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PHP Cross Reference of WordPress Trunk (Updated Daily) |
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1 /** 2 * @output wp-includes/js/wp-api.js 3 */ 4 5 (function( window, undefined ) { 6 7 'use strict'; 8 9 /** 10 * Initialize the WP_API. 11 */ 12 function WP_API() { 13 /** @namespace wp.api.models */ 14 this.models = {}; 15 /** @namespace wp.api.collections */ 16 this.collections = {}; 17 /** @namespace wp.api.views */ 18 this.views = {}; 19 } 20 21 /** @namespace wp */ 22 window.wp = window.wp || {}; 23 /** @namespace wp.api */ 24 wp.api = wp.api || new WP_API(); 25 wp.api.versionString = wp.api.versionString || 'wp/v2/'; 26 27 // Alias _includes to _.contains, ensuring it is available if lodash is used. 28 if ( ! _.isFunction( _.includes ) && _.isFunction( _.contains ) ) { 29 _.includes = _.contains; 30 } 31 32 })( window ); 33 34 (function( window, undefined ) { 35 36 'use strict'; 37 38 var pad, r; 39 40 /** @namespace wp */ 41 window.wp = window.wp || {}; 42 /** @namespace wp.api */ 43 wp.api = wp.api || {}; 44 /** @namespace wp.api.utils */ 45 wp.api.utils = wp.api.utils || {}; 46 47 /** 48 * Determine model based on API route. 49 * 50 * @param {string} route The API route. 51 * 52 * @return {Backbone Model} The model found at given route. Undefined if not found. 53 */ 54 wp.api.getModelByRoute = function( route ) { 55 return _.find( wp.api.models, function( model ) { 56 return model.prototype.route && route === model.prototype.route.index; 57 } ); 58 }; 59 60 /** 61 * Determine collection based on API route. 62 * 63 * @param {string} route The API route. 64 * 65 * @return {Backbone Model} The collection found at given route. Undefined if not found. 66 */ 67 wp.api.getCollectionByRoute = function( route ) { 68 return _.find( wp.api.collections, function( collection ) { 69 return collection.prototype.route && route === collection.prototype.route.index; 70 } ); 71 }; 72 73 74 /** 75 * ECMAScript 5 shim, adapted from MDN. 76 * @link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/toISOString 77 */ 78 if ( ! Date.prototype.toISOString ) { 79 pad = function( number ) { 80 r = String( number ); 81 if ( 1 === r.length ) { 82 r = '0' + r; 83 } 84 85 return r; 86 }; 87 88 Date.prototype.toISOString = function() { 89 return this.getUTCFullYear() + 90 '-' + pad( this.getUTCMonth() + 1 ) + 91 '-' + pad( this.getUTCDate() ) + 92 'T' + pad( this.getUTCHours() ) + 93 ':' + pad( this.getUTCMinutes() ) + 94 ':' + pad( this.getUTCSeconds() ) + 95 '.' + String( ( this.getUTCMilliseconds() / 1000 ).toFixed( 3 ) ).slice( 2, 5 ) + 96 'Z'; 97 }; 98 } 99 100 /** 101 * Parse date into ISO8601 format. 102 * 103 * @param {Date} date. 104 */ 105 wp.api.utils.parseISO8601 = function( date ) { 106 var timestamp, struct, i, k, 107 minutesOffset = 0, 108 numericKeys = [ 1, 4, 5, 6, 7, 10, 11 ]; 109 110 /* 111 * ES5 §15.9.4.2 states that the string should attempt to be parsed as a Date Time String Format string 112 * before falling back to any implementation-specific date parsing, so that’s what we do, even if native 113 * implementations could be faster. 114 */ 115 // 1 YYYY 2 MM 3 DD 4 HH 5 mm 6 ss 7 msec 8 Z 9 ± 10 tzHH 11 tzmm 116 if ( ( struct = /^(\d{4}|[+\-]\d{6})(?:-(\d{2})(?:-(\d{2}))?)?(?:T(\d{2}):(\d{2})(?::(\d{2})(?:\.(\d{3}))?)?(?:(Z)|([+\-])(\d{2})(?::(\d{2}))?)?)?$/.exec( date ) ) ) { 117 118 // Avoid NaN timestamps caused by “undefined” values being passed to Date.UTC. 119 for ( i = 0; ( k = numericKeys[i] ); ++i ) { 120 struct[k] = +struct[k] || 0; 121 } 122 123 // Allow undefined days and months. 124 struct[2] = ( +struct[2] || 1 ) - 1; 125 struct[3] = +struct[3] || 1; 126 127 if ( 'Z' !== struct[8] && undefined !== struct[9] ) { 128 minutesOffset = struct[10] * 60 + struct[11]; 129 130 if ( '+' === struct[9] ) { 131 minutesOffset = 0 - minutesOffset; 132 } 133 } 134 135 timestamp = Date.UTC( struct[1], struct[2], struct[3], struct[4], struct[5] + minutesOffset, struct[6], struct[7] ); 136 } else { 137 timestamp = Date.parse ? Date.parse( date ) : NaN; 138 } 139 140 return timestamp; 141 }; 142 143 /** 144 * Helper function for getting the root URL. 145 * @return {[type]} [description] 146 */ 147 wp.api.utils.getRootUrl = function() { 148 return window.location.origin ? 149 window.location.origin + '/' : 150 window.location.protocol + '//' + window.location.host + '/'; 151 }; 152 153 /** 154 * Helper for capitalizing strings. 155 */ 156 wp.api.utils.capitalize = function( str ) { 157 if ( _.isUndefined( str ) ) { 158 return str; 159 } 160 return str.charAt( 0 ).toUpperCase() + str.slice( 1 ); 161 }; 162 163 /** 164 * Helper function that capitalizes the first word and camel cases any words starting 165 * after dashes, removing the dashes. 166 */ 167 wp.api.utils.capitalizeAndCamelCaseDashes = function( str ) { 168 if ( _.isUndefined( str ) ) { 169 return str; 170 } 171 str = wp.api.utils.capitalize( str ); 172 173 return wp.api.utils.camelCaseDashes( str ); 174 }; 175 176 /** 177 * Helper function to camel case the letter after dashes, removing the dashes. 178 */ 179 wp.api.utils.camelCaseDashes = function( str ) { 180 return str.replace( /-([a-z])/g, function( g ) { 181 return g[ 1 ].toUpperCase(); 182 } ); 183 }; 184 185 /** 186 * Extract a route part based on negative index. 187 * 188 * @param {string} route The endpoint route. 189 * @param {number} part The number of parts from the end of the route to retrieve. Default 1. 190 * Example route `/a/b/c`: part 1 is `c`, part 2 is `b`, part 3 is `a`. 191 * @param {string} [versionString] Version string, defaults to `wp.api.versionString`. 192 * @param {boolean} [reverse] Whether to reverse the order when extracting the route part. Optional, default false. 193 */ 194 wp.api.utils.extractRoutePart = function( route, part, versionString, reverse ) { 195 var routeParts; 196 197 part = part || 1; 198 versionString = versionString || wp.api.versionString; 199 200 // Remove versions string from route to avoid returning it. 201 if ( 0 === route.indexOf( '/' + versionString ) ) { 202 route = route.substr( versionString.length + 1 ); 203 } 204 205 routeParts = route.split( '/' ); 206 if ( reverse ) { 207 routeParts = routeParts.reverse(); 208 } 209 if ( _.isUndefined( routeParts[ --part ] ) ) { 210 return ''; 211 } 212 return routeParts[ part ]; 213 }; 214 215 /** 216 * Extract a parent name from a passed route. 217 * 218 * @param {string} route The route to extract a name from. 219 */ 220 wp.api.utils.extractParentName = function( route ) { 221 var name, 222 lastSlash = route.lastIndexOf( '_id>[\\d]+)/' ); 223 224 if ( lastSlash < 0 ) { 225 return ''; 226 } 227 name = route.substr( 0, lastSlash - 1 ); 228 name = name.split( '/' ); 229 name.pop(); 230 name = name.pop(); 231 return name; 232 }; 233 234 /** 235 * Add args and options to a model prototype from a route's endpoints. 236 * 237 * @param {Array} routeEndpoints Array of route endpoints. 238 * @param {Object} modelInstance An instance of the model (or collection) 239 * to add the args to. 240 */ 241 wp.api.utils.decorateFromRoute = function( routeEndpoints, modelInstance ) { 242 243 /** 244 * Build the args based on route endpoint data. 245 */ 246 _.each( routeEndpoints, function( routeEndpoint ) { 247 248 // Add post and edit endpoints as model args. 249 if ( _.includes( routeEndpoint.methods, 'POST' ) || _.includes( routeEndpoint.methods, 'PUT' ) ) { 250 251 // Add any non-empty args, merging them into the args object. 252 if ( ! _.isEmpty( routeEndpoint.args ) ) { 253 254 // Set as default if no args yet. 255 if ( _.isEmpty( modelInstance.prototype.args ) ) { 256 modelInstance.prototype.args = routeEndpoint.args; 257 } else { 258 259 // We already have args, merge these new args in. 260 modelInstance.prototype.args = _.extend( modelInstance.prototype.args, routeEndpoint.args ); 261 } 262 } 263 } else { 264 265 // Add GET method as model options. 266 if ( _.includes( routeEndpoint.methods, 'GET' ) ) { 267 268 // Add any non-empty args, merging them into the defaults object. 269 if ( ! _.isEmpty( routeEndpoint.args ) ) { 270 271 // Set as default if no defaults yet. 272 if ( _.isEmpty( modelInstance.prototype.options ) ) { 273 modelInstance.prototype.options = routeEndpoint.args; 274 } else { 275 276 // We already have options, merge these new args in. 277 modelInstance.prototype.options = _.extend( modelInstance.prototype.options, routeEndpoint.args ); 278 } 279 } 280 281 } 282 } 283 284 } ); 285 286 }; 287 288 /** 289 * Add mixins and helpers to models depending on their defaults. 290 * 291 * @param {Backbone Model} model The model to attach helpers and mixins to. 292 * @param {string} modelClassName The classname of the constructed model. 293 * @param {Object} loadingObjects An object containing the models and collections we are building. 294 */ 295 wp.api.utils.addMixinsAndHelpers = function( model, modelClassName, loadingObjects ) { 296 297 var hasDate = false, 298 299 /** 300 * Array of parseable dates. 301 * 302 * @type {string[]}. 303 */ 304 parseableDates = [ 'date', 'modified', 'date_gmt', 'modified_gmt' ], 305 306 /** 307 * Mixin for all content that is time stamped. 308 * 309 * This mixin converts between mysql timestamps and JavaScript Dates when syncing a model 310 * to or from the server. For example, a date stored as `2015-12-27T21:22:24` on the server 311 * gets expanded to `Sun Dec 27 2015 14:22:24 GMT-0700 (MST)` when the model is fetched. 312 * 313 * @type {{toJSON: toJSON, parse: parse}}. 314 */ 315 TimeStampedMixin = { 316 317 /** 318 * Prepare a JavaScript Date for transmitting to the server. 319 * 320 * This helper function accepts a field and Date object. It converts the passed Date 321 * to an ISO string and sets that on the model field. 322 * 323 * @param {Date} date A JavaScript date object. WordPress expects dates in UTC. 324 * @param {string} field The date field to set. One of 'date', 'date_gmt', 'date_modified' 325 * or 'date_modified_gmt'. Optional, defaults to 'date'. 326 */ 327 setDate: function( date, field ) { 328 var theField = field || 'date'; 329 330 // Don't alter non-parsable date fields. 331 if ( _.indexOf( parseableDates, theField ) < 0 ) { 332 return false; 333 } 334 335 this.set( theField, date.toISOString() ); 336 }, 337 338 /** 339 * Get a JavaScript Date from the passed field. 340 * 341 * WordPress returns 'date' and 'date_modified' in the timezone of the server as well as 342 * UTC dates as 'date_gmt' and 'date_modified_gmt'. Draft posts do not include UTC dates. 343 * 344 * @param {string} field The date field to set. One of 'date', 'date_gmt', 'date_modified' 345 * or 'date_modified_gmt'. Optional, defaults to 'date'. 346 */ 347 getDate: function( field ) { 348 var theField = field || 'date', 349 theISODate = this.get( theField ); 350 351 // Only get date fields and non-null values. 352 if ( _.indexOf( parseableDates, theField ) < 0 || _.isNull( theISODate ) ) { 353 return false; 354 } 355 356 return new Date( wp.api.utils.parseISO8601( theISODate ) ); 357 } 358 }, 359 360 /** 361 * Build a helper function to retrieve related model. 362 * 363 * @param {string} parentModel The parent model. 364 * @param {number} modelId The model ID if the object to request 365 * @param {string} modelName The model name to use when constructing the model. 366 * @param {string} embedSourcePoint Where to check the embedded object for _embed data. 367 * @param {string} embedCheckField Which model field to check to see if the model has data. 368 * 369 * @return {Deferred.promise} A promise which resolves to the constructed model. 370 */ 371 buildModelGetter = function( parentModel, modelId, modelName, embedSourcePoint, embedCheckField ) { 372 var getModel, embeddedObjects, attributes, deferred; 373 374 deferred = jQuery.Deferred(); 375 embeddedObjects = parentModel.get( '_embedded' ) || {}; 376 377 // Verify that we have a valid object id. 378 if ( ! _.isNumber( modelId ) || 0 === modelId ) { 379 deferred.reject(); 380 return deferred; 381 } 382 383 // If we have embedded object data, use that when constructing the getModel. 