2007 lines
59 KiB
JavaScript
2007 lines
59 KiB
JavaScript
//constant vars
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//settings
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var debug = false;
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var version = '0.3.1';
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var defaultTextHeight = 18;
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var viewportMargin = 20;
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var defaultExtraKeys = {
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"Cmd-S": function () {
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return CodeMirror.PASS
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},
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"Ctrl-S": function () {
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return CodeMirror.PASS
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},
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"Enter": "newlineAndIndentContinueMarkdownList"
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};
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var idleTime = 300000; //5 mins
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var finishChangeDelay = 400;
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var cursorActivityDelay = 50;
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var cursorAnimatePeriod = 100;
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var supportCodeModes = ['javascript', 'htmlmixed', 'htmlembedded', 'css', 'xml', 'clike', 'clojure', 'ruby', 'python', 'shell', 'php', 'sql', 'coffeescript', 'yaml', 'jade', 'lua', 'cmake', 'nginx', 'perl', 'sass', 'r', 'dockerfile'];
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var supportHeaders = [
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{
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text: '# h1',
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search: '#'
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},
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{
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text: '## h2',
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search: '##'
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},
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{
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text: '### h3',
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search: '###'
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},
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{
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text: '#### h4',
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search: '####'
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},
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{
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text: '##### h5',
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search: '#####'
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},
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{
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text: '###### h6',
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search: '######'
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},
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{
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text: '###### tags: `example`',
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search: '###### tags:'
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}
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];
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var supportReferrals = [
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{
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text: '[reference link]',
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search: '[]'
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},
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{
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text: '[reference]: url "title"',
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search: '[]:'
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},
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{
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text: '[^footnote link]',
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search: '[^]'
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},
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{
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text: '[^footnote reference]: url "title"',
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search: '[^]:'
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},
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{
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text: '^[inline footnote]',
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search: '^[]'
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},
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{
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text: '[link text][reference]',
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search: '[][]'
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},
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{
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text: '[link text](url "title")',
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search: '[]()'
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},
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{
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text: '![image text][reference]',
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search: '![][]'
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},
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{
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text: '',
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search: '![]()'
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}
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];
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var supportExternals = [
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{
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text: '{%youtube youtubeid %}',
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search: 'youtube'
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},
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{
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text: '{%vimeo vimeoid %}',
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search: 'vimeo'
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},
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{
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text: '{%gist gistid %}',
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search: 'gist'
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}
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];
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var supportBlockquoteTags = [
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{
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text: '[name tag]',
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search: '[]',
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command: function () {
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return '[name=' + personalInfo.name + ']';
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},
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},
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{
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text: '[time tag]',
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search: '[]',
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command: function () {
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return '[time=' + moment().format('llll') + ']';
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},
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},
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{
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text: '[color tag]',
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search: '[]',
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command: function () {
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return '[color=' + personalInfo.color + ']';
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}
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}
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];
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var modeType = {
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edit: {},
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view: {},
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both: {}
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}
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var statusType = {
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connected: {
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msg: "CONNECTED",
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label: "label-warning",
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fa: "fa-wifi"
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},
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online: {
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msg: "ONLINE",
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label: "label-primary",
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fa: "fa-users"
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},
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offline: {
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msg: "OFFLINE",
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label: "label-danger",
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fa: "fa-plug"
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}
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}
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var defaultMode = modeType.both;
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//global vars
