[25027] | 1 | <?php
|
---|
| 2 | /**
|
---|
| 3 | * All output and handler function needed for the media management popup
|
---|
| 4 | *
|
---|
| 5 | * @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
|
---|
| 6 | * @author Andreas Gohr <[email protected]>
|
---|
| 7 | */
|
---|
| 8 |
|
---|
| 9 | if(!defined('DOKU_INC')) die('meh.');
|
---|
| 10 | if(!defined('NL')) define('NL',"\n");
|
---|
| 11 |
|
---|
| 12 | /**
|
---|
| 13 | * Lists pages which currently use a media file selected for deletion
|
---|
| 14 | *
|
---|
| 15 | * References uses the same visual as search results and share
|
---|
| 16 | * their CSS tags except pagenames won't be links.
|
---|
| 17 | *
|
---|
| 18 | * @author Matthias Grimm <[email protected]>
|
---|
| 19 | */
|
---|
| 20 | function media_filesinuse($data,$id){
|
---|
| 21 | global $lang;
|
---|
| 22 | echo '<h1>'.$lang['reference'].' <code>'.hsc(noNS($id)).'</code></h1>';
|
---|
| 23 | echo '<p>'.hsc($lang['ref_inuse']).'</p>';
|
---|
| 24 |
|
---|
| 25 | $hidden=0; //count of hits without read permission
|
---|
| 26 | foreach($data as $row){
|
---|
| 27 | if(auth_quickaclcheck($row) >= AUTH_READ && isVisiblePage($row)){
|
---|
| 28 | echo '<div class="search_result">';
|
---|
| 29 | echo '<span class="mediaref_ref">'.hsc($row).'</span>';
|
---|
| 30 | echo '</div>';
|
---|
| 31 | }else
|
---|
| 32 | $hidden++;
|
---|
| 33 | }
|
---|
| 34 | if ($hidden){
|
---|
| 35 | print '<div class="mediaref_hidden">'.$lang['ref_hidden'].'</div>';
|
---|
| 36 | }
|
---|
| 37 | }
|
---|
| 38 |
|
---|
| 39 | /**
|
---|
| 40 | * Handles the saving of image meta data
|
---|
| 41 | *
|
---|
| 42 | * @author Andreas Gohr <[email protected]>
|
---|
| 43 | */
|
---|
| 44 | function media_metasave($id,$auth,$data){
|
---|
| 45 | if($auth < AUTH_UPLOAD) return false;
|
---|
| 46 | if(!checkSecurityToken()) return false;
|
---|
| 47 | global $lang;
|
---|
| 48 | global $conf;
|
---|
| 49 | $src = mediaFN($id);
|
---|
| 50 |
|
---|
| 51 | $meta = new JpegMeta($src);
|
---|
| 52 | $meta->_parseAll();
|
---|
| 53 |
|
---|
| 54 | foreach($data as $key => $val){
|
---|
| 55 | $val=trim($val);
|
---|
| 56 | if(empty($val)){
|
---|
| 57 | $meta->deleteField($key);
|
---|
| 58 | }else{
|
---|
| 59 | $meta->setField($key,$val);
|
---|
| 60 | }
|
---|
| 61 | }
|
---|
| 62 |
|
---|
| 63 | if($meta->save()){
|
---|
| 64 | if($conf['fperm']) chmod($src, $conf['fperm']);
|
---|
| 65 | msg($lang['metasaveok'],1);
|
---|
| 66 | return $id;
|
---|
| 67 | }else{
|
---|
| 68 | msg($lang['metasaveerr'],-1);
|
---|
| 69 | return false;
|
---|
| 70 | }
|
---|
| 71 | }
|
---|
| 72 |
|
---|
| 73 | /**
|
---|
| 74 | * Display the form to edit image meta data
|
---|
| 75 | *
|
---|
| 76 | * @author Andreas Gohr <[email protected]>
|
---|
| 77 | */
|
---|
| 78 | function media_metaform($id,$auth){
|
---|
| 79 | if($auth < AUTH_UPLOAD) return false;
|
---|
| 80 | global $lang, $config_cascade;
|
---|
| 81 |
|
---|
| 82 | // load the field descriptions
|
---|
| 83 | static $fields = null;
|
---|
| 84 | if(is_null($fields)){
|
---|
| 85 |
|
---|
| 86 | foreach (array('default','local') as $config_group) {
|
---|
| 87 | if (empty($config_cascade['mediameta'][$config_group])) continue;
|
---|
| 88 | foreach ($config_cascade['mediameta'][$config_group] as $config_file) {
|
---|
| 89 | if(@file_exists($config_file)){
|
---|
| 90 | include($config_file);
|
---|
| 91 | }
|
---|
| 92 | }
|
---|
| 93 | }
|
---|
| 94 | }
|
---|
| 95 |
|
---|
| 96 | $src = mediaFN($id);
|
---|
| 97 |
|
---|
| 98 | // output
|
---|
| 99 | echo '<h1>'.hsc(noNS($id)).'</h1>'.NL;
|
---|
| 100 | echo '<form action="'.DOKU_BASE.'lib/exe/mediamanager.php" accept-charset="utf-8" method="post" class="meta">'.NL;
|
---|
| 101 | formSecurityToken();
|
---|
| 102 | foreach($fields as $key => $field){
|
---|
| 103 | // get current value
|
---|
| 104 | $tags = array($field[0]);
|
---|
| 105 | if(is_array($field[3])) $tags = array_merge($tags,$field[3]);
|
---|
| 106 | $value = tpl_img_getTag($tags,'',$src);
|
---|
| 107 | $value = cleanText($value);
|
---|
| 108 |
|
---|
| 109 | // prepare attributes
|
---|
| 110 | $p = array();
|
---|
| 111 | $p['class'] = 'edit';
|
---|
| 112 | $p['id'] = 'meta__'.$key;
|
---|
| 113 | $p['name'] = 'meta['.$field[0].']';
|
---|
| 114 |
|
---|
| 115 | // put label
|
---|
| 116 | echo '<div class="metafield">';
|
---|
| 117 | echo '<label for="meta__'.$key.'">';
|
---|
| 118 | echo ($lang[$field[1]]) ? $lang[$field[1]] : $field[1];
|
---|
| 119 | echo ':</label>';
|
---|
| 120 |
|
---|
| 121 | // put input field
|
---|
| 122 | if($field[2] == 'text'){
|
---|
| 123 | $p['value'] = $value;
|
---|
| 124 | $p['type'] = 'text';
|
---|
| 125 | $att = buildAttributes($p);
|
---|
| 126 | echo "<input $att/>".NL;
|
---|
| 127 | }else{
|
---|
| 128 | $att = buildAttributes($p);
|
---|
| 129 | echo "<textarea $att rows=\"6\" cols=\"50\">".formText($value).'</textarea>'.NL;
|
---|
| 130 | }
|
---|
| 131 | echo '</div>'.NL;
|
---|
| 132 | }
|
---|
| 133 | echo '<div class="buttons">'.NL;
|
---|
| 134 | echo '<input type="hidden" name="img" value="'.hsc($id).'" />'.NL;
|
---|
| 135 | echo '<input name="do[save]" type="submit" value="'.$lang['btn_save'].
|
---|
| 136 | '" title="'.$lang['btn_save'].' [S]" accesskey="s" class="button" />'.NL;
|
---|
| 137 | echo '<input name="do[cancel]" type="submit" value="'.$lang['btn_cancel'].