384 if ( embeddedObjects[ embedSourcePoint ] ) { 385 attributes = _.findWhere( embeddedObjects[ embedSourcePoint ], { id: modelId } ); 386 } 387 388 // Otherwise use the modelId. 389 if ( ! attributes ) { 390 attributes = { id: modelId }; 391 } 392 393 // Create the new getModel model. 394 getModel = new wp.api.models[ modelName ]( attributes ); 395 396 if ( ! getModel.get( embedCheckField ) ) { 397 getModel.fetch( { 398 success: function( getModel ) { 399 deferred.resolve( getModel ); 400 }, 401 error: function( getModel, response ) { 402 deferred.reject( response ); 403 } 404 } ); 405 } else { 406 // Resolve with the embedded model. 407 deferred.resolve( getModel ); 408 } 409 410 // Return a promise. 411 return deferred.promise(); 412 }, 413 414 /** 415 * Build a helper to retrieve a collection. 416 * 417 * @param {string} parentModel The parent model. 418 * @param {string} collectionName The name to use when constructing the collection. 419 * @param {string} embedSourcePoint Where to check the embedded object for _embed data. 420 * @param {string} embedIndex An additional optional index for the _embed data. 421 * 422 * @return {Deferred.promise} A promise which resolves to the constructed collection. 423 */ 424 buildCollectionGetter = function( parentModel, collectionName, embedSourcePoint, embedIndex ) { 425 /** 426 * Returns a promise that resolves to the requested collection 427 * 428 * Uses the embedded data if available, otherwise fetches the 429 * data from the server. 430 * 431 * @return {Deferred.promise} promise Resolves to a wp.api.collections[ collectionName ] 432 * collection. 433 */ 434 var postId, embeddedObjects, getObjects, 435 classProperties = '', 436 properties = '', 437 deferred = jQuery.Deferred(); 438 439 postId = parentModel.get( 'id' ); 440 embeddedObjects = parentModel.get( '_embedded' ) || {}; 441 442 // Verify that we have a valid post ID. 443 if ( ! _.isNumber( postId ) || 0 === postId ) { 444 deferred.reject(); 445 return deferred; 446 } 447 448 // If we have embedded getObjects data, use that when constructing the getObjects. 449 if ( ! _.isUndefined( embedSourcePoint ) && ! _.isUndefined( embeddedObjects[ embedSourcePoint ] ) ) { 450 451 // Some embeds also include an index offset, check for that. 452 if ( _.isUndefined( embedIndex ) ) { 453 454 // Use the embed source point directly. 455 properties = embeddedObjects[ embedSourcePoint ]; 456 } else { 457 458 // Add the index to the embed source point. 459 properties = embeddedObjects[ embedSourcePoint ][ embedIndex ]; 460 } 461 } else { 462 463 // Otherwise use the postId. 464 classProperties = { parent: postId }; 465 } 466 467 // Create the new getObjects collection. 468 getObjects = new wp.api.collections[ collectionName ]( properties, classProperties ); 469 470 // If we didn’t have embedded getObjects, fetch the getObjects data. 471 if ( _.isUndefined( getObjects.models[0] ) ) { 472 getObjects.fetch( { 473 success: function( getObjects ) { 474 475 // Add a helper 'parent_post' attribute onto the model. 476 setHelperParentPost( getObjects, postId ); 477 deferred.resolve( getObjects ); 478 }, 479 error: function( getModel, response ) { 480 deferred.reject( response ); 481 } 482 } ); 483 } else { 484 485 // Add a helper 'parent_post' attribute onto the model. 486 setHelperParentPost( getObjects, postId ); 487 deferred.resolve( getObjects ); 488 } 489 490 // Return a promise. 491 return deferred.promise(); 492 493 }, 494 495 /** 496 * Set the model post parent. 497 */ 498 setHelperParentPost = function( collection, postId ) { 499 500 // Attach post_parent id to the collection. 501 _.each( collection.models, function( model ) { 502 model.set( 'parent_post', postId ); 503 } ); 504 }, 505 506 /** 507 * Add a helper function to handle post Meta. 508 */ 509 MetaMixin = { 510 511 /** 512 * Get meta by key for a post. 513 * 514 * @param {string} key The meta key. 515 * 516 * @return {Object} The post meta value. 517 */ 518 getMeta: function( key ) { 519 var metas = this.get( 'meta' ); 520 return metas[ key ]; 521 }, 522 523 /** 524 * Get all meta key/values for a post. 525 * 526 * @return {Object} The post metas, as a key value pair object. 527 */ 528 getMetas: function() { 529 return this.get( 'meta' ); 530 }, 531 532 /** 533 * Set a group of meta key/values for a post. 534 * 535 * @param {Object} meta The post meta to set, as key/value pairs. 536 */ 537 setMetas: function( meta ) { 538 var metas = this.get( 'meta' ); 539 _.extend( metas, meta ); 540 this.set( 'meta', metas ); 541 }, 542 543 /** 544 * Set a single meta value for a post, by key. 545 * 546 * @param {string} key The meta key. 547 * @param {Object} value The meta value. 548 */ 549 setMeta: function( key, value ) { 550 var metas = this.get( 'meta' ); 551 metas[ key ] = value; 552 this.set( 'meta', metas ); 553 } 554 }, 555 556 /** 557 * Add a helper function to handle post Revisions. 558 */ 559 RevisionsMixin = { 560 getRevisions: function() { 561 return buildCollectionGetter( this, 'PostRevisions' ); 562 } 563 }, 564 565 /** 566 * Add a helper function to handle post Tags. 567 */ 568 TagsMixin = { 569 570 /** 571 * Get the tags for a post. 572 * 573 * @return {Deferred.promise} promise Resolves to an array of tags. 574 */ 575 getTags: function() { 576 var tagIds = this.get( 'tags' ), 577 tags = new wp.api.collections.Tags(); 578 579 // Resolve with an empty array if no tags. 580 if ( _.isEmpty( tagIds ) ) { 581 return jQuery.Deferred().resolve( [] ); 582 } 583 584 return tags.fetch( { data: { include: tagIds } } ); 585 }, 586 587 /** 588 * Set the tags for a post. 589 * 590 * Accepts an array of tag slugs, or a Tags collection. 