forked from GNUsocial/gnu-social
		
	
		
			
				
	
	
		
			360 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			360 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
var QnA = {
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    // @fixme: Should use ID
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    close: function(form, best) {
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        var notice = $(form).closest('li.hentry.notice.question');
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        notice.find('input#qna-best-answer,#qna-question-close').hide();
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        notice.find('textarea').hide();
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        var list = notice.find('ul');
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        notice.find('ul > li.notice-answer-placeholder').remove();
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        notice.find('ul > li.notice-answer').remove();
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        if (best) {
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            var p = notice.parent().find('div.question-description > form > fieldset > p');
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            if (p.length != 0) {
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                p.append($('<span class="question-closed">This question is closed.</span>'));
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            }
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        }
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    },
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    init: function() {
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        QnA.NoticeInlineAnswerSetup();
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        $('form.form_question_show').live('submit', function() {
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            QnA.close(this);
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        });
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        $('form.form_answer_show').live('submit', function() {
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            QnA.close(this, true);
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        });
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    },
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    /**
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     * Open up a question's inline answer box.
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     *
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     * @param {jQuery} notice: jQuery object containing one notice
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     */
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    NoticeInlineAnswerTrigger: function(notice) {
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        // Find the notice we're replying to...
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        var id = $($('.notice_id', notice)[0]).text();
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        var parentNotice = notice;
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        // Find the threaded replies view we'll be adding to...
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        var list = notice.closest('.notices');
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        if (list.hasClass('threaded-replies')) {
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            // We're replying to a reply; use reply form on the end of this list.
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            // We'll add our form at the end of this; grab the root notice.
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            parentNotice = list.closest('.notice');
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        } else {
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            // We're replying to a parent notice; pull its threaded list
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            // and we'll add on the end of it. Will add if needed.
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            list = $('ul.threaded-replies', notice);
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        }
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        // See if the form's already open...
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        var answerForm = $('.qna_answer_form', list);
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        var hideReplyPlaceholders = function(notice) {
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            // Do we still have a dummy answer placeholder? If so get rid of
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            // reply place holders for this question. If the current user hasn't
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            // answered the question we want to direct her to providing an
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            // answer. She can still reply by hitting the reply button if she
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            // really wants to.
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            var dummyAnswer = $('ul.qna-dummy', notice);
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            if (dummyAnswer.length > 0) {
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                notice.find('li.notice-reply-placeholder').hide();
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            }
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        }
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        var nextStep = function() {
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            var dummyAnswer = $('ul.qna-dummy', notice);
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            dummyAnswer.hide();
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             // Set focus...
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            var text = answerForm.find('textarea');
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            if (text.length == 0) {
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                throw "No textarea";
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            }
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            text.focus();
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            $('body').click(function(e) {
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                var dummyAnswer = $('ul.qna-dummy', notice);
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                var style = dummyAnswer.attr('style');
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                var ans = $(notice).find('li.hentry.notice.anwer', notice)
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                if (ans > 0) {
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                    hideReplyPlaceholders(notice);
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                }
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                var openAnswers = $('li.notice-answer');
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                    if (openAnswers.length > 0) {
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                        var target = $(e.target);
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                        openAnswers.each(function() {
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                            // Did we click outside this one?
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                            var answerItem = $(this);
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                            var parentNotice = answerItem.closest('li.notice');
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                            if (answerItem.has(e.target).length == 0) {
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                                var textarea = answerItem.find('.notice_data-text:first');
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                                var cur = $.trim(textarea.val());
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                                // Only close if there's been no edit.
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                                if (cur == '' || cur == textarea.data('initialText')) {
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                                    answerItem.remove();
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                                    dummyAnswer.show();
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                                }
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                            }
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                        });
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                    }
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                });
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        };
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        // See if the form's already open...
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        if (answerForm.length > 0 ) {
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            nextStep();
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        } else {
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            var placeholder = list.find('li.qna-dummy-placeholder').hide();
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            // Create the answer form entry at the end
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            var answerItem = $('li.notice-answer', list);
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            if (answerItem.length == 0) {
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                 answerItem = $('<li class="notice-answer"></li>');
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                 var intermediateStep = function(formMaster) {
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                    // @todo cache the form if we can (worth it?)
