4.3,
* but this doesn't work as it should on Windows installations
*
* @param string $filename or boolean TRUE to return complete array
* @author ? first version
* @author Bert Vanderkimpen
*
*/
public static function file_get_mime_type ($filename) {
//all mime types in an array (from 1.6, this is the authorative source)
//please keep this alphabetical if you add something to this list!!!
$mime_types=array(
"ai" => "application/postscript",
"aif" => "audio/x-aiff",
"aifc" => "audio/x-aiff",
"aiff" => "audio/x-aiff",
"asf" => "video/x-ms-asf",
"asc" => "text/plain",
"au" => "audio/basic",
"avi" => "video/x-msvideo",
"bcpio" => "application/x-bcpio",
"bin" => "application/octet-stream",
"bmp" => "image/bmp",
"cdf" => "application/x-netcdf",
"class" => "application/octet-stream",
"cpio" => "application/x-cpio",
"cpt" => "application/mac-compactpro",
"csh" => "application/x-csh",
"css" => "text/css",
"dcr" => "application/x-director",
"dir" => "application/x-director",
"djv" => "image/vnd.djvu",
"djvu" => "image/vnd.djvu",
"dll" => "application/octet-stream",
"dmg" => "application/x-diskcopy",
"dms" => "application/octet-stream",
"doc" => "application/msword",
"dvi" => "application/x-dvi",
"dwg" => "application/vnd.dwg",
"dxf" => "application/vnd.dxf",
"dxr" => "application/x-director",
"eps" => "application/postscript",
"etx" => "text/x-setext",
"exe" => "application/octet-stream",
"ez" => "application/andrew-inset",
"gif" => "image/gif",
"gtar" => "application/x-gtar",
"gz" => "application/x-gzip",
"hdf" => "application/x-hdf",
"hqx" => "application/mac-binhex40",
"htm" => "text/html",
"html" => "text/html",
"ice" => "x-conference-xcooltalk",
"ief" => "image/ief",
"iges" => "model/iges",
"igs" => "model/iges",
"jar" => "application/java-archiver",
"jpe" => "image/jpeg",
"jpeg" => "image/jpeg",
"jpg" => "image/jpeg",
"js" => "application/x-javascript",
"kar" => "audio/midi",
"latex" => "application/x-latex",
"lha" => "application/octet-stream",
"lzh" => "application/octet-stream",
"m1a" => "audio/mpeg",
"m2a" => "audio/mpeg",
"m3u" => "audio/x-mpegurl",
"man" => "application/x-troff-man",
"me" => "application/x-troff-me",
"mesh" => "model/mesh",
"mid" => "audio/midi",
"midi" => "audio/midi",
"mov" => "video/quicktime",
"movie" => "video/x-sgi-movie",
"mp2" => "audio/mpeg",
"mp3" => "audio/mpeg",
"mp4" => "video/mpeg4-generic",
"mpa" => "audio/mpeg",
"mpe" => "video/mpeg",
"mpeg" => "video/mpeg",
"mpg" => "video/mpeg",
"mpga" => "audio/mpeg",
"ms" => "application/x-troff-ms",
"msh" => "model/mesh",
"mxu" => "video/vnd.mpegurl",
"nc" => "application/x-netcdf",
"oda" => "application/oda",
"pbm" => "image/x-portable-bitmap",
"pct" => "image/pict",
"pdb" => "chemical/x-pdb",
"pdf" => "application/pdf",
"pgm" => "image/x-portable-graymap",
"pgn" => "application/x-chess-pgn",
"pict" => "image/pict",
"png" => "image/png",
"pnm" => "image/x-portable-anymap",
"ppm" => "image/x-portable-pixmap",
"ppt" => "application/vnd.ms-powerpoint",
"pps" => "application/vnd.ms-powerpoint",
"ps" => "application/postscript",
"qt" => "video/quicktime",
"ra" => "audio/x-realaudio",
"ram" => "audio/x-pn-realaudio",
"rar" => "image/x-rar-compressed",
"ras" => "image/x-cmu-raster",
"rgb" => "image/x-rgb",
"rm" => "audio/x-pn-realaudio",
"roff" => "application/x-troff",
"rpm" => "audio/x-pn-realaudio-plugin",
"rtf" => "text/rtf",
"rtx" => "text/richtext",
"sgm" => "text/sgml",
"sgml" => "text/sgml",
"sh" => "application/x-sh",
"shar" => "application/x-shar",
"silo" => "model/mesh",
"sib" => "application/X-Sibelius-Score",
"sit" => "application/x-stuffit",
"skd" => "application/x-koan",
"skm" => "application/x-koan",
"skp" => "application/x-koan",
"skt" => "application/x-koan",
"smi" => "application/smil",
"smil" => "application/smil",
"snd" => "audio/basic",
"so" => "application/octet-stream",
"spl" => "application/x-futuresplash",
"src" => "application/x-wais-source",
"sv4cpio" => "application/x-sv4cpio",
"sv4crc" => "application/x-sv4crc",
"svf" => "application/vnd.svf",
"swf" => "application/x-shockwave-flash",
"sxc" => "application/vnd.sun.xml.calc",
"sxi" => "application/vnd.sun.xml.impress",
"sxw" => "application/vnd.sun.xml.writer",
"t" => "application/x-troff",
"tar" => "application/x-tar",
"tcl" => "application/x-tcl",
"tex" => "application/x-tex",
"texi" => "application/x-texinfo",
"texinfo" => "application/x-texinfo",
"tga" => "image/x-targa",
"tif" => "image/tif",
"tiff" => "image/tiff",
"tr" => "application/x-troff",
"tsv" => "text/tab-seperated-values",
"txt" => "text/plain",
"ustar" => "application/x-ustar",
"vcd" => "application/x-cdlink",
"vrml" => "model/vrml",
"wav" => "audio/x-wav",
"wbmp" => "image/vnd.wap.wbmp",
"wbxml" => "application/vnd.wap.wbxml",
"wml" => "text/vnd.wap.wml",
"wmlc" => "application/vnd.wap.wmlc",
"wmls" => "text/vnd.wap.wmlscript",
"wmlsc" => "application/vnd.wap.wmlscriptc",
"wma" => "video/x-ms-wma",
"wmv" => "audio/x-ms-wmv",
"wrl" => "model/vrml",
"xbm" => "image/x-xbitmap",
"xht" => "application/xhtml+xml",
"xhtml" => "application/xhtml+xml",
"xls" => "application/vnd.ms-excel",
"xml" => "text/xml",
"xpm" => "image/x-xpixmap",
"xsl" => "text/xml",
"xwd" => "image/x-windowdump",
"xyz" => "chemical/x-xyz",
"zip" => "application/zip"
);
if ($filename === TRUE)
{
return $mime_types;
}
//get the extension of the file
$extension = explode('.', $filename);
//$filename will be an array if a . was found
if (is_array($extension))
{
$extension = (strtolower($extension[sizeof($extension) - 1]));
}
//file without extension
else
{
$extension = 'empty';
}
//if the extension is found, return the content type
if (isset ($mime_types[$extension]))
return $mime_types[$extension];
//else return octet-stream
return "application/octet-stream";
}
/**
* @return true if the user is allowed to see the document, false otherwise
* @author Sergio A Kessler, first version
* @author Roan Embrechts, bugfix
* @todo ??not only check if a file is visible, but also check if the user is allowed to see the file??