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var loaded = false;
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var needRefresh = false;
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var isDirty = false;
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var editShown = false;
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var visibleXS = false;
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var visibleSM = false;
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var visibleMD = false;
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var visibleLG = false;
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var isTouchDevice = 'ontouchstart' in document.documentElement;
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var currentMode = defaultMode;
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var currentStatus = statusType.offline;
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var lastInfo = {
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needRestore: false,
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cursor: null,
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scroll: null,
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edit: {
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scroll: {
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left: null,
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top: null
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},
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cursor: {
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line: null,
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ch: null
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}
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},
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view: {
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scroll: {
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left: null,
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top: null
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}
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},
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history: null
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};
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var personalInfo = {};
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var onlineUsers = [];
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//editor settings
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var textit = document.getElementById("textit");
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if (!textit) throw new Error("There was no textit area!");
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var editor = CodeMirror.fromTextArea(textit, {
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mode: 'gfm',
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keyMap: "sublime",
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viewportMargin: viewportMargin,
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styleActiveLine: true,
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lineNumbers: true,
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lineWrapping: true,
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showCursorWhenSelecting: true,
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indentUnit: 4,
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indentWithTabs: true,
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continueComments: "Enter",
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theme: "monokai",
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inputStyle: "textarea",
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matchBrackets: true,
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autoCloseBrackets: true,
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matchTags: {
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bothTags: true
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},
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autoCloseTags: true,
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foldGutter: true,
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gutters: ["CodeMirror-linenumbers", "CodeMirror-foldgutter"],
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extraKeys: defaultExtraKeys,
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readOnly: true
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});
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var inlineAttach = inlineAttachment.editors.codemirror4.attach(editor);
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defaultTextHeight = parseInt($(".CodeMirror").css('line-height'));
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//ui vars
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var ui = {
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spinner: $(".ui-spinner"),
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content: $(".ui-content"),
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toolbar: {
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shortStatus: $(".ui-short-status"),
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status: $(".ui-status"),
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new: $(".ui-new"),
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share: $(".ui-share"),
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download: {
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markdown: $(".ui-download-markdown")
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},
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save: {
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dropbox: $(".ui-save-dropbox")
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},
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import: {
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dropbox: $(".ui-import-dropbox"),
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clipboard: $(".ui-import-clipboard")
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},
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mode: $(".ui-mode"),
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edit: $(".ui-edit"),
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view: $(".ui-view"),
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both: $(".ui-both"),
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uploadImage: $(".ui-upload-image")
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},
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infobar: {
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lastchange: $(".ui-lastchange"),
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permission: {
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permission: $(".ui-permission"),
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label: $(".ui-permission-label"),
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freely: $(".ui-permission-freely"),
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editable: $(".ui-permission-editable"),
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locked: $(".ui-permission-locked")
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}
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},
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toc: {
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toc: $('.ui-toc'),
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affix: $('.ui-affix-toc'),
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label: $('.ui-toc-label'),
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dropdown: $('.ui-toc-dropdown')
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},
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area: {
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edit: $(".ui-edit-area"),
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view: $(".ui-view-area"),
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codemirror: $(".ui-edit-area .CodeMirror"),
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markdown: $(".ui-view-area .markdown-body")
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}
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};
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//page actions
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var opts = {
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lines: 11, // The number of lines to draw
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length: 20, // The length of each line
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width: 2, // The line thickness
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radius: 30, // The radius of the inner circle
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corners: 0, // Corner roundness (0..1)
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rotate: 0, // The rotation offset
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direction: 1, // 1: clockwise, -1: counterclockwise
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color: '#000', // #rgb or #rrggbb or array of colors
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speed: 1.1, // Rounds per second
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trail: 60, // Afterglow percentage
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shadow: false, // Whether to render a shadow
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hwaccel: true, // Whether to use hardware acceleration
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className: 'spinner', // The CSS class to assign to the spinner
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zIndex: 2e9, // The z-index (defaults to 2000000000)
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top: '50%', // Top position relative to parent
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left: '50%' // Left position relative to parent
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};
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var spinner = new Spinner(opts).spin(ui.spinner[0]);
