def test_thumbnail_cache(self): # {{{
' Test the operation of the thumbnail cache '
c = self.init_tc()
self.assertFalse(hasattr(c, 'total_size'),
'index read on initialization')
c.invalidate(666)
self.assertFalse(hasattr(c, 'total_size'), 'index read on invalidate')
self.assertEqual(self.basic_fill(c), c.total_size)
self.assertEqual(5, len(c))
for i in (3, 4, 2, 5, 1):
data, ts = c[i]
self.assertEqual(i, ts, 'timestamp not correct')
self.assertEqual((('%d' % i) * (i * 1000)).encode('ascii'), data)
c.set_group_id('a')
self.basic_fill(c)
order = tuple(c.items)
ts = c.current_size
c.shutdown()
c = self.init_tc()
self.assertEqual(c.current_size, ts,
'size not preserved after restart')
self.assertEqual(order, tuple(c.items),
'order not preserved after restart')
c.shutdown()
c = self.init_tc()
c.invalidate((1, ))
self.assertIsNone(c[1][1], 'invalidate before load_index() failed')
c.invalidate((2, ))
self.assertIsNone(c[2][1], 'invalidate after load_index() failed')
c.set_group_id('a')
c[1]
c.set_size(0.001)
self.assertLessEqual(c.current_size, 1024, 'set_size() failed')
self.assertEqual(len(c), 1)
self.assertIn(1, c)
c.insert(9, 9, b'x' * (c.max_size - 1))
self.assertEqual(len(c), 1)
self.assertLessEqual(c.current_size, c.max_size,
'insert() did not prune')
self.assertIn(9, c)
c.empty()
self.assertEqual(c.total_size, 0)
self.assertEqual(len(c), 0)
self.assertEqual(tuple(walk(c.location)), ())
c = self.init_tc()
self.basic_fill(c)
self.assertEqual(len(c), 5)
c.set_thumbnail_size(200, 201)
self.assertIsNone(c[1][0])
self.assertEqual(len(c), 0)
self.assertEqual(tuple(walk(c.location)), ())
def test_thumbnail_cache(self): # {{{
' Test the operation of the thumbnail cache '
c = self.init_tc()
self.assertFalse(hasattr(c, 'total_size'), 'index read on initialization')
c.invalidate(666)
self.assertFalse(hasattr(c, 'total_size'), 'index read on invalidate')
self.assertEqual(self.basic_fill(c), c.total_size)
self.assertEqual(5, len(c))
for i in (3, 4, 2, 5, 1):
data, ts = c[i]
self.assertEqual(i, ts, 'timestamp not correct')
self.assertEqual((('%d'%i) * (i*1000)).encode('ascii'), data)
c.set_group_id('a')
self.basic_fill(c)
order = tuple(c.items)
ts = c.current_size
c.shutdown()
c = self.init_tc()
self.assertEqual(c.current_size, ts, 'size not preserved after restart')
self.assertEqual(order, tuple(c.items), 'order not preserved after restart')
c.shutdown()
c = self.init_tc()
c.invalidate((1,))
self.assertIsNone(c[1][1], 'invalidate before load_index() failed')
c.invalidate((2,))
self.assertIsNone(c[2][1], 'invalidate after load_index() failed')
c.set_group_id('a')
c[1]
c.set_size(0.001)
self.assertLessEqual(c.current_size, 1024, 'set_size() failed')
self.assertEqual(len(c), 1)
self.assertIn(1, c)
c.insert(9, 9, b'x' * (c.max_size-1))
self.assertEqual(len(c), 1)
self.assertLessEqual(c.current_size, c.max_size, 'insert() did not prune')
self.assertIn(9, c)
c.empty()
self.assertEqual(c.total_size, 0)
self.assertEqual(len(c), 0)
self.assertEqual(tuple(walk(c.location)), ())
c = self.init_tc()
self.basic_fill(c)
self.assertEqual(len(c), 5)
c.set_thumbnail_size(200, 201)
self.assertIsNone(c[1][0])
self.assertEqual(len(c), 0)
self.assertEqual(tuple(walk(c.location)), ())
def find_programs(extensions):
extensions = {ext.lower() for ext in extensions}
data_dirs = [os.environ.get('XDG_DATA_HOME') or os.path.expanduser('~/.local/share')]
data_dirs += (os.environ.get('XDG_DATA_DIRS') or '/usr/local/share/:/usr/share/').split(os.pathsep)
data_dirs = [force_unicode(x, filesystem_encoding).rstrip(os.sep) for x in data_dirs]
data_dirs = [x for x in data_dirs if x and os.path.isdir(x)]
desktop_files = {}
mime_types = {guess_type('file.' + ext)[0] for ext in extensions}
ans = []
for base in data_dirs:
for f in walk(os.path.join(base, 'applications')):
if f.endswith('.desktop'):
bn = os.path.basename(f)
if f not in desktop_files:
desktop_files[bn] = f
for bn, path in iteritems(desktop_files):
try:
data = parse_desktop_file(path)
except Exception:
import traceback
traceback.print_exc()
continue
if data is not None and mime_types.intersection(data['MimeType']):
ans.append(process_desktop_file(data))
ans.sort(key=lambda d:sort_key(d.get('Name')))
return ans
def do_convert(path, temp_path, key, instance):
tdir = os.path.join(temp_path, instance['path'])
p = None
try:
with TemporaryFile('log.txt') as logpath:
with open(logpath, 'w+b') as logf:
p = start_pipe_worker(
'from calibre.srv.render_book import viewer_main; viewer_main()',
stdout=logf,
stderr=logf)
running_workers.append(p)
p.stdin.write(
msgpack_dumps((
path,
tdir,
{
'size': instance['file_size'],
'mtime': instance['file_mtime'],
'hash': key
},
)))
p.stdin.close()
if p.wait() != 0:
with lopen(logpath, 'rb') as logf:
worker_output = logf.read().decode('utf-8', 'replace')
raise ConversionFailure(path, worker_output)
finally:
try:
running_workers.remove(p)
except Exception:
pass
size = 0
for f in walk(tdir):
size += os.path.getsize(f)
instance['cache_size'] = size
def write_oebbook(oeb, path):
from calibre.ebooks.oeb.writer import OEBWriter
from calibre import walk
w = OEBWriter()
w(oeb, path)
for f in walk(path):
if f.endswith('.opf'):
return f
def docx_exploder(path, tdir, question=lambda x:True):
zipextract(path, tdir)
from calibre.ebooks.docx.dump import pretty_all_xml_in_dir
pretty_all_xml_in_dir(tdir)
for f in walk(tdir):
if os.path.basename(f) == 'document.xml':
return f
raise Error('Invalid book: Could not find document.xml')
def write_oebbook(oeb, path):
from calibre.ebooks.oeb.writer import OEBWriter
from calibre import walk
w = OEBWriter()
w(oeb, path)
for f in walk(path):
if f.endswith('.opf'):
return f
def create_vfs():
ans = {}
for x in walk(rapydscript_dir):
if x.endswith('.pyj'):
r = os.path.relpath(x, rapydscript_dir).replace('\\', '/')
with open(x, 'rb') as f:
ans['__stdlib__/' + r] = f.read().decode('utf-8')
return ans
def read_images_from_folder(path):
name_map = {}
path = os.path.abspath(path)
for filepath in walk(path):
name = os.path.relpath(filepath, path).replace(os.sep, '/').lower()
ext = name.rpartition('.')[-1]
if ext in IMAGE_EXTENSIONS:
name_map[name] = filepath
return name_map
def pretty_all_xml_in_dir(path):
for f in walk(path):
if f.endswith('.xml') or f.endswith('.rels'):
with open(f, 'r+b') as stream:
raw = stream.read()
if raw:
root = etree.fromstring(raw)
stream.seek(0)
stream.truncate()
stream.write(etree.tostring(root, pretty_print=True, encoding='utf-8', xml_declaration=True))
def do_convert(path, temp_path, key, instance):
tdir = os.path.join(temp_path, instance['path'])
fork_job('calibre.srv.render_book', 'render_for_viewer', args=(
path, tdir, {'size': instance['file_size'], 'mtime': instance['file_mtime'], 'hash': key},
), timeout=3000, no_output=True
)
size = 0
for f in walk(tdir):
size += os.path.getsize(f)
instance['cache_size'] = size
def pretty_all_xml_in_dir(path):
for f in walk(path):
if f.endswith('.xml') or f.endswith('.rels'):
with open(f, 'r+b') as stream:
raw = stream.read()
if raw:
root = safe_xml_fromstring(raw)
stream.seek(0)
stream.truncate()
stream.write(etree.tostring(root, pretty_print=True, encoding='utf-8', xml_declaration=True))
def get_content_server_strings(self):
self.info('Generating translation template for content_server')
from calibre import walk
from calibre.utils.rapydscript import create_pot
files = (f for f in walk(self.j(self.SRC, 'pyj')) if f.endswith('.pyj'))
pottext = create_pot(files).encode('utf-8')
dest = self.j(self.TRANSLATIONS, 'content-server', 'content-server.pot')
with open(dest, 'wb') as f:
f.write(pottext)
self.upload_pot(resource='content_server')
self.git(['add', dest])
def get_content_server_strings(self):
self.info('Generating translation template for content_server')
from calibre import walk
from calibre.utils.rapydscript import create_pot
files = (f for f in walk(self.j(self.SRC, 'pyj')) if f.endswith('.pyj'))
pottext = create_pot(files).encode('utf-8')
dest = self.j(self.TRANSLATIONS, 'content-server', 'content-server.pot')
with open(dest, 'wb') as f:
f.write(pottext)
self.upload_pot(resource='content_server')
self.git(['add', dest])
def do_scan(self):
self.reload_cache()
if isworker:
# Dont scan font files in worker processes, use whatever is
# cached. Font files typically dont change frequently enough to
# justify a rescan in a worker process.
self.build_families()
return
cached_fonts = self.cached_fonts.copy()
self.cached_fonts.clear()
for folder in self.folders:
if not os.path.isdir(folder):
continue
try:
files = tuple(walk(folder))
except EnvironmentError as e:
if DEBUG:
prints('Failed to walk font folder:', folder,
as_unicode(e))
continue
for candidate in files:
if (candidate.rpartition('.')[-1].lower()
not in self.allowed_extensions
or not os.path.isfile(candidate)):
continue
candidate = os.path.normcase(os.path.abspath(candidate))
try:
s = os.stat(candidate)
except EnvironmentError:
continue
fileid = '{0}||{1}:{2}'.format(candidate, s.st_size,
s.st_mtime)
if fileid in cached_fonts:
# Use previously cached metadata, since the file size and
# last modified timestamp have not changed.
self.cached_fonts[fileid] = cached_fonts[fileid]
continue
try:
self.read_font_metadata(candidate, fileid)
except Exception as e:
if DEBUG:
prints('Failed to read metadata from font file:',
candidate, as_unicode(e))
continue
if frozenset(cached_fonts) != frozenset(self.cached_fonts):
# Write out the cache only if some font files have changed
self.write_cache()
self.build_families()
def render_cover(opf, opf_path, zf, reader=None):
from calibre.ebooks import render_html_svg_workaround
from calibre.utils.logging import default_log
cpage = opf.first_spine_item()
if not cpage:
return
if reader is not None and reader.encryption_meta.is_encrypted(cpage):
return
with TemporaryDirectory('_epub_meta') as tdir:
with CurrentDir(tdir):
zf.extractall()
opf_path = opf_path.replace('/', os.sep)
cpage = os.path.join(tdir, os.path.dirname(opf_path), cpage)
if not os.path.exists(cpage):
return
if isosx:
# On OS X trying to render a HTML cover which uses embedded
# fonts more than once in the same process causes a crash in Qt
# so be safe and remove the fonts as well as any @font-face
# rules
for f in walk('.'):
if os.path.splitext(f)[1].lower() in ('.ttf', '.otf'):
os.remove(f)
ffpat = re.compile(br'@font-face.*?{.*?}',
re.DOTALL | re.IGNORECASE)
with open(cpage, 'r+b') as f:
raw = f.read()
f.truncate(0)
f.seek(0)
raw = ffpat.sub(b'', raw)
f.write(raw)
from calibre.ebooks.chardet import xml_to_unicode
raw = xml_to_unicode(raw,
strip_encoding_pats=True,
resolve_entities=True)[0]
from lxml import html
for link in html.fromstring(raw).xpath('//link'):
href = link.get('href', '')
if href:
path = os.path.join(os.path.dirname(cpage), href)
if os.path.exists(path):
with open(path, 'r+b') as f:
raw = f.read()
f.truncate(0)
f.seek(0)
raw = ffpat.sub(b'', raw)
f.write(raw)
return render_html_svg_workaround(cpage, default_log)
def render_cover(opf, opf_path, zf, reader=None):
from calibre.ebooks import render_html_svg_workaround
from calibre.utils.logging import default_log
cpage = opf.first_spine_item()
if not cpage:
return
if reader is not None and reader.encryption_meta.is_encrypted(cpage):
return
with TemporaryDirectory('_epub_meta') as tdir:
with CurrentDir(tdir):
zf.extractall()
opf_path = opf_path.replace('/', os.sep)
cpage = os.path.join(tdir, os.path.dirname(opf_path), cpage)
if not os.path.exists(cpage):
return
if isosx:
# On OS X trying to render a HTML cover which uses embedded
# fonts more than once in the same process causes a crash in Qt
# so be safe and remove the fonts as well as any @font-face
# rules
for f in walk('.'):
if os.path.splitext(f)[1].lower() in ('.ttf', '.otf'):
os.remove(f)
ffpat = re.compile(br'@font-face.*?{.*?}',
re.DOTALL|re.IGNORECASE)
with open(cpage, 'r+b') as f:
raw = f.read()
f.truncate(0)
f.seek(0)
raw = ffpat.sub(b'', raw)
f.write(raw)
from calibre.ebooks.chardet import xml_to_unicode
raw = xml_to_unicode(raw,
strip_encoding_pats=True, resolve_entities=True)[0]
from lxml import html
for link in html.fromstring(raw).xpath('//link'):
href = link.get('href', '')
if href:
path = os.path.join(os.path.dirname(cpage), href)
if os.path.exists(path):
with open(path, 'r+b') as f:
raw = f.read()
f.truncate(0)
f.seek(0)
raw = ffpat.sub(b'', raw)
f.write(raw)
return render_html_svg_workaround(cpage, default_log)
def strip_files(self):
from calibre import walk
files = {self.j(self.bin_dir, x) for x in os.listdir(self.bin_dir)} | {
x for x in {
self.j(self.d(self.bin_dir), x) for x in os.listdir(self.bin_dir)} if os.path.exists(x)}
for x in walk(self.lib_dir):
x = os.path.realpath(x)
if x not in files and is_elf(x):
files.add(x)
self.info('Stripping %d files...' % len(files))
before = sum(os.path.getsize(x) for x in files)
strip_files(files)
after = sum(os.path.getsize(x) for x in files)
self.info('Stripped %.1f MB' % ((before - after)/(1024*1024.)))
def copy_libs(self):
self.info('Copying libs...')
os.mkdir(self.lib_dir)
os.mkdir(self.bin_dir)
gcc = subprocess.Popen(["gcc-config", "-c"],
stdout=subprocess.PIPE).communicate()[0]
chost, _, gcc = gcc.rpartition('-')
gcc_lib = '/usr/lib/gcc/%s/%s/' % (chost.strip(), gcc.strip())
stdcpp = gcc_lib + 'libstdc++.so.?'
stdcpp = glob.glob(stdcpp)[-1]
ffi = gcc_lib + 'libffi.so.?'
ffi = glob.glob(ffi)
if ffi:
ffi = ffi[-1]
else:
ffi = glob.glob('/usr/lib/libffi.so.?')[-1]
for x in binary_includes + [stdcpp, ffi]:
dest = self.bin_dir if '/bin/' in x else self.lib_dir
shutil.copy2(x, dest)
shutil.copy2('/usr/lib/libpython%s.so.1.0' % self.py_ver, dest)
base = self.j(QTDIR, 'plugins')
dest = self.j(self.lib_dir, 'qt_plugins')
os.mkdir(dest)
for x in os.listdir(base):
y = self.j(base, x)
if x not in ('designer', 'sqldrivers', 'codecs'):
shutil.copytree(y, self.j(dest, x))
im = glob.glob(MAGICK_PREFIX + '/lib/ImageMagick-*')[-1]
self.magick_base = os.path.basename(im)
dest = self.j(self.lib_dir, self.magick_base)
shutil.copytree(im, dest, ignore=shutil.ignore_patterns('*.a'))
from calibre import walk
for x in walk(dest):
if x.endswith('.la'):
raw = open(x).read()
raw = re.sub('libdir=.*', '', raw)
open(x, 'wb').write(raw)
dest = self.j(dest, 'config')
src = self.j(MAGICK_PREFIX, 'share', self.magick_base, 'config')
for x in glob.glob(src + '/*'):
d = self.j(dest, os.path.basename(x))
if os.path.isdir(x):
shutil.copytree(x, d)
else:
shutil.copyfile(x, d)
def do_scan(self):
self.reload_cache()
if isworker:
# Dont scan font files in worker processes, use whatever is
# cached. Font files typically dont change frequently enough to
# justify a rescan in a worker process.
self.build_families()
return
cached_fonts = self.cached_fonts.copy()
self.cached_fonts.clear()
for folder in self.folders:
if not os.path.isdir(folder):
continue
try:
files = tuple(walk(folder))
except EnvironmentError as e:
if DEBUG:
prints('Failed to walk font folder:', folder,
as_unicode(e))
continue
for candidate in files:
if (candidate.rpartition('.')[-1].lower() not in self.allowed_extensions
or not os.path.isfile(candidate)):
continue
candidate = os.path.normcase(os.path.abspath(candidate))
try:
s = os.stat(candidate)
except EnvironmentError:
continue
fileid = '{0}||{1}:{2}'.format(candidate, s.st_size, s.st_mtime)
if fileid in cached_fonts:
# Use previously cached metadata, since the file size and
# last modified timestamp have not changed.
self.cached_fonts[fileid] = cached_fonts[fileid]
continue
try:
self.read_font_metadata(candidate, fileid)
except Exception as e:
if DEBUG:
prints('Failed to read metadata from font file:',
candidate, as_unicode(e))
continue
if frozenset(cached_fonts) != frozenset(self.cached_fonts):
# Write out the cache only if some font files have changed
self.write_cache()
self.build_families()
def copy_libs(self):
self.info("Copying libs...")
os.mkdir(self.lib_dir)
os.mkdir(self.bin_dir)
gcc = subprocess.Popen(["gcc-config", "-c"], stdout=subprocess.PIPE).communicate()[0]
chost, _, gcc = gcc.rpartition("-")
gcc_lib = "/usr/lib/gcc/%s/%s/" % (chost.strip(), gcc.strip())
stdcpp = gcc_lib + "libstdc++.so.?"
stdcpp = glob.glob(stdcpp)[-1]
ffi = gcc_lib + "libffi.so.?"
ffi = glob.glob(ffi)
if ffi:
ffi = ffi[-1]
else:
ffi = glob.glob("/usr/lib/libffi.so.?")[-1]
for x in binary_includes + [stdcpp, ffi]:
dest = self.bin_dir if "/bin/" in x else self.lib_dir
shutil.copy2(x, dest)
shutil.copy2("/usr/lib/libpython%s.so.1.0" % self.py_ver, dest)
base = self.j(QTDIR, "plugins")
dest = self.j(self.lib_dir, "qt_plugins")
os.mkdir(dest)
for x in os.listdir(base):
y = self.j(base, x)
if x not in ("designer", "sqldrivers", "codecs"):
shutil.copytree(y, self.j(dest, x))
im = glob.glob(MAGICK_PREFIX + "/lib/ImageMagick-*")[-1]
self.magick_base = os.path.basename(im)
dest = self.j(self.lib_dir, self.magick_base)
shutil.copytree(im, dest, ignore=shutil.ignore_patterns("*.a"))
from calibre import walk
for x in walk(dest):
if x.endswith(".la"):
raw = open(x).read()
raw = re.sub("libdir=.*", "", raw)
open(x, "wb").write(raw)
dest = self.j(dest, "config")
src = self.j(MAGICK_PREFIX, "share", self.magick_base, "config")
for x in glob.glob(src + "/*"):
d = self.j(dest, os.path.basename(x))
if os.path.isdir(x):
shutil.copytree(x, d)
else:
shutil.copyfile(x, d)
def strip_files(self):
from calibre import walk
files = {self.j(self.bin_dir, x) for x in os.listdir(self.bin_dir)} | {
x for x in {
self.j(self.d(self.bin_dir), x) for x in os.listdir(self.bin_dir)} if os.path.exists(x)}
for x in walk(self.lib_dir):
x = os.path.realpath(x)
if x not in files and is_elf(x):
files.add(x)
self.info('Stripping %d files...' % len(files))
before = sum(os.path.getsize(x) for x in files)
strip_files(files)
after = sum(os.path.getsize(x) for x in files)
self.info('Stripped %.1f MB' % ((before - after)/(1024*1024.)))
def replace_with_symlinks(self, lang_dir):
' Replace all identical files with symlinks to save disk space/upload bandwidth '
from calibre import walk
base = self.a(lang_dir)
for f in walk(base):
r = os.path.relpath(f, base)
orig = self.j(self.d(base), r)
try:
sz = os.stat(orig).st_size
except EnvironmentError:
continue
if sz == os.stat(f).st_size and filecmp._do_cmp(f, orig):
os.remove(f)
os.symlink(os.path.relpath(orig, self.d(f)), f)
def replace_with_symlinks(self, lang_dir):
' Replace all identical files with symlinks to save disk space/upload bandwidth '
from calibre import walk
base = self.a(lang_dir)
for f in walk(base):
r = os.path.relpath(f, base)
orig = self.j(self.d(base), r)
try:
sz = os.stat(orig).st_size
except EnvironmentError:
continue
if sz == os.stat(f).st_size and filecmp._do_cmp(f, orig):
os.remove(f)
os.symlink(os.path.relpath(orig, self.d(f)), f)
def copy_libs(self):
self.info('Copying libs...')
os.mkdir(self.lib_dir)
os.mkdir(self.bin_dir)
gcc = subprocess.Popen(["gcc-config", "-c"], stdout=subprocess.PIPE).communicate()[0]
chost, _, gcc = gcc.rpartition('-')
gcc_lib = '/usr/lib/gcc/%s/%s/'%(chost.strip(), gcc.strip())
stdcpp = gcc_lib+'libstdc++.so.?'
stdcpp = glob.glob(stdcpp)[-1]
ffi = gcc_lib+'libffi.so.?'
ffi = glob.glob(ffi)
if ffi:
ffi = ffi[-1]
else:
ffi = glob.glob('/usr/lib/libffi.so.?')[-1]
for x in binary_includes + [stdcpp, ffi]:
dest = self.bin_dir if '/bin/' in x else self.lib_dir
shutil.copy2(x, dest)
shutil.copy2('/usr/lib/libpython%s.so.1.0'%self.py_ver, dest)
base = self.j(QTDIR, 'plugins')
dest = self.j(self.lib_dir, 'qt_plugins')
os.mkdir(dest)
for x in os.listdir(base):
y = self.j(base, x)
if x not in ('designer', 'sqldrivers', 'codecs'):
shutil.copytree(y, self.j(dest, x))
im = glob.glob(MAGICK_PREFIX + '/lib/ImageMagick-*')[-1]
self.magick_base = os.path.basename(im)
dest = self.j(self.lib_dir, self.magick_base)
shutil.copytree(im, dest, ignore=shutil.ignore_patterns('*.a'))
from calibre import walk
for x in walk(dest):
if x.endswith('.la'):
raw = open(x).read()
raw = re.sub('libdir=.*', '', raw)
open(x, 'wb').write(raw)
dest = self.j(dest, 'config')
src = self.j(MAGICK_PREFIX, 'share', self.magick_base, 'config')
for x in glob.glob(src+'/*'):
d = self.j(dest, os.path.basename(x))
if os.path.isdir(x):
shutil.copytree(x, d)
else:
shutil.copyfile(x, d)
def extract_comic(path_to_comic_file):
'''
Un-archive the comic file.