*/
public static function file_visible_to_user ($this_course, $doc_url) {
$current_session_id = api_get_session_id();
$is_allowed_to_edit = api_is_allowed_to_edit(null,true);
if ($is_allowed_to_edit)
{
return true;
}
else
{
$tbl_document = Database::get_course_table(TABLE_DOCUMENT);
$tbl_item_property = $this_course.'item_property';
$doc_url = Database::escape_string($doc_url);
//$doc_url = addslashes($doc_url);
$query = "SELECT 1 FROM $tbl_document AS docs,$tbl_item_property AS props
WHERE props.tool = 'document' AND docs.id=props.ref AND props.visibility <> '1' AND docs.path = '$doc_url'";
//echo $query;
$result = Database::query($query);
return (Database::num_rows($result) == 0);
}
}
/**
* This function streams a file to the client
*
* @param string $full_file_name
* @param boolean $forced
* @param string $name
* @return false if file doesn't exist, true if stream succeeded
*/
public static function file_send_for_download ($full_file_name, $forced = false, $name = '') {
if (!is_file($full_file_name))
{
return false;
}
$filename = ($name == '') ? basename($full_file_name) : $name;
$len = filesize($full_file_name);
if ($forced)
{
//force the browser to save the file instead of opening it
header('Content-type: application/octet-stream');
//header('Content-Type: application/force-download');
header('Content-length: '.$len);
if (preg_match("/MSIE 5.5/", $_SERVER['HTTP_USER_AGENT']))
{
header('Content-Disposition: filename= '.$filename);
}
else
{
header('Content-Disposition: attachment; filename= '.$filename);
}
if (strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE'))
{
header('Pragma: ');
header('Cache-Control: ');
header('Cache-Control: public'); // IE cannot download from sessions without a cache
}
header('Content-Description: '.$filename);
header('Content-transfer-encoding: binary');
$fp = fopen($full_file_name, 'r');
fpassthru($fp);
return true;
}
else
{
//no forced download, just let the browser decide what to do according to the mimetype
$content_type = self::file_get_mime_type($filename);
header('Expires: Wed, 01 Jan 1990 00:00:00 GMT');
header('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT');
// Commented to avoid double caching declaration when playing with IE and HTTPS
//header('Cache-Control: no-cache, must-revalidate');
//header('Pragma: no-cache');
header('Content-type: '.$content_type);
header('Content-Length: '.$len);
$user_agent = strtolower($_SERVER['HTTP_USER_AGENT']);
if (strpos($user_agent, 'msie'))
{
header('Content-Disposition: ; filename= '.$filename);
}
else
{
header('Content-Disposition: inline; filename= '.$filename);
}
readfile($full_file_name);
return true;
}
}
/**
* This function streams a string to the client for download.
* You have to ensure that the calling script then stops processing (exit();)
* otherwise it may cause subsequent use of the page to want to download
* other pages in php rather than interpreting them.
*
* @param string The string contents
* @param boolean Whether "save" mode is forced (or opening directly authorized)
* @param string The name of the file in the end (including extension)
* @return false if file doesn't exist, true if stream succeeded
*/
public static function string_send_for_download ($full_string, $forced = false, $name = '') {
$filename = $name;
$len = strlen($full_string);
if ($forced)
{
//force the browser to save the file instead of opening it
header('Content-type: application/octet-stream');
//header('Content-Type: application/force-download');
header('Content-length: '.$len);
if (preg_match("/MSIE 5.5/", $_SERVER['HTTP_USER_AGENT']))
{
header('Content-Disposition: filename= '.$filename);
}
else
{
header('Content-Disposition: attachment; filename= '.$filename);
}
if (strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE'))
{
header('Pragma: ');
header('Cache-Control: ');
header('Cache-Control: public'); // IE cannot download from sessions without a cache
}
header('Content-Description: '.$filename);
header('Content-transfer-encoding: binary');
//$fp = fopen($full_string, 'r');
//fpassthru($fp);
echo $full_string;
return true;
//You have to ensure that the calling script then stops processing (exit();)
//otherwise it may cause subsequent use of the page to want to download
//other pages in php rather than interpreting them.
}
else
{
//no forced download, just let the browser decide what to do according to the mimetype
$content_type = self::file_get_mime_type($filename);
header('Expires: Wed, 01 Jan 1990 00:00:00 GMT');
header('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT');
header('Cache-Control: no-cache, must-revalidate');
header('Pragma: no-cache');
header('Content-type: '.$content_type);
header('Content-Length: '.$len);
$user_agent = strtolower($_SERVER['HTTP_USER_AGENT']);
if (strpos($user_agent, 'msie'))
{
header('Content-Disposition: ; filename= '.$filename);
}
else
{
header('Content-Disposition: inline; filename= '.$filename);
}
echo($full_string);
//You have to ensure that the calling script then stops processing (exit();)
//otherwise it may cause subsequent use of the page to want to download
//other pages in php rather than interpreting them.
return true;
}
}
/**
* Fetches all document data for the given user/group
*
* @param array $_course
* @param string $path
* @param int $to_group_id
* @param int $to_user_id
* @param boolean $can_see_invisible
* @return array with all document data
*/
public static function get_all_document_data ($_course, $path = '/', $to_group_id = 0, $to_user_id = NULL, $can_see_invisible = false) {
$TABLE_ITEMPROPERTY = Database::get_course_table(TABLE_ITEM_PROPERTY, $_course['dbName']);
$TABLE_DOCUMENT = Database::get_course_table(TABLE_DOCUMENT, $_course['dbName']);
$TABLE_COURSE = Database::get_main_table(TABLE_MAIN_COURSE);
//if to_user_id = NULL -> change query (IS NULL)
//$to_user_id = (is_null($to_user_id))?'IS NULL':'= '.$to_user_id;
if (!is_null($to_user_id))
{
$to_field = 'last.to_user_id';
$to_value = $to_user_id;
}
else
{
$to_field = 'last.to_group_id';
$to_value = $to_group_id;
}
//escape underscores in the path so they don't act as a wildcard
$path = Database::escape_string(str_replace('_', '\_', $path));
$to_user_id = Database::escape_string($to_user_id);
$to_value = Database::escape_string($to_value);
//if they can't see invisible files, they can only see files with visibility 1
$visibility_bit = ' = 1';
//if they can see invisible files, only deleted files (visibility 2) are filtered out
if ($can_see_invisible)
{
$visibility_bit = ' <> 2';
}
//the given path will not end with a slash, unless it's the root '/'
//so no root -> add slash
$added_slash = ($path == '/') ? '' : '/';
//condition for the session
$current_session_id = api_get_session_id();
$condition_session = " AND (id_session = '$current_session_id' OR id_session = '0')";
$sql = "SELECT docs.id, docs.filetype, docs.path, docs.title, docs.comment, docs.size, docs.readonly, last.visibility
FROM ".$TABLE_ITEMPROPERTY." AS last, ".$TABLE_DOCUMENT." AS docs
WHERE docs.id = last.ref
AND docs.path LIKE '".$path.$added_slash."%'
AND docs.path NOT LIKE '".$path.$added_slash."%/%'
AND last.tool = '".TOOL_DOCUMENT."'
AND ".$to_field." = ".$to_value."
AND last.visibility".$visibility_bit . $condition_session;
$result = Database::query($sql);
if ($result && Database::num_rows($result) != 0)
{
while ($row = Database::fetch_array($result,'ASSOC'))
//while ($row = Database::fetch_array($result, 'NUM'))
{
if($row['filetype']=='file' && pathinfo($row['path'],PATHINFO_EXTENSION)=='html'){
//Templates management
$table_template = Database::get_main_table(TABLE_MAIN_TEMPLATES);
$sql_is_template = "SELECT id FROM $table_template
WHERE course_code='".$_course['id']."'
AND user_id='".api_get_user_id()."'
AND ref_doc='".$row['id']."'";
$template_result = Database::query($sql_is_template);
if(Database::num_rows($template_result)>0){
$row['is_template'] = 1;
}
else{
$row['is_template'] = 0;
}
}
$document_data[$row['id']] = $row;
//$document_data[] = $row;
}
return $document_data;
}
else
{
//display_error("Error getting document info from database (".Database::error().")!");
return false;
}
}
/**
* Gets the paths of all folders in a course
* can show all folders (exept for the deleted ones) or only visible ones
* @param array $_course
* @param boolean $can_see_invisible
* @param int $to_group_id
* @return array with paths
*/
public static function get_all_document_folders ($_course, $to_group_id = '0', $can_see_invisible = false) {
$TABLE_ITEMPROPERTY = Database::get_course_table(TABLE_ITEM_PROPERTY, $_course['dbName']);
$TABLE_DOCUMENT = Database::get_course_table(TABLE_DOCUMENT, $_course['dbName']);
/*if(empty($doc_url)){
$to_group_id = '0';
} else {
$to_group_id = Database::escape_string($to_group_id);
}*/
if (!empty($to_group_id)) {
$to_group_id = intval($to_group_id);
}
if ($can_see_invisible)
{
//condition for the session
$session_id = api_get_session_id();
$condition_session = api_get_session_condition($session_id);
$sql = "SELECT path
FROM ".$TABLE_ITEMPROPERTY." AS last, ".$TABLE_DOCUMENT." AS docs
WHERE docs.id = last.ref
AND docs.filetype = 'folder'
AND last.tool = '".TOOL_DOCUMENT."'
AND last.to_group_id = ".$to_group_id."
AND last.visibility <> 2 $condition_session";
$result = Database::query($sql);
if ($result && Database::num_rows($result) != 0)
{
while ($row = Database::fetch_array($result,'ASSOC'))
{
$document_folders[] = $row['path'];
}
//sort($document_folders);
natsort($document_folders);
//return results
return $document_folders;
}
else
{
return false;
}
}
//no invisible folders
else
{
//condition for the session
$session_id = api_get_session_id();
$condition_session = api_get_session_condition($session_id);
//get visible folders
$visible_sql = "SELECT path
FROM ".$TABLE_ITEMPROPERTY." AS last, ".$TABLE_DOCUMENT." AS docs
WHERE docs.id = last.ref
AND docs.filetype = 'folder'
AND last.tool = '".TOOL_DOCUMENT."'
AND last.to_group_id = ".$to_group_id."
AND last.visibility = 1 $condition_session";
$visibleresult = Database::query($visible_sql);
while ($all_visible_folders = Database::fetch_array($visibleresult,'ASSOC'))
{
$visiblefolders[] = $all_visible_folders['path'];
//echo "visible folders: ".$all_visible_folders['path']."
";
}
//condition for the session
$session_id = api_get_session_id();
$condition_session = api_get_session_condition($session_id);
//get invisible folders
$invisible_sql = "SELECT path
FROM ".$TABLE_ITEMPROPERTY." AS last, ".$TABLE_DOCUMENT." AS docs
WHERE docs.id = last.ref
AND docs.filetype = 'folder'
AND last.tool = '".TOOL_DOCUMENT."'
AND last.to_group_id = ".$to_group_id."
AND last.visibility = 0 $condition_session";
$invisibleresult = Database::query($invisible_sql);
while ($invisible_folders = Database::fetch_array($invisibleresult,'ASSOC'))
{
//condition for the session
$session_id = api_get_session_id();
$condition_session = api_get_session_condition($session_id);
//get visible folders in the invisible ones -> they are invisible too
//echo "invisible folders: ".$invisible_folders['path']."
";
$folder_in_invisible_sql = "SELECT path
FROM ".$TABLE_ITEMPROPERTY." AS last, ".$TABLE_DOCUMENT." AS docs
WHERE docs.id = last.ref
AND docs.path LIKE '".Database::escape_string($invisible_folders['path'])."/%'
AND docs.filetype = 'folder'
AND last.tool = '".TOOL_DOCUMENT."'
