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\-_.]*$/,
34 HTTP20x30x: [200, 201, 202, 203, 204, 205, 206, 300, 301, 302, 303, 304, 305, 306, 307],
38 * @fixme are these worth the trouble? They seem to mostly just duplicate
39 * themselves while slightly obscuring the actual selector, so it's hard
40 * to pop over to the HTML and find something.
42 * In theory, minification could reduce them to shorter variable names,
43 * but at present that doesn't happen with yui-compressor.
50 Processing: 'processing',
51 CommandResult: 'command_result',
52 FormNotice: 'form_notice',
53 NoticeDataGeo: 'notice_data-geo',
54 NoticeDataGeoCookie: 'NoticeDataGeo',
55 NoticeDataGeoSelected: 'notice_data-geo_selected',
56 StatusNetInstance: 'StatusNetInstance'
64 * Map of localized message strings exported to script from the PHP
65 * side via Action::getScriptMessages().
67 * Retrieve them via SN.msg(); this array is an implementation detail.
74 * Grabs a localized string that's been previously exported to us
75 * from server-side code via Action::getScriptMessages().
77 * @example alert(SN.msg('coolplugin-failed'));
79 * @param {String} key: string key name to pull from message index
80 * @return matching localized message string
83 if (SN.messages[key] === undefined) {
84 return '[' + key + ']';
86 return SN.messages[key];
91 * Setup function -- DOES NOT trigger actions immediately.
93 * Sets up event handlers on the new notice form.
95 * @param {jQuery} form: jQuery object whose first matching element is the form
98 FormNoticeEnhancements: function (form) {
99 if ($.data(form[0], 'ElementData') === undefined) {
100 var MaxLength = form.find('.count').text();
101 if (MaxLength === undefined) {
102 MaxLength = SN.C.I.MaxLength;
104 $.data(form[0], 'ElementData', {MaxLength: MaxLength});
108 var NDT = form.find('.notice_data-text:first');
110 NDT.on('keyup', function (e) {
114 var delayedUpdate = function (e) {
115 // Cut and paste events fire *before* the operation,
116 // so we need to trigger an update in a little bit.
117 // This would be so much easier if the 'change' event
118 // actually fired every time the value changed. :P
119 window.setTimeout(function () {
123 // Note there's still no event for mouse-triggered 'delete'.
124 NDT.on('cut', delayedUpdate)
125 .on('paste', delayedUpdate);
127 form.find('.count').text($.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 = $.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);
222 FormNoticeUniqueID: function (form) {
223 var oldId = form.attr('id');
224 var newId = 'form_notice_' + Math.floor(Math.random()*999999999);
225 var attrs = ['name', 'for', 'id'];
226 for (var key in attrs) {
227 if (form.attr(attrs[key]) === undefined) {
230 form.attr(attrs[key], form.attr(attrs[key]).replace(oldId, newId));
232 for (var key in attrs) {
233 form.find("[" + attrs[key] + "*='" + oldId + "']").each(function () {
234 if ($(this).attr(attrs[key]) === undefined) {
235 return; // since we're inside the each(function () { ... });
237 var newAttr = $(this).attr(attrs[key]).replace(oldId, newId);
238 $(this).attr(attrs[key], newAttr);
244 * Grabs form data and submits it asynchronously, with 'ajax=1'
245 * parameter added to the rest.
247 * If a successful response includes another form, that form
248 * will be extracted and copied in, replacing the original form.
249 * If there's no form, the first paragraph will be used.
251 * This will automatically be applied on the 'submit' event for
252 * any form with the 'ajax' class.
254 * @fixme can sometimes explode confusingly if returnd data is bogus
255 * @fixme error handling is pretty vague
256 * @fixme can't submit file uploads
258 * @param {jQuery} form: jQuery object whose first element is a form
259 * @param function onSuccess: something extra to do on success
263 FormXHR: function (form, onSuccess) {
267 url: SN.U.RewriteAjaxAction(form.attr('action')),
268 data: form.serialize() + '&ajax=1',
269 beforeSend: function (xhr) {
271 .addClass(SN.C.S.Processing)
273 .addClass(SN.C.S.Disabled)
274 .prop(SN.C.S.Disabled, true);
276 error: function (xhr, textStatus, errorThrown) {
277 // If the server end reported an error from StatusNet,
278 // find it -- otherwise we'll see what was reported
280 var errorReported = null;
281 if (xhr.responseXML) {
282 errorReported = $('#error', xhr.responseXML).text();
284 window.alert(errorReported || errorThrown || textStatus);
286 // Restore the form to original state.
289 .removeClass(SN.C.S.Processing)
291 .removeClass(SN.C.S.Disabled)
292 .prop(SN.C.S.Disabled, false);
294 success: function (data, textStatus) {
295 if ($('form', data)[0] !== undefined) {
296 var form_new = document._importNode($('form', data)[0], true);
297 form.replaceWith(form_new);
301 } else if ($('p', data)[0] !== undefined) {
302 form.replaceWith(document._importNode($('p', data)[0], true));
307 window.alert('Unknown error.');
314 * Setup function -- DOES NOT trigger actions immediately.
316 * Sets up event handlers for special-cased async submission of the
317 * notice-posting form, including some pre-post validation.
319 * Unlike FormXHR() this does NOT submit the form immediately!
