diff --git a/amd/build/ui.min.js b/amd/build/ui.min.js
index 5721910..4b34376 100644
--- a/amd/build/ui.min.js
+++ b/amd/build/ui.min.js
@@ -9,6 +9,6 @@ define("tiny_multilang2/ui",["exports","./options"],(function(_exports,_options2
* @copyright 2015 onwards Iñaki Arenaza & Mondragon Unibertsitatea
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
-const spanClass="multilang-begin mceNonEditable",spanFixedAttrs='{mlang %lang}',spanMultilangEnd=spanFixedAttrs.replace("begin","end")+">{mlang}",isNull=a=>null==a;let _isSubmit=!1;const _options={},addVisualStyling=function(ed){let content=ed.getContent();if(-1!==content.indexOf(spanClass))return content;let intermediateReplacements=[];const replaceHelper=function(m0,m1,p,c){const textBefore=c.substring(0,p),textAfter=c.substring(p+m0.length);return textBefore.lastIndexOf("<")")&&(m0=m1?spanMultilangBegin.replace(new RegExp("%lang","g"),m1):spanMultilangEnd),intermediateReplacements.push(m0),"".concat(textBefore,"___~~").concat(intermediateReplacements.length,"~~___").concat(textAfter)};for(;;){const m=content.match(new RegExp("{\\s*mlang(\\s+([^}]+?))?\\s*}","i"));if(!m)break;content=replaceHelper(m[0],m[2],m.index,m.input)}for(let i=0;i').concat(innerHTML,"");for(end of(ed.dom.setOuterHTML(span,newHTML),toRemove))ed.dom.remove(end)}}}else ed.dom.setOuterHTML(span,span.innerHTML.toLowerCase())}))},getHighlightNodeFromSelect=function(ed,search){let span;return ed.dom.getParents(ed.selection.getStart(),(elm=>{if(!isNull(elm.classList)){const pair="begin"===search?"end":"begin";if(elm.classList.contains("multilang-"+pair)){span=elm;do{span="begin"===search?span.previousSibling:span.nextSibling}while(!isNull(span)&&(isNull(span.classList)||!span.classList.contains("multilang-"+search)))}else elm.classList.contains("multilang-"+search)&&(span=elm)}})),span},hideContentToolbar=function(el){for(;!isNull(el);){if(el.nodeType===Node.ELEMENT_NODE&&!isNull(el.getAttribute("class"))&&-1!=el.getAttribute("class").indexOf("tox-pop-"))return void(el.style.display="none");el=el.parentNode}};_exports.onInit=function(ed,options){Object.keys(options).forEach((function(key){_options[key]=options[key]})),ed.setContent(addVisualStyling(ed)),(0,_options2.isContentToHighlight)(ed)&&ed.dom.addStyle((0,_options2.getHighlightCss)(ed))};_exports.onBeforeGetContent=function(ed,content){if(!isNull(content.source_view)&&!0===content.source_view){const onClose=function(ed){ed.off("close",onClose),ed.setContent(addVisualStyling(ed))};new MutationObserver(((mutations,obs)=>{const viewSrcModal=document.querySelector('[data-region="modal"]');viewSrcModal&&(viewSrcModal.addEventListener("click",(event=>{const{action:action}=event.target.dataset;["cancel","save","hide"].includes(action)&&onClose(ed)})),obs.disconnect())})).observe(document.body,{childList:!0,subtree:!0}),removeVisualStyling(ed)}};_exports.onFocus=function(ed){_isSubmit&&(ed.setContent(addVisualStyling(ed),{no_events:!0}),_isSubmit=!1)};_exports.onSubmit=function(ed){removeVisualStyling(ed),_isSubmit=!0};_exports.onDelete=function(ed,event){if(event.isComposing||isNull(event.clientX)&&46!==event.keyCode&&8!==event.keyCode)return;if(!isNull(event.clientX)&&(event.target.nodeType!==Node.ELEMENT_NODE||"path"!==event.target.nodeName&&"svg"!==event.target.nodeName))return;const begin=getHighlightNodeFromSelect(ed,"begin"),end=getHighlightNodeFromSelect(ed,"end");isNull(begin)||isNull(end)||(event.preventDefault(),ed.dom.remove(begin),ed.dom.remove(end),isNull(event.clientX)||hideContentToolbar(event.target),cleanupBogus(ed))};const cleanupBogus=function(ed){for(const span of ed.dom.select('span[class*="multilang"')){const p=span.parentElement;!isNull(p.classList)&&p.classList.contains("mce-offscreen-selection")&&ed.dom.remove(p)}};_exports.applyLanguage=function(ed,iso,event){if(isNull(iso))return;if("remove"===iso){return void ed.contentDocument.body.querySelectorAll(".multilang-begin, .multilang-end").forEach((element=>{ed.dom.remove(element)}))}const regexLang=/%lang/g;let text=ed.selection.getContent();if(""===text.toString().replace(/^\s+/,"").replace(/\s+$/,"")){if(!isNull(event))return void hideContentToolbar(event.target);let newtext=spanMultilangBegin.replace(regexLang,iso)+" "+spanMultilangEnd;return(0,_options2.mlangFilterExists)(ed)||(newtext=newtext.replaceAll("mceNonEditable","mceNonEditable fallback")),void ed.insertContent(newtext)}isNull(event)||hideContentToolbar(event.target);const span=getHighlightNodeFromSelect(ed,"begin");if(!isNull(span)){let replacement=spanMultilangBegin.replace(regexLang,iso);return span.classList.contains("fallback")&&(replacement=replacement.replace("mceNonEditable","mceNonEditable fallback")),ed.dom.setOuterHTML(span,replacement),void cleanupBogus(ed)}if(-1!