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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 <andi@splitbrain.org> 7 */ 8 9 use dokuwiki\ChangeLog\MediaChangeLog; 10 use dokuwiki\Extension\Event; 11 use dokuwiki\Form\Form; 12 use dokuwiki\HTTP\DokuHTTPClient; 13 use dokuwiki\Logger; 14 use dokuwiki\Subscriptions\MediaSubscriptionSender; 15 use dokuwiki\Ui\Media\DisplayRow; 16 use dokuwiki\Ui\Media\DisplayTile; 17 use dokuwiki\Ui\MediaDiff; 18 use dokuwiki\Utf8\PhpString; 19 use dokuwiki\Utf8\Sort; 20 use splitbrain\slika\Slika; 21 22 /** 23 * Lists pages which currently use a media file selected for deletion 24 * 25 * References uses the same visual as search results and share 26 * their CSS tags except pagenames won't be links. 27 * 28 * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net> 29 * 30 * @param array $data 31 * @param string $id 32 */ 33 function media_filesinuse($data,$id){ 34 global $lang; 35 echo '<h1>'.$lang['reference'].' <code>'.hsc(noNS($id)).'</code></h1>'; 36 echo '<p>'.hsc($lang['ref_inuse']).'</p>'; 37 38 $hidden=0; //count of hits without read permission 39 foreach($data as $row){ 40 if(auth_quickaclcheck($row) >= AUTH_READ && isVisiblePage($row)){ 41 echo '<div class="search_result">'; 42 echo '<span class="mediaref_ref">'.hsc($row).'</span>'; 43 echo '</div>'; 44 }else 45 $hidden++; 46 } 47 if ($hidden){ 48 print '<div class="mediaref_hidden">'.$lang['ref_hidden'].'</div>'; 49 } 50 } 51 52 /** 53 * Handles the saving of image meta data 54 * 55 * @author Andreas Gohr <andi@splitbrain.org> 56 * @author Kate Arzamastseva <pshns@ukr.net> 57 * 58 * @param string $id media id 59 * @param int $auth permission level 60 * @param array $data 61 * @return false|string 62 */ 63 function media_metasave($id,$auth,$data){ 64 if($auth < AUTH_UPLOAD) return false; 65 if(!checkSecurityToken()) return false; 66 global $lang; 67 global $conf; 68 $src = mediaFN($id); 69 70 $meta = new JpegMeta($src); 71 $meta->_parseAll(); 72 73 foreach($data as $key => $val){ 74 $val=trim($val); 75 if(empty($val)){ 76 $meta->deleteField($key); 77 }else{ 78 $meta->setField($key,$val); 79 } 80 } 81 82 $old = @filemtime($src); 83 if(!file_exists(mediaFN($id, $old)) && file_exists($src)) { 84 // add old revision to the attic 85 media_saveOldRevision($id); 86 } 87 $filesize_old = filesize($src); 88 if($meta->save()){ 89 if($conf['fperm']) chmod($src, $conf['fperm']); 90 @clearstatcache(true, $src); 91 $new = @filemtime($src); 92 $filesize_new = filesize($src); 93 $sizechange = $filesize_new - $filesize_old; 94 95 // add a log entry to the media changelog 96 addMediaLogEntry($new, $id, DOKU_CHANGE_TYPE_EDIT, $lang['media_meta_edited'], '', null, $sizechange); 97 98 msg($lang['metasaveok'],1); 99 return $id; 100 }else{ 101 msg($lang['metasaveerr'],-1); 102 return false; 103 } 104 } 105 106 /** 107 * check if a media is external source 108 * 109 * @author Gerrit Uitslag <klapinklapin@gmail.com> 110 * 111 * @param string $id the media ID or URL 112 * @return bool 113 */ 114 function media_isexternal($id){ 115 if (preg_match('#^(?:https?|ftp)://#i', $id)) return true; 116 return false; 117 } 118 119 /** 120 * Check if a media item is public (eg, external URL or readable by @ALL) 121 * 122 * @author Andreas Gohr <andi@splitbrain.org> 123 * 124 * @param string $id the media ID or URL 125 * @return bool 126 */ 127 function media_ispublic($id){ 128 if(media_isexternal($id)) return true; 129 $id = cleanID($id); 130 if(auth_aclcheck(getNS($id).':*', '', array()) >= AUTH_READ) return true; 131 return false; 132 } 133 134 /** 135 * Display the form to edit image meta data 136 * 137 * @author Andreas Gohr <andi@splitbrain.org> 138 * @author Kate Arzamastseva <pshns@ukr.net> 139 * 140 * @param string $id media id 141 * @param int $auth permission level 142 * @return bool 143 */ 144 function media_metaform($id, $auth) { 145 global $lang; 146 147 if ($auth < AUTH_UPLOAD) { 148 echo '<div class="nothing">'.$lang['media_perm_upload'].'</div>'.DOKU_LF; 149 return false; 150 } 151 152 // load the field descriptions 153 static $fields = null; 154 if ($fields === null) { 155 $config_files = getConfigFiles('mediameta'); 156 foreach ($config_files as $config_file) { 157 if (file_exists($config_file)) include($config_file); 158 } 159 } 160 161 $src = mediaFN($id); 162 163 // output 164 $form = new Form([ 165 'action' => media_managerURL(['tab_details' => 'view'], '&'), 166 'class' => 'meta' 167 ]); 168 $form->addTagOpen('div')->addClass('no'); 169 $form->setHiddenField('img', $id); 170 $form->setHiddenField('mediado', 'save'); 171 foreach ($fields as $key => $field) { 172 // get current value 173 if (empty($field[0])) continue; 174 $tags = array($field[0]); 175 if (is_array($field[3])) $tags = array_merge($tags, $field[3]); 176 $value = tpl_img_getTag($tags, '', $src); 177 $value = cleanText($value); 178 179 // prepare attributes 180 $p = array( 181 'class' => 'edit', 182 'id' => 'meta__'.$key, 183 'name' => 'meta['.$field[0].']', 184 ); 185 186 $form->addTagOpen('div')->addClass('row'); 187 if ($field[2] == 'text') { 188 $form->addTextInput( 189 $p['name'], 190 ($lang[$field[1]] ?: $field[1] . ':') 191 )->id($p['id'])->addClass($p['class'])->val($value); 192 } else { 193 $form->addTextarea($p['name'], $lang[$field[1]])->id($p['id']) 194 ->val(formText($value)) 195 ->addClass($p['class']) 196 ->attr('rows', '6')->attr('cols', '50'); 197 } 198 $form->addTagClose('div'); 199 } 200 $form->addTagOpen('div')->addClass('buttons'); 201 $form->addButton('mediado[save]', $lang['btn_save'])->attr('type', 'submit') 202 ->attrs(['accesskey' => 's']); 203 $form->addTagClose('div'); 204 205 $form->addTagClose('div'); 206 echo $form->toHTML(); 207 return true; 208 } 209 210 /** 211 * Convenience function to check if a media file is still in use 212 * 213 * @author Michael Klier <chi@chimeric.de> 214 * 215 * @param string $id media id 216 * @return array|bool 217 */ 218 function media_inuse($id) { 219 global $conf; 220 221 if($conf['refcheck']){ 222 $mediareferences = ft_mediause($id,true); 223 if(!count($mediareferences)) { 224 return false; 225 } else { 226 return $mediareferences; 227 } 228 } else { 229 return false; 230 } 231 } 232 233 /** 234 * Handles media file deletions 235 * 236 * If configured, checks for media references before deletion 237 * 238 * @author Andreas Gohr <andi@splitbrain.org> 239 * 240 * @param string $id media id 241 * @param int $auth no longer used 242 * @return int One of: 0, 243 * DOKU_MEDIA_DELETED, 244 * DOKU_MEDIA_DELETED | DOKU_MEDIA_EMPTY_NS, 245 * DOKU_MEDIA_NOT_AUTH, 246 * DOKU_MEDIA_INUSE 247 */ 248 function media_delete($id,$auth){ 249 global $lang; 250 $auth = auth_quickaclcheck(ltrim(getNS($id).':*', ':')); 251 if($auth < AUTH_DELETE) return DOKU_MEDIA_NOT_AUTH; 252 if(media_inuse($id)) return DOKU_MEDIA_INUSE; 253 254 $file = mediaFN($id); 255 256 // trigger an event - MEDIA_DELETE_FILE 257 $data = array(); 258 $data['id'] = $id; 259 $data['name'] = PhpString::basename($file); 260 $data['path'] = $file; 261 $data['size'] = (file_exists($file)) ? filesize($file) : 0; 262 263 $data['unl'] = false; 264 $data['del'] = false; 265 $evt = new Event('MEDIA_DELETE_FILE',$data); 266 if ($evt->advise_before()) { 267 $old = @filemtime($file); 268 if(!file_exists(mediaFN($id, $old)) && file_exists($file)) { 269 // add old revision to the attic 270 media_saveOldRevision($id); 271 } 272 273 $data['unl'] = @unlink($file); 274 if($data['unl']) { 275 $sizechange = 0 - $data['size']; 276 addMediaLogEntry(time(), $id, DOKU_CHANGE_TYPE_DELETE, $lang['deleted'], '', null, $sizechange); 277 278 $data['del'] = io_sweepNS($id, 'mediadir'); 279 } 280 } 281 $evt->advise_after(); 282 unset($evt); 283 284 if($data['unl'] && $data['del']){ 285 return DOKU_MEDIA_DELETED | DOKU_MEDIA_EMPTY_NS; 286 } 287 288 return $data['unl'] ? DOKU_MEDIA_DELETED : 0; 289 } 290 291 /** 292 * Handle file uploads via XMLHttpRequest 293 * 294 * @param string $ns target namespace 295 * @param int $auth current auth check result 296 * @return false|string false on error, id of the new file on success 297 */ 298 function media_upload_xhr($ns,$auth){ 299 if(!checkSecurityToken()) return false; 300 global $INPUT; 301 302 $id = $INPUT->get->str('qqfile'); 303 list($ext,$mime) = mimetype($id); 304 $input = fopen("php://input", "r"); 305 if (!