2542 lines
		
	
	
		
			75 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			2542 lines
		
	
	
		
			75 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
 | ||
| /**
 | ||
|  * All output and handler function needed for the media management popup
 | ||
|  *
 | ||
|  * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
 | ||
|  * @author     Andreas Gohr <andi@splitbrain.org>
 | ||
|  */
 | ||
| 
 | ||
| use dokuwiki\ChangeLog\MediaChangeLog;
 | ||
| use dokuwiki\HTTP\DokuHTTPClient;
 | ||
| use dokuwiki\Subscriptions\MediaSubscriptionSender;
 | ||
| use dokuwiki\Extension\Event;
 | ||
| 
 | ||
| /**
 | ||
|  * Lists pages which currently use a media file selected for deletion
 | ||
|  *
 | ||
|  * References uses the same visual as search results and share
 | ||
|  * 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 $lang;
 | ||
|     echo '<h1>'.$lang['reference'].' <code>'.hsc(noNS($id)).'</code></h1>';
 | ||
|     echo '<p>'.hsc($lang['ref_inuse']).'</p>';
 | ||
| 
 | ||
|     $hidden=0; //count of hits without read permission
 | ||
|     foreach($data as $row){
 | ||
|         if(auth_quickaclcheck($row) >= AUTH_READ && isVisiblePage($row)){
 | ||
|             echo '<div class="search_result">';
 | ||
|             echo '<span class="mediaref_ref">'.hsc($row).'</span>';
 | ||
|             echo '</div>';
 | ||
|         }else
 | ||
|             $hidden++;
 | ||
|     }
 | ||
|     if ($hidden){
 | ||
|         print '<div class="mediaref_hidden">'.$lang['ref_hidden'].'</div>';
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Handles the saving of image meta data
 | ||
|  *
 | ||
|  * @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;
 | ||
|     if(!checkSecurityToken()) return false;
 | ||
|     global $lang;
 | ||
|     global $conf;
 | ||
|     $src = mediaFN($id);
 | ||
| 
 | ||
|     $meta = new JpegMeta($src);
 | ||
|     $meta->_parseAll();
 | ||
| 
 | ||
|     foreach($data as $key => $val){
 | ||
|         $val=trim($val);
 | ||
|         if(empty($val)){
 | ||
|             $meta->deleteField($key);
 | ||
|         }else{
 | ||
|             $meta->setField($key,$val);
 | ||
|         }
 | ||
|     }
 | ||
| 
 | ||
|     $old = @filemtime($src);
 | ||
|     if(!file_exists(mediaFN($id, $old)) && file_exists($src)) {
 | ||
|         // add old revision to the attic
 | ||
|         media_saveOldRevision($id);
 | ||
|     }
 | ||
|     $filesize_old = filesize($src);
 | ||
|     if($meta->save()){
 | ||
|         if($conf['fperm']) chmod($src, $conf['fperm']);
 | ||
|         @clearstatcache(true, $src);
 | ||
|         $new = @filemtime($src);
 | ||
|         $filesize_new = filesize($src);
 | ||
|         $sizechange = $filesize_new - $filesize_old;
 | ||
| 
 | ||
|         // add a log entry to the media changelog
 | ||
|         addMediaLogEntry($new, $id, DOKU_CHANGE_TYPE_EDIT, $lang['media_meta_edited'], '', null, $sizechange);
 | ||
| 
 | ||
|         msg($lang['metasaveok'],1);
 | ||
|         return $id;
 | ||
|     }else{
 | ||
|         msg($lang['metasaveerr'],-1);
 | ||
|         return false;
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * check if a media is external source
 | ||
|  *
 | ||
|  * @author Gerrit Uitslag <klapinklapin@gmail.com>
 | ||
|  *
 | ||
|  * @param string $id the media ID or URL
 | ||
|  * @return bool
 | ||
|  */
 | ||
| function media_isexternal($id){
 | ||
|     if (preg_match('#^(?:https?|ftp)://#i', $id)) return true;
 | ||
|     return false;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Check if a media item is public (eg, external URL or readable by @ALL)
 | ||
|  *
 | ||
|  * @author Andreas Gohr <andi@splitbrain.org>
 | ||
|  *
 | ||
|  * @param string $id  the media ID or URL
 | ||
|  * @return bool
 | ||
|  */
 | ||
| function media_ispublic($id){
 | ||
|     if(media_isexternal($id)) return true;
 | ||
|     $id = cleanID($id);
 | ||
|     if(auth_aclcheck(getNS($id).':*', '', array()) >= AUTH_READ) return true;
 | ||
|     return false;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Display the form to edit image meta data
 | ||
|  *
 | ||
|  * @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 $lang;
 | ||
| 
 | ||
|     if($auth < AUTH_UPLOAD) {
 | ||
|         echo '<div class="nothing">'.$lang['media_perm_upload'].'</div>'.NL;
 | ||
|         return false;
 | ||
|     }
 | ||
| 
 | ||
|     // load the field descriptions
 | ||
|     static $fields = null;
 | ||
|     if(is_null($fields)){
 | ||
|         $config_files = getConfigFiles('mediameta');
 | ||
|         foreach ($config_files as $config_file) {
 | ||
|             if(file_exists($config_file)) include($config_file);
 | ||
|         }
 | ||
|     }
 | ||
| 
 | ||
|     $src = mediaFN($id);
 | ||
| 
 | ||
|     // output
 | ||
|     $form = new Doku_Form(array('action' => media_managerURL(array('tab_details' => 'view'), '&'),
 | ||
|                                 'class' => 'meta'));
 | ||
|     $form->addHidden('img', $id);
 | ||
|     $form->addHidden('mediado', 'save');
 | ||
|     foreach($fields as $key => $field){
 | ||
|         // get current value
 | ||
|         if (empty($field[0])) continue;
 | ||
|         $tags = array($field[0]);
 | ||
|         if(is_array($field[3])) $tags = array_merge($tags,$field[3]);
 | ||
|         $value = tpl_img_getTag($tags,'',$src);
 | ||
|         $value = cleanText($value);
 | ||
| 
 | ||
|         // prepare attributes
 | ||
|         $p = array();
 | ||
|         $p['class'] = 'edit';
 | ||
|         $p['id']    = 'meta__'.$key;
 | ||
|         $p['name']  = 'meta['.$field[0].']';
 | ||
|         $p_attrs    = array('class' => 'edit');
 | ||
| 
 | ||
|         $form->addElement('<div class="row">');
 | ||
|         if($field[2] == 'text'){
 | ||
|             $form->addElement(
 | ||
|                 form_makeField(
 | ||
|                     'text',
 | ||
|                     $p['name'],
 | ||
|                     $value,
 | ||
|                     ($lang[$field[1]]) ? $lang[$field[1]] : $field[1] . ':',
 | ||
|                     $p['id'],
 | ||
|                     $p['class'],
 | ||
|                     $p_attrs
 | ||
|                 )
 | ||
|             );
 | ||
|         }else{
 | ||
|             $att = buildAttributes($p);
 | ||
|             $form->addElement('<label for="meta__'.$key.'">'.$lang[$field[1]].'</label>');
 | ||
|             $form->addElement("<textarea $att rows=\"6\" cols=\"50\">".formText($value).'</textarea>');
 | ||
|         }
 | ||
|         $form->addElement('</div>'.NL);
 | ||
|     }
 | ||
|     $form->addElement('<div class="buttons">');
 | ||
|     $form->addElement(
 | ||
|         form_makeButton(
 | ||
|             'submit',
 | ||
|             '',
 | ||
|             $lang['btn_save'],
 | ||
|             array('accesskey' => 's', 'name' => 'mediado[save]')
 | ||
|         )
 | ||
|     );
 | ||
|     $form->addElement('</div>'.NL);
 | ||
|     $form->printForm();
 | ||
| 
 | ||
|     return true;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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 $conf;
 | ||
| 
 | ||
|     if($conf['refcheck']){
 | ||
|         $mediareferences = ft_mediause($id,true);
 | ||
|         if(!count($mediareferences)) {
 | ||
|             return false;
 | ||
|         } else {
 | ||
|             return $mediareferences;
 | ||
|         }
 | ||
|     } else {
 | ||
|         return false;
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Handles media file deletions
 | ||
|  *
 | ||
|  * If configured, checks for media references before deletion
 | ||
|  *
 | ||
|  * @author             Andreas Gohr <andi@splitbrain.org>
 | ||
|  *
 | ||
|  * @param string $id media id
 | ||
|  * @param int $auth no longer used
 | ||
|  * @return int One of: 0,
 | ||
|  *                     DOKU_MEDIA_DELETED,
 | ||
|  *                     DOKU_MEDIA_DELETED | DOKU_MEDIA_EMPTY_NS,
 | ||
|  *                     DOKU_MEDIA_NOT_AUTH,
 | ||
|  *                     DOKU_MEDIA_INUSE
 | ||
|  */
 | ||
| function media_delete($id,$auth){
 | ||
|     global $lang;
 | ||
|     $auth = auth_quickaclcheck(ltrim(getNS($id).':*', ':'));
 | ||
|     if($auth < AUTH_DELETE) return DOKU_MEDIA_NOT_AUTH;
 | ||
|     if(media_inuse($id)) return DOKU_MEDIA_INUSE;
 | ||
| 
 | ||
|     $file = mediaFN($id);
 | ||
| 
 | ||
|     // trigger an event - MEDIA_DELETE_FILE
 | ||
|     $data = array();
 | ||
|     $data['id']   = $id;
 | ||
|     $data['name'] = \dokuwiki\Utf8\PhpString::basename($file);
 | ||
|     $data['path'] = $file;
 | ||
|     $data['size'] = (file_exists($file)) ? filesize($file) : 0;
 | ||
| 
 | ||
|     $data['unl'] = false;
 | ||
|     $data['del'] = false;
 | ||
|     $evt = new Event('MEDIA_DELETE_FILE',$data);
 | ||
|     if ($evt->advise_before()) {
 | ||
|         $old = @filemtime($file);
 | ||
|         if(!file_exists(mediaFN($id, $old)) && file_exists($file)) {
 | ||
|             // add old revision to the attic
 | ||
|             media_saveOldRevision($id);
 | ||
|         }
 | ||
| 
 | ||
|         $data['unl'] = @unlink($file);
 | ||
|         if($data['unl']) {
 | ||
|             $sizechange = 0 - $data['size'];
 | ||
|             addMediaLogEntry(time(), $id, DOKU_CHANGE_TYPE_DELETE, $lang['deleted'], '', null, $sizechange);
 | ||
| 
 | ||
|             $data['del'] = io_sweepNS($id, 'mediadir');
 | ||
|         }
 | ||
|     }
 | ||
|     $evt->advise_after();
 | ||
|     unset($evt);
 | ||
| 
 | ||
|     if($data['unl'] && $data['del']){
 | ||
|         return DOKU_MEDIA_DELETED | DOKU_MEDIA_EMPTY_NS;
 | ||
|     }
 | ||
| 
 | ||
|     return $data['unl'] ? DOKU_MEDIA_DELETED : 0;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Handle file uploads via XMLHttpRequest
 | ||
|  *
 | ||
|  * @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;
 | ||
|     global $INPUT;
 | ||
| 
 | ||
|     $id = $INPUT->get->str('qqfile');
 | ||
|     list($ext,$mime) = mimetype($id);
 | ||
|     $input = fopen("php://input", "r");
 | ||
|     if (!($tmp = io_mktmpdir())) return false;
 | ||
|     $path = $tmp.'/'.md5($id);
 | ||
|     $target = fopen($path, "w");
 | ||
|     $realSize = stream_copy_to_stream($input, $target);
 | ||
|     fclose($target);
 | ||
|     fclose($input);
 | ||
|     if (isset($_SERVER["CONTENT_LENGTH"]) && ($realSize != (int)$_SERVER["CONTENT_LENGTH"])){
 | ||
|         unlink($path);
 | ||
|         return false;
 | ||
|     }
 | ||
| 
 | ||
|     $res = media_save(
 | ||
|         array('name' => $path,
 | ||
|             'mime' => $mime,
 | ||
|             'ext'  => $ext),
 | ||
|         $ns.':'.$id,
 | ||
|         (($INPUT->get->str('ow') == 'true') ? true : false),
 | ||
|         $auth,
 | ||
|         'copy'
 | ||
|     );
 | ||
|     unlink($path);
 | ||
|     if ($tmp) io_rmdir($tmp, true);
 | ||
|     if (is_array($res)) {
 | ||
|         msg($res[0], $res[1]);
 | ||
|         return false;
 | ||
|     }
 | ||
|     return $res;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Handles media file uploads
 | ||
|  *
 | ||
|  * @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, $_FILES['upload'] if false
 | ||
|  * @return false|string false on error, id of the new file on success
 | ||
|  */
 | ||
| function media_upload($ns,$auth,$file=false){
 | ||
|     if(!checkSecurityToken()) return false;
 | ||
|     global $lang;
 | ||
|     global $INPUT;
 | ||
| 
 | ||
|     // get file and id
 | ||
|     $id   = $INPUT->post->str('mediaid');
 | ||
|     if (!$file) $file = $_FILES['upload'];
 | ||
|     if(empty($id)) $id = $file['name'];
 | ||
| 
 | ||
|     // check for errors (messages are done in lib/exe/mediamanager.php)
 | ||
|     if($file['error']) return false;
 | ||
| 
 | ||
|     // check extensions
 | ||
|     list($fext,$fmime) = mimetype($file['name']);
 | ||
|     list($iext,$imime) = mimetype($id);
 | ||
|     if($fext && !$iext){
 | ||
|         // no extension specified in id - read original one
 | ||
|         $id   .= '.'.$fext;
 | ||
|         $imime = $fmime;
 | ||
|     }elseif($fext && $fext != $iext){
 | ||
|         // extension was changed, print warning
 | ||
|         msg(sprintf($lang['mediaextchange'],$fext,$iext));
 | ||
|     }
 | ||
| 
 | ||
|     $res = media_save(array('name' => $file['tmp_name'],
 | ||
|                             'mime' => $imime,
 | ||
|                             'ext'  => $iext), $ns.':'.$id,
 | ||
|                       $INPUT->post->bool('ow'), $auth, 'copy_uploaded_file');
 | ||
|     if (is_array($res)) {
 | ||
|         msg($res[0], $res[1]);
 | ||
|         return false;
 | ||
|     }
 | ||
|     return $res;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * An alternative to move_uploaded_file that copies
 | ||
|  *
 | ||
|  * Using copy, makes sure any setgid bits on the media directory are honored
 | ||
|  *
 | ||
|  * @see   move_uploaded_file()
 | ||
|  *
 | ||
|  * @param string $from
 | ||
|  * @param string $to
 | ||
|  * @return bool
 | ||
|  */
 | ||
| function copy_uploaded_file($from, $to){
 | ||
|     if(!is_uploaded_file($from)) return false;
 | ||
|     $ok = copy($from, $to);
 | ||
|     @unlink($from);
 | ||
|     return $ok;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * This generates an action event and delegates to _media_upload_action().