==text.indexOf("multilang-begin")||-1!==text.indexOf("multilang-end"))return void ed.notificationManager.open({text:_options.langInSelectionErrMsg,type:"error"});const block=function(text){let result={el:null,cnt:0};const body=(new DOMParser).parseFromString(text,"text/html").body;if(body.firstChild.nodeType!==Node.ELEMENT_NODE)return result;const blockTags=["address","article","aside","blockquote","dd","div","dl","dt","figcaption","h1","h2","h3","h4","h5","h6","li","ol","p","pre","section","tfoot","ul"];for(let i=0;i{mlang %lang}',spanMultilangEnd=spanFixedAttrs.replace("begin","end")+">{mlang}",isNull=a=>null==a;let _isSubmit=!1;const _options={},addVisualStyling=function(ed){let content=ed.getContent();if(-1!==content.indexOf(spanClass))return content;let intermediateReplacements=[];const replaceHelper=function(m0,m1,p,c){const textBefore=c.substring(0,p),textAfter=c.substring(p+m0.length);return textBefore.lastIndexOf("<")")&&(m0=m1?spanMultilangBegin.replace(new RegExp("%lang","g"),m1):spanMultilangEnd),intermediateReplacements.push(m0),"".concat(textBefore,"___~~").concat(intermediateReplacements.length,"~~___").concat(textAfter)};for(;;){const m=content.match(new RegExp("{\\s*mlang(\\s+([^}]+?))?\\s*}","i"));if(!m)break;content=replaceHelper(m[0],m[2],m.index,m.input)}for(let i=0;i').concat(innerHTML,"");for(end of(ed.dom.setOuterHTML(span,newHTML),toRemove))ed.dom.remove(end)}}}else ed.dom.setOuterHTML(span,span.innerHTML.toLowerCase())}))},getHighlightNodeFromSelect=function(ed,search){let span;return ed.dom.getParents(ed.selection.getStart(),(elm=>{if(!isNull(elm.classList)){const pair="begin"===search?"end":"begin";if(elm.classList.contains("multilang-"+pair)){span=elm;do{span="begin"===search?span.previousSibling:span.nextSibling}while(!isNull(span)&&(isNull(span.classList)||!span.classList.contains("multilang-"+search)))}else elm.classList.contains("multilang-"+search)&&(span=elm)}})),span},hideContentToolbar=function(el){for(;!isNull(el);){if(el.nodeType===Node.ELEMENT_NODE&&!isNull(el.getAttribute("class"))&&-1!=el.getAttribute("class").indexOf("tox-pop-"))return void(el.style.display="none");el=el.parentNode}};_exports.onInit=function(ed,options){Object.keys(options).forEach((function(key){_options[key]=options[key]})),ed.setContent(addVisualStyling(ed)),(0,_options2.isContentToHighlight)(ed)&&ed.dom.addStyle((0,_options2.getHighlightCss)(ed))};_exports.onBeforeGetContent=function(ed,content){if(!isNull(content.source_view)&&!0===content.source_view){const onClose=function(ed){ed.off("close",onClose),ed.setContent(addVisualStyling(ed))};new MutationObserver(((mutations,obs)=>{const viewSrcModal=document.querySelector('[data-region="modal"]');if(viewSrcModal)return viewSrcModal.addEventListener("click",(event=>{const{action:action}=event.target.dataset;["cancel","save","hide"].includes(action)&&onClose(ed)})),void obs.disconnect();document.querySelector(".tox-dialog-wrap")&&(ed.on("CloseWindow",(()=>{onClose(ed)})),obs.disconnect())})).observe(document.body,{childList:!0,subtree:!0}),removeVisualStyling(ed)}};_exports.onFocus=function(ed){_isSubmit&&(ed.setContent(addVisualStyling(ed),{no_events:!0}),_isSubmit=!1)};_exports.onSubmit=function(ed){removeVisualStyling(ed),_isSubmit=!0};_exports.onDelete=function(ed,event){if(event.isComposing||isNull(event.clientX)&&46!==event.keyCode&&8!==event.keyCode)return;if(!isNull(event.clientX)&&(event.target.nodeType!==Node.ELEMENT_NODE||"path"!==event.target.nodeName&&"svg"!==event.target.nodeName))return;const begin=getHighlightNodeFromSelect(ed,"begin"),end=getHighlightNodeFromSelect(ed,"end");isNull(begin)||isNull(end)||(event.preventDefault(),ed.dom.remove(begin),ed.dom.remove(end),isNull(event.clientX)||hideContentToolbar(event.target),cleanupBogus(ed))};const cleanupBogus=function(ed){for(const span of ed.dom.select('span[class*="multilang"')){const p=span.parentElement;!isNull(p.classList)&&p.classList.contains("mce-offscreen-selection")&&ed.dom.remove(p)}};_exports.applyLanguage=function(ed,iso,event){if(isNull(iso))return;if("remove"===iso){return void ed.contentDocument.body.querySelectorAll(".multilang-begin, .multilang-end").forEach((element=>{ed.dom.remove(element)}))}const regexLang=/%lang/g;let text=ed.selection.getContent();if(""===text.toString().replace(/^\s+/,"").replace(/\s+$/,"")){if(!isNull(event))return void hideContentToolbar(event.target);let newtext=spanMultilangBegin.replace(regexLang,iso)+" "+spanMultilangEnd;return(0,_options2.mlangFilterExists)(ed)||(newtext=newtext.replaceAll("mceNonEditable","mceNonEditable fallback")),void ed.insertContent(newtext)}isNull(event)||hideContentToolbar(event.target);const span=getHighlightNodeFromSelect(ed,"begin");if(!isNull(span)){let replacement=spanMultilangBegin.replace(regexLang,iso);return span.classList.contains("fallback")&&(replacement=replacement.replace("mceNonEditable","mceNonEditable fallback")),ed.dom.setOuterHTML(span,replacement),void cleanupBogus(ed)}if(-1!==text.indexOf("multilang-begin")||-1!==text.indexOf("multilang-end"))return void ed.notificationManager.open({text:_options.langInSelectionErrMsg,type:"error"});const block=function(text){let result={el:null,cnt:0};const body=(new DOMParser).parseFromString(text,"text/html").body;if(body.firstChild.nodeType!==Node.ELEMENT_NODE)return result;const blockTags=["address","article","aside","blockquote","dd","div","dl","dt","figcaption","h1","h2","h3","h4","h5","h6","li","ol","p","pre","section","tfoot","ul"];for(let i=0;i.\n\n/**\n * Commands for the plugin logic of the Moodle tiny_multilang2 plugin.\n *\n * @module tiny_multilang2\n * @author Iñaki Arenaza \n * @author Stephan Robotta \n * @author Tai Le Tan \n * @copyright 2015 onwards Iñaki Arenaza & Mondragon Unibertsitatea\n * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later\n */\n\nimport {getHighlightCss, isContentToHighlight, mlangFilterExists} from './options';\n\n// This class inside a identified the {mlang} tag that is encapsulated in a span.\nconst spanClass = 'multilang-begin mceNonEditable';\n// This is the element with the data attribute.\nconst spanFixedAttrs = '{mlang %lang}';\n// The end span doesn't need information about the used language.\nconst spanMultilangEnd = spanFixedAttrs.replace('begin', 'end') + '>{mlang}';\n// Helper functions\nconst trim = v => v.toString().replace(/^\\s+/, '').replace(/\\s+$/, '');\nconst isNull = a => a === null || a === undefined;\n\n/**\n * Marker to remember that the submit button was hit.\n * @type {boolean}\n * @private\n */\nlet _isSubmit = false;\n\n/**\n * @type {object}\n * @private\n */\nconst _options = {};\n\n/**\n * Convert {mlang xx} and {mlang} strings to spans, so we can style them visually.\n * Remove superflous whitespace while at it.\n * @param {tinymce.Editor} ed\n * @return {string}\n */\nconst addVisualStyling = function(ed) {\n\n let content = ed.getContent();\n\n // Do not use a variable whether text is already highlighted, do a check for the existing class\n // because this is safe for many tiny element windows at one page.\n if (content.indexOf(spanClass) !== -1) {\n return content;\n }\n\n let intermediateReplacements = [];\n // Helper function to check wether te matching {mland} is inside a html node or not.\n const replaceHelper = function(m0, m1, p, c) {\n // Check if we are inside a html node by checking where the next > and < are.\n const textBefore = c.substring(0, p);\n const textAfter = c.substring(p + m0.length);\n const open = textBefore.lastIndexOf('<');\n const close = textBefore.lastIndexOf('>');\n // If open < close we are outside a html node and can modify the original content\n if (open < close) {\n if (!m1) {\n m0 = spanMultilangEnd;\n } else {\n m0 = spanMultilangBegin.replace(new RegExp('%lang', 'g'), m1);\n }\n } // If open > close we are inside a html node and do not modify the original content.\n // Store the matched {mlang} tag in the replacements array.