-#!/usr/bin/env python
-#
-# Copyright (C) 2010-2011 W. Trevor King <wking@drexel.edu>
-#
-# This file is part of calibcant.
-#
-# calibcant is free software: you can redistribute it and/or
-# modify it under the terms of the GNU Lesser General Public
-# License as published by the Free Software Foundation, either
-# version 3 of the License, or (at your option) any later version.
-#
-# calibcant 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 Lesser General Public License for more details.
-#
-# You should have received a copy of the GNU Lesser General Public
-# License along with calibcant. If not, see
-# <http://www.gnu.org/licenses/>.
-
-"""Automatically update copyright boilerplate.
-
-This script is adapted from one written for `Bugs Everywhere`_
-and Hooke_.
-
-.. _Bugs Everywhere: http://bugseverywhere.org/
-.. _Hooke: http://code.google.com/p/hooke/
-"""
-
-import difflib
-import email.utils
-import os
-import os.path
-import re
-import sys
-import time
-
-
-PROJECT_INFO = {
- 'project': 'calibcant',
- 'vcs': 'Git',
- }
-
-# Break "copyright" into "copy" and "right" to avoid matching the
-# REGEXP.
-COPY_RIGHT_TEXT="""
-This file is part of %(project)s.
-
-%(project)s is free software: you can redistribute it and/or
-modify it under the terms of the GNU Lesser General Public
-License as published by the Free Software Foundation, either
-version 3 of the License, or (at your option) any later version.
-
-%(project)s 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 Lesser General Public License for more details.
-
-You should have received a copy of the GNU Lesser General Public
-License along with %(project)s. If not, see
-<http://www.gnu.org/licenses/>.
-""".strip()
-
-COPY_RIGHT_TAG='-xyz-COPY' + '-RIGHT-zyx-' # unlikely to occur in the wild :p
-
-# Convert author names to canonical forms.
-# ALIASES[<canonical name>] = <list of aliases>
-# for example,
-# ALIASES = {
-# 'John Doe <jdoe@a.com>':
-# ['John Doe', 'jdoe', 'J. Doe <j@doe.net>'],
-# }
-# Git-based projects are encouraged to use .mailmap instead of
-# ALIASES. See git-shortlog(1) for details.
-ALIASES = {}
-
-# List of paths that should not be scanned for copyright updates.
-# IGNORED_PATHS = ['./.git/']
-IGNORED_PATHS = ['./.git/', './.be/', './build', './dist/',
- './calibcant.egg-info/']
-# List of files that should not be scanned for copyright updates.
-# IGNORED_FILES = ['COPYING']
-IGNORED_FILES = ['COPYING']
-
-# Work around missing author holes in the VCS history.
-# AUTHOR_HACKS[<path tuple>] = [<missing authors]
-# for example, if John Doe contributed to module.py but wasn't listed
-# in the VCS history of that file:
-# AUTHOR_HACKS = {
-# ('path', 'to', 'module.py'):['John Doe'],
-# }
-AUTHOR_HACKS = {}
-
-# Work around missing year holes in the VCS history.
-# YEAR_HACKS[<path tuple>] = <original year>
-# for example, if module.py was published in 2008 but the VCS history
-# only goes back to 2010:
-# YEAR_HACKS = {
-# ('path', 'to', 'module.py'):2008,
-# }
-YEAR_HACKS = {}
-
-# Helpers for VCS-specific commands
-
-def splitpath(path):
- """Recursively split a path into elements.
-
- Examples
- --------
-
- >>> splitpath(os.path.join('a', 'b', 'c'))
- ('a', 'b', 'c')
- >>> splitpath(os.path.join('.', 'a', 'b', 'c'))
- ('a', 'b', 'c')
- """
- path = os.path.normpath(path)
- elements = []
- while True:
- dirname,basename = os.path.split(path)
- elements.insert(0,basename)
- if dirname in ['', '.']:
- break
- path = dirname
- return tuple(elements)
-
-# VCS-specific commands
-
-if PROJECT_INFO['vcs'] == 'Git':
-
- import subprocess
-
- _MSWINDOWS = sys.platform == 'win32'
- _POSIX = not _MSWINDOWS
-
- def invoke(args, stdin=None, stdout=subprocess.PIPE, stderr=subprocess.PIPE, expect=(0,)):
- """
- expect should be a tuple of allowed exit codes.
