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dbwodlf3/parse.js

Last active September 22, 2022 07:25
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parse opengraph
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parse.js
/** Parsing only meta in headtag. */
export function parse_opengraph(inputHTML) {
const filter_head = /<head>[^]*<\/head>/i;
let filter_meta_og = /<meta[^>]*property[^>]*=[^>]*(og:)[^>]*>/ig;
let head = inputHTML.match(filter_head)[0];
const metas = head.match(filter_meta_og);
if(!metas) return;
const opengraph = {}
for(const meta of metas) {
opengraph[`${(meta.match(/og\s*:([a-zA-Z]*)/)[1])}`] = meta.match(/content[^=]*="(.*)"|'(.*)'/)[1];
}
return opengraph;
}
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