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diff --git a/src/js/simplemde.js b/src/js/simplemde.js
index c0bc34e..1069863 100644
--- a/src/js/simplemde.js
+++ b/src/js/simplemde.js
@@ -1,1290 +1,1345 @@
/*global require,module*/
"use strict";
var CodeMirror = require("codemirror");
require("codemirror/addon/edit/continuelist.js");
require("./codemirror/tablist");
require("codemirror/addon/display/fullscreen.js");
require("codemirror/mode/markdown/markdown.js");
require("codemirror/addon/mode/overlay.js");
require("codemirror/mode/gfm/gfm.js");
require("codemirror/mode/xml/xml.js");
require("spell-checker");
var marked = require("marked");
var isMac = /Mac/.test(navigator.platform);
var shortcuts = {
"Cmd-B": toggleBold,
"Cmd-I": toggleItalic,
"Cmd-K": drawLink,
"Cmd-H": toggleHeadingSmaller,
"Shift-Cmd-H": toggleHeadingBigger,
"Cmd-Alt-I": drawImage,
"Cmd-'": toggleBlockquote,
"Cmd-Alt-L": toggleOrderedList,
"Cmd-L": toggleUnorderedList,
"Cmd-Alt-C": toggleCodeBlock,
"Cmd-P": togglePreview
};
var isMobile = function() {
var check = false;
(function(a){if(/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino|android|ipad|playbook|silk/i.test(a)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(a.substr(0,4)))check = true;})(navigator.userAgent||navigator.vendor||window.opera);
return check;
};
/**
* Fix shortcut. Mac use Command, others use Ctrl.
*/
function fixShortcut(name) {
if(isMac) {
name = name.replace("Ctrl", "Cmd");
} else {
name = name.replace("Cmd", "Ctrl");
}
return name;
}
/**
* Create icon element for toolbar.
*/
function createIcon(options, enableTooltips) {
options = options || {};
var el = document.createElement("a");
enableTooltips = (enableTooltips == undefined) ? true : enableTooltips;
if(options.title && enableTooltips) {
el.title = options.title;
if(isMac) {
el.title = el.title.replace("Ctrl", "⌘");
el.title = el.title.replace("Alt", "⌥");
}
}
el.className = options.className;
return el;
}
function createSep() {
var el = document.createElement("i");
el.className = "separator";
el.innerHTML = "|";
return el;
}
/**
* The state of CodeMirror at the given position.
*/
function getState(cm, pos) {
pos = pos || cm.getCursor("start");
var stat = cm.getTokenAt(pos);
if(!stat.type) return {};
var types = stat.type.split(" ");
var ret = {},
data, text;
for(var i = 0; i < types.length; i++) {
data = types[i];
if(data === "strong") {
ret.bold = true;
} else if(data === "variable-2") {
text = cm.getLine(pos.line);
if(/^\s*\d+\.\s/.test(text)) {
ret["ordered-list"] = true;
} else {
ret["unordered-list"] = true;
}
} else if(data === "atom") {
ret.quote = true;
} else if(data === "em") {
ret.italic = true;
} else if(data === "quote") {
ret.quote = true;
} else if(data === "strikethrough") {
ret.strikethrough = true;
} else if(data === "comment") {
ret.code = true;
}
}
return ret;
}
// Saved overflow setting
var saved_overflow = "";
/**
* Toggle full screen of the editor.
*/
function toggleFullScreen(editor) {
// Set fullscreen
var cm = editor.codemirror;
cm.setOption("fullScreen", !cm.getOption("fullScreen"));
// Prevent scrolling on body during fullscreen active
if(cm.getOption("fullScreen")) {
saved_overflow = document.body.style.overflow;
document.body.style.overflow = "hidden";
} else {
document.body.style.overflow = saved_overflow;
}
// Update toolbar class
var wrap = cm.getWrapperElement();
if(!/fullscreen/.test(wrap.previousSibling.className)) {
wrap.previousSibling.className += " fullscreen";
} else {
wrap.previousSibling.className = wrap.previousSibling.className.replace(/\s*fullscreen\b/, "");
}
// Update toolbar button
var toolbarButton = editor.toolbarElements.fullscreen;
if(!/active/.test(toolbarButton.className)) {
toolbarButton.className += " active";
} else {
toolbarButton.className = toolbarButton.className.replace(/\s*active\s*/g, "");
}
// Hide side by side if needed
var sidebyside = cm.getWrapperElement().nextSibling;
if(/editor-preview-active-side/.test(sidebyside.className))
toggleSideBySide(editor);
}
/**
* Action for toggling bold.
