/**
* Super simple wysiwyg editor on Bootstrap v0.5.5
* http://hackerwins.github.io/summernote/
*
* summernote.js
* Copyright 2013 Alan Hong. and outher contributors
* summernote may be freely distributed under the MIT license./
*
* Date: 2014-08-24T15:23Z
*/
(function (factory) {
/* global define */
if (typeof define === 'function' && define.amd) {
// AMD. Register as an anonymous module.
define(['jquery'], factory);
} else {
// Browser globals: jQuery
factory(window.jQuery);
}
}(function ($) {
if ('function' !== typeof Array.prototype.reduce) {
/**
* Array.prototype.reduce fallback
*
* https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/Reduce
*/
Array.prototype.reduce = function (callback, optInitialValue) {
var idx, value, length = this.length >>> 0, isValueSet = false;
if (1 < arguments.length) {
value = optInitialValue;
isValueSet = true;
}
for (idx = 0; length > idx; ++idx) {
if (this.hasOwnProperty(idx)) {
if (isValueSet) {
value = callback(value, this[idx], idx, this);
} else {
value = this[idx];
isValueSet = true;
}
}
}
if (!isValueSet) {
throw new TypeError('Reduce of empty array with no initial value');
}
return value;
};
}
var isSupportAmd = typeof define === 'function' && define.amd;
/**
* returns whether font is installed or not.
* @param {String} fontName
* @return {Boolean}
*/
var isFontInstalled = function (fontName) {
var testFontName = fontName === 'Comic Sans MS' ? 'Courier New' : 'Comic Sans MS';
var $tester = $('
').css({
position: 'absolute',
left: '-9999px',
top: '-9999px',
fontSize: '200px'
}).text('mmmmmmmmmwwwwwww').appendTo(document.body);
var originalWidth = $tester.css('fontFamily', testFontName).width();
var width = $tester.css('fontFamily', fontName + ',' + testFontName).width();
$tester.remove();
return originalWidth !== width;
};
/**
* Object which check platform and agent
*/
var agent = {
isMac: navigator.appVersion.indexOf('Mac') > -1,
isMSIE: navigator.userAgent.indexOf('MSIE') > -1 || navigator.userAgent.indexOf('Trident') > -1,
isFF: navigator.userAgent.indexOf('Firefox') > -1,
jqueryVersion: parseFloat($.fn.jquery),
isSupportAmd: isSupportAmd,
hasCodeMirror: isSupportAmd ? require.specified('CodeMirror') : !!window.CodeMirror,
isFontInstalled: isFontInstalled,
isW3CRangeSupport: !!document.createRange
};
/**
* func utils (for high-order func's arg)
*/
var func = (function () {
var eq = function (elA) {
return function (elB) {
return elA === elB;
};
};
var eq2 = function (elA, elB) {
return elA === elB;
};
var ok = function () {
return true;
};
var fail = function () {
return false;
};
var not = function (f) {
return function () {
return !f.apply(f, arguments);
};
};
var self = function (a) {
return a;
};
var idCounter = 0;
/**
* generate a globally-unique id
*
* @param {String} [prefix]
*/
var uniqueId = function (prefix) {
var id = ++idCounter + '';
return prefix ? prefix + id : id;
};
/**
* returns bnd (bounds) from rect
*
* - IE Compatability Issue: http://goo.gl/sRLOAo
* - Scroll Issue: http://goo.gl/sNjUc
*
* @param {Rect} rect
* @return {Object} bounds
* @return {Number} bounds.top
* @return {Number} bounds.left
* @return {Number} bounds.width
* @return {Number} bounds.height
*/
var rect2bnd = function (rect) {
var $document = $(document);
return {
top: rect.top + $document.scrollTop(),
left: rect.left + $document.scrollLeft(),
width: rect.right - rect.left,
height: rect.bottom - rect.top
};
};
/**
* returns a copy of the object where the keys have become the values and the values the keys.
* @param {Object} obj
* @return {Object}
*/
var invertObject = function (obj) {
var inverted = {};
for (var key in obj) {
if (obj.hasOwnProperty(key)) {
inverted[obj[key]] = key;
}
}
return inverted;
};
return {
eq: eq,
eq2: eq2,
ok: ok,
fail: fail,
not: not,
self: self,
uniqueId: uniqueId,
rect2bnd: rect2bnd,
invertObject: invertObject
};
})();
/**
* list utils
*/
var list = (function () {
/**
* returns the first element of an array.
* @param {Array} array
*/
var head = function (array) {
return array[0];
};
/**
* returns the last element of an array.
* @param {Array} array
*/
var last = function (array) {
return array[array.length - 1];
};
/**
* returns everything but the last entry of the array.
* @param {Array} array
*/
var initial = function (array) {
return array.slice(0, array.length - 1);
};
/**
* returns the rest of the elements in an array.
* @param {Array} array
*/
var tail = function (array) {
return array.slice(1);
};
/**
* returns next item.
* @param {Array} array
*/
var next = function (array, item) {
var idx = array.indexOf(item);
if (idx === -1) { return null; }
return array[idx + 1];
};
/**
* returns prev item.
* @param {Array} array
*/
var prev = function (array, item) {
var idx = array.indexOf(item);
if (idx === -1) { return null; }
return array[idx - 1];
};
var all = function (array, pred) {
for (var idx = 0, sz = array.length; idx < sz; idx ++) {
if (!pred(array[idx])) {
return false;
}
}
return true;
};
/**
* get sum from a list
* @param {Array} array - array
* @param {Function} fn - iterator
*/
var sum = function (array, fn) {
fn = fn || func.self;
return array.reduce(function (memo, v) {
return memo + fn(v);
}, 0);
};
/**
* returns a copy of the collection with array type.
* @param {Collection} collection - collection eg) node.childNodes, ...
*/
var from = function (collection) {
var result = [], idx = -1, length = collection.length;
while (++idx < length) {
result[idx] = collection[idx];
}
return result;
};
/**
* cluster elements by predicate function.
* @param {Array} array - array
* @param {Function} fn - predicate function for cluster rule
* @param {Array[]}
*/
var clusterBy = function (array, fn) {
if (!array.length) { return []; }
var aTail = tail(array);
return aTail.reduce(function (memo, v) {
var aLast = last(memo);
if (fn(last(aLast), v)) {
aLast[aLast.length] = v;
} else {
memo[memo.length] = [v];
}
return memo;
}, [[head(array)]]);
};
/**
* returns a copy of the array with all falsy values removed
* @param {Array} array - array
* @param {Function} fn - predicate function for cluster rule
*/
var compact = function (array) {
var aResult = [];
for (var idx = 0, sz = array.length; idx < sz; idx ++) {
if (array[idx]) { aResult.push(array[idx]); }
}
return aResult;
};
var unique = function (array) {
var results = [];
for (var idx = 0, sz = array.length; idx < sz; idx ++) {
if (results.indexOf(array[idx]) === -1) {
results.push(array[idx]);
}
}
return results;
};
return { head: head, last: last, initial: initial, tail: tail,
prev: prev, next: next, all: all, sum: sum, from: from,
clusterBy: clusterBy, compact: compact, unique: unique };
})();
var NBSP_CHAR = String.fromCharCode(160);
var ZERO_WIDTH_NBSP_CHAR = '\ufeff';
/**
* Dom functions
*/
var dom = (function () {
/**
* returns whether node is `note-editable` or not.
