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- <?php
- /*
- ==============================================================================
- Dokeos - elearning and course management software
- Copyright (c) 2004-2008 Dokeos SPRL
- Copyright (c) 2003 Ghent University (UGent)
- Copyright (c) 2001 Universite catholique de Louvain (UCL)
- Copyright (c) various contributors
- 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, rue du Corbeau, 108, B-1030 Brussels, Belgium
- Mail: info@dokeos.com
- ==============================================================================
- */
- /**
- * @Author Patrick Cool <patrick.cool@UGent.be>, Ghent University
- * @Copyright Ghent University
- * @Copyright Patrick Cool
- *
- * @package dokeos.forum
- */
- // name of the language file that needs to be included
- $language_file = array (
- 'forum',
- 'group'
- );
- // including the global dokeos file
- require '../inc/global.inc.php';
- // the section (tabs)
- $this_section=SECTION_COURSES;
- // notice for unauthorized people.
- api_protect_course_script(true);
- // including additional library scripts
- require_once (api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php');
- require_once (api_get_path(LIBRARY_PATH).'groupmanager.lib.php');
- //require_once (api_get_path(LIBRARY_PATH).'resourcelinker.lib.php');
- $nameTools=get_lang('Forum');
- /*
- -----------------------------------------------------------
- Including necessary files
- -----------------------------------------------------------
- */
- require 'forumconfig.inc.php';
- require_once 'forumfunction.inc.php';
- //are we in a lp ?
- $origin = '';
- if (isset($_GET['origin'])) {
- $origin = Security::remove_XSS($_GET['origin']);
- }
- /*
- ==============================================================================
- 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
- $current_thread=get_thread_information($_GET['thread']); // note: this has to be validated that it is an existing thread
- $current_forum=get_forum_information($current_thread['forum_id']); // note: this has to be validated that it is an existing forum.
- $current_forum_category=get_forumcategory_information($current_forum['forum_category']);
- $whatsnew_post_info=$_SESSION['whatsnew_post_info'];
- /*
- -----------------------------------------------------------
- Header and Breadcrumbs
- -----------------------------------------------------------
- */
- if (!empty($_GET['gradebook']) && $_GET['gradebook']=='view' ) {
- $_SESSION['gradebook']=Security::remove_XSS($_GET['gradebook']);
- $gradebook= $_SESSION['gradebook'];
- } /*elseif (empty($_GET['gradebook'])) {
- unset($_SESSION['gradebook']);
- $gradebook= '';
- } */
- if (!empty($gradebook) && $gradebook=='view') {
- $interbreadcrumb[] = array (
- 'url' => '../gradebook/' . $_SESSION['gradebook_dest'],
- 'name' => get_lang('Gradebook')
- );
- }
- if (!empty($_SESSION['toolgroup'])) {
- $_clean['toolgroup']=(int)$_SESSION['toolgroup'];
- $group_properties = GroupManager :: get_group_properties($_clean['toolgroup']);
- $interbreadcrumb[] = array("url"=>"../group/group.php", "name" => get_lang('Groups'));
- $interbreadcrumb[] = array("url"=>"../group/group_space.php?gidReq=".$_SESSION['toolgroup'], "name"=> get_lang('GroupSpace').' ('.$group_properties['name'].')');
- $interbreadcrumb[] = array("url"=>"viewforum.php?forum=".Security::remove_XSS($_GET['forum'])."&gidReq=".$_SESSION['toolgroup']."&origin=".$origin."&search=".Security::remove_XSS(urlencode($my_search)),"name" => prepare4display($current_forum['forum_title']));
- $interbreadcrumb[] = array("url"=>"viewthread.php?forum=".Security::remove_XSS($_GET['forum'])."&gradebook=".$gradebook."&thread=".Security::remove_XSS($_GET['thread']),"name" => prepare4display($current_thread['thread_title']));