AND last.to_group_id = ".$to_group_id."
AND last.visibility = 1 $condition_session";
$folder_in_invisible_result = Database::query($folder_in_invisible_sql);
while ($folders_in_invisible_folder = Database::fetch_array($folder_in_invisible_result,'ASSOC'))
{
$invisiblefolders[] = $folders_in_invisible_folder['path'];
//echo "
folders in invisible folders: ".$folders_in_invisible_folder['path']."
";
}
}
//if both results are arrays -> //calculate the difference between the 2 arrays -> only visible folders are left :)
if (is_array($visiblefolders) && is_array($invisiblefolders))
{
$document_folders = array_diff($visiblefolders, $invisiblefolders);
//sort($document_folders);
natsort($document_folders);
return $document_folders;
}
//only visible folders found
elseif (is_array($visiblefolders))
{
//sort($visiblefolders);
natsort($visiblefolders);
return $visiblefolders;
}
//no visible folders found
else
{
return false;
}
}
}
/**
* This check if a document has the readonly property checked, then see if the user
* is the owner of this file, if all this is true then return true.
*
* @param array $_course
* @param int $user_id id of the current user
* @param string $file path stored in the database
* @param int $document_id in case you dont have the file path ,insert the id of the file here and leave $file in blank ''
* @return boolean true/false
**/
public static function check_readonly ($_course,$user_id,$file,$document_id='',$to_delete=false) {
if(!(!empty($document_id) && is_numeric($document_id)))
{
$document_id = self::get_document_id($_course, $file);
}
$TABLE_PROPERTY = Database::get_course_table(TABLE_ITEM_PROPERTY, $_course['dbName']);
$TABLE_DOCUMENT = Database::get_course_table(TABLE_DOCUMENT, $_course['dbName']);
if ($to_delete)
{
if (self::is_folder($_course, $document_id))
{
if (!empty($file))
{
$path = Database::escape_string($file);
$what_to_check_sql = "SELECT td.id, readonly, tp.insert_user_id FROM ".$TABLE_DOCUMENT." td , $TABLE_PROPERTY tp
WHERE tp.ref= td.id and (path='".$path."' OR path LIKE BINARY '".$path."/%' ) ";
//get all id's of documents that are deleted
$what_to_check_result = Database::query($what_to_check_sql);
if ($what_to_check_result && Database::num_rows($what_to_check_result) != 0)
{
// file with readonly set to 1 exist?
$readonly_set=false;
while ($row = Database::fetch_array($what_to_check_result))
{
//query to delete from item_property table
//echo $row['id']; echo "
";
if ($row['readonly']==1)
{
if (!($row['insert_user_id'] == $user_id))
{
$readonly_set=true;
break;
}
}
}
if ($readonly_set)
{
return true;
}
}
}
return false;
}
}
if (!empty($document_id))
{
$sql= 'SELECT a.insert_user_id, b.readonly FROM '.$TABLE_PROPERTY.' a,'.$TABLE_DOCUMENT.' b
WHERE a.ref = b.id and a.ref='.$document_id.' LIMIT 1';
$resultans = Database::query($sql);
$doc_details = Database ::fetch_array($resultans,'ASSOC');
if($doc_details['readonly']==1)
{
if ( $doc_details['insert_user_id'] == $user_id || api_is_platform_admin() )
{
return false;
}
else
{
return true;
}
}
}
return false;
}
/**
* This check if a document is a folder or not
* @param array $_course
* @param int $document_id of the item
* @return boolean true/false
**/
public static function is_folder ($_course, $document_id) {
$TABLE_DOCUMENT = Database::get_course_table(TABLE_DOCUMENT, $_course['dbName']);
//if (!empty($document_id))
$document_id = Database::escape_string($document_id);
$resultans = Database::query('SELECT filetype FROM '.$TABLE_DOCUMENT.' WHERE id='.$document_id.'');
$result= Database::fetch_array($resultans,'ASSOC');
if ($result['filetype']=='folder') {
return true;
} else {
return false;
}
}
/**
* This deletes a document by changing visibility to 2, renaming it to filename_DELETED_#id
* Files/folders that are inside a deleted folder get visibility 2
*
* @param array $_course
* @param string $path, path stored in the database
* @param string ,$base_work_dir, path to the documents folder
* @return boolean true/false
* @todo now only files/folders in a folder get visibility 2, we should rename them too.
*/
public static function delete_document ($_course, $path, $base_work_dir) {
$TABLE_DOCUMENT = Database :: get_course_table(TABLE_DOCUMENT, $_course['dbName']);
$TABLE_ITEMPROPERTY = Database :: get_course_table(TABLE_ITEM_PROPERTY, $_course['dbName']);
//first, delete the actual document...
$document_id = self :: get_document_id($_course, $path);
$new_path = $path.'_DELETED_'.$document_id;
$current_session_id = api_get_session_id();
if ($document_id)
{
if (api_get_setting('permanently_remove_deleted_files') == 'true') //deleted files are *really* deleted
{
$what_to_delete_sql = "SELECT id FROM ".$TABLE_DOCUMENT." WHERE path='".$path."' OR path LIKE BINARY '".$path."/%'";
//get all id's of documents that are deleted
$what_to_delete_result = Database::query($what_to_delete_sql);
if ($what_to_delete_result && Database::num_rows($what_to_delete_result) != 0)
{
//needed to deleted medadata
require_once (api_get_path(SYS_CODE_PATH).'metadata/md_funcs.php');
require_once(api_get_path(LIBRARY_PATH).'fileManage.lib.php');
$mdStore = new mdstore(TRUE);
//delete all item_property entries
while ($row = Database::fetch_array($what_to_delete_result))
{
//query to delete from item_property table
//avoid wrong behavior
//$remove_from_item_property_sql = "DELETE FROM ".$TABLE_ITEMPROPERTY." WHERE ref = ".$row['id']." AND tool='".TOOL_DOCUMENT."'";
api_item_property_update($_course, TOOL_DOCUMENT, $row['id'], 'delete', api_get_user_id(),null,null,null,null,$current_session_id);
//query to delete from document table
$remove_from_document_sql = "DELETE FROM ".$TABLE_DOCUMENT." WHERE id = ".$row['id']."";
self::unset_document_as_template($row['id'],$_course, api_get_user_id());
//echo($remove_from_item_property_sql.'
');
//Database::query($remove_from_item_property_sql);
//echo($remove_from_document_sql.'
