+++ /dev/null
-<?php
-//////////////////////////////////////////////////////////////
-/// phpThumb() by James Heinrich <info@silisoftware.com> //
-// available at http://phpthumb.sourceforge.net ///
-//////////////////////////////////////////////////////////////
-/// //
-// See: phpthumb.readme.txt for usage instructions //
-// ///
-//////////////////////////////////////////////////////////////
-
-ob_start();
-if (!include_once(dirname(__FILE__).'/phpthumb.functions.php')) {
- ob_end_flush();
- die('failed to include_once("'.realpath(dirname(__FILE__).'/phpthumb.functions.php').'")');
-}
-ob_end_clean();
-
-class phpthumb {
-
- // public:
- // START PARAMETERS (for object mode and phpThumb.php)
- // See phpthumb.readme.txt for descriptions of what each of these values are
- var $src = null; // SouRCe filename
- var $new = null; // NEW image (phpThumb.php only)
- var $w = null; // Width
- var $h = null; // Height
- var $wp = null; // Width (Portrait Images Only)
- var $hp = null; // Height (Portrait Images Only)
- var $wl = null; // Width (Landscape Images Only)
- var $hl = null; // Height (Landscape Images Only)
- var $ws = null; // Width (Square Images Only)
- var $hs = null; // Height (Square Images Only)
- var $f = null; // Format
- var $q = 75; // jpeg output Quality
- var $sx = null; // Source crop top-left X position
- var $sy = null; // Source crop top-left Y position
- var $sw = null; // Source crop Width
- var $sh = null; // Source crop Height
- var $zc = null; // Zoom Crop
- var $bc = null; // Border Color
- var $bg = null; // BackGround color
- var $fltr = array(); // FiLTeRs
- var $goto = null; // GO TO url after processing
- var $err = null; // default ERRor image filename
- var $xto = null; // extract eXif Thumbnail Only
- var $ra = null; // Rotate by Angle
- var $ar = null; // Auto Rotate
- var $aoe = null; // Allow Output Enlargement
- var $far = null; // Fixed Aspect Ratio
- var $iar = null; // Ignore Aspect Ratio
- var $maxb = null; // MAXimum Bytes
- var $down = null; // DOWNload thumbnail filename
- var $md5s = null; // MD5 hash of Source image
- var $file = null; // >>deprecated, do not use<<
-
- var $phpThumbDebug = null;
- // END PARAMETERS
-
-
- // public:
- // START CONFIGURATION OPTIONS (for object mode only)
- // See phpThumb.config.php for descriptions of what each of these settings do
-
- // * Directory Configuration
- var $config_cache_directory = null;
- var $config_cache_disable_warning = true;
- var $config_cache_source_enabled = false;
- var $config_cache_source_directory = null;
- var $config_temp_directory = null;
- var $config_document_root = null;
-
- // * Default output configuration:
- var $config_output_format = 'jpeg';
- var $config_output_maxwidth = 0;
- var $config_output_maxheight = 0;
- var $config_output_interlace = true;
-
- // * Error message configuration
- var $config_error_image_width = 400;
- var $config_error_image_height = 100;
- var $config_error_message_image_default = '';
- var $config_error_bgcolor = 'CCCCFF';
- var $config_error_textcolor = 'FF0000';
- var $config_error_fontsize = 1;
- var $config_error_die_on_error = false;
- var $config_error_silent_die_on_error = false;
- var $config_error_die_on_source_failure = true;
-
- // * Anti-Hotlink Configuration:
- var $config_nohotlink_enabled = true;
- var $config_nohotlink_valid_domains = array();
- var $config_nohotlink_erase_image = true;
- var $config_nohotlink_text_message = 'Off-server thumbnailing is not allowed';
- // * Off-server Linking Configuration:
- var $config_nooffsitelink_enabled = false;
- var $config_nooffsitelink_valid_domains = array();
- var $config_nooffsitelink_require_refer = false;
- var $config_nooffsitelink_erase_image = true;
- var $config_nooffsitelink_text_message = 'Off-server linking is not allowed';
-
- // * Border & Background default colors
- var $config_border_hexcolor = '000000';
- var $config_background_hexcolor = 'FFFFFF';
-
- // * TrueType Fonts
- var $config_ttf_directory = '.';
-
- var $config_max_source_pixels = null;
- var $config_use_exif_thumbnail_for_speed = false;
- var $allow_local_http_src = false;
-
- var $config_imagemagick_path = null;
- var $config_prefer_imagemagick = true;
-
- var $config_cache_maxage = null;
- var $config_cache_maxsize = null;
- var $config_cache_maxfiles = null;
- var $config_cache_source_filemtime_ignore_local = false;
- var $config_cache_source_filemtime_ignore_remote = true;
- var $config_cache_default_only_suffix = false;
- var $config_cache_force_passthru = true;
- var $config_cache_prefix = ''; // default value set in the constructor below
-
- // * MySQL
- var $config_mysql_query = null;
- var $config_mysql_hostname = null;
- var $config_mysql_username = null;
- var $config_mysql_password = null;
- var $config_mysql_database = null;
-
- // * Security
- var $config_high_security_enabled = false;
- var $config_high_security_password = null;
- var $config_disable_debug = false;
- var $config_allow_src_above_docroot = true;
- var $config_allow_src_above_phpthumb = true;
- var $config_allow_parameter_file = false;
- var $config_allow_parameter_goto = false;
-
- // * Compatability
- var $config_disable_pathinfo_parsing = false;
- var $config_disable_imagecopyresampled = false;
- var $config_disable_onlycreateable_passthru = false;
-
- var $config_http_user_agent = 'Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7.12) Gecko/20050915 Firefox/1.0.7';
-
- // END CONFIGURATION OPTIONS
-
-
- // public: error messages (read-only)
- var $debugmessages = array();
- var $debugtiming = array();
- var $fatalerror = null;
-
-
- // private: (should not be modified directly)
- var $thumbnailQuality = 75;
- var $thumbnailFormat = null;
-
- var $sourceFilename = null;
- var $rawImageData = null;
- var $IMresizedData = null;
- var $outputImageData = null;
-
- var $useRawIMoutput = false;
-
- var $gdimg_output = null;
- var $gdimg_source = null;
-
- var $getimagesizeinfo = null;
-
- var $source_width = null;
- var $source_height = null;
-
- var $thumbnailCropX = null;
- var $thumbnailCropY = null;
- var $thumbnailCropW = null;
- var $thumbnailCropH = null;
-
- var $exif_thumbnail_width = null;
- var $exif_thumbnail_height = null;
- var $exif_thumbnail_type = null;
- var $exif_thumbnail_data = null;
- var $exif_raw_data = null;
-
- var $thumbnail_width = null;
- var $thumbnail_height = null;
- var $thumbnail_image_width = null;
- var $thumbnail_image_height = null;
-
- var $cache_filename = null;
-
- var $AlphaCapableFormats = array('png', 'ico', 'gif');
- var $is_alpha = false;
-
- var $iswindows = null;
-
- var $phpthumb_version = '1.7.2-200606220757';
-
- //////////////////////////////////////////////////////////////////////
-
- // public: constructor
- function phpThumb() {
- $this->DebugTimingMessage('phpThumb() constructor', __FILE__, __LINE__);
- $this->DebugMessage('phpThumb() v'.$this->phpthumb_version, __FILE__, __LINE__);
- $this->config_max_source_pixels = round(max(intval(ini_get('memory_limit')), intval(get_cfg_var('memory_limit'))) * 1048576 * 0.20); // 20% of memory_limit
- $this->iswindows = (bool) (strtoupper(substr(PHP_OS, 0, 3)) == 'WIN');
- $this->config_temp_directory = realpath($this->config_temp_directory ? $this->config_temp_directory : (getenv('TMPDIR') ? getenv('TMPDIR') : getenv('TMP')));
- $this->config_document_root = (@$_SERVER['DOCUMENT_ROOT'] ? $_SERVER['DOCUMENT_ROOT'] : $this->config_document_root);
- $this->config_cache_prefix = 'phpThumb_cache_'.@$_SERVER['SERVER_NAME'];
-
- $php_sapi_name = strtolower(function_exists('php_sapi_name') ? php_sapi_name() : '');
- if ($php_sapi_name == 'cli') {
- $this->config_allow_src_above_docroot = true;
- }
- }
-
- // public:
- function setSourceFilename($sourceFilename) {
- $this->rawImageData = null;
- $this->sourceFilename = $sourceFilename;
- $this->src = $sourceFilename;
- $this->DebugMessage('setSourceFilename('.$sourceFilename.') set $this->sourceFilename to "'.$this->sourceFilename.'"', __FILE__, __LINE__);
- return true;
- }
-
- // public:
- function setSourceData($rawImageData, $sourceFilename='') {
- $this->sourceFilename = null;
- $this->rawImageData = $rawImageData;
- $this->DebugMessage('setSourceData() setting $this->rawImageData ('.strlen($this->rawImageData).' bytes)', __FILE__, __LINE__);
- if ($this->config_cache_source_enabled) {
- $sourceFilename = ($sourceFilename ? $sourceFilename : md5($rawImageData));
- if (!is_dir($this->config_cache_source_directory)) {
- $this->ErrorImage('$this->config_cache_source_directory ('.$this->config_cache_source_directory.') is not a directory');
- } elseif (!@is_writable($this->config_cache_source_directory)) {
- $this->ErrorImage('$this->config_cache_source_directory ('.$this->config_cache_source_directory.') is not writable');
- }
- $this->DebugMessage('setSourceData() attempting to save source image to "'.$this->config_cache_source_directory.DIRECTORY_SEPARATOR.urlencode($sourceFilename).'"', __FILE__, __LINE__);
- if ($fp = @fopen($this->config_cache_source_directory.DIRECTORY_SEPARATOR.urlencode($sourceFilename), 'wb')) {
- fwrite($fp, $rawImageData);
- fclose($fp);
- } elseif (!$this->phpThumbDebug) {
- $this->ErrorImage('setSourceData() failed to write to source cache ('.$this->config_cache_source_directory.DIRECTORY_SEPARATOR.urlencode($sourceFilename).')');
- }
- }
- return true;
- }
-
- // public:
- function setSourceImageResource($gdimg) {
- $this->gdimg_source = $gdimg;
- return true;
- }
-
- // public:
- function setParameter($param, $value) {
- if ($param == 'src') {
- $this->setSourceFilename($this->ResolveFilenameToAbsolute($value));
- } elseif (@is_array($this->$param)) {
- if (is_array($value)) {
- foreach ($value as $arraykey => $arrayvalue) {
- array_push($this->$param, $arrayvalue);
- }
- } else {
- array_push($this->$param, $value);
- }
- } else {
- $this->$param = $value;
- }
- return true;
- }
-
- // public:
- function getParameter($param) {
- //if (property_exists('phpThumb', $param)) {
- return $this->$param;
- //}
- //$this->DebugMessage('setParameter() attempting to get non-existant parameter "'.$param.'"', __FILE__, __LINE__);
- //return false;
- }
-
-
- // public:
- function GenerateThumbnail() {
-
- $this->setOutputFormat();
- $this->ResolveSource();
- $this->SetCacheFilename();
- $this->ExtractEXIFgetImageSize();
- if ($this->useRawIMoutput) {
- $this->DebugMessage('Skipping rest of GenerateThumbnail() because $this->useRawIMoutput', __FILE__, __LINE__);
- return true;
- }
- if (!$this->SourceImageToGD()) {
- $this->DebugMessage('SourceImageToGD() failed', __FILE__, __LINE__);
- return false;
- }
- $this->Rotate();
- $this->CreateGDoutput();
-
- switch ($this->far) {
- case 'L':
- case 'TL':
- case 'BL':
- $destination_offset_x = 0;
- $destination_offset_y = round(($this->thumbnail_height - $this->thumbnail_image_height) / 2);
- break;
- case 'R':
- case 'TR':
- case 'BR':
- $destination_offset_x = round($this->thumbnail_width - $this->thumbnail_image_width);
- $destination_offset_y = round(($this->thumbnail_height - $this->thumbnail_image_height) / 2);
- break;
- case 'T':
- case 'TL':
- case 'TR':
- $destination_offset_x = round(($this->thumbnail_width - $this->thumbnail_image_width) / 2);
- $destination_offset_y = 0;
- break;
- case 'B':
- case 'BL':
- case 'BR':
- $destination_offset_x = round(($this->thumbnail_width - $this->thumbnail_image_width) / 2);
- $destination_offset_y = round($this->thumbnail_height - $this->thumbnail_image_height);
- break;
- case 'C':
- default:
- $destination_offset_x = round(($this->thumbnail_width - $this->thumbnail_image_width) / 2);
- $destination_offset_y = round(($this->thumbnail_height - $this->thumbnail_image_height) / 2);
- }
-
-// // copy/resize image to appropriate dimensions
-// $borderThickness = 0;
-// if (!empty($this->fltr)) {
-// foreach ($this->fltr as $key => $value) {
-// if (ereg('^bord\|([0-9]+)', $value, $matches)) {
-// $borderThickness = $matches[1];
-// break;
-// }
-// }
-// }
-// if ($borderThickness > 0) {
-// //$this->DebugMessage('Skipping ImageResizeFunction() because BorderThickness="'.$borderThickness.'"', __FILE__, __LINE__);
-// $this->thumbnail_image_height /= 2;
-// }
- $this->ImageResizeFunction(
- $this->gdimg_output,
- $this->gdimg_source,
- $destination_offset_x,
- $destination_offset_y,
- $this->thumbnailCropX,
- $this->thumbnailCropY,
- $this->thumbnail_image_width,
- $this->thumbnail_image_height,
- $this->thumbnailCropW,
- $this->thumbnailCropH
- );
-
- $this->DebugMessage('memory_get_usage() after copy-resize = '.(function_exists('memory_get_usage') ? @memory_get_usage() : 'n/a'), __FILE__, __LINE__);
- ImageDestroy($this->gdimg_source);
- $this->DebugMessage('memory_get_usage() after ImageDestroy = '.(function_exists('memory_get_usage') ? @memory_get_usage() : 'n/a'), __FILE__, __LINE__);
-
- $this->AntiOffsiteLinking();
- $this->ApplyFilters();
- $this->AlphaChannelFlatten();
- $this->MaxFileSize();
-
- $this->DebugMessage('GenerateThumbnail() completed successfully', __FILE__, __LINE__);
- return true;
- }
-
-
- // public:
- function RenderOutput() {
- if (!$this->useRawIMoutput && !is_resource($this->gdimg_output)) {
- $this->DebugMessage('RenderOutput() failed because !is_resource($this->gdimg_output)', __FILE__, __LINE__);
- return false;
- }
- if (!$this->thumbnailFormat) {
- $this->DebugMessage('RenderOutput() failed because $this->thumbnailFormat is empty', __FILE__, __LINE__);
- return false;
- }
- if ($this->useRawIMoutput) {
- $this->DebugMessage('RenderOutput copying $this->IMresizedData ('.strlen($this->IMresizedData).' bytes) to $this->outputImage', __FILE__, __LINE__);
- $this->outputImageData = $this->IMresizedData;
- return true;
- }
-
- $this->DebugMessage('RenderOutput() attempting Image'.strtoupper(@$this->thumbnailFormat).'($this->gdimg_output)', __FILE__, __LINE__);
- ob_start();
- switch ($this->thumbnailFormat) {
- case 'jpeg':
- ImageJPEG($this->gdimg_output, null, $this->thumbnailQuality);
- $this->outputImageData = ob_get_contents();
- break;
-
- case 'png':
- ImagePNG($this->gdimg_output);
- $this->outputImageData = ob_get_contents();
- break;
-
- case 'gif':
- ImageGIF($this->gdimg_output);
- $this->outputImageData = ob_get_contents();
- break;
-
- case 'bmp':
- $ImageOutFunction = '"builtin BMP output"';
- if (!@include_once(dirname(__FILE__).'/phpthumb.bmp.php')) {
- $this->DebugMessage('Error including "'.dirname(__FILE__).'/phpthumb.bmp.php" which is required for BMP format output', __FILE__, __LINE__);
- ob_end_clean();
- return false;
- }
- $phpthumb_bmp = new phpthumb_bmp();
- $this->outputImageData = $phpthumb_bmp->GD2BMPstring($this->gdimg_output);
- unset($phpthumb_bmp);
- break;
-
- case 'ico':
- $ImageOutFunction = '"builtin ICO output"';
- if (!@include_once(dirname(__FILE__).'/phpthumb.ico.php')) {
- $this->DebugMessage('Error including "'.dirname(__FILE__).'/phpthumb.ico.php" which is required for ICO format output', __FILE__, __LINE__);
- ob_end_clean();
- return false;
- }
- $phpthumb_ico = new phpthumb_ico();
- $arrayOfOutputImages = array($this->gdimg_output);
- $this->outputImageData = $phpthumb_ico->GD2ICOstring($arrayOfOutputImages);
- unset($phpthumb_ico);
- break;
-
- default:
- $this->DebugMessage('RenderToFile failed because $this->thumbnailFormat "'.$this->thumbnailFormat.'" is not valid', __FILE__, __LINE__);
- ob_end_clean();
- return false;
- }
- ob_end_clean();
- if (!$this->outputImageData) {
- $this->DebugMessage('RenderOutput() for "'.$this->thumbnailFormat.'" failed', __FILE__, __LINE__);
- ob_end_clean();
- return false;
- }
- $this->DebugMessage('RenderOutput() completing with $this->outputImageData = '.strlen($this->outputImageData).' bytes', __FILE__, __LINE__);
- return true;
- }
-
- function RenderToFile($filename) {
- if (eregi('^(f|ht)tps?\://', $filename)) {
- $this->DebugMessage('RenderToFile() failed because $filename ('.$filename.') is a URL', __FILE__, __LINE__);
- return false;
- }
- // render thumbnail to this file only, do not cache, do not output to browser
- //$renderfilename = $this->ResolveFilenameToAbsolute(dirname($filename)).DIRECTORY_SEPARATOR.basename($filename);
- $renderfilename = $filename;
- if (($filename{0} != '/') && ($filename{0} != '\\') && ($filename{1} != ':')) {
- $renderfilename = $this->ResolveFilenameToAbsolute($renderfilename);
- }
- if (!@is_writable(dirname($renderfilename))) {
- $this->DebugMessage('RenderToFile() failed because "'.dirname($renderfilename).'/" is not writable', __FILE__, __LINE__);
- return false;
- }
- if (@is_file($renderfilename) && !@is_writable($renderfilename)) {
- $this->DebugMessage('RenderToFile() failed because "'.$renderfilename.'" is not writable', __FILE__, __LINE__);
- return false;
- }
-
- if ($this->RenderOutput()) {
- if (file_put_contents($renderfilename, $this->outputImageData)) {
- $this->DebugMessage('RenderToFile('.$renderfilename.') succeeded', __FILE__, __LINE__);
- return true;
- }
- if (!@file_exists($renderfilename)) {
- $this->DebugMessage('RenderOutput ['.$this->thumbnailFormat.'('.$renderfilename.')] did not appear to fail, but the output image does not exist either...', __FILE__, __LINE__);
- }
- } else {
