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(function ( $ ) {
$.fn.richText = function( options ) {
// set default options
// and merge them with the parameter options
var settings = $.extend({
// text formatting
bold: true,
italic: true,
underline: true,
// text alignment
leftAlign: true,
centerAlign: true,
rightAlign: true,
// lists
ol: true,
ul: true,
// title
heading: true,
// fonts
fonts: true,
fontList: ["Arial",
"Arial Black",
"Comic Sans MS",
"Courier New",
"Geneva",
"Georgia",
"Helvetica",
"Impact",
"Lucida Console",
"Tahoma",
"Times New Roman",
"Verdana"
],
fontColor: true,
fontSize: true,
// uploads
imageUpload: true,
fileUpload: true,
// media
videoEmbed: true,
// link
urls: true,
// tables
table: true,
// code
removeStyles: true,
code: true,
// colors
colors: [],
// dropdowns
fileHTML: '',
imageHTML: '',
// translations
translations: {
'title': 'Title',
'white': 'White',
'black': 'Black',
'brown': 'Brown',
'beige': 'Beige',
'darkBlue': 'Dark Blue',
'blue': 'Blue',
'lightBlue': 'Light Blue',
'darkRed': 'Dark Red',
'red': 'Red',
'darkGreen': 'Dark Green',
'green': 'Green',
'purple': 'Purple',
'darkTurquois': 'Dark Turquois',
'turquois': 'Turquois',
'darkOrange': 'Dark Orange',
'orange': 'Orange',
'yellow': 'Yellow',
'imageURL': 'Image URL',
'fileURL': 'File URL',
'linkText': 'Link text',
'url': 'URL',
'size': 'Size',
'responsive': 'Responsive',
'text': 'Text',
'openIn': 'Open in',
'sameTab': 'Same tab',
'newTab': 'New tab',
'align': 'Align',
'left': 'Left',
'center': 'Center',
'right': 'Right',
'rows': 'Rows',
'columns': 'Columns',
'add': 'Add',
'pleaseEnterURL': 'Please enter an URL',
'videoURLnotSupported': 'Video URL not supported',
'pleaseSelectImage': 'Please select an image',
'pleaseSelectFile': 'Please select a file',
'bold': 'Bold',
'italic': 'Italic',
'underline': 'Underline',
'alignLeft': 'Align left',
'alignCenter': 'Align centered',
'alignRight': 'Align right',
'addOrderedList': 'Add ordered list',
'addUnorderedList': 'Add unordered list',
'addHeading': 'Add Heading/title',
'addFont': 'Add font',
'addFontColor': 'Add font color',
'addFontSize' : 'Add font size',
'addImage': 'Add image',
'addVideo': 'Add video',
'addFile': 'Add file',
'addURL': 'Add URL',
'addTable': 'Add table',
'removeStyles': 'Remove styles',
'code': 'Show HTML code',
'undo': 'Undo',
'redo': 'Redo',
'close': 'Close'
},
// privacy
youtubeCookies: false,
// dev settings
useSingleQuotes: false,
height: 0,
heightPercentage: 0,
id: "",
class: "",
useParagraph: false
}, options );
/* prepare toolbar */
var $inputElement = $(this);
$inputElement.addClass("richText-initial");
var $editor,
$toolbarList = $('<ul />'),
$toolbarElement = $('<li />'),
$btnBold = $('<a />', {class: "richText-btn", "data-command": "bold", "title": settings.translations.bold, html: '<span class="fa fa-bold"></span>'}), // bold
$btnItalic = $('<a />', {class: "richText-btn", "data-command": "italic", "title": settings.translations.italic, html: '<span class="fa fa-italic"></span>'}), // italic
$btnUnderline = $('<a />', {class: "richText-btn", "data-command": "underline", "title": settings.translations.underline, html: '<span class="fa fa-underline"></span>'}), // underline
$btnLeftAlign = $('<a />', {class: "richText-btn", "data-command": "justifyLeft", "title": settings.translations.alignLeft, html: '<span class="fa fa-align-left"></span>'}), // left align
$btnCenterAlign = $('<a />', {class: "richText-btn", "data-command": "justifyCenter", "title": settings.translations.alignCenter, html: '<span class="fa fa-align-center"></span>'}), // centered
$btnRightAlign = $('<a />', {class: "richText-btn", "data-command": "justifyRight", "title": settings.translations.alignRight, html: '<span class="fa fa-align-right"></span>'}), // right align
$btnOL = $('<a />', {class: "richText-btn", "data-command": "insertOrderedList", "title": settings.translations.addOrderedList, html: '<span class="fa fa-list-ol"></span>'}), // ordered list
$btnUL = $('<a />', {class: "richText-btn", "data-command": "insertUnorderedList", "title": settings.translations.addUnorderedList, html: '<span class="fa fa-list"></span>'}), // unordered list
$btnHeading = $('<a />', {class: "richText-btn", "title": settings.translations.addHeading, html: '<span class="fa fa-header fa-heading"></span>'}), // title/header
$btnFont = $('<a />', {class: "richText-btn", "title": settings.translations.addFont, html: '<span class="fa fa-font"></span>'}), // font color
$btnFontColor = $('<a />', {class: "richText-btn", "title": settings.translations.addFontColor, html: '<span class="fa fa-paint-brush"></span>'}), // font color
$btnFontSize = $('<a />', {class: "richText-btn", "title": settings.translations.addFontSize, html: '<span class="fa fa-text-height"></span>'}), // font color
$btnImageUpload = $('<a />', {class: "richText-btn", "title": settings.translations.addImage, html: '<span class="fa fa-image"></span>'}), // image
$btnVideoEmbed = $('<a />', {class: "richText-btn", "title": settings.translations.addVideo, html: '<span class="fa fa-video-camera fa-video"></span>'}), // video
$btnFileUpload = $('<a />', {class: "richText-btn", "title": settings.translations.addFile, html: '<span class="fa fa-file-text-o far fa-file-alt"></span>'}), // file
$btnURLs = $('<a />', {class: "richText-btn", "title": settings.translations.addURL, html: '<span class="fa fa-link"></span>'}), // urls/links
$btnTable = $('<a />', {class: "richText-btn", "title": settings.translations.addTable, html: '<span class="fa fa-table"></span>'}), // table
$btnRemoveStyles = $('<a />', {class: "richText-btn", "data-command": "removeFormat", "title": settings.translations.removeStyles, html: '<span class="fa fa-recycle"></span>'}), // clean up styles
$btnCode = $('<a />', {class: "richText-btn", "data-command": "toggleCode", "title": settings.translations.code, html: '<span class="fa fa-code"></span>'}); // code
/* prepare toolbar dropdowns */
var $dropdownOuter = $('<div />', {class: "richText-dropdown-outer"});
var $dropdownClose = $('<span />', {class: "richText-dropdown-close", html: '<span title="' + settings.translations.close + '"><span class="fa fa-times"></span></span>'});
var $dropdownList = $('<ul />', {class: "richText-dropdown"}), // dropdown lists
$dropdownBox = $('<div />', {class: "richText-dropdown"}), // dropdown boxes / custom dropdowns
$form = $('<div />', {class: "richText-form"}), // symbolic form
$formItem = $('<div />', {class: 'richText-form-item'}), // form item
$formLabel = $('<label />'), // form label
$formInput = $('<input />', {type: "text"}), //form input field
$formInputFile = $('<input />', {type: "file"}), // form file input field
$formInputSelect = $('<select />'),
$formButton = $('<button />', {text: settings.translations.add, class: "btn"}); // button
/* internal settings */
var savedSelection; // caret position/selection
var editorID = "richText-" + Math.random().toString(36).substring(7);
var ignoreSave = false, $resizeImage = null, history = [], historyPosition = 0;
/* list dropdown for titles */
var $titles = $dropdownList.clone();
$titles.append($('<li />', {html: '<a data-command="formatBlock" data-option="h1">' + settings.translations.title + ' #1</a>'}));
