gitinspector/blame.py

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2012-05-04 11:40:30 +02:00
# coding: utf-8
#
# Copyright © 2012 Ejwa Software. All rights reserved.
#
# This file is part of gitinspector.
#
# gitinspector is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# gitinspector is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with gitinspector. If not, see <http://www.gnu.org/licenses/>.
from changes import FileDiff
import re
import sysrun
import terminal
class Blame:
def __init__(self, repo, hard):
self.blames = {}
ls_tree_r = sysrun.run(repo, "git ls-tree --name-only -r HEAD")
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for i in ls_tree_r.readlines():
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if FileDiff.is_valid_extension(i):
git_blame_r = sysrun.run(repo, "git blame -w {0} \"".format("-C -M" if hard else "") +
i.strip() + "\"")
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for j in git_blame_r.readlines():
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if Blame.is_blame_line(j):
author = Blame.get_author(j)
if self.blames.get(author, None) == None:
self.blames[author] = 0
self.blames[author] += 1
@staticmethod
def is_blame_line(string):
return string.find(" (") != -1
@staticmethod
def get_author(string):
author = re.search(" \((.*?)\d\d\d\d-\d\d-\d\d", string)
return re.sub("[^\w ]", "", author.group(1)).strip()
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def output(repo, hard):
blame = Blame(repo, hard)
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print "\nBelow is the number of rows from each author that have survived and"
print "are still intact in the current revision:\n"
terminal.printb("Author".ljust(21) + " Rows")
for i in sorted(blame.blames.items()):
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print i[0].ljust(20)[0:20],
print str(i[1]).rjust(10)