//constant vars //settings var debug = false; var version = '0.3.4'; var defaultTextHeight = 20; var viewportMargin = 20; var defaultExtraKeys = { "F11": function(cm) { cm.setOption("fullScreen", !cm.getOption("fullScreen")); }, "Esc": function(cm) { if (cm.getOption("fullScreen")) cm.setOption("fullScreen", false); }, "Cmd-S": function () { return CodeMirror.PASS }, "Ctrl-S": function () { return CodeMirror.PASS }, "Enter": "newlineAndIndentContinueMarkdownList", "Tab": function(cm) { var tab = '\t'; var spaces = Array(parseInt(cm.getOption("indentUnit")) + 1).join(" "); //auto indent whole line when in list or blockquote var cursor = cm.getCursor(); var line = cm.getLine(cursor.line); var regex = /^(\s*)(>[> ]*|[*+-]\s|(\d+)([.)]))/; var match; var multiple = cm.getSelection().split('\n').length > 1 || cm.getSelections().length > 1; if (multiple) { cm.execCommand('defaultTab'); } else if ((match = regex.exec(line)) !== null) { var ch = match[1].length; var pos = { line: cursor.line, ch: ch }; if (cm.getOption('indentWithTabs')) cm.replaceRange(tab, pos, pos, '+input'); else cm.replaceRange(spaces, pos, pos, '+input'); } else { if (cm.getOption('indentWithTabs')) cm.execCommand('defaultTab'); else { cm.replaceSelection(spaces); } } } }; var idleTime = 300000; //5 mins var updateViewDebounce = 200; var cursorActivityDebounce = 50; var cursorAnimatePeriod = 100; var supportCodeModes = ['javascript', 'htmlmixed', 'htmlembedded', 'css', 'xml', 'clike', 'clojure', 'ruby', 'python', 'shell', 'php', 'sql', 'coffeescript', 'yaml', 'jade', 'lua', 'cmake', 'nginx', 'perl', 'sass', 'r', 'dockerfile']; var supportCharts = ['sequence', 'flow', 'graphviz']; var supportHeaders = [ { text: '# h1', search: '#' }, { text: '## h2', search: '##' }, { text: '### h3', search: '###' }, { text: '#### h4', search: '####' }, { text: '##### h5', search: '#####' }, { text: '###### h6', search: '######' }, { text: '###### tags: `example`', search: '###### tags:' } ]; var supportReferrals = [ { text: '[reference link]', search: '[]' }, { text: '[reference]: url "title"', search: '[]:' }, { text: '[^footnote link]', search: '[^]' }, { text: '[^footnote reference]: url "title"', search: '[^]:' }, { text: '^[inline footnote]', search: '^[]' }, { text: '[link text][reference]', search: '[][]' }, { text: '[link text](url "title")', search: '[]()' }, { text: '![image text][reference]', search: '![][]' }, { text: '![image text](url "title")', search: '![]()' }, { text: '[TOC]', search: '[]' } ]; var supportExternals = [ { text: '{%youtube youtubeid %}', search: 'youtube' }, { text: '{%vimeo vimeoid %}', search: 'vimeo' }, { text: '{%gist gistid %}', search: 'gist' }, { text: '{%slideshare slideshareid %}', search: 'slideshare' }, { text: '{%speakerdeck speakerdeckid %}', search: 'speakerdeck' } ]; var supportExtraTags = [ { text: '[name tag]', search: '[]', command: function () { return '[name=' + personalInfo.name + ']'; }, }, { text: '[time tag]', search: '[]', command: function () { return '[time=' + moment().format('llll') + ']'; }, }, { text: '[my color tag]', search: '[]', command: function () { return '[color=' + personalInfo.color + ']'; } }, { text: '[random color tag]', search: '[]', command: function () { var color = randomColor({ luminosity: 'light' }); return '[color=' + color + ']'; } } ]; var modeType = { edit: {}, view: {}, both: {} } var statusType = { connected: { msg: "CONNECTED", label: "label-warning", fa: "fa-wifi" }, online: { msg: "ONLINE", label: "label-primary", fa: "fa-users" }, offline: { msg: "OFFLINE", label: "label-danger", fa: "fa-plug" } } var defaultMode = modeType.view; //global vars var loaded = false; var needRefresh = false; var isDirty = false; var editShown = false; var visibleXS = false; var visibleSM = false; var visibleMD = false; var visibleLG = false; var