\n intermediateReplacements.push(m0);\n return `${textBefore}___~~${intermediateReplacements.length}~~___${textAfter}`;\n };\n // First look for any {mlang} tags in the content string and do a preg_replace with the corresponding\n // tag that encapsulated the {mlang} tag so that the {mlang} is highlighted.\n // eslint-disable-next-line no-constant-condition\n while (1) {\n const m = content.match(new RegExp('{\\\\s*mlang(\\\\s+([^}]+?))?\\\\s*}', 'i'));\n if (!m) {\n break;\n }\n content = replaceHelper(m[0], m[2], m.index, m.input);\n }\n // Revert all placeholders back to the original {mlang} tags.\n for (let i = 0; i < intermediateReplacements.length; i++) {\n content = content.replace(`___~~${i + 1}~~___`, intermediateReplacements[i]);\n }\n\n // Check for the traditional tags, in case these were used as well in the text.\n // Any tag must be replaced with a {mlang XX}\n // and the corresponding closing must be replaced by {mlang}.\n // To handle this, we must convert the string into a DOMDocument so that any span.multilang tag can be searched\n // and replaced.\n const dom = new DOMParser();\n const doc = dom.parseFromString(content, 'text/html');\n if (doc.children.length === 0) { // Should not happen, but anyway, keep the check.\n return content;\n }\n const nodes = doc.querySelectorAll('span.multilang');\n if (nodes.length === 0) {\n return content;\n }\n for (const span of nodes) {\n const newSpan = spanMultilangBegin\n .replace(new RegExp('%lang', 'g'), span.getAttribute('lang'))\n .replace('mceNonEditable', 'mceNonEditable fallback')\n + span.innerHTML\n + spanMultilangEnd\n .replace('mceNonEditable', 'mceNonEditable fallback');\n // Insert the replacement string after the span tag itself by converting it into a html fragment.\n span.insertAdjacentHTML('afterend', newSpan);\n // Once the new tags are placed at the correct position, we can remove the original span tag.\n span.remove();\n }\n // Convert the DOMDocument into a string again.\n return doc.getElementsByTagName('body')[0].innerHTML;\n};\n\n/**\n * Remove the spans we added in _add_visual_styling() to leave only the {mlang xx} and {mlang} tags.\n * Also make sure we lowercase the multilang 'tags'\n * @param {tinymce.Editor} ed\n */\nconst removeVisualStyling = function(ed) {\n ['begin', 'end'].forEach(function(t) {\n for (const span of ed.dom.select('span.multilang-' + t)) {\n if (t === 'begin' && span.classList.contains('fallback')) {\n // This placeholder tag was created from an oldstyle tag.\n let innerHTML = '';\n let end = span;\n let toRemove = [];\n // Search the corresponding closing tag.\n while (end) {\n end = end.nextSibling;\n if (isNull(end)) { // Got a parent that does not exist. Stop here.\n break;\n }\n if (!isNull(end.classList) && end.classList.contains('multilang-end')) {\n // We found the multilang-end node, that needs to be removed, and also, we can stop here.\n toRemove.push(end);\n break;\n }\n // Sibling inside the tags need to be preserved, but moved to the innerHTML of the real\n // span tag. Therefore, collect the node content as string and remember the real nodes\n // to remove them later.\n if (end.nodeType === 3) {\n innerHTML += end.nodeValue;\n } else if (end.nodeType === 1) {\n innerHTML += end.outerHTML;\n }\n toRemove.push(end);\n }\n if (!isNull(end)) {\n // Extract the language from the {mlang XX} tag.\n const lang = span.innerHTML.match(new RegExp('{\\\\s*mlang\\\\s+([^}]+?)\\\\s*}', 'i'));\n if (lang) {\n /* Do not add the dir attribute as it breaks the Moodle language filter.\n // Right to left default languages.\n const rtlLanguages = getRTLLanguages();\n const langCode = lang[1];\n // Add dir=\"rtl\" to the html tag any time the overall document direction is right-to-left.\n const dir = rtlLanguages.includes(langCode) ? 'rtl' : 'ltr';\n // Do not add the dir attribute as it breaks the Moodle language filter.\n const newHTML = `${innerHTML}`;\n */\n const newHTML = `${innerHTML}`;\n ed.dom.setOuterHTML(span, newHTML);\n // And remove the other siblings.\n for (end of toRemove) {\n ed.dom.remove(end);\n }\n }\n }\n } else {\n // Normal placeholder tag, just restore the innerHTML that is {mlang XX} or {mlang}-\n ed.dom.setOuterHTML(span, span.innerHTML.toLowerCase());\n }\n }\n });\n};\n\n/**\n * At the current selection lookup for the current node. If we are inside a special span that encapsulates\n * the {lang} tag, then look for the corresponding opening or closing tag, depending on what's set in the\n * search param.