Merge from trunk

recipes/espn.recipe

@@ -20,7 +20,7 @@ class ESPN(BasicNewsRecipe):
 
     use_embedded_content = False
     remove_javascript     = True
-    needs_subscription = True
+    needs_subscription = 'optional'
     encoding= 'ISO-8859-1'
 
     remove_tags_before = dict(name='font', attrs={'class':'date'})
@@ -75,10 +75,9 @@ class ESPN(BasicNewsRecipe):
 
         return soup
 
-
-
     def get_browser(self):
         br = BasicNewsRecipe.get_browser()
+        if self.username and self.password:
             br.set_handle_refresh(False)
             url = ('https://r.espn.go.com/members/v3_1/login')
             raw = br.open(url).read()
@@ -100,7 +99,6 @@ class ESPN(BasicNewsRecipe):
         return article.get('guid',  None)
 
     def print_version(self, url):
-
         if 'eticket' in url:
             return url.partition('&')[0].replace('story?', 'print?')
         match = re.search(r'story\?(id=\d+)', url)

recipes/tweakers_net.recipe

@@ -0,0 +1,66 @@
+#!/usr/bin/env python
+# vim:fileencoding=UTF-8:ts=4:sw=4:sta:et:sts=4:ai
+from __future__ import with_statement
+
+__license__   = 'GPL v3'
+__docformat__ = 'restructuredtext en'
+
+import re
+from calibre.web.feeds.news import BasicNewsRecipe
+
+class Tweakers(BasicNewsRecipe):
+     title          = u'Tweakers.net - with Reactions'
+     __author__     = 'Roedi06'
+     language       = 'nl'
+     oldest_article = 7
+     max_articles_per_feed = 100
+     cover_url       = 'http://img51.imageshack.us/img51/7470/tweakersnetebook.gif'
+
+     keep_only_tags = [dict(name='div', attrs={'class':'columnwrapper news'}),
+    {'id':'reacties'},
+      ]
+
+     remove_tags    = [dict(name='div', attrs={'id' : ['utracker']}),
+                        {'id' : ['channelNav']},
+                        {'id' : ['contentArea']},
+                        {'class' : ['breadCrumb']},
+                        {'class' : ['nextPrevious ellipsis']},
+                        {'class' : ['advertorial']},
+                        {'class' : ['sidebar']},
+                        {'class' : ['filterBox']},
+                        {'id' : ['toggleButtonTxt']},
+                        {'id' : ['socialButtons']},
+                        {'class' : ['button']},
+                        {'class' : ['textadTop']},
+                        {'class' : ['commentLink']},
+                        {'title' : ['Reageer op deze reactie']},
+                        {'class' : ['pageIndex']},
+        {'class' : ['reactieHeader collapsed']},
+                      ]
+     no_stylesheets=True
+
+     preprocess_regexps = [
+        (re.compile(r'<hr*?>', re.IGNORECASE | re.DOTALL), lambda match : ''),
+        (re.compile(r'<p>', re.IGNORECASE | re.DOTALL), lambda match : ''),
+        (re.compile(r'</p>', re.IGNORECASE | re.DOTALL), lambda match : ''),
+        (re.compile(r'<a.*?>'), lambda h1: '<b><u>'),
+        (re.compile(r'</a>'), lambda h2: '</u></b>'),
+        (re.compile(r'<span class="new">', re.IGNORECASE | re.DOTALL), lambda match : ''),
+        (re.compile(r'</span>', re.IGNORECASE | re.DOTALL), lambda match : ''),
+        (re.compile(r'<div class="moderation"><img src="http://tweakimg.net/g/if/comments/score_0'), lambda match : ' - moderated 0<div class="moderation"><img src="http://tweakimg.net/g/if/comments/score_0'),
+        (re.compile(r'<div class="moderation"><img src="http://tweakimg.net/g/if/comments/score_1'), lambda match : ' - moderated +1<div class="moderation"><img src="http://tweakimg.net/g/if/comments/score_1'),
+        (re.compile(r'<div class="moderation"><img src="http://tweakimg.net/g/if/comments/score_2'), lambda match : ' - moderated +2<div class="moderation"><img src="http://tweakimg.net/g/if/comments/score_2'),
+        (re.compile(r'<div class="moderation"><img src="http://tweakimg.net/g/if/comments/score_3'), lambda match : ' - moderated +3<div class="moderation"><img src="http://tweakimg.net/g/if/comments/score_3'),
+        (re.compile(r'<div class="moderation">.*?</div>'), lambda h1: ''),
+     ]
+
+     extra_css = '.reactieHeader { color: #333333; font-size: 6px; border-bottom:solid 2px #333333; border-top:solid 1px #333333; } \
+       .reactieContent { font-family:"Times New Roman",Georgia,Serif; color: #000000; font-size: 8px; } \
+       .quote { font-family:"Times New Roman",Georgia,Serif; padding-left:2px; border-left:solid 3px #666666; color: #666666; }'
+
+
+     feeds          = [(u'Tweakers.net', u'http://feeds.feedburner.com/tweakers/nieuws')]
+
+     def print_version(self, url):
+        return url + '?max=200'
+

