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   1  /******/ (() => { // webpackBootstrap
   2  /******/     var __webpack_modules__ = ({
   3  
   4  /***/ 659
   5  (module) {
   6  
   7  var l10n = wp.media.view.l10n,
   8      EditAttachmentMetadata;
   9  
  10  /**
  11   * wp.media.controller.EditAttachmentMetadata
  12   *
  13   * A state for editing an attachment's metadata.
  14   *
  15   * @memberOf wp.media.controller
  16   *
  17   * @class
  18   * @augments wp.media.controller.State
  19   * @augments Backbone.Model
  20   */
  21  EditAttachmentMetadata = wp.media.controller.State.extend(/** @lends wp.media.controller.EditAttachmentMetadata.prototype */{
  22      defaults: {
  23          id:      'edit-attachment',
  24          // Title string passed to the frame's title region view.
  25          title:   l10n.attachmentDetails,
  26          // Region mode defaults.
  27          content: 'edit-metadata',
  28          menu:    false,
  29          toolbar: false,
  30          router:  false
  31      }
  32  });
  33  
  34  module.exports = EditAttachmentMetadata;
  35  
  36  
  37  /***/ },
  38  
  39  /***/ 2429
  40  (module) {
  41  
  42  /**
  43   * wp.media.view.MediaFrame.Manage.Router
  44   *
  45   * A router for handling the browser history and application state.
  46   *
  47   * @memberOf wp.media.view.MediaFrame.Manage
  48   *
  49   * @class
  50   * @augments Backbone.Router
  51   */
  52  var Router = Backbone.Router.extend(/** @lends wp.media.view.MediaFrame.Manage.Router.prototype */{
  53      routes: {
  54          'upload.php?item=:slug&mode=edit': 'editItem',
  55          'upload.php?item=:slug':           'showItem',
  56          'upload.php?search=:query':        'search',
  57          'upload.php':                      'reset'
  58      },
  59  
  60      // Map routes against the page URL.
  61      baseUrl: function( url ) {
  62          return 'upload.php' + url;
  63      },
  64  
  65      reset: function() {
  66          var frame = wp.media.frames.edit;
  67  
  68          if ( frame ) {
  69              frame.close();
  70          }
  71      },
  72  
  73      // Respond to the search route by filling the search field and triggering the input event.
  74      search: function( query ) {
  75          jQuery( '#media-search-input' ).val( query ).trigger( 'input' );
  76      },
  77  
  78      // Show the modal with a specific item.
  79      showItem: function( query ) {
  80          var media = wp.media,
  81              frame = media.frames.browse,
  82              library = frame.state().get('library'),
  83              item;
  84  
  85          // Trigger the media frame to open the correct item.
  86          item = library.findWhere( { id: parseInt( query, 10 ) } );
  87  
  88          if ( item ) {
  89              item.set( 'skipHistory', true );
  90              frame.trigger( 'edit:attachment', item );
  91          } else {
  92              item = media.attachment( query );
  93              frame.listenTo( item, 'change', function( model ) {
  94                  frame.stopListening( item );
  95                  frame.trigger( 'edit:attachment', model );
  96              } );
  97              item.fetch();
  98          }
  99      },
 100  
 101      // Show the modal in edit mode with a specific item.
 102      editItem: function( query ) {
 103          this.showItem( query );
 104          wp.media.frames.edit.content.mode( 'edit-details' );
 105      }
 106  });
 107  
 108  module.exports = Router;
 109  
 110  
 111  /***/ },
 112  
 113  /***/ 1312
 114  (module) {
 115  
 116  var Details = wp.media.view.Attachment.Details,
 117      TwoColumn;
 118  
 119  /**
 120   * wp.media.view.Attachment.Details.TwoColumn
 121   *
 122   * A similar view to media.view.Attachment.Details
 123   * for use in the Edit Attachment modal.
 124   *
 125   * @memberOf wp.media.view.Attachment.Details
 126   *
 127   * @class
 128   * @augments wp.media.view.Attachment.Details
 129   * @augments wp.media.view.Attachment
 130   * @augments wp.media.View
 131   * @augments wp.Backbone.View
 132   * @augments Backbone.View
 133   */
 134  TwoColumn = Details.extend(/** @lends wp.media.view.Attachment.Details.TwoColumn.prototype */{
 135      template: wp.template( 'attachment-details-two-column' ),
 136  
 137      initialize: function() {
 138          this.controller.on( 'content:activate:edit-details', _.bind( this.editAttachment, this ) );
 139  
 140          Details.prototype.initialize.apply( this, arguments );
 141      },
 142  
 143      editAttachment: function( event ) {
 144          if ( event ) {
 145              event.preventDefault();
 146          }
 147          this.controller.content.mode( 'edit-image' );
 148      },
 149  
 150      /**
 151       * Noop this from parent class, doesn't apply here.
