mindoc/static/mergely/editor/editor.js

700 lines
22 KiB
JavaScript

$(document).ready(function() {
function getParameters() {
var parameters = {};
window.location.search.substr(1).split('&').forEach(function(pair) {
if (pair === '') return;
var parts = pair.split('=');
if (parts.length === 2 && parts[1].search(/^(true|1)$/i) >= 0) {
parameters[parts[0]] = true;
}
else if (parts.length === 2 && parts[1].search(/^(false|0)$/i) >= 0) {
parameters[parts[0]] = false;
}
else parameters[parts[0]] = parts[1] && decodeURIComponent(parts[1].replace(/\+/g, ' '));
});
return {
get: function(name, defaultValue) {
if (parameters.hasOwnProperty(name)) return parameters[name];
return defaultValue;
}
};
}
var parameters = getParameters();
if (parameters.get('test', false)) {
var li = $('<li>Tests</li>');
var ul = $('<ul>');
for (var i = 1; i <= 8; ++i) {
ul.append($('<li id="examples-test' + i + '">Test ' + i + '</li>'));
}
li.append(ul);
$('#main-menu').append(li);
}
function handleFind(column) {
if (!column.length) {
return false;
}
var ed = $('#mergely');
var find = column.find('.find');
var input = find.find('input[type="text"]');
var side = column.attr('id').indexOf('-lhs') > 0 ? 'lhs' : 'rhs';
var origautoupdate = ed.mergely('options').autoupdate;
find.slideDown('fast', function() {
input.focus();
// disable autoupdate, clear both sides of diff
ed.mergely('options', {autoupdate: false});
ed.mergely('unmarkup');
});
find.find('.find-prev').click(function() {
ed.mergely('search', side, input.val(), 'prev');
});
find.find('.find-next').click(function() {
ed.mergely('search', side, input.val(), 'next');
});
find.find('.find-close').click(function() {
find.css('display', 'none')
ed.mergely('options', {autoupdate: origautoupdate});
});
input.keydown(function(evt) {
if (evt.which != 13 && evt.which != 27) return true;
if (evt.which == 27) {
find.css('display', 'none');
ed.mergely('options', {autoupdate: origautoupdate});
}
ed.mergely('search', side, input.val());
return false;
});
}
$(document).keydown(function(event) {
if (!( String.fromCharCode(event.which).toLowerCase() == 'f' && event.ctrlKey)) return true;
event.preventDefault();
var range = window.getSelection().getRangeAt(0);
var column = $(range.commonAncestorContainer).parents('.mergely-column');
handleFind(column);
return false;
});
String.prototype.random = function(length) {
var chars = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXTZabcdefghiklmnopqrstuvwxyz";
var randomstring = ''
for (var i=0; i<length; i++) {
var rnum = Math.floor(Math.random() * chars.length);
randomstring += chars.substring(rnum,rnum+1);
}
return randomstring;
}
// body is pre-hidden for better rendering
$('body').css("visibility", "");
var ed = $('#mergely');
var menu = $('#main-menu');
var toolbar = $('#toolbar');
ed.mergely({
width: 'auto',
height: 'auto',
cmsettings: {
lineNumbers: true,
readOnly: false
}
});
ed.mergely("lhs", $("#historyContent").html());
ed.mergely("rhs", $("#documentContent").html());
// if (parameters.get('lhs', null)) {
// var url = parameters.get('lhs');
// crossdomainGET(ed, 'lhs', url);
// }
// if (parameters.get('rhs', null)) {
// var url = parameters.get('rhs');
// crossdomainGET(ed, 'rhs', url);
// }
// set query string options
var urloptions = {};
var optmap = {
au: 'autoupdate',
ws: 'ignorews',
cs: 'ignorecase',
sb: 'sidebar',
vp: 'viewport',
wl: 'wrap_lines',
ln: 'line_numbers'
