summaryrefslogtreecommitdiffstats
path: root/contrib/gnatsparse/gnatsparse.py
blob: 5f7cde713f54b3924c1b789ab3b03d71e413c882 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
try:
# Using Psyco makes it about 25% faster, but there's a bug in psyco in
# handling of eval causing it to use unlimited memory with the magic
# file enabled.
#    import psyco
#    psyco.full()
#    from psyco.classes import *
    pass
except:
    pass
import re
import base64
import cStringIO
import specialuu
import array
import email.Utils
import zlib
import magic

# Comment out if you don't want magic detection
magicf = magic.MagicFile()

# Open our output file
outfile = open("gnats2bz_data.sql", "w")

# List of GNATS fields
fieldnames = ("Number", "Category", "Synopsis", "Confidential", "Severity",
              "Priority", "Responsible", "State", "Quarter", "Keywords",
              "Date-Required", "Class", "Submitter-Id", "Arrival-Date",
              "Closed-Date", "Last-Modified", "Originator", "Release",
              "Organization", "Environment", "Description", "How-To-Repeat",
              "Fix", "Release-Note", "Audit-Trail", "Unformatted")

# Dictionary telling us which GNATS fields are multiline
multilinefields = {"Organization":1, "Environment":1, "Description":1,
                   "How-To-Repeat":1, "Fix":1, "Release-Note":1,
                   "Audit-Trail":1, "Unformatted":1}

# Mapping of GCC release to version. Our version string is updated every
# so we need to funnel all release's with 3.4 in the string to be version
# 3.4 for bug tracking purposes
# The key is a regex to match, the value is the version it corresponds
# with
releasetovermap = {r"3\.4":"3.4", r"3\.3":"3.3", r"3\.2\.2":"3.2.2",
                   r"3\.2\.1":"3.2.1", r"3\.2":"3.2", r"3\.1\.2":"3.1.2",
                   r"3\.1\.1":"3.1.1", r"3\.1":"3.1", r"3\.0\.4":"3.0.4",
                   r"3\.0\.3":"3.0.3", r"3\.0\.2":"3.0.2", r"3\.0\.1":"3.0.1",
                   r"3\.0":"3.0", r"2\.95\.4":"2.95.4", r"2\.95\.3":"2.95.3",
                   r"2\.95\.2":"2.95.2", r"2\.95\.1":"2.95.1",
                   r"2\.95":"2.95", r"2\.97":"2.97",
                   r"2\.96.*[rR][eE][dD].*[hH][aA][tT]":"2.96 (redhat)",
                   r"2\.96":"2.96"}

# These map the field name to the field id bugzilla assigns. We need
# the id when doing bug activity.
fieldids = {"State":8, "Responsible":15}

# These are the keywords we use in gcc bug tracking. They are transformed
# into bugzilla keywords.  The format here is <keyword>-><bugzilla keyword id>
keywordids = {"wrong-code":1, "ice-on-legal-code":2, "ice-on-illegal-code":3,
              "rejects-legal":4, "accepts-illegal":5, "pessimizes-code":6}

# Map from GNATS states to Bugzilla states.  Duplicates and reopened bugs
# are handled when parsing the audit trail, so no need for them here.
state_lookup = {"":"NEW", "open":"ASSIGNED", "analyzed":"ASSIGNED",
                "feedback":"WAITING", "closed":"CLOSED",
                "suspended":"SUSPENDED"}

# Table of versions that exist in the bugs, built up as we go along
versions_table = {}

# Delimiter gnatsweb uses for attachments
attachment_delimiter = "----gnatsweb-attachment----\n"

# Here starts the various regular expressions we use
# Matches an entire GNATS single line field
gnatfieldre = re.compile(r"""^([>\w\-]+)\s*:\s*(.*)\s*$""")

# Matches the name of a GNATS field
fieldnamere = re.compile(r"""^>(.*)$""")

# Matches the useless part of an envelope
uselessre = re.compile(r"""^(\S*?):\s*""", re.MULTILINE)

# Matches the filename in a content disposition
dispositionre = re.compile("(\\S+);\\s*filename=\"([^\"]+)\"")

# Matches the last changed date in the entire text of a bug
# If you have other editable fields that get audit trail entries, modify this
# The field names are explicitly listed in order to speed up matching
lastdatere = re.compile(r"""^(?:(?:State|Responsible|Priority|Severity)-Changed-When: )(.+?)$""", re.MULTILINE)