src/calibre/db/cache.py

@@ -14,6 +14,7 @@ from functools import wraps, partial
 from calibre.db.locking import create_locks, RecordLock
 from calibre.db.fields import create_field
 from calibre.db.tables import VirtualTable
+from calibre.db.lazy import FormatMetadata, FormatsList
 from calibre.ebooks.metadata.book.base import Metadata
 from calibre.utils.date import now
 
@@ -127,14 +128,8 @@ class Cache(object):
         if not formats:
             good_formats = None
         else:
-            good_formats = []
+            mi.format_metadata = FormatMetadata(self, id, formats)
-            for f in formats:
+            good_formats = FormatsList(formats, mi.format_metadata)
-                try:
-                    mi.format_metadata[f] = self._format_metadata(book_id, f)
-                except:
-                    pass
-                else:
-                    good_formats.append(f)
         mi.formats = good_formats
         mi.has_cover = _('Yes') if self._field_for('cover', book_id,
                 default_value=False) else ''

src/calibre/db/lazy.py

@@ -0,0 +1,99 @@
+#!/usr/bin/env python
+# vim:fileencoding=UTF-8:ts=4:sw=4:sta:et:sts=4:ai
+from __future__ import (unicode_literals, division, absolute_import,
+                        print_function)
+
+__license__   = 'GPL v3'
+__copyright__ = '2012, Kovid Goyal <kovid@kovidgoyal.net>'
+__docformat__ = 'restructuredtext en'
+
+import weakref
+from functools import wraps
+from collections import MutableMapping, MutableSequence
+
+'''
+Avoid doing stats on all files in a book when getting metadata for that book.
+Speeds up calibre startup with large libraries/libraries on a network share,
+with a composite custom column.
+'''
+
+# Lazy format metadata retrieval {{{
+def resolved(f):
+    @wraps(f)
+    def wrapper(self, *args, **kwargs):
+        if getattr(self, '_must_resolve', True):
+            self._resolve()
+            self._must_resolve = False
+        return f(self, *args, **kwargs)
+    return wrapper
+
+class MutableBase(object):
+
+    @resolved
+    def __str__(self):
+        return str(self._values)
+
+    @resolved
+    def __repr__(self):
+        return repr(self._values)
+
+    @resolved
+    def __unicode__(self):
+        return unicode(self._values)
+
+    @resolved
+    def __len__(self):
+        return len(self._values)
+
+    @resolved
+    def __iter__(self):
+        return iter(self._values)
+
+    @resolved
+    def __contains__(self, key):
+        return key in self._values
+
+    @resolved
+    def __getitem__(self, fmt):
+        return self._values[fmt]
+
+    @resolved
+    def __setitem__(self, key, val):
+        self._values[key] = val
+
+    @resolved
+    def __delitem__(self, key):
+        del self._values[key]
+
+
+class FormatMetadata(MutableBase, MutableMapping):
+
+    def __init__(self, db, id_, formats):
+        self._dbwref = weakref.ref(db)
+        self._id = id_
+        self._formats = formats
+
+    def _resolve(self):
+        db = self._dbwref()
+        self._values = {}
+        for f in self._formats:
+            try:
+                self._values[f] = db.format_metadata(self._id, f)
+            except:
+                pass
+
+class FormatsList(MutableBase, MutableSequence):
+
+    def __init__(self, formats, format_metadata):
+        self._formats = formats
+        self._format_metadata = format_metadata
+
+    def _resolve(self):
+        self._values = [f for f in self._formats if f in self._format_metadata]
+
+    @resolved
+    def insert(self, idx, val):
+        self._values.insert(idx, val)
+
+# }}}
+

