define(
[ "jquery", "mathjax-editing", "bootstrap", "jgrowl", "layout", "Markdown.Editor", "storage", "config",
"underscore", "FileSaver", "css_browser_selector" ],
function($, mathjaxEditing) {
var core = {};
// For convenience
core.doNothing = function() {};
// Time shared by others modules
function updateCurrentTime() {
core.currentTime = new Date().getTime();
}
updateCurrentTime();
// Used for periodic tasks
var intervalId = undefined;
var periodicCallbacks = [];
core.addPeriodicCallback = function(callback) {
periodicCallbacks.push(callback);
};
// Used to detect user activity
var userReal = false;
var userActive = false;
var windowUnique = true;
var userLastActivity = 0;
function setUserActive() {
userReal = true;
userActive = true;
userLastActivity = core.currentTime;
};
function isUserActive() {
if(userActive === true
&& core.currentTime - userLastActivity > USER_IDLE_THRESHOLD) {
userActive = false;
}
return userActive && windowUnique;
}
// Used to only have 1 window of the application in the same browser
var windowId = undefined;
core.checkWindowUnique = function() {
if(userReal === false || windowUnique === false) {
return;
}
if(windowId === undefined) {
windowId = core.randomString();
localStorage["frontWindowId"] = windowId;
}
var frontWindowId = localStorage["frontWindowId"];
if(frontWindowId != windowId) {
windowUnique = false;
if(intervalId !== undefined) {
clearInterval(intervalId);
}
$(".modal").modal("hide");
$('#modal-non-unique').modal({
backdrop: "static",
keyboard: false
});
}
};
// Useful function for input control
function inputError(element, event) {
if(event !== undefined) {
element.stop(true, true).addClass("error").delay(800).switchClass("error");
event.stopPropagation();
}
}
core.getInputValue = function(element, event, validationRegex) {
var value = element.val();
if (value === undefined) {
inputError(element, event);
return undefined;
}
// trim
value = core.trim(value);
if((value.length === 0)
|| (validationRegex !== undefined && !value.match(validationRegex))) {
inputError(element, event);
return undefined;
}
return value;
};
core.getInputIntValue = function(element, event, min, max) {
var value = core.getInputValue(element, event);
if(value === undefined) {
return undefined;
}
value = parseInt(value);
if((value === NaN)
|| (min !== undefined && value < min)
|| (max !== undefined && value > max)) {
inputError(element, event);
return undefined;
}
return value;
};
core.resetModalInputs = function() {
$(".modal input[type=text]:not([disabled]), .modal input[type=password]").val("");
};
core.trim = function(str) {
return str.replace(/^\s+|\s+$/g, '');
};
core.checkUrl = function(url, addSlash) {
if(!url) {
return url;
}
if(url.indexOf("http") !== 0) {
url = "http://" + url;
}
if(addSlash && url.indexOf("/", url.length - 1) === -1) {
url += "/";
}
return url;
};
core.saveFile = function(content, filename) {
if(saveAs !== undefined) {
var blob = new Blob([content], {type: "text/plain;charset=utf-8"});
saveAs(blob, filename);
}
else {
var uriContent = "data:application/octet-stream;base64,"
+ core.encodeBase64(content);
window.open(uriContent, 'file');
}
};
// Used by asyncRunner
core.showWorkingIndicator = function(show) {
if (show === false) {
$(".working-indicator").removeClass("show");
$("body").removeClass("working");
} else {
$(".working-indicator").addClass("show");
$("body").addClass("working");
}
};
// Used to show a notification message
core.showMessage = function(msg, iconClass, options) {
if(!msg) {
return;
}
var endOfMsg = msg.indexOf("|");
if(endOfMsg !== -1) {
msg = msg.substring(0, endOfMsg);
if(!msg) {
return;
}
}
options = options || {};
iconClass = iconClass || "icon-info-sign";
$.jGrowl("<i class='icon-white " + iconClass + "'></i> " + _.escape(msg), options);
};
// Used to show an error message
core.showError = function(msg) {
