gitinspector/changes.py

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# coding: utf-8
#
# Copyright © 2012-2013 Ejwa Software. All rights reserved.
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#
# 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 __future__ import print_function
from outputable import Outputable
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import codecs
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import extensions
import filtering
import interval
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import re
import os
import subprocess
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import terminal
import textwrap
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class FileDiff:
def __init__(self, string):
commit_line = string.split("|")
if commit_line.__len__() == 2:
self.name = commit_line[0].strip()
self.insertions = commit_line[1].count("+")
self.deletions = commit_line[1].count("-")
@staticmethod
def is_filediff_line(string):
string = string.split("|")
return string.__len__() == 2 and string[1].find("Bin") == -1 and ('+' in string[1] or '-' in string[1])
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@staticmethod
def get_extension(string):
string = string.encode("utf-8", "replace")
string = string.decode("utf-8", "replace")
string = string.split("|")[0].strip().strip("{}").strip("\"").strip("'")
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string = codecs.getdecoder('unicode_escape')(string.strip())[0]
return os.path.splitext(string)[1][1:]
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@staticmethod
def get_filename(string):
string = string.encode("utf-8", "replace")
string = string.decode("utf-8", "replace")
string = string.split("|")[0].strip().strip("{}").strip("\"").strip("'")
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return codecs.getdecoder('unicode_escape')(string.strip())[0]
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@staticmethod
def is_valid_extension(string):
extension = FileDiff.get_extension(string)
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for i in extensions.get():
if extension == i:
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return True
return False
class Commit:
def __init__(self, string):
self.filediffs = []
commit_line = string.split("|")
if commit_line.__len__() == 4:
self.date = commit_line[0]
self.sha = commit_line[1]
self.author = re.sub("[^\w ]", "", commit_line[2].strip())
self.message = commit_line[3].strip()
def add_filediff(self, filediff):
self.filediffs.append(filediff)
def get_filediffs(self):
return self.filediffs
@staticmethod
def is_commit_line(string):
return string.split("|").__len__() == 4
class AuthorInfo:
insertions = 0
deletions = 0
commits = 0
class Changes:
def __init__(self, hard):
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self.commits = []
git_log_r = subprocess.Popen("git log --pretty=\"%cd|%H|%aN|%s\" --stat=100000,8192 --no-merges -w " +
interval.get_since() + interval.get_until() +
"{0} --date=short".format("-C -C -M" if hard else ""),
shell=True, bufsize=1, stdout=subprocess.PIPE).stdout
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commit = None
found_valid_extension = False
lines = git_log_r.readlines()
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for i in lines:
i = i.decode("utf-8", "replace")
if Commit.is_commit_line(i) or i == lines[-1]:
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if found_valid_extension:
self.commits.append(commit)
found_valid_extension = False
commit = Commit(i)
if FileDiff.is_filediff_line(i) and not filtering.set_filtered(FileDiff.get_filename(i)):
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extensions.add_located(FileDiff.get_extension(i))
if FileDiff.is_valid_extension(i):
found_valid_extension = True
filediff = FileDiff(i)
commit.add_filediff(filediff)
if interval.has_interval() and len(self.commits) > 0:
interval.set_ref(self.commits[0].sha)
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def get_commits(self):
return self.commits
@staticmethod
def __modify_authorinfo__(authors, key, commit):
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if authors.get(key, None) == None:
authors[key] = AuthorInfo()
if commit.get_filediffs():
authors[key].commits += 1
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for j in commit.get_filediffs():
authors[key].insertions += j.insertions
authors[key].deletions += j.deletions
def get_authorinfo_list(self):
authors = {}
for i in self.commits:
Changes.__modify_authorinfo__(authors, i.author, i)
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return authors
def get_authordateinfo_list(self):
authors = {}
for i in self.commits:
Changes.__modify_authorinfo__(authors, (i.date, i.author), i)
