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-rw-r--r--inc/media.php346
1 files changed, 273 insertions, 73 deletions
diff --git a/inc/media.php b/inc/media.php
index 9022858e1..09bfc99ac 100644
--- a/inc/media.php
+++ b/inc/media.php
@@ -16,6 +16,9 @@ if(!defined('NL')) define('NL',"\n");
* their CSS tags except pagenames won't be links.
*
* @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
+ *
+ * @param array $data
+ * @param string $id
*/
function media_filesinuse($data,$id){
global $lang;
@@ -41,6 +44,11 @@ function media_filesinuse($data,$id){
*
* @author Andreas Gohr <andi@splitbrain.org>
* @author Kate Arzamastseva <pshns@ukr.net>
+ *
+ * @param string $id media id
+ * @param int $auth permission level
+ * @param array $data
+ * @return false|string
*/
function media_metasave($id,$auth,$data){
if($auth < AUTH_UPLOAD) return false;
@@ -86,6 +94,7 @@ function media_metasave($id,$auth,$data){
* check if a media is external source
*
* @author Gerrit Uitslag <klapinklapin@gmail.com>
+ *
* @param string $id the media ID or URL
* @return bool
*/
@@ -98,6 +107,7 @@ function media_isexternal($id){
* Check if a media item is public (eg, external URL or readable by @ALL)
*
* @author Andreas Gohr <andi@splitbrain.org>
+ *
* @param string $id the media ID or URL
* @return bool
*/
@@ -113,6 +123,10 @@ function media_ispublic($id){
*
* @author Andreas Gohr <andi@splitbrain.org>
* @author Kate Arzamastseva <pshns@ukr.net>
+ *
+ * @param string $id media id
+ * @param int $auth permission level
+ * @return bool
*/
function media_metaform($id,$auth){
global $lang;
@@ -175,6 +189,9 @@ function media_metaform($id,$auth){
* Convenience function to check if a media file is still in use
*
* @author Michael Klier <chi@chimeric.de>
+ *
+ * @param string $id media id
+ * @return array|bool
*/
function media_inuse($id) {
global $conf;
@@ -202,6 +219,7 @@ define('DOKU_MEDIA_EMPTY_NS', 8);
* If configured, checks for media references before deletion
*
* @author Andreas Gohr <andi@splitbrain.org>
+ *
* @param string $id media id
* @param int $auth no longer used
* @return int One of: 0,
@@ -219,6 +237,7 @@ function media_delete($id,$auth){
$file = mediaFN($id);
// trigger an event - MEDIA_DELETE_FILE
+ $data = array();
$data['id'] = $id;
$data['name'] = utf8_basename($file);
$data['path'] = $file;
@@ -253,9 +272,9 @@ function media_delete($id,$auth){
/**
* Handle file uploads via XMLHttpRequest
*
- * @param string $ns target namespace
- * @param int $auth current auth check result
- * @return mixed false on error, id of the new file on success
+ * @param string $ns target namespace
+ * @param int $auth current auth check result
+ * @return false|string false on error, id of the new file on success
*/
function media_upload_xhr($ns,$auth){
if(!checkSecurityToken()) return false;
@@ -298,10 +317,11 @@ function media_upload_xhr($ns,$auth){
*
* @author Andreas Gohr <andi@splitbrain.org>
* @author Michael Klier <chi@chimeric.de>
- * @param string $ns target namespace
- * @param int $auth current auth check result
- * @param bool|array $file $_FILES member, $_FILES['upload'] if false
- * @return mixed false on error, id of the new file on success
+ *
+ * @param string $ns target namespace
+ * @param int $auth current auth check result
+ * @param bool|array $file $_FILES member, $_FILES['upload'] if false
+ * @return false|string false on error, id of the new file on success
*/
function media_upload($ns,$auth,$file=false){
if(!checkSecurityToken()) return false;
@@ -345,6 +365,7 @@ function media_upload($ns,$auth,$file=false){
* Using copy, makes sure any setgid bits on the media directory are honored
*
* @see move_uploaded_file()
+ *
* @param string $from
* @param string $to
* @return bool
@@ -362,13 +383,21 @@ function copy_uploaded_file($from, $to){
* (The triggered event is preventable.)
