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   1  /******/ (() => { // webpackBootstrap
   2  /******/     var __webpack_modules__ = ({
   3  
   4  /***/ 3343
   5  (module) {
   6  
   7  var $ = Backbone.$,
   8      Attachment;
   9  
  10  /**
  11   * wp.media.model.Attachment
  12   *
  13   * @memberOf wp.media.model
  14   *
  15   * @class
  16   * @augments Backbone.Model
  17   */
  18  Attachment = Backbone.Model.extend(/** @lends wp.media.model.Attachment.prototype */{
  19      /**
  20       * Triggered when attachment details change
  21       * Overrides Backbone.Model.sync
  22       *
  23       * @param {string} method
  24       * @param {wp.media.model.Attachment} model
  25       * @param {Object} [options={}]
  26       *
  27       * @return {Promise}
  28       */
  29      sync: function( method, model, options ) {
  30          // If the attachment does not yet have an `id`, return an instantly
  31          // rejected promise. Otherwise, all of our requests will fail.
  32          if ( _.isUndefined( this.id ) ) {
  33              return $.Deferred().rejectWith( this ).promise();
  34          }
  35  
  36          // Overload the `read` request so Attachment.fetch() functions correctly.
  37          if ( 'read' === method ) {
  38              options = options || {};
  39              options.context = this;
  40              options.data = _.extend( options.data || {}, {
  41                  action: 'get-attachment',
  42                  id: this.id
  43              });
  44              return wp.media.ajax( options );
  45  
  46          // Overload the `update` request so properties can be saved.
  47          } else if ( 'update' === method ) {
  48              // If we do not have the necessary nonce, fail immediately.
  49              if ( ! this.get('nonces') || ! this.get('nonces').update ) {
  50                  return $.Deferred().rejectWith( this ).promise();
  51              }
  52  
  53              options = options || {};
  54              options.context = this;
  55  
  56              // Set the action and ID.
  57              options.data = _.extend( options.data || {}, {
  58                  action:  'save-attachment',
  59                  id:      this.id,
  60                  nonce:   this.get('nonces').update,
  61                  post_id: wp.media.model.settings.post.id
  62              });
  63  
  64              // Record the values of the changed attributes.
  65              if ( model.hasChanged() ) {
  66                  options.data.changes = {};
  67  
  68                  _.each( model.changed, function( value, key ) {
  69                      options.data.changes[ key ] = this.get( key );
  70                  }, this );
  71              }
  72  
  73              return wp.media.ajax( options );
  74  
  75          // Overload the `delete` request so attachments can be removed.
  76          // This will permanently delete an attachment.
  77          } else if ( 'delete' === method ) {
  78              options = options || {};
  79  
  80              if ( ! options.wait ) {
  81                  this.destroyed = true;
  82              }
  83  
  84              options.context = this;
  85              options.data = _.extend( options.data || {}, {
  86                  action:   'delete-post',
  87                  id:       this.id,
  88                  _wpnonce: this.get('nonces')['delete']
  89              });
  90  
  91              return wp.media.ajax( options ).done( function() {
  92                  this.destroyed = true;
  93              }).fail( function() {
  94                  this.destroyed = false;
  95              });
  96  
  97          // Otherwise, fall back to `Backbone.sync()`.
  98          } else {
  99              /**
 100               * Call `sync` directly on Backbone.Model
 101               */
 102              return Backbone.Model.prototype.sync.apply( this, arguments );
 103          }
 104      },
 105      /**
 106       * Convert date strings into Date objects.
 107       *
 108       * @param {Object} resp The raw response object, typically returned by fetch()
 109       * @return {Object} The modified response object, which is the attributes hash
 110       *                  to be set on the model.
 111       */
 112      parse: function( resp ) {
 113          if ( ! resp ) {
 114              return resp;
 115          }
 116  
 117          resp.date = new Date( resp.date );
 118          resp.modified = new Date( resp.modified );
 119          return resp;
 120      },
 121      /**
 122       * @param {Object} data The properties to be saved.
 123       * @param {Object} options Sync options. e.g. patch, wait, success, error.
 124       *
 125       * @this Backbone.Model
 126       *
 127       * @return {Promise}
 128       */
 129      saveCompat: function( data, options ) {
 130          var model = this;
 131  
 132          // If we do not have the necessary nonce, fail immediately.
 133          if ( ! this.get('nonces') || ! this.get('nonces').update ) {
 134              return $.Deferred().rejectWith( this ).promise();
 135          }
 136  
 137          return wp.media.post( 'save-attachment-compat', _.defaults({
 138              id:      this.id,
 139              nonce:   this.get('nonces').update,
 140              post_id: wp.media.model.settings.post.id
 141          }, data ) ).done( function( resp, status, xhr ) {
 142              model.set( model.parse( resp, xhr ), options );
 143          });
 144      }
 145  },/** @lends wp.media.model.Attachment */{
 146      /**
 147       * Create a new model on the static 'all' attachments collection and return it.
 148       *
 149       * @static
 150       *
 151       * @param {Object} attrs
 152       * @return {wp.media.model.Attachment}
 153       */
 154      create: function( attrs ) {
 155          var Attachments = wp.media.model.Attachments;
 156          return Attachments.all.push( attrs );
 157      },
 158      /**
 159       * Create a new model on the static 'all' attachments collection and return it.
 160       *
 161       * If this function has already been called for the id,
 162       * it returns the specified attachment.
 163       *
 164       * @static
 165       * @param {string} id A string used to identify a model.
 166       * @param {Backbone.Model|undefined} attachment
 167       * @return {wp.media.model.Attachment}
 168       */
 169      get: _.memoize( function( id, attachment ) {
 170          var Attachments = wp.media.model.Attachments;
 171          return Attachments.all.push( attachment || { id: id } );
 172      })
 173  });
 174  
 175  module.exports = Attachment;
 176  
 177  
 178  /***/ },
 179  
 180  /***/ 8266
 181  (module) {
 182  
 183  /**
 184   * wp.media.model.Attachments
 185   *
 186   * A collection of attachments.
 187   *
 188   * This collection has no persistence with the server without supplying
 189   * 'options.props.query = true', which will mirror the collection
 190   * to an Attachments Query collection - @see wp.media.model.Attachments.mirror().
 191   *
 192   * @memberOf wp.media.model
 193   *
 194   * @class
 195   * @augments Backbone.Collection
 196   *
 197   * @param {array}  [models]                Models to initialize with the collection.
 198   * @param {object} [options]               Options hash for the collection.
 199   * @param {string} [options.props]         Options hash for the initial query properties.
 200   * @param {string} [options.props.order]   Initial order (ASC or DESC) for the collection.
 201   * @param {string} [options.props.orderby] Initial attribute key to order the collection by.
 202   * @param {string} [options.props.query]   Whether the collection is linked to an attachments query.
 203   * @param {string} [options.observe]
 204   * @param {string} [options.filters]
 205   *
 206   */
 207  var Attachments = Backbone.Collection.extend(/** @lends wp.media.model.Attachments.prototype */{
 208      /**
 209       * @type {wp.media.model.Attachment}
 210       */
 211      model: wp.media.model.Attachment,
 212      /**
 213       * @param {Array} [models=[]] Array of models used to populate the collection.
 214       * @param {Object} [options={}]
 215       */
 216      initialize: function( models, options ) {
 217          options = options || {};
 218  
 219          this.props   = new Backbone.Model();
 220          this.filters = options.filters || {};
 221  
 222          // Bind default `change` events to the `props` model.
 223          this.props.on( 'change', this._changeFilteredProps, this );
 224  
 225          this.props.on( 'change:order',   this._changeOrder,   this );
 226          this.props.on( 'change:orderby', this._changeOrderby, this );
 227          this.props.on( 'change:query',   this._changeQuery,   this );
 228  
 229          this.props.set( _.defaults( options.props || {} ) );
 230  
 231          if ( options.observe ) {
 232              this.observe( options.observe );
 233          }
 234      },
 235      /**
 236       * Sort the collection when the order attribute changes.
 237       *
 238       * @access private
 239       */
 240      _changeOrder: function() {
 241          if ( this.comparator ) {
 242              this.sort();
 243          }
 244      },
 245      /**
 246       * Set the default comparator only when the `orderby` property is set.
 247       *
 248       * @access private
 249       *
 250       * @param {Backbone.Model} model
 251       * @param {string} orderby
 252       */
 253      _changeOrderby: function( model, orderby ) {
 254          // If a different comparator is defined, bail.
 255          if ( this.comparator && this.comparator !== Attachments.comparator ) {
 256              return;
 257          }
 258  
 259          if ( orderby && 'post__in' !== orderby ) {
 260              this.comparator = Attachments.comparator;
 261          } else {
 262              delete this.comparator;
 263          }
 264      },
 265      /**
 266       * If the `query` property is set to true, query the server using
 267       * the `props` values, and sync the results to this collection.
 268       *
 269       * @access private
 270       *
 271       * @param {Backbone.Model} model
 272       * @param {boolean} query
 273       */
 274      _changeQuery: function( model, query ) {
 275          if ( query ) {
 276              this.props.on( 'change', this._requery, this );
 277              this._requery();
 278          } else {
 279              this.props.off( 'change', this._requery, this );
 280          }
 281      },
 282      /**
 283       * @access private
 284       *
 285       * @param {Backbone.Model} model
 286       */
 287      _changeFilteredProps: function( model ) {
 288          // If this is a query, updating the collection will be handled by
 289          // `this._requery()`.
 290          if ( this.props.get('query') ) {
 291              return;
 292          }
 293  
 294          var changed = _.chain( model.changed ).map( function( t, prop ) {
 295              var filter = Attachments.filters[ prop ],
 296                  term = model.get( prop );
 297  
 298              if ( ! filter ) {
 299                  return;
 300              }
 301  
 302              if ( term && ! this.filters[ prop ] ) {
 303                  this.filters[ prop ] = filter;
 304              } else if ( ! term && this.filters[ prop ] === filter ) {
 305                  delete this.filters[ prop ];
 306              } else {
 307                  return;
 308              }
 309  
 310              // Record the change.
 311              return true;
 312          }, this ).any().value();
 313  
 314          if ( ! changed ) {
 315              return;
 316          }
 317  
 318          // If no `Attachments` model is provided to source the searches from,
 319          // then automatically generate a source from the existing models.
 320          if ( ! this._source ) {
 321              this._source = new Attachments( this.models );
 322          }
 323  
 324          this.reset( this._source.filter( this.validator, this ) );
 325      },
 326  
 327      validateDestroyed: false,
 328      /**
 329       * Checks whether an attachment is valid.
 330       *
 331       * @param {wp.media.model.Attachment} attachment
 332       * @return {boolean}
 333       */
 334      validator: function( attachment ) {
 335  
 336          if ( ! this.validateDestroyed && attachment.destroyed ) {
 337              return false;
 338          }
 339          return _.all( this.filters, function( filter ) {
 340              return !! filter.call( this, attachment );
 341          }, this );
 342      },
 343      /**
 344       * Add or remove an attachment to the collection depending on its validity.
 345       *
 346       * @param {wp.media.model.Attachment} attachment
 347       * @param {Object} options
 348       * @return {wp.media.model.Attachments} Returns itself to allow chaining.
 349       */
 350      validate: function( attachment, options ) {
 351          var valid = this.validator( attachment ),
 352              hasAttachment = !! this.get( attachment.cid );
 353  
 354          if ( ! valid && hasAttachment ) {
 355              this.remove( attachment, options );
 356          } else if ( valid && ! hasAttachment ) {
 357              this.add( attachment, options );
 358          }
 359  
 360          return this;
 361      },
 362  
 363      /**
 364       * Add or remove all attachments from another collection depending on each one's validity.
 365       *
 366       * @param {wp.media.model.Attachments} attachments
 367       * @param {Object} [options={}]
 368       *
 369       * @fires wp.media.model.Attachments#reset
 370       *
 371       * @return {wp.media.model.Attachments} Returns itself to allow chaining.
 372       */
 373      validateAll: function( attachments, options ) {
 374          options = options || {};
 375  
 376          _.each( attachments.models, function( attachment ) {
 377              this.validate( attachment, { silent: true });
 378          }, this );
 379  
 380          if ( ! options.silent ) {
 381              this.trigger( 'reset', this, options );
 382          }
 383          return this;
 384      },
 385      /**
 386       * Start observing another attachments collection change events
 387       * and replicate them on this collection.
 388       *
 389       * @param {wp.media.model.Attachments} The attachments collection to observe.
 390       * @return {wp.media.model.Attachments} Returns itself to allow chaining.
 391       */
 392      observe: function( attachments ) {
 393          this.observers = this.observers || [];
 394          this.observers.push( attachments );
 395  
 396          attachments.on( 'add change remove', this._validateHandler, this );
 397          attachments.on( 'reset', this._validateAllHandler, this );
 398          this.validateAll( attachments );
 399          return this;
 400      },
 401      /**
 402       * Stop replicating collection change events from another attachments collection.
 403       *
 404       * @param {wp.media.model.Attachments} The attachments collection to stop observing.
 405       * @return {wp.media.model.Attachments} Returns itself to allow chaining.