591 * 592 * @param {Array|Backbone.Collection} tags The tags to set on the post. 593 * 594 */ 595 setTags: function( tags ) { 596 var allTags, newTag, 597 self = this, 598 newTags = []; 599 600 if ( _.isString( tags ) ) { 601 return false; 602 } 603 604 // If this is an array of slugs, build a collection. 605 if ( _.isArray( tags ) ) { 606 607 // Get all the tags. 608 allTags = new wp.api.collections.Tags(); 609 allTags.fetch( { 610 data: { per_page: 100 }, 611 success: function( alltags ) { 612 613 // Find the passed tags and set them up. 614 _.each( tags, function( tag ) { 615 newTag = new wp.api.models.Tag( alltags.findWhere( { slug: tag } ) ); 616 617 // Tie the new tag to the post. 618 newTag.set( 'parent_post', self.get( 'id' ) ); 619 620 // Add the new tag to the collection. 621 newTags.push( newTag ); 622 } ); 623 tags = new wp.api.collections.Tags( newTags ); 624 self.setTagsWithCollection( tags ); 625 } 626 } ); 627 628 } else { 629 this.setTagsWithCollection( tags ); 630 } 631 }, 632 633 /** 634 * Set the tags for a post. 635 * 636 * Accepts a Tags collection. 637 * 638 * @param {Array|Backbone.Collection} tags The tags to set on the post. 639 * 640 */ 641 setTagsWithCollection: function( tags ) { 642 643 // Pluck out the category IDs. 644 this.set( 'tags', tags.pluck( 'id' ) ); 645 return this.save(); 646 } 647 }, 648 649 /** 650 * Add a helper function to handle post Categories. 651 */ 652 CategoriesMixin = { 653 654 /** 655 * Get a the categories for a post. 656 * 657 * @return {Deferred.promise} promise Resolves to an array of categories. 658 */ 659 getCategories: function() { 660 var categoryIds = this.get( 'categories' ), 661 categories = new wp.api.collections.Categories(); 662 663 // Resolve with an empty array if no categories. 664 if ( _.isEmpty( categoryIds ) ) { 665 return jQuery.Deferred().resolve( [] ); 666 } 667 668 return categories.fetch( { data: { include: categoryIds } } ); 669 }, 670 671 /** 672 * Set the categories for a post. 673 * 674 * Accepts an array of category slugs, or a Categories collection. 675 * 676 * @param {Array|Backbone.Collection} categories The categories to set on the post. 677 * 678 */ 679 setCategories: function( categories ) { 680 var allCategories, newCategory, 681 self = this, 682 newCategories = []; 683 684 if ( _.isString( categories ) ) { 685 return false; 686 } 687 688 // If this is an array of slugs, build a collection. 689 if ( _.isArray( categories ) ) { 690 691 // Get all the categories. 692 allCategories = new wp.api.collections.Categories(); 693 allCategories.fetch( { 694 data: { per_page: 100 }, 695 success: function( allcats ) { 696 697 // Find the passed categories and set them up. 698 _.each( categories, function( category ) { 699 newCategory = new wp.api.models.Category( allcats.findWhere( { slug: category } ) ); 700 701 // Tie the new category to the post. 702 newCategory.set( 'parent_post', self.get( 'id' ) ); 703 704 // Add the new category to the collection. 705 newCategories.push( newCategory ); 706 } ); 707 categories = new wp.api.collections.Categories( newCategories ); 708 self.setCategoriesWithCollection( categories ); 709 } 710 } ); 711 712 } else { 713 this.setCategoriesWithCollection( categories ); 714 } 715 716 }, 717 718 /** 719 * Set the categories for a post. 720 * 721 * Accepts Categories collection. 722 * 723 * @param {Array|Backbone.Collection} categories The categories to set on the post. 724 * 725 */ 726 setCategoriesWithCollection: function( categories ) { 727 728 // Pluck out the category IDs. 729 this.set( 'categories', categories.pluck( 'id' ) ); 730 return this.save(); 731 } 732 }, 733 734 /** 735 * Add a helper function to retrieve the author user model. 736 */ 737 AuthorMixin = { 738 getAuthorUser: function() { 739 return buildModelGetter( this, this.get( 'author' ), 'User', 'author', 'name' ); 740 } 741 }, 742 743 /** 744 * Add a helper function to retrieve the featured media. 745 */ 746 FeaturedMediaMixin = { 747 getFeaturedMedia: function() { 748 return buildModelGetter( this, this.get( 'featured_media' ), 'Media', 'wp:featuredmedia', 'source_url' ); 749 } 750 }; 751 752 // Exit if we don't have valid model defaults. 753 if ( _.isUndefined( model.prototype.args ) ) { 754 return model; 755 } 756 757 // Go thru the parsable date fields, if our model contains any of them it gets the TimeStampedMixin. 758 _.each( parseableDates, function( theDateKey ) { 759 if ( ! _.isUndefined( model.prototype.args[ theDateKey ] ) ) { 760 hasDate = true; 761 } 762 } ); 763 764 // Add the TimeStampedMixin for models that contain a date field. 765 if ( hasDate ) { 766 model = model.extend( TimeStampedMixin ); 767 } 768 769 // Add the AuthorMixin for models that contain an author. 770 if ( ! _.isUndefined( model.prototype.args.author ) ) { 771 model = model.extend( AuthorMixin ); 772 } 773 774 // Add the FeaturedMediaMixin for models that contain a featured_media. 775 if ( ! _.isUndefined( model.prototype.args.featured_media ) ) { 776 model = model.extend( FeaturedMediaMixin ); 777 } 778 779 // Add the CategoriesMixin for models that support categories collections. 780 if ( ! _.isUndefined( model.prototype.args.categories ) ) { 781 model = model.extend( CategoriesMixin ); 782 } 783 784 // Add the MetaMixin for models that support meta. 785 if ( ! _.isUndefined( model.prototype.args.meta ) ) { 786 model = model.extend( MetaMixin ); 787 } 788 789 // Add the TagsMixin for models that support tags collections. 790 if ( ! _.isUndefined( model.prototype.args.tags ) ) { 791 model = model.extend( TagsMixin ); 792 } 793 794 // Add the RevisionsMixin for models that support revisions collections. 795 if ( ! _.isUndefined( loadingObjects.collections[ modelClassName + 'Revisions' ] ) ) { 796 model = model.extend( RevisionsMixin ); 797 } 798 799 return model; 800 }; 801 802 })( window ); 803 804 /* global wpApiSettings:false */ 805 806 // Suppress warning about parse function's unused "options" argument: 807 /* jshint unused:false */ 808 (function() { 809 810 'use strict'; 811 812 var wpApiSettings = window.wpApiSettings || {}, 813 trashableTypes = [ 'Comment', 'Media', 'Comment', 'Post', 'Page', 'Status', 'Taxonomy', 'Type' ]; 814 815 /** 816 * Backbone base model for all models. 