# Matches the From line of an email or the first line of an audit trail entry
# We use this re to find the begin lines of all the audit trail entries
# The field names are explicitly listed in order to speed up matching
fromtore=re.compile(r"""^(?:(?:State|Responsible|Priority|Severity)-Changed-From-To: |From: )""", re.MULTILINE)

# These re's match the various parts of an audit trail entry
changedfromtore=re.compile(r"""^(\w+?)-Changed-From-To: (.+?)$""", re.MULTILINE)
changedbyre=re.compile(r"""^\w+?-Changed-By: (.+?)$""", re.MULTILINE)
changedwhenre=re.compile(r"""^\w+?-Changed-When: (.+?)$""", re.MULTILINE)
changedwhyre=re.compile(r"""^\w+?-Changed-Why:\s*(.*?)$""", re.MULTILINE)

# This re matches audit trail text saying that the current bug is a duplicate of another
duplicatere=re.compile(r"""(?:")?Dup(?:licate)?(?:d)?(?:")? of .*?(\d+)""", re.IGNORECASE | re.MULTILINE)

# Get the text of a From: line
fromre=re.compile(r"""^From: (.*?)$""", re.MULTILINE)

# Get the text of a Date: Line
datere=re.compile(r"""^Date: (.*?)$""", re.MULTILINE)

#  Map of the responsible file to email addresses
responsible_map = {}
#  List of records in the responsible file
responsible_list = []
#  List of records in the categories file
categories_list = []
# List of pr's in the index
pr_list = []
# Map usernames to user ids
usermapping = {}
# Start with this user id
userid_base = 2

# Name of gnats user
gnats_username = "gnats@gcc.gnu.org"
# Name of unassigned user
unassigned_username = "unassigned@gcc.gnu.org"

gnats_db_dir = "."
product = "gcc"
productdesc = "GNU Compiler Connection"
milestoneurl = "http://gcc/gnu.org"
defaultmilestone = "3.4"

def write_non_bug_tables():
    """ Write out the non-bug related tables, such as products, profiles, etc."""
    # Set all non-unconfirmed bugs's everconfirmed flag
    print >>outfile, "update bugs set everconfirmed=1 where bug_status != 'UNCONFIRMED';"

    # Set all bugs assigned to the unassigned user to NEW
    print >>outfile, "update bugs set bug_status='NEW',assigned_to='NULL' where bug_status='ASSIGNED' AND assigned_to=3;"
    
    # Insert the products
    print >>outfile, "\ninsert into products ("
    print >>outfile, "  product, description, milestoneurl, disallownew,"
    print >>outfile, "  defaultmilestone, votestoconfirm) values ("
    print >>outfile, "  '%s', '%s', '%s', 0, '%s', 1);" % (product,
                                                           productdesc,
                                                           milestoneurl,
                                                           defaultmilestone)

    # Insert the components    
    for category in categories_list:
        component = SqlQuote(category[0])
        productstr = SqlQuote(product)
        description = SqlQuote(category[1])
        initialowner = SqlQuote("3")
        print >>outfile, "\ninsert into components (";
        print >>outfile, "  value, program, initialowner, initialqacontact,"
        print >>outfile, "  description) values ("
        print >>outfile, "  %s, %s, %s, '', %s);" % (component, productstr,
                                                     initialowner, description)
        
    # Insert the versions
    for productstr, version_list in versions_table.items():
        productstr = SqlQuote(productstr)
        for version in version_list:
            version = SqlQuote(version)
            print >>outfile, "\ninsert into versions (value, program) "
            print >>outfile, "  values (%s, %s);" % (version, productstr)
            
    # Insert the users
    for username, userid in usermapping.items():
        realname = map_username_to_realname(username)
        username = SqlQuote(username)
        realname = SqlQuote(realname)
        print >>outfile, "\ninsert into profiles ("
        print >>outfile, "  userid, login_name, password, cryptpassword, realname, groupset"
        print >>outfile, ") values ("
        print >>outfile, "%s,%s,'password',encrypt('password'), %s, 0);" % (userid, username, realname)
    print >>outfile, "update profiles set groupset=1 << 32 where login_name like '%\@gcc.gnu.org';"
    
def unixdate2datetime(unixdate):
    """ Convert a unix date to a datetime value """
    year, month, day, hour, min, sec, x, x, x, x = email.Utils.parsedate_tz(unixdate)
    return "%d-%02d-%02d %02d:%02d:%02d" % (year,month,day,hour,min,sec)

