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Supports more elements to use data-confirm and data-method attributes.

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This commit is contained in:
Qiang Xue
2013-09-20 14:57:41 -04:00
parent 1aeb86df78
commit 41f7a7d243
1 changed files with 48 additions and 29 deletions
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77
framework/yii/assets/yii.js
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@@ -44,9 +44,13 @@
yii = (function ($) {
var pub = {
/**
* The selector for links that support confirmation and form submission.
* The selector for clickable elements that need to support confirmation and form submission.
*/
linkClickSelector: 'a[data-confirm], a[data-method]',
clickableSelector: 'a, button, input[type="submit"], input[type="button"], input[type="reset"], input[type="image"]',
/**
* The selector for changeable elements that need to support confirmation and form submission.
*/
changeableSelector: 'select, input, textarea',
/**
* @return string|undefined the CSRF variable name. Undefined is returned is CSRF validation is not enabled.
@@ -75,40 +79,43 @@ yii = (function ($) {
/**
* Returns a value indicating whether to allow executing the action defined for the specified element.
* This method recognizes the `data-confirm` attribute of the element and uses it
* as the message in a confirmation dialog. The method will return true if this special attribute
* is not defined or if the user confirms the message.
* @param $e the jQuery representation of the element
* @return boolean whether to allow executing the action defined for the specified element.
*/
allowAction: function ($e) {
var message = $e.data('confirm');
if (!message) {
return true;
}
return pub.confirm(message);
return message === undefined || pub.confirm(message);
},
/**
* Handles form submission triggered by elements with "method" data attribute.
* If the element is enclosed within an existing form, the form will be submitted.
* Otherwise, a new form will be created and submitted. The new form's method and action
* are determined using the element's "method" and "action" data attributes, respectively.
* If the "action" data attribute is not specified, it will try the "href" property and
* the current URL.
* Handles the action triggered by user.
* This method recognizes the `data-method` attribute of the element. If the attribute exists,
* the method will submit the form containing this element. If there is no containing form, a form
* will be created and submitted using the method given by this attribute value (e.g. "post", "put").
* For hyperlinks, the form action will take the value of the "href" attribute of the link.
* For other elements, either the containing form action or the current page URL will be used
* as the form action URL.
*
* If the `data-method` attribute is not defined, the default element action will be performed.
*
* @param $e the jQuery representation of the element
* @return boolean whether to execute the default action for the element.
*/
handleSubmit: function ($e) {
handleAction: function ($e) {
var method = $e.data('method');
if (method === undefined) {
return;
return true;
}
var $form = $e.closest('form');
if (!$form.length) {
var action = $e.data('action');
if (action === undefined) {
action = $e.prop('href');
if (action === undefined) {
action = window.location.href;
}
var newForm = !$form.length;
if (newForm) {
var action = $e.prop('href');
if (!action || !action.match(/(^\/|:\/\/)/)) {
action = window.location.href;
}
$form = $('<form method="' + method + '" action="' + action + '"></form>');
var target = $e.prop('target');
@@ -132,6 +139,12 @@ yii = (function ($) {
}
$form.trigger('submit');
if (newForm) {
$form.remove();
}
return false;
},
initModule: function (module) {
@@ -150,16 +163,22 @@ yii = (function ($) {
init: function () {
var $document = $(document);
$document.on('click.yii', pub.linkClickSelector, function () {
$document.on('click.yii', pub.clickableSelector, function (event) {
var $this = $(this);
if (!pub.allowAction($this)) {
$this.stopImmediatePropagation();
return false;
if (pub.allowAction($this)) {
return pub.handleAction($this);
} else {
if ($this.data('method')) {
pub.handleSubmit($this);
return false;
}
event.stopImmediatePropagation();
return false;
}
});
$document.on('change.yii', pub.changeableSelector, function (event) {
var $this = $(this);
if (pub.allowAction($this)) {
return pub.handleAction($this);
} else {
event.stopImmediatePropagation();
return false;
}
});
}