817 */ 818 wp.api.WPApiBaseModel = Backbone.Model.extend( 819 /** @lends WPApiBaseModel.prototype */ 820 { 821 822 // Initialize the model. 823 initialize: function() { 824 825 /** 826 * Types that don't support trashing require passing ?force=true to delete. 827 * 828 */ 829 if ( -1 === _.indexOf( trashableTypes, this.name ) ) { 830 this.requireForceForDelete = true; 831 } 832 }, 833 834 /** 835 * Set nonce header before every Backbone sync. 836 * 837 * @param {string} method. 838 * @param {Backbone.Model} model. 839 * @param {{beforeSend}, *} options. 840 * @return {*}. 841 */ 842 sync: function( method, model, options ) { 843 var beforeSend; 844 845 options = options || {}; 846 847 // Remove date_gmt if null. 848 if ( _.isNull( model.get( 'date_gmt' ) ) ) { 849 model.unset( 'date_gmt' ); 850 } 851 852 // Remove slug if empty. 853 if ( _.isEmpty( model.get( 'slug' ) ) ) { 854 model.unset( 'slug' ); 855 } 856 857 if ( _.isFunction( model.nonce ) && ! _.isEmpty( model.nonce() ) ) { 858 beforeSend = options.beforeSend; 859 860 // @todo Enable option for jsonp endpoints. 861 // options.dataType = 'jsonp'; 862 863 // Include the nonce with requests. 864 options.beforeSend = function( xhr ) { 865 xhr.setRequestHeader( 'X-WP-Nonce', model.nonce() ); 866 867 if ( beforeSend ) { 868 return beforeSend.apply( this, arguments ); 869 } 870 }; 871 872 // Update the nonce when a new nonce is returned with the response. 873 options.complete = function( xhr ) { 874 var returnedNonce = xhr.getResponseHeader( 'X-WP-Nonce' ); 875 876 if ( returnedNonce && _.isFunction( model.nonce ) && model.nonce() !== returnedNonce ) { 877 model.endpointModel.set( 'nonce', returnedNonce ); 878 } 879 }; 880 } 881 882 // Add '?force=true' to use delete method when required. 883 if ( this.requireForceForDelete && 'delete' === method ) { 884 model.url = model.url() + '?force=true'; 885 } 886 return Backbone.sync( method, model, options ); 887 }, 888 889 /** 890 * Save is only allowed when the PUT OR POST methods are available for the endpoint. 891 */ 892 save: function( attrs, options ) { 893 894 // Do we have the put method, then execute the save. 895 if ( _.includes( this.methods, 'PUT' ) || _.includes( this.methods, 'POST' ) ) { 896 897 // Proxy the call to the original save function. 898 return Backbone.Model.prototype.save.call( this, attrs, options ); 899 } else { 900 901 // Otherwise bail, disallowing action. 902 return false; 903 } 904 }, 905 906 /** 907 * Delete is only allowed when the DELETE method is available for the endpoint. 908 */ 909 destroy: function( options ) { 910 911 // Do we have the DELETE method, then execute the destroy. 912 if ( _.includes( this.methods, 'DELETE' ) ) { 913 914 // Proxy the call to the original save function. 915 return Backbone.Model.prototype.destroy.call( this, options ); 916 } else { 917 918 // Otherwise bail, disallowing action. 919 return false; 920 } 921 } 922 923 } 924 ); 925 926 /** 927 * API Schema model. Contains meta information about the API. 928 */ 929 wp.api.models.Schema = wp.api.WPApiBaseModel.extend( 930 /** @lends Schema.prototype */ 931 { 932 defaults: { 933 _links: {}, 934 namespace: null, 935 routes: {} 936 }, 937 938 initialize: function( attributes, options ) { 939 var model = this; 940 options = options || {}; 941 942 wp.api.WPApiBaseModel.prototype.initialize.call( model, attributes, options ); 943 944 model.apiRoot = options.apiRoot || wpApiSettings.root; 945 model.versionString = options.versionString || wpApiSettings.versionString; 946 }, 947 948 url: function() { 949 return this.apiRoot + this.versionString; 950 } 951 } 952 ); 953 })(); 954 955 ( function() { 956 957 'use strict'; 958 959 var wpApiSettings = window.wpApiSettings || {}; 960 961 /** 962 * Contains basic collection functionality such as pagination. 963 */ 964 wp.api.WPApiBaseCollection = Backbone.Collection.extend( 965 /** @lends BaseCollection.prototype */ 966 { 967 968 /** 969 * Setup default state. 970 */ 971 initialize: function( models, options ) { 972 this.state = { 973 data: {}, 974 currentPage: null, 975 totalPages: null, 976 totalObjects: null 977 }; 978 if ( _.isUndefined( options ) ) { 979 this.parent = ''; 980 } else { 981 this.parent = options.parent; 982 } 983 }, 984 985 /** 986 * Extend Backbone.Collection.sync to add nince and pagination support. 987 * 988 * Set nonce header before every Backbone sync. 989 * 990 * @param {string} method. 991 * @param {Backbone.Model} model. 992 * @param {{success}, *} options. 993 * @return {*}. 994 */ 995 sync: function( method, model, options ) { 996 var beforeSend, success, 997 self = this; 998 999 options = options || {}; 1000 1001 if ( _.isFunction( model.nonce ) && ! _.isEmpty( model.nonce() ) ) { 1002 beforeSend = options.beforeSend; 1003 1004 // Include the nonce with requests. 1005 options.beforeSend = function( xhr ) { 1006 xhr.setRequestHeader( 'X-WP-Nonce', model.nonce() ); 1007 1008 if ( beforeSend ) { 1009 return beforeSend.apply( self, arguments ); 1010 } 1011 }; 1012 1013 // Update the nonce when a new nonce is returned with the response. 1014 options.complete = function( xhr ) { 1015 var returnedNonce = xhr.getResponseHeader( 'X-WP-Nonce' ); 1016 1017 if ( returnedNonce && _.isFunction( model.nonce ) && model.nonce() !== returnedNonce ) { 1018 model.endpointModel.set( 'nonce', returnedNonce ); 1019 } 1020 }; 1021 } 1022 1023 // When reading, add pagination data. 1024 if ( 'read' === method ) { 1025 if ( options.data ) { 1026 self.state.data = _.clone( options.data ); 1027 1028 delete self.state.data.page; 1029 } else { 1030 self.state.data = options.data = {}; 1031 } 1032 1033 if ( 'undefined' === typeof options.data.page ) { 1034 self.state.currentPage = null; 1035 self.state.totalPages = null; 1036 self.state.totalObjects = null; 1037 } else { 1038 self.state.currentPage = options.data.page - 1; 1039 } 1040 1041 success = options.success; 1042 options.success = function( data, textStatus, request ) { 1043 if ( ! _.isUndefined( request ) ) { 1044 self.state.totalPages = parseInt( request.getResponseHeader( 'x-wp-totalpages' ), 10 ); 1045 self.state.totalObjects = parseInt( request.getResponseHeader( 'x-wp-total' ), 10 ); 1046 } 1047 1048 if ( null === self.state.currentPage ) { 1049 self.state.currentPage = 1; 1050 } else { 1051 self.state.currentPage++; 1052 } 1053 1054 if ( success ) { 1055 return success.apply( this, arguments ); 1056 } 1057 }; 1058 } 1059 1060 // Continue by calling Backbone's sync. 1061 return Backbone.sync( method, model, options ); 1062 }, 1063 1064 /** 1065 * Fetches the next page of objects if a new page exists. 1066 * 1067 * @param {data: {page}} options. 1068 * @return {*}. 1069 */ 1070 more: function( options ) { 1071 options = options || {}; 1072 options.data = options.data || {}; 1073 1074 _.extend( options.data, this.state.data ); 1075 1076 if ( 'undefined' === typeof options.data.page ) { 1077 if ( ! this.hasMore() ) { 1078 return false; 1079 } 1080 1081 if ( null === this.state.currentPage || this.state.currentPage <= 1 ) { 1082 options.data.page = 2; 1083 } else { 1084 options.data.page = this.state.currentPage + 1; 1085 } 1086 } 1087 1088 return this.fetch( options ); 1089 }, 1090 1091 /** 1092 * Returns true if there are more pages of objects available. 1093 * 1094 * @return {null|boolean} 1095 */ 1096 hasMore: function() { 1097 if ( null === this.state.totalPages || 1098 null === this.state.totalObjects || 1099 null === this.state.currentPage ) { 1100 return null; 1101 } else { 1102 return ( this.state.currentPage < this.state.totalPages ); 1103 } 1104 } 1105 } 1106 ); 1107 1108 } )(); 1109 1110 ( function() { 1111 1112 'use strict'; 1113 1114 var Endpoint, initializedDeferreds = {}, 1115 wpApiSettings = window.wpApiSettings || {}; 1116 1117 /** @namespace wp */ 1118 window.wp = window.wp || {}; 1119 1120 /** @namespace wp.api */ 1121 wp.api = wp.api || {}; 1122 1123 // If wpApiSettings is unavailable, try the default. 1124 if ( _.isEmpty( wpApiSettings ) ) { 1125 wpApiSettings.root = window.location.origin + '/wp-json/'; 1126 } 1127 1128 Endpoint = Backbone.Model.extend(/** @lends Endpoint.prototype */{ 1129 defaults: { 1130 apiRoot: wpApiSettings.root, 1131 versionString: wp.api.versionString, 1132 nonce: null, 1133 schema: null, 1134 models: {}, 1135 collections: {} 1136 }, 1137 1138 /** 1139 * Initialize the Endpoint model. 1140 */ 1141 initialize: function() { 1142 var model = this, deferred; 1143 1144 Backbone.Model.prototype.initialize.apply( model, arguments ); 1145 1146 deferred = jQuery.Deferred(); 1147 model.schemaConstructed = deferred.promise(); 1148 1149 model.schemaModel = new wp.api.models.Schema( null, { 1150 apiRoot: model.get( 'apiRoot' ), 1151 versionString: model.get( 'versionString' ), 1152 nonce: model.get( 'nonce' ) 1153 } ); 1154 1155 // When the model loads, resolve the promise. 1156 model.schemaModel.once( 'change', function() { 1157 model.constructFromSchema(); 1158 deferred.resolve( model ); 1159 } ); 1160 1161 if ( model.get( 'schema' ) ) { 1162 1163 // Use schema supplied as model attribute. 1164 model.schemaModel.set( model.schemaModel.parse( model.get( 'schema' ) ) ); 1165 } else if ( 1166 ! _.isUndefined( sessionStorage ) && 1167 ( _.isUndefined( wpApiSettings.cacheSchema ) || wpApiSettings.cacheSchema ) && 1168 sessionStorage.getItem( 'wp-api-schema-model' + model.get( 'apiRoot' ) + model.get( 'versionString' ) ) 1169 ) { 1170 1171 // Used a cached copy of the schema model if available. 1172 model.schemaModel.set( model.schemaModel.parse( JSON.parse( sessionStorage.getItem( 'wp-api-schema-model' + model.get( 'apiRoot' ) + model.get( 'versionString' ) ) ) ) ); 1173 } else { 1174 model.schemaModel.fetch( { 1175 /** 1176 * When the server returns the schema model data, store the data in a sessionCache so we don't 1177 * have to retrieve it again for this session. Then, construct the models and collections based 1178 * on the schema model data. 1179 * 1180 * @ignore 1181 */ 1182 success: function( newSchemaModel ) { 1183 1184 // Store a copy of the schema model in the session cache if available. 1185 if ( ! _.isUndefined( sessionStorage ) && ( _.isUndefined( wpApiSettings.cacheSchema ) || wpApiSettings.cacheSchema ) ) { 1186 try { 1187 sessionStorage.setItem( 'wp-api-schema-model' + model.get( 'apiRoot' ) + model.get( 'versionString' ), JSON.stringify( newSchemaModel ) ); 1188 } catch ( error ) { 1189 1190 // Fail silently, fixes errors in safari private mode. 1191 } 1192 } 1193 }, 1194 1195 // Log the error condition. 1196 error: function( err ) { 1197 window.console.log( err ); 1198 } 1199 } ); 1200 } 1201 }, 1202 1203 constructFromSchema: function() { 1204 var routeModel = this, modelRoutes, collectionRoutes, schemaRoot, loadingObjects, 1205 1206 /** 1207 * Set up the model and collection name mapping options. As the schema is built, the 1208 * model and collection names will be adjusted if they are found in the mapping object. 1209 * 1210 * Localizing a variable wpApiSettings.mapping will over-ride the default mapping options. 1211 * 1212 */ 1213 mapping = wpApiSettings.mapping || { 1214 models: { 1215 'Categories': 'Category', 1216 'Comments': 'Comment', 1217 'Pages': 'Page', 1218 'PagesMeta': 'PageMeta', 1219 'PagesRevisions': 'PageRevision', 1220 'Posts': 'Post', 1221 'PostsCategories': 'PostCategory', 1222 'PostsRevisions': 'PostRevision', 1223 'PostsTags': 'PostTag', 1224 'Schema': 'Schema', 1225 'Statuses': 'Status', 1226 'Tags': 'Tag', 1227 'Taxonomies': 'Taxonomy', 1228 'Types': 'Type', 1229 'Users': 'User' 1230 }, 1231 collections: { 1232 'PagesMeta': 'PageMeta', 1233 'PagesRevisions': 'PageRevisions', 1234 'PostsCategories': 'PostCategories', 1235 'PostsMeta': 'PostMeta', 1236 'PostsRevisions': 'PostRevisions', 1237 'PostsTags': 'PostTags' 1238 } 1239 }, 1240 1241 modelEndpoints = routeModel.get( 'modelEndpoints' ), 1242 modelRegex = new RegExp( '(?:.*[+)]|\/(' + modelEndpoints.join( '|' ) + '))$' ); 1243 1244 /** 1245 * Iterate thru the routes, picking up models and collections to build. Builds two arrays, 1246 * one for models and one for collections. 1247 */ 1248 modelRoutes = []; 1249 collectionRoutes = []; 1250 schemaRoot = routeModel.get( 'apiRoot' ).replace( wp.api.utils.getRootUrl(), '' ); 1251 loadingObjects = {}; 1252 1253 /** 1254 * Tracking objects for models and collections. 1255 */ 1256 loadingObjects.models = {}; 1257 loadingObjects.collections = {}; 1258 1259 _.each( routeModel.schemaModel.get( 'routes' ), function( route, index ) { 1260 1261 // Skip the schema root if included in the schema. 1262 if ( index !== routeModel.get( ' versionString' ) && 1263 index !== schemaRoot && 1264 index !== ( '/' + routeModel.get( 'versionString' ).slice( 0, -1 ) ) 1265 ) { 1266 1267 // Single items end with a regex, or a special case word. 1268 if ( modelRegex.test( index ) ) { 1269 modelRoutes.push( { index: index, route: route } ); 1270 } else { 1271 1272 // Collections end in a name. 1273 collectionRoutes.push( { index: index, route: route } ); 1274 } 1275 } 1276 } ); 1277 1278 /** 1279 * Construct the models. 1280 * 1281 * Base the class name on the route endpoint. 1282 */ 1283 _.each( modelRoutes, function( modelRoute ) { 1284 1285 // Extract the name and any parent from the route. 1286 var modelClassName, 1287 routeName = wp.api.utils.extractRoutePart( modelRoute.index, 2, routeModel.get( 'versionString' ), true ), 1288 parentName = wp.api.utils.extractRoutePart( modelRoute.index, 1, routeModel.get( 'versionString' ), false ), 1289 routeEnd = wp.api.utils.extractRoutePart( modelRoute.index, 1, routeModel.get( 'versionString' ), true ); 1290 1291 // Clear the parent part of the rouite if its actually the version string. 1292 if ( parentName === routeModel.get( 'versionString' ) ) { 1293 parentName = ''; 1294 } 1295 1296 // Handle the special case of the 'me' route. 1297 if ( 'me' === routeEnd ) { 1298 routeName = 'me'; 1299 } 1300 1301 // If the model has a parent in its route, add that to its class name. 1302 if ( '' !== parentName && parentName !== routeName ) { 1303 modelClassName = wp.api.utils.capitalizeAndCamelCaseDashes( parentName ) + wp.api.utils.capitalizeAndCamelCaseDashes( routeName ); 1304 modelClassName = mapping.models[ modelClassName ] || modelClassName; 1305 loadingObjects.models[ modelClassName ] = wp.api.WPApiBaseModel.extend( { 1306 1307 // Return a constructed url based on the parent and id. 1308 url: function() { 1309 var url = 1310 routeModel.get( 'apiRoot' ) + 1311 routeModel.get( 'versionString' ) + 1312 parentName + '/' + 1313 ( ( _.isUndefined( this.get( 'parent' ) ) || 0 === this.get( 'parent' ) ) ? 1314 ( _.isUndefined( this.get( 'parent_post' ) ) ? '' : this.get( 'parent_post' ) + '/' ) : 1315 this.get( 'parent' ) + '/' ) + 1316 routeName; 1317 1318 if ( ! _.isUndefined( this.get( 'id' ) ) ) { 1319 url += '/' + this.get( 'id' ); 1320 } 1321 return url; 1322 }, 1323 1324 // Track nonces on the Endpoint 'routeModel'. 1325 nonce: function() { 1326 return routeModel.get( 'nonce' ); 1327 }, 1328 1329 endpointModel: routeModel, 1330 1331 // Include a reference to the original route object. 1332 route: modelRoute, 1333 1334 // Include a reference to the original class name. 1335 name: modelClassName, 1336 1337 // Include the array of route methods for easy reference. 1338 methods: modelRoute.route.methods, 1339 1340 // Include the array of route endpoints for easy reference. 1341 endpoints: modelRoute.route.endpoints 1342 } ); 1343 } else { 1344 1345 // This is a model without a parent in its route. 1346 modelClassName = wp.api.utils.capitalizeAndCamelCaseDashes( routeName ); 1347 modelClassName = mapping.models[ modelClassName ] || modelClassName; 1348 loadingObjects.models[ modelClassName ] = wp.api.WPApiBaseModel.extend( { 1349 1350 // Function that returns a constructed url based on the ID. 1351 url: function() { 1352 var url = routeModel.get( 'apiRoot' ) + 1353 routeModel.get( 'versionString' ) + 1354 ( ( 'me' === routeName ) ? 'users/me' : routeName ); 1355 1356 if ( ! _.isUndefined( this.get( 'id' ) ) ) { 1357 url += '/' + this.get( 'id' ); 1358 } 1359 return url; 1360 }, 1361 1362 // Track nonces at the Endpoint level. 1363 nonce: function() { 1364 return routeModel.get( 'nonce' ); 1365 }, 1366 1367 endpointModel: routeModel, 1368 1369 // Include a reference to the original route object. 1370 route: modelRoute, 1371 1372 // Include a reference to the original class name. 1373 name: modelClassName, 1374 1375 // Include the array of route methods for easy reference. 1376 methods: modelRoute.route.methods, 1377 1378 // Include the array of route endpoints for easy reference. 1379 endpoints: modelRoute.route.endpoints 1380 } ); 1381 } 1382 1383 // Add defaults to the new model, pulled form the endpoint. 1384 wp.api.utils.decorateFromRoute( 1385 modelRoute.route.endpoints, 1386 loadingObjects.models[ modelClassName ], 1387 routeModel.get( 'versionString' ) 1388 ); 1389 1390 } ); 1391 1392 /** 1393 * Construct the collections. 1394 * 1395 * Base the class name on the route endpoint. 1396 */ 1397 _.each( collectionRoutes, function( collectionRoute ) { 1398 1399 // Extract the name and any parent from the route. 1400 var collectionClassName, modelClassName, 1401 routeName = collectionRoute.index.slice( collectionRoute.index.lastIndexOf( '/' ) + 1 ), 1402 parentName = wp.api.utils.extractRoutePart( collectionRoute.index, 1, routeModel.get( 'versionString' ), false ); 1403 1404 // If the collection has a parent in its route, add that to its class name. 1405 if ( '' !== parentName && parentName !== routeName && routeModel.get( 'versionString' ) !