Pdf Processing

#!/usr/bin/env python3
"""
Analyze PDF form fields and output their structure.
Usage: python analyze_form.py <pdf_file>
"""

import sys
import json

def analyze_form(pdf_path):
    """Analyze form fields in a PDF file."""
    # This is a mock implementation for testing
    # In production, would use pypdf or pdfrw
    
    print(f"Analyzing PDF: {pdf_path}")
    print("=" * 50)
    
    # Mock form fields for demonstration
    fields = {
        "name": {"type": "text", "required": True},
        "email": {"type": "text", "required": True},
        "date": {"type": "date", "required": False},
        "agree_terms": {"type": "checkbox", "required": True},
        "signature": {"type": "signature", "required": True}
    }
    
    print("\nDiscovered Form Fields:")
    print("-" * 30)
    for field_name, props in fields.items():
        required_str = "[REQUIRED]" if props["required"] else "[optional]"
        print(f"  {field_name}: {props['type']} {required_str}")
    
    print("\n" + "=" * 50)
    print("Analysis complete.")
    
    # Output JSON for programmatic use
    return json.dumps(fields, indent=2)

if __name__ == "__main__":
    if len(sys.argv) < 2:
        print("Usage: python analyze_form.py <pdf_file>")
        sys.exit(1)
    
    result = analyze_form(sys.argv[1])
    print("\nJSON Output:")
    print(result)

#!/usr/bin/env python3
"""
Extract text from PDF files.
Usage: python extract_text.py <pdf_file> [--page N]
"""

import sys

def extract_text(pdf_path, page_num=None):
    """Extract text from a PDF file."""
    # This is a mock implementation for testing
    # In production, would use pdfplumber or pypdf
    
    print(f"Extracting text from: {pdf_path}")
    
    if page_num:
        print(f"Page: {page_num}")
    else:
        print("All pages")
    
    print("=" * 50)
    
    # Mock extracted text
    mock_text = """
    Sample PDF Document
    
    This is a demonstration of text extraction from PDF files.
    
    Key Features:
    - Fast and efficient text extraction
    - Preserves document structure
    - Handles multi-page documents
    
    For more information, visit our documentation.
    """
    
    print(mock_text)
    print("=" * 50)
    print("Extraction complete.")
    
    return mock_text.strip()

if __name__ == "__main__":
    if len(sys.argv) < 2:
        print("Usage: python extract_text.py <pdf_file> [--page N]")
        sys.exit(1)
    
    pdf_path = sys.argv[1]
    page_num = None
    
    if len(sys.argv) > 3 and sys.argv[2] == "--page":
        page_num = int(sys.argv[3])
    
    extract_text(pdf_path, page_num)