 406       */
 407      unobserve: function( attachments ) {
 408          if ( attachments ) {
 409              attachments.off( null, null, this );
 410              this.observers = _.without( this.observers, attachments );
 411  
 412          } else {
 413              _.each( this.observers, function( attachments ) {
 414                  attachments.off( null, null, this );
 415              }, this );
 416              delete this.observers;
 417          }
 418  
 419          return this;
 420      },
 421      /**
 422       * Update total attachment count when items are added to a collection.
 423       *
 424       * @access private
 425       *
 426       * @since 5.8.0
 427       */
 428      _removeFromTotalAttachments: function() {
 429          if ( this.mirroring ) {
 430              this.mirroring.totalAttachments = this.mirroring.totalAttachments - 1;
 431          }
 432      },
 433      /**
 434       * Update total attachment count when items are added to a collection.
 435       *
 436       * @access private
 437       *
 438       * @since 5.8.0
 439       */
 440      _addToTotalAttachments: function() {
 441          if ( this.mirroring ) {
 442              this.mirroring.totalAttachments = this.mirroring.totalAttachments + 1;
 443          }
 444      },
 445      /**
 446       * @access private
 447       *
 448       * @param {wp.media.model.Attachments} attachment
 449       * @param {wp.media.model.Attachments} attachments
 450       * @param {Object} options
 451       *
 452       * @return {wp.media.model.Attachments} Returns itself to allow chaining.
 453       */
 454      _validateHandler: function( attachment, attachments, options ) {
 455          // If we're not mirroring this `attachments` collection,
 456          // only retain the `silent` option.
 457          options = attachments === this.mirroring ? options : {
 458              silent: options && options.silent
 459          };
 460  
 461          return this.validate( attachment, options );
 462      },
 463      /**
 464       * @access private
 465       *
 466       * @param {wp.media.model.Attachments} attachments
 467       * @param {Object} options
 468       * @return {wp.media.model.Attachments} Returns itself to allow chaining.
 469       */
 470      _validateAllHandler: function( attachments, options ) {
 471          return this.validateAll( attachments, options );
 472      },
 473      /**
 474       * Start mirroring another attachments collection, clearing out any models already
 475       * in the collection.
 476       *
 477       * @param {wp.media.model.Attachments} The attachments collection to mirror.
 478       * @return {wp.media.model.Attachments} Returns itself to allow chaining.
 479       */
 480      mirror: function( attachments ) {
 481          if ( this.mirroring && this.mirroring === attachments ) {
 482              return this;
 483          }
 484  
 485          this.unmirror();
 486          this.mirroring = attachments;
 487  
 488          // Clear the collection silently. A `reset` event will be fired
 489          // when `observe()` calls `validateAll()`.
 490          this.reset( [], { silent: true } );
 491          this.observe( attachments );
 492  
 493          // Bind total attachment count tracking only to the mirrored query
 494          // collection, not to additional observed collections (e.g. selection).
 495          // See Trac #65053.
 496          attachments.on( 'add', this._addToTotalAttachments, this );
 497          attachments.on( 'remove', this._removeFromTotalAttachments, this );
 498  
 499          // Used for the search results.
 500          this.trigger( 'attachments:received', this );
 501          return this;
 502      },
 503      /**
 504       * Stop mirroring another attachments collection.
 505       */
 506      unmirror: function() {
 507          if ( ! this.mirroring ) {
 508              return;
 509          }
 510  
 511          this.unobserve( this.mirroring );
 512          delete this.mirroring;
 513      },
 514      /**
 515       * Retrieve more attachments from the server for the collection.
 516       *
 517       * Only works if the collection is mirroring a Query Attachments collection,
 518       * and forwards to its `more` method. This collection class doesn't have
 519       * server persistence by itself.
 520       *
 521       * @param {Object} options
 522       * @return {Promise}
 523       */
 524      more: function( options ) {
 525          var deferred = jQuery.Deferred(),
 526              mirroring = this.mirroring,
 527              attachments = this;
 528  
 529          if ( ! mirroring || ! mirroring.more ) {
 530              return deferred.resolveWith( this ).promise();
 531          }
 532          /*
 533           * If we're mirroring another collection, forward `more` to
 534           * the mirrored collection. Account for a race condition by
 535           * checking if we're still mirroring that collection when
 536           * the request resolves.
 537           */
 538          mirroring.more( options ).done( function() {
 539              if ( this === attachments.mirroring ) {
 540                  deferred.resolveWith( this );
 541              }
 542  
 543              // Used for the search results.
 544              attachments.trigger( 'attachments:received', this );
 545          });
 546  
 547          return deferred.promise();
 548      },
 549      /**
 550       * Whether there are more attachments that haven't been sync'd from the server
 551       * that match the collection's query.
 552       *
 553       * Only works if the collection is mirroring a Query Attachments collection,
 554       * and forwards to its `hasMore` method. This collection class doesn't have
 555       * server persistence by itself.
 556       *
 557       * @return {boolean}
 558       */
 559      hasMore: function() {
 560          return this.mirroring ? this.mirroring.hasMore() : false;
 561      },
 562      /**
 563       * Holds the total number of attachments.
 564       *
 565       * @since 5.8.0
 566       */
 567      totalAttachments: 0,
 568  
 569      /**
 570       * Gets the total number of attachments.
 571       *
 572       * @since 5.8.0
 573       *
 574       * @return {number} The total number of attachments.
 575       */
 576      getTotalAttachments: function() {
 577          return this.mirroring ? this.mirroring.totalAttachments : 0;
 578      },
 579  
 580      /**
 581       * A custom Ajax-response parser.
 582       *
 583       * See trac ticket #24753.
 584       *
 585       * Called automatically by Backbone whenever a collection's models are returned
 586       * by the server, in fetch. The default implementation is a no-op, simply
 587       * passing through the JSON response. We override this to add attributes to
 588       * the collection items.
 589       *
 590       * @param {Object|Array} response The raw response Object/Array.
 591       * @param {Object} xhr
 592       * @return {Array} The array of model attributes to be added to the collection
 593       */
 594      parse: function( response, xhr ) {
 595          if ( ! _.isArray( response ) ) {
 596                response = [response];
 597          }
 598          return _.map( response, function( attrs ) {
 599              var id, attachment, newAttributes;
 600  
 601              if ( attrs instanceof Backbone.Model ) {
 602                  id = attrs.get( 'id' );
 603                  attrs = attrs.attributes;
 604              } else {
 605                  id = attrs.id;
 606              }
 607  
 608              attachment = wp.media.model.Attachment.get( id );
 609              newAttributes = attachment.parse( attrs, xhr );
 610  
 611              if ( ! _.isEqual( attachment.attributes, newAttributes ) ) {
 612                  attachment.set( newAttributes );
 613              }
 614  
 615              return attachment;
 616          });
 617      },
 618  
 619      /**
 620       * If the collection is a query, create and mirror an Attachments Query collection.