|
---|
| 138 | '" title="'.$lang['btn_cancel'].' [C]" accesskey="c" class="button" />'.NL;
|
---|
| 139 | echo '</div>'.NL;
|
---|
| 140 | echo '</form>'.NL;
|
---|
| 141 | }
|
---|
| 142 |
|
---|
| 143 | /**
|
---|
| 144 | * Convenience function to check if a media file is still in use
|
---|
| 145 | *
|
---|
| 146 | * @author Michael Klier <[email protected]>
|
---|
| 147 | */
|
---|
| 148 | function media_inuse($id) {
|
---|
| 149 | global $conf;
|
---|
| 150 | $mediareferences = array();
|
---|
| 151 | if($conf['refcheck']){
|
---|
| 152 | $mediareferences = ft_mediause($id,$conf['refshow']);
|
---|
| 153 | if(!count($mediareferences)) {
|
---|
| 154 | return false;
|
---|
| 155 | } else {
|
---|
| 156 | return $mediareferences;
|
---|
| 157 | }
|
---|
| 158 | } else {
|
---|
| 159 | return false;
|
---|
| 160 | }
|
---|
| 161 | }
|
---|
| 162 |
|
---|
| 163 | define('DOKU_MEDIA_DELETED', 1);
|
---|
| 164 | define('DOKU_MEDIA_NOT_AUTH', 2);
|
---|
| 165 | define('DOKU_MEDIA_INUSE', 4);
|
---|
| 166 | define('DOKU_MEDIA_EMPTY_NS', 8);
|
---|
| 167 |
|
---|
| 168 | /**
|
---|
| 169 | * Handles media file deletions
|
---|
| 170 | *
|
---|
| 171 | * If configured, checks for media references before deletion
|
---|
| 172 | *
|
---|
| 173 | * @author Andreas Gohr <[email protected]>
|
---|
| 174 | * @return int One of: 0,
|
---|
| 175 | DOKU_MEDIA_DELETED,
|
---|
| 176 | DOKU_MEDIA_DELETED | DOKU_MEDIA_EMPTY_NS,
|
---|
| 177 | DOKU_MEDIA_NOT_AUTH,
|
---|
| 178 | DOKU_MEDIA_INUSE
|
---|
| 179 | */
|
---|
| 180 | function media_delete($id,$auth){
|
---|
| 181 | if($auth < AUTH_DELETE) return DOKU_MEDIA_NOT_AUTH;
|
---|
| 182 | if(media_inuse($id)) return DOKU_MEDIA_INUSE;
|
---|
| 183 |
|
---|
| 184 | $file = mediaFN($id);
|
---|
| 185 |
|
---|
| 186 | // trigger an event - MEDIA_DELETE_FILE
|
---|
| 187 | $data['id'] = $id;
|
---|
| 188 | $data['name'] = basename($file);
|
---|
| 189 | $data['path'] = $file;
|
---|
| 190 | $data['size'] = (@file_exists($file)) ? filesize($file) : 0;
|
---|
| 191 |
|
---|
| 192 | $data['unl'] = false;
|
---|
| 193 | $data['del'] = false;
|
---|
| 194 | $evt = new Doku_Event('MEDIA_DELETE_FILE',$data);
|
---|
| 195 | if ($evt->advise_before()) {
|
---|
| 196 | $data['unl'] = @unlink($file);
|
---|
| 197 | if($data['unl']){
|
---|
| 198 | addMediaLogEntry(time(), $id, DOKU_CHANGE_TYPE_DELETE);
|
---|
| 199 | $data['del'] = io_sweepNS($id,'mediadir');
|
---|
| 200 | }
|
---|
| 201 | }
|
---|
| 202 | $evt->advise_after();
|
---|
| 203 | unset($evt);
|
---|
| 204 |
|
---|
| 205 | if($data['unl'] && $data['del']){
|
---|
| 206 | return DOKU_MEDIA_DELETED | DOKU_MEDIA_EMPTY_NS;
|
---|
| 207 | }
|
---|
| 208 |
|
---|
| 209 | return $data['unl'] ? DOKU_MEDIA_DELETED : 0;
|
---|
| 210 | }
|
---|
| 211 |
|
---|
| 212 | /**
|
---|
| 213 | * Handles media file uploads
|
---|
| 214 | *
|
---|
| 215 | * @author Andreas Gohr <[email protected]>
|
---|
| 216 | * @author Michael Klier <[email protected]>
|
---|
| 217 | * @return mixed false on error, id of the new file on success
|
---|
| 218 | */
|
---|
| 219 | function media_upload($ns,$auth){
|
---|
| 220 | if(!checkSecurityToken()) return false;
|
---|
| 221 | global $lang;
|
---|
| 222 |
|
---|
| 223 | // get file and id
|
---|
| 224 | $id = $_POST['id'];
|
---|
| 225 | $file = $_FILES['upload'];
|
---|
| 226 | if(empty($id)) $id = $file['name'];
|
---|
| 227 |
|
---|
| 228 | // check for errors (messages are done in lib/exe/mediamanager.php)
|
---|
| 229 | if($file['error']) return false;
|
---|
| 230 |
|
---|
| 231 | // check extensions
|
---|
| 232 | list($fext,$fmime,$dl) = mimetype($file['name']);
|
---|
| 233 | list($iext,$imime,$dl) = mimetype($id);
|
---|
| 234 | if($fext && !$iext){
|
---|
| 235 | // no extension specified in id - read original one
|
---|
| 236 | $id .= '.'.$fext;
|
---|
| 237 | $imime = $fmime;
|
---|
| 238 | }elseif($fext && $fext != $iext){
|
---|
| 239 | // extension was changed, print warning
|
---|
| 240 | msg(sprintf($lang['mediaextchange'],$fext,$iext));
|
---|
| 241 | }
|
---|
| 242 |
|
---|
| 243 | $res = media_save(array('name' => $file['tmp_name'],
|
---|
| 244 | 'mime' => $imime,
|
---|
| 245 | 'ext' => $iext), $ns.':'.$id,
|
---|
| 246 | $_REQUEST['ow'], $auth, 'move_uploaded_file');
|
---|
| 247 | if (is_array($res)) {
|
---|
| 248 | msg($res[0], $res[1]);
|
---|
| 249 | return false;
|
---|
| 250 | }
|
---|
| 251 | return $res;
|
---|
| 252 | }
|
---|
| 253 |
|
---|
| 254 | /**
|
---|
| 255 | * This generates an action event and delegates to _media_upload_action().
|
---|
| 256 | * Action plugins are allowed to pre/postprocess the uploaded file.
|
---|
| 257 | * (The triggered event is preventable.)
|
---|
| 258 | *
|
---|
| 259 | * Event data:
|
---|
| 260 | * $data[0] fn_tmp: the temporary file name (read from $_FILES)
|
---|
| 261 | * $data[1] fn: the file name of the uploaded file
|
---|
| 262 | * $data[2] id: the future directory id of the uploaded file
|
---|
| 263 | * $data[3] imime: the mimetype of the uploaded file
|
---|
| 264 | * $data[4] overwrite: if an existing file is going to be overwritten
|
---|
| 265 | *
|
---|
| 266 | * @triggers MEDIA_UPLOAD_FINISH
|
---|
| 267 | */
|
---|
| 268 | function media_save($file, $id, $ow, $auth, $move) {
|
---|
| 269 | if($auth < AUTH_UPLOAD) {
|
---|
| 270 | return array("You don't have permissions to upload files.", -1);
|
---|
| 271 | }
|
---|
| 272 |
|
---|
| 273 | if (!isset($file['mime']) || !isset($file['ext'])) {
|
---|
| 274 | list($ext, $mime) = mimetype($id);
|
---|
| 275 | if (!isset($file['mime'])) {
|
---|
| 276 | $file['mime'] = $mime;
|
---|
| 277 | }
|
---|
| 278 | if (!isset($file['ext'])) {
|
---|
| 279 | $file['ext'] = $ext;
|
---|
| 280 | }
|
---|
| 281 | }
|
---|
| 282 |
|
---|
| 283 | global $lang;
|
---|
| 284 |
|
---|
| 285 | // get filename
|
---|
| 286 | $id = cleanID($id,false,true);
|
---|
| 287 | $fn = mediaFN($id);
|
---|
| 288 |
|
---|
| 289 | // get filetype regexp
|
---|
| 290 | $types = array_keys(getMimeTypes());
|
---|
| 291 | $types = array_map(create_function('$q','return preg_quote($q,"/");'),$types);
|
---|
| 292 | $regex = join('|',$types);
|
---|
| 293 |
|
---|
| 294 | // because a temp file was created already
|
---|
| 295 | if(!preg_match('/\.('.$regex.')$/i',$fn)) {
|
---|
| 296 | return array($lang['uploadwrong'],-1);
|
---|
| 297 | }
|
---|
| 298 |
|
---|
| 299 | //check for overwrite
|
---|
| 300 | $overwrite = @file_exists($fn);
|
---|
| 301 | if($overwrite && (!$ow || $auth < AUTH_DELETE)) {
|
---|
| 302 | return array($lang['uploadexist'], 0);
|
---|
| 303 | }
|
---|
| 304 | // check for valid content
|
---|
| 305 | $ok = media_contentcheck($file['name'], $file['mime']);
|
---|
| 306 | if($ok == -1){
|
---|
| 307 | return array(sprintf($lang['uploadbadcontent'],'.' . $file['ext']),-1);
|
---|
| 308 | }elseif($ok == -2){
|
---|
| 309 | return array($lang['uploadspam'],-1);
|
---|
| 310 | }elseif($ok == -3){
|
---|
| 311 | return array($lang['uploadxss'],-1);
|
---|
| 312 | }
|
---|
| 313 |
|
---|
| 314 | // prepare event data
|
---|
| 315 | $data[0] = $file['name'];
|
---|
| 316 | $data[1] = $fn;
|
---|
| 317 | $data[2] = $id;
|
---|
| 318 | $data[3] = $file['mime'];
|
---|
| 319 | $data[4] = $overwrite;
|
---|
| 320 | $data[5] = $move;
|
---|
| 321 |
|
---|
| 322 | // trigger event
|
---|
| 323 | return trigger_event('MEDIA_UPLOAD_FINISH', $data, '_media_upload_action', true);
|
---|
| 324 | }
|
---|
| 325 |
|
---|
| 326 | /**
|
---|
| 327 | * Callback adapter for media_upload_finish()
|
---|
| 328 | * @author Michael Klier <[email protected]>
|
---|
| 329 | */
|
---|
| 330 | function _media_upload_action($data) {
|
---|
| 331 | // fixme do further sanity tests of given data?