*
* Event data:
- * $data[0] fn_tmp: the temporary file name (read from $_FILES)
- * $data[1] fn: the file name of the uploaded file
- * $data[2] id: the future directory id of the uploaded file
- * $data[3] imime: the mimetype of the uploaded file
+ * $data[0] fn_tmp: the temporary file name (read from $_FILES)
+ * $data[1] fn: the file name of the uploaded file
+ * $data[2] id: the future directory id of the uploaded file
+ * $data[3] imime: the mimetype of the uploaded file
* $data[4] overwrite: if an existing file is going to be overwritten
+ * $data[5] move: name of function that performs move/copy/..
*
* @triggers MEDIA_UPLOAD_FINISH
+ *
+ * @param array $file
+ * @param string $id media id
+ * @param bool $ow overwrite?
+ * @param int $auth permission level
+ * @param string $move name of functions that performs move/copy/..
+ * @return false|array|string
*/
function media_save($file, $id, $ow, $auth, $move) {
if($auth < AUTH_UPLOAD) {
@@ -418,6 +447,7 @@ function media_save($file, $id, $ow, $auth, $move) {
}
// prepare event data
+ $data = array();
$data[0] = $file['name'];
$data[1] = $fn;
$data[2] = $id;
@@ -430,8 +460,12 @@ function media_save($file, $id, $ow, $auth, $move) {
}
/**
- * Callback adapter for media_upload_finish()
+ * Callback adapter for media_upload_finish() triggered by MEDIA_UPLOAD_FINISH
+ *
* @author Michael Klier <chi@chimeric.de>
+ *
+ * @param array $data event data
+ * @return false|array|string
*/
function _media_upload_action($data) {
// fixme do further sanity tests of given data?
@@ -448,6 +482,14 @@ function _media_upload_action($data) {
* @author Andreas Gohr <andi@splitbrain.org>
* @author Michael Klier <chi@chimeric.de>
* @author Kate Arzamastseva <pshns@ukr.net>
+ *
+ * @param string $fn_tmp
+ * @param string $fn
+ * @param string $id media id
+ * @param string $imime mime type
+ * @param bool $overwrite overwrite existing?
+ * @param string $move function name
+ * @return array|string
*/
function media_upload_finish($fn_tmp, $fn, $id, $imime, $overwrite, $move = 'move_uploaded_file') {
global $conf;
@@ -491,6 +533,7 @@ function media_upload_finish($fn_tmp, $fn, $id, $imime, $overwrite, $move = 'mov
* directory
*
* @author Kate Arzamastseva <pshns@ukr.net>
+ *
* @param string $id
* @return int - revision date
*/
@@ -534,6 +577,10 @@ function media_saveOldRevision($id){
* @author Andreas Gohr <andi@splitbrain.org>
* @link http://www.splitbrain.org/blog/2007-02/12-internet_explorer_facilitates_cross_site_scripting
* @fixme check all 26 magic IE filetypes here?
