".get_lang(
'LevelUp'
)."";
}
if ($level && $level != 0 && $level != 1) {
$folder_up = $folder;
$folder_temp = explode('/', $folder);
$last = count($folder_temp) - 1;
unset($folder_temp[$last]);
$folder_up = implode('/', $folder_temp);
echo "".get_lang(
'LevelUp'
)."";
}
}
/**
* Shows the documents of the document tool
* @param $folder
*/
function show_documents($folder)
{
$_course = api_get_course_info();
global $source_id, $action, $learnpath_id, $chapter_id, $originalresource;
// Documents are a special case: The teacher can add an invisible document (it will be viewable by the user)
// other tools do not have this feature.
if (api_is_allowed_to_edit()) {
$visibility = "ip.visibility<>'2'";
} else {
$visibility = "ip.visibility='1'";
}
$course_id = api_get_course_int_id();
$item_property_table = Database::get_course_table(TABLE_ITEM_PROPERTY);
$document_table = Database::get_course_table(TABLE_DOCUMENT);
$sql = "SELECT * from $document_table docs , $item_property_table ip
WHERE docs.c_id = $course_id AND
ip.c_id = $course_id AND
docs.id=ip.ref AND ip.tool = '".TOOL_DOCUMENT."' AND $visibility AND ip.to_group_id = 0 AND ip.to_user_id IS NULL ORDER BY docs.path ASC";
$result = Database::query($sql);
while ($row = Database::fetch_array($result)) {
if (!$folder) {
if (FileManager::get_levels($row['path']) - 1 == 1) {
// showing the right icon.
if (file_or_folder($row['path'])) {
echo '';
} else {
$image = FileManager::choose_image($row['path']);
echo "";
}
// Folders should be clickable.
if (file_or_folder($row['path'])) {
echo "".substr(
$row['path'],
1
).' ';
} else {
echo substr($row['path'], 1).' ';
echo showorhide_addresourcelink('Document', $row['id']);
echo ' ';
}
}
} else {
// We calculate the level we are in by using the $folder in the url.
// We put +1 because it does not start with an / and in the database it does
$level = FileManager::get_levels($folder) + 1;
// We calculate each level of the database entry.
$file_level = FileManager::get_levels($row['path']) - 1;
// If the level of the database entry is equal to the level we ar in, we put it into an array
// as this is a potential good entry.
if ($file_level == $level) {
$good_paths[] = $row['path'];
$good_ids[] = $row['id'];
}
//$haystack=$row['path'];
//$conform_folder=strstr($haystack, $folder);
//if (str_replace($folder.'/', '', $conform_folder) !== $folder) {
// $good_folders[] = $row['path'];
//echo str_replace($folder.'/', '', $conform_folder);
// echo ' ';
// }// if (str_replace($folder.'/','',$conform_folder)!==$folder)
} // else (if (!$folder))
} //while ($row=Database::fetch_array($result))
// This is code for the case that we are in a subfolder.
if ($good_paths) {
// We have all the potential good database entries, the good ones are those that start with $folder
foreach ($good_paths as $path) {
if (strstr($path, $folder)) {
$good_key = key($good_paths);
// Showing the right icon.
if (file_or_folder($path)) {
echo '';
} else {
$image = FileManager::choose_image($path);
echo "";
}
// Folders should be clickable
if (file_or_folder($path)) {
$path = substr($path, 1); // Remove the first / in folder_up.
$uri = str_replace($folder, $path, $_SERVER['REQUEST_URI']);
$newuri = str_replace('add=', 'addnot=', $uri);
// Using the correct name of the folder.
$folder_name = str_replace($folder.'/', '', $path);
echo "".$folder_name.' ';
} else {
echo str_replace("/$folder/", '', $path).' ';
echo showorhide_addresourcelink('Document', $good_ids[$good_key]);
echo ' ';
}
}
next($good_paths);
}
}
}
/**
* Checks wether something is a file or a folder
* 0 means file, 1 means folder
* @param $filefolder
* @todo use true and false instead of 1 and 0.
*/
function file_or_folder($filefolder)
{
$_course = api_get_course_info();
global $baseServDir;
$courseDir = $_course['path'].'/document';
$baseWorkDir = api_get_path(SYS_COURSE_PATH).$courseDir;
return (is_dir($baseWorkDir.$filefolder) ? 1 : 0);
}
/**
* Inserts a resource into the database
*
* @param $source_type
* @param $source_id
*/
function store_resources($source_type, $source_id)
{
$_course = api_get_course_info();
$resource_table = Database::get_course_table(TABLE_LINKED_RESOURCES);
$course_id = api_get_course_int_id();
$addedresource = $_SESSION['addedresource'];
$addedresourceid = $_SESSION['addedresourceid'];
if ($_SESSION['addedresource']) {
foreach ($addedresource as $resource_type) {
$sql = "INSERT INTO $resource_table (c_id, source_type, source_id, resource_type, resource_id) VALUES
($course_id, '$source_type', '$source_id', '$resource_type', '".$addedresourceid[key($addedresource)]."')";
Database::query($sql);
$i = key($addedresource);
next($addedresource);
}
$_SESSION['addedresource'] = '';
$_SESSION['addedresourceid'] = '';
}
}
/**
* DEPRECATED - use rl_get_resource_link() instead - DEPRECATED
* Displays the link that opens a new browser window that views the added resource.
*
* @author Patrick Cool , Ghent University
* @param $type the type of the tool
* @param $id the id of the resource
* @param $style this is used to style the link (for instance when a resource is hidden => the added resources should also be styled like they are hidden)
* @todo use the constants for the type definitions.
*/
function display_addedresource_link($type, $id, $style = '')
{
$_course = api_get_course_info();
$course_id = api_get_course_int_id();
// Styling the link of the added resource.
if ($style != '') {
$styling = ' class="'.$style.'"';
}
switch ($type) {
case 'Agenda':
$TABLEAGENDA = Database::get_course_table(TABLE_AGENDA);
$result = Database::query("SELECT * FROM $TABLEAGENDA WHERE c_id = $course_id AND id=$id");
$myrow = Database::fetch_array($result);
echo ' '.$myrow['title']." \n";
break;
case 'Ad_Valvas':
$tbl_announcement = Database::get_course_table(TABLE_ANNOUNCEMENT);
$result = Database::query("SELECT * FROM $tbl_announcement WHERE c_id = $course_id AND id=$id");
$myrow = Database::fetch_array($result);
echo ' '.$myrow['title']." \n";
break;
case 'Link':
$TABLETOOLLINK = Database::get_course_table(TABLE_LINK);
$result = Database::query("SELECT * FROM $TABLETOOLLINK WHERE c_id = $course_id AND id=$id");
$myrow = Database::fetch_array($result);
echo ' '.$myrow['title']." \n";
break;
case 'Exercise':
$TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
$result = Database::query("SELECT * FROM $TBL_EXERCICES WHERE c_id = $course_id AND iid = $id");
$myrow = Database::fetch_array($result);
echo ' '.$myrow['title']." \n";
break;
case 'Forum':
$TBL_FORUMS = Database::get_course_table(TABLE_FORUM);
$result = Database::query("SELECT * FROM $TBL_FORUMS WHERE c_id = $course_id AND forum_id=$id");
$myrow = Database::fetch_array($result);
echo ' '.$myrow['forum_name']." \n";
break;
case 'Thread': //=topics
//@deprecated bb_posts, bb_posts_text, bb_forums
/*
$tbl_posts = $_course['dbNameGlu'].'bb_posts';
$tbl_posts_text = $_course['dbNameGlu'].'bb_posts_text';
$TBL_FORUMS = $_course['dbNameGlu'].'bb_forums';
$result = Database::query("SELECT * FROM $tbl_posts posts, $TBL_FORUMS forum WHERE forum.forum_id=posts.forum_id and post_id=$id");
$myrow = Database::fetch_array($result);
// grabbing the title of the post
$sql_title = "SELECT * FROM $tbl_posts_text WHERE c_id = $course_id AND post_id=".$myrow["post_id"];
$result_title = Database::query($sql_title);
$myrow_title = Database::fetch_array($result_title);
echo ' '.$myrow_title['post_title']." \n";
*/
break;
case 'Post':
$tbl_post = Database::get_course_table(TABLE_FORUM_POST);
$sql = "SELECT * FROM $tbl_post p WHERE c_id = $course_id AND post_id = $id";
$result = Database::query($sql);
$post = Database::fetch_object($result);
echo ' '.$post->post_title." \n";
break;
case 'Document':
$dbTable = Database::get_course_table(TABLE_DOCUMENT);
$result = Database::query("SELECT * FROM $dbTable WHERE c_id = $course_id AND id=$id");
$myrow = Database::fetch_array($result);
$pathname = explode('/', $myrow['path']); // Making a correct name for the link.
$last = count($pathname) - 1; // Making a correct name for the link.
$filename = $pathname[$last]; // Making a correct name for the link.
$image = FileManager::choose_image($filename);
$ext = explode('.', $filename);
$ext = strtolower($ext[sizeof($ext) - 1]);
$myrow['path'] = rawurlencode($myrow['path']);
$array_ext = array('htm', 'html', 'gif', 'jpg', 'jpeg', 'png');
if (api_browser_support('svg')) {
$array_ext[] = 'svg';
}
if (api_browser_support('ogg')) {
$array_ext[] = 'ogg';
}
$in_frames = in_array($ext, $array_ext);
echo ' '.$filename." \n";
break;
case 'Externallink':
echo ' '.$id." \n";
break;
}
}
/**
* This function is to display the added resources (lessons) in the learning path player and builder
* this function is a modification of display_addedresource_link($type, $id) function
* the two ids are a bit confusing, I admit, but I did not want to change Patrick's work, I was
* building upon it. - Denes
*
* Parameters:
* @param completed - if ="completed" then green presentation with checkbox
* @param id_in_path - if onclick then this lesson will be considered completed, that is the unique index in the items table
* @param id - that is the correspondent id in the mirror tool (like Agenda item 2)
* @param type - that is the correspondent type in the mirror tool (like this is a Link item)
* @param builder - if ="builder" then onclick shows in new window
* @param icon - if ="icon" then the small icon will appear
* if ="wrap" then wrapped settings are used (and no icon is displayed)
* if ="nolink" then only the name is returned with no href and no icon (note:only in this case, the result is not displayed, but returned)
* @todo this function is too long, rewrite
*/
function display_addedresource_link_in_learnpath($type, $id, $completed, $id_in_path, $builder, $icon, $level = 0)
{
global $learnpath_id, $tbl_learnpath_item, $items;
global $curDirPath, $_configuration, $enableDocumentParsing, $_user, $_cid;
$_course = api_get_course_info();
$course_id = api_get_course_int_id();
$tbl_lp_item = Database::get_course_table(TABLE_LP_ITEM);
$hyperlink_target_parameter = ''; //or e.g. 'target="_blank"'
$length = ((($builder == 'builder') && ($icon == 'nolink')) ? 65 : 32);
if ($builder != 'builder') {
$origin = 'learnpath';
} //origin = learnpath in student view
$linktype = $type;
if (($type == 'Link _self') or ($type == 'Link _blank')) {
$type = 'Link';
}
// YW switched litteral tool names to use of constants declared in api.lib.php
switch ($type) {
case TOOL_CALENDAR_EVENT:
case 'Agenda':
$TABLEAGENDA = Database::get_course_table(TABLE_AGENDA);
$result = Database::query("SELECT * FROM $TABLEAGENDA WHERE c_id = $course_id AND id=$id");
$myrow = Database::fetch_array($result);
$sql = "select * from $tbl_lp_item where c_id = $course_id AND id=$id_in_path";
$result = Database::query($sql);
$row = Database::fetch_array($result);
if ($row['title'] != '') {
$myrow['title'] = $row['title'];
}
$desc = $row['description'];
$agenda_id = $row['item_id'];
echo str_repeat(" >", $level);
if (($builder != 'builder') && ($icon != 'wrap')) {
echo "
";
}
}
} else {
echo "".shorten(
$myrow["post_title"],
($length - 3 * $level)
)."";
}
break;
case TOOL_DOCUMENT:
case 'Document':
$dbTable = Database::get_course_table(TABLE_DOCUMENT);
$my_sql = "SELECT * FROM $dbTable WHERE c_id = $course_id AND id=$id";
//error_log('New LP - Querying document table: '.$my_sql,0);
$result = Database::query($my_sql);
$myrow = Database::fetch_array($result);
$pathname = explode('/', $myrow['path']); // Making a correct name for the link.