- """
- try :
- if _POSIX:
- q = subprocess.Popen(args, stdin=subprocess.PIPE,
- stdout=stdout, stderr=stderr)
- else:
- assert _MSWINDOWS == True, 'invalid platform'
- # win32 don't have os.execvp() so run the command in a shell
- q = subprocess.Popen(args, stdin=subprocess.PIPE,
- stdout=stdout, stderr=stderr, shell=True)
- except OSError, e:
- raise ValueError([args, e])
- stdout,stderr = q.communicate(input=stdin)
- status = q.wait()
- if status not in expect:
- raise ValueError([args, status, stdout, stderr])
- return status, stdout, stderr
-
- def git_cmd(*args):
- status,stdout,stderr = invoke(['git'] + list(args))
- return stdout.rstrip('\n')
-
- def original_year(filename, year_hacks=YEAR_HACKS):
- output = git_cmd('log', '--follow',
- '--format=format:%ad', # Author date
- '--date=short', # YYYY-MM-DD
- filename)
- years = [int(line.split('-', 1)[0]) for line in output.splitlines()]
- if splitpath(filename) in year_hacks:
- years.append(year_hacks[splitpath(filename)])
- years.sort()
- return years[0]
-
- def authors(filename, author_hacks=AUTHOR_HACKS):
- output = git_cmd('log', '--follow', '--format=format:%aN <%aE>',
- filename) # Author name <author email>
- ret = list(set(output.splitlines()))
- if splitpath(filename) in author_hacks:
- ret.extend(author_hacks[splitpath(filename)])
- return ret
-
- def authors_list(author_hacks=AUTHOR_HACKS):
- output = git_cmd('log', '--format=format:%aN <%aE>')
- ret = list(set(output.splitlines()))
- for path,authors in author_hacks.items():
- ret.extend(authors)
- return ret
-
- def is_versioned(filename):
- output = git_cmd('log', '--follow', filename)
- if len(output) == 0:
- return False
- return True
-
-elif PROJECT_INFO['vcs'] == 'Mercurial':
-
- import StringIO
- import mercurial
- import mercurial.dispatch
-
- def mercurial_cmd(*args):
- cwd = os.getcwd()
- stdout = sys.stdout
- stderr = sys.stderr
- tmp_stdout = StringIO.StringIO()
- tmp_stderr = StringIO.StringIO()
- sys.stdout = tmp_stdout
- sys.stderr = tmp_stderr
- try:
- mercurial.dispatch.dispatch(list(args))
- finally:
- os.chdir(cwd)
- sys.stdout = stdout
- sys.stderr = stderr
- return (tmp_stdout.getvalue().rstrip('\n'),
- tmp_stderr.getvalue().rstrip('\n'))
-
- def original_year(filename, year_hacks=YEAR_HACKS):
- # shortdate filter: YEAR-MONTH-DAY
- output,error = mercurial_cmd('log', '--follow',
- '--template', '{date|shortdate}\n',
- filename)
- years = [int(line.split('-', 1)[0]) for line in output.splitlines()]
- if splitpath(filename) in year_hacks:
- years.append(year_hacks[splitpath(filename)])
- years.sort()
- return years[0]
-
- def authors(filename, author_hacks=AUTHOR_HACKS):
- output,error = mercurial_cmd('log', '--follow',
- '--template', '{author}\n',
- filename)
- ret = list(set(output.splitlines()))
- if splitpath(filename) in author_hacks:
- ret.extend(author_hacks[splitpath(filename)])
- return ret
-
- def authors_list(author_hacks=AUTHOR_HACKS):
- output,error = mercurial_cmd('log', '--template', '{author}\n')
- ret = list(set(output.splitlines()))
- for path,authors in author_hacks.items():
- ret.extend(authors)
- return ret
-
- def is_versioned(filename):
- output,error = mercurial_cmd('log', '--follow', filename)
- if len(error) > 0:
- return False
- return True
-
-elif PROJECT_INFO['vcs'] == 'Bazaar':
-
- import StringIO
- import bzrlib
- import bzrlib.builtins
- import bzrlib.errors
- import bzrlib.log
