chamilo-lms2/public/libs/ckeditor/plugins/copyformatting/plugin.js

/*
 Copyright (c) 2003-2017, CKSource - Frederico Knabben. All rights reserved.
 For licensing, see LICENSE.md or http://ckeditor.com/license
*/
(function(){function r(a){var b=(a=a.data)&&a.$;return a&&b?CKEDITOR.env.ie&&9>CKEDITOR.env.version?1===b.button:0===b.button:!1}function k(a,b,e,d){var c=new CKEDITOR.dom.walker(a);if(a=a.startContainer.getAscendant(b,!0)||a.endContainer.getAscendant(b,!0))if(e(a),d)return;for(;a=c.next();)if(a=a.getAscendant(b,!0))if(e(a),d)break}function u(a,b){var e={ul:"ol",ol:"ul"};return-1!==l(b,function(b){return b.element===a||b.element===e[a]})}function q(a){this.styles=null;this.sticky=!1;this.editor=a;
this.filter=new CKEDITOR.filter(a.config.copyFormatting_allowRules);!0===a.config.copyFormatting_allowRules&&(this.filter.disabled=!0);a.config.copyFormatting_disallowRules&&this.filter.disallow(a.config.copyFormatting_disallowRules)}var l=CKEDITOR.tools.indexOf,t=!1;CKEDITOR.plugins.add("copyformatting",{lang:"en",icons:"copyformatting",hidpi:!0,init:function(a){var b=CKEDITOR.plugins.copyformatting;b._addScreenReaderContainer();t||(CKEDITOR.document.appendStyleSheet(this.path+"styles/copyformatting.css"),
t=!0);a.addContentsCss&&a.addContentsCss(this.path+"styles/copyformatting.css");a.copyFormatting=new b.state(a);a.addCommand("copyFormatting",b.commands.copyFormatting);a.addCommand("applyFormatting",b.commands.applyFormatting);a.ui.addButton("CopyFormatting",{label:a.lang.copyformatting.label,command:"copyFormatting",toolbar:"cleanup,0"});a.on("contentDom",function(){var e=a.editable(),b=e.isInline()?e:a.document,c=a.ui.get("CopyFormatting");e.attachListener(b,"mouseup",function(b){r(b)&&a.execCommand("applyFormatting")});
e.attachListener(CKEDITOR.document,"mouseup",function(b){var d=a.getCommand("copyFormatting");r(b)&&d.state===CKEDITOR.TRISTATE_ON&&!e.contains(b.data.getTarget())&&a.execCommand("copyFormatting")});c&&(b=CKEDITOR.document.getById(c._.id),e.attachListener(b,"dblclick",function(){a.execCommand("copyFormatting",{sticky:!0})}),e.attachListener(b,"mouseup",function(a){a.data.stopPropagation()}))});a.config.copyFormatting_keystrokeCopy&&a.setKeystroke(a.config.copyFormatting_keystrokeCopy,"copyFormatting");
a.config.copyFormatting_keystrokePaste&&a.setKeystroke(a.config.copyFormatting_keystrokePaste,"applyFormatting");a.on("key",function(b){var d=a.getCommand("copyFormatting");b=b.data.domEvent;b.getKeystroke&&27===b.getKeystroke()&&d.state===CKEDITOR.TRISTATE_ON&&a.execCommand("copyFormatting")});a.copyFormatting.on("extractFormatting",function(e){var d=e.data.element;if(d.contains(a.editable())||d.equals(a.editable()))return e.cancel();d=b._convertElementToStyleDef(d);if(!a.copyFormatting.filter.check(new CKEDITOR.style(d),
!0,!0))return e.cancel();e.data.styleDef=d});a.copyFormatting.on("applyFormatting",function(e){if(!e.data.preventFormatStripping){var d=e.data.range,c=b._extractStylesFromRange(a,d),f=b._determineContext(d),g,h;if(a.copyFormatting._isContextAllowed(f))for(h=0;h<c.length;h++)f=c[h],g=d.createBookmark(),-1===l(b.preservedElements,f.element)?CKEDITOR.env.webkit&&!CKEDITOR.env.chrome?c[h].removeFromRange(e.data.range,e.editor):c[h].remove(e.editor):u(f.element,e.data.styles)&&b._removeStylesFromElementInRange(d,