($tmp = io_mktmpdir())) return false; 306 $path = $tmp.'/'.md5($id); 307 $target = fopen($path, "w"); 308 $realSize = stream_copy_to_stream($input, $target); 309 fclose($target); 310 fclose($input); 311 if (isset($_SERVER["CONTENT_LENGTH"]) && ($realSize != (int)$_SERVER["CONTENT_LENGTH"])){ 312 unlink($path); 313 return false; 314 } 315 316 $res = media_save( 317 array('name' => $path, 318 'mime' => $mime, 319 'ext' => $ext), 320 $ns.':'.$id, 321 ($INPUT->get->str('ow') == 'true'), 322 $auth, 323 'copy' 324 ); 325 unlink($path); 326 if ($tmp) io_rmdir($tmp, true); 327 if (is_array($res)) { 328 msg($res[0], $res[1]); 329 return false; 330 } 331 return $res; 332 } 333 334 /** 335 * Handles media file uploads 336 * 337 * @author Andreas Gohr <andi@splitbrain.org> 338 * @author Michael Klier <chi@chimeric.de> 339 * 340 * @param string $ns target namespace 341 * @param int $auth current auth check result 342 * @param bool|array $file $_FILES member, $_FILES['upload'] if false 343 * @return false|string false on error, id of the new file on success 344 */ 345 function media_upload($ns,$auth,$file=false){ 346 if(!checkSecurityToken()) return false; 347 global $lang; 348 global $INPUT; 349 350 // get file and id 351 $id = $INPUT->post->str('mediaid'); 352 if (!$file) $file = $_FILES['upload']; 353 if(empty($id)) $id = $file['name']; 354 355 // check for errors (messages are done in lib/exe/mediamanager.php) 356 if($file['error']) return false; 357 358 // check extensions 359 list($fext,$fmime) = mimetype($file['name']); 360 list($iext,$imime) = mimetype($id); 361 if($fext && !$iext){ 362 // no extension specified in id - read original one 363 $id .= '.'.$fext; 364 $imime = $fmime; 365 }elseif($fext && $fext != $iext){ 366 // extension was changed, print warning 367 msg(sprintf($lang['mediaextchange'],$fext,$iext)); 368 } 369 370 $res = media_save(array('name' => $file['tmp_name'], 371 'mime' => $imime, 372 'ext' => $iext), $ns.':'.$id, 373 $INPUT->post->bool('ow'), $auth, 'copy_uploaded_file'); 374 if (is_array($res)) { 375 msg($res[0], $res[1]); 376 return false; 377 } 378 return $res; 379 } 380 381 /** 382 * An alternative to move_uploaded_file that copies 383 * 384 * Using copy, makes sure any setgid bits on the media directory are honored 385 * 386 * @see move_uploaded_file() 387 * 388 * @param string $from 389 * @param string $to 390 * @return bool 391 */ 392 function copy_uploaded_file($from, $to){ 393 if(!is_uploaded_file($from)) return false; 394 $ok = copy($from, $to); 395 @unlink($from); 396 return $ok; 397 } 398 399 /** 400 * This generates an action event and delegates to _media_upload_action(). 401 * Action plugins are allowed to pre/postprocess the uploaded file. 402 * (The triggered event is preventable.) 403 * 404 * Event data: 405 * $data[0] fn_tmp: the temporary file name (read from $_FILES) 406 * $data[1] fn: the file name of the uploaded file 407 * $data[2] id: the future directory id of the uploaded file 408 * $data[3] imime: the mimetype of the uploaded file 409 * $data[4] overwrite: if an existing file is going to be overwritten 410 * $data[5] move: name of function that performs move/copy/.. 411 * 412 * @triggers MEDIA_UPLOAD_FINISH 413 * 414 * @param array $file 415 * @param string $id media id 416 * @param bool $ow overwrite? 417 * @param int $auth permission level 418 * @param string $move name of functions that performs move/copy/.. 419 * @return false|array|string 420 */ 421 function media_save($file, $id, $ow, $auth, $move) { 422 if($auth < AUTH_UPLOAD) { 423 return array("You don't have permissions to upload files.", -1); 424 } 425 426 if (!isset($file['mime']) || !isset($file['ext'])) { 427 list($ext, $mime) = mimetype($id); 428 if (!isset($file['mime'])) { 429 $file['mime'] = $mime; 430 } 431 if (!isset($file['ext'])) { 432 $file['ext'] = $ext; 433 } 434 } 435 436 global $lang, $conf; 437 438 // get filename 439 $id = cleanID($id); 440 $fn = mediaFN($id); 441 442 // get filetype regexp 443 $types = array_keys(getMimeTypes()); 444 $types = array_map( 445 function ($q) { 446 return preg_quote($q, "/"); 447 }, 448 $types 449 ); 450 $regex = join('|',$types); 451 452 // because a temp file was created already 453 if(!preg_match('/\.('.$regex.')$/i',$fn)) { 454 return array($lang['uploadwrong'],-1); 455 } 456 457 //check for overwrite 458 $overwrite = file_exists($fn); 459 $auth_ow = (($conf['mediarevisions']) ? AUTH_UPLOAD : AUTH_DELETE); 460 if($overwrite && (!$ow || $auth < $auth_ow)) { 461 return array($lang['uploadexist'], 0); 462 } 463 // check for valid content 464 $ok = media_contentcheck($file['name'], $file['mime']); 465 if($ok == -1){ 466 return array(sprintf($lang['uploadbadcontent'],'.' . $file['ext']),-1); 467 }elseif($ok == -2){ 468 return array($lang['uploadspam'],-1); 469 }elseif($ok == -3){ 470 return array($lang['uploadxss'],-1); 471 } 472 473 // prepare event data 474 $data = array(); 475 $data[0] = $file['name']; 476 $data[1] = $fn; 477 $data[2] = $id; 478 $data[3] = $file['mime']; 479 $data[4] = $overwrite; 480 $data[5] = $move; 481 482 // trigger event 483 return Event::createAndTrigger('MEDIA_UPLOAD_FINISH', $data, '_media_upload_action', true); 484 } 485 486 /** 487 * Callback adapter for media_upload_finish() triggered by MEDIA_UPLOAD_FINISH 488 * 489 * @author Michael Klier <chi@chimeric.de> 490 * 491 * @param array $data event data 492 * @return false|array|string 493 */ 494 function _media_upload_action($data) { 495 // fixme do further sanity tests of given data? 496 if(is_array($data) && count($data)===6) { 497 return media_upload_finish($data[0], $data[1], $data[2], $data[3], $data[4], $data[5]); 498 } else { 499 return false; //callback error 500 } 501 } 502 503 /** 504 * Saves an uploaded media file 505 * 506 * @author Andreas Gohr <andi@splitbrain.org> 507 * @author Michael Klier <chi@chimeric.de> 508 * @author Kate Arzamastseva <pshns@ukr.net> 509 * 510 * @param string $fn_tmp 511 * @param string $fn 512 * @param string $id media id 513 * @param string $imime mime type 514 * @param bool $overwrite overwrite existing? 515 * @param string $move function name 516 * @return array|string 517 */ 518 function media_upload_finish($fn_tmp, $fn, $id, $imime, $overwrite, $move = 'move_uploaded_file') { 519 global $conf; 520 global $lang; 521 global $REV; 522 523 $old = @filemtime($fn); 524 if(!file_exists(mediaFN($id, $old)) && file_exists($fn)) { 525 // add old revision to the attic if missing 526 media_saveOldRevision($id); 527 } 528 529 // prepare directory 530 io_createNamespace($id, 'media'); 531 532 $filesize_old = file_exists($fn) ? filesize($fn) : 0; 533 534 if($move($fn_tmp, $fn)) { 535 @clearstatcache(true,$fn); 536 $new = @filemtime($fn); 537 // Set the correct permission here. 538 // Always chmod media because they may be saved with different permissions than expected from the php umask. 539 // (Should normally chmod to $conf['fperm'] only if $conf['fperm'] is set.) 540 chmod($fn, $conf['fmode']); 541 msg($lang['uploadsucc'],1); 542 media_notify($id,$fn,$imime,$old,$new); 543 // add a log entry to the media changelog 544 $filesize_new = filesize($fn); 545 $sizechange = $filesize_new - $filesize_old; 546 if($REV) { 547 addMediaLogEntry( 548 $new, 549 $id, 550 DOKU_CHANGE_TYPE_REVERT, 551 sprintf($lang['restored'], dformat($REV)), 552 $REV, 553 null, 554 $sizechange 555 ); 556 } elseif($overwrite) { 557 addMediaLogEntry($new, $id, DOKU_CHANGE_TYPE_EDIT, '', '', null, $sizechange); 558 } else { 559 addMediaLogEntry($new, $id, DOKU_CHANGE_TYPE_CREATE, $lang['created'], '', null, $sizechange); 560 } 561 return $id; 562 }else{ 563 return array($lang['uploadfail'],-1); 564 } 565 } 566 567 /** 568 * Moves the current version of media file to the media_attic 569 * directory 570 * 571 * @author Kate Arzamastseva <pshns@ukr.net> 572 * 573 * @param string $id 574 * @return int - revision date 575 */ 576 function media_saveOldRevision($id) { 577 global $conf, $lang; 578 579 $oldf = mediaFN($id); 580 if (!file_exists($oldf)) return ''; 581 $date = filemtime($oldf); 582 if (!