gnu-social/js/util.js

449 lines
19 KiB
JavaScript

/*
* StatusNet - a distributed open-source microblogging tool
* Copyright (C) 2008, StatusNet, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @category UI interaction
* @package StatusNet
* @author Sarven Capadisli <csarven@status.net>
* @author Evan Prodromou <evan@status.net>
* @copyright 2009 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
var SN = { // StatusNet
C: { // Config
I: { // Init
CounterBlackout: false,
MaxLength: 140,
PatternUsername: /^[0-9a-zA-Z\-_.]*$/,
HTTP20x30x: [200, 201, 202, 203, 204, 205, 206, 300, 301, 302, 303, 304, 305, 306, 307]
},
S: { // Selector
Disabled: 'disabled',
Warning: 'warning',
Error: 'error',
Success: 'success',
Processing: 'processing',
CommandResult: 'command_result',
FormNotice: 'form_notice',
NoticeDataText: 'notice_data-text',
NoticeTextCount: 'notice_text-count',
NoticeInReplyTo: 'notice_in-reply-to',
NoticeDataAttach: 'notice_data-attach',
NoticeDataAttachSelected: 'notice_data-attach_selected',
NoticeActionSubmit: 'notice_action-submit',
NoticeLat: 'notice_data-lat',
NoticeLon: 'notice_data-lon',
NoticeLocationId: 'notice_data-location_id',
NoticeLocationNs: 'notice_data-location_ns'
}
},
U: { // Utils
FormNoticeEnhancements: function(form) {
form_id = form.attr('id');
$('#'+form_id+' #'+SN.C.S.NoticeDataText).unbind('keyup');
$('#'+form_id+' #'+SN.C.S.NoticeDataText).unbind('keydown');
if (maxLength > 0) {
$('#'+form_id+' #'+SN.C.S.NoticeDataText).bind('keyup', function(e) {
SN.U.Counter(form);
});
// run once in case there's something in there
SN.U.Counter(form);
}
$('#'+form_id+' #'+SN.C.S.NoticeDataText).bind('keydown', function(e) {
SN.U.SubmitOnReturn(e, form);
});
if($('body')[0].id != 'conversation') {
$('#'+form_id+' textarea').focus();
}
},
SubmitOnReturn: function(event, el) {
if (event.keyCode == 13 || event.keyCode == 10) {
el.submit();
event.preventDefault();
event.stopPropagation();
$('#'+el[0].id+' #'+SN.C.S.NoticeDataText).blur();
$('body').focus();
return false;
}
return true;
},
Counter: function(form) {
SN.C.I.FormNoticeCurrent = form;
form_id = form.attr('id');
if (typeof(maxLength) == "undefined") {
maxLength = SN.C.I.MaxLength;
}
if (maxLength <= 0) {
return;
}
var remaining = maxLength - $('#'+form_id+' #'+SN.C.S.NoticeDataText).val().length;
var counter = $('#'+form_id+' #'+SN.C.S.NoticeTextCount);
if (remaining.toString() != counter.text()) {
if (!SN.C.I.CounterBlackout || remaining === 0) {
if (counter.text() != String(remaining)) {
counter.text(remaining);
}
if (remaining < 0) {
form.addClass(SN.C.S.Warning);
} else {
form.removeClass(SN.C.S.Warning);
}
// Skip updates for the next 500ms.
// On slower hardware, updating on every keypress is unpleasant.
if (!SN.C.I.CounterBlackout) {
SN.C.I.CounterBlackout = true;
SN.C.I.FormNoticeCurrent = form;
window.setTimeout("SN.U.ClearCounterBlackout(SN.C.I.FormNoticeCurrent);", 500);
}
}
}
},
ClearCounterBlackout: function(form) {
// Allow keyup events to poke the counter again
SN.C.I.CounterBlackout = false;
// Check if the string changed since we last looked
SN.U.Counter(form);
},
FormXHR: function(f) {
f.bind('submit', function(e) {
form_id = $(this)[0].id;
$.ajax({
type: 'POST',
dataType: 'xml',
url: $(this)[0].action,
data: $(this).serialize() + '&ajax=1',
beforeSend: function(xhr) {
$('#'+form_id).addClass(SN.C.S.Processing);
$('#'+form_id+' .submit').addClass(SN.C.S.Disabled);
$('#'+form_id+' .submit').attr(SN.C.S.Disabled, SN.C.S.Disabled);
},
error: function (xhr, textStatus, errorThrown) {
alert(errorThrown || textStatus);
},
success: function(data, textStatus) {
if (typeof($('form', data)[0]) != 'undefined') {
form_new = document._importNode($('form', data)[0], true);
$('#'+form_id).replaceWith(form_new);
$('#'+form_new.id).each(function() { SN.U.FormXHR($(this)); });
}
else {
$('#'+form_id).replaceWith(document._importNode($('p', data)[0], true));
}
}
});
return false;
});
},
FormNoticeXHR: function(form) {
form_id = form.attr('id');
