wp-includes/js/plupload/handlers.js

   1 /* global plupload, pluploadL10n, ajaxurl, post_id, wpUploaderInit, deleteUserSetting, setUserSetting, getUserSetting */
   2 /* global resize_width, resize_height, shortform */
   3 var topWin = window.dialogArguments || opener || parent || top, uploader, uploader_init;
   4
   5 // progress and success handlers for media multi uploads
   6 function fileQueued(fileObj) {
   7         // Get rid of unused form
   8         jQuery('.media-blank').remove();
   9
  10         var items = jQuery('#media-items').children(), postid = post_id || 0;
  11
  12         // Collapse a single item
  13         if ( items.length == 1 ) {
  14                 items.removeClass('open').find('.slidetoggle').slideUp(200);
  15         }
  16         // Create a progress bar containing the filename
  17         jQuery('<div class="media-item">')
  18                 .attr( 'id', 'media-item-' + fileObj.id )
  19                 .addClass('child-of-' + postid)
  20                 .append('<div class="progress"><div class="percent">0%</div><div class="bar"></div></div>',
  21                         jQuery('<div class="filename original">').text( ' ' + fileObj.name ))
  22                 .appendTo( jQuery('#media-items' ) );
  23
  24         // Disable submit
  25         jQuery('#insert-gallery').prop('disabled', true);
  26 }
  27
  28 function uploadStart() {
  29         try {
  30                 if ( typeof topWin.tb_remove != 'undefined' )
  31                         topWin.jQuery('#TB_overlay').unbind('click', topWin.tb_remove);
  32         } catch(e){}
  33
  34         return true;
  35 }
  36
  37 function uploadProgress(up, file) {
  38         var item = jQuery('#media-item-' + file.id);
  39
  40         jQuery('.bar', item).width( (200 * file.loaded) / file.size );
  41         jQuery('.percent', item).html( file.percent + '%' );
  42 }
  43
  44 // check to see if a large file failed to upload
  45 function fileUploading(up, file) {
  46         var hundredmb = 100 * 1024 * 1024, max = parseInt(up.settings.max_file_size, 10);
  47
  48         if ( max > hundredmb && file.size > hundredmb ) {
  49                 setTimeout(function(){
  50
  51                         if ( file.status < 3 && file.loaded === 0 ) { // not uploading
  52                                 wpFileError(file, pluploadL10n.big_upload_failed.replace('%1$s', '<a class="uploader-html" href="#">').replace('%2$s', '</a>'));
  53                                 up.stop(); // stops the whole queue
  54                                 up.removeFile(file);
  55                                 up.start(); // restart the queue
  56                         }
  57                 }, 10000); // wait for 10 sec. for the file to start uploading
  58         }
  59 }
  60
  61 function updateMediaForm() {
  62         var items = jQuery('#media-items').children();
  63
  64         // Just one file, no need for collapsible part
  65         if ( items.length == 1 ) {
  66                 items.addClass('open').find('.slidetoggle').show();
  67                 jQuery('.insert-gallery').hide();
  68         } else if ( items.length > 1 ) {
  69                 items.removeClass('open');
  70                 // Only show Gallery button when there are at least two files.
  71                 jQuery('.insert-gallery').show();
  72         }
  73
  74         // Only show Save buttons when there is at least one file.
  75         if ( items.not('.media-blank').length > 0 )
  76                 jQuery('.savebutton').show();
  77         else
  78                 jQuery('.savebutton').hide();
  79 }
  80
  81 function uploadSuccess(fileObj, serverData) {
  82         var item = jQuery('#media-item-' + fileObj.id);
  83
  84         // on success serverData should be numeric, fix bug in html4 runtime returning the serverData wrapped in a <pre> tag
  85         serverData = serverData.replace(/^<pre>(\d+)<\/pre>$/, '$1');
  86
  87         // if async-upload returned an error message, place it in the media item div and return
  88         if ( serverData.match(/media-upload-error|error-div/) ) {
  89                 item.html(serverData);
  90                 return;
  91         } else {
  92                 jQuery('.percent', item).html( pluploadL10n.crunching );
  93         }
  94
  95         prepareMediaItem(fileObj, serverData);
  96         updateMediaForm();
  97
  98         // Increment the counter.