 152       */
 153      toggleSelectionHandler: function() {}
 154  
 155  });
 156  
 157  module.exports = TwoColumn;
 158  
 159  
 160  /***/ },
 161  
 162  /***/ 5806
 163  (module) {
 164  
 165  var Button = wp.media.view.Button,
 166      DeleteSelected = wp.media.view.DeleteSelectedButton,
 167      DeleteSelectedPermanently;
 168  
 169  /**
 170   * wp.media.view.DeleteSelectedPermanentlyButton
 171   *
 172   * When MEDIA_TRASH is true, a button that handles bulk Delete Permanently logic
 173   *
 174   * @memberOf wp.media.view
 175   *
 176   * @class
 177   * @augments wp.media.view.DeleteSelectedButton
 178   * @augments wp.media.view.Button
 179   * @augments wp.media.View
 180   * @augments wp.Backbone.View
 181   * @augments Backbone.View
 182   */
 183  DeleteSelectedPermanently = DeleteSelected.extend(/** @lends wp.media.view.DeleteSelectedPermanentlyButton.prototype */{
 184      initialize: function() {
 185          DeleteSelected.prototype.initialize.apply( this, arguments );
 186          this.controller.on( 'select:activate', this.selectActivate, this );
 187          this.controller.on( 'select:deactivate', this.selectDeactivate, this );
 188      },
 189  
 190      filterChange: function( model ) {
 191          this.canShow = ( 'trash' === model.get( 'status' ) );
 192      },
 193  
 194      selectActivate: function() {
 195          this.toggleDisabled();
 196          this.$el.toggleClass( 'hidden', ! this.canShow );
 197      },
 198  
 199      selectDeactivate: function() {
 200          this.toggleDisabled();
 201          this.$el.addClass( 'hidden' );
 202      },
 203  
 204      render: function() {
 205          Button.prototype.render.apply( this, arguments );
 206          this.selectActivate();
 207          return this;
 208      }
 209  });
 210  
 211  module.exports = DeleteSelectedPermanently;
 212  
 213  
 214  /***/ },
 215  
 216  /***/ 6606
 217  (module) {
 218  
 219  var Button = wp.media.view.Button,
 220      l10n = wp.media.view.l10n,
 221      DeleteSelected;
 222  
 223  /**
 224   * wp.media.view.DeleteSelectedButton
 225   *
 226   * A button that handles bulk Delete/Trash logic
 227   *
 228   * @memberOf wp.media.view
 229   *
 230   * @class
 231   * @augments wp.media.view.Button
 232   * @augments wp.media.View
 233   * @augments wp.Backbone.View
 234   * @augments Backbone.View
 235   */
 236  DeleteSelected = Button.extend(/** @lends wp.media.view.DeleteSelectedButton.prototype */{
 237      initialize: function() {
 238          Button.prototype.initialize.apply( this, arguments );
 239          if ( this.options.filters ) {
 240              this.options.filters.model.on( 'change', this.filterChange, this );
 241          }
 242          this.controller.on( 'selection:toggle', this.toggleDisabled, this );
 243          this.controller.on( 'select:activate', this.toggleDisabled, this );
 244      },
 245  
 246      filterChange: function( model ) {
 247          if ( 'trash' === model.get( 'status' ) ) {
 248              this.model.set( 'text', l10n.restoreSelected );
 249          } else if ( wp.media.view.settings.mediaTrash ) {
 250              this.model.set( 'text', l10n.trashSelected );
 251          } else {
 252              this.model.set( 'text', l10n.deletePermanently );
 253          }
 254      },
 255  
 256      toggleDisabled: function() {
 257          this.model.set( 'disabled', ! this.controller.state().get( 'selection' ).length );
 258      },
 259  
 260      render: function() {
 261          // Set size silently before calling base render to avoid nested renders.