core.showMessage(msg, "icon-warning-sign");
};
// Offline management
core.isOffline = false;
var offlineTime = core.currentTime;
var offlineListeners = [];
core.addOfflineListener = function(callback) {
offlineListeners.push(callback);
};
core.setOffline = function() {
offlineTime = core.currentTime;
if(core.isOffline === false) {
core.isOffline = true;
core.showMessage("You are offline.", "icon-exclamation-sign msg-offline", {
sticky : true,
close : function() {
core.showMessage("You are back online!", "icon-signal");
}
});
for(var i=0; i<offlineListeners.length; i++) {
offlineListeners[i]();
}
}
};
core.setOnline = function() {
if(core.isOffline === true) {
$(".msg-offline").parents(".jGrowl-notification").trigger(
'jGrowl.beforeClose');
core.isOffline = false;
for(var i=0; i<offlineListeners.length; i++) {
offlineListeners[i]();
}
}
};
function checkOnline() {
// Try to reconnect if we are offline but we have some network
if (core.isOffline === true && navigator.onLine === true
&& offlineTime + CHECK_ONLINE_PERIOD < core.currentTime) {
offlineTime = core.currentTime;
// Try to download anything to test the connection
$.ajax({
url : "//www.google.com/jsapi",
timeout : AJAX_TIMEOUT, dataType : "script"
}).done(function() {
core.setOnline();
});
}
}
// Setting management
core.settings = {
converterType : "markdown-extra-prettify",
enableMathJax : true,
lazyRendering : true,
layoutOrientation : "horizontal",
scrollLink : true,
editorFontSize : 14,
defaultContent: "\n\n\n> Written with [StackEdit](http://benweet.github.io/stackedit/).",
commitMsg : "Published by http://benweet.github.io/stackedit",
template : ['<!DOCTYPE html>\n',
'<html>\n',
'<head>\n',
'<title><%= documentTitle %></title>\n',
'</head>\n',
'<body><%= documentHTML %></body>\n',
'</html>'].join(""),
sshProxy : SSH_PROXY_URL,
sshConnectionList : []
};
core.loadSettings = function() {
if (localStorage.settings) {
$.extend(core.settings, JSON.parse(localStorage.settings));
}
// Layout orientation
$("input:radio[name=radio-layout-orientation][value="
+ core.settings.layoutOrientation + "]").prop("checked", true);
// Scroll Link
$("#input-settings-scroll-link").prop("checked", core.settings.scrollLink);
// Converter type
$("#input-settings-converter-type").val(core.settings.converterType);
// MathJax
$("#input-settings-enable-mathjax").prop("checked", core.settings.enableMathJax);
// Lazy rendering
$("#input-settings-lazy-rendering").prop("checked", core.settings.lazyRendering);
// Editor font size
$("#input-settings-editor-font-size").val(core.settings.editorFontSize);
// Default content
$("#textarea-settings-default-content").val(core.settings.defaultContent);
// Commit message
$("#input-settings-publish-commit-msg").val(core.settings.commitMsg);
// Template
$("#textarea-settings-publish-template").val(core.settings.template);
// SSH proxy
$("#input-settings-ssh-proxy").val(core.settings.sshProxy);
};
core.saveSettings = function(event) {
var newSettings = {};
// Layout orientation
newSettings.layoutOrientation = $(
"input:radio[name=radio-layout-orientation]:checked").prop("value");
// Converter type
newSettings.converterType = $("#input-settings-converter-type").val();
// MathJax
newSettings.enableMathJax = $("#input-settings-enable-mathjax").prop("checked");
// Scroll Link
newSettings.scrollLink = $("#input-settings-scroll-link").prop("checked");
// Lazy Rendering
newSettings.lazyRendering = $("#input-settings-lazy-rendering").prop("checked");
// Editor font size
newSettings.editorFontSize = core.getInputIntValue($("#input-settings-editor-font-size"), event, 1, 99);
// Default content
newSettings.defaultContent = $("#textarea-settings-default-content").val();
// Commit message
newSettings.commitMsg = core.getInputValue($("#input-settings-publish-commit-msg"), event);
// Template