src/calibre/ebooks/chm/input.py

@@ -11,6 +11,7 @@ from calibre.customize.conversion import InputFormatPlugin
 from calibre.ptempfile import TemporaryDirectory
 from calibre.utils.localization import get_lang
 from calibre.utils.filenames import ascii_filename
+from calibre.constants import filesystem_encoding
 
 class CHMInput(InputFormatPlugin):
 
@@ -36,6 +37,8 @@ class CHMInput(InputFormatPlugin):
 
         log.debug('Processing CHM...')
         with TemporaryDirectory('_chm2oeb') as tdir:
+            if not isinstance(tdir, unicode):
+                tdir = tdir.decode(filesystem_encoding)
             html_input = plugin_for_input_format('html')
             for opt in html_input.options:
                 setattr(options, opt.option.name, opt.recommended_value)

src/calibre/ebooks/chm/metadata.py

@@ -6,13 +6,14 @@ __license__   = 'GPL v3'
 __copyright__ = '2010, Kovid Goyal <kovid@kovidgoyal.net>'
 __docformat__ = 'restructuredtext en'
 
-import re
+import re, codecs
 
 from calibre.ebooks.BeautifulSoup import BeautifulSoup
 from calibre.ebooks.chardet import xml_to_unicode
 from calibre.ebooks.metadata import string_to_authors, MetaInformation
 from calibre.utils.logging import default_log
 from calibre.ptempfile import TemporaryFile
+from calibre import force_unicode
 
 def _clean(s):
     return s.replace(u'\u00a0', u' ')
@@ -138,6 +139,13 @@ def get_metadata_from_reader(rdr):
         resolve_entities=True)[0])
 
     title = rdr.title
+    try:
+        x = rdr.GetEncoding()
+        codecs.lookup(x)
+        enc = x
+    except:
+        enc = 'cp1252'
+    title = force_unicode(title, enc)
     authors = _get_authors(home)
     mi = MetaInformation(title, authors)
     publisher = _get_publisher(home)

src/calibre/ebooks/chm/reader.py

@@ -4,7 +4,7 @@ __license__ = 'GPL v3'
 __copyright__  = '2008, Kovid Goyal <kovid at kovidgoyal.net>,' \
                  ' and Alex Bramley <a.bramley at gmail.com>.'
 
-import os, re
+import os, re, codecs
 
 from calibre import guess_type as guess_mimetype
 from calibre.ebooks.BeautifulSoup import BeautifulSoup, NavigableString
@@ -99,8 +99,17 @@ class CHMReader(CHMFile):
 
     def ExtractFiles(self, output_dir=os.getcwdu(), debug_dump=False):
         html_files = set([])
+        try:
+            x = self.GetEncoding()
+            codecs.lookup(x)
+            enc = x
+        except:
+            enc = 'cp1252'
         for path in self.Contents():
-            lpath = os.path.join(output_dir, path)
+            fpath = path
+            if not isinstance(path, unicode):
+                fpath = path.decode(enc)
+            lpath = os.path.join(output_dir, fpath)
             self._ensure_dir(lpath)
             try:
                 data = self.GetFile(path)
@@ -123,6 +132,7 @@ class CHMReader(CHMFile):
                     self.log.warn('%r filename too long, skipping'%path)
                     continue
                 raise
+
         if debug_dump:
             import shutil
             shutil.copytree(output_dir, os.path.join(debug_dump, 'debug_dump'))