isTouchDevice = 'ontouchstart' in document.documentElement; var currentMode = defaultMode; var currentStatus = statusType.offline; var lastInfo = { needRestore: false, cursor: null, scroll: null, edit: { scroll: { left: null, top: null }, cursor: { line: null, ch: null } }, view: { scroll: { left: null, top: null } }, history: null }; var personalInfo = {}; var onlineUsers = []; //editor settings var textit = document.getElementById("textit"); if (!textit) throw new Error("There was no textit area!"); var editor = CodeMirror.fromTextArea(textit, { mode: 'gfm', keyMap: "sublime", viewportMargin: viewportMargin, styleActiveLine: true, lineNumbers: true, lineWrapping: true, showCursorWhenSelecting: true, highlightSelectionMatches: true, indentUnit: 4, indentWithTabs: true, continueComments: "Enter", theme: "one-dark", inputStyle: "textarea", matchBrackets: true, autoCloseBrackets: true, matchTags: { bothTags: true }, autoCloseTags: true, foldGutter: true, gutters: ["CodeMirror-linenumbers", "CodeMirror-foldgutter"], extraKeys: defaultExtraKeys, flattenSpans: true, addModeClass: true, readOnly: true, autoRefresh: true, placeholder: "← Start by enter title here\n===\nVisit /features if you don't know what to do.\nHappy hacking :)" }); var inlineAttach = inlineAttachment.editors.codemirror4.attach(editor); defaultTextHeight = parseInt($(".CodeMirror").css('line-height')); var statusBarTemplate = null; var statusBar = null; var statusCursor = null; var statusFile = null; var statusIndicators = null; var statusLength = null; var statusKeymap = null; var statusIndent = null; $.get('/views/statusbar.html', function (template) { statusBarTemplate = template; }); function addStatusBar() { statusBar = $(statusBarTemplate); statusCursor = statusBar.find('.status-cursor'); statusFile = statusBar.find('.status-file'); statusIndicators = statusBar.find('.status-indicators'); statusIndent = statusBar.find('.status-indent'); statusKeymap = statusBar.find('.status-keymap'); statusLength = statusBar.find('.status-length'); editor.addPanel(statusBar[0], { position: "bottom" }); setIndent(); setKeymap(); } function setIndent() { var cookieIndentType = Cookies.get('indent_type'); var cookieTabSize = parseInt(Cookies.get('tab_size')); var cookieSpaceUnits = parseInt(Cookies.get('space_units')); if (cookieIndentType) { if (cookieIndentType == 'tab') { editor.setOption('indentWithTabs', true); if (cookieTabSize) editor.setOption('indentUnit', cookieTabSize); } else if (cookieIndentType == 'space') { editor.setOption('indentWithTabs', false); if (cookieSpaceUnits) editor.setOption('indentUnit', cookieSpaceUnits); } } if (cookieTabSize) editor.setOption('tabSize', cookieTabSize); var type = statusIndicators.find('.indent-type'); var widthLabel = statusIndicators.find('.indent-width-label'); var widthInput = statusIndicators.find('.indent-width-input'); function setType() { if (editor.getOption('indentWithTabs')) { Cookies.set('indent_type', 'tab', { expires: 365 }); type.text('Tab Size:'); } else { Cookies.set('indent_type', 'space', { expires: 365 }); type.text('Spaces:'); } } setType(); function setUnit() { var unit = editor.getOption('indentUnit'); if (editor.getOption('indentWithTabs')) { Cookies.set('tab_size', unit, { expires: 365 }); } else { Cookies.set('space_units', unit, { expires: 365 }); } widthLabel.text(unit); } setUnit(); type.click(function() { if (editor.getOption('indentWithTabs')) { editor.setOption('indentWithTabs', false); cookieSpaceUnits = parseInt(Cookies.get('space_units')); if (cookieSpaceUnits) editor.setOption('indentUnit', cookieSpaceUnits) } else { editor.setOption('indentWithTabs', true); cookieTabSize = parseInt(Cookies.get('tab_size')); if (cookieTabSize) { editor.setOption('indentUnit', cookieTabSize); editor.setOption('tabSize', cookieTabSize); } } setType(); setUnit(); }); widthLabel.click(function() { if (widthLabel.is(':visible')) { widthLabel.addClass('hidden'); widthInput.removeClass('hidden'); widthInput.val(editor.getOption('indentUnit')); widthInput.select(); } else { widthLabel.removeClass('hidden'); widthInput.addClass('hidden'); } }); widthInput.on('change', function() { var val = widthInput.val(); if (!val) val = editor.getOption('indentUnit'); if (val < 1) val = 1; else if (val > 10) val = 10; if (editor.getOption('indentWithTabs')) { editor.setOption('tabSize', val); } editor.setOption('indentUnit', val); setUnit(); }); widthInput.on('blur', function() { widthLabel.removeClass('hidden'); widthInput.addClass('hidden'); }); } function setKeymap() { var cookieKeymap = Cookies.get('keymap'); if (cookieKeymap) editor.setOption('keyMap', cookieKeymap); var label = statusIndicators.find('.ui-keymap-label'); var sublime = statusIndicators.find('.ui-keymap-sublime'); var emacs = statusIndicators.find('.ui-keymap-emacs'); var vim = statusIndicators.find('.ui-keymap-vim'); function setKeymapLabel() { var keymap = editor.getOption('keyMap'); Cookies.set('keymap', keymap, { expires: 365 }); label.text(keymap); } setKeymapLabel(); sublime.click(function() { editor.setOption('keyMap', 'sublime'); setKeymapLabel(); }); emacs.click(function() { editor.setOption('keyMap', 'emacs'); setKeymapLabel(); }); vim.click(function() { editor.setOption('keyMap', 'vim'); setKeymapLabel(); }); } var selection = null; function updateStatusBar() { if (!statusBar) return; var cursor = editor.getCursor(); var cursorText = 'Line ' + (cursor.line + 1) + ', Columns ' + (cursor.ch + 1); if (selection) { var anchor = selection.anchor; var head = selection.head; var start = head.line <= anchor.line ? head : anchor; var end = head.line >= anchor.line ? head : anchor; var selectionText = ' — Selected '; var selectionCharCount = Math.abs(head.ch - anchor.ch); // borrow from brackets EditorStatusBar.js if (start.line !== end.line) { var lines = end.line - start.line + 1; if (end.ch === 0) { lines--; } selectionText += lines + ' lines'; } else if (selectionCharCount > 0) selectionText += selectionCharCount + ' columns'; if (start.line !== end.line || selectionCharCount > 0) cursorText += selectionText; } statusCursor.text(cursorText); var fileText = ' — ' + editor.lineCount() + ' Lines'; statusFile.text(fileText); statusLength.text('Length ' + editor.getValue().length); } //ui vars var ui = { spinner: $(".ui-spinner"), content: $(".ui-content"), toolbar: { shortStatus: $(".ui-short-status"), status: $(".ui-status"), new: $(".ui-new"), publish: $(".ui-publish"), download: { markdown: $(".ui-download-markdown"), html: $(".ui-download-html") }, export: { dropbox: $(".ui-save-dropbox"), gist: $(".ui-save-gist") }, import: { dropbox: $(".ui-import-dropbox"), clipboard: $(".ui-import-clipboard") }, beta: { pdf: $(".ui-beta-pdf"), slide: $(".ui-beta-slide") }, mode: $(".ui-mode"), edit: $(".ui-edit"), view: $(".ui-view"), both: $(".ui-both"), uploadImage: $(".ui-upload-image") }, infobar: { lastchange: $(".ui-lastchange"), lastchangeuser: $(".ui-lastchangeuser"), nolastchangeuser: $(".ui-no-lastchangeuser"), permission: { permission: $(".ui-permission"), label: $(".ui-permission-label"), freely: $(".ui-permission-freely"), editable: $(".ui-permission-editable"), locked: $(".ui-permission-locked"), private: $(".ui-permission-private") } }, toc: { toc: $('.ui-toc'), affix: $('.ui-affix-toc'), label: $('.ui-toc-label'), dropdown: $('.ui-toc-dropdown') }, area: { edit: $(".ui-edit-area"), view: $(".ui-view-area"), codemirror: $(".ui-edit-area .CodeMirror"), markdown: $(".ui-view-area .markdown-body") } }; //page actions var opts = { lines: 11, // The number of lines to draw length: 20, // The length of each line width: 2, // The line thickness radius: 30, // The radius