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Preserve embedded tweets

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Will Boyd
2018-11-14 20:30:47 -05:00
parent afd73417b6
commit 882222ff19
1 changed files with 11 additions and 4 deletions
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index.js
+11 -4
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@@ -142,6 +142,12 @@ function initTurndownService() {
codeBlockStyle: 'fenced' codeBlockStyle: 'fenced'
}); });
// preserve embedded tweets
turndownService.addRule('tweet', {
filter: node => node.nodeName === 'BLOCKQUOTE' && node.getAttribute('class') === 'twitter-tweet',
replacement: (content, node) => '\n\n' + node.outerHTML
});
// preserve embedded codepens // preserve embedded codepens
turndownService.addRule('codepen', { turndownService.addRule('codepen', {
filter: node => { filter: node => {
@@ -155,14 +161,15 @@ function initTurndownService() {
}, },
replacement: (content, node) => '\n\n' + node.outerHTML replacement: (content, node) => '\n\n' + node.outerHTML
}); });
// preserve embedded scripts (for gists, codepens, etc.) // preserve embedded scripts (for tweets, codepens, gists, etc.)
turndownService.addRule('script', { turndownService.addRule('script', {
filter: 'script', filter: 'script',
replacement: (content, node) => { replacement: (content, node) => {
let before = '\n\n'; let before = '\n\n';
if (node.getAttribute('src').endsWith('codepen.io/assets/embed/ei.js')) { let src = node.getAttribute('src');
// keep codepen <script> tags snug with the codepen <p> tags before them if (src.endsWith('twitter.com/widgets.js') || src.endsWith('codepen.io/assets/embed/ei.js')) {
// keep twitter and codepen <script> tags snug with the element above them
before = '\n'; before = '\n';
} }
let html = node.outerHTML.replace('async=""', 'async'); let html = node.outerHTML.replace('async=""', 'async');