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/**
* @file
* Form-based in-place editor. Works for any field type.
*/
(function ($, Drupal, _) {
'use strict';
/**
* @constructor
*
* @augments Drupal.quickedit.EditorView
*/
Drupal.quickedit.editors.form = Drupal.quickedit.EditorView.extend(/** @lends Drupal.quickedit.editors.form# */{
/**
* Tracks form container DOM element that is used while in-place editing.
*
* @type {jQuery}
*/
$formContainer: null,
/**
* Holds the {@link Drupal.Ajax} object.
*
* @type {Drupal.Ajax}
*/
formSaveAjax: null,
/**
* @inheritdoc
*
* @param {object} fieldModel
* The field model that holds the state.
* @param {string} state
* The state to change to.
*/
stateChange: function (fieldModel, state) {
var from = fieldModel.previous('state');
var to = state;
switch (to) {
case 'inactive':
break;
case 'candidate':
if (from !== 'inactive') {
this.removeForm();
}
break;
case 'highlighted':
break;
case 'activating':
// If coming from an invalid state, then the form is already loaded.
if (from !== 'invalid') {
this.loadForm();
}
break;
case 'active':
break;
case 'changed':
break;
case 'saving':
this.save();
break;
case 'saved':
break;
case 'invalid':
this.showValidationErrors();
break;
}
},
/**
* @inheritdoc
*
* @return {object}
* A settings object for the quick edit UI.
*/
getQuickEditUISettings: function () {
return {padding: true, unifiedToolbar: true, fullWidthToolbar: true, popup: true};
},
/**
* Loads the form for this field, displays it on top of the actual field.
*/
loadForm: function () {
var fieldModel = this.fieldModel;
// Generate a DOM-compatible ID for the form container DOM element.
var id = 'quickedit-form-for-' + fieldModel.id.replace(/[\/\[\]]/g, '_');
// Render form container.
var $formContainer = this.$formContainer = $(Drupal.theme('quickeditFormContainer', {
id: id,
loadingMsg: Drupal.t('Loading…')
}));
$formContainer
.find('.quickedit-form')
.addClass('quickedit-editable quickedit-highlighted quickedit-editing')
.attr('role', 'dialog');
// Insert form container in DOM.
if (this.$el.css('display') === 'inline') {
$formContainer.prependTo(this.$el.offsetParent());
// Position the form container to render on top of the field's element.
var pos = this.$el.position();
$formContainer.css('left', pos.left).css('top', pos.top);
}
else {
$formContainer.insertBefore(this.$el);
}
// Load form, insert it into the form container and attach event handlers.
var formOptions = {
fieldID: fieldModel.get('fieldID'),
$el: this.$el,
nocssjs: false,
// Reset an existing entry for this entity in the PrivateTempStore (if
// any) when loading the field. Logically speaking, this should happen
// in a separate request because this is an entity-level operation, not
// a field-level operation. But that would require an additional
// request, that might not even be necessary: it is only when a user
// loads a first changed field for an entity that this needs to happen:
// precisely now!
reset: !fieldModel.get('entity').get('inTempStore')
};
Drupal.quickedit.util.form.load(formOptions, function (form, ajax) {
Drupal.AjaxCommands.prototype.insert(ajax, {
data: form,
selector: '#' + id + ' .placeholder'
});
$formContainer
.on('formUpdated.quickedit', ':input', function (event) {
var state = fieldModel.get('state');
// If the form is in an invalid state, it will persist on the page.
// Set the field to activating so that the user can correct the
// invalid value.
if (state === 'invalid') {
fieldModel.set('state', 'activating');
}
// Otherwise assume that the fieldModel is in a candidate state and
// set it to changed on formUpdate.
else {
fieldModel.set('state', 'changed');
}
})
.on('keypress.quickedit', 'input', function (event) {
if (event.keyCode === 13) {
return false;
}
});
// The in-place editor has loaded; change state to 'active'.
fieldModel.set('state', 'active');
});
},
/**
* Removes the form for this field, detaches behaviors and event handlers.
*/
removeForm: function () {
if (this.$formContainer === null) {
return;
}
delete this.formSaveAjax;
// Allow form widgets to detach properly.
Drupal.detachBehaviors(this.$formContainer.get(0), null, 'unload');
this.$formContainer
.off('change.quickedit', ':input')
.off('keypress.quickedit', 'input')
.remove();
this.$formContainer = null;
},
/**
* @inheritdoc
*/
save: function () {
var $formContainer = this.$formContainer;
var $submit = $formContainer.find('.quickedit-form-submit');
var editorModel = this.model;
var fieldModel = this.fieldModel;
function cleanUpAjax() {
Drupal.quickedit.util.form.unajaxifySaving(formSaveAjax);
formSaveAjax = null;
}
// Create an AJAX object for the form associated with the field.
var formSaveAjax = Drupal.quickedit.util.form.ajaxifySaving({
nocssjs: false,
other_view_modes: fieldModel.findOtherViewModes()
}, $submit);
// Successfully saved.
formSaveAjax.commands.quickeditFieldFormSaved = function (ajax, response, status) {
cleanUpAjax();
// First, transition the state to 'saved'.
fieldModel.set('state', 'saved');
// Second, set the 'htmlForOtherViewModes' attribute, so that when this
// field is rerendered, the change can be propagated to other instances
// of this field, which may be displayed in different view modes.
fieldModel.set('htmlForOtherViewModes', response.other_view_modes);
// Finally, set the 'html' attribute on the field model. This will cause
// the field to be rerendered.
_.defer(function () {
fieldModel.set('html', response.data);
});
};
// Unsuccessfully saved; validation errors.
formSaveAjax.commands.quickeditFieldFormValidationErrors = function (ajax, response, status) {
editorModel.set('validationErrors', response.data);
fieldModel.set('state', 'invalid');
};
// The quickeditFieldForm AJAX command is called upon attempting to save
// the form; Form API will mark which form items have errors, if any. This
// command is invoked only if validation errors exist and then it runs
// before editFieldFormValidationErrors().
formSaveAjax.commands.quickeditFieldForm = function (ajax, response, status) {
Drupal.AjaxCommands.prototype.insert(ajax, {
data: response.data,
selector: '#' + $formContainer.attr('id') + ' form'
});
};
// Click the form's submit button; the scoped AJAX commands above will
// handle the server's response.
$submit.trigger('click.quickedit');
},
/**
* @inheritdoc
*/
showValidationErrors: function () {
this.$formContainer
.find('.quickedit-form')
.addClass('quickedit-validation-error')
.find('form')
.prepend(this.model.get('validationErrors'));
}
});
})(jQuery, Drupal, _);