*
* @param {Node} node
* @return {Boolean}
*/
var isEditable = function (node) {
return node && $(node).hasClass('note-editable');
};
var isControlSizing = function (node) {
return node && $(node).hasClass('note-control-sizing');
};
/**
* build layoutInfo from $editor(.note-editor)
*
* @param {jQuery} $editor
* @return {Object}
*/
var buildLayoutInfo = function ($editor) {
var makeFinder;
// air mode
if ($editor.hasClass('note-air-editor')) {
var id = list.last($editor.attr('id').split('-'));
makeFinder = function (sIdPrefix) {
return function () { return $(sIdPrefix + id); };
};
return {
editor: function () { return $editor; },
editable: function () { return $editor; },
popover: makeFinder('#note-popover-'),
handle: makeFinder('#note-handle-'),
dialog: makeFinder('#note-dialog-')
};
// frame mode
} else {
makeFinder = function (sClassName) {
return function () { return $editor.find(sClassName); };
};
return {
editor: function () { return $editor; },
dropzone: makeFinder('.note-dropzone'),
toolbar: makeFinder('.note-toolbar'),
editable: makeFinder('.note-editable'),
codable: makeFinder('.note-codable'),
statusbar: makeFinder('.note-statusbar'),
popover: makeFinder('.note-popover'),
handle: makeFinder('.note-handle'),
dialog: makeFinder('.note-dialog')
};
}
};
/**
* returns predicate which judge whether nodeName is same
* @param {String} sNodeName
*/
var makePredByNodeName = function (sNodeName) {
sNodeName = sNodeName.toUpperCase();
return function (node) {
return node && node.nodeName.toUpperCase() === sNodeName;
};
};
var isText = function (node) {
return node && node.nodeType === 3;
};
/**
* ex) br, col, embed, hr, img, input, ...
* @see http://www.w3.org/html/wg/drafts/html/master/syntax.html#void-elements
*/
var isVoid = function (node) {
return node && /^BR|^IMG|^HR/.test(node.nodeName.toUpperCase());
};
var isPara = function (node) {
if (isEditable(node)) {
return false;
}
// Chrome(v31.0), FF(v25.0.1) use DIV for paragraph
return node && /^DIV|^P|^LI|^H[1-7]/.test(node.nodeName.toUpperCase());
};
var isList = function (node) {
return node && /^UL|^OL/.test(node.nodeName.toUpperCase());
};
var isCell = function (node) {
return node && /^TD|^TH/.test(node.nodeName.toUpperCase());
};
var isBodyContainer = function (node) {
return isCell(node) || isEditable(node);
};
/**
* returns whether node is textNode on bodyContainer or not.
*
* @param {Node} node
*/
var isBodyText = function (node) {
return dom.isText(node) && isBodyContainer(node.parentNode);
};
/**
* blank HTML for cursor position
*/
var blankHTML = agent.isMSIE ? ' ' : '
';
/**
* padding blankHTML if node is empty (for cursor position)
*/
var paddingBlankHTML = function (node) {
if (!isVoid(node) && !nodeLength(node)) {
node.innerHTML = blankHTML;
}
};
/**
* find nearest ancestor predicate hit
*
* @param {Node} node
* @param {Function} pred - predicate function
*/
var ancestor = function (node, pred) {
while (node) {
if (pred(node)) { return node; }
if (isEditable(node)) { break; }
node = node.parentNode;
}
return null;
};
/**
* returns new array of ancestor nodes (until predicate hit).
*
* @param {Node} node
* @param {Function} [optional] pred - predicate function
*/
var listAncestor = function (node, pred) {
pred = pred || func.fail;
var ancestors = [];
ancestor(node, function (el) {
ancestors.push(el);
return pred(el);
});
return ancestors;
};
/**
* returns common ancestor node between two nodes.
*
* @param {Node} nodeA
* @param {Node} nodeB
*/
var commonAncestor = function (nodeA, nodeB) {
var ancestors = listAncestor(nodeA);
for (var n = nodeB; n; n = n.parentNode) {
if ($.inArray(n, ancestors) > -1) { return n; }
}
return null; // difference document area
};
/**
* listing all Nodes between two nodes.
* FIXME: nodeA and nodeB must be sorted, use comparePoints later.
*
* @param {Node} nodeA
* @param {Node} nodeB
*/
var listBetween = function (nodeA, nodeB) {
var nodes = [];
var isStart = false, isEnd = false;
// DFS(depth first search) with commonAcestor.
(function fnWalk(node) {
if (!node) { return; } // traverse fisnish
if (node === nodeA) { isStart = true; } // start point
if (isStart && !isEnd) { nodes.push(node); } // between
if (node === nodeB) { isEnd = true; return; } // end point
for (var idx = 0, sz = node.childNodes.length; idx < sz; idx++) {
fnWalk(node.childNodes[idx]);
}
})(commonAncestor(nodeA, nodeB));
return nodes;
};
/**
* listing all previous siblings (until predicate hit).
*
* @param {Node} node
* @param {Function} [optional] pred - predicate function
*/
var listPrev = function (node, pred) {
pred = pred || func.fail;
var nodes = [];
while (node) {
if (pred(node)) { break; }
nodes.push(node);
node = node.previousSibling;
}
return nodes;
};
/**
* listing next siblings (until predicate hit).
*
* @param {Node} node
* @param {Function} [pred] - predicate function
*/
var listNext = function (node, pred) {
pred = pred || func.fail;
var nodes = [];
while (node) {
if (pred(node)) { break; }
nodes.push(node);
node = node.nextSibling;
}
return nodes;
};
/**
* listing descendant nodes
*
* @param {Node} node
* @param {Function} [pred] - predicate function
*/
var listDescendant = function (node, pred) {
var descendents = [];
pred = pred || func.ok;
// start DFS(depth first search) with node
(function fnWalk(current) {
if (node !== current && pred(current)) {
descendents.push(current);
}
for (var idx = 0, sz = current.childNodes.length; idx < sz; idx++) {
fnWalk(current.childNodes[idx]);
}
})(node);
return descendents;
};
/**
* wrap node with new tag.
*
* @param {Node} node
* @param {Node} tagName of wrapper
* @return {Node} - wrapper
*/
var wrap = function (node, wrapperName) {
var parent = node.parentNode;
var wrapper = $('<' + wrapperName + '>')[0];
parent.insertBefore(wrapper, node);
wrapper.appendChild(node);
return wrapper;
};
/**
* insert node after preceding
*
* @param {Node} node
* @param {Node} preceding - predicate function
*/
var insertAfter = function (node, preceding) {
var next = preceding.nextSibling, parent = preceding.parentNode;
if (next) {
parent.insertBefore(node, next);
} else {
parent.appendChild(node);
}
return node;
};
/**
* append elements.
