Reticulum/docs/manual/_static/copybutton.js

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2022-09-30 18:43:04 +02:00
// Localization support
const messages = {
'en': {
'copy': 'Copy',
'copy_to_clipboard': 'Copy to clipboard',
'copy_success': 'Copied!',
'copy_failure': 'Failed to copy',
},
'es' : {
'copy': 'Copiar',
'copy_to_clipboard': 'Copiar al portapapeles',
'copy_success': '¡Copiado!',
'copy_failure': 'Error al copiar',
},
'de' : {
'copy': 'Kopieren',
'copy_to_clipboard': 'In die Zwischenablage kopieren',
'copy_success': 'Kopiert!',
'copy_failure': 'Fehler beim Kopieren',
},
'fr' : {
'copy': 'Copier',
'copy_to_clipboard': 'Copié dans le presse-papier',
'copy_success': 'Copié !',
'copy_failure': 'Échec de la copie',
},
'ru': {
'copy': 'Скопировать',
'copy_to_clipboard': 'Скопировать в буфер',
'copy_success': 'Скопировано!',
'copy_failure': 'Не удалось скопировать',
},
'zh-CN': {
'copy': '复制',
'copy_to_clipboard': '复制到剪贴板',
'copy_success': '复制成功!',
'copy_failure': '复制失败',
},
'it' : {
'copy': 'Copiare',
'copy_to_clipboard': 'Copiato negli appunti',
'copy_success': 'Copiato!',
'copy_failure': 'Errore durante la copia',
}
}
let locale = 'en'
if( document.documentElement.lang !== undefined
&& messages[document.documentElement.lang] !== undefined ) {
locale = document.documentElement.lang
}
let doc_url_root = DOCUMENTATION_OPTIONS.URL_ROOT;
if (doc_url_root == '#') {
doc_url_root = '';
}
/**
* SVG files for our copy buttons
*/
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">
<title>${messages[locale]['copy_success']}</title>
<path stroke="none" d="M0 0h24v24H0z" fill="none"/>
<path d="M5 12l5 5l10 -10" />
</svg>`
// If the user specified their own SVG use that, otherwise use the default
let iconCopy = ``;
if (!iconCopy) {
iconCopy = `<svg xmlns="http://www.w3.org/2000/svg" class="icon icon-tabler icon-tabler-copy" width="44" height="44" viewBox="0 0 24 24" stroke-width="1.5" stroke="#000000" fill="none" stroke-linecap="round" stroke-linejoin="round">
<title>${messages[locale]['copy_to_clipboard']}</title>
<path stroke="none" d="M0 0h24v24H0z" fill="none"/>
<rect x="8" y="8" width="12" height="12" rx="2" />
<path d="M16 8v-2a2 2 0 0 0 -2 -2h-8a2 2 0 0 0 -2 2v8a2 2 0 0 0 2 2h2" />
</svg>`
}
/**
* Set up copy/paste for code blocks
*/
const runWhenDOMLoaded = cb => {
if (document.readyState != 'loading') {
cb()
} else if (document.addEventListener) {
document.addEventListener('DOMContentLoaded', cb)
} else {
document.attachEvent('onreadystatechange', function() {
if (document.readyState == 'complete') cb()
})
}
}
const codeCellId = index => `codecell${index}`
// Clears selected text since ClipboardJS will select the text when copying
const clearSelection = () => {
if (window.getSelection) {
window.getSelection().removeAllRanges()
} else if (document.selection) {
document.selection.empty()
}
}
// Changes tooltip text for two seconds, then changes it back
const temporarilyChangeTooltip = (el, oldText, newText) => {
el.setAttribute('data-tooltip', newText)
el.classList.add('success')
setTimeout(() => el.setAttribute('data-tooltip', oldText), 2000)
setTimeout(() => el.classList.remove('success'), 2000)
}
// Changes the copy button icon for two seconds, then changes it back
const temporarilyChangeIcon = (el) => {
el.innerHTML = iconCheck;
setTimeout(() => {el.innerHTML = iconCopy}, 2000)
}
const addCopyButtonToCodeCells = () => {
// If ClipboardJS hasn't loaded, wait a bit and try again. This
// happens because we load ClipboardJS asynchronously.
if (window.ClipboardJS === undefined) {
setTimeout(addCopyButtonToCodeCells, 250)
return
}
// Add copybuttons to all of our code cells
const codeCells = document.querySelectorAll('div.highlight pre')
codeCells.forEach((codeCell, index) => {
const id = codeCellId(index)
codeCell.setAttribute('id', id)
const clipboardButton = id =>
`<button class="copybtn o-tooltip--left" data-tooltip="${messages[locale]['copy']}" data-clipboard-target="#${id}">
${iconCopy}
</button>`
codeCell.insertAdjacentHTML('afterend', clipboardButton(id))
})
function escapeRegExp(string) {
return string.replace(/[.*+?^${}()|[\]\\]/g, '\\$&'); // $& means the whole matched string
}
// Callback when a copy button is clicked. Will be passed the node that was clicked
// should then grab the text and replace pieces of text that shouldn't be used in output
function formatCopyText(textContent, copybuttonPromptText, isRegexp = false, onlyCopyPromptLines = true, removePrompts = true, copyEmptyLines = true, lineContinuationChar = "", hereDocDelim = "") {
var regexp;
var match;
// Do we check for line continuation characters and "HERE-documents"?
var useLineCont = !!lineContinuationChar
var useHereDoc = !!hereDocDelim
// create regexp to capture prompt and remaining line
if (isRegexp) {
regexp = new RegExp('^(' + copybuttonPromptText + ')(.*)')
} else {
regexp = new RegExp('^(' + escapeRegExp(copybuttonPromptText) + ')(.*)')
}
const outputLines = [];
var promptFound = false;
var gotLineCont = false;
var gotHereDoc = false;
const lineGotPrompt = [];
for (const line of textContent.split('\n')) {
match = line.match(regexp)
if (match || gotLineCont || gotHereDoc) {
promptFound = regexp.test(line)
lineGotPrompt.push(promptFound)
if (removePrompts && promptFound) {
outputLines.push(match[2])
} else {
outputLines.push(line)
}
gotLineCont = line.endsWith(lineContinuationChar) & useLineCont
if (line.includes(hereDocDelim) & useHereDoc)
gotHereDoc = !gotHereDoc
} else if (!onlyCopyPromptLines) {
outputLines.push(line)
} else if (copyEmptyLines && line.trim() === '') {
outputLines.push(line)
}
}
// If no lines with the prompt were found then just use original lines
if (lineGotPrompt.some(v => v === true)) {
textContent = outputLines.join('\n');
}
// Remove a trailing newline to avoid auto-running when pasting
if (textContent.endsWith("\n")) {
textContent = textContent.slice(0, -1)
}
return textContent
}
var copyTargetText = (trigger) => {
var target = document.querySelector(trigger.attributes['data-clipboard-target'].value);
return formatCopyText(target.innerText, '', false, true, true, true, '', '')
}
// Initialize with a callback so we can modify the text before copy
const clipboard = new ClipboardJS('.copybtn', {text: copyTargetText})
// Update UI with error/success messages
clipboard.on('success', event => {
clearSelection()
temporarilyChangeTooltip(event.trigger, messages[locale]['copy'], messages[locale]['copy_success'])
temporarilyChangeIcon(event.trigger)
})
clipboard.on('error', event => {
temporarilyChangeTooltip(event.trigger, messages[locale]['copy'], messages[locale]['copy_failure'])
})
}
runWhenDOMLoaded(addCopyButtonToCodeCells)