const match = response.body.match(/"token":"([^"]+)"/); const token = match?.[1]; function extractLinkedInFeedPosts(raw) { var text = String(raw); var chunks = {}; var i = 0; var n = text.length; function skipWs(pos) { while (pos < n && " \t\r\n".indexOf(text.charAt(pos)) >= 0) pos++; return pos; } function isId(pos) { var j = pos; while (j < n) { var c = text.charAt(j); if ((c >= "0" && c <= "9") || (c >= "a" && c <= "f") || (c >= "A" && c <= "F")) j++; else break; } return j > pos && j < n && text.charAt(j) === ":"; } function parseJson(pos) { pos = skipWs(pos); var start = pos; var c = text.charAt(pos); if (c === '"') { pos++; while (pos < n) { var ch = text.charAt(pos); if (ch === "\\") { pos += 2; continue; } if (ch === '"') { pos++; break; } pos++; } return { value: JSON.parse(text.slice(start, pos)), next: pos }; } if (c === "{" || c === "[") { var stack = []; var inStr = false; var esc = false; for (; pos < n; pos++) { var ch2 = text.charAt(pos); if (inStr) { if (esc) { esc = false; continue; } if (ch2 === "\\") { esc = true; continue; } if (ch2 === '"') inStr = false; continue; } if (ch2 === '"') { inStr = true; continue; } if (ch2 === "{" || ch2 === "[") stack.push(ch2); else if (ch2 === "}" || ch2 === "]") { stack.pop(); if (!stack.length) { pos++; return { value: JSON.parse(text.slice(start, pos)), next: pos }; } } } throw new Error("unclosed json"); } var j = pos; while (j < n && ",]}\n\r\t ".indexOf(text.charAt(j)) < 0) j++; return { value: JSON.parse(text.slice(start, j)), next: j }; } // --- parse React Flight stream --- while (true) { i = skipWs(i); if (i >= n) break; if (!isId(i)) { i++; continue; } var j = i; while (text.charAt(j) !== ":") j++; var id = text.slice(i, j); i = j + 1; if (text.charAt(i) === "I") { var pi = parseJson(i + 1); chunks[id] = pi.value; i = pi.next; } else if (text.charAt(i) === "T") { var comma = text.indexOf(",", i); i = comma + 1; try { var pt = parseJson(i); chunks[id] = pt.value; i = pt.next; } catch (e) { var k = i; while (k < n) { if (text.charAt(k) === "\n" && isId(k + 1)) break; k++; } chunks[id] = text.slice(i, k); i = k; } } else { var pm = parseJson(i); chunks[id] = pm.value; i = pm.next; } } function resolve(val, seen, depth) { seen = seen || {}; depth = depth || 0; if (depth > 50) return val; if (typeof val === "string") { if (val.indexOf("$L") === 0) { var ref = val.slice(2); if (seen[ref] || !chunks.hasOwnProperty(ref)) return val; var nextSeen = {}; for (var sk in seen) if (seen.hasOwnProperty(sk)) nextSeen[sk] = 1; nextSeen[ref] = 1; return resolve(chunks[ref], nextSeen, depth + 1); } if (val === "$undefined") return null; return val; } if (Object.prototype.toString.call(val) === "[object Array]") { var arr = []; for (var a = 0; a < val.length; a++) arr.push(resolve(val[a], seen, depth + 1)); return arr; } if (val && typeof val === "object") { var obj = {}; for (var key in val) if (val.hasOwnProperty(key)) obj[key] = resolve(val[key], seen, depth + 1); return obj; } return val; } function isElem(node) { return Object.prototype.toString.call(node) === "[object Array]" && node.length >= 3 && node[0] === "$"; } function propsOf(node) { return isElem(node) && node.length > 3 && node[3] && typeof node[3] === "object" ? node[3] : {}; } function viewLegacy(p) { var vts = p.viewTrackingSpecs || {}; return { view: vts.viewName || null, legacy: vts.legacyControlName || null }; } function flattenText(node, out) { out = out || []; if (node == null) return out; if (typeof node === "string") { if (node && node.charAt(0) !== "$") out.push(node); return out; } if (Object.prototype.toString.call(node) === "[object Array]") { if (isElem(node)) { var p = propsOf(node); if (node[1] === "br") out.push("\n"); if (p.textProps && typeof p.textProps === "object") flattenText(p.textProps.children, out); flattenText(p.children, out); return out; } for (var x = 0; x < node.length; x++) flattenText(node[x], out); return out; } if (typeof node === "object") { if (node.textProps && typeof node.textProps === "object") flattenText(node.textProps.children, out); flattenText(node.children, out); } return out; } function walk(node, fn) { fn(node); if (Object.prototype.toString.call(node) === "[object Array]") { for (var x = 0; x < node.length; x++) walk(node[x], fn); } else if (node && typeof node === "object") { for (var k in node) if (node.hasOwnProperty(k)) walk(node[k], fn); } } function cleanText(t) { return String(t).replace(/[ \t]+\n/g, "\n").replace(/\n{3,}/g, "\n\n").trim(); } function uniq(xs) { var o = [], s = {}; for (var i = 0; i < xs.length; i++) { var v = xs[i]; if (v && !s[v]) { s[v] = 1; o.push(v); } } return o; } function fillMeta(blob, post) { var m, re; re = /https:\/\/www\.linkedin\.com\/in\/[a-zA-Z0-9\-_]+\/?