+ *
+ * @param string $file path to file
+ * @param string $mime mimetype
+ * @return int
*/
function media_contentcheck($file,$mime){
global $conf;
@@ -543,14 +590,14 @@ function media_contentcheck($file,$mime){
$bytes = fread($fh, 256);
fclose($fh);
if(preg_match('/<(script|a|img|html|body|iframe)[\s>]/i',$bytes)){
- return -3;
+ return -3; //XSS: possibly malicious content
}
}
}
if(substr($mime,0,6) == 'image/'){
$info = @getimagesize($file);
if($mime == 'image/gif' && $info[2] != 1){
- return -1;
+ return -1; // uploaded content did not match the file extension
}elseif($mime == 'image/jpeg' && $info[2] != 2){
return -1;
}elseif($mime == 'image/png' && $info[2] != 3){
@@ -561,7 +608,7 @@ function media_contentcheck($file,$mime){
global $TEXT;
$TEXT = io_readFile($file);
if(checkwordblock()){
- return -2;
+ return -2; //blocked by the spam blacklist
}
}
return 0;
@@ -571,6 +618,12 @@ function media_contentcheck($file,$mime){
* Send a notify mail on uploads
*
* @author Andreas Gohr <andi@splitbrain.org>
+ *
+ * @param string $id media id
+ * @param string $file path to file
+ * @param string $mime mime type
+ * @param bool|int $old_rev revision timestamp or false
+ * @return bool
*/
function media_notify($id,$file,$mime,$old_rev=false){
global $conf;
@@ -582,6 +635,12 @@ function media_notify($id,$file,$mime,$old_rev=false){
/**
* List all files in a given Media namespace
+ *
+ * @param string $ns namespace
+ * @param null|int $auth permission level
+ * @param string $jump id
+ * @param bool $fullscreenview
+ * @param bool|string $sort sorting order, false skips sorting
*/
function media_filelist($ns,$auth=null,$jump='',$fullscreenview=false,$sort=false){
global $conf;
@@ -724,6 +783,7 @@ function media_tab_files_options(){
* Returns type of sorting for the list of files in media manager
*
* @author Kate Arzamastseva <pshns@ukr.net>
+ *
* @return string - sort type
*/
function _media_get_sort_type() {
@@ -734,6 +794,7 @@ function _media_get_sort_type() {
* Returns type of listing for the list of files in media manager
*
* @author Kate Arzamastseva <pshns@ukr.net>
+ *
* @return string - list type
*/
function _media_get_list_type() {
@@ -765,6 +826,10 @@ function _media_get_display_param($param, $values) {
* Prints tab that displays a list of all files
*
* @author Kate Arzamastseva <pshns@ukr.net>
+ *
+ * @param string $ns
+ * @param null|int $auth permission level
+ * @param string $jump item id
*/
function media_tab_files($ns,$auth=null,$jump='') {
global $lang;
@@ -781,6 +846,10 @@ function media_tab_files($ns,$auth=null,$jump='') {
* Prints tab that displays uploading form
*
* @author Kate Arzamastseva <pshns@ukr.net>
+ *
+ * @param string $ns
+ * @param null|int $auth permission level
+ * @param string $jump item id
*/
function media_tab_upload($ns,$auth=null,$jump='') {
global $lang;
@@ -798,6 +867,9 @@ function media_tab_upload($ns,$auth=null,$jump='') {
* Prints tab that displays search form
*
* @author Kate Arzamastseva <pshns@ukr.net>
+ *
+ * @param string $ns
+ * @param null|int $auth permission level
*/
function media_tab_search($ns,$auth=null) {
global $INPUT;
@@ -817,8 +889,13 @@ function media_tab_search($ns,$auth=null) {
* Prints tab that displays mediafile details
*
* @author Kate Arzamastseva <pshns@ukr.net>
+ *
+ * @param string $image media id
+ * @param string $ns
+ * @param null|int $auth permission level
+ * @param string|int $rev revision timestamp or empty string
*/
-function media_tab_view($image, $ns, $auth=null, $rev=false) {
+function media_tab_view($image, $ns, $auth=null, $rev='') {
global $lang;