newSettings.template = core.getInputValue($("#textarea-settings-publish-template"), event);
// SSH proxy
newSettings.sshProxy = core.checkUrl(core.getInputValue($("#input-settings-ssh-proxy"), event), true);
if(!event.isPropagationStopped()) {
$.extend(core.settings, newSettings);
localStorage.settings = JSON.stringify(newSettings);
}
};
// Used by Scroll Link feature
var mdSectionList = [];
var htmlSectionList = [];
function pxToFloat(px) {
return parseFloat(px.substring(0, px.length-2));
}
var buildSections = _.debounce(function() {
// Try to find Markdown sections by looking for titles
var editorElt = $("#wmd-input");
mdSectionList = [];
// This textarea is used to measure sections height
var textareaElt = $("#md-section-helper");
// It has to be the same width than wmd-input
textareaElt.width(editorElt.width());
// Consider wmd-input top padding
var padding = pxToFloat(editorElt.css('padding-top'));
var offset = 0, mdSectionOffset = 0;
function addMdSection(sectionText) {
var sectionHeight = padding;
if(sectionText !== undefined) {
textareaElt.val(sectionText);
sectionHeight += textareaElt.prop('scrollHeight');
}
var newSectionOffset = mdSectionOffset + sectionHeight;
mdSectionList.push({
startOffset: mdSectionOffset,
endOffset: newSectionOffset,
height: sectionHeight
});
mdSectionOffset = newSectionOffset;
padding = 0;
}
// Create MD sections by finding title patterns (excluding gfm blocs)
var text = editorElt.val() + "\n\n";
text.replace(/^```.*\n[\s\S]*?\n```|(^.+[ \t]*\n=+[ \t]*\n+|^.+[ \t]*\n-+[ \t]*\n+|^\#{1,6}[ \t]*.+?[ \t]*\#*\n+)/gm,
function(match, title, matchOffset) {
if(title) {
// We just found a title which means end of the previous section
// Exclude last \n of the section
var sectionText = undefined;
if(matchOffset > offset) {
sectionText = text.substring(offset, matchOffset-1);
}
addMdSection(sectionText);
offset = matchOffset;
}
return "";
}
);
// Last section
// Consider wmd-input bottom padding and exclude \n\n previously added
padding += pxToFloat(editorElt.css('padding-bottom'));
addMdSection(text.substring(offset, text.length-2));
// Try to find corresponding sections in the preview
var previewElt = $("#wmd-preview");
htmlSectionList = [];
var htmlSectionOffset = 0;
var previewScrollTop = previewElt.scrollTop();
// Each title element is a section separator
previewElt.children("h1,h2,h3,h4,h5,h6").each(function() {
// Consider div scroll position and header element top margin
var newSectionOffset = $(this).position().top + previewScrollTop + pxToFloat($(this).css('margin-top'));
htmlSectionList.push({
startOffset: htmlSectionOffset,
endOffset: newSectionOffset,
height: newSectionOffset - htmlSectionOffset
});
htmlSectionOffset = newSectionOffset;
});
// Last section
var scrollHeight = previewElt.prop('scrollHeight');
htmlSectionList.push({
startOffset: htmlSectionOffset,
endOffset: scrollHeight,
height: scrollHeight - htmlSectionOffset
});
// apply Scroll Link
lastEditorScrollTop = -9;
skipScrollLink = false;
scrollLink();
}, 500);
// -9 is less than -5
var lastEditorScrollTop = -9;
var lastPreviewScrollTop = -9;
var skipScrollLink = false;
var scrollLink = _.debounce(function() {
if(skipScrollLink === true || mdSectionList.length === 0 || mdSectionList.length !== htmlSectionList.length) {
return;
}
var editorElt = $("#wmd-input");
var editorScrollTop = editorElt.scrollTop();
var previewElt = $("#wmd-preview");
var previewScrollTop = previewElt.scrollTop();
function animate(srcScrollTop, srcSectionList, destElt, destSectionList, lastDestScrollTop, callback) {
// Find the section corresponding to the offset
var sectionIndex = undefined;
var srcSection = _.find(srcSectionList, function(section, index) {
sectionIndex = index;
return srcScrollTop < section.endOffset;
});
if(srcSection === undefined) {
// Something wrong in the algorithm...