f.element),d.moveToBookmark(g)}});a.copyFormatting.on("applyFormatting",function(b){var d=CKEDITOR.plugins.copyformatting,c=d._determineContext(b.data.range);"list"===c&&a.copyFormatting._isContextAllowed("list")?d._applyStylesToListContext(b.editor,b.data.range,b.data.styles):"table"===c&&a.copyFormatting._isContextAllowed("table")?d._applyStylesToTableContext(b.editor,b.data.range,b.data.styles):a.copyFormatting._isContextAllowed("text")&&d._applyStylesToTextContext(b.editor,b.data.range,b.data.styles)},
null,null,999)}});q.prototype._isContextAllowed=function(a){var b=this.editor.config.copyFormatting_allowedContexts;return!0===b||-1!==l(b,a)};CKEDITOR.event.implementOn(q.prototype);CKEDITOR.plugins.copyformatting={state:q,inlineBoundary:"h1 h2 h3 h4 h5 h6 p div".split(" "),excludedAttributes:["id","style","href","data-cke-saved-href","dir"],elementsForInlineTransform:["li"],excludedElementsFromInlineTransform:["table","thead","tbody","ul","ol"],excludedAttributesFromInlineTransform:["value","type"],
preservedElements:"ul ol li td th tr thead tbody table".split(" "),breakOnElements:["ul","ol","table"],commands:{copyFormatting:{exec:function(a,b){var e=CKEDITOR.plugins.copyformatting,d=a.copyFormatting,c=b?"keystrokeHandler"==b.from:!1,f=b?b.sticky||c:!1,g=e._getCursorContainer(a),h=CKEDITOR.document.getDocumentElement();if(this.state===CKEDITOR.TRISTATE_ON)return d.styles=null,d.sticky=!1,g.removeClass("cke_copyformatting_active"),h.removeClass("cke_copyformatting_disabled"),h.removeClass("cke_copyformatting_tableresize_cursor"),
e._putScreenReaderMessage(a,"canceled"),this.setState(CKEDITOR.TRISTATE_OFF);d.styles=e._extractStylesFromElement(a,a.elementPath().lastElement);this.setState(CKEDITOR.TRISTATE_ON);c||(g.addClass("cke_copyformatting_active"),h.addClass("cke_copyformatting_tableresize_cursor"),a.config.copyFormatting_outerCursor&&h.addClass("cke_copyformatting_disabled"));d.sticky=f;e._putScreenReaderMessage(a,"copied")}},applyFormatting:{exec:function(a,b){var e=a.getCommand("copyFormatting"),d=b?"keystrokeHandler"==
b.from:!1,c=CKEDITOR.plugins.copyformatting,f=a.copyFormatting,g=c._getCursorContainer(a),h=CKEDITOR.document.getDocumentElement();if(d||e.state===CKEDITOR.TRISTATE_ON){if(d&&!f.styles)return c._putScreenReaderMessage(a,"failed");d=c._applyFormat(a,f.styles);f.sticky||(f.styles=null,g.removeClass("cke_copyformatting_active"),h.removeClass("cke_copyformatting_disabled"),h.removeClass("cke_copyformatting_tableresize_cursor"),e.setState(CKEDITOR.TRISTATE_OFF));c._putScreenReaderMessage(a,d?"applied":
"canceled")}}}},_getCursorContainer:function(a){return a.elementMode===CKEDITOR.ELEMENT_MODE_INLINE?a.editable():a.editable().getParent()},_convertElementToStyleDef:function(a){var b=CKEDITOR.tools,e=a.getAttributes(CKEDITOR.plugins.copyformatting.excludedAttributes),b=b.parseCssText(a.getAttribute("style"),!0,!0);return{element:a.getName(),type:CKEDITOR.STYLE_INLINE,attributes:e,styles:b}},_extractStylesFromElement:function(a,b){var e={},d=[];do if(b.type===CKEDITOR.NODE_ELEMENT&&!b.hasAttribute("data-cke-bookmark")&&