- $this->DebugMessage('RenderOutput ['.$this->thumbnailFormat.'('.$renderfilename.')] failed', __FILE__, __LINE__);
- }
- return false;
- }
-
-
- // public:
- function OutputThumbnail() {
- if (!$this->useRawIMoutput && !is_resource($this->gdimg_output)) {
- $this->DebugMessage('OutputThumbnail() failed because !is_resource($this->gdimg_output)', __FILE__, __LINE__);
- return false;
- }
- if (headers_sent()) {
- return $this->ErrorImage('OutputThumbnail() failed - headers already sent');
- exit;
- }
-
- if ($this->down) {
- $downloadfilename = ereg_replace('[/\\:\*\?"<>|]', '_', $this->down);
- if (phpthumb_functions::version_compare_replacement(phpversion(), '4.1.0', '>=')) {
- $downloadfilename = trim($downloadfilename, '.');
- }
- if ($downloadfilename != $this->down) {
- $this->DebugMessage('renaming output file for "down" from "'.$this->down.'" to "'.$downloadfilename.'"', __FILE__, __LINE__);
- }
- if ($downloadfilename) {
- header('Content-Disposition: attachment; filename="'.$downloadfilename.'"');
- } else {
- $this->DebugMessage('failed to send Content-Disposition header because $downloadfilename is empty', __FILE__, __LINE__);
- }
- }
-
- if ($this->useRawIMoutput) {
-
- header('Content-Type: '.phpthumb_functions::ImageTypeToMIMEtype($this->thumbnailFormat));
- echo $this->IMresizedData;
-
- } else {
-
- $this->DebugMessage('ImageInterlace($this->gdimg_output, '.intval($this->config_output_interlace).')', __FILE__, __LINE__);
- ImageInterlace($this->gdimg_output, intval($this->config_output_interlace));
- switch ($this->thumbnailFormat) {
- case 'jpeg':
- header('Content-Type: '.phpthumb_functions::ImageTypeToMIMEtype($this->thumbnailFormat));
- $ImageOutFunction = 'image'.$this->thumbnailFormat;
- @$ImageOutFunction($this->gdimg_output, '', $this->thumbnailQuality);
- break;
-
- case 'png':
- case 'gif':
- header('Content-Type: '.phpthumb_functions::ImageTypeToMIMEtype($this->thumbnailFormat));
- $ImageOutFunction = 'image'.$this->thumbnailFormat;
- @$ImageOutFunction($this->gdimg_output);
- break;
-
- case 'bmp':
- if (!@include_once(dirname(__FILE__).'/phpthumb.bmp.php')) {
- $this->DebugMessage('Error including "'.dirname(__FILE__).'/phpthumb.bmp.php" which is required for BMP format output', __FILE__, __LINE__);
- return false;
- }
- $phpthumb_bmp = new phpthumb_bmp();
- if (is_object($phpthumb_bmp)) {
- $bmp_data = $phpthumb_bmp->GD2BMPstring($this->gdimg_output);
- unset($phpthumb_bmp);
- if (!$bmp_data) {
- $this->DebugMessage('$phpthumb_bmp->GD2BMPstring() failed', __FILE__, __LINE__);
- return false;
- }
- header('Content-Type: '.phpthumb_functions::ImageTypeToMIMEtype($this->thumbnailFormat));
- echo $bmp_data;
- } else {
- $this->DebugMessage('new phpthumb_bmp() failed', __FILE__, __LINE__);
- return false;
- }
- break;
-
- case 'ico':
- if (!@include_once(dirname(__FILE__).'/phpthumb.ico.php')) {
- $this->DebugMessage('Error including "'.dirname(__FILE__).'/phpthumb.ico.php" which is required for ICO format output', __FILE__, __LINE__);
- return false;
- }
- $phpthumb_ico = new phpthumb_ico();
- if (is_object($phpthumb_ico)) {
- $arrayOfOutputImages = array($this->gdimg_output);
- $ico_data = $phpthumb_ico->GD2ICOstring($arrayOfOutputImages);
- unset($phpthumb_ico);
- if (!$ico_data) {
- $this->DebugMessage('$phpthumb_ico->GD2ICOstring() failed', __FILE__, __LINE__);
- return false;
- }
- header('Content-Type: '.phpthumb_functions::ImageTypeToMIMEtype($this->thumbnailFormat));
- echo $ico_data;
- } else {
- $this->DebugMessage('new phpthumb_ico() failed', __FILE__, __LINE__);
- return false;
- }
- break;
-
- default:
- $this->DebugMessage('OutputThumbnail failed because $this->thumbnailFormat "'.$this->thumbnailFormat.'" is not valid', __FILE__, __LINE__);
- return false;
- break;
- }
-
- }
- return true;
- }
-
-
- // public:
- function CleanUpCacheDirectory() {
- if (($this->config_cache_maxage > 0) || ($this->config_cache_maxsize > 0) || ($this->config_cache_maxfiles > 0)) {
- $CacheDirOldFilesAge = array();
- $CacheDirOldFilesSize = array();
- if ($dirhandle = opendir($this->config_cache_directory)) {
- while ($oldcachefile = readdir($dirhandle)) {
- $fullfilename = $this->config_cache_directory.DIRECTORY_SEPARATOR.$oldcachefile;
- if (eregi('^phpThumb_cache_', $oldcachefile) && file_exists($fullfilename)) {
- $CacheDirOldFilesAge[$oldcachefile] = @fileatime($fullfilename);
- if ($CacheDirOldFilesAge[$oldcachefile] == 0) {
- $CacheDirOldFilesAge[$oldcachefile] = @filemtime($fullfilename);
- }
-
- $CacheDirOldFilesSize[$oldcachefile] = @filesize($fullfilename);
- }
- }
- }
- asort($CacheDirOldFilesAge);
-
- if ($this->config_cache_maxfiles > 0) {
- $TotalCachedFiles = count($CacheDirOldFilesAge);
- $DeletedKeys = array();
- foreach ($CacheDirOldFilesAge as $oldcachefile => $filedate) {
- if ($TotalCachedFiles > $this->config_cache_maxfiles) {
- $TotalCachedFiles--;
- if (@unlink($fullfilename)) {
- $DeletedKeys[] = $oldcachefile;
- }
- } else {
- // there are few enough files to keep the rest
- break;
- }
- }
- foreach ($DeletedKeys as $dummy => $oldcachefile) {
- unset($CacheDirOldFilesAge[$oldcachefile]);
- unset($CacheDirOldFilesSize[$oldcachefile]);
- }
- }
-
- if ($this->config_cache_maxage > 0) {
- $mindate = time() - $this->config_cache_maxage;
- $DeletedKeys = array();
- foreach ($CacheDirOldFilesAge as $oldcachefile => $filedate) {
- if ($filedate > 0) {
- if ($filedate < $mindate) {
- if (@unlink($fullfilename)) {
- $DeletedKeys[] = $oldcachefile;
- }
- } else {
- // the rest of the files are new enough to keep
- break;
- }
- }
- }
- foreach ($DeletedKeys as $dummy => $oldcachefile) {
- unset($CacheDirOldFilesAge[$oldcachefile]);
- unset($CacheDirOldFilesSize[$oldcachefile]);
- }
- }
-
- if ($this->config_cache_maxsize > 0) {
- $TotalCachedFileSize = array_sum($CacheDirOldFilesSize);
- $DeletedKeys = array();
- foreach ($CacheDirOldFilesAge as $oldcachefile => $filedate) {
- if ($TotalCachedFileSize > $this->config_cache_maxsize) {
- $TotalCachedFileSize -= $CacheDirOldFilesSize[$oldcachefile];
- if (@unlink($fullfilename)) {
- $DeletedKeys[] = $oldcachefile;
- }
- } else {
- // the total filesizes are small enough to keep the rest of the files
- break;
- }
- }
- foreach ($DeletedKeys as $dummy => $oldcachefile) {
- unset($CacheDirOldFilesAge[$oldcachefile]);
- unset($CacheDirOldFilesSize[$oldcachefile]);
- }
- }
-
- }
- return true;
- }
-
- //////////////////////////////////////////////////////////////////////
-
- function ResolveSource() {
- if (is_resource($this->gdimg_source)) {
- $this->DebugMessage('ResolveSource() exiting because is_resource($this->gdimg_source)', __FILE__, __LINE__);
- return true;
- }
- if ($this->rawImageData) {
- $this->sourceFilename = null;
- $this->DebugMessage('ResolveSource() exiting because $this->rawImageData is set', __FILE__, __LINE__);
- return true;
- }
- if ($this->sourceFilename) {
- $this->sourceFilename = $this->ResolveFilenameToAbsolute($this->sourceFilename);
- $this->DebugMessage('$this->sourceFilename set to "'.$this->sourceFilename.'"', __FILE__, __LINE__);
- } else {
- $this->sourceFilename = $this->ResolveFilenameToAbsolute($this->src);
- $this->DebugMessage('$this->sourceFilename set to "'.$this->sourceFilename.'" from $this->src ('.$this->src.')', __FILE__, __LINE__);
- }
- if ($this->iswindows && ((substr($this->sourceFilename, 0, 2) == '//') || (substr($this->sourceFilename, 0, 2) == '\\\\'))) {
- // Windows \\share\filename.ext
- } elseif (eregi('^(f|ht)tps?\://', $this->sourceFilename)) {
- // URL
- if ($this->config_http_user_agent) {
- ini_set('user_agent', $this->config_http_user_agent);
- }
- } elseif (!@file_exists($this->sourceFilename)) {
- return $this->ErrorImage('"'.$this->sourceFilename.'" does not exist');
- } elseif (!@is_file($this->sourceFilename)) {
- return $this->ErrorImage('"'.$this->sourceFilename.'" is not a file');
- }
- return true;
- }
-
- function setOutputFormat() {
- static $alreadyCalled = false;
- if ($this->thumbnailFormat && $alreadyCalled) {
- return true;
- }
- $alreadyCalled = true;
-
- $AvailableImageOutputFormats = array();
- $AvailableImageOutputFormats[] = 'text';
- if (@is_readable(dirname(__FILE__).'/phpthumb.ico.php')) {
- $AvailableImageOutputFormats[] = 'ico';
- }
- if (@is_readable(dirname(__FILE__).'/phpthumb.bmp.php')) {
- $AvailableImageOutputFormats[] = 'bmp';
- }
-
- $this->thumbnailFormat = 'ico';
-
- // Set default output format based on what image types are available
- if (function_exists('ImageTypes')) {
- $imagetypes = ImageTypes();
- if ($imagetypes & IMG_WBMP) {
- $this->thumbnailFormat = 'wbmp';
- $AvailableImageOutputFormats[] = 'wbmp';
- }
- if ($imagetypes & IMG_GIF) {
- $this->thumbnailFormat = 'gif';
- $AvailableImageOutputFormats[] = 'gif';
- }
- if ($imagetypes & IMG_PNG) {
- $this->thumbnailFormat = 'png';
- $AvailableImageOutputFormats[] = 'png';
- }
- if ($imagetypes & IMG_JPG) {
- $this->thumbnailFormat = 'jpeg';
- $AvailableImageOutputFormats[] = 'jpeg';
- }
- } else {
- //return $this->ErrorImage('ImageTypes() does not exist - GD support might not be enabled?');
- $this->DebugMessage('ImageTypes() does not exist - GD support might not be enabled?', __FILE__, __LINE__);
- }
- if ($this->ImageMagickVersion()) {
- $IMformats = array('jpeg', 'png', 'gif', 'bmp', 'ico');
- $this->DebugMessage('Addding ImageMagick formats to $AvailableImageOutputFormats ('.implode(';', $AvailableImageOutputFormats).')', __FILE__, __LINE__);
- foreach ($IMformats as $key => $format) {
- $AvailableImageOutputFormats[] = $format;
- }
- }
- $AvailableImageOutputFormats = array_unique($AvailableImageOutputFormats);
- $this->DebugMessage('$AvailableImageOutputFormats = array('.implode(';', $AvailableImageOutputFormats).')', __FILE__, __LINE__);
-
- if (strtolower($this->config_output_format) == 'jpg') {
- $this->config_output_format = 'jpeg';
- }
- if (strtolower($this->f) == 'jpg') {
- $this->f = 'jpeg';
- }
- if (phpthumb_functions::CaseInsensitiveInArray($this->config_output_format, $AvailableImageOutputFormats)) {
- // set output format to config default if that format is available
- $this->DebugMessage('$this->thumbnailFormat set to $this->config_output_format "'.strtolower($this->config_output_format).'"', __FILE__, __LINE__);
- $this->thumbnailFormat = strtolower($this->config_output_format);
- } elseif ($this->config_output_format) {
- $this->DebugMessage('$this->thumbnailFormat staying as "'.$this->thumbnailFormat.'" because $this->config_output_format ('.strtolower($this->config_output_format).') is not in $AvailableImageOutputFormats', __FILE__, __LINE__);
- }
- if ($this->f && (phpthumb_functions::CaseInsensitiveInArray($this->f, $AvailableImageOutputFormats))) {
- // override output format if $this->f is set and that format is available
- $this->DebugMessage('$this->thumbnailFormat set to $this->f "'.strtolower($this->f).'"', __FILE__, __LINE__);
- $this->thumbnailFormat = strtolower($this->f);
- } elseif ($this->f) {
- $this->DebugMessage('$this->thumbnailFormat staying as "'.$this->thumbnailFormat.'" because $this->f ('.strtolower($this->f).') is not in $AvailableImageOutputFormats', __FILE__, __LINE__);
- }
-
- // for JPEG images, quality 1 (worst) to 99 (best)
- // quality < 25 is nasty, with not much size savings - not recommended
- // problems with 100 - invalid JPEG?
- $this->thumbnailQuality = max(1, min(99, ($this->q ? $this->q : 75)));
- $this->DebugMessage('$this->thumbnailQuality set to "'.$this->thumbnailQuality.'"', __FILE__, __LINE__);
-
- return true;
- }
-
- function setCacheDirectory() {
- // resolve cache directory to absolute pathname
- $this->DebugMessage('setCacheDirectory() starting with config_cache_directory = "'.$this->config_cache_directory.'"', __FILE__, __LINE__);
- if (substr($this->config_cache_directory, 0, 1) == '.') {
- if (eregi('^(f|ht)tps?\://', $this->src)) {
- if (!$this->config_cache_disable_warning) {
- $this->ErrorImage('$this->config_cache_directory ('.$this->config_cache_directory.') cannot be used for remote images. Adjust "cache_directory" or "cache_disable_warning" in phpThumb.config.php');
- }
- } elseif ($this->src) {
- // resolve relative cache directory to source image
- $this->config_cache_directory = dirname($this->ResolveFilenameToAbsolute($this->src)).DIRECTORY_SEPARATOR.$this->config_cache_directory;
- } else {
- // $this->new is probably set
- }
- }
- if (substr($this->config_cache_directory, -1) == '/') {
- $this->config_cache_directory = substr($this->config_cache_directory, 0, -1);
- }
- if ($this->iswindows) {
- $this->config_cache_directory = str_replace('/', DIRECTORY_SEPARATOR, $this->config_cache_directory);
- }
- if ($this->config_cache_directory) {
- $real_cache_path = realpath($this->config_cache_directory);
- if (!$real_cache_path) {
- $this->DebugMessage('realpath($this->config_cache_directory) failed for "'.$this->config_cache_directory.'"', __FILE__, __LINE__);
- if (!is_dir($this->config_cache_directory)) {
- $this->DebugMessage('!is_dir('.$this->config_cache_directory.')', __FILE__, __LINE__);
- }
- }
- if ($real_cache_path) {
- $this->DebugMessage('setting config_cache_directory to realpath('.$this->config_cache_directory.') = "'.$real_cache_path.'"', __FILE__, __LINE__);
- $this->config_cache_directory = $real_cache_path;
- }
- }
- if (!is_dir($this->config_cache_directory)) {
- if (!$this->config_cache_disable_warning) {
- $this->ErrorImage('$this->config_cache_directory ('.$this->config_cache_directory.') does not exist. Adjust "cache_directory" or "cache_disable_warning" in phpThumb.config.php');
- }
- $this->DebugMessage('$this->config_cache_directory ('.$this->config_cache_directory.') is not a directory', __FILE__, __LINE__);
- $this->config_cache_directory = null;
- } elseif (!@is_writable($this->config_cache_directory)) {
- $this->DebugMessage('$this->config_cache_directory is not writable ('.$this->config_cache_directory.')', __FILE__, __LINE__);
- }
- return true;
- }
-
-
- function ResolveFilenameToAbsolute($filename) {
- //if (eregi('^(f|ht)tps?\://', $filename)) {
- if (eregi('^[a-z0-9]+\:/{1,2}', $filename)) {
- // eg: http://host/path/file.jpg (HTTP URL)
- // eg: ftp://host/path/file.jpg (FTP URL)
- // eg: data1:/path/file.jpg (Netware path)
-
- //$AbsoluteFilename = $filename;
- return $filename;
-
- } elseif ($this->iswindows && ($filename{1} == ':')) {
-
- // absolute pathname (Windows)
- $AbsoluteFilename = $filename;
-
- } elseif ($this->iswindows && ((substr($filename, 0, 2) == '//') || (substr($filename, 0, 2) == '\\\\'))) {
-
- // absolute pathname (Windows)
- $AbsoluteFilename = $filename;
-
- } elseif ($filename{0} == '/') {
-
- if (@is_readable($filename) && !@is_readable($this->config_document_root.$filename)) {
-
- // absolute filename (*nix)
- $AbsoluteFilename = $filename;
-
- } elseif ($filename{1} == '~') {
-
- // /~user/path
- if ($ApacheLookupURIarray = phpthumb_functions::ApacheLookupURIarray($filename)) {
- $AbsoluteFilename = $ApacheLookupURIarray['filename'];
- } else {
- $AbsoluteFilename = realpath($filename);
- if (@is_readable($AbsoluteFilename)) {
- $this->DebugMessage('phpthumb_functions::ApacheLookupURIarray() failed for "'.$filename.'", but the correct filename ('.$AbsoluteFilename.') seems to have been resolved with realpath($filename)', __FILE__, __LINE__);
- } else {
- return $this->ErrorImage('phpthumb_functions::ApacheLookupURIarray() failed for "'.$filename.'". This has been known to fail on Apache2 - try using the absolute filename for the source image (ex: "/home/user/httpdocs/image.jpg" instead of "/~user/image.jpg")');
- }
- }
-
- } else {
-
- // relative filename (any OS)
- if (ereg('^'.preg_quote($this->config_document_root), $filename)) {
- $AbsoluteFilename = $filename;
- $this->DebugMessage('ResolveFilenameToAbsolute() NOT prepending $this->config_document_root ('.$this->config_document_root.') to $filename ('.$filename.') resulting in ($AbsoluteFilename = "'.$AbsoluteFilename.'")', __FILE__, __LINE__);
- } else {
- $AbsoluteFilename = $this->config_document_root.$filename;
- $this->DebugMessage('ResolveFilenameToAbsolute() prepending $this->config_document_root ('.$this->config_document_root.') to $filename ('.$filename.') resulting in ($AbsoluteFilename = "'.$AbsoluteFilename.'")', __FILE__, __LINE__);
- }
-
- }
-
- } else {
-
- // relative to current directory (any OS)
- $AbsoluteFilename = $this->config_document_root.dirname(@$_SERVER['PHP_SELF']).DIRECTORY_SEPARATOR.$filename;
- //if (!@file_exists($AbsoluteFilename) && @file_exists(realpath($this->DotPadRelativeDirectoryPath($filename)))) {
- // $AbsoluteFilename = realpath($this->DotPadRelativeDirectoryPath($filename));
- //}
-
- if (substr(dirname(@$_SERVER['PHP_SELF']), 0, 2) == '/~') {
- if ($ApacheLookupURIarray = phpthumb_functions::ApacheLookupURIarray(dirname(@$_SERVER['PHP_SELF']))) {
- $AbsoluteFilename = $ApacheLookupURIarray['filename'].DIRECTORY_SEPARATOR.$filename;
- } else {
- $AbsoluteFilename = realpath('.').DIRECTORY_SEPARATOR.$filename;
- if (@is_readable($AbsoluteFilename)) {
- $this->DebugMessage('phpthumb_functions::ApacheLookupURIarray() failed for "'.dirname(@$_SERVER['PHP_SELF']).'", but the correct filename ('.$AbsoluteFilename.') seems to have been resolved with realpath(.)/$filename', __FILE__, __LINE__);