src/calibre/ebooks/oeb/parse_utils.py

@@ -103,7 +103,7 @@ def html5_parse(data, max_nesting_depth=100):
     xmlns_declaration = '{%s}'%XMLNS_NS
     non_html5_namespaces = {}
     seen_namespaces = set()
-    for elem in tuple(data.iter()):
+    for elem in tuple(data.iter(tag=etree.Element)):
         elem.attrib.pop('xmlns', None)
         namespaces = {}
         for x in tuple(elem.attrib):

src/calibre/library/database2.py

@@ -7,8 +7,8 @@ __docformat__ = 'restructuredtext en'
 The database used to store ebook metadata
 '''
 import os, sys, shutil, cStringIO, glob, time, functools, traceback, re, \
-        json, uuid, hashlib, copy, weakref
+        json, uuid, hashlib, copy
-from collections import defaultdict, MutableMapping, MutableSequence
+from collections import defaultdict
 import threading, random
 from itertools import repeat
 from math import ceil
@@ -40,6 +40,7 @@ from calibre.utils.magick.draw import save_cover_data_to
 from calibre.utils.recycle_bin import delete_file, delete_tree
 from calibre.utils.formatter_functions import load_user_template_functions
 from calibre.db.errors import NoSuchFormat
+from calibre.db.lazy import FormatMetadata, FormatsList
 from calibre.utils.localization import (canonicalize_lang,
         calibre_langcode_to_name)
 
@@ -81,90 +82,6 @@ class Tag(object):
     def __repr__(self):
         return str(self)
 
-class FormatMetadata(MutableMapping): # {{{
-
-    def __init__(self, db, id_, formats):
-        self.dbwref = weakref.ref(db)
-        self.id_ = id_
-        self.formats = formats
-        self._must_do = True
-        self.values = {}
-
-    def _resolve(self):
-        if self._must_do:
-            for f in self.formats:
-                try:
-                    self.values[f] = self.dbwref().format_metadata(self.id_, f)
-                except:
-                    pass
-            self._must_do = False
-
-    def __getitem__(self, fmt):
-        self._resolve()
-        return self.values[fmt]
-
-    def __setitem__(self, key, val):
-        self._resolve()
-        self.values[key] = val
-
-    def __delitem__(self, key):
-        self._resolve()
-        self.values.__delitem__(key)
-
-    def __len__(self):
-        self._resolve()
-        return len(self.values)
-
-    def __iter__(self):
-        self._resolve()
-        return self.values.__iter__()
-
-class FormatsList(MutableSequence):
-
-    def __init__(self, formats, format_metadata):
-        self.formats = formats
-        self.format_metadata = format_metadata
-        self._must_do = True
-        self.values = []
-
-    def _resolve(self):
-        if self._must_do:
-            for f in self.formats:
-                try:
-                    if f in self.format_metadata:
-                        self.values.append(f)
-                except:
-                    pass
-            self._must_do = False
-
-    def __getitem__(self, dex):
-        self._resolve()
-        return self.values[dex]
-
-    def __setitem__(self, key, dex):
-        self._resolve()
-        self.values[key] = dex
-
-    def __delitem__(self, dex):
-        self._resolve()
-        self.values.__delitem__(dex)
-
-    def __len__(self):
-        self._resolve()
-        return len(self.values)
-
-    def __iter__(self):
-        self._resolve()
-        return self.values.__iter__()
-
-    def insert(self, idx, val):
-        self._resolve()
-        self.values.insert(idx, val)
-
-# }}}
-
-
-
 class LibraryDatabase2(LibraryDatabase, SchemaUpgrade, CustomColumns):
     '''
     An ebook metadata database that stores references to ebook files on disk.
@@ -253,6 +170,7 @@ class LibraryDatabase2(LibraryDatabase, SchemaUpgrade, CustomColumns):
         except:
             traceback.print_exc()
         self.field_metadata = FieldMetadata()
+        self.format_filename_cache = defaultdict(dict)
         self._library_id_ = None
         # Create the lock to be used to guard access to the metadata writer
         # queues. This must be an RLock, not a Lock
@@ -393,6 +311,12 @@ class LibraryDatabase2(LibraryDatabase, SchemaUpgrade, CustomColumns):
         if not self.is_second_db:
             load_user_template_functions(self.prefs.get('user_template_functions', []))
 