$last = count($pathname) - 1; // Making a correct name for the link.
$filename = $pathname[$last]; // Making a correct name for the link.
if (($builder != 'builder') && ($icon != 'wrap')) {
echo "
";
}
}
} else {
echo "".shorten(
$name,
($length - 3 * $level)
)."";
}
break;
}
//end huge switch-statement
}
/**
* This function is to create and return a link to the added resources (lessons).
* It returns the same thing as display_addedresource_link_in_learnpath() but doesn't display
* anything.
*
* Parameters:
* @param type - that is the correspondent type in the mirror tool (like this is a Link item)
* @param id - that is the correspondent id in the mirror tool (like Agenda item 2)
* @param id_in_path - the unique index in the items table
*/
function get_addedresource_link_in_learnpath($type, $id, $id_in_path)
{
global $learnpath_id, $tbl_learnpath_item, $items;
global $curDirPath, $_configuration, $enableDocumentParsing, $_user, $_cid;
$_course = api_get_course_info();
$tbl_lp_item = Database::get_course_table(TABLE_LP_ITEM);
$course_id = api_get_course_int_id();
$hyperlink_target_parameter = ''; // or e.g. target='_blank'
$builder = 'player';
$origin = 'learnpath';
$linktype = $type;
if (($type == 'Link _self') || ($type == 'Link _blank')) {
$type = 'Link';
}
$link = '';
switch ($type) {
case 'Agenda':
$TABLEAGENDA = Database::get_course_table(TABLE_AGENDA);
$result = Database::query("SELECT * FROM $TABLEAGENDA WHERE c_id = $course_id AND id=$id");
$myrow = Database::fetch_array($result);
$sql = "select * from $tbl_lp_item where c_id = $course_id AND id=$id_in_path";
$result = Database::query($sql);
$row = Database::fetch_array($result);
if ($row['title'] != '') {
$myrow['title'] = $row['title'];
}
$desc = $row['description'];
$agenda_id = $row['item_id'];
if ($builder != 'builder') {
$link .= api_get_self(
)."?action=closelesson&source_forum=".$_GET['source_forum']."&how=complete&id_in_path=$id_in_path&learnpath_id=$learnpath_id&type=Agenda&origin=$origin&agenda_id=$agenda_id#$id_in_path";
} else {
$link .= "../calendar/agenda.php?origin=$origin&agenda_id=$agenda_id";
}
break;
case 'Ad_Valvas':
$tbl_announcement = Database::get_course_table(TABLE_ANNOUNCEMENT);
$result = Database::query("SELECT * FROM $tbl_announcement WHERE c_id = $course_id AND id=$id");
$myrow = Database::fetch_array($result);
if ($builder != 'builder') {
$link .= api_get_self(
)."?action=closelesson&source_forum=".$_GET['source_forum']."&how=complete&id_in_path=$id_in_path&learnpath_id=$learnpath_id&type=Ad_Valvas&origin=$origin&ann_id=$id#$id_in_path";
} else {
$link .= "../announcements/announcements.php?origin=$origin&ann_id=$id";
}
break;
case 'Link':
$TABLETOOLLINK = Database::get_course_table(TABLE_LINK);
$result = Database::query("SELECT * FROM $TABLETOOLLINK WHERE c_id = $course_id AND id=$id");
$myrow = Database::fetch_array($result);
$sql = "select * from $tbl_lp_item where c_id = $course_id AND id=$id_in_path";
$result = Database::query($sql);
$row = Database::fetch_array($result);
$thelink = $myrow['url'];
if ($builder != 'builder') {
$link .= api_get_self(
)."?action=closelesson&source_forum=".$_GET['source_forum']."&how=complete&id_in_path=$id_in_path&learnpath_id=$learnpath_id&type=$linktype&origin=$origin&thelink=$thelink#$id_in_path";
} else {
$link .= $thelink;
}
break;
case 'Exercise':
$TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
$result = Database::query("SELECT * FROM $TBL_EXERCICES WHERE c_id = $course_id AND iid = $id");
$myrow = Database::fetch_array($result);
if ($builder == 'builder') {
$origin = 'builder';
}
// This is needed for the exercise_submit.php can delete the session info about tests.
$sql = "select * from $tbl_lp_item where c_id = $course_id AND id = $id_in_path";
$result = Database::query($sql);
$row = Database::fetch_array($result);
if ($row['title'] != '') {
$myrow['title'] = $row['title'];
}
if ($builder != 'builder') {
$link .= api_get_self(
)."?action=closelesson&source_forum=".$_GET['source_forum']."&how=complete&id_in_path=$id_in_path&learnpath_id=$learnpath_id&type=Exercise&origin=$origin&exerciseId=".$myrow["id"]."#$id_in_path";
} else {
$link .= "../exercice/exercise_submit.php?origin=$origin&exerciseId=".$myrow["id"];
}
break;
case 'HotPotatoes':
$TBL_DOCUMENT = Database::get_course_table(TABLE_DOCUMENT);
$documentPath = api_get_path(SYS_COURSE_PATH).$_course['path'].'/document';
$result = Database::query("SELECT * FROM ".$TBL_DOCUMENT." WHERE c_id = $course_id AND id=$id");
$myrow = Database::fetch_array($result);
$path = $myrow['path'];
$name = GetQuizName($path, $documentPath);
if ($builder == 'builder') {
$origin = 'builder';
}
$cid = $_course['official_code'];
if ($builder != 'builder') {
$link .= api_get_self(
)."?action=closelesson&source_forum=".$_GET['source_forum']."&how=complete&id_in_path=$id_in_path&learnpath_id=$learnpath_id&type=HotPotatoes&origin=$origin&id=$id#$id_in_path";
} else {
$link .= "../exercice/showinframes.php?file=$path&cid=$cid&uid=".$_user['user_id'];
}
break;
case 'Forum':
//deprecated
$TBL_FORUMS = Database::get_course_table(
TABLE_FORUM
); // TODO: This is the old table name, it should be corrected.
