Blame progit/hooks/files/progit_hook.py

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#! /usr/bin/env python2
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"""Progit specific hook to add comment on issues if the commits fixes or
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relates to an issue.
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"""
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import os
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import re
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import sys
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import subprocess
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if 'PROGIT_CONFIG' not in os.environ \
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        and os.path.exists('/etc/progit/progit.cfg'):
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    print 'Using configuration file `/etc/progit/progit.cfg`'
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    os.environ['PROGIT_CONFIG'] = '/etc/progit/progit.cfg'
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FIXES = [
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    re.compile('fixe?[sd]?:?\s?#(\d+)', re.I),
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    re.compile('.*\s+fixe?[sd]?:?\s?#(\d+)', re.I),
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    re.compile('fixe?[sd]?:?\s?https?://.*/(\w+)/issue/(\d+)', re.I),
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    re.compile('.*\s+fixe?[sd]?:?\s?https?://.*/(\w+)/issue/(\d+)', re.I),
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]
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RELATES = [
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    re.compile('relate[sd]?:?\s?#(\d+)', re.I),
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    re.compile('.*\s+relate[sd]?:?\s?#(\d+)', re.I),
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    re.compile('relate[sd]?:?\s?https?://.*/(\w+)/issue/(\d+)', re.I),
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    re.compile('.*\s+relate[sd]?:?\s?https?://.*/(\w+)/issue/(\d+)', re.I),
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]
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def read_git_output(args, input=None, keepends=False, **kw):
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    """Read the output of a Git command."""
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    return read_output(['git'] + args, input=input, keepends=keepends, **kw)
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def read_git_lines(args, keepends=False, **kw):
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    """Return the lines output by Git command.
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    Return as single lines, with newlines stripped off."""
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    return read_git_output(args, keepends=True, **kw).splitlines(keepends)
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def read_output(cmd, input=None, keepends=False, **kw):
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    if input:
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        stdin = subprocess.PIPE
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    else:
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        stdin = None
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    p = subprocess.Popen(
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        cmd, stdin=stdin, stdout=subprocess.PIPE, stderr=subprocess.PIPE, **kw
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        )
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    (out, err) = p.communicate(input)
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    retcode = p.wait()
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    if retcode:
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        print 'ERROR: %s =-- %s' % (cmd, retcode)
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    if not keepends:
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        out = out.rstrip('\n\r')
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    return out
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def generate_revision_change_log(new_commits_list):
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    print 'Detailed log of new commits:\n\n'
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    commitid = None
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    for line in read_git_lines(
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            ['log', '--no-walk']
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            + new_commits_list
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            + ['--'],
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            keepends=False,
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        ):
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        if line.startswith('commit'):
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            commitid = line.split('commit ')[-1]
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        print '*', line
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        for motif in FIXES:
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            if motif.match(line):
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                print 'fixes', motif.match(line).groups()
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                project = None
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                if len(motif.match(line).groups()) > 2:
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                    project = motif.match(line).group(2)
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                fixes_commit(
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                    commitid, motif.match(line).group(1), project
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                )
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        for motif in RELATES:
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            if motif.match(line):
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                print 'relates to', motif.match(line).groups()
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                project = None
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                if len(motif.match(line).groups()) > 2:
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                    project = motif.match(line).group(2)
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                relates_commit(
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                    commitid, motif.match(line).group(1), project
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                )
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def relates_commit(commitid, issueid, project=None):
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    ''' Add a comment to an issue that this commit relates to it. '''
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    import progit
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    import progit.exceptions
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    repo = project or get_repo_name()
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    issue = progit.lib.get_issue(progit.SESSION, repo.id, issueid)
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    if issue is None or issue.project.name != repo:
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        return
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    comment = ''' Commit `%s <../%s>`_ relates to this ticket''' % (
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        commitid[:8], commitid[:8])
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    try:
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        message = progit.lib.add_issue_comment(
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            progit.SESSION,
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            issue=issue,
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            comment=comment,
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            user=get_pusher(commitid),
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        )
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        progit.SESSION.commit()
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    except progit.exceptions.ProgitException as err:
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        print err
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def fixes_commit(commitid, issueid, project=None):
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    ''' Add a comment to an issue that this commit fixes it and update
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    the status if the commit is in the master branch. '''
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    import progit
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    import progit.exceptions
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    issue = progit.lib.get_issue(progit.SESSION, issueid)
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    repo = project or get_repo_name()
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    if issue is None or issue.project.name != repo:
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        return
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    comment = ''' Commit `%s <../%s>`_ fixes this ticket''' % (
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        commitid[:8], commitid[:8])
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    try:
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        message = progit.lib.add_issue_comment(
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            progit.SESSION,
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            issue=issue,
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            comment=comment,
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            user=get_pusher(commitid),
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        )
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        progit.SESSION.commit()
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    except progit.exceptions.ProgitException as err:
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        print err
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    branches = [
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        item.replace('* ', '') for item in read_git_lines(
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            ['branch', '--contains', commitid],
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            keepends=False)
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    ]
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    if 'master' in branches:
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        try:
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            progit.lib.edit_issue(progit.SESSION, issue, status='Fixed')
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            progit.SESSION.commit()
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        except progit.exceptions.ProgitException as err:
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            print err
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def get_commits_id(fromrev, torev):
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    ''' Retrieve the list commit between two revisions and return the list
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    of their identifier.
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    '''
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    cmd = ['rev-list', '%s...%s' %(torev, fromrev)]
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    return read_git_lines(cmd)
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def get_repo_name():
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    ''' Return the name of the git repo based on its path.
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    '''
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    repo = os.path.basename(os.getcwd()).split('.git')[0]
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    return repo
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def get_pusher(commit):
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    ''' Return the name of the person that pushed the commit. '''
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    user = None
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    output = read_git_lines(
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        ['show', '--pretty=format:"%ae"', commit], keepends=False)
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    if output:
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        user = output[0].replace('"', '')
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    if not user:
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        user = os.environ.get('GL_USER', os.environ.get('USER', None))
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    return user
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def run_as_post_receive_hook():
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    changes = []
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    for line in sys.stdin:
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        print line
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        (oldrev, newrev, refname) = line.strip().split(' ', 2)
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        print '  -- Old rev'
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        print oldrev
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        print '  -- New rev'
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        print newrev
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        print '  -- Ref name'
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        print refname
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        generate_revision_change_log(get_commits_id(oldrev, newrev))
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    print 'repo:', get_repo_name()
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def main(args):
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        run_as_post_receive_hook()
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if __name__ == '__main__':
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    main(sys.argv[1:])