return -9;
}
var posInSection = (srcScrollTop - srcSection.startOffset) / srcSection.height;
var destSection = destSectionList[sectionIndex];
var destScrollTop = destSection.startOffset + destSection.height * posInSection;
destScrollTop = _.min([destScrollTop, destElt.prop('scrollHeight') - destElt.outerHeight()]);
if(Math.abs(destScrollTop - lastDestScrollTop) < 5) {
// Skip the animation in case it's not necessary
return;
}
destElt.animate({scrollTop: destScrollTop}, 600, function() {
callback(destScrollTop);
});
}
if(Math.abs(editorScrollTop - lastEditorScrollTop) > 5) {
lastEditorScrollTop = editorScrollTop;
animate(editorScrollTop, mdSectionList, previewElt, htmlSectionList, lastPreviewScrollTop, function(destScrollTop) {
lastPreviewScrollTop = destScrollTop;
});
}
else if(Math.abs(previewScrollTop - lastPreviewScrollTop) > 5) {
lastPreviewScrollTop = previewScrollTop;
animate(previewScrollTop, htmlSectionList, editorElt, mdSectionList, lastEditorScrollTop, function(destScrollTop) {
lastEditorScrollTop = destScrollTop;
});
}
}, 600);
// Create the layout
var layout = undefined;
core.createLayout = function() {
if(viewerMode === true) {
return;
}
var layoutGlobalConfig = {
closable : true,
resizable : false,
slidable : false,
livePaneResizing : true,
enableCursorHotkey : false,
spacing_open : 15,
spacing_closed : 15,
togglerLength_open : 90,
togglerLength_closed : 90,
stateManagement__enabled : false,
center__minWidth : 200,
center__minHeight : 200
};
if(core.settings.scrollLink === true) {
layoutGlobalConfig.onresize = buildSections;
}
if (core.settings.layoutOrientation == "horizontal") {
$(".ui-layout-south").remove();
$(".ui-layout-east").addClass("well").prop("id", "wmd-preview");
layout = $('body').layout(
$.extend(layoutGlobalConfig, {
east__resizable : true,
east__size : .5,
east__minSize : 200
})
);
} else if (core.settings.layoutOrientation == "vertical") {
$(".ui-layout-east").remove();
$(".ui-layout-south").addClass("well").prop("id", "wmd-preview");
layout = $('body').layout(
$.extend(layoutGlobalConfig, {
south__resizable : true,
south__size : .5,
south__minSize : 200
})
);
}
$(".ui-layout-toggler-north").addClass("btn").append(
$("<b>").addClass("caret"));
$(".ui-layout-toggler-south").addClass("btn").append(
$("<b>").addClass("caret"));
$(".ui-layout-toggler-east").addClass("btn").append(
$("<b>").addClass("caret"));
$("#navbar").click(function() {
layout.allowOverflow('north');
});
// ScrollLink
if(core.settings.scrollLink === true) {
$("#wmd-input, #wmd-preview").scroll(scrollLink);
}
};
core.layoutRefresh = function() {
if(layout !== undefined) {
// Use defer to make sure UI has been updated
_.defer(layout.resizeAll);
}
};
// Create the PageDown editor
var insertLinkCallback = undefined;
core.createEditor = function(onTextChange) {
var firstChange = true;
skipScrollLink = true;
lastPreviewScrollTop = -9;
$("#wmd-input, #wmd-preview").scrollTop(0);
$("#wmd-button-bar").empty();
var converter = new Markdown.Converter();
if(core.settings.converterType.indexOf("markdown-extra") === 0) {
// Markdown extra customized converter
var options = {};
if(core.settings.converterType == "markdown-extra-prettify") {
options.highlighter = "prettify";
}
Markdown.Extra.init(converter, options);
}
// Convert email addresses (not managed by pagedown)