def unixdate2timestamp(unixdate):
    """ Convert a unix date to a timestamp value """
    year, month, day, hour, min, sec, x, x, x, x = email.Utils.parsedate_tz(unixdate)
    return "%d%02d%02d%02d%02d%02d" % (year,month,day,hour,min,sec)

def SqlQuote(str):
    """ Perform SQL quoting on a string """
    return "'%s'" % str.replace("'", """''""").replace("\\", "\\\\").replace("\0","\\0")

def convert_gccver_to_ver(gccver):
    """ Given a gcc version, convert it to a Bugzilla version. """
    for k in releasetovermap.keys():
        if re.search(".*%s.*" % k, gccver) is not None:
            return releasetovermap[k]
    result = re.search(r""".*(\d\.\d) \d+ \(experimental\).*""", gccver)
    if result is not None:
        return result.group(1)
    return "unknown"

def load_index(fname):
    """ Load in the GNATS index file """
    global pr_list
    ifp = open(fname)
    for record in ifp.xreadlines():
        fields = record.split("|")
        pr_list.append(fields[0])
    ifp.close()
    
def load_categories(fname):
    """ Load in the GNATS categories file """
    global categories_list
    cfp = open(fname)
    for record in cfp.xreadlines():
        if re.search("^#", record) is not None:
            continue
        categories_list.append(record.split(":"))
    cfp.close()
    
def map_username_to_realname(username): 
    """ Given a username, find the real name """
    name = username
    name = re.sub("@.*", "", name)
    for responsible_record in responsible_list:
	if responsible_record[0] == name:
	    return responsible_record[1]
    if len(responsible_record) > 2:
        if responsible_record[2] == username:
	    return responsible_record[1]
    return ""


def get_userid(responsible):
    """ Given an email address, get the user id """
    global responsible_map
    global usermapping
    global userid_base
    if responsible is None:
        return -1
    responsible = responsible.lower()
    responsible = re.sub("sources.redhat.com", "gcc.gnu.org", responsible)
    if responsible_map.has_key(responsible):
        responsible = responsible_map[responsible]
    if usermapping.has_key(responsible):
        return usermapping[responsible]
    else:
        usermapping[responsible] = userid_base
        userid_base += 1
    return usermapping[responsible]

def load_responsible(fname):
    """ Load in the GNATS responsible file """
    global responsible_map
    global responsible_list
    rfp = open(fname)
    for record in rfp.xreadlines():
        if re.search("^#", record) is not None:
            continue
        split_record = record.split(":")
        responsible_map[split_record[0]] = split_record[2].rstrip()
        responsible_list.append(record.split(":"))
    rfp.close()

def split_csl(list):
    """ Split a comma seperated list """
    newlist = re.split(r"""\s*,\s*""", list)
    return newlist

def fix_email_addrs(addrs):
    """ Perform various fixups and cleaning on an e-mail address """
    addrs = split_csl(addrs)
    trimmed_addrs = []
    for addr in addrs:
        addr = re.sub(r"""\(.*\)""","",addr)
        addr = re.sub(r""".*<(.*)>.*""","\\1",addr)
        addr = addr.rstrip()
        addr = addr.lstrip()
        trimmed_addrs.append(addr)
    addrs = ", ".join(trimmed_addrs)
    return addrs

class Bugzillabug(object):
    """ Class representing a bugzilla bug """
    def __init__(self, gbug):
        """ Initialize a bugzilla bug from a GNATS bug.  """
        self.bug_id = gbug.bug_id
        self.long_descs = []
        self.bug_ccs = [get_userid("gcc-bugs@gcc.gnu.org")]
        self.bug_activity = []
        self.attachments = gbug.attachments
        self.gnatsfields = gbug.fields
        self.need_unformatted = gbug.has_unformatted_attach == 0
        self.need_unformatted &= gbug.fields.has_key("Unformatted")
        self.translate_pr()
        self.update_versions()
        if self.fields.has_key("Audit-Trail"):
            self.parse_audit_trail()
            self.write_bug()
            
    def parse_fromto(type, string):
        """ Parses the from and to parts of a changed-from-to line """
        fromstr = ""
        tostr = ""

        # Some slightly messed up changed lines have unassigned-new,
        # instead of unassigned->new. So we make the > optional.        
        result = re.search(r"""(.*)-(?:>?)(.*)""", string)
        
