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Amazon metadata download: Use separate identifiers for country specific downloads so that the links to Amazon in the Book details panel work when downloading metadata from country specific amazon websites. Fixes #786146 (German Amazon Metadata)

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This commit is contained in:
Kovid Goyal 2011-05-24 15:18:47 -06:00
parent 2fec4aa6c3
commit 3a78a875af
1 changed files with 43 additions and 20 deletions
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61
src/calibre/ebooks/metadata/sources/amazon.py
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@ -29,7 +29,7 @@ class Worker(Thread): # Get details {{{
Get book details from amazons book page in a separate thread
'''
def __init__(self, url, result_queue, browser, log, relevance, plugin, timeout=20):
def __init__(self, url, result_queue, browser, log, relevance, domain, plugin, timeout=20):
Thread.__init__(self)
self.daemon = True
self.url, self.result_queue = url, result_queue
@ -37,7 +37,7 @@ class Worker(Thread): # Get details {{{
self.relevance, self.plugin = relevance, plugin
self.browser = browser.clone_browser()
self.cover_url = self.amazon_id = self.isbn = None
self.domain = self.plugin.domain
self.domain = domain
months = {
'de': {
@ -199,7 +199,8 @@ class Worker(Thread): # Get details {{{
return
mi = Metadata(title, authors)
mi.set_identifier('amazon', asin)
idtype = 'amazon' if self.domain == 'com' else 'amazon_'+self.domain
mi.set_identifier(idtype, asin)
self.amazon_id = asin
try:
@ -404,12 +405,30 @@ class Amazon(Source):
'country\'s Amazon website.'), choices=AMAZON_DOMAINS),
)
def get_domain_and_asin(self, identifiers):
for key, val in identifiers.iteritems():
key = key.lower()
if key in ('amazon', 'asin'):
return 'com', val
if key.startswith('amazon_'):
domain = key.split('_')[-1]
if domain and domain in self.AMAZON_DOMAINS:
return domain, val
return None, None
def get_book_url(self, identifiers): # {{{
asin = identifiers.get('amazon', None)
if asin is None:
asin = identifiers.get('asin', None)
if asin:
return ('amazon', asin, 'http://amzn.com/%s'%asin)
domain, asin = self.get_domain_and_asin(identifiers)
if domain and asin:
url = None
if domain == 'com':
url = 'http://amzn.com/'+asin
elif domain == 'uk':
url = 'http://www.amazon.co.uk/dp/'+asin
else:
url = 'http://www.amazon.%s/dp/%s'%(domain, asin)
if url:
idtype = 'amazon' if self.domain == 'com' else 'amazon_'+self.domain
return (idtype, asin, url)
# }}}
@property
@ -420,9 +439,15 @@ class Amazon(Source):
return domain
def create_query(self, log, title=None, authors=None, identifiers={}): # {{{
def create_query(self, log, title=None, authors=None, identifiers={}, # {{{
domain=None):
if domain is None:
domain = self.domain
idomain, asin = self.get_domain_and_asin(identifiers)
if idomain is not None:
domain = idomain
# See the amazon detailed search page to get all options
q = { 'search-alias' : 'aps',
'unfiltered' : '1',
@ -433,7 +458,6 @@ class Amazon(Source):
else:
q['sort'] = 'relevancerank'
asin = identifiers.get('amazon', None)
isbn = check_isbn(identifiers.get('isbn', None))
if asin is not None:
@ -456,23 +480,22 @@ class Amazon(Source):
if not ('field-keywords' in q or 'field-isbn' in q or
('field-title' in q)):
# Insufficient metadata to make an identify query
return None
return None, None
latin1q = dict([(x.encode('latin1', 'ignore'), y.encode('latin1',
'ignore')) for x, y in
q.iteritems()])
udomain = domain
if domain == 'uk':
domain = 'co.uk'
url = 'http://www.amazon.%s/s/?'%domain + urlencode(latin1q)
return url
udomain = 'co.uk'
url = 'http://www.amazon.%s/s/?'%udomain + urlencode(latin1q)
return url, domain
# }}}
def get_cached_cover_url(self, identifiers): # {{{
url = None
asin = identifiers.get('amazon', None)
if asin is None:
asin = identifiers.get('asin', None)
domain, asin = self.get_domain_and_asin(identifiers)
if asin is None:
isbn = identifiers.get('isbn', None)
if isbn is not None:
@ -489,7 +512,7 @@ class Amazon(Source):
Note this method will retry without identifiers automatically if no
match is found with identifiers.
'''
query = self.create_query(log, title=title, authors=authors,
query, domain = self.create_query(log, title=title, authors=authors,
identifiers=identifiers)
if query is None:
log.error('Insufficient metadata to construct query')
@ -571,7 +594,7 @@ class Amazon(Source):
log.error('No matches found with query: %r'%query)
return
workers = [Worker(url, result_queue, br, log, i, self) for i, url in
workers = [Worker(url, result_queue, br, log, i, domain, self) for i, url in
enumerate(matches)]
for w in workers: