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calibredb list: Allow specifying multiple fields for --sort-by. Fixes #1982532 [calibredb sort on multiple fields](https://bugs.launchpad.net/calibre/+bug/1982532)

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Kovid Goyal 2023-01-04 16:07:02 +05:30
parent d1a6bfa7b5
commit c0884b14c4
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1 changed files with 8 additions and 6 deletions
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14
src/calibre/db/cli/cmd_list.py
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@ -48,15 +48,17 @@ def implementation(
else:
fields = sorted(afields)
sort_by = sort_by or 'id'
if sort_by not in afields:
return f'Unknown sort field: {sort_by}'
sort_fields = sort_by.split(',')
for sf in sort_fields:
if sf not in afields:
return f'Unknown sort field: {sf}'
sort_spec = [(sf, ascending) for sf in sort_fields]
if not set(fields).issubset(afields):
return 'Unknown fields: {}'.format(', '.join(set(fields) - afields))
if search_text:
book_ids = db.multisort([(sort_by, ascending)],
ids_to_sort=db.search(search_text))
book_ids = db.multisort(sort_spec, ids_to_sort=db.search(search_text))
else:
book_ids = db.multisort([(sort_by, ascending)])
book_ids = db.multisort(sort_spec)
if limit > -1:
book_ids = book_ids[:limit]
data = {}
@ -274,7 +276,7 @@ List the books available in the calibre database.
'--sort-by',
default=None,
help=_(
'The field by which to sort the results.\nAvailable fields: {0}\nDefault: {1}'
'The field by which to sort the results. You can specify multiple fields by separating them with commas.\nAvailable fields: {0}\nDefault: {1}'
).format(', '.join(sorted(FIELDS)), 'id')
)
parser.add_option(