  99         if ( post_id && item.hasClass('child-of-' + post_id) )
 100                 jQuery('#attachments-count').text(1 * jQuery('#attachments-count').text() + 1);
 101 }
 102
 103 function setResize(arg) {
 104         if ( arg ) {
 105                 if ( uploader.features.jpgresize )
 106                         uploader.settings.resize = { width: resize_width, height: resize_height, quality: 100 };
 107                 else
 108                         uploader.settings.multipart_params.image_resize = true;
 109         } else {
 110                 delete(uploader.settings.resize);
 111                 delete(uploader.settings.multipart_params.image_resize);
 112         }
 113 }
 114
 115 function prepareMediaItem(fileObj, serverData) {
 116         var f = ( typeof shortform == 'undefined' ) ? 1 : 2, item = jQuery('#media-item-' + fileObj.id);
 117         if ( f == 2 && shortform > 2 )
 118                 f = shortform;
 119
 120         try {
 121                 if ( typeof topWin.tb_remove != 'undefined' )
 122                         topWin.jQuery('#TB_overlay').click(topWin.tb_remove);
 123         } catch(e){}
 124
 125         if ( isNaN(serverData) || !serverData ) { // Old style: Append the HTML returned by the server -- thumbnail and form inputs
 126                 item.append(serverData);
 127                 prepareMediaItemInit(fileObj);
 128         } else { // New style: server data is just the attachment ID, fetch the thumbnail and form html from the server
 129                 item.load('async-upload.php', {attachment_id:serverData, fetch:f}, function(){prepareMediaItemInit(fileObj);updateMediaForm();});
 130         }
 131 }
 132
 133 function prepareMediaItemInit(fileObj) {
 134         var item = jQuery('#media-item-' + fileObj.id);
 135         // Clone the thumbnail as a "pinkynail" -- a tiny image to the left of the filename
 136         jQuery('.thumbnail', item).clone().attr('class', 'pinkynail toggle').prependTo(item);
 137
 138         // Replace the original filename with the new (unique) one assigned during upload
 139         jQuery('.filename.original', item).replaceWith( jQuery('.filename.new', item) );
 140
 141         // Bind AJAX to the new Delete button
 142         jQuery('a.delete', item).click(function(){
 143                 // Tell the server to delete it. TODO: handle exceptions
 144                 jQuery.ajax({
 145                         url: ajaxurl,
 146                         type: 'post',
 147                         success: deleteSuccess,
 148                         error: deleteError,
 149                         id: fileObj.id,
 150                         data: {
 151                                 id : this.id.replace(/[^0-9]/g, ''),
 152                                 action : 'trash-post',
 153                                 _ajax_nonce : this.href.replace(/^.*wpnonce=/,'')
 154                         }
 155                 });
 156                 return false;
 157         });
 158
 159         // Bind AJAX to the new Undo button
 160         jQuery('a.undo', item).click(function(){
 161                 // Tell the server to untrash it. TODO: handle exceptions
 162                 jQuery.ajax({
 163                         url: ajaxurl,
 164                         type: 'post',
 165                         id: fileObj.id,
 166                         data: {
 167                                 id : this.id.replace(/[^0-9]/g,''),
 168                                 action: 'untrash-post',
 169                                 _ajax_nonce: this.href.replace(/^.*wpnonce=/,'')
 170                         },
 171                         success: function( ){
 172                                 var type,
 173                                         item = jQuery('#media-item-' + fileObj.id);
 174
 175                                 if ( type = jQuery('#type-of-' + fileObj.id).val() )
 176                                         jQuery('#' + type + '-counter').text(jQuery('#' + type + '-counter').text()-0+1);
 177
 178                                 if ( post_id && item.hasClass('child-of-'+post_id) )
 179                                         jQuery('#attachments-count').text(jQuery('#attachments-count').text()-0+1);
 180
 181                                 jQuery('.filename .trashnotice', item).remove();
 182                                 jQuery('.filename .title', item).css('font-weight','normal');
 183                                 jQuery('a.undo', item).addClass('hidden');
 184                                 jQuery('.menu_order_input', item).show();
 185                                 item.css( {backgroundColor:'#ceb'} ).animate( {backgroundColor: '#fff'}, { queue: false, duration: 500, complete: function(){ jQuery(this).css({backgroundColor:''}); } }).removeClass('undo');