320 * It sets up event handlers so that any method of submitting the
321 * form (click on submit button, enter, submit() etc) will trigger
324 * Also unlike FormXHR(), this system will use a hidden iframe
325 * automatically to handle file uploads via <input type="file">
329 * @fixme vast swaths of duplicate code and really long variable names clutter this function up real bad
330 * @fixme error handling is unreliable
331 * @fixme cookieValue is a global variable, but probably shouldn't be
332 * @fixme saving the location cache cookies should be split out
333 * @fixme some error messages are hardcoded english: needs i18n
335 * @param {jQuery} form: jQuery object whose first element is a form
339 FormNoticeXHR: function (form) {
340 SN.C.I.NoticeDataGeo = {};
341 form.append('<input type="hidden" name="ajax" value="1"/>');
343 // Make sure we don't have a mixed HTTP/HTTPS submission...
344 form.attr('action', SN.U.RewriteAjaxAction(form.attr('action')));
347 * Show a response feedback bit under the new-notice dialog.
349 * @param {String} cls: CSS class name to use ('error' or 'success')
350 * @param {String} text
353 var showFeedback = function (cls, text) {
355 $('<p class="form_response"></p>')
362 * Hide the previous response feedback, if any.
364 var removeFeedback = function () {
365 form.find('.form_response').remove();
371 beforeSend: function (formData) {
372 if (form.find('.notice_data-text:first').val() == '') {
373 form.addClass(SN.C.S.Warning);
377 .addClass(SN.C.S.Processing)
379 .addClass(SN.C.S.Disabled)
380 .prop(SN.C.S.Disabled, true);
382 SN.U.normalizeGeoData(form);
386 error: function (xhr, textStatus, errorThrown) {
388 .removeClass(SN.C.S.Processing)
390 .removeClass(SN.C.S.Disabled)
391 .prop(SN.C.S.Disabled, false);
393 if (textStatus == 'timeout') {
395 showFeedback('error', 'Sorry! We had trouble sending your notice. The servers are overloaded. Please try again, and contact the site administrator if this problem persists.');
397 var response = SN.U.GetResponseXML(xhr);
398 if ($('.' + SN.C.S.Error, response).length > 0) {
399 form.append(document._importNode($('.' + SN.C.S.Error, response)[0], true));
401 if (parseInt(xhr.status) === 0 || $.inArray(parseInt(xhr.status), SN.C.I.HTTP20x30x) >= 0) {
404 .find('.attach-status').remove();
405 SN.U.FormNoticeEnhancements(form);
408 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.');
413 success: function (data, textStatus) {
415 var errorResult = $('#' + SN.C.S.Error, data);
416 if (errorResult.length > 0) {
417 showFeedback('error', errorResult.text());
419 var commandResult = $('#' + SN.C.S.CommandResult, data);
420 if (commandResult.length > 0) {
421 showFeedback('success', commandResult.text());
423 // New notice post was successful. If on our timeline, show it!
424 var notice = document._importNode($('li', data)[0], true);
425 var notices = $('#notices_primary .notices:first');
426 var replyItem = form.closest('li.notice-reply');
428 if (replyItem.length > 0) {
429 // If this is an inline reply, remove the form...
430 var list = form.closest('.threaded-replies');
432 var id = $(notice).attr('id');
433 if ($('#' + id).length == 0) {
434 $(notice).insertBefore(replyItem);
435 } // else Realtime came through before us...
439 } else if (notices.length > 0 && SN.U.belongsOnTimeline(notice)) {
440 // Not a reply. If on our timeline, show it at the top!
442 if ($('#' + notice.id).length === 0) {
443 var notice_irt_value = form.find('[name=inreplyto]').val();
444 var notice_irt = '#notices_primary #notice-' + notice_irt_value;
445 if ($('body')[0].id == 'conversation') {
446 if (notice_irt_value.length > 0 && $(notice_irt + ' .notices').length < 1) {
447 $(notice_irt).append('<ul class="notices"></ul>');
449 $($(notice_irt + ' .notices')[0]).append(notice);
451 notices.prepend(notice);
454 .css({display: 'none'})
456 SN.U.NoticeWithAttachment($('#' + notice.id));
457 SN.U.switchInputFormTab(null);
460 // Not on a timeline that this belongs on?
461 // Just show a success message.