converter.hooks.chain("postConversion", function(text) {
return text.replace(/<(mailto\:)?([^\s>]+@[^\s>]+\.\S+?)>/g, function(match, mailto, email) {
return '<a href="mailto:' + email + '">' + email + '</a>';
});
});
var editor = new Markdown.Editor(converter);
// Prettify
if(core.settings.converterType == "markdown-extra-prettify") {
editor.hooks.chain("onPreviewRefresh", prettyPrint);
}
var previewRefreshFinished = function() {
if(viewerMode === false && core.settings.scrollLink === true) {
function updateScrollLinkSections() {
// Modify scroll position of the preview not the editor
lastEditorScrollTop = -9;
buildSections();
// Preview may change if images are loading
$("#wmd-preview img").load(function() {
lastEditorScrollTop = -9;
buildSections();
});
}
// MathJax may have change the scroll position. Restore it
$("#wmd-preview").scrollTop(lastPreviewScrollTop);
_.defer(updateScrollLinkSections);
}
};
// MathJax
if(core.settings.enableMathJax === true) {
mathjaxEditing.prepareWmdForMathJax(editor, [["$", "$"], ["\\\\(", "\\\\)"]], function() {
skipScrollLink = true;
}, previewRefreshFinished);
}
else {
editor.hooks.chain("onPreviewRefresh", previewRefreshFinished);
}
// Custom insert link dialog
editor.hooks.set("insertLinkDialog", function (callback) {
insertLinkCallback = callback;
core.resetModalInputs();
$("#modal-insert-link").modal();
_.defer(function() {
$("#input-insert-link").focus();
});
return true;
});
// Custom insert image dialog
editor.hooks.set("insertImageDialog", function (callback) {
insertLinkCallback = callback;
core.resetModalInputs();
$("#modal-insert-image").modal();
_.defer(function() {
$("#input-insert-image").focus();
});
return true;
});
var previewWrapper = function(makePreview) {
return function() {
if(firstChange !== true) {
onTextChange();
}
makePreview();
};
};
if(core.settings.lazyRendering === true) {
previewWrapper = function(makePreview) {
var debouncedMakePreview = _.debounce(makePreview, 500);
return function() {
if(firstChange === true) {
makePreview();
}
else {
onTextChange();
debouncedMakePreview();
}
};
};
}
editor.run(previewWrapper);
firstChange = false;
// Hide default buttons
$(".wmd-button-row").addClass("btn-group").find("li:not(.wmd-spacer)")
.addClass("btn").css("left", 0).find("span").hide();
// Add customized buttons
$("#wmd-bold-button").append($("<i>").addClass("icon-bold"));
$("#wmd-italic-button").append($("<i>").addClass("icon-italic"));
$("#wmd-link-button").append($("<i>").addClass("icon-globe"));
$("#wmd-quote-button").append($("<i>").addClass("icon-indent-left"));
$("#wmd-code-button").append($("<i>").addClass("icon-code"));
$("#wmd-image-button").append($("<i>").addClass("icon-picture"));
$("#wmd-olist-button").append($("<i>").addClass("icon-numbered-list"));
$("#wmd-ulist-button").append($("<i>").addClass("icon-list"));
$("#wmd-heading-button").append($("<i>").addClass("icon-text-height"));
$("#wmd-hr-button").append($("<i>").addClass("icon-hr"));
$("#wmd-undo-button").append($("<i>").addClass("icon-undo"));
$("#wmd-redo-button").append($("<i>").addClass("icon-share-alt"));
};
// Base64 conversion
core.encodeBase64 = function(str) {
if (str.length === 0) {
return "";
}
// UTF-8 to byte array
var bytes = [], offset = 0, length, char;
str = encodeURI(str);
length = str.length;
while (offset < length) {