');
Database::query($remove_from_document_sql);
//delete metadata
$eid = 'Document'.'.'.$row['id'];
$mdStore->mds_delete($eid);
$mdStore->mds_delete_offspring($eid);
}
self::delete_document_from_search_engine(api_get_course_id(), $document_id);
//delete documents, do it like this so metadata get's deleted too
//update_db_info('delete', $path);
//throw it away
my_delete($base_work_dir.$path);
return true;
}
else
{
return false;
}
}
else //set visibility to 2 and rename file/folder to qsdqsd_DELETED_#id
{
if (api_item_property_update($_course, TOOL_DOCUMENT, $document_id, 'delete', api_get_user_id(),null,null,null,null,$current_session_id))
{
//echo('item_property_update OK');
if (is_file($base_work_dir.$path) || is_dir($base_work_dir.$path) )
{
if(rename($base_work_dir.$path, $base_work_dir.$new_path))
{
self::unset_document_as_template($document_id, api_get_course_id(), api_get_user_id());
$sql = "UPDATE $TABLE_DOCUMENT set path='".$new_path."' WHERE id='".$document_id."'";
if (Database::query($sql))
{
//if it is a folder it can contain files
$sql = "SELECT id,path FROM ".$TABLE_DOCUMENT." WHERE path LIKE BINARY '".$path."/%'";
$result = Database::query($sql);
if ($result && Database::num_rows($result) > 0)
{
while ($deleted_items = Database::fetch_array($result,'ASSOC'))
{
//echo('to delete also: id '.$deleted_items['id']);
api_item_property_update($_course, TOOL_DOCUMENT, $deleted_items['id'], 'delete', api_get_user_id(),null,null,null,null,$current_session_id);
//Change path of subfolders and documents in database
$old_item_path = $deleted_items['path'];
$new_item_path = $new_path.substr($old_item_path, strlen($path));
/*/
* trying to fix this bug FS#2681
echo $base_work_dir.$old_item_path;
echo "
";
echo $base_work_dir.$new_item_path;
echo "
";echo "
";
rename($base_work_dir.$old_item_path, $base_work_dir.$new_item_path);
*/
self::unset_document_as_template($deleted_items['id'], api_get_course_id(), api_get_user_id());
$sql = "UPDATE $TABLE_DOCUMENT set path = '".$new_item_path."' WHERE id = ".$deleted_items['id'];
Database::query($sql);
}
}
self::delete_document_from_search_engine(api_get_course_id(), $document_id);
return true;
}
}
else
{
//Couldn't rename - file permissions problem?
error_log(__FILE__.' '.__LINE__.': Error renaming '.$base_work_dir.$path.' to '.$base_work_dir.$new_path.'. This is probably due to file permissions',0);
}
}
else
{ //echo $base_work_dir.$path;
//The file or directory isn't there anymore (on the filesystem)
// This means it has been removed externally. To prevent a
// blocking error from happening, we drop the related items from the
// item_property and the document table.
error_log(__FILE__.' '.__LINE__.': System inconsistency detected. The file or directory '.$base_work_dir.$path.' seems to have been removed from the filesystem independently from the web platform. To restore consistency, the elements using the same path will be removed from the database',0);
$sql = "SELECT id FROM $TABLE_DOCUMENT WHERE path='".$path."' OR path LIKE BINARY '".$path."/%'";
$res = Database::query($sql);
self::delete_document_from_search_engine(api_get_course_id(), $document_id);
while ( $row = Database::fetch_array($res) )
{
$sqlipd = "DELETE FROM $TABLE_ITEMPROPERTY WHERE ref = ".$row['id']." AND tool='".TOOL_DOCUMENT."'";
$resipd = Database::query($sqlipd);
self::unset_document_as_template($row['id'],api_get_course_id(), api_get_user_id());
$sqldd = "DELETE FROM $TABLE_DOCUMENT WHERE id = ".$row['id'];
$resdd = Database::query($sqldd);
}
}
}
}
}
return false;
}
/**
* Removes documents from search engine database
*
* @param string $course_id Course code
* @param int $document_id Document id to delete
*/
public static function delete_document_from_search_engine ($course_id, $document_id) {
// remove from search engine if enabled
if (api_get_setting('search_enabled') == 'true') {
$tbl_se_ref = Database::get_main_table(TABLE_MAIN_SEARCH_ENGINE_REF);
$sql = 'SELECT * FROM %s WHERE course_code=\'%s\' AND tool_id=\'%s\' AND ref_id_high_level=%s LIMIT 1';
$sql = sprintf($sql, $tbl_se_ref, $course_id, TOOL_DOCUMENT, $document_id);
$res = Database::query($sql);
if (Database::num_rows($res) > 0) {
$row2 = Database::fetch_array($res);
require_once(api_get_path(LIBRARY_PATH) .'search/DokeosIndexer.class.php');
$di = new DokeosIndexer();
$di->remove_document((int)$row2['search_did']);
}
$sql = 'DELETE FROM %s WHERE course_code=\'%s\' AND tool_id=\'%s\' AND ref_id_high_level=%s LIMIT 1';
$sql = sprintf($sql, $tbl_se_ref, $course_id, TOOL_DOCUMENT, $document_id);
Database::query($sql);
// remove terms from db
require_once(api_get_path(LIBRARY_PATH) .'specific_fields_manager.lib.php');
delete_all_values_for_item($course_id, TOOL_DOCUMENT, $document_id);
}
}
/**
* Gets the id of a document with a given path
*
* @param array $_course
* @param string $path
* @return int id of document / false if no doc found
*/
public static function get_document_id ($_course, $path) {
$TABLE_DOCUMENT = Database :: get_course_table(TABLE_DOCUMENT, $_course['dbName']);
$path = Database::escape_string($path);
$sql = "SELECT id FROM $TABLE_DOCUMENT WHERE path LIKE BINARY '$path'";
$result = Database::query($sql);
if ($result && Database::num_rows($result) == 1) {
$row = Database::fetch_array($result);
return $row[0];
} else {
return false;
}
}
/**
* Allow to set a specific document as a new template for FCKEditor for a particular user in a particular course
*
* @param string $title
* @param string $description
* @param int $document_id_for_template the document id
* @param string $couse_code
* @param int $user_id
*/
public static function set_document_as_template ($title, $description, $document_id_for_template, $couse_code, $user_id, $image) {
// Database table definition
$table_template = Database::get_main_table(TABLE_MAIN_TEMPLATES);
// creating the sql statement
$sql = "INSERT INTO ".$table_template."