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//idle
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var idle = new Idle({
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onAway: idleStateChange,
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onAwayBack: idleStateChange,
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awayTimeout: idleTime
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});
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ui.area.codemirror.on('touchstart', function () {
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idle.onActive();
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});
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function idleStateChange() {
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emitUserStatus();
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updateOnlineStatus();
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}
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function setNeedRefresh() {
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$('#refreshModal').modal('show');
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needRefresh = true;
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editor.setOption('readOnly', true);
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socket.disconnect();
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showStatus(statusType.offline);
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}
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loginStateChangeEvent = setNeedRefresh;
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//visibility
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var wasFocus = false;
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Visibility.change(function (e, state) {
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var hidden = Visibility.hidden();
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if (hidden) {
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if (editorHasFocus()) {
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wasFocus = true;
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editor.getInputField().blur();
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}
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} else {
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if (wasFocus) {
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editor.focus();
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wasFocus = false;
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}
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}
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});
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//when page ready
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$(document).ready(function () {
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idle.checkAway();
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checkResponsive();
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//if in smaller screen, we don't need advanced scrollbar
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var scrollbarStyle;
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if (visibleXS) {
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scrollbarStyle = 'native';
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} else {
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scrollbarStyle = 'overlay';
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}
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if (scrollbarStyle != editor.getOption('scrollbarStyle')) {
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editor.setOption('scrollbarStyle', scrollbarStyle);
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clearMap();
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}
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checkEditorStyle();
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changeMode(currentMode);
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/* we need this only on touch devices */
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if (isTouchDevice) {
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/* cache dom references */
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var $body = jQuery('body');
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/* bind events */
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$(document)
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.on('focus', 'textarea, input', function () {
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$body.addClass('fixfixed');
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})
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.on('blur', 'textarea, input', function () {
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$body.removeClass('fixfixed');
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});
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}
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//showup
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$().showUp('.navbar', {
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upClass: 'navbar-hide',
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downClass: 'navbar-show'
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});
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});
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//when page resize
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var windowResizeDelay = 200;
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var windowResizeTimer = null;
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$(window).resize(function () {
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clearTimeout(windowResizeTimer);
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windowResizeTimer = setTimeout(function () {
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windowResize();
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}, windowResizeDelay);
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});
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//when page unload
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$(window).unload(function () {
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emitUpdate();
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});
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//when page hash change
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window.onhashchange = locationHashChanged;
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function locationHashChanged(e) {
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e.stopPropagation();
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e.preventDefault();
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if (currentMode != modeType.both) {
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return;
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}
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var hashtarget = $("[id$='" + location.hash.substr(1) + "']");
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if (hashtarget.length > 0) {
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var linenumber = hashtarget.attr('data-startline');
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if (linenumber) {
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editor.setOption('viewportMargin', Infinity);
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editor.setOption('viewportMargin', viewportMargin);
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var t = editor.charCoords({
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line: linenumber,
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ch: 0
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}, "local").top;
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editor.scrollTo(null, t - defaultTextHeight * 1.2);
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}
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}
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}
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function windowResize() {
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checkResponsive();
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checkEditorStyle();
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checkTocStyle();
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//refresh editor
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if (loaded) {
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editor.setOption('viewportMargin', Infinity);
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setTimeout(function () {
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clearMap();
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syncScrollToView();
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editor.setOption('viewportMargin', viewportMargin);
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}, windowResizeDelay);
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}
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}
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function editorHasFocus() {
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return $(editor.getInputField()).is(":focus");
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}
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//768-792px have a gap
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function checkResponsive() {
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visibleXS = $(".visible-xs").is(":visible");
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visibleSM = $(".visible-sm").is(":visible");
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visibleMD = $(".visible-md").is(":visible");
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visibleLG = $(".visible-lg").is(":visible");
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if (visibleXS && currentMode == modeType.both)
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if (editorHasFocus())
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changeMode(modeType.edit);