$result = Database::query("SELECT * FROM $TBL_FORUMS WHERE c_id = $course_id AND forum_id=$id");
$myrow = Database::fetch_array($result);
if ($builder == 'builder') {
$origin = 'builder';
}
$sql = "select * from $tbl_lp_item where c_id = $course_id AND id=$id_in_path";
$result = Database::query($sql);
$row = Database::fetch_array($result);
if ($row['title'] != '') {
$myrow['forum_name'] = $row['title'];
}
if ($myrow['forum_name'] == '') {
$type = 'Forum';
}
$forumparameters = "forum=".$myrow["forum_id"]."&md5=".$myrow["md5"];
if ($builder != 'builder') {
$link .= api_get_self(
)."?action=closelesson&source_forum=".$_GET['source_forum']."&how=complete&id_in_path=$id_in_path&learnpath_id=$learnpath_id&type=Forum&origin=$origin&forumparameters=$forumparameters#$id_in_path";
} else {
$link .= "../phpbb/viewforum.php?$forumparameters";
}
break;
case 'Thread': //forum post
//deprecated
$tbl_topics = Database::get_course_table(TABLE_FORUM_THREAD);
$tbl_posts = Database::get_course_table(TABLE_FORUM_POST);
$TBL_FORUMS = Database::get_course_table(TABLE_FORUM);
$sql = "SELECT * FROM $tbl_topics where c_id = $course_id AND topic_id=$id";
$result = Database::query($sql);
$myrow = Database::fetch_array($result);
$sql = "select * from $tbl_lp_item where c_id = $course_id AND id=$id_in_path";
$result = Database::query($sql);
$row = Database::fetch_array($result);
if ($builder != 'builder') {
$link .= api_get_self(
)."?action=closelesson&source_forum=".$_GET['source_forum']."&how=complete&id_in_path=$id_in_path&learnpath_id=$learnpath_id&type=Thread&origin=$origin&topic=".$myrow["topic_id"]."&forum=".$myrow["forum_id"]."&md5=".$myrow["md5"]."#$id_in_path";
} else {
$link .= "../forum/viewtopic.php?topic=".$myrow["topic_id"]."&forum=".$myrow["forum_id"]."&md5=".$myrow["md5"];
}
break;
case 'Post':
//deprecated
$tbl_posts = Database::get_course_table(TABLE_FORUM_POST);
$result = Database::query("SELECT * FROM $tbl_posts where c_id = $course_id AND post_id=$id");
$myrow = Database::fetch_array($result);
// Grabbing the title of the post.
$sql = "select * from $tbl_lp_item where c_id = $course_id AND id=$id_in_path";
$result = Database::query($sql);
$row = Database::fetch_array($result);
if ($row['title'] != '') {
$myrow['post_title'] = $row['title'];
}
$desc = $row['description'];
//$link .= str_repeat(" >", $level);
$posternom = $myrow['nom'];
$posterprenom = $myrow['prenom'];
$posttime = $myrow['post_time'];
$posttext = $myrow['post_text'];
$posttitle = $myrow['post_title'];
$posttext = str_replace('"', "'", $posttext);
if ($builder != 'builder') {
$link .= api_get_self(
)."?action=closelesson&source_forum=".$_GET['source_forum']."&how=complete&id_in_path=$id_in_path&learnpath_id=$learnpath_id&type=Post&origin=$origin&posternom=$posternom&posterprenom=$posterprenom&posttime=$posttime&posttext=$posttext&posttitle=$posttitle#$id_in_path";
} else {
$link .= "../phpbb/viewtopic.php?topic=".$myrow["topic_id"]."&forum=".$myrow["forum_id"]."&md5=".$myrow["md5"];
}
break;
case 'Document':
$dbTable = Database::get_course_table(TABLE_DOCUMENT);
$result = Database::query("SELECT * FROM $dbTable WHERE id=$id");
$myrow = Database::fetch_array($result);
$pathname = explode('/', $myrow['path']); // Making a correct name for the link.
$last = count($pathname) - 1; // Making a correct name for the link.
$filename = $pathname[$last]; // Making a correct name for the link.
$sql = "select * from $tbl_lp_item where c_id = $course_id AND id=$id_in_path";
$result = Database::query($sql);
$row = Database::fetch_array($result);
if ($builder != 'builder') {
$link .= api_get_self(
)."?action=closelesson&source_forum=".$_GET['source_forum']."&how=complete&id_in_path=$id_in_path&learnpath_id=$learnpath_id&type=Document&origin=$origin&docurl=".$myrow["path"]."#$id_in_path";
} else {
$enableDocumentParsing = yes;
if (!$enableDocumentParsing) {
// This is the solution for the non-parsing version in the builder.
