132 lines
3.9 KiB
Bash
Executable File
132 lines
3.9 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Creates a Chromium webapp .desktop entry with favicon as icon.
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# Usage: create-webapp.sh <url> [display-name]
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set -euo pipefail
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usage() {
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echo "Usage: $(basename "$0") <url> [display-name]"
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echo
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echo " Fetches the page title and favicon, then writes a .desktop"
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echo " entry that opens the URL in Chromium app-window mode (no tabs/address bar)."
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exit 1
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}
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[[ $# -lt 1 ]] && usage
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URL="$1"
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CUSTOM_NAME="${2:-}"
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# Ensure scheme
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[[ "$URL" != http://* && "$URL" != https://* ]] && URL="https://$URL"
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BASE_URL=$(echo "$URL" | grep -oE 'https?://[^/]+')
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DOMAIN=$(echo "$BASE_URL" | sed -E 's|https?://(www\.)?||')
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echo "Fetching: $URL"
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PAGE_HTML=$(curl -sL --max-time 15 \
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-A "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36" \
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"$URL" 2>/dev/null || echo "")
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# Resolve app name from <title> or argument
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if [[ -n "$CUSTOM_NAME" ]]; then
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APP_NAME="$CUSTOM_NAME"
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else
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APP_NAME=$(echo "$PAGE_HTML" | python3 -c '
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import sys, re, html as html_mod
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content = sys.stdin.read()
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m = re.search(r"<title[^>]*>([^<]+)</title>", content, re.IGNORECASE)
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print(html_mod.unescape(m.group(1).strip()) if m else "", end="")
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' 2>/dev/null || true)
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APP_NAME="${APP_NAME:-$DOMAIN}"
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fi
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# Safe identifier for filenames / WM_CLASS
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SAFE_ID=$(echo "$APP_NAME" | tr '[:upper:]' '[:lower:]' | tr -cs 'a-z0-9' '-' | sed 's/^-*//;s/-*$//')
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[[ -z "$SAFE_ID" ]] && SAFE_ID="$DOMAIN"
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# Find best favicon from HTML link tags (largest declared size wins)
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FAVICON_URL=$(echo "$PAGE_HTML" | python3 -c '
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import sys, re
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from urllib.parse import urljoin
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base = sys.argv[1]
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content = sys.stdin.read()
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candidates = []
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for link in re.findall(r"<link([^>]+?)/??>", content, re.IGNORECASE | re.DOTALL):
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rel_m = re.search(r"rel=[\"'"'"']([^\"'"'"']+)[\"'"'"']", link, re.IGNORECASE)
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if not rel_m or "icon" not in rel_m.group(1).lower():
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continue
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href_m = re.search(r"href=[\"'"'"']([^\"'"'"']+)[\"'"'"']", link, re.IGNORECASE)
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if not href_m:
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continue
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size = 0
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sizes_m = re.search(r"sizes=[\"'"'"']([^\"'"'"']+)[\"'"'"']", link, re.IGNORECASE)
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if sizes_m:
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val = sizes_m.group(1).lower().split("x")[0]
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try:
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size = 999 if val == "any" else int(val)
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except ValueError:
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pass
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candidates.append((size, href_m.group(1)))
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if candidates:
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candidates.sort(key=lambda x: x[0], reverse=True)
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print(urljoin(base, candidates[0][1]), end="")
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' "$BASE_URL" 2>/dev/null || true)
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FAVICON_URL="${FAVICON_URL:-$BASE_URL/favicon.ico}"
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echo "Favicon: $FAVICON_URL"
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# Download icon
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ICON_DIR="$HOME/.local/share/icons/webapps"
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mkdir -p "$ICON_DIR"
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TMP=$(mktemp /tmp/webapp-icon.XXXXXX)
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trap 'rm -f "$TMP"' EXIT
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ICON_PATH="chromium" # fallback
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if curl -sL --max-time 10 -A "Mozilla/5.0" -o "$TMP" "$FAVICON_URL" && [[ -s "$TMP" ]]; then
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if command -v convert &>/dev/null \
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&& convert "${TMP}[0]" -resize 128x128\> "${ICON_DIR}/${SAFE_ID}.png" 2>/dev/null; then
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ICON_PATH="${ICON_DIR}/${SAFE_ID}.png"
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echo "Icon: $ICON_PATH (PNG via ImageMagick)"
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else
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MIME=$(file -b --mime-type "$TMP")
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EXT="${MIME##*/}"
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[[ "$EXT" == "x-icon" || "$EXT" == "vnd.microsoft.icon" ]] && EXT="ico"
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cp "$TMP" "${ICON_DIR}/${SAFE_ID}.${EXT}"
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ICON_PATH="${ICON_DIR}/${SAFE_ID}.${EXT}"
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echo "Icon: $ICON_PATH ($MIME)"
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fi
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else
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echo "Warning: could not fetch favicon — using chromium default icon"
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fi
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# Write .desktop file
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DESKTOP_DIR="$HOME/.local/share/applications"
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mkdir -p "$DESKTOP_DIR"
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DESKTOP_FILE="${DESKTOP_DIR}/webapp-${SAFE_ID}.desktop"
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cat > "$DESKTOP_FILE" << DESKTOP
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[Desktop Entry]
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Version=1.0
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Type=Application
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Name=${APP_NAME}
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Exec=chromium --app=${URL}
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Icon=${ICON_PATH}
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Terminal=false
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Categories=Network;WebBrowser;
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StartupWMClass=${SAFE_ID}
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DESKTOP
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chmod +x "$DESKTOP_FILE"
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echo
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echo "Created : $DESKTOP_FILE"
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echo " Name : $APP_NAME"
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echo " URL : $URL"
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echo " Icon : $ICON_PATH"
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