 | ||
|  * Action plugins are allowed to pre/postprocess the uploaded file.
 | ||
|  * (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[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) {
 | ||
|         return array("You don't have permissions to upload files.", -1);
 | ||
|     }
 | ||
| 
 | ||
|     if (!isset($file['mime']) || !isset($file['ext'])) {
 | ||
|         list($ext, $mime) = mimetype($id);
 | ||
|         if (!isset($file['mime'])) {
 | ||
|             $file['mime'] = $mime;
 | ||
|         }
 | ||
|         if (!isset($file['ext'])) {
 | ||
|             $file['ext'] = $ext;
 | ||
|         }
 | ||
|     }
 | ||
| 
 | ||
|     global $lang, $conf;
 | ||
| 
 | ||
|     // get filename
 | ||
|     $id   = cleanID($id);
 | ||
|     $fn   = mediaFN($id);
 | ||
| 
 | ||
|     // get filetype regexp
 | ||
|     $types = array_keys(getMimeTypes());
 | ||
|     $types = array_map(
 | ||
|         function ($q) {
 | ||
|             return preg_quote($q, "/");
 | ||
|         },
 | ||
|         $types
 | ||
|     );
 | ||
|     $regex = join('|',$types);
 | ||
| 
 | ||
|     // because a temp file was created already
 | ||
|     if(!preg_match('/\.('.$regex.')$/i',$fn)) {
 | ||
|         return array($lang['uploadwrong'],-1);
 | ||
|     }
 | ||
| 
 | ||
|     //check for overwrite
 | ||
|     $overwrite = file_exists($fn);
 | ||
|     $auth_ow = (($conf['mediarevisions']) ? AUTH_UPLOAD : AUTH_DELETE);
 | ||
|     if($overwrite && (!$ow || $auth < $auth_ow)) {
 | ||
|         return array($lang['uploadexist'], 0);
 | ||
|     }
 | ||
|     // check for valid content
 | ||
|     $ok = media_contentcheck($file['name'], $file['mime']);
 | ||
|     if($ok == -1){
 | ||
|         return array(sprintf($lang['uploadbadcontent'],'.' . $file['ext']),-1);
 | ||
|     }elseif($ok == -2){
 | ||
|         return array($lang['uploadspam'],-1);
 | ||
|     }elseif($ok == -3){
 | ||
|         return array($lang['uploadxss'],-1);
 | ||
|     }
 | ||
| 
 | ||
|     // prepare event data
 | ||
|     $data = array();
 | ||
|     $data[0] = $file['name'];
 | ||
|     $data[1] = $fn;
 | ||
|     $data[2] = $id;
 | ||
|     $data[3] = $file['mime'];
 | ||
|     $data[4] = $overwrite;
 | ||
|     $data[5] = $move;
 | ||
| 
 | ||
|     // trigger event
 | ||
|     return Event::createAndTrigger('MEDIA_UPLOAD_FINISH', $data, '_media_upload_action', true);
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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?
 | ||
|     if(is_array($data) && count($data)===6) {
 | ||
|         return media_upload_finish($data[0], $data[1], $data[2], $data[3], $data[4], $data[5]);
 | ||
|     } else {
 | ||
|         return false; //callback error
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Saves an uploaded media file
 | ||
|  *
 | ||
|  * @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;
 | ||
|     global $lang;
 | ||
|     global $REV;
 | ||
| 
 | ||
|     $old = @filemtime($fn);
 | ||
|     if(!file_exists(mediaFN($id, $old)) && file_exists($fn)) {
 | ||
|         // add old revision to the attic if missing
 | ||
|         media_saveOldRevision($id);
 | ||
|     }
 | ||
| 
 | ||
|     // prepare directory
 | ||
|     io_createNamespace($id, 'media');
 | ||
| 
 | ||
|     $filesize_old = file_exists($fn) ? filesize($fn) : 0;
 | ||
| 
 | ||
|     if($move($fn_tmp, $fn)) {
 | ||
|         @clearstatcache(true,$fn);
 | ||
|         $new = @filemtime($fn);
 | ||
|         // Set the correct permission here.
 | ||
|         // Always chmod media because they may be saved with different permissions than expected from the php umask.
 | ||
|         // (Should normally chmod to $conf['fperm'] only if $conf['fperm'] is set.)
 | ||
|         chmod($fn, $conf['fmode']);
 | ||
|         msg($lang['uploadsucc'],1);
 | ||
|         media_notify($id,$fn,$imime,$old,$new);
 | ||
|         // add a log entry to the media changelog
 | ||
|         $filesize_new = filesize($fn);
 | ||
|         $sizechange = $filesize_new - $filesize_old;
 | ||
|         if($REV) {
 | ||
|             addMediaLogEntry(
 | ||
|                 $new,
 | ||
|                 $id,
 | ||
|                 DOKU_CHANGE_TYPE_REVERT,
 | ||
|                 sprintf($lang['restored'], dformat($REV)),
 | ||
|                 $REV,
 | ||
|                 null,
 | ||
|                 $sizechange
 | ||
|             );
 | ||
|         } elseif($overwrite) {
 | ||
|             addMediaLogEntry($new, $id, DOKU_CHANGE_TYPE_EDIT, '', '', null, $sizechange);
 | ||
|         } else {
 | ||
|             addMediaLogEntry($new, $id, DOKU_CHANGE_TYPE_CREATE, $lang['created'], '', null, $sizechange);
 | ||
|         }
 | ||
|         return $id;
 | ||
|     }else{
 | ||
|         return array($lang['uploadfail'],-1);
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Moves the current version of media file to the media_attic
 | ||
|  * directory
 | ||
|  *
 | ||
|  * @author Kate Arzamastseva <pshns@ukr.net>
 | ||
|  *
 | ||
|  * @param string $id
 | ||
|  * @return int - revision date
 | ||
|  */
 | ||
| function media_saveOldRevision($id){
 | ||
|     global $conf, $lang;
 | ||
| 
 | ||
|     $oldf = mediaFN($id);
 | ||
|     if(!file_exists($oldf)) return '';
 | ||
|     $date = filemtime($oldf);
 | ||
|     if (!$conf['mediarevisions']) return $date;
 | ||
| 
 | ||
|     $medialog = new MediaChangeLog($id);
 | ||
|     if (!$medialog->getRevisionInfo($date)) {
 | ||
|         // there was an external edit,
 | ||
|         // there is no log entry for current version of file
 | ||
|         $sizechange = filesize($oldf);
 | ||
|         if(!file_exists(mediaMetaFN($id, '.changes'))) {
 | ||
|             addMediaLogEntry($date, $id, DOKU_CHANGE_TYPE_CREATE, $lang['created'], '', null, $sizechange);
 | ||
|         } else {
 | ||
|             $oldRev = $medialog->getRevisions(-1, 1); // from changelog
 | ||
|             $oldRev = (int) (empty($oldRev) ? 0 : $oldRev[0]);
 | ||
|             $filesize_old = filesize(mediaFN($id, $oldRev));
 | ||
|             $sizechange = $sizechange - $filesize_old;
 | ||
| 
 | ||
|             addMediaLogEntry($date, $id, DOKU_CHANGE_TYPE_EDIT, '', '', null, $sizechange);
 | ||
|         }
 | ||
|     }
 | ||
| 
 | ||
|     $newf = mediaFN($id,$date);
 | ||
|     io_makeFileDir($newf);
 | ||
|     if(copy($oldf, $newf)) {
 | ||
|         // Set the correct permission here.
 | ||
|         // Always chmod media because they may be saved with different permissions than expected from the php umask.
 | ||
|         // (Should normally chmod to $conf['fperm'] only if $conf['fperm'] is set.)
 | ||
|         chmod($newf, $conf['fmode']);
 | ||
|     }
 | ||
|     return $date;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * This function checks if the uploaded content is really what the
 | ||
|  * mimetype says it is. We also do spam checking for text types here.
 | ||
|  *
 | ||
|  * We need to do this stuff because we can not rely on the browser
 | ||
|  * to do this check correctly. Yes, IE is broken as usual.