if(is_null($auth)) $auth = auth_quickaclcheck("$ns:*");
@@ -837,6 +914,10 @@ function media_tab_view($image, $ns, $auth=null, $rev=false) {
* Prints tab that displays form for editing mediafile metadata
*
* @author Kate Arzamastseva <pshns@ukr.net>
+ *
+ * @param string $image media id
+ * @param string $ns
+ * @param null|int $auth permission level
*/
function media_tab_edit($image, $ns, $auth=null) {
if(is_null($auth)) $auth = auth_quickaclcheck("$ns:*");
@@ -851,6 +932,10 @@ function media_tab_edit($image, $ns, $auth=null) {
* Prints tab that displays mediafile revisions
*
* @author Kate Arzamastseva <pshns@ukr.net>
+ *
+ * @param string $image media id
+ * @param string $ns
+ * @param null|int $auth permission level
*/
function media_tab_history($image, $ns, $auth=null) {
global $lang;
@@ -874,13 +959,14 @@ function media_tab_history($image, $ns, $auth=null) {
/**
* Prints mediafile details
*
- * @param string $image media id
- * @param $auth
- * @param int|bool $rev
- * @param JpegMeta|bool $meta
+ * @param string $image media id
+ * @param int $auth permission level
+ * @param int|string $rev revision timestamp or empty string
+ * @param JpegMeta|bool $meta
+ *
* @author Kate Arzamastseva <pshns@ukr.net>
*/
-function media_preview($image, $auth, $rev=false, $meta=false) {
+function media_preview($image, $auth, $rev='', $meta=false) {
$size = media_image_preview_size($image, $rev, $meta);
@@ -912,8 +998,12 @@ function media_preview($image, $auth, $rev=false, $meta=false) {
* Prints mediafile action buttons
*
* @author Kate Arzamastseva <pshns@ukr.net>
+ *
+ * @param string $image media id
+ * @param int $auth permission level
+ * @param string|int $rev revision timestamp, or empty string
*/
-function media_preview_buttons($image, $auth, $rev=false) {
+function media_preview_buttons($image, $auth, $rev='') {
global $lang, $conf;
echo '<ul class="actions">'.NL;
@@ -961,11 +1051,11 @@ function media_preview_buttons($image, $auth, $rev=false) {
* Returns image width and height for mediamanager preview panel
*
* @author Kate Arzamastseva <pshns@ukr.net>
- * @param string $image
- * @param int $rev
- * @param JpegMeta $meta
- * @param int $size
- * @return array
+ * @param string $image
+ * @param int|string $rev
+ * @param JpegMeta|bool $meta
+ * @param int $size
+ * @return array|false
*/
function media_image_preview_size($image, $rev, $meta, $size = 500) {
if (!preg_match("/\.(jpe?g|gif|png)$/", $image) || !file_exists(mediaFN($image, $rev))) return false;
@@ -986,9 +1076,10 @@ function media_image_preview_size($image, $rev, $meta, $size = 500) {
* Returns the requested EXIF/IPTC tag from the image meta
*
* @author Kate Arzamastseva <pshns@ukr.net>
- * @param array $tags
+ *
+ * @param array $tags array with tags, first existing is returned
* @param JpegMeta $meta
- * @param string $alt
+ * @param string $alt alternative value
* @return string
*/
function media_getTag($tags,$meta,$alt=''){
@@ -1002,8 +1093,9 @@ function media_getTag($tags,$meta,$alt=''){
* Returns mediafile tags
*
* @author Kate Arzamastseva <pshns@ukr.net>
+ *
* @param JpegMeta $meta
- * @return array
+ * @return array list of tags of the mediafile
*/
function media_file_tags($meta) {
// load the field descriptions
@@ -1032,8 +1124,13 @@ function media_file_tags($meta) {
* Prints mediafile tags
*
* @author Kate Arzamastseva <pshns@ukr.net>
+ *
+ * @param string $image image id
+ * @param int $auth permission level
+ * @param string|int $rev revision timestamp, or empty string
+ * @param bool|JpegMeta $meta image object, or create one if false
*/
