+
+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)
+