wp-includes/js/plupload/handlers.js

   1 /* global plupload, pluploadL10n, ajaxurl, post_id, wpUploaderInit, deleteUserSetting, setUserSetting, getUserSetting, shortform */
   2 var topWin = window.dialogArguments || opener || parent || top, uploader, uploader_init;
   3
   4 // progress and success handlers for media multi uploads
   5 function fileQueued(fileObj) {
   6         // Get rid of unused form
   7         jQuery('.media-blank').remove();
   8
   9         var items = jQuery('#media-items').children(), postid = post_id || 0;
  10
  11         // Collapse a single item
  12         if ( items.length == 1 ) {
  13                 items.removeClass('open').find('.slidetoggle').slideUp(200);
  14         }
  15         // Create a progress bar containing the filename
  16         jQuery('<div class="media-item">')
  17                 .attr( 'id', 'media-item-' + fileObj.id )
  18                 .addClass('child-of-' + postid)
  19                 .append('<div class="progress"><div class="percent">0%</div><div class="bar"></div></div>',
  20                         jQuery('<div class="filename original">').text( ' ' + fileObj.name ))
  21                 .appendTo( jQuery('#media-items' ) );
  22
  23         // Disable submit
  24         jQuery('#insert-gallery').prop('disabled', true);
  25 }
  26
  27 function uploadStart() {
  28         try {
  29                 if ( typeof topWin.tb_remove != 'undefined' )
  30                         topWin.jQuery('#TB_overlay').unbind('click', topWin.tb_remove);
  31         } catch(e){}
  32
  33         return true;
  34 }
  35
  36 function uploadProgress(up, file) {
  37         var item = jQuery('#media-item-' + file.id);
  38
  39         jQuery('.bar', item).width( (200 * file.loaded) / file.size );
  40         jQuery('.percent', item).html( file.percent + '%' );
  41 }
  42
  43 // check to see if a large file failed to upload
  44 function fileUploading( up, file ) {
  45         var hundredmb = 100 * 1024 * 1024,
  46                 max = parseInt( up.settings.max_file_size, 10 );
  47
  48         if ( max > hundredmb && file.size > hundredmb ) {
  49                 setTimeout( function() {
  50                         if ( file.status < 3 && file.loaded === 0 ) { // not uploading
  51                                 wpFileError( file, pluploadL10n.big_upload_failed.replace( '%1$s', '<a class="uploader-html" href="#">' ).replace( '%2$s', '</a>' ) );
  52                                 up.stop(); // stops the whole queue
  53                                 up.removeFile( file );
  54                                 up.start(); // restart the queue
  55                         }
  56                 }, 10000 ); // wait for 10 sec. for the file to start uploading
  57         }
  58 }
  59
  60 function updateMediaForm() {
  61         var items = jQuery('#media-items').children();
  62
  63         // Just one file, no need for collapsible part
  64         if ( items.length == 1 ) {
  65                 items.addClass('open').find('.slidetoggle').show();
  66                 jQuery('.insert-gallery').hide();
  67         } else if ( items.length > 1 ) {
  68                 items.removeClass('open');
  69                 // Only show Gallery/Playlist buttons when there are at least two files.
  70                 jQuery('.insert-gallery').show();
  71         }
  72
  73         // Only show Save buttons when there is at least one file.
  74         if ( items.not('.media-blank').length > 0 )
  75                 jQuery('.savebutton').show();
  76         else
  77                 jQuery('.savebutton').hide();
  78 }
  79
  80 function uploadSuccess(fileObj, serverData) {
  81         var item = jQuery('#media-item-' + fileObj.id);
  82
  83         // on success serverData should be numeric, fix bug in html4 runtime returning the serverData wrapped in a <pre> tag
  84         serverData = serverData.replace(/^<pre>(\d+)<\/pre>$/, '$1');
  85
  86         // if async-upload returned an error message, place it in the media item div and return
  87         if ( serverData.match(/media-upload-error|error-div/) ) {
  88                 item.html(serverData);
  89                 return;
  90         } else {
  91                 jQuery('.percent', item).html( pluploadL10n.crunching );
  92         }
  93
  94         prepareMediaItem(fileObj, serverData);
  95         updateMediaForm();
  96
  97         // Increment the counter.