|
---|
| 332 | if(is_array($data) && count($data)===6) {
|
---|
| 333 | return media_upload_finish($data[0], $data[1], $data[2], $data[3], $data[4], $data[5]);
|
---|
| 334 | } else {
|
---|
| 335 | return false; //callback error
|
---|
| 336 | }
|
---|
| 337 | }
|
---|
| 338 |
|
---|
| 339 | /**
|
---|
| 340 | * Saves an uploaded media file
|
---|
| 341 | *
|
---|
| 342 | * @author Andreas Gohr <[email protected]>
|
---|
| 343 | * @author Michael Klier <[email protected]>
|
---|
| 344 | */
|
---|
| 345 | function media_upload_finish($fn_tmp, $fn, $id, $imime, $overwrite, $move = 'move_uploaded_file') {
|
---|
| 346 | global $conf;
|
---|
| 347 | global $lang;
|
---|
| 348 |
|
---|
| 349 | // prepare directory
|
---|
| 350 | io_createNamespace($id, 'media');
|
---|
| 351 |
|
---|
| 352 | if($move($fn_tmp, $fn)) {
|
---|
| 353 | // Set the correct permission here.
|
---|
| 354 | // Always chmod media because they may be saved with different permissions than expected from the php umask.
|
---|
| 355 | // (Should normally chmod to $conf['fperm'] only if $conf['fperm'] is set.)
|
---|
| 356 | chmod($fn, $conf['fmode']);
|
---|
| 357 | msg($lang['uploadsucc'],1);
|
---|
| 358 | media_notify($id,$fn,$imime);
|
---|
| 359 | // add a log entry to the media changelog
|
---|
| 360 | if ($overwrite) {
|
---|
| 361 | addMediaLogEntry(time(), $id, DOKU_CHANGE_TYPE_EDIT);
|
---|
| 362 | } else {
|
---|
| 363 | addMediaLogEntry(time(), $id, DOKU_CHANGE_TYPE_CREATE);
|
---|
| 364 | }
|
---|
| 365 | return $id;
|
---|
| 366 | }else{
|
---|
| 367 | return array($lang['uploadfail'],-1);
|
---|
| 368 | }
|
---|
| 369 | }
|
---|
| 370 |
|
---|
| 371 | /**
|
---|
| 372 | * This function checks if the uploaded content is really what the
|
---|
| 373 | * mimetype says it is. We also do spam checking for text types here.
|
---|
| 374 | *
|
---|
| 375 | * We need to do this stuff because we can not rely on the browser
|
---|
| 376 | * to do this check correctly. Yes, IE is broken as usual.
|
---|
| 377 | *
|
---|
| 378 | * @author Andreas Gohr <[email protected]>
|
---|
| 379 | * @link http://www.splitbrain.org/blog/2007-02/12-internet_explorer_facilitates_cross_site_scripting
|
---|
| 380 | * @fixme check all 26 magic IE filetypes here?
|
---|
| 381 | */
|
---|
| 382 | function media_contentcheck($file,$mime){
|
---|
| 383 | global $conf;
|
---|
| 384 | if($conf['iexssprotect']){
|
---|
| 385 | $fh = @fopen($file, 'rb');
|
---|
| 386 | if($fh){
|
---|
| 387 | $bytes = fread($fh, 256);
|
---|
| 388 | fclose($fh);
|
---|
| 389 | if(preg_match('/<(script|a|img|html|body|iframe)[\s>]/i',$bytes)){
|
---|
| 390 | return -3;
|
---|
| 391 | }
|
---|
| 392 | }
|
---|
| 393 | }
|
---|
| 394 | if(substr($mime,0,6) == 'image/'){
|
---|
| 395 | $info = @getimagesize($file);
|
---|
| 396 | if($mime == 'image/gif' && $info[2] != 1){
|
---|
| 397 | return -1;
|
---|
| 398 | }elseif($mime == 'image/jpeg' && $info[2] != 2){
|
---|
| 399 | return -1;
|
---|
| 400 | }elseif($mime == 'image/png' && $info[2] != 3){
|
---|
| 401 | return -1;
|
---|
| 402 | }
|
---|
| 403 | # fixme maybe check other images types as well
|
---|
| 404 | }elseif(substr($mime,0,5) == 'text/'){
|
---|
| 405 | global $TEXT;
|
---|
| 406 | $TEXT = io_readFile($file);
|
---|
| 407 | if(checkwordblock()){
|
---|
| 408 | return -2;
|
---|
| 409 | }
|
---|
| 410 | }
|
---|
| 411 | return 0;
|
---|
| 412 | }
|
---|
| 413 |
|
---|
| 414 | /**
|
---|
| 415 | * Send a notify mail on uploads
|
---|
| 416 | *
|
---|
| 417 | * @author Andreas Gohr <[email protected]>
|
---|
| 418 | */
|
---|
| 419 | function media_notify($id,$file,$mime){
|
---|
| 420 | global $lang;
|
---|
| 421 | global $conf;
|
---|
| 422 | global $INFO;
|
---|
| 423 | if(empty($conf['notify'])) return; //notify enabled?
|
---|
| 424 |
|
---|
| 425 | $ip = clientIP();
|
---|
| 426 |
|
---|
| 427 | $text = rawLocale('uploadmail');
|
---|
| 428 | $text = str_replace('@DATE@',dformat(),$text);
|
---|
| 429 | $text = str_replace('@BROWSER@',$_SERVER['HTTP_USER_AGENT'],$text);
|
---|
| 430 | $text = str_replace('@IPADDRESS@',$ip,$text);
|
---|
| 431 | $text = str_replace('@HOSTNAME@',gethostsbyaddrs($ip),$text);
|
---|
| 432 | $text = str_replace('@DOKUWIKIURL@',DOKU_URL,$text);
|
---|
| 433 | $text = str_replace('@USER@',$_SERVER['REMOTE_USER'],$text);
|
---|
| 434 | $text = str_replace('@MIME@',$mime,$text);
|
---|
| 435 | $text = str_replace('@MEDIA@',ml($id,'',true,'&',true),$text);
|
---|
| 436 | $text = str_replace('@SIZE@',filesize_h(filesize($file)),$text);
|
---|
| 437 |
|
---|
| 438 | $subject = '['.$conf['title'].'] '.$lang['mail_upload'].' '.$id;
|
---|
| 439 |
|
---|
| 440 | mail_send($conf['notify'],$subject,$text,$conf['mailfrom']);
|
---|
| 441 | }
|
---|
| 442 |
|
---|
| 443 | /**
|
---|
| 444 | * List all files in a given Media namespace
|
---|
| 445 | */
|
---|
| 446 | function media_filelist($ns,$auth=null,$jump=''){
|
---|
| 447 | global $conf;
|
---|
| 448 | global $lang;
|
---|
| 449 | $ns = cleanID($ns);
|
---|
| 450 |
|
---|
| 451 | // check auth our self if not given (needed for ajax calls)
|
---|
| 452 | if(is_null($auth)) $auth = auth_quickaclcheck("$ns:*");
|
---|
| 453 |
|
---|
| 454 | echo '<h1 id="media__ns">:'.hsc($ns).'</h1>'.NL;
|
---|
| 455 |
|
---|
| 456 | if($auth < AUTH_READ){
|
---|
| 457 | // FIXME: print permission warning here instead?
