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 overridden 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('-s', '--series',
45 help = 'import a series of patches',
46 action = 'store_true'),
47 make_option('-i', '--ignore',
48 help = 'ignore the applied patches in the series',
49 action = 'store_true'),
50 make_option('-b', '--base',
51 help = 'use BASE instead of HEAD for file importing'),
52 make_option('-e', '--edit',
53 help = 'invoke an editor for the patch description',
54 action = 'store_true'),
55 make_option('-p', '--showpatch',
56 help = 'show the patch content in the editor buffer',
57 action = 'store_true'),
58 make_option('-a', '--author', metavar = '"NAME <EMAIL>"',
59 help = 'use "NAME <EMAIL>" as the author details'),
60 make_option('--authname',
61 help = 'use AUTHNAME as the author name'),
62 make_option('--authemail',
63 help = 'use AUTHEMAIL as the author e-mail'),
64 make_option('--authdate',
65 help = 'use AUTHDATE as the author date'),
66 make_option('--commname',
67 help = 'use COMMNAME as the committer name'),
68 make_option('--commemail',
69 help = 'use COMMEMAIL as the committer e-mail')]
72 def __end_descr(line):
73 return re.match('---\s*$', line) or re.match('diff -', line) or \
74 re.match('Index: ', line)
76 def __parse_description(descr):
77 """Parse the patch description and return the new description and
78 author information (if any).
81 authname = authemail = authdate = None
83 descr_lines = [line.rstrip() for line in descr.split('\n')]
85 raise CmdException, "Empty patch description"
88 end = len(descr_lines)
90 # Parse the patch header
91 for pos in range(0, end):
92 if not descr_lines[pos]:
94 # check for a "From|Author:" line
95 if re.match('\s*(?:from|author):\s+', descr_lines[pos], re.I):
96 auth = re.findall('^.*?:\s+(.*)$', descr_lines[pos])[0]
97 authname, authemail = name_email(auth)
100 # check for a "Date:" line
101 if re.match('\s*date:\s+', descr_lines[pos], re.I):
102 authdate = re.findall('^.*?:\s+(.*)$', descr_lines[pos])[0]
108 subject = descr_lines[pos]
113 body = reduce(lambda x, y: x + '\n' + y, descr_lines[lasthdr:], '')
115 return (subject + body, authname, authemail, authdate)
117 def __parse_mail(filename = None):
118 """Parse the input file in a mail format and return (description,
119 authname, authemail, authdate)
126 descr = authname = authemail = authdate = None
134 if re.match('from:\s+', line, re.I):
135 auth = re.findall('^.*?:\s+(.*)$', line)[0]
136 authname, authemail = name_email(auth)
137 elif re.match('date:\s+', line, re.I):
138 authdate = re.findall('^.*?:\s+(.*)$', line)[0]
139 elif re.match('subject:\s+', line, re.I):
140 descr = re.findall('^.*?:\s+(.*)$', line)[0]
145 # remove the '[*PATCH*]' expression in the subject
147 descr = re.findall('^(\[[^\s]*[Pp][Aa][Tt][Cc][Hh].*?\])?\s*(.*)$',
151 raise CmdException, 'Subject: line not found'
153 # the rest of the patch description
158 if __end_descr(line):
167 # parse the description for author information
168 descr, descr_authname, descr_authemail, descr_authdate = __parse_description(descr)
170 authname = descr_authname
172 authemail = descr_authemail
174 authdate = descr_authdate
176 return (descr, authname, authemail, authdate)
178 def __parse_patch(filename = None):
179 """Parse the input file and return (description, authname,
193 if __end_descr(line):
202 descr, authname, authemail, authdate = __parse_description(descr)
204 # we don't yet have an agreed place for the creation date.
206 return (descr, authname, authemail, authdate)
208 def __import_patch(patch, filename, options):
209 """Import a patch from a file or standard input
212 message = author_name = author_email = author_date = committer_name = \
213 committer_email = None
216 options.authname, options.authemail = name_email(options.author)
219 message, author_name, author_email, author_date = \
220 __parse_mail(filename)
222 message, author_name, author_email, author_date = \
223 __parse_patch(filename)
225 # refresh_patch() will invoke the editor in this case, with correct
230 # override the automatically parsed settings
232 author_name = options.authname
233 if options.authemail:
234 author_email = options.authemail
236 author_date = options.authdate
238 committer_name = options.commname
239 if options.commemail:
240 committer_email = options.commemail
242 crt_series.new_patch(patch, message = message, can_edit = False,
243 author_name = author_name,
244 author_email = author_email,
245 author_date = author_date,
246 committer_name = committer_name,
247 committer_email = committer_email)
249 print 'Importing patch "%s"...' % patch,
253 git.apply_patch(filename, git_id(options.base))
255 git.apply_patch(filename)
257 crt_series.refresh_patch(edit = options.edit,
258 show_patch = options.showpatch)
262 def __import_series(filename, options):
263 """Import a series of patches
265 applied = crt_series.get_applied()
269 patchdir = os.path.dirname(filename)
275 patch = re.sub('#.*$', '', line).strip()
278 if options.ignore and patch in applied:
279 print 'Ignoring already applied patch "%s"' % patch
282 patchfile = os.path.join(patchdir, patch)
283 __import_patch(patch, patchfile, options)
285 def func(parser, options, args):
286 """Import a GNU diff file as a new patch
289 parser.error('incorrect number of arguments')
291 check_local_changes()
293 check_head_top_equal()
301 __import_series(filename, options)
306 patch = os.path.basename(filename)
308 raise CmdException, 'Unknown patch name'
310 __import_patch(patch, filename, options)