463 showFeedback('success', $('title', data).text());
467 form.find('[name=inreplyto]').val('');
468 form.find('.attach-status').remove();
469 SN.U.FormNoticeEnhancements(form);
472 complete: function (xhr, textStatus) {
474 .removeClass(SN.C.S.Processing)
476 .prop(SN.C.S.Disabled, false)
477 .removeClass(SN.C.S.Disabled);
479 form.find('[name=lat]').val(SN.C.I.NoticeDataGeo.NLat);
480 form.find('[name=lon]').val(SN.C.I.NoticeDataGeo.NLon);
481 form.find('[name=location_ns]').val(SN.C.I.NoticeDataGeo.NLNS);
482 form.find('[name=location_id]').val(SN.C.I.NoticeDataGeo.NLID);
483 form.find('[name=notice_data-geo]').prop('checked', SN.C.I.NoticeDataGeo.NDG);
488 FormProfileSearchXHR: function (form) {
492 url: form.attr('action'),
493 data: form.serialize() + '&ajax=1',
494 beforeSend: function (xhr) {
496 .addClass(SN.C.S.Processing)
498 .addClass(SN.C.S.Disabled)
499 .prop(SN.C.S.Disabled, true);
501 error: function (xhr, textStatus, errorThrown) {
502 window.alert(errorThrown || textStatus);
504 success: function (data, textStatus) {
505 var results_placeholder = $('#profile_search_results');
506 if ($('ul', data)[0] !== undefined) {
507 var list = document._importNode($('ul', data)[0], true);
508 results_placeholder.replaceWith(list);
510 var _error = $('<li/>').append(document._importNode($('p', data)[0], true));
511 results_placeholder.html(_error);
514 .removeClass(SN.C.S.Processing)
516 .removeClass(SN.C.S.Disabled)
517 .prop(SN.C.S.Disabled, false);
522 FormPeopletagsXHR: function (form) {
526 url: form.attr('action'),
527 data: form.serialize() + '&ajax=1',
528 beforeSend: function (xhr) {
530 .addClass(SN.C.S.Processing)
531 .addClass(SN.C.S.Disabled)
532 .prop(SN.C.S.Disabled, true);
534 error: function (xhr, textStatus, errorThrown) {
535 window.alert(errorThrown || textStatus);
537 success: function (data, textStatus) {
538 var results_placeholder = form.parents('.entity_tags');
539 if ($('.entity_tags', data)[0] !== undefined) {
540 var tags = document._importNode($('.entity_tags', data)[0], true);
541 $(tags).find('.editable').append($('<button class="peopletags_edit_button"/>'));
542 results_placeholder.replaceWith(tags);
544 results_placeholder.find('p').remove();
545 results_placeholder.append(document._importNode($('p', data)[0], true));
546 form.removeClass(SN.C.S.Processing)
548 .removeClass(SN.C.S.Disabled)
549 .prop(SN.C.S.Disabled, false);
555 normalizeGeoData: function (form) {
556 SN.C.I.NoticeDataGeo.NLat = form.find('[name=lat]').val();
557 SN.C.I.NoticeDataGeo.NLon = form.find('[name=lon]').val();
558 SN.C.I.NoticeDataGeo.NLNS = form.find('[name=location_ns]').val();
559 SN.C.I.NoticeDataGeo.NLID = form.find('[name=location_id]').val();
560 SN.C.I.NoticeDataGeo.NDG = form.find('[name=notice_data-geo]').prop('checked'); // @fixme (does this still need to be fixed somehow?)
562 var cookieValue = $.cookie(SN.C.S.NoticeDataGeoCookie);
564 if (cookieValue !== undefined && cookieValue != 'disabled') {
565 cookieValue = JSON.parse(cookieValue);
566 SN.C.I.NoticeDataGeo.NLat = form.find('[name=lat]').val(cookieValue.NLat).val();
567 SN.C.I.NoticeDataGeo.NLon = form.find('[name=lon]').val(cookieValue.NLon).val();
568 if (cookieValue.NLNS) {
569 SN.C.I.NoticeDataGeo.NLNS = form.find('[name=location_ns]').val(cookieValue.NLNS).val();
570 SN.C.I.NoticeDataGeo.NLID = form.find('[name=location_id]').val(cookieValue.NLID).val();
572 form.find('[name=location_ns]').val('');
573 form.find('[name=location_id]').val('');
576 if (cookieValue == 'disabled') {
577 SN.C.I.NoticeDataGeo.NDG = form.find('[name=notice_data-geo]').prop('checked', false).prop('checked');
579 SN.C.I.NoticeDataGeo.NDG = form.find('[name=notice_data-geo]').prop('checked', true).prop('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 option <a> elements
606 * with the "popup" class so they behave as expected with AJAX.
608 * (without javascript the link goes to a page that expects you to verify
609 * the action through a form)
613 NoticeOptionsAjax: function () {
614 $(document).on('click', '.notice-options > a.popup', function (e) {
616 var noticeEl = $(this).closest('.notice');
618 url: $(this).attr('href'),
620 success: function (data, textStatus, xhr) {
621 SN.U.NoticeOptionPopup(data, noticeEl);
628 NoticeOptionPopup: function (data, noticeEl) {
629 title = $('head > title', data).text();
630 body = $('body', data).html();
631 dialog = $(body).dialog({
641 * Setup function -- DOES NOT trigger actions immediately.
643 * Sets up event handlers on all visible notice's reply buttons to
644 * tweak the new-notice form with needed variables and focus it
647 * (This replaces the default reply button behavior to submit
648 * directly to a form which comes back with a specialized page
649 * with the form data prefilled.)
653 NoticeReply: function () {
654 $(document).on('click', '#content .notice_reply', function (e) {
656 var notice = $(this).closest('li.notice');
657 SN.U.NoticeInlineReplyTrigger(notice);
663 * Stub -- kept for compat with plugins for now.
666 NoticeReplyTo: function (notice) {
670 * Open up a notice's inline reply box.
672 * @param {jQuery} notice: jQuery object containing one notice
673 * @param {String} initialText
675 NoticeInlineReplyTrigger: function (notice, initialText) {
676 // Find the notice we're replying to...
677 var id = $($('.notice_id', notice)[0]).text();
679 var parentNotice = notice;
680 var stripForm = true; // strip a couple things out of reply forms that are inline
682 var list = notice.find('.threaded-replies');
683 if (list.length == 0) {
684 list = notice.closest('.threaded-replies');
686 if (list.length == 0) {
687 list = $('<ul class="notices threaded-replies xoxo"></ul>');
689 list = notice.find('.threaded-replies');
692 var nextStep = function () {
694 replyForm.find('input[name=inreplyto]').val(id);
696 // Don't do this for old-school reply form, as they don't come back!
