From 77aed43a99a295f3202063edefcb7ce01e011958 Mon Sep 17 00:00:00 2001
From: gdamms <damguillotin@gmail.com>
Date: Fri, 24 Jul 2026 12:44:20 +0200
Subject: first commit

---
 src/geojson2kml.py | 61 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 src/geojson2kml.py

(limited to 'src/geojson2kml.py')

diff --git a/src/geojson2kml.py b/src/geojson2kml.py
new file mode 100644
index 0000000..b923d98
--- /dev/null
+++ b/src/geojson2kml.py
@@ -0,0 +1,61 @@
+import json
+import xml.etree.ElementTree as ET
+
+
+KML_NS = "http://www.opengis.net/kml/2.2"
+ET.register_namespace("", KML_NS)
+
+
+def geojson_to_kml(geojson: dict) -> ET.ElementTree[ET.Element]:
+    root = ET.Element(f"kml", xmlns=KML_NS)
+    document = ET.SubElement(root, f"Document")
+
+    ET.SubElement(document, f"name").text = geojson.get("name", "Unnamed")
+
+    for feature in geojson.get("features", []):
+        placemark = ET.SubElement(document, f"Placemark")
+
+        ET.SubElement(placemark, f"name").text = ""
+        ET.SubElement(placemark, f"description").text = ""
+
+        # TODO: Handle other geometry types if needed
+        if feature["geometry"]["type"] != "MultiPolygon":
+            print(f"Skipping feature with unsupported geometry type: {feature['geometry']['type']}")
+            continue
+
+        for polygon in feature["geometry"]["coordinates"][0]:
+            polygon_el = ET.SubElement(placemark, f"Polygon")
+
+            outer = ET.SubElement(polygon_el, f"outerBoundaryIs")
+            ring = ET.SubElement(outer, f"LinearRing")
+
+            coords = ET.SubElement(ring, f"coordinates")
+            coords.text = "\n".join(
+                f"{lon},{lat}"
+                for lon, lat in polygon
+            )
+
+    ET.indent(root)
+
+    return ET.ElementTree(root)
+
+
+def main():
+    import argparse
+
+    parser = argparse.ArgumentParser(description="Convert GeoJSON to KML")
+    parser.add_argument("input_file", help="Path to the input GeoJSON file")
+    parser.add_argument("-o", "--output_file", help="Path to the output KML file")
+    args = parser.parse_args()
+
+    with open(args.input_file, "r") as geojson_file:
+        geojson = json.load(geojson_file)
+
+    output_file = args.output_file or args.input_file.rsplit(".", 1)[0] + ".kml"
+
+    kml = geojson_to_kml(geojson)
+    kml.write(output_file, encoding="utf-8", xml_declaration=True)
+
+
+if __name__ == "__main__":
+    main()
-- 
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