2 * StatusNet - a distributed open-source microblogging tool
3 * Copyright (C) 2008, StatusNet, Inc.
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU Affero General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU Affero General Public License for more details.
15 * You should have received a copy of the GNU Affero General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 * @category UI interaction
20 * @author Sarven Capadisli <csarven@status.net>
21 * @author Evan Prodromou <evan@status.net>
22 * @author Brion Vibber <brion@status.net>
23 * @copyright 2009,2010 StatusNet, Inc.
24 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
25 * @link http://status.net/
28 var SN = { // StatusNet
31 CounterBlackout: false,
33 PatternUsername: /^[0-9a-zA-Z\-_.]*$/,
34 HTTP20x30x: [200, 201, 202, 203, 204, 205, 206, 300, 301, 302, 303, 304, 305, 306, 307],
35 NoticeFormMaster: null // to be cloned from the one at top
39 * @fixme are these worth the trouble? They seem to mostly just duplicate
40 * themselves while slightly obscuring the actual selector, so it's hard
41 * to pop over to the HTML and find something.
43 * In theory, minification could reduce them to shorter variable names,
44 * but at present that doesn't happen with yui-compressor.
51 Processing: 'processing',
52 CommandResult: 'command_result',
53 FormNotice: 'form_notice',
54 NoticeDataGeo: 'notice_data-geo',
55 NoticeDataGeoCookie: 'NoticeDataGeo',
56 NoticeDataGeoSelected: 'notice_data-geo_selected',
57 StatusNetInstance:'StatusNetInstance'
62 * Map of localized message strings exported to script from the PHP
63 * side via Action::getScriptMessages().
65 * Retrieve them via SN.msg(); this array is an implementation detail.
72 * Grabs a localized string that's been previously exported to us
73 * from server-side code via Action::getScriptMessages().
75 * @example alert(SN.msg('coolplugin-failed'));
77 * @param {String} key: string key name to pull from message index
78 * @return matching localized message string
81 if (typeof SN.messages[key] == "undefined") {
82 return '[' + key + ']';
84 return SN.messages[key];
90 * Setup function -- DOES NOT trigger actions immediately.
92 * Sets up event handlers on the new notice form.
94 * @param {jQuery} form: jQuery object whose first matching element is the form
97 FormNoticeEnhancements: function(form) {
98 if (jQuery.data(form[0], 'ElementData') === undefined) {
99 MaxLength = form.find('.count').text();
100 if (typeof(MaxLength) == 'undefined') {
101 MaxLength = SN.C.I.MaxLength;
103 jQuery.data(form[0], 'ElementData', {MaxLength:MaxLength});
107 NDT = form.find('.notice_data-text:first');
109 NDT.bind('keyup', function(e) {
113 var delayedUpdate= function(e) {
114 // Cut and paste events fire *before* the operation,
115 // so we need to trigger an update in a little bit.
116 // This would be so much easier if the 'change' event
117 // actually fired every time the value changed. :P
118 window.setTimeout(function() {
122 // Note there's still no event for mouse-triggered 'delete'.
123 NDT.bind('cut', delayedUpdate)
124 .bind('paste', delayedUpdate);
127 form.find('.count').text(jQuery.data(form[0], 'ElementData').MaxLength);
132 * To be called from event handlers on the notice import form.
133 * Triggers an update of the remaining-characters counter.
135 * Additional counter updates will be suppressed during the
136 * next half-second to avoid flooding the layout engine with
137 * updates, followed by another automatic check.
139 * The maximum length is pulled from data established by
140 * FormNoticeEnhancements.
142 * @param {jQuery} form: jQuery object whose first element is the notice posting form
145 Counter: function(form) {
146 SN.C.I.FormNoticeCurrent = form;
148 var MaxLength = jQuery.data(form[0], 'ElementData').MaxLength;
150 if (MaxLength <= 0) {
154 var remaining = MaxLength - SN.U.CharacterCount(form);
155 var counter = form.find('.count');
157 if (remaining.toString() != counter.text()) {
158 if (!SN.C.I.CounterBlackout || remaining === 0) {
159 if (counter.text() != String(remaining)) {
160 counter.text(remaining);
163 form.addClass(SN.C.S.Warning);
165 form.removeClass(SN.C.S.Warning);
167 // Skip updates for the next 500ms.
168 // On slower hardware, updating on every keypress is unpleasant.
169 if (!SN.C.I.CounterBlackout) {
170 SN.C.I.CounterBlackout = true;
171 SN.C.I.FormNoticeCurrent = form;
172 window.setTimeout("SN.U.ClearCounterBlackout(SN.C.I.FormNoticeCurrent);", 500);
179 * Pull the count of characters in the current edit field.
180 * Plugins replacing the edit control may need to override this.
182 * @param {jQuery} form: jQuery object whose first element is the notice posting form
183 * @return number of chars
185 CharacterCount: function(form) {
186 return form.find('.notice_data-text:first').val().length;
190 * Called internally after the counter update blackout period expires;
191 * runs another update to make sure we didn't miss anything.
193 * @param {jQuery} form: jQuery object whose first element is the notice posting form
196 ClearCounterBlackout: function(form) {
197 // Allow keyup events to poke the counter again
198 SN.C.I.CounterBlackout = false;
199 // Check if the string changed since we last looked
204 * Helper function to rewrite default HTTP form action URLs to HTTPS
205 * so we can actually fetch them when on an SSL page in ssl=sometimes
208 * It would be better to output URLs that didn't hardcode protocol
209 * and hostname in the first place...
211 * @param {String} url
214 RewriteAjaxAction: function(url) {
215 // Quick hack: rewrite AJAX submits to HTTPS if they'd fail otherwise.
216 if (document.location.protocol == 'https:' && url.substr(0, 5) == 'http:') {
217 return url.replace(/^http:\/\/[^:\/]+/, 'https://' + document.location.host);
224 * Grabs form data and submits it asynchronously, with 'ajax=1'
225 * parameter added to the rest.
227 * If a successful response includes another form, that form
228 * will be extracted and copied in, replacing the original form.
229 * If there's no form, the first paragraph will be used.
231 * This will automatically be applied on the 'submit' event for
232 * any form with the 'ajax' class.