 262          this.model.set( 'size', '', { silent: true } );
 263          Button.prototype.render.apply( this, arguments );
 264  
 265          if ( this.controller.isModeActive( 'select' ) ) {
 266              this.$el.addClass( 'delete-selected-button' );
 267          } else {
 268              this.$el.addClass( 'delete-selected-button hidden' );
 269          }
 270          this.toggleDisabled();
 271          return this;
 272      }
 273  });
 274  
 275  module.exports = DeleteSelected;
 276  
 277  
 278  /***/ },
 279  
 280  /***/ 682
 281  (module) {
 282  
 283  
 284  var Button = wp.media.view.Button,
 285      l10n = wp.media.view.l10n,
 286      SelectModeToggle;
 287  
 288  /**
 289   * wp.media.view.SelectModeToggleButton
 290   *
 291   * @memberOf wp.media.view
 292   *
 293   * @class
 294   * @augments wp.media.view.Button
 295   * @augments wp.media.View
 296   * @augments wp.Backbone.View
 297   * @augments Backbone.View
 298   */
 299  SelectModeToggle = Button.extend(/** @lends wp.media.view.SelectModeToggle.prototype */{
 300      initialize: function() {
 301          _.defaults( this.options, {
 302              size : ''
 303          } );
 304  
 305          Button.prototype.initialize.apply( this, arguments );
 306          this.controller.on( 'select:activate select:deactivate', this.toggleBulkEditHandler, this );
 307          this.controller.on( 'selection:action:done', this.back, this );
 308      },
 309  
 310      back: function () {
 311          this.controller.deactivateMode( 'select' ).activateMode( 'edit' );
 312      },
 313  
 314      click: function() {
 315          Button.prototype.click.apply( this, arguments );
 316          if ( this.controller.isModeActive( 'select' ) ) {
 317              this.back();
 318          } else {
 319              this.controller.deactivateMode( 'edit' ).activateMode( 'select' );
 320          }
 321      },
 322  
 323      render: function() {
 324          Button.prototype.render.apply( this, arguments );
 325          this.$el.addClass( 'select-mode-toggle-button' );
 326          return this;
 327      },
 328  
 329      toggleBulkEditHandler: function() {
 330          var toolbar = this.controller.content.get().toolbar, children;
 331  
 332          children = toolbar.$( '.media-toolbar-secondary > *, .media-toolbar-primary > *' );
 333  
 334          // @todo The Frame should be doing all of this.
 335          if ( this.controller.isModeActive( 'select' ) ) {
 336              this.model.set( {
 337                  size: '',
 338                  text: l10n.cancel
 339              } );
 340              children.not( '.spinner, .media-button' ).hide();
 341              this.$el.show();
 342              toolbar.$el.addClass( 'media-toolbar-mode-select' );
 343              toolbar.$( '.delete-selected-button' ).removeClass( 'hidden' );
 344          } else {
 345              this.model.set( {
 346                  size: '',
 347                  text: l10n.bulkSelect
 348              } );
 349              this.controller.content.get().$el.removeClass( 'fixed' );
 350              toolbar.$el.css( 'width', '' );
 351              toolbar.$el.removeClass( 'media-toolbar-mode-select' );
 352              toolbar.$( '.delete-selected-button' ).addClass( 'hidden' );
 353              children.not( '.media-button' ).show();
 354              this.controller.state().get( 'selection' ).reset();
 355          }
 356      }
 357  });
 358  
 359  module.exports = SelectModeToggle;
 360  
 361  
 362  /***/ },
 363  
 364  /***/ 8521
 365  (module) {
 366  
 367  var View = wp.media.View,
 368      EditImage = wp.media.view.EditImage,
 369      Details;
 370  
 371  /**
 372   * wp.media.view.EditImage.Details
 373   *
 374   * @memberOf wp.media.view.EditImage
 375   *
 376   * @class
 377   * @augments wp.media.view.EditImage
 378   * @augments wp.media.View
 379   * @augments wp.Backbone.View
 380   * @augments Backbone.View
 381   */
 382  Details = EditImage.extend(/** @lends wp.media.view.EditImage.Details.prototype */{
 383      initialize: function( options ) {
 384          this.editor = window.imageEdit;
 385          this.frame = options.frame;
 386          this.controller = options.controller;
 387          View.prototype.initialize.apply( this, arguments );
 388      },
 389  
 390      back: function() {
 391          this.frame.content.mode( 'edit-metadata' );
 392      },
 393  
 394      save: function() {
 395          this.model.fetch().done( _.bind( function() {
 396              this.frame.content.mode( 'edit-metadata' );
 397          }, this ) );
 398      }
 399  });
 400  
 401  module.exports = Details;
 402  
 403  
 404  /***/ },
 405  
 406  /***/ 1003
 407  (module) {
 408  
 409  var Frame = wp.media.view.Frame,
 410      MediaFrame = wp.media.view.MediaFrame,
 411      l10n = wp.media.view.l10n,
 412  
 413      $ = jQuery,
 414      EditAttachments;
 415  
 416  /**
 417   * wp.media.view.MediaFrame.EditAttachments
 418   *
 419   * A frame for editing the details of a specific media item.
