+++ /dev/null
-if(!dojo._hasResource["dojox.data.FlickrStore"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
-dojo._hasResource["dojox.data.FlickrStore"] = true;
-dojo.provide("dojox.data.FlickrStore");
-
-dojo.require("dojo.data.util.simpleFetch");
-dojo.require("dojo.io.script");
-dojo.require("dojo.date.stamp");
-
-dojo.declare("dojox.data.FlickrStore", null, {
- constructor: function(/*Object*/args){
- // summary:
- // Initializer for the FlickrStore store.
- // description:
- // The FlickrStore is a Datastore interface to one of the basic services
- // of the Flickr service, the public photo feed. This does not provide
- // access to all the services of Flickr.
- // This store cannot do * and ? filtering as the flickr service
- // provides no interface for wildcards.
- if(args && args.label){
- this.label = args.label;
- }
- },
-
- _flickrUrl: "http://api.flickr.com/services/feeds/photos_public.gne",
-
- _storeRef: "_S",
-
- label: "title",
-
- _assertIsItem: function(/* item */ item){
- // summary:
- // This function tests whether the item passed in is indeed an item in the store.
- // item:
- // The item to test for being contained by the store.
- if(!this.isItem(item)){
- throw new Error("dojox.data.FlickrStore: a function was passed an item argument that was not an item");
- }
- },
-
- _assertIsAttribute: function(/* attribute-name-string */ attribute){
- // summary:
- // This function tests whether the item passed in is indeed a valid 'attribute' like type for the store.
- // attribute:
- // The attribute to test for being contained by the store.
- if(typeof attribute !== "string"){
- throw new Error("dojox.data.FlickrStore: a function was passed an attribute argument that was not an attribute name string");
- }
- },
-
- getFeatures: function(){
- // summary:
- // See dojo.data.api.Read.getFeatures()
- return {
- 'dojo.data.api.Read': true
- };
- },
-
- getValue: function(item, attribute){
- // summary:
- // See dojo.data.api.Read.getValue()
- var values = this.getValues(item, attribute);
- if(values){
- return values[0];
- }
- return undefined;
- },
-
- getAttributes: function(item){
- // summary:
- // See dojo.data.api.Read.getAttributes()
- return ["title", "description", "author", "datePublished", "dateTaken", "imageUrl", "imageUrlSmall", "imageUrlMedium", "tags", "link"];
- },
-
- hasAttribute: function(item, attribute){
- // summary:
- // See dojo.data.api.Read.hasAttributes()
- if(this.getValue(item,attribute)){
- return true;
- }
- return false;
- },
-
- isItemLoaded: function(item){
- // summary:
- // See dojo.data.api.Read.isItemLoaded()
- return this.isItem(item);
- },
-
- loadItem: function(keywordArgs){
- // summary:
- // See dojo.data.api.Read.loadItem()
- },
-
- getLabel: function(item){
- // summary:
- // See dojo.data.api.Read.getLabel()
- return this.getValue(item,this.label);
- },
-
- getLabelAttributes: function(item){
- // summary:
- // See dojo.data.api.Read.getLabelAttributes()
- return [this.label];
- },
-
- containsValue: function(item, attribute, value){
- // summary:
- // See dojo.data.api.Read.containsValue()
- var values = this.getValues(item,attribute);
- for(var i = 0; i < values.length; i++){
- if(values[i] === value){
- return true;
- }
- }
- return false;
- },
-
- getValues: function(item, attribute){
- // summary:
- // See dojo.data.api.Read.getValue()
-
- this._assertIsItem(item);
- this._assertIsAttribute(attribute);
- if(attribute === "title"){
- return [this._unescapeHtml(item.title)];
- }else if(attribute === "author"){
- return [this._unescapeHtml(item.author)];
- }else if(attribute === "datePublished"){
- return [dojo.date.stamp.fromISOString(item.published)];
- }else if(attribute === "dateTaken"){
- return [dojo.date.stamp.fromISOString(item.date_taken)];
- }else if(attribute === "imageUrlSmall"){
- return [item.media.m.replace(/_m\./, "_s.")];
- }else if(attribute === "imageUrl"){
- return [item.media.m.replace(/_m\./, ".")];
- }else if(attribute === "imageUrlMedium"){
- return [item.media.m];
- }else if(attribute === "link"){
- return [item.link];
- }else if(attribute === "tags"){
- return item.tags.split(" ");
- }else if(attribute === "description"){
- return [this._unescapeHtml(item.description)];
- }
- return undefined;
- },
-
- isItem: function(item){
- // summary:
- // See dojo.data.api.Read.isItem()
- if(item && item[this._storeRef] === this){
- return true;
- }
- return false;
- },
-
- close: function(request){
- // summary:
- // See dojo.data.api.Read.close()
- },
-
- _fetchItems: function(request, fetchHandler, errorHandler){
- // summary:
- // Fetch flickr items that match to a query
- // request:
- // A request object
- // fetchHandler:
- // A function to call for fetched items
- // errorHandler:
- // A function to call on error
-
- if(!request.query){
- request.query={};
- }
-
- //Build up the content to send the request for.
- var content = {format: "json", tagmode:"any"};
- if (request.query.tags) {
- content.tags = request.query.tags;
- }
- if (request.query.tagmode) {
- content.tagmode = request.query.tagmode;
- }
- if (request.query.userid) {
- content.id = request.query.userid;
- }
- if (request.query.userids) {
- content.ids = request.query.userids;
- }
- if (request.query.lang) {
- content.lang = request.query.lang;
- }
-
- //Linking this up to Flickr is a PAIN!
- var self = this;
- var handle = null;
- var getArgs = {
- url: this._flickrUrl,
- preventCache: true,
- content: content
- };
- var myHandler = function(data){
- if(handle !== null){
- dojo.disconnect(handle);
- }
-
- //Process the items...
- fetchHandler(self._processFlickrData(data), request);
- };
- handle = dojo.connect("jsonFlickrFeed", myHandler);
- var deferred = dojo.io.script.get(getArgs);
-
- //We only set up the errback, because the callback isn't ever really used because we have
- //to link to the jsonFlickrFeed function....
- deferred.addErrback(function(error){
- dojo.disconnect(handle);
- errorHandler(error, request);
- });
- },
-
- _processFlickrData: function(data){
- var items = [];
- if(data.items){
- items = data.items;
- //Add on the store ref so that isItem can work.
- for(var i = 0; i < data.items.length; i++){
- var item = data.items[i];
- item[this._storeRef] = this;
- }
- }
- return items;
- },
-
- _unescapeHtml: function(str){
- // summary: Utility function to un-escape XML special characters in an HTML string.
- // description: Utility function to un-escape XML special characters in an HTML string.
- //
- // str: String.
- // The string to un-escape
- // returns: HTML String converted back to the normal text (unescaped) characters (<,>,&, ", etc,).
- //
- //TODO: Check to see if theres already compatible escape() in dojo.string or dojo.html
- str = str.replace(/&/gm, "&").replace(/</gm, "<").replace(/>/gm, ">").replace(/"/gm, "\"");
- str = str.replace(/'/gm, "'");
- return str;
- }
-});
-dojo.extend(dojox.data.FlickrStore,dojo.data.util.simpleFetch);
-
-//We have to define this because of how the Flickr API works.
-//This somewhat stinks, but what can you do?
-if (!jsonFlickrFeed) {
- var jsonFlickrFeed = function(data){};
-}
-
-
-}
projects / eow / blobdiff