viewthread_nested.inc.php 9.7 KB

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  1. <?php
  2. /*
  3. ==============================================================================
  4. Dokeos - elearning and course management software
  5. Copyright (c) 2006 Dokeos SPRL
  6. Copyright (c) 2006 Ghent University (UGent)
  7. For a full list of contributors, see "credits.txt".
  8. The full license can be read in "license.txt".
  9. This program is free software; you can redistribute it and/or
  10. modify it under the terms of the GNU General Public License
  11. as published by the Free Software Foundation; either version 2
  12. of the License, or (at your option) any later version.
  13. See the GNU General Public License for more details.
  14. Contact address: Dokeos, 44 rue des palais, B-1030 Brussels, Belgium
  15. Mail: info@dokeos.com
  16. ==============================================================================
  17. */
  18. /**
  19. * @Author Patrick Cool <patrick.cool@UGent.be>, Ghent University
  20. * @Copyright Ghent University
  21. * @Copyright Patrick Cool
  22. *
  23. * @package dokeos.forum
  24. */
  25. //are we in a lp ?
  26. $origin = '';
  27. if(isset($_GET['origin']))
  28. {
  29. $origin = Security::remove_XSS($_GET['origin']);
  30. }
  31. //delete attachment file
  32. if ((isset($_GET['action']) && $_GET['action']=='delete_attach') && isset($_GET['id_attach'])) {
  33. delete_attachment(0,$_GET['id_attach']);
  34. }
  35. $rows=get_posts($_GET['thread']); // note: this has to be cleaned first
  36. $rows=calculate_children($rows);
  37. $count=0;
  38. foreach ($rows as $post) {
  39. // the style depends on the status of the message: approved or not
  40. if ($post['visible']=='0') {
  41. $titleclass='forum_message_post_title_2_be_approved';
  42. $messageclass='forum_message_post_text_2_be_approved';
  43. $leftclass='forum_message_left_2_be_approved';
  44. } else {
  45. $titleclass='forum_message_post_title';
  46. $messageclass='forum_message_post_text';
  47. $leftclass='forum_message_left';
  48. }
  49. $indent=$post['indent_cnt']*'20';
  50. echo "<div style=\"margin-left: ".$indent."px;\">";
  51. echo "<table width=\"100%\" class=\"post\" cellspacing=\"5\" border=\"0\">\n";
  52. echo "\t<tr>\n";
  53. echo "\t\t<td rowspan=\"3\" class=\"$leftclass\">";
  54. if ($post['user_id']=='0') {
  55. $name=$post['poster_name'];
  56. } else {
  57. $name=api_get_person_name($post['firstname'], $post['lastname']);
  58. }
  59. if (api_get_course_setting('allow_user_image_forum')) {
  60. echo '<br />'.display_user_image($post['user_id'],$name,$origin).'<br />';
  61. }
  62. echo display_user_link($post['user_id'], $name, $origin).'<br />';
  63. echo $post['post_date'].'<br /><br />';
  64. // get attach id
  65. $attachment_list=get_attachment($post['post_id']);
  66. $id_attach = !empty($attachment_list)?$attachment_list['id']:'';
  67. // The user who posted it can edit his thread only if the course admin allowed this in the properties of the forum
  68. // The course admin him/herself can do this off course always
  69. if (($current_forum['allow_edit']==1 AND $post['user_id']==$_user['user_id']) or (api_is_allowed_to_edit(false,true) && !(api_is_course_coach() && $current_forum['session_id']!=$_SESSION['id_session']))) {
  70. echo "<a href=\"editpost.php?".api_get_cidreq()."&forum=".Security::remove_XSS($_GET['forum'])."&amp;thread=".Security::remove_XSS($_GET['thread'])."&amp;origin=".$origin."&amp;post=".$post['post_id']."&id_attach=".$id_attach."\">".icon('../img/edit.gif',get_lang('Edit'))."</a>\n";
  71. }