- } else {
- return $this->ErrorImage('phpthumb_functions::ApacheLookupURIarray() failed for "'.dirname(@$_SERVER['PHP_SELF']).'". This has been known to fail on Apache2 - try using the absolute filename for the source image');
- }
- }
- }
-
- }
- if (is_link($AbsoluteFilename)) {
- $this->DebugMessage('is_link()==true, changing "'.$AbsoluteFilename.'" to "'.readlink($AbsoluteFilename).'"', __FILE__, __LINE__);
- $AbsoluteFilename = readlink($AbsoluteFilename);
- }
- if (realpath($AbsoluteFilename)) {
- $AbsoluteFilename = realpath($AbsoluteFilename);
- }
- if ($this->iswindows) {
- $AbsoluteFilename = eregi_replace('^'.preg_quote(realpath($this->config_document_root)), realpath($this->config_document_root), $AbsoluteFilename);
- $AbsoluteFilename = str_replace(DIRECTORY_SEPARATOR, '/', $AbsoluteFilename);
- }
- if (!$this->config_allow_src_above_docroot && !ereg('^'.preg_quote(str_replace(DIRECTORY_SEPARATOR, '/', realpath($this->config_document_root))), $AbsoluteFilename)) {
- $this->DebugMessage('!$this->config_allow_src_above_docroot therefore setting "'.$AbsoluteFilename.'" (outside "'.realpath($this->config_document_root).'") to null', __FILE__, __LINE__);
- return false;
- }
- if (!$this->config_allow_src_above_phpthumb && !ereg('^'.preg_quote(str_replace(DIRECTORY_SEPARATOR, '/', dirname(__FILE__))), $AbsoluteFilename)) {
- $this->DebugMessage('!$this->config_allow_src_above_phpthumb therefore setting "'.$AbsoluteFilename.'" (outside "'.dirname(__FILE__).'") to null', __FILE__, __LINE__);
- return false;
- }
- return $AbsoluteFilename;
- }
-
- function ImageMagickWhichConvert() {
- static $WhichConvert = null;
- if (is_null($WhichConvert)) {
- if ($this->iswindows) {
- $WhichConvert = false;
- } else {
- $WhichConvert = trim(phpthumb_functions::SafeExec('which convert'));
- }
- }
- return $WhichConvert;
- }
-
- function ImageMagickCommandlineBase() {
- static $commandline = null;
- if (is_null($commandline)) {
- $commandline = (!is_null($this->config_imagemagick_path) ? $this->config_imagemagick_path : '');
-
- if ($this->config_imagemagick_path && ($this->config_imagemagick_path != realpath($this->config_imagemagick_path))) {
- if (@is_executable(realpath($this->config_imagemagick_path))) {
- $this->DebugMessage('Changing $this->config_imagemagick_path ('.$this->config_imagemagick_path.') to realpath($this->config_imagemagick_path) ('.realpath($this->config_imagemagick_path).')', __FILE__, __LINE__);
- $this->config_imagemagick_path = realpath($this->config_imagemagick_path);
- } else {
- $this->DebugMessage('Leaving $this->config_imagemagick_path as ('.$this->config_imagemagick_path.') because !is_execuatable(realpath($this->config_imagemagick_path)) ('.realpath($this->config_imagemagick_path).')', __FILE__, __LINE__);
- }
- }
- $this->DebugMessage(' file_exists('.$this->config_imagemagick_path.') = '.intval( @file_exists($this->config_imagemagick_path)), __FILE__, __LINE__);
- $this->DebugMessage('is_executable('.$this->config_imagemagick_path.') = '.intval(@is_executable($this->config_imagemagick_path)), __FILE__, __LINE__);
- if (@file_exists($this->config_imagemagick_path)) {
- $this->DebugMessage('using ImageMagick path from $this->config_imagemagick_path ('.$this->config_imagemagick_path.')', __FILE__, __LINE__);
- if ($this->iswindows) {
- $commandline = substr($this->config_imagemagick_path, 0, 2).' && cd "'.str_replace('/', DIRECTORY_SEPARATOR, substr(dirname($this->config_imagemagick_path), 2)).'" && '.basename($this->config_imagemagick_path);
- } else {
- $commandline = '"'.$this->config_imagemagick_path.'"';
- }
- return $commandline;
- }
-
- $which_convert = $this->ImageMagickWhichConvert();
- $IMversion = $this->ImageMagickVersion();
-
- if ($which_convert && ($which_convert{0} == '/') && @file_exists($which_convert)) {
-
- // `which convert` *should* return the path if "convert" exist, or nothing if it doesn't
- // other things *may* get returned, like "sh: convert: not found" or "no convert in /usr/local/bin /usr/sbin /usr/bin /usr/ccs/bin"
- // so only do this if the value returned exists as a file
- $this->DebugMessage('using ImageMagick path from `which convert` ('.$which_convert.')', __FILE__, __LINE__);
- $commandline = 'convert';
-
- } elseif ($IMversion) {
-
- $this->DebugMessage('setting ImageMagick path to $this->config_imagemagick_path ('.$this->config_imagemagick_path.') ['.$IMversion.']', __FILE__, __LINE__);
- $commandline = $this->config_imagemagick_path;
-
- } else {
-
- $this->DebugMessage('ImageMagickThumbnailToGD() aborting because cannot find convert in $this->config_imagemagick_path ('.$this->config_imagemagick_path.'), and `which convert` returned ('.$which_convert.')', __FILE__, __LINE__);
- $commandline = '';
-
- }
- }
- return $commandline;
- }
-
- function ImageMagickVersion($returnRAW=false) {
- static $versionstring = null;
- if (is_null($versionstring)) {
- $commandline = $this->ImageMagickCommandlineBase();
- $commandline = (!is_null($commandline) ? $commandline : '');
-
- $versionstring = array(0=>'', 1=>'');
- if ($commandline) {
- $commandline .= ' -version';
- $this->DebugMessage('ImageMagick version checked with "'.$commandline.'"', __FILE__, __LINE__);
- $versionstring[1] = trim(phpthumb_functions::SafeExec($commandline));
- if (eregi('^Version: (.*) (http|file)\:', $versionstring[1], $matches)) {
- $versionstring[0] = $matches[1];
- } else {
- $versionstring[0] = false;
- $this->DebugMessage('ImageMagick did not return recognized version string ('.$versionstring[1].')', __FILE__, __LINE__);
- }
- }
- }
- return @$versionstring[intval($returnRAW)];
- }
-
- function ImageMagickSwitchAvailable($switchname) {
- static $IMoptions = null;
- if (is_null($IMoptions)) {
- $IMoptions = array();
- $commandline = $this->ImageMagickCommandlineBase();
- if (!is_null($commandline)) {
- $commandline .= ' -help';
- $IMhelp_lines = explode("\n", phpthumb_functions::SafeExec($commandline));
- foreach ($IMhelp_lines as $line) {
- if (ereg('^[\+\-]([a-z\-]+) ', trim($line), $matches)) {
- $IMoptions[$matches[1]] = true;
- }
- }
- }
- }
- if (is_array($switchname)) {
- $allOK = true;
- foreach ($switchname as $key => $value) {
- if (!isset($IMoptions[$value])) {
- $allOK = false;
- break;
- }
- }
- $this->DebugMessage('ImageMagickSwitchAvailable('.implode(';', $switchname).') = '.intval($allOK).'', __FILE__, __LINE__);
- } else {
- $allOK = isset($IMoptions[$switchname]);
- $this->DebugMessage('ImageMagickSwitchAvailable('.$switchname.') = '.intval($allOK).'', __FILE__, __LINE__);
- }
- return $allOK;
- }
-
- function ImageMagickThumbnailToGD() {
- // http://www.imagemagick.org/script/command-line-options.php
-
- $this->useRawIMoutput = true;
- if (phpthumb_functions::gd_version()) {
- //$UnAllowedParameters = array('sx', 'sy', 'sw', 'sh', 'xto', 'ra', 'ar', 'bg', 'bc', 'fltr');
- $UnAllowedParameters = array('xto', 'ra', 'ar', 'bg', 'bc', 'fltr');
- foreach ($UnAllowedParameters as $dummy => $parameter) {
- if ($this->$parameter) {
- $this->DebugMessage('$this->useRawIMoutput=false because "'.$parameter.'" is set', __FILE__, __LINE__);
- $this->useRawIMoutput = false;
- break;
- }
- }
- }
- $outputFormat = $this->thumbnailFormat;
- if (phpthumb_functions::gd_version()) {
- if ($this->useRawIMoutput) {
- switch ($this->thumbnailFormat) {
- case 'gif':
- $ImageCreateFunction = 'ImageCreateFromGIF';
- $this->is_alpha = true;
- break;
- case 'png':
- $ImageCreateFunction = 'ImageCreateFromPNG';
- $this->is_alpha = true;
- break;
- case 'jpg':
- case 'jpeg':
- $ImageCreateFunction = 'ImageCreateFromJPEG';
- break;
- default:
- $outputFormat = 'png';
- $ImageCreateFunction = 'ImageCreateFromPNG';
- $this->is_alpha = true;
- $this->useRawIMoutput = false;
- break;
- }
- if (!function_exists(@$ImageCreateFunction)) {
- // ImageMagickThumbnailToGD() depends on ImageCreateFromPNG/ImageCreateFromGIF
- //$this->DebugMessage('ImageMagickThumbnailToGD() aborting because '.@$ImageCreateFunction.'() is not available', __FILE__, __LINE__);
- $this->useRawIMoutput = true;
- //return false;
- }
- } else {
- $outputFormat = 'png';
- $ImageCreateFunction = 'ImageCreateFromPNG';
- $this->is_alpha = true;
- $this->useRawIMoutput = false;
- }
- }
-
- // http://freealter.org/doc_distrib/ImageMagick-5.1.1/www/convert.html
- if (!$this->sourceFilename) {
- $this->DebugMessage('ImageMagickThumbnailToGD() aborting because $this->sourceFilename is empty', __FILE__, __LINE__);
- $this->useRawIMoutput = false;
- return false;
- }
- if (ini_get('safe_mode')) {
- $this->DebugMessage('ImageMagickThumbnailToGD() aborting because safe_mode is enabled', __FILE__, __LINE__);
- $this->useRawIMoutput = false;
- return false;
- }
-
- $commandline = $this->ImageMagickCommandlineBase();
- if ($commandline) {
- if ($IMtempfilename = $this->phpThumb_tempnam()) {
-
- if (!eregi('('.implode('|', $this->AlphaCapableFormats).')', $outputFormat)) {
- // not a transparency-capable format
- $commandline .= ' -background "#'.($this->bg ? $this->bg : 'FFFFFF').'"';
- $commandline .= ' -flatten';
- }
- $IMtempfilename = realpath($IMtempfilename);
- if ($getimagesize = @GetImageSize($this->sourceFilename)) {
- $this->DebugMessage('GetImageSize('.$this->sourceFilename.') returned [w='.$getimagesize[0].';h='.$getimagesize[1].';f='.$getimagesize[2].']', __FILE__, __LINE__);
- $this->source_width = $getimagesize[0];
- $this->source_height = $getimagesize[1];
- $this->DebugMessage('source dimensions set to '.$this->source_width.'x'.$this->source_height, __FILE__, __LINE__);
- $this->SetOrientationDependantWidthHeight();
-
- $commandline .= ' -coalesce'; // may be needed for animated GIFs
- if ($this->source_width || $this->source_height) {
- if ($this->zc) {
-
- $borderThickness = 0;
- if (!empty($this->fltr)) {
- foreach ($this->fltr as $key => $value) {
- if (ereg('^bord\|([0-9]+)', $value, $matches)) {
- $borderThickness = $matches[1];
- break;
- }
- }
- }
- $wAll = intval(max($this->w, $this->wp, $this->wl, $this->ws)) - (2 * $borderThickness);
- $hAll = intval(max($this->h, $this->hp, $this->hl, $this->hs)) - (2 * $borderThickness);
- $imAR = $this->source_width / $this->source_height;
- //$zcAR = (($wAll && $hAll) ? $wAll / $hAll : $imAR);
- $zcAR = (($wAll && $hAll) ? $wAll / $hAll : 1);
-//echo '<pre>';
-//var_dump($wAll);
-//var_dump($hAll);
-//var_dump($zcAR);
- //if (($wAll > $borderThickness) && ($wAll > $borderThickness)) {
- // $zcAR = ($wAll - (2 * $borderThickness)) / ($hAll - (2 * $borderThickness));
- //}
-//echo ($wAll - (2 * $borderThickness))."\n";
-//echo ($hAll - (2 * $borderThickness))."\n";
-//var_dump($zcAR);
- $side = phpthumb_functions::nonempty_min($this->source_width, $this->source_height, max($wAll, $hAll));
- $sideX = phpthumb_functions::nonempty_min($this->source_width, $wAll, round($hAll * $zcAR));
- $sideY = phpthumb_functions::nonempty_min( $this->source_height, $hAll, round($wAll / $zcAR));
-
- //if ($zcAR > 1) { // landscape
- $thumbnailH = round(max($sideY, ($sideY * $zcAR) / $imAR));
-//echo '<pre>';
-//var_dump($sideY);
-//var_dump($zcAR);
-//var_dump($imAR);
-//var_dump($thumbnailH);
-
- $commandline .= ' -thumbnail x'.$thumbnailH;
- //} else { // portrait or square
- // $thumbnailH = max($sideY, ($sideY * $zcAR) / $imAR);
- // $commandline .= ' -thumbnail '.$sideX.'x'.round($sideX / $zcAR);
- //}
-//echo '<pre>';
-//var_dump($this->w);
-//var_dump($this->wp);
-//var_dump($this->wl);
-//var_dump($this->ws);
-//var_dump($wAll);
-//var_dump($side);
-//var_dump($sideX);
-//var_dump($sideY);
-//var_dump($zcAR);
-//var_dump($thumbnailH);
-//print_r($getimagesize);
-//echo '</pre>';
-
- $commandline .= ' -gravity center';
-
- if (($wAll > 0) && ($hAll > 0)) {
- $commandline .= ' -crop '.$wAll.'x'.$hAll.'+0+0';
- } else {
- $commandline .= ' -crop '.$side.'x'.$side.'+0+0';
- }
- $commandline .= ' +repage';
-
- } elseif ($this->sw || $this->sh || $this->sx || $this->sy) {
-
- $commandline .= ' -crop '.($this->sw ? $this->sw : $this->source_width).'x'.($this->sh ? $this->sh : $this->source_height).'+'.$this->sx.'+'.$this->sy;
- // this is broken for aoe=1, but unsure how to fix. Send advice to info@silisoftware.com
- if ($this->w || $this->h) {
- $commandline .= ' -repage';
- $commandline .= ' -thumbnail '.$this->w.'x'.$this->h;
- }
-
- } else {
-
- if ($this->iar && (intval($this->w) > 0) && (intval($this->h) > 0)) {
- $commandline .= ' -thumbnail '.$this->w.'x'.$this->h.'!';
- } else {
-//echo '<pre>';
-//print_r($getimagesize);
-//echo '</pre>';
-//echo $this->w.'x'.$this->h.'<br>';
- $this->w = ((($this->aoe || $this->far) && $this->w) ? $this->w : ($this->w ? phpthumb_functions::nonempty_min($this->w, $getimagesize[0]) : ''));
- $this->h = ((($this->aoe || $this->far) && $this->h) ? $this->h : ($this->h ? phpthumb_functions::nonempty_min($this->h, $getimagesize[1]) : ''));
-//echo $this->w.'x'.$this->h.'<br>';
- if ($this->w || $this->h) {
- $commandline .= ' -thumbnail '.$this->w.'x'.$this->h;
- }
- }
- }
- }
-
- } else {
-
- $this->DebugMessage('GetImageSize('.$this->sourceFilename.') failed', __FILE__, __LINE__);
- if ($this->w || $this->h) {
- $commandline .= ' -thumbnail '.$this->w.'x'.$this->h;
- if ($this->iar && (intval($this->w) > 0) && (intval($this->h) > 0)) {
- $commandline .= '!';
- }
- }
-
- }
- foreach ($this->fltr as $filterkey => $filtercommand) {
- @list($command, $parameter) = explode('|', $filtercommand, 2);
- switch ($command) {
- case 'brit':
- if ($this->ImageMagickSwitchAvailable('modulate')) {
- $commandline .= ' -modulate '.(100 + $parameter).',100,100';
- unset($this->fltr[$filterkey]);
- }
- break;
-
- case 'cont':
- if ($this->ImageMagickSwitchAvailable('contrast')) {
- $contDiv10 = round($parameter / 10);
- if ($contDiv10 > 0) {
- for ($i = 0; $i < $contDiv10; $i++) {
- $commandline .= ' -contrast'; // increase contrast by 10%
- }
- } elseif ($contDiv10 < 0) {
- for ($i = $contDiv10; $i < 0; $i++) {
- $commandline .= ' +contrast'; // decrease contrast by 10%
- }
- } else {
- // do nothing
- }
- unset($this->fltr[$filterkey]);
- }
- break;
-
- case 'ds':
- if ($this->ImageMagickSwitchAvailable(array('colorspace', 'modulate'))) {
- if ($parameter == 100) {
- $commandline .= ' -colorspace GRAY -modulate 100,0,100';
- } else {
- $commandline .= ' -modulate 100,'.(100 - $parameter).',100';
- }
- unset($this->fltr[$filterkey]);
- }
- break;
-
- case 'sat':
- if ($this->ImageMagickSwitchAvailable(array('colorspace', 'modulate'))) {
- if ($parameter == -100) {
- $commandline .= ' -colorspace GRAY -modulate 100,0,100';
- } else {
- $commandline .= ' -modulate 100,'.(100 + $parameter).',100';
- }
- unset($this->fltr[$filterkey]);
- }
- break;
-
- case 'gray':
- if ($this->ImageMagickSwitchAvailable(array('colorspace', 'modulate'))) {
- $commandline .= ' -colorspace GRAY -modulate 100,0,100';
- //$commandline .= ' -colorspace GRAY';
- unset($this->fltr[$filterkey]);
- }
- break;
-
- case 'clr':
- if ($this->ImageMagickSwitchAvailable(array('fill', 'colorize'))) {
- @list($amount, $color) = explode('|', $parameter);
- $commandline .= ' -fill #'.$color.' -colorize '.$amount;
- }
- break;
-
- case 'sep':
- if ($this->ImageMagickSwitchAvailable('sepia-tone')) {
- @list($amount, $color) = explode('|', $parameter);
- $amount = ($amount ? $amount : 80);
- if (!$color) {
- $commandline .= ' -sepia-tone '.$amount.'%';
- unset($this->fltr[$filterkey]);
- }
- }
- break;
-
- case 'gam':
- if ($this->ImageMagickSwitchAvailable('gamma')) {
- $commandline .= ' -gamma '.$parameter;
- unset($this->fltr[$filterkey]);
- }
- break;
-
- case 'neg':
- if ($this->ImageMagickSwitchAvailable('negate')) {
- $commandline .= ' -negate';
- unset($this->fltr[$filterkey]);
- }
- break;
-
- case 'th':
- if ($this->ImageMagickSwitchAvailable(array('threshold', 'dither', 'monochrome'))) {
- $commandline .= ' -threshold '.round($parameter / 2.55).'% -dither -monochrome';
- unset($this->fltr[$filterkey]);
- }
- break;
-
- case 'rcd':
- if ($this->ImageMagickSwitchAvailable(array('colors', 'dither'))) {
- @list($colors, $dither) = explode('|', $parameter);
- $colors = ($colors ? (int) $colors : 256);
- $dither = ((strlen($dither) > 0) ? (bool) $dither : true);
- $commandline .= ' -colors '.max($colors, 8); // ImageMagick will otherwise fail with "cannot quantize to fewer than 8 colors"
- $commandline .= ($dither ? ' -dither' : ' +dither');
- unset($this->fltr[$filterkey]);
- }
- break;
-
- case 'flip':
- if ($this->ImageMagickSwitchAvailable(array('flip', 'flop'))) {
- if (strpos(strtolower($parameter), 'x') !== false) {
- $commandline .= ' -flop';
- }
- if (strpos(strtolower($parameter), 'y') !== false) {
- $commandline .= ' -flip';
- }
- unset($this->fltr[$filterkey]);
- }
- break;
-
- case 'edge':
- if ($this->ImageMagickSwitchAvailable('edge')) {
- $parameter = ($parameter ? $parameter : 2);
- $commandline .= ' -edge '.($parameter ? $parameter : 1);
- unset($this->fltr[$filterkey]);
- }
- break;
-
- case 'emb':
- if ($this->ImageMagickSwitchAvailable(array('emboss', 'negate'))) {
- $parameter = ($parameter ? $parameter : 2);
- $commandline .= ' -emboss '.$parameter;