234 * @fixme can sometimes explode confusingly if returnd data is bogus
235 * @fixme error handling is pretty vague
236 * @fixme can't submit file uploads
238 * @param {jQuery} form: jQuery object whose first element is a form
239 * @param function onSuccess: something extra to do on success
243 FormXHR: function(form, onSuccess) {
247 url: SN.U.RewriteAjaxAction(form.attr('action')),
248 data: form.serialize() + '&ajax=1',
249 beforeSend: function(xhr) {
251 .addClass(SN.C.S.Processing)
253 .addClass(SN.C.S.Disabled)
254 .attr(SN.C.S.Disabled, SN.C.S.Disabled);
256 error: function (xhr, textStatus, errorThrown) {
257 // If the server end reported an error from StatusNet,
258 // find it -- otherwise we'll see what was reported
260 var errorReported = null;
261 if (xhr.responseXML) {
262 errorReported = $('#error', xhr.responseXML).text();
264 alert(errorReported || errorThrown || textStatus);
266 // Restore the form to original state.
269 .removeClass(SN.C.S.Processing)
271 .removeClass(SN.C.S.Disabled)
272 .removeAttr(SN.C.S.Disabled);
274 success: function(data, textStatus) {
275 if (typeof($('form', data)[0]) != 'undefined') {
276 form_new = document._importNode($('form', data)[0], true);
277 form.replaceWith(form_new);
282 else if (typeof($('p', data)[0]) != 'undefined') {
283 form.replaceWith(document._importNode($('p', data)[0], true));
289 alert('Unknown error.');
296 * Setup function -- DOES NOT trigger actions immediately.
298 * Sets up event handlers for special-cased async submission of the
299 * notice-posting form, including some pre-post validation.
301 * Unlike FormXHR() this does NOT submit the form immediately!
302 * It sets up event handlers so that any method of submitting the
303 * form (click on submit button, enter, submit() etc) will trigger
306 * Also unlike FormXHR(), this system will use a hidden iframe
307 * automatically to handle file uploads via <input type="file">
311 * @fixme vast swaths of duplicate code and really long variable names clutter this function up real bad
312 * @fixme error handling is unreliable
313 * @fixme cookieValue is a global variable, but probably shouldn't be
314 * @fixme saving the location cache cookies should be split out
315 * @fixme some error messages are hardcoded english: needs i18n
316 * @fixme special-case for bookmarklet is confusing and uses a global var "self". Is this ok?
318 * @param {jQuery} form: jQuery object whose first element is a form
322 FormNoticeXHR: function(form) {
323 SN.C.I.NoticeDataGeo = {};
324 form.append('<input type="hidden" name="ajax" value="1"/>');
326 // Make sure we don't have a mixed HTTP/HTTPS submission...
327 form.attr('action', SN.U.RewriteAjaxAction(form.attr('action')));
330 * Show a response feedback bit under the new-notice dialog.
332 * @param {String} cls: CSS class name to use ('error' or 'success')
333 * @param {String} text
336 var showFeedback = function(cls, text) {
338 $('<p class="form_response"></p>')
345 * Hide the previous response feedback, if any.
347 var removeFeedback = function() {
348 form.find('.form_response').remove();
354 beforeSend: function(formData) {
355 if (form.find('.notice_data-text:first').val() == '') {
356 form.addClass(SN.C.S.Warning);
360 .addClass(SN.C.S.Processing)
362 .addClass(SN.C.S.Disabled)
363 .attr(SN.C.S.Disabled, SN.C.S.Disabled);
365 SN.U.normalizeGeoData(form);
369 error: function (xhr, textStatus, errorThrown) {
371 .removeClass(SN.C.S.Processing)
373 .removeClass(SN.C.S.Disabled)
374 .removeAttr(SN.C.S.Disabled, SN.C.S.Disabled);
376 if (textStatus == 'timeout') {
378 showFeedback('error', 'Sorry! We had trouble sending your notice. The servers are overloaded. Please try again, and contact the site administrator if this problem persists.');
381 var response = SN.U.GetResponseXML(xhr);
382 if ($('.'+SN.C.S.Error, response).length > 0) {
383 form.append(document._importNode($('.'+SN.C.S.Error, response)[0], true));
386 if (parseInt(xhr.status) === 0 || jQuery.inArray(parseInt(xhr.status), SN.C.I.HTTP20x30x) >= 0) {
389 .find('.attach-status').remove();
390 SN.U.FormNoticeEnhancements(form);
394 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.');
399 success: function(data, textStatus) {
401 var errorResult = $('#'+SN.C.S.Error, data);
402 if (errorResult.length > 0) {
403 showFeedback('error', errorResult.text());
406 if($('body')[0].id == 'bookmarklet') {
407 // @fixme self is not referenced anywhere?
411 var commandResult = $('#'+SN.C.S.CommandResult, data);
412 if (commandResult.length > 0) {
413 showFeedback('success', commandResult.text());
416 // New notice post was successful. If on our timeline, show it!
417 var notice = document._importNode($('li', data)[0], true);
418 var notices = $('#notices_primary .notices:first');
419 var replyItem = form.closest('li.notice-reply');
421 if (replyItem.length > 0) {
422 // If this is an inline reply, remove the form...
423 var list = form.closest('.threaded-replies');
424 var placeholder = list.find('.notice-reply-placeholder');
427 var id = $(notice).attr('id');
428 if ($("#"+id).length == 0) {
429 $(notice).insertBefore(placeholder);
431 // Realtime came through before us...
434 // ...and show the placeholder form.
436 } else if (notices.length > 0 && SN.U.belongsOnTimeline(notice)) {
437 // Not a reply. If on our timeline, show it at the top!
439 if ($('#'+notice.id).length === 0) {
440 var notice_irt_value = form.find('[name=inreplyto]').val();
441 var notice_irt = '#notices_primary #notice-'+notice_irt_value;
442 if($('body')[0].id == 'conversation') {
443 if(notice_irt_value.length > 0 && $(notice_irt+' .notices').length < 1) {
444 $(notice_irt).append('<ul class="notices"></ul>');
446 $($(notice_irt+' .notices')[0]).append(notice);
449 notices.prepend(notice);
452 .css({display:'none'})
454 SN.U.NoticeWithAttachment($('#'+notice.id));
455 SN.U.switchInputFormTab("placeholder");
458 // Not on a timeline that this belongs on?
459 // Just show a success message.
