laravel-learn-bbs/public/packages/summerblue/administrator/js/settings.js

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2018-02-12 15:56:05 +00:00
(function ($) {
var admin = function () {
return this.init();
};
//setting up csrf token
$.ajaxSetup({
headers: {
'X-CSRF-TOKEN': window.csrf
}
});
admin.prototype = {
//properties
/*
* Main admin container
*
* @type jQuery object
*/
$container: null,
/*
* KO viewModel
*/
viewModel: {
/* The settings name
* string
*/
settingsName: ko.observable(''),
/* The settings title
* string
*/
settingsTitle: ko.observable(''),
/* The model edit fields
* array
*/
editFields: ko.observableArray(),
/* If this is set to true, the form becomes uneditable
* bool
*/
freezeForm: ko.observable(false),
/* If this is set to true, the action buttons on the form cannot be accessed
* bool
*/
freezeActions: ko.observable(false),
/* If custom actions are supplied, they are stored here
* array
*/
actions: ko.observableArray(),
/* The languages array holds text for the current language
* object
*/
languages: {},
/* The status message and the type ('', 'success', 'error')
* strings
*/
statusMessage: ko.observable(''),
statusMessageType: ko.observable(''),
/**
* Saves the item with the current settings
*/
save: function () {
var self = this,
saveData = ko.mapping.toJS(self);
saveData._token = csrf;
self.statusMessage(self.languages['saving']).statusMessageType('');
self.freezeForm(true);
$.ajax({
url: save_url,
data: saveData,
dataType: 'json',
type: 'POST',
complete: function () {
self.freezeForm(false);
},
success: function (response) {
if (response.success) {
self.statusMessage(self.languages['saved']).statusMessageType('success');
//update the model
self.updateData(response.data);
//update the custom actions
self.actions(response.actions);
}
else
self.statusMessage(response.errors).statusMessageType('error');
}
});
},
/**
* Performs a custom action
*
* @param string action
* @param object messages
* @param string confirmation
*/
customAction: function (action, messages, confirmation) {
var self = this;
//if a confirmation string was supplied, flash it in a confirm()
if (confirmation) {
if (!confirm(confirmation))
return false;
}
self.statusMessage(messages.active).statusMessageType('');
self.freezeForm(true);
$.ajax({
url: custom_action_url,
data: {_token: csrf, action_name: action},
dataType: 'json',
type: 'POST',
complete: function () {
self.freezeForm(false);
},
success: function (response) {
if (response.success) {
self.statusMessage(messages.success).statusMessageType('success');
//update the custom actions
self.actions(response.actions);
// if this is a redirect, redirect the user to the supplied url
if (response.redirect)
window.location.href = response.redirect;
//if there was a file download initiated, redirect the user to the file download address
if (response.download)
self.downloadFile(response.download);
}
else
self.statusMessage(response.error).statusMessageType('error');
}
});
},
/**
* Initiates a file download
*
* @param string url
*/
downloadFile: function (url) {
var hiddenIFrameId = 'hiddenDownloader',
iframe = document.getElementById(hiddenIFrameId);
if (iframe === null) {
iframe = document.createElement('iframe');
iframe.id = hiddenIFrameId;
iframe.style.display = 'none';
document.body.appendChild(iframe);
}
iframe.src = url;
},
/**
* Updates the view model data
*
* @param array data
*/
updateData: function (data) {
var self = this;
//iterate over the data and find the associated observable
$.each(data, function (i, el) {
self[i](el);
});
}
},
//methods
/**
* Init method
*/
init: function () {
//set up the basic pieces of data
this.$container = $('#admin_content');
var viewModel = ko.mapping.fromJS(adminData.data);
$.extend(this.viewModel, viewModel);
this.viewModel.settingsName(adminData.name);
this.viewModel.settingsTitle(adminData.title);
this.viewModel.actions(adminData.actions);
this.viewModel.languages = adminData.languages;
//now that we have most of our data, we can set up the computed values
this.initComputed();
//prepare the edit fields
this.viewModel.editFields = this.prepareEditFields();
//set up the KO bindings
ko.applyBindings(this.viewModel, $('#main_content')[0]);
//set up the subscriptions
this.initSubscriptions();
//set up the events
this.initEvents();
return this;
},
/**
* Prepare the edit fields
*
* @return object with loadingOptions observables
*/
prepareEditFields: function () {
var self = this,
fields = [];
$.each(adminData.edit_fields, function (ind, field) {
//if this is an image field, set the upload params
if (field.type === 'image' || field.type === 'file') {
field.uploading = ko.observable(false);
field.upload_percentage = ko.observable(0);
}
//add the id field
field.field_id = 'edit_field_' + ind;
fields.push(field);
});
return fields;
},
/**
* Inits the KO subscriptions
*/
initSubscriptions: function () {
var self = this;
},
/**
* Inits the page events
*/
initEvents: function () {
var self = this;
},
/**
* Initializes the computed observables
*/
initComputed: function () {
},
/**
* Handles a window resize
*/
resizePage: function () {
}
};
//set up the admin instance
$(function () {
if ($('#settings_page').length)
window.admin = new admin();
});
})(jQuery);