(title, description, course_code, user_id, ref_doc, image)
VALUES (
'".Database::escape_string($title)."',
'".Database::escape_string($description)."',
'".Database::escape_string($couse_code)."',
'".Database::escape_string($user_id)."',
'".Database::escape_string($document_id_for_template)."',
'".Database::escape_string($image)."')";
Database::query($sql);
return true;
}
/**
* Unset a document as template
*
* @param int $document_id
* @param string $couse_code
* @param int $user_id
*/
public static function unset_document_as_template ($document_id, $course_code, $user_id) {
$table_template = Database::get_main_table(TABLE_MAIN_TEMPLATES);
$course_code = Database::escape_string($course_code);
$user_id = Database::escape_string($user_id);
$document_id = Database::escape_string($document_id);
$sql = 'SELECT id FROM '.$table_template.' WHERE course_code="'.$course_code.'" AND user_id="'.$user_id.'" AND ref_doc="'.$document_id.'"';
$result = Database::query($sql);
$template_id = Database::result($result,0,0);
include_once(api_get_path(LIBRARY_PATH) . 'fileManage.lib.php');
my_delete(api_get_path(SYS_CODE_PATH).'upload/template_thumbnails/'.$template_id.'.jpg');
$sql = 'DELETE FROM '.$table_template.' WHERE course_code="'.$course_code.'" AND user_id="'.$user_id.'" AND ref_doc="'.$document_id.'"';
Database::query($sql);
}
/**
* return true if the documentpath have visibility=1 as item_property
*
* @param string $document_path the relative complete path of the document
* @param array $course the _course array info of the document's course
*/
public static function is_visible ($doc_path, $course) {
$docTable = Database::get_course_table(TABLE_DOCUMENT, $course['dbName']);
$propTable = Database::get_course_table(TABLE_ITEM_PROPERTY, $course['dbName']);
//note the extra / at the end of doc_path to match every path in the
// document table that is part of the document path
$doc_path = Database::escape_string($doc_path);
$sql = "SELECT path FROM $docTable d, $propTable ip " .
"where d.id=ip.ref AND ip.tool='".TOOL_DOCUMENT."' AND d.filetype='file' AND visibility=0 AND ".
"locate(concat(path,'/'),'".$doc_path."/')=1";
$result = Database::query($sql);
if (Database::num_rows($result) > 0){
$row = Database::fetch_array($result);
//echo "$row[0] not visible";
return false;
}
//improved protection of documents viewable directly through the url: incorporates the same protections of the course at the url of documents: access allowed for the whole world Open, access allowed for users registered on the platform Private access, document accessible only to course members (see the Users list), Completely closed; the document is only accessible to the course admin and teaching assistants.
if ($_SESSION ['is_allowed_in_course'] || api_is_platform_admin())
{
return true; // ok, document is visible
}
else
{
return false;
}
}
/**
* Gets the list of included resources as a list of absolute or relative paths from a html file or string html
* This allows for a better SCORM export or replace urls inside content html from copy course
* The list will generally include pictures, flash objects, java applets, or any other
* stuff included in the source of the current item. The current item is expected
* to be an HTML file or string html. If it is not, then the function will return and empty list.
* @param string source html (content or path)
* @param bool is file or string html
* @param string type (one of the Dokeos tools) - optional (otherwise takes the current item's type)
* @param int level of recursivity we're in
* @return array List of file paths. An additional field containing 'local' or 'remote' helps determine if the file should be copied into the zip or just linked
*/
function get_resources_from_source_html($source_html, $is_file = false, $type=null, $recursivity=1)
{
$max = 5;
$attributes = array();
$wanted_attributes = array('src','url','@import','href','value');
$abs_path = '';
if ($recursivity > $max) {
return array();
}
if (!isset($type)) {
$type = TOOL_DOCUMENT;
}
if (!$is_file) {
$attributes = DocumentManager::parse_HTML_attributes($source_html,$wanted_attributes);
} else {
if (is_file($source_html)) {
$abs_path = $source_html;
//for now, read the whole file in one go (that's gonna be a problem when the file is too big)
$info = pathinfo($abs_path);
$ext = $info['extension'];
switch (strtolower($ext)) {
case 'html' :
case 'htm' :
case 'shtml':
case 'css' : $file_content = file_get_contents($abs_path);
//get an array of attributes from the HTML source
$attributes = DocumentManager::parse_HTML_attributes($file_content,$wanted_attributes);
break;
default : break;
}
} else {
return false;
}
}
switch($type)
{
case TOOL_DOCUMENT :
case TOOL_QUIZ:
case 'sco':
foreach($wanted_attributes as $attr)
{
if(isset($attributes[$attr]))
{
//find which kind of path these are (local or remote)
$sources = $attributes[$attr];
foreach($sources as $source)
{
//skip what is obviously not a resource
if(strpos($source,"+this.")) continue; //javascript code - will still work unaltered
if(strpos($source,'.')=== false) continue; //no dot, should not be an external file anyway
if(strpos($source,'mailto:')) continue; //mailto link
if(strpos($source,';') && !strpos($source,'&')) continue; //avoid code - that should help
if($attr == 'value')
{
if(strpos($source , 'mp3file'))
{
$files_list[] = array(substr($source, 0, strpos($source , '.swf')+4),'local','abs');
$mp3file = substr($source , strpos($source , 'mp3file=')+8);
if(substr($mp3file,0,1) == '/')
$files_list[] = array($mp3file,'local','abs');
else
$files_list[] = array($mp3file,'local','rel');
}
elseif(strpos($source, 'flv=')===0)
{
$source = substr($source, 4);
if(strpos($source, '&')>0)
{
$source = substr($source,0,strpos($source, '&'));
}
if(strpos($source,'://')>0)
{
if(strpos($source,api_get_path(WEB_PATH))!==false)
{
//we found the current portal url
$files_list[] = array($source,'local','url');
}
else
{
//we didn't find any trace of current portal
$files_list[] = array($source,'remote','url');
}
}
else
{
$files_list[] = array($source,'local','abs');
}
continue; //skipping anything else to avoid two entries (while the others can have sub-files in their url, flv's can't)
}
}
if(strpos($source,'://') > 0)
{
//cut at '?' in a URL with params
if(strpos($source,'?')>0)
{
$second_part = substr($source,strpos($source,'?'));
