123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296 |
- <?php
- /*
- ==============================================================================
- Dokeos - elearning and course management software
- Copyright (c) 2006 Dokeos S.A.
- Copyright (c) 2006 Ghent University (UGent)
- For a full list of contributors, see "credits.txt".
- The full license can be read in "license.txt".
- 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; either version 2
- of the License, or (at your option) any later version.
- See the GNU General Public License for more details.
- Contact address: Dokeos, 44 rue des palais, B-1030 Brussels, Belgium
- Mail: info@dokeos.com
- ==============================================================================
- */
- /**
- * These files are a complete rework of the forum. The database structure is
- * based on phpBB but all the code is rewritten. A lot of new functionalities
- * are added:
- * - forum categories and forums can be sorted up or down, locked or made invisible
- * - consistent and integrated forum administration
- * - forum options: are students allowed to edit their post?
- * moderation of posts (approval)
- * reply only forums (students cannot create new threads)
- * multiple forums per group
- * - sticky messages
- * - new view option: nested view
- * - quoting a message
- *
- * @Author Patrick Cool <patrick.cool@UGent.be>, Ghent University
- * @Copyright Ghent University
- * @Copyright Patrick Cool
- *
- * @package dokeos.forum
- */
- /**
- **************************************************************************
- * IMPORTANT NOTICE
- * Please do not change anything is this code yet because there are still
- * some significant code that need to happen and I do not have the time to
- * merge files and test it all over again. So for the moment, please do not
- * touch the code
- * -- Patrick Cool <patrick.cool@UGent.be>
- **************************************************************************
- */
- /*
- ==============================================================================
- INIT SECTION
- ==============================================================================
- */
- /*
- -----------------------------------------------------------
- Language Initialisation
- -----------------------------------------------------------
- */
- $langFile = 'forum';
- require ('../inc/global.inc.php');
- require_once (api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php');
- include_once (api_get_path(LIBRARY_PATH).'groupmanager.lib.php');
- $nameTools=get_lang('Forum');
- /*
- -----------------------------------------------------------
- Including necessary files
- -----------------------------------------------------------
- */
- include('forumconfig.inc.php');
- include('forumfunction.inc.php');
- /*
- ==============================================================================
- MAIN DISPLAY SECTION
- ==============================================================================
- */
- /*
- -----------------------------------------------------------
- Retrieving forum and forum categorie information
- -----------------------------------------------------------
- */
- // we are getting all the information about the current forum and forum category.
- // note pcool: I tried to use only one sql statement (and function) for this
- // but the problem is that the visibility of the forum AND forum cateogory are stored in the item_property table
- $current_forum=get_forum_information($_GET['forum']); // note: this has to be validated that it is an existing forum.
- $current_forum_category=get_forumcategory_information($current_forum['forum_category']);
- /*
- -----------------------------------------------------------
- Header and Breadcrumbs
- -----------------------------------------------------------
- */
- $interbreadcrumb[]=array("url" => "index.php","name" => $nameTools);
- $interbreadcrumb[]=array("url" => "viewforumcategory.php?forumcategory=".$current_forum_category['cat_id'],"name" => prepare4display($current_forum_category['cat_title']));
- $interbreadcrumb[]=array("url" => "viewforum.php?forum=".$_GET['forum'],"name" => prepare4display($current_forum['forum_title']));
- Display :: display_header();
- api_display_tool_title($nameTools);
- //echo '<link href="forumstyles.css" rel="stylesheet" type="text/css" />';
- /*
- -----------------------------------------------------------
- Actions
- -----------------------------------------------------------
- */
- // Change visibility of a forum or a forum category
- if (($_GET['action']=='invisible' OR $_GET['action']=='visible') AND isset($_GET['content']) AND isset($_GET['id']) AND api_is_allowed_to_edit())
- {
- $message=change_visibility($_GET['content'], $_GET['id'],$_GET['action']);// note: this has to be cleaned first
- }
- if (($_GET['action']=='lock' OR $_GET['action']=='unlock') AND isset($_GET['content']) AND isset($_GET['id']) AND api_is_allowed_to_edit())
- {
- $message=change_lock_status($_GET['content'], $_GET['id'],$_GET['action']);// note: this has to be cleaned first
- }
- if ($_GET['action']=='delete' AND isset($_GET['content']) AND isset($_GET['id']) AND api_is_allowed_to_edit())
- {
- $message=delete_forum_forumcategory_thread($_GET['content'],$_GET['id']); // note: this has to be cleaned first
- }
- if ($_GET['action']=='move' and isset($_GET['thread']))
- {
- $message=move_thread_form();
- }
- /*
- -----------------------------------------------------------
- Is the user allowed here?
- -----------------------------------------------------------
- */
- // if the user is not a course administrator and the forum is hidden
- // then the user is not allowed here.