  98         if ( post_id && item.hasClass('child-of-' + post_id) )
  99                 jQuery('#attachments-count').text(1 * jQuery('#attachments-count').text() + 1);
 100 }
 101
 102 function setResize( arg ) {
 103         if ( arg ) {
 104                 if ( window.resize_width && window.resize_height ) {
 105                         uploader.settings.resize = {
 106                                 enabled: true,
 107                                 width: window.resize_width,
 108                                 height: window.resize_height,
 109                                 quality: 100
 110                         };
 111                 } else {
 112                         uploader.settings.multipart_params.image_resize = true;
 113                 }
 114         } else {
 115                 delete( uploader.settings.multipart_params.image_resize );
 116         }
 117 }
 118
 119 function prepareMediaItem(fileObj, serverData) {
 120         var f = ( typeof shortform == 'undefined' ) ? 1 : 2, item = jQuery('#media-item-' + fileObj.id);
 121         if ( f == 2 && shortform > 2 )
 122                 f = shortform;
 123
 124         try {
 125                 if ( typeof topWin.tb_remove != 'undefined' )
 126                         topWin.jQuery('#TB_overlay').click(topWin.tb_remove);
 127         } catch(e){}
 128
 129         if ( isNaN(serverData) || !serverData ) { // Old style: Append the HTML returned by the server -- thumbnail and form inputs
 130                 item.append(serverData);
 131                 prepareMediaItemInit(fileObj);
 132         } else { // New style: server data is just the attachment ID, fetch the thumbnail and form html from the server
 133                 item.load('async-upload.php', {attachment_id:serverData, fetch:f}, function(){prepareMediaItemInit(fileObj);updateMediaForm();});
 134         }
 135 }
 136
 137 function prepareMediaItemInit(fileObj) {
 138         var item = jQuery('#media-item-' + fileObj.id);
 139         // Clone the thumbnail as a "pinkynail" -- a tiny image to the left of the filename
 140         jQuery('.thumbnail', item).clone().attr('class', 'pinkynail toggle').prependTo(item);
 141
 142         // Replace the original filename with the new (unique) one assigned during upload
 143         jQuery('.filename.original', item).replaceWith( jQuery('.filename.new', item) );
 144
 145         // Bind AJAX to the new Delete button
 146         jQuery('a.delete', item).click(function(){
 147                 // Tell the server to delete it. TODO: handle exceptions
 148                 jQuery.ajax({
 149                         url: ajaxurl,
 150                         type: 'post',
 151                         success: deleteSuccess,
 152                         error: deleteError,
 153                         id: fileObj.id,
 154                         data: {
 155                                 id : this.id.replace(/[^0-9]/g, ''),
 156                                 action : 'trash-post',
 157                                 _ajax_nonce : this.href.replace(/^.*wpnonce=/,'')
 158                         }
 159                 });
 160                 return false;
 161         });
 162
 163         // Bind AJAX to the new Undo button
 164         jQuery('a.undo', item).click(function(){
 165                 // Tell the server to untrash it. TODO: handle exceptions
 166                 jQuery.ajax({
 167                         url: ajaxurl,
 168                         type: 'post',
 169                         id: fileObj.id,
 170                         data: {
 171                                 id : this.id.replace(/[^0-9]/g,''),
 172                                 action: 'untrash-post',
 173                                 _ajax_nonce: this.href.replace(/^.*wpnonce=/,'')
 174                         },
 175                         success: function( ){
 176                                 var type,
 177                                         item = jQuery('#media-item-' + fileObj.id);
 178
 179                                 if ( type = jQuery('#type-of-' + fileObj.id).val() )
 180                                         jQuery('#' + type + '-counter').text(jQuery('#' + type + '-counter').text()-0+1);
 181
 182                                 if ( post_id && item.hasClass('child-of-'+post_id) )
 183                                         jQuery('#attachments-count').text(jQuery('#attachments-count').text()-0+1);
 184
 185                                 jQuery('.filename .trashnotice', item).remove();
 186                                 jQuery('.filename .title', item).css('font-weight','normal');
 187                                 jQuery('a.undo', item).addClass('hidden');
 188                                 jQuery('.menu_order_input', item).show();
 189                                 item.css( {backgroundColor:'#ceb'} ).animate( {backgroundColor: '#fff'}, { queue: false, duration: 500, complete: function(){ jQuery(this).css({backgroundColor:''}); } }).removeClass('undo');