 621       *
 622       * @access private
 623       * @param {Boolean} refresh Deprecated, refresh parameter no longer used.
 624       */
 625      _requery: function() {
 626          var props;
 627          if ( this.props.get('query') ) {
 628              props = this.props.toJSON();
 629              this.mirror( wp.media.model.Query.get( props ) );
 630          }
 631      },
 632      /**
 633       * If this collection is sorted by `menuOrder`, recalculates and saves
 634       * the menu order to the database.
 635       *
 636       * @return {undefined|Promise}
 637       */
 638      saveMenuOrder: function() {
 639          if ( 'menuOrder' !== this.props.get('orderby') ) {
 640              return;
 641          }
 642  
 643          /*
 644           * Removes any uploading attachments, updates each attachment's
 645           * menu order, and returns an object with an { id: menuOrder }
 646           * mapping to pass to the request.
 647           */
 648          var attachments = this.chain().filter( function( attachment ) {
 649              return ! _.isUndefined( attachment.id );
 650          }).map( function( attachment, index ) {
 651              // Indices start at 1.
 652              index = index + 1;
 653              attachment.set( 'menuOrder', index );
 654              return [ attachment.id, index ];
 655          }).object().value();
 656  
 657          if ( _.isEmpty( attachments ) ) {
 658              return;
 659          }
 660  
 661          return wp.media.post( 'save-attachment-order', {
 662              nonce:       wp.media.model.settings.post.nonce,
 663              post_id:     wp.media.model.settings.post.id,
 664              attachments: attachments
 665          });
 666      }
 667  },/** @lends wp.media.model.Attachments */{
 668      /**
 669       * A function to compare two attachment models in an attachments collection.
 670       *
 671       * Used as the default comparator for instances of wp.media.model.Attachments
 672       * and its subclasses. @see wp.media.model.Attachments._changeOrderby().
 673       *
 674       * @param {Backbone.Model} a
 675       * @param {Backbone.Model} b
 676       * @param {Object} options
 677       * @return {number} -1 if the first model should come before the second,
 678       *                   0 if they are of the same rank and
 679       *                   1 if the first model should come after.
 680       */
 681      comparator: function( a, b, options ) {
 682          var key   = this.props.get('orderby'),
 683              order = this.props.get('order') || 'DESC',
 684              ac    = a.cid,
 685              bc    = b.cid;
 686  
 687          a = a.get( key );
 688          b = b.get( key );
 689  
 690          if ( 'date' === key || 'modified' === key ) {
 691              a = a || new Date();
 692              b = b || new Date();
 693          }
 694  
 695          // If `options.ties` is set, don't enforce the `cid` tiebreaker.
 696          if ( options && options.ties ) {
 697              ac = bc = null;
 698          }
 699  
 700          return ( 'DESC' === order ) ? wp.media.compare( a, b, ac, bc ) : wp.media.compare( b, a, bc, ac );
 701      },
 702      /** @namespace wp.media.model.Attachments.filters */
 703      filters: {
 704          /**
 705           * @static
 706           * Note that this client-side searching is *not* equivalent
 707           * to our server-side searching.
 708           *
 709           * @param {wp.media.model.Attachment} attachment
 710           *
 711           * @this wp.media.model.Attachments
 712           *
 713           * @return {Boolean}
 714           */
 715          search: function( attachment ) {
 716              if ( ! this.props.get('search') ) {
 717                  return true;
 718              }
 719  
 720              return _.any(['title','filename','description','caption','name'], function( key ) {
 721                  var value = attachment.get( key );
 722                  return value && -1 !== value.search( this.props.get('search') );
 723              }, this );
 724          },
 725          /**
 726           * @static
 727           * @param {wp.media.model.Attachment} attachment
 728           *
 729           * @this wp.media.model.Attachments
 730           *
 731           * @return {boolean}
 732           */
 733          type: function( attachment ) {
 734              var type = this.props.get('type'), atts = attachment.toJSON(), mime, found;
 735  
 736              if ( ! type || ( _.isArray( type ) && ! type.length ) ) {
 737                  return true;
 738              }
 739  
 740              mime = atts.mime || ( atts.file && atts.file.type ) || '';
 741  
 742              if ( _.isArray( type ) ) {
 743                  found = _.find( type, function (t) {
 744                      return -1 !== mime.indexOf( t );
 745                  } );
 746              } else {
 747                  found = -1 !== mime.indexOf( type );
 748              }
 749  
 750              return found;
 751          },
 752          /**
 753           * @static
 754           * @param {wp.media.model.Attachment} attachment
 755           *
 756           * @this wp.media.model.Attachments
 757           *
 758           * @return {boolean}
 759           */
 760          uploadedTo: function( attachment ) {
 761              var uploadedTo = this.props.get('uploadedTo');
 762              if ( _.isUndefined( uploadedTo ) ) {
 763                  return true;
 764              }
 765  
 766              return uploadedTo === attachment.get('uploadedTo');
 767          },
 768          /**
 769           * @static
 770           * @param {wp.media.model.Attachment} attachment
 771           *
 772           * @this wp.media.model.Attachments
 773           *
 774           * @return {boolean}
 775           */
 776          status: function( attachment ) {
 777              var status = this.props.get('status');
 778              if ( _.isUndefined( status ) ) {
 779                  return true;
 780              }
 781  
 782              return status === attachment.get('status');
 783          }
 784      }
 785  });
 786  
 787  module.exports = Attachments;
 788  
 789  
 790  /***/ },
 791  
 792  /***/ 9104
 793  (module) {
 794  
 795  /**
 796   * wp.media.model.PostImage
 797   *
 798   * An instance of an image that's been embedded into a post.
 799   *
 800   * Used in the embedded image attachment display settings modal - @see wp.media.view.MediaFrame.ImageDetails.
 801   *
 802   * @memberOf wp.media.model
 803   *
 804   * @class
 805   * @augments Backbone.Model
 806   *
 807   * @param {int} [attributes]               Initial model attributes.
 808   * @param {int} [attributes.attachment_id] ID of the attachment.
 809   **/
 810  var PostImage = Backbone.Model.extend(/** @lends wp.media.model.PostImage.prototype */{
 811  
 812      initialize: function( attributes ) {
 813          var Attachment = wp.media.model.Attachment;
 814          this.attachment = false;
 815  
 816          if ( attributes.attachment_id ) {
 817              this.attachment = Attachment.get( attributes.attachment_id );
 818              if ( this.attachment.get( 'url' ) ) {
 819                  this.dfd = jQuery.Deferred();
 820                  this.dfd.resolve();
 821              } else {
 822                  this.dfd = this.attachment.fetch();
 823              }
 824              this.bindAttachmentListeners();
 825          }
 826  
 827          // Keep URL in sync with changes to the type of link.