*
* @param {Node} node
* @param {Collection} aChild
*/
var appendChildNodes = function (node, aChild) {
$.each(aChild, function (idx, child) {
node.appendChild(child);
});
return node;
};
/**
* returns #text's text size or element's childNodes size
*
* @param {Node} node
*/
var nodeLength = function (node) {
if (isText(node)) {
return node.nodeValue.length;
}
return node.childNodes.length;
};
var isLeftEdgePoint = function (boundaryPoint) {
return boundaryPoint.offset === 0;
};
var isRightEdgePoint = function (boundaryPoint) {
return boundaryPoint.offset === nodeLength(boundaryPoint.node);
};
/**
* returns whether boundaryPoint is edge or not.
*
* @param {BoundaryPoint} boundaryPoitn
* @return {Boolean}
*/
var isEdgePoint = function (boundaryPoint) {
return boundaryPoint.offset === 0 || isRightEdgePoint(boundaryPoint);
};
/**
* returns whether node is right edge of ancestor or not.
*
* @param {Node} node
* @param {Node} ancestor
* @return {Boolean}
*/
var isRightEdgeOf = function (node, ancestor) {
while (node && node !== ancestor) {
if (position(node) !== nodeLength(node.parentNode) - 1) {
return false;
}
node = node.parentNode;
}
return true;
};
/**
* returns offset from parent.
*
* @param {Node} node
*/
var position = function (node) {
var offset = 0;
while ((node = node.previousSibling)) { offset += 1; }
return offset;
};
var hasChildren = function (node) {
return node && node.childNodes && node.childNodes.length;
};
/**
* returns previous boundaryPoint
*
* @param {BoundaryPoint} point
* @param {Boolean} isSkipInnerOffset
* @return {BoundaryPoint}
*/
var prevPoint = function (point, isSkipInnerOffset) {
var node, offset;
if (point.offset === 0) {
if (isEditable(point.node)) {
return null;
}
node = point.node.parentNode;
offset = position(node);
} else if (hasChildren(point.node)) {
node = point.node.childNodes[offset - 1];
offset = nodeLength(node);
} else {
node = node;
offset = isSkipInnerOffset ? 0 : point.offset - 1;
}
return {
node: node,
offset: offset
};
};
/**
* returns next boundaryPoint
*
* @param {BoundaryPoint} point
* @param {Boolean} isSkipInnerOffset
* @return {BoundaryPoint}
*/
var nextPoint = function (point, isSkipInnerOffset) {
var node, offset;
if (nodeLength(point.node) === point.offset) {
if (isEditable(point.node)) {
return null;
}
node = point.node.parentNode;
offset = position(point.node) + 1;
} else if (hasChildren(point.node)) {
node = point.node.childNodes[point.offset];
offset = 0;
} else {
node = point.node;
offset = isSkipInnerOffset ? nodeLength(point.node) : point.offset + 1;
}
return {
node: node,
offset: offset
};
};
/**
* returns whether pointA and pointB is same or not.
*
* @param {BoundaryPoint} pointA
* @param {BoundaryPoint} pointB
*/
var isSamePoint = function (pointA, pointB) {
return pointA.node === pointB.node && pointA.offset === pointB.offset;
};
/**
* return offsetPath(array of offset) from ancestor
*
* @param {Node} ancestor - ancestor node
* @param {Node} node
*/
var makeOffsetPath = function (ancestor, node) {
var ancestors = list.initial(listAncestor(node, func.eq(ancestor)));
return $.map(ancestors, position).reverse();
};
/**
* return element from offsetPath(array of offset)
*
* @param {Node} ancestor - ancestor node
* @param {array} aOffset - offsetPath
*/
var fromOffsetPath = function (ancestor, aOffset) {
var current = ancestor;
for (var i = 0, sz = aOffset.length; i < sz; i++) {
current = current.childNodes[aOffset[i]];
}
return current;
};
/**
* split element or #text
*
* @param {BoundaryPoint} point
* @return {Node} right node of boundaryPoint
*/
var splitNode = function (point) {
// split #text
if (isText(point.node)) {
// edge case
if (isLeftEdgePoint(point)) {
return point.node;
} else if (isRightEdgePoint(point)) {
return point.node.nextSibling;
}
return point.node.splitText(point.offset);
}
// split element
var childNode = point.node.childNodes[point.offset];
var clone = insertAfter(point.node.cloneNode(false), point.node);
appendChildNodes(clone, listNext(childNode));
paddingBlankHTML(point.node);
paddingBlankHTML(clone);
return clone;
};
/**
* split tree by point
*
* @param {Node} root - split root
* @param {BoundaryPoint} point
* @return {Node} right node of boundaryPoint
*/
var splitTree = function (root, point) {
// ex) [#text,
, ]
var ancestors = listAncestor(point.node, func.eq(root));
if (!ancestors.length) {
return null;
} else if (ancestors.length === 1) {
return splitNode(point);
}
return ancestors.reduce(function (node, parent) {
var clone = insertAfter(parent.cloneNode(false), parent);
if (node === point.node) {
node = splitNode(point);
}
appendChildNodes(clone, listNext(node));
paddingBlankHTML(parent);
paddingBlankHTML(clone);
return clone;
});
};
var createText = function (text) {
return document.createTextNode(text);
};
/**
* remove node, (isRemoveChild: remove child or not)
* @param {Node} node
* @param {Boolean} isRemoveChild
*/
var remove = function (node, isRemoveChild) {
if (!node || !node.parentNode) { return; }
if (node.removeNode) { return node.removeNode(isRemoveChild); }
var parent = node.parentNode;
if (!isRemoveChild) {
var nodes = [];
var i, sz;
for (i = 0, sz = node.childNodes.length; i < sz; i++) {
nodes.push(node.childNodes[i]);
}
for (i = 0, sz = nodes.length; i < sz; i++) {
parent.insertBefore(nodes[i], node);
}
}
parent.removeChild(node);
};
var html = function ($node) {
return dom.isTextarea($node[0]) ? $node.val() : $node.html();
};
return {
NBSP_CHAR: NBSP_CHAR,
ZERO_WIDTH_NBSP_CHAR: ZERO_WIDTH_NBSP_CHAR,
blank: blankHTML,
emptyPara: '
' + blankHTML + '
',
isEditable: isEditable,
isControlSizing: isControlSizing,
buildLayoutInfo: buildLayoutInfo,
isText: isText,
isBodyText: isBodyText,
isPara: isPara,
isList: isList,
isTable: makePredByNodeName('TABLE'),
isCell: isCell,
isBodyContainer: isBodyContainer,
isAnchor: makePredByNodeName('A'),
isDiv: makePredByNodeName('DIV'),
isLi: makePredByNodeName('LI'),
isSpan: makePredByNodeName('SPAN'),
isB: makePredByNodeName('B'),
isU: makePredByNodeName('U'),
isS: makePredByNodeName('S'),
isI: makePredByNodeName('I'),
isImg: makePredByNodeName('IMG'),
isTextarea: makePredByNodeName('TEXTAREA'),
length: length,
isRightEdgePoint: isRightEdgePoint,
isEdgePoint: isEdgePoint,
isRightEdgeOf: isRightEdgeOf,
prevPoint: prevPoint,
nextPoint: nextPoint,
isSamePoint: isSamePoint,
ancestor: ancestor,
listAncestor: listAncestor,
listNext: listNext,
listPrev: listPrev,
listDescendant: listDescendant,
commonAncestor: commonAncestor,
listBetween: listBetween,
wrap: wrap,
insertAfter: insertAfter,
position: position,
makeOffsetPath: makeOffsetPath,
fromOffsetPath: fromOffsetPath,
splitTree: splitTree,
createText: createText,
remove: remove,
html: html
};
})();
var settings = {
// version
version: '0.5.5',
/**
* options
*/
options: {
width: null, // set editor width
height: null, // set editor height, ex) 300
minHeight: null, // set minimum height of editor
maxHeight: null, // set maximum height of editor
focus: false, // set focus to editable area after initializing summernote
tabsize: 4, // size of tab ex) 2 or 4
styleWithSpan: true, // style with span (Chrome and FF only)
disableLinkTarget: false, // hide link Target Checkbox
disableDragAndDrop: false, // disable drag and drop event
disableResizeEditor: false, // disable resizing editor
codemirror: { // codemirror options
mode: 'text/html',
htmlMode: true,
lineNumbers: true,
autoFormatOnStart: false
},
// language
lang: 'en-US', // language 'en-US', 'ko-KR', ...
