220 lines
7.3 KiB
JavaScript
220 lines
7.3 KiB
JavaScript
// Localization support
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const messages = {
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'en': {
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'copy': 'Copy',
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'copy_to_clipboard': 'Copy to clipboard',
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'copy_success': 'Copied!',
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'copy_failure': 'Failed to copy',
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},
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'es' : {
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'copy': 'Copiar',
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'copy_to_clipboard': 'Copiar al portapapeles',
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'copy_success': '¡Copiado!',
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'copy_failure': 'Error al copiar',
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},
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'de' : {
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'copy': 'Kopieren',
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'copy_to_clipboard': 'In die Zwischenablage kopieren',
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'copy_success': 'Kopiert!',
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'copy_failure': 'Fehler beim Kopieren',
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},
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'fr' : {
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'copy': 'Copier',
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'copy_to_clipboard': 'Copié dans le presse-papier',
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'copy_success': 'Copié !',
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'copy_failure': 'Échec de la copie',
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},
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'ru': {
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'copy': 'Скопировать',
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'copy_to_clipboard': 'Скопировать в буфер',
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'copy_success': 'Скопировано!',
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'copy_failure': 'Не удалось скопировать',
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},
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'zh-CN': {
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'copy': '复制',
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'copy_to_clipboard': '复制到剪贴板',
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'copy_success': '复制成功!',
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'copy_failure': '复制失败',
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},
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'it' : {
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'copy': 'Copiare',
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'copy_to_clipboard': 'Copiato negli appunti',
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'copy_success': 'Copiato!',
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'copy_failure': 'Errore durante la copia',
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}
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}
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let locale = 'en'
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if( document.documentElement.lang !== undefined
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&& messages[document.documentElement.lang] !== undefined ) {
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locale = document.documentElement.lang
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}
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let doc_url_root = DOCUMENTATION_OPTIONS.URL_ROOT;
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if (doc_url_root == '#') {
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doc_url_root = '';
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}
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/**
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* SVG files for our copy buttons
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*/
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let iconCheck = `<svg xmlns="http://www.w3.org/2000/svg" class="icon icon-tabler icon-tabler-check" width="44" height="44" viewBox="0 0 24 24" stroke-width="2" stroke="#22863a" fill="none" stroke-linecap="round" stroke-linejoin="round">
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<title>${messages[locale]['copy_success']}</title>
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<path stroke="none" d="M0 0h24v24H0z" fill="none"/>
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<path d="M5 12l5 5l10 -10" />
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</svg>`
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// If the user specified their own SVG use that, otherwise use the default
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let iconCopy = ``;
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if (!iconCopy) {
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iconCopy = `<svg xmlns="http://www.w3.org/2000/svg" class="icon icon-tabler icon-tabler-copy" width="44" height="44" viewBox="0 0 24 24" stroke-width="1.5" stroke="#000000" fill="none" stroke-linecap="round" stroke-linejoin="round">
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<title>${messages[locale]['copy_to_clipboard']}</title>
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<path stroke="none" d="M0 0h24v24H0z" fill="none"/>
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<rect x="8" y="8" width="12" height="12" rx="2" />
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<path d="M16 8v-2a2 2 0 0 0 -2 -2h-8a2 2 0 0 0 -2 2v8a2 2 0 0 0 2 2h2" />
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</svg>`
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}
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/**
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* Set up copy/paste for code blocks
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*/
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const runWhenDOMLoaded = cb => {
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if (document.readyState != 'loading') {
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cb()
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} else if (document.addEventListener) {
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document.addEventListener('DOMContentLoaded', cb)
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} else {
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document.attachEvent('onreadystatechange', function() {
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if (document.readyState == 'complete') cb()
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})
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}
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}
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const codeCellId = index => `codecell${index}`
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// Clears selected text since ClipboardJS will select the text when copying
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const clearSelection = () => {
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if (window.getSelection) {
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window.getSelection().removeAllRanges()
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} else if (document.selection) {
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document.selection.empty()
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}
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}
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// Changes tooltip text for two seconds, then changes it back
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const temporarilyChangeTooltip = (el, oldText, newText) => {
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el.setAttribute('data-tooltip', newText)
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el.classList.add('success')
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setTimeout(() => el.setAttribute('data-tooltip', oldText), 2000)
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setTimeout(() => el.classList.remove('success'), 2000)
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}
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// Changes the copy button icon for two seconds, then changes it back
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const temporarilyChangeIcon = (el) => {
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el.innerHTML = iconCheck;
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setTimeout(() => {el.innerHTML = iconCopy}, 2000)
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}
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const addCopyButtonToCodeCells = () => {
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// If ClipboardJS hasn't loaded, wait a bit and try again. This
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// happens because we load ClipboardJS asynchronously.