$conf['mediarevisions']) return $date; 583 584 $medialog = new MediaChangeLog($id); 585 if (!$medialog->getRevisionInfo($date)) { 586 // there was an external edit, 587 // there is no log entry for current version of file 588 $sizechange = filesize($oldf); 589 if(!file_exists(mediaMetaFN($id, '.changes'))) { 590 addMediaLogEntry($date, $id, DOKU_CHANGE_TYPE_CREATE, $lang['created'], '', null, $sizechange); 591 } else { 592 $oldRev = $medialog->getRevisions(-1, 1); // from changelog 593 $oldRev = (int) (empty($oldRev) ? 0 : $oldRev[0]); 594 $filesize_old = filesize(mediaFN($id, $oldRev)); 595 $sizechange = $sizechange - $filesize_old; 596 597 addMediaLogEntry($date, $id, DOKU_CHANGE_TYPE_EDIT, '', '', null, $sizechange); 598 } 599 } 600 601 $newf = mediaFN($id, $date); 602 io_makeFileDir($newf); 603 if (copy($oldf, $newf)) { 604 // Set the correct permission here. 605 // Always chmod media because they may be saved with different permissions than expected from the php umask. 606 // (Should normally chmod to $conf['fperm'] only if $conf['fperm'] is set.) 607 chmod($newf, $conf['fmode']); 608 } 609 return $date; 610 } 611 612 /** 613 * This function checks if the uploaded content is really what the 614 * mimetype says it is. We also do spam checking for text types here. 615 * 616 * We need to do this stuff because we can not rely on the browser 617 * to do this check correctly. Yes, IE is broken as usual. 618 * 619 * @author Andreas Gohr <andi@splitbrain.org> 620 * @link http://www.splitbrain.org/blog/2007-02/12-internet_explorer_facilitates_cross_site_scripting 621 * @fixme check all 26 magic IE filetypes here? 622 * 623 * @param string $file path to file 624 * @param string $mime mimetype 625 * @return int 626 */ 627 function media_contentcheck($file,$mime){ 628 global $conf; 629 if($conf['iexssprotect']){ 630 $fh = @fopen($file, 'rb'); 631 if($fh){ 632 $bytes = fread($fh, 256); 633 fclose($fh); 634 if(preg_match('/<(script|a|img|html|body|iframe)[\s>]/i',$bytes)){ 635 return -3; //XSS: possibly malicious content 636 } 637 } 638 } 639 if(substr($mime,0,6) == 'image/'){ 640 $info = @getimagesize($file); 641 if($mime == 'image/gif' && $info[2] != 1){ 642 return -1; // uploaded content did not match the file extension 643 }elseif($mime == 'image/jpeg' && $info[2] != 2){ 644 return -1; 645 }elseif($mime == 'image/png' && $info[2] != 3){ 646 return -1; 647 } 648 # fixme maybe check other images types as well 649 }elseif(substr($mime,0,5) == 'text/'){ 650 global $TEXT; 651 $TEXT = io_readFile($file); 652 if(checkwordblock()){ 653 return -2; //blocked by the spam blacklist 654 } 655 } 656 return 0; 657 } 658 659 /** 660 * Send a notify mail on uploads 661 * 662 * @author Andreas Gohr <andi@splitbrain.org> 663 * 664 * @param string $id media id 665 * @param string $file path to file 666 * @param string $mime mime type 667 * @param bool|int $old_rev revision timestamp or false 668 */ 669 function media_notify($id,$file,$mime,$old_rev=false,$current_rev=false){ 670 global $conf; 671 if(empty($conf['notify'])) return; //notify enabled? 672 673 $subscription = new MediaSubscriptionSender(); 674 $subscription->sendMediaDiff($conf['notify'], 'uploadmail', $id, $old_rev, $current_rev); 675 } 676 677 /** 678 * List all files in a given Media namespace 679 * 680 * @param string $ns namespace 681 * @param null|int $auth permission level 682 * @param string $jump id 683 * @param bool $fullscreenview 684 * @param bool|string $sort sorting order, false skips sorting 685 */ 686 function media_filelist($ns,$auth=null,$jump='',$fullscreenview=false,$sort=false){ 687 global $conf; 688 global $lang; 689 $ns = cleanID($ns); 690 691 // check auth our self if not given (needed for ajax calls) 692 if(is_null($auth)) $auth = auth_quickaclcheck("$ns:*"); 693 694 if (!$fullscreenview) echo '<h1 id="media__ns">:'.hsc($ns).'</h1>'.NL; 695 696 if($auth < AUTH_READ){ 697 // FIXME: print permission warning here instead? 698 echo '<div class="nothing">'.$lang['nothingfound'].'</div>'.NL; 699 }else{ 700 if (!$fullscreenview) { 701 media_uploadform($ns, $auth); 702 media_searchform($ns); 703 } 704 705 $dir = utf8_encodeFN(str_replace(':','/',$ns)); 706 $data = array(); 707 search($data,$conf['mediadir'],'search_mediafiles', 708 array('showmsg'=>true,'depth'=>1),$dir,1,$sort); 709 710 if(!count($data)){ 711 echo '<div class="nothing">'.$lang['nothingfound'].'</div>'.NL; 712 }else { 713 if ($fullscreenview) { 714 echo '<ul class="' . _media_get_list_type() . '">'; 715 } 716 foreach($data as $item){ 717 if (!$fullscreenview) { 718 //FIXME old call: media_printfile($item,$auth,$jump); 719 $display = new DisplayRow($item); 720 $display->scrollIntoView($jump == $item->getID()); 721 $display->show(); 722 } else { 723 //FIXME old call: media_printfile_thumbs($item,$auth,$jump); 724 echo '<li>'; 725 $display = new DisplayTile($item); 726 $display->scrollIntoView($jump == $item->getID()); 727 $display->show(); 728 echo '</li>'; 729 } 730 } 731 if ($fullscreenview) echo '</ul>'.NL; 732 } 733 } 734 } 735 736 /** 737 * Prints tabs for files list actions 738 * 739 * @author Kate Arzamastseva <pshns@ukr.net> 740 * @author Adrian Lang <mail@adrianlang.de> 741 * 742 * @param string $selected_tab - opened tab 743 */ 744 745 function media_tabs_files($selected_tab = ''){ 746 global $lang; 747 $tabs = array(); 748 foreach(array('files' => 'mediaselect', 749 'upload' => 'media_uploadtab', 750 'search' => 'media_searchtab') as $tab => $caption) { 751 $tabs[$tab] = array('href' => media_managerURL(['tab_files' => $tab], '&'), 752 'caption' => $lang[$caption]); 753 } 754 755 html_tabs($tabs, $selected_tab); 756 } 757 758 /** 759 * Prints tabs for files details actions 760 * 761 * @author Kate Arzamastseva <pshns@ukr.net> 762 * @param string $image filename of the current image 763 * @param string $selected_tab opened tab 764 */ 765 function media_tabs_details($image, $selected_tab = '') { 766 global $lang, $conf; 767 768 $tabs = array(); 769 $tabs['view'] = array('href' => media_managerURL(['tab_details' => 'view'], '&'), 770 'caption' => $lang['media_viewtab']); 771 772 list(, $mime) = mimetype($image); 773 if ($mime == 'image/jpeg' && file_exists(mediaFN($image))) { 774 $tabs['edit'] = array('href' => media_managerURL(['tab_details' => 'edit'], '&'), 775 'caption' => $lang['media_edittab']); 776 } 777 if ($conf['mediarevisions']) { 778 $tabs['history'] = array('href' => media_managerURL(['tab_details' => 'history'], '&'), 779 'caption' => $lang['media_historytab']); 780 } 781 782 html_tabs($tabs, $selected_tab); 783 } 784 785 /** 786 * Prints options for the tab that displays a list of all files 787 * 788 * @author Kate Arzamastseva <pshns@ukr.net> 789 */ 790 function media_tab_files_options() { 791 global $lang; 792 global $INPUT; 793 global $ID; 794 795 $form = new Form([ 796 'method' => 'get', 797 'action' => wl($ID), 798 'class' => 'options' 799 ]); 800 $form->addTagOpen('div')->addClass('no'); 801 $form->setHiddenField('sectok', null); 802 $media_manager_params = media_managerURL([], '', false, true); 803 foreach ($media_manager_params as $pKey => $pVal) { 804 $form->setHiddenField($pKey, $pVal); 805 } 806 if ($INPUT->has('q')) { 807 $form->setHiddenField('q', $INPUT->str('q')); 808 } 809 $form->addHTML('<ul>'.NL); 810 foreach (array('list' => array('listType', array('thumbs', 'rows')), 811 'sort' => array('sortBy', array('name', 'date'))) 812 as $group => $content) { 813 $checked = "_media_get_$group}_type"; 814 $checked = $checked(); 815 816 $form->addHTML('<li class="'. $content[0] .'">'); 817 foreach ($content[1] as $option) { 818 $attrs = array(); 819 if ($checked == $option) { 820 $attrs['checked'] = 'checked'; 821 } 822 $radio = $form->addRadioButton( 823 $group.'