};
var doopt = false;
for (var name in optmap) {
if (!optmap.hasOwnProperty(name)) continue;
if (parameters.get(name, null) !== null) {
urloptions[optmap[name]] = parameters.get(name);
doopt = true;
}
}
if (parameters.get('rm', null) !== null) {
// special-case url property
urloptions.rhs_margin = parameters.get('rm') ? 'left' : 'right';
}
if (doopt) {
// apply query-string options
ed.mergely('options', urloptions);
}
// set query string colors
// cb: change border
// cg: change background
// ab: added border
// ag: added background
// db: deleted border
// dg: deleted background
var color_defaults = {
cb: 'cccccc', cg: 'fafafa',
ab: 'a3d1ff', ag: 'ddeeff',
db: 'ff7f7f', dg: 'ffe9e9'
};
applyParameterCss(false);
//history.pushState({}, null, '');
window.addEventListener('popstate', function(ev) {
if (ev.state) {
parameters = getParameters();
applyParameterCss(false);
}
});
// Load
if (key.length === 8) {
$.when(
$.ajax({
type: 'GET', async: true, dataType: 'text',
data: { 'key':key, 'name': 'lhs' },
url: '/ajax/handle_get.php',
success: function (response) {
ed.mergely('lhs', response);
},
error: function(xhr, ajaxOptions, thrownError){
}
}),
$.ajax({
type: 'GET', async: true, dataType: 'text',
data: { 'key':key, 'name': 'rhs' },
url: '/ajax/handle_get.php',
success: function (response) {
ed.mergely('rhs', response);
},
error: function(xhr, ajaxOptions, thrownError){
}
})
).done(function() {
var anchor = window.location.hash.substring(1);
if (anchor) {
// if an anchor has been provided, then parse the anchor in the
// form of: 'lhs' or 'rhs', followed by a line, e.g: lhs100.
var m = anchor.match(/([lr]hs)([0-9]+)/);
if (m && m.length == 3) {
console.log(m);
ed.mergely('scrollTo', m[1], parseInt(m[2],10));
}
}
});
}
// find
var find = $('.find');
var flhs = find.clone().attr('id', 'mergely-editor-lhs-find');
var frhs = find.clone().attr('id', 'mergely-editor-rhs-find');
$('#mergely-editor-lhs').append(flhs);
$('#mergely-editor-rhs').append(frhs);
find.remove();
var iconconf = {
'options-autodiff': {
get: function() { return ed.mergely('options').autoupdate },
set: function(value) {
var au = !ed.mergely('options').autoupdate;
ed.mergely('options', {autoupdate: au});
var params = updateQueryStringParam('au', au ? 1 : 0, 1);
updateHistory(params);
}
},
'options-ignorews': {
get: function() { return ed.mergely('options').ignorews },
set: function(value) {
var ws = !ed.mergely('options').ignorews;
ed.mergely('options', {ignorews: ws});
var params = updateQueryStringParam('ws', ws ? 1 : 0, 0);
updateHistory(params);
}
},
'options-ignorecase': {
get: function() { return ed.mergely('options').ignorecase },
set: function(value) {
var cs = !ed.mergely('options').ignorecase;
ed.mergely('options', {ignorecase: cs});
var params = updateQueryStringParam('cs', cs ? 1 : 0, 0);
updateHistory(params);
}
},
'options-sidebars': {
get: function() { console.log('sidebar', this); return ed.mergely('options').sidebar },
set: function(value) {
var sb = !ed.mergely('options').sidebar;
ed.mergely('options', {sidebar: sb});
var params = updateQueryStringParam('sb', sb ? 1 : 0, 1);
updateHistory(params);
}
},
'options-viewport': {
get: function() { console.log('viewport', this); return ed.mergely('options').viewport },
set: function(value) {
var vp = !ed.mergely('options').viewport;
ed.mergely('options', {viewport: vp});
var params = updateQueryStringParam('vp', vp ? 1 : 0, 0);