 | ||
|  *
 | ||
|  * @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 $conf;
 | ||
|     if($conf['iexssprotect']){
 | ||
|         $fh = @fopen($file, 'rb');
 | ||
|         if($fh){
 | ||
|             $bytes = fread($fh, 256);
 | ||
|             fclose($fh);
 | ||
|             if(preg_match('/<(script|a|img|html|body|iframe)[\s>]/i',$bytes)){
 | ||
|                 return -3; //XSS: possibly malicious content
 | ||
|             }
 | ||
|         }
 | ||
|     }
 | ||
|     if(substr($mime,0,6) == 'image/'){
 | ||
|         $info = @getimagesize($file);
 | ||
|         if($mime == 'image/gif' && $info[2] != 1){
 | ||
|             return -1; // uploaded content did not match the file extension
 | ||
|         }elseif($mime == 'image/jpeg' && $info[2] != 2){
 | ||
|             return -1;
 | ||
|         }elseif($mime == 'image/png' && $info[2] != 3){
 | ||
|             return -1;
 | ||
|         }
 | ||
|         # fixme maybe check other images types as well
 | ||
|     }elseif(substr($mime,0,5) == 'text/'){
 | ||
|         global $TEXT;
 | ||
|         $TEXT = io_readFile($file);
 | ||
|         if(checkwordblock()){
 | ||
|             return -2; //blocked by the spam blacklist
 | ||
|         }
 | ||
|     }
 | ||
|     return 0;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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,$old_rev=false,$current_rev=false){
 | ||
|     global $conf;
 | ||
|     if(empty($conf['notify'])) return false; //notify enabled?
 | ||
| 
 | ||
|     $subscription = new MediaSubscriptionSender();
 | ||
|     return $subscription->sendMediaDiff($conf['notify'], 'uploadmail', $id, $old_rev, $current_rev);
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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;
 | ||
|     global $lang;
 | ||
|     $ns = cleanID($ns);
 | ||
| 
 | ||
|     // check auth our self if not given (needed for ajax calls)
 | ||
|     if(is_null($auth)) $auth = auth_quickaclcheck("$ns:*");
 | ||
| 
 | ||
|     if (!$fullscreenview) echo '<h1 id="media__ns">:'.hsc($ns).'</h1>'.NL;
 | ||
| 
 | ||
|     if($auth < AUTH_READ){
 | ||
|         // FIXME: print permission warning here instead?
 | ||
|         echo '<div class="nothing">'.$lang['nothingfound'].'</div>'.NL;
 | ||
|     }else{
 | ||
|         if (!$fullscreenview) {
 | ||
|             media_uploadform($ns, $auth);
 | ||
|             media_searchform($ns);
 | ||
|         }
 | ||
| 
 | ||
|         $dir = utf8_encodeFN(str_replace(':','/',$ns));
 | ||
|         $data = array();
 | ||
|         search($data,$conf['mediadir'],'search_media',
 | ||
|                 array('showmsg'=>true,'depth'=>1),$dir,1,$sort);
 | ||
| 
 | ||
|         if(!count($data)){
 | ||
|             echo '<div class="nothing">'.$lang['nothingfound'].'</div>'.NL;
 | ||
|         }else {
 | ||
|             if ($fullscreenview) {
 | ||
|                 echo '<ul class="' . _media_get_list_type() . '">';
 | ||
|             }
 | ||
|             foreach($data as $item){
 | ||
|                 if (!$fullscreenview) {
 | ||
|                     media_printfile($item,$auth,$jump);
 | ||
|                 } else {
 | ||
|                     media_printfile_thumbs($item,$auth,$jump);
 | ||
|                 }
 | ||
|             }
 | ||
|             if ($fullscreenview) echo '</ul>'.NL;
 | ||
|         }
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Prints tabs for files list actions
 | ||
|  *
 | ||
|  * @author Kate Arzamastseva <pshns@ukr.net>
 | ||
|  * @author Adrian Lang <mail@adrianlang.de>
 | ||
|  *
 | ||
|  * @param string $selected_tab - opened tab
 | ||
|  */
 | ||
| 
 | ||
| function media_tabs_files($selected_tab = ''){
 | ||
|     global $lang;
 | ||
|     $tabs = array();
 | ||
|     foreach(array('files'  => 'mediaselect',
 | ||
|                   'upload' => 'media_uploadtab',
 | ||
|                   'search' => 'media_searchtab') as $tab => $caption) {
 | ||
|         $tabs[$tab] = array('href'    => media_managerURL(array('tab_files' => $tab), '&'),
 | ||
|                             'caption' => $lang[$caption]);
 | ||
|     }
 | ||
| 
 | ||
|     html_tabs($tabs, $selected_tab);
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Prints tabs for files details actions
 | ||
|  *
 | ||
|  * @author Kate Arzamastseva <pshns@ukr.net>
 | ||
|  * @param string $image filename of the current image
 | ||
|  * @param string $selected_tab opened tab
 | ||
|  */
 | ||
| function media_tabs_details($image, $selected_tab = ''){
 | ||
|     global $lang, $conf;
 | ||
| 
 | ||
|     $tabs = array();
 | ||
|     $tabs['view'] = array('href'    => media_managerURL(array('tab_details' => 'view'), '&'),
 | ||
|                           'caption' => $lang['media_viewtab']);
 | ||
| 
 | ||
|     list(, $mime) = mimetype($image);
 | ||
|     if ($mime == 'image/jpeg' && file_exists(mediaFN($image))) {
 | ||
|         $tabs['edit'] = array('href'    => media_managerURL(array('tab_details' => 'edit'), '&'),
 | ||
|                               'caption' => $lang['media_edittab']);
 | ||
|     }
 | ||
|     if ($conf['mediarevisions']) {
 | ||
|         $tabs['history'] = array('href'    => media_managerURL(array('tab_details' => 'history'), '&'),
 | ||
|                                  'caption' => $lang['media_historytab']);
 | ||
|     }
 | ||
| 
 | ||
|     html_tabs($tabs, $selected_tab);
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Prints options for the tab that displays a list of all files
 | ||
|  *
 | ||
|  * @author Kate Arzamastseva <pshns@ukr.net>
 | ||
|  */
 | ||
| function media_tab_files_options(){
 | ||
|     global $lang;
 | ||
|     global $INPUT;
 | ||
|     global $ID;
 | ||
|     $form = new Doku_Form(array('class' => 'options', 'method' => 'get',
 | ||
|                                 'action' => wl($ID)));
 | ||
|     $media_manager_params = media_managerURL(array(), '', false, true);
 | ||
|     foreach($media_manager_params as $pKey => $pVal){
 | ||
|         $form->addHidden($pKey, $pVal);
 | ||
|     }
 | ||
|     $form->addHidden('sectok', null);
 | ||
|     if ($INPUT->has('q')) {
 | ||
|         $form->addHidden('q', $INPUT->str('q'));
 | ||
|     }
 | ||
|     $form->addElement('<ul>'.NL);
 | ||
|     foreach(array('list' => array('listType', array('thumbs', 'rows')),
 | ||
|                   'sort' => array('sortBy', array('name', 'date')))
 | ||
|             as $group => $content) {
 | ||
|         $checked = "_media_get_${group}_type";
 | ||
|         $checked = $checked();
 | ||
| 
 | ||
|         $form->addElement('<li class="' . $content[0] . '">');
 | ||
|         foreach($content[1] as $option) {
 | ||
|             $attrs = array();
 | ||
|             if ($checked == $option) {
 | ||
|                 $attrs['checked'] = 'checked';
 | ||
|             }
 | ||
|             $form->addElement(form_makeRadioField($group . '_dwmedia', $option,
 | ||
|                                        $lang['media_' . $group . '_' . $option],
 | ||
|                                                   $content[0] . '__' . $option,
 | ||
|                                                   $option, $attrs));
 | ||
|         }
 | ||
|         $form->addElement('</li>'.NL);
 | ||
|     }
 | ||
|     $form->addElement('<li>');
 | ||
|     $form->addElement(form_makeButton('submit', '', $lang['btn_apply']));
 | ||
|     $form->addElement('</li>'.NL);
 | ||
|     $form->addElement('</ul>'.NL);
 | ||
|     $form->printForm();
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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() {
 | ||
|     return _media_get_display_param('sort', array('default' => 'name', 'date'));
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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() {
 | ||
|     return _media_get_display_param('list', array('default' => 'thumbs', 'rows'));
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Get display parameters
 | ||
|  *
 | ||
|  * @param string $param   name of parameter
 | ||
|  * @param array  $values  allowed values, where default value has index key 'default'
 | ||
|  * @return string the parameter value
 | ||
|  */
 | ||
| function _media_get_display_param($param, $values) {
 | ||
|     global $INPUT;
 | ||
|     if (in_array($INPUT->str($param), $values)) {
 | ||
|         // FIXME: Set cookie
 | ||
|         return $INPUT->str($param);
 | ||
|     } else {
 | ||
|         $val = get_doku_pref($param, $values['default']);
 | ||
|         if (!in_array($val, $values)) {
 | ||
|             $val = $values['default'];
 | ||
|         }
 | ||
|         return $val;
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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 $lang;
 | ||
|     if(is_null($auth)) $auth = auth_quickaclcheck("$ns:*");
 | ||
| 
 | ||
|     if($auth < AUTH_READ){
 | ||
|         echo '<div class="nothing">'.$lang['media_perm_read'].'</div>'.NL;
 | ||
|     }else{
 | ||
|         media_filelist($ns,$auth,$jump,true,_media_get_sort_type());
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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 $lang;
 | ||
|     if(is_null($auth)) $auth = auth_quickaclcheck("$ns:*");
 | ||
| 
 | ||
|     echo '<div class="upload">'.NL;
 | ||
|     if ($auth >= AUTH_UPLOAD) {
 | ||
|         echo '<p>' . $lang['mediaupload'] . '</p>';
 | ||
|     }
 | ||
|     media_uploadform($ns, $auth, true);
 | ||
|     echo '</div>'.NL;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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;
 | ||
| 
 | ||
|     $do = $INPUT->str('mediado');
 | ||
|     $query = $INPUT->str('q');
 | ||
|     echo '<div class="search">'.NL;
 | ||
| 
 | ||
|     media_searchform($ns, $query, true);
 | ||
|     if ($do == 'searchlist' || $query) {
 | ||
|         media_searchlist($query,$ns,$auth,true,_media_get_sort_type());
 | ||
|     }
 | ||
|     echo '</div>'.NL;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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='') {
 | ||
|     global $lang;
 | ||
|     if(is_null($auth)) $auth = auth_quickaclcheck("$ns:*");
 | ||
| 
 | ||
|     if ($image && $auth >= AUTH_READ) {
 | ||
|         $meta = new JpegMeta(mediaFN($image, $rev));
 | ||
|         media_preview($image, $auth, $rev, $meta);
 | ||
|         media_preview_buttons($image, $auth, $rev);
 | ||
|         media_details($image, $auth, $rev, $meta);
 | ||
| 
 | ||
|     } else {
 | ||
|         echo '<div class="nothing">'.$lang['media_perm_read'].'</div>'.NL;
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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:*");
 | ||
| 
 | ||
|     if ($image) {
 | ||
|         list(, $mime) = mimetype($image);
 | ||
|         if ($mime == 'image/jpeg') media_metaform($image,$auth);
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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;
 | ||
|     global $INPUT;
 | ||
| 
 | ||
|     if(is_null($auth)) $auth = auth_quickaclcheck("$ns:*");
 | ||
|     $do = $INPUT->str('mediado');
 | ||
| 
 | ||
|     if ($auth >= AUTH_READ && $image) {
 | ||
|         if ($do == 'diff'){
 | ||
|             media_diff($image, $ns, $auth);
 | ||
|         } else {
 | ||
|             $first = $INPUT->int('first');
 | ||
|             html_revisions($first, $image);
 | ||
|         }
 | ||
|     } else {
 | ||
|         echo '<div class="nothing">'.$lang['media_perm_read'].'</div>'.NL;
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Prints mediafile details
 | ||
|  *
 | ||
|  * @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='', $meta=false) {
 | ||
| 
 | ||
|     $size = media_image_preview_size($image, $rev, $meta);
 | ||
| 
 | ||
|     if ($size) {
 | ||
|         global $lang;
 | ||
|         echo '<div class="image">';
 | ||
| 
 | ||
|         $more = array();
 | ||
|         if ($rev) {
 | ||
|             $more['rev'] = $rev;
 | ||
|         } else {
 | ||
|             $t = @filemtime(mediaFN($image));
 | ||
|             $more['t'] = $t;
 | ||
|         }
 | ||
| 
 | ||
|         $more['w'] = $size[0];
 | ||
|         $more['h'] = $size[1];
 | ||
|         $src = ml($image, $more);
 | ||
| 
 | ||
|         echo '<a href="'.$src.'" target="_blank" title="'.$lang['mediaview'].'">';
 | ||
|         echo '<img src="'.$src.'" alt="" style="max-width: '.$size[0].'px;" />';
 | ||
|         echo '</a>';
 | ||
| 
 | ||
|         echo '</div>'.NL;
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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='') {
 | ||
|     global $lang, $conf;
 | ||
| 
 | ||
|     echo '<ul class="actions">'.NL;
 | ||
| 
 | ||
|     if($auth >= AUTH_DELETE && !$rev && file_exists(mediaFN($image))){
 | ||
| 
 | ||
|         // delete button
 | ||
|         $form = new Doku_Form(array('id' => 'mediamanager__btn_delete',
 | ||
|             'action'=>media_managerURL(array('delete' => $image), '&')));
 | ||
|         $form->addElement(form_makeButton('submit','',$lang['btn_delete']));
 | ||
|         echo '<li>';
 | ||
|         $form->printForm();
 | ||
|         echo '</li>'.NL;
 | ||
|     }
 | ||
| 
 | ||
|     $auth_ow = (($conf['mediarevisions']) ? AUTH_UPLOAD : AUTH_DELETE);
 | ||
|     if($auth >= $auth_ow && !$rev){
 | ||
| 
 | ||
|         // upload new version button
 | ||
|         $form = new Doku_Form(array('id' => 'mediamanager__btn_update',
 | ||
|             'action'=>media_managerURL(array('image' => $image, 'mediado' => 'update'), '&')));
 | ||
|         $form->addElement(form_makeButton('submit','',$lang['media_update']));
 | ||
|         echo '<li>';
 | ||
|         $form->printForm();
 | ||
|         echo '</li>'.NL;
 | ||
|     }
 | ||
| 
 | ||
|     if($auth >= AUTH_UPLOAD && $rev && $conf['mediarevisions'] && file_exists(mediaFN($image, $rev))){
 | ||
| 
 | ||
|         // restore button
 | ||
|         $form = new Doku_Form(array('id' => 'mediamanager__btn_restore',
 | ||
|             'action'=>media_managerURL(array('image' => $image), '&')));
 | ||
|         $form->addHidden('mediado','restore');
 | ||
|         $form->addHidden('rev',$rev);
 | ||
|         $form->addElement(form_makeButton('submit','',$lang['media_restore']));
 | ||
|         echo '<li>';
 | ||
|         $form->printForm();
 | ||
|         echo '</li>'.NL;
 | ||
|     }
 | ||
| 
 | ||
|     echo '</ul>'.NL;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Returns image width and height for mediamanager preview panel
 | ||
|  *
 | ||
|  * @author Kate Arzamastseva <pshns@ukr.net>
 | ||
|  * @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;
 | ||
| 
 | ||
|     $info = getimagesize(mediaFN($image, $rev));
 | ||
|     $w = (int) $info[0];
 | ||
|     $h = (int) $info[1];
 | ||
| 
 | ||
|     if($meta && ($w > $size || $h > $size)){
 | ||
|         $ratio = $meta->getResizeRatio($size, $size);
 | ||
|         $w = floor($w * $ratio);
 | ||
|         $h = floor($h * $ratio);
 | ||
|     }
 | ||
|     return array($w, $h);
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Returns the requested EXIF/IPTC tag from the image meta
 | ||
|  *
 | ||
|  * @author Kate Arzamastseva <pshns@ukr.net>
 | ||
|  *
 | ||
|  * @param array    $tags array with tags, first existing is returned
 | ||
|  * @param JpegMeta $meta
 | ||
|  * @param string   $alt  alternative value
 | ||
|  * @return string
 | ||
|  */
 | ||
| function media_getTag($tags,$meta,$alt=''){
 | ||
|     if($meta === false) return $alt;
 | ||
|     $info = $meta->getField($tags);
 | ||
|     if($info == false) return $alt;
 | ||
|     return $info;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Returns mediafile tags
 | ||
|  *
 | ||
|  * @author Kate Arzamastseva <pshns@ukr.net>
 | ||
|  *
 | ||
|  * @param JpegMeta $meta
 | ||
|  * @return array list of tags of the mediafile
 | ||
|  */
 | ||
| function media_file_tags($meta) {
 | ||
|     // load the field descriptions
 | ||
|     static $fields = null;
 | ||
|     if(is_null($fields)){
 | ||
|         $config_files = getConfigFiles('mediameta');
 | ||
|         foreach ($config_files as $config_file) {
 | ||
|             if(file_exists($config_file)) include($config_file);
 | ||
|         }
 | ||
|     }
 | ||
| 
 | ||
|     $tags = array();
 | ||
| 
 | ||
|     foreach($fields as $key => $tag){
 | ||
|         $t = array();
 | ||
|         if (!empty($tag[0])) $t = array($tag[0]);
 | ||
|         if(isset($tag[3]) && is_array($tag[3])) $t = array_merge($t,$tag[3]);
 | ||
|         $value = media_getTag($t, $meta);
 | ||
|         $tags[] = array('tag' => $tag, 'value' => $value);
 | ||
|     }
 | ||
| 
 | ||
|     return $tags;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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='', $meta=false) {
 | ||
|     global $lang;
 | ||
| 
 | ||
|     if (!$meta) $meta = new JpegMeta(mediaFN($image, $rev));
 | ||
|     $tags = media_file_tags($meta);
 | ||
| 
 | ||
|     echo '<dl>'.NL;
 | ||
|     foreach($tags as $tag){
 | ||
|         if ($tag['value']) {
 | ||
|             $value = cleanText($tag['value']);
 | ||
|             echo '<dt>'.$lang[$tag['tag'][1]].'</dt><dd>';
 | ||
|             if ($tag['tag'][2] == 'date') echo dformat($value);
 | ||
|             else echo hsc($value);
 | ||
|             echo '</dd>'.NL;
 | ||
|         }
 | ||
|     }
 | ||
|     echo '</dl>'.NL;
 | ||
|     echo '<dl>'.NL;
 | ||
|     echo '<dt>'.$lang['reference'].':</dt>';
 | ||
|     $media_usage = ft_mediause($image,true);
 | ||
|     if(count($media_usage) > 0){
 | ||
|         foreach($media_usage as $path){
 | ||
|             echo '<dd>'.html_wikilink($path).'</dd>';
 | ||
|         }
 | ||
|     }else{
 | ||
|         echo '<dd>'.$lang['nothingfound'].'</dd>';
 | ||
|     }
 | ||
|     echo '</dl>'.NL;
 | ||
| 
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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;
 | ||
|     global $INPUT;
 | ||
| 
 | ||
|     if ($auth < AUTH_READ || !$image || !$conf['mediarevisions']) return '';
 | ||
| 
 | ||
|     $rev1 = $INPUT->int('rev');
 | ||
| 
 | ||
|     $rev2 = $INPUT->ref('rev2');
 | ||
|     if(is_array($rev2)){
 | ||
|         $rev1 = (int) $rev2[0];
 | ||
|         $rev2 = (int) $rev2[1];
 | ||
| 
 | ||
|         if(!$rev1){
 | ||
|             $rev1 = $rev2;
 | ||
|             unset($rev2);
 | ||
|         }
 | ||
|     }else{
 | ||
|         $rev2 = $INPUT->int('rev2');
 | ||
|     }
 | ||
| 
 | ||
|     if ($rev1 && !file_exists(mediaFN($image, $rev1))) $rev1 = false;
 | ||
|     if ($rev2 && !file_exists(mediaFN($image, $rev2))) $rev2 = false;
 | ||
| 
 | ||
|     if($rev1 && $rev2){            // two specific revisions wanted
 | ||
|         // make sure order is correct (older on the left)
 | ||
|         if($rev1 < $rev2){
 | ||
|             $l_rev = $rev1;
 | ||
|             $r_rev = $rev2;
 | ||
|         }else{
 | ||
|             $l_rev = $rev2;
 | ||
|             $r_rev = $rev1;
 | ||
|         }
 | ||
|     }elseif($rev1){                // single revision given, compare to current
 | ||
|         $r_rev = '';
 | ||
|         $l_rev = $rev1;
 | ||
|     }else{                        // no revision was given, compare previous to current
 | ||
|         $r_rev = '';
 | ||
|         $medialog = new MediaChangeLog($image);
 | ||
|         $revs = $medialog->getRevisions(0, 1);
 | ||
|         if (file_exists(mediaFN($image, $revs[0]))) {
 | ||
|             $l_rev = $revs[0];
 | ||
|         } else {
 | ||
|             $l_rev = '';
 | ||
|         }
 | ||
|     }
 | ||
| 
 | ||
|     // prepare event data
 | ||
|     $data = array();
 | ||
|     $data[0] = $image;
 | ||
|     $data[1] = $l_rev;
 | ||
|     $data[2] = $r_rev;
 | ||
|     $data[3] = $ns;
 | ||
|     $data[4] = $auth;
 | ||
|     $data[5] = $fromajax;
 | ||
| 
 | ||
|     // trigger event
 | ||
|     return Event::createAndTrigger('MEDIA_DIFF', $data, '_media_file_diff', true);
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Callback for media file diff
 | ||
|  *
 | ||
|  * @param array $data event data
 | ||
|  * @return false|null
 | ||
|  */
 | ||
| function _media_file_diff($data) {
 | ||
|     if(is_array($data) && count($data)===6) {
 | ||
|         media_file_diff($data[0], $data[1], $data[2], $data[3], $data[4], $data[5]);
 | ||
|     } else {
 | ||
|         return false;
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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;
 | ||
|     global $INPUT;
 | ||
| 
 | ||
|     $l_meta = new JpegMeta(mediaFN($image, $l_rev));
 | ||
|     $r_meta = new JpegMeta(mediaFN($image, $r_rev));
 | ||
| 
 | ||
|     $is_img = preg_match('/\.(jpe?g|gif|png)$/', $image);
 | ||
|     if ($is_img) {
 | ||
|         $l_size = media_image_preview_size($image, $l_rev, $l_meta);
 | ||
|         $r_size = media_image_preview_size($image, $r_rev, $r_meta);
 | ||
|         $is_img = ($l_size && $r_size && ($l_size[0] >= 30 || $r_size[0] >= 30));
 | ||
| 
 | ||
|         $difftype = $INPUT->str('difftype');
 | ||
| 
 | ||
|         if (!$fromajax) {
 | ||
|             $form = new Doku_Form(array(
 | ||
|                 'action' => media_managerURL(array(), '&'),
 | ||
|                 'method' => 'get',
 | ||
|                 'id' => 'mediamanager__form_diffview',
 | ||
|                 'class' => 'diffView'
 | ||
|             ));
 | ||
|             $form->addHidden('sectok', null);
 | ||
|             $form->addElement('<input type="hidden" name="rev2[]" value="'.$l_rev.'" ></input>');
 | ||
|             $form->addElement('<input type="hidden" name="rev2[]" value="'.$r_rev.'" ></input>');
 | ||
|             $form->addHidden('mediado', 'diff');
 | ||
|             $form->printForm();
 | ||
| 
 | ||
|             echo NL.'<div id="mediamanager__diff" >'.NL;
 | ||
|         }
 | ||
| 
 | ||
|         if ($difftype == 'opacity' || $difftype == 'portions') {
 | ||
|             media_image_diff($image, $l_rev, $r_rev, $l_size, $r_size, $difftype);
 | ||
|             if (!$fromajax) echo '</div>';
 | ||
|             return;
 | ||
|         }
 | ||
|     }
 | ||
| 
 | ||
|     list($l_head, $r_head) = html_diff_head($l_rev, $r_rev, $image, true);
 | ||
| 
 | ||
|     ?>
 | ||
|     <div class="table">
 | ||
|     <table>
 | ||
|       <tr>
 | ||
|         <th><?php echo $l_head; ?></th>
 | ||
|         <th><?php echo $r_head; ?></th>
 | ||
|       </tr>
 | ||
|     <?php
 | ||
| 
 | ||
|     echo '<tr class="image">';
 | ||
|     echo '<td>';
 | ||
|     media_preview($image, $auth, $l_rev, $l_meta);
 | ||
|     echo '</td>';
 | ||
| 
 | ||
|     echo '<td>';
 | ||
|     media_preview($image, $auth, $r_rev, $r_meta);
 | ||
|     echo '</td>';
 | ||
|     echo '</tr>'.NL;
 | ||
| 
 | ||
|     echo '<tr class="actions">';
 | ||
|     echo '<td>';
 | ||
|     media_preview_buttons($image, $auth, $l_rev);
 | ||
|     echo '</td>';
 | ||
| 
 | ||
|     echo '<td>';
 | ||
|     media_preview_buttons($image, $auth, $r_rev);
 | ||
|     echo '</td>';
 | ||
|     echo '</tr>'.NL;
 | ||
| 
 | ||
|     $l_tags = media_file_tags($l_meta);
 | ||
|     $r_tags = media_file_tags($r_meta);
 | ||
|     // FIXME r_tags-only stuff
 | ||
|     foreach ($l_tags as $key => $l_tag) {
 | ||
|         if ($l_tag['value'] != $r_tags[$key]['value']) {
 | ||
|             $r_tags[$key]['highlighted'] = true;
 | ||
|             $l_tags[$key]['highlighted'] = true;
 | ||
|         } else if (!$l_tag['value'] || !$r_tags[$key]['value']) {
 | ||
|             unset($r_tags[$key]);
 | ||
|             unset($l_tags[$key]);
 | ||
|         }
 | ||
|     }
 | ||
| 
 | ||
|     echo '<tr>';
 | ||
|     foreach(array($l_tags,$r_tags) as $tags){
 | ||
|         echo '<td>'.NL;
 | ||
| 
 | ||
|         echo '<dl class="img_tags">';
 | ||
|         foreach($tags as $tag){
 | ||
|             $value = cleanText($tag['value']);
 | ||
|             if (!$value) $value = '-';
 | ||
|             echo '<dt>'.$lang[$tag['tag'][1]].'</dt>';
 | ||
|             echo '<dd>';
 | ||
|             if ($tag['highlighted']) {
 | ||
|                 echo '<strong>';
 | ||
|             }
 | ||
|             if ($tag['tag'][2] == 'date') echo dformat($value);
 | ||
|             else echo hsc($value);
 | ||
|             if ($tag['highlighted']) {
 | ||
|                 echo '</strong>';
 | ||
|             }
 | ||
|             echo '</dd>';
 | ||
|         }
 | ||
|         echo '</dl>'.NL;
 | ||
| 
 | ||
|         echo '</td>';
 | ||
|     }
 | ||
|     echo '</tr>'.NL;
 | ||
| 
 | ||
|     echo '</table>'.NL;
 | ||
|     echo '</div>'.NL;
 | ||
| 
 | ||
|     if ($is_img && !$fromajax) echo '</div>';
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Prints two images side by side
 | ||
|  * and slider
 | ||
|  *
 | ||
|  * @author Kate Arzamastseva <pshns@ukr.net>
 | ||
|  *
 | ||
|  * @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, $type) {
 | ||
|     if ($l_size != $r_size) {
 | ||
|         if ($r_size[0] > $l_size[0]) {
 | ||
|             $l_size = $r_size;
 | ||
|         }
 | ||
|     }
 | ||
| 
 | ||
|     $l_more = array('rev' => $l_rev, 'h' => $l_size[1], 'w' => $l_size[0]);
 | ||
|     $r_more = array('rev' => $r_rev, 'h' => $l_size[1], 'w' => $l_size[0]);
 | ||
| 
 | ||
|     $l_src = ml($image, $l_more);
 | ||
|     $r_src = ml($image, $r_more);
 | ||
| 
 | ||
|     // slider
 | ||
|     echo '<div class="slider" style="max-width: '.($l_size[0]-20).'px;" ></div>'.NL;
 | ||
| 
 | ||
|     // two images in divs
 | ||
|     echo '<div class="imageDiff ' . $type . '">'.NL;
 | ||
|     echo '<div class="image1" style="max-width: '.$l_size[0].'px;">';
 | ||
|     echo '<img src="'.$l_src.'" alt="" />';
 | ||
|     echo '</div>'.NL;
 | ||
|     echo '<div class="image2" style="max-width: '.$l_size[0].'px;">';
 | ||
|     echo '<img src="'.$r_src.'" alt="" />';
 | ||
|     echo '</div>'.NL;
 | ||
|     echo '</div>'.NL;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Restores an old revision of a media file
 | ||
|  *
 | ||
|  * @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){
 | ||
|     global $conf;
 | ||
|     if ($auth < AUTH_UPLOAD || !$conf['mediarevisions']) return false;
 | ||
|     $removed = (!file_exists(mediaFN($image)) && file_exists(mediaMetaFN($image, '.changes')));
 | ||
|     if (!$image || (!file_exists(mediaFN($image)) && !$removed)) return false;
 | ||
|     if (!$rev || !file_exists(mediaFN($image, $rev))) return false;
 | ||
|     list(,$imime,) = mimetype($image);
 | ||
|     $res = media_upload_finish(mediaFN($image, $rev),
 | ||
|         mediaFN($image),
 | ||
|         $image,
 | ||
|         $imime,
 | ||
|         true,
 | ||
|         'copy');
 | ||
|     if (is_array($res)) {
 | ||
|         msg($res[0], $res[1]);
 | ||
|         return false;
 | ||
|     }
 | ||
|     return $res;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * List all files found by the search request
 | ||
|  *
 | ||
|  * @author Tobias Sarnowski <sarnowski@cosmocode.de>
 | ||
|  * @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' => $query
 | ||
|     );
 | ||
|     if (!blank($query)) {
 | ||
|         $evt = new Event('MEDIA_SEARCH', $evdata);
 | ||
|         if ($evt->advise_before()) {
 | ||
|             $dir = utf8_encodeFN(str_replace(':','/',$evdata['ns']));
 | ||
|             $quoted = preg_quote($evdata['query'],'/');
 | ||
|             //apply globbing
 | ||
|             $quoted = str_replace(array('\*', '\?'), array('.*', '.'), $quoted, $count);
 | ||
| 
 | ||
|             //if we use globbing file name must match entirely but may be preceded by arbitrary namespace
 | ||
|             if ($count > 0) $quoted = '^([^:]*:)*'.$quoted.'$';
 | ||
| 
 | ||
|             $pattern = '/'.$quoted.'/i';
 | ||
|             search($evdata['data'],
 | ||
|                     $conf['mediadir'],
 | ||
|                     'search_media',
 | ||
|                     array('showmsg'=>false,'pattern'=>$pattern),
 | ||
|                     $dir,
 | ||
|                     1,
 | ||
|                     $sort);
 | ||
|         }
 | ||
|         $evt->advise_after();
 | ||
|         unset($evt);
 | ||
|     }
 | ||
| 
 | ||
|     if (!$fullscreen) {
 | ||
|         echo '<h1 id="media__ns">'.sprintf($lang['searchmedia_in'],hsc($ns).':*').'</h1>'.NL;
 | ||
|         media_searchform($ns,$query);
 | ||
|     }
 | ||
| 
 | ||
|     if(!count($evdata['data'])){
 | ||
|         echo '<div class="nothing">'.$lang['nothingfound'].'</div>'.NL;
 | ||
|     }else {
 | ||
|         if ($fullscreen) {
 | ||
|             echo '<ul class="' . _media_get_list_type() . '">';
 | ||
|         }
 | ||
|         foreach($evdata['data'] as $item){
 | ||
|             if (!$fullscreen) media_printfile($item,$item['perm'],'',true);
 | ||
|             else media_printfile_thumbs($item,$item['perm'],false,true);
 | ||
|         }
 | ||
|         if ($fullscreen) echo '</ul>'.NL;
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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;
 | ||
| 
 | ||
|     // Prepare zebra coloring
 | ||
|     // I always wanted to use this variable name :-D
 | ||
|     static $twibble = 1;
 | ||
|     $twibble *= -1;
 | ||
|     $zebra = ($twibble == -1) ? 'odd' : 'even';
 | ||
| 
 | ||
|     // Automatically jump to recent action
 | ||
|     if($jump == $item['id']) {
 | ||
|         $jump = ' id="scroll__here" ';
 | ||
|     }else{
 | ||
|         $jump = '';
 | ||
|     }
 | ||
| 
 | ||
|     // Prepare fileicons
 | ||
|     list($ext) = mimetype($item['file'],false);
 | ||
|     $class = preg_replace('/[^_\-a-z0-9]+/i','_',$ext);
 | ||
|     $class = 'select mediafile mf_'.$class;
 | ||
| 
 | ||
|     // Prepare filename
 | ||
|     $file = utf8_decodeFN($item['file']);
 | ||
| 
 | ||
|     // Prepare info
 | ||
|     $info = '';
 | ||
|     if($item['isimg']){
 | ||
|         $info .= (int) $item['meta']->getField('File.Width');
 | ||
|         $info .= '×';
 | ||
|         $info .= (int) $item['meta']->getField('File.Height');
 | ||
|         $info .= ' ';
 | ||
|     }
 | ||
|     $info .= '<i>'.dformat($item['mtime']).'</i>';
 | ||
|     $info .= ' ';
 | ||
|     $info .= filesize_h($item['size']);
 | ||
| 
 | ||
|     // output
 | ||
|     echo '<div class="'.$zebra.'"'.$jump.' title="'.hsc($item['id']).'">'.NL;
 | ||
|     if (!$display_namespace) {
 | ||
|         echo '<a id="h_:'.$item['id'].'" class="'.$class.'">'.hsc($file).'</a> ';
 | ||
|     } else {
 | ||
|         echo '<a id="h_:'.$item['id'].'" class="'.$class.'">'.hsc($item['id']).'</a><br/>';
 | ||
|     }
 | ||
|     echo '<span class="info">('.$info.')</span>'.NL;
 | ||
| 
 | ||
|     // view button
 | ||
|     $link = ml($item['id'],'',true);
 | ||
|     echo ' <a href="'.$link.'" target="_blank"><img src="'.DOKU_BASE.'lib/images/magnifier.png" '.
 | ||
|         'alt="'.$lang['mediaview'].'" title="'.$lang['mediaview'].'" class="btn" /></a>';
 | ||
| 
 | ||
|     // mediamanager button
 | ||
|     $link = wl('',array('do'=>'media','image'=>$item['id'],'ns'=>getNS($item['id'])));
 | ||
|     echo ' <a href="'.$link.'" target="_blank"><img src="'.DOKU_BASE.'lib/images/mediamanager.png" '.
 | ||
|         'alt="'.$lang['btn_media'].'" title="'.$lang['btn_media'].'" class="btn" /></a>';
 | ||
| 
 | ||
|     // delete button
 | ||
|     if($item['writable'] && $auth >= AUTH_DELETE){
 | ||
|         $link = DOKU_BASE.'lib/exe/mediamanager.php?delete='.rawurlencode($item['id']).