+        # Load the format filename cache
+        self.format_filename_cache = defaultdict(dict)
+        for book_id, fmt, name in self.conn.get(
+                'SELECT book,format,name FROM data'):
+            self.format_filename_cache[book_id][fmt.upper() if fmt else ''] = name
+
         self.conn.executescript('''
         DROP TRIGGER IF EXISTS author_insert_trg;
         CREATE TEMP TRIGGER author_insert_trg
@@ -682,7 +606,7 @@ class LibraryDatabase2(LibraryDatabase, SchemaUpgrade, CustomColumns):
         fname = self.construct_file_name(id)
         changed = False
         for format in formats:
-            name = self.conn.get('SELECT name FROM data WHERE book=? AND format=?', (id, format), all=False)
+            name = self.format_filename_cache[id].get(format.upper(), None)
             if name and name != fname:
                 changed = True
                 break
@@ -1222,12 +1146,7 @@ class LibraryDatabase2(LibraryDatabase, SchemaUpgrade, CustomColumns):
 
     def format_files(self, index, index_is_id=False):
         id = index if index_is_id else self.id(index)
-        try:
+        return [(v, k) for k, v in self.format_filename_cache[id].iteritems()]
-            formats = self.conn.get('SELECT name,format FROM data WHERE book=?', (id,))
-            formats = map(lambda x:(x[0], x[1]), formats)
-            return formats
-        except:
-            return []
 
     def formats(self, index, index_is_id=False, verify_formats=True):
         ''' Return available formats as a comma separated list or None if there are no available formats '''
@@ -1313,7 +1232,7 @@ class LibraryDatabase2(LibraryDatabase, SchemaUpgrade, CustomColumns):
         '''
         id = index if index_is_id else self.id(index)
         try:
-            name = self.conn.get('SELECT name FROM data WHERE book=? AND format=?', (id, format), all=False)
+            name = self.format_filename_cache[id][format.upper()]
         except:
             return None
         if name:
@@ -1410,11 +1329,11 @@ class LibraryDatabase2(LibraryDatabase, SchemaUpgrade, CustomColumns):
     def add_format(self, index, format, stream, index_is_id=False, path=None,
             notify=True, replace=True):
         id = index if index_is_id else self.id(index)
-        if format:
+        if not format: format = ''
         self.format_metadata_cache[id].pop(format.upper(), None)
+        name = self.format_filename_cache[id].get(format.upper(), None)
         if path is None:
             path = os.path.join(self.library_path, self.path(id, index_is_id=True))
-        name = self.conn.get('SELECT name FROM data WHERE book=? AND format=?', (id, format), all=False)
         if name and not replace:
             return False
         name = self.construct_file_name(id)
@@ -1432,6 +1351,7 @@ class LibraryDatabase2(LibraryDatabase, SchemaUpgrade, CustomColumns):
         self.conn.execute('INSERT OR REPLACE INTO data (book,format,uncompressed_size,name) VALUES (?,?,?,?)',
                           (id, format.upper(), size, name))
         self.conn.commit()
+        self.format_filename_cache[id][format.upper()] = name
         self.refresh_ids([id])
         if notify:
             self.notify('metadata', [id])
@@ -1479,9 +1399,9 @@ class LibraryDatabase2(LibraryDatabase, SchemaUpgrade, CustomColumns):
     def remove_format(self, index, format, index_is_id=False, notify=True,
                       commit=True, db_only=False):
         id = index if index_is_id else self.id(index)
-        if format:
+        if not format: format = ''
         self.format_metadata_cache[id].pop(format.upper(), None)
-        name = self.conn.get('SELECT name FROM data WHERE book=? AND format=?', (id, format), all=False)
+        name = self.format_filename_cache[id].pop(format.upper(), None)
         if name:
             if not db_only:
                 try: