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kennethreitz
1279fde038
URLs like /book/gen/chapter/1/verse/3 now properly redirect to /book/Genesis/chapter/1/verse/3 with a 301 status. The normalize_book_name function now does case-insensitive lookup for both abbreviations and canonical book names. 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
80 lines
2.4 KiB
Python
80 lines
2.4 KiB
Python
"""Book name normalization and categorization utilities."""
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import json
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from pathlib import Path
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from functools import lru_cache
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from typing import Optional
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# Path to bible metadata JSON file
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_METADATA_PATH = Path(__file__).parent.parent / "data" / "bible_metadata.json"
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@lru_cache(maxsize=1)
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def _load_bible_metadata() -> dict:
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"""
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Load bible metadata from JSON file.
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Cached since this data never changes and is accessed frequently.
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"""
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with open(_METADATA_PATH, "r", encoding="utf-8") as f:
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return json.load(f)
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# Load data from JSON
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_metadata = _load_bible_metadata()
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OT_BOOKS = _metadata["old_testament_books"]
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NT_BOOKS = _metadata["new_testament_books"]
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BOOK_ABBREVIATIONS = _metadata["book_abbreviations"]
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@lru_cache(maxsize=1)
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def _get_lowercase_abbreviations() -> dict:
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"""Create a lowercase mapping of abbreviations for case-insensitive lookup."""
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return {k.lower(): v for k, v in BOOK_ABBREVIATIONS.items()}
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@lru_cache(maxsize=1)
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def _get_lowercase_canonical_names() -> dict:
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"""Create a lowercase mapping of canonical book names."""
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all_books = OT_BOOKS + NT_BOOKS
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return {b.lower(): b for b in all_books}
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def normalize_book_name(book: str) -> Optional[str]:
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"""
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Normalize book name variations to canonical form.
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Returns the canonical book name if a variation is detected, None otherwise.
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Case-insensitive lookup.
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"""
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# First try exact match in abbreviations
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if book in BOOK_ABBREVIATIONS:
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return BOOK_ABBREVIATIONS[book]
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# Then try case-insensitive match in abbreviations
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lowercase_abbrevs = _get_lowercase_abbreviations()
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result = lowercase_abbrevs.get(book.lower())
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if result:
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return result
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# Finally, check if it's a case variation of a canonical name
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lowercase_canonical = _get_lowercase_canonical_names()
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canonical = lowercase_canonical.get(book.lower())
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if canonical and canonical != book:
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return canonical
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return None
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def is_old_testament(book: str) -> bool:
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"""Check if a book is in the Old Testament."""
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return book in OT_BOOKS
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def is_new_testament(book: str) -> bool:
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"""Check if a book is in the New Testament."""
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return book in NT_BOOKS
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def get_testament(book: str) -> str:
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"""Return the testament name for a book."""
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if is_old_testament(book):
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return "Old Testament"
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elif is_new_testament(book):
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return "New Testament"
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return "Unknown"
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