nexu-io--open-design
wehub-resource-sync
112 行
2.8 KiB
Bash
可执行文件
112 行
2.8 KiB
Bash
可执行文件
#!/usr/bin/env bash
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# html-ppt :: render.sh — managed Chromium screenshot(s)
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#
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# Usage:
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# render.sh <html-file> # one PNG, slide 1
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# render.sh <html-file> <N> # N PNGs, slides 1..N, via #/k
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# render.sh <html-file> all # autodetect .slide count
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# render.sh <html-file> <N> <out-dir> # custom output dir
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#
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# Uses Playwright's managed Chromium. Do not fall back to the user's installed
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# Google Chrome on macOS; Crashpad/profile permissions can abort it inside the
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# Open Design desktop sandbox.
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set -euo pipefail
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PLAYWRIGHT_VERSION="${PLAYWRIGHT_VERSION:-1.60.0}"
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FILE="${1:-}"
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if [[ -z "$FILE" ]]; then
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echo "usage: render.sh <html> [N|all] [out-dir]" >&2
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exit 1
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fi
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if [[ ! -f "$FILE" ]]; then
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echo "error: $FILE not found" >&2
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exit 1
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fi
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COUNT="${2:-1}"
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OUT="${3:-}"
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ABS="$(cd "$(dirname "$FILE")" && pwd)/$(basename "$FILE")"
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STEM="$(basename "${FILE%.*}")"
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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INPUT_DIR="$(dirname "$ABS")"
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find_upward_playwright() {
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local start dir
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for start in "$@"; do
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[[ -n "$start" ]] || continue
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dir="$(cd "$start" 2>/dev/null && pwd)" || continue
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while [[ "$dir" != "/" ]]; do
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if [[ -x "$dir/node_modules/.bin/playwright" ]]; then
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printf '%s\n' "$dir/node_modules/.bin/playwright"
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return 0
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fi
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dir="$(dirname "$dir")"
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done
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done
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return 1
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}
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run_playwright() {
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if [[ -n "${PLAYWRIGHT_CLI:-}" ]]; then
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"$PLAYWRIGHT_CLI" "$@"
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return $?
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fi
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local local_playwright
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if local_playwright="$(find_upward_playwright "$SCRIPT_DIR" "$INPUT_DIR")"; then
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"$local_playwright" "$@"
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return $?
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fi
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npx --yes "playwright@${PLAYWRIGHT_VERSION}" "$@"
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}
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ensure_managed_chromium() {
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if ! run_playwright install chromium; then
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echo "error: failed to install Playwright managed Chromium; cannot render PNG export" >&2
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exit 1
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fi
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}
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if [[ "$COUNT" == "all" ]]; then
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COUNT="$(grep -c 'class="slide"' "$FILE" || true)"
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[[ -z "$COUNT" || "$COUNT" -lt 1 ]] && COUNT=1
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fi
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if [[ -z "$OUT" ]]; then
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if [[ "$COUNT" -gt 1 ]]; then
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OUT="$(dirname "$FILE")/${STEM}-png"
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mkdir -p "$OUT"
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fi
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fi
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ensure_managed_chromium
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render_one() {
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local url="$1" target="$2"
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if ! run_playwright screenshot \
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--browser chromium \
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--viewport-size=1920,1080 \
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--wait-for-timeout=4000 \
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"$url" \
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"$target"; then
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echo "error: managed Chromium screenshot failed; not retrying and not falling back to system Google Chrome" >&2
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exit 1
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fi
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echo " ✔ $target"
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}
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if [[ "$COUNT" == "1" ]]; then
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OUT_FILE="${OUT:-$(dirname "$FILE")/${STEM}.png}"
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render_one "file://$ABS" "$OUT_FILE"
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else
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for i in $(seq 1 "$COUNT"); do
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render_one "file://$ABS#/$i" "$OUT/${STEM}_$(printf '%02d' "$i").png"
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done
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fi
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echo "done: rendered $COUNT slide(s) from $FILE"
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