- Display :: display_header('');
- api_display_tool_title($nameTools);
- } else {
- $my_search=isset($_GET['search']) ? $_GET['search'] : '';
- if ($origin=='learnpath') {
- include(api_get_path(INCLUDE_PATH).'reduced_header.inc.php');
- } else {
- $interbreadcrumb[]=array("url" => "index.php?gradebook=$gradebook&search=".Security::remove_XSS(urlencode($my_search)),"name" => $nameTools);
- $interbreadcrumb[]=array("url" => "viewforumcategory.php?forumcategory=".$current_forum_category['cat_id']."&origin=".$origin."&search=".Security::remove_XSS(urlencode($my_search)),"name" => prepare4display($current_forum_category['cat_title']));
- $interbreadcrumb[]=array("url" => "viewforum.php?forum=".Security::remove_XSS($_GET['forum'])."&origin=".$origin."&search=".Security::remove_XSS(urlencode($my_search)),"name" => prepare4display($current_forum['forum_title']));
- $message = isset($message) ? $message : '';
- // the last element of the breadcrumb navigation is already set in interbreadcrumb, so give empty string
- Display :: display_header('');
- api_display_tool_title($nameTools);
- }
- }
- /*
- -----------------------------------------------------------
- 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(false,true) AND ($current_forum['visibility']==0 OR $current_thread['visibility']==0)) {
- forum_not_allowed_here();
- }
- /*
- -----------------------------------------------------------
- Actions
- -----------------------------------------------------------
- */
- $my_action = isset($_GET['action']) ? $_GET['action'] : '';
- if ($my_action=='delete' AND isset($_GET['content']) AND isset($_GET['id']) AND api_is_allowed_to_edit(false,true)) {
- $message=delete_post($_GET['id']); // note: this has to be cleaned first
- }
- if (($my_action=='invisible' OR $my_action=='visible') AND isset($_GET['id']) AND api_is_allowed_to_edit(false,true)) {
- $message=approve_post($_GET['id'],$_GET['action']); // note: this has to be cleaned first
- }
- if ($my_action=='move' AND isset($_GET['post'])) {
- $message=move_post_form();
- }
- /*
- -----------------------------------------------------------
- Display the action messages
- -----------------------------------------------------------
- */
- $my_message = isset($message) ? $message : '';
- if ($my_message) {
- Display :: display_confirmation_message(get_lang($my_message));
- }
- if ($my_message<>'PostDeletedSpecial') {
- // in this case the first and only post of the thread is removed
- // this increases the number of times the thread has been viewed
- increase_thread_view($_GET['thread']);
- /*
- -----------------------------------------------------------
- Action Links
- -----------------------------------------------------------
- */
- if ($origin=='learnpath') {
- echo '<div style="height:15px"> </div>';
- }
- echo '<div class="actions">';
- echo '<span style="float:right;">'.search_link().'</span>';
- if ($origin != 'learnpath') {
- echo '<a href="index.php?gradebook='.$gradebook.'">'.Display::return_icon('back.png',get_lang('BackToForumOverview')).' '.get_lang('BackToForumOverview').'</a>';
- echo '<a href="viewforum.php?&forum='.Security::remove_XSS($_GET['forum']).'&gidReq='.$_SESSION['toolgroup'].'">'.Display::return_icon('forum.gif',get_lang('BackToForum')).' '.get_lang('BackToForum').'</a>';
- }
- // the reply to thread link should only appear when the forum_category is not locked AND the forum is not locked AND the thread is not locked.
- // if one of the three levels is locked then the link should not be displayed
- if ($current_forum_category['locked']==0 AND $current_forum['locked']==0 AND $current_thread['locked']==0 OR api_is_allowed_to_edit(false,true)) {
- // The link should only appear when the user is logged in or when anonymous posts are allowed.