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else
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changeMode(modeType.view);
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emitUserStatus();
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}
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function checkEditorStyle() {
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var scrollbarStyle = editor.getOption('scrollbarStyle');
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if (scrollbarStyle == 'overlay' || currentMode == modeType.both) {
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ui.area.codemirror.css('height', '');
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} else if (scrollbarStyle == 'native') {
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ui.area.codemirror.css('height', 'auto');
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$('.CodeMirror-gutters').css('height', $('.CodeMirror-sizer').height());
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}
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}
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function checkTocStyle() {
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//toc right
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var paddingRight = parseFloat(ui.area.markdown.css('padding-right'));
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var right = ($(window).width() - (ui.area.markdown.offset().left + ui.area.markdown.outerWidth() - paddingRight));
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ui.toc.toc.css('right', right + 'px');
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//affix toc left
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var newbool;
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var rightMargin = (ui.area.markdown.parent().outerWidth() - ui.area.markdown.outerWidth()) / 2;
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//for ipad or wider device
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if (rightMargin >= 133) {
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newbool = true;
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var affixLeftMargin = (ui.toc.affix.outerWidth() - ui.toc.affix.width()) / 2;
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var left = ui.area.markdown.offset().left + ui.area.markdown.outerWidth() - affixLeftMargin;
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ui.toc.affix.css('left', left + 'px');
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} else {
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newbool = false;
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}
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//toc scrollspy
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ui.toc.toc.removeClass('scrollspy-body, scrollspy-view');
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ui.toc.affix.removeClass('scrollspy-body, scrollspy-view');
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if (currentMode != modeType.both && !newbool) {
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ui.toc.toc.addClass('scrollspy-body');
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ui.toc.affix.addClass('scrollspy-body');
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} else {
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ui.toc.toc.addClass('scrollspy-view');
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ui.toc.affix.addClass('scrollspy-body');
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}
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if (newbool != enoughForAffixToc) {
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enoughForAffixToc = newbool;
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generateScrollspy();
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}
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}
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function showStatus(type, num) {
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currentStatus = type;
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var shortStatus = ui.toolbar.shortStatus;
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var status = ui.toolbar.status;
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var label = $('<span class="label"></span>');
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var fa = $('<i class="fa"></i>');
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var msg = "";
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var shortMsg = "";
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shortStatus.html("");
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status.html("");
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switch (currentStatus) {
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case statusType.connected:
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label.addClass(statusType.connected.label);
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fa.addClass(statusType.connected.fa);
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msg = statusType.connected.msg;
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break;
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case statusType.online:
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label.addClass(statusType.online.label);
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fa.addClass(statusType.online.fa);
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shortMsg = num;
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msg = num + " " + statusType.online.msg;
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break;
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case statusType.offline:
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label.addClass(statusType.offline.label);
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fa.addClass(statusType.offline.fa);
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msg = statusType.offline.msg;
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break;
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}
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label.append(fa);
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var shortLabel = label.clone();
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shortLabel.append(" " + shortMsg);
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shortStatus.append(shortLabel);
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label.append(" " + msg);
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status.append(label);
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}
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function toggleMode() {
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switch (currentMode) {
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case modeType.edit:
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changeMode(modeType.view);
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break;
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case modeType.view:
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changeMode(modeType.edit);
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break;
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case modeType.both:
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changeMode(modeType.view);
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break;
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}
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}
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function changeMode(type) {
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saveInfo();
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if (type)
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currentMode = type;
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checkEditorStyle();
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var responsiveClass = "col-lg-6 col-md-6 col-sm-6";
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var scrollClass = "ui-scrollable";
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ui.area.codemirror.removeClass(scrollClass);
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ui.area.edit.removeClass(responsiveClass);
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ui.area.view.removeClass(scrollClass);
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ui.area.view.removeClass(responsiveClass);
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switch (currentMode) {
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case modeType.edit:
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ui.area.edit.show();
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ui.area.view.hide();
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if (!editShown) {
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editor.refresh();
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editShown = true;
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}
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break;
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case modeType.view:
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ui.area.edit.hide();
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ui.area.view.show();
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break;
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case modeType.both:
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ui.area.codemirror.addClass(scrollClass);
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ui.area.edit.addClass(responsiveClass).show();
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ui.area.view.addClass(scrollClass);
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ui.area.view.addClass(responsiveClass).show();
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break;
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}
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if (currentMode != modeType.view && visibleLG) {
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//editor.focus();