'''
tdir = PersistentTemporaryDirectory(suffix='_comic_extract')
if not isinstance(tdir, unicode):
# Needed in case the zip file has wrongly encoded unicode file/dir
# names
tdir = tdir.decode(filesystem_encoding)
extract(path_to_comic_file, tdir)
for x in walk(tdir):
bn = os.path.basename(x)
nbn = bn.replace('#', '_')
if nbn != bn:
os.rename(x, os.path.join(os.path.dirname(x), nbn))
return tdir
def extract(self, stream):
self.tdir = PersistentTemporaryDirectory('docx_container')
try:
zf = ZipFile(stream)
zf.extractall(self.tdir)
except:
self.log.exception('DOCX appears to be invalid ZIP file, trying a'
' more forgiving ZIP parser')
from calibre.utils.localunzip import extractall
stream.seek(0)
extractall(stream, self.tdir)
self.names = {}
for f in walk(self.tdir):
name = os.path.relpath(f, self.tdir).replace(os.sep, '/')
self.names[name] = f
def extract(self, stream):
self.tdir = PersistentTemporaryDirectory('docx_container')
try:
zf = ZipFile(stream)
zf.extractall(self.tdir)
except:
self.log.exception('DOCX appears to be invalid ZIP file, trying a'
' more forgiving ZIP parser')
from calibre.utils.localunzip import extractall
stream.seek(0)
extractall(stream, self.tdir)
self.names = {}
for f in walk(self.tdir):
name = os.path.relpath(f, self.tdir).replace(os.sep, '/')
self.names[name] = f
def extract_comic(path_to_comic_file):
'''
Un-archive the comic file.
'''
tdir = PersistentTemporaryDirectory(suffix='_comic_extract')
if not isinstance(tdir, unicode):
# Needed in case the zip file has wrongly encoded unicode file/dir
# names
tdir = tdir.decode(filesystem_encoding)
extract(path_to_comic_file, tdir)
for x in walk(tdir):
bn = os.path.basename(x)
nbn = bn.replace('#', '_')
if nbn != bn:
os.rename(x, os.path.join(os.path.dirname(x), nbn))
return tdir
def read_images_from_folder(path):
name_map = {}
path = os.path.abspath(path)
for filepath in walk(path):
name = os.path.relpath(filepath, path).replace(os.sep, '/')
ext = name.rpartition('.')[-1]
bname = os.path.basename(name)
if bname.startswith('.') or bname.startswith('_'):
continue
if ext == 'svg':
render_svg(filepath)
ext = 'png'
filepath = filepath[:-4] + '.png'
name = name[:-4] + '.png'
if ext in IMAGE_EXTENSIONS:
name_map[name] = filepath
return name_map
def unarchive(self, path, tdir):
extract(path, tdir)
files = list(walk(tdir))
files = [f if isinstance(f, unicode) else f.decode(filesystem_encoding)
for f in files]
from calibre.customize.ui import available_input_formats
fmts = set(available_input_formats())
fmts -= {'htm', 'html', 'xhtm', 'xhtml'}
fmts -= set(ARCHIVE_FMTS)
for ext in fmts:
for f in files:
if f.lower().endswith('.'+ext):
if ext in ['txt', 'rtf'] and os.stat(f).st_size < 2048:
continue
return f, ext
return self.find_html_index(files)
def read_images_from_folder(path):
name_map = {}
path = os.path.abspath(path)
for filepath in walk(path):
name = os.path.relpath(filepath, path).replace(os.sep, '/')
ext = name.rpartition('.')[-1]
bname = os.path.basename(name)
if bname.startswith('.') or bname.startswith('_'):
continue
if ext == 'svg':
render_svg(filepath)
ext = 'png'
filepath = filepath[:-4] + '.png'
name = name[:-4] + '.png'
if ext in IMAGE_EXTENSIONS:
name_map[name] = filepath
return name_map
def read_icon_theme_dir(dirpath):
ans = defaultdict(list)
for path in walk(dirpath):
bn = os.path.basename(path)
name, ext = os.path.splitext(bn)
if ext in exts:
sz = sz_pat.findall(path)
if sz:
sz = sz[-1]
if sz == 'scalable':
sz = 100000
else:
sz = int(sz.partition('x')[0])
idx = len(ans[name])
ans[name].append((-sz, idx, sz, path))
for icons in ans.itervalues():
icons.sort()
return {k: (-v[0][2], v[0][3]) for k, v in ans.iteritems()}
def dump(path):
dest = os.path.splitext(os.path.basename(path))[0]
dest += '_extracted'
if os.path.exists(dest):
shutil.rmtree(dest)
with ZipFile(path) as zf:
zf.extractall(dest)
for f in walk(dest):
if f.endswith('.xml') or f.endswith('.rels'):
with open(f, 'r+b') as stream:
raw = stream.read()
root = etree.fromstring(raw)
stream.seek(0)
stream.truncate()
stream.write(etree.tostring(root, pretty_print=True, encoding='utf-8', xml_declaration=True))
print (path, 'dumped to', dest)
def read_icon_theme_dir(dirpath):
ans = defaultdict(list)
for path in walk(dirpath):
bn = os.path.basename(path)
name, ext = os.path.splitext(bn)
if ext in exts:
sz = sz_pat.findall(path)
if sz:
sz = sz[-1]
if sz == 'scalable':
sz = 100000
else:
sz = int(sz.partition('x')[0])
idx = len(ans[name])
ans[name].append((-sz, idx, sz, path))
for icons in ans.itervalues():
icons.sort()
return {k:(-v[0][2], v[0][3]) for k, v in ans.iteritems()}
def find_programs(extensions):
extensions = {ext.lower() for ext in extensions}
data_dirs = [
os.environ.get('XDG_DATA_HOME') or os.path.expanduser('~/.local/share')
]
data_dirs += (os.environ.get('XDG_DATA_DIRS')
or '/usr/local/share/:/usr/share/').split(os.pathsep)
data_dirs = [
force_unicode(x, filesystem_encoding).rstrip(os.sep) for x in data_dirs
]
data_dirs = [x for x in data_dirs if x and os.path.isdir(x)]
desktop_files = {}
mime_types = {guess_type('file.' + ext)[0] for ext in extensions}
ans = []
for base in data_dirs:
for f in walk(os.path.join(base, 'applications')):
if f.endswith('.desktop'):
bn = os.path.basename(f)
if f not in desktop_files:
desktop_files[bn] = f
for bn, path in iteritems(desktop_files):
try:
data = parse_desktop_file(path)
except Exception:
import traceback
traceback.print_exc()
continue
if data is not None and mime_types.intersection(data['MimeType']):
icon = data.get('Icon', {}).get(None)
if icon and not os.path.isabs(icon):
icon = find_icons().get(icon)
if icon:
data['Icon'] = icon
else:
data.pop('Icon')
if not isinstance(data.get('Icon'), string_or_bytes):
data.pop('Icon', None)
for k in ('Name', 'GenericName', 'Comment'):
val = data.get(k)
if val:
data[k] = localize_string(val)
ans.append(data)
ans.sort(key=lambda d: sort_key(d.get('Name')))
return ans
def __call__(self, stream, odir, log):
from calibre.utils.zipfile import ZipFile
from calibre.ebooks.metadata.odt import get_metadata
from calibre.ebooks.metadata.opf2 import OPFCreator
if not os.path.exists(odir):
os.makedirs(odir)
with CurrentDir(odir):
log('Extracting ODT file...')
stream.seek(0)
mi = get_metadata(stream, 'odt')
if not mi.title:
mi.title = _('Unknown')
if not mi.authors:
mi.authors = [_('Unknown')]
self.filter_load(stream, mi, log)
html = self.xhtml()
# A blanket img specification like this causes problems
# with EPUB output as the containing element often has
# an absolute height and width set that is larger than
# the available screen real estate
html = html.replace('img { width: 100%; height: 100%; }', '')
# odf2xhtml creates empty title tag
html = html.replace('<title></title>',
'<title>%s</title>' % (mi.title, ))
try:
html = self.fix_markup(html, log)
except:
log.exception('Failed to filter CSS, conversion may be slow')
with open('index.xhtml', 'wb') as f:
f.write(as_bytes(html))
zf = ZipFile(stream, 'r')
self.extract_pictures(zf)
opf = OPFCreator(os.path.abspath(getcwd()), mi)
opf.create_manifest([(os.path.abspath(f2), None)
for f2 in walk(getcwd())])
opf.create_spine([os.path.abspath('index.xhtml')])
with open('metadata.opf', 'wb') as f:
opf.render(f)
return os.path.abspath('metadata.opf')
def find_programs(extensions):
extensions = {ext.lower() for ext in extensions}
data_dirs = [os.environ.get('XDG_DATA_HOME') or os.path.expanduser('~/.local/share')]
data_dirs += (os.environ.get('XDG_DATA_DIRS') or '/usr/local/share/:/usr/share/').split(os.pathsep)
data_dirs = [force_unicode(x, filesystem_encoding).rstrip(os.sep) for x in data_dirs]
data_dirs = [x for x in data_dirs if x and os.path.isdir(x)]
desktop_files = {}
mime_types = {guess_type('file.' + ext)[0] for ext in extensions}
ans = []
for base in data_dirs:
for f in walk(os.path.join(base, 'applications')):
if f.endswith('.desktop'):
bn = os.path.basename(f)
if f not in desktop_files:
desktop_files[bn] = f
for bn, path in desktop_files.iteritems():
try:
data = parse_desktop_file(path)
except Exception:
import traceback
traceback.print_exc()
continue
if data is not None and mime_types.intersection(data['MimeType']):
icon = data.get('Icon', {}).get(None)
if icon and not os.path.isabs(icon):
icon = find_icons().get(icon)
if icon:
data['Icon'] = icon
else:
data.pop('Icon')
if not isinstance(data.get('Icon'), basestring):
data.pop('Icon', None)
for k in ('Name', 'GenericName', 'Comment'):
val = data.get(k)
if val:
data[k] = localize_string(val)
ans.append(data)
ans.sort(key=lambda d:sort_key(d.get('Name')))
return ans
def dump(path):
dest = os.path.splitext(os.path.basename(path))[0]
dest += '-dumped'
if os.path.exists(dest):
shutil.rmtree(dest)
with ZipFile(path) as zf:
zf.extractall(dest)
for f in walk(dest):
if f.endswith('.xml') or f.endswith('.rels'):
with open(f, 'r+b') as stream:
raw = stream.read()
root = etree.fromstring(raw)
stream.seek(0)
stream.truncate()
stream.write(
etree.tostring(root,
pretty_print=True,
encoding='utf-8',
xml_declaration=True))
print(path, 'dumped to', dest)
def __call__(self, stream, odir, log):
from calibre.utils.zipfile import ZipFile
from calibre.ebooks.metadata.odt import get_metadata
from calibre.ebooks.metadata.opf2 import OPFCreator
if not os.path.exists(odir):
os.makedirs(odir)
with CurrentDir(odir):
log('Extracting ODT file...')