|
---|
| 458 | echo '<div class="nothing">'.$lang['nothingfound'].'</div>'.NL;
|
---|
| 459 | }else{
|
---|
| 460 | media_uploadform($ns, $auth);
|
---|
| 461 |
|
---|
| 462 | $dir = utf8_encodeFN(str_replace(':','/',$ns));
|
---|
| 463 | $data = array();
|
---|
| 464 | search($data,$conf['mediadir'],'search_media',
|
---|
| 465 | array('showmsg'=>true,'depth'=>1),$dir);
|
---|
| 466 |
|
---|
| 467 | if(!count($data)){
|
---|
| 468 | echo '<div class="nothing">'.$lang['nothingfound'].'</div>'.NL;
|
---|
| 469 | }else foreach($data as $item){
|
---|
| 470 | media_printfile($item,$auth,$jump);
|
---|
| 471 | }
|
---|
| 472 | }
|
---|
| 473 | media_searchform($ns);
|
---|
| 474 | }
|
---|
| 475 |
|
---|
| 476 | /**
|
---|
| 477 | * List all files found by the search request
|
---|
| 478 | *
|
---|
| 479 | * @author Tobias Sarnowski <[email protected]>
|
---|
| 480 | * @author Andreas Gohr <[email protected]>
|
---|
| 481 | * @triggers MEDIA_SEARCH
|
---|
| 482 | */
|
---|
| 483 | function media_searchlist($query,$ns,$auth=null){
|
---|
| 484 | global $conf;
|
---|
| 485 | global $lang;
|
---|
| 486 | $ns = cleanID($ns);
|
---|
| 487 |
|
---|
| 488 | if ($query) {
|
---|
| 489 | $evdata = array(
|
---|
| 490 | 'ns' => $ns,
|
---|
| 491 | 'data' => array(),
|
---|
| 492 | 'query' => $query
|
---|
| 493 | );
|
---|
| 494 | $evt = new Doku_Event('MEDIA_SEARCH', $evdata);
|
---|
| 495 | if ($evt->advise_before()) {
|
---|
| 496 | $dir = utf8_encodeFN(str_replace(':','/',$evdata['ns']));
|
---|
| 497 | $pattern = '/'.preg_quote($evdata['query'],'/').'/i';
|
---|
| 498 | search($evdata['data'],
|
---|
| 499 | $conf['mediadir'],
|
---|
| 500 | 'search_media',
|
---|
| 501 | array('showmsg'=>false,'pattern'=>$pattern),
|
---|
| 502 | $dir);
|
---|
| 503 | }
|
---|
| 504 | $evt->advise_after();
|
---|
| 505 | unset($evt);
|
---|
| 506 | }
|
---|
| 507 |
|
---|
| 508 | echo '<h1 id="media__ns">'.sprintf($lang['searchmedia_in'],hsc($ns).':*').'</h1>'.NL;
|
---|
| 509 | media_searchform($ns,$query);
|
---|
| 510 |
|
---|
| 511 | if(!count($evdata['data'])){
|
---|
| 512 | echo '<div class="nothing">'.$lang['nothingfound'].'</div>'.NL;
|
---|
| 513 | }else foreach($evdata['data'] as $item){
|
---|
| 514 | media_printfile($item,$item['perm'],'',true);
|
---|
| 515 | }
|
---|
| 516 | }
|
---|
| 517 |
|
---|
| 518 | /**
|
---|
| 519 | * Print action links for a file depending on filetype
|
---|
| 520 | * and available permissions
|
---|
| 521 | */
|
---|
| 522 | function media_fileactions($item,$auth){
|
---|
| 523 | global $lang;
|
---|
| 524 |
|
---|
| 525 | // view button
|
---|
| 526 | $link = ml($item['id'],'',true);
|
---|
| 527 | echo ' <a href="'.$link.'" target="_blank"><img src="'.DOKU_BASE.'lib/images/magnifier.png" '.
|
---|
| 528 | 'alt="'.$lang['mediaview'].'" title="'.$lang['mediaview'].'" class="btn" /></a>';
|
---|
| 529 |
|
---|
| 530 | // no further actions if not writable
|
---|
| 531 | if(!$item['writable']) return;
|
---|
| 532 |
|
---|
| 533 | // delete button
|
---|
| 534 | if($auth >= AUTH_DELETE){
|
---|
| 535 | echo ' <a href="'.DOKU_BASE.'lib/exe/mediamanager.php?delete='.rawurlencode($item['id']).
|
---|
| 536 | '&sectok='.getSecurityToken().'" class="btn_media_delete" title="'.$item['id'].'">'.
|
---|
| 537 | '<img src="'.DOKU_BASE.'lib/images/trash.png" alt="'.$lang['btn_delete'].'" '.
|
---|
| 538 | 'title="'.$lang['btn_delete'].'" class="btn" /></a>';
|
---|
| 539 | }
|
---|
| 540 |
|
---|
| 541 | // edit button
|
---|
| 542 | if($auth >= AUTH_UPLOAD && $item['isimg'] && $item['meta']->getField('File.Mime') == 'image/jpeg'){
|
---|
| 543 | echo ' <a href="'.DOKU_BASE.'lib/exe/mediamanager.php?edit='.rawurlencode($item['id']).'">'.
|
---|
| 544 | '<img src="'.DOKU_BASE.'lib/images/pencil.png" alt="'.$lang['metaedit'].'" '.