$file = urlencode($myrow['path']);
$link .= "../document/showinframes.php?file=$file";
} else {
$link .= "../document/download.php?doc_url=".$myrow['path'];
}
}
break;
case 'Assignments':
if ($builder != 'builder') {
$link .= api_get_self(
)."?action=closelesson&source_forum=".$_GET['source_forum']."&how=complete&id_in_path=$id_in_path&learnpath_id=$learnpath_id&type=Assignments&origin=$origin#$id_in_path";
} else {
$link .= "../work/work.php";
}
break;
case 'Dropbox':
if ($builder != 'builder') {
$link .= api_get_self(
)."?action=closelesson&source_forum=".$_GET['source_forum']."&how=complete&id_in_path=$id_in_path&learnpath_id=$learnpath_id&type=Dropbox&origin=$origin#$id_in_path";
} else {
$link .= "../dropbox/index.php";
}
break;
case 'Introduction_text':
if ($builder != 'builder') {
$link .= api_get_self(
)."?action=closelesson&source_forum=".$_GET['source_forum']."&how=complete&id_in_path=$id_in_path&learnpath_id=$learnpath_id&type=Introduction_text&origin=$origin#$id_in_path";
} else {
$s = api_get_path(WEB_COURSE_PATH)."$_cid/index.php?intro_cmdEdit=1";
$link .= $s;
}
break;
case 'Course_description':
if ($builder != 'builder') {
$link .= api_get_self(
)."?action=closelesson&source_forum=".$_GET['source_forum']."&how=complete&id_in_path=$id_in_path&learnpath_id=$learnpath_id&type=Course_description&origin=$origin#$id_in_path";
} else {
$s = api_get_path(WEB_CODE_PATH).'course_description';
$link .= $s;
}
break;
case 'Groups':
if ($builder != 'builder') {
$link .= api_get_self(
)."?action=closelesson&source_forum=".$_GET['source_forum']."&how=complete&id_in_path=$id_in_path&learnpath_id=$learnpath_id&type=Groups&origin=$origin#$id_in_path";
} else {
$link .= "../group/group.php?origin=$origin";
}
break;
case 'Users':
if ($builder != 'builder') {
$link .= api_get_self(
)."?action=closelesson&source_forum=".$_GET['source_forum']."&how=complete&id_in_path=$id_in_path&learnpath_id=$learnpath_id&type=Users&origin=$origin#$id_in_path";
} else {
$link .= "../user/user.php?origin=$origin";
}
break;
}
//end huge switch-statement
return $link;
}
/**
* This function is to remove an resource item from the array
*/
function remove_resource($resource_key)
{
$addedresource = $_SESSION['addedresource'];
$addedresourceid = $_SESSION['addedresourceid'];
unset($addedresource[$resource_key]);
unset($addedresourceid[$resource_key]);
$_SESSION['addedresource'] = $addedresource;
$_SESSION['addedresourceid'] = $addedresourceid;
}
/**
* This function is to show the button "click to add resource" on the tool page
* @author Patrick Cool , Ghent University
*/
function show_addresource_button($additionalparameters = '')
{
global $charset;
echo '';
}
/**
* This function is to delete ONE specific resource that were added to a specific item
* Deprecated
*/
/*
function delete_one_added_resource($source_type, $source_id, $resource_type, $resource_id) {
//echo "delete_one_added_resource";
$_course = api_get_course_info();
$TABLERESOURCE = $_course['dbNameGlu'].'resource';
$sql = "DELETE FROM $TABLERESOURCE WHERE source_type='$source_type' and source_id='$source_id' and resource_type='$resource_type' and resource_id='$resource_id'";
Database::query($sql);
}*/
/**
* This function is to delete the resources that were added to a specific item
*/
function delete_added_resource($type, $id)
{
$_course = api_get_course_info();
$course_id = api_get_course_int_id();
$TABLERESOURCE = Database::get_course_table(TABLE_LINKED_RESOURCES);
$sql = "DELETE FROM $TABLERESOURCE WHERE c_id = $course_id AND source_type='$type' and source_id='$id'";
Database::query($sql);
}
/**
* This function is te delete all resources of a specific type (only used in announcements -- delete all)
* Author : Frederik Vermeire
*/
function delete_all_resources_type($type)
{
$_course = api_get_course_info();
$course_id = api_get_course_int_id();
$TABLERESOURCE = Database::get_course_table(TABLE_LINKED_RESOURCES);
$sql = "DELETE FROM $TABLERESOURCE WHERE c_id = $course_id AND source_type='$type'";
Database::query($sql);
}
/**
* This function checks wether there are added resources or not
*/
function check_added_resources($type, $id)
{
$course_id = api_get_course_int_id();
$TABLERESOURCE = Database::get_course_table(TABLE_LINKED_RESOURCES);
$sql = "SELECT * FROM $TABLERESOURCE WHERE c_id = $course_id AND source_type='$type' and source_id='$id'";
$result = Database::query($sql);
$number_added = Database::num_rows($result);
if ($number_added != 0) {
return true;
} else {
return false;
}
}
/**
* this function is to load the resources that were added to a specific item
* into the session variables
*/
function edit_added_resources($type, $id)
{
$_course = api_get_course_info();
$course_id = api_get_course_int_id();
$TABLERESOURCE = Database::get_course_table(TABLE_LINKED_RESOURCES);
$sql = "SELECT * FROM $TABLERESOURCE WHERE c_id = $course_id AND source_type='$type' and source_id=$id";
$result = Database::query($sql);
while ($row = Database::fetch_array($result)) {
$addedresource[] = $row["resource_type"];
$addedresourceid[] = $row["resource_id"];
}
$_SESSION['addedresource'] = $addedresource;
$_SESSION['addedresourceid'] = $addedresourceid;
}
/**
* this function is store the modified resources
* first we delete all the added resources in the database,
* then we add all the resources from the session object.
*/
function update_added_resources($type, $id)
{
$_course = api_get_course_info();
$course_id = api_get_course_int_id();
$TABLERESOURCE = Database::get_course_table(TABLE_LINKED_RESOURCES);
// delete all the added resources for this item in the database;
$sql = "DELETE FROM $TABLERESOURCE WHERE c_id = $course_id AND source_type='$type' AND source_id='$id'";
//echo $sql;
Database::query($sql);
// Store the resources from the session into the database.
store_resources($type, $id);
//delete_added_resource_($type, $id);
unset_session_resources();
}
/**
* this function is to display the resources that were added to a specific item
*/
function display_added_resources($type, $id, $style = '')
{
$course_id = api_get_course_int_id();
// The array containing the icons
$arr_icons = array(
'Agenda' => '../img/agenda.gif',
'Ad Valvas' => '../img/valves.gif',
'Link' => '../img/links.gif',
'Exercise' => '../img/quiz.gif'
);
global $origin;
$TABLERESOURCE = Database::get_course_table(TABLE_LINKED_RESOURCES);
$sql = "SELECT * FROM $TABLERESOURCE WHERE c_id = $course_id AND source_type='$type' and source_id='$id'";
$result = Database::query($sql);
while ($row = Database::fetch_array($result)) {
if ($origin != 'learnpath') {
display_addedresource_link($row['resource_type'], $row['resource_id'], $style);
} else {
display_addedresource_link_in_learnpath(
$row['resource_type'],
$row['resource_id'],
'agendaitems',
'',
'builder',
'icon'
);
echo " ";
}
}
}
/**
* This function is to show the added resources when adding an item
* $showdeleteimg determine if the delete image should appear or not.
