| #!/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. |
| # |
| # |
| # |
| # USAGE: blame.py [-r REV] repos-path file |
| # |
| |
| import sys |
| import os |
| import getopt |
| try: |
| my_getopt = getopt.gnu_getopt |
| except AttributeError: |
| my_getopt = getopt.getopt |
| import difflib |
| from svn import fs, core, repos |
| |
| CHUNK_SIZE = 100000 |
| |
| def blame(path, filename, rev=None): |
| |
| annotresult = {} |
| path = core.svn_path_canonicalize(path) |
| |
| repos_ptr = repos.open(path) |
| fsob = repos.fs(repos_ptr) |
| |
| if rev is None: |
| rev = fs.youngest_rev(fsob) |
| filedata = '' |
| for i in range(0, rev+1): |
| root = fs.revision_root(fsob, i) |
| if fs.check_path(root, filename) != core.svn_node_none: |
| first = i |
| break |
| print("First revision is %d" % first) |
| print("Last revision is %d" % rev) |
| for i in range(first, rev+1): |
| previousroot = root |
| root = fs.revision_root(fsob, i) |
| if i != first: |
| if not fs.contents_changed(root, filename, previousroot, filename): |
| continue |
| |
| file = fs.file_contents(root, filename) |
| previousdata = filedata |
| filedata = '' |
| while True: |
| data = core.svn_stream_read(file, CHUNK_SIZE) |
| if not data: |
| break |
| filedata = filedata + data |
| |
| print("Current revision is %d" % i) |
| diffresult = difflib.ndiff(previousdata.splitlines(1), |
| filedata.splitlines(1)) |
| # print ''.join(diffresult) |
| k = 0 |
| for j in diffresult: |
| if j[0] == ' ': |
| if k in annotresult: |
| k = k + 1 |
| continue |
| else: |
| annotresult[k] = (i, j[2:]) |
| k = k + 1 |
| continue |
| elif j[0] == '?': |
| continue |
| annotresult[k] = (i, j[2:]) |
| if j[0] != '-': |
| k = k + 1 |
| # print ''.join(diffresult) |
| # print annotresult |
| for x in range(len(annotresult.keys())): |
| sys.stdout.write("Line %d (r%d):%s" % (x, |
| annotresult[x][0], |
| annotresult[x][1])) |
| |
| def usage(): |
| print("USAGE: blame.py [-r REV] repos-path file") |
| sys.exit(1) |
| |
| def main(): |
| opts, args = getopt.getopt(sys.argv[1:], 'r:') |
| if len(args) != 2: |
| usage() |
| rev = None |
| for name, value in opts: |
| if name == '-r': |
| rev = int(value) |
| blame(args[0], args[1], rev) |
| |
| if __name__ == '__main__': |
| main() |