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import os
import re
def get_entries_files(base, recurse=True):
for base,dirs,files in os.walk(os.curdir):
if '.svn' not in dirs:
dirs[:] = []
continue # no sense walking uncontrolled subdirs
dirs.remove('.svn')
f = open(os.path.join(base,'.svn','entries'))
yield f.read()
f.close()
class SVNEntries(object):
def __init__(self, data):
self.data = data
@classmethod
def load(class_, base):
filename = os.path.join(base, '.svn', 'entries')
f = open(filename)
result = SVNEntries.read(f)
f.close()
return result
@classmethod
def read(class_, file):
data = file.read()
is_xml = data.startswith('<?xml')
class_ = [SVNEntriesText, SVNEntriesXML][is_xml]
return class_(data)
def parse_revision(self):
all_revs = self.parse_revision_numbers() + [0]
return max(all_revs)
class SVNEntriesText(SVNEntries):
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 = 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 SVNEntriesXML(SVNEntries):
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('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
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