- if ($parameter < 2) {
- $commandline .= ' -negate'; // ImageMagick negates the image for some reason with '-emboss 1';
- }
- unset($this->fltr[$filterkey]);
- }
- break;
-
- case 'lvl':
- if ($this->ImageMagickSwitchAvailable(array('normalize', 'level'))) {
- @list($band, $min, $max) = explode('|', $parameter);
- $band = ($band ? $band : '*');
- $min = ((strlen($min) > 0) ? $min : '-1');
- $max = ((strlen($max) > 0) ? $max : '-1');
- if ($band == '*') {
- if (($min == -1) && ($max == -1)) {
- $commandline .= ' -normalize';
- unset($this->fltr[$filterkey]);
- } elseif (($min == -1) || ($max == -1)) {
- //
- } else {
- $commandline .= ' -level '.$min.'%,'.$max.'%';
- unset($this->fltr[$filterkey]);
- }
- }
- }
- break;
-
- case 'blur':
- if ($this->ImageMagickSwitchAvailable('blur')) {
- @list($radius) = explode('|', $parameter);
- $radius = ($radius ? $radius : 1);
- $commandline .= ' -blur '.$radius;
- unset($this->fltr[$filterkey]);
- }
- break;
-
- case 'gblr':
- if ($this->ImageMagickSwitchAvailable('gaussian')) {
- @list($radius) = explode('|', $parameter);
- $radius = ($radius ? $radius : 1);
- $commandline .= ' -gaussian '.$radius;
- unset($this->fltr[$filterkey]);
- }
- break;
-
- case 'usm':
- if ($this->ImageMagickSwitchAvailable('unsharp')) {
- @list($amount, $radius, $threshold) = explode('|', $parameter);
- $amount = ($amount ? $amount : 80);
- $radius = ($radius ? $radius : 0.5);
- $threshold = (strlen($threshold) ? $threshold : 3);
- $commandline .= ' -unsharp '.number_format(($radius * 2) - 1, 2).'x1+'.number_format($amount / 100, 2).'+'.number_format($threshold / 100, 2);
- unset($this->fltr[$filterkey]);
- }
- break;
-
- case 'bord':
- if ($this->ImageMagickSwitchAvailable(array('border', 'bordercolor', 'thumbnail', 'crop'))) {
- if (!$this->zc) {
- @list($width, $rX, $rY, $color) = explode('|', $parameter);
- if ($width && !$rX && !$rY) {
- if (!phpthumb_functions::IsHexColor($color)) {
- $color = ($this->bc ? $this->bc : '000000');
- }
- $commandline .= ' -border '.$width.' -bordercolor "#'.$color.'"';
- if (ereg(' \-crop ([0-9]+)x([0-9]+)\+0\+0 ', $commandline, $matches)) {
- $commandline = str_replace(' -crop '.$matches[1].'x'.$matches[2].'+0+0 ', ' -crop '.($matches[1] - (2 * $width)).'x'.($matches[2] - (2 * $width)).'+0+0 ', $commandline);
- } elseif (ereg(' \-thumbnail ([0-9]+)x([0-9]+) ', $commandline, $matches)) {
- $commandline = str_replace(' -thumbnail '.$matches[1].'x'.$matches[2].' ', ' -thumbnail '.($matches[1] - (2 * $width)).'x'.($matches[2] - (2 * $width)).' ', $commandline);
- }
- unset($this->fltr[$filterkey]);
- }
- }
- }
- break;
-
- case 'crop':
- break;
-
- case 'sblr':
- break;
-
- case 'mean':
- break;
-
- case 'smth':
- break;
-
- case 'bvl':
- break;
-
- case 'wmi':
- break;
-
- case 'wmt':
- break;
-
- case 'over':
- break;
-
- case 'wb':
- break;
-
- case 'hist':
- break;
-
- case 'fram':
- break;
-
- case 'drop':
- break;
-
- case 'mask':
- break;
-
- case 'elip':
- break;
-
- case 'ric':
- break;
-
- }
- if (!isset($this->fltr[$filterkey])) {
- $this->DebugMessage('Processed $this->fltr['.$filterkey.'] ('.$filtercommand.') with ImageMagick', __FILE__, __LINE__);
- } else {
- $this->DebugMessage('Skipping $this->fltr['.$filterkey.'] ('.$filtercommand.') with ImageMagick', __FILE__, __LINE__);
- }
- }
- $this->DebugMessage('Remaining $this->fltr after ImageMagick: ('.$this->phpThumbDebugVarDump($this->fltr).')', __FILE__, __LINE__);
-
- if (eregi('jpe?g', $outputFormat) && $this->q) {
- if ($this->ImageMagickSwitchAvailable(array('quality', 'interlace'))) {
- $commandline .= ' -quality '.$this->thumbnailQuality;
- if ($this->config_output_interlace) {
- // causes weird things with animated GIF... leave for JPEG only
- $commandline .= ' -interlace line '; // Use Line or Plane to create an interlaced PNG or GIF or progressive JPEG image
- }
- }
- }
- $commandline .= ' "'.str_replace('/', DIRECTORY_SEPARATOR, $this->sourceFilename).(($outputFormat == 'gif') ? '' : '[0]').'"'; // [0] means first frame of (GIF) animation, can be ignored
- $commandline .= ' '.$outputFormat.':"'.$IMtempfilename.'"';
- $commandline .= ' 2>&1';
- $this->DebugMessage('ImageMagick called as ('.$commandline.')', __FILE__, __LINE__);
- $IMresult = phpthumb_functions::SafeExec($commandline);
-//echo '<pre>';
-//var_dump($commandline);
-////var_dump($ImageCreateFunction);
-////var_dump($IMresult);
-//echo '</pre>';
-//exit;
- clearstatcache();
- if (!@file_exists($IMtempfilename) || !@filesize($IMtempfilename)) {
-
- $this->DebugMessage('ImageMagick failed with message ('.$IMresult.')', __FILE__, __LINE__);
- if ($this->iswindows && !$IMresult) {
- $this->DebugMessage('Check to make sure that PHP has read+write permissions to "'.dirname($IMtempfilename).'"', __FILE__, __LINE__);
- }
-
- } else {
-
- $this->IMresizedData = file_get_contents($IMtempfilename);
- if (function_exists(@$ImageCreateFunction) && ($this->gdimg_source = @$ImageCreateFunction($IMtempfilename))) {
-//header('Content-Type: image/png');
-//ImageSaveAlpha($this->gdimg_source, true);
-//ImagePNG($this->gdimg_source);
-//exit;
- $this->source_width = ImageSX($this->gdimg_source);
- $this->source_height = ImageSY($this->gdimg_source);
- $this->DebugMessage('ImageMagickThumbnailToGD::'.$ImageCreateFunction.'() succeeded, $this->gdimg_source is now ('.$this->source_width.'x'.$this->source_height.')', __FILE__, __LINE__);
- $this->DebugMessage('ImageMagickThumbnailToGD() returning $IMresizedData ('.strlen($this->IMresizedData).' bytes)', __FILE__, __LINE__);
- } else {
- $this->useRawIMoutput = true;
- $this->DebugMessage('$this->useRawIMoutput set to TRUE because '.@$ImageCreateFunction.'('.$IMtempfilename.') failed', __FILE__, __LINE__);
- }
- @unlink($IMtempfilename);
- return true;
-
- }
- unlink($IMtempfilename);
-
- } else {
- $this->DebugMessage('ImageMagickThumbnailToGD() aborting, phpThumb_tempnam() failed', __FILE__, __LINE__);
- }
- } else {
- $this->DebugMessage('ImageMagickThumbnailToGD() aborting because ImageMagickCommandlineBase() failed', __FILE__, __LINE__);
- }
- $this->useRawIMoutput = false;
- return false;
- }
-
-
- function Rotate() {
- if ($this->ra || $this->ar) {
- if (!function_exists('ImageRotate')) {
- $this->DebugMessage('!function_exists(ImageRotate)', __FILE__, __LINE__);
- return false;
- }
- if (!include_once(dirname(__FILE__).'/phpthumb.filters.php')) {
- $this->DebugMessage('Error including "'.dirname(__FILE__).'/phpthumb.filters.php" which is required for applying filters ('.implode(';', $this->fltr).')', __FILE__, __LINE__);
- return false;
- }
-
- $this->config_background_hexcolor = ($this->bg ? $this->bg : $this->config_background_hexcolor);
- if (!phpthumb_functions::IsHexColor($this->config_background_hexcolor)) {
- return $this->ErrorImage('Invalid hex color string "'.$this->config_background_hexcolor.'" for parameter "bg"');
- }
-
- $rotate_angle = 0;
- if ($this->ra) {
-
- $rotate_angle = floatval($this->ra);
-
- } else {
-
- if ($this->ar == 'x') {
- if (phpthumb_functions::version_compare_replacement(phpversion(), '4.2.0', '>=')) {
- if ($this->sourceFilename) {
- if (function_exists('exif_read_data')) {
- if ($exif_data = @exif_read_data($this->sourceFilename, 'IFD0')) {
- // http://sylvana.net/jpegcrop/exif_orientation.html
- switch (@$exif_data['Orientation']) {
- case 1:
- $rotate_angle = 0;
- break;
- case 3:
- $rotate_angle = 180;
- break;
- case 6:
- $rotate_angle = 270;
- break;
- case 8:
- $rotate_angle = 90;
- break;
-
- default:
- $this->DebugMessage('EXIF auto-rotate failed because unknown $exif_data[Orientation] "'.@$exif_data['Orientation'].'"', __FILE__, __LINE__);
- return false;
- break;
- }
- $this->DebugMessage('EXIF auto-rotate set to '.$rotate_angle.' degrees ($exif_data[Orientation] = "'.@$exif_data['Orientation'].'")', __FILE__, __LINE__);
- } else {
- $this->DebugMessage('failed: exif_read_data('.$this->sourceFilename.')', __FILE__, __LINE__);
- return false;
- }
- } else {
- $this->DebugMessage('!function_exists(exif_read_data)', __FILE__, __LINE__);
- return false;
- }
- } else {
- $this->DebugMessage('Cannot auto-rotate from EXIF data because $this->sourceFilename is empty', __FILE__, __LINE__);
- return false;
- }
- } else {
- $this->DebugMessage('Cannot auto-rotate from EXIF data because PHP is less than v4.2.0 ('.phpversion().')', __FILE__, __LINE__);
- return false;
- }
- } elseif (($this->ar == 'l') && ($this->source_height > $this->source_width)) {
- $rotate_angle = 270;
- } elseif (($this->ar == 'L') && ($this->source_height > $this->source_width)) {
- $rotate_angle = 90;
- } elseif (($this->ar == 'p') && ($this->source_width > $this->source_height)) {
- $rotate_angle = 90;
- } elseif (($this->ar == 'P') && ($this->source_width > $this->source_height)) {
- $rotate_angle = 270;
- }
-
- }
- while ($rotate_angle < 0) {
- $rotate_angle += 360;
- }
- $rotate_angle = $rotate_angle % 360;
- if ($rotate_angle != 0) {
-
- if ($rotate_angle % 90) {
- $this->is_alpha = true;
- }
-
- $background_color = phpthumb_functions::ImageHexColorAllocate($this->gdimg_source, $this->config_background_hexcolor);
-
- //if ((phpthumb_functions::gd_version() >= 2) && phpthumb_functions::CaseInsensitiveInArray($this->thumbnailFormat, $this->AlphaCapableFormats) && !$this->bg && ($rotate_angle % 90)) {
- if ((phpthumb_functions::gd_version() >= 2) && !$this->bg && ($rotate_angle % 90)) {
-
- $this->DebugMessage('Using alpha rotate', __FILE__, __LINE__);
- if ($gdimg_rotate_mask = phpthumb_functions::ImageCreateFunction(ImageSX($this->gdimg_source), ImageSY($this->gdimg_source))) {
-
- for ($i = 0; $i <= 255; $i++) {
- $color_mask[$i] = ImageColorAllocate($gdimg_rotate_mask, $i, $i, $i);
- }
- ImageFilledRectangle($gdimg_rotate_mask, 0, 0, ImageSX($gdimg_rotate_mask), ImageSY($gdimg_rotate_mask), $color_mask[255]);
- $imageX = ImageSX($this->gdimg_source);
- $imageY = ImageSY($this->gdimg_source);
- for ($x = 0; $x < $imageX; $x++) {
- for ($y = 0; $y < $imageY; $y++) {
- $pixelcolor = phpthumb_functions::GetPixelColor($this->gdimg_source, $x, $y);
- ImageSetPixel($gdimg_rotate_mask, $x, $y, $color_mask[255 - round($pixelcolor['alpha'] * 255 / 127)]);
- }
- }
- $gdimg_rotate_mask = ImageRotate($gdimg_rotate_mask, $rotate_angle, $color_mask[0]);
- $this->gdimg_source = ImageRotate($this->gdimg_source, $rotate_angle, $background_color);
-
- ImageAlphaBlending($this->gdimg_source, false);
- ImageSaveAlpha($this->gdimg_source, true);
- $this->is_alpha = true;
- $phpThumbFilters = new phpthumb_filters();
- $phpThumbFilters->phpThumbObject = $this;
- $phpThumbFilters->ApplyMask($gdimg_rotate_mask, $this->gdimg_source);
-
- ImageDestroy($gdimg_rotate_mask);
- $this->source_width = ImageSX($this->gdimg_source);
- $this->source_height = ImageSY($this->gdimg_source);
-
- } else {
- $this->DebugMessage('ImageCreateFunction() failed', __FILE__, __LINE__);
- }
-
- } else {
-
- if (phpthumb_functions::gd_version() < 2) {
- $this->DebugMessage('Using non-alpha rotate because gd_version is "'.phpthumb_functions::gd_version().'"', __FILE__, __LINE__);
- } elseif ($this->bg) {
- $this->DebugMessage('Using non-alpha rotate because $this->bg is "'.$this->bg.'"', __FILE__, __LINE__);
- } elseif ($this->bg) {
- $this->DebugMessage('Using non-alpha rotate because ($rotate_angle % 90) = "'.($rotate_angle % 90).'"', __FILE__, __LINE__);
- } else {
- $this->DebugMessage('Using non-alpha rotate because $this->thumbnailFormat is "'.$this->thumbnailFormat.'"', __FILE__, __LINE__);
- }
-
- if (ImageColorTransparent($this->gdimg_source) >= 0) {
- // ImageRotate() forgets all about an image's transparency and sets the transparent color to black
- // To compensate, flood-fill the transparent color of the source image with the specified background color first
- // then rotate and the colors should match
-
- if (!function_exists('ImageIsTrueColor') || !ImageIsTrueColor($this->gdimg_source)) {
- // convert paletted image to true-color before rotating to prevent nasty aliasing artifacts
-
- $this->source_width = ImageSX($this->gdimg_source);
- $this->source_height = ImageSY($this->gdimg_source);
- $gdimg_newsrc = phpthumb_functions::ImageCreateFunction($this->source_width, $this->source_height);
- $background_color = phpthumb_functions::ImageHexColorAllocate($gdimg_newsrc, $this->config_background_hexcolor);
- ImageFilledRectangle($gdimg_newsrc, 0, 0, $this->source_width, $this->source_height, phpthumb_functions::ImageHexColorAllocate($gdimg_newsrc, $this->config_background_hexcolor));
- ImageCopy($gdimg_newsrc, $this->gdimg_source, 0, 0, 0, 0, $this->source_width, $this->source_height);
- ImageDestroy($this->gdimg_source);
- unset($this->gdimg_source);
- $this->gdimg_source = $gdimg_newsrc;
- unset($gdimg_newsrc);
-
- } else {
-
- ImageColorSet(
- $this->gdimg_source,
- ImageColorTransparent($this->gdimg_source),
- hexdec(substr($this->config_background_hexcolor, 0, 2)),
- hexdec(substr($this->config_background_hexcolor, 2, 2)),
- hexdec(substr($this->config_background_hexcolor, 4, 2)));
-
- ImageColorTransparent($this->gdimg_source, -1);
-
- }
- }
-
- $this->gdimg_source = ImageRotate($this->gdimg_source, $rotate_angle, $background_color);
- $this->source_width = ImageSX($this->gdimg_source);
- $this->source_height = ImageSY($this->gdimg_source);
-
- }
- }
- }
- return true;
- }
-
-
- function FixedAspectRatio() {
- // optional fixed-dimension images (regardless of aspect ratio)
-
-//echo $this->thumbnail_width.'x'.$this->thumbnail_height.'['.__LINE__.']<br>';
- if (!$this->far) {
- // do nothing
- return true;
- }
-
- if (!$this->w || !$this->h) {
- return false;
- }
- $this->thumbnail_width = $this->w;
- $this->thumbnail_height = $this->h;
- $this->is_alpha = true;
- if ($this->thumbnail_image_width >= $this->thumbnail_width) {
-//echo __LINE__.'<br>';
-
- if ($this->w) {
- $aspectratio = $this->thumbnail_image_height / $this->thumbnail_image_width;
- $this->thumbnail_image_height = round($this->thumbnail_image_width * $aspectratio);
- $this->thumbnail_height = ($this->h ? $this->h : $this->thumbnail_image_height);
- } elseif ($this->thumbnail_image_height < $this->thumbnail_height) {
- $this->thumbnail_image_height = $this->thumbnail_height;
- $this->thumbnail_image_width = round($this->thumbnail_image_height / $aspectratio);
- }
-
- } else {
-//echo __LINE__.'<br>';
-
- if ($this->h) {
- $aspectratio = $this->thumbnail_image_width / $this->thumbnail_image_height;
- $this->thumbnail_image_width = round($this->thumbnail_image_height * $aspectratio);
- } elseif ($this->thumbnail_image_width < $this->thumbnail_width) {
- $this->thumbnail_image_width = $this->thumbnail_width;
- $this->thumbnail_image_height = round($this->thumbnail_image_width / $aspectratio);
- }
-
- }
-//echo $this->thumbnail_width.'x'.$this->thumbnail_height.'['.__LINE__.']<br>';
-//exit;
- return true;
- }
-
-
- function AntiOffsiteLinking() {
- // Optional anti-offsite hijacking of the thumbnail script
- $allow = true;
- if ($allow && $this->config_nooffsitelink_enabled && (@$_SERVER['HTTP_REFERER'] || $this->config_nooffsitelink_require_refer)) {
- $this->DebugMessage('AntiOffsiteLinking() checking $_SERVER[HTTP_REFERER] "'.@$_SERVER['HTTP_REFERER'].'"', __FILE__, __LINE__);
- $parsed_url = parse_url(@$_SERVER['HTTP_REFERER']);
- if (!phpthumb_functions::CaseInsensitiveInArray(@$parsed_url['host'], $this->config_nooffsitelink_valid_domains)) {
- $allow = false;
- $erase = $this->config_nooffsitelink_erase_image;
- $message = $this->config_nooffsitelink_text_message;
- $this->DebugMessage('AntiOffsiteLinking() - "'.@$parsed_url['host'].'" is NOT in $this->config_nooffsitelink_valid_domains ('.implode(';', $this->config_nooffsitelink_valid_domains).')', __FILE__, __LINE__);
- } else {
- $this->DebugMessage('AntiOffsiteLinking() - "'.@$parsed_url['host'].'" is in $this->config_nooffsitelink_valid_domains ('.implode(';', $this->config_nooffsitelink_valid_domains).')', __FILE__, __LINE__);
- }
- }
-
- if ($allow && $this->config_nohotlink_enabled && eregi('^(f|ht)tps?\://', $this->src)) {
- $parsed_url = parse_url($this->src);
- if (!phpthumb_functions::CaseInsensitiveInArray(@$parsed_url['host'], $this->config_nohotlink_valid_domains)) {
- // This domain is not allowed
- $allow = false;
- $erase = $this->config_nohotlink_erase_image;
- $message = $this->config_nohotlink_text_message;
- $this->DebugMessage('AntiOffsiteLinking() - "'.$parsed_url['host'].'" is NOT in $this->config_nohotlink_valid_domains ('.implode(';', $this->config_nohotlink_valid_domains).')', __FILE__, __LINE__);
- } else {
- $this->DebugMessage('AntiOffsiteLinking() - "'.$parsed_url['host'].'" is in $this->config_nohotlink_valid_domains ('.implode(';', $this->config_nohotlink_valid_domains).')', __FILE__, __LINE__);
- }
- }
-
- if ($allow) {
- $this->DebugMessage('AntiOffsiteLinking() says this is allowed', __FILE__, __LINE__);
- return true;
- }
-
- if (!phpthumb_functions::IsHexColor($this->config_error_bgcolor)) {
- return $this->ErrorImage('Invalid hex color string "'.$this->config_error_bgcolor.'" for $this->config_error_bgcolor');
- }
- if (!phpthumb_functions::IsHexColor($this->config_error_textcolor)) {