$titles.append($('<li />', {html: '<a data-command="formatBlock" data-option="h2">' + settings.translations.title + ' #2</a>'}));
$titles.append($('<li />', {html: '<a data-command="formatBlock" data-option="h3">' + settings.translations.title + ' #3</a>'}));
$titles.append($('<li />', {html: '<a data-command="formatBlock" data-option="h4">' + settings.translations.title + ' #4</a>'}));
$btnHeading.append($dropdownOuter.clone().append($titles.prepend($dropdownClose.clone())));
/* list dropdown for fonts */
var fonts = settings.fontList;
var $fonts = $dropdownList.clone();
for(var i = 0; i < fonts.length; i++) {
$fonts.append($('<li />', {html: '<a style="font-family:' + fonts[i] + ';" data-command="fontName" data-option="' + fonts[i] + '">' + fonts[i] + '</a>'}));
}
$btnFont.append($dropdownOuter.clone().append($fonts.prepend($dropdownClose.clone())));
/* list dropdown for font sizes */
var fontSizes = [24,18,16,14,12];
var $fontSizes = $dropdownList.clone();
for(var i = 0; i < fontSizes.length; i++) {
$fontSizes.append($('<li />', {html: '<a style="font-size:' + fontSizes[i] + 'px;" data-command="fontSize" data-option="' + fontSizes[i] + '">Text ' + fontSizes[i] + 'px</a>'}));
}
$btnFontSize.append($dropdownOuter.clone().append($fontSizes.prepend($dropdownClose.clone())));
/* font colors */
var $fontColors = $dropdownList.clone();
$fontColors.html(loadColors("forecolor"));
$btnFontColor.append($dropdownOuter.clone().append($fontColors.prepend($dropdownClose.clone())));
/* background colors */
//var $bgColors = $dropdownList.clone();
//$bgColors.html(loadColors("hiliteColor"));
//$btnBGColor.append($dropdownOuter.clone().append($bgColors));
/* box dropdown for links */
var $linksDropdown = $dropdownBox.clone();
var $linksForm = $form.clone().attr("id", "richText-URL").attr("data-editor", editorID);
$linksForm.append(
$formItem.clone()
.append($formLabel.clone().text(settings.translations.url).attr("for", "url"))
.append($formInput.clone().attr("id", "url"))
);
$linksForm.append(
$formItem.clone()
.append($formLabel.clone().text(settings.translations.text).attr("for", "urlText"))
.append($formInput.clone().attr("id", "urlText"))
);
$linksForm.append(
$formItem.clone()
.append($formLabel.clone().text(settings.translations.openIn).attr("for", "openIn"))
.append(
$formInputSelect
.clone().attr("id", "openIn")
.append($("<option />", {value: '_self', text: settings.translations.sameTab}))
.append($("<option />", {value: '_blank', text: settings.translations.newTab}))
)
);
$linksForm.append( $formItem.clone().append($formButton.clone()) );
$linksDropdown.append($linksForm);
$btnURLs.append($dropdownOuter.clone().append($linksDropdown.prepend($dropdownClose.clone())));
/* box dropdown for video embedding */
var $videoDropdown = $dropdownBox.clone();
var $videoForm = $form.clone().attr("id", "richText-Video").attr("data-editor", editorID);
$videoForm.append(
$formItem.clone()
.append($formLabel.clone().text(settings.translations.url).attr("for", "videoURL"))
.append($formInput.clone().attr("id", "videoURL"))
);
$videoForm.append(
$formItem.clone()
.append($formLabel.clone().text(settings.translations.size).attr("for", "size"))
.append(
$formInputSelect
.clone().attr("id", "size")
.append($("<option />", {value: 'responsive', text: settings.translations.responsive}))
.append($("<option />", {value: '640x360', text: '640x360'}))
.append($("<option />", {value: '560x315', text: '560x315'}))
.append($("<option />", {value: '480x270', text: '480x270'}))
.append($("<option />", {value: '320x180', text: '320x180'}))
)
);
$videoForm.append( $formItem.clone().append($formButton.clone()) );
$videoDropdown.append($videoForm);
$btnVideoEmbed.append($dropdownOuter.clone().append($videoDropdown.prepend($dropdownClose.clone())));
/* box dropdown for image upload/image selection */
var $imageDropdown = $dropdownBox.clone();
var $imageForm = $form.clone().attr("id", "richText-Image").attr("data-editor", editorID);
if(settings.imageHTML
&& ($(settings.imageHTML).find('#imageURL').length > 0 || $(settings.imageHTML).attr("id") === "imageURL")) {
// custom image form
$imageForm.html(settings.imageHTML);
} else {
// default image form
$imageForm.append(
$formItem.clone()
.append($formLabel.clone().text(settings.translations.imageURL).attr("for", "imageURL"))
.append($formInput.clone().attr("id", "imageURL"))
);
$imageForm.append(
$formItem.clone()
.append($formLabel.clone().text(settings.translations.align).attr("for", "align"))
.append(
$formInputSelect
.clone().attr("id", "align")
.append($("<option />", {value: 'left', text: settings.translations.left}))
.append($("<option />", {value: 'center', text: settings.translations.center}))
.append($("<option />", {value: 'right', text: settings.translations.right}))
)
);
}
$imageForm.append( $formItem.clone().append($formButton.clone()) );
$imageDropdown.append($imageForm);
$btnImageUpload.append($dropdownOuter.clone().append($imageDropdown.prepend($dropdownClose.clone())));
/* box dropdown for file upload/file selection */
var $fileDropdown = $dropdownBox.clone();
var $fileForm = $form.clone().attr("id", "richText-File").attr("data-editor", editorID);
if(settings.fileHTML
&& ($(settings.fileHTML).find('#fileURL').length > 0 || $(settings.fileHTML).attr("id") === "fileURL")) {
// custom file form
$fileForm.html(settings.fileHTML);
} else {
// default file form
$fileForm.append(
$formItem.clone()
.append($formLabel.clone().text(settings.translations.fileURL).attr("for", "fileURL"))
.append($formInput.clone().attr("id", "fileURL"))
);
$fileForm.append(
$formItem.clone()
.append($formLabel.clone().text(settings.translations.linkText).attr("for", "fileText"))
.append($formInput.clone().attr("id", "fileText"))
);
}
$fileForm.append( $formItem.clone().append($formButton.clone()) );
$fileDropdown.append($fileForm);
$btnFileUpload.append($dropdownOuter.clone().append($fileDropdown.prepend($dropdownClose.clone())));
/* box dropdown for tables */
var $tableDropdown = $dropdownBox.clone();
var $tableForm = $form.clone().attr("id", "richText-Table").attr("data-editor", editorID);
$tableForm.append(
$formItem.clone()
.append($formLabel.clone().text(settings.translations.rows).attr("for", "tableRows"))
.append($formInput.clone().attr("id", "tableRows").attr("type", "number"))
);
$tableForm.append(
$formItem.clone()
.append($formLabel.clone().text(settings.translations.columns).attr("for", "tableColumns"))
.append($formInput.clone().attr("id", "tableColumns").attr("type", "number"))
);
$tableForm.append( $formItem.clone().append($formButton.clone()) );
$tableDropdown.append($tableForm);
$btnTable.append($dropdownOuter.clone().append($tableDropdown.prepend($dropdownClose.clone())));
/* initizalize editor */
function init() {
var value, attributes, attributes_html = '';
if(settings.useParagraph !== false) {
// set default tag when pressing ENTER to <p> instead of <div>
document.execCommand("DefaultParagraphSeparator", false, 'p');
}
// reformat $inputElement to textarea
if($inputElement.prop("tagName") === "TEXTAREA") {
// everything perfect
} else if($inputElement.val()) {
value = $inputElement.val();
attributes = $inputElement.prop("attributes");
// loop through <select> attributes and apply them on <div>