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                    var formEl = document._importNode(formMaster, true);
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                    $(formEl).data('NoticeFormSetup', true);
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                    answerItem.append(formEl);
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                    list.prepend(answerItem); // *before* the placeholder
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                    var form = answerForm = $(formEl);
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                    QnA.AnswerFormSetup(form);
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                    nextStep();
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                };
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                if (QnA.AnswerFormMaster) {
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                    // @todo if we had a cached for here's where we'd use it'
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                    intermediateStep(QnA.AnswerFormMaster);
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                } else {
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                    // Fetch a fresh copy of the answer form over AJAX.
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                    // Warning: this can have a delay, which looks bad.
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                    // @fixme this fallback may or may not work
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                    var url = $('#answer-action').attr('value');
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                     $.get(url, {ajax: 1}, function(data, textStatus, xhr) {
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                         intermediateStep($('form', data)[0]);
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                     });
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                 }
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             }
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         }
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     },
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    /**
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     * Setup function -- DOES NOT apply immediately.
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     *
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     * Sets up event handlers for inline reply mini-form placeholders.
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     * Uses 'live' rather than 'bind', so applies to future as well as present items.
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     */
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    NoticeInlineAnswerSetup: function() {
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        $('li.qna-dummy-placeholder input.placeholder')
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            .live('focus', function() {
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                var notice = $(this).closest('li.notice');
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                QnA.NoticeInlineAnswerTrigger(notice);
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                return false;
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            });
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    },
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    AnswerFormSetup: function(form) {
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        form.find('textarea').focus();
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        if (!form.data('NoticeFormSetup')) {
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            alert('gargargar');
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        }
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        if (!form.data('AnswerFormSetup')) {
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            //SN.U.NoticeLocationAttach(form);
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            QnA.FormAnswerXHR(form);
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            //SN.U.FormNoticeEnhancements(form);
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            //SN.U.NoticeDataAttach(form);
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            form.data('NoticeFormSetup', true);
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        }
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    },
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   /**
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     * Setup function -- DOES NOT trigger actions immediately.
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     *
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     * Sets up event handlers for special-cased async submission of the
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     * answer-posting form, including some pre-post validation.
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     *
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     * @fixme geodata
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     * @fixme refactor and unify with FormNoticeXHR in util.js
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     *
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     * @param {jQuery} form: jQuery object whose first element is a form
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     *
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     * @access public
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     */
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    FormAnswerXHR: function(form) {
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        //SN.C.I.NoticeDataGeo = {};
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        form.append('<input type="hidden" name="ajax" value="1"/>');
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        // Make sure we don't have a mixed HTTP/HTTPS submission...
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        form.attr('action', SN.U.RewriteAjaxAction(form.attr('action')));
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        /**
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         * Show a response feedback bit under the new-notice dialog.
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         *
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         * @param {String} cls: CSS class name to use ('error' or 'success')
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         * @param {String} text
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         * @access private
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         */
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        var showFeedback = function(cls, text) {
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            form.append(
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                $('<p class="form_response"></p>')
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                    .addClass(cls)
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                    .text(text)
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            );
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        };
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        /**
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         * Hide the previous response feedback, if any.