of the inner circle corners: 0, // Corner roundness (0..1) rotate: 0, // The rotation offset direction: 1, // 1: clockwise, -1: counterclockwise color: '#000', // #rgb or #rrggbb or array of colors speed: 1.1, // Rounds per second trail: 60, // Afterglow percentage shadow: false, // Whether to render a shadow hwaccel: true, // Whether to use hardware acceleration className: 'spinner', // The CSS class to assign to the spinner zIndex: 2e9, // The z-index (defaults to 2000000000) top: '50%', // Top position relative to parent left: '50%' // Left position relative to parent }; var spinner = new Spinner(opts).spin(ui.spinner[0]); //idle var idle = new Idle({ onAway: idleStateChange, onAwayBack: idleStateChange, awayTimeout: idleTime }); ui.area.codemirror.on('touchstart', function () { idle.onActive(); }); var haveUnreadChanges = false; function setHaveUnreadChanges(bool) { if (!loaded) return; if (bool && (idle.isAway || Visibility.hidden())) { haveUnreadChanges = true; } else if (!bool && !idle.isAway && !Visibility.hidden()) { haveUnreadChanges = false; } } function updateTitleReminder() { if (!loaded) return; if (haveUnreadChanges) { document.title = '• ' + renderTitle(ui.area.markdown); } else { document.title = renderTitle(ui.area.markdown); } } function idleStateChange() { emitUserStatus(); updateOnlineStatus(); if (!idle.isAway) setHaveUnreadChanges(false); updateTitleReminder(); } function setNeedRefresh() { $('#refreshModal').modal('show'); needRefresh = true; editor.setOption('readOnly', true); socket.disconnect(); showStatus(statusType.offline); } loginStateChangeEvent = setNeedRefresh; //visibility var wasFocus = false; Visibility.change(function (e, state) { var hidden = Visibility.hidden(); if (hidden) { if (editorHasFocus()) { wasFocus = true; editor.getInputField().blur(); } } else { if (wasFocus) { editor.focus(); wasFocus = false; } setHaveUnreadChanges(false); } updateTitleReminder(); }); //when page ready $(document).ready(function () { idle.checkAway(); checkResponsive(); //if in smaller screen, we don't need advanced scrollbar var scrollbarStyle; if (visibleXS) { scrollbarStyle = 'native'; } else { scrollbarStyle = 'overlay'; } if (scrollbarStyle != editor.getOption('scrollbarStyle')) { editor.setOption('scrollbarStyle', scrollbarStyle); clearMap(); } checkEditorStyle(); /* we need this only on touch devices */ if (isTouchDevice) { /* cache dom references */ var $body = jQuery('body'); /* bind events */ $(document) .on('focus', 'textarea, input', function () { $body.addClass('fixfixed'); }) .on('blur', 'textarea, input', function () { $body.removeClass('fixfixed'); }); } //showup $().showUp('.navbar', { upClass: 'navbar-hide', downClass: 'navbar-show' }); //tooltip $('[data-toggle="tooltip"]').tooltip(); }); //when page resize $(window).resize(function () { checkLayout(); checkEditorStyle(); checkTocStyle(); checkCursorMenu(); windowResize(); }); //when page unload $(window).unload(function () { updateHistoryInner(); }); $(window).error(function () { //setNeedRefresh(); }); //when page hash change window.onhashchange = locationHashChanged; function locationHashChanged(e) { e.stopPropagation(); e.preventDefault(); if (currentMode != modeType.both) { return; } var hashtarget = $("[id$='" + location.hash.substr(1) + "']"); if (hashtarget.length > 0) { var linenumber = hashtarget.attr('data-startline'); if (linenumber) { editor.setOption('viewportMargin', Infinity); editor.setOption('viewportMargin', viewportMargin); var t = editor.charCoords({ line: linenumber, ch: 0 }, "local").top; editor.scrollTo(null, t - defaultTextHeight * 1.2); } } } var windowResizeDebounce = 200; var windowResize = _.debounce(windowResizeInner, windowResizeDebounce); function windowResizeInner() { checkLayout(); checkResponsive(); checkEditorStyle(); checkTocStyle(); checkCursorMenu(); //refresh