+++ /dev/null
-<?php
-/****************************************************************/
-/* ATutor */
-/****************************************************************/
-/* Copyright (c) 2002-2009 */
-/* Adaptive Technology Resource Centre / University of Toronto */
-/* http://atutor.ca */
-/* */
-/* This program is free software. You can redistribute it and/or*/
-/* modify it under the terms of the GNU General Public License */
-/* as published by the Free Software Foundation. */
-/****************************************************************/
-// $Id$
-
-require_once(dirname(__FILE__) . '/Applications.class.php');
-require_once(dirname(__FILE__) .'/../SecurityToken.php');
-require_once(dirname(__FILE__) .'/../BlobCrypter.php');
-require_once(dirname(__FILE__) .'/../Crypto.php');
-require_once(dirname(__FILE__) .'/../BasicSecurityToken.php');
-require_once(dirname(__FILE__) .'/../BasicBlobCrypter.php');
-
-/**
- * Object for Application, (aka Gadgets)
- */
-class Application extends Applications{
- var $id; //application id
- var $url, $title, $height, $screenshot, $thumbnail, $author, $author_email, $description, $settings, $views;
- var $version;
-
- //constructor
- function Application ($id=0){
- if ($id!=0){
- $this->id = $id;
- $this->getApplicationPrefs();
- }
- }
-
- /*
- * Add application by URL
- * @param object gadget object retrieved from JSON + cURL
- */
- function addApplication($gadget_obj){
- global $db, $addslashes;
-
- //TODO: Many more fields to add
-// $id = $gadget_obj['moduleId']; //after i change the URL to the key.
- $author = $addslashes($gadget_obj->author);
- $author_email = $addslashes($gadget_obj->authorEmail);
- $description = $addslashes($gadget_obj->description);
- $screenshot = $addslashes($gadget_obj->screenshot);
- $thumbnail = $addslashes($gadget_obj->thumbnail);
- $title = $addslashes($gadget_obj->title);
- $height = intval($gadget_obj->height);
- $module_id = intval($gadget_obj->module_id);
- $url = $addslashes($gadget_obj->url);
- $userPrefs = $addslashes(serialize($gadget_obj->userPrefs));
- $views = $addslashes(serialize($gadget_obj->views));
-
- //determine next id
- $sql = 'SELECT MAX(id) AS max_id FROM '.TABLE_PREFIX.'social_applications';
- $result = mysql_query($sql, $db);
- if ($result){
- $row = mysql_fetch_assoc($result);
- $id = $row['max_id'] + 1;
- } else {
- $id = 1;
- }
- $member_id = $_SESSION['member_id'];
-
- $sql = 'INSERT INTO '.TABLE_PREFIX."social_applications (id, url, title, height, screenshot, thumbnail, author, author_email, description, settings, views, last_updated) VALUES ($id, '$url', '$title', $height, '$screenshot', '$thumbnail', '$author', '$author_email', '$description', '$userPrefs', '$views', NOW())";
- $result = mysql_query($sql, $db);
-
- //This application is already in the database, get its ID out
- if (!$result){
- $sql = 'SELECT id, UNIX_TIMESTAMP(last_updated) AS last_updated FROM '.TABLE_PREFIX."social_applications WHERE url='$url'";
- $result = mysql_query($sql, $db);
- $row = mysql_fetch_assoc($result);
- $id = $row['id'];
-
- //Update the gadget
- //TODO: Needs some sort of comparing instead of blinding updating everytime. Version(can't find any)? Date(need another field in db?)
- //Use TIMESTAMP for now, but i perfer version #.
- //If the gadget is SOCIAL_APPLICATION_UPDATE_SCHEDULE days old, update it
- if (abs($row['last_updated']) < strtotime('-'.SOCIAL_APPLICATION_UPDATE_SCHEDULE.' day')){
- $sql = 'UPDATE '.TABLE_PREFIX."social_applications SET title='$title', height=$height, screenshot='$screenshot', thumbnail='$thumbnail', author='$author', author_email='$author_email', description='$description', settings='$userPrefs', views='$views', last_updated=NOW() WHERE url='$url'";
- $result = mysql_query($sql, $db);
- //echo $sql;
- }
- }
-
- //Add a record into application_member table for mapping
- $this->addMemberApplication($member_id, $id);
- }
-
-
- /**
- * Add this application to the member's application list
- * @param int member_id
- * @param int application_id
- */
- function addMemberApplication($member_id, $app_id){
- global $db;
-
- $member_id = intval($member_id);
- $app_id = intval($app_id);
-
- $sql = 'INSERT INTO '.TABLE_PREFIX."social_members_applications (member_id, application_id) VALUES ($member_id, $app_id)";
- $result = mysql_query($sql, $db);
-
- if ($result){
- //Add this to the home page
- $home_settings = $this->getHomeDisplaySettings();
- $home_settings[$app_id] = 1; //manually set this application
- $this->setHomeDisplaySettings($home_settings);
-
- $act = new Activity();
- $act->addActivity($_SESSION['member_id'], '', $app_id);
- unset($act);
- }
- }
-
-
- /**
- * Parse application details
- * @return array of the attributes
- *
- */
- function parseModulePrefs($app_url){
- //parse all the attributes of the <ModulePrefs> tag
- //and save everything in the object.
