Adding OpenPhoto.js

html/js/OpenPhoto.js

@@ -0,0 +1,54 @@
+/*
+ * This is not producion quality code :)
+ * Author: Jaisen Mathai <jaisen@jmathai.com>
+ */
+(function() {
+  if ( typeof(OpenPhoto) === "undefined") {
+    OpenPhoto = {};
+  }
+
+  // GLOBAL
+  functions = [];
+
+  // PRIVATE
+  var log = function(msg) { if(typeof(console) !== 'undefined') {  console.log(msg); } };
+  var host = (function() { 
+    var scripts = document.getElementsByTagName('script'),
+        script;
+    for(var i=0; i<scripts.length; i++) {
+      script = scripts[i];
+      if(script.src !== "undefined" && script.src.indexOf('OpenPhoto.js') !== -1) {
+        return script.getAttribute("data-site") || log("No data-host attribute on the script tag");
+      }
+    }
+  })();
+  var generateUrl = function(endpoint) {
+    return host+endpoint;
+  };
+
+  function Api() {
+    this.load = function(endpoint) {
+      if(arguments.length > 0) {
+        var scriptId = 'OpenPhotoScriptId' + parseInt(Math.random()*100000);
+        var callback = arguments[1] || null;
+        var cb;
+        if(typeof callback === "function") {
+          cb = "OpenPhoto"+parseInt(Math.random()*100000);
+          functions[cb] = callback;
+          callback = "functions['"+cb+"']";
+        }
+
+        var url = generateUrl(endpoint);
+        var head = document.getElementsByTagName('head').item(0);
+        var scriptTag = document.getElementById(scriptId);
+        script = document.createElement('SCRIPT');
+        script.src = url + (callback !== null ? '&callback='+callback : '');
+        script.type = 'text/javascript';
+        script.id = scriptId;
+        head.appendChild(script);
+      }
+    };
+  }
+
+  OpenPhoto.Api = new Api();
+})();