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//editor.refresh();
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} else {
|
|
editor.getInputField().blur();
|
|
}
|
|
if (currentMode == modeType.edit || currentMode == modeType.both) {
|
|
ui.toolbar.uploadImage.fadeIn();
|
|
} else {
|
|
ui.toolbar.uploadImage.fadeOut();
|
|
}
|
|
if (currentMode != modeType.edit) {
|
|
$(document.body).css('background-color', 'white');
|
|
updateView();
|
|
} else {
|
|
$(document.body).css('background-color', ui.area.codemirror.css('background-color'));
|
|
}
|
|
restoreInfo();
|
|
|
|
windowResize();
|
|
|
|
ui.toolbar.both.removeClass("active");
|
|
ui.toolbar.edit.removeClass("active");
|
|
ui.toolbar.view.removeClass("active");
|
|
var modeIcon = ui.toolbar.mode.find('i');
|
|
modeIcon.removeClass('fa-toggle-on').removeClass('fa-toggle-off');
|
|
if (ui.area.edit.is(":visible") && ui.area.view.is(":visible")) { //both
|
|
ui.toolbar.both.addClass("active");
|
|
modeIcon.addClass('fa-eye');
|
|
} else if (ui.area.edit.is(":visible")) { //edit
|
|
ui.toolbar.edit.addClass("active");
|
|
modeIcon.addClass('fa-toggle-off');
|
|
} else if (ui.area.view.is(":visible")) { //view
|
|
ui.toolbar.view.addClass("active");
|
|
modeIcon.addClass('fa-toggle-on');
|
|
}
|
|
}
|
|
|
|
//button actions
|
|
var url = window.location.pathname;
|
|
//share
|
|
ui.toolbar.share.attr("href", url + "/share");
|
|
//download
|
|
//markdown
|
|
ui.toolbar.download.markdown.click(function () {
|
|
var filename = renderFilename(ui.area.markdown) + '.md';
|
|
var markdown = editor.getValue();
|
|
var blob = new Blob([markdown], {
|
|
type: "text/markdown;charset=utf-8"
|
|
});
|
|
saveAs(blob, filename);
|
|
});
|
|
//save to dropbox
|
|
ui.toolbar.save.dropbox.click(function () {
|
|
var filename = renderFilename(ui.area.markdown) + '.md';
|
|
var options = {
|
|
files: [
|
|
{
|
|
'url': url + "/download",
|
|
'filename': filename
|
|
}
|
|
]
|
|
};
|
|
Dropbox.save(options);
|
|
});
|
|
//import from dropbox
|
|
ui.toolbar.import.dropbox.click(function () {
|
|
var options = {
|
|
success: function (files) {
|
|
ui.spinner.show();
|
|
var url = files[0].link;
|
|
importFromUrl(url);
|
|
},
|
|
linkType: "direct",
|
|
multiselect: false,
|
|
extensions: ['.md', '.html']
|
|
};
|
|
Dropbox.choose(options);
|
|
});
|
|
//import from clipboard
|
|
ui.toolbar.import.clipboard.click(function () {
|
|
//na
|
|
});
|
|
//upload image
|
|
ui.toolbar.uploadImage.bind('change', function (e) {
|
|
var files = e.target.files || e.dataTransfer.files;
|
|
e.dataTransfer = {};
|
|
e.dataTransfer.files = files;
|
|
inlineAttach.onDrop(e);
|
|
});
|
|
//toc
|
|
ui.toc.dropdown.click(function (e) {
|
|
e.stopPropagation();
|
|
});
|
|
|
|
function scrollToTop() {
|
|
if (currentMode == modeType.both) {
|
|
if (editor.getScrollInfo().top != 0)
|
|
editor.scrollTo(0, 0);
|
|
else
|
|
ui.area.view.animate({
|
|
scrollTop: 0
|
|
}, 100, "linear");
|
|
} else {
|
|
$(document.body).animate({
|
|
scrollTop: 0
|
|
}, 100, "linear");
|
|
}
|
|
}
|
|
|
|
function scrollToBottom() {
|
|
if (currentMode == modeType.both) {
|
|
var scrollInfo = editor.getScrollInfo();
|
|
var scrollHeight = scrollInfo.height;
|
|
if (scrollInfo.top != scrollHeight)
|
|
editor.scrollTo(0, scrollHeight * 2);
|
|
else
|
|
ui.area.view.animate({
|
|
scrollTop: ui.area.view[0].scrollHeight
|
|
}, 100, "linear");
|
|
} else {
|
|
$(document.body).animate({
|
|
scrollTop: $(document.body)[0].scrollHeight
|
|
}, 100, "linear");
|
|
}
|
|
}
|
|
|
|
var enoughForAffixToc = true;
|
|
|
|
//scrollspy
|
|
function generateScrollspy() {
|
|
$(document.body).scrollspy({
|
|
target: '.scrollspy-body'
|
|
});
|
|
ui.area.view.scrollspy({
|
|
target: '.scrollspy-view'
|
|
});
|
|
$(document.body).scrollspy('refresh');
|
|
ui.area.view.scrollspy('refresh');
|
|
if (enoughForAffixToc) {
|
|
ui.toc.toc.hide();
|
|
ui.toc.affix.show();
|
|
} else {
|
|
ui.toc.affix.hide();
|
|
ui.toc.toc.show();
|
|
}
|
|
$(document.body).scroll();
|
|
ui.area.view.scroll();
|
|
}
|
|
|
|
//fix for wrong autofocus
|
|
$('#clipboardModal').on('shown.bs.modal', function () {
|
|
$('#clipboardModal').blur();
|
|
});
|
|
$("#clipboardModalClear").click(function () {
|
|
$("#clipboardModalContent").html('');
|
|
});
|
|
$("#clipboardModalConfirm").click(function () {
|
|
var data = $("#clipboardModalContent").html();
|
|
if (data) {
|
|
parseToEditor(data);
|
|
$('#clipboardModal').modal('hide');
|
|
$("#clipboardModalContent").html('');
|
|
}
|
|
});
|
|
$('#refreshModalRefresh').click(function () {
|
|
location.reload(true);
|
|
});
|
|
|
|
function parseToEditor(data) {
|
|
var parsed = toMarkdown(data);
|
|
if (parsed)
|
|
editor.replaceRange(parsed, {
|
|
line: 0,
|
|
ch: 0
|
|
}, {
|
|
line: editor.lastLine(),
|
|
ch: editor.lastLine().length
|
|
}, '+input');
|
|
}
|
|
|
|
function importFromUrl(url) {
|
|
//console.log(url);
|
|
if (url == null) return;
|
|
if (!isValidURL(url)) {
|
|
alert('Not valid URL :(');
|
|
return;
|
|
}
|
|
$.ajax({
|
|
method: "GET",
|
|
url: url,
|
|
success: function (data) {
|
|
parseToEditor(data);
|
|
},
|
|
error: function () {
|
|
alert('Import failed :(');
|
|
},
|
|
complete: function () {
|
|
ui.spinner.hide();
|
|
}
|
|
});
|
|
}
|
|
|
|
function isValidURL(str) {
|
|
var pattern = new RegExp('^(https?:\\/\\/)?' + // protocol
|
|
'((([a-z\\d]([a-z\\d-]*[a-z\\d])*)\\.)+[a-z]{2,}|' + // domain name
|
|
'((\\d{1,3}\\.){3}\\d{1,3}))' + // OR ip (v4) address
|
|
'(\\:\\d+)?(\\/[-a-z\\d%_.~+]*)*' + // port and path
|
|
'(\\?[;&a-z\\d%_.~+=-]*)?' + // query string
|
|
'(\\#[-a-z\\d_]*)?$', 'i'); // fragment locator
|
|
if (!pattern.test(str)) {
|
|
return false;
|
|
} else {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
//mode
|
|
ui.toolbar.mode.click(function () {
|
|
toggleMode();
|
|
});
|
|
//edit
|
|
ui.toolbar.edit.click(function () {
|
|
changeMode(modeType.edit);
|
|
});
|
|
//view
|
|
ui.toolbar.view.click(function () {
|
|
changeMode(modeType.view);
|
|
});
|
|
//both
|
|
ui.toolbar.both.click(function () {
|
|
changeMode(modeType.both);
|
|
});
|
|
//permission
|
|
//freely
|
|
ui.infobar.permission.freely.click(function () {
|
|
updatePermission("freely");
|
|
});
|
|
//editable
|
|
ui.infobar.permission.editable.click(function () {
|
|
updatePermission("editable");
|
|
});
|
|
//locked
|
|
ui.infobar.permission.locked.click(function () {
|
|
updatePermission("locked");
|
|
});
|
|
|
|
function updatePermission(_permission) {
|
|
if (_permission != permission) {
|
|
socket.emit('permission', _permission);
|
|
}
|
|
}
|
|
|
|
function checkPermission() {
|
|
var label = null;
|
|
var title = null;
|
|
switch (permission) {
|
|
case "freely":
|
|
label = '<i class="fa fa-leaf"></i> Freely';
|
|
title = "Anyone can edit";
|
|
break;
|
|
case "editable":
|
|
label = '<i class="fa fa-pencil"></i> Editable';
|
|
title = "Signed people can edit";
|
|
break;
|
|
case "locked":
|
|
label = '<i class="fa fa-lock"></i> Locked';
|
|
title = "Only owner can edit";
|
|
break;
|
|
}
|
|
if (personalInfo.userid == owner) {
|
|
label += ' <i class="fa fa-caret-down"></i>';
|
|
ui.infobar.permission.label.removeClass('disabled');
|
|
} else {
|
|
ui.infobar.permission.label.addClass('disabled');
|
|
}
|
|
ui.infobar.permission.label.html(label).attr('title', title);
|
|
}
|
|
|
|
//socket.io actions
|
|
var socket = io.connect();
|
|
//overwrite original event for checking login state
|
|
var on = socket.on;
|
|
socket.on = function () {
|
|
if (!checkLoginStateChanged() && !needRefresh)
|
|
on.apply(socket, arguments);
|
|
};
|
|
var emit = socket.emit;
|
|
socket.emit = function () {
|
|
if (!checkLoginStateChanged() && !needRefresh)
|
|
emit.apply(socket, arguments);
|
|
};
|
|
socket.on('info', function (data) {
|
|
console.error(data);
|
|
location.href = "./404.html";
|
|
});
|
|
socket.on('disconnect', function (data) {
|
|
showStatus(statusType.offline);
|
|
if (loaded) {
|
|
saveInfo();
|
|
lastInfo.history = editor.getHistory();
|
|
}
|
|
if (!editor.getOption('readOnly'))
|
|
editor.setOption('readOnly', true);
|
|
});
|
|
socket.on('reconnect', function (data) {
|
|
//sync back any change in offline
|
|
emitUserStatus(true);
|
|
cursorActivity();
|
|
socket.emit('online users');
|
|
});
|
|
socket.on('connect', function (data) {
|
|
personalInfo['id'] = socket.id;
|
|
showStatus(statusType.connected);
|
|
socket.emit('version');
|
|
});
|
|
socket.on('version', function (data) {
|
|
if (data != version)
|
|
setNeedRefresh();
|
|
});
|
|
socket.on('check', function (data) {
|
|
if (data.id == socket.id) {
|
|
lastchangetime = data.updatetime;
|
|
lastchangeui = ui.infobar.lastchange;
|
|
updateLastChange();
|
|
return;
|
|
}
|
|
var currentHash = md5(LZString.compressToUTF16(editor.getValue()));
|
|
var hashMismatch = (currentHash != data.hash);
|
|
if (hashMismatch)
|
|
socket.emit('refresh');
|
|
else {
|
|
lastchangetime = data.updatetime;
|
|
lastchangeui = ui.infobar.lastchange;
|
|
updateLastChange();
|
|
}
|
|
});
|
|
socket.on('permission', function (data) {
|
|
permission = data.permission;
|
|
checkPermission();
|
|
});
|
|
var otk = null;
|
|
var owner = null;
|
|
var permission = null;
|
|
socket.on('refresh', function (data) {
|
|
var currentHash = md5(LZString.compressToUTF16(editor.getValue()));
|
|
var hashMismatch = (currentHash != data.hash);
|
|
saveInfo();
|
|
|
|
otk = data.otk;
|
|
owner = data.owner;
|
|
permission = data.permission;
|
|
|
|
if (hashMismatch) {
|
|
var body = data.body;
|
|
body = LZString.decompressFromUTF16(body);
|
|
if (body)
|
|
editor.setValue(body);
|
|
else
|
|
editor.setValue("");
|
|
}
|
|
|
|
lastchangetime = data.updatetime;
|
|
lastchangeui = ui.infobar.lastchange;
|
|
updateLastChange();
|
|
|
|
if (!loaded) {
|
|
editor.clearHistory();
|
|
ui.spinner.hide();
|
|
ui.content.fadeIn();
|
|
changeMode();
|
|
loaded = true;
|
|
emitUserStatus(); //send first user status
|
|
updateOnlineStatus(); //update first online status
|
|
setTimeout(function () {
|
|
//work around editor not refresh
|
|
editor.refresh();
|
|
//work around cursor not refresh
|
|
for (var i = 0; i < onlineUsers.length; i++) {
|
|
buildCursor(onlineUsers[i]);
|
|
}
|
|
//work around might not scroll to hash
|
|
scrollToHash();
|
|
}, 1);
|
|
} else {
|
|
//if current doc is equal to the doc before disconnect
|
|
if (hashMismatch)
|
|
editor.clearHistory();
|
|
else {
|
|
if (lastInfo.history)
|
|
editor.setHistory(lastInfo.history);
|
|
}
|
|
lastInfo.history = null;
|
|
}
|
|
|
|
if (hashMismatch)
|
|
updateView();
|
|
|
|
if (editor.getOption('readOnly'))
|
|
editor.setOption('readOnly', false);
|
|
|
|
restoreInfo();
|
|
checkPermission();
|
|
});
|
|
|
|
var changeStack = [];
|
|
var changeBusy = false;
|
|
|
|
socket.on('change', function (data) {
|
|
data = LZString.decompressFromUTF16(data);
|
|
data = JSON.parse(data);
|
|
changeStack.push(data);
|
|
if (!changeBusy)
|
|
executeChange();
|
|
});
|
|
|
|
function executeChange() {
|
|
if (changeStack.length > 0) {
|
|
changeBusy = true;
|
|
var data = changeStack.shift();
|
|
if (data.otk != otk) {
|
|
var found = false;
|
|
for (var i = 0, l = changeStack.length; i < l; i++) {
|
|
if (changeStack[i].otk == otk) {
|
|
changeStack.unshift(data);
|
|
data = changeStack[i];
|
|
found = true;
|
|
break;
|
|
}
|
|
}
|
|
if (!found) {
|
|
socket.emit('refresh');
|
|
changeBusy = false;
|
|
return;
|
|
}
|
|
}
|
|
otk = data.nextotk;
|
|
if (data.id == personalInfo.id)
|
|
editor.replaceRange(data.text, data.from, data.to, 'self::' + data.origin);
|
|
else
|
|
editor.replaceRange(data.text, data.from, data.to, "ignoreHistory");
|
|
executeChange();
|
|
} else {
|
|
changeBusy = false;
|
|
}
|
|
}
|
|
|
|
socket.on('online users', function (data) {
|
|
data = LZString.decompressFromUTF16(data);
|
|
data = JSON.parse(data);
|
|
if (debug)
|
|
console.debug(data);
|
|
onlineUsers = data.users;
|
|
updateOnlineStatus();
|
|
$('.other-cursors').children().each(function (key, value) {
|
|
var found = false;
|
|
for (var i = 0; i < data.users.length; i++) {
|
|
var user = data.users[i];
|
|
if ($(this).attr('id') == user.id)
|
|
found = true;
|
|
}
|
|
if (!found)
|
|
$(this).stop(true).fadeOut("normal", function () {
|
|
$(this).remove();
|
|
});
|
|
});
|
|
for (var i = 0; i < data.users.length; i++) {
|
|
var user = data.users[i];
|
|
if (user.id != socket.id)
|
|
buildCursor(user);
|
|
else
|
|
personalInfo = user;
|
|
}
|
|
});
|
|
socket.on('user status', function (data) {
|
|
if (debug)
|
|
console.debug(data);
|
|
for (var i = 0; i < onlineUsers.length; i++) {
|
|
if (onlineUsers[i].id == data.id) {
|
|
onlineUsers[i] = data;
|
|
}
|
|
}
|
|
updateOnlineStatus();
|
|
if (data.id != socket.id)
|
|
buildCursor(data);
|
|
});
|
|
socket.on('cursor focus', function (data) {
|
|
if (debug)
|
|
console.debug(data);
|
|
for (var i = 0; i < onlineUsers.length; i++) {
|
|
if (onlineUsers[i].id == data.id) {
|
|
onlineUsers[i].cursor = data;
|
|
}
|
|
}
|
|
if (data.id != socket.id)
|
|
buildCursor(data);
|
|
//force show
|
|
var cursor = $('#' + data.id);
|
|
if (cursor.length > 0) {
|
|
cursor.stop(true).fadeIn();
|
|
}
|
|
});
|
|
socket.on('cursor activity', function (data) {
|
|
if (debug)
|
|
console.debug(data);
|
|
for (var i = 0; i < onlineUsers.length; i++) {
|
|
if (onlineUsers[i].id == data.id) {
|
|
onlineUsers[i].cursor = data;
|
|
}
|
|
}
|
|
if (data.id != socket.id)
|
|
buildCursor(data);
|
|
});
|
|
socket.on('cursor blur', function (data) {
|
|
if (debug)
|
|
console.debug(data);
|
|
for (var i = 0; i < onlineUsers.length; i++) {
|
|
if (onlineUsers[i].id == data.id) {
|
|
onlineUsers[i].cursor = null;
|
|
}
|
|
}
|
|
if (data.id != socket.id)
|
|
buildCursor(data);
|
|
//force hide
|
|
var cursor = $('#' + data.id);
|
|
if (cursor.length > 0) {
|
|
cursor.stop(true).fadeOut();
|
|
}
|
|
});
|
|
|
|
var options = {
|
|
valueNames: ['id', 'name'],
|
|
item: '<li class="ui-user-item">\
|
|
<span class="id" style="display:none;"></span>\
|
|
<a href="#">\
|
|
<span class="pull-left"><i class="fa fa-square ui-user-icon"></i></span><span class="ui-user-name name"></span><span class="pull-right"><i class="fa fa-circle ui-user-status"></i></span>\
|
|
</a>\
|
|
</li>'
|
|
};
|
|
var onlineUserList = new List('online-user-list', options);
|
|
var shortOnlineUserList = new List('short-online-user-list', options);
|
|
|
|
function updateOnlineStatus() {
|
|
if (!loaded || !socket.connected) return;
|
|
var _onlineUsers = deduplicateOnlineUsers(onlineUsers);
|
|
showStatus(statusType.online, _onlineUsers.length);
|
|
var items = onlineUserList.items;
|
|
//update or remove current list items
|
|
for (var i = 0; i < items.length; i++) {
|
|
var found = false;
|
|
var foundindex = null;
|
|
for (var j = 0; j < _onlineUsers.length; j++) {
|
|
if (items[i].values().id == _onlineUsers[j].id) {
|
|
foundindex = j;
|
|
found = true;
|
|
break;
|
|
}
|
|
}
|
|
var id = items[i].values().id;
|
|
if (found) {
|
|
onlineUserList.get('id', id)[0].values(_onlineUsers[foundindex]);
|
|
shortOnlineUserList.get('id', id)[0].values(_onlineUsers[foundindex]);
|
|
} else {
|
|
onlineUserList.remove('id', id);
|
|
shortOnlineUserList.remove('id', id);
|
|
}
|
|
}
|
|
//add not in list items
|
|
for (var i = 0; i < _onlineUsers.length; i++) {
|
|
var found = false;
|
|
for (var j = 0; j < items.length; j++) {
|
|
if (items[j].values().id == _onlineUsers[i].id) {
|
|
found = true;
|
|
break;
|
|
}
|
|
}
|
|
if (!found) {
|
|
onlineUserList.add(_onlineUsers[i]);
|
|
shortOnlineUserList.add(_onlineUsers[i]);
|
|
}
|
|
}
|
|
//sorting
|
|
sortOnlineUserList(onlineUserList);
|
|
sortOnlineUserList(shortOnlineUserList);
|
|
//render list items
|
|
renderUserStatusList(onlineUserList);
|
|
renderUserStatusList(shortOnlineUserList);
|
|
}
|
|
|
|
function sortOnlineUserList(list) {
|
|
//sort order by isSelf, login state, idle state, alphabet name, color brightness
|
|
list.sort('', {
|
|
sortFunction: function (a, b) {
|
|
var usera = a.values();
|
|
var userb = b.values();
|
|
var useraIsSelf = (usera.id == personalInfo.id || (usera.login && usera.userid == personalInfo.userid));
|
|
var userbIsSelf = (userb.id == personalInfo.id || (userb.login && userb.userid == personalInfo.userid));
|
|
if (useraIsSelf && !userbIsSelf) {
|
|
return -1;
|
|
} else if (!useraIsSelf && userbIsSelf) {
|
|
return 1;
|
|
} else {
|
|
if (usera.login && !userb.login)
|
|
return -1;
|
|
else if (!usera.login && userb.login)
|
|
return 1;
|
|
else {
|
|
if (!usera.idle && userb.idle)
|
|
return -1;
|
|
else if (usera.idle && !userb.idle)
|
|
return 1;
|
|
else {
|
|
if (usera.name.toLowerCase() < userb.name.toLowerCase()) {
|
|
return -1;
|
|
} else if (usera.name.toLowerCase() > userb.name.toLowerCase()) {
|
|
return 1;
|
|
} else {
|
|
if (usera.color.toLowerCase() < userb.color.toLowerCase())
|
|
return -1;
|
|
else if (usera.color.toLowerCase() > userb.color.toLowerCase())
|
|
return 1;
|
|
else
|
|
return 0;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
function renderUserStatusList(list) {
|
|
var items = list.items;
|
|
for (var j = 0; j < items.length; j++) {
|
|
var item = items[j];
|
|
var userstatus = $(item.elm).find('.ui-user-status');
|
|
var usericon = $(item.elm).find('.ui-user-icon');
|
|
usericon.css('color', item.values().color);
|
|
userstatus.removeClass('ui-user-status-offline ui-user-status-online ui-user-status-idle');
|
|
if (item.values().idle)
|
|
userstatus.addClass('ui-user-status-idle');
|
|
else
|
|
userstatus.addClass('ui-user-status-online');
|
|
}
|
|
}
|
|
|
|
function deduplicateOnlineUsers(list) {
|
|
var _onlineUsers = [];
|
|
for (var i = 0; i < list.length; i++) {
|
|
var user = $.extend({}, list[i]);
|
|
if (!user.userid)
|
|
_onlineUsers.push(user);
|
|
else {
|
|
var found = false;
|
|
for (var j = 0; j < _onlineUsers.length; j++) {
|
|
if (_onlineUsers[j].userid == user.userid) {
|
|
//keep self color when login
|
|
if (user.id == personalInfo.id) {
|
|
_onlineUsers[j].color = user.color;
|
|
}
|
|
//keep idle state if any of self client not idle
|
|
if (!user.idle) {
|
|
_onlineUsers[j].idle = user.idle;
|
|
}
|
|
found = true;
|
|
break;
|
|
}
|
|
}
|
|
if (!found)
|
|
_onlineUsers.push(user);
|
|
}
|
|
}
|
|
return _onlineUsers;
|
|
}
|
|
|
|
var userStatusCache = null;
|
|
|
|
function emitUserStatus(force) {
|
|
if (!loaded) return;
|
|
var type = null;
|
|
if (visibleXS)
|
|
type = 'xs';
|
|
else if (visibleSM)
|
|
type = 'sm';
|
|
else if (visibleMD)
|
|
type = 'md';
|
|
else if (visibleLG)
|
|
type = 'lg';
|
|
|
|
personalInfo['idle'] = idle.isAway;
|
|
personalInfo['type'] = type;
|
|
|
|
for (var i = 0; i < onlineUsers.length; i++) {
|
|
if (onlineUsers[i].id == personalInfo.id) {
|
|
onlineUsers[i] = personalInfo;
|
|
}
|
|
}
|
|
|
|
var userStatus = {
|
|
idle: idle.isAway,
|
|
type: type
|
|
};
|
|
|
|
if (force || JSON.stringify(userStatus) != JSON.stringify(userStatusCache)) {
|
|
socket.emit('user status', userStatus);
|
|
userStatusCache = userStatus;
|
|
}
|
|
}
|
|
|
|
function checkCursorTag(coord, ele) {
|
|
var curosrtagMargin = 60;
|
|
var viewport = editor.getViewport();
|
|
var viewportHeight = (viewport.to - viewport.from) * editor.defaultTextHeight();
|
|
var editorWidth = ui.area.codemirror.width();
|
|
var editorHeight = ui.area.codemirror.height();
|
|
var width = ele.width();
|
|
var height = ele.height();
|
|
var left = coord.left;
|
|
var top = coord.top;
|
|
var offsetLeft = -3;
|
|
var offsetTop = defaultTextHeight;
|
|
if (width > 0 && height > 0) {
|
|
if (left + width + offsetLeft > editorWidth - curosrtagMargin) {
|
|
offsetLeft = -(width + 10);
|
|
}
|
|
if (top + height + offsetTop > Math.max(viewportHeight, editorHeight) + curosrtagMargin && top - height > curosrtagMargin) {
|
|
offsetTop = -(height);
|
|
}
|
|
}
|
|
ele[0].style.left = offsetLeft + 'px';
|
|
ele[0].style.top = offsetTop + 'px';
|
|
}
|
|
|
|
function buildCursor(user) {
|
|
if (!user.cursor) return;
|
|
var coord = editor.charCoords(user.cursor, 'windows');
|
|
coord.left = coord.left < 4 ? 4 : coord.left;
|
|
coord.top = coord.top < 0 ? 0 : coord.top;
|
|
var iconClass = 'fa-user';
|
|
switch (user.type) {
|
|
case 'xs':
|
|
iconClass = 'fa-mobile';
|
|
break;
|
|
case 'sm':
|
|
iconClass = 'fa-tablet';
|
|
break;
|
|
case 'md':
|
|
iconClass = 'fa-desktop';
|
|
break;
|
|
case 'lg':
|
|
iconClass = 'fa-desktop';
|
|
break;
|
|
}
|
|
if ($('.other-cursors').length <= 0) {
|
|
$("<div class='other-cursors'>").insertAfter('.CodeMirror-cursors');
|
|
}
|
|
if ($('#' + user.id).length <= 0) {
|
|
var cursor = $('<div id="' + user.id + '" class="other-cursor" style="display:none;"></div>');
|
|
cursor.attr('data-line', user.cursor.line);
|
|
cursor.attr('data-ch', user.cursor.ch);
|
|
cursor.attr('data-offset-left', 0);
|
|
cursor.attr('data-offset-top', 0);
|
|
|
|
var cursorbar = $('<div class="cursorbar"> </div>');
|
|
cursorbar[0].style.height = defaultTextHeight + 'px';
|
|
cursorbar[0].style.borderLeft = '2px solid ' + user.color;
|
|
|
|
var icon = '<i class="fa ' + iconClass + '"></i>';
|
|
|
|
var cursortag = $('<div class="cursortag">' + icon + ' <span class="name">' + user.name + '</span></div>');
|
|
//cursortag[0].style.background = color;
|
|
cursortag[0].style.color = user.color;
|
|
|
|
cursor.attr('data-mode', 'state');
|
|
cursor.hover(
|
|
function () {
|
|
if (cursor.attr('data-mode') == 'hover')
|
|
cursortag.stop(true).fadeIn("fast");
|
|
},
|
|
function () {
|
|
if (cursor.attr('data-mode') == 'hover')
|
|
cursortag.stop(true).fadeOut("fast");
|
|
});
|
|
|
|
function switchMode(ele) {
|
|
if (ele.attr('data-mode') == 'state')
|
|
ele.attr('data-mode', 'hover');
|
|
else if (ele.attr('data-mode') == 'hover')
|
|
ele.attr('data-mode', 'state');
|
|
}
|
|
|
|
function switchTag(ele) {
|
|
if (ele.css('display') === 'none')
|
|
ele.stop(true).fadeIn("fast");
|
|
else
|
|
ele.stop(true).fadeOut("fast");
|
|
}
|
|
var hideCursorTagDelay = 2000;
|
|
var hideCursorTagTimer = null;
|
|
|
|
function hideCursorTag() {
|
|
if (cursor.attr('data-mode') == 'hover')
|
|
cursortag.fadeOut("fast");
|
|
}
|
|
cursor.on('touchstart', function (e) {
|
|
var display = cursortag.css('display');
|
|
cursortag.stop(true).fadeIn("fast");
|
|
clearTimeout(hideCursorTagTimer);
|
|
hideCursorTagTimer = setTimeout(hideCursorTag, hideCursorTagDelay);
|
|
if (display === 'none') {
|
|
e.preventDefault();
|
|
e.stopPropagation();
|
|
}
|
|
});
|
|
cursortag.on('mousedown touchstart', function (e) {
|
|
if (cursor.attr('data-mode') == 'state')
|
|
switchTag(cursortag);
|
|
switchMode(cursor);
|
|
e.preventDefault();
|
|
e.stopPropagation();
|
|
});
|
|
|
|
cursor.append(cursorbar);
|
|
cursor.append(cursortag);
|
|
|
|
cursor[0].style.left = coord.left + 'px';
|
|
cursor[0].style.top = coord.top + 'px';
|
|
$('.other-cursors').append(cursor);
|
|
|
|
if (!user.idle)
|
|
cursor.stop(true).fadeIn();
|
|
|
|
checkCursorTag(coord, cursortag);
|
|
} else {
|
|
var cursor = $('#' + user.id);
|
|
cursor.attr('data-line', user.cursor.line);
|
|
cursor.attr('data-ch', user.cursor.ch);
|
|
|
|
var cursorbar = cursor.find('.cursorbar');
|
|
cursorbar[0].style.height = defaultTextHeight + 'px';
|
|
cursorbar[0].style.borderLeft = '2px solid ' + user.color;
|
|
|
|
var cursortag = cursor.find('.cursortag');
|
|
cursortag.find('i').removeClass().addClass('fa').addClass(iconClass);
|
|
cursortag.find(".name").text(user.name);
|
|
|
|
if (cursor.css('display') === 'none') {
|
|
cursor[0].style.left = coord.left + 'px';
|
|
cursor[0].style.top = coord.top + 'px';
|
|
} else {
|
|
cursor.animate({
|
|
"left": coord.left,
|
|
"top": coord.top
|
|
}, {
|
|
duration: cursorAnimatePeriod,
|
|
queue: false
|
|
});
|
|
}
|
|
|
|
if (user.idle && cursor.css('display') !== 'none')
|
|
cursor.stop(true).fadeOut();
|
|
else if (!user.idle && cursor.css('display') === 'none')
|
|
cursor.stop(true).fadeIn();
|
|
|
|
checkCursorTag(coord, cursortag);
|
|
}
|
|
}
|
|
|
|
//editor actions
|
|
editor.on('beforeChange', function (cm, change) {
|
|
if (debug)
|
|
console.debug(change);
|
|
var self = change.origin.split('self::');
|
|
if (self.length == 2) {
|
|
change.origin = self[1];
|
|
self = true;
|
|
} else {
|
|
self = false;
|
|
}
|
|
if (self) {
|
|
change.canceled = true;
|
|
} else {
|
|
var isIgnoreEmitEvent = (ignoreEmitEvents.indexOf(change.origin) != -1);
|
|
if (!isIgnoreEmitEvent) {
|
|
switch (permission) {
|
|
case "freely":
|
|
//na
|
|
break;
|
|
case "editable":
|
|
if (!personalInfo.login) {
|
|
change.canceled = true;
|
|
$('.signin-modal').modal('show');
|
|
}
|
|
break;
|
|
case "locked":
|
|
if (personalInfo.userid != owner) {
|
|
change.canceled = true;
|
|
$('.locked-modal').modal('show');
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
});
|
|
|
|
var ignoreEmitEvents = ['setValue', 'ignoreHistory'];
|
|
editor.on('change', function (i, op) {
|
|
if (debug)
|
|
console.debug(op);
|
|
var isIgnoreEmitEvent = (ignoreEmitEvents.indexOf(op.origin) != -1);
|
|
if (!isIgnoreEmitEvent) {
|
|
var out = {
|
|
text: op.text,
|
|
from: op.from,
|
|
to: op.to,
|
|
origin: op.origin
|
|
};
|
|
socket.emit('change', LZString.compressToUTF16(JSON.stringify(out)));
|
|
}
|
|
isDirty = true;
|
|
clearTimeout(finishChangeTimer);
|
|
finishChangeTimer = setTimeout(function () {
|
|
if (!isIgnoreEmitEvent)
|
|
finishChange(true);
|
|
else
|
|
finishChange(false);
|
|
}, finishChangeDelay);
|
|
});
|
|
editor.on('focus', function (cm) {
|
|
for (var i = 0; i < onlineUsers.length; i++) {
|
|
if (onlineUsers[i].id == personalInfo.id) {
|
|
onlineUsers[i].cursor = editor.getCursor();
|
|
}
|
|
}
|
|
personalInfo['cursor'] = editor.getCursor();
|
|
socket.emit('cursor focus', editor.getCursor());
|
|
});
|
|
var cursorActivityTimer = null;
|
|
editor.on('cursorActivity', function (cm) {
|
|
clearTimeout(cursorActivityTimer);
|
|
cursorActivityTimer = setTimeout(cursorActivity, cursorActivityDelay);
|
|
});
|
|
|
|
function cursorActivity() {
|
|
if (editorHasFocus() && !Visibility.hidden()) {
|
|
for (var i = 0; i < onlineUsers.length; i++) {
|
|
if (onlineUsers[i].id == personalInfo.id) {
|
|
onlineUsers[i].cursor = editor.getCursor();
|
|
}
|
|
}
|
|
personalInfo['cursor'] = editor.getCursor();
|
|
socket.emit('cursor activity', editor.getCursor());
|
|
}
|
|
}
|
|
editor.on('blur', function (cm) {
|
|
for (var i = 0; i < onlineUsers.length; i++) {
|
|
if (onlineUsers[i].id == personalInfo.id) {
|
|
onlineUsers[i].cursor = null;
|
|
}
|
|
}
|
|
personalInfo['cursor'] = null;
|
|
socket.emit('cursor blur');
|
|
});
|
|
|
|
function saveInfo() {
|
|
var scrollbarStyle = editor.getOption('scrollbarStyle');
|
|
var left = $(document.body).scrollLeft();
|
|
var top = $(document.body).scrollTop();
|
|
switch (currentMode) {
|
|
case modeType.edit:
|
|
if (scrollbarStyle == 'native') {
|
|
lastInfo.edit.scroll.left = left;
|
|
lastInfo.edit.scroll.top = top;
|
|
} else {
|
|
lastInfo.edit.scroll = editor.getScrollInfo();
|
|
}
|
|
break;
|
|
case modeType.view:
|
|
lastInfo.view.scroll.left = left;
|
|
lastInfo.view.scroll.top = top;
|
|
break;
|
|
case modeType.both:
|
|
lastInfo.edit.scroll = editor.getScrollInfo();
|
|
lastInfo.view.scroll.left = ui.area.view.scrollLeft();
|
|
lastInfo.view.scroll.top = ui.area.view.scrollTop();
|
|
break;
|
|
}
|
|
lastInfo.edit.cursor = editor.getCursor();
|
|
lastInfo.needRestore = true;
|
|
}
|
|
|
|
function restoreInfo() {
|
|
var scrollbarStyle = editor.getOption('scrollbarStyle');
|
|
if (lastInfo.needRestore) {
|
|
var line = lastInfo.edit.cursor.line;
|
|
var ch = lastInfo.edit.cursor.ch;
|
|
editor.setCursor(line, ch);
|
|
|
|
switch (currentMode) {
|
|
case modeType.edit:
|
|
if (scrollbarStyle == 'native') {
|
|
$(document.body).scrollLeft(lastInfo.edit.scroll.left);
|
|
$(document.body).scrollTop(lastInfo.edit.scroll.top);
|
|
} else {
|
|
var left = lastInfo.edit.scroll.left;
|
|
var top = lastInfo.edit.scroll.top;
|
|
editor.scrollIntoView();
|
|
editor.scrollTo(left, top);
|
|
}
|
|
break;
|
|
case modeType.view:
|
|
$(document.body).scrollLeft(lastInfo.view.scroll.left);
|
|
$(document.body).scrollTop(lastInfo.view.scroll.top);
|
|
break;
|
|
case modeType.both:
|
|
var left = lastInfo.edit.scroll.left;
|
|
var top = lastInfo.edit.scroll.top;
|
|
editor.scrollIntoView();
|
|
editor.scrollTo(left, top);
|
|
ui.area.view.scrollLeft(lastInfo.view.scroll.left);
|
|
ui.area.view.scrollTop(lastInfo.view.scroll.top);
|
|
break;
|
|
}
|
|
|
|
lastInfo.needRestore = false;
|
|
}
|
|
}
|
|
|
|
//view actions
|
|
var finishChangeTimer = null;
|
|
|
|
function finishChange(emit) {
|
|
if (emit)
|
|
emitUpdate();
|
|
updateView();
|
|
}
|
|
|
|
function emitUpdate() {
|
|
var value = editor.getValue();
|
|
socket.emit('update', LZString.compressToUTF16(value));
|
|
}
|
|
|
|
var lastResult = null;
|
|
|
|
function updateView() {
|
|
if (currentMode == modeType.edit || !isDirty) return;
|
|
var value = editor.getValue();
|
|
var result = postProcess(md.render(value)).children().toArray();
|
|
//ui.area.markdown.html(result);
|
|
//finishView(ui.area.markdown);
|
|
partialUpdate(result, lastResult, ui.area.markdown.children().toArray());
|
|
if (result && lastResult && result.length != lastResult.length)
|
|
updateDataAttrs(result, ui.area.markdown.children().toArray());
|
|
lastResult = $(result).clone();
|
|
finishView(ui.area.view);
|
|
autoLinkify(ui.area.view);
|
|
generateToc('toc');
|
|
generateToc('toc-affix');
|
|
generateScrollspy();
|
|
smoothHashScroll();
|
|
writeHistory(ui.area.markdown);
|
|
isDirty = false;
|
|
clearMap();
|
|
buildMap();
|
|
}
|
|
|
|
function updateDataAttrs(src, des) {
|
|
//sync data attr startline and endline
|
|
for (var i = 0; i < src.length; i++) {
|
|
copyAttribute(src[i], des[i], 'data-startline');
|
|
copyAttribute(src[i], des[i], 'data-endline');
|
|
}
|
|
}
|
|
|
|
function partialUpdate(src, tar, des) {
|
|
if (!src || src.length == 0 || !tar || tar.length == 0 || !des || des.length == 0) {
|
|
ui.area.markdown.html(src);
|
|
return;
|
|
}
|
|
if (src.length == tar.length) { //same length
|
|
for (var i = 0; i < src.length; i++) {
|
|
copyAttribute(src[i], des[i], 'data-startline');
|
|
copyAttribute(src[i], des[i], 'data-endline');
|
|
var rawSrc = cloneAndRemoveDataAttr(src[i]);
|
|
var rawTar = cloneAndRemoveDataAttr(tar[i]);
|
|
if (rawSrc.outerHTML != rawTar.outerHTML) {
|
|
//console.log(rawSrc);
|
|
//console.log(rawTar);
|
|
$(des[i]).replaceWith(src[i]);
|
|
}
|
|
}
|
|