/g; while ((m = re.exec(blob))) if (!post.authorUrl) post.authorUrl = m[0]; re = /https:\/\/www\.linkedin\.com\/company\/[a-zA-Z0-9\-_]+\/?/g; while ((m = re.exec(blob))) post.companyUrls.push(m[0]); re = /https:\/\/www\.linkedin\.com\/posts\/[^"\\?\s]+/g; while ((m = re.exec(blob))) if (!post.postUrl) post.postUrl = m[0]; re = /urn:li:(?:activity|ugcPost):\d+/g; while ((m = re.exec(blob))) post.activityUrns.push(m[0]); re = /https:\/\/media\.licdn\.com\/dms\/(?:image|video)\/[^"\\?]+/g; while ((m = re.exec(blob))) { if (/feedshare|videocover|article-cover|ugcPost/.test(m[0])) post.images.push(m[0]); } // author priority: profile name → "posted by" → profile a11y → company a11y if (!post.author) { m = blob.match(/profile_name_loading_state[\s\S]{0,160}"stringValue"\s*:\s*"((?:[^"\\]|\\.)+)"/); if (m) post.author = m[1]; } if (!post.author) { m = blob.match(/anunțul publicat de ((?:[^"\\])+)/) || blob.match(/posted by ((?:[^"\\])+)/i); if (m) post.author = m[1]; } if (!post.author) { m = blob.match(/Vizitați profilul membrului ((?:[^"\\])+)/) || blob.match(/View .+? profile[: ]+((?:[^"\\])+)/i); if (m) post.author = m[1]; } if (!post.author) { m = blob.match(/Vizualizați compania: ((?:[^"\\])+)/) || blob.match(/View company:\s*((?:[^"\\])+)/i); if (m) post.author = m[1]; } } // commentary texts keyed by share/ugc id (for cards that lazy-load text) var commentaryById = {}; for (var cid in chunks) { if (!chunks.hasOwnProperty(cid)) continue; var blob0 = typeof chunks[cid] === "string" ? chunks[cid] : JSON.stringify(chunks[cid]); if (blob0.indexOf("feed-commentary") < 0) continue; var tree0 = resolve(chunks[cid]); var texts = []; walk(tree0, function (node) { if (!isElem(node)) return; var vl = viewLegacy(propsOf(node)); if (vl.view === "feed-commentary") { var t = cleanText(flattenText(node).join("")); if (t.length > 20) texts.push(t); } }); if (!texts.length) continue; var best = texts[0]; for (var ti = 1; ti < texts.length; ti++) if (texts[ti].length > best.length) best = texts[ti]; var ids = []; var rm; var idRe = /shareId=(\d+)|userGeneratedContentId=(\d+)/g; while ((rm = idRe.exec(blob0))) ids.push(rm[1] || rm[2]); ids = uniq(ids); for (var ii = 0; ii < ids.length; ii++) { var sid = ids[ii]; if (!commentaryById[sid] || best.length > commentaryById[sid].length) commentaryById[sid] = best; } } var posts = []; for (var cid2 in chunks) { if (!chunks.hasOwnProperty(cid2)) continue; var val = chunks[cid2]; if (!isElem(val)) continue; var ck = propsOf(val).componentKey || ""; if (String(ck).indexOf("update-card-focus") < 0) continue; var tree = resolve(val); var post = { author: null, authorUrl: null, headline: null, text: null, postUrl: null, activityUrns: [], images: [], companyUrls: [] }; var bestText = ""; walk(tree, function (node) { if (!isElem(node)) return; var p = propsOf(node); var vl = viewLegacy(p); if (vl.view === "feed-commentary" || vl.legacy === "commentary_text") { var t = cleanText(flattenText(node).join("")); if (t.length > bestText.length) bestText = t; } if (vl.view === "feed-actor-sub-description") { var h = cleanText(flattenText(node).join("")); if (h) post.headline = h; } }); fillMeta(JSON.stringify(tree), post); fillMeta(JSON.stringify(val), post); if (bestText.length > 20) post.text = bestText; var sm = (post.postUrl || "").match(/(?:share|ugcPost)-(\d+)/); if ((!post.text || post.text.length < 40) && sm && commentaryById[sm[1]]) { post.text = commentaryById[sm[1]]; } post.activityUrns = uniq(post.activityUrns); post.images = uniq(post.images); post.companyUrls = uniq(post.companyUrls); posts.push(post); } return posts; } // usage: var posts = extractLinkedInFeedPosts(response.body); // posts return { statusCode:200, body:{ posts:posts, nextPageToken:token } }