 | ||
|             '&sectok='.getSecurityToken();
 | ||
|         echo ' <a href="'.$link.'" class="btn_media_delete" title="'.$item['id'].'">'.
 | ||
|             '<img src="'.DOKU_BASE.'lib/images/trash.png" alt="'.$lang['btn_delete'].'" '.
 | ||
|             'title="'.$lang['btn_delete'].'" class="btn" /></a>';
 | ||
|     }
 | ||
| 
 | ||
|     echo '<div class="example" id="ex_'.str_replace(':','_',$item['id']).'">';
 | ||
|     echo $lang['mediausage'].' <code>{{:'.$item['id'].'}}</code>';
 | ||
|     echo '</div>';
 | ||
|     if($item['isimg']) media_printimgdetail($item);
 | ||
|     echo '<div class="clearer"></div>'.NL;
 | ||
|     echo '</div>'.NL;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Display a media icon
 | ||
|  *
 | ||
|  * @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($filename),false);
 | ||
| 
 | ||
|     if (file_exists(DOKU_INC.'lib/images/fileicons/'.$size.'/'.$ext.'.png')) {
 | ||
|         $icon = DOKU_BASE.'lib/images/fileicons/'.$size.'/'.$ext.'.png';
 | ||
|     } else {
 | ||
|         $icon = DOKU_BASE.'lib/images/fileicons/'.$size.'/file.png';
 | ||
|     }
 | ||
| 
 | ||
|     return '<img src="'.$icon.'" alt="'.$filename.'" class="icon" />';
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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){
 | ||
| 
 | ||
|     // Prepare filename
 | ||
|     $file = utf8_decodeFN($item['file']);
 | ||
| 
 | ||
|     // output
 | ||
|     echo '<li><dl title="'.hsc($item['id']).'">'.NL;
 | ||
| 
 | ||
|         echo '<dt>';
 | ||
|     if($item['isimg']) {
 | ||
|         media_printimgdetail($item, true);
 | ||
| 
 | ||
|     } else {
 | ||
|         echo '<a id="d_:'.$item['id'].'" class="image" title="'.$item['id'].'" href="'.
 | ||
|             media_managerURL(array('image' => hsc($item['id']), 'ns' => getNS($item['id']),
 | ||
|             'tab_details' => 'view')).'">';
 | ||
|         echo media_printicon($item['id'], '32x32');
 | ||
|         echo '</a>';
 | ||
|     }
 | ||
|     echo '</dt>'.NL;
 | ||
|     if (!$display_namespace) {
 | ||
|         $name = hsc($file);
 | ||
|     } else {
 | ||
|         $name = hsc($item['id']);
 | ||
|     }
 | ||
|     echo '<dd class="name"><a href="'.media_managerURL(array('image' => hsc($item['id']), 'ns' => getNS($item['id']),
 | ||
|         'tab_details' => 'view')).'" id="h_:'.$item['id'].'">'.$name.'</a></dd>'.NL;
 | ||
| 
 | ||
|     if($item['isimg']){
 | ||
|         $size = '';
 | ||
|         $size .= (int) $item['meta']->getField('File.Width');
 | ||
|         $size .= '×';
 | ||
|         $size .= (int) $item['meta']->getField('File.Height');
 | ||
|         echo '<dd class="size">'.$size.'</dd>'.NL;
 | ||
|     } else {
 | ||
|         echo '<dd class="size"> </dd>'.NL;
 | ||
|     }
 | ||
|     $date = dformat($item['mtime']);
 | ||
|     echo '<dd class="date">'.$date.'</dd>'.NL;
 | ||
|     $filesize = filesize_h($item['size']);
 | ||
|     echo '<dd class="filesize">'.$filesize.'</dd>'.NL;
 | ||
|     echo '</dl></li>'.NL;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Prints a thumbnail and metainfo
 | ||
|  *
 | ||
|  * @param array $item
 | ||
|  * @param bool  $fullscreen
 | ||
|  */
 | ||
| function media_printimgdetail($item, $fullscreen=false){
 | ||
|     // prepare thumbnail
 | ||
|     $size = $fullscreen ? 90 : 120;
 | ||
| 
 | ||
|     $w = (int) $item['meta']->getField('File.Width');
 | ||
|     $h = (int) $item['meta']->getField('File.Height');
 | ||
|     if($w>$size || $h>$size){
 | ||
|         if (!$fullscreen) {
 | ||
|             $ratio = $item['meta']->getResizeRatio($size);
 | ||
|         } else {
 | ||
|             $ratio = $item['meta']->getResizeRatio($size,$size);
 | ||
|         }
 | ||
|         $w = floor($w * $ratio);
 | ||
|         $h = floor($h * $ratio);
 | ||
|     }
 | ||
|     $src = ml($item['id'],array('w'=>$w,'h'=>$h,'t'=>$item['mtime']));
 | ||
|     $p = array();
 | ||
|     if (!$fullscreen) {
 | ||
|         // In fullscreen mediamanager view, image resizing is done via CSS.
 | ||
|         $p['width']  = $w;
 | ||
|         $p['height'] = $h;
 | ||
|     }
 | ||
|     $p['alt']    = $item['id'];
 | ||
|     $att = buildAttributes($p);
 | ||
| 
 | ||
|     // output
 | ||
|     if ($fullscreen) {
 | ||
|         echo '<a id="l_:'.$item['id'].'" class="image thumb" href="'.
 | ||
|             media_managerURL(['image' => hsc($item['id']), 'ns' => getNS($item['id']), 'tab_details' => 'view']).'">';
 | ||
|         echo '<img src="'.$src.'" '.$att.' />';
 | ||
|         echo '</a>';
 | ||
|     }
 | ||
| 
 | ||
|     if ($fullscreen) return;
 | ||
| 
 | ||
|     echo '<div class="detail">';
 | ||
|     echo '<div class="thumb">';
 | ||
|     echo '<a id="d_:'.$item['id'].'" class="select">';
 | ||
|     echo '<img src="'.$src.'" '.$att.' />';
 | ||
|     echo '</a>';
 | ||
|     echo '</div>';
 | ||
| 
 | ||
|     // read EXIF/IPTC data
 | ||
|     $t = $item['meta']->getField(array('IPTC.Headline','xmp.dc:title'));
 | ||
|     $d = $item['meta']->getField(array('IPTC.Caption','EXIF.UserComment',
 | ||
|                 'EXIF.TIFFImageDescription',
 | ||
|                 'EXIF.TIFFUserComment'));
 | ||
|     if(\dokuwiki\Utf8\PhpString::strlen($d) > 250) $d = \dokuwiki\Utf8\PhpString::substr($d,0,250).'...';
 | ||
|     $k = $item['meta']->getField(array('IPTC.Keywords','IPTC.Category','xmp.dc:subject'));
 | ||
| 
 | ||
|     // print EXIF/IPTC data
 | ||
|     if($t || $d || $k ){
 | ||
|         echo '<p>';
 | ||
|         if($t) echo '<strong>'.hsc($t).'</strong><br />';
 | ||
|         if($d) echo hsc($d).'<br />';
 | ||
|         if($t) echo '<em>'.hsc($k).'</em>';
 | ||
|         echo '</p>';
 | ||
|     }
 | ||
|     echo '</div>';
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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           absolute url?
 | ||
|  * @param bool       $params_array  return the parmeters array?
 | ||
|  * @return string|array - link or link parameters
 | ||
|  */
 | ||
| function media_managerURL($params=false, $amp='&', $abs=false, $params_array=false) {
 | ||
|     global $ID;
 | ||
|     global $INPUT;
 | ||
| 
 | ||
|     $gets = array('do' => 'media');
 | ||
|     $media_manager_params = array('tab_files', 'tab_details', 'image', 'ns', 'list', 'sort');
 | ||
|     foreach ($media_manager_params as $x) {
 | ||
|         if ($INPUT->has($x)) $gets[$x] = $INPUT->str($x);
 | ||
|     }
 | ||
| 
 | ||
|     if ($params) {
 | ||
|         $gets = $params + $gets;
 | ||
|     }
 | ||
|     unset($gets['id']);
 | ||
|     if (isset($gets['delete'])) {
 | ||
|         unset($gets['image']);
 | ||
|         unset($gets['tab_details']);
 | ||
|     }
 | ||
| 
 | ||
|     if ($params_array) return $gets;
 | ||
| 
 | ||
|     return wl($ID,$gets,$abs,$amp);
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Print the media upload form if permissions are correct
 | ||
|  *
 | ||
|  * @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;
 | ||
|     global $conf;
 | ||
|     global $INPUT;
 | ||
| 
 | ||
|     if($auth < AUTH_UPLOAD) {
 | ||
|         echo '<div class="nothing">'.$lang['media_perm_upload'].'</div>'.NL;
 | ||
|         return;
 | ||
|     }
 | ||
|     $auth_ow = (($conf['mediarevisions']) ? AUTH_UPLOAD : AUTH_DELETE);
 | ||
| 
 | ||
|     $update = false;
 | ||
|     $id = '';
 | ||
|     if ($auth >= $auth_ow && $fullscreen && $INPUT->str('mediado') == 'update') {
 | ||
|         $update = true;
 | ||
|         $id = cleanID($INPUT->str('image'));
 | ||
|     }
 | ||
| 
 | ||
|     // The default HTML upload form
 | ||
|     $params = array('id'      => 'dw__upload',
 | ||
|                     'enctype' => 'multipart/form-data');
 | ||
|     if (!$fullscreen) {
 | ||
|         $params['action'] = DOKU_BASE.'lib/exe/mediamanager.php';
 | ||
|     } else {
 | ||
|         $params['action'] = media_managerURL(array('tab_files' => 'files',
 | ||
|             'tab_details' => 'view'), '&');
 | ||
|     }
 | ||
| 
 | ||
|     $form = new Doku_Form($params);
 | ||
|     if (!$fullscreen) echo '<div class="upload">' . $lang['mediaupload'] . '</div>';
 | ||
|     $form->addElement(formSecurityToken());
 | ||
|     $form->addHidden('ns', hsc($ns));
 | ||
|     $form->addElement(form_makeOpenTag('p'));
 | ||
|     $form->addElement(form_makeFileField('upload', $lang['txt_upload'], 'upload__file'));
 | ||
|     $form->addElement(form_makeCloseTag('p'));
 | ||
|     $form->addElement(form_makeOpenTag('p'));
 | ||
|     $form->addElement(form_makeTextField('mediaid', noNS($id), $lang['txt_filename'], 'upload__name'));
 | ||
|     $form->addElement(form_makeButton('submit', '', $lang['btn_upload']));
 | ||
|     $form->addElement(form_makeCloseTag('p'));
 | ||
| 
 | ||
|     if($auth >= $auth_ow){
 | ||
|         $form->addElement(form_makeOpenTag('p'));
 | ||
|         $attrs = array();
 | ||
|         if ($update) $attrs['checked'] = 'checked';
 | ||
|         $form->addElement(form_makeCheckboxField('ow', 1, $lang['txt_overwrt'], 'dw__ow', 'check', $attrs));
 | ||
|         $form->addElement(form_makeCloseTag('p'));
 | ||
|     }
 | ||
| 
 | ||
|     echo NL.'<div id="mediamanager__uploader">'.NL;
 | ||
|     html_form('upload', $form);
 | ||
| 
 | ||
|     echo '</div>'.NL;
 | ||
| 
 | ||
|     echo '<p class="maxsize">';
 | ||
|     printf($lang['maxuploadsize'],filesize_h(media_getuploadsize()));
 | ||
|     echo ' <a class="allowedmime" href="#">' . $lang['allowedmime'] . '</a>';
 | ||
|     echo ' <span>' . implode(', ', array_keys(getMimeTypes())) .'</span>';
 | ||
|     echo '</p>'.NL;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Returns the size uploaded files may have
 | ||
|  *
 | ||
|  * This uses a conservative approach using the lowest number found
 | ||
|  * in any of the limiting ini settings
 | ||
|  *
 | ||
|  * @returns int size in bytes
 | ||
|  */
 | ||
| function media_getuploadsize(){
 | ||
|     $okay = 0;
 | ||
| 
 | ||
|     $post = (int) php_to_byte(@ini_get('post_max_size'));
 | ||
|     $suho = (int) php_to_byte(@ini_get('suhosin.post.max_value_length'));
 | ||
|     $upld = (int) php_to_byte(@ini_get('upload_max_filesize'));
 | ||
| 
 | ||
|     if($post && ($post < $okay || $okay == 0)) $okay = $post;
 | ||
|     if($suho && ($suho < $okay || $okay == 0)) $okay = $suho;
 | ||
|     if($upld && ($upld < $okay || $okay == 0)) $okay = $upld;
 | ||
| 
 | ||
|     return $okay;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Print the search field form
 | ||
|  *
 | ||
|  * @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;
 | ||
| 
 | ||
|     // The default HTML search form
 | ||
|     $params = array('id' => 'dw__mediasearch');
 | ||
|     if (!$fullscreen) {
 | ||
|         $params['action'] = DOKU_BASE.'lib/exe/mediamanager.php';
 | ||
|     } else {
 | ||
|         $params['action'] = media_managerURL(array(), '&');
 | ||
|     }
 | ||
|     $form = new Doku_Form($params);
 | ||
|     $form->addHidden('ns', $ns);
 | ||
|     $form->addHidden($fullscreen ? 'mediado' : 'do', 'searchlist');
 | ||
| 
 | ||
|     $form->addElement(form_makeOpenTag('p'));
 | ||
|     $form->addElement(
 | ||
|         form_makeTextField(
 | ||
|             'q',
 | ||
|             $query,
 | ||
|             $lang['searchmedia'],
 | ||
|             '',
 | ||
|             '',
 | ||
|             array('title' => sprintf($lang['searchmedia_in'], hsc($ns) . ':*'))
 | ||
|         )
 | ||
|     );
 | ||
|     $form->addElement(form_makeButton('submit', '', $lang['btn_search']));
 | ||
|     $form->addElement(form_makeCloseTag('p'));
 | ||
|     html_form('searchmedia', $form);
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Build a tree outline of available media namespaces
 | ||
|  *
 | ||
|  * @author Andreas Gohr <andi@splitbrain.org>
 | ||
|  *
 | ||
|  * @param string $ns
 | ||
|  */
 | ||
| function media_nstree($ns){
 | ||
|     global $conf;
 | ||
|     global $lang;
 | ||
| 
 | ||
|     // currently selected namespace
 | ||
|     $ns  = cleanID($ns);
 | ||
|     if(empty($ns)){
 | ||
|         global $ID;
 | ||
|         $ns = (string)getNS($ID);
 | ||
|     }
 | ||
| 
 | ||
|     $ns_dir  = utf8_encodeFN(str_replace(':','/',$ns));
 | ||
| 
 | ||
|     $data = array();
 | ||
|     search($data,$conf['mediadir'],'search_index',array('ns' => $ns_dir, 'nofiles' => true));
 | ||
| 
 | ||
|     // wrap a list with the root level around the other namespaces
 | ||
|     array_unshift($data, array('level' => 0, 'id' => '', 'open' =>'true',
 | ||
|                                'label' => '['.$lang['mediaroot'].']'));
 | ||
| 
 | ||
|     // insert the current ns into the hierarchy if it isn't already part of it
 | ||
|     $ns_parts = explode(':', $ns);
 | ||
|     $tmp_ns = '';
 | ||
|     $pos = 0;
 | ||
|     foreach ($ns_parts as $level => $part) {
 | ||
|         if ($tmp_ns) $tmp_ns .= ':'.$part;
 | ||
|         else $tmp_ns = $part;
 | ||
| 
 | ||
|         // find the namespace parts or insert them
 | ||
|         while ($data[$pos]['id'] != $tmp_ns) {
 | ||
|             if (
 | ||
|                 $pos >= count($data) ||
 | ||
|                 (
 | ||
|                     $data[$pos]['level'] <= $level+1 &&
 | ||
|                     strnatcmp(utf8_encodeFN($data[$pos]['id']), utf8_encodeFN($tmp_ns)) > 0
 | ||
|                 )
 | ||
|             ) {
 | ||
|                 array_splice($data, $pos, 0, array(array('level' => $level+1, 'id' => $tmp_ns, 'open' => 'true')));
 | ||
|                 break;
 | ||
|             }
 | ||
|             ++$pos;
 | ||
|         }
 | ||
|     }
 | ||
| 
 | ||
|     echo html_buildlist($data,'idx','media_nstree_item','media_nstree_li');
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Userfunction for html_buildlist
 | ||
|  *
 | ||
|  * 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;
 | ||
|     $pos   = strrpos($item['id'], ':');
 | ||
|     $label = substr($item['id'], $pos > 0 ? $pos + 1 : 0);
 | ||
|     if(empty($item['label'])) $item['label'] = $label;
 | ||
| 
 | ||
|     $ret  = '';
 | ||
|     if (!($INPUT->str('do') == 'media'))
 | ||
|     $ret .= '<a href="'.DOKU_BASE.'lib/exe/mediamanager.php?ns='.idfilter($item['id']).'" class="idx_dir">';
 | ||
|     else $ret .= '<a href="'.media_managerURL(array('ns' => idfilter($item['id'], false), 'tab_files' => 'files'))
 | ||
|         .'" class="idx_dir">';
 | ||
|     $ret .= $item['label'];
 | ||
|     $ret .= '</a>';
 | ||
|     return $ret;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Userfunction for html_buildlist
 | ||
|  *
 | ||
|  * 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'];
 | ||
|     if($item['open']){
 | ||
|         $class .= ' open';
 | ||
|         $img   = DOKU_BASE.'lib/images/minus.gif';
 | ||
|         $alt   = '−';
 | ||
|     }else{
 | ||
|         $class .= ' closed';
 | ||
|         $img   = DOKU_BASE.'lib/images/plus.gif';
 | ||
|         $alt   = '+';
 | ||
|     }
 | ||
|     // TODO: only deliver an image if it actually has a subtree...
 | ||
|     return '<li class="'.$class.'">'.
 | ||
|         '<img src="'.$img.'" alt="'.$alt.'" />';
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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;
 | ||
| 
 | ||
|     $info = @getimagesize($file); //get original size
 | ||
|     if($info == false) return $file; // that's no image - it's a spaceship!
 | ||
| 
 | ||
|     if(!$h) $h = round(($w * $info[1]) / $info[0]);
 | ||
|     if(!$w) $w = round(($h * $info[0]) / $info[1]);
 | ||
| 
 | ||
|     // we wont scale up to infinity
 | ||
|     if($w > 2000 || $h > 2000) return $file;
 | ||
| 
 | ||
|     // resize necessary? - (w,h) = native dimensions
 | ||
|     if(($w == $info[0]) && ($h == $info[1])) return $file;
 | ||
| 
 | ||
|     //cache
 | ||
|     $local = getCacheName($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, $h)
 | ||
|     ) {
 | ||
|         if($conf['fperm']) @chmod($local, $conf['fperm']);
 | ||
|         return $local;
 | ||
|     }
 | ||
|     //still here? resizing failed
 | ||
|     return $file;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Crops the given image to the wanted ratio, then calls media_resize_image to scale it
 | ||
|  * to the wanted size
 | ||
|  *
 | ||
|  * Crops are centered horizontally but prefer the upper third of an vertical
 | ||
|  * 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 $conf;
 | ||
| 
 | ||
|     if(!$h) $h = $w;
 | ||
|     $info = @getimagesize($file); //get original size
 | ||
|     if($info == false) return $file; // that's no image - it's a spaceship!
 | ||
| 
 | ||
|     // calculate crop size
 | ||
|     $fr = $info[0]/$info[1];
 | ||
|     $tr = $w/$h;
 | ||
| 
 | ||
|     // check if the crop can be handled completely by resize,
 | ||
|     // i.e. the specified width & height match the aspect ratio of the source image
 | ||
|     if ($w == round($h*$fr)) {
 | ||
|         return media_resize_image($file, $ext, $w);
 | ||
|     }
 | ||
| 
 | ||
|     if($tr >= 1){
 | ||
|         if($tr > $fr){
 | ||
|             $cw = $info[0];
 | ||
|             $ch = (int) ($info[0]/$tr);
 | ||
|         }else{
 | ||
|             $cw = (int) ($info[1]*$tr);
 | ||
|             $ch = $info[1];
 | ||
|         }
 | ||
|     }else{
 | ||
|         if($tr < $fr){
 | ||
|             $cw = (int) ($info[1]*$tr);
 | ||
|             $ch = $info[1];
 | ||
|         }else{
 | ||
|             $cw = $info[0];
 | ||
|             $ch = (int) ($info[0]/$tr);
 | ||
|         }
 | ||
|     }
 | ||
|     // calculate crop offset
 | ||
|     $cx = (int) (($info[0]-$cw)/2);
 | ||
|     $cy = (int) (($info[1]-$ch)/3);
 | ||
| 
 | ||
|     //cache
 | ||
|     $local = getCacheName($file,'.media.'.$cw.'x'.$ch.'.crop.'.$ext);
 | ||
|     $mtime = @filemtime($local); // 0 if not exists
 | ||
| 
 | ||
|     if( $mtime > @filemtime($file) ||
 | ||
|             media_crop_imageIM($ext,$file,$info[0],$info[1],$local,$cw,$ch,$cx,$cy) ||
 | ||
|             media_resize_imageGD($ext,$file,$cw,$ch,$local,$cw,$ch,$cx,$cy) ){
 | ||
|         if($conf['fperm']) @chmod($local, $conf['fperm']);
 | ||
|         return media_resize_image($local,$ext, $w, $h);
 | ||
|     }
 | ||
| 
 | ||
|     //still here? cropping failed
 | ||
|     return media_resize_image($file,$ext, $w, $h);
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Calculate a token to be used to verify fetch requests for resized or
 | ||
|  * cropped images have been internally generated - and prevent external
 | ||
|  * DDOS attacks via fetch
 | ||
|  *
 | ||
|  * @author Christopher Smith <chris@jalakai.co.uk>
 | ||
|  *
 | ||
|  * @param string  $id    id of the image
 | ||
|  * @param int     $w     resize/crop width
 | ||
|  * @param int     $h     resize/crop height
 | ||
|  * @return string token or empty string if no token required
 | ||
|  */
 | ||
| function media_get_token($id,$w,$h){
 | ||
|     // token is only required for modified images
 | ||
|     if ($w || $h || media_isexternal($id)) {
 | ||
|         $token = $id;
 | ||
|         if ($w) $token .= '.'.$w;
 | ||
|         if ($h) $token .= '.'.$h;
 | ||
| 
 | ||
|         return substr(\dokuwiki\PassHash::hmac('md5', $token, auth_cookiesalt()),0,6);
 | ||
|     }
 | ||
| 
 | ||
|     return '';
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Download a remote file and return local filename
 | ||
|  *
 | ||
|  * returns false if download fails. Uses cached file if available and
 | ||
|  * wanted
 | ||
|  *
 | ||
|  * @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 $conf;
 | ||
| 
 | ||
|     // if no cache or fetchsize just redirect
 | ||
|     if ($cache==0)           return false;
 | ||
|     if (!$conf['fetchsize']) return false;
 | ||
| 
 | ||
|     $local = getCacheName(strtolower($url),".media.$ext");
 | ||
|     $mtime = @filemtime($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)) {
 | ||
|             return $local;
 | ||
