shumengya
767a776a3e
- Merge thinking and assistant text into one assistant bubble with ordered blocks - Restyle tool execution blocks to match CLI layout and status - Remove startup splash screen and ship woff2-only fonts in public - Add default avatars when agent or user image is unset Co-authored-by: Cursor <cursoragent@cursor.com>
94 lines
3.1 KiB
JavaScript
94 lines
3.1 KiB
JavaScript
import { execFileSync } from "node:child_process";
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import { existsSync, mkdirSync, readFileSync, readdirSync, statSync, unlinkSync } from "node:fs";
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import { dirname, join } from "node:path";
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import { fileURLToPath } from "node:url";
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const __dirname = dirname(fileURLToPath(import.meta.url));
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const fontsDir = join(__dirname, "..", "public", "fonts");
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const outputWoff2 = join(fontsDir, "lxgwwenkaimono-medium.woff2");
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const sourceTtf = join(__dirname, "..", "assets", "fonts", "LXGWWenKaiMono-Medium.ttf");
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/** Full CJK font woff2 is typically 7–10 MB; reject obvious subset/corrupt output. */
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const MIN_WOFF2_BYTES = 5_000_000;
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if (!existsSync(sourceTtf)) {
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console.warn(`[prepare-font] source not found: ${sourceTtf}`);
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process.exit(0);
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}
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mkdirSync(fontsDir, { recursive: true });
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function removePublicTtfCopies() {
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for (const name of readdirSync(fontsDir)) {
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if (name.toLowerCase().endsWith(".ttf")) {
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const path = join(fontsDir, name);
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unlinkSync(path);
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console.log(`[prepare-font] removed public TTF copy (woff2 only): ${path}`);
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}
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}
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}
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function woff2LooksValid() {
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if (!existsSync(outputWoff2)) return false;
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return readFileSync(outputWoff2).length >= MIN_WOFF2_BYTES;
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}
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function verifyGlyphCount() {
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const py = [
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"from fontTools.ttLib import TTFont",
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"import sys",
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"src, out = sys.argv[1], sys.argv[2]",
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"source_glyphs = len(TTFont(src).getGlyphOrder())",
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"output_glyphs = len(TTFont(out).getGlyphOrder())",
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"if source_glyphs != output_glyphs:",
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"\traise SystemExit(f'glyph count mismatch: source={source_glyphs}, output={output_glyphs}')",
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"print(output_glyphs)",
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].join("\n");
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const count = execFileSync("python", ["-c", py, sourceTtf, outputWoff2], {
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encoding: "utf8",
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}).trim();
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console.log(`[prepare-font] verified full glyph set (${count} glyphs)`);
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}
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removePublicTtfCopies();
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if (woff2LooksValid()) {
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const sourceMtime = statSync(sourceTtf).mtimeMs;
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const outputMtime = statSync(outputWoff2).mtimeMs;
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if (outputMtime >= sourceMtime) {
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const sizeMb = (readFileSync(outputWoff2).length / (1024 * 1024)).toFixed(2);
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console.log(`[prepare-font] up to date ${outputWoff2} (${sizeMb} MB, woff2 only)`);
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process.exit(0);
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}
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}
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if (existsSync(outputWoff2) && !woff2LooksValid()) {
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console.warn("[prepare-font] removing invalid woff2 (< 5 MB, likely subset or corrupt)");
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unlinkSync(outputWoff2);
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}
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console.log(
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"[prepare-font] converting full font to woff2 (no glyph subsetting, glyf/loca/hmtx transforms)...",
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);
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const py = [
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"from fontTools.ttLib.woff2 import compress",
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"import sys",
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"compress(sys.argv[1], sys.argv[2], transform_tables={'glyf', 'loca', 'hmtx'})",
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].join("\n");
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execFileSync("python", ["-c", py, sourceTtf, outputWoff2], { stdio: "inherit" });
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const sizeBytes = readFileSync(outputWoff2).length;
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if (sizeBytes < MIN_WOFF2_BYTES) {
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throw new Error(
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`[prepare-font] woff2 output too small (${sizeBytes} bytes); conversion likely failed`,
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);
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}
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verifyGlyphCount();
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removePublicTtfCopies();
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const sizeMb = (sizeBytes / (1024 * 1024)).toFixed(2);
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console.log(`[prepare-font] wrote ${outputWoff2} (${sizeMb} MB, full glyph set, woff2 only)`);
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