Hacked By AnonymousFox
import os
import re
import sys
from distutils import log
import xml.dom.pulldom
import shlex
import locale
import codecs
import unicodedata
import warnings
from setuptools.compat import unicode
from xml.sax.saxutils import unescape
try:
import urlparse
except ImportError:
import urllib.parse as urlparse
from subprocess import Popen as _Popen, PIPE as _PIPE
#NOTE: Use of the command line options require SVN 1.3 or newer (December 2005)
# and SVN 1.3 hasn't been supported by the developers since mid 2008.
#subprocess is called several times with shell=(sys.platform=='win32')
#see the follow for more information:
# http://bugs.python.org/issue8557
# http://stackoverflow.com/questions/5658622/
# python-subprocess-popen-environment-path
def _run_command(args, stdout=_PIPE, stderr=_PIPE, encoding=None, stream=0):
#regarding the shell argument, see: http://bugs.python.org/issue8557
try:
proc = _Popen(args, stdout=stdout, stderr=stderr,
shell=(sys.platform == 'win32'))
data = proc.communicate()[stream]
except OSError:
return 1, ''
#doubled checked and
data = decode_as_string(data, encoding)
#communciate calls wait()
return proc.returncode, data
def _get_entry_schedule(entry):
schedule = entry.getElementsByTagName('schedule')[0]
return "".join([t.nodeValue
for t in schedule.childNodes
if t.nodeType == t.TEXT_NODE])
def _get_target_property(target):
property_text = target.getElementsByTagName('property')[0]
return "".join([t.nodeValue
for t in property_text.childNodes
if t.nodeType == t.TEXT_NODE])
def _get_xml_data(decoded_str):
if sys.version_info < (3, 0):
#old versions want an encoded string
data = decoded_str.encode('utf-8')
else:
data = decoded_str
return data
def joinpath(prefix, *suffix):
if not prefix or prefix == '.':
return os.path.join(*suffix)
return os.path.join(prefix, *suffix)
def determine_console_encoding():
try:
#try for the preferred encoding
encoding = locale.getpreferredencoding()
#see if the locale.getdefaultlocale returns null
#some versions of python\platforms return US-ASCII
#when it cannot determine an encoding
if not encoding or encoding == "US-ASCII":
encoding = locale.getdefaultlocale()[1]
if encoding:
codecs.lookup(encoding) # make sure a lookup error is not made
except (locale.Error, LookupError):
encoding = None
is_osx = sys.platform == "darwin"
if not encoding:
return ["US-ASCII", "utf-8"][is_osx]
elif encoding.startswith("mac-") and is_osx:
#certain versions of python would return mac-roman as default
#OSX as a left over of earlier mac versions.
return "utf-8"
else:
return encoding
_console_encoding = determine_console_encoding()
def decode_as_string(text, encoding=None):
"""
Decode the console or file output explicitly using getpreferredencoding.
The text paraemeter should be a encoded string, if not no decode occurs
If no encoding is given, getpreferredencoding is used. If encoding is
specified, that is used instead. This would be needed for SVN --xml
output. Unicode is explicitly put in composed NFC form.
--xml should be UTF-8 (SVN Issue 2938) the discussion on the Subversion
DEV List from 2007 seems to indicate the same.
"""
#text should be a byte string
if encoding is None:
encoding = _console_encoding
if not isinstance(text, unicode):
text = text.decode(encoding)
text = unicodedata.normalize('NFC', text)
return text
def parse_dir_entries(decoded_str):
'''Parse the entries from a recursive info xml'''
doc = xml.dom.pulldom.parseString(_get_xml_data(decoded_str))
entries = list()
for event, node in doc:
if event == 'START_ELEMENT' and node.nodeName == 'entry':
doc.expandNode(node)
if not _get_entry_schedule(node).startswith('delete'):
entries.append((node.getAttribute('path'),
node.getAttribute('kind')))
return entries[1:] # do not want the root directory
def parse_externals_xml(decoded_str, prefix=''):
'''Parse a propget svn:externals xml'''
prefix = os.path.normpath(prefix)
prefix = os.path.normcase(prefix)
doc = xml.dom.pulldom.parseString(_get_xml_data(decoded_str))
externals = list()
for event, node in doc:
if event == 'START_ELEMENT' and node.nodeName == 'target':
doc.expandNode(node)
path = os.path.normpath(node.getAttribute('path'))
if os.path.normcase(path).startswith(prefix):
path = path[len(prefix)+1:]
data = _get_target_property(node)
#data should be decoded already
for external in parse_external_prop(data):
externals.append(joinpath(path, external))
return externals # do not want the root directory
def parse_external_prop(lines):
"""
Parse the value of a retrieved svn:externals entry.