_dwmedia', 824 $lang['media_'.$group.'_'.$option] 825 )->val($option)->id($content[0].'__'.$option)->addClass($option); 826 $radio->attrs($attrs); 827 } 828 $form->addHTML('</li>'.NL); 829 } 830 $form->addHTML('<li>'); 831 $form->addButton('', $lang['btn_apply'])->attr('type', 'submit'); 832 $form->addHTML('</li>'.NL); 833 $form->addHTML('</ul>'.NL); 834 $form->addTagClose('div'); 835 print $form->toHTML(); 836 } 837 838 /** 839 * Returns type of sorting for the list of files in media manager 840 * 841 * @author Kate Arzamastseva <pshns@ukr.net> 842 * 843 * @return string - sort type 844 */ 845 function _media_get_sort_type() { 846 return _media_get_display_param('sort', array('default' => 'name', 'date')); 847 } 848 849 /** 850 * Returns type of listing for the list of files in media manager 851 * 852 * @author Kate Arzamastseva <pshns@ukr.net> 853 * 854 * @return string - list type 855 */ 856 function _media_get_list_type() { 857 return _media_get_display_param('list', array('default' => 'thumbs', 'rows')); 858 } 859 860 /** 861 * Get display parameters 862 * 863 * @param string $param name of parameter 864 * @param array $values allowed values, where default value has index key 'default' 865 * @return string the parameter value 866 */ 867 function _media_get_display_param($param, $values) { 868 global $INPUT; 869 if (in_array($INPUT->str($param), $values)) { 870 // FIXME: Set cookie 871 return $INPUT->str($param); 872 } else { 873 $val = get_doku_pref($param, $values['default']); 874 if (!in_array($val, $values)) { 875 $val = $values['default']; 876 } 877 return $val; 878 } 879 } 880 881 /** 882 * Prints tab that displays a list of all files 883 * 884 * @author Kate Arzamastseva <pshns@ukr.net> 885 * 886 * @param string $ns 887 * @param null|int $auth permission level 888 * @param string $jump item id 889 */ 890 function media_tab_files($ns,$auth=null,$jump='') { 891 global $lang; 892 if(is_null($auth)) $auth = auth_quickaclcheck("$ns:*"); 893 894 if($auth < AUTH_READ){ 895 echo '<div class="nothing">'.$lang['media_perm_read'].'</div>'.NL; 896 }else{ 897 media_filelist($ns,$auth,$jump,true,_media_get_sort_type()); 898 } 899 } 900 901 /** 902 * Prints tab that displays uploading form 903 * 904 * @author Kate Arzamastseva <pshns@ukr.net> 905 * 906 * @param string $ns 907 * @param null|int $auth permission level 908 * @param string $jump item id 909 */ 910 function media_tab_upload($ns,$auth=null,$jump='') { 911 global $lang; 912 if(is_null($auth)) $auth = auth_quickaclcheck("$ns:*"); 913 914 echo '<div class="upload">'.NL; 915 if ($auth >= AUTH_UPLOAD) { 916 echo '<p>' . $lang['mediaupload'] . '</p>'; 917 } 918 media_uploadform($ns, $auth, true); 919 echo '</div>'.NL; 920 } 921 922 /** 923 * Prints tab that displays search form 924 * 925 * @author Kate Arzamastseva <pshns@ukr.net> 926 * 927 * @param string $ns 928 * @param null|int $auth permission level 929 */ 930 function media_tab_search($ns,$auth=null) { 931 global $INPUT; 932 933 $do = $INPUT->str('mediado'); 934 $query = $INPUT->str('q'); 935 echo '<div class="search">'.NL; 936 937 media_searchform($ns, $query, true); 938 if ($do == 'searchlist' || $query) { 939 media_searchlist($query,$ns,$auth,true,_media_get_sort_type()); 940 } 941 echo '</div>'.NL; 942 } 943 944 /** 945 * Prints tab that displays mediafile details 946 * 947 * @author Kate Arzamastseva <pshns@ukr.net> 948 * 949 * @param string $image media id 950 * @param string $ns 951 * @param null|int $auth permission level 952 * @param string|int $rev revision timestamp or empty string 953 */ 954 function media_tab_view($image, $ns, $auth=null, $rev='') { 955 global $lang; 956 if(is_null($auth)) $auth = auth_quickaclcheck("$ns:*"); 957 958 if ($image && $auth >= AUTH_READ) { 959 $meta = new JpegMeta(mediaFN($image, $rev)); 960 media_preview($image, $auth, $rev, $meta); 961 media_preview_buttons($image, $auth, $rev); 962 media_details($image, $auth, $rev, $meta); 963 964 } else { 965 echo '<div class="nothing">'.$lang['media_perm_read'].'</div>'.NL; 966 } 967 } 968 969 /** 970 * Prints tab that displays form for editing mediafile metadata 971 * 972 * @author Kate Arzamastseva <pshns@ukr.net> 973 * 974 * @param string $image media id 975 * @param string $ns 976 * @param null|int $auth permission level 977 */ 978 function media_tab_edit($image, $ns, $auth=null) { 979 if(is_null($auth)) $auth = auth_quickaclcheck("$ns:*"); 980 981 if ($image) { 982 list(, $mime) = mimetype($image); 983 if ($mime == 'image/jpeg') media_metaform($image,$auth); 984 } 985 } 986 987 /** 988 * Prints tab that displays mediafile revisions 989 * 990 * @author Kate Arzamastseva <pshns@ukr.net> 991 * 992 * @param string $image media id 993 * @param string $ns 994 * @param null|int $auth permission level 995 */ 996 function media_tab_history($image, $ns, $auth=null) { 997 global $lang; 998 global $INPUT; 999 1000 if(is_null($auth)) $auth = auth_quickaclcheck("$ns:*"); 1001 $do = $INPUT->str('mediado'); 1002 1003 if ($auth >= AUTH_READ && $image) { 1004 if ($do == 'diff'){ 1005 (new dokuwiki\Ui\MediaDiff($image))->show(); //media_diff($image, $ns, $auth); 1006 } else { 1007 $first = $INPUT->int('first'); 1008 (new dokuwiki\Ui\MediaRevisions($image))->show($first); 1009 } 1010 } else { 1011 echo '<div class="nothing">'.$lang['media_perm_read'].'</div>'.NL; 1012 } 1013 } 1014 1015 /** 1016 * Prints mediafile details 1017 * 1018 * @param string $image media id 1019 * @param int $auth permission level 1020 * @param int|string $rev revision timestamp or empty string 1021 * @param JpegMeta|bool $meta 1022 * 1023 * @author Kate Arzamastseva <pshns@ukr.net> 1024 */ 1025 function media_preview($image, $auth, $rev = '', $meta = false) { 1026 1027 $size = media_image_preview_size($image, $rev, $meta); 1028 1029 if ($size) { 1030 global $lang; 1031 echo '<div class="image">'; 1032 1033 $more = array(); 1034 if ($rev) { 1035 $more['rev'] = $rev; 1036 } else { 1037 $t = @filemtime(mediaFN($image)); 1038 $more['t'] = $t; 1039 } 1040 1041 $more['w'] = $size[0]; 1042 $more['h'] = $size[1]; 1043 $src = ml($image, $more); 1044 1045 echo '<a href="'.$src.'" target="_blank" title="'.$lang['mediaview'].'">'; 1046 echo '<img src="'.$src.'" alt="" style="max-width: '.$size[0].'px;" />'; 1047 echo '</a>'; 1048 1049 echo '</div>'; 1050 } 1051 } 1052 1053 /** 1054 * Prints mediafile action buttons 1055 * 1056 * @author Kate Arzamastseva <pshns@ukr.net> 1057 * 1058 * @param string $image media id 1059 * @param int $auth permission level 1060 * @param int|string $rev revision timestamp, or empty string 1061 */ 1062 function media_preview_buttons($image, $auth, $rev = '') { 1063 global $lang, $conf; 1064 1065 echo '<ul class="actions">'; 1066 1067 if ($auth >= AUTH_DELETE && !$rev && file_exists(mediaFN($image))) { 1068 1069 // delete button 1070 $form = new Form([ 1071 'id' => 'mediamanager__btn_delete', 1072 'action' => media_managerURL(['delete' => $image], '&'), 1073 ]); 1074 $form->addTagOpen('div')->addClass('no'); 1075 $form->addButton('', $lang['btn_delete'])->attr('type', 'submit'); 1076 $form->addTagClose('div'); 1077 echo '<li>'; 1078 echo $form->toHTML(); 1079 echo '</li>'; 1080 } 1081 1082 $auth_ow = (($conf['mediarevisions']) ? AUTH_UPLOAD : AUTH_DELETE); 1083 if ($auth >= $auth_ow && !