- $gadget = $this->fetch_gadget_metadata($app_url);
- return $gadget->gadgets;
- }
-
-
- // Restful - JSON CURL data transfer
- private function fetch_gadget_metadata($app_url) {
- $request = json_encode(array(
- 'context' => array('country' => 'US', 'language' => 'en', 'view' => 'default',
- 'container' => 'atutor'),
- 'gadgets' => array(array('url' => $app_url, 'moduleId' => '1'))));
- $ch = curl_init();
- curl_setopt($ch, CURLOPT_URL, AT_SHINDIG_URL.'/gadgets/metadata');
- curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
- curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
- curl_setopt($ch, CURLOPT_AUTOREFERER, 1);
- curl_setopt($ch, CURLOPT_MAXREDIRS, 10);
- curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 4);
- curl_setopt($ch, CURLOPT_TIMEOUT, 20);
- curl_setopt($ch, CURLOPT_POST, 1);
- curl_setopt($ch, CURLOPT_POSTFIELDS, 'request=' . urlencode($request));
- $content = @curl_exec($ch);
- return json_decode($content);
- }
-
-
- /**
- * Add application perferences into the table.
- * @param int member id
- * @param string hash's key, usually the name of the application
- * @param string hash's value, contains key, value, and st.
- * @return true(1) if the perference has been updated, false(0) otherwise.
- */
- function setApplicationSettings($member_id, $key, $value){
- global $addslashes, $db;
-
- $app_id = $this->id;
- $member_id = intval($member_id);
- $key = $addslashes($key);
- $value = $addslashes($value);
-
- $sql = 'INSERT INTO '.TABLE_PREFIX."social_application_settings (application_id, member_id, name, value) VALUES ($app_id, $member_id, '$key', '$value') ON DUPLICATE KEY UPDATE value='$value'";
- $result = mysql_query($sql, $db);
-
- //TODO: Might want to add something here to throw appropriate exceptions
- return $result;
- }
-
-
- /**
- * Get member's applications
- * @param int the member id
- */
- function getMemberApplications($member_id){
- global $db;
- $result = array();
-
- $member_id = intval($member_id);
- $sql = 'SELECT * FROM '.TABLE_PREFIX.'social_members_applications WHERE member_id='.$member_id;
- $rs = mysql_query($sql, $db);
- if ($rs){
- while($row = mysql_fetch_assoc($rs)){
- $result[] = $row['app_id'];
- }
- }
- return $result;
- }
-
-
- /**
- * Get user perferences for this application
- * @return array
- */
- function getApplicationSettings($member_id){
- global $db;
- $result = array();
- $member_id = intval($member_id);
-
- $sql = 'SELECT * FROM '.TABLE_PREFIX."social_application_settings WHERE member_id=$member_id AND application_id=".$this->id;
- $rs = mysql_query($sql);
- if ($rs){
- //loop cause an application can have multiple pairs of key=>value
- while ($row = mysql_fetch_assoc($rs)){
- $result[$row['name']] = $row['value'];
- }
- }
- return $result;
- }
-
- function getId(){
- return $this->id;
- }
-
- function getUrl(){
- return $this->url;
- }
-
- function getTitle(){
- return $this->title;
- }
-
- function getModuleId(){
- return intval($this->module_id);
- }
-
- function getHeight(){
- if ($this->height==0){
- return 600;
- }
- return $this->height;
- }
-
- function getScreenshot(){
- return $this->screenshot;
- }
-
- function getThumbnail(){
- //check if this thumbnail link is a relative link
- $url = parse_url($this->thumbnail);
- if (!isset($url['scheme']) && !isset($url['host'])){
- $orig_url = parse_url($this->getUrl());
- return $orig_url['scheme'].'://'.$orig_url['host'].$this->thumbnail;
- }
- return $this->thumbnail;
- }
-
- function getAuthor(){
- return $this->author;
- }
-
- function getAuthorEmail(){
- return $this->author_email;
- }
-
- function getDescription(){
- return $this->description;
- }
-
- function getSettings(){
- return unserialize($this->settings);
- }
-
- function getViews(){
- return unserialize($this->views);
- }
-
- /**
- * Return iframe URL based on the given parameters
- * @param int owner id
- * @param string avaiable options are 'profile', 'canvas'
- * http://code.google.com/apis/orkut/docs/orkutdevguide/orkutdevguide-0.8.html#ops_mode
