snappymail/dev/Common/HtmlEditor.js
RainLoop Team 4cc2207513 Uploading and preparing the repository to the dev version.
Original unminified source code (dev folder - js, css, less) (fixes #6)
Grunt build system
Multiple identities correction (fixes #9)
Compose html editor (fixes #12)
New general settings - Loading Description
New warning about default admin password
Split general and login screen settings
2013-11-16 02:21:12 +04:00

898 lines
19 KiB
JavaScript

/* RainLoop Webmail (c) RainLoop Team | Licensed under CC BY-NC-SA 3.0 */
/**
* @constructor
*/
function HtmlEditor(oTextAreaElem, oHtmlAreaElem, oToolBarElement, oOptions)
{
var
oDefOptions = {
'DisableHtml': false,
'onSwitch': false,
'LangSwitcherConferm': 'EDITOR_TEXT_SWITCHER_CONFIRM',
'LangSwitcherTextLabel': 'EDITOR_SWITCHER_TEXT_LABEL',
'LangSwitcherHtmlLabel': 'EDITOR_SWITCHER_HTML_LABEL'
}
;
this.bIe = !!/msie/.test(navigator.userAgent.toLowerCase());
oOptions = $.extend(oDefOptions, Utils.isUnd(oOptions) ? {} : oOptions);
this.oOptions = oOptions;
this.bOnlyPlain = !!this.oOptions.DisableHtml;
this.fOnSwitch = this.oOptions.onSwitch;
this.textarea = $(oTextAreaElem).empty().addClass('editorTextArea');
this.htmlarea = $(oHtmlAreaElem).empty().addClass('editorHtmlArea').prop('contentEditable', 'true');
this.toolbar = $(oToolBarElement).empty().addClass('editorToolbar');
HtmlEditor.htmlInitEditor.apply(this);
HtmlEditor.htmlInitToolbar.apply(this);
HtmlEditor.htmlAttachEditorEvents.apply(this);
if (this.bOnlyPlain)
{
this.toolbar.hide();
// this.switchToPlain(false);
}
}
/**
* @param {string} mA
* @param {string} mB
* @param {string} mC
*/
HtmlEditor.prototype.initLanguage = function (mA, mB, mC)
{
this.oOptions.LangSwitcherConferm = mA;
this.oOptions.LangSwitcherTextLabel = mB;
this.oOptions.LangSwitcherHtmlLabel = mC;
};
/**
* @param {string} mA
* @param {boolean=} mB
* @param {string=} mC
*/
HtmlEditor.prototype.execCom = function (mA, mB, mC)
{
if (window.document)
{
window.document.execCommand(mA, mB || false, mC || null);
this.updateTextArea();
}
};
HtmlEditor.prototype.getEditorSelection = function () {
var mSelection = null;
if (window.getSelection)
{
mSelection = window.getSelection();
}
else if (window.document.getSelection)
{
mSelection = window.document.getSelection();
}
else if (window.document.selection)
{
mSelection = window.document.selection;
}
return mSelection;
};
HtmlEditor.prototype.getEditorRange = function () {
var oSelection = this.getEditorSelection();
if (!oSelection || 0 === oSelection.rangeCount)
{
return null;
}
return (oSelection.getRangeAt) ? oSelection.getRangeAt(0) : oSelection.createRange();
};
/**
* @param {string} mA
* @param {boolean=} mB
* @param {string=} mC
*/
HtmlEditor.prototype.ec = function (mA, mB, mC)
{
this.execCom(mA, mB, mC);
};
/**
* @param {number} iHeading