\n * @param {tinymce.Editor} ed\n * @param {string} search\n * @return {Node|null} The encapsulating span tag if found.\n */\nconst getHighlightNodeFromSelect = function(ed, search) {\n let span;\n ed.dom.getParents(ed.selection.getStart(), elm => {\n // Are we in a span that highlights the lang tag.\n if (!isNull(elm.classList)) {\n // If we are on an opening/closing lang tag, we need to search for the corresponding opening/closing tag.\n const pair = search === 'begin' ? 'end' : 'begin';\n if (elm.classList.contains('multilang-' + pair)) {\n span = elm;\n do {\n // If we look for begin, go back siblings, otherwise look fnext siblings until end is found.\n span = search === 'begin' ? span.previousSibling : span.nextSibling;\n } while (!isNull(span) && (isNull(span.classList) || !span.classList.contains('multilang-' + search)));\n } else if (elm.classList.contains('multilang-' + search)) {\n // We are already on the correct tag we search for\n span = elm;\n }\n }\n });\n return span;\n};\n\n/**\n * From the given text (that is derived from a selection) we try to check if we have block elements selected and\n * in case yes, how many.\n * Return an object with:\n * el: the first block element node from the string\n * cnt: number of block elements found on the first level\n * In case the text fragment is not valid parsable HTML, then null and 0 is returned.\n * @param {string} text\n * @return {object}\n */\nconst getBlockElement = function(text) {\n let result = {el: null, cnt: 0};\n const dom = new DOMParser();\n const body = dom.parseFromString(text, 'text/html').body;\n // If the children nodes start with no block element, then just quit here.\n if (body.firstChild.nodeType !== Node.ELEMENT_NODE) {\n return result;\n }\n // These are not all block elements, we check for some only where the lang tags should be placed inside.\n const blockTags = ['address', 'article', 'aside', 'blockquote',\n 'dd', 'div', 'dl', 'dt', 'figcaption', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6',\n 'li', 'ol', 'p', 'pre', 'section', 'tfoot', 'ul'];\n for (let i = 0; i < body.children.length; i++) {\n if (body.children[i].nodeType !== Node.ELEMENT_NODE) {\n continue;\n }\n if (blockTags.indexOf(body.children[i].tagName.toString().toLowerCase()) !== -1) {\n result.cnt += 1;\n if (isNull(result.el)) {\n result.el = body.children[i];\n }\n }\n }\n return result;\n};\n\n/**\n * Check for the parent hierarchy elements, if there's a context toolbar container, then hide it.\n * @param {Node} el\n */\nconst hideContentToolbar = function(el) {\n while (!isNull(el)) {\n if (el.nodeType === Node.ELEMENT_NODE &&\n !isNull(el.getAttribute('class')) &&\n el.getAttribute('class').indexOf('tox-pop-') != -1\n ) {\n el.style.display = 'none';\n return;\n }\n el = el.parentNode;\n }\n};\n\n/**\n * When loading the editor for the first time, add the spans for highlighting the lang tags.\n * These are highlighted with the appropriate css only.\n * In addition pass some options to the plugin instance.\n * @param {tinymce.Editor} ed\n * @param {object} options\n */\nconst onInit = function(ed, options) {\n Object.keys(options).forEach(function(key) {\n _options[key] = options[key];\n });\n ed.setContent(addVisualStyling(ed));\n if (isContentToHighlight(ed)) {\n ed.dom.addStyle(getHighlightCss(ed));\n }\n};\n\n/**\n * When the source code view dialogue is show, we must remove the highlight spans from the editor content\n * and also add them again when the dialogue is closed.\n * @param {tinymce.Editor} ed\n * @param {object} content\n */\nconst onBeforeGetContent = function(ed, content) {\n if (!isNull(content.source_view) && content.source_view === true) {\n // If the user clicks on 'Cancel' or the close button on the html\n // source code dialog view, make sure we re-add the visual styling.