109 lines
3.7 KiB
JavaScript
109 lines
3.7 KiB
JavaScript
document.observe("dom:loaded", function() {
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var authToken = $$('meta[name=csrf-token]').first().readAttribute('content'),
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authParam = $$('meta[name=csrf-param]').first().readAttribute('content'),
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formTemplate = '<form method="#{method}" action="#{action}">\
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#{realmethod}<input name="#{param}" value="#{token}" type="hidden">\
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</form>',
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realmethodTemplate = '<input name="_method" value="#{method}" type="hidden">';
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function handleRemote(element) {
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var method, url, params;
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if (element.tagName.toLowerCase() == 'form') {
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method = element.readAttribute('method') || 'post';
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url = element.readAttribute('action');
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params = element.serialize(true);
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} else {
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method = element.readAttribute('data-method') || 'get';
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url = element.readAttribute('href');
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params = {};
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}
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var event = element.fire("ajax:before");
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if (event.stopped) return false;
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new Ajax.Request(url, {
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method: method,
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parameters: params,
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asynchronous: true,
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evalScripts: true,
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onLoading: function(request) { element.fire("ajax:loading", {request: request}); },
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onLoaded: function(request) { element.fire("ajax:loaded", {request: request}); },
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onInteractive: function(request) { element.fire("ajax:interactive", {request: request}); },
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onComplete: function(request) { element.fire("ajax:complete", {request: request}); },
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onSuccess: function(request) { element.fire("ajax:success", {request: request}); },
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onFailure: function(request) { element.fire("ajax:failure", {request: request}); }
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});
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element.fire("ajax:after");
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}
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$(document.body).observe("click", function(event) {
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var message = event.element().readAttribute('data-confirm');
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if (message && !confirm(message)) {
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event.stop();
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return false;
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}
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var element = event.findElement("a[data-remote=true]");
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if (element) {
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handleRemote(element);
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event.stop();
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}
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var element = event.findElement("a[data-method]");
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if (element && element.readAttribute('data-remote') != 'true') {
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var method = element.readAttribute('data-method'),
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piggyback = method.toLowerCase() != 'post',
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formHTML = formTemplate.interpolate({
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method: 'POST',
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realmethod: piggyback ? realmethodTemplate.interpolate({ method: method }) : '',
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action: element.readAttribute('href'),
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token: authToken,
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param: authParam
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});
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var form = new Element('div').update(formHTML).down().hide();
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this.insert({ bottom: form });
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form.submit();
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event.stop();
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}
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});
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// TODO: I don't think submit bubbles in IE
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$(document.body).observe("submit", function(event) {
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var message = event.element().readAttribute('data-confirm');
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if (message && !confirm(message)) {
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event.stop();
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return false;
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}
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var inputs = event.element().select("input[type=submit][data-disable-with]");
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inputs.each(function(input) {
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input.disabled = true;
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input.writeAttribute('data-original-value', input.value);
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input.value = input.readAttribute('data-disable-with');
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});
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var element = event.findElement("form[data-remote=true]");
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if (element) {
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handleRemote(element);
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event.stop();
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}
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});
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$(document.body).observe("ajax:complete", function(event) {
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var element = event.element();
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if (element.tagName.toLowerCase() == 'form') {
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var inputs = element.select("input[type=submit][disabled=true][data-disable-with]");
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inputs.each(function(input) {
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input.value = input.readAttribute('data-original-value');
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input.writeAttribute('data-original-value', null);
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input.disabled = false;
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});
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}
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});
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});
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