} else { //diff length
|
|
var start = 0;
|
|
var end = 0;
|
|
//find diff start position
|
|
for (var i = 0; i < tar.length; i++) {
|
|
//copyAttribute(src[i], des[i], 'data-startline');
|
|
//copyAttribute(src[i], des[i], 'data-endline');
|
|
var rawSrc = cloneAndRemoveDataAttr(src[i]);
|
|
var rawTar = cloneAndRemoveDataAttr(tar[i]);
|
|
if (!rawSrc || !rawTar || rawSrc.outerHTML != rawTar.outerHTML) {
|
|
start = i;
|
|
break;
|
|
}
|
|
}
|
|
//find diff end position
|
|
var srcEnd = 0;
|
|
var tarEnd = 0;
|
|
for (var i = 0; i < src.length; i++) {
|
|
//copyAttribute(src[i], des[i], 'data-startline');
|
|
//copyAttribute(src[i], des[i], 'data-endline');
|
|
var rawSrc = cloneAndRemoveDataAttr(src[i]);
|
|
var rawTar = cloneAndRemoveDataAttr(tar[i]);
|
|
if (!rawSrc || !rawTar || rawSrc.outerHTML != rawTar.outerHTML) {
|
|
start = i;
|
|
break;
|
|
}
|
|
}
|
|
//tar end
|
|
for (var i = 1; i <= tar.length + 1; i++) {
|
|
var srcLength = src.length;
|
|
var tarLength = tar.length;
|
|
//copyAttribute(src[srcLength - i], des[srcLength - i], 'data-startline');
|
|
//copyAttribute(src[srcLength - i], des[srcLength - i], 'data-endline');
|
|
var rawSrc = cloneAndRemoveDataAttr(src[srcLength - i]);
|
|
var rawTar = cloneAndRemoveDataAttr(tar[tarLength - i]);
|
|
if (!rawSrc || !rawTar || rawSrc.outerHTML != rawTar.outerHTML) {
|
|
tarEnd = tar.length - i;
|
|
break;
|
|
}
|
|
}
|
|
//src end
|
|
for (var i = 1; i <= src.length + 1; i++) {
|
|
var srcLength = src.length;
|
|
var tarLength = tar.length;
|
|
//copyAttribute(src[srcLength - i], des[srcLength - i], 'data-startline');
|
|
//copyAttribute(src[srcLength - i], des[srcLength - i], 'data-endline');
|
|
var rawSrc = cloneAndRemoveDataAttr(src[srcLength - i]);
|
|
var rawTar = cloneAndRemoveDataAttr(tar[tarLength - i]);
|
|
if (!rawSrc || !rawTar || rawSrc.outerHTML != rawTar.outerHTML) {
|
|
srcEnd = src.length - i;
|
|
break;
|
|
}
|
|
}
|
|
//check if tar end overlap tar start
|
|
var overlap = 0;
|
|
for (var i = start; i >= 0; i--) {
|
|
var rawTarStart = cloneAndRemoveDataAttr(tar[i - 1]);
|
|
var rawTarEnd = cloneAndRemoveDataAttr(tar[tarEnd + 1 + start - i]);
|
|
if (rawTarStart && rawTarEnd && rawTarStart.outerHTML == rawTarEnd.outerHTML)
|
|
overlap++;
|
|
else
|
|
break;
|
|
}
|
|
if (debug)
|
|
console.log('overlap:' + overlap);
|
|
//show diff content
|
|
if (debug) {
|
|
console.log('start:' + start);
|
|
console.log('tarEnd:' + tarEnd);
|
|
console.log('srcEnd:' + srcEnd);
|
|
}
|
|
tarEnd += overlap;
|
|
srcEnd += overlap;
|
|
var repeatAdd = (start - srcEnd) < (start - tarEnd);
|
|
var repeatDiff = Math.abs(srcEnd - tarEnd) - 1;
|
|
//push new elements
|
|
var newElements = [];
|
|
if (srcEnd >= start) {
|
|
for (var j = start; j <= srcEnd; j++) {
|
|
if (!src[j]) continue;
|
|
newElements.push(src[j].outerHTML);
|
|
}
|
|
} else if (repeatAdd) {
|
|
for (var j = srcEnd - repeatDiff; j <= srcEnd; j++) {
|
|
if (!des[j]) continue;
|
|
newElements.push(des[j].outerHTML);
|
|
}
|
|
}
|
|
//push remove elements
|
|
var removeElements = [];
|
|
if (tarEnd >= start) {
|
|
for (var j = start; j <= tarEnd; j++) {
|
|
if (!des[j]) continue;
|
|
removeElements.push(des[j]);
|
|
}
|
|
} else if (!repeatAdd) {
|
|
for (var j = start; j <= start + repeatDiff; j++) {
|
|
if (!des[j]) continue;
|
|
removeElements.push(des[j]);
|
|
}
|
|
}
|
|
//add elements
|
|
if (debug) {
|
|
console.log('ADD ELEMENTS');
|
|
console.log(newElements.join('\n'));
|
|
}
|
|
if (des[start])
|
|
$(newElements.join('')).insertBefore(des[start]);
|
|
else
|
|
$(newElements.join('')).insertAfter(des[start - 1]);
|
|
//remove elements
|
|
if (debug)
|
|
console.log('REMOVE ELEMENTS');
|
|
for (var j = 0; j < removeElements.length; j++) {
|
|
if (debug) {
|
|
console.log(removeElements[j].outerHTML);
|
|
}
|
|
if (removeElements[j])
|
|
removeElements[j].remove();
|
|
}
|
|
}
|
|
}
|
|
|
|
function cloneAndRemoveDataAttr(el) {
|
|
if (!el) return;
|
|
var rawEl = $(el).clone()[0];
|
|
rawEl.removeAttribute('data-startline');
|
|
rawEl.removeAttribute('data-endline');
|
|
return rawEl;
|
|
}
|
|
|
|
function copyAttribute(src, des, attr) {
|
|
if (src && src.getAttribute(attr) && des)
|
|
des.setAttribute(attr, src.getAttribute(attr));
|
|
}
|
|
|
|
if ($('.cursor-menu').length <= 0) {
|
|
$("<div class='cursor-menu'>").insertAfter('.CodeMirror-cursors');
|
|
}
|
|
|
|
var upSideDown = false;
|
|
var menuMargin = 60;
|
|
|
|
function checkCursorMenu() {
|
|
var dropdown = $('.cursor-menu .dropdown-menu');
|
|
var cursor = editor.getCursor();
|
|
var scrollInfo = editor.getScrollInfo();
|
|
if (!dropdown.hasClass('other-cursor'))
|
|
dropdown.addClass('other-cursor');
|
|
dropdown.attr('data-line', cursor.line);
|
|
dropdown.attr('data-ch', cursor.ch);
|
|
var coord = editor.charCoords({
|
|
line: cursor.line,
|
|
ch: cursor.ch
|
|
}, 'windows');
|
|
var viewport = editor.getViewport();
|
|
var viewportHeight = (viewport.to - viewport.from) * editor.defaultTextHeight();
|
|
var editorWidth = ui.area.codemirror.width();
|
|
var editorHeight = ui.area.codemirror.height();
|
|
var width = dropdown.width();
|
|
var height = dropdown.height();
|
|
var left = coord.left;
|
|
var top = coord.top;
|
|
var offsetLeft = 0;
|
|
var offsetTop = defaultTextHeight;
|
|
if (left + width + offsetLeft > editorWidth - menuMargin)
|
|
offsetLeft = -(left + width - editorWidth + menuMargin);
|
|
if (top + height + offsetTop > Math.max(viewportHeight, editorHeight) + menuMargin && top - height > menuMargin) {
|
|
offsetTop = -(height + defaultTextHeight);
|
|
upSideDown = true;
|
|
} else {
|
|
upSideDown = false;
|
|
}
|
|
dropdown.attr('data-offset-left', offsetLeft);
|
|
dropdown.attr('data-offset-top', offsetTop);
|
|
dropdown[0].style.left = left + offsetLeft + 'px';
|
|
dropdown[0].style.top = top + offsetTop + 'px';
|
|
}
|
|
|
|
var isInCode = false;
|
|
|
|
function check(text) {
|
|
var cursor = editor.getCursor();
|
|
text = [];
|
|
for (var i = 0; i < cursor.line; i++)
|
|
text.push(editor.getLine(i));
|
|
text = text.join('\n') + '\n' + editor.getLine(cursor.line).slice(0, cursor.ch);
|
|
//console.log(text);
|
|
var match;
|
|
match = text.match(/`{3,}/g);
|
|
if (match && match.length % 2) {
|
|
isInCode = true;
|
|
} else {
|
|
match = text.match(/`/g);
|
|
if (match && match.length % 2) {
|
|
isInCode = true;
|
|
} else {
|
|
isInCode = false;
|
|
}
|
|
}
|
|
}
|
|
|
|
$(editor.getInputField())
|
|
.textcomplete([
|
|
{ // emoji strategy
|
|
match: /(?:^|\n|)\B:([\-+\w]*)$/,
|
|
search: function (term, callback) {
|
|
callback($.map(emojify.emojiNames, function (emoji) {
|
|
return emoji.indexOf(term) === 0 ? emoji : null;
|
|
}));
|
|
checkCursorMenu();
|
|
},
|
|
template: function (value) {
|
|
return '<img class="emoji" src="/vendor/emojify/images/' + value + '.png"></img> ' + value;
|
|
},
|
|
replace: function (value) {
|
|
return ':' + value + ':';
|
|
},
|
|
index: 1,
|
|
context: function (text) {
|
|
check(text);
|
|
return !isInCode;
|
|
}
|
|
},
|
|
{ // Code block language strategy
|
|
langs: supportCodeModes,
|
|
match: /(^|\n)```(\w*)$/,
|
|
search: function (term, callback) {
|
|
callback($.map(this.langs, function (lang) {
|
|
return lang.indexOf(term) === 0 ? lang : null;
|
|
}));
|
|
checkCursorMenu();
|
|
},
|
|
replace: function (lang) {
|
|
return '$1```' + lang + '=\n\n```';
|
|
},
|
|
done: function () {
|
|
editor.doc.cm.execCommand("goLineUp");
|
|
},
|
|
context: function () {
|
|
return isInCode;
|
|
}
|
|
},
|
|
{ //header
|
|
match: /(?:^|\n)(\s{0,3})(#{1,6}\w*)$/,
|
|
search: function (term, callback) {
|
|
callback($.map(supportHeaders, function (header) {
|
|
return header.search.indexOf(term) === 0 ? header.text : null;
|
|
}));
|
|
checkCursorMenu();
|
|
},
|
|
replace: function (value) {
|
|
return '$1' + value;
|
|
},
|
|
context: function (text) {
|
|
return !isInCode;
|
|
}
|
|
},
|
|
{ //blockquote personal info & general info
|
|
match: /(?:^|\n|\s)(\>.*)(\[\])(\w*)$/,
|
|
search: function (term, callback) {
|
|
var list = [];
|
|
$.map(supportBlockquoteTags, function (blockquotetag) {
|
|
if (blockquotetag.search.indexOf(term) === 0)
|
|
list.push(blockquotetag.command());
|
|
});
|
|
$.map(supportReferrals, function (referral) {
|
|
if (referral.search.indexOf(term) === 0)
|
|
list.push(referral.text);
|
|
})
|
|
callback(list);
|
|
checkCursorMenu();
|
|
},
|
|
replace: function (value) {
|
|
return '$1' + value;
|
|
},
|
|
context: function (text) {
|
|
return !isInCode;
|
|
}
|
|
},
|
|
{ //referral
|
|
match: /(^|\n|\s)(\!|\!|\[\])(\w*)$/,
|
|
search: function (term, callback) {
|
|
callback($.map(supportReferrals, function (referral) {
|
|
return referral.search.indexOf(term) === 0 ? referral.text : null;
|
|
}));
|
|
checkCursorMenu();
|
|
},
|
|
replace: function (value) {
|
|
return '$1' + value;
|
|
},
|
|
context: function (text) {
|
|
return !isInCode;
|
|
}
|
|
},
|
|
{ //externals
|
|
match: /(^|\n|\s)\{\}(\w*)$/,
|
|
search: function (term, callback) {
|
|
callback($.map(supportExternals, function (external) {
|
|
return external.search.indexOf(term) === 0 ? external.text : null;
|
|
}));
|
|
checkCursorMenu();
|
|
},
|
|
replace: function (value) {
|
|
return '$1' + value;
|
|
},
|
|
context: function (text) {
|
|
return !isInCode;
|
|
}
|
|
}
|
|
], {
|
|
appendTo: $('.cursor-menu')
|
|
})
|
|
.on({
|
|
'textComplete:select': function (e, value, strategy) {
|
|
//NA
|
|
},
|
|
'textComplete:show': function (e) {
|
|
checkCursorMenu();
|
|
$(this).data('autocompleting', true);
|
|
editor.setOption("extraKeys", {
|
|
"Up": function () {
|
|
return CodeMirror.PASS;
|
|
},
|
|
"Right": function () {
|
|
editor.doc.cm.execCommand("goCharRight");
|
|
},
|
|
"Down": function () {
|
|
return CodeMirror.PASS;
|
|
},
|
|
"Left": function () {
|
|
editor.doc.cm.execCommand("goCharLeft");
|
|
},
|
|
"Enter": function () {
|
|
return CodeMirror.PASS;
|
|
},
|
|
"Backspace": function () {
|
|
editor.doc.cm.execCommand("delCharBefore");
|
|
checkCursorMenu();
|
|
}
|
|
});
|
|
},
|
|
'textComplete:hide': function (e) {
|
|
$(this).data('autocompleting', false);
|
|
editor.setOption("extraKeys", defaultExtraKeys);
|
|
}
|
|
}); |