 420   *
 421   * Opens in a modal by default.
 422   *
 423   * Requires an attachment model to be passed in the options hash under `model`.
 424   *
 425   * @memberOf wp.media.view.MediaFrame
 426   *
 427   * @class
 428   * @augments wp.media.view.Frame
 429   * @augments wp.media.View
 430   * @augments wp.Backbone.View
 431   * @augments Backbone.View
 432   * @mixes wp.media.controller.StateMachine
 433   */
 434  EditAttachments = MediaFrame.extend(/** @lends wp.media.view.MediaFrame.EditAttachments.prototype */{
 435  
 436      className: 'edit-attachment-frame',
 437      template:  wp.template( 'edit-attachment-frame' ),
 438      regions:   [ 'title', 'content' ],
 439  
 440      events: {
 441          'click .left':  'previousMediaItem',
 442          'click .right': 'nextMediaItem'
 443      },
 444  
 445      /**
 446       * Announces to screen readers the attachment shown after previous/next navigation.
 447       *
 448       * @since 7.1.0
 449       *
 450       * @param {Object} model The attachment model.
 451       * @return {void}
 452       */
 453      announceMediaItemDebounced: _.debounce( function( model ) {
 454          var title;
 455  
 456          if ( ! model ) {
 457              return;
 458          }
 459  
 460          title = model.get( 'title' ) || model.get( 'filename' ) || model.get( 'id' );
 461  
 462          if ( ! title ) {
 463              return;
 464          }
 465  
 466          wp.a11y.speak( l10n.mediaItemViewed.replace( '%s', title ) );
 467      }, 500 ),
 468  
 469      initialize: function() {
 470          Frame.prototype.initialize.apply( this, arguments );
 471  
 472          _.defaults( this.options, {
 473              modal: true,
 474              state: 'edit-attachment'
 475          });
 476  
 477          this.controller = this.options.controller;
 478          this.gridRouter = this.controller.gridRouter;
 479          this.library = this.options.library;
 480  
 481          if ( this.options.model ) {
 482              this.model = this.options.model;
 483          }
 484  
 485          this.bindHandlers();
 486          this.createStates();
 487          this.createModal();
 488  
 489          this.title.mode( 'default' );
 490          this.toggleNav();
 491      },
 492  
 493      bindHandlers: function() {
 494          // Bind default title creation.
 495          this.on( 'title:create:default', this.createTitle, this );
 496  
 497          this.on( 'content:create:edit-metadata', this.editMetadataMode, this );
 498          this.on( 'content:create:edit-image', this.editImageMode, this );
 499          this.on( 'content:render:edit-image', this.editImageModeRender, this );
 500          this.on( 'refresh', this.rerender, this );
 501          this.on( 'close', this.detach );
 502  
 503          this.bindModelHandlers();
 504          this.listenTo( this.gridRouter, 'route:search', this.close, this );
 505      },
 506  
 507      bindModelHandlers: function() {
 508          // Close the modal if the attachment is deleted.
 509          this.listenTo( this.model, 'change:status destroy', this.close, this );
 510      },
 511  
 512      createModal: function() {
 513          // Initialize modal container view.
 514          if ( this.options.modal ) {
 515              this.modal = new wp.media.view.Modal({
 516                  controller:     this,
 517                  title:          this.options.title,
 518                  hasCloseButton: false
 519              });
 520  
 521              this.modal.on( 'open', _.bind( function () {
 522                  $( 'body' ).on( 'keydown.media-modal', _.bind( this.keyEvent, this ) );
 523              }, this ) );
 524  
 525              // Completely destroy the modal DOM element when closing it.
 526              this.modal.on( 'close', _.bind( function() {
 527                  // Remove the keydown event.
 528                  $( 'body' ).off( 'keydown.media-modal' );
 529                  // Move focus back to the original item in the grid if possible.
 530                  $( 'li.attachment[data-id="' + this.model.get( 'id' ) +'"]' ).trigger( 'focus' );
 531                  this.resetRoute();
 532                  // Cancel any pending navigation announcement.
 533                  this.announceMediaItemDebounced.cancel();
 534              }, this ) );
 535  
 536              // Set this frame as the modal's content.
 537              this.modal.content( this );
 538              this.modal.open();
 539          }
 540      },
 541  
 542      /**
 543       * Add the default states to the frame.