|
---|
| 545 | 'title="'.$lang['metaedit'].'" class="btn" /></a>';
|
---|
| 546 | }
|
---|
| 547 |
|
---|
| 548 | }
|
---|
| 549 |
|
---|
| 550 | /**
|
---|
| 551 | * Formats and prints one file in the list
|
---|
| 552 | */
|
---|
| 553 | function media_printfile($item,$auth,$jump,$display_namespace=false){
|
---|
| 554 | global $lang;
|
---|
| 555 | global $conf;
|
---|
| 556 |
|
---|
| 557 | // Prepare zebra coloring
|
---|
| 558 | // I always wanted to use this variable name :-D
|
---|
| 559 | static $twibble = 1;
|
---|
| 560 | $twibble *= -1;
|
---|
| 561 | $zebra = ($twibble == -1) ? 'odd' : 'even';
|
---|
| 562 |
|
---|
| 563 | // Automatically jump to recent action
|
---|
| 564 | if($jump == $item['id']) {
|
---|
| 565 | $jump = ' id="scroll__here" ';
|
---|
| 566 | }else{
|
---|
| 567 | $jump = '';
|
---|
| 568 | }
|
---|
| 569 |
|
---|
| 570 | // Prepare fileicons
|
---|
| 571 | list($ext,$mime,$dl) = mimetype($item['file'],false);
|
---|
| 572 | $class = preg_replace('/[^_\-a-z0-9]+/i','_',$ext);
|
---|
| 573 | $class = 'select mediafile mf_'.$class;
|
---|
| 574 |
|
---|
| 575 | // Prepare filename
|
---|
| 576 | $file = utf8_decodeFN($item['file']);
|
---|
| 577 |
|
---|
| 578 | // Prepare info
|
---|
| 579 | $info = '';
|
---|
| 580 | if($item['isimg']){
|
---|
| 581 | $info .= (int) $item['meta']->getField('File.Width');
|
---|
| 582 | $info .= '×';
|
---|
| 583 | $info .= (int) $item['meta']->getField('File.Height');
|
---|
| 584 | $info .= ' ';
|
---|
| 585 | }
|
---|
| 586 | $info .= '<i>'.dformat($item['mtime']).'</i>';
|
---|
| 587 | $info .= ' ';
|
---|
| 588 | $info .= filesize_h($item['size']);
|
---|
| 589 |
|
---|
| 590 | // output
|
---|
| 591 | echo '<div class="'.$zebra.'"'.$jump.'>'.NL;
|
---|
| 592 | if (!$display_namespace) {
|
---|
| 593 | echo '<a name="h_:'.$item['id'].'" class="'.$class.'">'.hsc($file).'</a> ';
|
---|
| 594 | } else {
|
---|
| 595 | echo '<a name="h_:'.$item['id'].'" class="'.$class.'">'.hsc($item['id']).'</a><br/>';
|
---|
| 596 | }
|
---|
| 597 | echo '<span class="info">('.$info.')</span>'.NL;
|
---|
| 598 | media_fileactions($item,$auth);
|
---|
| 599 | echo '<div class="example" id="ex_'.str_replace(':','_',$item['id']).'">';
|
---|
| 600 | echo $lang['mediausage'].' <code>{{:'.$item['id'].'}}</code>';
|
---|
| 601 | echo '</div>';
|
---|
| 602 | if($item['isimg']) media_printimgdetail($item);
|
---|
| 603 | echo '<div class="clearer"></div>'.NL;
|
---|
| 604 | echo '</div>'.NL;
|
---|
| 605 | }
|
---|
| 606 |
|
---|
| 607 | /**
|
---|
| 608 | * Prints a thumbnail and metainfos
|
---|
| 609 | */
|
---|
| 610 | function media_printimgdetail($item){
|
---|
| 611 | // prepare thumbnail
|
---|
| 612 | $w = (int) $item['meta']->getField('File.Width');
|
---|
| 613 | $h = (int) $item['meta']->getField('File.Height');
|
---|
| 614 | if($w>120 || $h>120){
|
---|
| 615 | $ratio = $item['meta']->getResizeRatio(120);
|
---|
| 616 | $w = floor($w * $ratio);
|
---|
| 617 | $h = floor($h * $ratio);
|
---|
| 618 | }
|
---|
| 619 | $src = ml($item['id'],array('w'=>$w,'h'=>$h));
|
---|
| 620 | $p = array();
|
---|
| 621 | $p['width'] = $w;
|
---|
| 622 | $p['height'] = $h;
|
---|
| 623 | $p['alt'] = $item['id'];
|
---|
| 624 | $p['class'] = 'thumb';
|
---|
| 625 | $att = buildAttributes($p);
|
---|
| 626 |
|
---|
| 627 | // output
|
---|
| 628 | echo '<div class="detail">';
|
---|
| 629 | echo '<div class="thumb">';
|
---|
| 630 | echo '<a name="d_:'.$item['id'].'" class="select">';
|
---|
| 631 | echo '<img src="'.$src.'" '.$att.' />';
|
---|
| 632 | echo '</a>';
|
---|
| 633 | echo '</div>';
|
---|
| 634 |
|
---|
| 635 | // read EXIF/IPTC data
|
---|
| 636 | $t = $item['meta']->getField(array('IPTC.Headline','xmp.dc:title'));
|
---|
| 637 | $d = $item['meta']->getField(array('IPTC.Caption','EXIF.UserComment',
|
---|
| 638 | 'EXIF.TIFFImageDescription',
|
---|
| 639 | 'EXIF.TIFFUserComment'));
|
---|
| 640 | if(utf8_strlen($d) > 250) $d = utf8_substr($d,0,250).'...';
|
---|
| 641 | $k = $item['meta']->getField(array('IPTC.Keywords','IPTC.Category','xmp.dc:subject'));
|
---|
| 642 |
|
---|
| 643 | // print EXIF/IPTC data
|
---|
| 644 | if($t || $d || $k ){
|
---|
| 645 | echo '<p>';
|
---|
| 646 | if($t) echo '<strong>'.htmlspecialchars($t).'</strong><br />';
|
---|
| 647 | if($d) echo htmlspecialchars($d).'<br />';
|
---|
| 648 | if($t) echo '<em>'.htmlspecialchars($k).'</em>';
|
---|
| 649 | echo '</p>';
|
---|
| 650 | }
|
---|
| 651 | echo '</div>';
|
---|
| 652 | }
|
---|
| 653 |
|
---|
| 654 | /**
|
---|
| 655 | * Print the media upload form if permissions are correct
|
---|
| 656 | *
|
---|
| 657 | * @author Andreas Gohr <[email protected]>
|
---|
| 658 | */
|
---|
| 659 | function media_uploadform($ns, $auth){
|
---|
| 660 | global $lang;
|
---|
| 661 |
|
---|
| 662 | if($auth < AUTH_UPLOAD) return; //fixme print info on missing permissions?
|
---|
| 663 |
|
---|
| 664 | // The default HTML upload form
|
---|
| 665 | $form = new Doku_Form(array('id' => 'dw__upload',
|
---|
| 666 | 'action' => DOKU_BASE.'lib/exe/mediamanager.php',
|
---|
| 667 | 'enctype' => 'multipart/form-data'));
|
---|
| 668 | $form->addElement('<div class="upload">' . $lang['mediaupload'] . '</div>');
|
---|
| 669 | $form->addElement(formSecurityToken());
|
---|
| 670 | $form->addHidden('ns', hsc($ns));
|
---|
| 671 | $form->addElement(form_makeOpenTag('p'));
|
---|
| 672 | $form->addElement(form_makeFileField('upload', $lang['txt_upload'].':', 'upload__file'));
|
---|
| 673 | $form->addElement(form_makeCloseTag('p'));
|
---|
| 674 | $form->addElement(form_makeOpenTag('p'));
|
---|
| 675 | $form->addElement(form_makeTextField('id', '', $lang['txt_filename'].':', 'upload__name'));
|
---|
| 676 | $form->addElement(form_makeButton('submit', '', $lang['btn_upload']));
|
---|
| 677 | $form->addElement(form_makeCloseTag('p'));
|
---|
| 678 |
|
---|
| 679 | if($auth >= AUTH_DELETE){
|
---|
| 680 | $form->addElement(form_makeOpenTag('p'));
|
---|
| 681 | $form->addElement(form_makeCheckboxField('ow', 1, $lang['txt_overwrt'], 'dw__ow', 'check'));
|
---|
| 682 | $form->addElement(form_makeCloseTag('p'));
|
---|
| 683 | }
|
---|