461 showFeedback('success', $('title', data).text());
465 form.find('[name=inreplyto]').val('');
466 form.find('.attach-status').remove();
467 SN.U.FormNoticeEnhancements(form);
470 complete: function(xhr, textStatus) {
472 .removeClass(SN.C.S.Processing)
474 .removeAttr(SN.C.S.Disabled)
475 .removeClass(SN.C.S.Disabled);
477 form.find('[name=lat]').val(SN.C.I.NoticeDataGeo.NLat);
478 form.find('[name=lon]').val(SN.C.I.NoticeDataGeo.NLon);
479 form.find('[name=location_ns]').val(SN.C.I.NoticeDataGeo.NLNS);
480 form.find('[name=location_id]').val(SN.C.I.NoticeDataGeo.NLID);
481 form.find('[name=notice_data-geo]').attr('checked', SN.C.I.NoticeDataGeo.NDG);
486 FormProfileSearchXHR: function(form) {
490 url: form.attr('action'),
491 data: form.serialize() + '&ajax=1',
492 beforeSend: function(xhr) {
494 .addClass(SN.C.S.Processing)
496 .addClass(SN.C.S.Disabled)
497 .attr(SN.C.S.Disabled, SN.C.S.Disabled);
499 error: function (xhr, textStatus, errorThrown) {
500 alert(errorThrown || textStatus);
502 success: function(data, textStatus) {
503 var results_placeholder = $('#profile_search_results');
504 if (typeof($('ul', data)[0]) != 'undefined') {
505 var list = document._importNode($('ul', data)[0], true);
506 results_placeholder.replaceWith(list);
509 var _error = $('<li/>').append(document._importNode($('p', data)[0], true));
510 results_placeholder.html(_error);
513 .removeClass(SN.C.S.Processing)
515 .removeClass(SN.C.S.Disabled)
516 .attr(SN.C.S.Disabled, false);
521 FormPeopletagsXHR: function(form) {
525 url: form.attr('action'),
526 data: form.serialize() + '&ajax=1',
527 beforeSend: function(xhr) {
529 .addClass(SN.C.S.Processing)
530 .addClass(SN.C.S.Disabled)
531 .attr(SN.C.S.Disabled, SN.C.S.Disabled);
533 error: function (xhr, textStatus, errorThrown) {
534 alert(errorThrown || textStatus);
536 success: function(data, textStatus) {
537 var results_placeholder = form.parents('.entity_tags');
538 if (typeof($('.entity_tags', data)[0]) != 'undefined') {
539 var tags = document._importNode($('.entity_tags', data)[0], true);
540 $(tags).find('.editable').append($('<button class="peopletags_edit_button"/>'));
541 results_placeholder.replaceWith(tags);
543 results_placeholder.find('p').remove();
544 results_placeholder.append(document._importNode($('p', data)[0], true));
545 form.removeClass(SN.C.S.Processing)
547 .removeClass(SN.C.S.Disabled)
548 .attr(SN.C.S.Disabled, false);
554 normalizeGeoData: function(form) {
555 SN.C.I.NoticeDataGeo.NLat = form.find('[name=lat]').val();
556 SN.C.I.NoticeDataGeo.NLon = form.find('[name=lon]').val();
557 SN.C.I.NoticeDataGeo.NLNS = form.find('[name=location_ns]').val();
558 SN.C.I.NoticeDataGeo.NLID = form.find('[name=location_id]').val();
559 SN.C.I.NoticeDataGeo.NDG = form.find('[name=notice_data-geo]').attr('checked'); // @fixme
561 var cookieValue = $.cookie(SN.C.S.NoticeDataGeoCookie);
563 if (cookieValue !== null && cookieValue != 'disabled') {
564 cookieValue = JSON.parse(cookieValue);
565 SN.C.I.NoticeDataGeo.NLat = form.find('[name=lat]').val(cookieValue.NLat).val();
566 SN.C.I.NoticeDataGeo.NLon = form.find('[name=lon]').val(cookieValue.NLon).val();
567 if (cookieValue.NLNS) {
568 SN.C.I.NoticeDataGeo.NLNS = form.find('[name=location_ns]').val(cookieValue.NLNS).val();
569 SN.C.I.NoticeDataGeo.NLID = form.find('[name=location_id]').val(cookieValue.NLID).val();
571 form.find('[name=location_ns]').val('');
572 form.find('[name=location_id]').val('');
575 if (cookieValue == 'disabled') {
576 SN.C.I.NoticeDataGeo.NDG = form.find('[name=notice_data-geo]').attr('checked', false).attr('checked');
579 SN.C.I.NoticeDataGeo.NDG = form.find('[name=notice_data-geo]').attr('checked', true).attr('checked');
585 * Fetch an XML DOM from an XHR's response data.
587 * Works around unavailable responseXML when document.domain
588 * has been modified by Meteor or other tools, in some but not
591 * @param {XMLHTTPRequest} xhr
592 * @return DOMDocument
594 GetResponseXML: function(xhr) {
596 return xhr.responseXML;
598 return (new DOMParser()).parseFromString(xhr.responseText, "text/xml");
603 * Setup function -- DOES NOT trigger actions immediately.
605 * Sets up event handlers on all visible notice's reply buttons to
606 * tweak the new-notice form with needed variables and focus it
609 * (This replaces the default reply button behavior to submit
610 * directly to a form which comes back with a specialized page
611 * with the form data prefilled.)
615 NoticeReply: function() {
616 $('#content .notice_reply').live('click', function(e) {
618 var notice = $(this).closest('li.notice');
619 SN.U.NoticeInlineReplyTrigger(notice);
625 * Stub -- kept for compat with plugins for now.
628 NoticeReplyTo: function(notice) {
632 * Open up a notice's inline reply box.
634 * @param {jQuery} notice: jQuery object containing one notice
635 * @param {String} initialText
637 NoticeInlineReplyTrigger: function(notice, initialText) {
638 // Find the notice we're replying to...
639 var id = $($('.notice_id', notice)[0]).text();
640 var parentNotice = notice;
642 // Find the threaded replies view we'll be adding to...
643 var list = notice.closest('.notices');
644 if (list.hasClass('threaded-replies')) {
645 // We're replying to a reply; use reply form on the end of this list.
646 // We'll add our form at the end of this; grab the root notice.