editor if (loaded) { editor.setOption('viewportMargin', Infinity); setTimeout(function () { clearMap(); syncScrollToView(); editor.setOption('viewportMargin', viewportMargin); //add or update user cursors for (var i = 0; i < onlineUsers.length; i++) { if (onlineUsers[i].id != personalInfo.id) buildCursor(onlineUsers[i]); } updateScrollspy(); }, 100); } } function checkLayout() { var navbarHieght = $('.navbar').outerHeight(); $('body').css('padding-top', navbarHieght + 'px'); } function editorHasFocus() { return $(editor.getInputField()).is(":focus"); } //768-792px have a gap function checkResponsive() { visibleXS = $(".visible-xs").is(":visible"); visibleSM = $(".visible-sm").is(":visible"); visibleMD = $(".visible-md").is(":visible"); visibleLG = $(".visible-lg").is(":visible"); if (visibleXS && currentMode == modeType.both) if (editorHasFocus()) changeMode(modeType.edit); else changeMode(modeType.view); emitUserStatus(); } var lastEditorWidth = 0; function checkEditorStyle() { var scrollbarStyle = editor.getOption('scrollbarStyle'); if (scrollbarStyle == 'overlay' || currentMode == modeType.both) { //save last editor scroll top var lastTop = editor.getScrollInfo().top; ui.area.codemirror.css('height', ''); //set editor size to keep status bar on the bottom editor.setSize(null, ui.area.edit.height()); //restore last editor scroll top editor.scrollTo(null, lastTop); } else if (scrollbarStyle == 'native') { ui.area.codemirror.css('height', 'auto'); $('.CodeMirror-gutters').css('height', $('.CodeMirror-sizer').height()); } //set editor parent height to fill status bar if (statusBar) statusBar.parent().css('height', ui.area.edit.height() - statusBar.outerHeight() + 'px'); //set sizer height to make it at least height as editor var editorSizerHeight = ui.area.edit.height() - (statusBar ? statusBar.outerHeight() : 0); $('.CodeMirror-sizer').css('height', editorSizerHeight + 'px'); //make editor resizable ui.area.edit.resizable({ handles: 'e', maxWidth: $(window).width() * 0.7, minWidth: $(window).width() * 0.2, stop: function (e) { lastEditorWidth = ui.area.edit.width(); } }); } function checkTocStyle() { //toc right var paddingRight = parseFloat(ui.area.markdown.css('padding-right')); var right = ($(window).width() - (ui.area.markdown.offset().left + ui.area.markdown.outerWidth() - paddingRight)); ui.toc.toc.css('right', right + 'px'); //affix toc left var newbool; var rightMargin = (ui.area.markdown.parent().outerWidth() - ui.area.markdown.outerWidth()) / 2; //for ipad or wider device if (rightMargin >= 133) { newbool = true; var affixLeftMargin = (ui.toc.affix.outerWidth() - ui.toc.affix.width()) / 2; var left = ui.area.markdown.offset().left + ui.area.markdown.outerWidth() - affixLeftMargin; ui.toc.affix.css('left', left + 'px'); ui.toc.affix.css('width', rightMargin + 'px'); } else { newbool = false; } //toc scrollspy ui.toc.toc.removeClass('scrollspy-body, scrollspy-view'); ui.toc.affix.removeClass('scrollspy-body, scrollspy-view'); if (currentMode == modeType.both) { ui.toc.toc.addClass('scrollspy-view'); ui.toc.affix.addClass('scrollspy-view'); } else if (currentMode != modeType.both && !newbool) { ui.toc.toc.addClass('scrollspy-body'); ui.toc.affix.addClass('scrollspy-body'); } else { ui.toc.toc.addClass('scrollspy-view'); ui.toc.affix.addClass('scrollspy-body'); } if (newbool != enoughForAffixToc) { enoughForAffixToc = newbool; generateScrollspy(); } } function showStatus(type, num) { currentStatus = type; var shortStatus = ui.toolbar.shortStatus; var status = ui.toolbar.status; var label = $(''); var fa = $(''); var msg = ""; var shortMsg = ""; shortStatus.html(""); status.html(""); switch (currentStatus) { case statusType.connected: label.addClass(statusType.connected.label); fa.addClass(statusType.connected.fa); msg = statusType.connected.msg; break; case