$rev) { 1084 1085 // upload new version button 1086 $form = new Form([ 1087 'id' => 'mediamanager__btn_update', 1088 'action' => media_managerURL(['image' => $image, 'mediado' => 'update'], '&'), 1089 ]); 1090 $form->addTagOpen('div')->addClass('no'); 1091 $form->addButton('', $lang['media_update'])->attr('type', 'submit'); 1092 $form->addTagClose('div'); 1093 echo '<li>'; 1094 echo $form->toHTML(); 1095 echo '</li>'; 1096 } 1097 1098 if ($auth >= AUTH_UPLOAD && $rev && $conf['mediarevisions'] && file_exists(mediaFN($image, $rev))) { 1099 1100 // restore button 1101 $form = new Form([ 1102 'id' => 'mediamanager__btn_restore', 1103 'action'=>media_managerURL(['image' => $image], '&'), 1104 ]); 1105 $form->addTagOpen('div')->addClass('no'); 1106 $form->setHiddenField('mediado', 'restore'); 1107 $form->setHiddenField('rev', $rev); 1108 $form->addButton('', $lang['media_restore'])->attr('type', 'submit'); 1109 $form->addTagClose('div'); 1110 echo '<li>'; 1111 echo $form->toHTML(); 1112 echo '</li>'; 1113 } 1114 1115 echo '</ul>'; 1116 } 1117 1118 /** 1119 * Returns image width and height for mediamanager preview panel 1120 * 1121 * @author Kate Arzamastseva <pshns@ukr.net> 1122 * @param string $image 1123 * @param int|string $rev 1124 * @param JpegMeta|bool $meta 1125 * @param int $size 1126 * @return array 1127 */ 1128 function media_image_preview_size($image, $rev, $meta = false, $size = 500) { 1129 if (!preg_match("/\.(jpe?g|gif|png)$/", $image) 1130 || !file_exists($filename = mediaFN($image, $rev)) 1131 ) return array(); 1132 1133 $info = getimagesize($filename); 1134 $w = (int) $info[0]; 1135 $h = (int) $info[1]; 1136 1137 if ($meta && ($w > $size || $h > $size)) { 1138 $ratio = $meta->getResizeRatio($size, $size); 1139 $w = floor($w * $ratio); 1140 $h = floor($h * $ratio); 1141 } 1142 return array($w, $h); 1143 } 1144 1145 /** 1146 * Returns the requested EXIF/IPTC tag from the image meta 1147 * 1148 * @author Kate Arzamastseva <pshns@ukr.net> 1149 * 1150 * @param array $tags array with tags, first existing is returned 1151 * @param JpegMeta $meta 1152 * @param string $alt alternative value 1153 * @return string 1154 */ 1155 function media_getTag($tags, $meta = false, $alt = '') { 1156 if (!$meta) return $alt; 1157 $info = $meta->getField($tags); 1158 if (!$info) return $alt; 1159 return $info; 1160 } 1161 1162 /** 1163 * Returns mediafile tags 1164 * 1165 * @author Kate Arzamastseva <pshns@ukr.net> 1166 * 1167 * @param JpegMeta $meta 1168 * @return array list of tags of the mediafile 1169 */ 1170 function media_file_tags($meta) { 1171 // load the field descriptions 1172 static $fields = null; 1173 if (is_null($fields)) { 1174 $config_files = getConfigFiles('mediameta'); 1175 foreach ($config_files as $config_file) { 1176 if (file_exists($config_file)) include($config_file); 1177 } 1178 } 1179 1180 $tags = array(); 1181 1182 foreach ($fields as $key => $tag) { 1183 $t = array(); 1184 if (!empty($tag[0])) $t = array($tag[0]); 1185 if (isset($tag[3]) && is_array($tag[3])) $t = array_merge($t,$tag[3]); 1186 $value = media_getTag($t, $meta); 1187 $tags[] = array('tag' => $tag, 'value' => $value); 1188 } 1189 1190 return $tags; 1191 } 1192 1193 /** 1194 * Prints mediafile tags 1195 * 1196 * @author Kate Arzamastseva <pshns@ukr.net> 1197 * 1198 * @param string $image image id 1199 * @param int $auth permission level 1200 * @param string|int $rev revision timestamp, or empty string 1201 * @param bool|JpegMeta $meta image object, or create one if false 1202 */ 1203 function media_details($image, $auth, $rev='', $meta=false) { 1204 global $lang; 1205 1206 if (!$meta) $meta = new JpegMeta(mediaFN($image, $rev)); 1207 $tags = media_file_tags($meta); 1208 1209 echo '<dl>'.NL; 1210 foreach($tags as $tag){ 1211 if ($tag['value']) { 1212 $value = cleanText($tag['value']); 1213 echo '<dt>'.$lang[$tag['tag'][1]].'</dt><dd>'; 1214 if ($tag['tag'][2] == 'date') echo dformat($value); 1215 else echo hsc($value); 1216 echo '</dd>'.NL; 1217 } 1218 } 1219 echo '</dl>'.NL; 1220 echo '<dl>'.NL; 1221 echo '<dt>'.$lang['reference'].':</dt>'; 1222 $media_usage = ft_mediause($image,true); 1223 if(count($media_usage) > 0){ 1224 foreach($media_usage as $path){ 1225 echo '<dd>'.html_wikilink($path).'</dd>'; 1226 } 1227 }else{ 1228 echo '<dd>'.$lang['nothingfound'].'</dd>'; 1229 } 1230 echo '</dl>'.NL; 1231 1232 } 1233 1234 /** 1235 * Shows difference between two revisions of file 1236 * 1237 * @author Kate Arzamastseva <pshns@ukr.net> 1238 * 1239 * @param string $image image id 1240 * @param string $ns 1241 * @param int $auth permission level 1242 * @param bool $fromajax 1243 * 1244 * @deprecated 2020-12-31 1245 */ 1246 function media_diff($image, $ns, $auth, $fromajax = false) { 1247 dbg_deprecated('see '. MediaDiff::class .'::show()'); 1248 } 1249 1250 /** 1251 * Callback for media file diff 1252 * 1253 * @param array $data event data 1254 * 1255 * @deprecated 2020-12-31 1256 */ 1257 function _media_file_diff($data) { 1258 dbg_deprecated('see '. MediaDiff::class .'::show()'); 1259 } 1260 1261 /** 1262 * Shows difference between two revisions of image 1263 * 1264 * @author Kate Arzamastseva <pshns@ukr.net> 1265 * 1266 * @param string $image 1267 * @param string|int $l_rev revision timestamp, or empty string 1268 * @param string|int $r_rev revision timestamp, or empty string 1269 * @param string $ns 1270 * @param int $auth permission level 1271 * @param bool $fromajax 1272 * @deprecated 2020-12-31 1273 */ 1274 function media_file_diff($image, $l_rev, $r_rev, $ns, $auth, $fromajax) { 1275 dbg_deprecated('see '. MediaDiff::class .'::showFileDiff()'); 1276 } 1277 1278 /** 1279 * Prints two images side by side 1280 * and slider 1281 * 1282 * @author Kate Arzamastseva <pshns@ukr.net> 1283 * 1284 * @param string $image image id 1285 * @param int $l_rev revision timestamp, or empty string 1286 * @param int $r_rev revision timestamp, or empty string 1287 * @param array $l_size array with width and height 1288 * @param array $r_size array with width and height 1289 * @param string $type 1290 * @deprecated 2020-12-31 1291 */ 1292 function media_image_diff($image, $l_rev, $r_rev, $l_size, $r_size, $type) { 1293 dbg_deprecated('see '. MediaDiff::class .'::showImageDiff()'); 1294 } 1295 1296 /** 1297 * Restores an old revision of a media file 1298 * 1299 * @param string $image media id 1300 * @param int $rev revision timestamp or empty string 1301 * @param int $auth 1302 * @return string - file's id 1303 * 1304 * @author Kate Arzamastseva <pshns@ukr.net> 1305 */ 1306 function media_restore($image, $rev, $auth){ 1307 global $conf; 1308 if ($auth < AUTH_UPLOAD || !$conf['mediarevisions']) return false; 1309 $removed = (!file_exists(mediaFN($image)) && file_exists(mediaMetaFN($image, '.changes'))); 1310 if (!$image || (!file_exists(mediaFN($image)) && !$removed)) return false; 1311 if (!$rev || !file_exists(mediaFN($image, $rev))) return false; 1312 list(,$imime,) = mimetype($image); 1313 $res = media_upload_finish(mediaFN($image, $rev), 1314 mediaFN($image), 1315 $image, 1316 $imime, 1317 true, 1318 'copy'); 1319 if (is_array($res)) { 1320 msg($res[0], $res[1]); 1321 return false; 1322 } 1323 return $res; 1324 } 1325 1326 /** 1327 * List all files found by the search request 1328 * 1329 * @author Tobias Sarnowski <sarnowski@cosmocode.de> 1330 * @author Andreas Gohr <gohr@cosmocode.de> 1331 * @author Kate Arzamastseva <pshns@ukr.net> 1332 * @triggers MEDIA_SEARCH 1333 * 1334 * @param string $query 1335 * @param string $ns 1336 * @param null|int $auth 1337 * @param bool $fullscreen 1338 * @param string $sort 1339 */ 1340 function media_searchlist($query,$ns,$auth=null,$fullscreen=false,$sort='natural'){ 1341 global $conf; 1342 global $lang; 1343 1344 $ns = cleanID($ns); 1345 $evdata = array( 1346 'ns' => $ns, 1347 'data' => array(), 1348 'query' => $query 1349 ); 1350 if (!blank($query)) { 1351 $evt = new Event('MEDIA_SEARCH', $evdata); 1352 if ($evt->advise_before()) { 1353 $dir = utf8_encodeFN(str_replace(':','/',$evdata['ns'])); 1354 $quoted = preg_quote($evdata['query'],'/'); 1355 //apply globbing 1356 $quoted = str_replace(array('\*', '\?'), array('.*', '.'), $quoted, $count); 1357 1358 //if we use globbing file name must match entirely but may be preceded by arbitrary namespace 1359 if ($count > 0) $quoted = '^([^:]*:)*'.$quoted.'$'; 1360 1361 $pattern = '/'.$quoted.'/i'; 1362 search($evdata['data'], 1363 $conf['mediadir'], 1364 'search_mediafiles', 1365 array('showmsg'=>false,'pattern'=>$pattern), 1366 $dir, 1367 1, 1368 $sort); 1369 } 1370 $evt->advise_after(); 1371 unset($evt); 1372 } 1373 1374 if (!$fullscreen) { 1375 echo '<h1 id="media__ns">'.sprintf($lang['searchmedia_in'],hsc($ns).':*').'