647 parentNotice = list.closest('.notice');
649 // We're replying to a parent notice; pull its threaded list
650 // and we'll add on the end of it. Will add if needed.
651 list = $('ul.threaded-replies', notice);
652 if (list.length == 0) {
653 SN.U.NoticeInlineReplyPlaceholder(notice);
654 list = $('ul.threaded-replies', notice);
658 // See if the form's already open...
659 var replyForm = $('.notice-reply-form', list);
661 var nextStep = function() {
663 replyForm.find('input[name=inreplyto]').val(id);
664 replyForm.find('#notice_to').attr('disabled', 'disabled').hide();
665 replyForm.find('#notice_private').attr('disabled', 'disabled').hide();
666 replyForm.find('label[for=notice_to]').hide();
667 replyForm.find('label[for=notice_private]').hide();
670 var text = replyForm.find('textarea');
671 if (text.length == 0) {
676 replyto = initialText + ' ';
678 text.val(replyto + text.val().replace(RegExp(replyto, 'i'), ''));
679 text.data('initialText', $.trim(initialText + ''));
681 if (text[0].setSelectionRange) {
682 var len = text.val().length;
683 text[0].setSelectionRange(len,len);
686 if (replyForm.length > 0) {
687 // Update the existing form...
690 // Hide the placeholder...
691 var placeholder = list.find('li.notice-reply-placeholder').hide();
693 // Create the reply form entry at the end
694 var replyItem = $('li.notice-reply', list);
695 if (replyItem.length == 0) {
696 replyItem = $('<li class="notice-reply"></li>');
698 var intermediateStep = function(formMaster) {
699 var formEl = document._importNode(formMaster, true);
700 replyItem.append(formEl);
701 list.append(replyItem); // *after* the placeholder
703 var form = replyForm = $(formEl);
704 SN.Init.NoticeFormSetup(form);
708 if (SN.C.I.NoticeFormMaster) {
709 // We've already saved a master copy of the form.
711 intermediateStep(SN.C.I.NoticeFormMaster);
713 // Fetch a fresh copy of the notice form over AJAX.
714 // Warning: this can have a delay, which looks bad.
715 // @fixme this fallback may or may not work
716 var url = $('#form_notice').attr('action');
717 $.get(url, {ajax: 1}, function(data, textStatus, xhr) {
718 intermediateStep($('form', data)[0]);
725 NoticeInlineReplyPlaceholder: function(notice) {
726 var list = notice.find('ul.threaded-replies');
727 if (list.length == 0) {
728 list = $('<ul class="notices threaded-replies xoxo"></ul>');
730 list = notice.find('ul.threaded-replies');
732 var placeholder = $('<li class="notice-reply-placeholder">' +
733 '<input class="placeholder">' +
735 placeholder.find('input')
736 .val(SN.msg('reply_placeholder'));
737 list.append(placeholder);
741 * Setup function -- DOES NOT apply immediately.
743 * Sets up event handlers for inline reply mini-form placeholders.
744 * Uses 'live' rather than 'bind', so applies to future as well as present items.
746 NoticeInlineReplySetup: function() {
747 $('li.notice-reply-placeholder input')
748 .live('focus', function() {
749 var notice = $(this).closest('li.notice');
750 SN.U.NoticeInlineReplyTrigger(notice);
753 $('li.notice-reply-comments a')
754 .live('click', function() {
755 var url = $(this).attr('href');
756 var area = $(this).closest('.threaded-replies');
757 $.get(url, {ajax: 1}, function(data, textStatus, xhr) {
758 var replies = $('.threaded-replies', data);
759 if (replies.length) {
760 area.replaceWith(document._importNode(replies[0], true));
768 * Setup function -- DOES NOT trigger actions immediately.
770 * Sets up event handlers for repeat forms to toss up a confirmation
771 * popout before submitting.
773 * Uses 'live' rather than 'bind', so applies to future as well as present items.
775 NoticeRepeat: function() {
776 $('.form_repeat').live('click', function(e) {
779 SN.U.NoticeRepeatConfirmation($(this));
785 * Shows a confirmation dialog box variant of the repeat button form.
786 * This seems to use a technique where the repeat form contains
787 * _both_ a standalone button _and_ text and buttons for a dialog.
788 * The dialog will close after its copy of the form is submitted,
789 * or if you click its 'close' button.
791 * The dialog is created by duplicating the original form and changing
792 * its style; while clever, this is hard to generalize and probably
793 * duplicates a lot of unnecessary HTML output.
795 * @fixme create confirmation dialogs through a generalized interface
796 * that can be reused instead of hardcoded text and styles.
798 * @param {jQuery} form
800 NoticeRepeatConfirmation: function(form) {
801 var submit_i = form.find('.submit');
803 var submit = submit_i.clone();
805 .addClass('submit_dialogbox')
806 .removeClass('submit');
808 submit.bind('click', function() { SN.U.FormXHR(form); return false; });
813 .addClass('dialogbox')
814 .append('<button class="close">×</button>')
815 .closest('.notice-options')
818 form.find('button.close').click(function(){
822 .removeClass('dialogbox')
823 .closest('.notice-options')
824 .removeClass('opaque');
826 form.find('.submit_dialogbox').remove();
827 form.find('.submit').show();
834 * Setup function -- DOES NOT trigger actions immediately.
836 * Goes through all notices currently displayed and sets up attachment
837 * handling if needed.
839 NoticeAttachments: function() {
840 $('.notice a.attachment').each(function() {
841 SN.U.NoticeWithAttachment($(this).closest('.notice'));
846 * Setup function -- DOES NOT trigger actions immediately.
848 * Sets up special attachment link handling if needed. Currently this
849 * consists only of making the "more" button used for OStatus message
850 * cropping turn into an auto-expansion button that loads the full
851 * text from an attachment file.
853 * @param {jQuery} notice
855 NoticeWithAttachment: function(notice) {
856 if (notice.find('.attachment').length === 0) {
860 var attachment_more = notice.find('.attachment.more');
861 if (attachment_more.length > 0) {
862 $(attachment_more[0]).click(function() {
864 m.addClass(SN.C.S.Processing);
865 $.get(m.attr('href')+'/ajax', null, function(data) {
866 m.parent('.entry-content').html($(data).find('#attachment_view .entry-content').html());
870 }).attr('title', SN.msg('showmore_tooltip'));
875 * Setup function -- DOES NOT trigger actions immediately.