697 replyForm.find('#notice_to').prop('disabled', true).hide();
698 replyForm.find('#notice_private').prop('disabled', true).hide();
699 replyForm.find('label[for=notice_to]').hide();
700 replyForm.find('label[for=notice_private]').hide();
705 var text = replyForm.find('textarea');
706 if (text.length == 0) {
711 replyto = initialText + ' ';
713 text.val(replyto + text.val().replace(new RegExp(replyto, 'i'), ''));
714 text.data('initialText', $.trim(initialText));
716 if (text[0].setSelectionRange) {
717 var len = text.val().length;
718 text[0].setSelectionRange(len, len);
722 // Create the reply form entry
723 var replyItem = $('li.notice-reply', list);
724 if (replyItem.length == 0) {
725 replyItem = $('<li class="notice-reply"></li>');
727 replyForm = replyItem.children('form');
728 if (replyForm.length == 0) {
729 // Let's try another trick to avoid fetching by URL
730 var noticeForm = $('#input_form_status > form');
731 if (noticeForm.length == 0) {
732 // No notice form found on the page, so let's just
733 // fetch a fresh copy of the notice form over AJAX.
735 url: SN.V.urlNewNotice,
736 data: {ajax: 1, inreplyto: id},
737 success: function (data, textStatus, xhr) {
738 var formEl = document._importNode($('form', data)[0], true);
739 replyForm = $(formEl);
740 replyItem.append(replyForm);
741 list.append(replyItem);
743 SN.Init.NoticeFormSetup(replyForm);
747 // We do everything relevant in 'success' above
750 replyForm = noticeForm.clone();
751 SN.Init.NoticeFormSetup(replyForm);
752 replyItem.append(replyForm);
753 list.append(replyItem);
755 // replyForm is set, we're not fetching by URL...
756 // Next setp is to configure in-reply-to etc.
761 * Setup function -- DOES NOT apply immediately.
763 * Uses 'on' rather than 'live' or 'bind', so applies to future as well as present items.
765 NoticeInlineReplySetup: function () {
766 // Expand conversation links
767 $(document).on('click', 'li.notice-reply-comments a', function () {
768 var url = $(this).attr('href');
769 var area = $(this).closest('.threaded-replies');
773 success: function (data, textStatus, xhr) {
774 var replies = $('.threaded-replies', data);
775 if (replies.length) {
776 area.replaceWith(document._importNode(replies[0], true));
785 * Setup function -- DOES NOT trigger actions immediately.
787 * Sets up event handlers for repeat forms to toss up a confirmation
788 * popout before submitting.
790 * Uses 'on' rather than 'live' or 'bind', so applies to future as well as present items.
793 NoticeRepeat: function () {
794 $('body').on('click', '.form_repeat', function (e) {
797 SN.U.NoticeRepeatConfirmation($(this));
803 * Shows a confirmation dialog box variant of the repeat button form.
804 * This seems to use a technique where the repeat form contains
805 * _both_ a standalone button _and_ text and buttons for a dialog.
806 * The dialog will close after its copy of the form is submitted,
807 * or if you click its 'close' button.
809 * The dialog is created by duplicating the original form and changing
810 * its style; while clever, this is hard to generalize and probably
811 * duplicates a lot of unnecessary HTML output.
813 * @fixme create confirmation dialogs through a generalized interface
814 * that can be reused instead of hardcoded text and styles.
816 * @param {jQuery} form
818 NoticeRepeatConfirmation: function (form) {
819 var submit_i = form.find('.submit');
821 var submit = submit_i.clone();
823 .addClass('submit_dialogbox')
824 .removeClass('submit');
826 submit.on('click', function () { SN.U.FormXHR(form); return false; });
831 .addClass('dialogbox')
832 .append('<button class="close">×</button>')
833 .closest('.notice-options')
836 form.find('button.close').click(function () {
840 .removeClass('dialogbox')
841 .closest('.notice-options')
842 .removeClass('opaque');
844 form.find('.submit_dialogbox').remove();
845 form.find('.submit').show();
852 * Setup function -- DOES NOT trigger actions immediately.
854 * Goes through all notices currently displayed and sets up attachment
855 * handling if needed.
857 NoticeAttachments: function () {
858 $('.notice a.attachment').each(function () {
859 SN.U.NoticeWithAttachment($(this).closest('.notice'));
864 * Setup function -- DOES NOT trigger actions immediately.
866 * Sets up special attachment link handling if needed. Currently this
867 * consists only of making the "more" button used for OStatus message
868 * cropping turn into an auto-expansion button that loads the full
869 * text from an attachment file.
871 * @param {jQuery} notice
873 NoticeWithAttachment: function (notice) {
874 if (notice.find('.attachment').length === 0) {
878 $(document).on('click','.attachment.more',function () {
880 m.addClass(SN.C.S.Processing);
881 $.get(m.attr('href'), {ajax: 1}, function (data) {
882 m.parent('.e-content').html($(data).find('#attachment_view .e-content').html());
891 * Setup function -- DOES NOT trigger actions immediately.
893 * Sets up event handlers for the file-attachment widget in the
894 * new notice form. When a file is selected, a box will be added
895 * below the text input showing the filename and, if supported
896 * by the browser, a thumbnail preview.
898 * This preview box will also allow removing the attachment
901 * @param {jQuery} form
903 NoticeDataAttach: function (form) {
905 var NDA = form.find('input[type=file]');
906 NDA.change(function (event) {
907 form.find('.attach-status').remove();
909 var filename = $(this).val();
911 // No file -- we've been tricked!
915 var attachStatus = $('<div class="attach-status ' + SN.C.S.Success + '"><code></code> <button class="close">×</button></div>');
916 attachStatus.find('code').text(filename);
917 attachStatus.find('button').click(function () {
918 attachStatus.remove();
923 form.append(attachStatus);
925 if (typeof this.files === "object") {
926 // Some newer browsers will let us fetch the files for preview.
927 for (i = 0; i < this.files.length; i++) {
928 SN.U.PreviewAttach(form, this.files[i]);
935 * Get PHP's MAX_FILE_SIZE setting for this form;
936 * used to apply client-side file size limit checks.