char = str[offset];
offset += 1;
if ('%' !== char) {
bytes.push(char.charCodeAt(0));
} else {
char = str[offset] + str[offset + 1];
bytes.push(parseInt(char, 16));
offset += 2;
}
}
// byte array to base64
var padchar = '=';
var alpha = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
var i, b10;
var x = [];
var imax = bytes.length - bytes.length % 3;
for (i = 0; i < imax; i += 3) {
b10 = (bytes[i] << 16) | (bytes[i+1] << 8) | bytes[i+2];
x.push(alpha.charAt(b10 >> 18));
x.push(alpha.charAt((b10 >> 12) & 0x3F));
x.push(alpha.charAt((b10 >> 6) & 0x3f));
x.push(alpha.charAt(b10 & 0x3f));
}
switch (bytes.length - imax) {
case 1:
b10 = bytes[i] << 16;
x.push(alpha.charAt(b10 >> 18) + alpha.charAt((b10 >> 12) & 0x3F) +
padchar + padchar);
break;
case 2:
b10 = (bytes[i] << 16) | (bytes[i+1] << 8);
x.push(alpha.charAt(b10 >> 18) + alpha.charAt((b10 >> 12) & 0x3F) +
alpha.charAt((b10 >> 6) & 0x3f) + padchar);
break;
}
return x.join('');
};
// CRC32 algorithm
var mHash = [ 0, 1996959894, 3993919788, 2567524794, 124634137,
1886057615, 3915621685, 2657392035, 249268274, 2044508324,
3772115230, 2547177864, 162941995, 2125561021, 3887607047,
2428444049, 498536548, 1789927666, 4089016648, 2227061214,
450548861, 1843258603, 4107580753, 2211677639, 325883990,
1684777152, 4251122042, 2321926636, 335633487, 1661365465,
4195302755, 2366115317, 997073096, 1281953886, 3579855332,
2724688242, 1006888145, 1258607687, 3524101629, 2768942443,
901097722, 1119000684, 3686517206, 2898065728, 853044451,
1172266101, 3705015759, 2882616665, 651767980, 1373503546,
3369554304, 3218104598, 565507253, 1454621731, 3485111705,
3099436303, 671266974, 1594198024, 3322730930, 2970347812,
795835527, 1483230225, 3244367275, 3060149565, 1994146192,
31158534, 2563907772, 4023717930, 1907459465, 112637215,
2680153253, 3904427059, 2013776290, 251722036, 2517215374,
3775830040, 2137656763, 141376813, 2439277719, 3865271297,
1802195444, 476864866, 2238001368, 4066508878, 1812370925,
453092731, 2181625025, 4111451223, 1706088902, 314042704,
2344532202, 4240017532, 1658658271, 366619977, 2362670323,
4224994405, 1303535960, 984961486, 2747007092, 3569037538,
1256170817, 1037604311, 2765210733, 3554079995, 1131014506,
879679996, 2909243462, 3663771856, 1141124467, 855842277,
2852801631, 3708648649, 1342533948, 654459306, 3188396048,
3373015174, 1466479909, 544179635, 3110523913, 3462522015,
1591671054, 702138776, 2966460450, 3352799412, 1504918807,
783551873, 3082640443, 3233442989, 3988292384, 2596254646,
62317068, 1957810842, 3939845945, 2647816111, 81470997, 1943803523,
3814918930, 2489596804, 225274430, 2053790376, 3826175755,
2466906013, 167816743, 2097651377, 4027552580, 2265490386,
503444072, 1762050814, 4150417245, 2154129355, 426522225,
1852507879, 4275313526, 2312317920, 282753626, 1742555852,
4189708143, 2394877945, 397917763, 1622183637, 3604390888,
2714866558, 953729732, 1340076626, 3518719985, 2797360999,
1068828381, 1219638859, 3624741850, 2936675148, 906185462,
1090812512, 3747672003, 2825379669, 829329135, 1181335161,
3412177804, 3160834842, 628085408, 1382605366, 3423369109,
3138078467, 570562233, 1426400815, 3317316542, 2998733608,
733239954, 1555261956, 3268935591, 3050360625, 752459403,
1541320221, 2607071920, 3965973030, 1969922972, 40735498,
2617837225, 3943577151, 1913087877, 83908371, 2512341634,
