help = 'import a GNU diff file as a new patch'
-usage = """%prog [options] [<file>|<commit>]
+usage = """%prog [options] [<file>]
-Create a new patch and import the given GNU diff file (defaulting to
-the standard input) or a given commit object into it. By default, the
-file name is used as the patch name but this can be overriden with the
-'--name' option.
+Create a new patch and apply the given GNU diff file (or the standard
+input). By default, the file name is used as the patch name but this
+can be overriden with the '--name' option. The patch can either be a
+normal file with the description at the top or it can have standard
+mail format, the Subject, From and Date headers being used for
+generating the patch information.
-The patch file can either be a normal file with the description at the
-top or it can have standard mail format, the Subject, From and Date
-headers being used for generating the patch information. The patch
-description has to be separated from the data with a '---' line. For a
-normal file, if no author information is given, the first
-'Signed-off-by:' line is used.
-
-When a commit object is imported, the log and author information are
-those of the commit object. Passing the '--reverse' option will cancel
-an existing commit object."""
+The patch description has to be separated from the data with a '---'
+line."""
options = [make_option('-m', '--mail',
help = 'import the patch from a standard e-mail file',
action = 'store_true'),
- make_option('-c', '--commit',
- help = 'import a commit object as a patch',
- action = 'store_true'),
- make_option('--reverse',
- help = 'reverse the commit object before importing',
- action = 'store_true'),
make_option('-n', '--name',
help = 'use NAME as the patch name'),
- make_option('--base',
+ make_option('-b', '--base',
help = 'use BASE instead of HEAD for file importing'),
make_option('-e', '--edit',
help = 'invoke an editor for the patch description',
help = 'use COMMEMAIL as the committer e-mail')]
+def __end_descr(line):
+ return re.match('---\s*$', line) or re.match('diff -', line) or \
+ re.match('Index: ', line)
+
+def __parse_description(descr):
+ """Parse the patch description and return the new description and
+ author information (if any).
+ """
+ subject = body = ''
+ authname = authemail = authdate = None
+
+ descr_lines = [line.rstrip() for line in descr.split('\n')]
+ if not descr_lines:
+ raise CmdException, "Empty patch description"
+
+ pos = -1
+ lasthdr = 0
+ end = len(descr_lines)
+
+ # Parse the patch header
+ while pos < end:
+ pos += 1
+ if not descr_lines[pos]:
+ continue
+ # check for a "From|Author:" line
+ if re.match('\s*(?:from|author):\s+', descr_lines[pos], re.I):
+ auth = re.findall('^.*?:\s+(.*)$', descr_lines[pos])[0]
+ authname, authemail = name_email(auth)
+ lasthdr = pos + 1
+ continue
+ # check for a "Date:" line
+ if re.match('\s*date:\s+', descr_lines[pos], re.I):
+ authdate = re.findall('^.*?:\s+(.*)$', descr_lines[pos])[0]
+ lasthdr = pos + 1
+ continue
+ if subject:
+ break
+ # get the subject
+ subject = descr_lines[pos]
+ lasthdr = pos + 1
+
+ # get the body
+ if lasthdr < end:
+ body = reduce(lambda x, y: x + '\n' + y, descr_lines[lasthdr:], '')
+
+ return (subject + body, authname, authemail, authdate)
+
def __parse_mail(filename = None):
"""Parse the input file in a mail format and return (description,
authname, authemail, authdate)
line = f.readline()
if not line:
break
- if re.match('---\s*$', line) or re.match('diff -', line) or \
- re.match('^Index: ', line):
+ if __end_descr(line):
break
else:
descr += line
if filename:
f.close()
+ # parse the description for author information
+ descr, descr_authname, descr_authemail, descr_authdate = __parse_description(descr)
+ if descr_authname:
+ authname = descr_authname
+ if descr_authemail:
+ authemail = descr_authemail
+ if descr_authdate:
+ authdate = descr_authdate
+
return (descr, authname, authemail, authdate)
def __parse_patch(filename = None):
else:
f = sys.stdin
- authname = authemail = authdate = None
-
descr = ''
while True:
line = f.readline()
if not line:
break
- # the first 'Signed-of-by:' is the author
- if not authname and re.match('signed-off-by:\s+', line, re.I):
- auth = re.findall('^.*?:\s+(.*)$', line)[0]
- authname, authemail = name_email(auth)
-
- if re.match('---\s*$', line) or re.match('diff -', line):
+ if __end_descr(line):
break
else:
descr += line
descr.rstrip()
- if descr == '':
- descr = None
-
if filename:
f.close()
+ descr, authname, authemail, authdate = __parse_description(descr)
+
+ # we don't yet have an agreed place for the creation date.
+ # Just return None
return (descr, authname, authemail, authdate)
-def import_file(parser, options, args):
+def func(parser, options, args):
"""Import a GNU diff file as a new patch
"""
if len(args) > 1:
parser.error('incorrect number of arguments')
- elif len(args) == 1:
+
+ check_local_changes()
+ check_conflicts()
+ check_head_top_equal()
+
+ if len(args) == 1:
filename = args[0]
else:
filename = None
sys.stdout.flush()
if options.base:
- orig_head = git.get_head()
- git.switch(options.base)
-
- try:
- git.apply_patch(filename)
- except git.GitException, ex:
- print >> sys.stderr, '"git apply" failed'
- git.switch(orig_head)
- raise
-
- top = crt_series.refresh_patch(commit_only = True)
- git.switch(orig_head)
- git.merge(options.base, orig_head, top)
+ git.apply_patch(filename, git_id(options.base))
else:
git.apply_patch(filename)
print 'done'
print_crt_patch()
-
-def import_commit(parser, options, args):
- """Import a commit object as a new patch
- """
- if len(args) != 1:
- parser.error('incorrect number of arguments')
-
- commit_id = args[0]
-
- if options.name:
- patch = options.name
- else:
- raise CmdException, 'Unkown patch name'
-
- commit = git.Commit(commit_id)
-
- if not options.reverse:
- bottom = commit.get_parent()
- top = commit_id
- else:
- bottom = commit_id
- top = commit.get_parent()
-
- message = commit.get_log()
- author_name, author_email, author_date = \
- name_email_date(commit.get_author())
-
- print 'Importing commit %s...' % commit_id,
- sys.stdout.flush()
-
- crt_series.new_patch(patch, message = message, can_edit = False,
- unapplied = True, bottom = bottom, top = top,
- author_name = author_name,
- author_email = author_email,
- author_date = author_date)
- crt_series.push_patch(patch)
-
- print 'done'
- print_crt_patch()
-
-def func(parser, options, args):
- """Import a GNU diff file or a commit object as a new patch
- """
- check_local_changes()
- check_conflicts()
- check_head_top_equal()
-
- if options.commit:
- import_commit(parser, options, args)
- else:
- import_file(parser, options, args)
~mdw / stgit / blobdiff