plone.app.discussion/plone/app/discussion/browser/javascripts/comments.js
Timo Stollenwerk 22e4189c37 Revert revisions r40851 to r40853, they should have gone into the ajax-ui branch.
svn path=/plone.app.discussion/trunk/; revision=40856
2010-10-28 09:39:00 +00:00

168 lines
6.8 KiB
JavaScript

/******************************************************************************
*
* jQuery functions for the plone.app.discussion comment viewlet and form.
*
******************************************************************************/
(function ($) {
// This unnamed function allows us to use $ inside of a block of code
// without permanently overwriting $.
// http://docs.jquery.com/Using_jQuery_with_Other_Libraries
/**************************************************************************
* Create a reply-to-comment form right beneath the form that is passed to
* the function. We do this by copying the regular comment form and
* adding a hidden in_reply_to field to the form.
**************************************************************************/
$.createReplyForm = function (comment_div) {
var comment_id = comment_div.attr("id");
var reply_button = comment_div.find(".reply-to-comment-button");
/* Clone the reply div at the end of the page template that contains
* the regular comment form.
*/
var reply_div = $("#commenting").clone(true);
/* Remove the ReCaptcha JS code before appending the form. If not
* removed, this causes problems
*/
reply_div.find("#formfield-form-widgets-captcha")
.find("script")
.remove();
/* Insert the cloned comment form right after the reply button of the
* current comment.
*/
reply_div.appendTo(comment_div).css("display", "none");
/* Remove id="reply" attribute, since we use it to uniquely
the main reply form. */
reply_div.removeAttr("id");
/* Hide the reply button (only hide, because we may want to show it
* again if the user hits the cancel button).
*/
$(reply_button).css("display", "none");
/* Fetch the reply form inside the reply div */
var reply_form = reply_div.find("form");
/* Populate the hidden 'in_reply_to' field with the correct comment
id */
reply_form.find("input[name='form.widgets.in_reply_to']")
.val(comment_id);
/* Add a remove-reply-to-comment Javascript function to remove the
form */
var cancel_reply_button = reply_div.find(".cancelreplytocomment");
cancel_reply_button.attr("id", comment_id);
/* Show the cancel buttons. */
reply_form.find("input[name='form.buttons.cancel']")
.css("display", "inline");
/* Show the reply layer with a slide down effect */
reply_div.slideDown("slow");
/* Show the cancel button in the reply-to-comment form */
cancel_reply_button.css("display", "inline");
}
/**************************************************************************
* Remove all error messages and field values from the form that is passed
* to the function.
**************************************************************************/
$.clearForm = function (form_div) {
form_div.find(".error").removeClass("error");
form_div.find(".fieldErrorBox").remove();
form_div.find("input[type='text']").attr("value", "");
form_div.find("textarea").attr("value", "");
/* XXX: Clean all additional form extender fields. */
}
//#JSCOVERAGE_IF 0
/**************************************************************************
* Window Load Function: Executes when complete page is fully loaded,
* including all frames,
**************************************************************************/
$(window).load(function () {
/**********************************************************************
* If the user has hit the reply button of a reply-to-comment form
* (form was submitted with a value for the "in_reply_to" field in the
* request), create a reply-to-comment form right under this comment.
**********************************************************************/
var post_comment_div = $("#commenting");
var in_reply_to_field =
post_comment_div.find("input[name='form.widgets.in_reply_to']");
if (in_reply_to_field.val() !== "") {
var current_reply_id = "#" + in_reply_to_field.val();
var current_reply_to_div = $(".discussion").find(current_reply_id);
$.createReplyForm(current_reply_to_div);
$.clearForm(post_comment_div);
}
/**********************************************************************
* If the user hits the "reply" button of an existing comment, create a
* reply form right beneath this comment.
**********************************************************************/
$(".reply-to-comment-button").bind("click", function (e) {
var comment_div = $(this).parents().filter(".comment");
$.createReplyForm(comment_div);
$.clearForm(comment_div);
});
/**********************************************************************
* If the user hits the "clear" button of an open reply-to-comment form,
* remove the form and show the "reply" button again.
**********************************************************************/
$("#form-buttons-cancel").bind("click", function (e) {
e.preventDefault();
var reply_to_comment_button = $(this).
parents().
filter(".comment").
find(".reply-to-comment-button");
/* Find the reply-to-comment form and hide and remove it again. */
reply_to_comment_form = $(this).parents().filter(".reply");
reply_to_comment_form.slideUp("slow", function () {
$(this).remove();
});
/* Show the reply-to-comment button again. */
reply_to_comment_button.css("display", "inline");
});
/**********************************************************************
* By default, hide the reply and the cancel button for the regular add
* comment form.
**********************************************************************/
$(".reply").find("input[name='form.buttons.reply']")
.css("display", "none");
$(".reply").find("input[name='form.buttons.cancel']")
.css("display", "none");
/**********************************************************************
* By default, show the reply button only when Javascript is enabled.
* Otherwise hide it, since the reply functions only work with JS
* enabled.
**********************************************************************/
$(".reply-to-comment-button").css("display" , "inline");
});
//#JSCOVERAGE_ENDIF
}(jQuery));