(e.element=b,a.copyFormatting.fire("extractFormatting",e,a)&&e.styleDef&&d.push(new CKEDITOR.style(e.styleDef)),b.getName&&-1!==l(CKEDITOR.plugins.copyformatting.breakOnElements,b.getName())))break;while((b=b.getParent())&&b.type===CKEDITOR.NODE_ELEMENT);return d},_extractStylesFromRange:function(a,b){for(var e=[],d=new CKEDITOR.dom.walker(b),c;c=d.next();)e=e.concat(CKEDITOR.plugins.copyformatting._extractStylesFromElement(a,c));return e},_removeStylesFromElementInRange:function(a,b){for(var e=-1!==
l(["ol","ul","table"],b),d=new CKEDITOR.dom.walker(a),c;c=d.next();)if(c=c.getAscendant(b,!0))if(c.removeAttributes(c.getAttributes()),e)break},_getSelectedWordOffset:function(a){function b(a,b){return a[b?"getPrevious":"getNext"](function(a){return a.type!==CKEDITOR.NODE_COMMENT})}function e(a){return a.type==CKEDITOR.NODE_ELEMENT?(a=a.getHtml().replace(/<span.*?>&nbsp;<\/span>/g,""),a.replace(/<.*?>/g,"")):a.getText()}function d(a,c){var f=a,g=/\s/g,h="p br ol ul li td th div caption body".split(" "),
m=!1,k=!1,p,n;do{for(p=b(f,c);!p&&f.getParent();){f=f.getParent();if(-1!==l(h,f.getName())){k=m=!0;break}p=b(f,c)}if(p&&p.getName&&-1!==l(h,p.getName())){m=!0;break}f=p}while(f&&f.getStyle&&("none"==f.getStyle("display")||!f.getText()));for(f||(f=a);f.type!==CKEDITOR.NODE_TEXT;)f=!m||c||k?f.getChild(0):f.getChild(f.getChildCount()-1);for(h=e(f);null!=(k=g.exec(h))&&(n=k.index,c););if("number"!==typeof n&&!m)return d(f,c);if(m)c?n=0:(g=/([\.\b]*$)/,n=(k=g.exec(h))?k.index:h.length);else if(c&&(n+=
1,n>h.length))return d(f);return{node:f,offset:n}}var c=/\b\w+\b/ig,f,g,h,m,k;h=m=k=a.startContainer;for(f=e(h);null!=(g=c.exec(f));)if(g.index+g[0].length>=a.startOffset)return a=g.index,c=g.index+g[0].length,0===g.index&&(g=d(h,!0),m=g.node,a=g.offset),c>=f.length&&(f=d(h),k=f.node,c=f.offset),{startNode:m,startOffset:a,endNode:k,endOffset:c};return null},_filterStyles:function(a){var b=CKEDITOR.tools.isEmpty,e=[],d,c;for(c=0;c<a.length;c++)d=a[c]._.definition,-1!==CKEDITOR.tools.indexOf(CKEDITOR.plugins.copyformatting.inlineBoundary,
d.element)&&(d.element=a[c].element="span"),"span"===d.element&&b(d.attributes)&&b(d.styles)||e.push(a[c]);return e},_determineContext:function(a){function b(b){var d=new CKEDITOR.dom.walker(a),c;if(a.startContainer.getAscendant(b,!0)||a.endContainer.getAscendant(b,!0))return!0;for(;c=d.next();)if(c.getAscendant(b,!0))return!0}return b({ul:1,ol:1})?"list":b("table")?"table":"text"},_applyStylesToTextContext:function(a,b,e){var d=CKEDITOR.plugins.copyformatting,c=d.excludedAttributesFromInlineTransform,
f,g;CKEDITOR.env.webkit&&!CKEDITOR.env.chrome&&a.getSelection().selectRanges([b]);for(f=0;f<e.length;f++)if(b=e[f],-1===l(d.excludedElementsFromInlineTransform,b.element)){if(-1!==l(d.elementsForInlineTransform,b.element))for(b.element=b._.definition.element="span",g=0;g<c.length;g++)b._.definition.attributes[c[g]]&&delete b._.definition.attributes[c[g]];b.apply(a)}},_applyStylesToListContext:function(a,b,e){var d,c,f;for(f=0;f<e.length;f++)d=e[f],c=b.createBookmark(),"ol"===d.element||"ul"===d.element?