|         } else {
 | ||
|             return false;
 | ||
|         }
 | ||
|     }
 | ||
| 
 | ||
|     //if cache exists use it else
 | ||
|     if($mtime) return $local;
 | ||
| 
 | ||
|     //else return false
 | ||
|     return false;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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;
 | ||
|     $http = new DokuHTTPClient();
 | ||
|     $http->keep_alive = false; // we do single ops here, no need for keep-alive
 | ||
| 
 | ||
|     $http->max_bodysize = $conf['fetchsize'];
 | ||
|     $http->timeout = 25; //max. 25 sec
 | ||
|     $http->header_regexp = '!\r\nContent-Type: image/(jpe?g|gif|png)!i';
 | ||
| 
 | ||
|     $data = $http->get($url);
 | ||
|     if(!$data) return false;
 | ||
| 
 | ||
|     $fileexists = file_exists($file);
 | ||
|     $fp = @fopen($file,"w");
 | ||
|     if(!$fp) return false;
 | ||
|     fwrite($fp,$data);
 | ||
|     fclose($fp);
 | ||
|     if(!$fileexists and $conf['fperm']) chmod($file, $conf['fperm']);
 | ||
| 
 | ||
|     // check if it is really an image
 | ||
|     $info = @getimagesize($file);
 | ||
|     if(!$info){
 | ||
|         @unlink($file);
 | ||
|         return false;
 | ||
|     }
 | ||
| 
 | ||
|     return true;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * resize images using external ImageMagick convert program
 | ||
|  *
 | ||
|  * @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 $conf;
 | ||
| 
 | ||
|     // check if convert is configured
 | ||
|     if(!$conf['im_convert']) return false;
 | ||
| 
 | ||
|     // prepare command
 | ||
|     $cmd  = $conf['im_convert'];
 | ||
|     $cmd .= ' -resize '.$to_w.'x'.$to_h.'!';
 | ||
|     if ($ext == 'jpg' || $ext == 'jpeg') {
 | ||
|         $cmd .= ' -quality '.$conf['jpg_quality'];
 | ||
|     }
 | ||
|     $cmd .= " $from $to";
 | ||
| 
 | ||
|     @exec($cmd,$out,$retval);
 | ||
|     if ($retval == 0) return true;
 | ||
|     return false;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * 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 $conf;
 | ||
| 
 | ||
|     // check if convert is configured
 | ||
|     if(!$conf['im_convert']) return false;
 | ||
| 
 | ||
|     // prepare command
 | ||
|     $cmd  = $conf['im_convert'];
 | ||
|     $cmd .= ' -crop '.$to_w.'x'.$to_h.'+'.$ofs_x.'+'.$ofs_y;
 | ||
|     if ($ext == 'jpg' || $ext == 'jpeg') {
 | ||
|         $cmd .= ' -quality '.$conf['jpg_quality'];
 | ||
|     }
 | ||
|     $cmd .= " $from $to";
 | ||
| 
 | ||
|     @exec($cmd,$out,$retval);
 | ||
|     if ($retval == 0) return true;
 | ||
|     return false;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * resize or crop images using PHP's libGD support
 | ||
|  *
 | ||
|  * @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 $conf;
 | ||
| 
 | ||
|     if($conf['gdlib'] < 1) return false; //no GDlib available or wanted
 | ||
| 
 | ||
|     // check available memory
 | ||
|     if(!is_mem_available(($from_w * $from_h * 4) + ($to_w * $to_h * 4))){
 | ||
|         return false;
 | ||
|     }
 | ||
| 
 | ||
|     // create an image of the given filetype
 | ||
|     $image = false;
 | ||
|     if ($ext == 'jpg' || $ext == 'jpeg'){
 | ||
|         if(!function_exists("imagecreatefromjpeg")) return false;
 | ||
|         $image = @imagecreatefromjpeg($from);
 | ||
|     }elseif($ext == 'png') {
 | ||
|         if(!function_exists("imagecreatefrompng")) return false;
 | ||
|         $image = @imagecreatefrompng($from);
 | ||
| 
 | ||
|     }elseif($ext == 'gif') {
 | ||
|         if(!function_exists("imagecreatefromgif")) return false;
 | ||
|         $image = @imagecreatefromgif($from);
 | ||
|     }
 | ||
|     if(!$image) return false;
 | ||
| 
 | ||
|     $newimg = false;
 | ||
|     if(($conf['gdlib']>1) && function_exists("imagecreatetruecolor") && $ext != 'gif'){
 | ||
|         $newimg = @imagecreatetruecolor ($to_w, $to_h);
 | ||
|     }
 | ||
|     if(!$newimg) $newimg = @imagecreate($to_w, $to_h);
 | ||
|     if(!$newimg){
 | ||
|         imagedestroy($image);
 | ||
|         return false;
 | ||
|     }
 | ||
| 
 | ||
|     //keep png alpha channel if possible
 | ||
|     if($ext == 'png' && $conf['gdlib']>1 && function_exists('imagesavealpha')){
 | ||
|         imagealphablending($newimg, false);
 | ||
|         imagesavealpha($newimg,true);
 | ||
|     }
 | ||
| 
 | ||
|     //keep gif transparent color if possible
 | ||
|     if($ext == 'gif' && function_exists('imagefill') && function_exists('imagecolorallocate')) {
 | ||
|         if(function_exists('imagecolorsforindex') && function_exists('imagecolortransparent')) {
 | ||
|             $transcolorindex = @imagecolortransparent($image);
 | ||
|             if($transcolorindex >= 0 ) { //transparent color exists
 | ||
|                 $transcolor = @imagecolorsforindex($image, $transcolorindex);
 | ||
|                 $transcolorindex = @imagecolorallocate(
 | ||
|                     $newimg,
 | ||
|                     $transcolor['red'],
 | ||
|                     $transcolor['green'],
 | ||
|                     $transcolor['blue']
 | ||
|                 );
 | ||
|                 @imagefill($newimg, 0, 0, $transcolorindex);
 | ||
|                 @imagecolortransparent($newimg, $transcolorindex);
 | ||
|             }else{ //filling with white
 | ||
|                 $whitecolorindex = @imagecolorallocate($newimg, 255, 255, 255);
 | ||
|                 @imagefill($newimg, 0, 0, $whitecolorindex);
 | ||
|             }
 | ||
|         }else{ //filling with white
 | ||
|             $whitecolorindex = @imagecolorallocate($newimg, 255, 255, 255);
 | ||
|             @imagefill($newimg, 0, 0, $whitecolorindex);
 | ||
|         }
 | ||
|     }
 | ||
| 
 | ||
|     //try resampling first
 | ||
|     if(function_exists("imagecopyresampled")){
 | ||
|         if(!@imagecopyresampled($newimg, $image, 0, 0, $ofs_x, $ofs_y, $to_w, $to_h, $from_w, $from_h)) {
 | ||
|             imagecopyresized($newimg, $image, 0, 0, $ofs_x, $ofs_y, $to_w, $to_h, $from_w, $from_h);
 | ||
|         }
 | ||
|     }else{
 | ||
|         imagecopyresized($newimg, $image, 0, 0, $ofs_x, $ofs_y, $to_w, $to_h, $from_w, $from_h);
 | ||
|     }
 | ||
| 
 | ||
|     $okay = false;
 | ||
|     if ($ext == 'jpg' || $ext == 'jpeg'){
 | ||
|         if(!function_exists('imagejpeg')){
 | ||
|             $okay = false;
 | ||
|         }else{
 | ||
|             $okay = imagejpeg($newimg, $to, $conf['jpg_quality']);
 | ||
|         }
 | ||
|     }elseif($ext == 'png') {
 | ||
|         if(!function_exists('imagepng')){
 | ||
|             $okay = false;
 | ||
|         }else{
 | ||
|             $okay =  imagepng($newimg, $to);
 | ||
|         }
 | ||
|     }elseif($ext == 'gif') {
 | ||
|         if(!function_exists('imagegif')){
 | ||
|             $okay = false;
 | ||
|         }else{
 | ||
|             $okay = imagegif($newimg, $to);
 | ||
|         }
 | ||
|     }
 | ||
| 
 | ||
|     // destroy GD image ressources
 | ||
|     if($image) imagedestroy($image);
 | ||
|     if($newimg) imagedestroy($newimg);
 | ||
| 
 | ||
|     return $okay;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Return other media files with the same base name
 | ||
|  * but different extensions.
 | ||
|  *
 | ||
|  * @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);
 | ||
|     $filebase = substr($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);
 | ||
|             $files[$fileMime] = $fileid;
 | ||
|         }
 | ||
|     }
 | ||
|     return $files;
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Check if video/audio is supported to be embedded.
 | ||
|  *
 | ||
|  * @param string $mime      - mimetype of media file
 | ||
|  * @param string $type      - type of media files to check ('video', 'audio', or null for all)
 | ||
|  * @return boolean
 | ||
|  *
 | ||
|  * @author Anika Henke <anika@selfthinker.org>
 | ||
|  */
 | ||
| function media_supportedav($mime, $type=NULL){
 | ||
|     $supportedAudio = array(
 | ||
|         'ogg' => 'audio/ogg',
 | ||
|         'mp3' => 'audio/mpeg',
 | ||
|         'wav' => 'audio/wav',
 | ||
|     );
 | ||
|     $supportedVideo = array(
 | ||
|         'webm' => 'video/webm',
 | ||
|         'ogv' => 'video/ogg',
 | ||
|         'mp4' => 'video/mp4',
 | ||
|     );
 | ||
|     if ($type == 'audio') {
 | ||
|         $supportedAv = $supportedAudio;
 | ||
|     } elseif ($type == 'video') {
 | ||
|         $supportedAv = $supportedVideo;
 | ||
|     } else {
 | ||
|         $supportedAv = array_merge($supportedAudio, $supportedVideo);
 | ||
|     }
 | ||
|     return in_array($mime, $supportedAv);
 | ||
| }
 | ||
| 
 | ||
| /**
 | ||
|  * Return track media files with the same base name
 | ||
|  * but extensions that indicate kind and lang.
 | ||
|  * ie for foo.webm search foo.sub.lang.vtt, foo.cap.lang.vtt...
 | ||
|  *
 | ||
|  * @param string   $src     - ID of media file
 | ||
|  * @return array            - array(mediaID => array( kind, srclang ))
 | ||
|  *
 | ||
|  * @author Schplurtz le Déboulonné <Schplurtz@laposte.net>
 | ||
|  */
 | ||
| function media_trackfiles($src){
 | ||
|     $kinds=array(
 | ||
|         'sub' => 'subtitles',
 | ||
|         'cap' => 'captions',
 | ||
|         'des' => 'descriptions',
 | ||
|         'cha' => 'chapters',
 | ||
|         'met' => 'metadata'
 | ||
|     );
 | ||
| 
 | ||
|     $files = array();
 | ||
|     $re='/\\.(sub|cap|des|cha|met)\\.([^.]+)\\.vtt$/';
 | ||
|     $baseid=pathinfo($src, PATHINFO_FILENAME);
 | ||
|     $pattern=mediaFN($baseid).'.*.*.vtt';
 | ||
|     $list=glob($pattern);
 | ||
|     foreach($list as $track) {
 | ||
|         if(preg_match($re, $track, $matches)){
 | ||
|             $files[$baseid.'.'.$matches[1].'.'.$matches[2].'.vtt']=array(
 | ||
|                 $kinds[$matches[1]],
 | ||
|                 $matches[2],
 | ||
|             );
 | ||
|         }
 | ||
|     }
 | ||
|     return $files;
 | ||
| }
 | ||
| 
 | ||
| /* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
 |