Attachment 507000 Details for Bug 779006

copied from subversion-1.7.6/tools/hook-scripts/verify-po.py

verify-po.py (text/x-python), 3.87 KB, created by Karl Eichwalder on 2012-09-25 15:10:44 UTC

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Creator: Karl Eichwalder

Created: 2012-09-25 15:10:44 UTC

Size: 3.87 KB

patch

obsolete

>#!/usr/bin/env python
>#
>#
># Licensed to the Apache Software Foundation (ASF) under one
># or more contributor license agreements.  See the NOTICE file
># distributed with this work for additional information
># regarding copyright ownership.  The ASF licenses this file
># to you under the Apache License, Version 2.0 (the
># "License"); you may not use this file except in compliance
># with the License.  You may obtain a copy of the License at
>#
>#   http://www.apache.org/licenses/LICENSE-2.0
>#
># Unless required by applicable law or agreed to in writing,
># software distributed under the License is distributed on an
># "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
># KIND, either express or implied.  See the License for the
># specific language governing permissions and limitations
># under the License.
>#
>#
>"""This is a pre-commit hook that checks whether the contents of PO files
>committed to the repository are encoded in UTF-8.
>"""
>
>import codecs
>import string
>import sys
>import subprocess
>from svn import core, fs, delta, repos
>
># Set to the path of the 'msgfmt' executable to use msgfmt to check
># the syntax of the po file
>
>USE_MSGFMT = "/usr/bin/msgfmt"
>
>if USE_MSGFMT is not None:
>  class MsgFmtChecker:
>    def __init__(self):
>      self.pipe = subprocess.Popen([USE_MSGFMT, "-c", "-o", "/dev/null", "-"],
>                                   stdin=subprocess.PIPE,
>                                   close_fds=sys.platform != "win32")
>      self.io_error = 0
>
>    def write(self, data):
>      if self.io_error:
>        return
>      try:
>        self.pipe.stdin.write(data)
>      except IOError:
>        self.io_error = 1
>
>    def close(self):
>      try:
>        self.pipe.stdin.close()
>      except IOError:
>        self.io_error = 1
>      return self.pipe.wait() == 0 and not self.io_error
>else:
>  class MsgFmtChecker:
>    def write(self, data):
>      pass
>    def close(self):
>      return 1
>
>
>class ChangeReceiver(delta.Editor):
>  def __init__(self, txn_root, base_root, pool):
>    self.txn_root = txn_root
>    self.base_root = base_root
>    self.pool = pool
>
>  def add_file(self, path, parent_baton,
>               copyfrom_path, copyfrom_revision, file_pool):
>    return [0, path]
>
>  def open_file(self, path, parent_baton, base_revision, file_pool):
>    return [0, path]
>
>  def apply_textdelta(self, file_baton, base_checksum):
>    file_baton[0] = 1
>    # no handler
>    return None
>
>  def close_file(self, file_baton, text_checksum):
>    changed, path = file_baton
>    if len(path) < 3 or path[-3:] != '.po' or not changed:
>      # This is not a .po file, or it hasn't changed
>      return
>
>    try:
>      # Read the file contents through a validating UTF-8 decoder
>      subpool = core.svn_pool_create(self.pool)
>      checker = MsgFmtChecker()
>      try:
>        stream = core.Stream(fs.file_contents(self.txn_root, path, subpool))
>        reader = codecs.getreader('UTF-8')(stream, 'strict')
>        writer = codecs.getwriter('UTF-8')(checker, 'strict')
>        while True:
>          data = reader.read(core.SVN_STREAM_CHUNK_SIZE)
>          if not data:
>            break
>          writer.write(data)
>        if not checker.close():
>          sys.exit("PO format check failed for '" + path + "'")
>      except UnicodeError:
>        sys.exit("PO file is not in UTF-8: '" + path + "'")
>    finally:
>      core.svn_pool_destroy(subpool)
>
>
>def check_po(pool, repos_path, txn):
>  def authz_cb(root, path, pool):
>    return 1
>
>  fs_ptr = repos.fs(repos.open(repos_path, pool))
>  txn_ptr = fs.open_txn(fs_ptr, txn, pool)
>  txn_root = fs.txn_root(txn_ptr, pool)
>  base_root = fs.revision_root(fs_ptr, fs.txn_base_revision(txn_ptr), pool)
>  editor = ChangeReceiver(txn_root, base_root, pool)
>  e_ptr, e_baton = delta.make_editor(editor, pool)
>  repos.dir_delta(base_root, '', '', txn_root, '',
>		  e_ptr, e_baton, authz_cb, 0, 1, 0, 0, pool)
>
>
>if __name__ == '__main__':
>  assert len(sys.argv) == 3
>  core.run_app(check_po, sys.argv[1], sys.argv[2])

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Attachments on bug 779006: 507000