 544       */
 545      createStates: function() {
 546          this.states.add([
 547              new wp.media.controller.EditAttachmentMetadata({
 548                  model:   this.model,
 549                  library: this.library
 550              })
 551          ]);
 552      },
 553  
 554      /**
 555       * Content region rendering callback for the `edit-metadata` mode.
 556       *
 557       * @param {Object} contentRegion Basic object with a `view` property, which
 558       *                               should be set with the proper region view.
 559       */
 560      editMetadataMode: function( contentRegion ) {
 561          contentRegion.view = new wp.media.view.Attachment.Details.TwoColumn({
 562              controller: this,
 563              model:      this.model
 564          });
 565  
 566          /**
 567           * Attach a subview to display fields added via the
 568           * `attachment_fields_to_edit` filter.
 569           */
 570          contentRegion.view.views.set( '.attachment-compat', new wp.media.view.AttachmentCompat({
 571              controller: this,
 572              model:      this.model
 573          }) );
 574  
 575          // Update browser url when navigating media details, except on load.
 576          if ( this.model && ! this.model.get( 'skipHistory' ) ) {
 577              this.gridRouter.navigate( this.gridRouter.baseUrl( '?item=' + this.model.id ) );
 578          }
 579      },
 580  
 581      /**
 582       * Render the EditImage view into the frame's content region.
 583       *
 584       * @param {Object} contentRegion Basic object with a `view` property, which
 585       *                               should be set with the proper region view.
 586       */
 587      editImageMode: function( contentRegion ) {
 588          var editImageController = new wp.media.controller.EditImage( {
 589              model: this.model,
 590              frame: this
 591          } );
 592          // Noop some methods.
 593          editImageController._toolbar = function() {};
 594          editImageController._router = function() {};
 595          editImageController._menu = function() {};
 596  
 597          contentRegion.view = new wp.media.view.EditImage.Details( {
 598              model: this.model,
 599              frame: this,
 600              controller: editImageController
 601          } );
 602  
 603          this.gridRouter.navigate( this.gridRouter.baseUrl( '?item=' + this.model.id + '&mode=edit' ) );
 604  
 605      },
 606  
 607      editImageModeRender: function( view ) {
 608          view.on( 'ready', view.loadEditor );
 609      },
 610  
 611      toggleNav: function() {
 612          this.$( '.left' ).prop( 'disabled', ! this.hasPrevious() );
 613          this.$( '.right' ).prop( 'disabled', ! this.hasNext() );
 614      },
 615  
 616      /**
 617       * Rerender the view.
 618       */
 619      rerender: function( model ) {
 620          this.stopListening( this.model );
 621  
 622          this.model = model;
 623  
 624          this.bindModelHandlers();
 625  
 626          // Only rerender the `content` region.
 627          if ( this.content.mode() !== 'edit-metadata' ) {
 628              this.content.mode( 'edit-metadata' );
 629          } else {
 630              this.content.render();
 631          }
 632  
 633          this.toggleNav();
 634      },
 635  
 636      /**
 637       * Click handler to switch to the previous media item.
 638       */
 639      previousMediaItem: function() {
 640          var model;
 641  
 642          if ( ! this.hasPrevious() ) {
 643              return;
 644          }
 645  
 646          model = this.library.at( this.getCurrentIndex() - 1 );
 647          this.trigger( 'refresh', model );
 648          // Move focus to the Previous button. When there are no more items, to the Next button.
 649          this.focusNavButton( this.hasPrevious() ? '.left' : '.right' );
 650          this.announceMediaItemDebounced( model );
 651      },
 652  
 653      /**
 654       * Click handler to switch to the next media item.
 655       */
 656      nextMediaItem: function() {
 657          var model;
 658  
 659          if ( ! this.hasNext() ) {
 660              return;
 661          }
 662  
 663          model = this.library.at( this.getCurrentIndex() + 1 );
 664          this.trigger( 'refresh', model );
 665          // Move focus to the Next button. When there are no more items, to the Previous button.
 666          this.focusNavButton( this.hasNext() ? '.right' : '.left' );
 667          this.announceMediaItemDebounced( model );
 668      },
 669  
 670      /**
 671       * Set focus to the navigation buttons depending on the browsing direction.
 672       *
 673       * @since 5.3.0
 674       *
 675       * @param {string} which A CSS selector to target the button to focus.
 676       */
 677      focusNavButton: function( which ) {
 678          $( which ).trigger( 'focus' );
 679      },
 680  
 681      getCurrentIndex: function() {
 682          return this.library.indexOf( this.model );
 683      },
 684  
 685      hasNext: function() {
 686          return ( this.getCurrentIndex() + 1 ) < this.library.length;
 687      },
 688  
 689      hasPrevious: function() {
 690          return ( this.getCurrentIndex() - 1 ) > -1;
 691      },
 692      /**
 693       * Respond to the keyboard events: Alt + right arrow, Alt + left arrow,
 694       * except when focus is in a form field. Requires the Alt modifier key to
 695       * avoid interfering with screen reader navigation.