        # Only know how to handle parsing of State and Responsible
        # changed-from-to right now
        if type == "State":
            fromstr = state_lookup[result.group(1)]
            tostr = state_lookup[result.group(2)]
        elif type == "Responsible":
            if result.group(1) != "":
                fromstr = result.group(1)
            if result.group(2) != "":
                tostr = result.group(2)
            if responsible_map.has_key(fromstr):
                fromstr = responsible_map[fromstr]
            if responsible_map.has_key(tostr):
                tostr = responsible_map[tostr]  
        return (fromstr, tostr)
    parse_fromto = staticmethod(parse_fromto)
    
    def parse_audit_trail(self):
        """ Parse a GNATS audit trail """
        trail = self.fields["Audit-Trail"]
        # Begin to split the audit trail into pieces
        result = fromtore.finditer(trail)
        starts = []
        ends = []
        pieces = []
        # Make a list of the pieces
        for x in result:
            pieces.append (x)
        # Find the start and end of each piece
        if len(pieces) > 0:
            for x in xrange(len(pieces)-1):
                starts.append(pieces[x].start())
                ends.append(pieces[x+1].start())
            starts.append(pieces[-1].start())
            ends.append(len(trail))
        pieces = []
        # Now make the list of actual text of the pieces
        for x in xrange(len(starts)):
            pieces.append(trail[starts[x]:ends[x]])
        # And parse the actual pieces
        for piece in pieces:
            result = changedfromtore.search(piece)
            # See what things we actually have inside this entry, and
            # handle them approriately
            if result is not None:
                type = result.group(1)
                changedfromto = result.group(2)
                # If the bug was reopened, mark it as such
                if changedfromto.find("closed->analyzed") != -1:
                    if self.fields["bug_status"] == "'NEW'":
                        self.fields["bug_status"] = "'REOPENED'"
                if type == "State" or type == "Responsible":
                    oldstate, newstate = self.parse_fromto (type, changedfromto)
                result = changedbyre.search(piece)
                if result is not None:
                    changedby = result.group(1)
                result = changedwhenre.search(piece)
                if result is not None:
                    changedwhen = result.group(1)
                    changedwhen = unixdate2datetime(changedwhen)
                    changedwhen = SqlQuote(changedwhen)
                result = changedwhyre.search(piece)
                changedwhy = piece[result.start(1):]
                #changedwhy = changedwhy.lstrip()
                changedwhy = changedwhy.rstrip()
                changedby = get_userid(changedby)
		# Put us on the cc list if we aren't there already
                if changedby != self.fields["userid"] \
                       and changedby not in self.bug_ccs:
                    self.bug_ccs.append(changedby)
                # If it's a duplicate, mark it as such
                result = duplicatere.search(changedwhy)
                if result is not None:
                    newtext = "*** This bug has been marked as a duplicate of %s ***" % result.group(1)
                    newtext = SqlQuote(newtext)
                    self.long_descs.append((self.bug_id, changedby,
                                            changedwhen, newtext))
                    self.fields["bug_status"] = "'RESOLVED'"
                    self.fields["resolution"] = "'DUPLICATE'"
                    self.fields["userid"] = changedby
                else:
                    newtext = "%s-Changed-From-To: %s\n%s-Changed-Why: %s\n" % (type, changedfromto, type, changedwhy)
                    newtext = SqlQuote(newtext)
                    self.long_descs.append((self.bug_id, changedby,
                                            changedwhen, newtext))
                if type == "State" or type == "Responsible":
                    newstate = SqlQuote("%s" % newstate)
                    oldstate = SqlQuote("%s" % oldstate)
                    fieldid = fieldids[type]
                    self.bug_activity.append((newstate, oldstate, fieldid, changedby, changedwhen))
                    
            else:
		# It's an email
                result = fromre.search(piece)
                if result is None:
                    continue
                fromstr = result.group(1)
                fromstr = fix_email_addrs(fromstr)
                fromstr = get_userid(fromstr)
                result = datere.search(piece)
                if result is None:
                    continue
                datestr = result.group(1)
                datestr = SqlQuote(unixdate2timestamp(datestr))
                if fromstr != self.fields["userid"] \
                       and fromstr not in self.bug_ccs:
                    self.bug_ccs.append(fromstr)
                self.long_descs.append((self.bug_id, fromstr, datestr,
                                        SqlQuote(piece)))
                