3803740692, 2075208622, 213261112, 2463272603, 3855990285,
2094854071, 198958881, 2262029012, 4057260610, 1759359992,
534414190, 2176718541, 4139329115, 1873836001, 414664567,
2282248934, 4279200368, 1711684554, 285281116, 2405801727,
4167216745, 1634467795, 376229701, 2685067896, 3608007406,
1308918612, 956543938, 2808555105, 3495958263, 1231636301,
1047427035, 2932959818, 3654703836, 1088359270, 936918000,
2847714899, 3736837829, 1202900863, 817233897, 3183342108,
3401237130, 1404277552, 615818150, 3134207493, 3453421203,
1423857449, 601450431, 3009837614, 3294710456, 1567103746,
711928724, 3020668471, 3272380065, 1510334235, 755167117 ];
core.crc32 = function(str) {
var n = 0, crc = -1;
for ( var i = 0; i < str.length; i++) {
n = (crc ^ str.charCodeAt(i)) & 0xFF;
crc = (crc >>> 8) ^ mHash[n];
}
crc = crc ^ (-1);
if (crc < 0) {
crc = 0xFFFFFFFF + crc + 1;
}
return crc.toString(16);
};
// Generates a random string
core.randomString = function() {
return _.random(4294967296).toString(36);
};
// Access a URL parameter
core.getURLParameter = function(name) {
var regex = new RegExp(name + "=(.+?)(&|$)");
try {
return decodeURIComponent(regex.exec(location.search)[1]);
} catch (e) {
return undefined;
}
};
// Create an centered popup window
core.popupWindow = function(url, title, w, h) {
var left = (screen.width / 2) - (w / 2);
var top = (screen.height / 2) - (h / 2);
return window
.open(
url,
title,
'toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=no, resizable=no, copyhistory=no, width='
+ w
+ ', height='
+ h
+ ', top='
+ top
+ ', left='
+ left);
};
// Keep a reference to the fileManager
core.setFileManager = function(fileManager) {
core.fileManager = fileManager;
runReadyCallbacks();
};
// onReady event callbacks
var readyCallbacks = [];
core.onReady = function(callback) {
readyCallbacks.push(callback);
runReadyCallbacks();
};
var documentLoaded = false;
function runReadyCallbacks() {
if(documentLoaded === true && core.fileManager !== undefined) {
_.each(readyCallbacks, function(callback) {
callback();
});
readyCallbacks = [];
}
}
$(function() {
documentLoaded = true;
runReadyCallbacks();
});
core.onReady(function() {
// jGrowl configuration
$.jGrowl.defaults.life = 5000;
$.jGrowl.defaults.closer = false;
$.jGrowl.defaults.closeTemplate = '';
$.jGrowl.defaults.position = 'bottom-right';
// listen to online/offline events
$(window).on('offline', core.setOffline);
$(window).on('online', core.setOnline);
if (navigator.onLine === false) {
core.setOffline();
}
// Detect user activity
$(document).mousemove(setUserActive).keypress(setUserActive);
// Avoid dropdown to close when clicking on submenu
$(".dropdown-submenu > a").click(function(e) {
e.stopPropagation();
});
// Click events on "insert link" and "insert image" dialog buttons
$(".action-insert-link").click(function(e) {
var value = core.getInputValue($("#input-insert-link"), e);
if(value !== undefined) {
insertLinkCallback(value);
}
});
$(".action-insert-image").click(function(e) {
var value = core.getInputValue($("#input-insert-image"), e);
if(value !== undefined) {
insertLinkCallback(value);
}
});
$(".action-close-insert-link").click(function(e) {
insertLinkCallback(null);
});
// Settings loading/saving
core.loadSettings();
$(".action-load-settings").click(function() {
core.loadSettings();