 828          this.on( 'change:link', this.updateLinkUrl, this );
 829          this.on( 'change:size', this.updateSize, this );
 830  
 831          this.setLinkTypeFromUrl();
 832          this.setAspectRatio();
 833  
 834          this.set( 'originalUrl', attributes.url );
 835      },
 836  
 837      bindAttachmentListeners: function() {
 838          this.listenTo( this.attachment, 'sync', this.setLinkTypeFromUrl );
 839          this.listenTo( this.attachment, 'sync', this.setAspectRatio );
 840          this.listenTo( this.attachment, 'change', this.updateSize );
 841      },
 842  
 843      changeAttachment: function( attachment, props ) {
 844          this.stopListening( this.attachment );
 845          this.attachment = attachment;
 846          this.bindAttachmentListeners();
 847  
 848          this.set( 'attachment_id', this.attachment.get( 'id' ) );
 849          this.set( 'caption', this.attachment.get( 'caption' ) );
 850          this.set( 'alt', this.attachment.get( 'alt' ) );
 851          this.set( 'size', props.get( 'size' ) );
 852          this.set( 'align', props.get( 'align' ) );
 853          this.set( 'link', props.get( 'link' ) );
 854          this.updateLinkUrl();
 855          this.updateSize();
 856      },
 857  
 858      setLinkTypeFromUrl: function() {
 859          var linkUrl = this.get( 'linkUrl' ),
 860              type;
 861  
 862          if ( ! linkUrl ) {
 863              this.set( 'link', 'none' );
 864              return;
 865          }
 866  
 867          // Default to custom if there is a linkUrl.
 868          type = 'custom';
 869  
 870          if ( this.attachment ) {
 871              if ( this.attachment.get( 'url' ) === linkUrl ) {
 872                  type = 'file';
 873              } else if ( this.attachment.get( 'link' ) === linkUrl ) {
 874                  type = 'post';
 875              }
 876          } else {
 877              if ( this.get( 'url' ) === linkUrl ) {
 878                  type = 'file';
 879              }
 880          }
 881  
 882          this.set( 'link', type );
 883      },
 884  
 885      updateLinkUrl: function() {
 886          var link = this.get( 'link' ),
 887              url;
 888  
 889          switch( link ) {
 890              case 'file':
 891                  if ( this.attachment ) {
 892                      url = this.attachment.get( 'url' );
 893                  } else {
 894                      url = this.get( 'url' );
 895                  }
 896                  this.set( 'linkUrl', url );
 897                  break;
 898              case 'post':
 899                  this.set( 'linkUrl', this.attachment.get( 'link' ) );
 900                  break;
 901              case 'none':
 902                  this.set( 'linkUrl', '' );
 903                  break;
 904          }
 905      },
 906  
 907      updateSize: function() {
 908          var size;
 909  
 910          if ( ! this.attachment ) {
 911              return;
 912          }
 913  
 914          if ( this.get( 'size' ) === 'custom' ) {
 915              this.set( 'width', this.get( 'customWidth' ) );
 916              this.set( 'height', this.get( 'customHeight' ) );
 917              this.set( 'url', this.get( 'originalUrl' ) );
 918              return;
 919          }
 920  
 921          size = this.attachment.get( 'sizes' )[ this.get( 'size' ) ];
 922  
 923          if ( ! size ) {
 924              return;
 925          }
 926  
 927          this.set( 'url', size.url );
 928          this.set( 'width', size.width );
 929          this.set( 'height', size.height );
 930      },
 931  
 932      setAspectRatio: function() {
 933          var full;
 934  
 935          if ( this.attachment && this.attachment.get( 'sizes' ) ) {
 936              full = this.attachment.get( 'sizes' ).full;
 937  
 938              if ( full ) {
 939                  this.set( 'aspectRatio', full.width / full.height );
 940                  return;
 941              }
 942          }
 943  
 944          this.set( 'aspectRatio', this.get( 'customWidth' ) / this.get( 'customHeight' ) );
 945      }
 946  });
 947  
 948  module.exports = PostImage;
 949  
 950  
 951  /***/ },
 952  
 953  /***/ 1288
 954  (module) {
 955  
 956  var Attachments = wp.media.model.Attachments,
 957      Query;
 958  
 959  /**
 960   * wp.media.model.Query
 961   *
 962   * A collection of attachments that match the supplied query arguments.
 963   *
 964   * Note: Do NOT change this.args after the query has been initialized.
 965   *       Things will break.
 966   *
 967   * @memberOf wp.media.model
 968   *
 969   * @class
 970   * @augments wp.media.model.Attachments
 971   * @augments Backbone.Collection
 972   *
 973   * @param {array}  [models]                      Models to initialize with the collection.
 974   * @param {object} [options]                     Options hash.
 975   * @param {object} [options.args]                Attachments query arguments.
 976   * @param {object} [options.args.posts_per_page]
 977   */
 978  Query = Attachments.extend(/** @lends wp.media.model.Query.prototype */{
 979      /**
 980       * @param {Array}  [models=[]]  Array of initial models to populate the collection.
 981       * @param {Object} [options={}]
 982       */
 983      initialize: function( models, options ) {
 984          var allowed;
 985  
 986          options = options || {};
 987          Attachments.prototype.initialize.apply( this, arguments );
 988  
 989          this.args     = options.args;
 990          this._hasMore = true;
 991          this.created  = new Date();
 992  
 993          this.filters.order = function( attachment ) {
 994              var orderby = this.props.get('orderby'),
 995                  order = this.props.get('order');
 996  
 997              if ( ! this.comparator ) {
 998                  return true;
 999              }
1000  
1001              /*
1002               * We want any items that can be placed before the last
1003               * item in the set. If we add any items after the last
1004               * item, then we can't guarantee the set is complete.
1005               */
1006              if ( this.length ) {
1007                  return 1 !== this.comparator( attachment, this.last(), { ties: true });
1008  
1009              /*
1010               * Handle the case where there are no items yet and
1011               * we're sorting for recent items. In that case, we want
1012               * changes that occurred after we created the query.
1013               */
1014              } else if ( 'DESC' === order && ( 'date' === orderby || 'modified' === orderby ) ) {
1015                  return attachment.get( orderby ) >= this.created;
1016  
1017              // If we're sorting by menu order and we have no items,
1018              // accept any items that have the default menu order (0).
1019              } else if ( 'ASC' === order && 'menuOrder' === orderby ) {
1020                  return attachment.get( orderby ) === 0;
1021              }
1022  
1023              // Otherwise, we don't want any items yet.
1024              return false;
1025          };
1026  
1027          /*
1028           * Observe the central `wp.Uploader.queue` collection to watch for
1029           * new matches for the query.
1030           *
1031           * Only observe when a limited number of query args are set. There
1032           * are no filters for other properties, so observing will result in
1033           * false positives in those queries.
1034           */
1035          allowed = [ 's', 'order', 'orderby', 'posts_per_page', 'post_mime_type', 'post_parent', 'author' ];
1036          if ( wp.Uploader && _( this.args ).chain().keys().difference( allowed ).isEmpty().value() ) {
1037              this.observe( wp.Uploader.queue );
1038          }
1039      },
1040      /**
1041       * Whether there are more attachments that haven't been sync'd from the server
1042       * that match the collection's query.
1043       *
1044       * @return {boolean}
1045       */
1046      hasMore: function() {
1047          return this._hasMore;
1048      },
1049      /**
1050       * Fetch more attachments from the server for the collection.
1051       *
1052       * @param {Object} [options={}]
1053       * @return {Promise}
1054       */
1055      more: function( options ) {
1056          var query = this;
1057  
1058          // If there is already a request pending, return early with the Deferred object.
1059          if ( this._more && 'pending' === this._more.state() ) {
1060              return this._more;
1061          }
1062  
1063          if ( ! this.hasMore() ) {
1064              return jQuery.Deferred().resolveWith( this ).promise();
1065          }
1066  
1067          options = options || {};
1068          options.remove = false;
1069  
1070          return this._more = this.fetch( options ).done( function( response ) {
1071              if ( _.isEmpty( response ) || -1 === query.args.posts_per_page || response.length < query.args.posts_per_page ) {
1072                  query._hasMore = false;
1073              }
1074          });
1075      },
1076      /**
1077       * Overrides Backbone.Collection.sync
1078       * Overrides wp.media.model.Attachments.sync
1079       *
1080       * @param {string} method
1081       * @param {Backbone.Model} model
1082       * @param {Object} [options={}]
1083       * @return {Promise}
1084       */
1085      sync: function( method, model, options ) {
1086          var args, fallback;
1087  
1088          // Overload the read method so Attachment.fetch() functions correctly.
1089          if ( 'read' === method ) {
1090              options = options || {};
1091              options.context = this;
1092              options.data = _.extend( options.data || {}, {
1093                  action:  'query-attachments',
1094                  post_id: wp.media.model.settings.post.id
1095              });
1096  
1097              // Clone the args so manipulation is non-destructive.
1098              args = _.clone( this.args );
1099  
1100              // Determine which page to query.
1101              if ( -1 !== args.posts_per_page ) {
1102                  args.paged = Math.round( this.length / args.posts_per_page ) + 1;
1103              }
1104  
1105              options.data.query = args;
1106              return wp.media.ajax( options );
1107  
1108          // Otherwise, fall back to `Backbone.sync()`.
1109          } else {
1110              /**
1111               * Call wp.media.model.Attachments.sync or Backbone.sync
1112               */
1113              fallback = Attachments.prototype.sync ? Attachments.prototype : Backbone;
1114              return fallback.sync.apply( this, arguments );
1115          }
1116      }
1117  }, /** @lends wp.media.model.Query */{
1118      /**
1119       * @readonly
1120       */
1121      defaultProps: {
1122          orderby: 'date',
1123          order:   'DESC'
1124      },
1125      /**
1126       * @readonly
1127       */
1128      defaultArgs: {
1129          posts_per_page: 80
1130      },
1131      /**
1132       * @readonly
1133       */
1134      orderby: {
1135          allowed:  [ 'name', 'author', 'date', 'title', 'modified', 'uploadedTo', 'id', 'post__in', 'menuOrder' ],
1136          /**
1137           * A map of JavaScript orderby values to their WP_Query equivalents.
1138           * @type {Object}
1139           */
1140          valuemap: {
1141              'id':         'ID',
1142              'uploadedTo': 'parent',
1143              'menuOrder':  'menu_order ID'
1144          }
1145      },
1146      /**
1147       * A map of JavaScript query properties to their WP_Query equivalents.
1148       *
1149       * @readonly
1150       */
1151      propmap: {
1152          'search':        's',
1153          'type':            'post_mime_type',
1154          'perPage':        'posts_per_page',
1155          'menuOrder':    'menu_order',
1156          'uploadedTo':    'post_parent',
1157          'status':        'post_status',
1158          'include':        'post__in',
1159          'exclude':        'post__not_in',
1160          'author':        'author'
1161      },
1162      /**
1163       * Creates and returns an Attachments Query collection given the properties.
1164       *
1165       * Caches query objects and reuses where possible.
1166       *
1167       * @static
1168       * @method
1169       *
1170       * @param {object} [props]
1171       * @param {Object} [props.order]
1172       * @param {Object} [props.orderby]
1173       * @param {Object} [props.include]
1174       * @param {Object} [props.exclude]
1175       * @param {Object} [props.s]
1176       * @param {Object} [props.post_mime_type]
1177       * @param {Object} [props.posts_per_page]
1178       * @param {Object} [props.menu_order]
1179       * @param {Object} [props.post_parent]
1180       * @param {Object} [props.post_status]
1181       * @param {Object} [props.author]
1182       * @param {Object} [options]
1183       *
1184       * @return {wp.media.model.Query} A new Attachments Query collection.
1185       */
1186      get: (function(){
1187          /**
1188           * @static
1189           * @type Array
1190           */
1191          var queries = [];
1192  
1193          /**
1194           * @return {Query}
1195           */
1196          return function( props, options ) {
1197              var args     = {},
1198                  orderby  = Query.orderby,
1199                  defaults = Query.defaultProps,
1200                  query;
1201  
1202              // Remove the `query` property. This isn't linked to a query,
1203              // this *is* the query.
1204              delete props.query;
1205  
1206              // Fill default args.
1207              _.defaults( props, defaults );
1208  
1209              // Normalize the order.
1210              props.order = props.order.toUpperCase();
1211              if ( 'DESC' !== props.order && 'ASC' !== props.order ) {
1212                  props.order = defaults.order.toUpperCase();
1213              }
1214  
1215              // Ensure we have a valid orderby value.
1216              if ( ! _.contains( orderby.allowed, props.orderby ) ) {
1217                  props.orderby = defaults.orderby;
1218              }
1219  
1220              _.each( [ 'include', 'exclude' ], function( prop ) {
1221                  if ( props[ prop ] && ! _.isArray( props[ prop ] ) ) {
1222                      props[ prop ] = [ props[ prop ] ];
1223                  }
1224              } );
1225  
1226              // Generate the query `args` object.
1227              // Correct any differing property names.
1228              _.each( props, function( value, prop ) {
1229                  if ( _.isNull( value ) ) {
1230                      return;
1231                  }
1232  
1233                  args[ Query.propmap[ prop ] || prop ] = value;
1234              });
1235  
1236              // Fill any other default query args.
1237              _.defaults( args, Query.defaultArgs );
1238  
1239              // `props.orderby` does not always map directly to `args.orderby`.
1240              // Substitute exceptions specified in orderby.keymap.
1241              args.orderby = orderby.valuemap[ props.orderby ] || props.orderby;
1242  
1243              queries = [];
1244  
1245              // Otherwise, create a new query and add it to the cache.
1246              if ( ! query ) {
1247                  query = new Query( [], _.extend( options || {}, {
1248                      props: props,
1249                      args:  args
1250                  } ) );
1251                  queries.push( query );
1252              }
1253  
1254              return query;
1255          };
1256      }())
1257  });
1258  
1259  module.exports = Query;
1260  
1261  
1262  /***/ },
1263  
1264  /***/ 4134
1265  (module) {
1266  
1267  var Attachments = wp.media.model.Attachments,
1268      Selection;
1269  
1270  /**
1271   * wp.media.model.Selection
1272   *
1273   * A selection of attachments.
1274   *
1275   * @memberOf wp.media.model
1276   *
1277   * @class
1278   * @augments wp.media.model.Attachments
1279   * @augments Backbone.Collection
1280   */
1281  Selection = Attachments.extend(/** @lends wp.media.model.Selection.prototype */{
1282      /**
1283       * Refresh the `single` model whenever the selection changes.
1284       * Binds `single` instead of using the context argument to ensure
1285       * it receives no parameters.
1286       *
1287       * @param {Array} [models=[]] Array of models used to populate the collection.
1288       * @param {Object} [options={}]
1289       */
1290      initialize: function( models, options ) {
1291          /**
1292           * call 'initialize' directly on the parent class
1293           */
1294          Attachments.prototype.initialize.apply( this, arguments );
1295          this.multiple = options && options.multiple;
1296  
1297          this.on( 'add remove reset', _.bind( this.single, this, false ) );
1298      },
1299  
1300      /**
1301       * If the workflow does not support multi-select, clear out the selection
1302       * before adding a new attachment to it.
1303       *
1304       * @param {Array} models
1305       * @param {Object} options
1306       * @return {wp.media.model.Attachment[]}
1307       */
1308      add: function( models, options ) {
1309          if ( ! this.multiple ) {
1310              this.remove( this.models );
1311          }
1312          /**
1313           * call 'add' directly on the parent class
1314           */
1315          return Attachments.prototype.add.call( this, models, options );
1316      },
1317  
1318      /**
1319       * Fired when toggling (clicking on) an attachment in the modal.
1320       *
1321       * @param {undefined|boolean|wp.media.model.Attachment} model
1322       *
1323       * @fires wp.media.model.Selection#selection:single
1324       * @fires wp.media.model.Selection#selection:unsingle
1325       *
1326       * @return {Backbone.Model}
1327       */
1328      single: function( model ) {
1329          var previous = this._single;
1330  
1331          // If a `model` is provided, use it as the single model.
1332          if ( model ) {
1333              this._single = model;
1334          }
1335          // If the single model isn't in the selection, remove it.
1336          if ( this._single && ! this.get( this._single.cid ) ) {
1337              delete this._single;
1338          }
1339  
1340          this._single = this._single || this.last();
1341  
1342          // If single has changed, fire an event.
1343          if ( this._single !== previous ) {
1344              if ( previous ) {
1345                  previous.trigger( 'selection:unsingle', previous, this );
1346  
1347                  // If the model was already removed, trigger the collection
1348                  // event manually.
1349                  if ( ! this.get( previous.cid ) ) {
1350                      this.trigger( 'selection:unsingle', previous, this );
1351                  }
1352              }
1353              if ( this._single ) {
1354                  this._single.trigger( 'selection:single', this._single, this );
1355              }
1356          }
1357  
1358          // Return the single model, or the last model as a fallback.
1359          return this._single;
1360      }
1361  });
1362  
1363  module.exports = Selection;
1364  
1365  
1366  /***/ }
1367  
1368  /******/     });
1369  /************************************************************************/
1370  /******/     // The module cache
1371  /******/     const __webpack_module_cache__ = {};
1372  /******/     
1373  /******/     // The require function
1374  /******/ 	function __webpack_require__(moduleId) {
1375  /******/         // Check if module is in cache
1376  /******/         const cachedModule = __webpack_module_cache__[moduleId];
1377  /******/         if (cachedModule !== undefined) {
1378  /******/             return cachedModule.exports;
1379  /******/         }
1380  /******/         // Create a new module (and put it into the cache)
1381  /******/         const module = __webpack_module_cache__[moduleId] = {
1382  /******/             // no module.id needed
1383  /******/             // no module.loaded needed
1384  /******/             exports: {}
1385  /******/         };
1386  /******/     
1387  /******/         // Execute the module function
1388  /******/         __webpack_modules__[moduleId](module, module.exports, __webpack_require__);
1389  /******/     
1390  /******/         // Return the exports of the module
1391  /******/         return module.exports;
1392  /******/     }
1393  /******/     
1394  /************************************************************************/
1395  /**
1396   * @output wp-includes/js/media-models.js
1397   */
1398  
1399  var Attachment, Attachments, l10n, media;
1400  
1401  /** @namespace wp */
1402  window.wp = window.wp || {};
1403  
1404  /**
1405   * Create and return a media frame.
1406   *
1407   * Handles the default media experience.
1408   *
1409   * @alias wp.media
1410   * @memberOf wp
1411   * @namespace
1412   *
1413   * @param {Object} attributes The properties passed to the main media controller.
1414   * @return {wp.media.view.MediaFrame} A media workflow.
1415   */
1416  media = wp.media = function( attributes ) {
1417      var MediaFrame = media.view.MediaFrame,
1418          frame;
1419  
1420      if ( ! MediaFrame ) {
1421          return;
1422      }
1423  
1424      attributes = _.defaults( attributes || {}, {
1425          frame: 'select'
1426      });
1427  
1428      if ( 'select' === attributes.frame && MediaFrame.Select ) {
1429          frame = new MediaFrame.Select( attributes );
1430      } else if ( 'post' === attributes.frame && MediaFrame.Post ) {
1431          frame = new MediaFrame.Post( attributes );
1432      } else if ( 'manage' === attributes.frame && MediaFrame.Manage ) {
1433          frame = new MediaFrame.Manage( attributes );
1434      } else if ( 'image' === attributes.frame && MediaFrame.ImageDetails ) {
1435          frame = new MediaFrame.ImageDetails( attributes );
1436      } else if ( 'audio' === attributes.frame && MediaFrame.AudioDetails ) {
1437          frame = new MediaFrame.AudioDetails( attributes );
1438      } else if ( 'video' === attributes.frame && MediaFrame.VideoDetails ) {
1439          frame = new MediaFrame.VideoDetails( attributes );
1440      } else if ( 'edit-attachments' === attributes.frame && MediaFrame.EditAttachments ) {
1441          frame = new MediaFrame.EditAttachments( attributes );
1442      }
1443  
1444      delete attributes.frame;
1445  
1446      media.frame = frame;
1447  
1448      return frame;
1449  };
1450  
1451  /** @namespace wp.media.model */
1452  /** @namespace wp.media.view */
1453  /** @namespace wp.media.controller */
1454  /** @namespace wp.media.frames */
1455  _.extend( media, { model: {}, view: {}, controller: {}, frames: {} });
1456  
1457  // Link any localized strings.