if(strpos($second_part,'://')>0)
{//if the second part of the url contains a url too, treat the second one before cutting
$pos1 = strpos($second_part,'=');
$pos2 = strpos($second_part,'&');
$second_part = substr($second_part,$pos1+1,$pos2-($pos1+1));
if(strpos($second_part,api_get_path(WEB_PATH))!==false)
{
//we found the current portal url
$files_list[] = array($second_part,'local','url');
$in_files_list[] = DocumentManager::get_resources_from_source_html($second_part, true, TOOL_DOCUMENT, recursivity+1);
if(count($in_files_list)>0)
{
$files_list = array_merge($files_list,$in_files_list);
}
}
else
{
//we didn't find any trace of current portal
$files_list[] = array($second_part,'remote','url');
}
}
elseif(strpos($second_part,'=')>0)
{
if(substr($second_part,0,1) === '/')
{ //link starts with a /, making it absolute (relative to DocumentRoot)
$files_list[] = array($second_part,'local','abs');
$in_files_list[] = DocumentManager::get_resources_from_source_html($second_part, true, TOOL_DOCUMENT,$recursivity+1);
if(count($in_files_list)>0)
{
$files_list = array_merge($files_list,$in_files_list);
}
}
elseif(strstr($second_part,'..') === 0)
{ //link is relative but going back in the hierarchy
$files_list[] = array($second_part,'local','rel');
//$dir = api_get_path(SYS_CODE_PATH);//dirname($abs_path);
//$new_abs_path = realpath($dir.'/'.$second_part);
$dir = '';
if (!empty($abs_path)) {
$dir = dirname($abs_path).'/';
}
$new_abs_path = realpath($dir.$second_part);
$in_files_list[] = DocumentManager::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT,$recursivity+1);
if(count($in_files_list)>0)
{
$files_list = array_merge($files_list,$in_files_list);
}
}
else
{ //no starting '/', making it relative to current document's path
if(substr($second_part,0,2) == './')
{
$second_part = substr($second_part,2);
}
$files_list[] = array($second_part,'local','rel');
$dir = '';
if (!empty($abs_path)) {
$dir = dirname($abs_path).'/';
}
$new_abs_path = realpath($dir.$second_part);
$in_files_list[] = DocumentManager::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT,$recursivity+1);
if(count($in_files_list)>0)
{
$files_list = array_merge($files_list,$in_files_list);
}
}
}
//leave that second part behind now
$source = substr($source,0,strpos($source,'?'));
if(strpos($source,'://') > 0)
{
if(strpos($source,api_get_path(WEB_PATH))!==false)
{
//we found the current portal url
$files_list[] = array($source,'local','url');
$in_files_list[] = DocumentManager::get_resources_from_source_html($source, true, TOOL_DOCUMENT, $recursivity+1);
if(count($in_files_list)>0)
{
$files_list = array_merge($files_list,$in_files_list);
}
}
else
{
//we didn't find any trace of current portal
$files_list[] = array($source,'remote','url');
}
}
else
{
//no protocol found, make link local
if(substr($source,0,1) === '/')
{ //link starts with a /, making it absolute (relative to DocumentRoot)
$files_list[] = array($source,'local','abs');
$in_files_list[] = DocumentManager::get_resources_from_source_html($source, true, TOOL_DOCUMENT, $recursivity+1);
if(count($in_files_list)>0)
{
$files_list = array_merge($files_list,$in_files_list);
}
}
elseif(strstr($source,'..') === 0)
{ //link is relative but going back in the hierarchy
$files_list[] = array($source,'local','rel');
$dir = '';
if (!empty($abs_path)) {
$dir = dirname($abs_path).'/';
}
$new_abs_path = realpath($dir.$source);
$in_files_list[] = DocumentManager::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT, $recursivity+1);
if(count($in_files_list)>0)
{
$files_list = array_merge($files_list,$in_files_list);
}
}
else
{ //no starting '/', making it relative to current document's path
if(substr($source,0,2) == './')
{
$source = substr($source,2);
}
$files_list[] = array($source,'local','rel');
$dir = '';
if (!empty($abs_path)) {
$dir = dirname($abs_path).'/';
}
$new_abs_path = realpath($dir.$source);
$in_files_list[] = DocumentManager::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT, $recursivity+1);
if(count($in_files_list)>0)
{
$files_list = array_merge($files_list,$in_files_list);
}
}
}
}
//found some protocol there
if(strpos($source,api_get_path(WEB_PATH))!==false)
{
//we found the current portal url
$files_list[] = array($source,'local','url');
$in_files_list[] = DocumentManager::get_resources_from_source_html($source, true, TOOL_DOCUMENT, $recursivity+1);
if(count($in_files_list)>0)
{
$files_list = array_merge($files_list,$in_files_list);
}
}
else
{
//we didn't find any trace of current portal
$files_list[] = array($source,'remote','url');
}
}
else
{
//no protocol found, make link local
if(substr($source,0,1) === '/')
{ //link starts with a /, making it absolute (relative to DocumentRoot)
$files_list[] = array($source,'local','abs');
$in_files_list[] = DocumentManager::get_resources_from_source_html($source, true, TOOL_DOCUMENT, $recursivity+1);
if(count($in_files_list)>0)
{
$files_list = array_merge($files_list,$in_files_list);
}
}
elseif(strpos($source,'..') === 0)
{ //link is relative but going back in the hierarchy
$files_list[] = array($source,'local','rel');
$dir = '';
if (!empty($abs_path)) {
$dir = dirname($abs_path).'/';
}
$new_abs_path = realpath($dir.$source);
$in_files_list[] = DocumentManager::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT,$recursivity+1);
if(count($in_files_list)>0)
{
$files_list = array_merge($files_list,$in_files_list);
}
}
else
{ //no starting '/', making it relative to current document's path
if(substr($source,0,2) == './')
{
$source = substr($source,2);
}
$files_list[] = array($source,'local','rel');
$dir = '';
if (!empty($abs_path)) {
$dir = dirname($abs_path).'/';
}
$new_abs_path = realpath($dir.$source);
$in_files_list[] = DocumentManager::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT, $recursivity+1);
if(count($in_files_list)>0)
{
$files_list = array_merge($files_list,$in_files_list);
}
}
}
}
}
}
break;
default: //ignore
break;
}
$checked_files_list = array();
$checked_array_list = array();
if (count($files_list ) > 0) {
foreach($files_list as $idx => $file)
{
if(!empty($file[0]))
{
if(!in_array($file[0],$checked_files_list))
{
$checked_files_list[] = $files_list[$idx][0];
$checked_array_list[] = $files_list[$idx];
}
}
}
}
return $checked_array_list;
}
/**
* Parses the HTML attributes given as string.