*/
function toggleBold(editor) {
_toggleBlock(editor, "bold", "**");
}
/**
* Action for toggling italic.
*/
function toggleItalic(editor) {
_toggleBlock(editor, "italic", "*");
}
/**
* Action for toggling strikethrough.
*/
function toggleStrikethrough(editor) {
_toggleBlock(editor, "strikethrough", "~~");
}
/**
* Action for toggling code block.
*/
function toggleCodeBlock(editor) {
_toggleBlock(editor, "code", "```\r\n", "\r\n```");
}
/**
* Action for toggling blockquote.
*/
function toggleBlockquote(editor) {
var cm = editor.codemirror;
_toggleLine(cm, "quote");
}
/**
* Action for toggling heading size: normal -> h1 -> h2 -> h3 -> h4 -> h5 -> h6 -> normal
*/
function toggleHeadingSmaller(editor) {
var cm = editor.codemirror;
_toggleHeading(cm, "smaller");
}
/**
* Action for toggling heading size: normal -> h6 -> h5 -> h4 -> h3 -> h2 -> h1 -> normal
*/
function toggleHeadingBigger(editor) {
var cm = editor.codemirror;
_toggleHeading(cm, "bigger");
}
/**
* Action for toggling heading size 1
*/
function toggleHeading1(editor) {
var cm = editor.codemirror;
_toggleHeading(cm, undefined, 1);
}
/**
* Action for toggling heading size 2
*/
function toggleHeading2(editor) {
var cm = editor.codemirror;
_toggleHeading(cm, undefined, 2);
}
/**
* Action for toggling heading size 3
*/
function toggleHeading3(editor) {
var cm = editor.codemirror;
_toggleHeading(cm, undefined, 3);
}
/**
* Action for toggling ul.
*/
function toggleUnorderedList(editor) {
var cm = editor.codemirror;
_toggleLine(cm, "unordered-list");
}
/**
* Action for toggling ol.
*/
function toggleOrderedList(editor) {
var cm = editor.codemirror;
_toggleLine(cm, "ordered-list");
}
-
/**
* Action for drawing a link.
*/
function drawLink(editor) {
var cm = editor.codemirror;
var stat = getState(cm);
- _replaceSelection(cm, stat.link, "[", "](http://)");
+ var options = editor.options;
+ _replaceSelection(cm, stat.link, options.replaceTexts.link);
}
-
/**
* Action for drawing an img.
*/
function drawImage(editor) {
var cm = editor.codemirror;
var stat = getState(cm);
- _replaceSelection(cm, stat.image, "![](http://", ")");
+ var options = editor.options;
+ _replaceSelection(cm, stat.image, options.replaceTexts.image);
}
-
/**
* Action for drawing a horizontal rule.
*/
function drawHorizontalRule(editor) {
var cm = editor.codemirror;
var stat = getState(cm);
- _replaceSelection(cm, stat.image, "", "\n\n-----\n\n");
+ var options = editor.options;
+ _replaceSelection(cm, stat.image, options.replaceTexts.horizontalRule);
}
/**
* Undo action.
*/
function undo(editor) {
var cm = editor.codemirror;
cm.undo();
cm.focus();
}
/**
* Redo action.
*/
function redo(editor) {
var cm = editor.codemirror;
cm.redo();
cm.focus();
}
/**
* Toggle side by side preview
*/
function toggleSideBySide(editor) {
var cm = editor.codemirror;
var wrapper = cm.getWrapperElement();
var preview = wrapper.nextSibling;
var toolbarButton = editor.toolbarElements["side-by-side"];
if(/editor-preview-active-side/.test(preview.className)) {
preview.className = preview.className.replace(
/\s*editor-preview-active-side\s*/g, ""
);
toolbarButton.className = toolbarButton.className.replace(/\s*active\s*/g, "");
wrapper.className = wrapper.className.replace(/\s*CodeMirror-sided\s*/g, " ");
} else {
// When the preview button is clicked for the first time,
// give some time for the transition from editor.css to fire and the view to slide from right to left,
// instead of just appearing.
setTimeout(function() {
if(!cm.getOption("fullScreen"))
toggleFullScreen(editor);
preview.className += " editor-preview-active-side";
}, 1);
toolbarButton.className += " active";
wrapper.className += " CodeMirror-sided";
}
// Hide normal preview if active
var previewNormal = wrapper.lastChild;
if(/editor-preview-active/.test(previewNormal.className)) {
previewNormal.className = previewNormal.className.replace(
/\s*editor-preview-active\s*/g, ""
);
var toolbar = editor.toolbarElements.preview;
var toolbar_div = wrapper.previousSibling;
toolbar.className = toolbar.className.replace(/\s*active\s*/g, "");
toolbar_div.className = toolbar_div.className.replace(/\s*disabled-for-preview*/g, "");
}
// Start preview with the current text
preview.innerHTML = editor.options.previewRender(editor.value(), preview);
// Updates preview
cm.on("update", function() {
preview.innerHTML = editor.options.previewRender(editor.value(), preview);
});
}
/**
* Preview action.