877 * Sets up event handlers for the file-attachment widget in the
878 * new notice form. When a file is selected, a box will be added
879 * below the text input showing the filename and, if supported
880 * by the browser, a thumbnail preview.
882 * This preview box will also allow removing the attachment
885 * @param {jQuery} form
887 NoticeDataAttach: function(form) {
888 var NDA = form.find('input[type=file]');
889 NDA.change(function(event) {
890 form.find('.attach-status').remove();
892 var filename = $(this).val();
894 // No file -- we've been tricked!
898 var attachStatus = $('<div class="attach-status '+SN.C.S.Success+'"><code></code> <button class="close">×</button></div>');
899 attachStatus.find('code').text(filename);
900 attachStatus.find('button').click(function(){
901 attachStatus.remove();
906 form.append(attachStatus);
908 if (typeof this.files == "object") {
909 // Some newer browsers will let us fetch the files for preview.
910 for (var i = 0; i < this.files.length; i++) {
911 SN.U.PreviewAttach(form, this.files[i]);
918 * Get PHP's MAX_FILE_SIZE setting for this form;
919 * used to apply client-side file size limit checks.
921 * @param {jQuery} form
922 * @return int max size in bytes; 0 or negative means no limit
924 maxFileSize: function(form) {
925 var max = $(form).find('input[name=MAX_FILE_SIZE]').attr('value');
927 return parseInt(max);
934 * For browsers with FileAPI support: make a thumbnail if possible,
935 * and append it into the attachment display widget.
938 * - Firefox 3.6.6, 4.0b7
939 * - Chrome 8.0.552.210
941 * Known ok metadata, can't get contents:
945 * - Opera 10.63, 11 beta (no input.files interface)
947 * @param {jQuery} form
950 * @todo use configured thumbnail size
951 * @todo detect pixel size?
952 * @todo should we render a thumbnail to a canvas and then use the smaller image?
954 PreviewAttach: function(form, file) {
955 var tooltip = file.type + ' ' + Math.round(file.size / 1024) + 'KB';
959 if (typeof window.createObjectURL != "undefined") {
961 * createObjectURL lets us reference the file directly from an <img>
962 * This produces a compact URL with an opaque reference to the file,
963 * which we can reference immediately.
965 * - Firefox 3.6.6: no
966 * - Firefox 4.0b7: no
968 * - Chrome 8.0.552.210: works!
970 blobAsDataURL = function(blob, callback) {
971 callback(window.createObjectURL(blob));
973 } else if (typeof window.FileReader != "undefined") {
975 * FileAPI's FileReader can build a data URL from a blob's contents,
976 * but it must read the file and build it asynchronously. This means
977 * we'll be passing a giant data URL around, which may be inefficient.
979 * - Firefox 3.6.6: works!
980 * - Firefox 4.0b7: works!
982 * - Chrome 8.0.552.210: works!
984 blobAsDataURL = function(blob, callback) {
985 var reader = new FileReader();
986 reader.onload = function(event) {
987 callback(reader.result);
989 reader.readAsDataURL(blob);
995 var imageTypes = ['image/png', 'image/jpeg', 'image/gif', 'image/svg+xml'];
996 if ($.inArray(file.type, imageTypes) == -1) {
997 // We probably don't know how to show the file.
1001 var maxSize = 8 * 1024 * 1024;
1002 if (file.size > maxSize) {
1003 // Don't kill the browser trying to load some giant image.
1008 blobAsDataURL(file, function(url) {
1009 var img = $('<img>')
1010 .attr('title', tooltip)
1011 .attr('alt', tooltip)
1013 .attr('style', 'height: 120px');
1014 form.find('.attach-status').append(img);
1017 var img = $('<div></div>').text(tooltip);
1018 form.find('.attach-status').append(img);
1023 * Setup function -- DOES NOT trigger actions immediately.
1025 * Initializes state for the location-lookup features in the
1026 * new-notice form. Seems to set up some event handlers for
1027 * triggering lookups and using the new values.
1029 * @param {jQuery} form
1032 * @fixme there's not good visual state update here, so users have a
1033 * hard time figuring out if it's working or fixing if it's wrong.
1036 NoticeLocationAttach: function(form) {
1037 // @fixme this should not be tied to the main notice form, as there may be multiple notice forms...
1038 var NLat = form.find('[name=lat]')
1039 var NLon = form.find('[name=lon]')
1040 var NLNS = form.find('[name=location_ns]').val();
1041 var NLID = form.find('[name=location_id]').val();
1042 var NLN = ''; // @fixme
1043 var NDGe = form.find('[name=notice_data-geo]');
1044 var check = form.find('[name=notice_data-geo]');
1045 var label = form.find('label.notice_data-geo');
1047 function removeNoticeDataGeo(error) {
1049 .attr('title', jQuery.trim(label.text()))
1050 .removeClass('checked');
1052 form.find('[name=lat]').val('');
1053 form.find('[name=lon]').val('');
1054 form.find('[name=location_ns]').val('');
1055 form.find('[name=location_id]').val('');
1056 form.find('[name=notice_data-geo]').attr('checked', false);
1058 $.cookie(SN.C.S.NoticeDataGeoCookie, 'disabled', { path: '/' });
1061 form.find('.geo_status_wrapper').removeClass('success').addClass('error');
1062 form.find('.geo_status_wrapper .geo_status').text(error);
1064 form.find('.geo_status_wrapper').remove();
1068 function getJSONgeocodeURL(geocodeURL, data) {
1069 SN.U.NoticeGeoStatus(form, 'Looking up place name...');
1070 $.getJSON(geocodeURL, data, function(location) {
1073 if (typeof(location.location_ns) != 'undefined') {
1074 form.find('[name=location_ns]').val(location.location_ns);
1075 lns = location.location_ns;
1078 if (typeof(location.location_id) != 'undefined') {
1079 form.find('[name=location_id]').val(location.location_id);
1080 lid = location.location_id;
