do not display link // This setting should be moved to the platform configuration page in time... $multi_level_learnpath = true; /* MAIN CODE */ if ($from_learnpath == 'yes') { // Start from clear every time in LearnPath Builder. $_SESSION['addedresource'] = null; $_SESSION['addedresourceid'] = null; $_SESSION['addedresourceassigned'] = null; unset ($_SESSION['addedresource']); unset ($_SESSION['addedresourceid']); unset ($_SESSION['addedresourceassigned']); } $course_id = api_get_course_int_id(); // Process a new chapter? if (!empty ($_POST['add_chapter']) && !empty ($_POST['title'])) { $title = $_POST['title']; $description = ''; /*if (!empty ($_POST['description'])) { $description = $_POST['description']; }*/ // Get max display_order so far in this parent chapter. $sql = "SELECT MAX(display_order) as maxi FROM $tbl_lp_item " . "WHERE c_id = $course_id AND lp_id = $learnpath_id ". " AND parent_item_id = $chapter_id"; $res = Database::query($sql); $row = Database::fetch_array($res); $lastorder_item = $row['maxi']; if (empty($lastorder_item)) { $lastorder_item = 0; $previous = 0; } else { $sql = "SELECT id FROM $tbl_lp_item " . "WHERE lp_id = $learnpath_id AND parent_item_id=$chapter_id AND display_order = $lastorder_item"; $result = Database::query($sql); $row = Database::fetch_array($result); $previous = $row['id']; } $order = $lastorder_item + 1; $sql = "INSERT INTO $tbl_lp_item "."(c_id, lp_id,item_type,title,parent_item_id,previous_item_id, next_item_id, display_order) " . "VALUES "."($course_id, $learnpath_id,'dokeos_chapter','$title', $chapter_id, $previous, 0, $order )"; //error_log('New LP - Inserting new resource: '.$sql, 0); $res = Database::query($sql); $my_id = Database::insert_id($res); if ($previous > 0) { $sql = "UPDATE $tbl_lp_item SET next_item_id = $my_id WHERE id=$previous"; $res = Database::query($sql); } if ($res !== false) { $title = ''; $description = ''; } $resource_added = true; } // This if when a external link is submitted. if (!empty ($_POST['external_link_submit'])) { if ($external_link == '' || $external_link == 'http://') { $InvalidURL = 1; } else { $add = true; if ($add_2_links != 'niet toevoegen') { // Add external link to the links table. $pos = strpos($external_link, 'ttp:'); if ($pos == '') { $external_link = 'http://'.$external_link; } $sql = "INSERT INTO $link_table (c_id, url, title, category_id) VALUES ($course_id, '$external_link','$external_link','$add_2_links')"; $result = Database::query($sql); $addedresource[] = "Link"; $addedresourceid[] = Database::insert_id(); $_SESSION['addedresource'] = $addedresource; $_SESSION['addedresourceid'] = $addedresourceid; } else { // Do not add external link to the links table. $addedresource[] = "Externallink"; $addedresourceid[] = $external_link; $_SESSION['addedresource'] = $addedresource; $_SESSION['addedresourceid'] = $addedresourceid; } } } // Loading the session variables into local array. $addedresource = $_SESSION['addedresource']; $addedresourceid = $_SESSION['addedresourceid']; // This is when a resource was added to the session. if ($add) { // Adding the new variable to the local array. if (empty($_POST['external_link_submit'])) { // That case is already arranged, see upwards. $addedresource[] = $content; $addedresourceid[] = $add; } $addedresourceassigned[] = 0; // Loading the local array into the session variable. $_SESSION['addedresource'] = $addedresource; $_SESSION['addedresourceid'] = $addedresourceid; // We assign to chapters immediately! $resource_added = false; if ($from_learnpath == 'yes') { $i = 0; // Calculating the last order of the items of this chapter. $sql = "SELECT MAX(display_order) as maxi FROM $tbl_lp_item " . "WHERE c_id = $course_id AND lp_id = $learnpath_id AND parent_item_id=$chapter_id"; $result = Database::query($sql); $row = Database::fetch_array($result); $lastorder_item = $row['maxi']; if (empty($lastorder_item)) { $lastorder_item = 0; $previous = 0; } else { $sql = "SELECT id FROM $tbl_lp_item " . "WHERE lp_id = $learnpath_id AND parent_item_id=$chapter_id AND display_order = $lastorder_item"; //error_log('New LP - resourcelinker.php - '.$sql, 0); $result = Database::query($sql); $row = Database::fetch_array($result); $previous = $row['id']; } $lastorder = $lastorder_item + 1; foreach ($addedresource as $addedresource_item) { // In the case we added a chapter, add this into the chapters list with the correct parent_id. if ($addedresource_item == 'Chap') { $sql = "INSERT INTO $tbl_lp_item " . "(c_id, lp_id,item_type,title,parent_item_id,previous_item_id,next_item_id,display_order) " . "VALUES ($course_id, ".$learnpath_id.",'dokeos_chapter','".$learnpath_chapter_name."',".$chapter_id.",$previous,0,".$lastorder.")"; //error_log('New LP - Inserting new resource: '.$sql, 0); $res = Database::query($sql); $my_id = Database::insert_id($res); if ($previous > 0) { $sql = "UPDATE $tbl_lp_item SET next_item_id = $my_id WHERE id=$previous"; $res = Database::query($sql); } } if (!$addedresourceassigned[$i]) { // Not to assign it twice switch ($addedresource_item) { case 'Assignment': case 'Ass': //set tool type $addedresource_item = 'Assignments'; $title = get_lang('Assignments'); break; case 'Drop': //$addedresource_item = 'Dropbox'; $addedresource_item = TOOL_DROPBOX; $title = get_lang('Dropbox'); break; case 'Intro': $addedresource_item = 'Introduction_text'; //$addedresource_item = TOOL_INTRO; $title = get_lang('IntroductionText'); break; case 'Course_desc': //$addedresource_item = 'Course_description'; $addedresource_item = TOOL_COURSE_DESCRIPTION; $title = get_lang('CourseDescription'); break; case 'Group': //$addedresource_item = 'Groups'; $addedresource_item = TOOL_GROUP; $title = get_lang('Groups'); break; case 'User': //$addedresource_item = 'Users'; $addedresource_item = TOOL_USER; $title = get_lang('Users'); break; case 'Link': /* if ($target == '') { $target = '_self'; } */ //$addedresource_item .= ' '.$target; //error_log('New LP - resourcelinker.php - In Link addition: '.$external_link); $addedresource_item = TOOL_LINK; $title = $external_link; break; case 'Document': $addedresource_item = TOOL_DOCUMENT; //get title from tool-type table $tooltable = Database::get_course_table(TABLE_DOCUMENT); $result = Database::query("SELECT * FROM $tooltable WHERE id=".$addedresourceid[$i]); $myrow=Database::fetch_array($result); $title = $myrow['title']; break; case 'Exercise': $addedresource_item = TOOL_QUIZ; //get title from tool-type table $tooltable = Database::get_course_table(TABLE_QUIZ_TEST); $result = Database::query("SELECT * FROM $tooltable WHERE id=".$addedresourceid[$i]); $myrow=Database::fetch_array($result); $title = $myrow['title']; break; case 'Forum': $addedresource_item = TOOL_FORUM; //TODO break; case 'Agenda': $addedresource_item = TOOL_CALENDAR_EVENT; //get title from tool-type table $tooltable = Database::get_course_table(TABLE_AGENDA); $result = Database::query("SELECT * FROM $tooltable WHERE id=".$addedresourceid[$i]); $myrow=Database::fetch_array($result); $title = $myrow['title']; break; case 'Ad_Valvas': $addedresource_item = TOOL_ANNOUNCEMENT; //get title from tool-type table $tooltable = Database::get_course_table(TABLE_ANNOUNCEMENT); $result = Database::query("SELECT * FROM $tooltable WHERE id=".$addedresourceid[$i]); $myrow=Database::fetch_array($result); $title = $myrow['title']; break; } $sql = "INSERT INTO $tbl_lp_item (c_id, lp_id, title, parent_item_id, item_type, ref, previous_item_id, next_item_id, display_order) " . "VALUES ($course_id, $learnpath_id, '$title','$chapter_id', '$addedresource_item','$addedresourceid[$i]',$previous,0,'".$lastorder."')"; //error_log('New LP - Inserting new resource: '.$sql, 0); $result = Database::query($sql); $my_id = Database::insert_id($result); if ($previous > 0) { $sql = "UPDATE $tbl_lp_item SET next_item_id = $my_id WHERE id = $previous"; //error_log($sql, 0); $res = Database::query($sql); } $addedresourceassigned[$i] = 1; $resource_added = true; } $i ++; $lastorder ++; } //$_SESSION['addedresource']=null; //$_SESSION['addedresourceid']=null; // cleaning up the session once again $_SESSION['addedresource'] = null; $_SESSION['addedresourceid'] = null; $_SESSION['addedresourceassigned'] = null; unset ($_SESSION['addedresource']); unset ($_SESSION['addedresourceid']); unset ($_SESSION['addedresourceassigned']); } } /* BREADCRUMBS This part is to allow going back to the tool where you came from in a previous version I used the table tool_list, but since the forum can access the resource_linker from two different pages (newtopic.php and editpost.php) and this is different from the link field in tool_list, I decide to hardcode this stuff here. By doing this, you can easily control which pages can access the toollinker and which not. */ if (isset($_SESSION['gradebook'])) { $gradebook = $_SESSION['gradebook']; } if (!empty($gradebook) && $gradebook == 'view') { $interbreadcrumb[] = array ( 'url' => '../gradebook/'.$_SESSION['gradebook_dest'], 'name' => get_lang('ToolGradebook') ); } if ($_GET['source_id']) { switch ($_GET['source_id']) { case '1': // coming from Agenda if ($action == 'edit') { $url = "../calendar/agenda.php?action=edit&id=49&originalresource=$originalresource"; } elseif ($action == 'add') { $url = "../calendar/agenda.php?action=add&originalresource=$originalresource"; } else { $url = "../calendar/agenda.php?action=add"; } $originaltoolname = get_lang('Agenda'); $breadcrumbelement = array ('url' => $url, 'name' => $originaltoolname); session_unregister('from_learnpath'); unset ($from_learnpath); break; case '2': // coming from forum: new topic $url = "../phpbb/newtopic.php?forum=$source_forum&md5=$md5"; $originaltoolname = get_lang('ForumAddNewTopic'); $breadcrumbelement = array ('url' => $url, 'name' => $originaltoolname); session_unregister('from_learnpath'); unset ($from_learnpath); break; case '3': // coming from forum: edit topic $url = "../phpbb/editpost.php?post_id=$post_id&topic=$topic&forum=$forum&md5=$md5&originalresource=no"; $originaltoolname = get_lang('ForumEditTopic'); $breadcrumbelement = array ('url' => $url, 'name' => $originaltoolname); session_unregister('from_learnpath'); unset ($from_learnpath); break; case '4': // coming from exercises: edit topic $url = "../exercice/admin.php?modifyAnswers=$modifyAnswers"; $originaltoolname = get_lang('ExerciseAnswers'); $breadcrumbelement = array ('url' => $url, 'name' => $originaltoolname); session_unregister('from_learnpath'); unset ($from_learnpath); break; case '5': // coming from learning path $from_learnpath = 'yes'; Session::write('from_learnpath',$from_learnpath); break; case '6': // coming from forum: reply $url = "../phpbb/reply.php?topic=$topic&forum=$forum&parentid=$parentid"; $url = $_SESSION['origintoolurl']; $originaltoolname = get_lang('ForumReply'); $breadcrumbelement = array ('url' => $url, 'name' => $originaltoolname); session_unregister('from_learnpath'); unset ($from_learnpath); break; /* add Frederik.Vermeire@pandora.be */ case '7': // coming from Ad_Valvas if ($action == 'edit') { $url = "../announcements/announcements.php?action=edit&id=49&originalresource=$originalresource"; } elseif ($action == 'add') { $url = "../announcements/announcements.php?action=add&originalresource=$originalresource"; } else { $url = "../announcements/announcements.php?action=add"; } $originaltoolname = get_lang('AdValvas'); $breadcrumbelement = array ('url' => $url, 'name' => $originaltoolname); session_unregister('from_learnpath'); unset ($from_learnpath); break; /* end add Frederik.Vermeire@pandora.be */ } // We do not come from the learning path. We store the name of the tool & url in a session. if ($from_learnpath != 'yes') { if (!$_SESSION['origintoolurl'] || $_SESSION['origintoolurl'] != $interbreadcrumb['url']) { $_SESSION['origintoolurl'] = $breadcrumbelement['url']; $_SESSION['origintoolname'] = $breadcrumbelement['name']; $interbreadcrumb = ''; } } } // This part of the code is the actual breadcrumb mechanism. If we do not come from the learning path we use // the information from the session. Else we use the information of the learningpath itself. if ($from_learnpath != 'yes') { $nameTools = get_lang('Attachment'); $interbreadcrumb[] = array ('url' => $_SESSION['origintoolurl'], 'name' => $_SESSION['origintoolname']); } else { $learnpath_select_query = " SELECT * FROM $tbl_lp WHERE id=$learnpath_id"; $sql_result = Database::query($learnpath_select_query); $therow = Database::fetch_array($sql_result); $learnpath_chapter_query = " SELECT * FROM $tbl_lp_item WHERE (lp_id = '$learnpath_id' and id = '$chapter_id')"; $sql_result = Database::query($learnpath_chapter_query); $therow2 = Database::fetch_array($sql_result); $from_learnpath = 'yes'; session_register('from_learnpath'); $interbreadcrumb[] = array ('url' => "../newscorm/lp_controller.php?action=list", 'name' => get_lang('LearningPath')); $interbreadcrumb[] = array ('url' => "../newscorm/lp_controller.php?action=admin_view&lp_id=$learnpath_id", 'name' => stripslashes("{$therow['name']}")); $interbreadcrumb[] = array ('url' => api_get_self()."?action=$action&lp_id=$learnpath_id&parent_item_id=$chapter_id&originalresource=no", 'name' => "{$therow2['title']}"); } $htmlHeadXtra[] = ''; Display :: display_header($nameTools); echo "

".$nameTools; if ($from_learnpath == 'yes') { echo get_lang('AddResource')." - {$therow2['title']}"; } echo "

"; // We retrieve the tools that are active. // We use this to check which resources a student may add (only the modules that are active). // See http://www.dokeos.com/forum/viewtopic.php?t=4858 $active_modules = array(); $tool_table = Database::get_course_table(TABLE_TOOL_LIST); $sql_select_active = "SELECT * FROM $tool_table WHERE visibility='1'"; $result_select_active = Database::query($sql_select_active); while ($row=Database::fetch_array($result_select_active)) { $active_modules[] = $row['name']; } ?>
"; echo ""; echo ""; } ?>
".get_lang('Documents').""; ?>
".get_lang('Agenda').""; ?>
".get_lang('AdValvas').""; ?>
".get_lang('Forum').""; ?>
".get_lang('Links').""; ?>
".get_lang('Exercise').""; ?>
".get_lang('Chapter').""; ?>
".get_lang('Document').""; ?>
".get_lang('Exercise').""; ?>
".get_lang('Link').""; ?>
".get_lang('Forum').""; ?>
".get_lang('Agenda').""; ?>
".get_lang('AdValvas').""; ?>
".get_lang('Dropbox').""; ?>
".get_lang('Assignments').""; ?>
".get_lang('Groups').""; ?>
".get_lang('Users').""; ?>
".get_lang('ExternalLink').""; ?>
 