k(b,{ul:1,ol:1},function(a){var b=d;a.getName()!==b.element&&a.renameNode(b.element);b.applyToObject(a)},!0):"li"===d.element?k(b,"li",function(a){d.applyToObject(a)}):CKEDITOR.plugins.copyformatting._applyStylesToTextContext(a,b,[d]),b.moveToBookmark(c)},_applyStylesToTableContext:function(a,b,e){function d(a,b){a.getName()!==b.element&&(b=b.getDefinition(),b.element=a.getName(),b=new CKEDITOR.style(b));b.applyToObject(a)}var c,f,g;for(g=0;g<e.length;g++)c=e[g],f=b.createBookmark(),-1!==l(["table",
"tr"],c.element)?k(b,c.element,function(a){c.applyToObject(a)}):-1!==l(["td","th"],c.element)?k(b,{td:1,th:1},function(a){d(a,c)}):-1!==l(["thead","tbody"],c.element)?k(b,{thead:1,tbody:1},function(a){d(a,c)}):CKEDITOR.plugins.copyformatting._applyStylesToTextContext(a,b,[c]),b.moveToBookmark(f)},_applyFormat:function(a,b){var e=a.getSelection().getRanges()[0],d=CKEDITOR.plugins.copyformatting,c,f;if(!e)return!1;if(e.collapsed){f=a.getSelection().createBookmarks();if(!(c=d._getSelectedWordOffset(e)))return;
e=a.createRange();e.setStart(c.startNode,c.startOffset);e.setEnd(c.endNode,c.endOffset);e.select()}b=d._filterStyles(b);if(!a.copyFormatting.fire("applyFormatting",{styles:b,range:e,preventFormatStripping:!1},a))return!1;f&&a.getSelection().selectBookmarks(f);return!0},_putScreenReaderMessage:function(a,b){var e=this._getScreenReaderContainer();e&&e.setText(a.lang.copyformatting.notification[b])},_addScreenReaderContainer:function(){if(this._getScreenReaderContainer())return this._getScreenReaderContainer();
if(!CKEDITOR.env.ie6Compat&&!CKEDITOR.env.ie7Compat)return CKEDITOR.document.getBody().append(CKEDITOR.dom.element.createFromHtml('\x3cdiv class\x3d"cke_screen_reader_only cke_copyformatting_notification"\x3e\x3cdiv aria-live\x3d"polite"\x3e\x3c/div\x3e\x3c/div\x3e')).getChild(0)},_getScreenReaderContainer:function(){if(!CKEDITOR.env.ie6Compat&&!CKEDITOR.env.ie7Compat)return CKEDITOR.document.getBody().findOne(".cke_copyformatting_notification div[aria-live]")}};CKEDITOR.config.copyFormatting_outerCursor=
!0;CKEDITOR.config.copyFormatting_allowRules="b s u i em strong span p div td th ol ul li(*)[*]{*}";CKEDITOR.config.copyFormatting_disallowRules="*[data-cke-widget*,data-widget*,data-cke-realelement](cke_widget*)";CKEDITOR.config.copyFormatting_allowedContexts=!0;CKEDITOR.config.copyFormatting_keystrokeCopy=CKEDITOR.CTRL+CKEDITOR.SHIFT+67;CKEDITOR.config.copyFormatting_keystrokePaste=CKEDITOR.CTRL+CKEDITOR.SHIFT+86})();