*/
HtmlEditor.prototype.heading = function (iHeading)
{
this.ec('formatblock', false, (this.bIe) ? 'Heading ' + iHeading : 'h' + iHeading);
};
/**
* @param {string} sSrc
*/
HtmlEditor.prototype.insertImage = function (sSrc)
{
if (this.isHtml() && !this.bOnlyPlain)
{
this.htmlarea.focus();
this.ec('insertImage', false, sSrc);
}
};
HtmlEditor.prototype.focus = function ()
{
if (this.isHtml() && !this.bOnlyPlain)
{
this.htmlarea.focus();
}
else
{
this.textarea.focus();
}
};
/**
* @param {string} sType
* @param {string} sColor
*/
HtmlEditor.prototype.setcolor = function (sType, sColor)
{
var
oRange = null,
sCmd = ''
;
if (this.bIe && !document['addEventListener'])
{
oRange = this.getEditorRange();
if (oRange)
{
oRange.execCommand(('forecolor' === sType) ? 'ForeColor' : 'BackColor', false, sColor);
}
}
else
{
if (this.bIe)
{
sCmd = ('forecolor' === sType) ? 'ForeColor' : 'BackColor';
}
else
{
sCmd = ('forecolor' === sType) ? 'foreColor' : 'backColor';
}
this.ec(sCmd, false, sColor);
}
};
/**
* @return {boolean}
*/
HtmlEditor.prototype.isHtml = function ()
{
return (true === this.bOnlyPlain) ? false : this.textarea.is(':hidden');
};
/**
* @return {string}
*/
HtmlEditor.prototype.toHtmlString = function ()
{
return this.editor.innerHTML;
};
/**
* @return {string}
*/
HtmlEditor.prototype.toString = function ()
{
return this.editor.innerText;
};
HtmlEditor.prototype.updateTextArea = function ()
{
this.textarea.val(this.toHtmlString());
};
HtmlEditor.prototype.updateHtmlArea = function ()
{
this.editor.innerHTML = this.textarea.val();
};
/**
* @param {string} sInnerText
* @param {boolean} bIsHtml
*/
HtmlEditor.prototype.setRawText = function (sInnerText, bIsHtml)
{
if (bIsHtml && !this.bOnlyPlain)
{
if (!this.isHtml())
{
this.textarea.val('');
this.switchToHtml();
}
this.textarea.val(sInnerText.toString());
this.updateHtmlArea();
}
else
{
this.textarea.val(sInnerText.toString());
this.updateHtmlArea();
this.switchToPlain(false);
}
};
HtmlEditor.prototype.clear = function ()
{
this.textarea.val('');
this.editor.innerHTML = '';
if (this.bOnlyPlain)
{
this.toolbar.hide();
this.switchToPlain(false);
}
else
{
this.switchToHtml();
}
};
/**
* @return {string}
*/
HtmlEditor.prototype.getTextForRequest = function ()
{
if (this.isHtml())
{
this.updateTextArea();
return this.textarea.val();
}
return this.textarea.val();
};
/**
* @param {boolean=} bWrap
* @return {string}
*/
HtmlEditor.prototype.getTextFromHtml = function (bWrap)
{
var
sText = '',
sQuoteChar = '> ',
convertBlockquote = function () {
if (arguments && 1 < arguments.length)
{
var sText = Utils.trim(arguments[1])
.replace(/__bq__start__([\s\S\n\r]*)__bq__end__/gm, convertBlockquote)
;
sText = '\n' + sQuoteChar + Utils.trim(sText).replace(/\n/gm, '\n' + sQuoteChar) + '\n>\n';
return sText.replace(/\n([> ]+)/gm, function () {