$.each(attributes, function() {
if(this.name) {
attributes_html += ' ' + this.name + '="' + this.value + '"';
}
});
$inputElement.replaceWith($('<textarea' + attributes_html + ' data-richtext="init">' + value + '</textarea>'));
$inputElement = $('[data-richtext="init"]');
$inputElement.removeAttr("data-richtext");
} else if($inputElement.html()) {
value = $inputElement.html();
attributes = $inputElement.prop("attributes");
// loop through <select> attributes and apply them on <div>
$.each(attributes, function() {
if(this.name) {
attributes_html += ' ' + this.name + '="' + this.value + '"';
}
});
$inputElement.replaceWith($('<textarea' + attributes_html + ' data-richtext="init">' + value + '</textarea>'));
$inputElement = $('[data-richtext="init"]');
$inputElement.removeAttr("data-richtext");
} else {
attributes = $inputElement.prop("attributes");
// loop through <select> attributes and apply them on <div>
$.each(attributes, function() {
if(this.name) {
attributes_html += ' ' + this.name + '="' + this.value + '"';
}
});
$inputElement.replaceWith($('<textarea' + attributes_html + ' data-richtext="init"></textarea>'));
$inputElement = $('[data-richtext="init"]');
$inputElement.removeAttr("data-richtext");
}
$editor = $('<div />', {class: "richText"});
var $toolbar = $('<div />', {class: "richText-toolbar"});
var $editorView = $('<div />', {class: "richText-editor", id: editorID, contenteditable: true});
$toolbar.append($toolbarList);
/* text formatting */
if(settings.bold === true) {
$toolbarList.append($toolbarElement.clone().append($btnBold));
}
if(settings.italic === true) {
$toolbarList.append($toolbarElement.clone().append($btnItalic));
}
if(settings.underline === true) {
$toolbarList.append($toolbarElement.clone().append($btnUnderline));
}
/* align */
if(settings.leftAlign === true) {
$toolbarList.append($toolbarElement.clone().append($btnLeftAlign));
}
if(settings.centerAlign === true) {
$toolbarList.append($toolbarElement.clone().append($btnCenterAlign));
}
if(settings.rightAlign === true) {
$toolbarList.append($toolbarElement.clone().append($btnRightAlign));
}
/* lists */
if(settings.ol === true) {
$toolbarList.append($toolbarElement.clone().append($btnOL));
}
if(settings.ul === true) {
$toolbarList.append($toolbarElement.clone().append($btnUL));
}
/* fonts */
if(settings.fonts === true && settings.fontList.length > 0) {
$toolbarList.append($toolbarElement.clone().append($btnFont));
}
if(settings.fontSize === true) {
$toolbarList.append($toolbarElement.clone().append($btnFontSize));
}
/* heading */
if(settings.heading === true) {
$toolbarList.append($toolbarElement.clone().append($btnHeading));
}
/* colors */
if(settings.fontColor === true) {
$toolbarList.append($toolbarElement.clone().append($btnFontColor));
}
/* uploads */
if(settings.imageUpload === true) {
$toolbarList.append($toolbarElement.clone().append($btnImageUpload));
}
if(settings.fileUpload === true) {
$toolbarList.append($toolbarElement.clone().append($btnFileUpload));
}
/* media */
if(settings.videoEmbed === true) {
$toolbarList.append($toolbarElement.clone().append($btnVideoEmbed));
}
/* urls */
if(settings.urls === true) {
$toolbarList.append($toolbarElement.clone().append($btnURLs));
}
if(settings.table === true) {
$toolbarList.append($toolbarElement.clone().append($btnTable));
}
/* code */
if(settings.removeStyles === true) {
$toolbarList.append($toolbarElement.clone().append($btnRemoveStyles));
}
if(settings.code === true) {
$toolbarList.append($toolbarElement.clone().append($btnCode));
}
// set current textarea value to editor
$editorView.html($inputElement.val());
$editor.append($toolbar);
$editor.append($editorView);
$editor.append($inputElement.clone().hide());
$inputElement.replaceWith($editor);
// append bottom toolbar
$editor.append(
$('<div />', {class: 'richText-toolbar'})
.append($('<a />', {class: 'richText-undo is-disabled', html: '<span class="fa fa-undo"></span>', 'title': settings.translations.undo}))
.append($('<a />', {class: 'richText-redo is-disabled', html: '<span class="fa fa-repeat fa-redo"></span>', 'title': settings.translations.redo}))
.append($('<a />', {class: 'richText-help', html: ''}))
);
if(settings.height && settings.height > 0) {
// set custom editor height
$editor.children(".richText-editor, .richText-initial").css({'min-height' : settings.height + 'px', 'height' : settings.height + 'px'});
} else if(settings.heightPercentage && settings.heightPercentage > 0) {
// set custom editor height in percentage
var parentHeight = $editor.parent().innerHeight(); // get editor parent height
var height = (settings.heightPercentage/100) * parentHeight; // calculate pixel value from percentage
height -= $toolbar.outerHeight()*2; // remove toolbar size
height -= parseInt($editor.css("margin-top")); // remove margins
height -= parseInt($editor.css("margin-bottom")); // remove margins
height -= parseInt($editor.find(".richText-editor").css("padding-top")); // remove paddings
height -= parseInt($editor.find(".richText-editor").css("padding-bottom")); // remove paddings
$editor.children(".richText-editor, .richText-initial").css({'min-height' : height + 'px', 'height' : height + 'px'});
}
// add custom class
if(settings.class) {
$editor.addClass(settings.class);
}
if(settings.id) {
$editor.attr("id", settings.id);
}
// fix the first line
fixFirstLine();
// save history
history.push($editor.find("textarea").val());
}
// initialize editor
init();
/** EVENT HANDLERS */
// undo / redo
$(document).on("click", ".richText-undo, .richText-redo", function(e) {
var $this = $(this);
if($this.hasClass("richText-undo") && !$this.hasClass("is-disabled")) {
undo();
} else if($this.hasClass("richText-redo") && !$this.hasClass("is-disabled")) {
redo();
}
});
// Saving changes from editor to textarea
$(document).on("input change blur keydown keyup", ".richText-editor", function(e) {
if((e.keyCode === 9 || e.keyCode === "9") && e.type === "keydown") {
// tab through table cells
e.preventDefault();
tabifyEditableTable(window, e);
return false;
}
fixFirstLine();
updateTextarea();
doSave($(this).attr("id"));
});
// add context menu to several Node elements
$(document).on('contextmenu', '.richText-editor', function(e) {
var $list = $('<ul />', {'class': 'list-rightclick richText-list'});
var $li = $('<li />');
// remove Node selection
$('.richText-editor').find('.richText-editNode').removeClass('richText-editNode');
var $target = $(e.target);
var $richText = $target.parents('.richText');
var $toolbar = $richText.find('.richText-toolbar');
var positionX = e.pageX - $richText.offset().left;
var positionY = e.pageY - $richText.offset().top;
$list.css({
'top': positionY,
'left': positionX
});
if($target.prop("tagName") === "A") {
// edit URL
e.preventDefault();
$list.append($li.clone().html('<span class="fa fa-link"></span>'));
$target.parents('.richText').append($list);
$list.find('.fa-link').on('click', function() {
$('.list-rightclick.richText-list').remove();
$target.addClass('richText-editNode');
var $popup = $toolbar.find('#richText-URL');
$popup.find('input#url').val($target.attr('href'));
$popup.find('input#urlText').val($target.text());
$popup.find('select#openIn').val($target.attr('target'));
$toolbar.find('.richText-btn').children('.fa-link').parents('li').addClass('is-selected');
});
return false;
} else if($target.prop("tagName") === "IMG") {
// edit image
e.preventDefault();
$list.append($li.clone().html('<span class="fa fa-image"></span>'));
$target.parents('.richText').append($list);
$list.find('.fa-image').on('click', function() {
var align;
if($target.parent('div').length > 0 && $target.parent('div').attr('style') === 'text-align:center;') {
align = 'center';
} else {
align = $target.attr('align');
}
$('.list-rightclick.richText-list').remove();
$target.addClass('richText-editNode');
var $popup = $toolbar.find('#richText-Image');
$popup.find('input#imageURL').val($target.attr('src'));
$popup.find('select#align').val(align);
$toolbar.find('.richText-btn').children('.fa-image').parents('li').addClass('is-selected');
});
return false;
}
});
// Saving changes from textarea to editor
$(document).on("input change blur", ".richText-initial", function() {
if(settings.useSingleQuotes === true) {
$(this).val(changeAttributeQuotes($(this).val()));
}
var editorID = $(this).siblings('.richText-editor').attr("id");
updateEditor(editorID);
doSave(editorID);
});
// Save selection seperately (mainly needed for Safari)
$(document).on("dblclick mouseup", ".richText-editor", function() {
var editorID = $(this).attr("id");
doSave(editorID);
});
// embedding video
$(document).on("click", "#richText-Video button.btn", function(event) {
event.preventDefault();
var $button = $(this);
var $form = $button.parent('.richText-form-item').parent('.richText-form');
if($form.attr("data-editor") === editorID) {
// only for the currently selected editor
var url = $form.find('input#videoURL').val();
var size = $form.find('select#size').val();
if(!url) {
// no url set
$form.prepend($('<div />', {style: 'color:red;display:none;', class: 'form-item is-error', text: settings.translations.pleaseEnterURL}));
$form.children('.form-item.is-error').slideDown();
setTimeout(function() {
$form.children('.form-item.is-error').slideUp(function () {
$(this).remove();
});
}, 5000);
} else {
// write html in editor
var html = '';
html = getVideoCode(url, size);
if(!html) {
$form.prepend($('<div />', {style: 'color:red;display:none;', class: 'form-item is-error', text: settings.translations.videoURLnotSupported}));
$form.children('.form-item.is-error').slideDown();
setTimeout(function() {
$form.children('.form-item.is-error').slideUp(function () {
$(this).remove();
});
}, 5000);
} else {
if(settings.useSingleQuotes === true) {
} else {
}
restoreSelection(editorID, true);
pasteHTMLAtCaret(html);
updateTextarea();
// reset input values
$form.find('input#videoURL').val('');
$('.richText-toolbar li.is-selected').removeClass("is-selected");
}
}
}
});
// Resize images
$(document).on('mousedown', function(e) {
var $target = $(e.target);
if(!$target.hasClass('richText-list') && $target.parents('.richText-list').length === 0) {
// remove context menu
$('.richText-list.list-rightclick').remove();
if(!$target.hasClass('richText-form') && $target.parents('.richText-form').length === 0) {
$('.richText-editNode').each(function () {
var $this = $(this);
$this.removeClass('richText-editNode');
if ($this.attr('class') === '') {
$this.removeAttr('class');
}
});
}
}
if($target.prop("tagName") === "IMG" && $target.parents("#" + editorID)) {
startX = e.pageX;
startY = e.pageY;
startW = $target.innerWidth();
startH = $target.innerHeight();
var left = $target.offset().left;
var right = $target.offset().left + $target.innerWidth();
var bottom = $target.offset().top + $target.innerHeight();
var top = $target.offset().top;
var resize = false;
$target.css({'cursor' : 'default'});
if(startY <= bottom && startY >= bottom-20 && startX >= right-20 && startX <= right) {
// bottom right corner
$resizeImage = $target;
$resizeImage.css({'cursor' : 'nwse-resize'});
resize = true;
}
if((resize === true || $resizeImage) && !$resizeImage.data("width")) {
// set initial image size and prevent dragging image while resizing
$resizeImage.data("width", $target.parents("#" + editorID).innerWidth());
$resizeImage.data("height", $target.parents("#" + editorID).innerHeight()*3);
e.preventDefault();
} else if(resize === true || $resizeImage) {
// resizing active, prevent other events
e.preventDefault();
} else {
// resizing disabled, allow dragging image
$resizeImage = null;
}
}
});
$(document)
.mouseup(function(){
if($resizeImage) {
$resizeImage.css({'cursor' : 'default'});
}
$resizeImage = null;
})
.mousemove(function(e){
if($resizeImage!==null){
var maxWidth = $resizeImage.data('width');
var currentWidth = $resizeImage.width();
var maxHeight = $resizeImage.data('height');
var currentHeight = $resizeImage.height();
if((startW + e.pageX-startX) <= maxWidth && (startH + e.pageY-startY) <= maxHeight) {
// only resize if new size is smaller than the original image size
$resizeImage.innerWidth (startW + e.pageX-startX); // only resize width to adapt height proportionally
// $box.innerHeight(startH + e.pageY-startY);
updateTextarea();
} else if((startW + e.pageX-startX) <= currentWidth && (startH + e.pageY-startY) <= currentHeight) {
// only resize if new size is smaller than the previous size
$resizeImage.innerWidth (startW + e.pageX-startX); // only resize width to adapt height proportionally
updateTextarea();
}
}
});
// adding URL
$(document).on("click", "#richText-URL button.btn", function(event) {
event.preventDefault();
var $button = $(this);
var $form = $button.parent('.richText-form-item').parent('.richText-form');
if($form.attr("data-editor") === editorID) {
// only for currently selected editor
var url = $form.find('input#url').val();
var text = $form.find('input#urlText').val();
var target = $form.find('#openIn').val();
// set default values
if(!target) {
target = '_self';
}
if(!text) {
text = url;
}
if(!url) {
// no url set
$form.prepend($('<div />', {style: 'color:red;display:none;', class: 'form-item is-error', text: settings.translations.pleaseEnterURL}));
$form.children('.form-item.is-error').slideDown();
setTimeout(function() {
$form.children('.form-item.is-error').slideUp(function () {
$(this).remove();
});
}, 5000);
} else {
// write html in editor
var html = '';
if(settings.useSingleQuotes === true) {
html = "<a href='" + url + "' target='" + target + "'>" + text + "</a>";
} else {
html = '<a href="' + url + '" target="' + target + '">' + text + '</a>';
}
restoreSelection(editorID, false, true);
var $editNode = $('.richText-editNode');
if($editNode.length > 0 && $editNode.prop("tagName") === "A") {
$editNode.attr("href", url);
$editNode.attr("target", target);
$editNode.text(text);
$editNode.removeClass('richText-editNode');
if($editNode.attr('class') === '') {
$editNode.removeAttr('class');
}
} else {
pasteHTMLAtCaret(html);
}
// reset input values
$form.find('input#url').val('');
$form.find('input#urlText').val('');
$('.richText-toolbar li.is-selected').removeClass("is-selected");
}
}
});
// adding image
$(document).on("click", "#richText-Image button.btn", function(event) {
event.preventDefault();
var $button = $(this);
var $form = $button.parent('.richText-form-item').parent('.richText-form');
if($form.attr("data-editor") === editorID) {
// only for currently selected editor
var url = $form.find('#imageURL').val();
var align = $form.find('select#align').val();
// set default values
if(!align) {
align = 'center';
}
if(!url) {
// no url set
$form.prepend($('<div />', {style: 'color:red;display:none;', class: 'form-item is-error', text: settings.translations.pleaseSelectImage}));
$form.children('.form-item.is-error').slideDown();
setTimeout(function() {
$form.children('.form-item.is-error').slideUp(function () {
$(this).remove();
});
}, 5000);
} else {
// write html in editor
var html = '';
if(settings.useSingleQuotes === true) {
if(align === "center") {
html = "<div style='text-align:center;'><img src='" + url + "'></div>";
} else {
html = "<img src='" + url + "' align='" + align + "'>";
}
} else {
if(align === "center") {
html = '<div style="text-align:center;"><img src="' + url + '"></div>';
} else {
html = '<img src="' + url + '" align="' + align + '">';
}
}
restoreSelection(editorID, true);
var $editNode = $('.richText-editNode');
if($editNode.length > 0 && $editNode.prop("tagName") === "IMG") {
$editNode.attr("src", url);
if($editNode.parent('div').length > 0 && $editNode.parent('div').attr('style') === 'text-align:center;' && align !== 'center') {
$editNode.unwrap('div');
$editNode.attr('align', align);
} else if(($editNode.parent('div').length === 0 || $editNode.parent('div').attr('style') !== 'text-align:center;') && align === 'center' ) {
$editNode.wrap('<div style="text-align:center;"></div>');
$editNode.removeAttr('align');
} else {
$editNode.attr('align', align);
}
$editNode.removeClass('richText-editNode');
if($editNode.attr('class') === '') {
$editNode.removeAttr('class');
}
} else {
pasteHTMLAtCaret(html);
}
// reset input values
$form.find('input#imageURL').val('');
$('.richText-toolbar li.is-selected').removeClass("is-selected");
}
}
});
// adding file
$(document).on("click", "#richText-File button.btn", function(event) {
event.preventDefault();
var $button = $(this);
var $form = $button.parent('.richText-form-item').parent('.richText-form');
if($form.attr("data-editor") === editorID) {
// only for currently selected editor
var url = $form.find('#fileURL').val();
var text = $form.find('#fileText').val();
// set default values
if(!text) {
text = url;
}
if(!url) {
// no url set
$form.prepend($('<div />', {style: 'color:red;display:none;', class: 'form-item is-error', text: settings.translations.pleaseSelectFile}));
$form.children('.form-item.is-error').slideDown();
setTimeout(function() {
$form.children('.form-item.is-error').slideUp(function () {
$(this).remove();
});
}, 5000);
} else {
// write html in editor
var html = '';
if(settings.useSingleQuotes === true) {
html = "<a href='" + url + "' target='_blank'>" + text + "</a>";
} else {
html = '<a href="' + url + '" target="_blank">' + text + '</a>';
}
restoreSelection(editorID, true);
pasteHTMLAtCaret(html);
// reset input values
$form.find('input#fileURL').val('');
$form.find('input#fileText').val('');
$('.richText-toolbar li.is-selected').removeClass("is-selected");
}
}
});
// adding table
$(document).on("click", "#richText-Table button.btn", function(event) {
event.preventDefault();
var $button = $(this);
var $form = $button.parent('.richText-form-item').parent('.richText-form');
if($form.attr("data-editor") === editorID) {
// only for currently selected editor
var rows = $form.find('input#tableRows').val();
var columns = $form.find('input#tableColumns').val();
// set default values
if(!rows || rows <= 0) {
rows = 2;
}
if(!columns || columns <= 0) {
columns = 2;
}
// generate table
var html = '';
if(settings.useSingleQuotes === true) {
html = "<table class='table-1'><tbody>";
} else {
html = '<table class="table-1"><tbody>';
}
for(var i = 1; i <= rows; i++) {
// start new row
html += '<tr>';
for(var n = 1; n <= columns; n++) {
// start new column in row
html += '<td> </td>';
}
html += '</tr>';
}
html += '</tbody></table>';
// write html in editor
restoreSelection(editorID, true);
pasteHTMLAtCaret(html);
// reset input values
$form.find('input#tableColumns').val('');
$form.find('input#tableRows').val('');
$('.richText-toolbar li.is-selected').removeClass("is-selected");
}
});
// opening / closing toolbar dropdown
$(document).on("click", function(event) {
var $clickedElement = $(event.target);
if($clickedElement.parents('.richText-toolbar').length === 0) {
// element not in toolbar
// ignore
} else if($clickedElement.hasClass("richText-dropdown-outer")) {
// closing dropdown by clicking inside the editor
$clickedElement.parent('a').parent('li').removeClass("is-selected");
} else if($clickedElement.find(".richText").length > 0) {
// closing dropdown by clicking outside of the editor
$('.richText-toolbar li').removeClass("is-selected");
} else if($clickedElement.parent().hasClass("richText-dropdown-close")) {
// closing dropdown by clicking on the close button
$('.richText-toolbar li').removeClass("is-selected");
} else if($clickedElement.hasClass("richText-btn") && $(event.target).children('.richText-dropdown-outer').length > 0) {
// opening dropdown by clicking on toolbar button
$clickedElement.parent('li').addClass("is-selected");
if($clickedElement.children('.fa,svg').hasClass("fa-link")) {
// put currently selected text in URL form to replace it
restoreSelection(editorID, false, true);
var selectedText = getSelectedText();
$clickedElement.find("input#urlText").val('');
$clickedElement.find("input#url").val('');
if(selectedText) {
$clickedElement.find("input#urlText").val(selectedText);
}
} else if($clickedElement.hasClass("fa-image")) {
// image
}
}
});
// Executing editor commands
$(document).on("click", ".richText-toolbar a[data-command]", function(event) {
var $button = $(this);
var $toolbar = $button.closest('.richText-toolbar');
var $editor = $toolbar.siblings('.richText-editor');
var id = $editor.attr("id");
if($editor.length > 0 && id === editorID && (!$button.parent("li").attr('data-disable') || $button.parent("li").attr('data-disable') === "false")) {
event.preventDefault();
var command = $(this).data("command");
if(command === "toggleCode") {
toggleCode($editor.attr("id"));
} else {
var option = null;
if ($(this).data('option')) {
option = $(this).data('option').toString();
if (option.match(/^h[1-6]$/)) {
command = "heading";
}
}
formatText(command, option, id);
if (command === "removeFormat") {
// remove HTML/CSS formatting
$editor.find('*').each(function() {
// remove all, but very few, attributes from the nodes
var keepAttributes = [
"id", "class",
"name", "action", "method",
"src", "align", "alt", "title",
"style", "webkitallowfullscreen", "mozallowfullscreen", "allowfullscreen",
"width", "height", "frameborder"
];
var element = $(this);
var attributes = $.map(this.attributes, function(item) {
return item.name;
});
$.each(attributes, function(i, item) {
if(keepAttributes.indexOf(item) < 0 && item.substr(0, 5) !== 'data-') {
element.removeAttr(item);
}
});
if(element.prop('tagName') === "A") {
// remove empty URL tags
element.replaceWith(function() {
return $('<span />', {html: $(this).html()});
});
}
});
formatText('formatBlock', 'div', id);
}
// clean up empty tags, which can be created while replacing formatting or when copy-pasting from other tools
$editor.find('div:empty,p:empty,li:empty,h1:empty,h2:empty,h3:empty,h4:empty,h5:empty,h6:empty').remove();
