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Implement #1151 (Feature Request For Exporting ebook file and image DB Info)

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Kovid Goyal 2008-10-10 13:17:45 -07:00
parent 5d156e7d83
commit 8f863ee7a2
1 changed files with 21 additions and 6 deletions
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27
src/calibre/library/cli.py
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@ -21,7 +21,7 @@ from calibre.library.database2 import LibraryDatabase2
from calibre.library.database import text_to_tokens
from calibre.ebooks.metadata.opf import OPFCreator, OPFReader
FIELDS = set(['title', 'authors', 'publisher', 'rating', 'timestamp', 'size', 'tags', 'comments', 'series', 'series_index', 'formats', 'isbn'])
FIELDS = set(['title', 'authors', 'publisher', 'rating', 'timestamp', 'size', 'tags', 'comments', 'series', 'series_index', 'formats', 'isbn', 'path'])
def get_parser(usage):
parser = OptionParser(usage)
@ -37,18 +37,31 @@ def get_db(dbpath, options):
print _('Using library at'), dbpath
return LibraryDatabase2(dbpath, row_factory=True)
def do_list(db, fields, sort_by, ascending, search_text):
def do_list(db, fields, sort_by, ascending, search_text, line_width):
db.refresh(sort_by, ascending)
if search_text:
filters, OR = text_to_tokens(search_text)
db.filter(filters, False, OR)
fields = ['id'] + fields
widths = list(map(lambda x : 0, fields))
for i in db.data:
data = []
for record in db.data:
data.append({})
for field in fields:
if field == 'path':
path = db.path(record['id'], index_is_id=True)
path += os.sep + db.construct_file_name(record['id']) + '.[%s]'
formats = db.formats(record['id'], index_is_id=True)
if not formats:
formats = ''
data[-1][field] = path%formats.lower()
else:
data[-1][field] = record[field]
for i in data:
for j, field in enumerate(fields):
widths[j] = max(widths[j], len(unicode(i[str(field)])))
screen_width = terminal_controller.COLS
screen_width = terminal_controller.COLS if line_width < 0 else line_width
if not screen_width:
screen_width = 80
field_width = screen_width//len(fields)
@ -70,7 +83,7 @@ def do_list(db, fields, sort_by, ascending, search_text):
wrappers = map(lambda x: TextWrapper(x-1), widths)
for record in db.data:
for record in data:
text = [wrappers[i].wrap(unicode(record[field]).encode('utf-8')) for i, field in enumerate(fields)]
lines = max(map(len, text))
for l in range(lines):
@ -98,6 +111,8 @@ List the books available in the calibre database.
help=_('Sort results in ascending order'))
parser.add_option('-s', '--search', default=None,
help=_('Filter the results by the search query. For the format of the search query, please see the search related documentation in the User Manual. Default is to do no filtering.'))
parser.add_option('-w', '--line-width', default=-1, type=int,
help=_('The maximum width of a single line in the output. Defaults to detecting screen size.'))
opts, args = parser.parse_args(sys.argv[:1] + args)
fields = [str(f.strip().lower()) for f in opts.fields.split(',')]
if not set(fields).issubset(FIELDS):
@ -113,7 +128,7 @@ List the books available in the calibre database.
print >>sys.stderr, _('Invalid sort field. Available fields:'), ','.join(FIELDS)
return 1
do_list(db, fields, opts.sort_by, opts.ascending, opts.search)
do_list(db, fields, opts.sort_by, opts.ascending, opts.search, opts.line_width)
return 0