initial

.python-version

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+3.13

fixer.py

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+#!/usr/bin/env python3
+"""
+Fix EPUB series metadata for Kavita compatibility.
+Usage: python fix_series.py /path/to/books "Series Name"
+"""
+
+import os
+import sys
+import re
+import zipfile
+import shutil
+from lxml import etree
+
+def find_opf(epub_path):
+    """Find the OPF file path inside the epub."""
+    with zipfile.ZipFile(epub_path, 'r') as z:
+        container = z.read('META-INF/container.xml')
+        root = etree.fromstring(container)
+        ns = {'c': 'urn:oasis:names:tc:opendocument:xmlns:container'}
+        opf_path = root.find('.//c:rootfile', ns).get('full-path')
+        return opf_path
+
+def update_opf_metadata(opf_content, series_name, series_index):
+    """Add/update Calibre series metadata in OPF XML."""
+    root = etree.fromstring(opf_content)
+    ns = {'opf': 'http://www.idpf.org/2007/opf',
+          'dc': 'http://purl.org/dc/elements/1.1/'}
+
+    metadata = root.find('.//opf:metadata', ns)
+    if metadata is None:
+        print("  WARNING: No metadata element found, skipping.")
+        return None
+
+    # Remove existing series meta tags
+    for meta in metadata.findall('opf:meta', ns):
+        name = meta.get('name', '')
+        if name in ('calibre:series', 'calibre:series_index'):
+            metadata.remove(meta)
+
+    # Add new ones
+    OPF = 'http://www.idpf.org/2007/opf'
+    series_meta = etree.SubElement(metadata, f'{{{OPF}}}meta')
+    series_meta.set('name', 'calibre:series')
+    series_meta.set('content', series_name)
+
+    index_meta = etree.SubElement(metadata, f'{{{OPF}}}meta')
+    index_meta.set('name', 'calibre:series_index')
+    index_meta.set('content', str(series_index))
+
+    return etree.tostring(root, xml_declaration=True, encoding='utf-8', pretty_print=True)
+
+def extract_index_from_filename(filename):
+    """Try to extract a volume/chapter number from the filename."""
+    match = re.search(r'[vVcC](?:ol|olume|h|hapter)?[.\s_-]*(\d+(?:\.\d+)?)', filename)
+    if match:
+        return float(match.group(1))
+    # fallback: any number in the filename
+    match = re.search(r'(\d+(?:\.\d+)?)', filename)
+    if match:
+        return float(match.group(1))
+    return None
+
+def fix_epub(epub_path, series_name, series_index):
+    """Update the OPF metadata inside an epub in-place."""
+    tmp_path = epub_path + '.tmp'
+    opf_path = find_opf(epub_path)
+
+    with zipfile.ZipFile(epub_path, 'r') as zin:
+        with zipfile.ZipFile(tmp_path, 'w', zipfile.ZIP_DEFLATED) as zout:
+            for item in zin.infolist():
+                data = zin.read(item.filename)
+                if item.filename == opf_path:
+                    updated = update_opf_metadata(data, series_name, series_index)
+                    if updated:
+                        data = updated
+                zout.writestr(item, data)
+
+    shutil.move(tmp_path, epub_path)
+    print(f"  ✓ Updated: index={series_index}")
+
+def main():
+    if len(sys.argv) < 3:
+        print("Usage: python fix_series.py /path/to/folder \"Series Name\"")
+        sys.exit(1)
+
+    folder = sys.argv[1]
+    series_name = sys.argv[2]
+
+    epubs = sorted([f for f in os.listdir(folder) if f.lower().endswith('.epub')])
+    if not epubs:
+        print("No EPUBs found.")
+        sys.exit(0)
+
+    print(f"Found {len(epubs)} EPUBs. Series: '{series_name}'\n")
+
+    for i, filename in enumerate(epubs, start=1):
+        path = os.path.join(folder, filename)
+        index = extract_index_from_filename(filename)
+        if index is None:
+            index = float(i)
+            print(f"[{filename}] No index found, using position {i}")
+        else:
+            print(f"[{filename}] Detected index {index}")
+
+        try:
+            fix_epub(path, series_name, index)
+        except Exception as e:
+            print(f"  ERROR: {e}")
+
+    print("\nDone! Rescan your Kavita library.")
+
+if __name__ == '__main__':
+    main()

main.py

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+def main():
+    print("Hello from series-fixer!")
+
+
+if __name__ == "__main__":
+    main()

pyproject.toml

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+[project]
+name = "series-fixer"
+version = "0.1.0"
+description = "Add your description here"
+readme = "README.md"
+requires-python = ">=3.13"
+dependencies = []