});
$(".action-apply-settings").click(function(e) {
core.saveSettings(e);
if(!e.isPropagationStopped()) {
window.location.reload();
}
});
$(".action-default-settings").click(function() {
localStorage.removeItem("settings");
window.location.reload();
});
$(".action-app-reset").click(function() {
localStorage.clear();
window.location.reload();
});
// UI layout
$("#menu-bar, .ui-layout-center, .ui-layout-east, .ui-layout-south").removeClass("hide");
core.createLayout();
// Editor's textarea
$("#wmd-input, #md-section-helper").css({
// Apply editor font size
"font-size": core.settings.editorFontSize + "px",
"line-height": Math.round(core.settings.editorFontSize * (20/14)) + "px"
});
// Manage tab key
$("#wmd-input").keydown(function(e) {
if(e.keyCode === 9) {
var value = $(this).val();
var start = this.selectionStart;
var end = this.selectionEnd;
// IE8 does not support selection attributes
if(start === undefined || end === undefined) {
return;
}
$(this).val(value.substring(0, start) + "\t" + value.substring(end));
this.selectionStart = this.selectionEnd = start + 1;
e.preventDefault();
}
});
// Tooltips
$(".tooltip-scroll-link").tooltip({
html: true,
container: '#modal-settings',
placement: 'right',
title: ['Scroll Link is a feature that binds together editor and preview scrollbars. ',
'It allows you to keep an eye on the preview while scrolling the editor and vice versa. ',
'<br><br>',
'The mapping between Markdown and HTML is based on the position of the title elements (h1, h2, ...) in the page. ',
'Therefore, if your document does not contain any title, the mapping will be linear and consequently less efficient.',
].join("")
});
$(".tooltip-lazy-rendering").tooltip({
container: '#modal-settings',
placement: 'right',
title: 'Disable preview rendering while typing in order to offload CPU. Refresh preview after 500 ms of inactivity.'
});
$(".tooltip-default-content").tooltip({
html: true,
container: '#modal-settings',
placement: 'right',
title: 'Thanks for supporting StackEdit by adding a backlink in your documents!'
});
$(".tooltip-template").tooltip({
html: true,
container: '#modal-settings',
placement: 'right',
trigger: 'manual',
title: ['Available variables:<br>',
'<ul><li><b>documentTitle</b>: document title</li>',
'<li><b>documentMarkdown</b>: document in Markdown format</li>',
'<li><b>documentHTML</b>: document in HTML format</li>',
'<li><b>publishAttributes</b>: attributes of the publish location (undefined when using "Save")</li></ul>',
'Examples:<br>',
_.escape('<title><%= documentTitle %></title>'),
'<br>',
_.escape('<div><%- documentHTML %></div>'),
'<br>',
_.escape('<% if(publishAttributes.provider == "github") print(documentMarkdown); %>'),
'<br><br><a target="_blank" href="http://underscorejs.org/#template">More info</a>',
].join("")
}).click(function(e) {
$(this).tooltip('show');
e.stopPropagation();
});
$(document).click(function(e) {
$(".tooltip-template").tooltip('hide');
});
// Reset inputs
$(".action-reset-input").click(function() {
core.resetModalInputs();
});
// Do periodic tasks
intervalId = window.setInterval(function() {
updateCurrentTime();
core.checkWindowUnique();
if(isUserActive() === true || viewerMode === true) {
_.each(periodicCallbacks, function(callback) {
callback();
});
checkOnline();
}
}, 1000);
});
return core;
});