chore: added svg2pdf.py

Author: fmarino-ipzs

.gitignore

@@ -19,7 +19,7 @@ latex
 env-preview
 .venv
 .vscode
-*.py
+#*.py
 *.cfg
 *.tmpl
 *.exe

utils/svg2pdf.py

@@ -0,0 +1,164 @@
+"""
+svg2pdf.py - Utility to convert SVG images to PDF format.
+"""
+
+import sys
+#import argparse
+from pathlib import Path
+from svglib.svglib import svg2rlg
+from reportlab.graphics import renderPDF
+
+#----------------------------------
+# Convert an SVG file to PDF format
+#----------------------------------
+def convert_svg_to_pdf(input_file: str, output_dir: str = None) -> str:
+    input_path = Path(input_file)
+    if not input_path.exists():
+        print(f"Error: File not found: {input_file}")
+        return None
+    
+    # If input is not an SVG file, skip it
+    if input_path.suffix.lower() != '.svg':
+        print(f"Skipping non-SVG file: {input_file}")
+        return None
+    
+    # Determine output path (same name, but in output_dir if specified)
+    if output_dir:
+        output_path = Path(output_dir) / input_path.with_suffix('.pdf').name
+    else:
+        output_path = input_path.with_suffix('.pdf')
+    
+    try:
+        # Create output directory if needed
+        output_path.parent.mkdir(parents=True, exist_ok=True)
+        
+        # SVG → PDF conversion
+        drawing = svg2rlg(str(input_path))
+        renderPDF.drawToFile(drawing, str(output_path))
+        
+        print(f"Conversion completed: {input_path} → {output_path}")
+        return str(output_path)
+    except Exception as e:
+        print(f"Error during conversion: {e}")
+        return None
+
+#--------------------------------------------------
+#Convert all SVG files in a directory to PDF format
+#--------------------------------------------------
+def convert_directory(input_dir: str, output_dir: str = None) -> int:
+    input_path = Path(input_dir)
+    if not input_path.is_dir():
+        print(f"Error: Directory not found: {input_dir}")
+        return 0
+    
+    # Find all SVG files in the directory
+    svg_files = list(input_path.glob("*.svg"))
+    
+    if not svg_files:
+        print(f"No SVG files found in {input_dir}")
+        return 0
+    
+    successful = 0
+    for svg_file in svg_files:
+        if convert_svg_to_pdf(str(svg_file), output_dir):
+            successful += 1
+    
+    return successful
+
+#-----------------
+#Prompt usage info
+#-----------------
+def show_usage():
+    """Display usage information."""
+    print("Usage: svg2pdf.py [options] <svg_file(s)>")
+    print("       svg2pdf.py -d <input_directory> [options]")
+    print("\nOptions:")
+    print("  -h, --help                  Show this help message and exit")
+    print("  -d, --dir <directory>       Process input as directory (convert all SVG files in it)")
+    print("  -o, --output <directory>    Specify output directory for PDF files")
+    print("\nExamples:")
+    print("  svg2pdf.py image.svg                    # Convert single SVG file")
+    print("  svg2pdf.py image1.svg image2.svg        # Convert multiple SVG files")
+    print("  svg2pdf.py -d svgs/                     # Convert all SVGs in directory")
+    print("  svg2pdf.py image.svg -o pdfs/           # Convert file and save to specific directory")
+    print("  svg2pdf.py -d svgs/ -o pdfs/            # Convert all SVGs in svgs/ and save to pdfs/")
+
+#-----------
+# Main func
+#-----------
+def main():
+
+    args = sys.argv[1:]
+    
+    if not args:
+        show_usage()
+        return
+    
+    if '-h' in args or '--help' in args:
+        show_usage()
+        return
+    
+    input_dir = None
+    output_dir = None
+    input_files = []
+    dir_mode = False
+    
+    # Process args
+    i = 0
+    while i < len(args):
+        if args[i] == '-d' or args[i] == '--dir':
+            dir_mode = True
+            if i + 1 < len(args) and not args[i+1].startswith('-'):
+                input_dir = args[i+1]
+                i += 2
+            else:
+                print("Error: No directory specified after -d/--dir flag")
+                show_usage()
+                return
+        elif args[i] == '-o' or args[i] == '--output':
+            if i + 1 < len(args) and not args[i+1].startswith('-'):
+                output_dir = args[i+1]
+                i += 2
+            else:
+                print("Error: No directory specified after -o/--output flag")
+                show_usage()
+                return
+        elif args[i].startswith('-'):
+            print(f"Error: Unknown option {args[i]}")
+            show_usage()
+            return
+        else:
+            input_files.append(args[i])
+            i += 1
+    
+    # Execute in directory mode
+    if dir_mode:
+        if not input_dir:
+            print("Error: No input directory specified")
+            show_usage()
+            return
+        
+        if input_files:
+            print("Warning: Additional arguments ignored in directory mode")
+        
+        num_converted = convert_directory(input_dir, output_dir)
+        print(f"Successfully converted {num_converted} SVG files")
+        return
+    
+    # Otherwise, process individual files
+    if not input_files:
+        print("Error: No input files specified")
+        show_usage()
+        return
+    
+    successful = 0
+    for input_file in input_files:
+        if convert_svg_to_pdf(input_file, output_dir):
+            successful += 1
+    
+    print(f"Successfully converted {successful} out of {len(input_files)} files")
+
+
+if __name__ == "__main__":
+    main()
+