".get_lang('ResourcesAdded')." ("; echo count($addedresource); echo ")
".get_lang('ShowDelete').""; echo "
 
"; } else { echo "
"; } ?>
 
"; } //echo "
"; // Agenda items --> if ($content == 'Agenda') { $TABLEAGENDA = Database::get_course_table(TABLE_AGENDA); $TABLE_ITEM_PROPERTY = Database::get_course_table(TABLE_ITEM_PROPERTY); $sql = "SELECT agenda.*, toolitemproperties.* FROM ".$TABLEAGENDA." agenda, ".$TABLE_ITEM_PROPERTY." toolitemproperties WHERE agenda.id = toolitemproperties.ref AND toolitemproperties.tool='".TOOL_CALENDAR_EVENT."' AND toolitemproperties.to_group_id='0' AND toolitemproperties.visibility='1'"; $result = Database::query($sql); while ($myrow = Database::fetch_array($result)) { echo "
"; echo "agenda"; echo api_convert_and_format_date($myrow['start_date'], null, date_default_timezone_get())."
"; echo "".$myrow['title']."
"; echo $myrow['content']."
"; showorhide_addresourcelink($content, $myrow['id']); echo "

"; } } // end if ($_GET['resource'] == 'Agenda') /* Chapter */ if ($content == 'chapter') { echo ''."\n"; echo ' '."\n"; echo ' '."\n"; echo ' '."\n"; echo '
'.get_lang('Title').'
'.get_lang('Description').'
'."\n"; //echo "
"; } /* Documents */ // We show the documents in the following cases // 1. the link to add documenets in the resource linker was clicked // 2. we come to the resource linker for the first time (documents = default). In this case it can only be shown if // a. one is a teacher (documents can be shown even if the tool is inactive) // b. one is a student AND the documents tool is active. Student cannot add documents if the documents tool is inactive (teacher can do this) if ($content == 'Document' || (empty($content) && (api_is_allowed_to_edit() || in_array(TOOL_DOCUMENT, $active_modules))) && !$_GET['showresources']) { // setting variables for file locations $baseServDir = $_configuration['root_sys']; $courseDir = $_course['path'].'/document'; $baseWorkDir = $baseServDir.$courseDir; // showing the link to move one folder up (when not in the root folder) show_folder_up(); // showing the blue bar with the path in it when we are not in the root if (get_levels($folder)) { echo "
"; echo "directory"; echo $folder."
"; } // Showing the documents and subfolders of the folder we are in. show_documents($folder); //echo "
"; } /* Ad Valvas */ if ($content == 'Ad_Valvas') { $tbl_announcement = Database :: get_course_table(TABLE_ANNOUNCEMENT); $sql = "SELECT * FROM ".$tbl_announcement." a, ".$item_property_table." i WHERE i.tool = '".TOOL_ANNOUNCEMENT."' AND a.id=i.ref AND i.visibility='1' AND i.to_group_id = 0 AND i.to_user_id IS NULL ORDER BY a.display_order ASC"; //error_log($sql, 0); $result = Database::query($sql); while ($myrow = Database::fetch_array($result)) { echo "
"; echo "advalvas"; echo api_convert_and_format_date($myrow['end_date'], DATE_FORMAT_LONG, date_default_timezone_get()); echo "
"; echo $myrow['title']."
"; showorhide_addresourcelink($content, $myrow['id']); echo "
"; } } /* Forums */ if ($content == 'Forum') { $TBL_FORUMS = Database::get_course_table(TABLE_FORUM); $TBL_CATAGORIES = Database::get_course_table(TABLE_FORUM_CATEGORY); $TBL_FORUMTOPICS = Database::get_course_table(TABLE_FORUM_THREAD); $tbl_posts = Database::get_course_table(TABLE_FORUM_POST); echo ""; // Displaying the categories and the forums. if (!$forum and !$thread) { $sql = "SELECT * FROM ".$TBL_FORUMS." forums, ".$TBL_CATAGORIES." categories WHERE forums.forum_category=categories.cat_id ORDER BY forums.forum_category DESC"; //error_log($sql, 0); $result = Database::query($sql); while ($myrow = Database::fetch_array($result)) { if ($myrow['cat_title'] !== $old_cat_title) { echo ""; } $old_cat_title = $myrow['cat_title']; echo ""; } } // Displaying all the threads of one forum. if ($forum) { // Displaying the category title. $sql = "SELECT * FROM ".$TBL_CATAGORIES." WHERE cat_id=$category"; $result = Database::query($sql); $myrow = Database::fetch_array($result); echo ""; // Displaying the forum title. $sql = "SELECT * FROM ".$TBL_FORUMS." forums, ".$TBL_FORUMTOPICS." topics WHERE forums.forum_id=topics.forum_id"; $result = Database::query($sql); $myrow = Database::fetch_array($result); echo ""; if (!$thread) { // Displaying all the threads of this forum. $sql = "SELECT * FROM ".$TBL_FORUMTOPICS." WHERE forum_id=$forum"; $result = Database::query($sql); while ($myrow = Database::fetch_array($result)) { echo ""; } } else { // Displaying all the replies. $sql = "SELECT * FROM ".$tbl_posts." post WHERE post.topic_id=$thread ORDER BY post.post_id ASC"; $result = Database::query($sql); while ($myrow = Database::fetch_array($result)) { echo ""; echo ""; } } } echo "
".$myrow['cat_title']."
".$myrow['forum_name'].""; showorhide_addresourcelink('Forum', $myrow['forum_id']); echo "
".$myrow['cat_title']."
".$myrow['forum_name']."
".$myrow['topic_title']." (".$myrow['prenom']." ".$myrow['nom'].")"; showorhide_addresourcelink("Thread", $myrow['topic_id']); echo "
".$myrow['post_title']."
"; echo $myrow['post_text']."		"; showorhide_addresourcelink('Post', $myrow['post_id']); echo "
"; } /* Links */ if ($content == 'Link') { // Including the links language file. include "../lang/$language/link.inc.php"; // Including the links functions file. require_once api_get_path(LIBRARY_PATH).'link.lib.php'; $tbl_categories = Database::get_course_table(TABLE_LINK_CATEGORY); if (($learnpath_id != '') and ($content == 'Link')) { echo "
"; echo "
".get_lang('LinkTarget')." :
"; } // Showing the links that are in the root (having no category). $sql = "SELECT * FROM ".$link_table." l, ".$item_property_table." ip WHERE (l.category_id=0 or l.category_id IS NULL) AND ip.tool = '".TOOL_LINK."' AND l.id=ip.ref AND ip.visibility='1'"; $result = Database::query($sql); if (Database::num_rows($result) > 0) { echo "
".get_lang('NoCategory')."
"; while ($myrow = Database::fetch_array($result)) { echo "".$myrow['title']; echo "
"; showorhide_addresourcelink($content, $myrow['id']); echo "