\n const onClose = function(ed) {\n ed.off('close', onClose);\n ed.setContent(addVisualStyling(ed));\n };\n const observer = new MutationObserver((mutations, obs) => {\n const viewSrcModal = document.querySelector('[data-region=\"modal\"]');\n if (viewSrcModal) {\n viewSrcModal.addEventListener('click', (event) => {\n const {action} = event.target.dataset;\n if (['cancel', 'save', 'hide'].includes(action)) {\n onClose(ed);\n }\n });\n // Stop observing once the modal is found.\n obs.disconnect();\n }\n });\n observer.observe(document.body, {childList: true, subtree: true});\n removeVisualStyling(ed);\n }\n};\n\n/**\n * When the submit button is hit, the marker spans are removed. However, if there's an error\n * in saving the content (via ajax) the editor remains with the cleaned content. Therefore,\n * we need to add the marker span elements once again when the user tries to change the content\n * of the editor.\n * @param {tinymce.Editor} ed\n */\nconst onFocus = function(ed) {\n if (_isSubmit) {\n // eslint-disable-next-line camelcase\n ed.setContent(addVisualStyling(ed), {no_events: true});\n _isSubmit = false;\n }\n};\n\n/**\n * Fires when the form containing the editor is submitted. Remove all the marker span elements.\n * @param {tinymce.Editor} ed\n */\nconst onSubmit = function(ed) {\n removeVisualStyling(ed);\n _isSubmit = true;\n};\n\n/**\n * Check for key press when something is deleted. If that happens inside a highlight span\n * tag, then remove this tag and the corresponding that open/closes this lang tag.\n * @param {tinymce.Editor} ed\n * @param {Object} event\n */\nconst onDelete = function(ed, event) {\n // We are not in composing mode, have not clicked and key or was not pressed.\n if (event.isComposing || (isNull(event.clientX) && event.keyCode !== 46 && event.keyCode !== 8)) {\n return;\n }\n // In case we clicked, check that we clicked an icon (this must have been the trash icon in the context menu).\n if (!isNull(event.clientX) &&\n (event.target.nodeType !== Node.ELEMENT_NODE || (event.target.nodeName !== 'path' && event.target.nodeName !== 'svg'))) {\n return;\n }\n // Conditions match either key or was pressed, or an click on an svg icon was done.\n // Check if we are inside a span for the language tag.\n const begin = getHighlightNodeFromSelect(ed, 'begin');\n const end = getHighlightNodeFromSelect(ed, 'end');\n // Only if both, start and end tags are found, then delete the nodes here and prevent the default handling\n // because the stuff to be deleted is already gone.\n if (!isNull(begin) && !isNull(end)) {\n event.preventDefault();\n ed.dom.remove(begin);\n ed.dom.remove(end);\n if (!isNull(event.clientX)) {\n hideContentToolbar(event.target);\n }\n cleanupBogus(ed);\n }\n};\n\n/**\n * In the tinyMCE of Moodle 4.1 and 4.2 some leftovers from the element selection can be seen when the source code\n * is displayed. Remove these. Apparently 4.3 does not have this problem anymore.\n * @param {tinymce.Editor} ed\n */\nconst cleanupBogus = function(ed) {\n for (const span of ed.dom.select('span[class*=\"multilang\"')) {\n const p = span.parentElement;\n if (!isNull(p.classList) && p.classList.contains('mce-offscreen-selection')) {\n ed.dom.remove(p);\n }\n }\n};\n\n/**\n * The action when a language icon or menu entry is clicked. This adds the {mlang} tags at the current content\n * position or around the selection.\n * @param {tinymce.Editor} ed\n * @param {string} iso\n * @param {Event} event\n */\nconst applyLanguage = function(ed, iso, event) {\n if (isNull(iso)) {\n return;\n }\n if (iso === \"remove\") {\n const elements = ed.contentDocument.body;\n // Find all elements with the class \"multilang-begin\" or \"multilang-end\".\n const multiLangElements = elements.querySelectorAll('.multilang-begin, .multilang-end');\n multiLangElements.forEach(element => {\n ed.dom.remove(element);\n });\n return;\n }\n const regexLang = /%lang/g;\n let text = ed.selection.getContent();\n // Selection is empty, just insert the lang opening and closing tag\n // together with a space where the user may add the content.\n if (trim(text) === '') {\n // Event is set when the context menu was hit, here the editor lost the previously selected node. 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If not, see .\n\n/**\n * Commands for the plugin logic of the Moodle tiny_multilang2 plugin.