- if (!api_is_allowed_to_edit() AND ($current_forum_category['visibility']==0 OR $current_forum['visibility']==0))
- {
- forum_not_allowed_here();
- }
- /*
- -----------------------------------------------------------
- Display the action messages
- -----------------------------------------------------------
- */
- if (isset($message))
- {
- Display :: display_normal_message($message);
- }
- /*
- -----------------------------------------------------------
- Action Links
- -----------------------------------------------------------
- */
- // The link should appear when
- // 1. the course admin is here
- // 2. the course member is here and new threads are allowed
- // 3. a visitor is here and new threads AND allowed AND anonymous posts are allowed
- if (api_is_allowed_to_edit() OR ($current_forum['allow_new_threads']==1 AND isset($_uid)) OR ($current_forum['allow_new_threads']==1 AND !isset($_uid) AND $current_forum['allow_anonymous']==1))
- {
- echo '<a href="newthread.php?forum='.$_GET['forum'].'">'.get_lang('NewTopic').'</a>';
- }
- /*
- -----------------------------------------------------------
- Display
- -----------------------------------------------------------
- */
- echo "<table width='100%'>\n";
- // the forum category
- echo "\t<tr class=\"forum_category\">\n\t\t<td colspan=\"7\">";
- echo '<a href="index.php" '.class_visible_invisible($current_forum_category['visibility']).'>'.prepare4display($current_forum_category['cat_title']).'</a><br />';
- echo '<span>'.prepare4display($current_forum_category['cat_comment']).'</span>';
- echo "</td>\n";
- echo "\t</tr>\n";
- // the forum
- echo "\t<tr class=\"forum_header\">\n";
- echo "\t\t<td colspan=\"7\">".prepare4display($current_forum['forum_title'])."<br />";
- echo '<span>'.prepare4display($current_forum['forum_comment']).'</span>';
- echo "</td>\n";
- echo "\t</tr>\n";
- // The column headers (to do: make this sortable)
- echo "\t<tr class=\"forum_threadheader\">\n";
- echo "\t\t<td></td>\n";
- echo "\t\t<td>".get_lang('Title')."</td>\n";
- echo "\t\t<td>".get_lang('Replies')."</td>\n";
- echo "\t\t<td>".get_lang('Author')."</td>\n";
- echo "\t\t<td>".get_lang('Views')."</td>\n";
- echo "\t\t<td>".get_lang('LastPost')."</td>\n";
- if (api_is_allowed_to_edit())
- {
- echo "\t\t<td>".get_lang('Actions')."</td>\n";
- }
- echo "\t</tr>\n";
- // getting al the threads
- $threads=get_threads($_GET['forum']); // note: this has to be cleaned first
- $whatsnew_post_info=$_SESSION['whatsnew_post_info'];
- foreach ($threads as $row)
- {
- // thread who have no replies yet and the only post is invisible should not be displayed to students.
- if (api_is_allowed_to_edit() OR !($row['thread_replies']=='0' AND $row['visible']=='0'))
- {
- echo "\t<tr>\n";
- echo "\t\t<td>";
- if (is_array($whatsnew_post_info[$_GET['forum']][$row['thread_id']]) and !empty($whatsnew_post_info[$_GET['forum']][$row['thread_id']]))
- {
- echo icon('../img/forumthreadnew.gif');
- }
- else
- {
- echo icon('../img/forumthread.gif');
- }
-
- if ($row['thread_sticky']==1)
- {
- echo icon('../img/exclamation.gif');
- }
- echo "</td>\n";
- echo "\t\t<td><a href=\"viewthread.php?forum=".$_GET['forum']."&thread=".$row['thread_id']."\" ".class_visible_invisible($row['visibility']).">".prepare4display($row['thread_title'])."</a></td>\n";
- echo "\t\t<td>".$row['thread_replies']."</td>\n";
- if ($row['user_id']=='0')
- {
- $name=prepare4display($row['thread_poster_name']);
- }
- else
- {
- $name=$row['firstname'].' '.$row['lastname'];
- }
- echo "\t\t<td>".display_user_link($row['user_id'], $name)."</td>\n";
- echo "\t\t<td>".$row['thread_views']."</td>\n";
- if ($row['last_poster_user_id']=='0')
- {
- $name=$row['poster_name'];
- }
- else
- {
- $name=$row['last_poster_firstname'].' '.$row['last_poster_lastname'];
- }
- // if the last post is invisible and it is not the teacher who is looking then we have to find the last visible post of the thread
- if ($row['visible']=='1' OR api_is_allowed_to_edit())
- {
- $last_post=$row['thread_date']." ".get_lang('By').' '.display_user_link($row['last_poster_user_id'], $name);
- }
- else
- {
- $last_post_sql="SELECT post.*, user.firstname, user.lastname FROM $table_posts post, $table_users user WHERE post.poster_id=user.user_id AND visible='1' AND thread_id='".$row['thread_id']."' ORDER BY post_id DESC";
- $last_post_result=api_sql_query($last_post_sql, __LINE__, __FILE__);
- $last_post_row=mysql_fetch_array($last_post_result);
- $name=$last_post_row['firstname'].' '.$last_post_row['lastname'];
- $last_post=$last_post_row['post_date']." ".get_lang('By').' '.display_user_link($last_post_row['poster_id'], $name);
- }
- echo "\t\t<td>".$last_post."</td>\n";
- if (api_is_allowed_to_edit())
- {
- echo "\t\t<td>";
- echo "<a href=\"".$_SERVER['PHP_SELF']."?forum=".$_GET['forum']."&action=delete&content=thread&id=".$row['thread_id']."\" onclick=\"javascript:if(!confirm('".addslashes(htmlentities(get_lang("DeleteCompleteThread")))."')) return false;\">".icon('../img/delete.gif',get_lang('Delete'))."</a>";
- display_visible_invisible_icon('thread', $row['thread_id'], $row['visibility'], array("forum"=>$_GET['forum']));
- display_lock_unlock_icon('thread',$row['thread_id'], $row['locked'], array("forum"=>$_GET['forum']));
- echo "<a href=\"viewforum.php?forum=".$_GET['forum']."&action=move&thread=".$row['thread_id']."\">".icon('../img/forummovepost.gif',get_lang('Edit'))."</a>";
- echo "</td>\n";
- }
- echo "\t</tr>\n";
- }
- }
- echo "</table>";
- /*
- ==============================================================================
- FOOTER
- ==============================================================================
- */
- Display :: display_footer();
- ?>
|