/usr/share/pyshared/nevow/scripts/xmlgettext.py is in python-nevow 0.10.0-4build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 | from xml.dom import pulldom
from cStringIO import StringIO
from twisted.python import usage
import nevow
class LineBasedStream(object):
"""
Allow pulldom to read at most one line at a time, to get accurate
line number reporting. Otherwise it always reports everything is
on the last line read in a single chunk.
Delay reporting newlines to next read, to avoid line numbers
always being off by one.
Not the prettiest code I've written :-(
"""
def __init__(self, stream):
self.stream = stream
self.buffer = ''
def read(self, bufsize):
if not self.buffer:
self.buffer = self.stream.readline(bufsize)
if not self.buffer:
# eof
return ''
data, self.buffer = self.buffer, ''
while data.endswith('\n'):
self.buffer = self.buffer + data[-1]
data = data[:-1]
if not data:
# data was nothing but newlines, undo above or it would
# look like EOF and we'd never make progress
data, self.buffer = self.buffer, ''
return data
def getMsgID(node):
out = StringIO()
print >>out, 'msgid ""'
for child in node.childNodes:
s = child.toxml('utf-8')
s = s.replace('\\', '\\\\')
s = s.replace('"', '\\"')
s = s.replace('\n', '\\n')
print >>out, '"%s"' % s
print >>out, 'msgstr ""'
return out.getvalue()
def process(filename, messages):
f = open(filename, 'rU')
stream = LineBasedStream(f)
events = pulldom.parse(stream)
for (event, node) in events:
if event == pulldom.START_ELEMENT:
get = getattr(node, 'getAttributeNS', None)
if get is not None:
value = get('http://nevow.com/ns/nevow/0.1', 'render')
if value == 'i18n':
events.expandNode(node)
msgid = getMsgID(node)
l = messages.setdefault(msgid, [])
l.append('#: %s:%d' % (filename, events.parser.getLineNumber()))
def report(messages):
for msgid, locations in messages.items():
for line in locations:
print line
print msgid
class GettextOptions(usage.Options):
def opt_version(self):
print 'Nevow version:', nevow.__version__
usage.Options.opt_version(self)
def parseArgs(self, *files):
self['files'] = files
def runApp(config):
messages = {}
for filename in config['files']:
process(filename, messages)
report(messages)
def run():
from twisted.application import app
app.run(runApp, GettextOptions)
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