stream.seek(0)
mi = get_metadata(stream, 'odt')
if not mi.title:
mi.title = _('Unknown')
if not mi.authors:
mi.authors = [_('Unknown')]
self.filter_load(stream, mi, log)
html = self.xhtml()
# A blanket img specification like this causes problems
# with EPUB output as the containing element often has
# an absolute height and width set that is larger than
# the available screen real estate
html = html.replace('img { width: 100%; height: 100%; }', '')
# odf2xhtml creates empty title tag
html = html.replace('<title></title>','<title>%s</title>'%(mi.title,))
try:
html = self.fix_markup(html, log)
except:
log.exception('Failed to filter CSS, conversion may be slow')
with open('index.xhtml', 'wb') as f:
f.write(html.encode('utf-8'))
zf = ZipFile(stream, 'r')
self.extract_pictures(zf)
opf = OPFCreator(os.path.abspath(os.getcwdu()), mi)
opf.create_manifest([(os.path.abspath(f2), None) for f2 in
walk(os.getcwdu())])
opf.create_spine([os.path.abspath('index.xhtml')])
with open('metadata.opf', 'wb') as f:
opf.render(f)
return os.path.abspath('metadata.opf')
def convert(self, recipe_or_file, opts, file_ext, log,
accelerators):
from calibre.web.feeds.recipes import compile_recipe
opts.output_profile.flow_size = 0
if file_ext == 'downloaded_recipe':
from calibre.utils.zipfile import ZipFile
zf = ZipFile(recipe_or_file, 'r')
zf.extractall()
zf.close()
with lopen('download.recipe', 'rb') as f:
self.recipe_source = f.read()
recipe = compile_recipe(self.recipe_source)
recipe.needs_subscription = False
self.recipe_object = recipe(opts, log, self.report_progress)
else:
if os.environ.get('CALIBRE_RECIPE_URN'):
from calibre.web.feeds.recipes.collection import get_custom_recipe, get_builtin_recipe_by_id
urn = os.environ['CALIBRE_RECIPE_URN']
log('Downloading recipe urn: ' + urn)
rtype, recipe_id = urn.partition(':')[::2]
if not recipe_id:
raise ValueError('Invalid recipe urn: ' + urn)
if rtype == 'custom':
self.recipe_source = get_custom_recipe(recipe_id)
else:
self.recipe_source = get_builtin_recipe_by_id(urn, log=log, download_recipe=True)
if not self.recipe_source:
raise ValueError('Could not find recipe with urn: ' + urn)
if not isinstance(self.recipe_source, bytes):
self.recipe_source = self.recipe_source.encode('utf-8')
recipe = compile_recipe(self.recipe_source)
elif os.access(recipe_or_file, os.R_OK):
with lopen(recipe_or_file, 'rb') as f:
self.recipe_source = f.read()
recipe = compile_recipe(self.recipe_source)
log('Using custom recipe')
else:
from calibre.web.feeds.recipes.collection import (
get_builtin_recipe_by_title, get_builtin_recipe_titles)
title = getattr(opts, 'original_recipe_input_arg', recipe_or_file)
title = os.path.basename(title).rpartition('.')[0]
titles = frozenset(get_builtin_recipe_titles())
if title not in titles:
title = getattr(opts, 'original_recipe_input_arg', recipe_or_file)
title = title.rpartition('.')[0]
raw = get_builtin_recipe_by_title(title, log=log,
download_recipe=not opts.dont_download_recipe)
builtin = False
try:
recipe = compile_recipe(raw)
self.recipe_source = raw
if recipe.requires_version > numeric_version:
log.warn(
'Downloaded recipe needs calibre version at least: %s' %
('.'.join(recipe.requires_version)))
builtin = True
except:
log.exception('Failed to compile downloaded recipe. Falling '
'back to builtin one')
builtin = True
if builtin:
log('Using bundled builtin recipe')
raw = get_builtin_recipe_by_title(title, log=log,
download_recipe=False)
if raw is None:
raise ValueError('Failed to find builtin recipe: '+title)
recipe = compile_recipe(raw)
self.recipe_source = raw
else:
log('Using downloaded builtin recipe')
if recipe is None:
raise ValueError('%r is not a valid recipe file or builtin recipe' %
recipe_or_file)
disabled = getattr(recipe, 'recipe_disabled', None)
if disabled is not None:
raise RecipeDisabled(disabled)
ro = recipe(opts, log, self.report_progress)
ro.download()
self.recipe_object = ro
for key, val in self.recipe_object.conversion_options.items():
setattr(opts, key, val)
for f in os.listdir('.'):
if f.endswith('.opf'):
return os.path.abspath(f)
for f in walk('.'):
if f.endswith('.opf'):
return os.path.abspath(f)
def convert(self, stream, options, file_ext, log, accelerators):
"""Convert a KePub file into a structure calibre can process."""
log("KEPUBInput::convert - start")
from calibre.utils.zipfile import ZipFile
from calibre import walk
from calibre.ebooks import DRMError
from calibre.ebooks.metadata.opf2 import OPF
try:
zf = ZipFile(stream)
cwd = os.getcwdu() if sys.version_info.major == 2 else os.getcwd()
zf.extractall(cwd)
except Exception:
log.exception("KEPUB appears to be invalid ZIP file, trying a "
"more forgiving ZIP parser")
from calibre.utils.localunzip import extractall
stream.seek(0)
extractall(stream)
opf = self.find_opf()
if opf is None:
for f in walk("."):
if (f.lower().endswith(".opf") and "__MACOSX" not in f
and not os.path.basename(f).startswith(".")):
opf = os.path.abspath(f)
break
path = getattr(stream, "name", "stream")
if opf is None:
raise ValueError(
_( # noqa: F821
"{0} is not a valid KEPUB file (could not find opf)").
format(path))
encfile = os.path.abspath("rights.xml")
if os.path.exists(encfile):
raise DRMError(os.path.basename(path))
cwd = os.getcwdu() if sys.version_info.major == 2 else os.getcwd()
opf = os.path.relpath(opf, cwd)
parts = os.path.split(opf)
opf = OPF(opf, os.path.dirname(os.path.abspath(opf)))
self.encrypted_fonts = []
if len(parts) > 1 and parts[0]:
delta = "/".join(parts[:-1]) + "/"
for elem in opf.itermanifest():
elem.set("href", delta + elem.get("href"))
for elem in opf.iterguide():
elem.set("href", delta + elem.get("href"))
f = (self.rationalize_cover3
if opf.package_version >= 3.0 else self.rationalize_cover2)
self.removed_cover = f(opf, log)
self.optimize_opf_parsing = opf
for x in opf.itermanifest():
if x.get("media-type", "") == "application/x-dtbook+xml":
raise ValueError(
_("EPUB files with DTBook markup are not supported"
) # noqa: F821
)
not_for_spine = set()
for y in opf.itermanifest():
id_ = y.get("id", None)
if id_ and y.get("media-type", None) in {
"application/vnd.adobe-page-template+xml",
"application/vnd.adobe.page-template+xml",
"application/adobe-page-template+xml",
"application/adobe.page-template+xml",
"application/text",
}:
not_for_spine.add(id_)
seen = set()
for x in list(opf.iterspine()):
ref = x.get("idref", None)
if not ref or ref in not_for_spine or ref in seen:
x.getparent().remove(x)
continue
seen.add(ref)
if len(list(opf.iterspine())) == 0:
raise ValueError(
_("No valid entries in the spine of this EPUB") # noqa: F821
)
with open("content.opf", "wb") as nopf:
nopf.write(opf.render())
return os.path.abspath("content.opf")
def convert(self, stream, options, file_ext, log, accelerators):
log("KEPUBInput::convert - start")
from calibre.utils.zipfile import ZipFile
from calibre import walk
from calibre.ebooks import DRMError
from calibre.ebooks.metadata.opf2 import OPF
try:
zf = ZipFile(stream)
zf.extractall(os.getcwdu())
except:
log.exception('KEPUB appears to be invalid ZIP file, trying a '
'more forgiving ZIP parser')
from calibre.utils.localunzip import extractall
stream.seek(0)
extractall(stream)
opf = self.find_opf()
if opf is None:
for f in walk(u'.'):
if f.lower().endswith('.opf') and '__MACOSX' not in f and \
not os.path.basename(f).startswith('.'):
opf = os.path.abspath(f)
break
path = getattr(stream, 'name', 'stream')
if opf is None:
raise ValueError(
_('%s is not a valid KEPUB file (could not find opf)') % path)
encfile = os.path.abspath('rights.xml')
if os.path.exists(encfile):
raise DRMError(os.path.basename(path))
opf = os.path.relpath(opf, os.getcwdu())
parts = os.path.split(opf)
opf = OPF(opf, os.path.dirname(os.path.abspath(opf)))
self.encrypted_fonts = []
if len(parts) > 1 and parts[0]:
delta = '/'.join(parts[:-1]) + '/'
for elem in opf.itermanifest():
elem.set('href', delta + elem.get('href'))
for elem in opf.iterguide():
elem.set('href', delta + elem.get('href'))
f = self.rationalize_cover3 if opf.package_version >= 3.0 else \
self.rationalize_cover2
self.removed_cover = f(opf, log)
self.optimize_opf_parsing = opf
for x in opf.itermanifest():
if x.get('media-type', '') == 'application/x-dtbook+xml':
raise ValueError(
_('EPUB files with DTBook markup are not supported'))
not_for_spine = set()
for y in opf.itermanifest():
id_ = y.get('id', None)
if id_ and y.get('media-type', None) in {
'application/vnd.adobe-page-template+xml',
'application/vnd.adobe.page-template+xml',
'application/adobe-page-template+xml',
'application/adobe.page-template+xml', 'application/text'
}:
not_for_spine.add(id_)
seen = set()
for x in list(opf.iterspine()):
ref = x.get('idref', None)
if not ref or ref in not_for_spine or ref in seen:
x.getparent().remove(x)
continue
seen.add(ref)
if len(list(opf.iterspine())) == 0:
raise ValueError(_('No valid entries in the spine of this EPUB'))
with open('content.opf', 'wb') as nopf:
nopf.write(opf.render())
return os.path.abspath(u'content.opf')
def convert(self, stream, options, file_ext, log, accelerators):
from calibre.ebooks.conversion.preprocess import DocAnalysis, Dehyphenator
from calibre.ebooks.chardet import detect
from calibre.utils.zipfile import ZipFile
from calibre.ebooks.txt.processor import (
convert_basic, convert_markdown_with_metadata,
separate_paragraphs_single_line,
separate_paragraphs_print_formatted, preserve_spaces,
detect_paragraph_type, detect_formatting_type,
normalize_line_endings, convert_textile, remove_indents,
block_to_single_line, separate_hard_scene_breaks)
self.log = log
txt = ''
log.debug('Reading text from file...')
