docs/home/editor/editor_tabs/alternatives.inc.php

   1 <?php
   2 /************************************************************************/
   3 /* AContent                                                             */
   4 /************************************************************************/
   5 /* Copyright (c) 2010                                                   */
   6 /* Inclusive Design Institute                                           */
   7 /*                                                                      */
   8 /* This program is free software. You can redistribute it and/or        */
   9 /* modify it under the terms of the GNU General Public License          */
  10 /* as published by the Free Software Foundation.                        */
  11 /************************************************************************/
  12
  13 /**
  14  * This script creates the interface of "edit content" => "adapted content"
  15  */
  16
  17 if (!defined('TR_INCLUDE_PATH')) { exit; }
  18 include_once(TR_INCLUDE_PATH.'classes/DAO/ResourceTypesDAO.class.php');
  19 include_once(TR_INCLUDE_PATH.'classes/DAO/DAO.class.php');
  20
  21 $dao = new DAO();
  22 $resourceTypesDAO = new ResourceTypesDAO();
  23
  24 global $_content_id, $content_row, $msg;
  25 $cid = $_content_id;
  26
  27 if ($cid == 0) {
  28         $msg->printErrors('SAVE_BEFORE_PROCEED');
  29         require_once(TR_INCLUDE_PATH.'footer.inc.php');
  30         exit;
  31 }
  32
  33 /**
  34  * When the file name is a remote URL, this function reduces the full URL
  35  * @param  $filename
  36  * @return the reduced name
  37  */
  38 function get_display_filename($filename)
  39 {
  40         if (substr($filename, 0 , 7) == 'http://' || substr($filename, 0 , 8) == 'https://') {
  41                 if (substr($filename, 0 , 7) == 'http://') $prefix = 'http://';
  42                 if (substr($filename, 0 , 8) == 'https://') $prefix = 'https://';
  43                 $name = substr($filename, strrpos($filename, '/'));
  44                 $filename = $prefix.'...'.$name;
  45         }
  46         return $filename;
  47 }
  48
  49 /**
  50  * Display alternative table cell
  51  * @param $secondary_result   mysql result of all secondary alternatives
  52  *        $alternative type   the resource type of the alternative to display. Must be one of the values in resource_types.type_id
  53  *        $content_id         used to pass into file_manager/index.php
  54  *        $pid                primary resource id
  55  *        $td_header_id       the id of the table header cell, to comply with accessibility rule
  56  * @return html of the table cell "<td>...</td>"
  57  */
  58 function display_alternative_cell($secondary_resources, $alternative_type, $content_id, $pid, $td_header_id)
  59 {
  60         global $content_row, $_course_id;
  61
  62         $found_alternative = false;
  63
  64         echo '    <td headers="'.$td_header_id.'">'."\n";
  65
  66         if (is_array($secondary_resources))
  67         {
  68 //              mysql_data_seek($secondary_result, 0);  // move the mysql result cursor back to the first row
  69                 foreach ($secondary_resources as $secondary_resource)
  70                 {
  71                         if ($secondary_resource['type_id'] == $alternative_type)
  72                         {
  73                                 echo '    <div id="'.$pid.'_'.$alternative_type.'">'."\n";
  74                                 echo '      <a href="'.$secondary_resource['secondary_resource'].'" title="'._AT('new_window').'" target="_new">'.get_display_filename($secondary_resource['secondary_resource']).'</a><br />'."\n";
  75                                 echo '      <a href="#" onclick="trans.utility.poptastic(\''.TR_BASE_HREF.'file_manager/index.php?framed=1'. SEP.'popup=1'. SEP.'cp='. $content_row['content_path'].SEP.'_cid='.$content_id.SEP.'pid='.$pid.SEP.'a_type='.$alternative_type.'\');return false;" title="'._AT('new_window').'">'."\n";
  76                                 echo '        <img src="'.TR_BASE_HREF.'images/alter.png" border="0" title="'._AT('alter').'" alt="'._AT('alter').'" />'."\n";