938 * @param {jQuery} form
939 * @return int max size in bytes; 0 or negative means no limit
941 maxFileSize: function (form) {
942 var max = $(form).find('input[name=MAX_FILE_SIZE]').attr('value');
944 return parseInt(max);
950 * For browsers with FileAPI support: make a thumbnail if possible,
951 * and append it into the attachment display widget.
954 * - Firefox 3.6.6, 4.0b7
955 * - Chrome 8.0.552.210
957 * Known ok metadata, can't get contents:
961 * - Opera 10.63, 11 beta (no input.files interface)
963 * @param {jQuery} form
966 * @todo use configured thumbnail size
967 * @todo detect pixel size?
968 * @todo should we render a thumbnail to a canvas and then use the smaller image?
970 PreviewAttach: function (form, file) {
971 var tooltip = file.type + ' ' + Math.round(file.size / 1024) + 'KB';
975 if (window.createObjectURL !== undefined) {
977 * createObjectURL lets us reference the file directly from an <img>
978 * This produces a compact URL with an opaque reference to the file,
979 * which we can reference immediately.
981 * - Firefox 3.6.6: no
982 * - Firefox 4.0b7: no
984 * - Chrome 8.0.552.210: works!
986 blobAsDataURL = function (blob, callback) {
987 callback(window.createObjectURL(blob));
989 } else if (window.FileReader !== undefined) {
991 * FileAPI's FileReader can build a data URL from a blob's contents,
992 * but it must read the file and build it asynchronously. This means
993 * we'll be passing a giant data URL around, which may be inefficient.
995 * - Firefox 3.6.6: works!
996 * - Firefox 4.0b7: works!
998 * - Chrome 8.0.552.210: works!
1000 blobAsDataURL = function (blob, callback) {
1001 var reader = new FileReader();
1002 reader.onload = function (event) {
1003 callback(reader.result);
1005 reader.readAsDataURL(blob);
1011 var imageTypes = ['image/png', 'image/jpeg', 'image/gif', 'image/svg+xml'];
1012 if ($.inArray(file.type, imageTypes) == -1) {
1013 // We probably don't know how to show the file.
1017 var maxSize = 8 * 1024 * 1024;
1018 if (file.size > maxSize) {
1019 // Don't kill the browser trying to load some giant image.
1024 blobAsDataURL(file, function (url) {
1025 var img = $('<img>')
1026 .attr('title', tooltip)
1027 .attr('alt', tooltip)
1029 .attr('style', 'height: 120px');
1030 form.find('.attach-status').append(img);
1033 var img = $('<div></div>').text(tooltip);
1034 form.find('.attach-status').append(img);
1039 * Setup function -- DOES NOT trigger actions immediately.
1041 * Initializes state for the location-lookup features in the
1042 * new-notice form. Seems to set up some event handlers for
1043 * triggering lookups and using the new values.
1045 * @param {jQuery} form
1048 * @fixme there's not good visual state update here, so users have a
1049 * hard time figuring out if it's working or fixing if it's wrong.
1052 NoticeLocationAttach: function (form) {
1053 // @fixme this should not be tied to the main notice form, as there may be multiple notice forms...
1054 var NLat = form.find('[name=lat]');
1055 var NLon = form.find('[name=lon]');
1056 var NLNS = form.find('[name=location_ns]').val();
1057 var NLID = form.find('[name=location_id]').val();
1058 var NLN = ''; // @fixme
1059 var NDGe = form.find('[name=notice_data-geo]');
1060 var check = form.find('[name=notice_data-geo]');
1061 var label = form.find('label.notice_data-geo');
1063 function removeNoticeDataGeo(error) {
1065 .attr('title', $.trim(label.text()))
1066 .removeClass('checked');
1068 form.find('[name=lat]').val('');
1069 form.find('[name=lon]').val('');
1070 form.find('[name=location_ns]').val('');
1071 form.find('[name=location_id]').val('');
1072 form.find('[name=notice_data-geo]').prop('checked', false);
1074 $.cookie(SN.C.S.NoticeDataGeoCookie, 'disabled', { path: '/' });
1077 form.find('.geo_status_wrapper').removeClass('success').addClass('error');
1078 form.find('.geo_status_wrapper .geo_status').text(error);
1080 form.find('.geo_status_wrapper').remove();
1084 function getJSONgeocodeURL(geocodeURL, data) {
1085 SN.U.NoticeGeoStatus(form, 'Looking up place name...');
1086 $.getJSON(geocodeURL, data, function (location) {
1087 var lns, lid, NLN_text;
1089 if (location.location_ns !== undefined) {
1090 form.find('[name=location_ns]').val(location.location_ns);
1091 lns = location.location_ns;
1094 if (location.location_id !== undefined) {
1095 form.find('[name=location_id]').val(location.location_id);
1096 lid = location.location_id;
1099 if (location.name === undefined) {
1100 NLN_text = data.lat + ';' + data.lon;
1102 NLN_text = location.name;
1105 SN.U.NoticeGeoStatus(form, NLN_text, data.lat, data.lon, location.url);
1107 .attr('title', NoticeDataGeo_text.ShareDisable + ' (' + NLN_text + ')');
1109 form.find('[name=lat]').val(data.lat);
1110 form.find('[name=lon]').val(data.lon);
1111 form.find('[name=location_ns]').val(lns);
1112 form.find('[name=location_id]').val(lid);
1113 form.find('[name=notice_data-geo]').prop('checked', true);
1125 $.cookie(SN.C.S.NoticeDataGeoCookie, JSON.stringify(cookieValue), { path: '/' });
1129 if (check.length > 0) {
1130 if ($.cookie(SN.C.S.NoticeDataGeoCookie) == 'disabled') {
1131 check.prop('checked', false);
1133 check.prop('checked', true);
1136 var NGW = form.find('.notice_data-geo_wrap');
1137 var geocodeURL = NGW.attr('data-api');
1139 label.attr('title', label.text());
1141 check.change(function () {
1142 if (check.prop('checked') === true || $.cookie(SN.C.S.NoticeDataGeoCookie) === null) {
1144 .attr('title', NoticeDataGeo_text.ShareDisable)
1145 .addClass('checked');
1147 if ($.cookie(SN.C.S.NoticeDataGeoCookie) === null || $.cookie(SN.C.S.NoticeDataGeoCookie) == 'disabled') {
1148 if (navigator.geolocation) {
1149 SN.U.NoticeGeoStatus(form, 'Requesting location from browser...');
1150 navigator.geolocation.getCurrentPosition(
1151 function (position) {
1152 form.find('[name=lat]').val(position.coords.latitude);
1153 form.find('[name=lon]').val(position.coords.longitude);
1156 lat: position.coords.latitude,
1157 lon: position.coords.longitude,
1158 token: $('#token').val()
1161 getJSONgeocodeURL(geocodeURL, data);
1165 switch(error.code) {
1166 case error.PERMISSION_DENIED:
1167 removeNoticeDataGeo('Location permission denied.');
1170 //$('#' + SN.C.S.NoticeDataGeo).prop('checked', false);
1171 removeNoticeDataGeo('Location lookup timeout.');
1181 if (NLat.length > 0 && NLon.length > 0) {
1185 token: $('#token').val()
1188 getJSONgeocodeURL(geocodeURL, data);
1190 removeNoticeDataGeo();
1197 var cookieValue = JSON.parse($.cookie(SN.C.S.NoticeDataGeoCookie));
1199 form.find('[name=lat]').val(cookieValue.NLat);
1200 form.find('[name=lon]').val(cookieValue.NLon);
1201 form.find('[name=location_ns]').val(cookieValue.NLNS);
1202 form.find('[name=location_id]').val(cookieValue.NLID);
1203 form.find('[name=notice_data-geo]').prop('checked', cookieValue.NDG);
1205 SN.U.NoticeGeoStatus(form, cookieValue.NLN, cookieValue.NLat, cookieValue.NLon, cookieValue.NLNU);
1207 .attr('title', NoticeDataGeo_text.ShareDisable + ' (' + cookieValue.NLN + ')')
1208 .addClass('checked');
1210 console.log('Parsing error:', e);
1214 removeNoticeDataGeo();
1221 * Create or update a geolocation status widget in this notice posting form.
1223 * @param {jQuery} form
1224 * @param {String} status
1225 * @param {String} lat (optional)
1226 * @param {String} lon (optional)
1227 * @param {String} url (optional)
1229 NoticeGeoStatus: function (form, status, lat, lon, url)
1231 var wrapper = form.find('.geo_status_wrapper');
1232 if (wrapper.length == 0) {
1233 wrapper = $('<div class="' + SN.C.S.Success + ' geo_status_wrapper"><button class="close" style="float:right">×</button><div class="geo_status"></div></div>');
1234 wrapper.find('button.close').click(function () {
1235 form.find('[name=notice_data-geo]').prop('checked', false).change();
1238 form.append(wrapper);
1242 label = $('<a></a>').attr('href', url);
1244 label = $('<span></span>');
1248 var latlon = lat + ';' + lon;
1249 label.attr('title', latlon);
1254 wrapper.find('.geo_status').empty().append(label);
1258 * Setup function -- DOES NOT trigger actions immediately.
1260 * Initializes event handlers for the "Send direct message" link on
1261 * profile pages, setting it up to display a dialog box when clicked.
1263 * Unlike the repeat confirmation form, this appears to fetch
1264 * the form _from the original link target_, so the form itself
1265 * doesn't need to be in the current document.
1267 * @fixme breaks ability to open link in new window?
1269 NewDirectMessage: function () {
1270 NDM = $('.entity_send-a-message a');
1271 NDM.attr({'href': NDM.attr('href') + '&ajax=1'});
1272 NDM.on('click', function () {
1273 var NDMF = $('.entity_send-a-message form');
1274 if (NDMF.length === 0) {
1275 $(this).addClass(SN.C.S.Processing);
1276 $.get(NDM.attr('href'), null, function (data) {
1277 $('.entity_send-a-message').append(document._importNode($('form', data)[0], true));
1278 NDMF = $('.entity_send-a-message .form_notice');
1279 SN.U.FormNoticeXHR(NDMF);
1280 SN.U.FormNoticeEnhancements(NDMF);
1281 NDMF.append('<button class="close">×</button>');
1282 $('.entity_send-a-message button').click(function () {
1286 NDM.removeClass(SN.C.S.Processing);
1290 $('.entity_send-a-message textarea').focus();
1297 * Return a date object with the current local time on the
1298 * given year, month, and day.
1300 * @param {number} year: 4-digit year
1301 * @param {number} month: 0 == January
1302 * @param {number} day: 1 == 1
1305 GetFullYear: function (year, month, day) {
1306 var date = new Date();
1307 date.setFullYear(year, month, day);
1313 * Some sort of object interface for storing some structured
1314 * information in a cookie.
1316 * Appears to be used to save the last-used login nickname?
1317 * That's something that browsers usually take care of for us
1318 * these days, do we really need to do it? Does anything else
1319 * use this interface?
1321 * @fixme what is this?
1322 * @fixme should this use non-cookie local storage when available?
1324 StatusNetInstance: {
1326 * @fixme what is this?
1328 Set: function (value) {
1329 var SNI = SN.U.StatusNetInstance.Get();
1331 value = $.extend(SNI, value);
1335 SN.C.S.StatusNetInstance,
1336 JSON.stringify(value),
1339 expires: SN.U.GetFullYear(2029, 0, 1)
1344 * @fixme what is this?
1347 var cookieValue = $.cookie(SN.C.S.StatusNetInstance);
1348 if (cookieValue !== undefined) {
1349 return JSON.parse(cookieValue);
1355 * @fixme what is this?
1357 Delete: function () {
1358 $.cookie(SN.C.S.StatusNetInstance, null);
1363 * Check if the current page is a timeline where the current user's
1364 * posts should be displayed immediately on success.
1366 * @fixme this should be done in a saner way, with machine-readable
1367 * info about what page we're looking at.
1369 * @param {DOMElement} notice: HTML chunk with formatted notice
1372 belongsOnTimeline: function (notice) {
1373 var action = $("body").attr('id');
1374 if (action == 'public') {
1378 var profileLink = $('#nav_profile a').attr('href');
1380 var authorUrl = $(notice).find('.h-card.p-author').attr('href');
1381 if (authorUrl == profileLink) {
1382 if (action == 'all' || action == 'showstream') {
1383 // Posts always show on your own friends and profile streams.
1389 // @fixme tag, group, reply timelines should be feasible as well.
1390 // Mismatch between id-based and name-based user/group links currently complicates
1391 // the lookup, since all our inline mentions contain the absolute links but the
1392 // UI links currently on the page use malleable names.
1398 * Switch to another active input sub-form.
1399 * This will hide the current form (if any), show the new one, and
1400 * update the input type tab selection state.
1402 * @param {String} tag
1404 switchInputFormTab: function (tag, setFocus) {
1405 if (typeof setFocus === 'undefined') { setFocus = true; }
1406 // The one that's current isn't current anymore
1407 $('.input_form_nav_tab.current').removeClass('current');
1409 $('#input_form_nav_' + tag).addClass('current');
1412 // Don't remove 'current' if we also have the "nonav" class.
1413 // An example would be the message input form. removing
1414 // 'current' will cause the form to vanish from the page.
1415 var nonav = $('.input_form.current.nonav');
1416 if (nonav.length > 0) {
1420 $('.input_form.current').removeClass('current');
1422 // we're done here, no new inputform to focus on
1426 var noticeForm = $('#input_form_' + tag)
1427 .addClass('current')
1428 .find('.ajax-notice').each(function () {
1430 SN.Init.NoticeFormSetup(form);
1433 noticeForm.find('.notice_data-text').focus();
1439 showMoreMenuItems: function (menuid) {
1440 $('#' + menuid + ' .more_link').remove();
1441 var selector = '#' + menuid + ' .extended_menu';
1442 var extended = $(selector);
1443 extended.removeClass('extended_menu');
1450 * If user is logged in, run setup code for the new notice form:
1455 * - file upload events
1457 NoticeForm: function () {
1458 if ($('body.user_in').length > 0) {
1459 // SN.Init.NoticeFormSetup() will get run
1460 // when forms get displayed for the first time...
1462 // Initialize the input form field
1463 $('#input_form_nav .input_form_nav_tab.current').each(function () {
1464 current_tab_id = $(this).attr('id').substring('input_form_nav_'.length);
1465 SN.U.switchInputFormTab(current_tab_id, false);
1468 // Make inline reply forms self-close when clicking out.
1469 $('body').on('click', function (e) {
1470 var openReplies = $('li.notice-reply');
1471 if (openReplies.length > 0) {
1472 var target = $(e.target);
1473 openReplies.each(function () {
1474 // Did we click outside this one?
1475 var replyItem = $(this);
1476 if (replyItem.has(e.target).length == 0) {
1477 var textarea = replyItem.find('.notice_data-text:first');
1478 var cur = $.trim(textarea.val());
1479 // Only close if there's been no edit.
1480 if (cur == '' || cur == textarea.data('initialText')) {
1481 var parentNotice = replyItem.closest('li.notice');
1483 parentNotice.find('li.notice-reply-placeholder').show();
1493 * Encapsulate notice form setup for a single form.