$editor.find('h1,h2,h3,h4,h5,h6').unwrap('h1,h2,h3,h4,h5,h6');
}
}
// close dropdown after click
$button.parents('li.is-selected').removeClass('is-selected');
});
/** INTERNAL METHODS **/
/**
* Format text in editor
* @param {string} command
* @param {string|null} option
* @param {string} editorID
* @private
*/
function formatText(command, option, editorID) {
if (typeof option === "undefined") {
option = null;
}
// restore selection from before clicking on any button
doRestore(editorID);
// Temporarily enable designMode so that
// document.execCommand() will work
// document.designMode = "ON";
// Execute the command
if(command === "heading" && getSelectedText()) {
// IE workaround
pasteHTMLAtCaret('<' + option + '>' + getSelectedText() + '</' + option + '>');
} else if(command === "fontSize" && parseInt(option) > 0) {
var selection = getSelectedText();
selection = (selection + '').replace(/([^>\r\n]?)(\r\n|\n\r|\r|\n)/g, '$1' + '<br>' + '$2');
var html = (settings.useSingleQuotes ? "<span style='font-size:" + option + "px;'>" + selection + "</span>" : '<span style="font-size:' + option + 'px;">' + selection + '</span>');
pasteHTMLAtCaret(html);
} else {
document.execCommand(command, false, option);
}
// Disable designMode
// document.designMode = "OFF";
}
/**
* Update textarea when updating editor
* @private
*/
function updateTextarea() {
var $editor = $('#' + editorID);
var content = $editor.html();
if(settings.useSingleQuotes === true) {
content = changeAttributeQuotes(content);
}
$editor.siblings('.richText-initial').val(content);
}
/**
* Update editor when updating textarea
* @private
*/
function updateEditor(editorID) {
var $editor = $('#' + editorID);
var content = $editor.siblings('.richText-initial').val();
$editor.html(content);
}
/**
* Save caret position and selection
* @return object
**/
function saveSelection(editorID) {
var containerEl = document.getElementById(editorID);
var range, start, end, type;
if(window.getSelection && document.createRange) {
var sel = window.getSelection && window.getSelection();
if (sel && sel.rangeCount > 0 && $(sel.anchorNode).parents('#' + editorID).length > 0) {
range = window.getSelection().getRangeAt(0);
var preSelectionRange = range.cloneRange();
preSelectionRange.selectNodeContents(containerEl);
preSelectionRange.setEnd(range.startContainer, range.startOffset);
start = preSelectionRange.toString().length;
end = (start + range.toString().length);
type = (start === end ? 'caret' : 'selection');
anchor = sel.anchorNode; //(type === "caret" && sel.anchorNode.tagName ? sel.anchorNode : false);
start = (type === 'caret' && anchor !== false ? 0 : preSelectionRange.toString().length);
end = (type === 'caret' && anchor !== false ? 0 : (start + range.toString().length));
return {
start: start,
end: end,
type: type,
anchor: anchor,
editorID: editorID
}
}
}
return (savedSelection ? savedSelection : {
start: 0,
end: 0
});
}
/**
* Restore selection
**/
function restoreSelection(editorID, media, url) {
var containerEl = document.getElementById(editorID);
var savedSel = savedSelection;
if(!savedSel) {
// fix selection if editor has not been focused
savedSel = {
'start': 0,
'end': 0,
'type': 'caret',
'editorID': editorID,
'anchor': $('#' + editorID).children('div')[0]
};
}
if(savedSel.editorID !== editorID) {
return false;
} else if(media === true) {
containerEl = (savedSel.anchor ? savedSel.anchor : containerEl); // fix selection issue
} else if(url === true) {
if(savedSel.start === 0 && savedSel.end === 0) {
containerEl = (savedSel.anchor ? savedSel.anchor : containerEl); // fix selection issue
}
}
if (window.getSelection && document.createRange) {
var charIndex = 0, range = document.createRange();
if(!range || !containerEl) { window.getSelection().removeAllRanges(); return true; }
range.setStart(containerEl, 0);
range.collapse(true);
var nodeStack = [containerEl], node, foundStart = false, stop = false;
while (!stop && (node = nodeStack.pop())) {
if (node.nodeType === 3) {
var nextCharIndex = charIndex + node.length;
if (!foundStart && savedSel.start >= charIndex && savedSel.start <= nextCharIndex) {
range.setStart(node, savedSel.start - charIndex);
foundStart = true;
}
if (foundStart && savedSel.end >= charIndex && savedSel.end <= nextCharIndex) {
range.setEnd(node, savedSel.end - charIndex);
stop = true;
}
charIndex = nextCharIndex;
} else {
var i = node.childNodes.length;
while (i--) {
nodeStack.push(node.childNodes[i]);
}
}
}
var sel = window.getSelection();
sel.removeAllRanges();
sel.addRange(range);
}
}
/**
* Save caret position and selection
* @return object
**/
/*
function saveSelection(editorID) {
var containerEl = document.getElementById(editorID);
var start;
if (window.getSelection && document.createRange) {
var sel = window.getSelection && window.getSelection();
if (sel && sel.rangeCount > 0) {
var range = window.getSelection().getRangeAt(0);
var preSelectionRange = range.cloneRange();
preSelectionRange.selectNodeContents(containerEl);
preSelectionRange.setEnd(range.startContainer, range.startOffset);
start = preSelectionRange.toString().length;
return {
start: start,
end: start + range.toString().length,
editorID: editorID
}
} else {
return (savedSelection ? savedSelection : {
start: 0,
end: 0
});
}
} else if (document.selection && document.body.createTextRange) {
var selectedTextRange = document.selection.createRange();
var preSelectionTextRange = document.body.createTextRange();
preSelectionTextRange.moveToElementText(containerEl);
preSelectionTextRange.setEndPoint("EndToStart", selectedTextRange);
start = preSelectionTextRange.text.length;
return {
start: start,
end: start + selectedTextRange.text.length,
editorID: editorID
};
}
}
*/
/**
* Restore selection
**/
/*
function restoreSelection(editorID) {
var containerEl = document.getElementById(editorID);
var savedSel = savedSelection;
if(savedSel.editorID !== editorID) {
return false;
}
if (window.getSelection && document.createRange) {
var charIndex = 0, range = document.createRange();
range.setStart(containerEl, 0);
range.collapse(true);
var nodeStack = [containerEl], node, foundStart = false, stop = false;
while (!stop && (node = nodeStack.pop())) {
if (node.nodeType === 3) {
var nextCharIndex = charIndex + node.length;
if (!foundStart && savedSel.start >= charIndex && savedSel.start <= nextCharIndex) {
range.setStart(node, savedSel.start - charIndex);
foundStart = true;
}
if (foundStart && savedSel.end >= charIndex && savedSel.end <= nextCharIndex) {
range.setEnd(node, savedSel.end - charIndex);
stop = true;
}
charIndex = nextCharIndex;
} else {
var i = node.childNodes.length;
while (i--) {
nodeStack.push(node.childNodes[i]);
}
}
}
var sel = window.getSelection();
sel.removeAllRanges();
sel.addRange(range);
} else if (document.selection && document.body.createTextRange) {
var textRange = document.body.createTextRange();
textRange.moveToElementText(containerEl);
textRange.collapse(true);
textRange.moveEnd("character", savedSel.end);
textRange.moveStart("character", savedSel.start);
textRange.select();
}
}
*/
/**
* Enables tabbing/shift-tabbing between contentEditable table cells
* @param {Window} win - Active window context.
* @param {Event} e - jQuery Event object for the keydown that fired.