return (arguments && 1 < arguments.length) ? '\n' + Utils.trim(arguments[1].replace(/[\s]/, '')) + ' ' : '';
});
}
return '';
},
convertDivs = function () {
if (arguments && 1 < arguments.length)
{
var sText = Utils.trim(arguments[1]);
if (0 < sText.length)
{
sText = sText.replace(/<div[^>]*>([\s\S]*)<\/div>/gmi, convertDivs);
sText = '\n' + Utils.trim(sText) + '\n';
}
return sText;
}
return '';
},
convertLinks = function () {
if (arguments && 1 < arguments.length)
{
var
sName = Utils.trim(arguments[1])
// sHref = Utils.trim(arguments[0].replace(/<a [\s\S]*href[ ]?=[ ]?["']?([^"']+).+<\/a>/gmi, '$1'))
;
return sName;
// sName = (0 === Utils.trim(sName).length) ? '' : sName;
// sHref = ('mailto:' === sHref.substr(0, 7)) ? '' : sHref;
// sHref = ('http' === sHref.substr(0, 4)) ? sHref : '';
// sHref = (sName === sHref) ? '' : sHref;
// sHref = (0 < sHref.length) ? ' (' + sHref + ') ' : '';
// return (0 < sName.length) ? sName + sHref : sName;
}
return '';
}
;
bWrap = Utils.isUnd(bWrap) ? true : !!bWrap;
sText = this.toHtmlString()
.replace(/[\s]+/gm, ' ')
.replace(/<br\s?\/?>/gmi, '\n')
.replace(/<\/h\d>/gi, '\n')
.replace(/<\/p>/gi, '\n\n')
.replace(/<\/li>/gi, '\n')
.replace(/<\/td>/gi, '\n')
.replace(/<\/tr>/gi, '\n')
.replace(/<hr[^>]*>/gmi, '\n_______________________________\n\n')
.replace(/<img [^>]*>/gmi, '')
.replace(/<div[^>]*>([\s\S]*)<\/div>/gmi, convertDivs)
.replace(/<blockquote[^>]*>/gmi, '\n__bq__start__\n')
.replace(/<\/blockquote>/gmi, '\n__bq__end__\n')
.replace(/<a [^>]*>([\s\S]*?)<\/a>/gmi, convertLinks)
.replace(/&nbsp;/gi, ' ')
.replace(/<[^>]*>/gm, '')
.replace(/&gt;/gi, '>')
.replace(/&lt;/gi, '<')
.replace(/&amp;/gi, '&')
.replace(/&\w{2,6};/gi, '')
;
return (bWrap ? Utils.splitPlainText(sText) : sText)
.replace(/\n[ \t]+/gm, '\n')
.replace(/[\n]{3,}/gm, '\n\n')
.replace(/__bq__start__([\s\S]*)__bq__end__/gm, convertBlockquote)
.replace(/__bq__start__/gm, '')
.replace(/__bq__end__/gm, '')
;
};
/**
* @return {string}
*/
HtmlEditor.prototype.getHtmlFromText = function ()
{
return Utils.convertPlainTextToHtml(this.textarea.val());
};
HtmlEditor.prototype.switchToggle = function ()
{
if (this.isHtml())
{
this.switchToPlain();
}
else
{
this.switchToHtml();
}
};
/**
* @param {boolean=} bWithConfirm
*/
HtmlEditor.prototype.switchToPlain = function (bWithConfirm)
{
bWithConfirm = Utils.isUnd(bWithConfirm) ? true : bWithConfirm;
var
sText = this.getTextFromHtml(),
fSwitch = _.bind(function (bValue) {
if (bValue)
{
this.toolbar.addClass('editorHideToolbar');
$('.editorSwitcher', this.toolbar).text(this.switcherLinkText(false));
this.textarea.val(sText);
this.textarea.show();
// this.textarea.css({'display': ''});
this.htmlarea.hide();
if (this.fOnSwitch)
{
this.fOnSwitch(false);
}
}
}, this)
;
if (!bWithConfirm || 0 === Utils.trim(sText).length)