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if (window.ClipboardJS === undefined) {
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setTimeout(addCopyButtonToCodeCells, 250)
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return
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}
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// Add copybuttons to all of our code cells
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const codeCells = document.querySelectorAll('div.highlight pre')
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codeCells.forEach((codeCell, index) => {
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const id = codeCellId(index)
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codeCell.setAttribute('id', id)
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const clipboardButton = id =>
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`<button class="copybtn o-tooltip--left" data-tooltip="${messages[locale]['copy']}" data-clipboard-target="#${id}">
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${iconCopy}
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</button>`
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codeCell.insertAdjacentHTML('afterend', clipboardButton(id))
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})
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function escapeRegExp(string) {
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return string.replace(/[.*+?^${}()|[\]\\]/g, '\\$&'); // $& means the whole matched string
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}
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// Callback when a copy button is clicked. Will be passed the node that was clicked
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// should then grab the text and replace pieces of text that shouldn't be used in output
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function formatCopyText(textContent, copybuttonPromptText, isRegexp = false, onlyCopyPromptLines = true, removePrompts = true, copyEmptyLines = true, lineContinuationChar = "", hereDocDelim = "") {
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var regexp;
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var match;
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// Do we check for line continuation characters and "HERE-documents"?
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var useLineCont = !!lineContinuationChar
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var useHereDoc = !!hereDocDelim
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// create regexp to capture prompt and remaining line
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if (isRegexp) {
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regexp = new RegExp('^(' + copybuttonPromptText + ')(.*)')
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} else {
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regexp = new RegExp('^(' + escapeRegExp(copybuttonPromptText) + ')(.*)')
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}
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const outputLines = [];
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var promptFound = false;
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var gotLineCont = false;
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var gotHereDoc = false;
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const lineGotPrompt = [];
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for (const line of textContent.split('\n')) {
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match = line.match(regexp)
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if (match || gotLineCont || gotHereDoc) {
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promptFound = regexp.test(line)
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lineGotPrompt.push(promptFound)
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if (removePrompts && promptFound) {
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outputLines.push(match[2])
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} else {
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outputLines.push(line)
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}
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gotLineCont = line.endsWith(lineContinuationChar) & useLineCont
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if (line.includes(hereDocDelim) & useHereDoc)
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gotHereDoc = !gotHereDoc
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} else if (!onlyCopyPromptLines) {
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outputLines.push(line)
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} else if (copyEmptyLines && line.trim() === '') {
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outputLines.push(line)
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}
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}
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// If no lines with the prompt were found then just use original lines
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if (lineGotPrompt.some(v => v === true)) {
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textContent = outputLines.join('\n');
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}
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// Remove a trailing newline to avoid auto-running when pasting
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if (textContent.endsWith("\n")) {
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textContent = textContent.slice(0, -1)
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}
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return textContent
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}
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var copyTargetText = (trigger) => {
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var target = document.querySelector(trigger.attributes['data-clipboard-target'].value);
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return formatCopyText(target.innerText, '', false, true, true, true, '', '')
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}
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// Initialize with a callback so we can modify the text before copy
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const clipboard = new ClipboardJS('.copybtn', {text: copyTargetText})
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// Update UI with error/success messages
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clipboard.on('success', event => {
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clearSelection()
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temporarilyChangeTooltip(event.trigger, messages[locale]['copy'], messages[locale]['copy_success'])
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temporarilyChangeIcon(event.trigger)
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})
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clipboard.on('error', event => {
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temporarilyChangeTooltip(event.trigger, messages[locale]['copy'], messages[locale]['copy_failure'])
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})
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}
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runWhenDOMLoaded(addCopyButtonToCodeCells) |