direction: null, // text direction, ex) 'rtl'
// toolbar
toolbar: [
['style', ['style']],
['font', ['bold', 'italic', 'underline', 'superscript', 'subscript', 'strikethrough', 'clear']],
['fontname', ['fontname']],
// ['fontsize', ['fontsize']], // Still buggy
['color', ['color']],
['para', ['ul', 'ol', 'paragraph']],
['height', ['height']],
['table', ['table']],
['insert', ['link', 'picture', 'video', 'hr']],
['view', ['fullscreen', 'codeview']],
['help', ['help']]
],
// air mode: inline editor
airMode: false,
// airPopover: [
// ['style', ['style']],
// ['font', ['bold', 'italic', 'underline', 'clear']],
// ['fontname', ['fontname']],
// ['fontsize', ['fontsize']], // Still buggy
// ['color', ['color']],
// ['para', ['ul', 'ol', 'paragraph']],
// ['height', ['height']],
// ['table', ['table']],
// ['insert', ['link', 'picture', 'video']],
// ['help', ['help']]
// ],
airPopover: [
['color', ['color']],
['font', ['bold', 'underline', 'clear']],
['para', ['ul', 'paragraph']],
['table', ['table']],
['insert', ['link', 'picture']]
],
// style tag
styleTags: ['p', 'blockquote', 'pre', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6'],
// default fontName
defaultFontName: 'Helvetica Neue',
// fontName
fontNames: [
'Arial', 'Arial Black', 'Comic Sans MS', 'Courier New',
'Helvetica Neue', 'Impact', 'Lucida Grande',
'Tahoma', 'Times New Roman', 'Verdana'
],
// pallete colors(n x n)
colors: [
['#000000', '#424242', '#636363', '#9C9C94', '#CEC6CE', '#EFEFEF', '#F7F7F7', '#FFFFFF'],
['#FF0000', '#FF9C00', '#FFFF00', '#00FF00', '#00FFFF', '#0000FF', '#9C00FF', '#FF00FF'],
['#F7C6CE', '#FFE7CE', '#FFEFC6', '#D6EFD6', '#CEDEE7', '#CEE7F7', '#D6D6E7', '#E7D6DE'],
['#E79C9C', '#FFC69C', '#FFE79C', '#B5D6A5', '#A5C6CE', '#9CC6EF', '#B5A5D6', '#D6A5BD'],
['#E76363', '#F7AD6B', '#FFD663', '#94BD7B', '#73A5AD', '#6BADDE', '#8C7BC6', '#C67BA5'],
['#CE0000', '#E79439', '#EFC631', '#6BA54A', '#4A7B8C', '#3984C6', '#634AA5', '#A54A7B'],
['#9C0000', '#B56308', '#BD9400', '#397B21', '#104A5A', '#085294', '#311873', '#731842'],
['#630000', '#7B3900', '#846300', '#295218', '#083139', '#003163', '#21104A', '#4A1031']
],
// fontSize
fontSizes: ['8', '9', '10', '11', '12', '14', '18', '24', '36'],
// lineHeight
lineHeights: ['1.0', '1.2', '1.4', '1.5', '1.6', '1.8', '2.0', '3.0'],
// insertTable max size
insertTableMaxSize: {
col: 10,
row: 10
},
// callbacks
oninit: null, // initialize
onfocus: null, // editable has focus
onblur: null, // editable out of focus
onenter: null, // enter key pressed
onkeyup: null, // keyup
onkeydown: null, // keydown
onImageUpload: null, // imageUpload
onImageUploadError: null, // imageUploadError
onToolbarClick: null,
/**
* manipulate link address when user create link
* @param {String} sLinkUrl
* @return {String}
*/
onCreateLink: function (sLinkUrl) {
if (sLinkUrl.indexOf('@') !== -1 && sLinkUrl.indexOf(':') === -1) {
sLinkUrl = 'mailto:' + sLinkUrl;
} else if (sLinkUrl.indexOf('://') === -1) {
sLinkUrl = 'http://' + sLinkUrl;
}
return sLinkUrl;
},
keyMap: {
pc: {
'ENTER': 'insertParagraph',
'CTRL+Z': 'undo',
'CTRL+Y': 'redo',
'TAB': 'tab',
'SHIFT+TAB': 'untab',
'CTRL+B': 'bold',
'CTRL+I': 'italic',
'CTRL+U': 'underline',
'CTRL+SHIFT+S': 'strikethrough',
'CTRL+BACKSLASH': 'removeFormat',
'CTRL+SHIFT+L': 'justifyLeft',
'CTRL+SHIFT+E': 'justifyCenter',
'CTRL+SHIFT+R': 'justifyRight',
'CTRL+SHIFT+J': 'justifyFull',
'CTRL+SHIFT+NUM7': 'insertUnorderedList',
'CTRL+SHIFT+NUM8': 'insertOrderedList',
'CTRL+LEFTBRACKET': 'outdent',
'CTRL+RIGHTBRACKET': 'indent',
'CTRL+NUM0': 'formatPara',
'CTRL+NUM1': 'formatH1',
'CTRL+NUM2': 'formatH2',
'CTRL+NUM3': 'formatH3',
'CTRL+NUM4': 'formatH4',
'CTRL+NUM5': 'formatH5',
'CTRL+NUM6': 'formatH6',
'CTRL+ENTER': 'insertHorizontalRule',
'CTRL+K': 'showLinkDialog'
},
mac: {
'ENTER': 'insertParagraph',
'CMD+Z': 'undo',
'CMD+SHIFT+Z': 'redo',
'TAB': 'tab',
'SHIFT+TAB': 'untab',
'CMD+B': 'bold',
'CMD+I': 'italic',
'CMD+U': 'underline',
'CMD+SHIFT+S': 'strikethrough',
'CMD+BACKSLASH': 'removeFormat',
'CMD+SHIFT+L': 'justifyLeft',
'CMD+SHIFT+E': 'justifyCenter',
'CMD+SHIFT+R': 'justifyRight',
'CMD+SHIFT+J': 'justifyFull',
'CMD+SHIFT+NUM7': 'insertUnorderedList',
'CMD+SHIFT+NUM8': 'insertOrderedList',
'CMD+LEFTBRACKET': 'outdent',
'CMD+RIGHTBRACKET': 'indent',
'CMD+NUM0': 'formatPara',
'CMD+NUM1': 'formatH1',
'CMD+NUM2': 'formatH2',
'CMD+NUM3': 'formatH3',
'CMD+NUM4': 'formatH4',
'CMD+NUM5': 'formatH5',
'CMD+NUM6': 'formatH6',
'CMD+ENTER': 'insertHorizontalRule',
'CMD+K': 'showLinkDialog'
}
}
},
// default language: en-US
lang: {
'en-US': {
font: {
bold: 'Bold',
italic: 'Italic',
underline: 'Underline',
strikethrough: 'Strikethrough',
subscript: 'Subscript',
superscript: 'Superscript',
clear: 'Remove Font Style',
height: 'Line Height',
name: 'Font Family',
size: 'Font Size'
},
image: {
image: 'Picture',
insert: 'Insert Image',
resizeFull: 'Resize Full',
resizeHalf: 'Resize Half',
resizeQuarter: 'Resize Quarter',
floatLeft: 'Float Left',
floatRight: 'Float Right',
floatNone: 'Float None',
dragImageHere: 'Drag an image here',
selectFromFiles: 'Select from files',
url: 'Image URL',
remove: 'Remove Image'
},
link: {
link: 'Link',
insert: 'Insert Link',
unlink: 'Unlink',
edit: 'Edit',
textToDisplay: 'Text to display',
url: 'To what URL should this link go?',
openInNewWindow: 'Open in new window'
},
video: {
video: 'Video',
videoLink: 'Video Link',
insert: 'Insert Video',
url: 'Video URL?',
providers: '(YouTube, Vimeo, Vine, Instagram, DailyMotion or Youku)'
},
table: {
table: 'Table'
},
hr: {
insert: 'Insert Horizontal Rule'
},
style: {
style: 'Style',
normal: 'Normal',
blockquote: 'Quote',
pre: 'Code',
h1: 'Header 1',
h2: 'Header 2',
h3: 'Header 3',
h4: 'Header 4',
h5: 'Header 5',
h6: 'Header 6'
},
lists: {
unordered: 'Unordered list',
ordered: 'Ordered list'
},
options: {
help: 'Help',
fullscreen: 'Full Screen',
codeview: 'Code View'
},
paragraph: {
paragraph: 'Paragraph',
outdent: 'Outdent',
indent: 'Indent',
left: 'Align left',
center: 'Align center',
right: 'Align right',
justify: 'Justify full'
},
color: {
recent: 'Recent Color',
more: 'More Color',
background: 'Background Color',
foreground: 'Foreground Color',
transparent: 'Transparent',
setTransparent: 'Set transparent',
reset: 'Reset',
resetToDefault: 'Reset to default'
},
shortcut: {
shortcuts: 'Keyboard shortcuts',
close: 'Close',
textFormatting: 'Text formatting',
action: 'Action',
paragraphFormatting: 'Paragraph formatting',
documentStyle: 'Document Style'
},
history: {
undo: 'Undo',
redo: 'Redo'
}
}
}
};
/**
* Async functions which returns `Promise`
*/
var async = (function () {
/**
* read contents of file as representing URL
*
* @param {File} file
* @return {Promise} - then: sDataUrl
*/
var readFileAsDataURL = function (file) {
return $.Deferred(function (deferred) {
$.extend(new FileReader(), {
onload: function (e) {
var sDataURL = e.target.result;
deferred.resolve(sDataURL);
},
onerror: function () {
deferred.reject(this);
}
}).readAsDataURL(file);
}).promise();
};
/**
* create `` from url string
*
* @param {String} sUrl
* @return {Promise} - then: $image
*/
var createImage = function (sUrl, filename) {
return $.Deferred(function (deferred) {
$('').one('load', function () {
deferred.resolve($(this));
}).one('error abort', function () {
deferred.reject($(this));
}).css({
display: 'none'
}).appendTo(document.body)
.attr('src', sUrl)
.attr('data-filename', filename);
}).promise();
};
return {
readFileAsDataURL: readFileAsDataURL,
createImage: createImage
};
})();
/**
* Object for keycodes.
*/
var key = {
isEdit: function (keyCode) {
return [8, 9, 13, 32].indexOf(keyCode) !== -1;
},
nameFromCode: {
'8': 'BACKSPACE',
'9': 'TAB',
'13': 'ENTER',
'32': 'SPACE',
// Number: 0-9
'48': 'NUM0',
'49': 'NUM1',
'50': 'NUM2',
'51': 'NUM3',
'52': 'NUM4',
'53': 'NUM5',
'54': 'NUM6',
'55': 'NUM7',
'56': 'NUM8',
// Alphabet: a-z
'66': 'B',
'69': 'E',
'73': 'I',
'74': 'J',
'75': 'K',
'76': 'L',
'82': 'R',
'83': 'S',
'85': 'U',
'89': 'Y',
'90': 'Z',
'191': 'SLASH',
'219': 'LEFTBRACKET',
'220': 'BACKSLASH',
'221': 'RIGHTBRACKET'
}
};
/**
* Style
* @class
*/
var Style = function () {
/**
* passing an array of style properties to .css()
* will result in an object of property-value pairs.
* (compability with version < 1.9)
*
* @param {jQuery} $obj
* @param {Array} propertyNames - An array of one or more CSS properties.
* @returns {Object}
*/
var jQueryCSS = function ($obj, propertyNames) {
if (agent.jqueryVersion < 1.9) {
var result = {};
$.each(propertyNames, function (idx, propertyName) {
result[propertyName] = $obj.css(propertyName);
});
return result;
}
return $obj.css.call($obj, propertyNames);
};
/**
* paragraph level style
*
* @param {WrappedRange} rng
* @param {Object} styleInfo
*/
this.stylePara = function (rng, styleInfo) {
$.each(rng.nodes(dom.isPara, true), function (idx, para) {
$(para).css(styleInfo);
});
};
/**
* get current style on cursor
*
* @param {WrappedRange} rng
* @param {Node} target - target element on event
* @return {Object} - object contains style properties.
