gnu: calibre: Import unbundle feedparser patch from debian.

* gnu/packages/ebook.scm (calibre)[source]: Reference new patch file.
[inputs]: Add python2-feedparser as an input.
* gnu/packages/patches/calibre-use-packaged-feedparser.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.

Signed-off-by: Marius Bakke <mbakke@fastmail.com>

2 files changed, 54 insertions, 0 deletions

diff --git a/gnu/packages/ebook.scm b/gnu/packages/ebook.scm
index cc43259e26..70ec9ed352 100644
--- a/gnu/packages/ebook.scm
+++ b/gnu/packages/ebook.scm
@@ -39,6 +39,7 @@
   #:use-module (gnu packages python)
   #:use-module (gnu packages qt)
   #:use-module (gnu packages tls)
+  #:use-module (gnu packages web)
   #:use-module (gnu packages xorg))
 
 (define-public chmlib
@@ -80,6 +81,7 @@
             (delete-file-recursively "src/unrar")
             (delete-file "src/odf/thumbnail.py")))
         (patches (search-patches "calibre-drop-unrar.patch"
+                                 "calibre-use-packaged-feedparser.patch"
                                  "calibre-dont-load-remote-icons.patch"
                                  "calibre-no-updates-dialog.patch"))))
     (build-system python-build-system)
@@ -116,6 +118,7 @@
        ("python2-cssutils" ,python2-cssutils)
        ("python2-dateutil" ,python2-dateutil)
        ("python2-dbus" ,python2-dbus)
+       ("python2-feedparser" ,python2-feedparser)
        ("python2-lxml" ,python2-lxml)
        ("python2-mechanize" ,python2-mechanize)
        ("python2-netifaces" ,python2-netifaces)
diff --git a/gnu/packages/patches/calibre-use-packaged-feedparser.patch b/gnu/packages/patches/calibre-use-packaged-feedparser.patch
new file mode 100644
index 0000000000..8f4bbc8248
--- /dev/null
+++ b/gnu/packages/patches/calibre-use-packaged-feedparser.patch
@@ -0,0 +1,51 @@
+From: Martin Pitt <mpitt@debian.org>
+Date: Mon, 14 Nov 2016 22:41:23 +0100
+Subject: Use packaged instead of bundled feedparser Python module
+
+---
+ recipes/lenta_ru.recipe           | 4 +++-
+ src/calibre/web/feeds/__init__.py | 4 +++-
+ 2 files changed, 6 insertions(+), 2 deletions(-)
+
+diff --git a/recipes/lenta_ru.recipe b/recipes/lenta_ru.recipe
+index aa4dac4..4b6710c 100644
+--- a/recipes/lenta_ru.recipe
++++ b/recipes/lenta_ru.recipe
+@@ -4,11 +4,13 @@
+ Lenta.ru
+ '''
+ 
+-from calibre.web.feeds.feedparser import parse
+ from calibre.ebooks.BeautifulSoup import Tag
+ from calibre.web.feeds.news import BasicNewsRecipe
++from feedparser import parse
++from functools import partial
+ import re
+ 
++parse = partial(parse, agent='Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.2.11) Gecko/20101012 Firefox/3.6.11')
+ 
+ class LentaRURecipe(BasicNewsRecipe):
+     title = u'Lenta.ru: \u041d\u043e\u0432\u043e\u0441\u0442\u0438'
+diff --git a/src/calibre/web/feeds/__init__.py b/src/calibre/web/feeds/__init__.py
+index 8c9d748..f262604 100644
+--- a/src/calibre/web/feeds/__init__.py
++++ b/src/calibre/web/feeds/__init__.py
+@@ -11,7 +11,10 @@ from calibre.utils.logging import default_log
+ from calibre import entity_to_unicode, strftime, force_unicode
+ from calibre.utils.date import dt_factory, utcnow, local_tz
+ from calibre.utils.cleantext import clean_ascii_chars, clean_xml_chars
++from feedparser import parse
++from functools import partial
+ 
++parse = partial(parse, agent='Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.2.11) Gecko/20101012 Firefox/3.6.11')
+ 
+ class Article(object):
+ 
+@@ -334,7 +337,6 @@ def feed_from_xml(raw_xml, title=None, oldest_article=7,
+                   max_articles_per_feed=100,
+                   get_article_url=lambda item: item.get('link', None),
+                   log=default_log):
+-    from calibre.web.feeds.feedparser import parse
+     # Handle unclosed escaped entities. They trip up feedparser and HBR for one
+     # generates them
+     raw_xml = re.sub(r'(&amp;#\d+)([^0-9;])', r'\1;\2', raw_xml)