2 Copyright (C) 2005, Catalin Marinas <catalin.marinas@gmail.com>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License version 2 as
6 published by the Free Software Foundation.
8 This program is distributed in the hope that it will be useful,
9 but WITHOUT ANY WARRANTY; without even the implied warranty of
10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 GNU General Public License for more details.
13 You should have received a copy of the GNU General Public License
14 along with this program; if not, write to the Free Software
15 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 from optparse import OptionParser, make_option
21 from stgit.commands.common import *
22 from stgit.utils import *
23 from stgit import stack, git
26 help = 'import a GNU diff file as a new patch'
27 usage = """%prog [options] [<file>]
29 Create a new patch and apply the given GNU diff file (or the standard
30 input). By default, the file name is used as the patch name but this
31 can be overriden with the '--name' option. The patch can either be a
32 normal file with the description at the top or it can have standard
33 mail format, the Subject, From and Date headers being used for
34 generating the patch information.
36 The patch description has to be separated from the data with a '---'
39 options = [make_option('-m', '--mail',
40 help = 'import the patch from a standard e-mail file',
41 action = 'store_true'),
42 make_option('-n', '--name',
43 help = 'use NAME as the patch name'),
44 make_option('-b', '--base',
45 help = 'use BASE instead of HEAD for file importing'),
46 make_option('-e', '--edit',
47 help = 'invoke an editor for the patch description',
48 action = 'store_true'),
49 make_option('-s', '--showpatch',
50 help = 'show the patch content in the editor buffer',
51 action = 'store_true'),
52 make_option('-a', '--author', metavar = '"NAME <EMAIL>"',
53 help = 'use "NAME <EMAIL>" as the author details'),
54 make_option('--authname',
55 help = 'use AUTHNAME as the author name'),
56 make_option('--authemail',
57 help = 'use AUTHEMAIL as the author e-mail'),
58 make_option('--authdate',
59 help = 'use AUTHDATE as the author date'),
60 make_option('--commname',
61 help = 'use COMMNAME as the committer name'),
62 make_option('--commemail',
63 help = 'use COMMEMAIL as the committer e-mail')]
66 def __end_descr(line):
67 return re.match('---\s*$', line) or re.match('diff -', line) or \
68 re.match('Index: ', line)
70 def __parse_description(descr):
71 """Parse the patch description and return the new description and
72 author information (if any).
75 authname = authemail = authdate = None
77 descr_lines = [line.rstrip() for line in descr.split('\n')]
79 raise CmdException, "Empty patch description"
82 end = len(descr_lines)
84 # Parse the patch header
85 for pos in range(0, end):
86 if not descr_lines[pos]:
88 # check for a "From|Author:" line
89 if re.match('\s*(?:from|author):\s+', descr_lines[pos], re.I):
90 auth = re.findall('^.*?:\s+(.*)$', descr_lines[pos])[0]
91 authname, authemail = name_email(auth)
94 # check for a "Date:" line
95 if re.match('\s*date:\s+', descr_lines[pos], re.I):
96 authdate = re.findall('^.*?:\s+(.*)$', descr_lines[pos])[0]
102 subject = descr_lines[pos]
107 body = reduce(lambda x, y: x + '\n' + y, descr_lines[lasthdr:], '')
109 return (subject + body, authname, authemail, authdate)
111 def __parse_mail(filename = None):
112 """Parse the input file in a mail format and return (description,
113 authname, authemail, authdate)
120 descr = authname = authemail = authdate = None
128 if re.match('from:\s+', line, re.I):
129 auth = re.findall('^.*?:\s+(.*)$', line)[0]
130 authname, authemail = name_email(auth)
131 elif re.match('date:\s+', line, re.I):
132 authdate = re.findall('^.*?:\s+(.*)$', line)[0]
133 elif re.match('subject:\s+', line, re.I):
134 descr = re.findall('^.*?:\s+(.*)$', line)[0]
139 # remove the '[*PATCH*]' expression in the subject
141 descr = re.findall('^(\[[^\s]*[Pp][Aa][Tt][Cc][Hh].*?\])?\s*(.*)$',
145 raise CmdException, 'Subject: line not found'
147 # the rest of the patch description
152 if __end_descr(line):
161 # parse the description for author information
162 descr, descr_authname, descr_authemail, descr_authdate = __parse_description(descr)
164 authname = descr_authname
166 authemail = descr_authemail
168 authdate = descr_authdate
170 return (descr, authname, authemail, authdate)
172 def __parse_patch(filename = None):
173 """Parse the input file and return (description, authname,
187 if __end_descr(line):
196 descr, authname, authemail, authdate = __parse_description(descr)
198 # we don't yet have an agreed place for the creation date.
200 return (descr, authname, authemail, authdate)
202 def func(parser, options, args):
203 """Import a GNU diff file as a new patch
206 parser.error('incorrect number of arguments')
208 check_local_changes()
210 check_head_top_equal()
220 patch = os.path.basename(filename)
222 raise CmdException, 'Unkown patch name'
225 message = author_name = author_email = author_date = committer_name = \
226 committer_email = None
229 options.authname, options.authemail = name_email(options.author)
232 message, author_name, author_email, author_date = \
233 __parse_mail(filename)
235 message, author_name, author_email, author_date = \
236 __parse_patch(filename)
238 # refresh_patch() will invoke the editor in this case, with correct
243 # override the automatically parsed settings
245 author_name = options.authname
246 if options.authemail:
247 author_email = options.authemail
249 author_date = options.authdate
251 committer_name = options.commname
252 if options.commemail:
253 committer_email = options.commemail
255 crt_series.new_patch(patch, message = message, can_edit = False,
256 author_name = author_name,
257 author_email = author_email,
258 author_date = author_date,
259 committer_name = committer_name,
260 committer_email = committer_email)
262 print 'Importing patch %s...' % patch,
266 git.apply_patch(filename, git_id(options.base))
268 git.apply_patch(filename)
270 crt_series.refresh_patch(edit = options.edit,
271 show_patch = options.showpatch)