 190                         }
 191                 });
 192                 return false;
 193         });
 194
 195         // Open this item if it says to start open (e.g. to display an error)
 196         jQuery('#media-item-' + fileObj.id + '.startopen').removeClass('startopen').addClass('open').find('slidetoggle').fadeIn();
 197 }
 198
 199 // generic error message
 200 function wpQueueError(message) {
 201         jQuery('#media-upload-error').show().html( '<div class="error"><p>' + message + '</p></div>' );
 202 }
 203
 204 // file-specific error messages
 205 function wpFileError(fileObj, message) {
 206         itemAjaxError(fileObj.id, message);
 207 }
 208
 209 function itemAjaxError(id, message) {
 210         var item = jQuery('#media-item-' + id), filename = item.find('.filename').text(), last_err = item.data('last-err');
 211
 212         if ( last_err == id ) // prevent firing an error for the same file twice
 213                 return;
 214
 215         item.html('<div class="error-div">' +
 216                                 '<a class="dismiss" href="#">' + pluploadL10n.dismiss + '</a>' +
 217                                 '<strong>' + pluploadL10n.error_uploading.replace('%s', jQuery.trim(filename)) + '</strong> ' +
 218                                 message +
 219                                 '</div>').data('last-err', id);
 220 }
 221
 222 function deleteSuccess(data) {
 223         var type, id, item;
 224         if ( data == '-1' )
 225                 return itemAjaxError(this.id, 'You do not have permission. Has your session expired?');
 226
 227         if ( data == '0' )
 228                 return itemAjaxError(this.id, 'Could not be deleted. Has it been deleted already?');
 229
 230         id = this.id;
 231         item = jQuery('#media-item-' + id);
 232
 233         // Decrement the counters.
 234         if ( type = jQuery('#type-of-' + id).val() )
 235                 jQuery('#' + type + '-counter').text( jQuery('#' + type + '-counter').text() - 1 );
 236
 237         if ( post_id && item.hasClass('child-of-'+post_id) )
 238                 jQuery('#attachments-count').text( jQuery('#attachments-count').text() - 1 );
 239
 240         if ( jQuery('form.type-form #media-items').children().length == 1 && jQuery('.hidden', '#media-items').length > 0 ) {
 241                 jQuery('.toggle').toggle();
 242                 jQuery('.slidetoggle').slideUp(200).siblings().removeClass('hidden');
 243         }
 244
 245         // Vanish it.
 246         jQuery('.toggle', item).toggle();
 247         jQuery('.slidetoggle', item).slideUp(200).siblings().removeClass('hidden');
 248         item.css( {backgroundColor:'#faa'} ).animate( {backgroundColor:'#f4f4f4'}, {queue:false, duration:500} ).addClass('undo');
 249
 250         jQuery('.filename:empty', item).remove();
 251         jQuery('.filename .title', item).css('font-weight','bold');
 252         jQuery('.filename', item).append('<span class="trashnotice"> ' + pluploadL10n.deleted + ' </span>').siblings('a.toggle').hide();
 253         jQuery('.filename', item).append( jQuery('a.undo', item).removeClass('hidden') );
 254         jQuery('.menu_order_input', item).hide();
 255
 256         return;
 257 }
 258
 259 function deleteError() {
 260         // TODO
 261 }
 262
 263 function uploadComplete() {
 264         jQuery('#insert-gallery').prop('disabled', false);
 265 }
 266
 267 function switchUploader(s) {
 268         if ( s ) {
 269                 deleteUserSetting('uploader');
 270                 jQuery('.media-upload-form').removeClass('html-uploader');
 271
 272                 if ( typeof(uploader) == 'object' )
 273                         uploader.refresh();
 274         } else {
 275                 setUserSetting('uploader', '1'); // 1 == html uploader
 276                 jQuery('.media-upload-form').addClass('html-uploader');
 277         }
 278 }
 279
 280 function uploadError(fileObj, errorCode, message, uploader) {
 281         var hundredmb = 100 * 1024 * 1024, max;
 282
 283         switch (errorCode) {
 284                 case plupload.FAILED:
 285                         wpFileError(fileObj, pluploadL10n.upload_failed);
 286                         break;
 287                 case plupload.FILE_EXTENSION_ERROR:
 288                         wpFileError(fileObj, pluploadL10n.invalid_filetype);
 289                         break;
 290                 case plupload.FILE_SIZE_ERROR:
 291                         uploadSizeError(uploader, fileObj);
 292                         break;
 293                 case plupload.IMAGE_FORMAT_ERROR:
 294                         wpFileError(fileObj, pluploadL10n.not_an_image);
 295                         break;
 296                 case plupload.IMAGE_MEMORY_ERROR:
 297                         wpFileError(fileObj, pluploadL10n.image_memory_exceeded);
