1 files changed, 60 insertions, 0 deletions
diff --git a/convert_gmi_html.py b/convert_gmi_html.py
new file mode 100755
index 0000000..abfbe4a
--- /dev/null
+++ b/convert_gmi_html.py
@@ -0,0 +1,60 @@
+#!/usr/bin/env python3
+"""Convert HTML blocks in .gmi files to gemtext using html2gmi."""
+
+import html
+import subprocess
+import sys
+from pathlib import Path
+
+START_MARKER = "<!-- START_GEMINI_CONTENT -->"
+END_MARKER = "<!-- END_GEMINI_CONTENT -->"
+HTML2GMI = Path.home() / "go/bin/html2gmi"
+
+
+def convert_file(path: Path) -> None:
+    content = path.read_text()
+    result = []
+    pos = 0
+
+    while True:
+        start = content.find(START_MARKER, pos)
+        if start == -1:
+            result.append(content[pos:])
+            break
+
+        end = content.find(END_MARKER, start)
+        if end == -1:
+            result.append(content[pos:])
+            break
+
+        # Add content before the marker
+        result.append(content[pos:start])
+
+        # Convert HTML block to gemtext
+        html_content = content[start + len(START_MARKER):end]
+        converted = subprocess.run(
+            [HTML2GMI],
+            input=html_content,
+            capture_output=True,
+            text=True,
+        )
+        result.append(converted.stdout)
+
+        pos = end + len(END_MARKER)
+
+    # Unescape HTML entities in the entire file
+    path.write_text(html.unescape("".join(result)))
+
+
+def main() -> None:
+    if len(sys.argv) < 2:
+        print(f"Usage: {sys.argv[0]} <directory>", file=sys.stderr)
+        sys.exit(1)
+
+    directory = Path(sys.argv[1])
+    for path in directory.rglob("*.gmi"):
+        convert_file(path)
+
+
+if __name__ == "__main__":
+    main()