dubuval/galleria/plugins/picasa/galleria.picasa.min.js

(function($){Galleria.requires(1.25,"The Picasa Plugin requires Galleria version 1.2.5 or later.");var PATH=Galleria.utils.getScriptPath();Galleria.Picasa=function(){this.options={max:30,imageSize:"medium",thumbSize:"thumb",complete:function(){}}};Galleria.Picasa.prototype={constructor:Galleria.Picasa,search:function(phrase,callback){return this._call("search","all",{q:phrase},callback)},user:function(username,callback){return this._call("user","user/"+username,callback)},useralbum:function(username,album,callback){return this._call("useralbum","user/"+username+"/album/"+album,callback)},setOptions:function(options){$.extend(this.options,options);return this},_call:function(type,url,params,callback){url="https://picasaweb.google.com/data/feed/api/"+url+"?";if(typeof params=="function"){callback=params;params={}}var self=this;params=$.extend({kind:"photo",access:"public","max-results":this.options.max,thumbsize:this._getSizes().join(","),alt:"json-in-script",callback:"?"},params);$.each(params,function(key,value){url+="&"+key+"="+value});var data=false;Galleria.utils.wait({until:function(){return data},success:function(){self._parse.call(self,data.feed.entry,callback)},error:function(){var msg="";if(type=="user"){msg="user not found."}else if(type=="useralbum"){msg="album or user not found."}Galleria.raise("Picasa request failed"+(msg?": "+msg:"."))},timeout:5e3});$.getJSON(url,function(result){data=result});return self},_getSizes:function(){var self=this,norm={small:"72c",thumb:"104u",medium:"640u",big:"1024u",original:"1600u"},op=self.options,t={},n,sz=[32,48,64,72,94,104,110,128,144,150,160,200,220,288,320,400,512,576,640,720,800,912,1024,1152,1280,1440,1600];$(["thumbSize","imageSize"]).each(function(){if(op[this]in norm){t[this]=norm[op[this]]}else{n=Galleria.utils.parseValue(op[this]);if(n>1600){n=1600}else{$.each(sz,function(i){if(n<this){n=sz[i-1];return false}})}t[this]=n}});return[t.thumbSize,t.imageSize,"1280u"]},_parse:function(data,callback){var self=this,gallery=[],img;$.each(data,function(){img=this.media$group.media$thumbnail;gallery.push({thumb:img[0].url,image:img[1].url,big:img[2].url,title:this.summary.$t})});callback.call(this,gallery)}};var load=Galleria.prototype.load;Galleria.prototype.load=function(){if(arguments.length||typeof this._options.picasa!=="string"){load.apply(this,Galleria.utils.array(arguments));return}var self=this,args=Galleria.utils.array(arguments),picasa=this._options.picasa.split(":"),p,opts=$.extend({},self._options.picasaOptions),loader=typeof opts.loader!=="undefined"?opts.loader:$("<div>").css({width:48,height:48,opacity:.7,background:"#000 url("+PATH+"loader.gif) no-repeat 50% 50%"});if(picasa.length){if(typeof Galleria.Picasa.prototype[picasa[0]]!=="function"){Galleria.raise(picasa[0]+" method not found in Picasa plugin");return load.apply(this,args)}if(!picasa[1]){Galleria.raise("No picasa argument found");return load.apply(this,args)}window.setTimeout(function(){self.$("target").append(loader)},100);p=new Galleria.Picasa;if(typeof self._options.picasaOptions==="object"){p.setOptions(self._options.picasaOptions)}var arg=[];if(picasa[0]=="useralbum"){arg=picasa[1].split("/");if(arg.length!=2){Galleria.raise("Picasa useralbum not correctly formatted (should be [user]/[album])");return}}else{arg.push(picasa[1])}arg.push(function(data){self._data=data;loader.remove();self.trigger(Galleria.DATA);p.options.complete.call(p,data)});p[picasa[0]].apply(p,arg)}else{load.apply(this,args)}}})(jQuery);