From: Jeremy Kerr Date: Tue, 9 Sep 2008 05:34:59 +0000 (+1000) Subject: Remove unused parser.py file X-Git-Url: https://git.ozlabs.org/?p=patchwork;a=commitdiff_plain;h=3be1754575b6735718a76238f437eaa2c2d3c4b1 Remove unused parser.py file Signed-off-by: Jeremy Kerr --- diff --git a/apps/patchwork/parser.py b/apps/patchwork/parser.py deleted file mode 100644 index 021dbcd..0000000 --- a/apps/patchwork/parser.py +++ /dev/null @@ -1,211 +0,0 @@ -#!/usr/bin/python -# -# Patchwork - automated patch tracking system -# Copyright (C) 2008 Jeremy Kerr -# -# This file is part of the Patchwork package. -# -# Patchwork is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2 of the License, or -# (at your option) any later version. -# -# Patchwork is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with Patchwork; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - - -import re -try: - import hashlib - sha1_hash = hashlib.sha1 -except ImportError: - import sha - sha1_hash = sha.sha - -_hunk_re = re.compile('^\@\@ -\d+(?:,(\d+))? \+\d+(?:,(\d+))? \@\@') -_filename_re = re.compile('^(---|\+\+\+) (\S+)') - -def parse_patch(text): - patchbuf = '' - commentbuf = '' - buf = '' - - # state specified the line we just saw, and what to expect next - state = 0 - # 0: text - # 1: suspected patch header (diff, ====, Index:) - # 2: patch header line 1 (---) - # 3: patch header line 2 (+++) - # 4: patch hunk header line (@@ line) - # 5: patch hunk content - # - # valid transitions: - # 0 -> 1 (diff, ===, Index:) - # 0 -> 2 (---) - # 1 -> 2 (---) - # 2 -> 3 (+++) - # 3 -> 4 (@@ line) - # 4 -> 5 (patch content) - # 5 -> 1 (run out of lines from @@-specifed count) - # - # Suspected patch header is stored into buf, and appended to - # patchbuf if we find a following hunk. Otherwise, append to - # comment after parsing. - - # line counts while parsing a patch hunk - lc = (0, 0) - hunk = 0 - - - for line in text.split('\n'): - line += '\n' - - if state == 0: - if line.startswith('diff') or line.startswith('===') \ - or line.startswith('Index: '): - state = 1 - buf += line - - elif line.startswith('--- '): - state = 2 - buf += line - - else: - commentbuf += line - - elif state == 1: - buf += line - if line.startswith('--- '): - state = 2 - - elif state == 2: - if line.startswith('+++ '): - state = 3 - buf += line - - elif hunk: - state = 1 - buf += line - - else: - state = 0 - commentbuf += buf + line - buf = '' - - elif state == 3: - match = _hunk_re.match(line) - if match: - - def fn(x): - if not x: - return 1 - return int(x) - - lc = map(fn, match.groups()) - - state = 4 - patchbuf += buf + line - buf = '' - - elif line.startswith('--- '): - patchbuf += buf + line - buf = '' - state = 2 - - elif hunk: - state = 1 - buf += line - - else: - state = 0 - commentbuf += buf + line - buf = '' - - elif state == 4 or state == 5: - if line.startswith('-'): - lc[0] -= 1 - elif line.startswith('+'): - lc[1] -= 1 - else: - lc[0] -= 1 - lc[1] -= 1 - - patchbuf += line - - if lc[0] <= 0 and lc[1] <= 0: - state = 3 - hunk += 1 - else: - state = 5 - - else: - raise Exception("Unknown state %d! (line '%s')" % (state, line)) - - commentbuf += buf - - if patchbuf == '': - patchbuf = None - - if commentbuf == '': - commentbuf = None - - return (patchbuf, commentbuf) - -def patch_hash(str): - str = str.replace('\r', '') - str = str.strip() + '\n' - lines = str.split('\n') - - prefixes = ['-', '+', ' '] - hash = sha1_hash() - - for line in str.split('\n'): - - if len(line) <= 0: - continue - - hunk_match = _hunk_re.match(line) - filename_match = _filename_re.match(line) - - if filename_match: - # normalise -p1 top-directories - if filename_match.group(1) == '---': - filename = 'a/' - else: - filename = 'b/' - filename += '/'.join(filename_match.group(2).split('/')[1:]) - - line = filename_match.group(1) + ' ' + filename - - - elif hunk_match: - # remove line numbers - def fn(x): - if not x: - return 1 - return int(x) - line_nos = map(fn, hunk_match.groups()) - line = '@@ -%d +%d @@' % tuple(line_nos) - - elif line[0] in prefixes: - pass - - else: - continue - - hash.update(line + '\n') - -if __name__ == '__main__': - import sys -# (patch, comment) = parse_patch(sys.stdin.read()) -# if patch: -# print "Patch: ------\n" + patch -# if comment: -# print "Comment: ----\n" + comment - normalise_patch_content(sys.stdin.read())