statusType.online: label.addClass(statusType.online.label); fa.addClass(statusType.online.fa); shortMsg = num; msg = num + " " + statusType.online.msg; break; case statusType.offline: label.addClass(statusType.offline.label); fa.addClass(statusType.offline.fa); msg = statusType.offline.msg; break; } label.append(fa); var shortLabel = label.clone(); shortLabel.append(" " + shortMsg); shortStatus.append(shortLabel); label.append(" " + msg); status.append(label); } function toggleMode() { switch (currentMode) { case modeType.edit: changeMode(modeType.view); break; case modeType.view: changeMode(modeType.edit); break; case modeType.both: changeMode(modeType.view); break; } } var lastMode = null; function changeMode(type) { lockNavbar(); saveInfo(); if (type) { lastMode = currentMode; currentMode = type; } var responsiveClass = "col-lg-6 col-md-6 col-sm-6"; var scrollClass = "ui-scrollable"; ui.area.codemirror.removeClass(scrollClass); ui.area.edit.removeClass(responsiveClass); ui.area.view.removeClass(scrollClass); ui.area.view.removeClass(responsiveClass); switch (currentMode) { case modeType.edit: ui.area.edit.show(); ui.area.view.hide(); if (!editShown) { editor.refresh(); editShown = true; } break; case modeType.view: ui.area.edit.hide(); ui.area.view.show(); break; case modeType.both: ui.area.codemirror.addClass(scrollClass); ui.area.edit.addClass(responsiveClass).show(); ui.area.view.addClass(scrollClass); ui.area.view.show(); break; } if (currentMode != modeType.view && visibleLG) { //editor.focus(); //editor.refresh(); } else { editor.getInputField().blur(); } if (currentMode == modeType.edit || currentMode == modeType.both) { ui.toolbar.uploadImage.fadeIn(); //add and update status bar if (!statusBar) { addStatusBar(); updateStatusBar(); } //work around foldGutter might not init properly editor.setOption('foldGutter', false); editor.setOption('foldGutter', true); } 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')); } //check resizable editor style if (currentMode == modeType.both) { if (lastEditorWidth > 0) ui.area.edit.css('width', lastEditorWidth + 'px'); else ui.area.edit.css('width', ''); ui.area.edit.find('.ui-resizable-handle').show(); } else { ui.area.edit.css('width', ''); ui.area.edit.find('.ui-resizable-handle').hide(); } windowResizeInner(); restoreInfo(); if (lastMode == modeType.view && currentMode == modeType.both) { if (!scrollMap || !lineHeightMap) buildMapInner(); var scrollMapNearest = closestIndex(scrollMap, lastInfo.view.scroll.top); var lineHeightMapNearest = closestIndex(lineHeightMap, scrollMapNearest); var height = lineHeightMapNearest * defaultTextHeight; editor.scrollTo(null, height); } 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'); } unlockNavbar(); } function lockNavbar() { $('.navbar').addClass('locked'); } var unlockNavbar = _.debounce(function () { $('.navbar').removeClass('locked'); }, 200); function closestIndex(arr, closestTo) { var closest = Math.max.apply(null, arr); //Get the highest number in arr in case it match nothing. var index = 0; for (var i = 0; i < arr.length; i++) { //Loop the array if (arr[i] >= closestTo && arr[i] < closest) { closest = arr[i]; //Check if it's higher than your number, but lower than your closest value index = i; } } return index; // return the value } //button actions var url = window.location.protocol + '//' + window.location.host + window.location.pathname; //share ui.toolbar.publish.attr("href", url + "/publish"); //download //markdown ui.toolbar.download.markdown.click(function (e) { e.preventDefault(); e.stopPropagation(); 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); }); //html ui.toolbar.download.html.click(function (e) { e.preventDefault(); e.stopPropagation(); exportToHTML(ui.area.markdown); }); //export to dropbox ui.toolbar.export.dropbox.click(function () { var filename = renderFilename(ui.area.markdown) + '.md'; var options = { files: [ { 'url': url + "/download", 'filename': filename } ], error: function (errorMessage) { console.error(errorMessage); } }; Dropbox.save(options); }); //export to gist ui.toolbar.export.gist.attr("href", url + "/gist"); //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(); }); //beta //pdf ui.toolbar.beta.pdf.attr("download", "").attr("href", url + "/pdf"); //slide ui.toolbar.beta.slide.attr("href", url + "/slide"); 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 { $('body, html').stop(true, true).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 { $('body, html').stop(true, true).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(); } function updateScrollspy() { var headers = ui.area.markdown.find('h1, h2, h3').toArray(); var headerMap = []; for (var i = 0; i < headers.length; i++) { headerMap.push($(headers[i]).offset().top - parseInt($(headers[i]).css('margin-top'))); } applyScrollspyActive($(window).scrollTop(), headerMap, headers, $('.scrollspy-body'), 0); var offset = ui.area.view.scrollTop() - ui.area.view.offset().top; applyScrollspyActive(ui.area.view.scrollTop(), headerMap, headers, $('.scrollspy-view'), offset - 10); } function applyScrollspyActive(top, headerMap, headers, target, offset) { var index = 0; for(var i = headerMap.length - 1; i >= 0; i--) { if(top >= (headerMap[i] + offset) && headerMap[i + 1] && top < (headerMap[i + 1] + offset)) { index = i; break; } } var header = $(headers[index]); var active = target.find('a[href="#' + header.attr('id') + '"]'); active.closest('li').addClass('active').parent().closest('li').addClass('active').parent().closest('li').addClass('active'); } //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) replaceAll(parsed); } function replaceAll(data) { editor.replaceRange(data, { 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; } $.ajax({ method: "GET", url: url, success: function (data) { var extension = url.split('.').pop(); if (extension == 'html') parseToEditor(data); else replaceAll(data); }, error: function () { alert('Import failed :('); }, complete: function () { ui.spinner.hide(); } }); } function isValidURL(str) { var pattern = new RegExp('^(https?:\\/\\/)?' + // protocol '((([a-z\\d]([a-z\\d-]*[a-z\\d])*)\\.)+[a-z]{2,}|' + // domain name '((\\d{1,3}\\.){3}\\d{1,3}))' + // OR ip (v4) address '(\\:\\d+)?(\\/[-a-z\\d%_.~+]*)*' + // port and path '(\\?[;&a-z\\d%_.~+=-]*)?' + // query string '(\\#[-a-z\\d_]*)?$', '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 () { emitPermission("freely"); }); //editable ui.infobar.permission.editable.click(function () { emitPermission("editable"); }); //locked ui.infobar.permission.locked.click(function () { emitPermission("locked"); }); //private ui.infobar.permission.private.click(function () { emitPermission("private"); }); function emitPermission(_permission) { if (_permission != permission) { socket.emit('permission', _permission); } } function updatePermission(newPermission) { if (permission != newPermission) { permission = newPermission; refreshView(); } var label = null; var title = null; switch (permission) { case "freely": label = ' Freely'; title = "Anyone can edit"; break; case "editable": label = ' Editable'; title = "Signed people can edit"; break; case "locked": label = ' Locked'; title = "Only owner can edit"; break; case "private": label = ' Private'; title = "Only owner can view & edit"; break; } if (personalInfo.userid == owner) { label += ' '; ui.infobar.permission.label.removeClass('disabled'); } else { ui.infobar.permission.label.addClass('disabled'); } ui.infobar.permission.label.html(label).attr('title', title); } function havePermission() { var bool = false; switch (permission) { case "freely": bool = true; break; case "editable": if (!personalInfo.login) { bool = false; } else { bool = true; } break; case "locked": case "private": if (personalInfo.userid != owner) { bool = false; } else { bool = true; } break; } return bool; } //socket.io actions var socket = io.connect({ timeout: 10000 //10 secs to timeout }); //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); switch (data.code) { case 404: location.href = "./404"; break; case 403: location.href = "./403"; break; } }); socket.on('error', function (data) { console.error(data); if (data.message.indexOf('AUTH failed') === 0) location.href = "./403"; }); 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'); if (socket.id.indexOf('/') == -1) socket.id = socket.nsp + '#' + socket.id; }); socket.on('version', function (data) { if (data != version) setNeedRefresh(); }); socket.on('check', function (data) { lastchangetime = data.updatetime; updateLastChange(); updateLastChangeUser(data); }); socket.on('permission', function (data) { updatePermission(data.permission); }); var docmaxlength = null; var otk = null; var owner = null; var permission = null; socket.on('refresh', function (data) { docmaxlength = data.docmaxlength; editor.setOption("maxLength", docmaxlength); otk = data.otk; owner = data.owner; updatePermission(data.permission); lastchangetime = data.updatetime; updateLastChange(); updateLastChangeUser(data); if (!loaded) { var nocontent = editor.getValue().length <= 0; if (nocontent) { if (visibleXS) currentMode = modeType.edit; else currentMode = modeType.both; } changeMode(currentMode); if (nocontent) { editor.focus(); editor.refresh(); } loaded = true; updateHistory(); //update history whether have content or not emitUserStatus(); //send first user status updateOnlineStatus(); //update first online status setTimeout(function () { //work around editor not refresh or doc not fully loaded windowResizeInner(); //work around might not scroll to hash scrollToHash(); }, 1); } }); var EditorClient = ot.EditorClient; var SocketIOAdapter = ot.SocketIOAdapter; var CodeMirrorAdapter = ot.CodeMirrorAdapter; var cmClient = null; socket.on('doc', function (obj) { obj = LZString.decompressFromUTF16(obj); obj = JSON.parse(obj); var body = obj.str; var bodyMismatch = (editor.getValue() != body); saveInfo(); if (bodyMismatch) { if (cmClient) cmClient.editorAdapter.ignoreNextChange = true; if (body) editor.setValue(body); else editor.setValue(""); } if (!loaded) { editor.clearHistory(); ui.spinner.hide(); ui.content.fadeIn(); } else { //if current doc is equal to the doc before disconnect if (bodyMismatch) editor.clearHistory(); else { if (lastInfo.history) editor.setHistory(lastInfo.history); } lastInfo.history = null; } if (!cmClient) { cmClient = window.cmClient = new EditorClient( obj.revision, obj.clients, new SocketIOAdapter(socket), new CodeMirrorAdapter(editor) ); } else { if (bodyMismatch) { cmClient.undoManager.undoStack.length = 0; cmClient.undoManager.redoStack.length = 0; } cmClient.revision = obj.revision; cmClient.setState(new ot.Client.Synchronized()); cmClient.initializeClientList(); cmClient.initializeClients(obj.clients); } if (bodyMismatch) { isDirty = true; updateView(); } if (editor.getOption('readOnly')) editor.setOption('readOnly', false); restoreInfo(); }); socket.on('ack', function () { isDirty = true; updateView(); }); socket.on('operation', function () { isDirty = true; updateView(); }); 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.cursor; } } if (data.id != socket.id) buildCursor(data); //force show var cursor = $('div[data-clientid="' + 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.cursor; } } 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 = $('div[data-clientid="' + data.id + '"]'); if (cursor.length > 0) { cursor.stop(true).fadeOut(); } }); var options = { valueNames: ['id', 'name'], item: '