*/
this.current = function (rng, target) {
var $cont = $(dom.isText(rng.sc) ? rng.sc.parentNode : rng.sc);
var properties = ['font-family', 'font-size', 'text-align', 'list-style-type', 'line-height'];
var styleInfo = jQueryCSS($cont, properties) || {};
styleInfo['font-size'] = parseInt(styleInfo['font-size'], 10);
// document.queryCommandState for toggle state
styleInfo['font-bold'] = document.queryCommandState('bold') ? 'bold' : 'normal';
styleInfo['font-italic'] = document.queryCommandState('italic') ? 'italic' : 'normal';
styleInfo['font-underline'] = document.queryCommandState('underline') ? 'underline' : 'normal';
styleInfo['font-strikethrough'] = document.queryCommandState('strikeThrough') ? 'strikethrough' : 'normal';
styleInfo['font-superscript'] = document.queryCommandState('superscript') ? 'superscript' : 'normal';
styleInfo['font-subscript'] = document.queryCommandState('subscript') ? 'subscript' : 'normal';
// list-style-type to list-style(unordered, ordered)
if (!rng.isOnList()) {
styleInfo['list-style'] = 'none';
} else {
var aOrderedType = ['circle', 'disc', 'disc-leading-zero', 'square'];
var isUnordered = $.inArray(styleInfo['list-style-type'], aOrderedType) > -1;
styleInfo['list-style'] = isUnordered ? 'unordered' : 'ordered';
}
var para = dom.ancestor(rng.sc, dom.isPara);
if (para && para.style['line-height']) {
styleInfo['line-height'] = para.style.lineHeight;
} else {
var lineHeight = parseInt(styleInfo['line-height'], 10) / parseInt(styleInfo['font-size'], 10);
styleInfo['line-height'] = lineHeight.toFixed(1);
}
styleInfo.image = dom.isImg(target) && target;
styleInfo.anchor = rng.isOnAnchor() && dom.ancestor(rng.sc, dom.isAnchor);
styleInfo.ancestors = dom.listAncestor(rng.sc, dom.isEditable);
styleInfo.range = rng;
return styleInfo;
};
};
/**
* related data structure
* - {BoundaryPoint}: a point of dom tree
* - {BoundaryPoints}: two boundaryPoints corresponding to the start and the end of the Range
*
* @see http://www.w3.org/TR/DOM-Level-2-Traversal-Range/ranges.html#Level-2-Range-Position
*/
var range = (function () {
/**
* return boundaryPoint from TextRange, inspired by Andy Na's HuskyRange.js
*
* @param {TextRange} textRange
* @param {Boolean} isStart
* @return {BoundaryPoint}
*/
var textRangeToPoint = function (textRange, isStart) {
var container = textRange.parentElement(), offset;
var tester = document.body.createTextRange(), prevContainer;
var childNodes = list.from(container.childNodes);
for (offset = 0; offset < childNodes.length; offset++) {
if (dom.isText(childNodes[offset])) {
continue;
}
tester.moveToElementText(childNodes[offset]);
if (tester.compareEndPoints('StartToStart', textRange) >= 0) {
break;
}
prevContainer = childNodes[offset];
}
if (offset !== 0 && dom.isText(childNodes[offset - 1])) {
var textRangeStart = document.body.createTextRange(), curTextNode = null;
textRangeStart.moveToElementText(prevContainer || container);
textRangeStart.collapse(!prevContainer);
curTextNode = prevContainer ? prevContainer.nextSibling : container.firstChild;
var pointTester = textRange.duplicate();
pointTester.setEndPoint('StartToStart', textRangeStart);
var textCount = pointTester.text.replace(/[\r\n]/g, '').length;
while (textCount > curTextNode.nodeValue.length && curTextNode.nextSibling) {
textCount -= curTextNode.nodeValue.length;
curTextNode = curTextNode.nextSibling;
}
/* jshint ignore:start */
var dummy = curTextNode.nodeValue; // enforce IE to re-reference curTextNode, hack
/* jshint ignore:end */
if (isStart && curTextNode.nextSibling && dom.isText(curTextNode.nextSibling) &&
textCount === curTextNode.nodeValue.length) {
textCount -= curTextNode.nodeValue.length;
curTextNode = curTextNode.nextSibling;
}
container = curTextNode;
offset = textCount;
}
return {
cont: container,
offset: offset
};
};
/**
* return TextRange from boundary point (inspired by google closure-library)
* @param {BoundaryPoint} point
* @return {TextRange}
*/
var pointToTextRange = function (point) {
var textRangeInfo = function (container, offset) {
var node, isCollapseToStart;
if (dom.isText(container)) {
var prevTextNodes = dom.listPrev(container, func.not(dom.isText));
var prevContainer = list.last(prevTextNodes).previousSibling;
node = prevContainer || container.parentNode;
offset += list.sum(list.tail(prevTextNodes), dom.nodeLength);
isCollapseToStart = !prevContainer;
} else {
node = container.childNodes[offset] || container;
if (dom.isText(node)) {
return textRangeInfo(node, 0);
}
offset = 0;
isCollapseToStart = false;
}
return {
node: node,
collapseToStart: isCollapseToStart,
offset: offset
};
};
var textRange = document.body.createTextRange();
var info = textRangeInfo(point.node, point.offset);
textRange.moveToElementText(info.node);
textRange.collapse(info.collapseToStart);
textRange.moveStart('character', info.offset);
return textRange;
};
/**
* Wrapped Range
*
* @param {Node} sc - start container
* @param {Number} so - start offset
* @param {Node} ec - end container
* @param {Number} eo - end offset
*/
var WrappedRange = function (sc, so, ec, eo) {
this.sc = sc;
this.so = so;
this.ec = ec;
this.eo = eo;
// nativeRange: get nativeRange from sc, so, ec, eo
var nativeRange = function () {
if (agent.isW3CRangeSupport) {
var w3cRange = document.createRange();
w3cRange.setStart(sc, so);
w3cRange.setEnd(ec, eo);
return w3cRange;
} else {
var textRange = pointToTextRange({
node: sc,
offset: so
});
textRange.setEndPoint('EndToEnd', pointToTextRange({
node: ec,
offset: eo
}));
return textRange;
}
};
this.getPoints = function () {
return {
sc: sc,
so: so,
ec: ec,
eo: eo
};
};
this.getStartPoint = function () {
return {
node: sc,
offset: so
};
};
this.getEndPoint = function () {
return {
node: ec,
offset: eo
};
};
/**
* select update visible range
*/
this.select = function () {
var nativeRng = nativeRange();
if (agent.isW3CRangeSupport) {
var selection = document.getSelection();