1494 * Plugins can add extra setup by monkeypatching this
1497 * @param {jQuery} form
1499 NoticeFormSetup: function (form) {
1500 if (form.data('NoticeFormSetup')) {
1503 SN.U.NoticeLocationAttach(form);
1504 SN.U.FormNoticeUniqueID(form);
1505 SN.U.FormNoticeXHR(form);
1506 SN.U.FormNoticeEnhancements(form);
1507 SN.U.NoticeDataAttach(form);
1508 form.data('NoticeFormSetup', true);
1512 * Run setup code for notice timeline views items:
1514 * - AJAX submission for fave/repeat/reply (if logged in)
1515 * - Attachment link extras ('more' links)
1517 Notices: function () {
1518 if ($('body.user_in').length > 0) {
1519 SN.U.NoticeRepeat();
1521 SN.U.NoticeInlineReplySetup();
1522 SN.U.NoticeOptionsAjax();
1525 SN.U.NoticeAttachments();
1529 * Run setup code for user & group profile page header area if logged in:
1531 * - AJAX submission for sub/unsub/join/leave/nudge
1532 * - AJAX form popup for direct-message
1534 EntityActions: function () {
1535 if ($('body.user_in').length > 0) {
1536 $(document).on('click', '.form_user_subscribe', function () { SN.U.FormXHR($(this)); return false; });
1537 $(document).on('click', '.form_user_unsubscribe', function () { SN.U.FormXHR($(this)); return false; });
1538 $(document).on('click', '.form_group_join', function () { SN.U.FormXHR($(this)); return false; });
1539 $(document).on('click', '.form_group_leave', function () { SN.U.FormXHR($(this)); return false; });
1540 $(document).on('click', '.form_user_nudge', function () { SN.U.FormXHR($(this)); return false; });
1541 $(document).on('click', '.form_peopletag_subscribe', function () { SN.U.FormXHR($(this)); return false; });
1542 $(document).on('click', '.form_peopletag_unsubscribe', function () { SN.U.FormXHR($(this)); return false; });
1543 $(document).on('click', '.form_user_add_peopletag', function () { SN.U.FormXHR($(this)); return false; });
1544 $(document).on('click', '.form_user_remove_peopletag', function () { SN.U.FormXHR($(this)); return false; });
1546 SN.U.NewDirectMessage();
1550 ProfileSearch: function () {
1551 if ($('body.user_in').length > 0) {
1552 $(document).on('click', '.form_peopletag_edit_user_search input.submit', function () {
1553 SN.U.FormProfileSearchXHR($(this).parents('form')); return false;
1559 * Run setup code for login form:
1561 * - loads saved last-used-nickname from cookie
1562 * - sets event handler to save nickname to cookie on submit
1564 * @fixme is this necessary? Browsers do their own form saving these days.
1566 Login: function () {
1567 if (SN.U.StatusNetInstance.Get() !== null) {
1568 var nickname = SN.U.StatusNetInstance.Get().Nickname;
1569 if (nickname !== null) {
1570 $('#form_login #nickname').val(nickname);
1574 $('#form_login').on('submit', function () {
1575 SN.U.StatusNetInstance.Set({Nickname: $('#form_login #nickname').val()});
1581 * Run setup for the ajax people tags editor
1583 * - show edit button
1584 * - set event handle for click on edit button
1585 * - loads people tag autocompletion data if not already present
1586 * or if it is stale.
1589 PeopleTags: function () {
1590 $('.user_profile_tags .editable').append($('<button class="peopletags_edit_button"/>'));
1592 $(document).on('click', '.peopletags_edit_button', function () {
1593 var form = $(this).parents('dd').eq(0).find('form');
1594 // We can buy time from the above animation
1599 data: {token: $('#token').val()},
1601 success: function (data) {
1602 // item.label is used to match
1603 for (i=0; i < data.length; i++) {
1604 data[i].label = data[i].tag;
1607 SN.C.PtagACData = data;
1611 $(this).parents('ul').eq(0).fadeOut(200, function () {form.fadeIn(200).find('input#tags')});
1614 $(document).on('click', '.user_profile_tags form .submit', function () {
1615 SN.U.FormPeopletagsXHR($(this).parents('form')); return false;
1620 * Set up any generic 'ajax' form so it submits via AJAX with auto-replacement.
1622 AjaxForms: function () {
1623 $(document).on('submit', 'form.ajax', function () {
1624 SN.U.FormXHR($(this));
1627 $(document).on('click', 'form.ajax input[type=submit]', function () {
1628 // Some forms rely on knowing which submit button was clicked.
1629 // Save a hidden input field which'll be picked up during AJAX
1631 var button = $(this);
1632 var form = button.closest('form');
1633 form.find('.hidden-submit-button').remove();
1634 $('<input class="hidden-submit-button" type="hidden" />')
1635 .attr('name', button.attr('name'))
1642 * Add logic to any file upload forms to handle file size limits,
1643 * on browsers that support basic FileAPI.
1645 UploadForms: function () {
1646 $('input[type=file]').change(function (event) {
1647 if (typeof this.files === "object" && this.files.length > 0) {
1649 for (var i = 0; i < this.files.length; i++) {
1650 size += this.files[i].size;
1653 var max = SN.U.maxFileSize($(this.form));
1654 if (max > 0 && size > max) {
1655 var msg = 'File too large: maximum upload size is %d bytes.';
1656 alert(msg.replace('%d', max));
1660 event.preventDefault();
1667 CheckBoxes: function () {
1668 $("span[class='checkbox-wrapper']").addClass("unchecked");
1669 $(".checkbox-wrapper").click(function () {
1670 if ($(this).children("input").prop("checked")) {
1672 $(this).children("input").prop("checked", false);
1673 $(this).removeClass("checked");
1674 $(this).addClass("unchecked");
1675 $(this).children("label").text("Private?");
1678 $(this).children("input").prop("checked", true);
1679 $(this).removeClass("unchecked");
1680 $(this).addClass("checked");
1681 $(this).children("label").text("Private");
1689 * Run initialization functions on DOM-ready.
1691 * Note that if we're waiting on other scripts to load, this won't happen
1692 * until that's done. To load scripts asynchronously without delaying setup,
1693 * don't start them loading until after DOM-ready time!
1696 SN.Init.AjaxForms();
1697 SN.Init.UploadForms();
1698 SN.Init.CheckBoxes();
1699 if ($('.' + SN.C.S.FormNotice).length > 0) {
1700 SN.Init.NoticeForm();
1702 if ($('#content .notices').length > 0) {
1705 if ($('#content .entity_actions').length > 0) {
1706 SN.Init.EntityActions();
1708 if ($('#form_login').length > 0) {
1711 if ($('#profile_search_results').length > 0) {
1712 SN.Init.ProfileSearch();
1714 if ($('.user_profile_tags .editable').length > 0) {
1715 SN.Init.PeopleTags();