length = 0
# Extract content from zip archive.
if file_ext == 'txtz':
zf = ZipFile(stream)
zf.extractall('.')
for x in walk('.'):
if os.path.splitext(x)[1].lower() in ('.txt', '.text'):
with open(x, 'rb') as tf:
txt += tf.read() + '\n\n'
else:
txt = stream.read()
if file_ext in {'md', 'textile', 'markdown'}:
options.formatting_type = {
'md': 'markdown'
}.get(file_ext, file_ext)
log.info('File extension indicates particular formatting. '
'Forcing formatting type to: %s' %
options.formatting_type)
options.paragraph_type = 'off'
# Get the encoding of the document.
if options.input_encoding:
ienc = options.input_encoding
log.debug('Using user specified input encoding of %s' % ienc)
else:
det_encoding = detect(txt)
det_encoding, confidence = det_encoding['encoding'], det_encoding[
'confidence']
if det_encoding and det_encoding.lower().replace(
'_',
'-').strip() in ('gb2312', 'chinese', 'csiso58gb231280',
'euc-cn', 'euccn', 'eucgb2312-cn',
'gb2312-1980', 'gb2312-80', 'iso-ir-58'):
# Microsoft Word exports to HTML with encoding incorrectly set to
# gb2312 instead of gbk. gbk is a superset of gb2312, anyway.
det_encoding = 'gbk'
ienc = det_encoding
log.debug(
'Detected input encoding as %s with a confidence of %s%%' %
(ienc, confidence * 100))
if not ienc:
ienc = 'utf-8'
log.debug(
'No input encoding specified and could not auto detect using %s'
% ienc)
# Remove BOM from start of txt as its presence can confuse markdown
import codecs
for bom in (codecs.BOM_UTF16_LE, codecs.BOM_UTF16_BE, codecs.BOM_UTF8,
codecs.BOM_UTF32_LE, codecs.BOM_UTF32_BE):
if txt.startswith(bom):
txt = txt[len(bom):]
break
txt = txt.decode(ienc, 'replace')
# Replace entities
txt = _ent_pat.sub(xml_entity_to_unicode, txt)
# Normalize line endings
txt = normalize_line_endings(txt)
# Determine the paragraph type of the document.
if options.paragraph_type == 'auto':
options.paragraph_type = detect_paragraph_type(txt)
if options.paragraph_type == 'unknown':
log.debug(
'Could not reliably determine paragraph type using block')
options.paragraph_type = 'block'
else:
log.debug('Auto detected paragraph type as %s' %
options.paragraph_type)
# Detect formatting
if options.formatting_type == 'auto':
options.formatting_type = detect_formatting_type(txt)
log.debug('Auto detected formatting as %s' %
options.formatting_type)
if options.formatting_type == 'heuristic':
setattr(options, 'enable_heuristics', True)
setattr(options, 'unwrap_lines', False)
setattr(options, 'smarten_punctuation', True)
# Reformat paragraphs to block formatting based on the detected type.
# We don't check for block because the processor assumes block.
# single and print at transformed to block for processing.
if options.paragraph_type == 'single':
txt = separate_paragraphs_single_line(txt)
elif options.paragraph_type == 'print':
txt = separate_hard_scene_breaks(txt)
txt = separate_paragraphs_print_formatted(txt)
txt = block_to_single_line(txt)
elif options.paragraph_type == 'unformatted':
from calibre.ebooks.conversion.utils import HeuristicProcessor
# unwrap lines based on punctuation
docanalysis = DocAnalysis('txt', txt)
length = docanalysis.line_length(.5)
preprocessor = HeuristicProcessor(options,
log=getattr(self, 'log', None))
txt = preprocessor.punctuation_unwrap(length, txt, 'txt')
txt = separate_paragraphs_single_line(txt)
elif options.paragraph_type == 'block':
txt = separate_hard_scene_breaks(txt)
txt = block_to_single_line(txt)
if getattr(options, 'enable_heuristics', False) and getattr(
options, 'dehyphenate', False):
docanalysis = DocAnalysis('txt', txt)
if not length:
length = docanalysis.line_length(.5)
dehyphenator = Dehyphenator(options.verbose, log=self.log)
txt = dehyphenator(txt, 'txt', length)
# User requested transformation on the text.
if options.txt_in_remove_indents:
txt = remove_indents(txt)
# Preserve spaces will replace multiple spaces to a space
# followed by the entity.
if options.preserve_spaces:
txt = preserve_spaces(txt)
# Process the text using the appropriate text processor.
html = ''
input_mi = None
if options.formatting_type == 'markdown':
log.debug('Running text through markdown conversion...')
try:
input_mi, html = convert_markdown_with_metadata(
txt,
extensions=[
x.strip()
for x in options.markdown_extensions.split(',')
if x.strip()
])
except RuntimeError:
raise ValueError(
'This txt file has malformed markup, it cannot be'
' converted by calibre. See https://daringfireball.net/projects/markdown/syntax'
)
elif options.formatting_type == 'textile':
log.debug('Running text through textile conversion...')
html = convert_textile(txt)
else:
log.debug('Running text through basic conversion...')
flow_size = getattr(options, 'flow_size', 0)
html = convert_basic(txt, epub_split_size_kb=flow_size)
# Run the HTMLized text through the html processing plugin.
from calibre.customize.ui import plugin_for_input_format
html_input = plugin_for_input_format('html')
for opt in html_input.options:
setattr(options, opt.option.name, opt.recommended_value)
options.input_encoding = 'utf-8'
base = os.getcwdu()
if file_ext != 'txtz' and hasattr(stream, 'name'):
base = os.path.dirname(stream.name)
fname = os.path.join(base, 'index.html')
c = 0
while os.path.exists(fname):
c += 1
fname = 'index%d.html' % c
htmlfile = open(fname, 'wb')
with htmlfile:
htmlfile.write(html.encode('utf-8'))
odi = options.debug_pipeline
options.debug_pipeline = None
# Generate oeb from html conversion.
oeb = html_input.convert(open(htmlfile.name, 'rb'), options, 'html',
log, {})
options.debug_pipeline = odi
os.remove(htmlfile.name)
# Set metadata from file.
if input_mi is None:
from calibre.customize.ui import get_file_type_metadata
input_mi = get_file_type_metadata(stream, file_ext)
from calibre.ebooks.oeb.transforms.metadata import meta_info_to_oeb_metadata
meta_info_to_oeb_metadata(input_mi, oeb.metadata, log)
self.html_postprocess_title = input_mi.title
return oeb
def convert(self, stream, options, file_ext, log,
accelerators):
from calibre.ebooks.conversion.preprocess import DocAnalysis, Dehyphenator
from calibre.ebooks.chardet import detect
from calibre.utils.zipfile import ZipFile
from calibre.ebooks.txt.processor import (convert_basic,
convert_markdown_with_metadata, separate_paragraphs_single_line,
separate_paragraphs_print_formatted, preserve_spaces,
detect_paragraph_type, detect_formatting_type,
normalize_line_endings, convert_textile, remove_indents,
block_to_single_line, separate_hard_scene_breaks)
self.log = log
txt = ''
log.debug('Reading text from file...')
length = 0
# Extract content from zip archive.
if file_ext == 'txtz':
zf = ZipFile(stream)
zf.extractall('.')
for x in walk('.'):
if os.path.splitext(x)[1].lower() in ('.txt', '.text'):
with open(x, 'rb') as tf:
txt += tf.read() + '\n\n'
else:
txt = stream.read()
if file_ext in {'md', 'textile', 'markdown'}:
options.formatting_type = {'md': 'markdown'}.get(file_ext, file_ext)
log.info('File extension indicates particular formatting. '
'Forcing formatting type to: %s'%options.formatting_type)
options.paragraph_type = 'off'
# Get the encoding of the document.
if options.input_encoding:
ienc = options.input_encoding
log.debug('Using user specified input encoding of %s' % ienc)
else:
det_encoding = detect(txt[:4096])
det_encoding, confidence = det_encoding['encoding'], det_encoding['confidence']
if det_encoding and det_encoding.lower().replace('_', '-').strip() in (
'gb2312', 'chinese', 'csiso58gb231280', 'euc-cn', 'euccn',
'eucgb2312-cn', 'gb2312-1980', 'gb2312-80', 'iso-ir-58'):
# Microsoft Word exports to HTML with encoding incorrectly set to
# gb2312 instead of gbk. gbk is a superset of gb2312, anyway.
det_encoding = 'gbk'
ienc = det_encoding
log.debug('Detected input encoding as %s with a confidence of %s%%' % (ienc, confidence * 100))
if not ienc:
ienc = 'utf-8'
log.debug('No input encoding specified and could not auto detect using %s' % ienc)
# Remove BOM from start of txt as its presence can confuse markdown
import codecs
for bom in (codecs.BOM_UTF16_LE, codecs.BOM_UTF16_BE, codecs.BOM_UTF8, codecs.BOM_UTF32_LE, codecs.BOM_UTF32_BE):
if txt.startswith(bom):
txt = txt[len(bom):]
break
txt = txt.decode(ienc, 'replace')
# Replace entities
txt = _ent_pat.sub(xml_entity_to_unicode, txt)
# Normalize line endings
txt = normalize_line_endings(txt)
# Determine the paragraph type of the document.
if options.paragraph_type == 'auto':
options.paragraph_type = detect_paragraph_type(txt)
if options.paragraph_type == 'unknown':
log.debug('Could not reliably determine paragraph type using block')
options.paragraph_type = 'block'
else:
log.debug('Auto detected paragraph type as %s' % options.paragraph_type)
# Detect formatting
if options.formatting_type == 'auto':
options.formatting_type = detect_formatting_type(txt)
log.debug('Auto detected formatting as %s' % options.formatting_type)
if options.formatting_type == 'heuristic':
setattr(options, 'enable_heuristics', True)
setattr(options, 'unwrap_lines', False)
setattr(options, 'smarten_punctuation', True)
# Reformat paragraphs to block formatting based on the detected type.
# We don't check for block because the processor assumes block.
# single and print at transformed to block for processing.
if options.paragraph_type == 'single':
txt = separate_paragraphs_single_line(txt)
elif options.paragraph_type == 'print':
txt = separate_hard_scene_breaks(txt)
txt = separate_paragraphs_print_formatted(txt)
txt = block_to_single_line(txt)
elif options.paragraph_type == 'unformatted':
from calibre.ebooks.conversion.utils import HeuristicProcessor
# unwrap lines based on punctuation
docanalysis = DocAnalysis('txt', txt)
length = docanalysis.line_length(.5)
preprocessor = HeuristicProcessor(options, log=getattr(self, 'log', None))
txt = preprocessor.punctuation_unwrap(length, txt, 'txt')
txt = separate_paragraphs_single_line(txt)
elif options.paragraph_type == 'block':
txt = separate_hard_scene_breaks(txt)
txt = block_to_single_line(txt)
if getattr(options, 'enable_heuristics', False) and getattr(options, 'dehyphenate', False):
docanalysis = DocAnalysis('txt', txt)
if not length:
length = docanalysis.line_length(.5)
dehyphenator = Dehyphenator(options.verbose, log=self.log)
txt = dehyphenator(txt,'txt', length)
# User requested transformation on the text.
if options.txt_in_remove_indents:
txt = remove_indents(txt)
# Preserve spaces will replace multiple spaces to a space
# followed by the entity.
if options.preserve_spaces:
txt = preserve_spaces(txt)
# Process the text using the appropriate text processor.
html = ''
input_mi = None
if options.formatting_type == 'markdown':
log.debug('Running text through markdown conversion...')
try:
input_mi, html = convert_markdown_with_metadata(txt, extensions=[x.strip() for x in options.markdown_extensions.split(',') if x.strip()])
except RuntimeError:
raise ValueError('This txt file has malformed markup, it cannot be'
' converted by calibre. See https://daringfireball.net/projects/markdown/syntax')
elif options.formatting_type == 'textile':
log.debug('Running text through textile conversion...')
html = convert_textile(txt)
else:
log.debug('Running text through basic conversion...')
flow_size = getattr(options, 'flow_size', 0)
html = convert_basic(txt, epub_split_size_kb=flow_size)
# Run the HTMLized text through the html processing plugin.
from calibre.customize.ui import plugin_for_input_format
html_input = plugin_for_input_format('html')
for opt in html_input.options:
setattr(options, opt.option.name, opt.recommended_value)
options.input_encoding = 'utf-8'
base = os.getcwdu()
if file_ext != 'txtz' and hasattr(stream, 'name'):
base = os.path.dirname(stream.name)
fname = os.path.join(base, 'index.html')
c = 0
while os.path.exists(fname):
c += 1
fname = 'index%d.html'%c
htmlfile = open(fname, 'wb')
with htmlfile:
htmlfile.write(html.encode('utf-8'))
odi = options.debug_pipeline
options.debug_pipeline = None
# Generate oeb from html conversion.
oeb = html_input.convert(open(htmlfile.name, 'rb'), options, 'html', log,
{})
options.debug_pipeline = odi
os.remove(htmlfile.name)
# Set metadata from file.
if input_mi is None:
from calibre.customize.ui import get_file_type_metadata
input_mi = get_file_type_metadata(stream, file_ext)
from calibre.ebooks.oeb.transforms.metadata import meta_info_to_oeb_metadata
meta_info_to_oeb_metadata(input_mi, oeb.metadata, log)
self.html_postprocess_title = input_mi.title
return oeb
def zip_exploder(path, tdir, question=lambda x:True):
zipextract(path, tdir)
for f in walk(tdir):
if f.lower().endswith('.opf'):
return f
raise Error('Invalid book: Could not find .opf')
def build_index(self, data, browser):
sections = data.get('index', None)
if not sections:
raise ValueError('No articles found, aborting')
feeds = feeds_from_index(sections, oldest_article=self.oldest_article,
max_articles_per_feed=self.max_articles_per_feed,
log=self.log)
if not feeds:
raise ValueError('No articles found, aborting')
if self.ignore_duplicate_articles is not None:
feeds = self.remove_duplicate_articles(feeds)
if self.test:
feeds = feeds[:self.test[0]]
self.has_single_feed = len(feeds) == 1
index = os.path.join(self.output_dir, 'index.html')
html = self.feeds2index(feeds)
with open(index, 'wb') as fi:
fi.write(html)
if self.reverse_article_order:
for feed in feeds:
if hasattr(feed, 'reverse'):
feed.reverse()
self.report_progress(0, _('Got feeds from index page'))
resource_cache = {}
total = 0
for feed in feeds:
total += min(self.max_articles_per_feed, len(feed))
num = 0
for f, feed in enumerate(feeds):
feed_dir = os.path.join(self.output_dir, 'feed_%d'%f)
if not os.path.isdir(feed_dir):
os.makedirs(feed_dir)
for a, article in enumerate(feed):
if a >= self.max_articles_per_feed:
break
num += 1
art_dir = os.path.join(feed_dir, 'article_%d'%a)
if not os.path.isdir(art_dir):
os.makedirs(art_dir)
try:
url = self.print_version(article.url)
except NotImplementedError:
url = article.url
except:
self.log.exception('Failed to find print version for: '+article.url)
url = None
if not url:
continue
self.log.debug('Downloading article:', article.title, 'from', url)
try:
pages = fetch_page(
url,
load_complete=self.load_complete,
links=self.select_links,
remove=self.remove_tags,
keep_only=self.keep_only_tags,
preprocess_browser=partial(self._preprocess_browser, article),
postprocess_html=partial(self._postprocess_html, article, f, a, len(feed)),
remove_before=self.remove_tags_before,
remove_after=self.remove_tags_after,
remove_javascript=self.remove_javascript,
delay=self.delay,
resource_cache=resource_cache, output_dir=art_dir, browser=browser)
except AbortFetch:
self.log.exception('Fetching of article: %r aborted' % article.title)
continue
except Exception:
self.log.exception('Fetching of article: %r failed' % article.title)
continue
self.log.debug('Downloaded article:', article.title, 'from', article.url)
article.orig_url = article.url
article.url = 'article_%d/index.html'%a
article.downloaded = True
article.sub_pages = pages[1:]
self.report_progress(float(num)/total,
_(u'Article downloaded: %s')%force_unicode(article.title))
for f, feed in enumerate(feeds):
html = self.feed2index(f, feeds)
feed_dir = os.path.join(self.output_dir, 'feed_%d'%f)
with open(os.path.join(feed_dir, 'index.html'), 'wb') as fi:
fi.write(html)
if self.no_stylesheets:
for f in walk(self.output_dir):
if f.endswith('.css'):
os.remove(f)
self.create_opf(feeds)
self.report_progress(1, _('Download finished'))
return index
def convert(self, stream, options, file_ext, log, accelerators):
from calibre.utils.zipfile import ZipFile
from calibre import walk
from calibre.ebooks import DRMError
from calibre.ebooks.metadata.opf2 import OPF
try:
zf = ZipFile(stream)
zf.extractall(os.getcwdu())
except:
log.exception('EPUB appears to be invalid ZIP file, trying a'
' more forgiving ZIP parser')
from calibre.utils.localunzip import extractall
stream.seek(0)
extractall(stream)
encfile = os.path.abspath(os.path.join('META-INF', 'encryption.xml'))
opf = self.find_opf()
if opf is None:
for f in walk(u'.'):
if f.lower().endswith('.opf') and '__MACOSX' not in f and \
not os.path.basename(f).startswith('.'):
opf = os.path.abspath(f)
break
path = getattr(stream, 'name', 'stream')
if opf is None:
raise ValueError(
'%s is not a valid EPUB file (could not find opf)' % path)
opf = os.path.relpath(opf, os.getcwdu())
parts = os.path.split(opf)
opf = OPF(opf, os.path.dirname(os.path.abspath(opf)))
self._encrypted_font_uris = []
if os.path.exists(encfile):
if not self.process_encryption(encfile, opf, log):
raise DRMError(os.path.basename(path))
self.encrypted_fonts = self._encrypted_font_uris
if len(parts) > 1 and parts[0]:
delta = '/'.join(parts[:-1]) + '/'
def normpath(x):
return posixpath.normpath(delta + elem.get('href'))
for elem in opf.itermanifest():
elem.set('href', normpath(elem.get('href')))
for elem in opf.iterguide():
elem.set('href', normpath(elem.get('href')))
f = self.rationalize_cover3 if opf.package_version >= 3.0 else self.rationalize_cover2
self.removed_cover = f(opf, log)
if self.removed_cover:
self.removed_items_to_ignore = (self.removed_cover, )
epub3_nav = opf.epub3_nav
if epub3_nav is not None:
self.convert_epub3_nav(epub3_nav, opf, log, options)
for x in opf.itermanifest():
if x.get('media-type', '') == 'application/x-dtbook+xml':
raise ValueError(
'EPUB files with DTBook markup are not supported')
not_for_spine = set()
for y in opf.itermanifest():
id_ = y.get('id', None)
if id_:
mt = y.get('media-type', None)
if mt in {
'application/vnd.adobe-page-template+xml',
'application/vnd.adobe.page-template+xml',
'application/adobe-page-template+xml',
'application/adobe.page-template+xml',
'application/text'
}:
not_for_spine.add(id_)
ext = y.get('href', '').rpartition('.')[-1].lower()
if mt == 'text/plain' and ext in {'otf', 'ttf'}:
# some epub authoring software sets font mime types to
# text/plain
not_for_spine.add(id_)
y.set('media-type', 'application/font')
seen = set()
for x in list(opf.iterspine()):
ref = x.get('idref', None)
if not ref or ref in not_for_spine or ref in seen:
x.getparent().remove(x)
continue
seen.add(ref)
if len(list(opf.iterspine())) == 0:
raise ValueError('No valid entries in the spine of this EPUB')
with lopen('content.opf', 'wb') as nopf:
nopf.write(opf.render())
return os.path.abspath(u'content.opf')
def ExtractFiles(self, output_dir=os.getcwdu(), debug_dump=False):
html_files = set([])
try:
x = self.get_encoding()
codecs.lookup(x)
enc = x
except:
enc = 'cp1252'
for path in self.Contents():
fpath = path
if not isinstance(path, unicode_type):
fpath = path.decode(enc)
lpath = os.path.join(output_dir, fpath)
self._ensure_dir(lpath)
try:
data = self.GetFile(path)
except:
self.log.exception('Failed to extract %s from CHM, ignoring' %
path)
continue
if lpath.find(';') != -1:
# fix file names with ";<junk>" at the end, see _reformat()
lpath = lpath.split(';')[0]
try:
with open(lpath, 'wb') as f:
f.write(data)
try:
if 'html' in guess_mimetype(path)[0]:
html_files.add(lpath)
except:
pass
except:
if iswindows and len(lpath) > 250:
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'))
for lpath in html_files:
with open(lpath, 'r+b') as f:
data = f.read()
data = self._reformat(data, lpath)
if isinstance(data, unicode_type):
data = data.encode('utf-8')
f.seek(0)
f.truncate()
f.write(data)
self._extracted = True
files = [
y for y in os.listdir(output_dir)
if os.path.isfile(os.path.join(output_dir, y))
]
if self.hhc_path not in files:
for f in files:
if f.lower() == self.hhc_path.lower():
self.hhc_path = f
break
if self.hhc_path not in files and files:
for f in files:
if f.partition('.')[-1].lower() in {
'html', 'htm', 'xhtm', 'xhtml'
}:
self.hhc_path = f
break
if self.hhc_path == '.hhc' and self.hhc_path not in files:
from calibre import walk
for x in walk(output_dir):
if os.path.basename(x).lower() in ('index.htm', 'index.html',
'contents.htm',
'contents.html'):
self.hhc_path = os.path.relpath(x, output_dir)
break
if self.hhc_path not in files and files:
self.hhc_path = files[0]
def zip_exploder(path, tdir, question=lambda x:True):
zipextract(path, tdir)
for f in walk(tdir):
if f.lower().endswith('.opf'):
return f
raise Error('Invalid book: Could not find .opf')
def get_files(self):
from calibre import walk
for path in walk(os.path.join(self.SRC, 'calibre')):
if path.endswith('.py'):
yield path
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():
