232 lines
9.7 KiB
JavaScript
232 lines
9.7 KiB
JavaScript
/******************************************************************************
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*
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* jQuery functions for the plone.app.discussion comment viewlet and form.
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*
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******************************************************************************/
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(function ($) {
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// This unnamed function allows us to use $ inside of a block of code
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// without permanently overwriting $.
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// http://docs.jquery.com/Using_jQuery_with_Other_Libraries
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/**************************************************************************
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* Create a reply-to-comment form right beneath the form that is passed to
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* the function. We do this by copying the regular comment form and
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* adding a hidden in_reply_to field to the form.
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**************************************************************************/
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$.createReplyForm = function (comment_div) {
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var comment_id = comment_div.attr("id");
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var reply_button = comment_div.find(".reply-to-comment-button");
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/* Clone the reply div at the end of the page template that contains
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* the regular comment form.
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*/
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var reply_div = $("#commenting").clone(true);
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/* Remove the ReCaptcha JS code before appending the form. If not
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* removed, this causes problems
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*/
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reply_div.find("#formfield-form-widgets-captcha")
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.find("script")
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.remove();
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/* Insert the cloned comment form right after the reply button of the
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* current comment.
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*/
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reply_div.appendTo(comment_div).css("display", "none");
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/* Remove id="reply" attribute, since we use it to uniquely
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the main reply form. */
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reply_div.removeAttr("id");
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/* Hide the reply button (only hide, because we may want to show it
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* again if the user hits the cancel button).
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*/
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$(reply_button).css("display", "none");
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/* Fetch the reply form inside the reply div */
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var reply_form = reply_div.find("form");
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/* Populate the hidden 'in_reply_to' field with the correct comment
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id */
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reply_form.find("input[name='form.widgets.in_reply_to']")
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.val(comment_id);
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/* Add a remove-reply-to-comment Javascript function to remove the
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form */
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var cancel_reply_button = reply_div.find(".cancelreplytocomment");
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cancel_reply_button.attr("id", comment_id);
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/* Show the cancel buttons. */
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reply_form.find("input[name='form.buttons.cancel']")
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.css("display", "inline");
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/* Show the reply layer with a slide down effect */
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reply_div.slideDown("slow");
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/* Show the cancel button in the reply-to-comment form */
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cancel_reply_button.css("display", "inline");
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};
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/**************************************************************************
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* Remove all error messages and field values from the form that is passed
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* to the function.
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**************************************************************************/
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$.clearForm = function (form_div) {
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form_div.find(".error").removeClass("error");
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form_div.find(".fieldErrorBox").remove();
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form_div.find("input[type='text']").attr("value", "");
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form_div.find("textarea").attr("value", "");
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/* XXX: Clean all additional form extender fields. */
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};
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//#JSCOVERAGE_IF 0
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/**************************************************************************
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* Window Load Function: Executes when complete page is fully loaded,
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* including all frames,
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**************************************************************************/
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$(window).load(function () {
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/**********************************************************************
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* If the user has hit the reply button of a reply-to-comment form
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* (form was submitted with a value for the "in_reply_to" field in the
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* request), create a reply-to-comment form right under this comment.
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**********************************************************************/
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var post_comment_div = $("#commenting");
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var in_reply_to_field =
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post_comment_div.find("input[name='form.widgets.in_reply_to']");
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if (in_reply_to_field.val() !== "") {
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var current_reply_id = "#" + in_reply_to_field.val();
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var current_reply_to_div = $(".discussion").find(current_reply_id);
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$.createReplyForm(current_reply_to_div);
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$.clearForm(post_comment_div);
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}
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/**********************************************************************
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* If the user hits the "reply" button of an existing comment, create a
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* reply form right beneath this comment.
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**********************************************************************/
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$(".reply-to-comment-button").bind("click", function (e) {
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var comment_div = $(this).parents().filter(".comment");
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$.createReplyForm(comment_div);
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$.clearForm(comment_div);
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});
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/**********************************************************************
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* If the user hits the "clear" button of an open reply-to-comment form,
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* remove the form and show the "reply" button again.
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**********************************************************************/
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$("#commenting #form-buttons-cancel").bind("click", function (e) {
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e.preventDefault();
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var reply_to_comment_button = $(this).
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parents().
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filter(".comment").
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find(".reply-to-comment-button");
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/* Find the reply-to-comment form and hide and remove it again. */
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$.reply_to_comment_form = $(this).parents().filter(".reply");
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$.reply_to_comment_form.slideUp("slow", function () {
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$(this).remove();
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});
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/* Show the reply-to-comment button again. */
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reply_to_comment_button.css("display", "inline");
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});
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/**********************************************************************
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* Publish a single comment.
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**********************************************************************/
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$("input[name='form.button.PublishComment']").live('click', function () {
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var trigger = this;
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var form = $(this).parents("form");
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var data = $(form).serialize();
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var form_url = $(form).attr("action");
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$.ajax({
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type: "GET",
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url: form_url,
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data: "workflow_action=publish",
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context: trigger,
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success: function (msg) {
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// remove button (trigger object can't be directly removed)
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form.find("input[name='form.button.PublishComment']").remove();
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form.parents(".state-pending").toggleClass('state-pending').toggleClass('state-published');
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},
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error: function (msg) {
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return true;
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}
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});
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return false;
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});
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/**********************************************************************
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* Delete a comment and its answers.
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**********************************************************************/
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$("input[name='form.button.DeleteComment']").live('click', function () {
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var trigger = this;
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var form = $(this).parents("form");
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var data = $(form).serialize();
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var form_url = $(form).attr("action");
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$.ajax({
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type: 'POST',
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url: form_url,
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context: $(trigger).parents(".comment"),
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success: function (data) {
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var comment = $(this);
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var clss = comment.attr('class');
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// remove replies
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var treelevel = parseInt(clss[clss.indexOf('replyTreeLevel') + 'replyTreeLevel'.length], 10);
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// selector for all the following elements of lower level
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var selector = ".replyTreeLevel" + treelevel;
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for (var i = 0; i < treelevel; i++) {
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selector += ", .replyTreeLevel" + i;
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}
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comment.nextUntil(selector).each(function () {
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$(this).fadeOut('fast', function () {
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$(this).remove();
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});
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});
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// remove comment
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$(this).fadeOut('fast', function () {
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$(this).remove();
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});
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},
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error: function (req, error) {
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return true;
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}
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});
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return false;
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});
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/**********************************************************************
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* By default, hide the reply and the cancel button for the regular add
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* comment form.
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**********************************************************************/
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$(".reply").find("input[name='form.buttons.reply']")
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.css("display", "none");
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$(".reply").find("input[name='form.buttons.cancel']")
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.css("display", "none");
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/**********************************************************************
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* By default, show the reply button only when Javascript is enabled.
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* Otherwise hide it, since the reply functions only work with JS
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* enabled.
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**********************************************************************/
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$(".reply-to-comment-button").css("display" , "inline");
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});
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//#JSCOVERAGE_ENDIF
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}(jQuery));
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