-function media_details($image, $auth, $rev=false, $meta=false) {
+function media_details($image, $auth, $rev='', $meta=false) {
global $lang;
if (!$meta) $meta = new JpegMeta(mediaFN($image, $rev));
@@ -1056,6 +1153,12 @@ function media_details($image, $auth, $rev=false, $meta=false) {
* Shows difference between two revisions of file
*
* @author Kate Arzamastseva <pshns@ukr.net>
+ *
+ * @param string $image image id
+ * @param string $ns
+ * @param int $auth permission level
+ * @param bool $fromajax
+ * @return false|null|string
*/
function media_diff($image, $ns, $auth, $fromajax = false) {
global $conf;
@@ -1105,6 +1208,7 @@ function media_diff($image, $ns, $auth, $fromajax = false) {
}
// prepare event data
+ $data = array();
$data[0] = $image;
$data[1] = $l_rev;
$data[2] = $r_rev;
@@ -1114,14 +1218,13 @@ function media_diff($image, $ns, $auth, $fromajax = false) {
// trigger event
return trigger_event('MEDIA_DIFF', $data, '_media_file_diff', true);
-
}
/**
* Callback for media file diff
*
- * @param $data
- * @return bool|void
+ * @param array $data event data
+ * @return false|null
*/
function _media_file_diff($data) {
if(is_array($data) && count($data)===6) {
@@ -1135,6 +1238,13 @@ function _media_file_diff($data) {
* Shows difference between two revisions of image
*
* @author Kate Arzamastseva <pshns@ukr.net>
+ *
+ * @param string $image
+ * @param string|int $l_rev revision timestamp, or empty string
+ * @param string|int $r_rev revision timestamp, or empty string
+ * @param string $ns
+ * @param int $auth permission level
+ * @param bool $fromajax
*/
function media_file_diff($image, $l_rev, $r_rev, $ns, $auth, $fromajax){
global $lang;
@@ -1255,11 +1365,12 @@ function media_file_diff($image, $l_rev, $r_rev, $ns, $auth, $fromajax){
* and slider
*
* @author Kate Arzamastseva <pshns@ukr.net>
- * @param string $image
- * @param int $l_rev
- * @param int $r_rev
- * @param array $l_size
- * @param array $r_size
+ *
+ * @param string $image image id
+ * @param int $l_rev revision timestamp, or empty string
+ * @param int $r_rev revision timestamp, or empty string
+ * @param array $l_size array with width and height
+ * @param array $r_size array with width and height
* @param string $type
*/
function media_image_diff($image, $l_rev, $r_rev, $l_size, $r_size, $type) {
@@ -1292,10 +1403,11 @@ function media_image_diff($image, $l_rev, $r_rev, $l_size, $r_size, $type) {
/**
* Restores an old revision of a media file
*
- * @param string $image
- * @param int $rev
- * @param int $auth
+ * @param string $image media id
+ * @param int $rev revision timestamp or empty string
+ * @param int $auth
* @return string - file's id
+ *
* @author Kate Arzamastseva <pshns@ukr.net>
*/
function media_restore($image, $rev, $auth){
@@ -1325,19 +1437,24 @@ function media_restore($image, $rev, $auth){
* @author Andreas Gohr <gohr@cosmocode.de>
* @author Kate Arzamastseva <pshns@ukr.net>
* @triggers MEDIA_SEARCH
+ *
+ * @param string $query
+ * @param string $ns
+ * @param null|int $auth
+ * @param bool $fullscreen
+ * @param string $sort
*/
function media_searchlist($query,$ns,$auth=null,$fullscreen=false,$sort='natural'){
global $conf;
global $lang;
$ns = cleanID($ns);
-
+ $evdata = array(
+ 'ns' => $ns,
+ 'data' => array(),
+ 'query' => $query
+ );
if ($query) {
- $evdata = array(
- 'ns' => $ns,
- 'data' => array(),
- 'query' => $query
- );
$evt = new Doku_Event('MEDIA_SEARCH', $evdata);
if ($evt->advise_before()) {
$dir = utf8_encodeFN(str_replace(':','/',$evdata['ns']));
@@ -1375,10 +1492,14 @@ function media_searchlist($query,$ns,$auth=null,$fullscreen=false,$sort='natural