== parentName ) { 1406 1407 collectionClassName = wp.api.utils.capitalizeAndCamelCaseDashes( parentName ) + wp.api.utils.capitalizeAndCamelCaseDashes( routeName ); 1408 modelClassName = mapping.models[ collectionClassName ] || collectionClassName; 1409 collectionClassName = mapping.collections[ collectionClassName ] || collectionClassName; 1410 loadingObjects.collections[ collectionClassName ] = wp.api.WPApiBaseCollection.extend( { 1411 1412 // Function that returns a constructed url passed on the parent. 1413 url: function() { 1414 return routeModel.get( 'apiRoot' ) + routeModel.get( 'versionString' ) + 1415 parentName + '/' + 1416 ( ( _.isUndefined( this.parent ) || '' === this.parent ) ? 1417 ( _.isUndefined( this.get( 'parent_post' ) ) ? '' : this.get( 'parent_post' ) + '/' ) : 1418 this.parent + '/' ) + 1419 routeName; 1420 }, 1421 1422 // Specify the model that this collection contains. 1423 model: function( attrs, options ) { 1424 return new loadingObjects.models[ modelClassName ]( attrs, options ); 1425 }, 1426 1427 // Track nonces at the Endpoint level. 1428 nonce: function() { 1429 return routeModel.get( 'nonce' ); 1430 }, 1431 1432 endpointModel: routeModel, 1433 1434 // Include a reference to the original class name. 1435 name: collectionClassName, 1436 1437 // Include a reference to the original route object. 1438 route: collectionRoute, 1439 1440 // Include the array of route methods for easy reference. 1441 methods: collectionRoute.route.methods 1442 } ); 1443 } else { 1444 1445 // This is a collection without a parent in its route. 1446 collectionClassName = wp.api.utils.capitalizeAndCamelCaseDashes( routeName ); 1447 modelClassName = mapping.models[ collectionClassName ] || collectionClassName; 1448 collectionClassName = mapping.collections[ collectionClassName ] || collectionClassName; 1449 loadingObjects.collections[ collectionClassName ] = wp.api.WPApiBaseCollection.extend( { 1450 1451 // For the url of a root level collection, use a string. 1452 url: function() { 1453 return routeModel.get( 'apiRoot' ) + routeModel.get( 'versionString' ) + routeName; 1454 }, 1455 1456 // Specify the model that this collection contains. 1457 model: function( attrs, options ) { 1458 return new loadingObjects.models[ modelClassName ]( attrs, options ); 1459 }, 1460 1461 // Track nonces at the Endpoint level. 1462 nonce: function() { 1463 return routeModel.get( 'nonce' ); 1464 }, 1465 1466 endpointModel: routeModel, 1467 1468 // Include a reference to the original class name. 1469 name: collectionClassName, 1470 1471 // Include a reference to the original route object. 1472 route: collectionRoute, 1473 1474 // Include the array of route methods for easy reference. 1475 methods: collectionRoute.route.methods 1476 } ); 1477 } 1478 1479 // Add defaults to the new model, pulled form the endpoint. 1480 wp.api.utils.decorateFromRoute( collectionRoute.route.endpoints, loadingObjects.collections[ collectionClassName ] ); 1481 } ); 1482 1483 // Add mixins and helpers for each of the models. 1484 _.each( loadingObjects.models, function( model, index ) { 1485 loadingObjects.models[ index ] = wp.api.utils.addMixinsAndHelpers( model, index, loadingObjects ); 1486 } ); 1487 1488 // Set the routeModel models and collections. 1489 routeModel.set( 'models', loadingObjects.models ); 1490 routeModel.set( 'collections', loadingObjects.collections ); 1491 1492 } 1493 1494 } ); 1495 1496 wp.api.endpoints = new Backbone.Collection(); 1497 1498 /** 1499 * Initialize the wp-api, optionally passing the API root. 1500 * 1501 * @param {Object} [args] 1502 * @param {string} [args.nonce] The nonce. Optional, defaults to wpApiSettings.nonce. 1503 * @param {string} [args.apiRoot] The api root. Optional, defaults to wpApiSettings.root. 1504 * @param {string} [args.versionString] The version string. Optional, defaults to wpApiSettings.root. 1505 * @param {Object} [args.schema] The schema. Optional, will be fetched from API if not provided. 1506 */ 1507 wp.api.init = function( args ) { 1508 var endpoint, attributes = {}, deferred, promise; 1509 1510 args = args || {}; 1511 attributes.nonce = _.isString( args.nonce ) ? args.nonce : ( wpApiSettings.nonce || '' ); 1512 attributes.apiRoot = args.apiRoot || wpApiSettings.root || '/wp-json'; 1513 attributes.versionString = args.versionString || wpApiSettings.versionString || 'wp/v2/'; 1514 attributes.schema = args.schema || null; 1515 attributes.modelEndpoints = args.modelEndpoints || [ 'me', 'settings' ]; 1516 if ( ! attributes.schema && attributes.apiRoot === wpApiSettings.root && attributes.versionString === wpApiSettings.versionString ) { 1517 attributes.schema = wpApiSettings.schema; 1518 } 1519 1520 if ( ! initializedDeferreds[ attributes.apiRoot + attributes.versionString ] ) { 1521 1522 // Look for an existing copy of this endpoint. 1523 endpoint = wp.api.endpoints.findWhere( { 'apiRoot': attributes.apiRoot, 'versionString': attributes.versionString } ); 1524 if ( ! endpoint ) { 1525 endpoint = new Endpoint( attributes ); 1526 } 1527 deferred = jQuery.Deferred(); 1528 promise = deferred.promise(); 1529 1530 endpoint.schemaConstructed.done( function( resolvedEndpoint ) { 1531 wp.api.endpoints.add( resolvedEndpoint ); 1532 1533 // Map the default endpoints, extending any already present items (including Schema model). 1534 wp.api.models = _.extend( wp.api.models, resolvedEndpoint.get( 'models' ) ); 1535 wp.api.collections = _.extend( wp.api.collections, resolvedEndpoint.get( 'collections' ) ); 1536 deferred.resolve( resolvedEndpoint ); 1537 } ); 1538 initializedDeferreds[ attributes.apiRoot + attributes.versionString ] = promise; 1539 } 1540 return initializedDeferreds[ attributes.apiRoot + attributes.versionString ]; 1541 }; 1542 1543 /** 1544 * Construct the default endpoints and add to an endpoints collection. 1545 */ 1546 1547 // The wp.api.init function returns a promise that will resolve with the endpoint once it is ready. 1548 wp.api.loadPromise = wp.api.init(); 1549 1550 } )();
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