-
- class LogFormatter (bzrlib.log.LogFormatter):
- supports_merge_revisions = True
- preferred_levels = 0
- supports_deta = False
- supports_tags = False
- supports_diff = False
-
- def log_revision(self, revision):
- raise NotImplementedError
-
- class YearLogFormatter (LogFormatter):
- def log_revision(self, revision):
- self.to_file.write(
- time.strftime('%Y', time.gmtime(revision.rev.timestamp))
- +'\n')
-
- class AuthorLogFormatter (LogFormatter):
- def log_revision(self, revision):
- authors = revision.rev.get_apparent_authors()
- self.to_file.write('\n'.join(authors)+'\n')
-
- def original_year(filename, year_hacks=YEAR_HACKS):
- cmd = bzrlib.builtins.cmd_log()
- cmd.outf = StringIO.StringIO()
- cmd.run(file_list=[filename], log_format=YearLogFormatter, levels=0)
- years = [int(year) for year in set(cmd.outf.getvalue().splitlines())]
- if splitpath(filename) in year_hacks:
- years.append(year_hacks[splitpath(filename)])
- years.sort()
- return years[0]
-
- def authors(filename, author_hacks=AUTHOR_HACKS):
- cmd = bzrlib.builtins.cmd_log()
- cmd.outf = StringIO.StringIO()
- cmd.run(file_list=[filename], log_format=AuthorLogFormatter, levels=0)
- ret = list(set(cmd.outf.getvalue().splitlines()))
- if splitpath(filename) in author_hacks:
- ret.extend(author_hacks[splitpath(filename)])
- return ret
-
- def authors_list(author_hacks=AUTHOR_HACKS):
- cmd = bzrlib.builtins.cmd_log()
- cmd.outf = StringIO.StringIO()
- cmd.run(log_format=AuthorLogFormatter, levels=0)
- output = cmd.outf.getvalue()
- ret = list(set(cmd.outf.getvalue().splitlines()))
- for path,authors in author_hacks.items():
- ret.extend(authors)
- return ret
-
- def is_versioned(filename):
- cmd = bzrlib.builtins.cmd_log()
- cmd.outf = StringIO.StringIO()
- try:
- cmd.run(file_list=[filename])
- except bzrlib.errors.BzrCommandError:
- return False
- return True
-
-else:
- raise NotImplementedError('Unrecognized VCS: %(vcs)s' % PROJECT_INFO)
-
-# General utility commands
-
-def _strip_email(*args):
- """Remove email addresses from a series of names.
-
- Examples
- --------
-
- >>> _strip_email('J Doe <jdoe@a.com>')
- ['J Doe']
- >>> _strip_email('J Doe <jdoe@a.com>', 'JJJ Smith <jjjs@a.com>')
- ['J Doe', 'JJJ Smith']
- """
- args = list(args)
- for i,arg in enumerate(args):
- if arg == None:
- continue
- author,addr = email.utils.parseaddr(arg)
- args[i] = author
- return args
-
-def _reverse_aliases(aliases):
- """Reverse an `aliases` dict.
-
- Input: key: canonical name, value: list of aliases
- Output: key: alias, value: canonical name
-
- Examples
- --------
-
- >>> aliases = {
- ... 'J Doe <jdoe@a.com>':['Johnny <jdoe@b.edu>', 'J'],
- ... 'JJJ Smith <jjjs@a.com>':['Jingly <jjjs@b.edu>'],
- ... None:['Anonymous <a@a.com>'],
- ... }
- >>> r = _reverse_aliases(aliases)
- >>> for item in sorted(r.items()):
- ... print item
- ('Anonymous <a@a.com>', None)
- ('J', 'J Doe <jdoe@a.com>')
- ('Jingly <jjjs@b.edu>', 'JJJ Smith <jjjs@a.com>')
- ('Johnny <jdoe@b.edu>', 'J Doe <jdoe@a.com>')
- """
- output = {}
- for canonical_name,_aliases in aliases.items():
- for alias in _aliases:
- output[alias] = canonical_name
- return output
-
-def _replace_aliases(authors, with_email=True, aliases=None):
- """Consolidate and sort `authors`.
-
- Make the replacements listed in the `aliases` dict (key: canonical
- name, value: list of aliases). If `aliases` is ``None``, default
- to ``ALIASES``.
