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Get Books: Update Gutenberg plugin for changes to the Project Gutenberg website. Fixes #1366245 [EPUB download fails from Project Gutenberg: "can't fetch relative reference: not viewing any document"](https://bugs.launchpad.net/calibre/+bug/1366245)

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This commit is contained in:
Kovid Goyal 2014-09-06 10:01:22 +05:30
parent acaf2a411b
commit 212a2df4d1
1 changed files with 9 additions and 3 deletions
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12
src/calibre/gui2/store/stores/gutenberg_plugin.py
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@ -1,7 +1,7 @@
# -*- coding: utf-8 -*- # -*- coding: utf-8 -*-
from __future__ import (unicode_literals, division, absolute_import, print_function) from __future__ import (unicode_literals, division, absolute_import, print_function)
store_version = 3 # Needed for dynamic plugin loading store_version = 4 # Needed for dynamic plugin loading
__license__ = 'GPL 3' __license__ = 'GPL 3'
__copyright__ = '2011, 2013, John Schember <john@nachtimwald.com>' __copyright__ = '2011, 2013, John Schember <john@nachtimwald.com>'
@ -23,6 +23,11 @@ from calibre.gui2.store.search_result import SearchResult
web_url = 'http://m.gutenberg.org/' web_url = 'http://m.gutenberg.org/'
def fix_url(url):
if url and url.startswith('//'):
url = 'http:' + url
return url
def search(query, max_results=10, timeout=60): def search(query, max_results=10, timeout=60):
url = 'http://m.gutenberg.org/ebooks/search.opds/?query=' + urllib.quote_plus(query) url = 'http://m.gutenberg.org/ebooks/search.opds/?query=' + urllib.quote_plus(query)
@ -41,7 +46,7 @@ def search(query, max_results=10, timeout=60):
# We could use the <link rel="alternate" type="text/html" ...> tag from the # We could use the <link rel="alternate" type="text/html" ...> tag from the
# detail odps page but this is easier. # detail odps page but this is easier.
id = ''.join(data.xpath('./*[local-name() = "id"]/text()')).strip() id = ''.join(data.xpath('./*[local-name() = "id"]/text()')).strip()
s.detail_item = url_slash_cleaner('%s/ebooks/%s' % (web_url, re.sub('[^\d]', '', id))) s.detail_item = fix_url(url_slash_cleaner('%s/ebooks/%s' % (web_url, re.sub('[^\d]', '', id))))
if not s.detail_item: if not s.detail_item:
continue continue
@ -60,7 +65,7 @@ def search(query, max_results=10, timeout=60):
ext = mimetypes.guess_extension(type) ext = mimetypes.guess_extension(type)
if ext: if ext:
ext = ext[1:].upper().strip() ext = ext[1:].upper().strip()
s.downloads[ext] = href s.downloads[ext] = fix_url(href)
s.formats = ', '.join(s.downloads.keys()) s.formats = ', '.join(s.downloads.keys())
if not s.formats: if not s.formats:
@ -72,6 +77,7 @@ def search(query, max_results=10, timeout=60):
type = link.get('type') type = link.get('type')
if rel and href and type: if rel and href and type:
href = fix_url(href)
if rel in ('http://opds-spec.org/thumbnail', 'http://opds-spec.org/image/thumbnail'): if rel in ('http://opds-spec.org/thumbnail', 'http://opds-spec.org/image/thumbnail'):
if href.startswith('data:image/png;base64,'): if href.startswith('data:image/png;base64,'):
s.cover_data = base64.b64decode(href.replace('data:image/png;base64,', '')) s.cover_data = base64.b64decode(href.replace('data:image/png;base64,', ''))