form.append('<input type="hidden" name="ajax" value="1"/>');
form.ajaxForm({
dataType: 'xml',
timeout: '60000',
beforeSend: function(xhr) {
if ($('#'+form_id+' #'+SN.C.S.NoticeDataText)[0].value.length === 0) {
form.addClass(SN.C.S.Warning);
return false;
}
form.addClass(SN.C.S.Processing);
$('#'+form_id+' #'+SN.C.S.NoticeActionSubmit).addClass(SN.C.S.Disabled);
$('#'+form_id+' #'+SN.C.S.NoticeActionSubmit).attr(SN.C.S.Disabled, SN.C.S.Disabled);
return true;
},
error: function (xhr, textStatus, errorThrown) {
form.removeClass(SN.C.S.Processing);
$('#'+form_id+' #'+SN.C.S.NoticeActionSubmit).removeClass(SN.C.S.Disabled);
$('#'+form_id+' #'+SN.C.S.NoticeActionSubmit).removeAttr(SN.C.S.Disabled, SN.C.S.Disabled);
if (textStatus == 'timeout') {
alert ('Sorry! We had trouble sending your notice. The servers are overloaded. Please try again, and contact the site administrator if this problem persists');
}
else {
if ($('.'+SN.C.S.Error, xhr.responseXML).length > 0) {
form.append(document._importNode($('.'+SN.C.S.Error, xhr.responseXML)[0], true));
}
else {
if(jQuery.inArray(parseInt(xhr.status), SN.C.I.HTTP20x30x) < 0) {
alert('Sorry! We had trouble sending your notice ('+xhr.status+' '+xhr.statusText+'). Please report the problem to the site administrator if this happens again.');
}
else {
$('#'+form_id+' #'+SN.C.S.NoticeDataText).val('');
SN.U.FormNoticeEnhancements($('#'+form_id));
}
}
}
},
success: function(data, textStatus) {
var result;
if ($('#'+SN.C.S.Error, data).length > 0) {
result = document._importNode($('p', data)[0], true);
alert(result.textContent || result.innerHTML);
}
else {
if($('body')[0].id == 'bookmarklet') {
self.close();
}
if ($('#'+SN.C.S.CommandResult, data).length > 0) {
result = document._importNode($('p', data)[0], true);
alert(result.textContent || result.innerHTML);
}
else {
notice = document._importNode($('li', data)[0], true);
if ($('#'+notice.id).length === 0) {
var notice_irt_value = $('#'+SN.C.S.NoticeInReplyTo).val();
var notice_irt = '#notices_primary #notice-'+notice_irt_value;
if($('body')[0].id == 'conversation') {
if(notice_irt_value.length > 0 && $(notice_irt+' .notices').length < 1) {
$(notice_irt).append('<ul class="notices"></ul>');
}
$($(notice_irt+' .notices')[0]).append(notice);
}
else {
$("#notices_primary .notices").prepend(notice);
}
$('#'+notice.id).css({display:'none'});
$('#'+notice.id).fadeIn(2500);
SN.U.NoticeAttachments();
SN.U.NoticeReply();
SN.U.NoticeFavor();
}
}
$('#'+form_id+' #'+SN.C.S.NoticeDataText).val('');
$('#'+form_id+' #'+SN.C.S.NoticeDataAttach).val('');
$('#'+form_id+' #'+SN.C.S.NoticeInReplyTo).val('');
$('#'+form_id+' #'+SN.C.S.NoticeDataAttachSelected).remove();
SN.U.FormNoticeEnhancements($('#'+form_id));
}
},
complete: function(xhr, textStatus) {
form.removeClass(SN.C.S.Processing);
$('#'+form_id+' #'+SN.C.S.NoticeActionSubmit).removeAttr(SN.C.S.Disabled);
$('#'+form_id+' #'+SN.C.S.NoticeActionSubmit).removeClass(SN.C.S.Disabled);
}
});
},
NoticeReply: function() {
if ($('#'+SN.C.S.NoticeDataText).length > 0 && $('#content .notice_reply').length > 0) {
$('#content .notice').each(function() {
var notice = $(this)[0];
$($('.notice_reply', notice)[0]).click(function() {
var nickname = ($('.author .nickname', notice).length > 0) ? $($('.author .nickname', notice)[0]) : $('.author .nickname.uid');
SN.U.NoticeReplySet(nickname.text(), $($('.notice_id', notice)[0]).text());
return false;
});
});
}
},
NoticeReplySet: function(nick,id) {
if (nick.match(SN.C.I.PatternUsername)) {
var text = $('#'+SN.C.S.NoticeDataText);
if (text.length > 0) {
replyto = '@' + nick + ' ';
text.val(replyto + text.val().replace(RegExp(replyto, 'i'), ''));
$('#'+SN.C.S.FormNotice+' #'+SN.C.S.NoticeInReplyTo).val(id);
var len = text.val().length;
if (text[0].createTextRange) {
var r = text[0].createTextRange();
r.moveStart('character', len);
r.moveEnd('character', len);
r.select();
} else if (text[0].setSelectionRange) {
text[0].setSelectionRange(len,len);
}
text[0].focus();
}
}
},
NoticeFavor: function() {