possible token setups (with quotng and backscaping in laters versions)
URL[@#] EXT_FOLDERNAME
[-r#] URL EXT_FOLDERNAME
EXT_FOLDERNAME [-r#] URL
"""
externals = []
for line in lines.splitlines():
line = line.lstrip() # there might be a "\ "
if not line:
continue
if sys.version_info < (3, 0):
#shlex handles NULLs just fine and shlex in 2.7 tries to encode
#as ascii automatiically
line = line.encode('utf-8')
line = shlex.split(line)
if sys.version_info < (3, 0):
line = [x.decode('utf-8') for x in line]
#EXT_FOLDERNAME is either the first or last depending on where
#the URL falls
if urlparse.urlsplit(line[-1])[0]:
external = line[0]
else:
external = line[-1]
external = decode_as_string(external, encoding="utf-8")
externals.append(os.path.normpath(external))
return externals
def parse_prop_file(filename, key):
found = False
f = open(filename, 'rt')
data = ''
try:
for line in iter(f.readline, ''): # can't use direct iter!
parts = line.split()
if len(parts) == 2:
kind, length = parts
data = f.read(int(length))
if kind == 'K' and data == key:
found = True
elif kind == 'V' and found:
break
finally:
f.close()
return data
class SvnInfo(object):
'''
Generic svn_info object. No has little knowledge of how to extract
information. Use cls.load to instatiate according svn version.
Paths are not filesystem encoded.
'''
@staticmethod
def get_svn_version():
code, data = _run_command(['svn', '--version', '--quiet'])
if code == 0 and data:
return data.strip()
else:
return ''
#svnversion return values (previous implementations return max revision)
# 4123:4168 mixed revision working copy
# 4168M modified working copy
# 4123S switched working copy
# 4123:4168MS mixed revision, modified, switched working copy
revision_re = re.compile(r'(?:([\-0-9]+):)?(\d+)([a-z]*)\s*$', re.I)
@classmethod
def load(cls, dirname=''):
normdir = os.path.normpath(dirname)
code, data = _run_command(['svn', 'info', normdir])
# Must check for some contents, as some use empty directories
# in testcases
svn_dir = os.path.join(normdir, '.svn')
has_svn = (os.path.isfile(os.path.join(svn_dir, 'entries')) or
os.path.isfile(os.path.join(svn_dir, 'dir-props')) or
os.path.isfile(os.path.join(svn_dir, 'dir-prop-base')))
svn_version = tuple(cls.get_svn_version().split('.'))
try:
base_svn_version = tuple(int(x) for x in svn_version[:2])
except ValueError:
base_svn_version = tuple()
if not has_svn:
return SvnInfo(dirname)
if code or not base_svn_version or base_svn_version < (1, 3):
warnings.warn(("No SVN 1.3+ command found: falling back "
"on pre 1.7 .svn parsing"), DeprecationWarning)
return SvnFileInfo(dirname)
if base_svn_version < (1, 5):
return Svn13Info(dirname)
return Svn15Info(dirname)
def __init__(self, path=''):
self.path = path
self._entries = None
self._externals = None
def get_revision(self):
'Retrieve the directory revision informatino using svnversion'
code, data = _run_command(['svnversion', '-c', self.path])
if code:
log.warn("svnversion failed")
return 0
parsed = self.revision_re.match(data)
if parsed:
return int(parsed.group(2))
else:
return 0
@property
def entries(self):
if self._entries is None:
self._entries = self.get_entries()
return self._entries
@property
def externals(self):
if self._externals is None:
self._externals = self.get_externals()
return self._externals
def iter_externals(self):
'''
Iterate over the svn:external references in the repository path.
'''
for item in self.externals:
yield item
def iter_files(self):
'''
Iterate over the non-deleted file entries in the repository path
'''
for item, kind in self.entries:
if kind.lower() == 'file':
yield item
def iter_dirs(self, include_root=True):
'''
Iterate over the non-deleted file entries in the repository path
'''
if include_root:
yield self.path
for item, kind in self.entries:
if kind.lower() == 'dir':
yield item
def get_entries(self):
return []
def get_externals(self):
return []
class Svn13Info(SvnInfo):
def get_entries(self):
code, data = _run_command(['svn', 'info', '-R', '--xml', self.path],
encoding="utf-8")
if code:
log.debug("svn info failed")
return []
return parse_dir_entries(data)
def get_externals(self):
#Previous to 1.5 --xml was not supported for svn propget and the -R
#output format breaks the shlex compatible semantics.