*/
function togglePreview(editor) {
var cm = editor.codemirror;
var wrapper = cm.getWrapperElement();
var toolbar_div = wrapper.previousSibling;
var toolbar = editor.toolbarElements.preview;
var preview = wrapper.lastChild;
if(!preview || !/editor-preview/.test(preview.className)) {
preview = document.createElement("div");
preview.className = "editor-preview";
wrapper.appendChild(preview);
}
if(/editor-preview-active/.test(preview.className)) {
preview.className = preview.className.replace(
/\s*editor-preview-active\s*/g, ""
);
toolbar.className = toolbar.className.replace(/\s*active\s*/g, "");
toolbar_div.className = toolbar_div.className.replace(/\s*disabled-for-preview*/g, "");
} else {
// When the preview button is clicked for the first time,
// give some time for the transition from editor.css to fire and the view to slide from right to left,
// instead of just appearing.
setTimeout(function() {
preview.className += " editor-preview-active";
}, 1);
toolbar.className += " active";
toolbar_div.className += " disabled-for-preview";
}
preview.innerHTML = editor.options.previewRender(editor.value(), preview);
// Turn off side by side if needed
var sidebyside = cm.getWrapperElement().nextSibling;
if(/editor-preview-active-side/.test(sidebyside.className))
toggleSideBySide(editor);
}
-function _replaceSelection(cm, active, start, end) {
+function _replaceSelection(cm, active, startEnd) {
if(/editor-preview-active/.test(cm.getWrapperElement().lastChild.className))
return;
var text;
+ var start = startEnd[0];
+ var end = startEnd[1];
var startPoint = cm.getCursor("start");
var endPoint = cm.getCursor("end");
if(active) {
text = cm.getLine(startPoint.line);
start = text.slice(0, startPoint.ch);
end = text.slice(startPoint.ch);
cm.replaceRange(start + end, {
line: startPoint.line,
ch: 0
});
} else {
text = cm.getSelection();
cm.replaceSelection(start + text + end);
startPoint.ch += start.length;
if(startPoint !== endPoint) {
endPoint.ch += start.length;
}
}
cm.setSelection(startPoint, endPoint);
cm.focus();
}
function _toggleHeading(cm, direction, size) {
if(/editor-preview-active/.test(cm.getWrapperElement().lastChild.className))
return;
var startPoint = cm.getCursor("start");
var endPoint = cm.getCursor("end");
for(var i = startPoint.line; i <= endPoint.line; i++) {
(function(i) {
var text = cm.getLine(i);
var currHeadingLevel = text.search(/[^#]/);
if(direction !== undefined) {
if(currHeadingLevel <= 0) {
if(direction == "bigger") {
text = "###### " + text;
} else {
text = "# " + text;
}
} else if(currHeadingLevel == 6 && direction == "smaller") {
text = text.substr(7);
} else if(currHeadingLevel == 1 && direction == "bigger") {
text = text.substr(2);
} else {
if(direction == "bigger") {
text = text.substr(1);
} else {
text = "#" + text;
}
}
} else {
if(size == 1) {
if(currHeadingLevel <= 0) {
text = "# " + text;
} else if(currHeadingLevel == size) {
text = text.substr(currHeadingLevel + 1);
} else {
text = "# " + text.substr(currHeadingLevel + 1);
}
} else if(size == 2) {
if(currHeadingLevel <= 0) {
text = "## " + text;
} else if(currHeadingLevel == size) {
text = text.substr(currHeadingLevel + 1);
} else {
text = "## " + text.substr(currHeadingLevel + 1);
}
} else {
if(currHeadingLevel <= 0) {
text = "### " + text;
} else if(currHeadingLevel == size) {
text = text.substr(currHeadingLevel + 1);
} else {
text = "### " + text.substr(currHeadingLevel + 1);
}
}
}
cm.replaceRange(text, {