</h1>'.NL; 1376 media_searchform($ns,$query); 1377 } 1378 1379 if(!count($evdata['data'])){ 1380 echo '<div class="nothing">'.$lang['nothingfound'].'</div>'.NL; 1381 }else { 1382 if ($fullscreen) { 1383 echo '<ul class="' . _media_get_list_type() . '">'; 1384 } 1385 foreach($evdata['data'] as $item){ 1386 if (!$fullscreen) { 1387 // FIXME old call: media_printfile($item,$item['perm'],'',true); 1388 $display = new DisplayRow($item); 1389 $display->relativeDisplay($ns); 1390 $display->show(); 1391 } else { 1392 // FIXME old call: media_printfile_thumbs($item,$item['perm'],false,true); 1393 $display = new DisplayTile($item); 1394 $display->relativeDisplay($ns); 1395 echo '<li>'; 1396 $display->show(); 1397 echo '</li>'; 1398 } 1399 } 1400 if ($fullscreen) echo '</ul>'.NL; 1401 } 1402 } 1403 1404 /** 1405 * Display a media icon 1406 * 1407 * @param string $filename media id 1408 * @param string $size the size subfolder, if not specified 16x16 is used 1409 * @return string html 1410 */ 1411 function media_printicon($filename, $size=''){ 1412 list($ext) = mimetype(mediaFN($filename),false); 1413 1414 if (file_exists(DOKU_INC.'lib/images/fileicons/'.$size.'/'.$ext.'.png')) { 1415 $icon = DOKU_BASE.'lib/images/fileicons/'.$size.'/'.$ext.'.png'; 1416 } else { 1417 $icon = DOKU_BASE.'lib/images/fileicons/'.$size.'/file.png'; 1418 } 1419 1420 return '<img src="'.$icon.'" alt="'.$filename.'" class="icon" />'; 1421 } 1422 1423 /** 1424 * Build link based on the current, adding/rewriting parameters 1425 * 1426 * @author Kate Arzamastseva <pshns@ukr.net> 1427 * 1428 * @param array|bool $params 1429 * @param string $amp separator 1430 * @param bool $abs absolute url? 1431 * @param bool $params_array return the parmeters array? 1432 * @return string|array - link or link parameters 1433 */ 1434 function media_managerURL($params = false, $amp = '&', $abs = false, $params_array = false) { 1435 global $ID; 1436 global $INPUT; 1437 1438 $gets = array('do' => 'media'); 1439 $media_manager_params = array('tab_files', 'tab_details', 'image', 'ns', 'list', 'sort'); 1440 foreach ($media_manager_params as $x) { 1441 if ($INPUT->has($x)) $gets[$x] = $INPUT->str($x); 1442 } 1443 1444 if ($params) { 1445 $gets = $params + $gets; 1446 } 1447 unset($gets['id']); 1448 if (isset($gets['delete'])) { 1449 unset($gets['image']); 1450 unset($gets['tab_details']); 1451 } 1452 1453 if ($params_array) return $gets; 1454 1455 return wl($ID,$gets,$abs,$amp); 1456 } 1457 1458 /** 1459 * Print the media upload form if permissions are correct 1460 * 1461 * @author Andreas Gohr <andi@splitbrain.org> 1462 * @author Kate Arzamastseva <pshns@ukr.net> 1463 * 1464 * @param string $ns 1465 * @param int $auth permission level 1466 * @param bool $fullscreen 1467 */ 1468 function media_uploadform($ns, $auth, $fullscreen = false) { 1469 global $lang; 1470 global $conf; 1471 global $INPUT; 1472 1473 if ($auth < AUTH_UPLOAD) { 1474 echo '<div class="nothing">'.$lang['media_perm_upload'].'</div>'.NL; 1475 return; 1476 } 1477 $auth_ow = (($conf['mediarevisions']) ? AUTH_UPLOAD : AUTH_DELETE); 1478 1479 $update = false; 1480 $id = ''; 1481 if ($auth >= $auth_ow && $fullscreen && $INPUT->str('mediado') == 'update') { 1482 $update = true; 1483 $id = cleanID($INPUT->str('image')); 1484 } 1485 1486 // The default HTML upload form 1487 $form = new Form([ 1488 'id' => 'dw__upload', 1489 'enctype' => 'multipart/form-data', 1490 'action' => ($fullscreen) 1491 ? media_managerURL(['tab_files' => 'files', 'tab_details' => 'view'], '&') 1492 : DOKU_BASE.'lib/exe/mediamanager.php', 1493 ]); 1494 $form->addTagOpen('div')->addClass('no'); 1495 $form->setHiddenField('ns', hsc($ns)); // FIXME hsc required? 1496 $form->addTagOpen('p'); 1497 $form->addTextInput('upload', $lang['txt_upload'])->id('upload__file') 1498 ->attrs(['type' => 'file']); 1499 $form->addTagClose('p'); 1500 $form->addTagOpen('p'); 1501 $form->addTextInput('mediaid', $lang['txt_filename'])->id('upload__name') 1502 ->val(noNS($id)); 1503 $form->addButton('', $lang['btn_upload'])->attr('type', 'submit'); 1504 $form->addTagClose('p'); 1505 if ($auth >= $auth_ow){ 1506 $form->addTagOpen('p'); 1507 $attrs = array(); 1508 if ($update) $attrs['checked'] = 'checked'; 1509 $form->addCheckbox('ow', $lang['txt_overwrt'])->id('dw__ow')->val('1') 1510 ->addClass('check')->attrs($attrs); 1511 $form->addTagClose('p'); 1512 } 1513 $form->addTagClose('div'); 1514 1515 if (!$fullscreen) { 1516 echo '<div class="upload">'. $lang['mediaupload'] .'</div>'.DOKU_LF; 1517 } else { 1518 echo DOKU_LF; 1519 } 1520 1521 echo '<div id="mediamanager__uploader">'.DOKU_LF; 1522 echo $form->toHTML('Upload'); 1523 echo '</div>'.DOKU_LF; 1524 1525 echo '<p class="maxsize">'; 1526 printf($lang['maxuploadsize'], filesize_h(media_getuploadsize())); 1527 echo ' <a class="allowedmime" href="#">'. $lang['allowedmime'] .'</a>'; 1528 echo ' <span>'. implode(', ', array_keys(getMimeTypes())) .'</span>'; 1529 echo '</p>'.DOKU_LF; 1530 } 1531 1532 /** 1533 * Returns the size uploaded files may have 1534 * 1535 * This uses a conservative approach using the lowest number found 1536 * in any of the limiting ini settings 1537 * 1538 * @returns int size in bytes 1539 */ 1540 function media_getuploadsize(){ 1541 $okay = 0; 1542 1543 $post = (int) php_to_byte(@ini_get('post_max_size')); 1544 $suho = (int) php_to_byte(@ini_get('suhosin.post.max_value_length')); 1545 $upld = (int) php_to_byte(@ini_get('upload_max_filesize')); 1546 1547 if($post && ($post < $okay || $okay == 0)) $okay = $post; 1548 if($suho && ($suho < $okay || $okay == 0)) $okay = $suho; 1549 if($upld && ($upld < $okay || $okay == 0)) $okay = $upld; 1550 1551 return $okay; 1552 } 1553 1554 /** 1555 * Print the search field form 1556 * 1557 * @author Tobias Sarnowski <sarnowski@cosmocode.de> 1558 * @author Kate Arzamastseva <pshns@ukr.net> 1559 * 1560 * @param string $ns 1561 * @param string $query 1562 * @param bool $fullscreen 1563 */ 1564 function media_searchform($ns, $query = '', $fullscreen = false) { 1565 global $lang; 1566 1567 // The default HTML search form 1568 $form = new Form([ 1569 'id' => 'dw__mediasearch', 1570 'action' => ($fullscreen) 1571 ? media_managerURL([], '&') 1572 : DOKU_BASE.'lib/exe/mediamanager.php', 1573 ]); 1574 $form->addTagOpen('div')->addClass('no'); 1575 $form->setHiddenField('ns', $ns); 1576 $form->setHiddenField($fullscreen ? 'mediado' : 'do', 'searchlist'); 1577 1578 $form->addTagOpen('p'); 1579 $form->addTextInput('q', $lang['searchmedia']) 1580 ->attr('title', sprintf($lang['searchmedia_in'], hsc($ns) .':*')) 1581 ->val($query); 1582 $form->addHTML(' '); 1583 $form->addButton('', $lang['btn_search'])->attr('type', 'submit'); 1584 $form->addTagClose('p'); 1585 $form->addTagClose('div'); 1586 print $form->toHTML('SearchMedia'); 1587 } 1588 1589 /** 1590 * Build a tree outline of available media namespaces 1591 * 1592 * @author Andreas Gohr <andi@splitbrain.org> 1593 * 1594 * @param string $ns 1595 */ 1596 function media_nstree($ns){ 1597 global $conf; 1598 global $lang; 1599 1600 // currently selected namespace 1601 $ns = cleanID($ns); 1602 if(empty($ns)){ 1603 global $ID; 1604 $ns = (string)getNS($ID); 1605 } 1606 1607 $ns_dir = utf8_encodeFN(str_replace(':','/',$ns)); 1608 1609 $data = array(); 1610 search($data,$conf['mediadir'],'search_index',array('ns' => $ns_dir, 'nofiles' => true)); 1611 1612 // wrap a list with the root level around the other namespaces 1613 array_unshift($data, array('level' => 0, 'id' => '', 'open' =>'true', 1614 'label' => '['.$lang['mediaroot'].']')); 1615 1616 // insert the current ns into the hierarchy if it isn't already part of it 1617 $ns_parts = explode(':', $ns); 1618 $tmp_ns = ''; 1619 $pos = 0; 1620 foreach ($ns_parts as $level => $part) { 1621 if ($tmp_ns) $tmp_ns .= ':'.