 298                         break;
 299                 case plupload.IMAGE_DIMENSIONS_ERROR:
 300                         wpFileError(fileObj, pluploadL10n.image_dimensions_exceeded);
 301                         break;
 302                 case plupload.GENERIC_ERROR:
 303                         wpQueueError(pluploadL10n.upload_failed);
 304                         break;
 305                 case plupload.IO_ERROR:
 306                         max = parseInt( uploader.settings.filters.max_file_size, 10 );
 307
 308                         if ( max > hundredmb && fileObj.size > hundredmb )
 309                                 wpFileError( fileObj, pluploadL10n.big_upload_failed.replace('%1$s', '<a class="uploader-html" href="#">').replace('%2$s', '</a>') );
 310                         else
 311                                 wpQueueError(pluploadL10n.io_error);
 312                         break;
 313                 case plupload.HTTP_ERROR:
 314                         wpQueueError(pluploadL10n.http_error);
 315                         break;
 316                 case plupload.INIT_ERROR:
 317                         jQuery('.media-upload-form').addClass('html-uploader');
 318                         break;
 319                 case plupload.SECURITY_ERROR:
 320                         wpQueueError(pluploadL10n.security_error);
 321                         break;
 322 /*              case plupload.UPLOAD_ERROR.UPLOAD_STOPPED:
 323                 case plupload.UPLOAD_ERROR.FILE_CANCELLED:
 324                         jQuery('#media-item-' + fileObj.id).remove();
 325                         break;*/
 326                 default:
 327                         wpFileError(fileObj, pluploadL10n.default_error);
 328         }
 329 }
 330
 331 function uploadSizeError( up, file, over100mb ) {
 332         var message;
 333
 334         if ( over100mb )
 335                 message = pluploadL10n.big_upload_queued.replace('%s', file.name) + ' ' + pluploadL10n.big_upload_failed.replace('%1$s', '<a class="uploader-html" href="#">').replace('%2$s', '</a>');
 336         else
 337                 message = pluploadL10n.file_exceeds_size_limit.replace('%s', file.name);
 338
 339         jQuery('#media-items').append('<div id="media-item-' + file.id + '" class="media-item error"><p>' + message + '</p></div>');
 340         up.removeFile(file);
 341 }
 342
 343 jQuery(document).ready(function($){
 344         $('.media-upload-form').bind('click.uploader', function(e) {
 345                 var target = $(e.target), tr, c;
 346
 347                 if ( target.is('input[type="radio"]') ) { // remember the last used image size and alignment
 348                         tr = target.closest('tr');
 349
 350                         if ( tr.hasClass('align') )
 351                                 setUserSetting('align', target.val());
 352                         else if ( tr.hasClass('image-size') )
 353                                 setUserSetting('imgsize', target.val());
 354
 355                 } else if ( target.is('button.button') ) { // remember the last used image link url
 356                         c = e.target.className || '';
 357                         c = c.match(/url([^ '"]+)/);
 358
 359                         if ( c && c[1] ) {
 360                                 setUserSetting('urlbutton', c[1]);
 361                                 target.siblings('.urlfield').val( target.data('link-url') );
 362                         }
 363                 } else if ( target.is('a.dismiss') ) {
 364                         target.parents('.media-item').fadeOut(200, function(){
 365                                 $(this).remove();
 366                         });
 367                 } else if ( target.is('.upload-flash-bypass a') || target.is('a.uploader-html') ) { // switch uploader to html4
 368                         $('#media-items, p.submit, span.big-file-warning').css('display', 'none');
 369                         switchUploader(0);
 370                         e.preventDefault();
 371                 } else if ( target.is('.upload-html-bypass a') ) { // switch uploader to multi-file
 372                         $('#media-items, p.submit, span.big-file-warning').css('display', '');
 373                         switchUploader(1);
 374                         e.preventDefault();
 375                 } else if ( target.is('a.describe-toggle-on') ) { // Show
 376                         target.parent().addClass('open');
 377                         target.siblings('.slidetoggle').fadeIn(250, function(){
 378                                 var S = $(window).scrollTop(), H = $(window).height(), top = $(this).offset().top, h = $(this).height(), b, B;
 379
 380                                 if ( H && top && h ) {
 381                                         b = top + h;
 382                                         B = S + H;
 383