* deleting an added resource is only possible through the resource linker file itself
*/
function display_resources($showdeleteimg)
{
global $action;
global $resourceaction;
global $id;
global $locationkey;
global $source_id, $action, $learnpath_id, $chapter_id, $originalresource;
if ($resourceaction == 'removeresource') {
remove_resource($locationkey);
}
$addedresource = $_SESSION['addedresource'];
$addedresourceid = $_SESSION['addedresourceid'];
if (is_array($addedresource)) {
echo '
';
// if $_SERVER['REQUEST_URI'] contains and ?id=xx we have an edit and the url for deleting a session added resource
// should also contain this id.
$test = parse_url($_SERVER['REQUEST_URI']);
$output = array();
parse_str($test[query], $output);
if ($showdeleteimg == 1) {
echo " ";
}
echo '
';
next($addedresource);
}
echo '
';
} else { // it is a string
echo '';
}
} // end of the display_resources function
/**
* This function checks wether the link add resource should be displayed next the item in the linker page
* So we have to check if the specific id of that tool is already in the array of the added resources
* if it is already in, the link should not be showed since it would make it possible to add
* the same resource a second time (=duplication of added resources)
*/
function showorhide_addresourcelink($type, $id)
{
global $from_learnpath, $source_id, $action, $learnpath_id, $chapter_id, $originalresource, $folder, $content, $target;
$addedresource = $_SESSION['addedresource'];
$addedresourceid = $_SESSION['addedresourceid'];
if (is_array($_SESSION['addedresource'])) {
foreach ($addedresource as $toolcompare) {
if ($toolcompare == $type && $addedresourceid[key($addedresource)] == $id) {
$show = 0;
}
next($addedresource);
}
if ($from_learnpath) {
$lang_add_it_or_resource = get_lang('AddIt');
} else {
$lang_add_it_or_resource = get_lang('AddResource');
}
if ($show !== 0) {
if ($type == 'Document') {
echo "".$lang_add_it_or_resource."";
} else {
echo "".$lang_add_it_or_resource."";
}
}
} else { // if it is not an array, it is a string
if ($_SESSION['addedresource'] !== $type || $_SESSION['addedresourceid'] !== $id) {
if ($from_learnpath) {
$lang_add_it_or_resource = get_lang('AddIt');
} else {
$lang_add_it_or_resource = get_lang('AddResource');
}
echo "".$lang_add_it_or_resource."";
}
}
}
/**
* Gets the link to the given added resource.
*
* @author Patrick Cool , Ghent University
* @author Yannick Warnier , Dokeos - rebranding
* @param string Course code
* @param string The tool type (using constants declared in api.lib.php)
* @param integer The resource ID
* @param string Resource style (e.g. when a resource is hidden => the added resources should also be styled like they are hidden)
* @param boolean Open in a new window (true) or in the current frame/window (false)?
* @todo use the constants for the type definitions.
*/
function rl_get_html_resource_link($course_code, $type, $id, $style = '', $new_window = true)
{
$course_id = api_get_course_int_id();
// Styling the link of the added resource
if ($style != '') {
$styling = ' class="'.$style.'"';
}
if ($new_window) {
$target = ' target = "_blank" ';
} else {
$target = ' target = "_self" ';
}
$output = '';
switch ($type) {
case TOOL_CALENDAR_EVENT:
$TABLEAGENDA = Database::get_course_table(TABLE_AGENDA);
$result = Database::query("SELECT * FROM $TABLEAGENDA WHERE c_id = $course_id AND id=$id");
$myrow = Database::fetch_array($result);
$output = ' '.$myrow['title']." \n";
break;
case TOOL_ANNOUNCEMENT:
$tbl_announcement = Database::get_course_table(TABLE_ANNOUNCEMENT);
$result = Database::query("SELECT * FROM $tbl_announcement WHERE c_id = $course_id AND id=$id");
$myrow = Database::fetch_array($result);
$output = ' '.$myrow['title']." \n";
break;
case TOOL_LINK:
//doesn't take $target into account
$TABLETOOLLINK = Database::get_course_table(TABLE_LINK);
$result = Database::query("SELECT * FROM $TABLETOOLLINK WHERE c_id = $course_id AND id=$id");
$myrow = Database::fetch_array($result);
$output = ' '.$myrow['title']." \n";
break;
case TOOL_QUIZ:
$TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
$result = Database::query("SELECT * FROM $TBL_EXERCICES WHERE c_id = $course_id AND iid = $id");
$myrow = Database::fetch_array($result);
$output = ' '.$myrow['title']." \n";
break;
case TOOL_FORUM:
$TBL_FORUMS = Database::get_course_table(TABLE_FORUM);
$result = Database::query("SELECT * FROM $TBL_FORUMS WHERE c_id = $course_id AND forum_id=$id");
$myrow = Database::fetch_array($result);
$output = ' '.$myrow['forum_name']." \n";
break;
case TOOL_THREAD: //=topics
//$tbl_forum = Database::get_course_table(TABLE_FORUM);
//$tbl_thread = Database::get_course_table(TABLE_FORUM_THREAD);
$tbl_post = Database::get_course_table(TABLE_FORUM_POST);
// grabbing the title of the post
$sql_title = "SELECT * FROM $tbl_post WHERE c_id = $course_id AND post_id=".$id;
$result_title = Database::query($sql_title);
$myrow_title = Database::fetch_array($result_title);
$output = ' '.$myrow_title['post_title']." \n";
break;
case TOOL_POST:
$tbl_post = Database::get_course_table(TABLE_FORUM_POST);
//$tbl_post_text = Database::get_course_table(FORUM_POST_TEXT_TABLE);
$sql = "SELECT * FROM $tbl_post p WHERE c_id = $course_id AND p.post_id = $id";
$result = Database::query($sql);
$post = Database::fetch_array($result);
$output = ' '.$post['post_title']." \n";
break;
case TOOL_DOCUMENT:
$tbl_doc = Database::get_course_table(TABLE_DOCUMENT);
$result = Database::query("SELECT * FROM $tbl_doc WHERE c_id = $course_id AND id=$id");
$myrow = Database::fetch_array($result);
$pathname = explode('/', $myrow['path']); // Making a correct name for the link.