/**
* Formats and prints one file in the list
+ *
+ * @param array $item
+ * @param int $auth permission level
+ * @param string $jump item id
+ * @param bool $display_namespace
*/
function media_printfile($item,$auth,$jump,$display_namespace=false){
global $lang;
- global $conf;
// Prepare zebra coloring
// I always wanted to use this variable name :-D
@@ -1452,9 +1573,9 @@ function media_printfile($item,$auth,$jump,$display_namespace=false){
/**
* Display a media icon
*
- * @param $filename
- * @param string $size the size subfolder, if not specified 16x16 is used
- * @return string
+ * @param string $filename media id
+ * @param string $size the size subfolder, if not specified 16x16 is used
+ * @return string html
*/
function media_printicon($filename, $size=''){
list($ext) = mimetype(mediaFN($filename),false);
@@ -1472,6 +1593,11 @@ function media_printicon($filename, $size=''){
* Formats and prints one file in the list in the thumbnails view
*
* @author Kate Arzamastseva <pshns@ukr.net>
+ *
+ * @param array $item
+ * @param int $auth permission level
+ * @param bool|string $jump item id
+ * @param bool $display_namespace
*/
function media_printfile_thumbs($item,$auth,$jump=false,$display_namespace=false){
@@ -1519,6 +1645,9 @@ function media_printfile_thumbs($item,$auth,$jump=false,$display_namespace=false
/**
* Prints a thumbnail and metainfo
+ *
+ * @param array $item
+ * @param bool $fullscreen
*/
function media_printimgdetail($item, $fullscreen=false){
// prepare thumbnail
@@ -1582,15 +1711,15 @@ function media_printimgdetail($item, $fullscreen=false){
}
/**
- * Build link based on the current, adding/rewriting
- * parameters
+ * Build link based on the current, adding/rewriting parameters
*
* @author Kate Arzamastseva <pshns@ukr.net>
+ *
* @param array|bool $params
- * @param string $amp - separator
- * @param bool $abs
- * @param bool $params_array
- * @return string|array - link
+ * @param string $amp separator
+ * @param bool $abs absolute url?
+ * @param bool $params_array return the parmeters array?
+ * @return string|array - link or link parameters
*/
function media_managerURL($params=false, $amp='&amp;', $abs=false, $params_array=false) {
global $ID;
@@ -1621,6 +1750,10 @@ function media_managerURL($params=false, $amp='&amp;', $abs=false, $params_array
*
* @author Andreas Gohr <andi@splitbrain.org>
* @author Kate Arzamastseva <pshns@ukr.net>
+ *
+ * @param string $ns
+ * @param int $auth permission level
+ * @param bool $fullscreen
*/
function media_uploadform($ns, $auth, $fullscreen = false){
global $lang;
@@ -1708,6 +1841,10 @@ function media_getuploadsize(){
*
* @author Tobias Sarnowski <sarnowski@cosmocode.de>
* @author Kate Arzamastseva <pshns@ukr.net>
+ *
+ * @param string $ns
+ * @param string $query
+ * @param bool $fullscreen
*/
function media_searchform($ns,$query='',$fullscreen=false){
global $lang;
@@ -1735,6 +1872,8 @@ function media_searchform($ns,$query='',$fullscreen=false){
* Build a tree outline of available media namespaces
*
* @author Andreas Gohr <andi@splitbrain.org>
+ *
+ * @param string $ns
*/
function media_nstree($ns){
global $conf;
@@ -1783,6 +1922,9 @@ function media_nstree($ns){
* Prints a media namespace tree item
*
* @author Andreas Gohr <andi@splitbrain.org>
+ *
+ * @param array $item
+ * @return string html
*/
function media_nstree_item($item){
global $INPUT;
@@ -1806,6 +1948,9 @@ function media_nstree_item($item){
* Prints a media namespace tree item opener
*
* @author Andreas Gohr <andi@splitbrain.org>
+ *
+ * @param array $item
