43 lines
1.8 KiB
JavaScript
43 lines
1.8 KiB
JavaScript
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// Does the web reader find a highlight made in the TUI where the TUI put it? Runs the web's own
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// resolveAnchorRange (72-highlights.js) on the book rendered like the reader renders it, and
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// returns the text of the range it finds for each anchor.
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//
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// node web_anchors.cjs <diora-web checkout> <book.epub> <anchors.json> <out.json>
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//
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// anchors.json: a list of highlight objects ({anchor: {...}, ...}). Same setup as web_blocks.cjs.
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const fs = require('fs');
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const path = require('path');
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const { chromium } = require('playwright-core');
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(async () => {
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const [web, epub, anchorsFile, out] = process.argv.slice(2);
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const browser = await chromium.launch();
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const page = await browser.newPage();
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await page.goto('about:blank');
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await page.evaluate(() => {
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window.$ = (id) => document.getElementById(id);
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window.currentPdfDoc = null;
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});
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await page.addScriptTag({ path: path.join(web, 'static/js/jszip.min.js') });
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for (const f of ['40-epub.js', '44-books.js', '72-highlights.js']) {
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try { await page.addScriptTag({ path: path.join(web, 'static/js/app', f) }); }
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catch (e) { console.error('loading', f, e.message); }
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}
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const items = JSON.parse(fs.readFileSync(anchorsFile, 'utf-8'));
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const b64 = fs.readFileSync(epub).toString('base64');
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const result = await page.evaluate(async ({ b64, items }) => {
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const bin = Uint8Array.from(atob(b64), (c) => c.charCodeAt(0));
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const book = await parseEpub(bin.buffer);
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const el = document.createElement('div');
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el.id = 'reader-content';
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el.innerHTML = book.chapters.join('');
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document.body.appendChild(el);
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return items.map((h) => {
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const r = resolveAnchorRange(h);
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return r ? r.toString() : null;
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});
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}, { b64, items });
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fs.writeFileSync(out, JSON.stringify(result));
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await browser.close();
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})().catch((e) => { console.error(e); process.exit(1); });
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