cmd = ['svn', 'propget', 'svn:externals']
result = []
for folder in self.iter_dirs():
code, lines = _run_command(cmd + [folder], encoding="utf-8")
if code != 0:
log.warn("svn propget failed")
return []
#lines should a str
for external in parse_external_prop(lines):
if folder:
external = os.path.join(folder, external)
result.append(os.path.normpath(external))
return result
class Svn15Info(Svn13Info):
def get_externals(self):
cmd = ['svn', 'propget', 'svn:externals', self.path, '-R', '--xml']
code, lines = _run_command(cmd, encoding="utf-8")
if code:
log.debug("svn propget failed")
return []
return parse_externals_xml(lines, prefix=os.path.abspath(self.path))
class SvnFileInfo(SvnInfo):
def __init__(self, path=''):
super(SvnFileInfo, self).__init__(path)
self._directories = None
self._revision = None
def _walk_svn(self, base):
entry_file = joinpath(base, '.svn', 'entries')
if os.path.isfile(entry_file):
entries = SVNEntriesFile.load(base)
yield (base, False, entries.parse_revision())
for path in entries.get_undeleted_records():
path = decode_as_string(path)
path = joinpath(base, path)
if os.path.isfile(path):
yield (path, True, None)
elif os.path.isdir(path):
for item in self._walk_svn(path):
yield item
def _build_entries(self):
entries = list()
rev = 0
for path, isfile, dir_rev in self._walk_svn(self.path):
if isfile:
entries.append((path, 'file'))
else:
entries.append((path, 'dir'))
rev = max(rev, dir_rev)
self._entries = entries
self._revision = rev
def get_entries(self):
if self._entries is None:
self._build_entries()
return self._entries
def get_revision(self):
if self._revision is None:
self._build_entries()
return self._revision
def get_externals(self):
prop_files = [['.svn', 'dir-prop-base'],
['.svn', 'dir-props']]
externals = []
for dirname in self.iter_dirs():
prop_file = None
for rel_parts in prop_files:
filename = joinpath(dirname, *rel_parts)
if os.path.isfile(filename):
prop_file = filename
if prop_file is not None:
ext_prop = parse_prop_file(prop_file, 'svn:externals')
#ext_prop should be utf-8 coming from svn:externals
ext_prop = decode_as_string(ext_prop, encoding="utf-8")
externals.extend(parse_external_prop(ext_prop))
return externals
def svn_finder(dirname=''):
#combined externals due to common interface
#combined externals and entries due to lack of dir_props in 1.7
info = SvnInfo.load(dirname)
for path in info.iter_files():
yield path
for path in info.iter_externals():
sub_info = SvnInfo.load(path)
for sub_path in sub_info.iter_files():
yield sub_path
class SVNEntriesFile(object):
def __init__(self, data):
self.data = data
@classmethod
def load(class_, base):
filename = os.path.join(base, '.svn', 'entries')
f = open(filename)
try:
result = SVNEntriesFile.read(f)
finally:
f.close()
return result
@classmethod
def read(class_, fileobj):
data = fileobj.read()
is_xml = data.startswith('<?xml')
class_ = [SVNEntriesFileText, SVNEntriesFileXML][is_xml]
return class_(data)
def parse_revision(self):
all_revs = self.parse_revision_numbers() + [0]
return max(all_revs)
class SVNEntriesFileText(SVNEntriesFile):
known_svn_versions = {
'1.4.x': 8,
'1.5.x': 9,
'1.6.x': 10,
}
def __get_cached_sections(self):
return self.sections
def get_sections(self):
SECTION_DIVIDER = '\f\n'
sections = self.data.split(SECTION_DIVIDER)
sections = [x for x in map(str.splitlines, sections)]
try:
# remove the SVN version number from the first line
svn_version = int(sections[0].pop(0))
if not svn_version in self.known_svn_versions.values():
log.warn("Unknown subversion verson %d", svn_version)
except ValueError:
return
self.sections = sections
self.get_sections = self.__get_cached_sections
return self.sections
def is_valid(self):
return bool(self.get_sections())
def get_url(self):
return self.get_sections()[0][4]
def parse_revision_numbers(self):
revision_line_number = 9
rev_numbers = [
int(section[revision_line_number])
for section in self.get_sections()
if (len(section) > revision_line_number
and section[revision_line_number])
]
return rev_numbers
def get_undeleted_records(self):
undeleted = lambda s: s and s[0] and (len(s) < 6 or s[5] != 'delete')
result = [
section[0]
for section in self.get_sections()
if undeleted(section)
]
return result
class SVNEntriesFileXML(SVNEntriesFile):
def is_valid(self):
return True
def get_url(self):
"Get repository URL"
urlre = re.compile('url="([^"]+)"')
return urlre.search(self.data).group(1)
def parse_revision_numbers(self):
revre = re.compile(r'committed-rev="(\d+)"')
return [
int(m.group(1))
for m in revre.finditer(self.data)
]
def get_undeleted_records(self):
entries_pattern = \
re.compile(r'name="([^"]+)"(?![^>]+deleted="true")', re.I)
results = [
unescape(match.group(1))
for match in entries_pattern.finditer(self.data)
]
return results
if __name__ == '__main__':
for name in svn_finder(sys.argv[1]):
print(name)
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