                    

    def write_bug(self):
	""" Output a bug to the data file """
        fields = self.fields
        print >>outfile, "\ninsert into bugs("
        print >>outfile, "  bug_id, assigned_to, bug_severity, priority, bug_status, creation_ts, delta_ts,"
        print >>outfile, "  short_desc,"
        print >>outfile, "  reporter, version,"
        print >>outfile, "  product, component, resolution, target_milestone, qa_contact,"
        print >>outfile, "  gccbuild, gcctarget, gcchost, keywords"
        print >>outfile, "  ) values ("
        print >>outfile, "%s, %s, %s, %s, %s, %s, %s," % (self.bug_id, fields["userid"], fields["bug_severity"], fields["priority"], fields["bug_status"], fields["creation_ts"], fields["delta_ts"])
        print >>outfile, "%s," % (fields["short_desc"])
        print >>outfile, "%s, %s," % (fields["reporter"], fields["version"])
        print >>outfile, "%s, %s, %s, %s, 0," %(fields["product"], fields["component"], fields["resolution"], fields["target_milestone"])
        print >>outfile, "%s, %s, %s, %s" % (fields["gccbuild"], fields["gcctarget"], fields["gcchost"], fields["keywords"])
        print >>outfile, ");"
        if self.fields["keywords"] != 0:
            print >>outfile, "\ninsert into keywords (bug_id, keywordid) values ("
            print >>outfile, " %s, %s);" % (self.bug_id, fields["keywordid"])
        for id, who, when, text in self.long_descs:
            print >>outfile, "\ninsert into longdescs ("
            print >>outfile, "  bug_id, who, bug_when, thetext) values("
            print >>outfile, "  %s, %s, %s, %s);" % (id, who, when, text)
        for name, data, who in self.attachments:
            print >>outfile, "\ninsert into attachments ("
            print >>outfile, "  bug_id, filename, description, mimetype, ispatch, submitter_id, thedata) values ("
	    ftype = None
	    # It's *magic*!
	    if name.endswith(".ii") == 1:
		ftype = "text/x-c++"
 	    elif name.endswith(".i") == 1:
		ftype = "text/x-c"
	    else:
		ftype = magicf.detect(cStringIO.StringIO(data))
            if ftype is None:
                ftype = "application/octet-stream"
            
            print >>outfile, "%s,%s,%s, %s,0, %s,%s);" %(self.bug_id, SqlQuote(name), SqlQuote(name), SqlQuote (ftype), who, SqlQuote(zlib.compress(data)))
        for newstate, oldstate, fieldid, changedby, changedwhen in self.bug_activity:
            print >>outfile, "\ninsert into bugs_activity ("
            print >>outfile, "  bug_id, who, bug_when, fieldid, added, removed) values ("
            print >>outfile, "  %s, %s, %s, %s, %s, %s);" % (self.bug_id,
                                                             changedby,
                                                             changedwhen,
                                                             fieldid,
                                                             newstate,
                                                             oldstate)
        for cc in self.bug_ccs:
            print >>outfile, "\ninsert into cc(bug_id, who) values (%s, %s);" %(self.bug_id, cc)
    def update_versions(self):
	""" Update the versions table to account for the version on this bug """
        global versions_table
        if self.fields.has_key("Release") == 0 \
               or self.fields.has_key("Category") == 0:
            return
        curr_product = "gcc"
        curr_version = self.fields["Release"]
        if curr_version == "":
            return
        curr_version = convert_gccver_to_ver (curr_version)
        if versions_table.has_key(curr_product) == 0:
            versions_table[curr_product] = []
        for version in versions_table[curr_product]:
            if version == curr_version:
                return
        versions_table[curr_product].append(curr_version)
    def translate_pr(self):
	""" Transform a GNATS PR into a Bugzilla bug """
        self.fields = self.gnatsfields
        if (self.fields.has_key("Organization") == 0) \
           or self.fields["Organization"].find("GCC"):
            self.fields["Originator"] = ""
            self.fields["Organization"] = ""
        self.fields["Organization"].lstrip()
        if (self.fields.has_key("Release") == 0) \
               or self.fields["Release"] == "" \
               or self.fields["Release"].find("unknown-1.0") != -1:
            self.fields["Release"]="unknown"
        if self.fields.has_key("Responsible"):
            result = re.search(r"""\w+""", self.fields["Responsible"])
            self.fields["Responsible"] = "%s%s" % (result.group(0), "@gcc.gnu.org")
        self.fields["gcchost"] = ""
        self.fields["gcctarget"] = ""
        self.fields["gccbuild"] = ""
        if self.fields.has_key("Environment"):
            result = re.search("^host: (.+?)$", self.fields["Environment"],
                               re.MULTILINE)
            if result is not None:
                self.fields["gcchost"] = result.group(1)
            result = re.search("^target: (.+?)$", self.fields["Environment"],
                               re.MULTILINE)
            if result is not None:
                self.fields["gcctarget"] = result.group(1)
            result = re.search("^build: (.+?)$", self.fields["Environment"],
                               re.MULTILINE)
            if result is not None:
                self.fields["gccbuild"] = result.group(1)
        self.fields["userid"] = get_userid(self.fields["Responsible"])
        self.fields["bug_severity"] = "normal"
        if self.fields["Class"] == "change-request":
            self.fields["bug_severity"] = "enhancement"
        elif self.fields.has_key("Severity"):
            if self.fields["Severity"] == "critical":
                self.fields["bug_severity"] = "critical"
            elif self.fields["Severity"] == "serious":
                self.fields["bug_severity"] = "major"
        elif self.fields.has_key("Synopsis"):
            if re.search("crash|assert", self.fields["Synopsis"]):
                self.fields["bug_severity"] = "critical"
            elif re.search("wrong|error", self.fields["Synopsis"]):
                self.fields["bug_severity"] = "major"
        self.fields["bug_severity"] = SqlQuote(self.fields["bug_severity"])
        self.fields["keywords"] = 0
        if keywordids.has_key(self.fields["Class"]):
            self.fields["keywords"] = self.fields["Class"]
            self.fields["keywordid"] = keywordids[self.fields["Class"]]
            self.fields["keywords"] = SqlQuote(self.fields["keywords"])
        self.fields["priority"] = "P1"
        if self.fields.has_key("Severity") and self.fields.has_key("Priority"):
            severity = self.fields["Severity"]
            priority = self.fields["Priority"]
            if severity == "critical":
                if priority == "high":
                    self.fields["priority"] = "P1"
                else:
                    self.fields["priority"] = "P2"
            elif severity == "serious":
                if priority == "low":
                    self.fields["priority"] = "P4"
                else:
                    self.fields["priority"] = "P3"
            else:
                if priority == "high":
                    self.fields["priority"] = "P4"
                else:
                    self.fields["priority"] = "P5"
        self.fields["priority"] = SqlQuote(self.fields["priority"])
        state = self.fields["State"]
        if (state == "open" or state == "analyzed") and self.fields["userid"] != 3:
            self.fields["bug_status"] = "ASSIGNED"
            self.fields["resolution"] = ""
        elif state == "feedback":
            self.fields["bug_status"] = "WAITING"
            self.fields["resolution"] = ""
        elif state == "closed":
            self.fields["bug_status"] = "CLOSED"
            if self.fields.has_key("Class"):
                theclass = self.fields["Class"]
                if theclass.find("duplicate") != -1:
                    self.fields["resolution"]="DUPLICATE"
                elif theclass.find("mistaken") != -1:
                    self.fields["resolution"]="INVALID"                    
                else:
                    self.fields["resolution"]="FIXED"
            else:
                self.fields["resolution"]="FIXED"
        elif state == "suspended":
            self.fields["bug_status"] = "SUSPENDED"
            self.fields["resolution"] = ""
        elif state == "analyzed" and self.fields["userid"] == 3:
            self.fields["bug_status"] = "NEW"
            self.fields["resolution"] = ""
        else:
            self.fields["bug_status"] = "UNCONFIRMED"
            self.fields["resolution"] = ""
        self.fields["bug_status"] = SqlQuote(self.fields["bug_status"])
        self.fields["resolution"] = SqlQuote(self.fields["resolution"])
        self.fields["creation_ts"] = ""
        if self.fields.has_key("Arrival-Date") and self.fields["Arrival-Date"] != "":
            self.fields["creation_ts"] = unixdate2datetime(self.fields["Arrival-Date"])
        self.fields["creation_ts"] = SqlQuote(self.fields["creation_ts"])
        self.fields["delta_ts"] = ""
        if self.fields.has_key("Audit-Trail"):
            result = lastdatere.findall(self.fields["Audit-Trail"])
            result.reverse()
            if len(result) > 0:
                self.fields["delta_ts"] = unixdate2timestamp(result[0])
        if self.fields["delta_ts"] == "":
            if self.fields.has_key("Arrival-Date") and self.fields["Arrival-Date"] != "":
                self.fields["delta_ts"] = unixdate2timestamp(self.fields["Arrival-Date"])
        self.fields["delta_ts"] = SqlQuote(self.fields["delta_ts"])
        self.fields["short_desc"] = SqlQuote(self.fields["Synopsis"])
        if self.fields.has_key("Reply-To") and self.fields["Reply-To"] != "":
            self.fields["reporter"] = get_userid(self.fields["Reply-To"])
        elif self.fields.has_key("Mail-Header"):
            result = re.search(r"""From .*?([\w.]+@[\w.]+)""", self.fields["Mail-Header"])
            if result:
                self.fields["reporter"] = get_userid(result.group(1))
            else:
                self.fields["reporter"] = get_userid(gnats_username)
        else:
            self.fields["reporter"] = get_userid(gnats_username)
        long_desc = self.fields["Description"]
        long_desc2 = ""
        for field in ["Release", "Environment", "How-To-Repeat"]:
            if self.fields.has_key(field) and self.fields[field] != "":
                long_desc += ("\n\n%s:\n" % field) + self.fields[field]
        if self.fields.has_key("Fix") and self.fields["Fix"] != "":
            long_desc2 = "Fix:\n" + self.fields["Fix"]
        if self.need_unformatted  == 1 and self.fields["Unformatted"] != "":
            long_desc += "\n\nUnformatted:\n" + self.fields["Unformatted"]
        if long_desc != "":
            self.long_descs.append((self.bug_id, self.fields["reporter"],
                                    self.fields["creation_ts"],
                                    SqlQuote(long_desc)))
        if long_desc2 != "":
            self.long_descs.append((self.bug_id, self.fields["reporter"],
                                    self.fields["creation_ts"],
                                    SqlQuote(long_desc2)))
        for field in ["gcchost", "gccbuild", "gcctarget"]:
            self.fields[field] = SqlQuote(self.fields[field])
        self.fields["version"] = ""
        if self.fields["Release"] != "":
            self.fields["version"] = convert_gccver_to_ver (self.fields["Release"])
        self.fields["version"] = SqlQuote(self.fields["version"])
        self.fields["product"] = SqlQuote("gcc")
        self.fields["component"] = "invalid"
        if self.fields.has_key("Category"):
            self.fields["component"] = self.fields["Category"]
        self.fields["component"] = SqlQuote(self.fields["component"])
        self.fields["target_milestone"] = "---"
        if self.fields["version"].find("3.4") != -1:
            self.fields["target_milestone"] = "3.4"
        self.fields["target_milestone"] = SqlQuote(self.fields["target_milestone"])
        if self.fields["userid"] == 2:
            self.fields["userid"] = "\'NULL\'"