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         */
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        var removeFeedback = function() {
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            form.find('.form_response').remove();
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        };
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        form.ajaxForm({
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            dataType: 'xml',
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            timeout: '60000',
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            beforeSend: function(formData) {
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                if (form.find('.notice_data-text:first').val() == '') {
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                    form.addClass(SN.C.S.Warning);
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                    return false;
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                }
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                form
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                    .addClass(SN.C.S.Processing)
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                    .find('.submit')
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                        .addClass(SN.C.S.Disabled)
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                        .attr(SN.C.S.Disabled, SN.C.S.Disabled);
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                return true;
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            },
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            error: function (xhr, textStatus, errorThrown) {
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                form
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                    .removeClass(SN.C.S.Processing)
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                    .find('.submit')
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                        .removeClass(SN.C.S.Disabled)
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                        .removeAttr(SN.C.S.Disabled, SN.C.S.Disabled);
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                removeFeedback();
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                if (textStatus == 'timeout') {
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                    // @fixme i18n
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                    showFeedback('error', 'Sorry! We had trouble sending your notice. The servers are overloaded. Please try again, and contact the site administrator if this problem persists.');
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                }
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                else {
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                    var response = SN.U.GetResponseXML(xhr);
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                    if ($('.'+SN.C.S.Error, response).length > 0) {
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                        form.append(document._importNode($('.'+SN.C.S.Error, response)[0], true));
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                    }
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                    else {
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                        if (parseInt(xhr.status) === 0 || jQuery.inArray(parseInt(xhr.status), SN.C.I.HTTP20x30x) >= 0) {
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                            form
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                                .resetForm()
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                                .find('.attach-status').remove();
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                            SN.U.FormNoticeEnhancements(form);
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                        }
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                        else {
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                            // @fixme i18n
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                            showFeedback('error', '(Sorry! We had trouble sending your notice ('+xhr.status+' '+xhr.statusText+'). Please report the problem to the site administrator if this happens again.');
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                        }
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                    }
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                }
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            },
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            success: function(data, textStatus) {
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                removeFeedback();
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                var errorResult = $('#'+SN.C.S.Error, data);
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                if (errorResult.length > 0) {
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                    showFeedback('error', errorResult.text());
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                }
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                else {
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                    // New notice post was successful. If on our timeline, show it!
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                    var notice = document._importNode($('li', data)[0], true);
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                    var notices = $('#notices_primary .notices:first');
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                    var answerItem = form.closest('li.notice-answer');
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                    var questionItem = form.closest('li.question');
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                    var dummyAnswer = form.find('ul.qna-dummy', questionItem).remove();
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                    if (answerItem.length > 0) {
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                    // If this is an inline answer, remove the form...
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                    var list = form.closest('.threaded-replies');
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                    // if the inserted notice's parent question needs it give it a placeholder
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                    var ans = questionItem.find('ul > li.hentry.notice.answer');
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                    if (ans.length == 0) {
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                        SN.U.NoticeInlineReplyPlaceholder(questionItem);
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                    }
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                    var id = $(notice).attr('id');
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                    if ($("#"+id).length == 0) {
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                        $(notice).insertBefore(answerItem);
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                            answerItem.remove();
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                        } else {
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                            // NOP
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                            // Realtime came through before us...
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                        }
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                    } else if (notices.length > 0 && SN.U.belongsOnTimeline(notice)) {
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                        // Not a reply. If on our timeline, show it at the
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                        if ($('#'+notice.id).length === 0) {
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                            var notice_irt_value = form.find('#inreplyto').val();
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                            var notice_irt = '#notices_primary #notice-'+notice_irt_value;
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                            if($('body')[0].id == 'conversation') {
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                                if(notice_irt_value.length > 0 && $(notice_irt+' .notices').length < 1) {
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                                    $(notice_irt).append('<ul class="notices"></ul>');
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                                }
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                                $($(notice_irt+' .notices')[0]).append(notice);
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                            }
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                            else {
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                                notices.prepend(notice);
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                            }
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                            $('#'+notice.id)
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                                .css({display:'none'})
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                                .fadeIn(2500);
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                        }
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                        // realtime injected the notice first
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                    } else {
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                        // Not on a timeline that this belongs on?
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                        // Just show a success message.
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                        // @fixme inline
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                        showFeedback('success', $('title', data).text());
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                    }
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                }
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            },
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            complete: function(xhr, textStatus) {
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                form
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                    .removeClass(SN.C.S.Processing)
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                    .find('.submit')
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                        .removeAttr(SN.C.S.Disabled)
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                        .removeClass(SN.C.S.Disabled);
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            }
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        });
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    }
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};
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$(document).ready(function() {
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    QnA.init();
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});
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