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)
except:
self.log.exception('Failed to extract %s from CHM, ignoring'%path)
continue
if lpath.find(';') != -1:
# fix file names with ";<junk>" at the end, see _reformat()
lpath = lpath.split(';')[0]
try:
with open(lpath, 'wb') as f:
f.write(data)
try:
if 'html' in guess_mimetype(path)[0]:
html_files.add(lpath)
except:
pass
except:
if iswindows and len(lpath) > 250:
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'))
for lpath in html_files:
with open(lpath, 'r+b') as f:
data = f.read()
data = self._reformat(data, lpath)
if isinstance(data, unicode):
data = data.encode('utf-8')
f.seek(0)
f.truncate()
f.write(data)
self._extracted = True
files = [x for x in os.listdir(output_dir) if
os.path.isfile(os.path.join(output_dir, x))]
if self.hhc_path not in files:
for f in files:
if f.lower() == self.hhc_path.lower():
self.hhc_path = f
break
if self.hhc_path not in files and files:
for f in files:
if f.partition('.')[-1].lower() in {'html', 'htm', 'xhtm',
'xhtml'}:
self.hhc_path = f
break
if self.hhc_path == '.hhc' and self.hhc_path not in files:
from calibre import walk
for x in walk(output_dir):
if os.path.basename(x).lower() in ('index.htm', 'index.html',
'contents.htm', 'contents.html'):
self.hhc_path = os.path.relpath(x, output_dir)
break
if self.hhc_path not in files and files:
self.hhc_path = files[0]
def convert(self, recipe_or_file, opts, file_ext, log, accelerators):
from calibre.web.feeds.recipes import compile_recipe
opts.output_profile.flow_size = 0
if file_ext == 'downloaded_recipe':
from calibre.utils.zipfile import ZipFile
zf = ZipFile(recipe_or_file, 'r')
zf.extractall()
zf.close()
with lopen('download.recipe', 'rb') as f:
self.recipe_source = f.read()
recipe = compile_recipe(self.recipe_source)
recipe.needs_subscription = False
self.recipe_object = recipe(opts, log, self.report_progress)
else:
if os.environ.get('CALIBRE_RECIPE_URN'):
from calibre.web.feeds.recipes.collection import get_custom_recipe, get_builtin_recipe_by_id
urn = os.environ['CALIBRE_RECIPE_URN']
log('Downloading recipe urn: ' + urn)
rtype, recipe_id = urn.partition(':')[::2]
if not recipe_id:
raise ValueError('Invalid recipe urn: ' + urn)
if rtype == 'custom':
self.recipe_source = get_custom_recipe(recipe_id)
else:
self.recipe_source = get_builtin_recipe_by_id(
urn, log=log, download_recipe=True)
if not self.recipe_source:
raise ValueError('Could not find recipe with urn: ' + urn)
if not isinstance(self.recipe_source, bytes):
self.recipe_source = self.recipe_source.encode('utf-8')
recipe = compile_recipe(self.recipe_source)
elif os.access(recipe_or_file, os.R_OK):
with lopen(recipe_or_file, 'rb') as f:
self.recipe_source = f.read()
recipe = compile_recipe(self.recipe_source)
log('Using custom recipe')
else:
from calibre.web.feeds.recipes.collection import (
get_builtin_recipe_by_title, get_builtin_recipe_titles)
title = getattr(opts, 'original_recipe_input_arg',
recipe_or_file)
title = os.path.basename(title).rpartition('.')[0]
titles = frozenset(get_builtin_recipe_titles())
if title not in titles:
title = getattr(opts, 'original_recipe_input_arg',
recipe_or_file)
title = title.rpartition('.')[0]
raw = get_builtin_recipe_by_title(
title,
log=log,
download_recipe=not opts.dont_download_recipe)
builtin = False
try:
recipe = compile_recipe(raw)
self.recipe_source = raw
if recipe.requires_version > numeric_version:
log.warn(
'Downloaded recipe needs calibre version at least: %s'
% ('.'.join(recipe.requires_version)))
builtin = True
except:
log.exception(
'Failed to compile downloaded recipe. Falling '
'back to builtin one')
builtin = True
if builtin:
log('Using bundled builtin recipe')
raw = get_builtin_recipe_by_title(title,
log=log,
download_recipe=False)
if raw is None:
raise ValueError('Failed to find builtin recipe: ' +
title)
recipe = compile_recipe(raw)
self.recipe_source = raw
else:
log('Using downloaded builtin recipe')
if recipe is None:
raise ValueError(
'%r is not a valid recipe file or builtin recipe' %
recipe_or_file)
disabled = getattr(recipe, 'recipe_disabled', None)
if disabled is not None:
raise RecipeDisabled(disabled)
ro = recipe(opts, log, self.report_progress)
ro.download()
self.recipe_object = ro
for key, val in self.recipe_object.conversion_options.items():
setattr(opts, key, val)
for f in os.listdir('.'):
if f.endswith('.opf'):
return os.path.abspath(f)
for f in walk('.'):
if f.endswith('.opf'):
return os.path.abspath(f)
def convert(self, recipe_or_file, opts, file_ext, log,
accelerators):
from calibre.web.feeds.recipes import compile_recipe
opts.output_profile.flow_size = 0
if file_ext == 'downloaded_recipe':
from calibre.utils.zipfile import ZipFile
zf = ZipFile(recipe_or_file, 'r')
zf.extractall()
zf.close()
self.recipe_source = open(u'download.recipe', 'rb').read()
recipe = compile_recipe(self.recipe_source)
recipe.needs_subscription = False
self.recipe_object = recipe(opts, log, self.report_progress)
else:
if os.access(recipe_or_file, os.R_OK):
self.recipe_source = open(recipe_or_file, 'rb').read()
recipe = compile_recipe(self.recipe_source)
log('Using custom recipe')
else:
from calibre.web.feeds.recipes.collection import \
get_builtin_recipe_by_title
title = getattr(opts, 'original_recipe_input_arg', recipe_or_file)
title = os.path.basename(title).rpartition('.')[0]
raw = get_builtin_recipe_by_title(title, log=log,
download_recipe=not opts.dont_download_recipe)
builtin = False
try:
recipe = compile_recipe(raw)
self.recipe_source = raw
if recipe.requires_version > numeric_version:
log.warn(
'Downloaded recipe needs calibre version at least: %s' % \
('.'.join(recipe.requires_version)))
builtin = True
except:
log.exception('Failed to compile downloaded recipe. Falling '
'back to builtin one')
builtin = True
if builtin:
log('Using bundled builtin recipe')
raw = get_builtin_recipe_by_title(title, log=log,
download_recipe=False)
if raw is None:
raise ValueError('Failed to find builtin recipe: '+title)
recipe = compile_recipe(raw)
self.recipe_source = raw
else:
log('Using downloaded builtin recipe')
if recipe is None:
raise ValueError('%r is not a valid recipe file or builtin recipe' %
recipe_or_file)
disabled = getattr(recipe, 'recipe_disabled', None)
if disabled is not None:
raise RecipeDisabled(disabled)
ro = recipe(opts, log, self.report_progress)
ro.download()
self.recipe_object = ro
for key, val in self.recipe_object.conversion_options.items():
setattr(opts, key, val)
for f in os.listdir(u'.'):
if f.endswith('.opf'):
return os.path.abspath(f)
for f in walk(u'.'):
if f.endswith('.opf'):
return os.path.abspath(f)
def convert(self, stream, options, file_ext, log, accelerators):
from calibre.utils.zipfile import ZipFile
from calibre import walk
from calibre.ebooks import DRMError
from calibre.ebooks.metadata.opf2 import OPF
try:
zf = ZipFile(stream)
zf.extractall(os.getcwdu())
except:
log.exception('EPUB appears to be invalid ZIP file, trying a'
' more forgiving ZIP parser')
from calibre.utils.localunzip import extractall
stream.seek(0)
extractall(stream)
encfile = os.path.abspath(os.path.join('META-INF', 'encryption.xml'))
opf = self.find_opf()
if opf is None:
for f in walk(u'.'):
if f.lower().endswith('.opf') and '__MACOSX' not in f and \
not os.path.basename(f).startswith('.'):
opf = os.path.abspath(f)
break
path = getattr(stream, 'name', 'stream')
if opf is None:
raise ValueError('%s is not a valid EPUB file (could not find opf)'%path)
opf = os.path.relpath(opf, os.getcwdu())
parts = os.path.split(opf)
opf = OPF(opf, os.path.dirname(os.path.abspath(opf)))
self._encrypted_font_uris = []
if os.path.exists(encfile):
if not self.process_encryption(encfile, opf, log):
raise DRMError(os.path.basename(path))
self.encrypted_fonts = self._encrypted_font_uris
epub3_nav = opf.epub3_nav
if epub3_nav is not None:
self.convert_epub3_nav(epub3_nav, opf, log)
if len(parts) > 1 and parts[0]:
delta = '/'.join(parts[:-1])+'/'
for elem in opf.itermanifest():
elem.set('href', delta+elem.get('href'))
for elem in opf.iterguide():
elem.set('href', delta+elem.get('href'))
f = self.rationalize_cover3 if opf.package_version >= 3.0 else self.rationalize_cover2
self.removed_cover = f(opf, log)
for x in opf.itermanifest():
if x.get('media-type', '') == 'application/x-dtbook+xml':
raise ValueError(
'EPUB files with DTBook markup are not supported')
not_for_spine = set()
for y in opf.itermanifest():
id_ = y.get('id', None)
if id_ and y.get('media-type', None) in {
'application/vnd.adobe-page-template+xml', 'application/vnd.adobe.page-template+xml',
'application/adobe-page-template+xml', 'application/adobe.page-template+xml',
'application/text'}:
not_for_spine.add(id_)
seen = set()
for x in list(opf.iterspine()):
ref = x.get('idref', None)
if not ref or ref in not_for_spine or ref in seen:
x.getparent().remove(x)
continue
seen.add(ref)
if len(list(opf.iterspine())) == 0:
raise ValueError('No valid entries in the spine of this EPUB')
with lopen('content.opf', 'wb') as nopf:
nopf.write(opf.render())
return os.path.abspath(u'content.opf')
def run(self, opts):
import glob, sys, tarfile, os, textwrap, shutil, platform
from contextlib import closing
from cx_Freeze import Executable, setup
from calibre.linux import entry_points
from calibre import walk
is64bit = platform.architecture()[0] == '64bit'
arch = 'x86_64' if is64bit else 'i686'
ffi = '/usr/lib/gcc/x86_64-pc-linux-gnu/4.4.2/libffi.so.4' if is64bit else '/usr/lib/gcc/i686-pc-linux-gnu/4.4.1/libffi.so.4'
stdcpp = '/usr/lib/gcc/%s-pc-linux-gnu/%s/libstdc++.so.6'%(arch, '4.4.2'
if is64bit else '4.4.1')
QTDIR = '/usr/lib/qt4'
QTDLLS = ('QtCore', 'QtGui', 'QtNetwork', 'QtSvg', 'QtXml',
'QtWebKit', 'QtDBus', 'QtXmlPatterns')
