header.py

Sun, 23 Jun 2019 00:50:22 +0300

author
Teemu Piippo <teemu@hecknology.net>
date
Sun, 23 Jun 2019 00:50:22 +0300
changeset 75
3ec747dfbfb9
parent 69
a24c4490d9f2
child 76
c73432653fd9
permissions
-rw-r--r--

added a test for BFC INVERTNEXT not followed by a type-1 line

47
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
1 import re
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
2 import linetypes
48
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
3 import datetime
47
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
4
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
5 class Header:
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
6 def __init__(self):
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
7 self.description = None
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
8 self.name = None
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
9 self.author = None
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
10 self.username = None
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
11 self.filetype = None
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
12 self.qualifiers = None
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
13 self.license = None
48
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
14 self.help = ''
47
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
15 self.bfc = None
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
16 self.category = None
48
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
17 self.keywords = ''
47
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
18 self.cmdline = None
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
19 self.history = []
48
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
20 self.first_occurrence = dict()
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
21 @property
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
22 def valid(self):
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
23 return True
69
a24c4490d9f2 added a check for keywords in non-parts
Teemu Piippo <teemu@hecknology.net>
parents: 67
diff changeset
24 @property
a24c4490d9f2 added a check for keywords in non-parts
Teemu Piippo <teemu@hecknology.net>
parents: 67
diff changeset
25 def effective_filetype(self):
a24c4490d9f2 added a check for keywords in non-parts
Teemu Piippo <teemu@hecknology.net>
parents: 67
diff changeset
26 if self.filetype.startswith('Unofficial_'):
a24c4490d9f2 added a check for keywords in non-parts
Teemu Piippo <teemu@hecknology.net>
parents: 67
diff changeset
27 return self.filetype.rsplit('Unofficial_')[1]
a24c4490d9f2 added a check for keywords in non-parts
Teemu Piippo <teemu@hecknology.net>
parents: 67
diff changeset
28 else:
a24c4490d9f2 added a check for keywords in non-parts
Teemu Piippo <teemu@hecknology.net>
parents: 67
diff changeset
29 return self.filetype
47
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
30
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
31 class BadHeader:
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
32 def __init__(self, index, reason):
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
33 self.index = index
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
34 self.reason = reason
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
35 def __repr__(self):
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
36 return str.format(
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
37 'header.BadHeader(index = {index!r}, reason = {reason!r})',
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
38 index = self.index,
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
39 reason = self.reason,
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
40 )
48
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
41 @property
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
42 def valid(self):
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
43 return False
47
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
44
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
45 geometrical_types = [
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
46 linetypes.LineSegment,
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
47 linetypes.Triangle,
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
48 linetypes.Quadrilateral,
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
49 linetypes.ConditionalLine,
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
50 ]
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
51
56
ed6d39c59e56 fixed BFC INVERTNEXT being interpreted as a header command
Teemu Piippo <teemu@hecknology.net>
parents: 54
diff changeset
52 def is_invertnext(entry):
ed6d39c59e56 fixed BFC INVERTNEXT being interpreted as a header command
Teemu Piippo <teemu@hecknology.net>
parents: 54
diff changeset
53 return isinstance(entry, linetypes.MetaCommand) \
ed6d39c59e56 fixed BFC INVERTNEXT being interpreted as a header command
Teemu Piippo <teemu@hecknology.net>
parents: 54
diff changeset
54 and entry.text == "BFC INVERTNEXT"
ed6d39c59e56 fixed BFC INVERTNEXT being interpreted as a header command
Teemu Piippo <teemu@hecknology.net>
parents: 54
diff changeset
55
47
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
56 def is_suitable_header_object(entry):
56
ed6d39c59e56 fixed BFC INVERTNEXT being interpreted as a header command
Teemu Piippo <teemu@hecknology.net>
parents: 54
diff changeset
57 if is_invertnext(entry):
ed6d39c59e56 fixed BFC INVERTNEXT being interpreted as a header command
Teemu Piippo <teemu@hecknology.net>
parents: 54
diff changeset
58 # BFC INVERTNEXT is not a header command anymore.
ed6d39c59e56 fixed BFC INVERTNEXT being interpreted as a header command
Teemu Piippo <teemu@hecknology.net>
parents: 54
diff changeset
59 return False
47
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
60 return not any(
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
61 isinstance(entry, linetype)
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
62 for linetype in [
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
63 *geometrical_types,
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
64 linetypes.Comment,
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
65 linetypes.Error,
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
66 ]
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
67 )
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
68
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
69 class HeaderError(Exception):
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
70 def __init__(self, index, reason):
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
71 self.index, self.reason = index, reason
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
72 def __repr__(self):
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
73 return str.format(
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
74 'HeaderError({index!r}, {reason!r})',
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
75 index = self.index,
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
76 reason = self.reason,
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
77 )
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
78 def __str__(self):
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
79 return reason
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
80
48
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
81 class HistoryEntry:
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
82 def __init__(self, date, user, text):
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
83 self.date, self.user, self.text = date, user, text
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
84 def __repr__(self):
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
85 return str.format(
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
86 'HistoryEntry({date!r}, {user!r}, {text!r})',
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
87 date = self.date,
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
88 user = self.user,
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
89 text = self.text)
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
90
47
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
91 class HeaderParser:
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
92 def __init__(self):
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
93 self.model_body = None
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
94 self.cursor = 0
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
95 self.problems = []
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
96 def parse(self, model_body):
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
97 result = Header()
48
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
98 self.result = result
47
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
99 self.order = []
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
100 self.cursor = -1
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
101 self.model_body = model_body
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
102 self.skip_to_next()
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
103 result.description = self.current()
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
104 self.skip_to_next()
52
cd2b4f3c1189 fix author parsing getting extra spaces in the name
Teemu Piippo <teemu@hecknology.net>
parents: 49
diff changeset
105 result.name = self.parse_pattern(r'^Name: (.+)$', 'name')[0]
47
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
106 self.skip_to_next()
60
b8fac2477fc8 fix author parsing
Teemu Piippo <teemu@hecknology.net>
parents: 59
diff changeset
107 result.author, result.username = self.parse_pattern(r'^Author: ([^ \[]*[^\[]+) (?:\[([^\]]+)\])?', 'author')
47
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
108 for header_entry in self.get_more_header_stuff():
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
109 if self.try_to_match(
52
cd2b4f3c1189 fix author parsing getting extra spaces in the name
Teemu Piippo <teemu@hecknology.net>
parents: 49
diff changeset
110 r'^!LDRAW_ORG ' \
49
a1f5c12fa45c fix LDRAW_ORG parsing
Teemu Piippo <teemu@hecknology.net>
parents: 48
diff changeset
111 r'((?:Unofficial_)?(?:' \
52
cd2b4f3c1189 fix author parsing getting extra spaces in the name
Teemu Piippo <teemu@hecknology.net>
parents: 49
diff changeset
112 r'Part|' \
cd2b4f3c1189 fix author parsing getting extra spaces in the name
Teemu Piippo <teemu@hecknology.net>
parents: 49
diff changeset
113 r'Subpart|' \
cd2b4f3c1189 fix author parsing getting extra spaces in the name
Teemu Piippo <teemu@hecknology.net>
parents: 49
diff changeset
114 r'Primitive|' \
cd2b4f3c1189 fix author parsing getting extra spaces in the name
Teemu Piippo <teemu@hecknology.net>
parents: 49
diff changeset
115 r'8_Primitive|' \
cd2b4f3c1189 fix author parsing getting extra spaces in the name
Teemu Piippo <teemu@hecknology.net>
parents: 49
diff changeset
116 r'48_Primitive|' \
cd2b4f3c1189 fix author parsing getting extra spaces in the name
Teemu Piippo <teemu@hecknology.net>
parents: 49
diff changeset
117 r'Shortcut' \
cd2b4f3c1189 fix author parsing getting extra spaces in the name
Teemu Piippo <teemu@hecknology.net>
parents: 49
diff changeset
118 r'))\s?' \
cd2b4f3c1189 fix author parsing getting extra spaces in the name
Teemu Piippo <teemu@hecknology.net>
parents: 49
diff changeset
119 r'(.*)$',
47
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
120 'part type'):
48
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
121 result.filetype = self.groups[0]
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
122 result.qualifiers = re.findall(r'(?:Physical_Colour|Alias|ORIGINAL|UPDATE \d\d\d\d-\d\d)', self.groups[1])
47
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
123 elif self.try_to_match(
52
cd2b4f3c1189 fix author parsing getting extra spaces in the name
Teemu Piippo <teemu@hecknology.net>
parents: 49
diff changeset
124 r'^!LICENSE (.+)$',
47
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
125 'license'):
48
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
126 result.license = self.groups[0]
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
127 elif self.try_to_match(
52
cd2b4f3c1189 fix author parsing getting extra spaces in the name
Teemu Piippo <teemu@hecknology.net>
parents: 49
diff changeset
128 r'BFC (CERTIFY CW|CERTIFY CCW|NOCERTIFY)',
48
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
129 'bfc'):
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
130 result.bfc = self.groups[0]
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
131 elif self.try_to_match(
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
132 r'!HISTORY (\d{4}-\d{2}-\d{2}) ([\[{][^\]}]+[\]}]) (.+)$',
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
133 'history'):
59
0f3e70a2bb4b report invalid ISO dates instead of crashing
Teemu Piippo <teemu@hecknology.net>
parents: 56
diff changeset
134 try:
0f3e70a2bb4b report invalid ISO dates instead of crashing
Teemu Piippo <teemu@hecknology.net>
parents: 56
diff changeset
135 time_object = datetime.datetime.strptime(
0f3e70a2bb4b report invalid ISO dates instead of crashing
Teemu Piippo <teemu@hecknology.net>
parents: 56
diff changeset
136 self.groups[0],
0f3e70a2bb4b report invalid ISO dates instead of crashing
Teemu Piippo <teemu@hecknology.net>
parents: 56
diff changeset
137 '%Y-%m-%d',
0f3e70a2bb4b report invalid ISO dates instead of crashing
Teemu Piippo <teemu@hecknology.net>
parents: 56
diff changeset
138 )
0f3e70a2bb4b report invalid ISO dates instead of crashing
Teemu Piippo <teemu@hecknology.net>
parents: 56
diff changeset
139 except ValueError:
0f3e70a2bb4b report invalid ISO dates instead of crashing
Teemu Piippo <teemu@hecknology.net>
parents: 56
diff changeset
140 self.parse_error("invalid ISO date in history")
48
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
141 result.history.append(HistoryEntry(
59
0f3e70a2bb4b report invalid ISO dates instead of crashing
Teemu Piippo <teemu@hecknology.net>
parents: 56
diff changeset
142 date = time_object.date(),
48
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
143 user = self.groups[1],
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
144 text = self.groups[2],
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
145 ))
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
146 elif self.try_to_match(
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
147 r'!HELP (.+)',
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
148 'help'):
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
149 if result.help:
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
150 result.help += '\n'
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
151 result.help += self.groups[0]
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
152 elif self.try_to_match(
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
153 r'!CATEGORY (.+)',
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
154 'category'):
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
155 result.category = self.groups[0]
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
156 elif self.try_to_match(
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
157 r'!KEYWORDS (.+)',
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
158 'keywords'):
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
159 if result.keywords:
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
160 result.keywords += '\n'
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
161 result.keywords += self.groups[0]
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
162 elif self.try_to_match(
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
163 r'!CMDLINE (.+)',
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
164 'cmdline'):
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
165 result.cmdline = self.groups[0]
47
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
166 else:
48
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
167 self.parse_error("couldn't understand header syntax: " + repr(header_entry.text))
67
afaa4d3bc3e5 complain if LDRAW_ORG line is missing
Teemu Piippo <teemu@hecknology.net>
parents: 60
diff changeset
168 if not result.filetype:
afaa4d3bc3e5 complain if LDRAW_ORG line is missing
Teemu Piippo <teemu@hecknology.net>
parents: 60
diff changeset
169 self.parse_error('LDRAW_ORG line is missing')
47
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
170 return {
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
171 'header': result,
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
172 'end-index': self.cursor + 1,
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
173 }
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
174 def parse_error(self, message):
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
175 raise HeaderError(index = self.cursor, reason = message)
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
176 def get_more_header_stuff(self):
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
177 while True:
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
178 self.cursor += 1
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
179 if self.cursor >= len(self.model_body):
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
180 break
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
181 entry = self.model_body[self.cursor]
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
182 if not is_suitable_header_object(entry):
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
183 break
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
184 if isinstance(entry, linetypes.MetaCommand):
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
185 yield entry
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
186 def skip_to_next(self, *, spaces_expected = 0):
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
187 while True:
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
188 if self.cursor + 1 >= len(self.model_body):
54
0c686d10eb49 added tests for moved-to files and scaling in flat dimensions
Teemu Piippo <teemu@hecknology.net>
parents: 52
diff changeset
189 self.parse_error('file does not have a proper header')
47
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
190 self.cursor += 1
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
191 entry = self.model_body[self.cursor]
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
192 if not is_suitable_header_object(entry):
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
193 self.parse_error('header is incomplete')
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
194 if isinstance(entry, linetypes.MetaCommand):
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
195 return
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
196 def try_to_match(self, pattern, patterntype):
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
197 try:
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
198 self.groups = self.parse_pattern(pattern, patterntype)
48
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
199 return True
47
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
200 except:
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
201 return False
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
202 def current(self):
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
203 entry = self.model_body[self.cursor]
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
204 assert isinstance(entry, linetypes.MetaCommand)
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
205 return entry.text
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
206 def parse_pattern(self, pattern, description):
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
207 match = re.search(pattern, self.current())
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
208 if match:
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
209 self.order.append(description)
48
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
210 if description not in self.result.first_occurrence:
38b0919c1934 added some header tests
Teemu Piippo <teemu@hecknology.net>
parents: 47
diff changeset
211 self.result.first_occurrence[description] = self.cursor
47
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
212 return match.groups()
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
213 else:
4da025d0b283 added work on header check
Teemu Piippo <teemu@hecknology.net>
parents:
diff changeset
214 self.parse_error(str.format("couldn't parse {}", description))

mercurial