line: i,
ch: 0
}, {
line: i,
ch: 99999999999999
});
})(i);
}
cm.focus();
}
function _toggleLine(cm, name) {
if(/editor-preview-active/.test(cm.getWrapperElement().lastChild.className))
return;
var stat = getState(cm);
var startPoint = cm.getCursor("start");
var endPoint = cm.getCursor("end");
var repl = {
"quote": /^(\s*)\>\s+/,
"unordered-list": /^(\s*)(\*|\-|\+)\s+/,
"ordered-list": /^(\s*)\d+\.\s+/
};
var map = {
"quote": "> ",
"unordered-list": "* ",
"ordered-list": "1. "
};
for(var i = startPoint.line; i <= endPoint.line; i++) {
(function(i) {
var text = cm.getLine(i);
if(stat[name]) {
text = text.replace(repl[name], "$1");
} else {
text = map[name] + text;
}
cm.replaceRange(text, {
line: i,
ch: 0
}, {
line: i,
ch: 99999999999999
});
})(i);
}
cm.focus();
}
function _toggleBlock(editor, type, start_chars, end_chars) {
if(/editor-preview-active/.test(editor.codemirror.getWrapperElement().lastChild.className))
return;
end_chars = (typeof end_chars === "undefined") ? start_chars : end_chars;
var cm = editor.codemirror;
var stat = getState(cm);
var text;
var start = start_chars;
var end = end_chars;
var startPoint = cm.getCursor("start");
var endPoint = cm.getCursor("end");
if(stat[type]) {
text = cm.getLine(startPoint.line);
start = text.slice(0, startPoint.ch);
end = text.slice(startPoint.ch);
if(type == "bold") {
start = start.replace(/(\*\*|__)(?![\s\S]*(\*\*|__))/, "");
end = end.replace(/(\*\*|__)/, "");
} else if(type == "italic") {
start = start.replace(/(\*|_)(?![\s\S]*(\*|_))/, "");
end = end.replace(/(\*|_)/, "");
} else if(type == "strikethrough") {
start = start.replace(/(\*\*|~~)(?![\s\S]*(\*\*|~~))/, "");
end = end.replace(/(\*\*|~~)/, "");
}
cm.replaceRange(start + end, {
line: startPoint.line,
ch: 0
}, {
line: startPoint.line,
ch: 99999999999999
});
if(type == "bold" || type == "strikethrough") {
startPoint.ch -= 2;
if(startPoint !== endPoint) {
endPoint.ch -= 2;
}
} else if(type == "italic") {
startPoint.ch -= 1;
if(startPoint !== endPoint) {
endPoint.ch -= 1;
}
}
} else {
text = cm.getSelection();
if(type == "bold") {
text = text.split("**").join("");
text = text.split("__").join("");
} else if(type == "italic") {
text = text.split("*").join("");
text = text.split("_").join("");
} else if(type == "strikethrough") {
text = text.split("~~").join("");
}
cm.replaceSelection(start + text + end);
startPoint.ch += start_chars.length;
endPoint.ch = startPoint.ch + text.length;
}
cm.setSelection(startPoint, endPoint);
cm.focus();
}
+/**
+ * Merge the properties of one object into another.
+ *
+ * @param {Object} target The object where the properties will be copied
+ * @param {Object} source The object whose properties will be copied
+ *
+ * @returns {Object}
+ */
+function _mergeProperties(target, source) {
+ for(var property in source) {
+ if (source.hasOwnProperty(property)) {
+ if (source[property] instanceof Array) {
+ target[property] = source[property].concat(target[property] instanceof Array ? target[property] : []);
+ } else if (
+ source[property] !== null &&
+ typeof source[property] === 'object' &&
+ source[property].constructor === Object
+ ) {
+ target[property] = mergeProperties(target[property] || {}, source[property]);
+ } else {
+ target[property] = source[property];
+ }
+ }
+ }
+
+ return target;
+}
+
+/**
+ * Merge an arbitrary number of objects into one.
+ * This function modifies the <code>target</code> object but also returns it.