binary_excludes = ['libGLcore*', 'libGL*', 'libnvidia*']
os.system('sudo cp /usr/bin/calibre-mount-helper /tmp/calibre-mount-helper')
os.system('sudo chown kovid:users /tmp/calibre-mount-helper')
binary_includes = [
'/usr/bin/pdftohtml',
'/usr/lib/libwmflite-0.2.so.7',
'/usr/lib/liblcms.so.1',
'/usr/lib/liblcms2.so.2',
'/usr/lib/libstlport.so.5.1',
'/tmp/calibre-mount-helper',
'/usr/lib/libchm.so.0',
'/usr/lib/libsqlite3.so.0',
'/usr/lib/libmng.so.1',
'/usr/lib/libpodofo.so.0.8.2',
'/lib/libz.so.1',
'/lib/libuuid.so.1',
'/usr/lib/libtiff.so.5',
'/lib/libbz2.so.1',
'/usr/lib/libpoppler.so.6',
'/usr/lib/libxml2.so.2',
'/usr/lib/libopenjpeg.so.2',
'/usr/lib/libxslt.so.1',
'/usr/lib/libjpeg.so.7',
'/usr/lib/libxslt.so.1',
'/usr/lib/libgthread-2.0.so.0',
stdcpp,
ffi,
'/usr/lib/libpng14.so.14',
'/usr/lib/libexslt.so.0',
'/usr/lib/libMagickWand.so.3',
'/usr/lib/libMagickCore.so.3',
'/usr/lib/libgcrypt.so.11',
'/usr/lib/libgpg-error.so.0',
'/usr/lib/libphonon.so.4',
'/usr/lib/libssl.so.0.9.8',
'/usr/lib/libcrypto.so.0.9.8',
'/lib/libreadline.so.6',
]
binary_includes += [os.path.join(QTDIR, 'lib%s.so.4'%x) for x in QTDLLS]
CALIBRESRC = self.d(self.SRC)
CALIBREPLUGINS = os.path.join(CALIBRESRC, 'src', 'calibre', 'plugins')
FREEZE_DIR = os.path.join(CALIBRESRC, 'build', 'cx_freeze')
DIST_DIR = os.path.join(CALIBRESRC, 'dist')
os.chdir(CALIBRESRC)
self.info('Freezing calibre located at', CALIBRESRC)
entry_points = entry_points['console_scripts'] + entry_points['gui_scripts']
entry_points = ['calibre_postinstall=calibre.linux:main'] + entry_points
executables = {}
for ep in entry_points:
executables[ep.split('=')[0].strip()] = (ep.split('=')[1].split(':')[0].strip(),
ep.split(':')[-1].strip())
if os.path.exists(FREEZE_DIR):
shutil.rmtree(FREEZE_DIR)
os.makedirs(FREEZE_DIR)
if not os.path.exists(DIST_DIR):
os.makedirs(DIST_DIR)
includes = [x[0] for x in executables.values()]
includes += ['email.iterators', 'email.generator', 'sqlite3.dump']
excludes = ['matplotlib', "Tkconstants", "Tkinter", "tcl", "_imagingtk",
"ImageTk", "FixTk", 'wx', 'PyQt4.QtAssistant', 'PyQt4.QtOpenGL.so',
'PyQt4.QtScript.so', 'PyQt4.QtSql.so', 'PyQt4.QtTest.so', 'qt',
'glib', 'gobject']
packages = ['calibre', 'encodings', 'cherrypy', 'cssutils', 'xdg',
'dateutil', 'dns', 'email', 'dbus']
includes += ['calibre.gui2.convert.'+x.split('/')[-1].rpartition('.')[0] for x in \
glob.glob('src/calibre/gui2/convert/*.py')]
includes += ['calibre.gui2.catalog.'+x.split('/')[-1].rpartition('.')[0] for x in \
glob.glob('src/calibre/gui2/catalog/*.py')]
includes += ['calibre.gui2.actions.'+x.split('/')[-1].rpartition('.')[0] for x in \
glob.glob('src/calibre/gui2/actions/*.py')]
includes += ['calibre.gui2.preferences.'+x.split('/')[-1].rpartition('.')[0] for x in \
glob.glob('src/calibre/gui2/preferences/*.py')]
LOADER = '/tmp/loader.py'
open(LOADER, 'wb').write('# This script is never actually used.\nimport sys')
INIT_SCRIPT = '/tmp/init.py'
open(INIT_SCRIPT, 'wb').write(textwrap.dedent('''
## Load calibre module specified in the environment variable CALIBRE_CX_EXE
## Also restrict sys.path to the executables' directory and add the
## executables directory to LD_LIBRARY_PATH
import encodings
import os
import sys
import warnings
import zipimport
import locale
import codecs
enc = locale.getdefaultlocale()[1]
if not enc:
enc = locale.nl_langinfo(locale.CODESET)
enc = codecs.lookup(enc if enc else 'UTF-8').name
sys.setdefaultencoding(enc)
paths = os.environ.get('LD_LIBRARY_PATH', '').split(os.pathsep)
if DIR_NAME not in paths or not sys.getfilesystemencoding():
paths.insert(0, DIR_NAME)
os.environ['LD_LIBRARY_PATH'] = os.pathsep.join(paths)
os.environ['PYTHONIOENCODING'] = enc
os.execv(sys.executable, sys.argv)
sys.path = sys.path[:3]
sys.frozen = True
sys.frozen_path = DIR_NAME
sys.extensions_location = os.path.join(DIR_NAME, 'plugins')
sys.resources_location = os.path.join(DIR_NAME, 'resources')
dfv = os.environ.get('CALIBRE_DEVELOP_FROM', None)
if dfv and os.path.exists(dfv):
sys.path.insert(0, os.path.abspath(dfv))
executables = %(executables)s
exe = os.environ.get('CALIBRE_CX_EXE', False)
ret = 1
if not exe:
print >>sys.stderr, 'Invalid invocation of calibre loader. CALIBRE_CX_EXE not set'
elif exe not in executables:
print >>sys.stderr, 'Invalid invocation of calibre loader. CALIBRE_CX_EXE=%%s is unknown'%%exe
else:
sys.argv[0] = exe
module, func = executables[exe]
module = __import__(module, fromlist=[1])
func = getattr(module, func)
ret = func()
module = sys.modules.get("threading")
if module is not None:
module._shutdown()
sys.exit(ret)
''')%dict(executables=repr(executables)))
sys.argv = ['freeze', 'build_exe']
setup(
name = __appname__,
version = __version__,
executables = [Executable(script=LOADER, targetName='loader', compress=False)],
options = { 'build_exe' :
{
'build_exe' : os.path.join(CALIBRESRC, 'build/cx_freeze'),
'optimize' : 2,
'excludes' : excludes,
'includes' : includes,
'packages' : packages,
'init_script' : INIT_SCRIPT,
'copy_dependent_files' : True,
'create_shared_zip' : False,
}
}
)
def copy_binary(src, dest_dir):
dest = os.path.join(dest_dir, os.path.basename(src))
if not os.path.exists(dest_dir):
os.makedirs(dest_dir)
shutil.copyfile(os.path.realpath(src), dest)
shutil.copymode(os.path.realpath(src), dest)
for f in binary_includes:
copy_binary(f, FREEZE_DIR)
for pat in binary_excludes:
matches = glob.glob(os.path.join(FREEZE_DIR, pat))
for f in matches:
os.remove(f)
self.info('Adding ImageMagick...')
im = glob.glob('/usr/lib/ImageMagick-*')[0]
dest = os.path.join(FREEZE_DIR, 'ImageMagick')
shutil.copytree(im, dest)
for x in os.walk(dest):
for f in x[-1]:
if f.endswith('.a'):
os.remove(os.path.join(x[0], f))
self.info('Adding calibre plugins...')
os.makedirs(os.path.join(FREEZE_DIR, 'plugins'))
for f in glob.glob(os.path.join(CALIBREPLUGINS, '*.so')):
copy_binary(f, os.path.join(FREEZE_DIR, 'plugins'))
self.info('Adding calibre resources...')
shutil.copytree('resources', os.path.join(FREEZE_DIR, 'resources'))
self.info('Adding Qt plugins...')
plugdir = os.path.join(QTDIR, 'plugins')
for dirpath, dirnames, filenames in os.walk(plugdir):
for f in filenames:
if not f.endswith('.so') or 'designer' in dirpath or 'codecs' in dirpath or 'sqldrivers' in dirpath:
continue
f = os.path.join(dirpath, f)
dest_dir = dirpath.replace(plugdir, os.path.join(FREEZE_DIR, 'qtplugins'))
copy_binary(f, dest_dir)
self.info('Creating launchers')
for exe in executables:
path = os.path.join(FREEZE_DIR, exe)
open(path, 'wb').write(textwrap.dedent('''\
#!/bin/sh
export CALIBRE_CX_EXE=%s
path=`readlink -e $0`
base=`dirname $path`
loader=$base/loader
export LD_LIBRARY_PATH=$base:$LD_LIBRARY_PATH
export MAGICK_CONFIGURE_PATH=$base/ImageMagick/config
export MAGICK_CODER_MODULE_PATH=$base/ImageMagick/modules-Q16/coders
export MAGICK_CODER_FILTER_PATH=$base/ImageMagick/modules-Q16/filter
export QT_PLUGIN_PATH=$base/qtplugins:$QT_PLUGIN_PATH
$loader "$@"
''')%exe)
os.chmod(path, 0755)
exes = list(executables.keys())
exes.remove('calibre_postinstall')
open(os.path.join(FREEZE_DIR, 'manifest'), 'wb').write('\n'.join(exes))
self.info('Creating archive...')
dist = open(os.path.join(DIST_DIR, 'calibre-%s-%s.tar.bz2'%(__version__,
arch)), 'wb')
with closing(tarfile.open(fileobj=dist, mode='w:bz2',
format=tarfile.PAX_FORMAT)) as tf:
for f in walk(FREEZE_DIR):
name = f.replace(FREEZE_DIR, '')[1:]
if name:
tf.add(f, name)
dist.flush()
dist.seek(0, 2)
self.info('Archive %s created: %.2f MB'%(dist.name,
dist.tell()/(1024.**2)))
def convert(self, stream, options, file_ext, log, accelerators):
from calibre.utils.zipfile import ZipFile
from calibre import walk
from calibre.ebooks import DRMError
from calibre.ebooks.metadata.opf2 import OPF
try:
zf = ZipFile(stream)
zf.extractall(os.getcwdu())
except:
log.exception("EPUB appears to be invalid ZIP file, trying a" " more forgiving ZIP parser")
from calibre.utils.localunzip import extractall
stream.seek(0)
extractall(stream)
encfile = os.path.abspath(os.path.join("META-INF", "encryption.xml"))
opf = self.find_opf()
if opf is None:
for f in walk(u"."):
if f.lower().endswith(".opf") and "__MACOSX" not in f and not os.path.basename(f).startswith("."):
opf = os.path.abspath(f)
break
path = getattr(stream, "name", "stream")
if opf is None:
raise ValueError("%s is not a valid EPUB file (could not find opf)" % path)
opf = os.path.relpath(opf, os.getcwdu())
parts = os.path.split(opf)
opf = OPF(opf, os.path.dirname(os.path.abspath(opf)))
self._encrypted_font_uris = []
if os.path.exists(encfile):
if not self.process_encryption(encfile, opf, log):
raise DRMError(os.path.basename(path))
self.encrypted_fonts = self._encrypted_font_uris
if len(parts) > 1 and parts[0]:
delta = "/".join(parts[:-1]) + "/"
for elem in opf.itermanifest():
elem.set("href", delta + elem.get("href"))
for elem in opf.iterguide():
elem.set("href", delta + elem.get("href"))
self.removed_cover = self.rationalize_cover(opf, log)
self.optimize_opf_parsing = opf
for x in opf.itermanifest():
if x.get("media-type", "") == "application/x-dtbook+xml":
raise ValueError("EPUB files with DTBook markup are not supported")
not_for_spine = set()
for y in opf.itermanifest():
id_ = y.get("id", None)
if id_ and y.get("media-type", None) in ("application/vnd.adobe-page-template+xml", "application/text"):
not_for_spine.add(id_)
seen = set()
for x in list(opf.iterspine()):
ref = x.get("idref", None)
if not ref or ref in not_for_spine or ref in seen:
x.getparent().remove(x)
continue
seen.add(ref)
if len(list(opf.iterspine())) == 0:
raise ValueError("No valid entries in the spine of this EPUB")
with open("content.opf", "wb") as nopf:
nopf.write(opf.render())
return os.path.abspath(u"content.opf")