| 684 | html_form('upload', $form);
|
---|
| 685 |
|
---|
| 686 | // prepare flashvars for multiupload
|
---|
| 687 | $opt = array(
|
---|
| 688 | 'L_gridname' => $lang['mu_gridname'] ,
|
---|
| 689 | 'L_gridsize' => $lang['mu_gridsize'] ,
|
---|
| 690 | 'L_gridstat' => $lang['mu_gridstat'] ,
|
---|
| 691 | 'L_namespace' => $lang['mu_namespace'] ,
|
---|
| 692 | 'L_overwrite' => $lang['txt_overwrt'],
|
---|
| 693 | 'L_browse' => $lang['mu_browse'],
|
---|
| 694 | 'L_upload' => $lang['btn_upload'],
|
---|
| 695 | 'L_toobig' => $lang['mu_toobig'],
|
---|
| 696 | 'L_ready' => $lang['mu_ready'],
|
---|
| 697 | 'L_done' => $lang['mu_done'],
|
---|
| 698 | 'L_fail' => $lang['mu_fail'],
|
---|
| 699 | 'L_authfail' => $lang['mu_authfail'],
|
---|
| 700 | 'L_progress' => $lang['mu_progress'],
|
---|
| 701 | 'L_filetypes' => $lang['mu_filetypes'],
|
---|
| 702 | 'L_info' => $lang['mu_info'],
|
---|
| 703 | 'L_lasterr' => $lang['mu_lasterr'],
|
---|
| 704 |
|
---|
| 705 | 'O_ns' => ":$ns",
|
---|
| 706 | 'O_backend' => 'mediamanager.php?'.session_name().'='.session_id(),
|
---|
| 707 | 'O_maxsize' => php_to_byte(ini_get('upload_max_filesize')),
|
---|
| 708 | 'O_extensions'=> join('|',array_keys(getMimeTypes())),
|
---|
| 709 | 'O_overwrite' => ($auth >= AUTH_DELETE),
|
---|
| 710 | 'O_sectok' => getSecurityToken(),
|
---|
| 711 | 'O_authtok' => auth_createToken(),
|
---|
| 712 | );
|
---|
| 713 | $var = buildURLparams($opt);
|
---|
| 714 | // output the flash uploader
|
---|
| 715 | ?>
|
---|
| 716 | <div id="dw__flashupload" style="display:none">
|
---|
| 717 | <div class="upload"><?php echo $lang['mu_intro']?></div>
|
---|
| 718 | <?php echo html_flashobject('multipleUpload.swf','500','190',null,$opt); ?>
|
---|
| 719 | </div>
|
---|
| 720 | <?php
|
---|
| 721 | }
|
---|
| 722 |
|
---|
| 723 | /**
|
---|
| 724 | * Print the search field form
|
---|
| 725 | *
|
---|
| 726 | * @author Tobias Sarnowski <[email protected]>
|
---|
| 727 | */
|
---|
| 728 | function media_searchform($ns,$query=''){
|
---|
| 729 | global $lang;
|
---|
| 730 |
|
---|
| 731 | // The default HTML search form
|
---|
| 732 | $form = new Doku_Form(array('id' => 'dw__mediasearch', 'action' => DOKU_BASE.'lib/exe/mediamanager.php'));
|
---|
| 733 | $form->addElement('<div class="upload">' . $lang['mediasearch'] . '</div>');
|
---|
| 734 | $form->addElement(formSecurityToken());
|
---|
| 735 | $form->addHidden('ns', $ns);
|
---|
| 736 | $form->addHidden('do', 'searchlist');
|
---|
| 737 | $form->addElement(form_makeOpenTag('p'));
|
---|
| 738 | $form->addElement(form_makeTextField('q', $query,$lang['searchmedia'],'','',array('title'=>sprintf($lang['searchmedia_in'],hsc($ns).':*'))));
|
---|
| 739 | $form->addElement(form_makeButton('submit', '', $lang['btn_search']));
|
---|
| 740 | $form->addElement(form_makeCloseTag('p'));
|
---|
| 741 | html_form('searchmedia', $form);
|
---|
| 742 | }
|
---|
| 743 |
|
---|
| 744 | /**
|
---|
| 745 | * Build a tree outline of available media namespaces
|
---|
| 746 | *
|
---|
| 747 | * @author Andreas Gohr <[email protected]>
|
---|
| 748 | */
|
---|
| 749 | function media_nstree($ns){
|
---|
| 750 | global $conf;
|
---|
| 751 | global $lang;
|
---|
| 752 |
|
---|
| 753 | // currently selected namespace
|
---|
| 754 | $ns = cleanID($ns);
|
---|
| 755 | if(empty($ns)){
|
---|
| 756 | global $ID;
|
---|
| 757 | $ns = dirname(str_replace(':','/',$ID));
|
---|
| 758 | if($ns == '.') $ns ='';
|
---|
| 759 | }
|
---|
| 760 | $ns = utf8_encodeFN(str_replace(':','/',$ns));
|
---|
| 761 |
|
---|
| 762 | $data = array();
|
---|
| 763 | search($data,$conf['mediadir'],'search_index',array('ns' => $ns, 'nofiles' => true));
|
---|
| 764 |
|
---|
| 765 | // wrap a list with the root level around the other namespaces
|
---|
| 766 | $item = array( 'level' => 0, 'id' => '',
|
---|
| 767 | 'open' =>'true', 'label' => '['.$lang['mediaroot'].']');
|
---|
| 768 |
|
---|
| 769 | echo '<ul class="idx">';
|
---|
| 770 | echo media_nstree_li($item);
|
---|
| 771 | echo media_nstree_item($item);
|
---|
| 772 | echo html_buildlist($data,'idx','media_nstree_item','media_nstree_li');
|
---|
| 773 | echo '</li>';
|
---|
| 774 | echo '</ul>';
|
---|
| 775 | }
|
---|
| 776 |
|
---|
| 777 | /**
|
---|
| 778 | * Userfunction for html_buildlist
|
---|
| 779 | *
|
---|
| 780 | * Prints a media namespace tree item
|
---|
| 781 | *
|
---|
| 782 | * @author Andreas Gohr <[email protected]>
|
---|
| 783 | */
|
---|
| 784 | function media_nstree_item($item){
|
---|
| 785 | $pos = strrpos($item['id'], ':');
|
---|
| 786 | $label = substr($item['id'], $pos > 0 ? $pos + 1 : 0);
|
---|
| 787 | if(!$item['label']) $item['label'] = $label;
|
---|
| 788 |
|
---|
| 789 | $ret = '';
|
---|
| 790 | $ret .= '<a href="'.DOKU_BASE.'lib/exe/mediamanager.php?ns='.idfilter($item['id']).'" class="idx_dir">';
|
---|
| 791 | $ret .= $item['label'];
|
---|
| 792 | $ret .= '</a>';
|
---|
| 793 | return $ret;
|
---|
| 794 | }
|
---|
| 795 |
|
---|
| 796 | /**
|
---|
| 797 | * Userfunction for html_buildlist
|
---|
| 798 | *
|
---|
| 799 | * Prints a media namespace tree item opener
|
---|
| 800 | *
|
---|
| 801 | * @author Andreas Gohr <[email protected]>
|
---|
| 802 | */
|
---|
| 803 | function media_nstree_li($item){
|
---|
| 804 | $class='media level'.$item['level'];
|
---|
| 805 | if($item['open']){
|
---|
| 806 | $class .= ' open';
|
---|
| 807 | $img = DOKU_BASE.'lib/images/minus.gif';
|
---|
| 808 | $alt = '−';
|
---|
| 809 | }else{
|
---|
| 810 | $class .= ' closed';
|
---|
| 811 | $img = DOKU_BASE.'lib/images/plus.gif';
|
---|
| 812 | $alt = '+';
|
---|
| 813 | }
|
---|
| 814 | return '<li class="'.$class.'">'.
|
---|
| 815 | '<img src="'.$img.'" alt="'.$alt.'" />';
|
---|
| 816 | }
|
---|
| 817 |
|
---|
| 818 | /**
|
---|
| 819 | * Resizes the given image to the given size
|
---|
| 820 | *
|
---|
| 821 | * @author Andreas Gohr <[email protected]>
|
---|
| 822 | */
|
---|
| 823 | function media_resize_image($file, $ext, $w, $h=0){
|
---|
| 824 | global $conf;
|
---|
| 825 |
|
---|
| 826 | $info = @getimagesize($file); //get original size
|
---|
| 827 | if($info == false) return $file; // that's no image - it's a spaceship!
