236 lines
7.5 KiB
JavaScript
236 lines
7.5 KiB
JavaScript
/**
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* File: LeftAndMain.EditForm.js
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*/
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(function($) {
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// Can't bind this through jQuery
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window.onbeforeunload = function(e) {
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var form = $('.cms-edit-form');
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form.trigger('beforesubmitform');
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if(form.is('.changed')) return ss.i18n._t('LeftAndMain.CONFIRMUNSAVEDSHORT');
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};
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$.entwine('ss', function($){
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/**
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* Class: .cms-edit-form
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*
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* Base edit form, provides ajaxified saving
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* and reloading itself through the ajax return values.
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* Takes care of resizing tabsets within the layout container.
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*
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* Change tracking is enabled on all fields within the form. If you want
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* to disable change tracking for a specific field, add a "no-change-track"
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* class to it.
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*
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* @name ss.Form_EditForm
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* @require jquery.changetracker
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*
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* Events:
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* ajaxsubmit - Form is about to be submitted through ajax
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* validate - Contains validation result
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* load - Form is about to be loaded through ajax
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*/
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$('.cms-edit-form').entwine(/** @lends ss.Form_EditForm */{
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/**
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* Variable: PlaceholderHtml
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* (String_ HTML text to show when no form content is chosen.
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* Will show inside the <form> tag.
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*/
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PlaceholderHtml: '',
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/**
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* Variable: ChangeTrackerOptions
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* (Object)
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*/
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ChangeTrackerOptions: {
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ignoreFieldSelector: '.no-change-track, .ss-upload :input, .cms-navigator :input'
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},
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/**
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* Constructor: onmatch
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*/
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onadd: function() {
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var self = this;
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// Turn off autocomplete to fix the access tab randomly switching radio buttons in Firefox
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// when refresh the page with an anchor tag in the URL. E.g: /admin#Root_Access.
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// Autocomplete in the CMS also causes strangeness in other browsers,
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// filling out sections of the form that the user does not want to be filled out,
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// so this turns it off for all browsers.
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// See the following page for demo and explanation of the Firefox bug:
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// http://www.ryancramer.com/journal/entries/radio_buttons_firefox/
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this.attr("autocomplete", "off");
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this._setupChangeTracker();
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// Catch navigation events before they reach handleStateChange(),
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// in order to avoid changing the menu state if the action is cancelled by the user
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// $('.cms-menu')
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// Optionally get the form attributes from embedded fields, see Form->formHtmlContent()
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for(var overrideAttr in {'action':true,'method':true,'enctype':true,'name':true}) {
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var el = this.find(':input[name='+ '_form_' + overrideAttr + ']');
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if(el) {
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this.attr(overrideAttr, el.val());
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el.remove();
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}
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}
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// TODO
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// // Rewrite # links
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// html = html.replace(/(<a[^>]+href *= *")#/g, '$1' + window.location.href.replace(/#.*$/,'') + '#');
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//
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// // Rewrite iframe links (for IE)
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// html = html.replace(/(<iframe[^>]*src=")([^"]+)("[^>]*>)/g, '$1' + $('base').attr('href') + '$2$3');
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// Show validation errors if necessary
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if(this.hasClass('validationerror')) {
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// TODO validation shouldnt need a special case
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statusMessage(ss.i18n._t('ModelAdmin.VALIDATIONERROR', 'Validation Error'), 'bad');
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// Ensure the first validation error is visible
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var firstTabWithErrors = this.find('.message.validation:first').closest('.tab');
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$('.cms-container').clearCurrentTabState(); // clear state to avoid override later on
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this.redraw();
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firstTabWithErrors.closest('.cms-tabset').tabs('select', firstTabWithErrors.attr('id'));
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}
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this._super();
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},
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onremove: function() {
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this.changetracker('destroy');
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this._super();
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},
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onmatch: function() {
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this._super();
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// focus input on first form element. Exclude elements which
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// specifically opt-out of this behaviour via "data-skip-autofocus".
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// This opt-out is useful if the first visible field is shown far down a scrollable area,
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// for example for the pagination input field after a long GridField listing.
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// Skip if an element in the form is already focused.
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if(!this.find(document.activeElement).length) {
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this.find(':input:not(:submit)[data-skip-autofocus!="true"]').filter(':visible:first').focus();
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}
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},
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onunmatch: function() {
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this._super();
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},
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redraw: function() {
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if(window.debug) console.log('redraw', this.attr('class'), this.get(0));
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// Force initialization of tabsets to avoid layout glitches
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this.add(this.find('.cms-tabset')).redrawTabs();
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this.find('.cms-content-header').redraw();
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},
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/**
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* Function: _setupChangeTracker
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*/
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_setupChangeTracker: function() {
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// Don't bind any events here, as we dont replace the
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// full <form> tag by any ajax updates they won't automatically reapply
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this.changetracker(this.getChangeTrackerOptions());
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},
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/**
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* Function: confirmUnsavedChanges
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*
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* Checks the jquery.changetracker plugin status for this form,
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* and asks the user for confirmation via a browser dialog if changes are detected.
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* Doesn't cancel any unload or form removal events, you'll need to implement this based on the return
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* value of this message.
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*
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* Returns:
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* (Boolean) FALSE if the user wants to abort with changes present, TRUE if no changes are detected
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* or the user wants to discard them.
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*/
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confirmUnsavedChanges: function() {
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this.trigger('beforesubmitform');
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return (this.is('.changed')) ? confirm(ss.i18n._t('LeftAndMain.CONFIRMUNSAVED')) : true;
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},
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/**
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* Function: onsubmit
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*
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* Suppress submission unless it is handled through ajaxSubmit().
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*/
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onsubmit: function(e, button) {
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// Only submit if a button is present.
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// This supressed submits from ENTER keys in input fields,
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// which means the browser auto-selects the first available form button.
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// This might be an unrelated button of the form field,
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// or a destructive action (if "save" is not available, or not on first position).
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if(this.prop("target") != "_blank") {
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if(button) this.closest('.cms-container').submitForm(this, button);
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return false;
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}
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},
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/**
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* Function: validate
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*
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* Hook in (optional) validation routines.
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* Currently clientside validation is not supported out of the box in the CMS.
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*
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* Todo:
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* Placeholder implementation
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*
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* Returns:
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* {boolean}
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*/
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validate: function() {
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var isValid = true;
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this.trigger('validate', {isValid: isValid});
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return isValid;
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}
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});
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/**
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* Class: .cms-edit-form .Actions :submit
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*
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* All buttons in the right CMS form go through here by default.
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* We need this onclick overloading because we can't get to the
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* clicked button from a form.onsubmit event.
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*/
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$('.cms-edit-form .Actions input.action[type=submit], .cms-edit-form .Actions button.action').entwine({
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/**
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* Function: onclick
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*/
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onclick: function(e) {
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if(!this.is(':disabled')) {
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this.parents('form').trigger('submit', [this]);
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}
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e.preventDefault();
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return false;
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}
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});
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/**
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* Hide tabs when only one is available.
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* Special case is actiontabs - tabs between buttons, where we want to have
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* extra options hidden within a tab (even if only one) by default.
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*/
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$('.cms-edit-form .ss-tabset').entwine({
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onmatch: function() {
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if (!this.hasClass('ss-ui-action-tabset')) {
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var tabs = this.find("> ul:first");
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if(tabs.children("li").length == 1) {
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tabs.hide().parent().addClass("ss-tabset-tabshidden");
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}
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}
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this._super();
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},
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onunmatch: function() {
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this._super();
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}
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});
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});
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}(jQuery));
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