  72. if (api_is_allowed_to_edit(false,true) && !(api_is_course_coach() && $current_forum['session_id']!=$_SESSION['id_session'])) {
  73. echo "<a href=\"".api_get_self()."?".api_get_cidreq()."&forum=".Security::remove_XSS($_GET['forum'])."&amp;thread=".Security::remove_XSS($_GET['thread'])."&amp;action=delete&amp;content=post&amp;id=".$post['post_id']."\" onclick=\"javascript:if(!confirm('".addslashes(api_htmlentities(get_lang("DeletePost"),ENT_QUOTES,$charset))."')) return false;\">".icon('../img/delete.gif',get_lang('Delete'))."</a>\n";
  74. display_visible_invisible_icon('post', $post['post_id'], $post['visible'],array('forum'=>Security::remove_XSS($_GET['forum']),'thread'=>Security::remove_XSS($_GET['thread']) ));
  75. echo "\n";
  76. if ($count>0) {
  77. echo "<a href=\"viewthread.php?".api_get_cidreq()."&forum=".Security::remove_XSS($_GET['forum'])."&amp;thread=".Security::remove_XSS($_GET['thread'])."&amp;action=move&amp;origin=".$origin."&amp;post=".$post['post_id']."\">".icon('../img/deplacer_fichier.gif',get_lang('MovePost'))."</a>\n";
  78. }
  79. }
  80. $userinf=api_get_user_info($post['user_id']);
  81. $user_status=api_get_status_of_user_in_course($post['user_id'],api_get_course_id());
  82. if (api_is_allowed_to_edit(null,true)) {
  83. if ($count>0 && $user_status!=1) {
  84. $current_qualify_thread=show_qualify('1',$_GET['cidReq'],$_GET['forum'],$post['user_id'],$_GET['thread']);
  85. echo "<a href=\"forumqualify.php?".api_get_cidreq()."&forum=".Security::remove_XSS($_GET['forum'])."&amp;thread=".Security::remove_XSS($_GET['thread'])."&amp;action=list&amp;post=".$post['post_id']."&amp;user=".$post['user_id']."&user_id=".$post['user_id']."&origin=".$origin."&idtextqualify=".$current_qualify_thread."\" >".icon('../img/new_test_small.gif',get_lang('Qualify'))."</a>\n";
  86. }
  87. }
  88. //echo '<br /><br />';
  89. //if (($current_forum_category['locked']==0 AND $current_forum['locked']==0 AND $current_thread['locked']==0) OR api_is_allowed_to_edit())
  90. if ($current_forum_category['locked']==0 AND $current_forum['locked']==0 AND $current_thread['locked']==0 OR api_is_allowed_to_edit(false,true)) {
  91. if ($_user['user_id'] OR ($current_forum['allow_anonymous']==1 AND !$_user['user_id'])) {
  92. if (!api_is_anonymous() && api_is_allowed_to_session_edit(false,true)) {
  93. echo '<a href="reply.php?'.api_get_cidreq().'&forum='.Security::remove_XSS($_GET['forum']).'&amp;thread='.Security::remove_XSS($_GET['thread']).'&amp;post='.$post['post_id'].'&amp;action=replymessage&amp;origin='. $origin .'">'.Display :: return_icon('message_reply_forum.png', get_lang('ReplyToMessage'))."</a>\n";
  94. echo '<a href="reply.php?'.api_get_cidreq().'&forum='.Security::remove_XSS($_GET['forum']).'&amp;thread='.Security::remove_XSS($_GET['thread']).'&amp;post='.$post['post_id'].'&amp;action=quote&amp;origin='. $origin .'">'.Display :: return_icon('quote.gif', get_lang('QuoteMessage'))."</a>\n";
  95. }
  96. }
  97. } else {
  98. if ($current_forum_category['locked']==1) {
  99. echo get_lang('ForumcategoryLocked').'<br />';
  100. }
  101. if ($current_forum['locked']==1) {
  102. echo get_lang('ForumLocked').'<br />';
  103. }
  104. if ($current_thread['locked']==1) {
  105. echo get_lang('ThreadLocked').'<br />';
  106. }
  107. }
  108. echo "</td>\n";
  109. // note: this can be removed here because it will be displayed in the tree
  110. if (isset($whatsnew_post_info[$current_forum['forum_id']][$current_thread['thread_id']][$post['post_id']]) and !empty($whatsnew_post_info[$current_forum['forum_id']][$current_thread['thread_id']][$post['post_id']]) and !empty($whatsnew_post_info[$_GET['forum']][$post['thread_id']])) {