- * @param string extra application parameters
- * @return iframe url
- */
- function getIframeUrl($oid, $view='profile', $appParams=''){
- //let view=profile as default option
- if ($view!='profile' && $view!='canvas'){
- $view = 'profile';
- }
-
- $app_settings = $this->getSettings();
- $user_settings = $this->getApplicationSettings($_SESSION['member_id']);
-
- //retrieve user preferences
- foreach ($app_settings as $key => $setting) {
- if (! empty($key)) {
- $value = isset($user_settings[$key]) ? $user_settings[$key] : (isset($setting->default) ? $setting->default : null);
- if (isset($user_settings[$key])) {
- unset($user_settings[$key]);
- }
- //shindig doesn't like ';', it only takes '&' as of Apr 6th, 2009
- //$prefs .= SEP.'up_' . urlencode($key) . '=' . urlencode($value);
- $prefs .= '&up_' . urlencode($key) . '=' . urlencode($value);
- }
- }
- foreach ($user_settings as $name => $value) {
- // if some keys _are_ set in the db, but not in the gadget metadata, we still parse them on the url
- // (the above loop unsets the entries that matched
- if (! empty($value) && ! isset($appParams[$name])) {
- //shindig doesn't like ';', it only takes '&' as of Apr 6th, 2009
- //$prefs .= SEP.'up_' . urlencode($name) . '=' . urlencode($value);
- $prefs .= '&up_' . urlencode($name) . '=' . urlencode($value);
- }
- }
-
- //generate security token
- $securityToken = BasicSecurityToken::createFromValues(($oid > 0?$oid:$_SESSION['member_id']), // owner
- $_SESSION['member_id'], // viewer
- $this->getId(), // app id
- 'default', // domain key, shindig will check for php/config/<domain>.php for container specific configuration
- urlencode($this->getUrl()), // app url
- $this->getModuleId());// mod id
-//debug($securityToken);
- $url = AT_SHINDIG_URL.'/gadgets/ifr?'
- . "synd=default"
- . "&container=default"
- . "&viewer=". $_SESSION['member_id']
- . "&owner=" . $oid
- . "&aid=" . $this->getId() //application id
- . "&mid=" . $this->getModuleId() //not sure what mod_id is
- . "&country=US"
- . "&lang=en"
- . "&view=" . $view //canvas for this big thing, should be a variable
- . "&parent=" . urlencode("http://" . $_SERVER['HTTP_HOST']) . $prefs . (isset($appParams) ? '&view-params=' . urlencode($appParams) : '')
- . "&st=" . urlencode(base64_encode($securityToken->toSerialForm()))
- . "&v=" . $this->getVersion()
- . "&url=" . urlencode($this->getUrl()) . "#rpctoken=" . rand(0, getrandmax());
- return $url;
- }
-
- //TO BE IMPLEMENTED
- function getVersion(){
- return '0.1';
- }
-
-
- /**
- * Retrieve all information about this gadget and save it in the object
- * @private
- */
- function getApplicationPrefs(){
- global $db;
-
- $sql = 'SELECT * FROM '.TABLE_PREFIX.'social_applications WHERE id='.$this->id;
- $rs = mysql_query($sql);
-
- if ($rs){
- $row = mysql_fetch_assoc($rs);
- //assign values
- $this->url = $row['url'];
- $this->title = $row['title'];
- $this->height = $row['height'];
- $this->screenshot = $row['screenshot'];
- $this->thumbnail = $row['thumbnail'];
- $this->author = $row['author'];
- $this->author_email = $row['author_email'];
- $this->description = $row['description'];
- $this->settings = $row['settings'];
- $this->views = $row['views'];
- $this->last_updated = $row['last_updated'];
- }
- }
-
- /**
- * Delete an application
- */
- function deleteApplication(){
- global $db;
-
- //delete application mapping
- $sql = 'DELETE FROM '.TABLE_PREFIX.'social_members_applications WHERE application_id='.$this->id.' AND member_id='.$_SESSION['member_id'];
- $rs = mysql_query($sql);
-
- //delete application data?
- $sql = 'DELETE FROM '.TABLE_PREFIX.'social_application_settings WHERE application_id='.$this->id.' AND member_id='.$_SESSION['member_id'];
- $rs = mysql_query($sql);
-
- //delete application settings
- $home_settings = $this->getHomeDisplaySettings();
- if (isset($home_settings[$this->id])){
- unset($home_settings[$this->id]);
- $this->setHomeDisplaySettings($home_settings);
- }
-
- return $rs;
- }
-}
-?>
\ No newline at end of file
projects / atutor.git / blobdiff