-
- >>> aliases = {
- ... 'J Doe <jdoe@a.com>':['Johnny <jdoe@b.edu>'],
- ... 'JJJ Smith <jjjs@a.com>':['Jingly <jjjs@b.edu>'],
- ... None:['Anonymous <a@a.com>'],
- ... }
- >>> _replace_aliases(['JJJ Smith <jjjs@a.com>', 'Johnny <jdoe@b.edu>',
- ... 'Jingly <jjjs@b.edu>', 'Anonymous <a@a.com>'],
- ... with_email=True, aliases=aliases)
- ['J Doe <jdoe@a.com>', 'JJJ Smith <jjjs@a.com>']
- >>> _replace_aliases(['JJJ Smith', 'Johnny', 'Jingly', 'Anonymous'],
- ... with_email=False, aliases=aliases)
- ['J Doe', 'JJJ Smith']
- >>> _replace_aliases(['JJJ Smith <jjjs@a.com>', 'Johnny <jdoe@b.edu>',
- ... 'Jingly <jjjs@b.edu>', 'J Doe <jdoe@a.com>'],
- ... with_email=True, aliases=aliases)
- ['J Doe <jdoe@a.com>', 'JJJ Smith <jjjs@a.com>']
- """
- if aliases == None:
- aliases = ALIASES
- if with_email == False:
- aliases = dict([(_strip_email(author)[0], _strip_email(*_aliases))
- for author,_aliases in aliases.items()])
- rev_aliases = _reverse_aliases(aliases)
- for i,author in enumerate(authors):
- if author in rev_aliases:
- authors[i] = rev_aliases[author]
- authors = sorted(list(set(authors)))
- if None in authors:
- authors.remove(None)
- return authors
-
-def _copyright_string(original_year, final_year, authors, prefix=''):
- """
- >>> print _copyright_string(original_year=2005,
- ... final_year=2005,
- ... authors=['A <a@a.com>', 'B <b@b.edu>'],
- ... prefix='# '
- ... ) # doctest: +ELLIPSIS
- # Copyright (C) 2005 A <a@a.com>
- # B <b@b.edu>
- #
- # This file...
- >>> print _copyright_string(original_year=2005,
- ... final_year=2009,
- ... authors=['A <a@a.com>', 'B <b@b.edu>']
- ... ) # doctest: +ELLIPSIS
- Copyright (C) 2005-2009 A <a@a.com>
- B <b@b.edu>
- <BLANKLINE>
- This file...
- """
- if original_year == final_year:
- date_range = '%s' % original_year
- else:
- date_range = '%s-%s' % (original_year, final_year)
- lines = ['Copyright (C) %s %s' % (date_range, authors[0])]
- for author in authors[1:]:
- lines.append(' '*(len('Copyright (C) ')+len(date_range)+1) +
- author)
- lines.append('')
- lines.extend((COPY_RIGHT_TEXT % PROJECT_INFO).splitlines())
- for i,line in enumerate(lines):
- lines[i] = (prefix + line).rstrip()
- return '\n'.join(lines)
-
-def _tag_copyright(contents):
- """
- >>> contents = '''Some file
- ... bla bla
- ... # Copyright (copyright begins)
- ... # (copyright continues)
- ... # bla bla bla
- ... (copyright ends)
- ... bla bla bla
- ... '''
- >>> print _tag_copyright(contents).replace('COPY-RIGHT', 'CR')
- Some file
- bla bla
- -xyz-CR-zyx-
- (copyright ends)
- bla bla bla
- <BLANKLINE>
- """
- lines = []
- incopy = False
- for line in contents.splitlines():
- if incopy == False and line.startswith('# Copyright'):
- incopy = True
- lines.append(COPY_RIGHT_TAG)
- elif incopy == True and not line.startswith('#'):
- incopy = False
- if incopy == False:
- lines.append(line.rstrip('\n'))
- return '\n'.join(lines)+'\n'
-
-def _update_copyright(contents, original_year, authors):
- """
- >>> contents = '''Some file
- ... bla bla
- ... # Copyright (copyright begins)
- ... # (copyright continues)
- ... # bla bla bla
- ... (copyright ends)
- ... bla bla bla
- ... '''
- >>> print _update_copyright(contents, 2008, ['Jack', 'Jill']
- ... ) # doctest: +ELLIPSIS, +REPORT_UDIFF
- Some file
- bla bla
- # Copyright (C) 2008-... Jack
- # Jill
- #
- # This file...