*/
function tabifyEditableTable(win, e) {
if (e.keyCode !== 9) {
return false;
}
var sel;
if (win.getSelection) {
sel = win.getSelection();
if (sel.rangeCount > 0) {
var textNode = null,
direction = null;
if (!e.shiftKey) {
direction = "next";
textNode = (sel.focusNode.nodeName === "TD")
? (sel.focusNode.nextSibling != null)
? sel.focusNode.nextSibling
: (sel.focusNode.parentNode.nextSibling != null)
? sel.focusNode.parentNode.nextSibling.childNodes[0]
: null
: (sel.focusNode.parentNode.nextSibling != null)
? sel.focusNode.parentNode.nextSibling
: (sel.focusNode.parentNode.parentNode.nextSibling != null)
? sel.focusNode.parentNode.parentNode.nextSibling.childNodes[0]
: null;
} else {
direction = "previous";
textNode = (sel.focusNode.nodeName === "TD")
? (sel.focusNode.previousSibling != null)
? sel.focusNode.previousSibling
: (sel.focusNode.parentNode.previousSibling != null)
? sel.focusNode.parentNode.previousSibling.childNodes[sel.focusNode.parentNode.previousSibling.childNodes.length - 1]
: null
: (sel.focusNode.parentNode.previousSibling != null)
? sel.focusNode.parentNode.previousSibling
: (sel.focusNode.parentNode.parentNode.previousSibling != null)
? sel.focusNode.parentNode.parentNode.previousSibling.childNodes[sel.focusNode.parentNode.parentNode.previousSibling.childNodes.length - 1]
: null;
}
if (textNode != null) {
sel.collapse(textNode, Math.min(textNode.length, sel.focusOffset + 1));
if (textNode.textContent != null) {
sel.selectAllChildren(textNode);
}
e.preventDefault();
return true;
} else if(textNode === null && direction === "next" && sel.focusNode.nodeName === "TD") {
// add new row on TAB if arrived at the end of the row
var $table = $(sel.focusNode).parents("table");
var cellsPerLine = $table.find("tr").first().children("td").length;
var $tr = $("<tr />");
var $td = $("<td />");
for(var i = 1; i <= cellsPerLine; i++) {
$tr.append($td.clone());
}
$table.append($tr);
// simulate tabing through table
tabifyEditableTable(window, {keyCode: 9, shiftKey: false, preventDefault: function(){}});
}
}
}
return false;
}
/**
* Returns the text from the current selection
* @private
* @return {string|boolean}
*/
function getSelectedText() {
var range;
if (window.getSelection) { // all browsers, except IE before version 9
range = window.getSelection();
// return range.toString() ? range.toString() : range.focusNode.nodeValue;
return range.toString() ? range.toString() : range.focusNode !== null ? range.focusNode.nodeValue : '';
} else if (document.selection.createRange) { // Internet Explorer
range = document.selection.createRange();
return range.text;
}
return false;
}
/**
* Save selection
*/
function doSave(editorID) {
var $textarea = $('.richText-editor#' + editorID).siblings('.richText-initial');
addHistory($textarea.val());
savedSelection = saveSelection(editorID);
}
/**
* Add to history
* @param val
*/
function addHistory(val) {
if(history.length-1 > historyPosition) {
history.length = historyPosition + 1;
}
if(history[history.length-1] !== val) {
history.push(val);
}
historyPosition = history.length-1;
setHistoryButtons();
}
function setHistoryButtons() {
if(historyPosition <= 0) {
$editor.find(".richText-undo").addClass("is-disabled");
} else {
$editor.find(".richText-undo").removeClass("is-disabled");
}
if(historyPosition >= history.length-1 || history.length === 0) {
$editor.find(".richText-redo").addClass("is-disabled");
} else {
$editor.find(".richText-redo").removeClass("is-disabled");
}
}
/**
* Undo
*/
function undo() {
historyPosition--;
var value = history[historyPosition];
$editor.find('textarea').val(value);
$editor.find('.richText-editor').html(value);
setHistoryButtons();
}
/**
* Undo
*/
function redo() {
historyPosition++;
var value = history[historyPosition];
$editor.find('textarea').val(value);
$editor.find('.richText-editor').html(value);
setHistoryButtons();
}
/**
* Restore selection
*/
function doRestore(id) {
if(savedSelection) {
restoreSelection((id ? id : savedSelection.editorID));
}
}
/**
* Paste HTML at caret position
* @param {string} html HTML code
* @private
*/
function pasteHTMLAtCaret(html) {
// add HTML code for Internet Explorer
var sel, range;
if (window.getSelection) {
// IE9 and non-IE
sel = window.getSelection();
if (sel.getRangeAt && sel.rangeCount) {
range = sel.getRangeAt(0);
range.deleteContents();
// Range.createContextualFragment() would be useful here but is
// only relatively recently standardized and is not supported in
// some browsers (IE9, for one)
var el = document.createElement("div");
el.innerHTML = html;
var frag = document.createDocumentFragment(), node, lastNode;
while ( (node = el.firstChild) ) {
lastNode = frag.appendChild(node);
}
range.insertNode(frag);
// Preserve the selection
if (lastNode) {
range = range.cloneRange();
range.setStartAfter(lastNode);
range.collapse(true);
sel.removeAllRanges();
sel.addRange(range);
}
}
} else if (document.selection && document.selection.type !== "Control") {
// IE < 9
document.selection.createRange().pasteHTML(html);
}
}
/**
* Change quotes around HTML attributes
* @param {string} string
* @return {string}
*/
function changeAttributeQuotes(string) {
if(!string) {
return '';
}
var regex;
var rstring;
if(settings.useSingleQuotes === true) {
regex = /\s+(\w+\s*=\s*(["][^"]*["])|(['][^']*[']))+/g;
rstring = string.replace(regex, function($0,$1,$2){
if(!$2) {return $0;}
return $0.replace($2, $2.replace(/\"/g, "'"));
});
} else {
regex = /\s+(\w+\s*=\s*(['][^']*['])|(["][^"]*["]))+/g;
rstring = string.replace(regex, function($0,$1,$2){
if(!$2) {return $0;}
return $0.replace($2, $2.replace(/'/g, '"'));
});
}
return rstring;
}
/**
* Load colors for font or background
* @param {string} command Command
* @returns {string}
* @private
*/
function loadColors(command) {
var colors = [];
var result = '';
colors["#FFFFFF"] = settings.translations.white;
colors["#000000"] = settings.translations.black;
colors["#7F6000"] = settings.translations.brown;
colors["#938953"] = settings.translations.beige;
colors["#1F497D"] = settings.translations.darkBlue;
colors["blue"] = settings.translations.blue;
colors["#4F81BD"] = settings.translations.lightBlue;
colors["#953734"] = settings.translations.darkRed;
colors["red"] = settings.translations.red;
colors["#4F6128"] = settings.translations.darkGreen;
colors["green"] = settings.translations.green;
colors["#3F3151"] = settings.translations.purple;
colors["#31859B"] = settings.translations.darkTurquois;
colors["#4BACC6"] = settings.translations.turquois;
colors["#E36C09"] = settings.translations.darkOrange;
colors["#F79646"] = settings.translations.orange;
colors["#FFFF00"] = settings.translations.yellow;
if(settings.colors && settings.colors.length > 0) {
colors = settings.colors;
}
for (var i in colors) {
result += '<li class="inline"><a data-command="' + command + '" data-option="' + i + '" style="text-align:left;" title="' + colors[i] + '"><span class="box-color" style="background-color:' + i + '"></span></a></li>';
}
return result;
}
/**
* Toggle (show/hide) code or editor
* @private
*/
function toggleCode(editorID) {
doRestore(editorID);
if($editor.find('.richText-editor').is(":visible")) {
// show code
$editor.find('.richText-initial').show();
$editor.find('.richText-editor').hide();
// disable non working buttons
$('.richText-toolbar').find('.richText-btn').each(function() {
if($(this).children('.fa-code').length === 0) {
$(this).parent('li').attr("data-disable", "true");
}
});
convertCaretPosition(editorID, savedSelection);
} else {
// show editor
$editor.find('.richText-initial').hide();
$editor.find('.richText-editor').show();
convertCaretPosition(editorID, savedSelection, true);