updateHistory(params);
}
},
'options-swapmargin': {
get: function() { return (ed.mergely('options').rhs_margin == 'left'); },
set: function(value) {
var rm = ed.mergely('options').rhs_margin == 'left' ? 'right' : 'left';
ed.mergely('options', {rhs_margin: rm });
var params = updateQueryStringParam('rm', rm == 'left' ? 1 : 0, 0);
updateHistory(params);
}
},
'options-linenumbers': {
get: function() { console.log('wrap', this); return ed.mergely('options').line_numbers },
set: function(value) {
var ln = !ed.mergely('options').line_numbers;
ed.mergely('options', {line_numbers: ln});
var params = updateQueryStringParam('ln', ln ? 1 : 0, 1);
updateHistory(params);
}
},
'options-wrap': {
get: function() { console.log('wrap', this); return ed.mergely('options').wrap_lines },
set: function(value) {
var wl = !ed.mergely('options').wrap_lines;
ed.mergely('options', {wrap_lines: wl});
var params = updateQueryStringParam('wl', wl ? 1 : 0, 0);
updateHistory(params);
}
},
'edit-left-readonly': {
get: function() { return ed.mergely('cm', 'lhs').getOption('readOnly'); },
set: function(value) { ed.mergely('cm', 'lhs').setOption('readOnly', value); }
},
'edit-right-readonly': {
get: function() { return ed.mergely('cm', 'rhs').getOption('readOnly'); },
set: function(value) { ed.mergely('cm', 'rhs').setOption('readOnly', value); }
}
}
var menu_opts = {
hasIcon: function(id) {
return iconconf.hasOwnProperty(id);
},
getIcon: function(id) {
if (iconconf[id].get()) return 'icon-check';
}
};
function handle_operation(id) {
if (id == 'file-new') {
window.location = '/editor';
}
else if (id === 'file-save') {
var rhs = ed.mergely('get', 'rhs');
if(window.top.hasOwnProperty("editor")){
if(window.top.editor.hasOwnProperty("$txt")){
window.top.editor.$txt.html(rhs);
}else{
window.top.editor.clear();
window.top.editor.insertValue(rhs);
}
window.top.layer.closeAll();
}
}else if (id == 'file-share') {
handleShare(ed);
}
else if (id == 'file-import') {
importFiles(ed);
}
else if (id == 'edit-left-undo') {
ed.mergely('cm', 'lhs').getDoc().undo();
}
else if (id == 'edit-left-redo') {
ed.mergely('cm', 'lhs').getDoc().redo();
}
else if (id == 'edit-right-undo') {
ed.mergely('cm', 'rhs').getDoc().undo();
}
else if (id == 'edit-right-redo') {
ed.mergely('cm', 'rhs').getDoc().redo();
}
else if (id == 'edit-left-find') {
handleFind(ed.find('#mergely-editor-lhs'));
}
else if (id == 'edit-left-merge-right') {
ed.mergely('mergeCurrentChange', 'rhs');
}
else if (id == 'edit-left-merge-right-file') {
ed.mergely('merge', 'rhs');
}
else if ([
'edit-left-readonly',
'edit-right-readonly',
'options-autodiff',
'options-sidebars',
'options-swapmargin',
'options-viewport',
'options-ignorews',
'options-ignorecase',
'options-wrap',
'options-linenumbers',
].indexOf(id) >= 0) {
iconconf[id].set(!iconconf[id].get());
menu.wickedmenu('update', id);
}
else if (id == 'edit-left-clear') {
ed.mergely('clear', 'lhs');
}
else if (id == 'edit-right-find') {
handleFind(ed.find('#mergely-editor-rhs'));
}
else if (id == 'edit-right-merge-left') {
ed.mergely('mergeCurrentChange', 'lhs');
}
else if (id == 'edit-right-merge-left-file') {
ed.mergely('merge', 'lhs');
}
else if (id == 'edit-right-clear') {
ed.mergely('clear', 'rhs');
}
else if (id == 'options-colors') {
colorSettings(ed);
}
else if (id == 'view-swap') {
ed.mergely('swap');
}
else if (id == 'view-refresh') {
ed.mergely('update');