1083 if (typeof(location.name) == 'undefined') {
1084 NLN_text = data.lat + ';' + data.lon;
1087 NLN_text = location.name;
1090 SN.U.NoticeGeoStatus(form, NLN_text, data.lat, data.lon, location.url);
1092 .attr('title', NoticeDataGeo_text.ShareDisable + ' (' + NLN_text + ')');
1094 form.find('[name=lat]').val(data.lat);
1095 form.find('[name=lon]').val(data.lon);
1096 form.find('[name=location_ns]').val(lns);
1097 form.find('[name=location_id]').val(lid);
1098 form.find('[name=notice_data-geo]').attr('checked', true);
1110 $.cookie(SN.C.S.NoticeDataGeoCookie, JSON.stringify(cookieValue), { path: '/' });
1114 if (check.length > 0) {
1115 if ($.cookie(SN.C.S.NoticeDataGeoCookie) == 'disabled') {
1116 check.attr('checked', false);
1119 check.attr('checked', true);
1122 var NGW = form.find('.notice_data-geo_wrap');
1123 var geocodeURL = NGW.attr('data-api');
1126 .attr('title', label.text());
1128 check.change(function() {
1129 if (check.attr('checked') === true || $.cookie(SN.C.S.NoticeDataGeoCookie) === null) {
1131 .attr('title', NoticeDataGeo_text.ShareDisable)
1132 .addClass('checked');
1134 if ($.cookie(SN.C.S.NoticeDataGeoCookie) === null || $.cookie(SN.C.S.NoticeDataGeoCookie) == 'disabled') {
1135 if (navigator.geolocation) {
1136 SN.U.NoticeGeoStatus(form, 'Requesting location from browser...');
1137 navigator.geolocation.getCurrentPosition(
1138 function(position) {
1139 form.find('[name=lat]').val(position.coords.latitude);
1140 form.find('[name=lon]').val(position.coords.longitude);
1143 lat: position.coords.latitude,
1144 lon: position.coords.longitude,
1145 token: $('#token').val()
1148 getJSONgeocodeURL(geocodeURL, data);
1152 switch(error.code) {
1153 case error.PERMISSION_DENIED:
1154 removeNoticeDataGeo('Location permission denied.');
1157 //$('#'+SN.C.S.NoticeDataGeo).attr('checked', false);
1158 removeNoticeDataGeo('Location lookup timeout.');
1169 if (NLat.length > 0 && NLon.length > 0) {
1173 token: $('#token').val()
1176 getJSONgeocodeURL(geocodeURL, data);
1179 removeNoticeDataGeo();
1186 var cookieValue = JSON.parse($.cookie(SN.C.S.NoticeDataGeoCookie));
1188 form.find('[name=lat]').val(cookieValue.NLat);
1189 form.find('[name=lon]').val(cookieValue.NLon);
1190 form.find('[name=location_ns]').val(cookieValue.NLNS);
1191 form.find('[name=location_id]').val(cookieValue.NLID);
1192 form.find('[name=notice_data-geo]').attr('checked', cookieValue.NDG);
1194 SN.U.NoticeGeoStatus(form, cookieValue.NLN, cookieValue.NLat, cookieValue.NLon, cookieValue.NLNU);
1196 .attr('title', NoticeDataGeo_text.ShareDisable + ' (' + cookieValue.NLN + ')')
1197 .addClass('checked');
1201 removeNoticeDataGeo();
1208 * Create or update a geolocation status widget in this notice posting form.
1210 * @param {jQuery} form
1211 * @param {String} status
1212 * @param {String} lat (optional)
1213 * @param {String} lon (optional)
1214 * @param {String} url (optional)
1216 NoticeGeoStatus: function(form, status, lat, lon, url)
1218 var wrapper = form.find('.geo_status_wrapper');
1219 if (wrapper.length == 0) {
1220 wrapper = $('<div class="'+SN.C.S.Success+' geo_status_wrapper"><button class="close" style="float:right">×</button><div class="geo_status"></div></div>');
1221 wrapper.find('button.close').click(function() {
1222 form.find('[name=notice_data-geo]').removeAttr('checked').change();
1225 form.append(wrapper);
1229 label = $('<a></a>').attr('href', url);
1231 label = $('<span></span>');
1235 var latlon = lat + ';' + lon;
1236 label.attr('title', latlon);
1241 wrapper.find('.geo_status').empty().append(label);
1245 * Setup function -- DOES NOT trigger actions immediately.
1247 * Initializes event handlers for the "Send direct message" link on
1248 * profile pages, setting it up to display a dialog box when clicked.
1250 * Unlike the repeat confirmation form, this appears to fetch
1251 * the form _from the original link target_, so the form itself
1252 * doesn't need to be in the current document.
1254 * @fixme breaks ability to open link in new window?
1256 NewDirectMessage: function() {
1257 NDM = $('.entity_send-a-message a');
1258 NDM.attr({'href':NDM.attr('href')+'&ajax=1'});
1259 NDM.bind('click', function() {
1260 var NDMF = $('.entity_send-a-message form');
1261 if (NDMF.length === 0) {
1262 $(this).addClass(SN.C.S.Processing);
1263 $.get(NDM.attr('href'), null, function(data) {
1264 $('.entity_send-a-message').append(document._importNode($('form', data)[0], true));
1265 NDMF = $('.entity_send-a-message .form_notice');
1266 SN.U.FormNoticeXHR(NDMF);
1267 SN.U.FormNoticeEnhancements(NDMF);
1268 NDMF.append('<button class="close">×</button>');
1269 $('.entity_send-a-message button').click(function(){
1273 NDM.removeClass(SN.C.S.Processing);
1278 $('.entity_send-a-message textarea').focus();
1285 * Return a date object with the current local time on the
1286 * given year, month, and day.
1288 * @param {number} year: 4-digit year
1289 * @param {number} month: 0 == January
1290 * @param {number} day: 1 == 1
1293 GetFullYear: function(year, month, day) {
1294 var date = new Date();
1295 date.setFullYear(year, month, day);
1301 * Some sort of object interface for storing some structured
1302 * information in a cookie.
1304 * Appears to be used to save the last-used login nickname?
1305 * That's something that browsers usually take care of for us
1306 * these days, do we really need to do it? Does anything else
1307 * use this interface?
1309 * @fixme what is this?
1310 * @fixme should this use non-cookie local storage when available?
1312 StatusNetInstance: {
1314 * @fixme what is this?