"; } } // Showing the categories and the links in it. $sqlcategories = "SELECT * FROM ".$tbl_categories." ORDER by display_order DESC"; $resultcategories = Database::query($sqlcategories) or die; while ($myrow = @ Database::fetch_array($resultcategories)) { $sql_links = "SELECT * FROM ".$link_table." l, ".$item_property_table." ip WHERE l.category_id='".$myrow['id']."' AND ip.tool = '".TOOL_LINK."' AND l.id=ip.ref AND ip.visibility='1' ORDER BY l.display_order DESC"; echo "
".$myrow['category_title']."
"; $result_links = Database::query($sql_links); while ($myrow = Database::fetch_array($result_links)) { echo "".$myrow['title']; echo "
"; showorhide_addresourcelink($content, $myrow['id']); echo "

"; } } } /* Exercise */ if (($content == 'Exercise') || ($content == 'HotPotatoes')) { $TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST); $result = Database::query("SELECT * FROM ".$TBL_EXERCICES." WHERE active='1' ORDER BY id ASC"); while ($myrow = Database::fetch_array($result)) { echo "".$myrow['title']."
"; showorhide_addresourcelink($content, $myrow["id"]); echo "

"; } if ($from_learnpath == 'yes') { $uploadPath = '/HotPotatoes_files'; $TBL_DOCUMENT = Database::get_course_table(TABLE_DOCUMENT); $documentPath = api_get_path(SYS_COURSE_PATH).$_course['path'].'/document'; $sql = "SELECT * FROM ".$TBL_DOCUMENT." WHERE (path LIKE '%htm%' OR path LIKE '%html%') AND path LIKE '".$uploadPath."/%/%' ORDER BY id ASC"; $result = Database::query($sql); while ($myrow = Database::fetch_array($result)) { $path = $myrow['path']; echo "".GetQuizName($path, $documentPath)."
"; showorhide_addresourcelink('HotPotatoes', $myrow['id']); echo "

"; } } } /* External Links */ if ($content == 'Externallink') { ?>
"; } ?>
:  
".get_lang('LinkTarget')." :
 
   
 
".get_lang('AddAssignmentPage').""; } /* Dropbox */ if ($content == 'Dropbox') { echo "".get_lang('DropboxAdd').""; } /* Introduction text */ if ($content == 'Introduction_text') { echo "".get_lang('IntroductionTextAdd').""; } /* Course description */ if ($content == 'Course_description') { echo "".get_lang('CourseDescriptionAdd').""; } /* Groups */ if ($content == 'Groups') { echo "".get_lang('GroupsAdd').""; } /* Users */ if ($content == 'Users') { echo "".get_lang('UsersAdd').""; } if ($showresources) { //echo "

".get_lang('ResourceAdded')."

"; display_resources(1); } echo "
"; /* FOOTER */ Display :: display_footer();