  77                                 echo '      </a>'."\n";
  78                                 echo '      <a href="#" onclick="removeAlternative(\''.$content_row['content_path'].'\', '.$content_id.','.$pid.','.$alternative_type.');return false;">'."\n";
  79                                 echo '        <img src="'.TR_BASE_HREF.'images/remove.gif" border="0" title="'._AT('remove').'" alt="'._AT('remove').'" />'."\n";
  80                                 echo '      </a>'."\n";
  81                                 echo '    </div>'."\n";
  82                                 $found_alternative = true;
  83                                 break;
  84                         }
  85                 }
  86         }
  87         if (!$found_alternative)
  88         {
  89                 echo '    <div id="'.$pid.'_'.$alternative_type.'">'."\n";
  90                 echo '      <input type="button" value="'._AT('add').'" title="'._AT('new_window').'" onclick="trans.utility.poptastic(\''.TR_BASE_HREF.'file_manager/index.php?framed=1'. SEP.'popup=1'. SEP.'cp='. $content_row['content_path'].SEP.'_cid='.$content_id.SEP.'pid='.$pid.SEP.'a_type='.$alternative_type.'\');return false;" />'."\n";
  91                 echo '    </div>'."\n";
  92         }
  93         echo '    </td>'."\n";
  94 }
  95
  96 // Main program
  97 global $db, $content_row;
  98 populate_a4a($cid, $_POST['body_text'], $_POST['formatting']);
  99
 100 include_once(TR_INCLUDE_PATH.'classes/A4a/A4a.class.php');
 101
 102 $a4a = new A4a($cid);
 103 $primary_resources = $a4a->getPrimaryResources();
 104
 105 if (count($primary_resources)==0)
 106 {
 107         echo '<p>'. _AT('No_resources'). '</p>';
 108 }
 109 else
 110 {
 111         $is_post_indicator_set = false;
 112         // get all resource types
 113 //      $sql = "SELECT * FROM ".TABLE_PREFIX."resource_types";
 114 //      $resource_types_result = mysql_query($sql, $db);
 115         $resource_types = $resourceTypesDAO->getAll();
 116
 117         echo '<br /><table class="data" rules="all">'."\n";
 118         echo '  <thead>'."\n";
 119         echo '  <tr>'."\n";
 120         echo '    <th rowspan="2" id="header1">'._AT('original_resource').'</th>'."\n";
 121         echo '    <th rowspan="2" id="header2">'._AT('resource_type').'</th>'."\n";
 122         echo '    <th colspan="4">'._AT('alternatives').'</th>'."\n";
 123         echo '  </tr>'."\n";
 124         echo '  <tr>'."\n";
 125         echo '    <th id="header3">'._AT('text').'</th>'."\n";
 126         echo '    <th id="header4">'._AT('audio').'</th>'."\n";
 127         echo '    <th id="header5">'._AT('visual').'</th>'."\n";
 128         echo '    <th id="header6">'._AT('sign_lang').'</th>'."\n";
 129         echo '  </tr>'."\n";
 130         echo '  </thead>'."\n";
 131
 132         echo '  <tbody>';
 133         foreach($primary_resources as $primary_resource_id => $primary_resource_row)
 134         {
 135                 $primary_resource = $primary_resource_row['resource'];
 136
 137                 $sql = "SELECT prt.type_id, rt.type
 138                           FROM ".TABLE_PREFIX."primary_resources pr, ".
 139                                  TABLE_PREFIX."primary_resources_types prt, ".
 140                                  TABLE_PREFIX."resource_types rt
 141                          WHERE pr.content_id = ".$cid."
 142                            AND pr.language_code = '".$_SESSION['lang']."'
 143                            AND pr.primary_resource_id='".$primary_resource_id."'
 144                            AND pr.primary_resource_id = prt.primary_resource_id
 145                            AND prt.type_id = rt.type_id";
 146 //              $primary_type_result = mysql_query($sql, $db);
 147                 $primary_types = $dao->execute($sql);
 148
 149                 if (!$is_post_indicator_set)
 150                 {
 151                         echo '  <input type="hidden" name="use_post_for_alt" value="1" />'."\n";
 152                         $is_post_indicator_set = true;
 153                 }
 154
 155                 // get secondary resources for the current primary resource
 156                 $sql = "SELECT pr.primary_resource_id, sr.secondary_resource, srt.type_id
 157                           FROM ".TABLE_PREFIX."primary_resources pr, ".
 158                                  TABLE_PREFIX."secondary_resources sr, ".
 159                                  TABLE_PREFIX."secondary_resources_types srt
 160                          WHERE pr.content_id = ".$cid."
 161                            AND pr.language_code = '".$_SESSION['lang']."'
 162                            AND pr.primary_resource_id='".$primary_resource_id."'
 163                            AND pr.primary_resource_id = sr.primary_resource_id
 164                            AND sr.secondary_resource_id = srt.secondary_resource_id";
 165 //              $secondary_result = mysql_query($sql, $db);
 166                 $secondary_resources = $dao->execute($sql);
 167
 168                 echo '  <tr>'."\n";
 169
 170                 // table cell "original resource"
 171                 echo '    <td headers="header1">'."\n";
 172                 echo '    <a href="'.$primary_resource.'" title="'._AT('new_window').'" target="_new">'.get_display_filename($primary_resource).'</a>'."\n";
 173                 echo '    </td>'."\n";
 174
 175                 // table cell "original resource type"
 176                 echo '    <td headers="header2">'."\n";
 177
 178 //              mysql_data_seek($resource_types_result, 0);  // move the mysql result cursor back to the first row
 179 //              while ($resource_type = mysql_fetch_assoc($resource_types_result))
 180                 if (is_array($resource_types))
 181                 {
 182                         foreach ($resource_types as $resource_type) {
 183                                 if ($resource_type['type'] == 'sign_language')
 184                                         continue;
 185                                 else
 186                                 {
 187                                         echo '<input type="checkbox" name="alt_'.$primary_resource_id.'_'.$resource_type['type_id'].'" value="1" id="alt_'.$primary_resource_id.'_'.$resource_type['type_id'].'"';
 188                                         if ($_POST['use_post_for_alt'])
 189                                         {
 190                                                 if (isset($_POST['alt_'.$primary_resource_id.'_'.$resource_type['type_id']])) {
 191                                                         echo 'checked="checked"';
 192                                                 }
 193                                         }
 194                                         else {
 195                                                 if (is_array($primary_types)) {
 196                                                         foreach ($primary_types as $primary_resource_type) {
 197                                                                 if ($primary_resource_type['type_id'] == $resource_type['type_id']){
 198                                                                         echo 'checked="checked"';
 199                                                                         break;
 200                                                                 }
 201                                                         }
 202                                                 }
 203                                         }
 204                                         echo '/>'."\n";
 205                                         echo '<label for="alt_'.$primary_resource_id.'_'.$resource_type['type_id'].'">'. _AT($resource_type['type']).'</label><br/>'."\n";
 206                                 }
 207                         }
 208                 }
 209                 echo '    </td>'."\n";
 210
 211                 // table cell "text alternative"
 212                 display_alternative_cell($secondary_resources, 3, $cid, $primary_resource_id, "header3");
 213
 214                 // table cell "audio"
 215                 display_alternative_cell($secondary_resources, 1, $cid, $primary_resource_id, "header4");
 216
 217                 // table cell "visual"
 218                 display_alternative_cell($secondary_resources, 4, $cid, $primary_resource_id, "header5");
 219
 220                 // table cell "sign language"
 221                 display_alternative_cell($secondary_resources, 2, $cid, $primary_resource_id, "header6");
 222
 223                 echo '  </tr>'."\n";
 224         }
 225         echo '  </tbody>'."\n";
 226         echo '</table><br /><br />'."\n";
 227 }
 228 ?>
 229
 230 <script type="text/javascript">
 231 //<!--
 232 // This function does:
 233 // 1. save the removal into db via ajax
 234 // 2. set the according field to "add" button
 235 function removeAlternative(contentPath, cid, pid, a_type)
 236 {
 237         jQuery.post("<?php echo TR_BASE_HREF; ?>home/editor/remove_alternative.php",
 238                         {"pid":pid, "a_type":a_type},
 239                         function(data) {});
 240
 241         var button_html = '      <input type="button" value="<?php echo _AT('add'); ?>" title="<?php echo _AT('new_window'); ?>" onclick="trans.utility.poptastic(\\\'<?php echo TR_BASE_HREF; ?>file_manager/index.php?framed=1<?php echo SEP; ?>popup=1<?php echo SEP; ?>cp='+contentPath+'<?php echo SEP; ?>_cid='+cid+'<?php echo SEP; ?>pid='+pid+'<?php echo SEP; ?>a_type='+a_type+'\\\');return false;" />';
 242         eval("document.getElementById(\""+pid+"_"+a_type+"\").innerHTML = '"+button_html+"'");
 243 }
 244 //-->
 245 </script>