1316 Set: function(value) {
1317 var SNI = SN.U.StatusNetInstance.Get();
1319 value = $.extend(SNI, value);
1323 SN.C.S.StatusNetInstance,
1324 JSON.stringify(value),
1327 expires: SN.U.GetFullYear(2029, 0, 1)
1332 * @fixme what is this?
1335 var cookieValue = $.cookie(SN.C.S.StatusNetInstance);
1336 if (cookieValue !== null) {
1337 return JSON.parse(cookieValue);
1343 * @fixme what is this?
1345 Delete: function() {
1346 $.cookie(SN.C.S.StatusNetInstance, null);
1351 * Check if the current page is a timeline where the current user's
1352 * posts should be displayed immediately on success.
1354 * @fixme this should be done in a saner way, with machine-readable
1355 * info about what page we're looking at.
1357 * @param {DOMElement} notice: HTML chunk with formatted notice
1360 belongsOnTimeline: function(notice) {
1361 var action = $("body").attr('id');
1362 if (action == 'public') {
1366 var profileLink = $('#nav_profile a').attr('href');
1368 var authorUrl = $(notice).find('.vcard.author a.url').attr('href');
1369 if (authorUrl == profileLink) {
1370 if (action == 'all' || action == 'showstream') {
1371 // Posts always show on your own friends and profile streams.
1377 // @fixme tag, group, reply timelines should be feasible as well.
1378 // Mismatch between id-based and name-based user/group links currently complicates
1379 // the lookup, since all our inline mentions contain the absolute links but the
1380 // UI links currently on the page use malleable names.
1386 * Switch to another active input sub-form.
1387 * This will hide the current form (if any), show the new one, and
1388 * update the input type tab selection state.
1390 * @param {String} tag
1392 switchInputFormTab: function(tag) {
1393 // The one that's current isn't current anymore
1394 $('.input_form_nav_tab.current').removeClass('current');
1395 if (tag == 'placeholder') {
1396 // Hack: when showing the placeholder, mark the tab
1397 // as current for 'Status'.
1398 $('#input_form_nav_status').addClass('current');
1400 $('#input_form_nav_'+tag).addClass('current');
1403 // Don't remove 'current' if we also have the "nonav" class.
1404 // An example would be the message input form. removing
1405 // 'current' will cause the form to vanish from the page.
1406 var nonav = $('.input_form.current.nonav');
1407 if (nonav.length > 0) {
1411 $('.input_form.current').removeClass('current');
1412 $('#input_form_'+tag)
1413 .addClass('current')
1414 .find('.ajax-notice').each(function() {
1416 SN.Init.NoticeFormSetup(form);
1418 .find('.notice_data-text').focus();
1424 * If user is logged in, run setup code for the new notice form:
1429 * - file upload events
1431 NoticeForm: function() {
1432 if ($('body.user_in').length > 0) {
1433 // SN.Init.NoticeFormSetup() will get run
1434 // when forms get displayed for the first time...
1436 // Hack to initialize the placeholder at top
1437 $('#input_form_placeholder input.placeholder').focus(function() {
1438 SN.U.switchInputFormTab("status");
1441 // Make inline reply forms self-close when clicking out.
1442 $('body').bind('click', function(e) {
1443 var currentForm = $('#content .input_forms div.current');
1444 if (currentForm.length > 0) {
1445 if ($('#content .input_forms').has(e.target).length == 0) {
1446 // If all fields are empty, switch back to the placeholder.
1447 var fields = currentForm.find('textarea, input[type=text], input[type=""]');
1448 var anything = false;
1449 fields.each(function() {
1450 anything = anything || $(this).val();
1453 SN.U.switchInputFormTab("placeholder");
1458 var openReplies = $('li.notice-reply');
1459 if (openReplies.length > 0) {
1460 var target = $(e.target);
1461 openReplies.each(function() {
1462 // Did we click outside this one?
1463 var replyItem = $(this);
1464 if (replyItem.has(e.target).length == 0) {
1465 var textarea = replyItem.find('.notice_data-text:first');
1466 var cur = $.trim(textarea.val());
1467 // Only close if there's been no edit.
1468 if (cur == '' || cur == textarea.data('initialText')) {
1469 var parentNotice = replyItem.closest('li.notice');
1471 parentNotice.find('li.notice-reply-placeholder').show();
1481 * Encapsulate notice form setup for a single form.
1482 * Plugins can add extra setup by monkeypatching this
1485 * @param {jQuery} form
1487 NoticeFormSetup: function(form) {
1488 if (!form.data('NoticeFormSetup')) {
1489 SN.U.NoticeLocationAttach(form);
1490 SN.U.FormNoticeXHR(form);
1491 SN.U.FormNoticeEnhancements(form);
1492 SN.U.NoticeDataAttach(form);
1493 form.data('NoticeFormSetup', true);
1498 * Run setup code for notice timeline views items:
1500 * - AJAX submission for fave/repeat/reply (if logged in)
1501 * - Attachment link extras ('more' links)
1503 Notices: function() {
1504 if ($('body.user_in').length > 0) {
1505 var masterForm = $('.form_notice:first');
1506 if (masterForm.length > 0) {
1507 SN.C.I.NoticeFormMaster = document._importNode(masterForm[0], true);
1509 SN.U.NoticeRepeat();
1511 SN.U.NoticeInlineReplySetup();
1514 SN.U.NoticeAttachments();
1518 * Run setup code for user & group profile page header area if logged in:
1520 * - AJAX submission for sub/unsub/join/leave/nudge
1521 * - AJAX form popup for direct-message
1523 EntityActions: function() {
1524 if ($('body.user_in').length > 0) {
1525 $('.form_user_subscribe').live('click', function() { SN.U.FormXHR($(this)); return false; });
1526 $('.form_user_unsubscribe').live('click', function() { SN.U.FormXHR($(this)); return false; });
1527 $('.form_group_join').live('click', function() { SN.U.FormXHR($(this)); return false; });
1528 $('.form_group_leave').live('click', function() { SN.U.FormXHR($(this)); return false; });
1529 $('.form_user_nudge').live('click', function() { SN.U.FormXHR($(this)); return false; });
1530 $('.form_peopletag_subscribe').live('click', function() { SN.U.FormXHR($(this)); return false; });
1531 $('.form_peopletag_unsubscribe').live('click', function() { SN.U.FormXHR($(this)); return false; });
1532 $('.form_user_add_peopletag').live('click', function() { SN.U.FormXHR($(this)); return false; });
1533 $('.form_user_remove_peopletag').live('click', function() { SN.U.FormXHR($(this)); return false; });
1535 SN.U.NewDirectMessage();
1539 ProfileSearch: function() {
1540 if ($('body.user_in').length > 0) {
1541 $('.form_peopletag_edit_user_search input.submit').live('click', function() {
1542 SN.U.FormProfileSearchXHR($(this).parents('form')); return false;
1548 * Run setup code for login form:
1550 * - loads saved last-used-nickname from cookie
1551 * - sets event handler to save nickname to cookie on submit
1553 * @fixme is this necessary? Browsers do their own form saving these days.
