79 行
2.4 KiB
JavaScript
79 行
2.4 KiB
JavaScript
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(function ($) {
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/**
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* Retrieves the summary for the first element.
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*/
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$.fn.drupalGetSummary = function () {
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var callback = this.data('summaryCallback');
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return (this[0] && callback) ? $.trim(callback(this[0])) : '';
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};
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/**
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* Sets the summary for all matched elements.
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*
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* @param callback
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* Either a function that will be called each time the summary is
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* retrieved or a string (which is returned each time).
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*/
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$.fn.drupalSetSummary = function (callback) {
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var self = this;
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// To facilitate things, the callback should always be a function. If it's
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// not, we wrap it into an anonymous function which just returns the value.
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if (typeof callback != 'function') {
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var val = callback;
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callback = function () { return val; };
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}
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return this
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.data('summaryCallback', callback)
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// To prevent duplicate events, the handlers are first removed and then
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// (re-)added.
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.unbind('formUpdated.summary')
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.bind('formUpdated.summary', function () {
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self.trigger('summaryUpdated');
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})
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// The actual summaryUpdated handler doesn't fire when the callback is
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// changed, so we have to do this manually.
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.trigger('summaryUpdated');
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};
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/**
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* Sends a 'formUpdated' event each time a form element is modified.
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*/
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Drupal.behaviors.formUpdated = {
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attach: function (context) {
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// These events are namespaced so that we can remove them later.
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var events = 'change.formUpdated click.formUpdated blur.formUpdated keyup.formUpdated';
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$(context)
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// Since context could be an input element itself, it's added back to
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// the jQuery object and filtered again.
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.find(':input').andSelf().filter(':input')
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// To prevent duplicate events, the handlers are first removed and then
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// (re-)added.
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.unbind(events).bind(events, function () {
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$(this).trigger('formUpdated');
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});
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}
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};
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/**
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* Prepopulate form fields with information from the visitor cookie.
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*/
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Drupal.behaviors.fillUserInfoFromCookie = {
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attach: function (context, settings) {
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$('form.user-info-from-cookie').once('user-info-from-cookie', function () {
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var formContext = this;
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$.each(['name', 'mail', 'homepage'], function () {
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var $element = $('[name=' + this + ']', formContext);
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var cookie = $.cookie('Drupal.visitor.' + this);
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if ($element.length && cookie) {
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$element.val(cookie);
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}
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});
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});
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}
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};
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})(jQuery);
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