}
else if (id == 'view-change-next') {
ed.mergely('scrollToDiff', 'next');
}
else if (id == 'view-change-prev') {
ed.mergely('scrollToDiff', 'prev');
}
else if (id == 'view-clear') {
ed.mergely('unmarkup');
}
else if (id.indexOf('examples-') == 0) {
var test_config = {
test1: {lhs: 'one\ntwo\nthree', rhs: 'two\nthree'},
test2: {lhs: 'two\nthree', rhs: 'one\ntwo\nthree'},
test3: {lhs: 'one\nthree', rhs: 'one\ntwo\nthree'},
test4: {lhs: 'one\ntwo\nthree', rhs: 'one\nthree'},
test5: {lhs: 'to bee, or not to be', rhs: 'to be, or not to bee'},
test6: {lhs: 'to be, or not to be z', rhs: 'to be, to be'},
test7: {lhs: 'remained, & to assume', rhs: 'and to assume'},
test8: {lhs: 'to be, or not to be', rhs: 'to be, or not to be'}
};
var test = id.split('examples-')[1];
ed.mergely('lhs', test_config[test]['lhs']);
ed.mergely('rhs', test_config[test]['rhs']);
}
return false;
}
menu.wickedmenu(menu_opts).bind('selected', function(ev, id) {
return handle_operation(id);
});
toolbar.wickedtoolbar({}).bind('selected', function(ev, id) {
if (!id) return false;
return handle_operation(id.replace(/^tb-/, ''));
});
toolbar.find('li[title]').tipsy({opacity: 1});
menu.find('li[title]').tipsy({opacity: 1, delayIn: 1000, gravity: 'w'});
function handleShare(ed) {
var fork = $(this).attr('id') == 'fork';
if (key == '') key = ''.random(8);
var count = 0;
function post_save(side, text) {
$.ajax({
type: 'POST', async: true, dataType: 'text',
url: '/ajax/handle_file.php',
data: { 'key': key, 'name': side, 'content': text },
success: function (nkey) {
++count;
if (count == 2) {
var url = '/ajax/handle_save.php?key=' + key;
if (fork) url += '&nkey=' + ''.random(8);
$.ajax({
type: 'GET', async: false, dataType: 'text',
url: url,
success: function (nkey) {
// redirect
if (nkey.length) window.location.href = '/' + $.trim(nkey) + '/';
},
error: function(xhr, ajaxOptions, thrownError){
}
});
}
},
error: function(xhr, ajaxOptions, thrownError){
alert(thrownError);
}
});
}
function save_files() {
var lhs = ed.mergely('get', 'lhs');
var rhs = ed.mergely('get', 'rhs');
post_save('lhs', lhs);
post_save('rhs', rhs);
}
$( '#dialog-confirm' ).dialog({
resizable: false, width: 350, modal: true,
buttons: {
'Save for Sharing': function() {
$( this ).dialog( 'close' );
save_files();
},
Cancel: function() {
$( this ).dialog( 'close' );
}
}
});
}
function crossdomainGET(ed, side, url) {
$.ajax({
type: 'GET', dataType: 'text',
data: {url: url},
url: '/ajax/handle_crossdomain.php',
contentType: 'text/plain',
success: function (response) {
ed.mergely(side, response);
},
error: function(xhr, ajaxOptions, thrownError){
console.error('error', xhr, ajaxOptions, thrownError);
}
});
}
function importFiles(ed) {
// -------------
// file uploader - html5 file upload to browser
function file_load(target, side) {
var file = target.files[0];
var reader = new FileReader();
var $target = $(target);
function trigger(name, event) { $target.trigger(name, event); }
reader.onloadstart = function(evt) { trigger('start'); }
reader.onprogress = function(evt) { trigger('progress', evt); }
reader.onload = function(evt) { trigger('loaded', evt.target.result); }
reader.onerror = function (evt) {
alert(evt.target.error.name);
}
try {
reader.readAsText(file, 'UTF-8');
}
catch (e) {
console.error(e);
alert(e);
}
}
var file_data = {};
$('#file-lhs, #file-rhs').change(function (evt) {
var re = new RegExp('.*[\\\\/](.*)$');