+ *
+ * @param {Object} target The target object of the merge
+ *
+ * @returns {Object}
+ */
+function extend(target) {
+ for(var i = 1; i < arguments.length; i++) {
+ target = _mergeProperties(target, arguments[i]);
+ }
+
+ return target;
+}
/* The right word count in respect for CJK. */
function wordCount(data) {
var pattern = /[a-zA-Z0-9_\u0392-\u03c9]+|[\u4E00-\u9FFF\u3400-\u4dbf\uf900-\ufaff\u3040-\u309f\uac00-\ud7af]+/g;
var m = data.match(pattern);
var count = 0;
if(m === null) return count;
for(var i = 0; i < m.length; i++) {
if(m[i].charCodeAt(0) >= 0x4E00) {
count += m[i].length;
} else {
count += 1;
}
}
return count;
}
var toolbarBuiltInButtons = {
"bold": {
name: "bold",
action: toggleBold,
className: "fa fa-bold",
title: "Bold (Ctrl+B)"
},
"italic": {
name: "italic",
action: toggleItalic,
className: "fa fa-italic",
title: "Italic (Ctrl+I)"
},
"strikethrough": {
name: "strikethrough",
action: toggleStrikethrough,
className: "fa fa-strikethrough",
title: "Strikethrough"
},
"heading": {
name: "heading",
action: toggleHeadingSmaller,
className: "fa fa-header",
title: "Heading (Ctrl+H)"
},
"heading-smaller": {
name: "heading-smaller",
action: toggleHeadingSmaller,
className: "fa fa-header fa-header-x fa-header-smaller",
title: "Smaller Heading (Ctrl+H)"
},
"heading-bigger": {
name: "heading-bigger",
action: toggleHeadingBigger,
className: "fa fa-header fa-header-x fa-header-bigger",
title: "Bigger Heading (Shift+Ctrl+H)"
},
"heading-1": {
name: "heading-1",
action: toggleHeading1,
className: "fa fa-header fa-header-x fa-header-1",
title: "Big Heading"
},
"heading-2": {
name: "heading-2",
action: toggleHeading2,
className: "fa fa-header fa-header-x fa-header-2",
title: "Medium Heading"
},
"heading-3": {
name: "heading-3",
action: toggleHeading3,
className: "fa fa-header fa-header-x fa-header-3",
title: "Small Heading"
},
"code": {
name: "code",
action: toggleCodeBlock,
className: "fa fa-code",
title: "Code (Ctrl+Alt+C)"
},
"quote": {
name: "quote",
action: toggleBlockquote,
className: "fa fa-quote-left",
title: "Quote (Ctrl+')"
},
"unordered-list": {
name: "unordered-list",
action: toggleUnorderedList,
className: "fa fa-list-ul",
title: "Generic List (Ctrl+L)"
},
"ordered-list": {
name: "ordered-list",
action: toggleOrderedList,
className: "fa fa-list-ol",
title: "Numbered List (Ctrl+Alt+L)"
},
"link": {
name: "link",
action: drawLink,
className: "fa fa-link",
title: "Create Link (Ctrl+K)"
},
"image": {
name: "image",
action: drawImage,
className: "fa fa-picture-o",
title: "Insert Image (Ctrl+Alt+I)"
},
"horizontal-rule": {
name: "horizontal-rule",
action: drawHorizontalRule,
className: "fa fa-minus",
title: "Insert Horizontal Line"
},
"preview": {
name: "preview",
action: togglePreview,
className: "fa fa-eye no-disable",
title: "Toggle Preview (Ctrl+P)"
},
"side-by-side": {
name: "side-by-side",
action: toggleSideBySide,
className: "fa fa-columns no-disable no-mobile",
title: "Toggle Side by Side (F9)"
},
"fullscreen": {
name: "fullscreen",
action: toggleFullScreen,
className: "fa fa-arrows-alt no-disable no-mobile",
title: "Toggle Fullscreen (F11)"
},
"guide": {
name: "guide",
action: "http://nextstepwebs.github.io/simplemde-markdown-editor/markdown-guide",
className: "fa fa-question-circle",
title: "Markdown Guide"
}
};
+var replaceTexts = {
+ link: ["[", "](http://)"],
+ image: ["![](http://", ")"],
+ horizontalRule: ["", "\n\n-----\n\n"]
+};
+
/**
* Interface of SimpleMDE.
*/
function SimpleMDE(options) {
// Handle options parameter
options = options || {};
// Used later to refer to it"s parent
options.parent = this;
// Check if Font Awesome needs to be auto downloaded
var autoDownloadFA = true;
if(options.autoDownloadFontAwesome === false) {
autoDownloadFA = false;
}
if(options.autoDownloadFontAwesome !== true) {
var styleSheets = document.styleSheets;
for(var i = 0; i < styleSheets.length; i++) {
if(!styleSheets[i].href)
continue;
if(styleSheets[i].href.indexOf("//maxcdn.bootstrapcdn.com/font-awesome/") > -1) {
autoDownloadFA = false;
}
}
}
if(autoDownloadFA) {
var link = document.createElement("link");
link.rel = "stylesheet";
link.href = "https://maxcdn.bootstrapcdn.com/font-awesome/latest/css/font-awesome.min.css";
document.getElementsByTagName("head")[0].appendChild(link);
}
// Find the textarea to use
if(options.element) {
this.element = options.element;
} else if(options.element === null) {
// This means that the element option was specified, but no element was found
console.log("SimpleMDE: Error. No element was found.");
return;
}
// Handle toolbar and status bar
if(options.toolbar !== false)
options.toolbar = options.toolbar || SimpleMDE.toolbar;
if(!options.hasOwnProperty("status")) {
options.status = ["autosave", "lines", "words", "cursor"];
}
// Add default preview rendering function
if(!options.previewRender) {
options.previewRender = function(plainText) {
// Note: "this" refers to the options object
return this.parent.markdown(plainText);
};
}
// Set default options for parsing config
options.parsingConfig = options.parsingConfig || {};
+
+ // Merging the replaceTexts, with the given options
+ options.replaceTexts = extend({}, replaceTexts, options.replaceTexts || {});
+
// Update this options
this.options = options;
// Auto render
this.render();
// The codemirror component is only available after rendering
// so, the setter for the initialValue can only run after
// the element has been rendered
if(options.initialValue) {
this.value(options.initialValue);
}
}
/**
* Default toolbar elements.