if (selection.rangeCount > 0) {
selection.removeAllRanges();
}
selection.addRange(nativeRng);
} else {
nativeRng.select();
}
};
/**
* returns matched nodes on range
*
* @param {Function} [pred] - predicate function
* @param {Boolean} findAncestor
* @return {Node[]}
*/
this.nodes = function (pred, findAncestor) {
pred = pred || func.ok;
var nodes = [];
var point = this.getStartPoint();
var endPoint = this.getEndPoint();
while (point) {
if (findAncestor) {
var ancestor = dom.ancestor(point.node, pred);
if (ancestor) {
nodes.push(ancestor);
}
} else if (pred(point.node)) {
nodes.push(point.node);
}
if (dom.isSamePoint(point, endPoint)) {
break;
}
point = dom.nextPoint(point, true);
}
return list.unique(nodes);
};
/**
* returns commonAncestor of range
* @return {Element} - commonAncestor
*/
this.commonAncestor = function () {
return dom.commonAncestor(sc, ec);
};
/**
* returns expanded range by pred
*
* @param {Function} pred - predicate function
* @return {WrappedRange}
*/
this.expand = function (pred) {
var startAncestor = dom.ancestor(sc, pred);
var endAncestor = dom.ancestor(ec, pred);
if (!startAncestor && !endAncestor) {
return new WrappedRange(sc, so, ec, eo);
}
var boundaryPoints = this.getPoints();
if (startAncestor) {
boundaryPoints.sc = startAncestor;
boundaryPoints.so = 0;
}
if (endAncestor) {
boundaryPoints.ec = endAncestor;
boundaryPoints.eo = dom.nodeLength(endAncestor);
}
return new WrappedRange(
boundaryPoints.sc,
boundaryPoints.so,
boundaryPoints.ec,
boundaryPoints.eo
);
};
/**
* @param {Boolean} isCollapseToStart
* @return {WrappedRange}
*/
this.collapse = function (isCollapseToStart) {
if (isCollapseToStart) {
return new WrappedRange(sc, so, sc, so);
} else {
return new WrappedRange(ec, eo, ec, eo);
}
};
/**
* splitText on range
*/
this.splitText = function () {
var isSameContainer = sc === ec;
var boundaryPoints = this.getPoints();
if (dom.isText(ec) && !dom.isEdgePoint(this.getEndPoint())) {
ec.splitText(eo);
}
if (dom.isText(sc) && !dom.isEdgePoint(this.getStartPoint())) {
boundaryPoints.sc = sc.splitText(so);
boundaryPoints.so = 0;
if (isSameContainer) {
boundaryPoints.ec = boundaryPoints.sc;
boundaryPoints.eo = eo - so;
}
}
return new WrappedRange(
boundaryPoints.sc,
boundaryPoints.so,
boundaryPoints.ec,
boundaryPoints.eo
);
};
/**
* delete contents on range
* @return {WrappedRange}
*/
this.deleteContents = function () {
if (this.isCollapsed()) {
return this;
}
var rng = this.splitText();
var prevPoint = dom.prevPoint(rng.getStartPoint());
$.each(rng.nodes(), function (idx, node) {
dom.remove(node, !dom.isPara(node));
});
return new WrappedRange(
prevPoint.node,
prevPoint.offset,
prevPoint.node,
prevPoint.offset
);
};
/**
* makeIsOn: return isOn(pred) function
*/
var makeIsOn = function (pred) {
return function () {
var ancestor = dom.ancestor(sc, pred);
return !!ancestor && (ancestor === dom.ancestor(ec, pred));
};
};
// isOnEditable: judge whether range is on editable or not
this.isOnEditable = makeIsOn(dom.isEditable);
// isOnList: judge whether range is on list node or not
this.isOnList = makeIsOn(dom.isList);
// isOnAnchor: judge whether range is on anchor node or not
this.isOnAnchor = makeIsOn(dom.isAnchor);
// isOnAnchor: judge whether range is on cell node or not
this.isOnCell = makeIsOn(dom.isCell);
/**
* returns whether range was collapsed or not
*/
this.isCollapsed = function () {
return sc === ec && so === eo;
};
/**
* wrap body text with paragraph
*/
this.wrapBodyTextWithPara = function () {
$.each(this.nodes(dom.isBodyText), function (idx, node) {
dom.wrap(node, 'p');
});
};
/**
* insert node at current cursor
*
* @param {Node} node
* @param {Boolean} [isInline]
* @return {Node}
*/
this.insertNode = function (node, isInline) {
var point = this.getStartPoint();
this.wrapBodyTextWithPara();
var splitRoot, container, pivot;
if (isInline) {
container = dom.isPara(point.node) ? point.node : point.node.parentNode;
if (dom.isPara(point.node)) {
pivot = point.node.childNodes[point.offset];
} else {
pivot = dom.splitTree(point.node, point);
}
} else {
// splitRoot will be childNode of container
var ancestors = dom.listAncestor(point.node, dom.isBodyContainer);
splitRoot = ancestors[ancestors.length - 2];
container = list.last(ancestors);
pivot = splitRoot && dom.splitTree(splitRoot, point);
}
if (pivot) {
pivot.parentNode.insertBefore(node, pivot);
} else {
container.appendChild(node);
}
return node;
};
this.toString = function () {
var nativeRng = nativeRange();
return agent.isW3CRangeSupport ? nativeRng.toString() : nativeRng.text;
};
/**
* create offsetPath bookmark
* @param {Node} editable
*/
this.bookmark = function (editable) {
return {
s: {
path: dom.makeOffsetPath(editable, sc),
offset: so
},
e: {
path: dom.makeOffsetPath(editable, ec),
offset: eo
}
};
};
/**
* getClientRects
* @return {Rect[]}
*/
this.getClientRects = function () {
var nativeRng = nativeRange();
return nativeRng.getClientRects();
};
};
return {
/**
* create Range Object From arguments or Browser Selection
*
* @param {Node} sc - start container
* @param {Number} so - start offset
* @param {Node} ec - end container
* @param {Number} eo - end offset
*/
create : function (sc, so, ec, eo) {
if (!arguments.length) { // from Browser Selection
if (agent.isW3CRangeSupport) {
var selection = document.getSelection();
if (selection.rangeCount === 0) {
return null;
}
var nativeRng = selection.getRangeAt(0);
sc = nativeRng.startContainer;
so = nativeRng.startOffset;
ec = nativeRng.endContainer;
eo = nativeRng.endOffset;
} else { // IE8: TextRange
var textRange = document.selection.createRange();
var textRangeEnd = textRange.duplicate();
textRangeEnd.collapse(false);
var textRangeStart = textRange;
textRangeStart.collapse(true);
var startPoint = textRangeToPoint(textRangeStart, true),
endPoint = textRangeToPoint(textRangeEnd, false);
sc = startPoint.cont;
so = startPoint.offset;
ec = endPoint.cont;