var match = re.exec($(this).val());
var fname = match ? match[1] : 'unknown';
var progressbar = $('#' + evt.target.id + '-progress');
file_load(evt.target);
$(evt.target).bind('start', function(ev){
$(evt.target).css('display', 'none');
progressbar.css('display', 'inline-block');
});
$(evt.target).bind('progress', function(ev, progress){
var loaded = (progress.loaded / progress.total) * 100;
progressbar.find('> .progress-label').text(loaded + '%');
progressbar.progressbar('value', loaded);
});
$(evt.target).bind('loaded', function(ev, file){
progressbar.progressbar('value', 100);
progressbar.find('> .progress-label').text(fname);
file_data[evt.target.id] = file;
});
});
$('#file-lhs-progress').progressbar({value: 0});
$('#file-rhs-progress').progressbar({value: 0});
$('#dialog-upload .tabs').tabs();
function callbackName(data) {
console.log('callbackName', data);
}
$('#dialog-upload').dialog({
dialogClass: 'no-title',
resizable: false,
width: '450px',
modal: true,
buttons: {
Import: function() {
$(this).dialog('close');
var urls = { lhs: $('#url-lhs').val(), rhs: $('#url-rhs').val() };
for (var side in urls) {
var url = urls[side];
if (!url) continue;
crossdomainGET(ed, side, url);
}
if (file_data.hasOwnProperty('file-lhs')) {
ed.mergely('lhs', file_data['file-lhs']);
}
if (file_data.hasOwnProperty('file-rhs')) {
ed.mergely('rhs', file_data['file-rhs']);
}
},
Cancel: function() {
$(this).dialog('close');
}
}
});
}
function colorSettings(ed) {
// get current settings
var sd = $('<span style="display:none" class="mergely ch d lhs start end">C</span>');
var sa = $('<span style="display:none" class="mergely bg a rhs start end">C</span>');
var sc = $('<span style="display:none" class="mergely c rhs start end">C</span>');
$('body').append(sd);
$('body').append(sa);
$('body').append(sc);
var conf = {
'c-border': {id: '#c-border', getColor: function() { return sc.css('border-top-color'); }, setColor: function(color) { $('#'+this.id).val(color) }},
'c-bg': {id: '#c-bg', getColor: function() { return sc.css('background-color'); }, setColor: function(color) { $('#'+this.id).val(color) }},
'a-border': {id: '#a-border', getColor: function() { return sa.css('border-top-color'); }, setColor: function(color) { $('#'+this.id).val(color) }},
'a-bg': {id: '#a-bg', getColor: function() { return sa.css('background-color'); }, setColor: function(color) { $('#'+this.id).val(color) }},
'd-border': {id: '#d-border', getColor: function() { return sd.css('border-top-color'); }, setColor: function(color) { $('#'+this.id).val(color) }},
'd-bg': {id: '#d-bg', getColor: function() { return sd.css('background-color'); }, setColor: function(color) { $('#'+this.id).val(color) }}
};
$.each(conf, function(key, item){$(item.id).val(item.getColor()); });
var f = $.farbtastic('#picker');
$('.colorwell').each(function(){ f.linkTo(this); }).focus(function(){
var tthis = $(this);
f.linkTo(this);
var item = conf[tthis.attr('id')];
f.setColor(item.getColor());
});
$('#dialog-colors').dialog({
width: 490, modal: true,
buttons: {
Apply: function() {
var cborder = $('#c-border').val();
var aborder = $('#a-border').val();
var dborder = $('#d-border').val();
var abg = $('#a-bg').val();
var dbg = $('#d-bg').val();
var cbg = $('#c-bg').val();
var textCss = makeColorCss(cborder, cbg, aborder, abg, dborder, dbg);
applyColorCss(textCss, cborder, cbg, aborder, abg, dborder, dbg, true);