|
---|
| 828 |
|
---|
| 829 | if(!$h) $h = round(($w * $info[1]) / $info[0]);
|
---|
| 830 |
|
---|
| 831 | // we wont scale up to infinity
|
---|
| 832 | if($w > 2000 || $h > 2000) return $file;
|
---|
| 833 |
|
---|
| 834 | //cache
|
---|
| 835 | $local = getCacheName($file,'.media.'.$w.'x'.$h.'.'.$ext);
|
---|
| 836 | $mtime = @filemtime($local); // 0 if not exists
|
---|
| 837 |
|
---|
| 838 | if( $mtime > filemtime($file) ||
|
---|
| 839 | media_resize_imageIM($ext,$file,$info[0],$info[1],$local,$w,$h) ||
|
---|
| 840 | media_resize_imageGD($ext,$file,$info[0],$info[1],$local,$w,$h) ){
|
---|
| 841 | if($conf['fperm']) chmod($local, $conf['fperm']);
|
---|
| 842 | return $local;
|
---|
| 843 | }
|
---|
| 844 | //still here? resizing failed
|
---|
| 845 | return $file;
|
---|
| 846 | }
|
---|
| 847 |
|
---|
| 848 | /**
|
---|
| 849 | * Crops the given image to the wanted ratio, then calls media_resize_image to scale it
|
---|
| 850 | * to the wanted size
|
---|
| 851 | *
|
---|
| 852 | * Crops are centered horizontally but prefer the upper third of an vertical
|
---|
| 853 | * image because most pics are more interesting in that area (rule of thirds)
|
---|
| 854 | *
|
---|
| 855 | * @author Andreas Gohr <[email protected]>
|
---|
| 856 | */
|
---|
| 857 | function media_crop_image($file, $ext, $w, $h=0){
|
---|
| 858 | global $conf;
|
---|
| 859 |
|
---|
| 860 | if(!$h) $h = $w;
|
---|
| 861 | $info = @getimagesize($file); //get original size
|
---|
| 862 | if($info == false) return $file; // that's no image - it's a spaceship!
|
---|
| 863 |
|
---|
| 864 | // calculate crop size
|
---|
| 865 | $fr = $info[0]/$info[1];
|
---|
| 866 | $tr = $w/$h;
|
---|
| 867 | if($tr >= 1){
|
---|
| 868 | if($tr > $fr){
|
---|
| 869 | $cw = $info[0];
|
---|
| 870 | $ch = (int) $info[0]/$tr;
|
---|
| 871 | }else{
|
---|
| 872 | $cw = (int) $info[1]*$tr;
|
---|
| 873 | $ch = $info[1];
|
---|
| 874 | }
|
---|
| 875 | }else{
|
---|
| 876 | if($tr < $fr){
|
---|
| 877 | $cw = (int) $info[1]*$tr;
|
---|
| 878 | $ch = $info[1];
|
---|
| 879 | }else{
|
---|
| 880 | $cw = $info[0];
|
---|
| 881 | $ch = (int) $info[0]/$tr;
|
---|
| 882 | }
|
---|
| 883 | }
|
---|
| 884 | // calculate crop offset
|
---|
| 885 | $cx = (int) ($info[0]-$cw)/2;
|
---|
| 886 | $cy = (int) ($info[1]-$ch)/3;
|
---|
| 887 |
|
---|
| 888 | //cache
|
---|
| 889 | $local = getCacheName($file,'.media.'.$cw.'x'.$ch.'.crop.'.$ext);
|
---|
| 890 | $mtime = @filemtime($local); // 0 if not exists
|
---|
| 891 |
|
---|
| 892 | if( $mtime > filemtime($file) ||
|
---|
| 893 | media_crop_imageIM($ext,$file,$info[0],$info[1],$local,$cw,$ch,$cx,$cy) ||
|
---|
| 894 | media_resize_imageGD($ext,$file,$cw,$ch,$local,$cw,$ch,$cx,$cy) ){
|
---|
| 895 | if($conf['fperm']) chmod($local, $conf['fperm']);
|
---|
| 896 | return media_resize_image($local,$ext, $w, $h);
|
---|
| 897 | }
|
---|
| 898 |
|
---|
| 899 | //still here? cropping failed
|
---|
| 900 | return media_resize_image($file,$ext, $w, $h);
|
---|
| 901 | }
|
---|
| 902 |
|
---|
| 903 | /**
|
---|
| 904 | * Download a remote file and return local filename
|
---|
| 905 | *
|
---|
| 906 | * returns false if download fails. Uses cached file if available and
|
---|
| 907 | * wanted
|
---|
| 908 | *
|
---|
| 909 | * @author Andreas Gohr <[email protected]>
|
---|
| 910 | * @author Pavel Vitis <[email protected]>
|
---|
| 911 | */
|
---|
| 912 | function media_get_from_URL($url,$ext,$cache){
|
---|
| 913 | global $conf;
|
---|
| 914 |
|
---|
| 915 | // if no cache or fetchsize just redirect
|
---|
| 916 | if ($cache==0) return false;
|
---|
| 917 | if (!$conf['fetchsize']) return false;
|
---|
| 918 |
|
---|
| 919 | $local = getCacheName(strtolower($url),".media.$ext");
|
---|
| 920 | $mtime = @filemtime($local); // 0 if not exists
|
---|
| 921 |
|
---|
| 922 | //decide if download needed:
|
---|
| 923 | if( ($mtime == 0) || // cache does not exist
|
---|
| 924 | ($cache != -1 && $mtime < time()-$cache) // 'recache' and cache has expired
|
---|
| 925 | ){
|
---|
| 926 | if(media_image_download($url,$local)){
|
---|
| 927 | return $local;
|
---|
| 928 | }else{
|
---|
| 929 | return false;
|
---|
| 930 | }
|
---|
| 931 | }
|
---|
| 932 |
|
---|
| 933 | //if cache exists use it else
|
---|
| 934 | if($mtime) return $local;
|
---|
| 935 |
|
---|
| 936 | //else return false
|
---|
| 937 | return false;
|
---|
| 938 | }
|
---|
| 939 |
|
---|
| 940 | /**
|
---|
| 941 | * Download image files
|
---|
| 942 | *
|
---|
| 943 | * @author Andreas Gohr <[email protected]>
|
---|
| 944 | */
|
---|
| 945 | function media_image_download($url,$file){
|
---|
| 946 | global $conf;
|
---|
| 947 | $http = new DokuHTTPClient();
|
---|
| 948 | $http->max_bodysize = $conf['fetchsize'];
|
---|
| 949 | $http->timeout = 25; //max. 25 sec
|
---|
| 950 | $http->header_regexp = '!\r\nContent-Type: image/(jpe?g|gif|png)!i';
|
---|
| 951 |
|
---|
| 952 | $data = $http->get($url);
|
---|
| 953 | if(!$data) return false;
|
---|
| 954 |
|
---|
| 955 | $fileexists = @file_exists($file);
|
---|
| 956 | $fp = @fopen($file,"w");
|
---|
| 957 | if(!$fp) return false;
|
---|
| 958 | fwrite($fp,$data);
|
---|
| 959 | fclose($fp);
|
---|
| 960 | if(!$fileexists and $conf['fperm']) chmod($file, $conf['fperm']);
|
---|
| 961 |
|
---|
| 962 | // check if it is really an image
|
---|
| 963 | $info = @getimagesize($file);
|
---|
| 964 | if(!$info){
|
---|
| 965 | @unlink($file);
|
---|
| 966 | return false;
|
---|
| 967 | }
|
---|
| 968 |
|
---|
| 969 | return true;
|
---|
| 970 | }
|
---|
| 971 |
|
---|
| 972 | /**
|
---|
| 973 | * resize images using external ImageMagick convert program
|
---|
| 974 | *
|
---|
| 975 | * @author Pavel Vitis <[email protected]>
|
---|
| 976 | * @author Andreas Gohr <[email protected]>
|
---|
| 977 | */
|
---|
| 978 | function media_resize_imageIM($ext,$from,$from_w,$from_h,$to,$to_w,$to_h){
|
---|
| 979 | global $conf;
|
---|
| 980 |
|
---|
| 981 | // check if convert is configured
|
---|
| 982 | if(!$conf['im_convert']) return false;
|
---|
| 983 |
|
---|
| 984 | // prepare command
|
---|