*/
SimpleMDE.toolbar = ["bold", "italic", "heading", "|", "quote", "unordered-list", "ordered-list", "|", "link", "image", "|", "preview", "side-by-side", "fullscreen", "guide"];
/**
* Default markdown render.
*/
SimpleMDE.prototype.markdown = function(text) {
if(marked) {
// Initialize
var markedOptions = {};
// Update options
if(this.options && this.options.renderingConfig && this.options.renderingConfig.singleLineBreaks !== false) {
markedOptions.breaks = true;
}
if(this.options && this.options.renderingConfig && this.options.renderingConfig.codeSyntaxHighlighting === true && window.hljs) {
markedOptions.highlight = function(code) {
return window.hljs.highlightAuto(code).value;
};
}
// Set options
marked.setOptions(markedOptions);
// Return
return marked(text);
}
};
/**
* Render editor to the given element.
*/
SimpleMDE.prototype.render = function(el) {
if(!el) {
el = this.element || document.getElementsByTagName("textarea")[0];
}
if(this._rendered && this._rendered === el) {
// Already rendered.
return;
}
this.element = el;
var options = this.options;
var self = this;
var keyMaps = {};
for(var key in shortcuts) {
(function(key) {
keyMaps[fixShortcut(key)] = function() {
shortcuts[key](self);
};
})(key);
}
keyMaps["Enter"] = "newlineAndIndentContinueMarkdownList";
keyMaps["Tab"] = "tabAndIndentMarkdownList";
keyMaps["Shift-Tab"] = "shiftTabAndUnindentMarkdownList";
keyMaps["F11"] = function() {
toggleFullScreen(self);
};
keyMaps["F9"] = function() {
toggleSideBySide(self);
};
keyMaps["Esc"] = function(cm) {
if(cm.getOption("fullScreen")) toggleFullScreen(self);
};
var mode, backdrop;
if(options.spellChecker !== false) {
mode = "spell-checker";
backdrop = options.parsingConfig;
backdrop.name = "gfm";
backdrop.gitHubSpice = false;
} else {
mode = options.parsingConfig;
mode.name = "gfm";
mode.gitHubSpice = false;
}
this.codemirror = CodeMirror.fromTextArea(el, {
mode: mode,
backdrop: backdrop,
theme: "paper",
tabSize: (options.tabSize != undefined) ? options.tabSize : 2,
indentUnit: (options.tabSize != undefined) ? options.tabSize : 2,
indentWithTabs: (options.indentWithTabs === false) ? false : true,
lineNumbers: false,
autofocus: (options.autofocus === true) ? true : false,
extraKeys: keyMaps,
lineWrapping: (options.lineWrapping === false) ? false : true,
allowDropFileTypes: ["text/plain"]
});
if(options.toolbar !== false) {
this.createToolbar();
}
if(options.status !== false) {
this.createStatusbar();
}
if(options.autosave != undefined && options.autosave.enabled === true) {
this.autosave();
}
this.createSideBySide();
this._rendered = this.element;
};
SimpleMDE.prototype.autosave = function() {
var content = this.value();
var simplemde = this;
if(this.options.autosave.unique_id == undefined || this.options.autosave.unique_id == "") {
console.log("SimpleMDE: You must set a unique_id to use the autosave feature");
return;
}
if(simplemde.element.form != null && simplemde.element.form != undefined) {
simplemde.element.form.addEventListener("submit", function() {
localStorage.setItem(simplemde.options.autosave.unique_id, "");
});
}
if(this.options.autosave.loaded !== true) {
if(localStorage.getItem(this.options.autosave.unique_id) != null)
this.codemirror.setValue(localStorage.getItem(this.options.autosave.unique_id));
this.options.autosave.loaded = true;
}
if(localStorage) {
localStorage.setItem(this.options.autosave.unique_id, content);
}
var el = document.getElementById("autosaved");
if(el != null && el != undefined && el != "") {
var d = new Date();
var hh = d.getHours();
var m = d.getMinutes();
var dd = "am";
var h = hh;
if(h >= 12) {
h = hh - 12;
dd = "pm";
}
if(h == 0) {
h = 12;
}
m = m < 10 ? "0" + m : m;
el.innerHTML = "Autosaved: " + h + ":" + m + " " + dd;
}
setTimeout(function() {
simplemde.autosave();
}, this.options.autosave.delay || 10000);
};
SimpleMDE.prototype.createSideBySide = function() {
var cm = this.codemirror;
