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implement task authorization with AJAX support [fix #47]

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Gert
2015-05-11 16:37:43 +02:00
parent d92cb462ea
commit 52acf6304e
10 changed files with 268 additions and 74 deletions
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93
themes/grav/js/ajax.js
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@@ -5,16 +5,91 @@ $(function(){
settings = typeof settings === 'undefined' ? typeof url === 'string' ? {} : url : settings;
settings.url = typeof settings.url === 'undefined' && typeof url === 'string' ? url : settings.url;
var successHandler = typeof settings.success !== 'undefined' ? typeof settings.success === 'function' ? [ settings.success ] : settings.success : [];
successHandler.unshift(root.GravAjax.logoutHandler);
settings.success = successHandler;
var callbacks = {
success: typeof settings.success !== 'undefined' ? typeof settings.success === 'function' ? [ settings.success ] : settings.success : [],
error: typeof settings.error !== 'undefined' ? typeof settings.error === 'function' ? [ settings.error ] : settings.error : []
};
return $.ajax(settings);
};
root.GravAjax.logoutHandler = function (response, status, xhr) {
if (response.status && (response.status === "unauthorized" || response.status === "forbidden")) {
document.location.href = GravAdmin.config.base_url_relative;
throw "Logged out";
if (settings.toastErrors) {
callbacks.error.push(root.GravAjax.toastErrorHandler);
delete settings.toastErrors;
}
delete settings.success;
delete settings.error;
var deferred = $.Deferred(),
jqxhr = $.ajax(settings);
jqxhr.done(function (response, status, xhr) {
var responseObject = {
response: response,
status: status,
xhr: xhr
};
switch (response.status) {
case "unauthenticated":
document.location.href = GravAdmin.config.base_url_relative;
throw "Logged out";
break;
case "unauthorized":
responseObject.response.message = responseObject.response.message || "Unauthorized.";
root.GravAjax.errorHandler(deferred, callbacks, responseObject);
break;
case "error":
responseObject.response.message = responseObject.response.message || "Unknown error.";
root.GravAjax.errorHandler(deferred, callbacks, responseObject);
break;
case "success":
root.GravAjax.successHandler(deferred, callbacks, responseObject);
break;
default:
responseObject.response.message = responseObject.response.message || "Invalid AJAX response.";
root.GravAjax.errorHandler(deferred, callbacks, responseObject);
break;
}
});
jqxhr.fail(function (xhr, status, error) {
var response = {
status: 'error',
message: error
};
root.GravAjax.errorHandler(deferred, callbacks, { xhr: xhr, status: status, response: response});
});
return deferred;
};
root.GravAjax.successHandler = function (promise, callbacks, response) {
callbacks = callbacks.success;
for (var i = 0; i < callbacks.length; i++) {
if (typeof callbacks[i] === 'function') {
callbacks[i](response.response, response.status, response.xhr);
}
}
promise.resolve(response.response, response.status, response.xhr);
};
root.GravAjax.errorHandler = function (promise, callbacks, response) {
callbacks = callbacks.error;
for (var i = 0; i < callbacks.length; i++) {
if (typeof callbacks[i] === 'function') {
callbacks[i](response.xhr, response.status, response.response.message);
}
}
promise.reject(response.xhr, response.status, response.response.message);
};
root.GravAjax.toastErrorHandler = function (xhr, status, error) {
toastr.error(error);
};
});