- return $this->ErrorImage('Invalid hex color string "'.$this->config_error_textcolor.'" for $this->config_error_textcolor');
- }
- if ($erase) {
-
- return $this->ErrorImage($message, $this->thumbnail_width, $this->thumbnail_height, $this->config_error_bgcolor, $this->config_error_textcolor, $this->config_error_fontsize);
-
- } else {
-
- $nohotlink_text_array = explode("\n", wordwrap($message, floor($this->thumbnail_width / ImageFontWidth($this->config_error_fontsize)), "\n"));
- $nohotlink_text_color = phpthumb_functions::ImageHexColorAllocate($this->gdimg_output, $this->config_error_textcolor);
-
- $topoffset = round(($this->thumbnail_height - (count($nohotlink_text_array) * ImageFontHeight($this->config_error_fontsize))) / 2);
-
- $rowcounter = 0;
- $this->DebugMessage('AntiOffsiteLinking() writing '.count($nohotlink_text_array).' lines of text "'.$message.'" (in #'.$this->config_error_textcolor.') on top of image', __FILE__, __LINE__);
- foreach ($nohotlink_text_array as $dummy => $textline) {
- $leftoffset = max(0, round(($this->thumbnail_width - (strlen($textline) * ImageFontWidth($this->config_error_fontsize))) / 2));
- ImageString($this->gdimg_output, $this->config_error_fontsize, $leftoffset, $topoffset + ($rowcounter++ * ImageFontHeight($this->config_error_fontsize)), $textline, $nohotlink_text_color);
- }
-
- }
- return true;
- }
-
-
- function AlphaChannelFlatten() {
- if (!$this->is_alpha) {
- // image doesn't have alpha transparency, no need to flatten
- $this->DebugMessage('skipping AlphaChannelFlatten() because !$this->is_alpha', __FILE__, __LINE__);
- return false;
- }
- switch ($this->thumbnailFormat) {
- case 'png':
- case 'ico':
- // image has alpha transparency, but output as PNG or ICO which can handle it
- $this->DebugMessage('skipping AlphaChannelFlatten() because ($this->thumbnailFormat == "'.$this->thumbnailFormat.'")', __FILE__, __LINE__);
- return false;
- break;
-
- case 'gif':
- // image has alpha transparency, but output as GIF which can handle only single-color transparency
- $CurrentImageColorTransparent = ImageColorTransparent($this->gdimg_output);
- if ($CurrentImageColorTransparent == -1) {
- // no transparent color defined
-
- if (phpthumb_functions::gd_version() < 2.0) {
- $this->DebugMessage('AlphaChannelFlatten() failed because GD version is "'.phpthumb_functions::gd_version().'"', __FILE__, __LINE__);
- return false;
- }
-
- if ($img_alpha_mixdown_dither = @ImageCreateTrueColor(ImageSX($this->gdimg_output), ImageSY($this->gdimg_output))) {
-
- for ($i = 0; $i <= 255; $i++) {
- $dither_color[$i] = ImageColorAllocate($img_alpha_mixdown_dither, $i, $i, $i);
- }
-
- // scan through current truecolor image copy alpha channel to temp image as grayscale
- for ($x = 0; $x < $this->thumbnail_width; $x++) {
- for ($y = 0; $y < $this->thumbnail_height; $y++) {
- $PixelColor = phpthumb_functions::GetPixelColor($this->gdimg_output, $x, $y);
- ImageSetPixel($img_alpha_mixdown_dither, $x, $y, $dither_color[($PixelColor['alpha'] * 2)]);
- }
- }
-
- // dither alpha channel grayscale version down to 2 colors
- ImageTrueColorToPalette($img_alpha_mixdown_dither, true, 2);
-
- // reduce color palette to 256-1 colors (leave one palette position for transparent color)
- ImageTrueColorToPalette($this->gdimg_output, true, 255);
-
- // allocate a new color for transparent color index
- $TransparentColor = ImageColorAllocate($this->gdimg_output, 1, 254, 253);
- ImageColorTransparent($this->gdimg_output, $TransparentColor);
-
- // scan through alpha channel image and note pixels with >50% transparency
- $TransparentPixels = array();
- for ($x = 0; $x < $this->thumbnail_width; $x++) {
- for ($y = 0; $y < $this->thumbnail_height; $y++) {
- $AlphaChannelPixel = phpthumb_functions::GetPixelColor($img_alpha_mixdown_dither, $x, $y);
- if ($AlphaChannelPixel['red'] > 127) {
- ImageSetPixel($this->gdimg_output, $x, $y, $TransparentColor);
- }
- }
- }
- ImageDestroy($img_alpha_mixdown_dither);
-
- $this->DebugMessage('AlphaChannelFlatten() set image to 255+1 colors with transparency for GIF output', __FILE__, __LINE__);
- return true;
-
- } else {
- $this->DebugMessage('AlphaChannelFlatten() failed ImageCreate('.ImageSX($this->gdimg_output).', '.ImageSY($this->gdimg_output).')', __FILE__, __LINE__);
- return false;
- }
-
- } else {
- // a single transparent color already defined, leave as-is
- $this->DebugMessage('skipping AlphaChannelFlatten() because ($this->thumbnailFormat == "'.$this->thumbnailFormat.'") and ImageColorTransparent returned "'.$CurrentImageColorTransparent.'"', __FILE__, __LINE__);
- return true;
- }
- break;
- }
- $this->DebugMessage('continuing AlphaChannelFlatten() for output format "'.$this->thumbnailFormat.'"', __FILE__, __LINE__);
-
- // image has alpha transparency, and is being output in a format that doesn't support it -- flatten
- if ($gdimg_flatten_temp = phpthumb_functions::ImageCreateFunction($this->thumbnail_width, $this->thumbnail_height)) {
-
- $this->config_background_hexcolor = ($this->bg ? $this->bg : $this->config_background_hexcolor);
- if (!phpthumb_functions::IsHexColor($this->config_background_hexcolor)) {
- return $this->ErrorImage('Invalid hex color string "'.$this->config_background_hexcolor.'" for parameter "bg"');
- }
- $background_color = phpthumb_functions::ImageHexColorAllocate($this->gdimg_output, $this->config_background_hexcolor);
- ImageFilledRectangle($gdimg_flatten_temp, 0, 0, $this->thumbnail_width, $this->thumbnail_height, $background_color);
- ImageCopy($gdimg_flatten_temp, $this->gdimg_output, 0, 0, 0, 0, $this->thumbnail_width, $this->thumbnail_height);
-
- ImageAlphaBlending($this->gdimg_output, true);
- ImageSaveAlpha($this->gdimg_output, false);
- ImageColorTransparent($this->gdimg_output, -1);
- ImageCopy($this->gdimg_output, $gdimg_flatten_temp, 0, 0, 0, 0, $this->thumbnail_width, $this->thumbnail_height);
-
- ImageDestroy($gdimg_flatten_temp);
- return true;
-
- } else {
- $this->DebugMessage('ImageCreateFunction() failed', __FILE__, __LINE__);
- }
- return false;
- }
-
-
- function ApplyFilters() {
- if ($this->fltr && is_array($this->fltr)) {
- if (!include_once(dirname(__FILE__).'/phpthumb.filters.php')) {
- $this->DebugMessage('Error including "'.dirname(__FILE__).'/phpthumb.filters.php" which is required for applying filters ('.implode(';', $this->fltr).')', __FILE__, __LINE__);
- return false;
- }
- $phpthumbFilters = new phpthumb_filters();
- $phpthumbFilters->phpThumbObject = $this;
- foreach ($this->fltr as $dummy => $filtercommand) {
- @list($command, $parameter) = explode('|', $filtercommand, 2);
- $this->DebugMessage('Attempting to process filter command "'.$command.'('.$parameter.')"', __FILE__, __LINE__);
- switch ($command) {
- case 'brit':
- $phpthumbFilters->Brightness($this->gdimg_output, $parameter);
- break;
-
- case 'cont':
- $phpthumbFilters->Contrast($this->gdimg_output, $parameter);
- break;
-
- case 'ds':
- $phpthumbFilters->Desaturate($this->gdimg_output, $parameter, '');
- break;
-
- case 'sat':
- $phpthumbFilters->Saturation($this->gdimg_output, $parameter, '');
- break;
-
- case 'gray':
- $phpthumbFilters->Grayscale($this->gdimg_output);
- break;
-
- case 'clr':
- if (phpthumb_functions::gd_version() < 2) {
- $this->DebugMessage('Skipping Colorize() because gd_version is "'.phpthumb_functions::gd_version().'"', __FILE__, __LINE__);
- break;
- }
- @list($amount, $color) = explode('|', $parameter);
- $phpthumbFilters->Colorize($this->gdimg_output, $amount, $color);
- break;
-
- case 'sep':
- if (phpthumb_functions::gd_version() < 2) {
- $this->DebugMessage('Skipping Sepia() because gd_version is "'.phpthumb_functions::gd_version().'"', __FILE__, __LINE__);
- break;
- }
- @list($amount, $color) = explode('|', $parameter);
- $phpthumbFilters->Sepia($this->gdimg_output, $amount, $color);
- break;
-
- case 'gam':
- $phpthumbFilters->Gamma($this->gdimg_output, $parameter);
- break;
-
- case 'neg':
- $phpthumbFilters->Negative($this->gdimg_output);
- break;
-
- case 'th':
- $phpthumbFilters->Threshold($this->gdimg_output, $parameter);
- break;
-
- case 'rcd':
- if (phpthumb_functions::gd_version() < 2) {
- $this->DebugMessage('Skipping ReduceColorDepth() because gd_version is "'.phpthumb_functions::gd_version().'"', __FILE__, __LINE__);
- break;
- }
- @list($colors, $dither) = explode('|', $parameter);
- $colors = ($colors ? (int) $colors : 256);
- $dither = ((strlen($dither) > 0) ? (bool) $dither : true);
- $phpthumbFilters->ReduceColorDepth($this->gdimg_output, $colors, $dither);
- break;
-
- case 'flip':
- $phpthumbFilters->Flip($this->gdimg_output, (strpos(strtolower($parameter), 'x') !== false), (strpos(strtolower($parameter), 'y') !== false));
- break;
-
- case 'edge':
- $phpthumbFilters->EdgeDetect($this->gdimg_output);
- break;
-
- case 'emb':
- $phpthumbFilters->Emboss($this->gdimg_output);
- break;
-
- case 'bvl':
- @list($width, $color1, $color2) = explode('|', $parameter);
- $phpthumbFilters->Bevel($this->gdimg_output, $width, $color1, $color2);
- break;
-
- case 'lvl':
- @list($band, $min, $max) = explode('|', $parameter);
- $band = ($band ? $band : '*');
- $min = ((strlen($min) > 0) ? $min : '-1');
- $max = ((strlen($max) > 0) ? $max : '-1');
- $phpthumbFilters->HistogramStretch($this->gdimg_output, $band, $min, $max);
- break;
-
- case 'wb':
- $phpthumbFilters->WhiteBalance($this->gdimg_output, $parameter);
- break;
-
- case 'hist':
- if (phpthumb_functions::gd_version() < 2) {
- $this->DebugMessage('Skipping HistogramOverlay() because gd_version is "'.phpthumb_functions::gd_version().'"', __FILE__, __LINE__);
- break;
- }
- @list($bands, $colors, $width, $height, $alignment, $opacity, $margin) = explode('|', $parameter);
- $bands = ($bands ? $bands : '*');
- $colors = ($colors ? $colors : '');
- $width = ($width ? $width : 0.25);
- $height = ($height ? $height : 0.25);
- $alignment = ($alignment ? $alignment : 'BR');
- $opacity = ($opacity ? $opacity : 50);
- $margin = ($margin ? $margin : 5);
- $phpthumbFilters->HistogramOverlay($this->gdimg_output, $bands, $colors, $width, $height, $alignment, $opacity, $margin);
- break;
-
- case 'fram':
- @list($frame_width, $edge_width, $color_frame, $color1, $color2) = explode('|', $parameter);
- $phpthumbFilters->Frame($this->gdimg_output, $frame_width, $edge_width, $color_frame, $color1, $color2);
- break;
-
- case 'drop':
- if (phpthumb_functions::gd_version() < 2) {
- $this->DebugMessage('Skipping DropShadow() because gd_version is "'.phpthumb_functions::gd_version().'"', __FILE__, __LINE__);
- return false;
- }
- $this->is_alpha = true;
- @list($distance, $width, $color, $angle, $fade) = explode('|', $parameter);
- $phpthumbFilters->DropShadow($this->gdimg_output, $distance, $width, $color, $angle, $fade);
- break;
-
- case 'mask':
- if (phpthumb_functions::gd_version() < 2) {
- $this->DebugMessage('Skipping Mask() because gd_version is "'.phpthumb_functions::gd_version().'"', __FILE__, __LINE__);
- return false;
- }
- $mask_filename = $this->ResolveFilenameToAbsolute($parameter);
- if (@is_readable($mask_filename) && ($fp_mask = @fopen($mask_filename, 'rb'))) {
- $MaskImageData = '';
- do {
- $buffer = fread($fp_mask, 8192);
- $MaskImageData .= $buffer;
- } while (strlen($buffer) > 0);
- fclose($fp_mask);
- if ($gdimg_mask = $this->ImageCreateFromStringReplacement($MaskImageData)) {
- $this->is_alpha = true;
- $phpthumbFilters->ApplyMask($gdimg_mask, $this->gdimg_output);
- ImageDestroy($gdimg_mask);
- } else {
- $this->DebugMessage('ImageCreateFromStringReplacement() failed for "'.$mask_filename.'"', __FILE__, __LINE__);
- }
- } else {
- $this->DebugMessage('Cannot open mask file "'.$mask_filename.'"', __FILE__, __LINE__);
- }
- break;
-
- case 'elip':
- if (phpthumb_functions::gd_version() < 2) {
- $this->DebugMessage('Skipping Elipse() because gd_version is "'.phpthumb_functions::gd_version().'"', __FILE__, __LINE__);
- return false;
- }
- $this->is_alpha = true;
- $phpthumbFilters->Elipse($this->gdimg_output);
- break;
-
- case 'ric':
- if (phpthumb_functions::gd_version() < 2) {
- $this->DebugMessage('Skipping RoundedImageCorners() because gd_version is "'.phpthumb_functions::gd_version().'"', __FILE__, __LINE__);
- return false;
- }
- @list($radius_x, $radius_y) = explode('|', $parameter);
- if (($radius_x < 1) || ($radius_y < 1)) {
- $this->DebugMessage('Skipping RoundedImageCorners('.$radius_x.', '.$radius_y.') because x/y radius is less than 1', __FILE__, __LINE__);
- break;
- }
- $this->is_alpha = true;
- $phpthumbFilters->RoundedImageCorners($this->gdimg_output, $radius_x, $radius_y);
- break;
-
- case 'crop':
- @list($left, $right, $top, $bottom) = explode('|', $parameter);
- $phpthumbFilters->Crop($this->gdimg_output, $left, $right, $top, $bottom);
- break;
-
- case 'bord':
- @list($border_width, $radius_x, $radius_y, $hexcolor_border) = explode('|', $parameter);
- $this->is_alpha = true;
- $phpthumbFilters->ImageBorder($this->gdimg_output, $border_width, $radius_x, $radius_y, $hexcolor_border);
- break;
-
- case 'over':
- @list($filename, $underlay, $margin, $opacity) = explode('|', $parameter);
- $underlay = (bool) ($underlay ? $underlay : false);
- $margin = ((strlen($margin) > 0) ? $margin : ($underlay ? 0.1 : 0.0));
- $opacity = ((strlen($opacity) > 0) ? $opacity : 100);
- if (($margin > 0) && ($margin < 1)) {
- $margin = min(0.499, $margin);
- } elseif (($margin > -1) && ($margin < 0)) {
- $margin = max(-0.499, $margin);
- }
-
- $filename = $this->ResolveFilenameToAbsolute($filename);
- if (@is_readable($filename) && ($fp_watermark = @fopen($filename, 'rb'))) {
- $WatermarkImageData = '';
- do {
- $buffer = fread($fp_watermark, 8192);
- $WatermarkImageData .= $buffer;
- } while (strlen($buffer) > 0);
- fclose($fp_watermark);
- if ($img_watermark = $this->ImageCreateFromStringReplacement($WatermarkImageData)) {
- if ($margin < 1) {
- $resized_x = max(1, ImageSX($this->gdimg_output) - round(2 * (ImageSX($this->gdimg_output) * $margin)));
- $resized_y = max(1, ImageSY($this->gdimg_output) - round(2 * (ImageSY($this->gdimg_output) * $margin)));
- } else {
- $resized_x = max(1, ImageSX($this->gdimg_output) - round(2 * $margin));
- $resized_y = max(1, ImageSY($this->gdimg_output) - round(2 * $margin));
- }
-
- if ($underlay) {
-
- if ($img_watermark_resized = phpthumb_functions::ImageCreateFunction(ImageSX($this->gdimg_output), ImageSY($this->gdimg_output))) {
- ImageAlphaBlending($img_watermark_resized, false);
- ImageSaveAlpha($img_watermark_resized, true);
- $this->ImageResizeFunction($img_watermark_resized, $img_watermark, 0, 0, 0, 0, ImageSX($img_watermark_resized), ImageSY($img_watermark_resized), ImageSX($img_watermark), ImageSY($img_watermark));
- if ($img_source_resized = phpthumb_functions::ImageCreateFunction($resized_x, $resized_y)) {
- ImageAlphaBlending($img_source_resized, false);
- ImageSaveAlpha($img_source_resized, true);
- $this->ImageResizeFunction($img_source_resized, $this->gdimg_output, 0, 0, 0, 0, ImageSX($img_source_resized), ImageSY($img_source_resized), ImageSX($this->gdimg_output), ImageSY($this->gdimg_output));
- $phpthumbFilters->WatermarkOverlay($img_watermark_resized, $img_source_resized, 'C', $opacity, $margin);
- ImageCopy($this->gdimg_output, $img_watermark_resized, 0, 0, 0, 0, ImageSX($this->gdimg_output), ImageSY($this->gdimg_output));
- } else {
- $this->DebugMessage('phpthumb_functions::ImageCreateFunction('.$resized_x.', '.$resized_y.')', __FILE__, __LINE__);
- }
- ImageDestroy($img_watermark_resized);
- } else {
- $this->DebugMessage('phpthumb_functions::ImageCreateFunction('.ImageSX($this->gdimg_output).', '.ImageSY($this->gdimg_output).')', __FILE__, __LINE__);
- }
-
- } else { // overlay
-
- if ($img_watermark_resized = phpthumb_functions::ImageCreateFunction($resized_x, $resized_y)) {
- ImageAlphaBlending($img_watermark_resized, false);
- ImageSaveAlpha($img_watermark_resized, true);
- $this->ImageResizeFunction($img_watermark_resized, $img_watermark, 0, 0, 0, 0, ImageSX($img_watermark_resized), ImageSY($img_watermark_resized), ImageSX($img_watermark), ImageSY($img_watermark));
- $phpthumbFilters->WatermarkOverlay($this->gdimg_output, $img_watermark_resized, 'C', $opacity, $margin);
- ImageDestroy($img_watermark_resized);
- } else {
- $this->DebugMessage('phpthumb_functions::ImageCreateFunction('.$resized_x.', '.$resized_y.')', __FILE__, __LINE__);
- }
-
- }
- ImageDestroy($img_watermark);
-
- } else {
- $this->DebugMessage('ImageCreateFromStringReplacement() failed for "'.$filename.'"', __FILE__, __LINE__);
- }
- } else {
- $this->DebugMessage('Cannot open overlay file "'.$filename.'"', __FILE__, __LINE__);
- }
- break;
-
- case 'wmi':
- @list($filename, $alignment, $opacity, $margin) = explode('|', $parameter);
- $alignment = ($alignment ? $alignment : 'BR');
- $opacity = (strlen($opacity) ? $opacity : 50);
- $margin = (strlen($margin) ? $margin : 5);
-
- $filename = $this->ResolveFilenameToAbsolute($filename);
- if (@is_readable($filename)) {
- //if ($img_watermark = $this->ImageCreateFromFilename($filename, $rawImageData)) {
- if ($img_watermark = $this->ImageCreateFromFilename($filename)) {
- // great
- $phpthumbFilters->WatermarkOverlay($this->gdimg_output, $img_watermark, $alignment, $opacity, $margin);