var wrapper = cm.getWrapperElement();
var preview = wrapper.nextSibling;
if(!preview || !/editor-preview-side/.test(preview.className)) {
preview = document.createElement("div");
preview.className = "editor-preview-side";
wrapper.parentNode.insertBefore(preview, wrapper.nextSibling);
}
// Syncs scroll editor -> preview
var cScroll = false;
var pScroll = false;
cm.on("scroll", function(v) {
if(cScroll) {
cScroll = false;
return;
}
pScroll = true;
var height = v.getScrollInfo().height - v.getScrollInfo().clientHeight;
var ratio = parseFloat(v.getScrollInfo().top) / height;
var move = (preview.scrollHeight - preview.clientHeight) * ratio;
preview.scrollTop = move;
});
// Syncs scroll preview -> editor
preview.onscroll = function() {
if(pScroll) {
pScroll = false;
return;
}
cScroll = true;
var height = preview.scrollHeight - preview.clientHeight;
var ratio = parseFloat(preview.scrollTop) / height;
var move = (cm.getScrollInfo().height - cm.getScrollInfo().clientHeight) * ratio;
cm.scrollTo(0, move);
};
return true;
};
SimpleMDE.prototype.createToolbar = function(items) {
items = items || this.options.toolbar;
if(!items || items.length === 0) {
return;
}
var i;
for(i = 0; i < items.length; i++) {
if(toolbarBuiltInButtons[items[i]] != undefined) {
items[i] = toolbarBuiltInButtons[items[i]];
}
}
var bar = document.createElement("div");
bar.className = "editor-toolbar";
var self = this;
var toolbar_data = {};
self.toolbar = items;
for(i = 0; i < items.length; i++) {
if(items[i].name == "guide" && self.options.toolbarGuideIcon === false)
continue;
if(self.options.hideIcons && self.options.hideIcons.indexOf(items[i].name) != -1)
continue;
// Fullscreen does not work well on mobile devices (even tablets)
// In the future, hopefully this can be resolved
if((items[i].name == "fullscreen" || items[i].name == "side-by-side") && isMobile())
continue;
(function(item) {
var el;
if(item === "|") {
el = createSep();
} else {
el = createIcon(item, self.options.toolbarTips);
}
// bind events, special for info
if(item.action) {
if(typeof item.action === "function") {
el.onclick = function() {
item.action(self);
};
} else if(typeof item.action === "string") {
el.href = item.action;
el.target = "_blank";
}
}
toolbar_data[item.name || item] = el;
bar.appendChild(el);
})(items[i]);
}
self.toolbarElements = toolbar_data;
var cm = this.codemirror;
cm.on("cursorActivity", function() {
var stat = getState(cm);
for(var key in toolbar_data) {
(function(key) {
var el = toolbar_data[key];
if(stat[key]) {
el.className += " active";
} else if(key != "fullscreen" && key != "side-by-side") {
el.className = el.className.replace(/\s*active\s*/g, "");
}
})(key);
}
});
var cmWrapper = cm.getWrapperElement();
cmWrapper.parentNode.insertBefore(bar, cmWrapper);
return bar;
};
SimpleMDE.prototype.createStatusbar = function(status) {
status = status || this.options.status;
var options = this.options;
if(!status || status.length === 0) return;
var bar = document.createElement("div");
bar.className = "editor-statusbar";
var pos, cm = this.codemirror;
for(var i = 0; i < status.length; i++) {
(function(name) {
var el = document.createElement("span");
el.className = name;
if(name === "words") {
el.innerHTML = "0";
cm.on("update", function() {
el.innerHTML = wordCount(cm.getValue());
});
} else if(name === "lines") {
el.innerHTML = "0";
cm.on("update", function() {
el.innerHTML = cm.lineCount();
});
} else if(name === "cursor") {
el.innerHTML = "0:0";
cm.on("cursorActivity", function() {
pos = cm.getCursor();
el.innerHTML = pos.line + ":" + pos.ch;
});
} else if(name === "autosave") {
if(options.autosave != undefined && options.autosave.enabled === true) {
el.setAttribute("id", "autosaved");
}
}
bar.appendChild(el);
})(status[i]);
}
var cmWrapper = this.codemirror.getWrapperElement();
cmWrapper.parentNode.insertBefore(bar, cmWrapper.nextSibling);
return bar;
};
/**
* Get or set the text content.
