Ruiyu Ma

#!/bin/bash # Fetch Octicon icons and convert them to PNG for embedding in the MCP server. # Generates both light theme (dark icons) and dark theme (white icons) variants. # Uses sed to modify SVG fill color before converting to PNG. # Requires: rsvg-convert (from librsvg2-bin on Ubuntu/Debian) # # Usage: # script/fetch-icons # Fetch all required icons # script/fetch-icons icon1 icon2 # Fetch specific icons set -e SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)" REPO_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)" ICONS_DIR="$REPO_ROOT/pkg/octicons/icons" REQUIRED_ICONS_FILE="$REPO_ROOT/pkg/octicons/required_icons.txt" OCTICONS_BASE="https://raw.githubusercontent.com/primer/octicons/main/icons" # Check for rsvg-convert if ! command -v rsvg-convert &> /dev/null; then echo "Error: rsvg-convert not found. Install with:" echo " Ubuntu/Debian: sudo apt-get install librsvg2-bin" echo " macOS: brew install librsvg" exit 1 fi # Load icons from required_icons.txt or use command-line arguments if [ $# -gt 0 ]; then ICONS=("$@") else if [ ! -f "$REQUIRED_ICONS_FILE" ]; then echo "Error: Required icons file not found: $REQUIRED_ICONS_FILE" exit 1 fi # Read icons from file, skipping comments and empty lines mapfile -t ICONS < <(grep -v '^#' "$REQUIRED_ICONS_FILE" | grep -v '^$') fi # Ensure icons directory exists mkdir -p "$ICONS_DIR" echo "Fetching ${#ICONS[@]} icons (24px, light + dark themes)..." for icon in "${ICONS[@]}"; do svg_url="${OCTICONS_BASE}/${icon}-24.svg" light_file="${ICONS_DIR}/${icon}-light.png" dark_file="${ICONS_DIR}/${icon}-dark.png" echo " ${icon} (light + dark)" # Download SVG svg_content=$(curl -sfL "$svg_url" 2>/dev/null) || { echo " Warning: Failed to fetch ${icon}-24.svg (may not exist)" continue } # Light theme: dark icons (#24292f) for light backgrounds # Add fill attribute to the svg tag light_svg=$(echo "$svg_content" | sed 's/<svg /<svg fill="#24292f" /') echo "$light_svg" | rsvg-convert -o "$light_file" # Dark theme: white icons (#ffffff) for dark backgrounds dark_svg=$(echo "$svg_content" | sed 's/<svg /<svg fill="#ffffff" /') echo "$dark_svg" | rsvg-convert -o "$dark_file" done echo "Done. Icons saved to $ICONS_DIR" echo "" echo "Next steps:" echo " 1. Run 'go test ./pkg/octicons/...' to verify icons are embedded" echo " 2. Run 'go test ./pkg/github/...' to verify toolset icons are valid" echo " 3. Commit the new icon files"