class GNATSbug(object):
    """ Represents a single GNATS PR """
    def __init__(self, filename):
        self.attachments = []
        self.has_unformatted_attach = 0
        fp = open (filename)
        self.fields = self.parse_pr(fp.xreadlines())
        self.bug_id = int(self.fields["Number"])
        if self.fields.has_key("Unformatted"):
            self.find_gnatsweb_attachments()
        if self.fields.has_key("How-To-Repeat"):
            self.find_regular_attachments("How-To-Repeat")
        if self.fields.has_key("Fix"):
            self.find_regular_attachments("Fix")

    def get_attacher(fields):
        if fields.has_key("Reply-To") and fields["Reply-To"] != "":
            return get_userid(fields["Reply-To"])
        else:
            result = None
            if fields.has_key("Mail-Header"):
                result = re.search(r"""From .*?([\w.]+\@[\w.]+)""",
                                   fields["Mail-Header"])
            if result is not None:
                reporter = get_userid(result.group(1))
            else:
                reporter = get_userid(gnats_username)
    get_attacher = staticmethod(get_attacher)
    def find_regular_attachments(self, which):
        fields = self.fields
        while re.search("^begin [0-7]{3}", fields[which],
                        re.DOTALL | re.MULTILINE):
            outfp = cStringIO.StringIO()
            infp = cStringIO.StringIO(fields[which])
            filename, start, end = specialuu.decode(infp, outfp, quiet=0)
            fields[which]=fields[which].replace(fields[which][start:end],
                                                "See attachments for %s\n" % filename)
            self.attachments.append((filename, outfp.getvalue(),
                                     self.get_attacher(fields)))