\n *\n * @module tiny_multilang2\n * @author Iñaki Arenaza \n * @author Stephan Robotta \n * @author Tai Le Tan \n * @copyright 2015 onwards Iñaki Arenaza & Mondragon Unibertsitatea\n * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later\n */\n\nimport {getHighlightCss, isContentToHighlight, mlangFilterExists} from './options';\n\n// This class inside a identified the {mlang} tag that is encapsulated in a span.\nconst spanClass = 'multilang-begin mceNonEditable';\n// This is the element with the data attribute.\nconst spanFixedAttrs = '{mlang %lang}';\n// The end span doesn't need information about the used language.\nconst spanMultilangEnd = spanFixedAttrs.replace('begin', 'end') + '>{mlang}';\n// Helper functions\nconst trim = v => v.toString().replace(/^\\s+/, '').replace(/\\s+$/, '');\nconst isNull = a => a === null || a === undefined;\n\n/**\n * Marker to remember that the submit button was hit.\n * @type {boolean}\n * @private\n */\nlet _isSubmit = false;\n\n/**\n * @type {object}\n * @private\n */\nconst _options = {};\n\n/**\n * Convert {mlang xx} and {mlang} strings to spans, so we can style them visually.\n * Remove superflous whitespace while at it.\n * @param {tinymce.Editor} ed\n * @return {string}\n */\nconst addVisualStyling = function(ed) {\n\n let content = ed.getContent();\n\n // Do not use a variable whether text is already highlighted, do a check for the existing class\n // because this is safe for many tiny element windows at one page.\n if (content.indexOf(spanClass) !== -1) {\n return content;\n }\n\n let intermediateReplacements = [];\n // Helper function to check wether te matching {mland} is inside a html node or not.\n const replaceHelper = function(m0, m1, p, c) {\n // Check if we are inside a html node by checking where the next > and < are.\n const textBefore = c.substring(0, p);\n const textAfter = c.substring(p + m0.length);\n const open = textBefore.lastIndexOf('<');\n const close = textBefore.lastIndexOf('>');\n // If open < close we are outside a html node and can modify the original content\n if (open < close) {\n if (!m1) {\n m0 = spanMultilangEnd;\n } else {\n m0 = spanMultilangBegin.replace(new RegExp('%lang', 'g'), m1);\n }\n } // If open > close we are inside a html node and do not modify the original content.\n // Store the matched {mlang} tag in the replacements array.\n intermediateReplacements.push(m0);\n return `${textBefore}___~~${intermediateReplacements.length}~~___${textAfter}`;\n };\n // First look for any {mlang} tags in the content string and do a preg_replace with the corresponding\n // tag that encapsulated the {mlang} tag so that the {mlang} is highlighted.\n // eslint-disable-next-line no-constant-condition\n while (1) {\n const m = content.match(new RegExp('{\\\\s*mlang(\\\\s+([^}]+?))?\\\\s*}', 'i'));\n if (!m) {\n break;\n }\n content = replaceHelper(m[0], m[2], m.index, m.input);\n }\n // Revert all placeholders back to the original {mlang} tags.\n for (let i = 0; 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Therefore, collect the node content as string and remember the real nodes\n // to remove them later.\n if (end.nodeType === 3) {\n innerHTML += end.nodeValue;\n } else if (end.nodeType === 1) {\n innerHTML += end.outerHTML;\n }\n toRemove.push(end);\n }\n if (!isNull(end)) {\n // Extract the language from the {mlang XX} tag.\n const lang = span.innerHTML.match(new RegExp('{\\\\s*mlang\\\\s+([^}]+?)\\\\s*}', 'i'));\n if (lang) {\n /* Do not add the dir attribute as it breaks the Moodle language filter.\n // Right to left default languages.\n const rtlLanguages = getRTLLanguages();\n const langCode = lang[1];\n // Add dir=\"rtl\" to the html tag any time the overall document direction is right-to-left.\n const dir = rtlLanguages.includes(langCode) ? 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'end' : 'begin';\n if (elm.classList.contains('multilang-' + pair)) {\n span = elm;\n do {\n // If we look for begin, go back siblings, otherwise look fnext siblings until end is found.\n span = search === 'begin' ? span.previousSibling : span.nextSibling;\n } while (!isNull(span) && (isNull(span.classList) || !span.classList.contains('multilang-' + search)));\n } else if (elm.classList.contains('multilang-' + search)) {\n // We are already on the correct tag we search for\n span = elm;\n }\n }\n });\n return span;\n};\n\n/**\n * From the given text (that is derived from a selection) we try to check if we have block elements selected and\n * in case yes, how many.