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return authors
__changes__ = None
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def get(hard):
global __changes__
if __changes__ == None:
__changes__ = Changes(hard)
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return __changes__
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__historical_info_text__ = "The following historical commit information, by author, was found in the repository"
__no_commited_files__ = "No commited files with the specified extensions were found"
class ChangesOutput(Outputable):
def __init__(self, hard):
self.hard = hard
Outputable.__init__(self)
def output_html(self):
authorinfo_list = get(self.hard).get_authorinfo_list()
total_changes = 0.0
changes_xml = "<div><div class=\"box\">"
chart_data = ""
for i in authorinfo_list:
total_changes += authorinfo_list.get(i).insertions
total_changes += authorinfo_list.get(i).deletions
if authorinfo_list:
changes_xml += "<p>" + __historical_info_text__ + ".</p><div><table id=\"changes\" class=\"git\">"
changes_xml += ("<thead><tr> <th>Author</th> <th>Commits</th> <th>Insertions</th> <th>Deletions</th>" +
"<th>% of changes</th> </tr></thead>")
changes_xml += "<tbody>"
for i, entry in enumerate(sorted(authorinfo_list)):
authorinfo = authorinfo_list.get(entry)
percentage = 0 if total_changes == 0 else (authorinfo.insertions + authorinfo.deletions) / total_changes * 100
changes_xml += "<tr " + ("class=\"odd\">" if i % 2 == 1 else ">")
changes_xml += "<td>" + entry + "</td>"
changes_xml += "<td>" + str(authorinfo.commits) + "</td>"
changes_xml += "<td>" + str(authorinfo.insertions) + "</td>"
changes_xml += "<td>" + str(authorinfo.deletions) + "</td>"
changes_xml += "<td>" + "{0:.2f}".format(percentage) + "</td>"
changes_xml += "</tr>"
chart_data += "{{label: \"{0}\", data: {1}}}".format(entry, "{0:.2f}".format(percentage))
if sorted(authorinfo_list)[-1] != entry:
chart_data += ", "
changes_xml += ("<tfoot><tr> <td colspan=\"5\">&nbsp;</td> </tr></tfoot></tbody></table>")
changes_xml += "<div class=\"chart\" id=\"changes_chart\"></div></div>"
changes_xml += "<script type=\"text/javascript\">"
changes_xml += " $.plot($(\"#changes_chart\"), [{0}], {{".format(chart_data)
changes_xml += " series: {"
changes_xml += " pie: {"
changes_xml += " innerRadius: 0.4,"
changes_xml += " show: true,"
changes_xml += " combine: {"
changes_xml += " threshold: 0.01,"
changes_xml += " label: \"Minor Authors\""
changes_xml += " }"
changes_xml += " }"
changes_xml += " }"
changes_xml += " });"
changes_xml += "</script>"
else:
changes_xml += "<p>" + __no_commited_files__ + ".</p>"
changes_xml += "</div></div>"
print(changes_xml)
def output_text(self):
authorinfo_list = get(self.hard).get_authorinfo_list()
total_changes = 0.0
for i in authorinfo_list:
total_changes += authorinfo_list.get(i).insertions
total_changes += authorinfo_list.get(i).deletions
if authorinfo_list:
print(textwrap.fill(__historical_info_text__ + ":", width=terminal.get_size()[0]) + "\n")
terminal.printb("Author".ljust(21) + "Commits " + "Insertions " + "Deletions " + "% of changes")
for i in sorted(authorinfo_list):
authorinfo = authorinfo_list.get(i)
percentage = 0 if total_changes == 0 else (authorinfo.insertions + authorinfo.deletions) / total_changes * 100
print(i.ljust(20)[0:20], end=" ")
print(str(authorinfo.commits).rjust(7), end=" ")
print(str(authorinfo.insertions).rjust(12), end=" ")
print(str(authorinfo.deletions).rjust(11), end=" ")
print("{0:.2f}".format(percentage).rjust(14))
else:
print(__no_commited_files__ + ".")
def output_xml(self):
authorinfo_list = get(self.hard).get_authorinfo_list()
total_changes = 0.0
for i in authorinfo_list:
total_changes += authorinfo_list.get(i).insertions
total_changes += authorinfo_list.get(i).deletions
if authorinfo_list:
message_xml = "\t\t<message>" + __historical_info_text__ + "</message>\n"
changes_xml = ""
for i in sorted(authorinfo_list):
authorinfo = authorinfo_list.get(i)
percentage = 0 if total_changes == 0 else (authorinfo.insertions + authorinfo.deletions) / total_changes * 100
name_xml = "\t\t\t\t<name>" + i + "</name>\n"
commits_xml = "\t\t\t\t<commits>" + str(authorinfo.commits) + "</commits>\n"
insertions_xml = "\t\t\t\t<insertions>" + str(authorinfo.insertions) + "</insertions>\n"
deletions_xml = "\t\t\t\t<deletions>" + str(authorinfo.deletions) + "</deletions>\n"
percentage_xml = "\t\t\t\t<percentage-of-changes>" + "{0:.2f}".format(percentage) + "</percentage-of-changes>\n"
changes_xml += ("\t\t\t<author>\n" + name_xml + commits_xml + insertions_xml +
deletions_xml + percentage_xml + "\t\t\t</author>\n")
print("\t<changes>\n" + message_xml + "\t\t<authors>\n" + changes_xml + "\t\t</authors>\n\t</changes>")
else:
print("\t<changes>\n\t\t<exception>" + __no_commited_files__ + "</exception>\n\t</changes>")