    def decode_gnatsweb_attachment(self, attachment):
        result = re.split(r"""\n\n""", attachment, 1)
        if len(result) == 1:
            return -1
        envelope, body = result
        envelope = uselessre.split(envelope)
        envelope.pop(0)
        # Turn the list of key, value into a dict of key => value
        attachinfo = dict([(envelope[i], envelope[i+1]) for i in xrange(0,len(envelope),2)])
        for x in attachinfo.keys():
            attachinfo[x] = attachinfo[x].rstrip()
        if (attachinfo.has_key("Content-Type") == 0) or \
           (attachinfo.has_key("Content-Disposition") == 0):
            raise ValueError, "Unable to parse file attachment"
        result = dispositionre.search(attachinfo["Content-Disposition"])
        filename = result.group(2)
        filename = re.sub(".*/","", filename)
        filename = re.sub(".*\\\\","", filename)
        attachinfo["filename"]=filename
        result = re.search("""(\S+);.*""", attachinfo["Content-Type"])
        if result is not None:
            attachinfo["Content-Type"] = result.group(1)
        if attachinfo.has_key("Content-Transfer-Encoding"):
            if attachinfo["Content-Transfer-Encoding"] == "base64":
                attachinfo["data"] = base64.decodestring(body)
        else:
            attachinfo["data"]=body

        return (attachinfo["filename"], attachinfo["data"],
                self.get_attacher(self.fields))

    def find_gnatsweb_attachments(self):
        fields = self.fields
        attachments = re.split(attachment_delimiter, fields["Unformatted"])
        fields["Unformatted"] = attachments.pop(0)
        for attachment in attachments:
            result = self.decode_gnatsweb_attachment (attachment)
            if result != -1:
                self.attachments.append(result)
            self.has_unformatted_attach = 1
    def parse_pr(lines):
        #fields = {"envelope":[]}
        fields = {"envelope":array.array("c")}
        hdrmulti = "envelope"
        for line in lines:
            line = line.rstrip('\n')
            line += '\n'
            result = gnatfieldre.search(line)
            if result is None:
                if hdrmulti != "":
                    if fields.has_key(hdrmulti):
                        #fields[hdrmulti].append(line)
                        fields[hdrmulti].fromstring(line)
                    else:
                        #fields[hdrmulti] = [line]
                        fields[hdrmulti] = array.array("c", line)
                continue
            hdr, arg = result.groups()
            ghdr = "*not valid*"
            result = fieldnamere.search(hdr)
            if result != None:
                ghdr = result.groups()[0]
            if ghdr in fieldnames:
                if multilinefields.has_key(ghdr):
                    hdrmulti = ghdr
                    #fields[ghdr] = [""]
                    fields[ghdr] = array.array("c")
                else:
                    hdrmulti = ""
                    #fields[ghdr] = [arg]
                    fields[ghdr] = array.array("c", arg)
            elif hdrmulti != "":
                #fields[hdrmulti].append(line)
                fields[hdrmulti].fromstring(line)
            if hdrmulti == "envelope" and \
               (hdr == "Reply-To" or hdr == "From" \
                or hdr == "X-GNATS-Notify"):
                arg = fix_email_addrs(arg)
                #fields[hdr] = [arg]
                fields[hdr] = array.array("c", arg)
	if fields.has_key("Reply-To") and len(fields["Reply-To"]) > 0:
            fields["Reply-To"] = fields["Reply-To"]
        else:
            fields["Reply-To"] = fields["From"]
        if fields.has_key("From"):
            del fields["From"]
        if fields.has_key("X-GNATS-Notify") == 0:
            fields["X-GNATS-Notify"] = array.array("c")
            #fields["X-GNATS-Notify"] = ""
        for x in fields.keys():
            fields[x] = fields[x].tostring()
            #fields[x] = "".join(fields[x])            
        for x in fields.keys():
            if multilinefields.has_key(x):
                fields[x] = fields[x].rstrip()

        return fields
    parse_pr = staticmethod(parse_pr)
load_index("%s/gnats-adm/index" % gnats_db_dir)
load_categories("%s/gnats-adm/categories" % gnats_db_dir)
load_responsible("%s/gnats-adm/responsible" % gnats_db_dir)
get_userid(gnats_username)
get_userid(unassigned_username)
for x in pr_list:
    print "Processing %s..." % x
    a = GNATSbug ("%s/%s" % (gnats_db_dir, x))
    b = Bugzillabug(a)
write_non_bug_tables()
outfile.close()