{
fSwitch(true);
}
else
{
fSwitch(window.confirm(this.oOptions.LangSwitcherConferm));
// Utils.dialogConfirm(this.oOptions.LangSwitcherConferm, fSwitch);
}
};
/**
* @param {boolean} bIsPlain
* @return {string}
*/
HtmlEditor.prototype.switcherLinkText = function (bIsPlain)
{
return (bIsPlain) ? this.oOptions.LangSwitcherTextLabel : this.oOptions.LangSwitcherHtmlLabel;
// return (bIsPlain) ? '« ' + 'EDITOR_TEXT_SWITCHER_PLAINT_TEXT' : 'EDITOR_TEXT_SWITCHER_RICH_FORMATTING' + ' »';
};
HtmlEditor.prototype.switchToHtml = function ()
{
this.toolbar.removeClass('editorHideToolbar');
$('.editorSwitcher', this.toolbar).text(this.switcherLinkText(true));
this.textarea.val(this.getHtmlFromText());
this.updateHtmlArea();
this.textarea.hide();
this.htmlarea.show();
// this.htmlarea.css({'display': ''});
if (this.fOnSwitch)
{
this.fOnSwitch(true);
}
};
/**
* @param {string} sName
* @param {string} sTitle
*/
HtmlEditor.prototype.addButton = function (sName, sTitle)
{
var self = this;
$('<div />').addClass('editorToolbarButtom').append($('<a tabindex="-1" href="javascript:void(0);"></a>').addClass(sName)).attr('title', sTitle).click(function (oEvent) {
if (!Utils.isUnd(HtmlEditor.htmlFunctions[sName]))
{
HtmlEditor.htmlFunctions[sName].apply(self, [$(this), oEvent]);
}
else
{
window.alert(sName);
}
}).appendTo(this.toolbar);
};
HtmlEditor.htmlInitToolbar = function ()
{
if (!this.bOnlyPlain)
{
// this.addButton('fontname', 'Select font');
this.addButton('bold', 'Bold');
this.addButton('italic', 'Italic');
this.addButton('underline', 'Underline');
this.addButton('strikethrough', 'Strikethrough');
this.addButton('removeformat', 'removeformat');
this.addButton('justifyleft', 'justifyleft');
this.addButton('justifycenter', 'justifycenter');
this.addButton('justifyright', 'justifyright');
this.addButton('horizontalrule', 'horizontalrule');
this.addButton('orderedlist', 'orderedlist');
this.addButton('unorderedlist', 'unorderedlist');
this.addButton('indent', 'indent');
this.addButton('outdent', 'outdent');
this.addButton('forecolor', 'forecolor');
// this.addButton('backcolor', 'backcolor');
(function ($, that) {
$('<span />').addClass('editorSwitcher').text(that.switcherLinkText(true)).click(function () {
that.switchToggle();
}).appendTo(that.toolbar);
}($, this));
}
};
HtmlEditor.htmlInitEditor = function ()
{
this.editor = this.htmlarea[0];
this.editor.innerHTML = this.textarea.val();
};
HtmlEditor.htmlAttachEditorEvents = function ()
{
var
self = this,
fIsImage = function (oItem) {
return oItem && oItem.type && 0 === oItem.type.indexOf('image/');
},
// fUpdateHtmlArea = function () {
// self.updateHtmlArea();
// },
//
// fUpdateTextArea = function () {
// self.updateTextArea();
// },
fHandleFileSelect = function (oEvent) {
oEvent = (oEvent && oEvent.originalEvent ?