$last = count($pathname) - 1; // Making a correct name for the link.
$filename = $pathname[$last]; // Making a correct name for the link.
$image = FileManager::choose_image($filename);
$ext = explode('.', $filename);
$ext = strtolower($ext[sizeof($ext) - 1]);
$myrow['path'] = rawurlencode($myrow['path']);
$in_frames = in_array($ext, array('htm', 'html', 'gif', 'jpg', 'jpeg', 'png'));
$output = ' '.$filename." \n";
break;
/*
case 'Externallink':
$output = ' '.$id." \n";
break;
*/
}
return $output;
}
/**
* Returns an HTML-formatted link to a resource, to incorporate directly into
* the new learning path tool.
*
* The function is a big switch on tool type.
* In each case, we query the corresponding table for information and build the link
* with that information.
* @author Yannick Warnier - rebranding based on previous work (display_addedresource_link_in_learnpath())
* @param string Course code
* @param integer The learning path ID (in lp table)
* @param integer The database ID for that item in the lp_item table
* @param id - that is the correspondent id in the mirror tool (like Agenda item 2)
* @param id_in_path - the unique index in the items table
*/
function rl_get_resource_link_for_learnpath($course_id, $learnpath_id, $id_in_path)
{
$tbl_lp_item = Database::get_course_table(TABLE_LP_ITEM);
$course_info = api_get_course_info_by_id($course_id);
$course_id = $course_info['real_id'];
$course_code = $course_info['code'];
$session_id = api_get_session_id();
$learnpath_id = intval($learnpath_id);
$id_in_path = intval($id_in_path);
$sql_item = "SELECT * FROM $tbl_lp_item WHERE c_id = $course_id AND lp_id = $learnpath_id AND id = $id_in_path";
$res_item = Database::query($sql_item);
if (Database::num_rows($res_item) < 1) {
return -1;
} //exit
$row_item = Database::fetch_array($res_item);
$type = strtolower($row_item['item_type']);
$id = (strcmp($row_item['path'], '') == 0) ? '0' : $row_item['path'];
$origin = 'learnpath';
$main_dir_path = api_get_path(WEB_CODE_PATH);
$main_course_path = api_get_path(WEB_COURSE_PATH).$course_info['directory'].'/';
$link = '';
switch ($type) {
case 'dokeos_chapter':
$link .= $main_dir_path.'newscorm/blank.php';
case TOOL_CALENDAR_EVENT:
$link .= $main_dir_path.'calendar/agenda.php?origin='.$origin.'&agenda_id='.$id;
break;
case TOOL_ANNOUNCEMENT:
$link .= $main_dir_path.'announcements/announcements.php?origin='.$origin.'&ann_id='.$id;
break;
case TOOL_LINK:
$TABLETOOLLINK = Database::get_course_table(TABLE_LINK);
$result = Database::query("SELECT * FROM $TABLETOOLLINK WHERE c_id = $course_id AND id=$id");
$myrow = Database::fetch_array($result);
$thelink = $myrow["url"];
$link .= $thelink;
break;
case TOOL_QUIZ:
if (!empty($id)) {
$TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
$sql = "SELECT * FROM $TBL_EXERCICES WHERE c_id = $course_id AND iid = $id";
$result = Database::query($sql);
$myrow = Database::fetch_array($result);
if ($row_item['title'] != '') {
$myrow['title'] = $row_item['title'];
}
$link .= $main_dir_path.'exercice/overview.php?cidReq='.$course_code.'&session_id='.$session_id.'&lp_init=1&origin='.$origin.'&learnpath_id='.$learnpath_id.'&learnpath_item_id='.$id_in_path.'&exerciseId='.$id;
}
break;
case 'hotpotatoes': //lowercase because of strtolower above
$TBL_DOCUMENT = Database::get_course_table(TABLE_DOCUMENT);
$result = Database::query("SELECT * FROM ".$TBL_DOCUMENT." WHERE c_id = $course_id AND id=$id");
$myrow = Database::fetch_array($result);
$path = $myrow['path'];
$link .= $main_dir_path.'exercice/showinframes.php?file='.$path.''.
'&origin='.$origin.'&cid='.$course_code.'&uid='.api_get_user_id().''.
'&learnpath_id='.$learnpath_id.'&learnpath_item_id='.$id_in_path;
break;
case TOOL_FORUM:
$link .= $main_dir_path.'forum/viewforum.php?forum='.$id.'&lp=true&origin=learnpath';
break;
case TOOL_THREAD: //forum post
$tbl_topics = Database::get_course_table(TABLE_FORUM_THREAD);
if (!empty($id)) {
$sql = "SELECT * FROM $tbl_topics WHERE c_id = $course_id AND thread_id=$id";
$result = Database::query($sql);
$myrow = Database::fetch_array($result);
$link .= $main_dir_path.'forum/viewthread.php?origin=learnpath&thread='.$id.''.
'&forum='.$myrow['forum_id'].'&lp=true';
}
break;
case TOOL_POST:
$tbl_post = Database::get_course_table(TABLE_FORUM_POST);
$result = Database::query("SELECT * FROM $tbl_post WHERE c_id = $course_id AND post_id=$id");
$myrow = Database::fetch_array($result);
$title = $myrow['post_title'];
//$desc = $row_item['description'];
$posternom = $myrow['poster_name'];
$posttime = $myrow['post_date'];
$posttext = $myrow['post_text'];
$posttitle = $title;
$posttext = str_replace('"', "'", $posttext);
$link .= $main_dir_path.'forum/viewthread.php?post='.$id.''.