$part; 1622 else $tmp_ns = $part; 1623 1624 // find the namespace parts or insert them 1625 while ($data[$pos]['id'] != $tmp_ns) { 1626 if ( 1627 $pos >= count($data) || 1628 ($data[$pos]['level'] <= $level+1 && Sort::strcmp($data[$pos]['id'], $tmp_ns) > 0) 1629 ) { 1630 array_splice($data, $pos, 0, array(array('level' => $level+1, 'id' => $tmp_ns, 'open' => 'true'))); 1631 break; 1632 } 1633 ++$pos; 1634 } 1635 } 1636 1637 echo html_buildlist($data,'idx','media_nstree_item','media_nstree_li'); 1638 } 1639 1640 /** 1641 * Userfunction for html_buildlist 1642 * 1643 * Prints a media namespace tree item 1644 * 1645 * @author Andreas Gohr <andi@splitbrain.org> 1646 * 1647 * @param array $item 1648 * @return string html 1649 */ 1650 function media_nstree_item($item){ 1651 global $INPUT; 1652 $pos = strrpos($item['id'], ':'); 1653 $label = substr($item['id'], $pos > 0 ? $pos + 1 : 0); 1654 if(empty($item['label'])) $item['label'] = $label; 1655 1656 $ret = ''; 1657 if (!($INPUT->str('do') == 'media')) 1658 $ret .= '<a href="'.DOKU_BASE.'lib/exe/mediamanager.php?ns='.idfilter($item['id']).'" class="idx_dir">'; 1659 else $ret .= '<a href="'.media_managerURL(['ns' => idfilter($item['id'], false), 'tab_files' => 'files']) 1660 .'" class="idx_dir">'; 1661 $ret .= $item['label']; 1662 $ret .= '</a>'; 1663 return $ret; 1664 } 1665 1666 /** 1667 * Userfunction for html_buildlist 1668 * 1669 * Prints a media namespace tree item opener 1670 * 1671 * @author Andreas Gohr <andi@splitbrain.org> 1672 * 1673 * @param array $item 1674 * @return string html 1675 */ 1676 function media_nstree_li($item){ 1677 $class='media level'.$item['level']; 1678 if($item['open']){ 1679 $class .= ' open'; 1680 $img = DOKU_BASE.'lib/images/minus.gif'; 1681 $alt = '−'; 1682 }else{ 1683 $class .= ' closed'; 1684 $img = DOKU_BASE.'lib/images/plus.gif'; 1685 $alt = '+'; 1686 } 1687 // TODO: only deliver an image if it actually has a subtree... 1688 return '<li class="'.$class.'">'. 1689 '<img src="'.$img.'" alt="'.$alt.'" />'; 1690 } 1691 1692 /** 1693 * Resizes or crop the given image to the given size 1694 * 1695 * @author Andreas Gohr <andi@splitbrain.org> 1696 * 1697 * @param string $file filename, path to file 1698 * @param string $ext extension 1699 * @param int $w desired width 1700 * @param int $h desired height 1701 * @param bool $crop should a center crop be used? 1702 * @return string path to resized or original size if failed 1703 */ 1704 function media_mod_image($file, $ext, $w, $h=0, $crop=false) 1705 { 1706 global $conf; 1707 if(!$h) $h = $w; 1708 // we wont scale up to infinity 1709 if($w > 2000 || $h > 2000) return $file; 1710 1711 $operation = $crop ? 'crop' : 'resize'; 1712 1713 $options = [ 1714 'quality' => $conf['jpg_quality'], 1715 'imconvert' => $conf['im_convert'], 1716 ]; 1717 1718 $cache = new \dokuwiki\Cache\CacheImageMod($file, $w, $h, $ext, $crop); 1719 if(!$cache->useCache()) { 1720 try { 1721 Slika::run($file, $options) 1722 ->autorotate() 1723 ->$operation($w, $h) 1724 ->save($cache->cache, $ext); 1725 if($conf['fperm']) @chmod($cache->cache, $conf['fperm']); 1726 } catch (\splitbrain\slika\Exception $e) { 1727 Logger::debug($e->getMessage()); 1728 return $file; 1729 } 1730 } 1731 1732 return $cache->cache; 1733 } 1734 1735 /** 1736 * Resizes the given image to the given size 1737 * 1738 * @author Andreas Gohr <andi@splitbrain.org> 1739 * 1740 * @param string $file filename, path to file 1741 * @param string $ext extension 1742 * @param int $w desired width 1743 * @param int $h desired height 1744 * @return string path to resized or original size if failed 1745 */ 1746 function media_resize_image($file, $ext, $w, $h = 0) 1747 { 1748 return media_mod_image($file, $ext, $w, $h, false); 1749 } 1750 1751 /** 1752 * Center crops the given image to the wanted size 1753 * 1754 * @author Andreas Gohr <andi@splitbrain.org> 1755 * 1756 * @param string $file filename, path to file 1757 * @param string $ext extension 1758 * @param int $w desired width 1759 * @param int $h desired height 1760 * @return string path to resized or original size if failed 1761 */ 1762 function media_crop_image($file, $ext, $w, $h = 0) 1763 { 1764 return media_mod_image($file, $ext, $w, $h, true); 1765 } 1766 1767 /** 1768 * Calculate a token to be used to verify fetch requests for resized or 1769 * cropped images have been internally generated - and prevent external 1770 * DDOS attacks via fetch 1771 * 1772 * @author Christopher Smith <chris@jalakai.co.uk> 1773 * 1774 * @param string $id id of the image 1775 * @param int $w resize/crop width 1776 * @param int $h resize/crop height 1777 * @return string token or empty string if no token required 1778 */ 1779 function media_get_token($id,$w,$h){ 1780 // token is only required for modified images 1781 if ($w || $h || media_isexternal($id)) { 1782 $token = $id; 1783 if ($w) $token .= '.'.$w; 1784 if ($h) $token .= '.'.$h; 1785 1786 return substr(\dokuwiki\PassHash::hmac('md5', $token, auth_cookiesalt()),0,6); 1787 } 1788 1789 return ''; 1790 } 1791 1792 /** 1793 * Download a remote file and return local filename 1794 * 1795 * returns false if download fails. Uses cached file if available and 1796 * wanted 1797 * 1798 * @author Andreas Gohr <andi@splitbrain.org> 1799 * @author Pavel Vitis <Pavel.Vitis@seznam.cz> 1800 * 1801 * @param string $url 1802 * @param string $ext extension 1803 * @param int $cache cachetime in seconds 1804 * @return false|string path to cached file 1805 */ 1806 function media_get_from_URL($url,$ext,$cache){ 1807 global $conf; 1808 1809 // if no cache or fetchsize just redirect 1810 if ($cache==0) return false; 1811 if (!$conf['fetchsize']) return false; 1812 1813 $local = getCacheName(strtolower($url),".media.$ext"); 1814 $mtime = @filemtime($local); // 0 if not exists 1815 1816 //decide if download needed: 1817 if(($mtime == 0) || // cache does not exist 1818 ($cache != -1 && $mtime < time() - $cache) // 'recache' and cache has expired 1819 ) { 1820 if(media_image_download($url, $local)) { 1821 return $local; 1822 } else { 1823 return false; 1824 } 1825 } 1826 1827 //if cache exists use it else 1828 if($mtime) return $local; 1829 1830 //else return false 1831 return false; 1832 } 1833 1834 /** 1835 * Download image files 1836 * 1837 * @author Andreas Gohr <andi@splitbrain.org> 1838 * 1839 * @param string $url 1840 * @param string $file path to file in which to put the downloaded content 1841 * @return bool 1842 */ 1843 function media_image_download($url,$file){ 1844 global $conf; 1845 $http = new DokuHTTPClient(); 1846 $http->keep_alive = false; // we do single ops here, no need for keep-alive 1847 1848 $http->max_bodysize = $conf['fetchsize']; 1849 $http->timeout = 25; //max. 25 sec 1850 $http->header_regexp = '!\r\nContent-Type: image/(jpe?g|gif|png)!i'; 1851 1852 $data = $http->get($url); 1853 if(!$data) return false; 1854 1855 $fileexists = file_exists($file); 1856 $fp = @fopen($file,"w"); 1857 if(!$fp) return false; 1858 fwrite($fp,$data); 1859 fclose($fp); 1860 if(!$fileexists and $conf['fperm']) chmod($file, $conf['fperm']); 1861 1862 // check if it is really an image 1863 $info = @getimagesize($file); 1864 if(!$info){ 1865 @unlink($file); 1866 return false; 1867 } 1868 1869 return true; 1870 } 1871 1872 /** 1873 * resize images using external ImageMagick convert program 1874 * 1875 * @author Pavel Vitis <Pavel.Vitis@seznam.cz> 1876 * @author Andreas Gohr <andi@splitbrain.org> 1877 * 1878 * @param string $ext extension 1879 * @param string $from filename path to file 1880 * @param int $from_w original width 1881 * @param int $from_h original height 1882 * @param string $to path to resized file 1883 * @param int $to_w desired width 1884 * @param int $to_h desired height 1885 * @return bool 1886 */ 1887 function media_resize_imageIM($ext,$from,$from_w,$from_h,$to,$to_w,$to_h){ 1888 global $conf; 1889 1890 // check if convert is configured 1891 if(!$conf['im_convert']) return false; 1892 1893 // prepare command 1894 $cmd = $conf['im_convert']; 1895 $cmd .= ' -resize '.$to_w.'x'.$to_h.'!'; 1896 if ($ext == 'jpg' || $ext == 'jpeg') { 1897 $cmd .= ' -quality '.$conf['jpg_quality']; 1898 } 1899 $cmd .