Remove unused parser.py file

Signed-off-by: Jeremy Kerr <jk@ozlabs.org>

diff --git a/apps/patchwork/parser.py b/apps/patchwork/parser.py
deleted file mode 100644 (file)
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 <jk@ozlabs.org>
-#
-# 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())