oEvent.originalEvent : oEvent) || window.event;
if (oEvent)
{
oEvent.stopPropagation();
oEvent.preventDefault();
var
oReader = null,
oFile = null,
aFiles = (oEvent.files || (oEvent.dataTransfer ? oEvent.dataTransfer.files : null))
;
if (aFiles && 1 === aFiles.length && fIsImage(aFiles[0]))
{
oFile = aFiles[0];
oReader = new window.FileReader();
oReader.onload = (function (oLocalFile) {
return function (oEvent) {
self.insertImage(oEvent.target.result, oLocalFile.name);
};
}(oFile));
oReader.readAsDataURL(oFile);
}
}
self.htmlarea.removeClass('editorDragOver');
},
fHandleDragLeave = function () {
self.htmlarea.removeClass('editorDragOver');
},
fHandleDragOver = function (oEvent) {
oEvent.stopPropagation();
oEvent.preventDefault();
self.htmlarea.addClass('editorDragOver');
},
fHandlePaste = function (oEvent) {
var oClipboardData = oEvent && oEvent.clipboardData ? oEvent.clipboardData :
(oEvent && oEvent.originalEvent && oEvent.originalEvent.clipboardData ? oEvent.originalEvent.clipboardData : null);
if (oClipboardData && oClipboardData.items)
{
_.each(oClipboardData.items, function (oItem) {
if (fIsImage(oItem) && oItem['getAsFile']) {
var oReader = null, oFile = oItem['getAsFile']();
if (oFile)
{
oReader = new window.FileReader();
oReader.onload = (function (oLocalFile) {
return function (oEvent) {
self.insertImage(oEvent.target.result, oLocalFile.name);
};
}(oFile));
oReader.readAsDataURL(oFile);
}
}
});
}
}
;
if (!this.bOnlyPlain)
{
// this.textarea.on('click keyup keydown mousedown blur', fUpdateHtmlArea);
// this.htmlarea.on('click keyup keydown mousedown blur', fUpdateTextArea);
//
if (window.File && window.FileReader && window.FileList)
{
this.htmlarea.bind('dragover', fHandleDragOver);
this.htmlarea.bind('dragleave', fHandleDragLeave);
this.htmlarea.bind('drop', fHandleFileSelect);
this.htmlarea.bind('paste', fHandlePaste);
}
}
};
HtmlEditor.htmlColorPickerColors = (function () {
var
aMaps = [],
aColors = [],
iIndex = 0,
iIndexSub = 0,
iIndexSubSub = 0,
iLen = 0,
sMap = ''
;
for (iIndex = 0; iIndex < 256; iIndex += 85)
{
sMap = iIndex.toString(16);
aMaps.push(1 === sMap.length ? '0' + sMap : sMap);
}
iLen = aMaps.length;
for (iIndex = 0; iIndex < iLen; iIndex++)
{
for (iIndexSub = 0; iIndexSub < iLen; iIndexSub++)
{
for (iIndexSubSub = 0; iIndexSubSub < iLen; iIndexSubSub++)
{
aColors.push('#' + aMaps[iIndex] + '' + aMaps[iIndexSub] + '' + aMaps[iIndexSubSub]);
}
}
}
return aColors;
}());
HtmlEditor.htmlFontPicker = (function () {
var
jqDoc = $(window.document),
bIsAppented = false,
oFontPickerHolder = $('<div style="position: absolute;" class="editorFontStylePicker"><div class="editorFpFonts"></div></div>'),
oFonts = oFontPickerHolder.find('.editorFpFonts'),
fCurrentFunc = function () {}
;
$.each(['Arial', 'Arial Black', 'Courier New', 'Tahoma', 'Times New Roman', 'Verdana'], function (iIndex, sFont) {
oFonts.append(
$('<a href="javascript:void(0);" tabindex="-1" class="editorFpFont" style="font-family: ' + sFont + ';">' + sFont + '</a>').click(function () {
fCurrentFunc(sFont);
})
);
oFonts.append('<br />');
});
oFontPickerHolder.hide();
return function (oClickObject, fSelectFunc, oTollbar) {
if (!bIsAppented)
{
oFontPickerHolder.appendTo(oTollbar);
bIsAppented = true;
}
fCurrentFunc = fSelectFunc;
jqDoc.unbind('click.fpNamespace');
window.setTimeout(function () {
jqDoc.one('click.fpNamespace', function () {
oFontPickerHolder.hide();
});
}, 500);
var oPos = $(oClickObject).position();