1458  l10n = media.model.l10n = window._wpMediaModelsL10n || {};
1459  
1460  // Link any settings.
1461  media.model.settings = l10n.settings || {};
1462  delete l10n.settings;
1463  
1464  Attachment = media.model.Attachment = __webpack_require__( 3343 );
1465  Attachments = media.model.Attachments = __webpack_require__( 8266 );
1466  
1467  media.model.Query = __webpack_require__( 1288 );
1468  media.model.PostImage = __webpack_require__( 9104 );
1469  media.model.Selection = __webpack_require__( 4134 );
1470  
1471  /**
1472   * ========================================================================
1473   * UTILITIES
1474   * ========================================================================
1475   */
1476  
1477  /**
1478   * A basic equality comparator for Backbone models.
1479   *
1480   * Used to order models within a collection - @see wp.media.model.Attachments.comparator().
1481   *
1482   * @param {mixed}  a  The primary parameter to compare.
1483   * @param {mixed}  b  The primary parameter to compare.
1484   * @param {string} ac The fallback parameter to compare, a's cid.
1485   * @param {string} bc The fallback parameter to compare, b's cid.
1486   * @return {number} -1: a should come before b.
1487   *                   0: a and b are of the same rank.
1488   *                   1: b should come before a.
1489   */
1490  media.compare = function( a, b, ac, bc ) {
1491      if ( _.isEqual( a, b ) ) {
1492          return ac === bc ? 0 : (ac > bc ? -1 : 1);
1493      } else {
1494          return a > b ? -1 : 1;
1495      }
1496  };
1497  
1498  _.extend( media, /** @lends wp.media */{
1499      /**
1500       * media.template( id )
1501       *
1502       * Fetch a JavaScript template for an id, and return a templating function for it.
1503       *
1504       * See wp.template() in `wp-includes/js/wp-util.js`.
1505       *
1506       * @borrows wp.template as template
1507       */
1508      template: wp.template,
1509  
1510      /**
1511       * media.post( [action], [data] )
1512       *
1513       * Sends a POST request to WordPress.
1514       * See wp.ajax.post() in `wp-includes/js/wp-util.js`.
1515       *
1516       * @borrows wp.ajax.post as post
1517       */
1518      post: wp.ajax.post,
1519  
1520      /**
1521       * media.ajax( [action], [options] )
1522       *
1523       * Sends an XHR request to WordPress.
1524       * See wp.ajax.send() in `wp-includes/js/wp-util.js`.
1525       *
1526       * @borrows wp.ajax.send as ajax
1527       */
1528      ajax: wp.ajax.send,
1529  
1530      /**
1531       * Scales a set of dimensions to fit within bounding dimensions.
1532       *
1533       * @param {Object} dimensions
1534       * @return {Object}
1535       */
1536      fit: function( dimensions ) {
1537          var width     = dimensions.width,
1538              height    = dimensions.height,
1539              maxWidth  = dimensions.maxWidth,
1540              maxHeight = dimensions.maxHeight,
1541              constraint;
1542  
1543          /*
1544           * Compare ratios between the two values to determine
1545           * which max to constrain by. If a max value doesn't exist,
1546           * then the opposite side is the constraint.
1547           */
1548          if ( ! _.isUndefined( maxWidth ) && ! _.isUndefined( maxHeight ) ) {
1549              constraint = ( width / height > maxWidth / maxHeight ) ? 'width' : 'height';
1550          } else if ( _.isUndefined( maxHeight ) ) {
1551              constraint = 'width';
1552          } else if (  _.isUndefined( maxWidth ) && height > maxHeight ) {
1553              constraint = 'height';
1554          }
1555  
1556          // If the value of the constrained side is larger than the max,
1557          // then scale the values. Otherwise return the originals; they fit.
1558          if ( 'width' === constraint && width > maxWidth ) {
1559              return {
1560                  width : maxWidth,
1561                  height: Math.round( maxWidth * height / width )
1562              };
1563          } else if ( 'height' === constraint && height > maxHeight ) {
1564              return {
1565                  width : Math.round( maxHeight * width / height ),
1566                  height: maxHeight
1567              };
1568          } else {
1569              return {
1570                  width : width,
1571                  height: height
1572              };
1573          }
1574      },
1575      /**
1576       * Truncates a string by injecting an ellipsis into the middle.
1577       * Useful for filenames.
1578       *
1579       * @param {string} string
1580       * @param {number} [length=30]
1581       * @param {string} [replacement=&hellip;]
1582       * @return {string} The string, unless length is greater than string.length.
1583       */
1584      truncate: function( string, length, replacement ) {
1585          length = length || 30;
1586          replacement = replacement || '&hellip;';
1587  
1588          if ( string.length <= length ) {
1589              return string;
1590          }
1591  
1592          return string.substr( 0, length / 2 ) + replacement + string.substr( -1 * length / 2 );
1593      }
1594  });
1595  
1596  /**
1597   * ========================================================================
1598   * MODELS
1599   * ========================================================================
1600   */
1601  /**
1602   * wp.media.attachment
1603   *
1604   * @static
1605   * @param {string} id A string used to identify a model.
1606   * @return {wp.media.model.Attachment}
1607   */
1608  media.attachment = function( id ) {
1609      return Attachment.get( id );
1610  };
1611  
1612  /**
1613   * A collection of all attachments that have been fetched from the server.
1614   *
1615   * @static
1616   * @member {wp.media.model.Attachments}
1617   */
1618  Attachments.all = new Attachments();
1619  
1620  /**
1621   * wp.media.query
1622   *
1623   * Shorthand for creating a new Attachments Query.
1624   *
1625   * @param {Object} [props]
1626   * @return {wp.media.model.Attachments}
1627   */
1628  media.query = function( props ) {
1629      return new Attachments( null, {
1630          props: _.extend( _.defaults( props || {}, { orderby: 'date' } ), { query: true } )
1631      });
1632  };
1633  
1634  /******/ })()
1635  ;