'&thread='.$myrow['thread_id'].'&forum='.$myrow['forum_id'].''.
'&lp=true';
break;
case TOOL_DOCUMENT:
$tbl_doc = Database::get_course_table(TABLE_DOCUMENT);
$sql = "SELECT * FROM $tbl_doc WHERE c_id = $course_id AND id=$id";
$result = Database::query($sql);
$myrow = Database::fetch_array($result);
$docurl = str_replace('%2F', '/', urlencode($myrow['path']));
$link .= $main_course_path.'document'.$docurl.'?'.api_get_cidreq();
$openmethod = 2;
$officedoc = false;
Session::write('openmethod', $openmethod);
Session::write('officedoc', $officedoc);
break;
case 'assignments':
$link .= $main_dir_path.'work/work.php?origin='.$origin;
break;
case TOOL_DROPBOX:
$link .= $main_dir_path.'dropbox/index.php?origin=learnpath';
break;
case 'introduction_text': //DEPRECATED
$link .= '';
break;
case TOOL_COURSE_DESCRIPTION:
$link .= $main_dir_path.'course_description?origin=learnpath';
break;
case TOOL_GROUP:
$link .= $main_dir_path.'group/group.php?origin='.$origin;
break;
case TOOL_USER:
$link .= $main_dir_path.'user/user.php?origin='.$origin;
break;
case 'student_publication' :
$link .= $main_dir_path.'work/work.php?origin=learnpath';
break;
} //end switch
return $link;
}
/**
* Gets the name of a resource (generally used in learnpath when no name is provided)
*
* @author Yannick Warnier , Dokeos - rebranding
* @param string Course code
* @param string The tool type (using constants declared in api.lib.php)
* @param integer The resource ID
*/
function rl_get_resource_name($course_code, $learnpath_id, $id_in_path)
{
$_course = api_get_course_info($course_code);
$course_id = $_course['real_id'];
$tbl_lp_item = Database::get_course_table(TABLE_LP_ITEM);
$sql_item = "SELECT item_type, title, ref FROM $tbl_lp_item WHERE c_id = $course_id AND lp_id = $learnpath_id AND id = $id_in_path";
$res_item = Database::query($sql_item);
if (Database::num_rows($res_item) < 1) {
return ''; //exit
}
$row_item = Database::fetch_array($res_item);
$type = strtolower($row_item['item_type']);
$id = $row_item['ref'];
$output = '';
switch ($type) {
case TOOL_CALENDAR_EVENT:
$TABLEAGENDA = Database::get_course_table(TABLE_AGENDA);
$result = Database::query("SELECT * FROM $TABLEAGENDA WHERE c_id = $course_id AND id=$id");
$myrow = Database::fetch_array($result);
$output = $myrow['title'];
break;
case TOOL_ANNOUNCEMENT:
$tbl_announcement = Database::get_course_table(TABLE_ANNOUNCEMENT);
$result = Database::query("SELECT * FROM $tbl_announcement WHERE c_id = $course_id AND id=$id");
$myrow = Database::fetch_array($result);
$output = $myrow['title'];
break;
case TOOL_LINK:
// Doesn't take $target into account.
$TABLETOOLLINK = Database::get_course_table(TABLE_LINK);
$result = Database::query("SELECT * FROM $TABLETOOLLINK WHERE c_id = $course_id AND id=$id");
$myrow = Database::fetch_array($result);
$output = $myrow['title'];
break;
case TOOL_QUIZ:
$TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
$result = Database::query("SELECT * FROM $TBL_EXERCICES WHERE c_id = $course_id AND iid = $id");
$myrow = Database::fetch_array($result);
$output = $myrow['title'];
break;
case TOOL_FORUM:
$TBL_FORUMS = Database::get_course_table(TABLE_FORUM);
$result = Database::query("SELECT * FROM $TBL_FORUMS WHERE c_id = $course_id AND forum_id=$id");
$myrow = Database::fetch_array($result);
$output = $myrow['forum_name'];
break;
case TOOL_THREAD: //=topics
$tbl_post = Database::get_course_table(TABLE_FORUM_POST);
// Grabbing the title of the post.
$sql_title = "SELECT * FROM $tbl_post WHERE c_id = $course_id AND post_id=".$id;
$result_title = Database::query($sql_title);
$myrow_title = Database::fetch_array($result_title);
$output = $myrow_title['post_title'];
break;
case TOOL_POST:
$tbl_post = Database::get_course_table(TABLE_FORUM_POST);
//$tbl_post_text = Database::get_course_table(FORUM_POST_TEXT_TABLE);
$sql = "SELECT * FROM $tbl_post p WHERE c_id = $course_id AND p.post_id = $id";
$result = Database::query($sql);
$post = Database::fetch_array($result);
$output = $post['post_title'];
break;
case 'dokeos_chapter':
$title = $row_item['title'];
if (!empty($title)) {
$output = $title;
} else {
$output = '-';
}
break;
case TOOL_DOCUMENT:
$title = $row_item['title'];
if (!empty($title)) {
$output = $title;
} else {
$output = '-';
}
break;
case 'hotpotatoes':
$tbl_doc = Database::get_course_table(TABLE_DOCUMENT);
$result = Database::query("SELECT * FROM $tbl_doc WHERE c_id = $course_id AND id=$id");
$myrow = Database::fetch_array($result);
$pathname = explode('/', $myrow['path']); // Making a correct name for the link.
$last = count($pathname) - 1; // Making a correct name for the link.
$filename = $pathname[$last]; // Making a correct name for the link.
$image = FileManager::choose_image($filename);
$ext = explode('.', $filename);
$ext = strtolower($ext[sizeof($ext) - 1]);
$myrow['path'] = rawurlencode($myrow['path']);
$in_frames = in_array($ext, array('htm', 'html', 'gif', 'jpg', 'jpeg', 'png'));
$output = $filename;
break;
/*
case 'externallink':
$output = ' '.$id." \n";
break;
*/
}
return stripslashes($output);
}