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/* Mootools AJAX extensions for Rails compliance Requires Element, String and Array CNET extensions http://clientside.cnet.com/libraries/cnets-global-framework/mootools-extended/ */ Ajax.implement({ // Directly evaluate the remote AJAX response evalResponse: function() { return eval(this.transport.responseText); }, // retrieve an HTTP response header getHeader: function(name) { try { return this.transport.getResponseHeader(name); } catch (e) { return null } }, request: function(){ switch ($type(this.options.postBody)){ case 'element': this.options.postBody = $(this.options.postBody).toQueryString(); break; case 'object': this.options.postBody = Object.toQueryString(this.options.postBody); break; case 'string': break; default: this.options.postBody = null; } // simulate other verbs over post if (!['get', 'post'].test(this.options.method) && this.options.postBody) { this.options.postBody += '&_method=' + this.options.method; this.options.method = 'post'; } return this.send(this.url, this.options.postBody); }, send: function(url, data) { this.fireEvent('onRequest'); this.transport.open(this.options.method, url, this.options.async); this.transport.onreadystatechange = this.onStateChange.bind(this); this.setHeaders({'X-Requested-With': 'XMLHttpRequest'}); // These headers are required by Rails for the MIME respond_to functionality this.setHeaders({'Accept': 'text/javascript, text/html, application/xml, text/xml, */*'}); this.setHeaders(this.options.headers); if (this.options.method == 'post'){ this.setHeaders({'Content-type' : 'application/x-www-form-urlencoded'}); if (this.transport.overrideMimeType) this.setHeaders({'Connection': 'close'}); } this.transport.send(data); return this; }, onComplete: function() { if (this.options.update) $(this.options.update).setHTML(this.transport.responseText); if (this.options.evalScripts) this.evalScripts.delay(30, this); /* evalulate remote response directly if the content type matches for javascript */ if ((this.getHeader('Content-type') || '').strip().match(/^(text|application)\/(x-)?(java|ecma)script(;.*)?$/i)) this.evalResponse(); } });