*/
SimpleMDE.prototype.value = function(val) {
if(val === undefined) {
return this.codemirror.getValue();
} else {
this.codemirror.getDoc().setValue(val);
return this;
}
};
/**
* Bind static methods for exports.
*/
SimpleMDE.toggleBold = toggleBold;
SimpleMDE.toggleItalic = toggleItalic;
SimpleMDE.toggleStrikethrough = toggleStrikethrough;
SimpleMDE.toggleBlockquote = toggleBlockquote;
SimpleMDE.toggleHeadingSmaller = toggleHeadingSmaller;
SimpleMDE.toggleHeadingBigger = toggleHeadingBigger;
SimpleMDE.toggleHeading1 = toggleHeading1;
SimpleMDE.toggleHeading2 = toggleHeading2;
SimpleMDE.toggleHeading3 = toggleHeading3;
SimpleMDE.toggleCodeBlock = toggleCodeBlock;
SimpleMDE.toggleUnorderedList = toggleUnorderedList;
SimpleMDE.toggleOrderedList = toggleOrderedList;
SimpleMDE.drawLink = drawLink;
SimpleMDE.drawImage = drawImage;
SimpleMDE.drawHorizontalRule = drawHorizontalRule;
SimpleMDE.undo = undo;
SimpleMDE.redo = redo;
SimpleMDE.togglePreview = togglePreview;
SimpleMDE.toggleSideBySide = toggleSideBySide;
SimpleMDE.toggleFullScreen = toggleFullScreen;
/**
* Bind instance methods for exports.
*/
SimpleMDE.prototype.toggleBold = function() {
toggleBold(this);
};
SimpleMDE.prototype.toggleItalic = function() {
toggleItalic(this);
};
SimpleMDE.prototype.toggleStrikethrough = function() {
toggleStrikethrough(this);
};
SimpleMDE.prototype.toggleBlockquote = function() {
toggleBlockquote(this);
};
SimpleMDE.prototype.toggleHeadingSmaller = function() {
toggleHeadingSmaller(this);
};
SimpleMDE.prototype.toggleHeadingBigger = function() {
toggleHeadingBigger(this);
};
SimpleMDE.prototype.toggleHeading1 = function() {
toggleHeading1(this);
};
SimpleMDE.prototype.toggleHeading2 = function() {
toggleHeading2(this);
};
SimpleMDE.prototype.toggleHeading3 = function() {
toggleHeading3(this);
};
SimpleMDE.prototype.toggleCodeBlock = function() {
toggleCodeBlock(this);
};
SimpleMDE.prototype.toggleUnorderedList = function() {
toggleUnorderedList(this);
};
SimpleMDE.prototype.toggleOrderedList = function() {
toggleOrderedList(this);
};
SimpleMDE.prototype.drawLink = function() {
drawLink(this);
};
SimpleMDE.prototype.drawImage = function() {
drawImage(this);
};
SimpleMDE.prototype.drawHorizontalRule = function() {
drawHorizontalRule(this);
};
SimpleMDE.prototype.undo = function() {
undo(this);
};
SimpleMDE.prototype.redo = function() {
redo(this);
};
SimpleMDE.prototype.togglePreview = function() {
togglePreview(this);
};
SimpleMDE.prototype.toggleSideBySide = function() {
toggleSideBySide(this);
};
SimpleMDE.prototype.toggleFullScreen = function() {
toggleFullScreen(this);
};
SimpleMDE.prototype.isPreviewActive = function() {
var cm = this.codemirror;
var wrapper = cm.getWrapperElement();
var preview = wrapper.lastChild;
return /editor-preview-active/.test(preview.className);
};
SimpleMDE.prototype.isSideBySideActive = function() {
var cm = this.codemirror;
var wrapper = cm.getWrapperElement();
var preview = wrapper.nextSibling;
return /editor-preview-active-side/.test(preview.className);
};
SimpleMDE.prototype.isFullscreenActive = function() {
var cm = this.codemirror;
return cm.getOption("fullScreen");
};
module.exports = SimpleMDE;

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