+ * @return string html
*/
function media_nstree_li($item){
$class='media level'.$item['level'];
@@ -1827,6 +1972,12 @@ function media_nstree_li($item){
* Resizes the given image to the given size
*
* @author Andreas Gohr <andi@splitbrain.org>
+ *
+ * @param string $file filename, path to file
+ * @param string $ext extension
+ * @param int $w desired width
+ * @param int $h desired height
+ * @return string path to resized or original size if failed
*/
function media_resize_image($file, $ext, $w, $h=0){
global $conf;
@@ -1847,9 +1998,10 @@ function media_resize_image($file, $ext, $w, $h=0){
$local = getCacheName($file,'.media.'.$w.'x'.$h.'.'.$ext);
$mtime = @filemtime($local); // 0 if not exists
- if( $mtime > filemtime($file) ||
- media_resize_imageIM($ext,$file,$info[0],$info[1],$local,$w,$h) ||
- media_resize_imageGD($ext,$file,$info[0],$info[1],$local,$w,$h) ){
+ if($mtime > filemtime($file) ||
+ media_resize_imageIM($ext, $file, $info[0], $info[1], $local, $w, $h) ||
+ media_resize_imageGD($ext, $file, $info[0], $info[1], $local, $w, $h)
+ ) {
if(!empty($conf['fperm'])) @chmod($local, $conf['fperm']);
return $local;
}
@@ -1865,6 +2017,12 @@ function media_resize_image($file, $ext, $w, $h=0){
* image because most pics are more interesting in that area (rule of thirds)
*
* @author Andreas Gohr <andi@splitbrain.org>
+ *
+ * @param string $file filename, path to file
+ * @param string $ext extension
+ * @param int $w desired width
+ * @param int $h desired height
+ * @return string path to resized or original size if failed
*/
function media_crop_image($file, $ext, $w, $h=0){
global $conf;
@@ -1929,7 +2087,7 @@ function media_crop_image($file, $ext, $w, $h=0){
* @param string $id id of the image
* @param int $w resize/crop width
* @param int $h resize/crop height
- * @return string
+ * @return string token or empty string if no token required
*/
function media_get_token($id,$w,$h){
// token is only required for modified images
@@ -1952,6 +2110,11 @@ function media_get_token($id,$w,$h){
*
* @author Andreas Gohr <andi@splitbrain.org>
* @author Pavel Vitis <Pavel.Vitis@seznam.cz>
+ *
+ * @param string $url
+ * @param string $ext extension
+ * @param int $cache cachetime in seconds
+ * @return false|string path to cached file
*/
function media_get_from_URL($url,$ext,$cache){
global $conf;
@@ -1964,12 +2127,12 @@ function media_get_from_URL($url,$ext,$cache){
$mtime = @filemtime($local); // 0 if not exists
//decide if download needed:
- if( ($mtime == 0) || // cache does not exist
- ($cache != -1 && $mtime < time()-$cache) // 'recache' and cache has expired
- ){
- if(media_image_download($url,$local)){
+ if(($mtime == 0) || // cache does not exist
+ ($cache != -1 && $mtime < time() - $cache) // 'recache' and cache has expired
+ ) {
+ if(media_image_download($url, $local)) {
return $local;
- }else{
+ } else {
return false;
}
}
@@ -1985,6 +2148,10 @@ function media_get_from_URL($url,$ext,$cache){
* Download image files
*
* @author Andreas Gohr <andi@splitbrain.org>
+ *
+ * @param string $url
+ * @param string $file path to file in which to put the downloaded content
+ * @return bool
*/
function media_image_download($url,$file){
global $conf;
@@ -2020,6 +2187,15 @@ function media_image_download($url,$file){
*
* @author Pavel Vitis <Pavel.Vitis@seznam.cz>
* @author Andreas Gohr <andi@splitbrain.org>
+ *
+ * @param string $ext extension
+ * @param string $from filename path to file
+ * @param int $from_w original width
+ * @param int $from_h original height
+ * @param string $to path to resized file
+ * @param int $to_w desired width