// enable all buttons again
$('.richText-toolbar').find('li').removeAttr("data-disable");
}
}
/**
* Convert caret position from editor to code view (or in reverse)
* @param {string} editorID
* @param {object} selection
* @param {boolean} reverse
**/
function convertCaretPosition(editorID, selection, reverse) {
var $editor = $('#' + editorID);
var $textarea = $editor.siblings(".richText-initial");
var code = $textarea.val();
if(!selection || !code) {
return {start: 0, end: 0};
}
if(reverse === true) {
savedSelection = {start: $editor.text().length, end: $editor.text().length, editorID: editorID};
restoreSelection(editorID);
return true;
}
selection.node = $textarea[0];
var states = {start: false, end: false, tag: false, isTag: false, tagsCount: 0, isHighlight: (selection.start !== selection.end)};
for(var i = 0; i < code.length; i++) {
if(code[i] === "<") {
// HTML tag starts
states.isTag = true;
states.tag = false;
states.tagsCount++;
} else if(states.isTag === true && code[i] !== ">") {
states.tagsCount++;
} else if(states.isTag === true && code[i] === ">") {
states.isTag = false;
states.tag = true;
states.tagsCount++;
} else if(states.tag === true) {
states.tag = false;
}
if(!reverse) {
if((selection.start + states.tagsCount) <= i && states.isHighlight && !states.isTag && !states.tag && !states.start) {
selection.start = i;
states.start = true;
} else if((selection.start + states.tagsCount) <= i+1 && !states.isHighlight && !states.isTag && !states.tag && !states.start) {
selection.start = i+1;
states.start = true;
}
if((selection.end + states.tagsCount) <= i+1 && !states.isTag && !states.tag && !states.end) {
selection.end = i+1;
states.end = true;
}
}
}
createSelection(selection.node, selection.start, selection.end);
return selection;
}
/**
* Create selection on node element
* @param {Node} field
* @param {int} start
* @param {int} end
**/
function createSelection(field, start, end) {
if( field.createTextRange ) {
var selRange = field.createTextRange();
selRange.collapse(true);
selRange.moveStart('character', start);
selRange.moveEnd('character', end);
selRange.select();
field.focus();
} else if( field.setSelectionRange ) {
field.focus();
field.setSelectionRange(start, end);
} else if( typeof field.selectionStart != 'undefined' ) {
field.selectionStart = start;
field.selectionEnd = end;
field.focus();
}
}
/**
* Get video embed code from URL
* @param {string} url Video URL
* @param {string} size Size in the form of widthxheight
* @return {string|boolean}
* @private
**/
function getVideoCode(url, size) {
var video = getVideoID(url);
var responsive = false, success = false;
if(!video) {
// video URL not supported
return false;
}
if(!size) {
size = "640x360";
size = size.split("x");
} else if(size !== "responsive") {
size = size.split("x");
} else {
responsive = true;
size = "640x360";
size = size.split("x");
}
var html = '<br><br>';
if(responsive === true) {
html += '<div style="position:relative;height:0;padding-bottom:56.25%">';
}
var allowfullscreen = 'webkitallowfullscreen mozallowfullscreen allowfullscreen';
if(video.platform === "YouTube") {
var youtubeDomain = (settings.youtubeCookies ? 'www.youtube.com' : 'www.youtube-nocookie.com');
html += '<iframe src="https://' + youtubeDomain + '/embed/' + video.id + '?ecver=2" width="' + size[0] + '" height="' + size[1] + '" frameborder="0"' + (responsive === true ? ' style="position:absolute;width:100%;height:100%;left:0"' : '') + ' ' + allowfullscreen + '></iframe>';
success = true;
} else if(video.platform === "Vimeo") {
html += '<iframe src="https://player.vimeo.com/video/' + video.id + '" width="' + size[0] + '" height="' + size[1] + '" frameborder="0"' + (responsive === true ? ' style="position:absolute;width:100%;height:100%;left:0"' : '') + ' ' + allowfullscreen + '></iframe>';
success = true;
} else if(video.platform === "Facebook") {
html += '<iframe src="https://www.facebook.com/plugins/video.php?href=' + encodeURI(url) + '&show_text=0&width=' + size[0] + '" width="' + size[0] + '" height="' + size[1] + '" style="' + (responsive === true ? 'position:absolute;width:100%;height:100%;left:0;border:none;overflow:hidden"' : 'border:none;overflow:hidden') + '" scrolling="no" frameborder="0" allowTransparency="true" ' + allowfullscreen + '></iframe>';
success = true;
} else if(video.platform === "Dailymotion") {
html += '<iframe frameborder="0" width="' + size[0] + '" height="' + size[1] + '" src="//www.dailymotion.com/embed/video/' + video.id + '"' + (responsive === true ? ' style="position:absolute;width:100%;height:100%;left:0"' : '') + ' ' + allowfullscreen + '></iframe>';
success = true;
}
if(responsive === true) {
html += '</div>';
}
html += '<br><br>';
if(success) {
return html;
}
return false;
}
/**
* Returns the unique video ID
* @param {string} url
* return {object|boolean}
**/
function getVideoID(url) {
var vimeoRegExp = /(?:http?s?:\/\/)?(?:www\.)?(?:vimeo\.com)\/?(.+)/;
var youtubeRegExp = /^.*(youtu.be\/|v\/|u\/\w\/|embed\/|watch\?v=|\&v=)([^#\&\?]*).*/;
var facebookRegExp = /(?:http?s?:\/\/)?(?:www\.)?(?:facebook\.com)\/.*\/videos\/[0-9]+/;
var dailymotionRegExp = /(?:http?s?:\/\/)?(?:www\.)?(?:dailymotion\.com)\/video\/([a-zA-Z0-9]+)/;
var youtubeMatch = url.match(youtubeRegExp);
var vimeoMatch = url.match(vimeoRegExp);
var facebookMatch = url.match(facebookRegExp);
var dailymotionMatch = url.match(dailymotionRegExp);
if (youtubeMatch && youtubeMatch[2].length === 11) {
return {
"platform": "YouTube",
"id": youtubeMatch[2]
};
} else if(vimeoMatch && vimeoMatch[1]) {
return {
"platform": "Vimeo",
"id": vimeoMatch[1]
};
} else if(facebookMatch && facebookMatch[0]) {
return {
"platform": "Facebook",
"id" : facebookMatch[0]
};
} else if(dailymotionMatch && dailymotionMatch[1]) {
return {
"platform": "Dailymotion",
"id" : dailymotionMatch[1]
};
}
return false;
}
/**
* Fix the first line as by default the first line has no tag container
*/
function fixFirstLine() {
if($editor && !$editor.find(".richText-editor").html()) {
// set first line with the right tags
if(settings.useParagraph !== false) {
$editor.find(".richText-editor").html('<p><br></p>');
} else {
$editor.find(".richText-editor").html('<div><br></div>');
}
} else {
// replace tags, to force <div> or <p> tags and fix issues
if(settings.useParagraph !== false) {
$editor.find(".richText-editor").find('div').replaceWith(function() {
return $('<p />', {html: $(this).html()});
});
} else {
$editor.find(".richText-editor").find('p').replaceWith(function() {
return $('<div />', {html: $(this).html()});
});
}
}
updateTextarea();
}
return $(this);
};
$.fn.unRichText = function( options ) {
// set default options
// and merge them with the parameter options
var settings = $.extend({
delay: 0 // delay in ms
}, options);
var $editor, $textarea, $main;
var $el = $(this);
/**
* Initialize undoing RichText and call remove() method
*/
function init() {
if($el.hasClass('richText')) {
$main = $el;
} else if($el.hasClass('richText-initial') || $el.hasClass('richText-editor')) {
$main = $el.parents('.richText');
}
if(!$main) {
// node element does not correspond to RichText elements
return false;
}
$editor = $main.find('.richText-editor');
$textarea = $main.find('.richText-initial');
if(parseInt(settings.delay) > 0) {
// a delay has been set
setTimeout(remove, parseInt(settings.delay));
} else {
remove();
}
}
init();
/**
* Remove RichText elements
*/
function remove() {
$main.find('.richText-toolbar').remove();
$main.find('.richText-editor').remove();
$textarea
.unwrap('.richText')
.data('editor', 'richText')
.removeClass('richText-initial')
.show();
}
};
}( jQuery ));