$('.form_favor').each(function() { SN.U.FormXHR($(this)); });
$('.form_disfavor').each(function() { SN.U.FormXHR($(this)); });
},
NoticeAttachments: function() {
$.fn.jOverlay.options = {
method : 'GET',
data : '',
url : '',
color : '#000',
opacity : '0.6',
zIndex : 9999,
center : false,
imgLoading : $('address .url')[0].href+'theme/base/images/illustrations/illu_progress_loading-01.gif',
bgClickToClose : true,
success : function() {
$('#jOverlayContent').append('<button class="close">&#215;</button>');
$('#jOverlayContent button').click($.closeOverlay);
},
timeout : 0,
autoHide : true,
css : {'max-width':'542px', 'top':'5%', 'left':'32.5%'}
};
$('#content .notice a.attachment').click(function() {
$().jOverlay({url: $('address .url')[0].href+'attachment/' + ($(this).attr('id').substring('attachment'.length + 1)) + '/ajax'});
return false;
});
var t;
$("body:not(#shownotice) #content .notice a.thumbnail").hover(
function() {
var anchor = $(this);
$("a.thumbnail").children('img').hide();
anchor.closest(".entry-title").addClass('ov');
if (anchor.children('img').length === 0) {
t = setTimeout(function() {
$.get($('address .url')[0].href+'attachment/' + (anchor.attr('id').substring('attachment'.length + 1)) + '/thumbnail', null, function(data) {
anchor.append(data);
});
}, 500);
}
else {
anchor.children('img').show();
}
},
function() {
clearTimeout(t);
$("a.thumbnail").children('img').hide();
$(this).closest(".entry-title").removeClass('ov');
}
);
},
NoticeDataAttach: function() {
NDA = $('#'+SN.C.S.NoticeDataAttach);
NDA.change(function() {
S = '<div id="'+SN.C.S.NoticeDataAttachSelected+'" class="'+SN.C.S.Success+'"><code>'+$(this).val()+'</code> <button class="close">&#215;</button></div>';
NDAS = $('#'+SN.C.S.NoticeDataAttachSelected);
if (NDAS.length > 0) {
NDAS.replaceWith(S);
}
else {
$('#'+SN.C.S.FormNotice).append(S);
}
$('#'+SN.C.S.NoticeDataAttachSelected+' button').click(function(){
$('#'+SN.C.S.NoticeDataAttachSelected).remove();
NDA.val('');
});
});
},
NoticeLocationAttach: function() {
if(navigator.geolocation) navigator.geolocation.watchPosition(function(position) {
$('#'+SN.C.S.NoticeLat).val(position.coords.latitude);
$('#'+SN.C.S.NoticeLon).val(position.coords.longitude);
});
},
NewDirectMessage: function() {
NDM = $('.entity_send-a-message a');
NDM.attr({'href':NDM.attr('href')+'&ajax=1'});
NDM.bind('click', function() {
$(this).addClass('processing');
var NDMF = $('.entity_send-a-message form');
if (NDMF.length === 0) {
$.get(NDM.attr('href'), null, function(data) {
$('.entity_send-a-message').append(document._importNode($('form', data)[0], true));
NDMF = $('.entity_send-a-message .form_notice');
SN.U.FormNoticeXHR(NDMF);
SN.U.FormNoticeEnhancements(NDMF);
NDMF.append('<button class="close">&#215;</button>');
$('.entity_send-a-message button').click(function(){
NDMF.hide();
return false;
});
});
}
else {
NDMF.show();
$('.entity_send-a-message textarea').focus();
}
$(this).removeClass('processing');
return false;
});
}
},
Init: {
NoticeForm: function() {
if ($('body.user_in').length > 0) {
$('.'+SN.C.S.FormNotice).each(function() {
SN.U.FormNoticeXHR($(this));
SN.U.FormNoticeEnhancements($(this));
});
SN.U.NoticeDataAttach();
SN.U.NoticeLocationAttach();
}
},
Notices: function() {
if ($('body.user_in').length > 0) {
SN.U.NoticeFavor();
SN.U.NoticeReply();
}
SN.U.NoticeAttachments();
},
EntityActions: function() {
if ($('body.user_in').length > 0) {
$('.form_user_subscribe').each(function() { SN.U.FormXHR($(this)); });
$('.form_user_unsubscribe').each(function() { SN.U.FormXHR($(this)); });
$('.form_group_join').each(function() { SN.U.FormXHR($(this)); });
$('.form_group_leave').each(function() { SN.U.FormXHR($(this)); });
$('.form_user_nudge').each(function() { SN.U.FormXHR($(this)); });
SN.U.NewDirectMessage();
}
}
}
};
$(document).ready(function(){
if ($('.'+SN.C.S.FormNotice).length > 0) {
SN.Init.NoticeForm();
}
if ($('#content .notices').length > 0) {
SN.Init.Notices();
}
if ($('#content .entity_actions').length > 0) {
SN.Init.EntityActions();
}
});