},
Reset: function() {
},
Close: function() {
$(this).dialog('close');
}
}
});
}
function makeColorCss(changeBorder, changeBackground, addedBorder, addedBackground, deletedBorder, deletedBackground) {
var text =
'.mergely.a.rhs.start{border-top-color:' + addedBorder + ';}\n\
.mergely.a.lhs.start.end,\n\
.mergely.a.rhs.end{border-bottom-color:' + addedBorder + ';}\n\
.mergely.a.rhs{background-color:' + addedBackground + ';}\n\
.mergely.d.lhs{background-color:' + deletedBackground + ';}\n\
.mergely.d.lhs.end,\n\
.mergely.d.rhs.start.end{border-bottom-color:' + deletedBorder + ';}\n\
.mergely.d.rhs.start.end.first{border-top-color:' + deletedBorder + ';}\n\
.mergely.d.lhs.start{border-top-color:' + deletedBorder + ';}\n\
.mergely.c.lhs,\n\
.mergely.c.rhs{background-color:' + changeBackground + ';}\n\
.mergely.c.lhs.start,\n\
.mergely.c.rhs.start{border-top-color:' + changeBorder + ';}\n\
.mergely.c.lhs.end,\n\
.mergely.c.rhs.end{border-bottom-color:' + changeBorder + ';}\n\
.mergely.ch.a.rhs{background-color:' + addedBackground + ';}\n\
.mergely.ch.d.lhs{background-color:' + deletedBackground + ';color: #888;}';
return text;
}
function applyParameterCss(saveState) {
var cb = '#' + parameters.get('cb',color_defaults.cb),
cg = '#' + parameters.get('cg',color_defaults.cg),
ab = '#' + parameters.get('ab',color_defaults.ab),
ag = '#' + parameters.get('ag',color_defaults.ag),
db = '#' + parameters.get('db',color_defaults.db),
dg = '#' + parameters.get('dg',color_defaults.dg);
applyColorCss(makeColorCss(cb, cg, ab, ag, db, dg), cb, cg, ab, ag, db, dg, saveState);
}
function applyColorCss(cssText, changeBorder, changeBackground, addedBorder, addedBackground, deletedBorder, deletedBackground, saveState) {
$('<style type="text/css">' + cssText + '</style>').appendTo('head');
ed.mergely('options', {
fgcolor:{a:addedBorder,c:changeBorder,d:deletedBorder}
});
var params = updateQueryStringParam('cb', changeBorder.replace(/#/g, ''), color_defaults.cb);
params = updateQueryStringParam('cg', changeBackground.replace(/#/g, ''), color_defaults.cg, params);
params = updateQueryStringParam('ab', addedBorder.replace(/#/g, ''), color_defaults.ab, params);
params = updateQueryStringParam('ag', addedBackground.replace(/#/g, ''), color_defaults.ag, params);
params = updateQueryStringParam('db', deletedBorder.replace(/#/g, ''), color_defaults.db, params);
params = updateQueryStringParam('dg', deletedBackground.replace(/#/g, ''), color_defaults.dg, params);
if (saveState) {
updateHistory(params);
}
}
function updateHistory(params) {
var baseUrl = [location.protocol, '//', location.host, location.pathname].join('');
window.history.pushState({}, null, baseUrl + params);
}
// Explicitly save/update a url parameter using HTML5's replaceState().
function updateQueryStringParam(key, value, defaultValue, urlQueryString) {
urlQueryString = urlQueryString || document.location.search;
var parts = urlQueryString.replace(/^\?/, '').split(/&/), found = false;
for (var i in parts) {
if (parts[i].startsWith(key + '=')) {
found = true;
if (value === defaultValue) {
// value is default value, remove option
parts.splice(i, 1);
}
else {
// make new value
parts[i] = key + '=' + value;
}
break;
}
else if (parts[i].length === 0) {
parts.splice(i, 1);
break;
}
}
if (!found) {
parts.push(key + '=' + value);
}
return (parts.length) ? '?' + parts.join('&') : '';
}
});