- ImageDestroy($img_watermark);
- } else {
- $this->DebugMessage('ImageCreateFromFilename() failed for "'.$filename.'"', __FILE__, __LINE__);
- }
- } else {
- $this->DebugMessage('!is_readable('.$filename.')', __FILE__, __LINE__);
- }
- break;
-
- case 'wmt':
- @list($text, $size, $alignment, $hex_color, $ttffont, $opacity, $margin, $angle, $bg_color, $bg_opacity, $fillextend) = explode('|', $parameter);
- $text = ($text ? $text : '');
- $size = ($size ? $size : 3);
- $alignment = ($alignment ? $alignment : 'BR');
- $hex_color = ($hex_color ? $hex_color : '000000');
- $ttffont = ($ttffont ? $ttffont : '');
- $opacity = (strlen($opacity) ? $opacity : 50);
- $margin = (strlen($margin) ? $margin : 5);
- $angle = (strlen($angle) ? $angle : 0);
- $bg_color = ($bg_color ? $bg_color : false);
- $bg_opacity = ($bg_opacity ? $bg_opacity : 0);
- $fillextend = ($fillextend ? $fillextend : '');
-
- if (basename($ttffont) == $ttffont) {
- $ttffont = realpath($this->config_ttf_directory.DIRECTORY_SEPARATOR.$ttffont);
- } else {
- $ttffont = $this->ResolveFilenameToAbsolute($ttffont);
- }
- $phpthumbFilters->WatermarkText($this->gdimg_output, $text, $size, $alignment, $hex_color, $ttffont, $opacity, $margin, $angle, $bg_color, $bg_opacity, $fillextend);
- break;
-
- case 'blur':
- @list($radius) = explode('|', $parameter);
- $radius = ($radius ? $radius : 1);
- if (phpthumb_functions::gd_version() < 2) {
- $this->DebugMessage('Skipping Blur() because gd_version is "'.phpthumb_functions::gd_version().'"', __FILE__, __LINE__);
- return false;
- }
- $phpthumbFilters->Blur($this->gdimg_output, $radius);
- break;
-
- case 'gblr':
- $phpthumbFilters->BlurGaussian($this->gdimg_output);
- break;
-
- case 'sblr':
- $phpthumbFilters->BlurSelective($this->gdimg_output);
- break;
-
- case 'mean':
- $phpthumbFilters->MeanRemoval($this->gdimg_output);
- break;
-
- case 'smth':
- $phpthumbFilters->Smooth($this->gdimg_output, $parameter);
- break;
-
- case 'usm':
- @list($amount, $radius, $threshold) = explode('|', $parameter);
- $amount = ($amount ? $amount : 80);
- $radius = ($radius ? $radius : 0.5);
- $threshold = (strlen($threshold) ? $threshold : 3);
- if (phpthumb_functions::gd_version() >= 2.0) {
- ob_start();
- if (!@include_once(dirname(__FILE__).'/phpthumb.unsharp.php')) {
- $include_error = ob_get_contents();
- if ($include_error) {
- $this->DebugMessage('include_once("'.dirname(__FILE__).'/phpthumb.unsharp.php") generated message: "'.$include_error.'"', __FILE__, __LINE__);
- }
- $this->DebugMessage('Error including "'.dirname(__FILE__).'/phpthumb.unsharp.php" which is required for unsharp masking', __FILE__, __LINE__);
- ob_end_clean();
- return false;
- }
- ob_end_clean();
- phpUnsharpMask::applyUnsharpMask($this->gdimg_output, $amount, $radius, $threshold);
- } else {
- $this->DebugMessage('Skipping unsharp mask because gd_version is "'.phpthumb_functions::gd_version().'"', __FILE__, __LINE__);
- return false;
- }
- break;
- }
- }
- }
- return true;
- }
-
-
- function MaxFileSize() {
- if (phpthumb_functions::gd_version() < 2) {
- $this->DebugMessage('Skipping MaxFileSize() because gd_version is "'.phpthumb_functions::gd_version().'"', __FILE__, __LINE__);
- return false;
- }
- if ($this->maxb > 0) {
- switch ($this->thumbnailFormat) {
- case 'png':
- case 'gif':
- $imgRenderFunction = 'image'.$this->thumbnailFormat;
-
- ob_start();
- $imgRenderFunction($this->gdimg_output);
- $imgdata = ob_get_contents();
- ob_end_clean();
-
- if (strlen($imgdata) > $this->maxb) {
- for ($i = 8; $i >= 1; $i--) {
- $tempIMG = ImageCreateTrueColor(ImageSX($this->gdimg_output), ImageSY($this->gdimg_output));
- ImageCopy($tempIMG, $this->gdimg_output, 0, 0, 0, 0, ImageSX($this->gdimg_output), ImageSY($this->gdimg_output));
- ImageTrueColorToPalette($tempIMG, true, pow(2, $i));
- ob_start();
- $imgRenderFunction($tempIMG);
- $imgdata = ob_get_contents();
- ob_end_clean();
-
- if (strlen($imgdata) <= $this->maxb) {
- ImageTrueColorToPalette($this->gdimg_output, true, pow(2, $i));
- break;
- }
- }
- }
- if (strlen($imgdata) > $this->maxb) {
- ImageTrueColorToPalette($this->gdimg_output, true, pow(2, $i));
- return false;
- }
- break;
-
- case 'jpeg':
- ob_start();
- ImageJPEG($this->gdimg_output);
- $imgdata = ob_get_contents();
- ob_end_clean();
-
- $OriginalJPEGquality = $this->thumbnailQuality;
- if (strlen($imgdata) > $this->maxb) {
- for ($i = 3; $i < 20; $i++) {
- $q = round(100 * (1 - log10($i / 2)));
- ob_start();
- ImageJPEG($this->gdimg_output, '', $q);
- $imgdata = ob_get_contents();
- ob_end_clean();
-
- $this->thumbnailQuality = $q;
- if (strlen($imgdata) <= $this->maxb) {
- break;
- }
- }
- }
- if (strlen($imgdata) > $this->maxb) {
- return false;
- }
- break;
-
- default:
- return false;
- break;
- }
- }
- return true;
- }
-
-
- function CalculateThumbnailDimensions() {
-//echo $this->source_width.'x'.$this->source_height.'<hr>';
- $this->thumbnailCropX = ($this->sx ? (($this->sx >= 1) ? $this->sx : round($this->sx * $this->source_width)) : 0);
-//echo $this->thumbnailCropX.'<br>';
- $this->thumbnailCropY = ($this->sy ? (($this->sy >= 1) ? $this->sy : round($this->sy * $this->source_height)) : 0);
-//echo $this->thumbnailCropY.'<br>';
- $this->thumbnailCropW = ($this->sw ? (($this->sw >= 1) ? $this->sw : round($this->sw * $this->source_width)) : $this->source_width);
-//echo $this->thumbnailCropW.'<br>';
- $this->thumbnailCropH = ($this->sh ? (($this->sh >= 1) ? $this->sh : round($this->sh * $this->source_height)) : $this->source_height);
-//echo $this->thumbnailCropH.'<hr>';
-
- // limit source area to original image area
- $this->thumbnailCropW = max(1, min($this->thumbnailCropW, $this->source_width - $this->thumbnailCropX));
- $this->thumbnailCropH = max(1, min($this->thumbnailCropH, $this->source_height - $this->thumbnailCropY));
-
- $this->DebugMessage('CalculateThumbnailDimensions() [x,y,w,h] initially set to ['.$this->thumbnailCropX.','.$this->thumbnailCropY.','.$this->thumbnailCropW.','.$this->thumbnailCropH.']', __FILE__, __LINE__);
-
-
- if ($this->zc && $this->w && $this->h) {
- // Zoom Crop
- // retain proportional resizing we did above, but crop off larger dimension so smaller
- // dimension fully fits available space
-
- $scaling_X = $this->source_width / $this->w;
- $scaling_Y = $this->source_height / $this->h;
- if ($scaling_X > $scaling_Y) {
- // some of the width will need to be cropped
- $allowable_width = $this->source_width / $scaling_X * $scaling_Y;
- $this->thumbnailCropW = round($allowable_width);
- $this->thumbnailCropX = round(($this->source_width - $allowable_width) / 2);
-
- } elseif ($scaling_Y > $scaling_X) {
- // some of the height will need to be cropped
- $allowable_height = $this->source_height / $scaling_Y * $scaling_X;
- $this->thumbnailCropH = round($allowable_height);
- $this->thumbnailCropY = round(($this->source_height - $allowable_height) / 2);
-
- } else {
- // image fits perfectly, no cropping needed
- }
- $this->thumbnail_width = $this->w;
- $this->thumbnail_height = $this->h;
- $this->thumbnail_image_width = $this->thumbnail_width;
- $this->thumbnail_image_height = $this->thumbnail_height;
-
- } elseif ($this->iar && $this->w && $this->h) {
-
- // Ignore Aspect Ratio
- // stretch image to fit exactly 'w' x 'h'
- $this->thumbnail_width = $this->w;
- $this->thumbnail_height = $this->h;
- $this->thumbnail_image_width = $this->thumbnail_width;
- $this->thumbnail_image_height = $this->thumbnail_height;
-
- } else {
-
- $original_aspect_ratio = $this->thumbnailCropW / $this->thumbnailCropH;
-//var_dump($original_aspect_ratio);
-//echo '<hr>';
- if ($this->aoe) {
- if ($this->w && $this->h) {
- $maxwidth = min($this->w, $this->h * $original_aspect_ratio);
- $maxheight = min($this->h, $this->w / $original_aspect_ratio);
- } elseif ($this->w) {
- $maxwidth = $this->w;
- $maxheight = $this->w / $original_aspect_ratio;
- } elseif ($this->h) {
- $maxwidth = $this->h * $original_aspect_ratio;
- $maxheight = $this->h;
- } else {
- $maxwidth = $this->thumbnailCropW;
- $maxheight = $this->thumbnailCropH;
- }
- } else {
- $maxwidth = phpthumb_functions::nonempty_min($this->w, $this->thumbnailCropW, $this->config_output_maxwidth);
- $maxheight = phpthumb_functions::nonempty_min($this->h, $this->thumbnailCropH, $this->config_output_maxheight);
-//echo $maxwidth.'x'.$maxheight.'<br>';
- $maxwidth = min($maxwidth, $maxheight * $original_aspect_ratio);
- $maxheight = min($maxheight, $maxwidth / $original_aspect_ratio);
-//echo $maxwidth.'x'.$maxheight.'<hr>';
- }
-
- $this->thumbnail_image_width = $maxwidth;
- $this->thumbnail_image_height = $maxheight;
- $this->thumbnail_width = $maxwidth;
- $this->thumbnail_height = $maxheight;
-
- $this->FixedAspectRatio();
- }
-
- $this->thumbnail_width = max(1, floor($this->thumbnail_width));
- $this->thumbnail_height = max(1, floor($this->thumbnail_height));
- return true;
- }
-
-
- function CreateGDoutput() {
- $this->CalculateThumbnailDimensions();
-
- // Create the GD image (either true-color or 256-color, depending on GD version)
- $this->gdimg_output = phpthumb_functions::ImageCreateFunction($this->thumbnail_width, $this->thumbnail_height);
-
- // Images that have transparency must have the background filled with the configured 'bg' color
- // otherwise the transparent color will appear as black
- ImageSaveAlpha($this->gdimg_output, true);
- if ($this->is_alpha && phpthumb_functions::gd_version() >= 2) {
-
- ImageAlphaBlending($this->gdimg_output, false);
- $output_full_alpha = phpthumb_functions::ImageColorAllocateAlphaSafe($this->gdimg_output, 255, 255, 255, 127);
- ImageFilledRectangle($this->gdimg_output, 0, 0, $this->thumbnail_width, $this->thumbnail_height, $output_full_alpha);
-
- } else {
-
- $current_transparent_color = ImageColorTransparent($this->gdimg_source);
- if ($this->bg || (@$current_transparent_color >= 0)) {
-
- $this->config_background_hexcolor = ($this->bg ? $this->bg : $this->config_background_hexcolor);
- if (!phpthumb_functions::IsHexColor($this->config_background_hexcolor)) {
- return $this->ErrorImage('Invalid hex color string "'.$this->config_background_hexcolor.'" for parameter "bg"');
- }
- $background_color = phpthumb_functions::ImageHexColorAllocate($this->gdimg_output, $this->config_background_hexcolor);
- ImageFilledRectangle($this->gdimg_output, 0, 0, $this->thumbnail_width, $this->thumbnail_height, $background_color);
-
- }
-
- }
- $this->DebugMessage('CreateGDoutput() returning canvas "'.$this->thumbnail_width.'x'.$this->thumbnail_height.'"', __FILE__, __LINE__);
- return true;
- }
-
- function SetOrientationDependantWidthHeight() {
- $this->DebugMessage('SetOrientationDependantWidthHeight() starting with "'.$this->source_width.'"x"'.$this->source_height.'"', __FILE__, __LINE__);
- if ($this->source_height > $this->source_width) {
- // portrait
- $this->w = phpthumb_functions::OneOfThese($this->wp, $this->w, $this->ws, $this->wl);
- $this->h = phpthumb_functions::OneOfThese($this->hp, $this->h, $this->hs, $this->hl);
- } elseif ($this->source_height < $this->source_width) {
- // landscape
- $this->w = phpthumb_functions::OneOfThese($this->wl, $this->w, $this->ws, $this->wp);
- $this->h = phpthumb_functions::OneOfThese($this->hl, $this->h, $this->hs, $this->hp);
- } else {
- // square
- $this->w = phpthumb_functions::OneOfThese($this->ws, $this->w, $this->wl, $this->wp);
- $this->h = phpthumb_functions::OneOfThese($this->hs, $this->h, $this->hl, $this->hp);
- }
- //$this->w = round($this->w ? $this->w : (($this->h && $this->source_height) ? $this->h * $this->source_width / $this->source_height : $this->w));
- //$this->h = round($this->h ? $this->h : (($this->w && $this->source_width) ? $this->w * $this->source_height / $this->source_width : $this->h));
- $this->DebugMessage('SetOrientationDependantWidthHeight() setting w="'.intval($this->w).'", h="'.intval($this->h).'"', __FILE__, __LINE__);
- return true;
- }
-
- function ExtractEXIFgetImageSize() {
- $this->DebugMessage('starting ExtractEXIFgetImageSize()', __FILE__, __LINE__);
-
- if (is_resource($this->gdimg_source)) {
-
- $this->source_width = ImageSX($this->gdimg_source);
- $this->source_height = ImageSY($this->gdimg_source);
-
- $this->SetOrientationDependantWidthHeight();
-
- } elseif ($this->rawImageData && !$this->sourceFilename) {
-
- $this->DebugMessage('bypassing EXIF and GetImageSize sections because $this->rawImageData is set and $this->sourceFilename is not set', __FILE__, __LINE__);
-
- }
-
- if (is_null($this->getimagesizeinfo)) {
- $this->getimagesizeinfo = @GetImageSize($this->sourceFilename);
- }
-
- if (!empty($this->getimagesizeinfo)) {
- // great
- $this->getimagesizeinfo['filesize'] = @filesize($this->sourceFilename);
- } elseif (!$this->rawImageData) {
- $this->DebugMessage('GetImageSize("'.$this->sourceFilename.'") failed', __FILE__, __LINE__);
- }
-
- if ($this->config_prefer_imagemagick) {
- if ($this->ImageMagickThumbnailToGD()) {
- return true;
- }
- $this->DebugMessage('ImageMagickThumbnailToGD() failed', __FILE__, __LINE__);
- }
-
- $this->source_width = $this->getimagesizeinfo[0];
- $this->source_height = $this->getimagesizeinfo[1];
-
- $this->SetOrientationDependantWidthHeight();
-
- if (phpthumb_functions::version_compare_replacement(phpversion(), '4.2.0', '>=') && function_exists('exif_read_data')) {
- $this->exif_raw_data = @exif_read_data($this->sourceFilename, 0, true);
- }
- if (function_exists('exif_thumbnail') && ($this->getimagesizeinfo[2] == 2)) {
- // Extract EXIF info from JPEGs
-
- $this->exif_thumbnail_width = '';
- $this->exif_thumbnail_height = '';
- $this->exif_thumbnail_type = '';
-
- // The parameters width, height and imagetype are available since PHP v4.3.0
- if (phpthumb_functions::version_compare_replacement(phpversion(), '4.3.0', '>=')) {
-
- $this->exif_thumbnail_data = @exif_thumbnail($this->sourceFilename, $this->exif_thumbnail_width, $this->exif_thumbnail_height, $this->exif_thumbnail_type);
-
- } else {
-
- // older versions of exif_thumbnail output an error message but NOT return false on failure
- ob_start();
- $this->exif_thumbnail_data = exif_thumbnail($this->sourceFilename);
- $exit_thumbnail_error = ob_get_contents();
- ob_end_clean();
- if (!$exit_thumbnail_error && $this->exif_thumbnail_data) {
-
- if ($gdimg_exif_temp = $this->ImageCreateFromStringReplacement($this->exif_thumbnail_data, false)) {
- $this->exif_thumbnail_width = ImageSX($gdimg_exif_temp);
- $this->exif_thumbnail_height = ImageSY($gdimg_exif_temp);
- $this->exif_thumbnail_type = 2; // (2 == JPEG) before PHP v4.3.0 only JPEG format EXIF thumbnails are returned
- unset($gdimg_exif_temp);
- } else {
- return $this->ErrorImage('Failed - $this->ImageCreateFromStringReplacement($this->exif_thumbnail_data) in '.__FILE__.' on line '.__LINE__);
- }
-
- }
-
- }
-
- } elseif (!function_exists('exif_thumbnail')) {
-
- $this->DebugMessage('exif_thumbnail() does not exist, cannot extract EXIF thumbnail', __FILE__, __LINE__);
- return false;
-
- }
-
- $this->DebugMessage('EXIF thumbnail extraction: (size='.strlen($this->exif_thumbnail_data).'; type="'.$this->exif_thumbnail_type.'"; '.intval($this->exif_thumbnail_width).'x'.intval($this->exif_thumbnail_height).')', __FILE__, __LINE__);
-
- // see if EXIF thumbnail can be used directly with no processing
- if ($this->config_use_exif_thumbnail_for_speed && $this->exif_thumbnail_data) {
- while (true) {
- if (!$this->xto) {
- $source_ar = $this->source_width / $this->source_height;
- $exif_ar = $this->exif_thumbnail_width / $this->exif_thumbnail_height;
- if (number_format($source_ar, 2) != number_format($exif_ar, 2)) {
- $this->DebugMessage('not using EXIF thumbnail because $source_ar != $exif_ar ('.$source_ar.' != '.$exif_ar.')', __FILE__, __LINE__);
- break;
- }
- if ($this->w && ($this->w != $this->exif_thumbnail_width)) {
- $this->DebugMessage('not using EXIF thumbnail because $this->w != $this->exif_thumbnail_width ('.$this->w.' != '.$this->exif_thumbnail_width.')', __FILE__, __LINE__);
- break;
- }
- if ($this->h && ($this->h != $this->exif_thumbnail_height)) {
- $this->DebugMessage('not using EXIF thumbnail because $this->h != $this->exif_thumbnail_height ('.$this->h.' != '.$this->exif_thumbnail_height.')', __FILE__, __LINE__);
- break;
- }
- $CannotBeSetParameters = array('sx', 'sy', 'sh', 'sw', 'far', 'bg', 'bc', 'fltr', 'phpThumbDebug');
- foreach ($CannotBeSetParameters as $dummy => $parameter) {
- if ($this->$parameter) {
- break 2;
- }
- }
- }
-
- $this->DebugMessage('setting $this->gdimg_source = $this->ImageCreateFromStringReplacement($this->exif_thumbnail_data)', __FILE__, __LINE__);
- $this->gdimg_source = $this->ImageCreateFromStringReplacement($this->exif_thumbnail_data);
- $this->source_width = ImageSX($this->gdimg_source);
- $this->source_height = ImageSY($this->gdimg_source);
- return true;
- }
- }
-
- if (($this->config_max_source_pixels > 0) && (($this->source_width * $this->source_height) > $this->config_max_source_pixels)) {
-
- // Source image is larger than would fit in available PHP memory.
- // If ImageMagick is installed, use it to generate the thumbnail.
- // Else, if an EXIF thumbnail is available, use that as the source image.