= " $from $to"; 1900 1901 @exec($cmd,$out,$retval); 1902 if ($retval == 0) return true; 1903 return false; 1904 } 1905 1906 /** 1907 * crop images using external ImageMagick convert program 1908 * 1909 * @author Andreas Gohr <andi@splitbrain.org> 1910 * 1911 * @param string $ext extension 1912 * @param string $from filename path to file 1913 * @param int $from_w original width 1914 * @param int $from_h original height 1915 * @param string $to path to resized file 1916 * @param int $to_w desired width 1917 * @param int $to_h desired height 1918 * @param int $ofs_x offset of crop centre 1919 * @param int $ofs_y offset of crop centre 1920 * @return bool 1921 * @deprecated 2020-09-01 1922 */ 1923 function media_crop_imageIM($ext,$from,$from_w,$from_h,$to,$to_w,$to_h,$ofs_x,$ofs_y){ 1924 global $conf; 1925 dbg_deprecated('splitbrain\\Slika'); 1926 1927 // check if convert is configured 1928 if(!$conf['im_convert']) return false; 1929 1930 // prepare command 1931 $cmd = $conf['im_convert']; 1932 $cmd .= ' -crop '.$to_w.'x'.$to_h.'+'.$ofs_x.'+'.$ofs_y; 1933 if ($ext == 'jpg' || $ext == 'jpeg') { 1934 $cmd .= ' -quality '.$conf['jpg_quality']; 1935 } 1936 $cmd .= " $from $to"; 1937 1938 @exec($cmd,$out,$retval); 1939 if ($retval == 0) return true; 1940 return false; 1941 } 1942 1943 /** 1944 * resize or crop images using PHP's libGD support 1945 * 1946 * @author Andreas Gohr <andi@splitbrain.org> 1947 * @author Sebastian Wienecke <s_wienecke@web.de> 1948 * 1949 * @param string $ext extension 1950 * @param string $from filename path to file 1951 * @param int $from_w original width 1952 * @param int $from_h original height 1953 * @param string $to path to resized file 1954 * @param int $to_w desired width 1955 * @param int $to_h desired height 1956 * @param int $ofs_x offset of crop centre 1957 * @param int $ofs_y offset of crop centre 1958 * @return bool 1959 * @deprecated 2020-09-01 1960 */ 1961 function media_resize_imageGD($ext,$from,$from_w,$from_h,$to,$to_w,$to_h,$ofs_x=0,$ofs_y=0){ 1962 global $conf; 1963 dbg_deprecated('splitbrain\\Slika'); 1964 1965 if($conf['gdlib'] < 1) return false; //no GDlib available or wanted 1966 1967 // check available memory 1968 if(!is_mem_available(($from_w * $from_h * 4) + ($to_w * $to_h * 4))){ 1969 return false; 1970 } 1971 1972 // create an image of the given filetype 1973 $image = false; 1974 if ($ext == 'jpg' || $ext == 'jpeg'){ 1975 if(!function_exists("imagecreatefromjpeg")) return false; 1976 $image = @imagecreatefromjpeg($from); 1977 }elseif($ext == 'png') { 1978 if(!function_exists("imagecreatefrompng")) return false; 1979 $image = @imagecreatefrompng($from); 1980 1981 }elseif($ext == 'gif') { 1982 if(!function_exists("imagecreatefromgif")) return false; 1983 $image = @imagecreatefromgif($from); 1984 } 1985 if(!$image) return false; 1986 1987 $newimg = false; 1988 if(($conf['gdlib']>1) && function_exists("imagecreatetruecolor") && $ext != 'gif'){ 1989 $newimg = @imagecreatetruecolor ($to_w, $to_h); 1990 } 1991 if(!$newimg) $newimg = @imagecreate($to_w, $to_h); 1992 if(!$newimg){ 1993 imagedestroy($image); 1994 return false; 1995 } 1996 1997 //keep png alpha channel if possible 1998 if($ext == 'png' && $conf['gdlib']>1 && function_exists('imagesavealpha')){ 1999 imagealphablending($newimg, false); 2000 imagesavealpha($newimg,true); 2001 } 2002 2003 //keep gif transparent color if possible 2004 if($ext == 'gif' && function_exists('imagefill') && function_exists('imagecolorallocate')) { 2005 if(function_exists('imagecolorsforindex') && function_exists('imagecolortransparent')) { 2006 $transcolorindex = @imagecolortransparent($image); 2007 if($transcolorindex >= 0 ) { //transparent color exists 2008 $transcolor = @imagecolorsforindex($image, $transcolorindex); 2009 $transcolorindex = @imagecolorallocate( 2010 $newimg, 2011 $transcolor['red'], 2012 $transcolor['green'], 2013 $transcolor['blue'] 2014 ); 2015 @imagefill($newimg, 0, 0, $transcolorindex); 2016 @imagecolortransparent($newimg, $transcolorindex); 2017 }else{ //filling with white 2018 $whitecolorindex = @imagecolorallocate($newimg, 255, 255, 255); 2019 @imagefill($newimg, 0, 0, $whitecolorindex); 2020 } 2021 }else{ //filling with white 2022 $whitecolorindex = @imagecolorallocate($newimg, 255, 255, 255); 2023 @imagefill($newimg, 0, 0, $whitecolorindex); 2024 } 2025 } 2026 2027 //try resampling first 2028 if(function_exists("imagecopyresampled")){ 2029 if(!@imagecopyresampled($newimg, $image, 0, 0, $ofs_x, $ofs_y, $to_w, $to_h, $from_w, $from_h)) { 2030 imagecopyresized($newimg, $image, 0, 0, $ofs_x, $ofs_y, $to_w, $to_h, $from_w, $from_h); 2031 } 2032 }else{ 2033 imagecopyresized($newimg, $image, 0, 0, $ofs_x, $ofs_y, $to_w, $to_h, $from_w, $from_h); 2034 } 2035 2036 $okay = false; 2037 if ($ext == 'jpg' || $ext == 'jpeg'){ 2038 if(!function_exists('imagejpeg')){ 2039 $okay = false; 2040 }else{ 2041 $okay = imagejpeg($newimg, $to, $conf['jpg_quality']); 2042 } 2043 }elseif($ext == 'png') { 2044 if(!function_exists('imagepng')){ 2045 $okay = false; 2046 }else{ 2047 $okay = imagepng($newimg, $to); 2048 } 2049 }elseif($ext == 'gif') { 2050 if(!function_exists('imagegif')){ 2051 $okay = false; 2052 }else{ 2053 $okay = imagegif($newimg, $to); 2054 } 2055 } 2056 2057 // destroy GD image resources 2058 imagedestroy($image); 2059 imagedestroy($newimg); 2060 2061 return $okay; 2062 } 2063 2064 /** 2065 * Return other media files with the same base name 2066 * but different extensions. 2067 * 2068 * @param string $src - ID of media file 2069 * @param string[] $exts - alternative extensions to find other files for 2070 * @return array - array(mime type => file ID) 2071 * 2072 * @author Anika Henke <anika@selfthinker.org> 2073 */ 2074 function media_alternativefiles($src, $exts){ 2075 2076 $files = array(); 2077 list($srcExt, /* $srcMime */) = mimetype($src); 2078 $filebase = substr($src, 0, -1 * (strlen($srcExt)+1)); 2079 2080 foreach($exts as $ext) { 2081 $fileid = $filebase.'.'.$ext; 2082 $file = mediaFN($fileid); 2083 if(file_exists($file)) { 2084 list(/* $fileExt */, $fileMime) = mimetype($file); 2085 $files[$fileMime] = $fileid; 2086 } 2087 } 2088 return $files; 2089 } 2090 2091 /** 2092 * Check if video/audio is supported to be embedded. 2093 * 2094 * @param string $mime - mimetype of media file 2095 * @param string $type - type of media files to check ('video', 'audio', or null for all) 2096 * @return boolean 2097 * 2098 * @author Anika Henke <anika@selfthinker.org> 2099 */ 2100 function media_supportedav($mime, $type=NULL){ 2101 $supportedAudio = array( 2102 'ogg' => 'audio/ogg', 2103 'mp3' => 'audio/mpeg', 2104 'wav' => 'audio/wav', 2105 ); 2106 $supportedVideo = array( 2107 'webm' => 'video/webm', 2108 'ogv' => 'video/ogg', 2109 'mp4' => 'video/mp4', 2110 ); 2111 if ($type == 'audio') { 2112 $supportedAv = $supportedAudio; 2113 } elseif ($type == 'video') { 2114 $supportedAv = $supportedVideo; 2115 } else { 2116 $supportedAv = array_merge($supportedAudio, $supportedVideo); 2117 } 2118 return in_array($mime, $supportedAv); 2119 } 2120 2121 /** 2122 * Return track media files with the same base name 2123 * but extensions that indicate kind and lang. 2124 * ie for foo.webm search foo.sub.lang.vtt, foo.cap.lang.vtt... 2125 * 2126 * @param string $src - ID of media file 2127 * @return array - array(mediaID => array( kind, srclang )) 2128 * 2129 * @author Schplurtz le Déboulonné <Schplurtz@laposte.net> 2130 */ 2131 function media_trackfiles($src){ 2132 $kinds=array( 2133 'sub' => 'subtitles', 2134 'cap' => 'captions', 2135 'des' => 'descriptions', 2136 'cha' => 'chapters', 2137 'met' => 'metadata' 2138 ); 2139 2140 $files = array(); 2141 $re='/\\.(sub|cap|des|cha|met)\\.([^.]+)\\.vtt$/'; 2142 $baseid=pathinfo($src, PATHINFO_FILENAME); 2143 $pattern=mediaFN($baseid).'.*.*.vtt'; 2144 $list=glob($pattern); 2145 foreach($list as $track) { 2146 if(preg_match($re, $track, $matches)){ 2147 $files[$baseid.'.'.$matches[1].'.'.$matches[2].'.vtt']=array( 2148 $kinds[$matches[1]], 2149 $matches[2], 2150 ); 2151 } 2152 } 2153 return $files; 2154 } 2155 2156 /* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
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