+ * @param int $to_h desired height
+ * @return bool
*/
function media_resize_imageIM($ext,$from,$from_w,$from_h,$to,$to_w,$to_h){
global $conf;
@@ -2044,6 +2220,17 @@ function media_resize_imageIM($ext,$from,$from_w,$from_h,$to,$to_w,$to_h){
* crop images using external ImageMagick convert program
*
* @author Andreas Gohr <andi@splitbrain.org>
+ *
+ * @param string $ext extension
+ * @param string $from filename path to file
+ * @param int $from_w original width
+ * @param int $from_h original height
+ * @param string $to path to resized file
+ * @param int $to_w desired width
+ * @param int $to_h desired height
+ * @param int $ofs_x offset of crop centre
+ * @param int $ofs_y offset of crop centre
+ * @return bool
*/
function media_crop_imageIM($ext,$from,$from_w,$from_h,$to,$to_w,$to_h,$ofs_x,$ofs_y){
global $conf;
@@ -2069,6 +2256,17 @@ function media_crop_imageIM($ext,$from,$from_w,$from_h,$to,$to_w,$to_h,$ofs_x,$o
*
* @author Andreas Gohr <andi@splitbrain.org>
* @author Sebastian Wienecke <s_wienecke@web.de>
+ *
+ * @param string $ext extension
+ * @param string $from filename path to file
+ * @param int $from_w original width
+ * @param int $from_h original height
+ * @param string $to path to resized file
+ * @param int $to_w desired width
+ * @param int $to_h desired height
+ * @param int $ofs_x offset of crop centre
+ * @param int $ofs_y offset of crop centre
+ * @return bool
*/
function media_resize_imageGD($ext,$from,$from_w,$from_h,$to,$to_w,$to_h,$ofs_x=0,$ofs_y=0){
global $conf;
@@ -2081,6 +2279,7 @@ function media_resize_imageGD($ext,$from,$from_w,$from_h,$to,$to_w,$to_h,$ofs_x=
}
// create an image of the given filetype
+ $image = false;
if ($ext == 'jpg' || $ext == 'jpeg'){
if(!function_exists("imagecreatefromjpeg")) return false;
$image = @imagecreatefromjpeg($from);
@@ -2094,6 +2293,7 @@ function media_resize_imageGD($ext,$from,$from_w,$from_h,$to,$to_w,$to_h,$ofs_x=
}
if(!$image) return false;
+ $newimg = false;
if(($conf['gdlib']>1) && function_exists("imagecreatetruecolor") && $ext != 'gif'){
$newimg = @imagecreatetruecolor ($to_w, $to_h);
}
@@ -2169,23 +2369,23 @@ function media_resize_imageGD($ext,$from,$from_w,$from_h,$to,$to_w,$to_h,$ofs_x=
* Return other media files with the same base name
* but different extensions.
*
- * @param string $src - ID of media file
- * @param array $exts - alternative extensions to find other files for
- * @return array - mime type => file ID
+ * @param string $src - ID of media file
+ * @param string[] $exts - alternative extensions to find other files for
+ * @return array - array(mime type => file ID)
*
* @author Anika Henke <anika@selfthinker.org>
*/
function media_alternativefiles($src, $exts){
$files = array();
- list($srcExt, $srcMime) = mimetype($src);
+ list($srcExt, /* $srcMime */) = mimetype($src);
$filebase = substr($src, 0, -1 * (strlen($srcExt)+1));
foreach($exts as $ext) {
$fileid = $filebase.'.'.$ext;
$file = mediaFN($fileid);
if(file_exists($file)) {
- list($fileExt, $fileMime) = mimetype($file);
+ list(/* $fileExt */, $fileMime) = mimetype($file);
$files[$fileMime] = $fileid;
}
}
@@ -2196,7 +2396,7 @@ function media_alternativefiles($src, $exts){
* Check if video/audio is supported to be embedded.
*
* @param string $mime - mimetype of media file
- * @param string $type - type of media files to check ('video', 'audio', or none)
+ * @param string $type - type of media files to check ('video', 'audio', or null for all)
* @return boolean
*
* @author Anika Henke <anika@selfthinker.org>
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-10 06:06:08 +0000