1556 if (SN.U.StatusNetInstance.Get() !== null) {
1557 var nickname = SN.U.StatusNetInstance.Get().Nickname;
1558 if (nickname !== null) {
1559 $('#form_login #nickname').val(nickname);
1563 $('#form_login').bind('submit', function() {
1564 SN.U.StatusNetInstance.Set({Nickname: $('#form_login #nickname').val()});
1570 * Called when a people tag edit box is shown in the interface
1572 * - loads the jQuery UI autocomplete plugin
1573 * - sets event handlers for tag completion
1576 PeopletagAutocomplete: function(txtBox) {
1577 var split = function(val) {
1578 return val.split( /\s+/ );
1580 var extractLast = function(term) {
1581 return split(term).pop();
1584 // don't navigate away from the field on tab when selecting an item
1585 txtBox.live( "keydown", function( event ) {
1586 if ( event.keyCode === $.ui.keyCode.TAB &&
1587 $(this).data( "autocomplete" ).menu.active ) {
1588 event.preventDefault();
1592 source: function(request, response) {
1593 // delegate back to autocomplete, but extract the last term
1594 response($.ui.autocomplete.filter(
1595 SN.C.PtagACData, extractLast(request.term)));
1600 select: function(event, ui) {
1601 var terms = split(this.value);
1603 terms.push(ui.item.value);
1605 this.value = terms.join(" ");
1608 }).data('autocomplete')._renderItem = function(ul, item) {
1609 // FIXME: with jQuery UI you cannot have it highlight the match
1610 var _l = '<a class="ptag-ac-line-tag">' + item.tag
1611 + ' <em class="privacy_mode">' + item.mode + '</em>'
1612 + '<span class="freq">' + item.freq + '</span></a>'
1615 .addClass('mode-' + item.mode)
1616 .addClass('ptag-ac-line')
1617 .data("item.autocomplete", item)
1624 * Run setup for the ajax people tags editor
1626 * - show edit button
1627 * - set event handle for click on edit button
1628 * - loads people tag autocompletion data if not already present
1629 * or if it is stale.
1632 PeopleTags: function() {
1633 $('.user_profile_tags .editable').append($('<button class="peopletags_edit_button"/>'));
1635 $('.peopletags_edit_button').live('click', function() {
1636 var form = $(this).parents('dd').eq(0).find('form');
1637 // We can buy time from the above animation
1642 data: {token: $('#token').val()},
1644 success: function(data) {
1645 // item.label is used to match
1646 for (i=0; i < data.length; i++) {
1647 data[i].label = data[i].tag;
1650 SN.C.PtagACData = data;
1651 SN.Init.PeopletagAutocomplete(form.find('#tags'));
1655 $(this).parents('ul').eq(0).fadeOut(200, function() {form.fadeIn(200).find('input#tags')});
1658 $('.user_profile_tags form .submit').live('click', function() {
1659 SN.U.FormPeopletagsXHR($(this).parents('form')); return false;
1664 * Set up any generic 'ajax' form so it submits via AJAX with auto-replacement.
1666 AjaxForms: function() {
1667 $('form.ajax').live('submit', function() {
1668 SN.U.FormXHR($(this));
1671 $('form.ajax input[type=submit]').live('click', function() {
1672 // Some forms rely on knowing which submit button was clicked.
1673 // Save a hidden input field which'll be picked up during AJAX
1675 var button = $(this);
1676 var form = button.closest('form');
1677 form.find('.hidden-submit-button').remove();
1678 $('<input class="hidden-submit-button" type="hidden" />')
1679 .attr('name', button.attr('name'))
1686 * Add logic to any file upload forms to handle file size limits,
1687 * on browsers that support basic FileAPI.
1689 UploadForms: function () {
1690 $('input[type=file]').change(function(event) {
1691 if (typeof this.files == "object" && this.files.length > 0) {
1693 for (var i = 0; i < this.files.length; i++) {
1694 size += this.files[i].size;
1697 var max = SN.U.maxFileSize($(this.form));
1698 if (max > 0 && size > max) {
1699 var msg = 'File too large: maximum upload size is %d bytes.';
1700 alert(msg.replace('%d', max));
1704 event.preventDefault();
1711 CheckBoxes: function() {
1712 $("span[class='checkbox-wrapper']").addClass("unchecked");
1713 $(".checkbox-wrapper").click(function(){
1714 if($(this).children("input").attr("checked")){
1716 $(this).children("input").attr({checked: ""});
1717 $(this).removeClass("checked");
1718 $(this).addClass("unchecked");
1719 $(this).children("label").text("Private?");
1722 $(this).children("input").attr({checked: "checked"});
1723 $(this).removeClass("unchecked");
1724 $(this).addClass("checked");
1725 $(this).children("label").text("Private");
1733 * Run initialization functions on DOM-ready.
1735 * Note that if we're waiting on other scripts to load, this won't happen
1736 * until that's done. To load scripts asynchronously without delaying setup,
1737 * don't start them loading until after DOM-ready time!
1739 $(document).ready(function(){
1740 SN.Init.AjaxForms();
1741 SN.Init.UploadForms();
1742 SN.Init.CheckBoxes();
1743 if ($('.'+SN.C.S.FormNotice).length > 0) {
1744 SN.Init.NoticeForm();
1746 if ($('#content .notices').length > 0) {
1749 if ($('#content .entity_actions').length > 0) {
1750 SN.Init.EntityActions();
1752 if ($('#form_login').length > 0) {
1755 if ($('#profile_search_results').length > 0) {
1756 SN.Init.ProfileSearch();
1758 if ($('.user_profile_tags .editable').length > 0) {
1759 SN.Init.PeopleTags();