Merge pull request #14 from esteinholtz-cloudera/json2html_conv

added utility tool to convert from JSON to HTML

Author: robert-mcdermott

json_to_html.py

@@ -0,0 +1,57 @@
+#!/usr/bin/env python3
+"""
+Utility script to convert existing JSON knowledge graph data to HTML visualization.
+This allows testing the visualization features without running the full pipeline.
+"""
+
+import json
+import sys
+import os
+
+# Add the src directory to Python path so we can import our modules
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), 'src'))
+
+from knowledge_graph.visualization import visualize_knowledge_graph
+
+def json_to_html(json_file, output_file):
+    """
+    Convert JSON knowledge graph data to HTML visualization.
+    
+    Args:
+        json_file: Path to JSON file containing triples data
+        output_file: Path to save the HTML visualization
+    """
+    try:
+        # Load JSON data
+        with open(json_file, 'r', encoding='utf-8') as f:
+            triples = json.load(f)
+        
+        print(f"Loaded {len(triples)} triples from {json_file}")
+        
+        # Generate HTML visualization
+        stats = visualize_knowledge_graph(triples, output_file)
+        
+        print(f"Generated HTML visualization: {output_file}")
+        print("Graph Statistics:")
+        print(f"  Nodes: {stats['nodes']}")
+        print(f"  Edges: {stats['edges']}")
+        print(f"  Original Edges: {stats.get('original_edges', 'N/A')}")
+        print(f"  Inferred Edges: {stats.get('inferred_edges', 'N/A')}")
+        print(f"  Communities: {stats['communities']}")
+        
+        print(f"\nTo view the visualization, open: file://{os.path.abspath(output_file)}")
+        
+    except Exception as e:
+        print(f"Error: {e}")
+        sys.exit(1)
+
+if __name__ == "__main__":
+    if len(sys.argv) != 3:
+        print("Usage: python json_to_html.py <input.json> <output.html>")
+        print("Example: python json_to_html.py docs/industrialRev.json test_inferred_filter.html")
+        sys.exit(1)
+    
+    json_file = sys.argv[1]
+    output_file = sys.argv[2]
+    
+    json_to_html(json_file, output_file)