 186                         }
 187                 });
 188                 return false;
 189         });
 190
 191         // Open this item if it says to start open (e.g. to display an error)
 192         jQuery('#media-item-' + fileObj.id + '.startopen').removeClass('startopen').addClass('open').find('slidetoggle').fadeIn();
 193 }
 194
 195 // generic error message
 196 function wpQueueError(message) {
 197         jQuery('#media-upload-error').show().html( '<div class="error"><p>' + message + '</p></div>' );
 198 }
 199
 200 // file-specific error messages
 201 function wpFileError(fileObj, message) {
 202         itemAjaxError(fileObj.id, message);
 203 }
 204
 205 function itemAjaxError(id, message) {
 206         var item = jQuery('#media-item-' + id), filename = item.find('.filename').text(), last_err = item.data('last-err');
 207
 208         if ( last_err == id ) // prevent firing an error for the same file twice
 209                 return;
 210
 211         item.html('<div class="error-div">' +
 212                                 '<a class="dismiss" href="#">' + pluploadL10n.dismiss + '</a>' +
 213                                 '<strong>' + pluploadL10n.error_uploading.replace('%s', jQuery.trim(filename)) + '</strong> ' +
 214                                 message +
 215                                 '</div>').data('last-err', id);
 216 }
 217
 218 function deleteSuccess(data) {
 219         var type, id, item;
 220         if ( data == '-1' )
 221                 return itemAjaxError(this.id, 'You do not have permission. Has your session expired?');
 222
 223         if ( data == '0' )
 224                 return itemAjaxError(this.id, 'Could not be deleted. Has it been deleted already?');
 225
 226         id = this.id;
 227         item = jQuery('#media-item-' + id);
 228
 229         // Decrement the counters.
 230         if ( type = jQuery('#type-of-' + id).val() )
 231                 jQuery('#' + type + '-counter').text( jQuery('#' + type + '-counter').text() - 1 );
 232
 233         if ( post_id && item.hasClass('child-of-'+post_id) )
 234                 jQuery('#attachments-count').text( jQuery('#attachments-count').text() - 1 );
 235
 236         if ( jQuery('form.type-form #media-items').children().length == 1 && jQuery('.hidden', '#media-items').length > 0 ) {
 237                 jQuery('.toggle').toggle();
 238                 jQuery('.slidetoggle').slideUp(200).siblings().removeClass('hidden');
 239         }
 240
 241         // Vanish it.
 242         jQuery('.toggle', item).toggle();
 243         jQuery('.slidetoggle', item).slideUp(200).siblings().removeClass('hidden');
 244         item.css( {backgroundColor:'#faa'} ).animate( {backgroundColor:'#f4f4f4'}, {queue:false, duration:500} ).addClass('undo');
 245
 246         jQuery('.filename:empty', item).remove();
 247         jQuery('.filename .title', item).css('font-weight','bold');
 248         jQuery('.filename', item).append('<span class="trashnotice"> ' + pluploadL10n.deleted + ' </span>').siblings('a.toggle').hide();
 249         jQuery('.filename', item).append( jQuery('a.undo', item).removeClass('hidden') );
 250         jQuery('.menu_order_input', item).hide();
 251
 252         return;
 253 }
 254
 255 function deleteError() {
 256         // TODO
 257 }
 258
 259 function uploadComplete() {
 260         jQuery('#insert-gallery').prop('disabled', false);
 261 }
 262
 263 function switchUploader(s) {
 264         if ( s ) {
 265                 deleteUserSetting('uploader');
 266                 jQuery('.media-upload-form').removeClass('html-uploader');
 267
 268                 if ( typeof(uploader) == 'object' )
 269                         uploader.refresh();
 270         } else {
 271                 setUserSetting('uploader', '1'); // 1 == html uploader
 272                 jQuery('.media-upload-form').addClass('html-uploader');
 273         }
 274 }
 275
 276 function uploadError(fileObj, errorCode, message, uploader) {
 277         var hundredmb = 100 * 1024 * 1024, max;
 278
 279         switch (errorCode) {
 280                 case plupload.FAILED:
 281                         wpFileError(fileObj, pluploadL10n.upload_failed);
 282                         break;
 283                 case plupload.FILE_EXTENSION_ERROR:
 284                         wpFileError(fileObj, pluploadL10n.invalid_filetype);
 285                         break;
 286                 case plupload.FILE_SIZE_ERROR:
 287                         uploadSizeError(uploader, fileObj);
 288                         break;
 289                 case plupload.IMAGE_FORMAT_ERROR:
 290                         wpFileError(fileObj, pluploadL10n.not_an_image);
 291                         break;
 292                 case plupload.IMAGE_MEMORY_ERROR:
 293                         wpFileError(fileObj, pluploadL10n.image_memory_exceeded);
 294                         break;
 295                 case plupload.IMAGE_DIMENSIONS_ERROR:
 296                         wpFileError(fileObj, pluploadL10n.image_dimensions_exceeded);
 297                         break;
 298                 case plupload.GENERIC_ERROR:
 299                         wpQueueError(pluploadL10n.upload_failed);
 300                         break;
 301                 case plupload.IO_ERROR:
 302                         max = parseInt(uploader.settings.max_file_size, 10);
 303
 304                         if ( max > hundredmb && fileObj.size > hundredmb )
 305                                 wpFileError(fileObj, pluploadL10n.big_upload_failed.replace('%1$s', '<a class="uploader-html" href="#">').replace('%2$s', '</a>'));
 306                         else
 307                                 wpQueueError(pluploadL10n.io_error);
 308                         break;
 309                 case plupload.HTTP_ERROR:
 310                         wpQueueError(pluploadL10n.http_error);
 311                         break;
 312                 case plupload.INIT_ERROR:
 313                         jQuery('.media-upload-form').addClass('html-uploader');
 314                         break;
 315                 case plupload.SECURITY_ERROR:
 316                         wpQueueError(pluploadL10n.security_error);
 317                         break;
 318 /*              case plupload.UPLOAD_ERROR.UPLOAD_STOPPED:
 319                 case plupload.UPLOAD_ERROR.FILE_CANCELLED:
 320                         jQuery('#media-item-' + fileObj.id).remove();
 321                         break;*/
 322                 default:
 323                         wpFileError(fileObj, pluploadL10n.default_error);
 324         }
 325 }
 326
 327 function uploadSizeError( up, file, over100mb ) {
 328         var message;
 329
 330         if ( over100mb )
 331                 message = pluploadL10n.big_upload_queued.replace('%s', file.name) + ' ' + pluploadL10n.big_upload_failed.replace('%1$s', '<a class="uploader-html" href="#">').replace('%2$s', '</a>');
 332         else
 333                 message = pluploadL10n.file_exceeds_size_limit.replace('%s', file.name);
 334
 335         jQuery('#media-items').append('<div id="media-item-' + file.id + '" class="media-item error"><p>' + message + '</p></div>');
 336         up.removeFile(file);
 337 }
 338
 339 jQuery(document).ready(function($){
 340         $('.media-upload-form').bind('click.uploader', function(e) {
 341                 var target = $(e.target), tr, c;
 342
 343                 if ( target.is('input[type="radio"]') ) { // remember the last used image size and alignment
 344                         tr = target.closest('tr');
 345
 346                         if ( tr.hasClass('align') )
 347                                 setUserSetting('align', target.val());
 348                         else if ( tr.hasClass('image-size') )
 349                                 setUserSetting('imgsize', target.val());
 350
 351                 } else if ( target.is('button.button') ) { // remember the last used image link url
 352                         c = e.target.className || '';
 353                         c = c.match(/url([^ '"]+)/);
 354
 355                         if ( c && c[1] ) {
 356                                 setUserSetting('urlbutton', c[1]);
 357                                 target.siblings('.urlfield').val( target.data('link-url') );
 358                         }
 359                 } else if ( target.is('a.dismiss') ) {
 360                         target.parents('.media-item').fadeOut(200, function(){
 361                                 $(this).remove();
 362                         });
 363                 } else if ( target.is('.upload-flash-bypass a') || target.is('a.uploader-html') ) { // switch uploader to html4
 364                         $('#media-items, p.submit, span.big-file-warning').css('display', 'none');
 365                         switchUploader(0);
 366                         e.preventDefault();
 367                 } else if ( target.is('.upload-html-bypass a') ) { // switch uploader to multi-file
 368                         $('#media-items, p.submit, span.big-file-warning').css('display', '');
 369                         switchUploader(1);
 370                         e.preventDefault();
 371                 } else if ( target.is('a.describe-toggle-on') ) { // Show
 372                         target.parent().addClass('open');
 373                         target.siblings('.slidetoggle').fadeIn(250, function(){
 374                                 var S = $(window).scrollTop(), H = $(window).height(), top = $(this).offset().top, h = $(this).height(), b, B;
 375