*
* @param string HTML attribute string
* @param array List of attributes that we want to get back
* @return array An associative array of attributes
* @author Based on a function from the HTML_Common2 PEAR module
*/
function parse_HTML_attributes($attrString,$wanted=array())
{
$attributes = array();
$regs = array();
$reduced = false;
if(count($wanted)>0)
{
$reduced = true;
}
try {
//Find all occurences of something that looks like a URL
// The structure of this regexp is:
// (find protocol) then
// (optionally find some kind of space 1 or more times) then
// find (either an equal sign or a bracket) followed by an optional space
// followed by some text without quotes (between quotes itself or not)
// then possible closing brackets if we were in the opening bracket case
// OR something like @import()
$res = preg_match_all(
'/(((([A-Za-z_:])([A-Za-z0-9_:\.-]*))' .
// '/(((([A-Za-z_:])([A-Za-z0-9_:\.-]|[^\x00-\x7F])*)' . -> seems to be taking too much
// '/(((([A-Za-z_:])([^\x00-\x7F])*)' . -> takes only last letter of parameter name
'([ \n\t\r]+)?(' .
// '(=([ \n\t\r]+)?("[^"]+"|\'[^\']+\'|[^ \n\t\r]+))' . -> doesn't restrict close enough to the url itself
'(=([ \n\t\r]+)?("[^"\)]+"|\'[^\'\)]+\'|[^ \n\t\r\)]+))' .
'|' .
// '(\(([ \n\t\r]+)?("[^"]+"|\'[^\']+\'|[^ \n\t\r]+)\))' . -> doesn't restrict close enough to the url itself
'(\(([ \n\t\r]+)?("[^"\)]+"|\'[^\'\)]+\'|[^ \n\t\r\)]+)\))' .
'))' .
'|' .
// '(@import([ \n\t\r]+)?("[^"]+"|\'[^\']+\'|[^ \n\t\r]+)))?/', -> takes a lot (like 100's of thousands of empty possibilities)
'(@import([ \n\t\r]+)?("[^"]+"|\'[^\']+\'|[^ \n\t\r]+)))/',
$attrString,
$regs
);
} catch (Exception $e) {
error_log('Caught exception: '. $e->getMessage(),0) ;
}
if ($res) {
for ($i = 0; $i < count($regs[1]); $i++) {
$name = trim($regs[3][$i]);
$check = trim($regs[0][$i]);
$value = trim($regs[10][$i]);
if(empty($value) and !empty($regs[13][$i])){
$value = $regs[13][$i];
}
if(empty($name) && !empty($regs[16][$i]))
{
$name = '@import';
$value = trim($regs[16][$i]);
}
if(!empty($name))
{
if(!$reduced OR in_array(strtolower($name),$wanted))
{
if ($name == $check) {
$attributes[strtolower($name)][] = strtolower($name);
} else {
if (!empty($value) && ($value[0] == '\'' || $value[0] == '"')) {
$value = substr($value, 1, -1);
}
if ($value=='API.LMSGetValue(name') {
$value='API.LMSGetValue(name)';
}
$attributes[strtolower($name)][] = $value;
}
}
}
}
}else{
error_log('preg_match did not find anything',0);
}
return $attributes;
}
/**
* Replace urls inside content html from a copy course
* @param string content html
* @param string origin course code
* @param string destination course directory
* @return string new content html with replaced urls or return false if content is not a string
*/
function replace_urls_inside_content_html_from_copy_course($content_html, $origin_course_code, $destination_course_directory) {
if (!is_string($content_html)) {
return false;
}
$orig_source_html = DocumentManager::get_resources_from_source_html($content_html);
$orig_course_info = api_get_course_info($origin_course_code);
$orig_course_path = api_get_path(SYS_PATH).'courses/'.$orig_course_info['path'].'/';
$destination_course_code = CourseManager::get_course_id_from_path ($destination_course_directory);
$dest_course_path = api_get_path(SYS_COURSE_PATH).$destination_course_directory.'/';
foreach ($orig_source_html as $source) {
//var_dump($source);
// get information about source url
$real_orig_url = $source[0]; // url
$scope_url = $source[1]; // scope (local, remote)
$type_url = $source[2]; // tyle (rel, abs, url)
// get path and query from origin url
$orig_parse_url = parse_url($real_orig_url);
$real_orig_path = $orig_parse_url['path'];
$real_orig_query = $orig_parse_url['query'];
// replace origin course code by destination course code from origin url query
$dest_url_query = '';
if (!empty($real_orig_query)) {
$dest_url_query = '?'.$real_orig_query;
if (strpos($dest_url_query,$origin_course_code) !== false) {
$dest_url_query = str_replace($origin_course_code,$destination_course_code,$dest_url_query);
}
}
if ($scope_url == 'local') {
if ( $type_url == 'abs' || $type_url == 'rel') {
$document_file = strstr($real_orig_path,'document');
if (strpos($real_orig_path,$document_file) !== false) {
$origin_filepath = $orig_course_path.$document_file;
$destination_filepath = $dest_course_path.$document_file;
// copy origin file inside destination course
if (file_exists($origin_filepath)) {
$filepath_dir = dirname($destination_filepath);
if (!is_dir($filepath_dir)) {
$perm = api_get_setting('permissions_for_new_directories');
$perm = octdec(!empty($perm)?$perm:0777);
@mkdir($filepath_dir,$perm,true);
}
if (!file_exists($destination_filepath)) {
@copy($origin_filepath,$destination_filepath);
}
}
// replace origin course path by destination course path
if (strpos($content_html,$real_orig_url) !== false) {
$url_course_path = str_replace($orig_course_info['path'].'/'.$document_file,'',$real_orig_path);
$destination_url = $url_course_path.$destination_course_directory.'/'.$document_file.$dest_url_query;
$content_html = str_replace($real_orig_url,$destination_url, $content_html);
}
}
// replace origin course code by destination course code from origin url
if (strpos($real_orig_url,'?') === 0) {
$dest_url = str_replace($origin_course_code,$destination_course_code,$real_orig_url);
$content_html = str_replace($real_orig_url,$dest_url, $content_html);
}
}
}
}
return $content_html;
}
}
//end class DocumentManager
?>