| 985 | $cmd = $conf['im_convert'];
|
---|
| 986 | $cmd .= ' -resize '.$to_w.'x'.$to_h.'!';
|
---|
| 987 | if ($ext == 'jpg' || $ext == 'jpeg') {
|
---|
| 988 | $cmd .= ' -quality '.$conf['jpg_quality'];
|
---|
| 989 | }
|
---|
| 990 | $cmd .= " $from $to";
|
---|
| 991 |
|
---|
| 992 | @exec($cmd,$out,$retval);
|
---|
| 993 | if ($retval == 0) return true;
|
---|
| 994 | return false;
|
---|
| 995 | }
|
---|
| 996 |
|
---|
| 997 | /**
|
---|
| 998 | * crop images using external ImageMagick convert program
|
---|
| 999 | *
|
---|
| 1000 | * @author Andreas Gohr <[email protected]>
|
---|
| 1001 | */
|
---|
| 1002 | function media_crop_imageIM($ext,$from,$from_w,$from_h,$to,$to_w,$to_h,$ofs_x,$ofs_y){
|
---|
| 1003 | global $conf;
|
---|
| 1004 |
|
---|
| 1005 | // check if convert is configured
|
---|
| 1006 | if(!$conf['im_convert']) return false;
|
---|
| 1007 |
|
---|
| 1008 | // prepare command
|
---|
| 1009 | $cmd = $conf['im_convert'];
|
---|
| 1010 | $cmd .= ' -crop '.$to_w.'x'.$to_h.'+'.$ofs_x.'+'.$ofs_y;
|
---|
| 1011 | if ($ext == 'jpg' || $ext == 'jpeg') {
|
---|
| 1012 | $cmd .= ' -quality '.$conf['jpg_quality'];
|
---|
| 1013 | }
|
---|
| 1014 | $cmd .= " $from $to";
|
---|
| 1015 |
|
---|
| 1016 | @exec($cmd,$out,$retval);
|
---|
| 1017 | if ($retval == 0) return true;
|
---|
| 1018 | return false;
|
---|
| 1019 | }
|
---|
| 1020 |
|
---|
| 1021 | /**
|
---|
| 1022 | * resize or crop images using PHP's libGD support
|
---|
| 1023 | *
|
---|
| 1024 | * @author Andreas Gohr <[email protected]>
|
---|
| 1025 | * @author Sebastian Wienecke <[email protected]>
|
---|
| 1026 | */
|
---|
| 1027 | function media_resize_imageGD($ext,$from,$from_w,$from_h,$to,$to_w,$to_h,$ofs_x=0,$ofs_y=0){
|
---|
| 1028 | global $conf;
|
---|
| 1029 |
|
---|
| 1030 | if($conf['gdlib'] < 1) return false; //no GDlib available or wanted
|
---|
| 1031 |
|
---|
| 1032 | // check available memory
|
---|
| 1033 | if(!is_mem_available(($from_w * $from_h * 4) + ($to_w * $to_h * 4))){
|
---|
| 1034 | return false;
|
---|
| 1035 | }
|
---|
| 1036 |
|
---|
| 1037 | // create an image of the given filetype
|
---|
| 1038 | if ($ext == 'jpg' || $ext == 'jpeg'){
|
---|
| 1039 | if(!function_exists("imagecreatefromjpeg")) return false;
|
---|
| 1040 | $image = @imagecreatefromjpeg($from);
|
---|
| 1041 | }elseif($ext == 'png') {
|
---|
| 1042 | if(!function_exists("imagecreatefrompng")) return false;
|
---|
| 1043 | $image = @imagecreatefrompng($from);
|
---|
| 1044 |
|
---|
| 1045 | }elseif($ext == 'gif') {
|
---|
| 1046 | if(!function_exists("imagecreatefromgif")) return false;
|
---|
| 1047 | $image = @imagecreatefromgif($from);
|
---|
| 1048 | }
|
---|
| 1049 | if(!$image) return false;
|
---|
| 1050 |
|
---|
| 1051 | if(($conf['gdlib']>1) && function_exists("imagecreatetruecolor") && $ext != 'gif'){
|
---|
| 1052 | $newimg = @imagecreatetruecolor ($to_w, $to_h);
|
---|
| 1053 | }
|
---|
| 1054 | if(!$newimg) $newimg = @imagecreate($to_w, $to_h);
|
---|
| 1055 | if(!$newimg){
|
---|
| 1056 | imagedestroy($image);
|
---|
| 1057 | return false;
|
---|
| 1058 | }
|
---|
| 1059 |
|
---|
| 1060 | //keep png alpha channel if possible
|
---|
| 1061 | if($ext == 'png' && $conf['gdlib']>1 && function_exists('imagesavealpha')){
|
---|
| 1062 | imagealphablending($newimg, false);
|
---|
| 1063 | imagesavealpha($newimg,true);
|
---|
| 1064 | }
|
---|
| 1065 |
|
---|
| 1066 | //keep gif transparent color if possible
|
---|
| 1067 | if($ext == 'gif' && function_exists('imagefill') && function_exists('imagecolorallocate')) {
|
---|
| 1068 | if(function_exists('imagecolorsforindex') && function_exists('imagecolortransparent')) {
|
---|
| 1069 | $transcolorindex = @imagecolortransparent($image);
|
---|
| 1070 | if($transcolorindex >= 0 ) { //transparent color exists
|
---|
| 1071 | $transcolor = @imagecolorsforindex($image, $transcolorindex);
|
---|
| 1072 | $transcolorindex = @imagecolorallocate($newimg, $transcolor['red'], $transcolor['green'], $transcolor['blue']);
|
---|
| 1073 | @imagefill($newimg, 0, 0, $transcolorindex);
|
---|
| 1074 | @imagecolortransparent($newimg, $transcolorindex);
|
---|
| 1075 | }else{ //filling with white
|
---|
| 1076 | $whitecolorindex = @imagecolorallocate($newimg, 255, 255, 255);
|
---|
| 1077 | @imagefill($newimg, 0, 0, $whitecolorindex);
|
---|
| 1078 | }
|
---|
| 1079 | }else{ //filling with white
|
---|
| 1080 | $whitecolorindex = @imagecolorallocate($newimg, 255, 255, 255);
|
---|
| 1081 | @imagefill($newimg, 0, 0, $whitecolorindex);
|
---|
| 1082 | }
|
---|
| 1083 | }
|
---|
| 1084 |
|
---|
| 1085 | //try resampling first
|
---|
| 1086 | if(function_exists("imagecopyresampled")){
|
---|
| 1087 | if(!@imagecopyresampled($newimg, $image, 0, 0, $ofs_x, $ofs_y, $to_w, $to_h, $from_w, $from_h)) {
|
---|
| 1088 | imagecopyresized($newimg, $image, 0, 0, $ofs_x, $ofs_y, $to_w, $to_h, $from_w, $from_h);
|
---|
| 1089 | }
|
---|
| 1090 | }else{
|
---|
| 1091 | imagecopyresized($newimg, $image, 0, 0, $ofs_x, $ofs_y, $to_w, $to_h, $from_w, $from_h);
|
---|
| 1092 | }
|
---|
| 1093 |
|
---|
| 1094 | $okay = false;
|
---|
| 1095 | if ($ext == 'jpg' || $ext == 'jpeg'){
|
---|
| 1096 | if(!function_exists('imagejpeg')){
|
---|
| 1097 | $okay = false;
|
---|
| 1098 | }else{
|
---|
| 1099 | $okay = imagejpeg($newimg, $to, $conf['jpg_quality']);
|
---|
| 1100 | }
|
---|
| 1101 | }elseif($ext == 'png') {
|
---|
| 1102 | if(!function_exists('imagepng')){
|
---|
| 1103 | $okay = false;
|
---|
| 1104 | }else{
|
---|
| 1105 | $okay = imagepng($newimg, $to);
|
---|
| 1106 | }
|
---|
| 1107 | }elseif($ext == 'gif') {
|
---|
| 1108 | if(!function_exists('imagegif')){
|
---|
| 1109 | $okay = false;
|
---|
| 1110 | }else{
|
---|
| 1111 | $okay = imagegif($newimg, $to);
|
---|
| 1112 | }
|
---|
| 1113 | }
|
---|
| 1114 |
|
---|
| 1115 | // destroy GD image ressources
|
---|
| 1116 | if($image) imagedestroy($image);
|
---|
| 1117 | if($newimg) imagedestroy($newimg);
|
---|
| 1118 |
|
---|
| 1119 | return $okay;
|
---|
| 1120 | }
|
---|
| 1121 |
|
---|
| 1122 | /* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
|
---|