- if ($_user['user_id'] OR ($current_forum['allow_anonymous']==1 AND !$_user['user_id'])) {
- //reply link
- if (!api_is_anonymous() && api_is_allowed_to_session_edit(false,true)) {
- echo '<a href="reply.php?'.api_get_cidreq().'&forum='.Security::remove_XSS($_GET['forum']).'&thread='.Security::remove_XSS($_GET['thread']).'&action=replythread&origin='.$origin.'">'.Display::return_icon('forumthread_new.gif',get_lang('ReplyToThread')).get_lang('ReplyToThread').'</a>';
- }
- //new thread link
- if ((api_is_allowed_to_edit(false,true) && !(api_is_course_coach() && $current_forum['session_id']!=$_SESSION['id_session'])) OR ($current_forum['allow_new_threads']==1 AND isset($_user['user_id'])) OR ($current_forum['allow_new_threads']==1 AND !isset($_user['user_id']) AND $current_forum['allow_anonymous']==1)) {
- if ($current_forum['locked'] <> 1 AND $current_forum['locked'] <> 1) {
- echo ' ';
- /* if ( isset($_GET['gradebook']) && $_GET['gradebook']!=""){
- $info_thread=get_thread_information($_GET['thread']);
- echo '<a href="newthread.php?'.api_get_cidreq().'&forum='.$info_thread['forum_id'].'&origin='.$origin.'&gradebook='.Security::remove_XSS($_GET['gradebook']).'">'.Display::return_icon('forumthread_new.gif', get_lang('NewTopic')).' '.get_lang('NewTopic').'</a>';
- } else {
- echo '<a href="newthread.php?'.api_get_cidreq().'&forum='.Security::remove_XSS($_GET['forum']).'&origin='.$origin.'">'.Display::return_icon('forumthread_new.gif', get_lang('NewTopic')).' '.get_lang('NewTopic').'</a>';
- } */
- } else {
- echo get_lang('ForumLocked');
- }
- }
- }
- }
- // the different views of the thread
- if ($origin != 'learnpath') {
- $my_url = '<a href="viewthread.php?'.api_get_cidreq().'&forum='.Security::remove_XSS($_GET['forum']).'&origin='.$origin.'&gradebook='.$gradebook.'&thread='.Security::remove_XSS($_GET['thread']).'&search='.Security::remove_XSS(urlencode($my_search));
- echo $my_url.'&view=flat&origin='.$origin.'&gradebook='.$gradebook.'">'.Display::return_icon('forum_listview.gif',get_lang('FlatView')).get_lang('FlatView').'</a>';
- echo $my_url.'&view=threaded&origin='.$origin.'&gradebook='.$gradebook.'">'.Display::return_icon('forum_threadedview.gif',get_lang('ThreadedView')).get_lang('ThreadedView').'</a>';
- echo $my_url.'&view=nested&origin='.$origin.'&gradebook='.$gradebook.'">'.Display::return_icon('forum_nestedview.gif',get_lang('NestedView')).get_lang('NestedView').'</a>';
- }
- $my_url = null;
- echo '</div> ';
- /*
- -----------------------------------------------------------
- Display Forum Category and the Forum information
- -----------------------------------------------------------
- */
- if (!isset($_SESSION['view'])) {
- $viewmode=$current_forum['default_view'];
- } else {
- $viewmode=$_SESSION['view'];
- }
- $viewmode_whitelist=array('flat', 'threaded', 'nested');
- if (isset($_GET['view']) and in_array($_GET['view'],$viewmode_whitelist)) {
- $viewmode=$_GET['view'];
- $_SESSION['view']=$viewmode;
- }
- if(empty($viewmode)) {
- $viewmode = 'flat';
- }
- /*
- -----------------------------------------------------------
- Display Forum Category and the Forum information
- -----------------------------------------------------------
- */
- // we are getting all the information about the current forum and forum category.
- // note pcool: I tried to use only one sql statement (and function) for this
- // but the problem is that the visibility of the forum AND forum cateogory are stored in the item_property table
- echo "<table class=\"data_table\" width='100%'>\n";
- // the thread
- echo "\t<tr>\n\t\t<th style=\"padding-left:5px;\" align=\"left\" colspan=\"6\">";
- echo '<span class="forum_title">'.prepare4display($current_thread['thread_title']).'</span><br />';
- if ($origin!='learnpath') {
- echo '<span class="forum_low_description">'.prepare4display($current_forum_category['cat_title']).' - ';
- }
- echo prepare4display($current_forum['forum_title']).'<br />';
- echo "</th>\n";
- echo "\t</tr>\n";
- echo '<span>'.prepare4display(isset($current_thread['thread_comment'])?$current_thread['thread_comment']:'').'</span>';
- echo "</table>";
- switch ($viewmode) {
- case 'flat':
- include_once('viewthread_flat.inc.php');
- break;
- case 'threaded':
- include_once('viewthread_threaded.inc.php');
- break;
- case 'nested':
- include_once('viewthread_nested.inc.php');
- break;
- default:
- include_once('viewthread_flat.inc.php');
- break;
- }
- } // if ($message<>'PostDeletedSpecial') // in this case the first and only post of the thread is removed
- /*
- ==============================================================================
- FOOTER
- ==============================================================================
- */
- if ($origin!='learnpath') {
- Display :: display_footer();
- }
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