export-logos.sh

#!/bin/bash

# Export logos script for openproblems-bio
# This script exports logos in various formats using Inkscape

# Main design file
MAIN_FILE="openproblems-logos.inkscape.svg"

# Subdirectories containing logos
LOGO_DIRS=("banner" "icon" "rectangle" "square" "sticker")

# Output sizes for PNGs (widths in pixels)
SIZES=(32 64 128 256 512 1024 2048 4096 8192)

# Color codes for output
GREEN='\033[0;32m'
BLUE='\033[0;34m'
NC='\033[0m' # No Color

# Export with Inkscape and report status
export_with_inkscape() {
    local description="$1"
    local output_file=""
    shift
    
    # Extract the output filename from --export-filename argument
    for arg in "$@"; do
        if [[ "$arg" == --export-filename=* ]]; then
            output_file="${arg#--export-filename=}"
            break
        fi
    done
    
    echo "  → $description"
    if inkscape "$@" 2>/dev/null; then
        echo "    ✓ Created: $output_file"
    else
        echo "    ✗ Failed to create: $output_file"
    fi
}

echo "Exporting logos..."
echo "=================="

# Check if inkscape is installed
if ! command -v inkscape &> /dev/null; then
    echo "Error: inkscape is not installed or not in PATH"
    exit 1
fi

# Export SVGs from the main design file
echo -e "\n${BLUE}Exporting SVGs from main design file...${NC}"

# Define page-to-logo mapping
# NOTE: This should be updated if the page order is changed in the design file
declare -A PAGE_MAP=(
    [1]="icon/openproblems-icon.svg"
    [2]="icon/openproblems-icon_all_black.svg"
    [3]="icon/openproblems-icon_all_white.svg"
    [4]="banner/openproblems-banner.svg"
    [5]="banner/openproblems-banner_white.svg"
    [6]="banner/openproblems-banner_all_black.svg"
    [7]="banner/openproblems-banner_all_white.svg"
    [8]="rectangle/openproblems-rectangle.svg"
    [9]="rectangle/openproblems-rectangle_white.svg"
    [10]="rectangle/openproblems-rectangle_all_black.svg"
    [11]="rectangle/openproblems-rectangle_all_white.svg"
    [12]="square/openproblems-square.svg"
    [13]="square/openproblems-square_white.svg"
    [14]="square/openproblems-square_all_black.svg"
    [15]="square/openproblems-square_all_white.svg"
    [16]="sticker/openproblems-sticker.svg"
)

if [ -f "$MAIN_FILE" ]; then
    for page in {1..16}; do
        output_file="${PAGE_MAP[$page]}"
        echo -e "${GREEN}Exporting page $page → $output_file${NC}"
        export_with_inkscape "SVG" --export-page="$page" --export-area-page --export-filename="$output_file" "$MAIN_FILE"
    done
else
    echo "Err: main design file $MAIN_FILE not found"
    exit 1
fi

# Convert SVGs to other formats
echo -e "\n${BLUE}Converting SVGs to multiple formats...${NC}"

# Process each directory
for dir in "${LOGO_DIRS[@]}"; do
    if [ ! -d "$dir" ]; then
        echo "Warning: Directory '$dir' not found, skipping..."
        continue
    fi
    
    echo -e "\n${BLUE}Processing directory: $dir${NC}"
    
    # Find all SVG files in the directory
    while IFS= read -r -d '' svg_file; do
        base_name=$(basename "$svg_file" .svg)
        echo
        echo -e "${GREEN}Converting: $base_name${NC}"
        
        # Create PDF
        export_with_inkscape "PDF" "$svg_file" --export-type=pdf --export-filename="$dir/${base_name}.pdf"
        
        # Create PNGs in different sizes
        for width in "${SIZES[@]}"; do
            export_with_inkscape "PNG ${width}px" "$svg_file" --export-type=png --export-filename="$dir/${base_name}-${width}px.png" --export-width="$width"
        done
    done < <(find "$dir" -maxdepth 1 -name "*.svg" -type f -print0)
done

echo -e "\n================================"
echo "Export process complete!"
echo "Exported files are located in each logo format directory"