\n * Return an object with:\n * el: the first block element node from the string\n * cnt: number of block elements found on the first level\n * In case the text fragment is not valid parsable HTML, then null and 0 is returned.\n * @param {string} text\n * @return {object}\n */\nconst getBlockElement = function(text) {\n let result = {el: null, cnt: 0};\n const dom = new DOMParser();\n const body = dom.parseFromString(text, 'text/html').body;\n // If the children nodes start with no block element, then just quit here.\n if (body.firstChild.nodeType !== Node.ELEMENT_NODE) {\n return result;\n }\n // These are not all block elements, we check for some only where the lang tags should be placed inside.\n const blockTags = ['address', 'article', 'aside', 'blockquote',\n 'dd', 'div', 'dl', 'dt', 'figcaption', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6',\n 'li', 'ol', 'p', 'pre', 'section', 'tfoot', 'ul'];\n for (let i = 0; i < body.children.length; i++) {\n if (body.children[i].nodeType !== Node.ELEMENT_NODE) {\n continue;\n }\n if (blockTags.indexOf(body.children[i].tagName.toString().toLowerCase()) !== -1) {\n result.cnt += 1;\n if (isNull(result.el)) {\n result.el = body.children[i];\n }\n }\n }\n return result;\n};\n\n/**\n * Check for the parent hierarchy elements, if there's a context toolbar container, then hide it.\n * @param {Node} el\n */\nconst hideContentToolbar = function(el) {\n while (!isNull(el)) {\n if (el.nodeType === Node.ELEMENT_NODE &&\n !isNull(el.getAttribute('class')) &&\n el.getAttribute('class').indexOf('tox-pop-') != -1\n ) {\n el.style.display = 'none';\n return;\n }\n el = el.parentNode;\n }\n};\n\n/**\n * When loading the editor for the first time, add the spans for highlighting the lang tags.\n * These are highlighted with the appropriate css only.\n * In addition pass some options to the plugin instance.\n * @param {tinymce.Editor} ed\n * @param {object} options\n */\nconst onInit = function(ed, options) {\n Object.keys(options).forEach(function(key) {\n _options[key] = options[key];\n });\n ed.setContent(addVisualStyling(ed));\n if (isContentToHighlight(ed)) {\n ed.dom.addStyle(getHighlightCss(ed));\n }\n};\n\n/**\n * When the source code view dialogue is show, we must remove the highlight spans from the editor content\n * and also add them again when the dialogue is closed.\n * @param {tinymce.Editor} ed\n * @param {object} content\n */\nconst onBeforeGetContent = function(ed, content) {\n if (!isNull(content.source_view) && content.source_view === true) {\n // If the user clicks on 'Cancel' or the close button on the html\n // source code dialog view, make sure we re-add the visual styling.\n const onClose = function(ed) {\n ed.off('close', onClose);\n ed.setContent(addVisualStyling(ed));\n };\n const observer = new MutationObserver((mutations, obs) => {\n const viewSrcModal = document.querySelector('[data-region=\"modal\"]');\n if (viewSrcModal) {\n viewSrcModal.addEventListener('click', (event) => {\n const {action} = event.target.dataset;\n if (['cancel', 'save', 'hide'].includes(action)) {\n onClose(ed);\n }\n });\n // Stop observing once the modal is found.\n obs.disconnect();\n return;\n }\n const tinyMceModal = document.querySelector('.tox-dialog-wrap');\n if (tinyMceModal) {\n ed.on('CloseWindow', () => {\n onClose(ed);\n });\n obs.disconnect();\n }\n });\n observer.observe(document.body, {childList: true, subtree: true});\n removeVisualStyling(ed);\n }\n};\n\n/**\n * When the submit button is hit, the marker spans are removed. 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\ No newline at end of file
diff --git a/amd/src/ui.js b/amd/src/ui.js
index 4598746..804bf03 100644
--- a/amd/src/ui.js
+++ b/amd/src/ui.js
@@ -320,6 +320,14 @@ const onBeforeGetContent = function(ed, content) {
});
// Stop observing once the modal is found.
obs.disconnect();
+ return;
+ }
+ const tinyMceModal = document.querySelector('.tox-dialog-wrap');
+ if (tinyMceModal) {
+ ed.on('CloseWindow', () => {
+ onClose(ed);
+ });
+ obs.disconnect();
}
});
observer.observe(document.body, {childList: true, subtree: true});