- (copyright ends)
- bla bla bla
- <BLANKLINE>
- """
- current_year = time.gmtime()[0]
- copyright_string = _copyright_string(
- original_year, current_year, authors, prefix='# ')
- contents = _tag_copyright(contents)
- return contents.replace(COPY_RIGHT_TAG, copyright_string)
-
-def ignored_file(filename, ignored_paths=None, ignored_files=None,
- check_disk=True, check_vcs=True):
- """
- >>> ignored_paths = ['./a/', './b/']
- >>> ignored_files = ['x', 'y']
- >>> ignored_file('./a/z', ignored_paths, ignored_files, False, False)
- True
- >>> ignored_file('./ab/z', ignored_paths, ignored_files, False, False)
- False
- >>> ignored_file('./ab/x', ignored_paths, ignored_files, False, False)
- True
- >>> ignored_file('./ab/xy', ignored_paths, ignored_files, False, False)
- False
- >>> ignored_file('./z', ignored_paths, ignored_files, False, False)
- False
- """
- if ignored_paths == None:
- ignored_paths = IGNORED_PATHS
- if ignored_files == None:
- ignored_files = IGNORED_FILES
- if check_disk == True and os.path.isfile(filename) == False:
- return True
- for path in ignored_paths:
- if filename.startswith(path):
- return True
- if os.path.basename(filename) in ignored_files:
- return True
- if check_vcs == True and is_versioned(filename) == False:
- return True
- return False
-
-def _set_contents(filename, contents, original_contents=None, dry_run=False,
- verbose=0):
- if original_contents == None and os.path.isfile(filename):
- f = open(filename, 'r')
- original_contents = f.read()
- f.close()
- if verbose > 0:
- print "checking %s ... " % filename,
- if contents != original_contents:
- if verbose > 0:
- if original_contents == None:
- print "[creating]"
- else:
- print "[updating]"
- if verbose > 1 and original_contents != None:
- print '\n'.join(
- difflib.unified_diff(
- original_contents.splitlines(), contents.splitlines(),
- fromfile=os.path.normpath(os.path.join('a', filename)),
- tofile=os.path.normpath(os.path.join('b', filename)),
- n=3, lineterm=''))
- if dry_run == False:
- f = file(filename, 'w')
- f.write(contents)
- f.close()
- elif verbose > 0:
- print "[no change]"
-
-# Update commands
-
-def update_authors(authors_fn=authors_list, dry_run=False, verbose=0):
- authors = authors_fn()
- authors = _replace_aliases(authors, with_email=True, aliases=ALIASES)
- new_contents = '%s was written by:\n%s\n' % (
- PROJECT_INFO['project'],
- '\n'.join(authors)
- )
- _set_contents('AUTHORS', new_contents, dry_run=dry_run, verbose=verbose)
-
-def update_file(filename, original_year_fn=original_year, authors_fn=authors,
- dry_run=False, verbose=0):
- f = file(filename, 'r')
- contents = f.read()
- f.close()
-
- original_year = original_year_fn(filename)
- authors = authors_fn(filename)
- authors = _replace_aliases(authors, with_email=True, aliases=ALIASES)
-
- new_contents = _update_copyright(contents, original_year, authors)
- _set_contents(filename, contents=new_contents, original_contents=contents,
- dry_run=dry_run, verbose=verbose)
-
-def update_files(files=None, dry_run=False, verbose=0):
- if files == None or len(files) == 0:
- files = []
- for dirpath,dirnames,filenames in os.walk('.'):
- for filename in filenames:
- files.append(os.path.join(dirpath, filename))
-
- for filename in files:
- if ignored_file(filename) == True:
- continue
- update_file(filename, dry_run=dry_run, verbose=verbose)
-
-def test():
- import doctest
- doctest.testmod()
-
-if __name__ == '__main__':
- import optparse
- import sys
-
- usage = """%%prog [options] [file ...]
-
-Update copyright information in source code with information from
-the %(vcs)s repository. Run from the %(project)s repository root.
-
-Replaces every line starting with '^# Copyright' and continuing with
-'^#' with an auto-generated copyright blurb. If you want to add
-#-commented material after a copyright blurb, please insert a blank
-line between the blurb and your comment, so the next run of
-``update_copyright.py`` doesn't clobber your comment.
-
-If no files are given, a list of files to update is generated
-automatically.
-""" % PROJECT_INFO
- p = optparse.OptionParser(usage)
- p.add_option('--test', dest='test', default=False,
- action='store_true', help='Run internal tests and exit')
- p.add_option('--dry-run', dest='dry_run', default=False,
- action='store_true', help="Don't make any changes")
- p.add_option('-v', '--verbose', dest='verbose', default=0,
- action='count', help='Increment verbosity')
- options,args = p.parse_args()
-
- if options.test == True:
- test()
- sys.exit(0)
-
- update_authors(dry_run=options.dry_run, verbose=options.verbose)
- update_files(files=args, dry_run=options.dry_run, verbose=options.verbose)
projects / calibcant.git / commitdiff