- // Otherwise, no choice but to fail with an error message
- $this->DebugMessage('image is '.$this->source_width.'x'.$this->source_height.' and therefore contains more pixels ('.($this->source_width * $this->source_height).') than $this->config_max_source_pixels setting ('.$this->config_max_source_pixels.')', __FILE__, __LINE__);
- if (!$this->config_prefer_imagemagick && $this->ImageMagickThumbnailToGD()) {
- // excellent, we have a thumbnailed source image
- return true;
- }
-
- }
- return true;
- }
-
-
- function SetCacheFilename() {
- if (!is_null($this->cache_filename)) {
- $this->DebugMessage('$this->cache_filename already set, skipping SetCacheFilename()', __FILE__, __LINE__);
- return true;
- }
- $this->setOutputFormat();
- $this->setCacheDirectory();
- if (!$this->config_cache_directory) {
- $this->DebugMessage('SetCacheFilename() failed because $this->config_cache_directory is empty', __FILE__, __LINE__);
- return false;
- }
-
- if (!$this->sourceFilename && !$this->rawImageData && $this->src) {
- $this->sourceFilename = $this->ResolveFilenameToAbsolute($this->src);
- }
-
- if ($this->config_cache_default_only_suffix && $this->sourceFilename) {
- // simplified cache filenames:
- // only use default parameters in phpThumb.config.php
- // substitute source filename into * in $this->config_cache_default_only_suffix
- // (eg: '*_thumb' becomes 'picture_thumb.jpg')
- if (strpos($this->config_cache_default_only_suffix, '*') === false) {
- $this->DebugMessage('aborting simplified caching filename because no * in "'.$this->config_cache_default_only_suffix.'"', __FILE__, __LINE__);
- } else {
- eregi('(.+)(\.[a-z0-9]+)?$', basename($this->sourceFilename), $matches);
- $this->cache_filename = $this->config_cache_directory.DIRECTORY_SEPARATOR.rawurlencode(str_replace('*', @$matches[1], $this->config_cache_default_only_suffix)).'.'.strtolower($this->thumbnailFormat);
- return true;
- }
- }
-
- $this->cache_filename = '';
- if ($this->new) {
- $this->cache_filename .= '_new'.strtolower(md5($this->new));
- } elseif ($this->md5s) {
- // source image MD5 hash provided
- $this->DebugMessage('SetCacheFilename() _raw set from $this->md5s = "'.$this->md5s.'"', __FILE__, __LINE__);
- $this->cache_filename .= '_raw'.$this->md5s;
- } elseif (!$this->src && $this->rawImageData) {
- $this->DebugMessage('SetCacheFilename() _raw set from md5($this->rawImageData) = "'.md5($this->rawImageData).'"', __FILE__, __LINE__);
- $this->cache_filename .= '_raw'.strtolower(md5($this->rawImageData));
- } else {
- $this->DebugMessage('SetCacheFilename() _src set from md5($this->sourceFilename) "'.$this->sourceFilename.'" = "'.md5($this->sourceFilename).'"', __FILE__, __LINE__);
- $this->cache_filename .= '_src'.strtolower(md5($this->sourceFilename));
- }
- if (@$_SERVER['HTTP_REFERER'] && $this->config_nooffsitelink_enabled) {
- $parsed_url1 = @parse_url(@$_SERVER['HTTP_REFERER']);
- $parsed_url2 = @parse_url('http://'.@$_SERVER['HTTP_HOST']);
- if (@$parsed_url1['host'] && @$parsed_url2['host'] && ($parsed_url1['host'] != $parsed_url2['host'])) {
- // include "_offsite" only if nooffsitelink_enabled and if referrer doesn't match the domain of the current server
- $this->cache_filename .= '_offsite';
- }
- }
-
- $ParametersString = '';
- if ($this->fltr && is_array($this->fltr)) {
- $ParametersString .= '_fltr'.implode('_fltr', $this->fltr);
- }
- $FilenameParameters1 = array('ar', 'bg', 'bc', 'far', 'sx', 'sy', 'sw', 'sh', 'zc');
- foreach ($FilenameParameters1 as $dummy => $key) {
- if ($this->$key) {
- $ParametersString .= '_'.$key.$this->$key;
- }
- }
- $FilenameParameters2 = array('h', 'w', 'wl', 'wp', 'ws', 'hp', 'hs', 'xto', 'ra', 'iar', 'aoe', 'maxb');
- foreach ($FilenameParameters2 as $dummy => $key) {
- if ($this->$key) {
- $ParametersString .= '_'.$key.intval($this->$key);
- }
- }
- if ($this->thumbnailFormat == 'jpeg') {
- // only JPEG output has variable quality option
- $ParametersString .= '_q'.intval($this->thumbnailQuality);
- }
- $this->DebugMessage('SetCacheFilename() _par set from md5('.$ParametersString.')', __FILE__, __LINE__);
- $this->cache_filename .= '_par'.strtolower(md5($ParametersString));
-
- if ($this->md5s) {
- // source image MD5 hash provided
- // do not source image modification date --
- // cached image will be used even if file was modified or removed
- } elseif (!$this->config_cache_source_filemtime_ignore_remote && eregi('^(f|ht)tps?\://', $this->src)) {
- $this->cache_filename .= '_dat'.intval(phpthumb_functions::filedate_remote($this->src));
- } elseif (!$this->config_cache_source_filemtime_ignore_local && $this->src && !$this->rawImageData) {
- $this->cache_filename .= '_dat'.intval(@filemtime($this->sourceFilename));
- }
-
- $this->cache_filename .= '.'.strtolower($this->thumbnailFormat);
-
- $this->cache_filename = $this->config_cache_directory.DIRECTORY_SEPARATOR.$this->config_cache_prefix.rawurlencode($this->cache_filename);
- return true;
- }
-
-
- function ImageCreateFromFilename($filename) {
- // try to create GD image source directly via GD, if possible,
- // rather than buffering to memory and creating with ImageCreateFromString
- $ImageCreateWasAttempted = false;
- $gd_image = false;
-
- $this->DebugMessage('starting ImageCreateFromFilename('.$filename.')', __FILE__, __LINE__);
-
- if ($filename && ($getimagesizeinfo = @GetImageSize($filename))) {
- if ($this->config_max_source_pixels > 0) {
- if (($getimagesizeinfo[0] * $getimagesizeinfo[1]) < $this->config_max_source_pixels) {
- $ImageCreateFromFunction = array(
- 1 => 'ImageCreateFromGIF',
- 2 => 'ImageCreateFromJPEG',
- 3 => 'ImageCreateFromPNG',
- 15 => 'ImageCreateFromWBMP',
- );
- $this->DebugMessage('ImageCreateFromFilename found ($getimagesizeinfo[2]=='.@$getimagesizeinfo[2].')', __FILE__, __LINE__);
- switch (@$getimagesizeinfo[2]) {
- case 1: // GIF
- case 2: // JPEG
- case 3: // PNG
- case 15: // WBMP
- $ImageCreateFromFunctionName = $ImageCreateFromFunction[$getimagesizeinfo[2]];
- if (function_exists($ImageCreateFromFunctionName)) {
- $this->DebugMessage('Calling '.$ImageCreateFromFunctionName.'('.$filename.')', __FILE__, __LINE__);
- $ImageCreateWasAttempted = true;
- $gd_image = @$ImageCreateFromFunctionName($filename);
- } else {
- $this->DebugMessage('NOT calling '.$ImageCreateFromFunctionName.'('.$filename.') because !function_exists('.$ImageCreateFromFunctionName.')', __FILE__, __LINE__);
- }
- break;
-
- case 4: // SWF
- case 5: // PSD
- case 6: // BMP
- case 7: // TIFF (LE)
- case 8: // TIFF (BE)
- case 9: // JPC
- case 10: // JP2
- case 11: // JPX
- case 12: // JB2
- case 13: // SWC
- case 14: // IFF
- case 16: // XBM
- $this->DebugMessage('No built-in image creation function for image type "'.@$getimagesizeinfo[2].'" ($getimagesizeinfo[2])', __FILE__, __LINE__);
- break;
-
- default:
- $this->DebugMessage('Unknown value for $getimagesizeinfo[2]: "'.@$getimagesizeinfo[2].'"', __FILE__, __LINE__);
- break;
- }
- } else {
- $this->DebugMessage('image is '.$getimagesizeinfo[0].'x'.$getimagesizeinfo[1].' and therefore contains more pixels ('.($getimagesizeinfo[0] * $getimagesizeinfo[1]).') than $this->config_max_source_pixels setting ('.$this->config_max_source_pixels.')', __FILE__, __LINE__);
- }
- }
- } else {
- $this->DebugMessage('empty $filename or GetImageSize('.$filename.') failed', __FILE__, __LINE__);
- }
-
- if (!$gd_image) {
- // cannot create from filename, attempt to create source image with ImageCreateFromString, if possible
- if ($ImageCreateWasAttempted) {
- $this->DebugMessage(@$ImageCreateFromFunctionName.'() was attempted but FAILED', __FILE__, __LINE__);
- }
- $this->DebugMessage('Populating $rawimagedata', __FILE__, __LINE__);
- $rawimagedata = '';
- if ($fp = @fopen($filename, 'rb')) {
- $filesize = filesize($filename);
- $blocksize = 8192;
- $blockreads = ceil($filesize / $blocksize);
- for ($i = 0; $i < $blockreads; $i++) {
- $rawimagedata .= fread($fp, $blocksize);
- }
- fclose($fp);
- } else {
- $this->DebugMessage('cannot fopen('.$filename.')', __FILE__, __LINE__);
- }
- if ($rawimagedata) {
- $this->DebugMessage('attempting ImageCreateFromStringReplacement($rawimagedata ('.strlen($rawimagedata).' bytes), true)', __FILE__, __LINE__);
- $gd_image = $this->ImageCreateFromStringReplacement($rawimagedata, true);
- }
- }
- return $gd_image;
- }
-
- function SourceImageToGD() {
- if (is_resource($this->gdimg_source)) {
- $this->source_width = ImageSX($this->gdimg_source);
- $this->source_height = ImageSY($this->gdimg_source);
- $this->DebugMessage('skipping SourceImageToGD() because $this->gdimg_source is already a resource ('.$this->source_width.'x'.$this->source_height.')', __FILE__, __LINE__);
- return true;
- }
- $this->DebugMessage('starting SourceImageToGD()', __FILE__, __LINE__);
- while (true) {
- if (!$this->exif_thumbnail_data) {
- $this->DebugMessage('Not using EXIF thumbnail data because $this->exif_thumbnail_data is empty', __FILE__, __LINE__);
- break;
- }
- if (ini_get('safe_mode')) {
- if (($this->config_max_source_pixels > 0) && (($this->source_width * $this->source_height) > $this->config_max_source_pixels)) {
- $this->DebugMessage('Using EXIF thumbnail data because source image too large and safe_mode enabled', __FILE__, __LINE__);
- $this->aoe = true;
- } else {
- break;
- }
- } else {
- if (!$this->config_use_exif_thumbnail_for_speed) {
- $this->DebugMessage('Not using EXIF thumbnail data because $this->config_use_exif_thumbnail_for_speed is FALSE', __FILE__, __LINE__);
- break;
- }
- if (($this->thumbnailCropX != 0) || ($this->thumbnailCropY != 0)) {
- $this->DebugMessage('Not using EXIF thumbnail data because source cropping is enabled ('.$this->thumbnailCropX.','.$this->thumbnailCropY.')', __FILE__, __LINE__);
- break;
- }
- if (($this->w > $this->exif_thumbnail_width) || ($this->h > $this->exif_thumbnail_height)) {
- $this->DebugMessage('Not using EXIF thumbnail data because EXIF thumbnail is too small ('.$this->exif_thumbnail_width.'x'.$this->exif_thumbnail_height.' vs '.$this->w.'x'.$this->h.')', __FILE__, __LINE__);
- break;
- }
- $source_ar = $this->source_width / $this->source_height;
- $exif_ar = $this->exif_thumbnail_width / $this->exif_thumbnail_height;
- if (number_format($source_ar, 2) != number_format($exif_ar, 2)) {
- $this->DebugMessage('not using EXIF thumbnail because $source_ar != $exif_ar ('.$source_ar.' != '.$exif_ar.')', __FILE__, __LINE__);
- break;
- }
- }
-
- // EXIF thumbnail exists, and is equal to or larger than destination thumbnail, and will be use as source image
- $this->DebugMessage('Trying to use EXIF thumbnail as source image', __FILE__, __LINE__);
-
- if ($gdimg_exif_temp = $this->ImageCreateFromStringReplacement($this->exif_thumbnail_data, false)) {
-
- $this->DebugMessage('Successfully using EXIF thumbnail as source image', __FILE__, __LINE__);
- $this->gdimg_source = $gdimg_exif_temp;
- $this->source_width = $this->exif_thumbnail_width;
- $this->source_height = $this->exif_thumbnail_height;
- $this->thumbnailCropW = $this->source_width;
- $this->thumbnailCropH = $this->source_height;
- return true;
-
- } else {
- $this->DebugMessage('$this->ImageCreateFromStringReplacement($this->exif_thumbnail_data, false) failed', __FILE__, __LINE__);
- }
-
- break;
- }
- if (!$this->gdimg_source) {
-
- if ($this->md5s && ($this->md5s != phpthumb_functions::md5_file_safe($this->sourceFilename))) {
- return $this->ErrorImage('$this->md5s != md5($rawimagedata)'."\n".'"'.$this->md5s.'" != '."\n".'"'.phpthumb_functions::md5_file_safe($this->sourceFilename).'"');
- }
- switch (@$this->getimagesizeinfo[2]) {
- case 1:
- case 3:
- // GIF or PNG input file may have transparency
- $this->is_alpha = true;
- break;
- }
-
- //$this->gdimg_source = $this->ImageCreateFromFilename($this->sourceFilename, $this->rawImageData);
- $this->gdimg_source = $this->ImageCreateFromFilename($this->sourceFilename);
-
- //if ($this->md5s && ($this->md5s != md5($this->rawImageData))) {
- // return $this->ErrorImage('$this->md5s != md5($this->rawImageData)'."\n".'"'.$this->md5s.'" != '."\n".'"'.md5($this->rawImageData).'"');
- //}
-
- if (!$this->gdimg_source) {
- $this->DebugMessage('$this->gdimg_source is still empty', __FILE__, __LINE__);
-
- if ($this->ImageMagickThumbnailToGD()) {
-
- // excellent, we have a thumbnailed source image
- $this->DebugMessage('ImageMagickThumbnailToGD() succeeded', __FILE__, __LINE__);
-
- } else {
-
- $this->DebugMessage('ImageMagickThumbnailToGD() failed', __FILE__, __LINE__);
-
- $imageHeader = '';
- $gd_info = gd_info();
- $GDreadSupport = false;
- //switch (substr($this->rawImageData, 0, 3)) {
- // case 'GIF':
- // $imageHeader = 'Content-Type: image/gif';
- // $GDreadSupport = (bool) @$gd_info['GIF Read Support'];
- // break;
- // case "\xFF\xD8\xFF":
- // $imageHeader = 'Content-Type: image/jpeg';
- // $GDreadSupport = (bool) @$gd_info['JPG Support'];
- // break;
- // case "\x89".'PN':
- // $imageHeader = 'Content-Type: image/png';
- // $GDreadSupport = (bool) @$gd_info['PNG Support'];
- // break;
- //}
- switch (@$this->getimagesizeinfo[2]) {
- case 1:
- $imageHeader = 'Content-Type: image/gif';
- $GDreadSupport = (bool) @$gd_info['GIF Read Support'];
- break;
- case 2:
- $imageHeader = 'Content-Type: image/jpeg';
- $GDreadSupport = (bool) @$gd_info['JPG Support'];
- break;
- case 3:
- $imageHeader = 'Content-Type: image/png';
- $GDreadSupport = (bool) @$gd_info['PNG Support'];
- break;
- }
- if ($imageHeader) {
- // cannot create image for whatever reason (maybe ImageCreateFromJPEG et al are not available?)
- // and ImageMagick is not available either, no choice but to output original (not resized/modified) data and exit
- if ($this->config_error_die_on_source_failure) {
- $this->ErrorImage('All attempts to create GD image source failed ('.(ini_get('safe_mode') ? 'Safe Mode enabled, ImageMagick unavailable and source image probably too large for GD': ($GDreadSupport ? 'source image probably corrupt' : 'GD does not have read support for "'.$imageHeader.'"')).'), cannot generate thumbnail');
- } else {
- //$this->DebugMessage('All attempts to create GD image source failed ('.($GDreadSupport ? 'source image probably corrupt' : 'GD does not have read support for "'.$imageHeader.'"').'), outputing raw image', __FILE__, __LINE__);
- //if (!$this->phpThumbDebug) {
- // header($imageHeader);
- // echo $this->rawImageData;
- // exit;
- //}
- return false;
- }
- }
-
- //switch (substr($this->rawImageData, 0, 2)) {
- // case 'BM':
- switch (@$this->getimagesizeinfo[2]) {
- case 6:
- ob_start();
- if (!@include_once(dirname(__FILE__).'/phpthumb.bmp.php')) {
- ob_end_clean();
- return $this->ErrorImage('include_once('.dirname(__FILE__).'/phpthumb.bmp.php) failed');
- }
- ob_end_clean();
- if ($fp = @fopen($this->sourceFilename, 'rb')) {
- $this->rawImageData = '';
- while (!feof($fp)) {
- $this->rawImageData .= fread($fp, 32768);
- }
- fclose($fp);
- }
- $phpthumb_bmp = new phpthumb_bmp();
- if ($this->gdimg_source = $phpthumb_bmp->phpthumb_bmp2gd($this->rawImageData, (phpthumb_functions::gd_version() >= 2.0))) {
- $this->DebugMessage('$phpthumb_bmp->phpthumb_bmp2gd() succeeded', __FILE__, __LINE__);
- break;
- }
- return $this->ErrorImage($this->ImageMagickVersion() ? 'ImageMagick failed on BMP source conversion' : 'phpthumb_bmp2gd() failed');
- break;
- //}
- //switch (substr($this->rawImageData, 0, 4)) {
- // case 'II'."\x2A\x00":
- // case 'MM'."\x00\x2A":
- case 7:
- case 8:
- return $this->ErrorImage($this->ImageMagickVersion() ? 'ImageMagick failed on TIFF source conversion' : 'ImageMagick is unavailable and phpThumb() does not support TIFF source images without it');
- break;
-
- //case "\xD7\xCD\xC6\x9A":
- // return $this->ErrorImage($this->ImageMagickVersion() ? 'ImageMagick failed on WMF source conversion' : 'ImageMagick is unavailable and phpThumb() does not support WMF source images without it');
- // break;
- }
-
- if (!$this->gdimg_source) {
- $HeaderFourBytes = '';
- if ($fp = @fopen($this->sourceFilename, 'rb')) {
- $HeaderFourBytes = fread($fp, 4);
- fclose($fp);
- }
- if ($HeaderFourBytes == "\xD7\xCD\xC6\x9A") {
- return $this->ErrorImage($this->ImageMagickVersion() ? 'ImageMagick failed on WMF source conversion' : 'ImageMagick is unavailable and phpThumb() does not support WMF source images without it');
- }
- return $this->ErrorImage('Unknown image type identified by "'.substr($HeaderFourBytes, 0, 4).'" ('.phpthumb_functions::HexCharDisplay(substr($this->rawImageData, 0, 4)).') in SourceImageToGD()');
- }
-
- }
- }
- }
- if (!$this->gdimg_source) {
- if ($gdimg_exif_temp = $this->ImageCreateFromStringReplacement($this->exif_thumbnail_data, false)) {
- $this->DebugMessage('All other attempts failed, but successfully using EXIF thumbnail as source image', __FILE__, __LINE__);
- $this->gdimg_source = $gdimg_exif_temp;
- // override allow-enlarging setting if EXIF thumbnail is the only source available
- // otherwise thumbnails larger than the EXIF thumbnail will be created at EXIF size
- $this->aoe = true;
- return true;
- }
- return false;
- }
- $this->source_width = ImageSX($this->gdimg_source);
- $this->source_height = ImageSY($this->gdimg_source);
- return true;
- }
-
-
- function phpThumbDebugVarDump($var) {
- if (is_null($var)) {
- return 'NULL';
- } elseif (is_bool($var)) {
- return ($var ? 'TRUE' : 'FALSE');
- } elseif (is_string($var)) {
- return 'string('.strlen($var).')'.str_repeat(' ', max(0, 3 - strlen(strlen($var)))).' "'.$var.'"';
- } elseif (is_int($var)) {
- return 'integer '.$var;
- } elseif (is_float($var)) {
- return 'float '.$var;
- } elseif (is_array($var)) {
- ob_start();
- var_dump($var);
- $vardumpoutput = ob_get_contents();
- ob_end_clean();
- return strtr($vardumpoutput, "\n\r\t", ' ');
- }
- return gettype($var);
- }
-
- function phpThumbDebug() {
- if ($this->config_disable_debug) {
- return $this->ErrorImage('phpThumbDebug disabled');
- }
-