 384                                         if ( b > B ) {
 385                                                 if ( b - B < top - S )
 386                                                         window.scrollBy(0, (b - B) + 10);
 387                                                 else
 388                                                         window.scrollBy(0, top - S - 40);
 389                                         }
 390                                 }
 391                         });
 392                         e.preventDefault();
 393                 } else if ( target.is('a.describe-toggle-off') ) { // Hide
 394                         target.siblings('.slidetoggle').fadeOut(250, function(){
 395                                 target.parent().removeClass('open');
 396                         });
 397                         e.preventDefault();
 398                 }
 399         });
 400
 401         // init and set the uploader
 402         uploader_init = function() {
 403                 var isIE = navigator.userAgent.indexOf('Trident/') != -1 || navigator.userAgent.indexOf('MSIE ') != -1;
 404
 405                 // Make sure flash sends cookies (seems in IE it does whitout switching to urlstream mode)
 406                 if ( ! isIE && 'flash' === plupload.predictRuntime( wpUploaderInit ) &&
 407                         ( ! wpUploaderInit.required_features || ! wpUploaderInit.required_features.hasOwnProperty( 'send_binary_string' ) ) ) {
 408
 409                         wpUploaderInit.required_features = wpUploaderInit.required_features || {};
 410                         wpUploaderInit.required_features.send_binary_string = true;
 411                 }
 412
 413                 uploader = new plupload.Uploader(wpUploaderInit);
 414
 415                 $('#image_resize').bind('change', function() {
 416                         var arg = $(this).prop('checked');
 417
 418                         setResize( arg );
 419
 420                         if ( arg )
 421                                 setUserSetting('upload_resize', '1');
 422                         else
 423                                 deleteUserSetting('upload_resize');
 424                 });
 425
 426                 uploader.bind('Init', function(up) {
 427                         var uploaddiv = $('#plupload-upload-ui');
 428
 429                         setResize( getUserSetting('upload_resize', false) );
 430
 431                         if ( up.features.dragdrop && ! $(document.body).hasClass('mobile') ) {
 432                                 uploaddiv.addClass('drag-drop');
 433                                 $('#drag-drop-area').bind('dragover.wp-uploader', function(){ // dragenter doesn't fire right :(
 434                                         uploaddiv.addClass('drag-over');
 435                                 }).bind('dragleave.wp-uploader, drop.wp-uploader', function(){
 436                                         uploaddiv.removeClass('drag-over');
 437                                 });
 438                         } else {
 439                                 uploaddiv.removeClass('drag-drop');
 440                                 $('#drag-drop-area').unbind('.wp-uploader');
 441                         }
 442
 443                         if ( up.runtime === 'html4' ) {
 444                                 $('.upload-flash-bypass').hide();
 445                         }
 446                 });
 447
 448                 uploader.init();
 449
 450                 uploader.bind('FilesAdded', function( up, files ) {
 451                         $('#media-upload-error').empty();
 452                         uploadStart();
 453
 454                         plupload.each( files, function( file ) {
 455                                 fileQueued( file );
 456                         });
 457
 458                         up.refresh();
 459                         up.start();
 460                 });
 461
 462                 uploader.bind('UploadFile', function(up, file) {
 463                         fileUploading(up, file);
 464                 });
 465
 466                 uploader.bind('UploadProgress', function(up, file) {
 467                         uploadProgress(up, file);
 468                 });
 469
 470                 uploader.bind('Error', function(up, err) {
 471                         uploadError(err.file, err.code, err.message, up);
 472                         up.refresh();
 473                 });
 474
 475                 uploader.bind('FileUploaded', function(up, file, response) {
 476                         uploadSuccess(file, response.response);
 477                 });
 478
 479                 uploader.bind('UploadComplete', function() {
 480                         uploadComplete();
 481                 });
 482         };
 483
 484         if ( typeof(wpUploaderInit) == 'object' ) {
 485                 uploader_init();
 486         }
 487
 488 });