eo = endPoint.offset;
}
} else if (arguments.length === 2) { //collapsed
ec = sc;
eo = so;
}
return new WrappedRange(sc, so, ec, eo);
},
/**
* create WrappedRange from node
*
* @param {Node} node
* @return {WrappedRange}
*/
createFromNode: function (node) {
return this.create(node, 0, node, 1);
},
/**
* create WrappedRange from Bookmark
*
* @param {Node} editable
* @param {Obkect} bookmark
* @return {WrappedRange}
*/
createFromBookmark : function (editable, bookmark) {
var sc = dom.fromOffsetPath(editable, bookmark.s.path);
var so = bookmark.s.offset;
var ec = dom.fromOffsetPath(editable, bookmark.e.path);
var eo = bookmark.e.offset;
return new WrappedRange(sc, so, ec, eo);
}
};
})();
/**
* Table
* @class
*/
var Table = function () {
/**
* handle tab key
*
* @param {WrappedRange} rng
* @param {Boolean} isShift
*/
this.tab = function (rng, isShift) {
var cell = dom.ancestor(rng.commonAncestor(), dom.isCell);
var table = dom.ancestor(cell, dom.isTable);
var cells = dom.listDescendant(table, dom.isCell);
var nextCell = list[isShift ? 'prev' : 'next'](cells, cell);
if (nextCell) {
range.create(nextCell, 0).select();
}
};
/**
* create empty table element
*
* @param {Number} rowCount
* @param {Number} colCount
* @return {Node}
*/
this.createTable = function (colCount, rowCount) {
var tds = [], tdHTML;
for (var idxCol = 0; idxCol < colCount; idxCol++) {
tds.push('' + dom.blank + ' | ');
}
tdHTML = tds.join('');
var trs = [], trHTML;
for (var idxRow = 0; idxRow < rowCount; idxRow++) {
trs.push('' + tdHTML + '
');
}
trHTML = trs.join('');
return $('')[0];
};
};
/**
* Editor
* @class
*/
var Editor = function () {
var style = new Style();
var table = new Table();
/**
* save current range
*
* @param {jQuery} $editable
*/
this.saveRange = function ($editable) {
$editable.focus();
$editable.data('range', range.create());
};
/**
* restore lately range
*
* @param {jQuery} $editable
*/
this.restoreRange = function ($editable) {
var rng = $editable.data('range');
if (rng) {
rng.select();
$editable.focus();
}
};
/**
* current style
* @param {Node} target
*/
this.currentStyle = function (target) {
var rng = range.create();
return rng ? rng.isOnEditable() && style.current(rng, target) : false;
};
/**
* undo
* @param {jQuery} $editable
*/
this.undo = function ($editable) {
$editable.data('NoteHistory').undo($editable);
};
/**
* redo
* @param {jQuery} $editable
*/
this.redo = function ($editable) {
$editable.data('NoteHistory').redo($editable);
};
/**
* record Undo
* @param {jQuery} $editable
*/
var recordUndo = this.recordUndo = function ($editable) {
$editable.data('NoteHistory').recordUndo($editable);
};
/* jshint ignore:start */
// native commands(with execCommand), generate function for execCommand
var commands = ['bold', 'italic', 'underline', 'strikethrough', 'superscript', 'subscript',
'justifyLeft', 'justifyCenter', 'justifyRight', 'justifyFull',
'insertOrderedList', 'insertUnorderedList',
'indent', 'outdent', 'formatBlock', 'removeFormat',
'backColor', 'foreColor', 'insertHorizontalRule', 'fontName'];
for (var idx = 0, len = commands.length; idx < len; idx ++) {
this[commands[idx]] = (function (sCmd) {
return function ($editable, value) {
recordUndo($editable);
document.execCommand(sCmd, false, value);
};
})(commands[idx]);
}
/* jshint ignore:end */
/**
* @param {jQuery} $editable
* @param {WrappedRange} rng
* @param {Number} tabsize
*/
var insertTab = function ($editable, rng, tabsize) {
recordUndo($editable);
var tab = dom.createText(new Array(tabsize + 1).join(dom.NBSP_CHAR));
rng = rng.deleteContents();
rng.insertNode(tab, true);
rng = range.create(tab, tabsize);
rng.select();
};
/**
* handle tab key
* @param {jQuery} $editable
* @param {Object} options
*/
this.tab = function ($editable, options) {
var rng = range.create();
if (rng.isCollapsed() && rng.isOnCell()) {
table.tab(rng);
} else {
insertTab($editable, rng, options.tabsize);
}
};
/**
* handle shift+tab key
*/
this.untab = function () {
var rng = range.create();
if (rng.isCollapsed() && rng.isOnCell()) {
table.tab(rng, true);
}
};
/**
* insert paragraph
*
* @param {Node} $editable
*/
this.insertParagraph = function ($editable) {
recordUndo($editable);
var rng = range.create();
// deleteContents on range.
rng = rng.deleteContents();
rng.wrapBodyTextWithPara();
// find split root node: block level node
var splitRoot = dom.ancestor(rng.sc, dom.isPara);
var nextPara = dom.splitTree(splitRoot, rng.getStartPoint());
range.create(nextPara, 0).select();
};
/**
* insert image
*
* @param {jQuery} $editable
* @param {String} sUrl
*/
this.insertImage = function ($editable, sUrl, filename) {
async.createImage(sUrl, filename).then(function ($image) {
recordUndo($editable);
$image.css({
display: '',
width: Math.min($editable.width(), $image.width())
});
range.create().insertNode($image[0]);
}).fail(function () {
var callbacks = $editable.data('callbacks');
if (callbacks.onImageUploadError) {
callbacks.onImageUploadError();
}
});
};
/**
* insert video
* @param {jQuery} $editable
* @param {String} sUrl
*/
this.insertVideo = function ($editable, sUrl) {
recordUndo($editable);
// video url patterns(youtube, instagram, vimeo, dailymotion, youku)
var ytRegExp = /^.*(youtu.be\/|v\/|u\/\w\/|embed\/|watch\?v=|\&v=)([^#\&\?]*).*/;
var ytMatch = sUrl.match(ytRegExp);
var igRegExp = /\/\/instagram.com\/p\/(.[a-zA-Z0-9]*)/;
var igMatch = sUrl.match(igRegExp);
var vRegExp = /\/\/vine.co\/v\/(.[a-zA-Z0-9]*)/;
var vMatch = sUrl.match(vRegExp);
var vimRegExp = /\/\/(player.)?vimeo.com\/([a-z]*\/)*([0-9]{6,11})[?]?.*/;
var vimMatch = sUrl.match(vimRegExp);
var dmRegExp = /.+dailymotion.com\/(video|hub)\/([^_]+)[^#]*(#video=([^_&]+))?/;
var dmMatch = sUrl.match(dmRegExp);
var youkuRegExp = /\/\/v\.youku\.com\/v_show\/id_(\w+)\.html/;
var youkuMatch = sUrl.match(youkuRegExp);
var $video;
if (ytMatch && ytMatch[2].length === 11) {
var youtubeId = ytMatch[2];
$video = $('