  111. $post_image=icon('../img/forumpostnew.gif');
  112. } else {
  113. $post_image=icon('../img/forumpost.gif');
  114. }
  115. if ($post['post_notification']=='1' AND $post['poster_id']==$_user['user_id']) {
  116. $post_image.=icon('../img/forumnotification.gif',get_lang('YouWillBeNotified'));
  117. }
  118. // The post title
  119. echo "\t\t<td class=\"$titleclass\">".prepare4display($post['post_title'])."</td>\n";
  120. echo "\t</tr>\n";
  121. // The post message
  122. echo "\t<tr>\n";
  123. echo "\t\t<td class=\"$messageclass\">".prepare4display($post['post_text'])."</td>\n";
  124. echo "\t</tr>\n";
  125. // The check if there is an attachment
  126. $attachment_list=get_attachment($post['post_id']);
  127. if (!empty($attachment_list)) {
  128. echo '<tr><td height="50%">';
  129. $realname=$attachment_list['path'];
  130. $user_filename=$attachment_list['filename'];
  131. echo Display::return_icon('attachment.gif',get_lang('Attachment'));
  132. echo '<a href="download.php?file=';
  133. echo $realname;
  134. echo ' "> '.$user_filename.' </a>';
  135. echo '<span class="forum_attach_comment" >'.$attachment_list['comment'].'</span>';
  136. if (($current_forum['allow_edit']==1 AND $post['user_id']==$_user['user_id']) or (api_is_allowed_to_edit(false,true) && !(api_is_course_coach() && $current_forum['session_id']!=$_SESSION['id_session']))) {
  137. echo '&nbsp;&nbsp;<a href="'.api_get_self().'?'.api_get_cidreq().'&amp;origin='.Security::remove_XSS($_GET['origin']).'&amp;action=delete_attach&amp;id_attach='.$attachment_list['id'].'&amp;forum='.Security::remove_XSS($_GET['forum']).'&amp;thread='.Security::remove_XSS($_GET['thread']).'" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang("ConfirmYourChoice"),ENT_QUOTES,$charset)).'\')) return false;">'.Display::return_icon('delete.gif',get_lang('Delete')).'</a><br />';
  138. }
  139. echo '</td></tr>';
  140. }
  141. // The post has been displayed => it can be removed from the what's new array
  142. unset($whatsnew_post_info[$current_forum['forum_id']][$current_thread['thread_id']][$row['post_id']]);
  143. unset($_SESSION['whatsnew_post_info'][$current_forum['forum_id']][$current_thread['thread_id']][$row['post_id']]);
  144. echo "</table>\n";
  145. echo "</div>";
  146. $count++;
  147. }
  148. /**
  149. * This function builds an array of all the posts in a given thread where the key of the array is the post_id
  150. * It also adds an element children to the array which itself is an array that contains all the id's of the first-level children
  151. * @return an array containing all the information on the posts of a thread
  152. * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
  153. */
  154. function calculate_children($rows) {
  155. foreach($rows as $row) {
  156. $rows_with_children[$row["post_id"]]=$row;
  157. $rows_with_children[$row["post_parent_id"]]["children"][]=$row["post_id"];
  158. }
  159. $rows=$rows_with_children;
  160. $sorted_rows=array(0=>array());
  161. _phorum_recursive_sort($rows, $sorted_rows);
  162. unset($sorted_rows[0]);
  163. return $sorted_rows;
  164. }
  165. function _phorum_recursive_sort($rows, &$threads, $seed=0, $indent=0) {
  166. if($seed>0) {
  167. $threads[$rows[$seed]["post_id"]]=$rows[$seed];
  168. $threads[$rows[$seed]["post_id"]]["indent_cnt"]=$indent;
  169. $indent++;
  170. }
  171. if(isset($rows[$seed]["children"])) {
  172. foreach($rows[$seed]["children"] as $child) {
  173. _phorum_recursive_sort($rows, $threads, $child, $indent);
  174. }
  175. }
  176. }