oFontPickerHolder
.css('top', (5 + oPos.top + $(oClickObject).height()) + 'px')
.css('left', oPos.left + 'px')
.show();
};
}());
HtmlEditor.htmlColorPicker = (function () {
var
jqDoc = $(window.document),
bIsAppented = false,
oColorPickerHolder = $('<div style="position: absolute;" class="editorColorPicker"><div class="editorCpColors"></div></div>'),
oColors = oColorPickerHolder.find('.editorCpColors'),
fCurrentFunc = function () {}
;
$.each(HtmlEditor.htmlColorPickerColors, function (iIndex, sColor) {
oColors.append('<a href="javascript:void(0);" tabindex="-1" class="editorCpColor" style="background-color: ' + sColor + ';"></a>');
});
oColorPickerHolder.hide();
$('.editorCpColor', oColors).click(function (oEvent) {
var
iIndex = 1,
sSelectedColor = '#000000',
sRgbString = $(oEvent.target).css('background-color'),
aParts = sRgbString.match(/^rgb\((\d+),\s*(\d+),\s*(\d+)\)$/)
;
if (aParts !== null)
{
delete (aParts[0]);
for (; iIndex <= 3; ++iIndex)
{
aParts[iIndex] = Utils.pInt(aParts[iIndex]).toString(16);
if (1 === aParts[iIndex].length)
{
aParts[iIndex] = '0' + aParts[iIndex];
}
}
sSelectedColor = '#' + aParts.join('');
}
else
{
sSelectedColor = sRgbString;
}
fCurrentFunc(sSelectedColor);
});
return function (oClickObject, fSelectFunc, oTollbar) {
if (!bIsAppented)
{
oColorPickerHolder.appendTo(oTollbar);
bIsAppented = true;
}
var oPos = $(oClickObject).position();
fCurrentFunc = fSelectFunc;
jqDoc.unbind('click.cpNamespace');
window.setTimeout(function () {
jqDoc.one('click.cpNamespace', function () {
oColorPickerHolder.hide();
});
}, 100);
oColorPickerHolder
.css('top', (5 + oPos.top + $(oClickObject).height()) + 'px')
.css('left', oPos.left + 'px')
.show();
};
}());
/* ----------- */
HtmlEditor.htmlFunctions = {
/**
* @this {HtmlEditor}
*/
'bold': function ()
{
this.ec('bold');
},
/**
* @this {HtmlEditor}
*/
'italic': function ()
{
this.ec('italic');
},
/**
* @this {HtmlEditor}
*/
'underline': function ()
{
this.ec('underline');
},
/**
* @this {HtmlEditor}
*/
'strikethrough': function ()
{
this.ec('strikethrough');
},
/**
* @this {HtmlEditor}
*/
'indent': function ()
{
this.ec('indent');
},
/**
* @this {HtmlEditor}
*/
'outdent': function ()
{
this.ec('outdent');
},
/**
* @this {HtmlEditor}
*/
'justifyleft': function ()
{
this.ec('justifyLeft');
},
/**
* @this {HtmlEditor}
*/
'justifycenter': function ()
{
this.ec('justifyCenter');
},
/**
* @this {HtmlEditor}
*/
'justifyright': function ()
{
this.ec('justifyRight');
},
/**
* @this {HtmlEditor}
*/
'horizontalrule': function ()
{
this.ec('insertHorizontalRule', false, 'ht');
},
/**
* @this {HtmlEditor}
*/
'removeformat': function ()
{
this.ec('removeFormat');
},
/**
* @this {HtmlEditor}
*/
'orderedlist': function ()
{
this.ec('insertorderedlist');
},
/**
* @this {HtmlEditor}
*/
'unorderedlist': function ()
{
this.ec('insertunorderedlist');
},
/**
* @this {HtmlEditor}
*/
'forecolor': function (oClickObject)
{
HtmlEditor.htmlColorPicker(oClickObject, _.bind(function (sValue) {
this.setcolor('forecolor', sValue);
}, this), this.toolbar);
},
/**
* @this {HtmlEditor}
*/
'backcolor': function (oClickObject)
{
HtmlEditor.htmlColorPicker(oClickObject, _.bind(function (sValue) {
this.setcolor('backcolor', sValue);
}, this), this.toolbar);
},
/**
* @this {HtmlEditor}
*/
'fontname': function (oClickObject)
{
HtmlEditor.htmlFontPicker(oClickObject, _.bind(function (sValue) {
this.ec('fontname', false, sValue);
}, this), this.toolbar);
}
};