- $FunctionsExistance = array('exif_thumbnail', 'gd_info', 'image_type_to_mime_type', 'ImageCopyResampled', 'ImageCopyResized', 'ImageCreate', 'ImageCreateFromString', 'ImageCreateTrueColor', 'ImageIsTrueColor', 'ImageRotate', 'ImageTypes', 'version_compare', 'ImageCreateFromGIF', 'ImageCreateFromJPEG', 'ImageCreateFromPNG', 'ImageCreateFromWBMP', 'ImageCreateFromXBM', 'ImageCreateFromXPM', 'ImageCreateFromString', 'ImageCreateFromGD', 'ImageCreateFromGD2', 'ImageCreateFromGD2Part', 'ImageJPEG', 'ImageGIF', 'ImagePNG', 'ImageWBMP');
- $ParameterNames = array('src', 'new', 'w', 'h', 'f', 'q', 'sx', 'sy', 'sw', 'sh', 'far', 'bg', 'bc', 'file', 'goto', 'err', 'xto', 'ra', 'ar', 'aoe', 'iar', 'maxb');
- $ConfigVariableNames = array('document_root', 'temp_directory', 'output_format', 'output_maxwidth', 'output_maxheight', 'error_message_image_default', 'error_bgcolor', 'error_textcolor', 'error_fontsize', 'error_die_on_error', 'error_silent_die_on_error', 'error_die_on_source_failure', 'nohotlink_enabled', 'nohotlink_valid_domains', 'nohotlink_erase_image', 'nohotlink_text_message', 'nooffsitelink_enabled', 'nooffsitelink_valid_domains', 'nooffsitelink_require_refer', 'nooffsitelink_erase_image', 'nooffsitelink_text_message', 'high_security_enabled', 'allow_src_above_docroot', 'allow_src_above_phpthumb', 'allow_parameter_file', 'allow_parameter_goto', 'max_source_pixels', 'use_exif_thumbnail_for_speed', 'border_hexcolor', 'background_hexcolor', 'ttf_directory', 'disable_pathinfo_parsing', 'disable_imagecopyresampled');
- $OtherVariableNames = array('phpThumbDebug', 'thumbnailQuality', 'thumbnailFormat', 'gdimg_output', 'gdimg_source', 'sourceFilename', 'source_width', 'source_height', 'thumbnailCropX', 'thumbnailCropY', 'thumbnailCropW', 'thumbnailCropH', 'exif_thumbnail_width', 'exif_thumbnail_height', 'exif_thumbnail_type', 'thumbnail_width', 'thumbnail_height', 'thumbnail_image_width', 'thumbnail_image_height');
-
- $DebugOutput = array();
- $DebugOutput[] = 'phpThumb() version = '.$this->phpthumb_version;
- $DebugOutput[] = 'phpversion() = '.@phpversion();
- $DebugOutput[] = 'PHP_OS = '.PHP_OS;
- $DebugOutput[] = '__FILE__ = '.__FILE__;
- $DebugOutput[] = 'realpath(.) = '.@realpath('.');
- $DebugOutput[] = '$_SERVER[PHP_SELF] = '.@$_SERVER['PHP_SELF'];
- $DebugOutput[] = '$_SERVER[HOST_NAME] = '.@$_SERVER['HOST_NAME'];
- $DebugOutput[] = '$_SERVER[HTTP_REFERER] = '.@$_SERVER['HTTP_REFERER'];
- $DebugOutput[] = '$_SERVER[QUERY_STRING] = '.@$_SERVER['QUERY_STRING'];
- $DebugOutput[] = '$_SERVER[PATH_INFO] = '.@$_SERVER['PATH_INFO'];
- $DebugOutput[] = '$_SERVER[DOCUMENT_ROOT] = '.@$_SERVER['DOCUMENT_ROOT'];
- $DebugOutput[] = 'getenv(DOCUMENT_ROOT) = '.@getenv('DOCUMENT_ROOT');
- $DebugOutput[] = '';
-
- $DebugOutput[] = 'get_magic_quotes_gpc() = '.$this->phpThumbDebugVarDump(@get_magic_quotes_gpc());
- $DebugOutput[] = 'get_magic_quotes_runtime() = '.$this->phpThumbDebugVarDump(@get_magic_quotes_runtime());
- $DebugOutput[] = 'error_reporting() = '.$this->phpThumbDebugVarDump(error_reporting());
- $DebugOutput[] = 'ini_get(error_reporting) = '.$this->phpThumbDebugVarDump(@ini_get('error_reporting'));
- $DebugOutput[] = 'ini_get(display_errors) = '.$this->phpThumbDebugVarDump(@ini_get('display_errors'));
- $DebugOutput[] = 'ini_get(allow_url_fopen) = '.$this->phpThumbDebugVarDump(@ini_get('allow_url_fopen'));
- $DebugOutput[] = 'ini_get(disable_functions) = '.$this->phpThumbDebugVarDump(@ini_get('disable_functions'));
- $DebugOutput[] = 'ini_get(safe_mode) = '.$this->phpThumbDebugVarDump(@ini_get('safe_mode'));
- $DebugOutput[] = 'ini_get(open_basedir) = '.$this->phpThumbDebugVarDump(@ini_get('open_basedir'));
- $DebugOutput[] = 'ini_get(memory_limit) = '.$this->phpThumbDebugVarDump(@ini_get('memory_limit'));
- $DebugOutput[] = 'ini_get(max_execution_time) = '.$this->phpThumbDebugVarDump(@ini_get('max_execution_time'));
- $DebugOutput[] = 'get_cfg_var(memory_limit) = '.$this->phpThumbDebugVarDump(@get_cfg_var('memory_limit'));
- $DebugOutput[] = 'memory_get_usage() = '.(function_exists('memory_get_usage') ? $this->phpThumbDebugVarDump(@memory_get_usage()) : 'n/a');
- $DebugOutput[] = '';
-
- $DebugOutput[] = '$this->config_prefer_imagemagick = '.$this->phpThumbDebugVarDump($this->config_prefer_imagemagick);
- $DebugOutput[] = '$this->config_imagemagick_path = '.$this->phpThumbDebugVarDump($this->config_imagemagick_path);
- $DebugOutput[] = '$this->ImageMagickWhichConvert() = '.$this->ImageMagickWhichConvert();
- $IMpathUsed = ($this->config_imagemagick_path ? $this->config_imagemagick_path : $this->ImageMagickWhichConvert());
- $DebugOutput[] = '[actual ImageMagick path used] = '.$this->phpThumbDebugVarDump($IMpathUsed);
- $DebugOutput[] = 'file_exists([actual ImageMagick path used]) = '.$this->phpThumbDebugVarDump(@file_exists($IMpathUsed));
- $DebugOutput[] = 'ImageMagickVersion(false) = '.$this->ImageMagickVersion(false);
- $DebugOutput[] = 'ImageMagickVersion(true) = '.$this->ImageMagickVersion(true);
- $DebugOutput[] = '';
-
- $DebugOutput[] = '$this->config_cache_directory = '.$this->phpThumbDebugVarDump($this->config_cache_directory);
- $DebugOutput[] = '$this->config_cache_disable_warning = '.$this->phpThumbDebugVarDump($this->config_cache_disable_warning);
- $DebugOutput[] = '$this->config_cache_maxage = '.$this->phpThumbDebugVarDump($this->config_cache_maxage);
- $DebugOutput[] = '$this->config_cache_maxsize = '.$this->phpThumbDebugVarDump($this->config_cache_maxsize);
- $DebugOutput[] = '$this->config_cache_maxfiles = '.$this->phpThumbDebugVarDump($this->config_cache_maxfiles);
- $DebugOutput[] = '$this->config_cache_force_passthru = '.$this->phpThumbDebugVarDump($this->config_cache_force_passthru);
- $DebugOutput[] = '$this->cache_filename = '.$this->phpThumbDebugVarDump($this->cache_filename);
- $DebugOutput[] = 'is_readable($this->config_cache_directory) = '.$this->phpThumbDebugVarDump(@is_readable($this->config_cache_directory));
- $DebugOutput[] = 'is_writable($this->config_cache_directory) = '.$this->phpThumbDebugVarDump(@is_writable($this->config_cache_directory));
- $DebugOutput[] = 'is_readable($this->cache_filename) = '.$this->phpThumbDebugVarDump(@is_readable($this->cache_filename));
- $DebugOutput[] = 'is_writable($this->cache_filename) = '.(@file_exists($this->cache_filename) ? $this->phpThumbDebugVarDump(@is_writable($this->cache_filename)) : 'n/a');
- $DebugOutput[] = '';
-
- foreach ($ConfigVariableNames as $dummy => $varname) {
- $varname = 'config_'.$varname;
- $value = $this->$varname;
- $DebugOutput[] = '$this->'.str_pad($varname, 37, ' ', STR_PAD_RIGHT).' = '.$this->phpThumbDebugVarDump($value);
- }
- $DebugOutput[] = '';
- foreach ($OtherVariableNames as $dummy => $varname) {
- $value = $this->$varname;
- $DebugOutput[] = '$this->'.str_pad($varname, 27, ' ', STR_PAD_RIGHT).' = '.$this->phpThumbDebugVarDump($value);
- }
- $DebugOutput[] = 'strlen($this->rawImageData) = '.strlen(@$this->rawImageData);
- $DebugOutput[] = 'strlen($this->exif_thumbnail_data) = '.strlen(@$this->exif_thumbnail_data);
- $DebugOutput[] = '';
-
- foreach ($ParameterNames as $dummy => $varname) {
- $value = $this->$varname;
- $DebugOutput[] = '$this->'.str_pad($varname, 4, ' ', STR_PAD_RIGHT).' = '.$this->phpThumbDebugVarDump($value);
- }
- $DebugOutput[] = '';
-
- foreach ($FunctionsExistance as $dummy => $functionname) {
- $DebugOutput[] = 'builtin_function_exists('.$functionname.')'.str_repeat(' ', 23 - strlen($functionname)).' = '.$this->phpThumbDebugVarDump(phpthumb_functions::builtin_function_exists($functionname));
- }
- $DebugOutput[] = '';
-
- $gd_info = gd_info();
- foreach ($gd_info as $key => $value) {
- $DebugOutput[] = 'gd_info.'.str_pad($key, 34, ' ', STR_PAD_RIGHT).' = '.$this->phpThumbDebugVarDump($value);
- }
- $DebugOutput[] = '';
-
- $exif_info = phpthumb_functions::exif_info();
- foreach ($exif_info as $key => $value) {
- $DebugOutput[] = 'exif_info.'.str_pad($key, 26, ' ', STR_PAD_RIGHT).' = '.$this->phpThumbDebugVarDump($value);
- }
- $DebugOutput[] = '';
-
- if ($ApacheLookupURIarray = phpthumb_functions::ApacheLookupURIarray(dirname(@$_SERVER['PHP_SELF']))) {
- foreach ($ApacheLookupURIarray as $key => $value) {
- $DebugOutput[] = 'ApacheLookupURIarray.'.str_pad($key, 15, ' ', STR_PAD_RIGHT).' = '.$this->phpThumbDebugVarDump($value);
- }
- } else {
- $DebugOutput[] = 'ApacheLookupURIarray() -- FAILED';
- }
- $DebugOutput[] = '';
-
- if (isset($_GET) && is_array($_GET)) {
- foreach ($_GET as $key => $value) {
- $DebugOutput[] = '$_GET['.$key.']'.str_repeat(' ', 30 - strlen($key)).'= '.$this->phpThumbDebugVarDump($value);
- }
- }
- if (isset($_POST) && is_array($_POST)) {
- foreach ($_POST as $key => $value) {
- $DebugOutput[] = '$_POST['.$key.']'.str_repeat(' ', 29 - strlen($key)).'= '.$this->phpThumbDebugVarDump($value);
- }
- }
- $DebugOutput[] = '';
-
- $DebugOutput[] = '$this->debugmessages:';
- foreach ($this->debugmessages as $dummy => $errorstring) {
- $DebugOutput[] = ' * '.$errorstring;
- }
- $DebugOutput[] = '';
-
- $DebugOutput[] = '$this->debugtiming:';
- foreach ($this->debugtiming as $timestamp => $timingstring) {
- $DebugOutput[] = ' * '.$timestamp.' '.$timingstring;
- }
- $DebugOutput[] = ' * Total processing time: '.number_format(max(array_keys($this->debugtiming)) - min(array_keys($this->debugtiming)), 6);
-
- return $this->ErrorImage(implode("\n", $DebugOutput), 700, 500, true);
- }
-
- function ErrorImage($text, $width=0, $height=0, $forcedisplay=false) {
- $width = ($width ? $width : $this->config_error_image_width);
- $height = ($height ? $height : $this->config_error_image_height);
-
- $text = 'phpThumb() v'.$this->phpthumb_version."\n\n".$text;
- if ($this->config_disable_debug) {
- $text = 'Error messages disabled';
- }
-
- $this->DebugMessage($text, __FILE__, __LINE__);
- if ($this->phpThumbDebug && !$forcedisplay) {
- return false;
- }
- if (!$this->config_error_die_on_error && !$forcedisplay) {
- $this->fatalerror = $text;
- return false;
- }
- if ($this->config_error_silent_die_on_error) {
- exit;
- }
- if ($this->err || $this->config_error_message_image_default) {
- // Show generic custom error image instead of error message
- // for use on production sites where you don't want debug messages
- if ($this->err == 'showerror') {
- // fall through and actually show error message even if default error image is set
- } else {
- header('Location: '.($this->err ? $this->err : $this->config_error_message_image_default));
- exit;
- }
- }
- $this->setOutputFormat();
- if (!$this->thumbnailFormat || (phpthumb_functions::gd_version() < 1)) {
- $this->thumbnailFormat = 'text';
- }
- if (@$this->thumbnailFormat == 'text') {
- // bypass all GD functions and output text error message
- die('<pre>'.$text.'</pre>');
- }
-
- $FontWidth = ImageFontWidth($this->config_error_fontsize);
- $FontHeight = ImageFontHeight($this->config_error_fontsize);
-
- $LinesOfText = explode("\n", @wordwrap($text, floor($width / $FontWidth), "\n", true));
- $height = max($height, count($LinesOfText) * $FontHeight);
-
- $headers_file = '';
- $headers_line = '';
- if (phpthumb_functions::version_compare_replacement(phpversion(), '4.3.0', '>=') && headers_sent($headers_file, $headers_line)) {
-
- echo "\n".'**Headers already sent in file "'.$headers_file.'" on line "'.$headers_line.'", dumping error message as text:**<br><pre>'."\n\n".$text."\n".'</pre>';
-
- } elseif (headers_sent()) {
-
- echo "\n".'**Headers already sent, dumping error message as text:**<br><pre>'."\n\n".$text."\n".'</pre>';
-
- } elseif ($gdimg_error = ImageCreate($width, $height)) {
-
- $background_color = phpthumb_functions::ImageHexColorAllocate($gdimg_error, $this->config_error_bgcolor, true);
- $text_color = phpthumb_functions::ImageHexColorAllocate($gdimg_error, $this->config_error_textcolor, true);
- ImageFilledRectangle($gdimg_error, 0, 0, $width, $height, $background_color);
- $lineYoffset = 0;
- foreach ($LinesOfText as $dummy => $line) {
- ImageString($gdimg_error, $this->config_error_fontsize, 2, $lineYoffset, $line, $text_color);
- $lineYoffset += $FontHeight;
- }
- if (function_exists('ImageTypes')) {
- $imagetypes = ImageTypes();
- if ($imagetypes & IMG_PNG) {
- header('Content-Type: image/png');
- ImagePNG($gdimg_error);
- } elseif ($imagetypes & IMG_GIF) {
- header('Content-Type: image/gif');
- ImageGIF($gdimg_error);
- } elseif ($imagetypes & IMG_JPG) {
- header('Content-Type: image/jpeg');
- ImageJPEG($gdimg_error);
- } elseif ($imagetypes & IMG_WBMP) {
- header('Content-Type: image/wbmp');
- ImageWBMP($gdimg_error);
- }
- }
- ImageDestroy($gdimg_error);
-
- }
- if (!headers_sent()) {
- echo "\n".'**Failed to send graphical error image, dumping error message as text:**<br>'."\n\n".$text;
- }
- exit;
- return true;
- }
-
- function ImageCreateFromStringReplacement(&$RawImageData, $DieOnErrors=false) {
- // there are serious bugs in the non-bundled versions of GD which may cause
- // PHP to segfault when calling ImageCreateFromString() - avoid if at all possible
- // when not using a bundled version of GD2
- if (phpthumb_functions::gd_is_bundled()) {
- return @ImageCreateFromString($RawImageData);
- }
- if (ini_get('safe_mode')) {
- $this->DebugMessage('ImageCreateFromStringReplacement() failed: cannot create temp file in SAFE_MODE', __FILE__, __LINE__);
- return false;
- }
-
- switch (substr($RawImageData, 0, 3)) {
- case 'GIF':
- $ICFSreplacementFunctionName = 'ImageCreateFromGIF';
- break;
- case "\xFF\xD8\xFF":
- $ICFSreplacementFunctionName = 'ImageCreateFromJPEG';
- break;
- case "\x89".'PN':
- $ICFSreplacementFunctionName = 'ImageCreateFromPNG';
- break;
- default:
- $this->DebugMessage('ImageCreateFromStringReplacement() failed: unknown fileformat signature "'.phpthumb_functions::HexCharDisplay(substr($RawImageData, 0, 3)).'"', __FILE__, __LINE__);
- return false;
- break;
- }
- if ($tempnam = $this->phpThumb_tempnam()) {
- if ($fp_tempnam = @fopen($tempnam, 'wb')) {
- fwrite($fp_tempnam, $RawImageData);
- fclose($fp_tempnam);
- if (($ICFSreplacementFunctionName == 'ImageCreateFromGIF') && !function_exists($ICFSreplacementFunctionName)) {
-
- // Need to create from GIF file, but ImageCreateFromGIF does not exist
- ob_start();
- if (!@include_once(dirname(__FILE__).'/phpthumb.gif.php')) {
- $ErrorMessage = 'Failed to include required file "'.dirname(__FILE__).'/phpthumb.gif.php" in '.__FILE__.' on line '.__LINE__;
- $this->DebugMessage($ErrorMessage, __FILE__, __LINE__);
- }
- ob_end_clean();
- // gif_loadFileToGDimageResource() cannot read from raw data, write to file first
- if ($tempfilename = $this->phpThumb_tempnam()) {
- if ($fp_tempfile = @fopen($tempfilename, 'wb')) {
- fwrite($fp_tempfile, $RawImageData);
- fclose($fp_tempfile);
- $gdimg_source = gif_loadFileToGDimageResource($tempfilename);
- unlink($tempfilename);
- return $gdimg_source;
- break;
- } else {
- $ErrorMessage = 'Failed to open tempfile in '.__FILE__.' on line '.__LINE__;
- $this->DebugMessage($ErrorMessage, __FILE__, __LINE__);
- }
- } else {
- $ErrorMessage = 'Failed to open generate tempfile name in '.__FILE__.' on line '.__LINE__;
- $this->DebugMessage($ErrorMessage, __FILE__, __LINE__);
- }
-
- } elseif (function_exists($ICFSreplacementFunctionName) && ($gdimg_source = @$ICFSreplacementFunctionName($tempnam))) {
-
- // great
- unlink($tempnam);
- return $gdimg_source;
-
- } else { // GD functions not available
-
- if (isset($_GET['phpThumbDebug'])) {
- $this->phpThumbDebug();
- } elseif (!headers_sent()) {
- // base64-encoded error image in GIF format
- $ERROR_NOGD = 'R0lGODlhIAAgALMAAAAAABQUFCQkJDY2NkZGRldXV2ZmZnJycoaGhpSUlKWlpbe3t8XFxdXV1eTk5P7+/iwAAAAAIAAgAAAE/vDJSau9WILtTAACUinDNijZtAHfCojS4W5H+qxD8xibIDE9h0OwWaRWDIljJSkUJYsN4bihMB8th3IToAKs1VtYM75cyV8sZ8vygtOE5yMKmGbO4jRdICQCjHdlZzwzNW4qZSQmKDaNjhUMBX4BBAlmMywFSRWEmAI6b5gAlhNxokGhooAIK5o/pi9vEw4Lfj4OLTAUpj6IabMtCwlSFw0DCKBoFqwAB04AjI54PyZ+yY3TD0ss2YcVmN/gvpcu4TOyFivWqYJlbAHPpOntvxNAACcmGHjZzAZqzSzcq5fNjxFmAFw9iFRunD1epU6tsIPmFCAJnWYE0FURk7wJDA0MTKpEzoWAAskiAAA7';
- header('Content-Type: image/gif');
- echo base64_decode($ERROR_NOGD);
- } else {
- echo '*** ERROR: No PHP-GD support available ***';
- }
- exit;
-
- }
- } else {
- $ErrorMessage = 'Failed to fopen('.$tempnam.', "wb") in '.__FILE__.' on line '.__LINE__."\n".'You may need to set $PHPTHUMB_CONFIG[temp_directory] in phpThumb.config.php';
- $this->DebugMessage($ErrorMessage, __FILE__, __LINE__);
- }
- @unlink($tempnam);
- } else {
- $ErrorMessage = 'Failed to generate phpThumb_tempnam() in '.__FILE__.' on line '.__LINE__."\n".'You may need to set $PHPTHUMB_CONFIG[temp_directory] in phpThumb.config.php';
- }
- if ($DieOnErrors && $ErrorMessage) {
- return $this->ErrorImage($ErrorMessage);
- }
- return false;
- }
-
- function ImageResizeFunction(&$dst_im, &$src_im, $dstX, $dstY, $srcX, $srcY, $dstW, $dstH, $srcW, $srcH) {
- $this->DebugMessage('ImageResizeFunction($o, $s, '.$dstX.', '.$dstY.', '.$srcX.', '.$srcY.', '.$dstW.', '.$dstH.', '.$srcW.', '.$srcH.')', __FILE__, __LINE__);
- if (phpthumb_functions::gd_version() >= 2.0) {
- if ($this->config_disable_imagecopyresampled) {
- return phpthumb_functions::ImageCopyResampleBicubic($dst_im, $src_im, $dstX, $dstY, $srcX, $srcY, $dstW, $dstH, $srcW, $srcH);
- }
- return ImageCopyResampled($dst_im, $src_im, $dstX, $dstY, $srcX, $srcY, $dstW, $dstH, $srcW, $srcH);
- }
- return ImageCopyResized($dst_im, $src_im, $dstX, $dstY, $srcX, $srcY, $dstW, $dstH, $srcW, $srcH);
- }
-
- function phpThumb_tempnam() {
- $tempnam = realpath(tempnam($this->config_temp_directory, 'pThumb'));
- $this->DebugMessage('phpThumb_tempnam() returning "'.$tempnam.'"', __FILE__, __LINE__);
- return $tempnam;
- }
-
- function DebugMessage($message, $file='', $line='') {
- $this->debugmessages[] = $message.($file ? ' in file "'.(basename($file) ? basename($file) : $file).'"' : '').($line ? ' on line '.$line : '');
- return true;
- }
-
- function DebugTimingMessage($message, $file='', $line='', $timestamp=0) {
- if (!$timestamp) {
- $timestamp = array_sum(explode(' ', microtime()));
- }
- $this->debugtiming[number_format($timestamp, 6, '.', '')] = ': '.$message.($file ? ' in file "'.(basename($file) ? basename($file) : $file).'"' : '').($line ? ' on line '.$line : '');
- return true;
- }
-
-}
-
-?>
\ No newline at end of file
projects / atutor.git / blobdiff