 376                                 if ( H && top && h ) {
 377                                         b = top + h;
 378                                         B = S + H;
 379
 380                                         if ( b > B ) {
 381                                                 if ( b - B < top - S )
 382                                                         window.scrollBy(0, (b - B) + 10);
 383                                                 else
 384                                                         window.scrollBy(0, top - S - 40);
 385                                         }
 386                                 }
 387                         });
 388                         e.preventDefault();
 389                 } else if ( target.is('a.describe-toggle-off') ) { // Hide
 390                         target.siblings('.slidetoggle').fadeOut(250, function(){
 391                                 target.parent().removeClass('open');
 392                         });
 393                         e.preventDefault();
 394                 }
 395         });
 396
 397         // init and set the uploader
 398         uploader_init = function() {
 399                 uploader = new plupload.Uploader(wpUploaderInit);
 400
 401                 $('#image_resize').bind('change', function() {
 402                         var arg = $(this).prop('checked');
 403
 404                         setResize( arg );
 405
 406                         if ( arg )
 407                                 setUserSetting('upload_resize', '1');
 408                         else
 409                                 deleteUserSetting('upload_resize');
 410                 });
 411
 412                 uploader.bind('Init', function(up) {
 413                         var uploaddiv = $('#plupload-upload-ui');
 414
 415                         setResize( getUserSetting('upload_resize', false) );
 416
 417                         if ( up.features.dragdrop && ! $(document.body).hasClass('mobile') ) {
 418                                 uploaddiv.addClass('drag-drop');
 419                                 $('#drag-drop-area').bind('dragover.wp-uploader', function(){ // dragenter doesn't fire right :(
 420                                         uploaddiv.addClass('drag-over');
 421                                 }).bind('dragleave.wp-uploader, drop.wp-uploader', function(){
 422                                         uploaddiv.removeClass('drag-over');
 423                                 });
 424                         } else {
 425                                 uploaddiv.removeClass('drag-drop');
 426                                 $('#drag-drop-area').unbind('.wp-uploader');
 427                         }
 428
 429                         if ( up.runtime == 'html4' )
 430                                 $('.upload-flash-bypass').hide();
 431                 });
 432
 433                 uploader.init();
 434
 435                 uploader.bind('FilesAdded', function(up, files) {
 436                         var hundredmb = 100 * 1024 * 1024, max = parseInt(up.settings.max_file_size, 10);
 437
 438                         $('#media-upload-error').html('');
 439                         uploadStart();
 440
 441                         plupload.each(files, function(file){
 442                                 if ( max > hundredmb && file.size > hundredmb && up.runtime != 'html5' )
 443                                         uploadSizeError( up, file, true );
 444                                 else
 445                                         fileQueued(file);
 446                         });
 447
 448                         up.refresh();
 449                         up.start();
 450                 });
 451
 452                 // uploader.bind('BeforeUpload', function(up, file) {});
 453
 454                 uploader.bind('UploadFile', function(up, file) {
 455                         fileUploading(up, file);
 456                 });
 457
 458                 uploader.bind('UploadProgress', function(up, file) {
 459                         uploadProgress(up, file);
 460                 });
 461
 462                 uploader.bind('Error', function(up, err) {
 463                         uploadError(err.file, err.code, err.message, up);
 464                         up.refresh();
 465                 });
 466
 467                 uploader.bind('FileUploaded', function(up, file, response) {
 468                         uploadSuccess(file, response.response);
 469                 });
 470
 471                 uploader.bind('UploadComplete', function() {
 472                         uploadComplete();
 473                 });
 474         };
 475
 476         if ( typeof(wpUploaderInit) == 'object' ) {
 477                 uploader_init();
 478         }
 479
 480 });