 696       */
 697      keyEvent: function( event ) {
 698          if ( ( 'INPUT' === event.target.nodeName || 'TEXTAREA' === event.target.nodeName || 'SELECT' === event.target.nodeName ) && ! event.target.disabled ) {
 699              return;
 700          }
 701  
 702          // Arrow key navigation requires Alt key to avoid interfering with screen reader navigation.
 703          if ( ! event.altKey ) {
 704              return;
 705          }
 706  
 707          // Alt + right arrow key.
 708          if ( 39 === event.keyCode ) {
 709              event.preventDefault();
 710              this.nextMediaItem();
 711          }
 712          // Alt + left arrow key.
 713          if ( 37 === event.keyCode ) {
 714              event.preventDefault();
 715              this.previousMediaItem();
 716          }
 717      },
 718  
 719      resetRoute: function() {
 720          var searchTerm = this.controller.browserView.toolbar.get( 'search' ).$el.val(),
 721              url = '' !== searchTerm ? '?search=' + searchTerm : '';
 722          this.gridRouter.navigate( this.gridRouter.baseUrl( url ), { replace: true } );
 723      }
 724  });
 725  
 726  module.exports = EditAttachments;
 727  
 728  
 729  /***/ },
 730  
 731  /***/ 8359
 732  (module) {
 733  
 734  var MediaFrame = wp.media.view.MediaFrame,
 735      Library = wp.media.controller.Library,
 736  
 737      $ = Backbone.$,
 738      Manage;
 739  
 740  /**
 741   * wp.media.view.MediaFrame.Manage
 742   *
 743   * A generic management frame workflow.
 744   *
 745   * Used in the media grid view.
 746   *
 747   * @memberOf wp.media.view.MediaFrame
 748   *
 749   * @class
 750   * @augments wp.media.view.MediaFrame
 751   * @augments wp.media.view.Frame
 752   * @augments wp.media.View
 753   * @augments wp.Backbone.View
 754   * @augments Backbone.View
 755   * @mixes wp.media.controller.StateMachine
 756   */
 757  Manage = MediaFrame.extend(/** @lends wp.media.view.MediaFrame.Manage.prototype */{
 758      /**
 759       * @constructs
 760       */
 761      initialize: function() {
 762          _.defaults( this.options, {
 763              title:     '',
 764              modal:     false,
 765              selection: [],
 766              library:   {}, // Options hash for the query to the media library.
 767              multiple:  'add',
 768              state:     'library',
 769              uploader:  true,
 770              mode:      [ 'grid', 'edit' ]
 771          });
 772  
 773          this.$body = $( document.body );
 774          this.$window = $( window );
 775          this.$adminBar = $( '#wpadminbar' );
 776          // Store the Add New button for later reuse in wp.media.view.UploaderInline.
 777          this.$uploaderToggler = $( '.page-title-action' )
 778              .attr( 'aria-expanded', 'false' )
 779              .on( 'click', _.bind( this.addNewClickHandler, this ) );
 780  
 781          this.$window.on( 'scroll resize', _.debounce( _.bind( this.fixPosition, this ), 15 ) );
 782  
 783          // Ensure core and media grid view UI is enabled.
 784          this.$el.addClass('wp-core-ui');
 785  
 786          // Force the uploader off if the upload limit has been exceeded or
 787          // if the browser isn't supported.
 788          if ( wp.Uploader.limitExceeded || ! wp.Uploader.browser.supported ) {
 789              this.options.uploader = false;
 790          }
 791  
 792          // Initialize a window-wide uploader.
 793          if ( this.options.uploader ) {
 794              this.uploader = new wp.media.view.UploaderWindow({
 795                  controller: this,
 796                  uploader: {
 797                      dropzone:  document.body,
 798                      container: document.body
 799                  }
 800              }).render();
 801              this.uploader.ready();
 802              $('body').append( this.uploader.el );
 803  
 804              this.options.uploader = false;
 805          }
 806  
 807          this.gridRouter = new wp.media.view.MediaFrame.Manage.Router();
 808  
 809          // Call 'initialize' directly on the parent class.
 810          MediaFrame.prototype.initialize.apply( this, arguments );
 811  
 812          // Append the frame view directly the supplied container.
 813          this.$el.appendTo( this.options.container );
 814  
 815          this.createStates();
 816          this.bindRegionModeHandlers();
 817          this.render();
 818          this.bindSearchHandler();
 819  
 820          wp.media.frames.browse = this;
 821      },
 822  
 823      bindSearchHandler: function() {
 824          var search = this.$( '#media-search-input' ),
 825              searchView = this.browserView.toolbar.get( 'search' ).$el,
 826              listMode = this.$( '.view-list' ),
 827  
 828              input  = _.throttle( function (e) {
 829                  var val = $( e.currentTarget ).val(),
 830                      url = '';
 831  
 832                  if ( val ) {
 833                      url += '?search=' + val;
 834                  }
 835  
 836                  this.gridRouter.navigate( this.gridRouter.baseUrl( url ), { replace: true } );
 837              }, 1000 );
 838  
 839          // Update the URL when entering search string (at most once per second).
 840          search.on( 'input', _.bind( input, this ) );
 841  
 842          this.gridRouter
 843              .on( 'route:search', function () {
 844                  var href = window.location.href;
 845                  if ( href.indexOf( 'mode=' ) > -1 ) {
 846                      href = href.replace( /mode=[^&]+/g, 'mode=list' );
 847                  } else {
 848                      href += href.indexOf( '?' ) > -1 ? '&mode=list' : '?mode=list';
 849                  }
 850                  href = href.replace( 'search=', 's=' );
 851                  listMode.prop( 'href', href );
 852              })
 853              .on( 'route:reset', function() {
 854                  searchView.val( '' ).trigger( 'input' );
 855              });
 856      },
 857  
 858      /**
 859       * Create the default states for the frame.
 860       */
 861      createStates: function() {
 862          var options = this.options;
 863  
 864          if ( this.options.states ) {
 865              return;
 866          }
 867  
 868          // Add the default states.
 869          this.states.add([
 870              new Library({
 871                  library:            wp.media.query( options.library ),
 872                  multiple:           options.multiple,
 873                  title:              options.title,
 874                  content:            'browse',
 875                  toolbar:            'select',
 876                  contentUserSetting: false,
 877                  filterable:         'all',
 878                  autoSelect:         false
 879              })
 880          ]);
 881      },
 882  
 883      /**
 884       * Bind region mode activation events to proper handlers.
 885       */
 886      bindRegionModeHandlers: function() {
 887          this.on( 'content:create:browse', this.browseContent, this );
 888  
 889          // Handle a frame-level event for editing an attachment.
 890          this.on( 'edit:attachment', this.openEditAttachmentModal, this );
 891  
 892          this.on( 'select:activate', this.bindKeydown, this );
 893          this.on( 'select:deactivate', this.unbindKeydown, this );
 894      },
 895  
 896      handleKeydown: function( e ) {
 897          if ( 27 === e.which ) {
 898              e.preventDefault();
 899              this.deactivateMode( 'select' ).activateMode( 'edit' );
 900          }
 901      },
 902  
 903      bindKeydown: function() {
 904          this.$body.on( 'keydown.select', _.bind( this.handleKeydown, this ) );
 905      },
 906  
 907      unbindKeydown: function() {
 908          this.$body.off( 'keydown.select' );
 909      },
 910  
 911      fixPosition: function() {
 912          var $browser, $toolbar;
 913          if ( ! this.isModeActive( 'select' ) ) {
 914              return;
 915          }
 916  
 917          $browser = this.$('.attachments-browser');
 918          $toolbar = $browser.find('.media-toolbar');
 919  
 920          // Offset doesn't appear to take top margin into account, hence +16.
 921          if ( ( $browser.offset().top + 16 ) < this.$window.scrollTop() + this.$adminBar.height() ) {
 922              $browser.addClass( 'fixed' );
 923              $toolbar.css('width', $browser.width() + 'px');
 924          } else {
 925              $browser.removeClass( 'fixed' );
 926              $toolbar.css('width', '');
 927          }
 928      },
 929  
 930      /**
 931       * Click handler for the `Add New` button.
 932       */
 933      addNewClickHandler: function( event ) {
 934          event.preventDefault();
 935          this.trigger( 'toggle:upload:attachment' );
 936  
 937          if ( this.uploader ) {
 938              this.uploader.refresh();
 939          }
 940      },
 941  
 942      /**
 943       * Open the Edit Attachment modal.
 944       */
 945      openEditAttachmentModal: function( model ) {
 946          // Create a new EditAttachment frame, passing along the library and the attachment model.
