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Fix #2128 (Google Books Fetch Metadata Fails With Apostrophe In Title)

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This commit is contained in:
Kovid Goyal 2009-03-25 10:12:21 -07:00
parent c22ad7f26e
commit 3a1909ba2f
1 changed files with 29 additions and 27 deletions
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56
src/calibre/ebooks/metadata/google_books.py
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@ -42,9 +42,9 @@ def report(verbose):
class Query(object):
BASE_URL = 'http://books.google.com/books/feeds/volumes?'
def __init__(self, title=None, author=None, publisher=None, isbn=None,
max_results=20, min_viewability='none', start_index=1):
assert not(title is None and author is None and publisher is None and \
@ -63,14 +63,16 @@ class Query(object):
q += build_term('author', author.split())
if publisher is not None:
q += build_term('publisher', publisher.split())
if isinstance(q, unicode):
q = q.encode('utf-8')
self.url = self.BASE_URL+urlencode({
'q':q,
'max-results':max_results,
'start-index':start_index,
'min-viewability':min_viewability,
})
def __call__(self, browser, verbose):
if verbose:
print 'Query:', self.url
@ -85,7 +87,7 @@ class Query(object):
class ResultList(list):
def get_description(self, entry, verbose):
try:
desc = description(entry)
@ -93,7 +95,7 @@ class ResultList(list):
return 'SUMMARY:\n'+desc[0].text
except:
report(verbose)
def get_language(self, entry, verbose):
try:
l = language(entry)
@ -101,27 +103,27 @@ class ResultList(list):
return l[0].text
except:
report(verbose)
def get_title(self, entry):
candidates = [x.text for x in title(entry)]
candidates.sort(cmp=lambda x,y: cmp(len(x), len(y)), reverse=True)
return candidates[0]
def get_authors(self, entry):
m = creator(entry)
if not m:
m = []
m = [x.text for x in m]
return m
def get_author_sort(self, entry, verbose):
for x in creator(entry):
for key, val in x.attrib.items():
if key.endswith('file-as'):
return val
def get_identifiers(self, entry, mi):
isbns = []
for x in identifier(entry):
@ -131,7 +133,7 @@ class ResultList(list):
isbns.append(t[5:])
if isbns:
mi.isbn = sorted(isbns, cmp=lambda x,y:cmp(len(x), len(y)))[-1]
def get_tags(self, entry, verbose):
try:
tags = [x.text for x in subject(entry)]
@ -139,14 +141,14 @@ class ResultList(list):
report(verbose)
tags = []
return tags
def get_publisher(self, entry, verbose):
try:
pub = publisher(entry)[0].text
except:
pub = None
return pub
def get_date(self, entry, verbose):
try:
d = date(entry)
@ -158,7 +160,7 @@ class ResultList(list):
report(verbose)
d = None
return d
def populate(self, entries, browser, verbose=False):
for x in entries:
try:
@ -175,7 +177,7 @@ class ResultList(list):
if verbose:
print 'Failed to get all details for an entry'
print e
mi.author_sort = self.get_author_sort(x, verbose)
mi.author_sort = self.get_author_sort(x, verbose)
mi.comments = self.get_description(x, verbose)
self.get_identifiers(x, mi)
mi.tags = self.get_tags(x, verbose)
@ -190,14 +192,14 @@ def search(title=None, author=None, publisher=None, isbn=None,
br = browser()
start, entries = 1, []
while start > 0 and len(entries) <= max_results:
new, start = Query(title=title, author=author, publisher=publisher,
new, start = Query(title=title, author=author, publisher=publisher,
isbn=isbn, min_viewability=min_viewability)(br, verbose)
if not new:
break
entries.extend(new)
entries = entries[:max_results]
ans = ResultList()
ans.populate(entries, br, verbose)
return ans
@ -206,18 +208,18 @@ def option_parser():
parser = OptionParser(textwrap.dedent(
'''\
%prog [options]
Fetch book metadata from Google. You must specify one of title, author,
publisher or ISBN. If you specify ISBN the others are ignored. Will
fetch a maximum of 100 matches, so you should make your query as
specific as possible.
publisher or ISBN. If you specify ISBN the others are ignored. Will
fetch a maximum of 100 matches, so you should make your query as
specific as possible.
'''
))
parser.add_option('-t', '--title', help='Book title')
parser.add_option('-a', '--author', help='Book author(s)')
parser.add_option('-p', '--publisher', help='Book publisher')
parser.add_option('-i', '--isbn', help='Book ISBN')
parser.add_option('-m', '--max-results', default=10,
parser.add_option('-m', '--max-results', default=10,
help='Maximum number of results to fetch')
parser.add_option('-v', '--verbose', default=0, action='count',
help='Be more verbose about errors')
@ -236,6 +238,6 @@ def main(args=sys.argv):
for result in results:
print unicode(result).encode(preferred_encoding)
print
if __name__ == '__main__':
sys.exit(main())
sys.exit(main())