 947          if ( wp.media.frames.edit ) {
 948              wp.media.frames.edit.open().trigger( 'refresh', model );
 949          } else {
 950              wp.media.frames.edit = wp.media( {
 951                  frame:       'edit-attachments',
 952                  controller:  this,
 953                  library:     this.state().get('library'),
 954                  model:       model
 955              } );
 956          }
 957      },
 958  
 959      /**
 960       * Create an attachments browser view within the content region.
 961       *
 962       * @param {Object} contentRegion Basic object with a `view` property, which
 963       *                               should be set with the proper region view.
 964       * @this wp.media.controller.Region
 965       */
 966      browseContent: function( contentRegion ) {
 967          var state = this.state();
 968  
 969          // Browse our library of attachments.
 970          this.browserView = contentRegion.view = new wp.media.view.AttachmentsBrowser({
 971              controller: this,
 972              collection: state.get('library'),
 973              selection:  state.get('selection'),
 974              model:      state,
 975              sortable:   state.get('sortable'),
 976              search:     state.get('searchable'),
 977              filters:    state.get('filterable'),
 978              date:       state.get('date'),
 979              display:    state.get('displaySettings'),
 980              dragInfo:   state.get('dragInfo'),
 981              sidebar:    'errors',
 982  
 983              suggestedWidth:  state.get('suggestedWidth'),
 984              suggestedHeight: state.get('suggestedHeight'),
 985  
 986              AttachmentView: state.get('AttachmentView'),
 987  
 988              scrollElement: document
 989          });
 990          this.browserView.on( 'ready', _.bind( this.bindDeferred, this ) );
 991  
 992          this.errors = wp.Uploader.errors;
 993          this.errors.on( 'add remove reset', this.sidebarVisibility, this );
 994      },
 995  
 996      sidebarVisibility: function() {
 997          this.browserView.$( '.media-sidebar' ).toggle( !! this.errors.length );
 998      },
 999  
1000      bindDeferred: function() {
1001          if ( ! this.browserView.dfd ) {
1002              return;
1003          }
1004          this.browserView.dfd.done( _.bind( this.startHistory, this ) );
1005      },
1006  
1007      startHistory: function() {
1008          // Verify pushState support and activate.
1009          if ( window.history && window.history.pushState ) {
1010              if ( Backbone.History.started ) {
1011                  Backbone.history.stop();
1012              }
1013              Backbone.history.start( {
1014                  root: window._wpMediaGridSettings.adminUrl,
1015                  pushState: true
1016              } );
1017          }
1018      }
1019  });
1020  
1021  module.exports = Manage;
1022  
1023  
1024  /***/ }
1025  
1026  /******/     });
1027  /************************************************************************/
1028  /******/     // The module cache
1029  /******/     const __webpack_module_cache__ = {};
1030  /******/     
1031  /******/     // The require function
1032  /******/ 	function __webpack_require__(moduleId) {
1033  /******/         // Check if module is in cache
1034  /******/         const cachedModule = __webpack_module_cache__[moduleId];
1035  /******/         if (cachedModule !== undefined) {
1036  /******/             return cachedModule.exports;
1037  /******/         }
1038  /******/         // Create a new module (and put it into the cache)
1039  /******/         const module = __webpack_module_cache__[moduleId] = {
1040  /******/             // no module.id needed
1041  /******/             // no module.loaded needed
1042  /******/             exports: {}
1043  /******/         };
1044  /******/     
1045  /******/         // Execute the module function
1046  /******/         __webpack_modules__[moduleId](module, module.exports, __webpack_require__);
1047  /******/     
1048  /******/         // Return the exports of the module
1049  /******/         return module.exports;
1050  /******/     }
1051  /******/     
1052  /************************************************************************/
1053  /**
1054   * @output wp-includes/js/media-grid.js
1055   */
1056  
1057  var media = wp.media;
1058  
1059  media.controller.EditAttachmentMetadata = __webpack_require__( 659 );
1060  media.view.MediaFrame.Manage = __webpack_require__( 8359 );
1061  media.view.Attachment.Details.TwoColumn = __webpack_require__( 1312 );
1062  media.view.MediaFrame.Manage.Router = __webpack_require__( 2429 );
1063  media.view.EditImage.Details = __webpack_require__( 8521 );
1064  media.view.MediaFrame.EditAttachments = __webpack_require__( 1003 );
1065  media.view.SelectModeToggleButton = __webpack_require__( 682 );
1066  media.view.DeleteSelectedButton = __webpack_require__( 6606 );
1067  media.view.DeleteSelectedPermanentlyButton = __webpack_require__( 5806 );
1068  
1069  /******/ })()
1070  ;