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
|
# -*- CPERL -*-
package LaTeXML::Package::Pool;
use strict;
use LaTeXML::Package;
RequirePackage('omdoc');
DefKeyVal('pf','id','Semiverbatim');
DefKeyVal('pf','display','Semiverbatim'); # not used at the moment
DefKeyVal('pf','for','Semiverbatim');
DefKeyVal('pf','from','Semiverbatim');
DefKeyVal('pf','proofend','Semiverbatim');
DefKeyVal('pf','noproofend','Semiverbatim');
DefKeyVal('pf','type','Semiverbatim');
DefKeyVal('pf','title','Semiverbatim');
DefKeyVal('pf','continues','Semiverbatim');
DefConstructor('\sproofend',"");
DefEnvironment('{sproof} OptionalKeyVals:pf{}',
"<omdoc:proof ?&KeyVal(#1,'id')(xml:id='&KeyVal(#1,'id')')()>\n"
. "?#2(<omdoc:omtext><omdoc:CMP><omdoc:p>#2</omdoc:p></omdoc:CMP></omdoc:omtext>\n)()"
. "#body"
. "</omdoc:proof>\n");
DefEnvironment('{sproofidea} OptionalKeyVals:pf {}',
"<omdoc:proof ?&KeyVal(#1,'id')(xml:id='&KeyVal(#1,'id')')()>\n"
. "<omdoc:omtext><omdoc:CMP><omdoc:p>#2</omdoc:p></omdoc:CMP></omdoc:omtext>\n"
. "</omdoc:proof>\n");
DefCMPEnvironment('{spfstep} OptionalKeyVals:pf',
"<omdoc:derive ?&KeyVal(#1,'id')(xml:id='&KeyVal(#1,'id')')()>"
. "<omdoc:CMP><omdoc:p>#body</omdoc:p></omdoc:CMP>"
. "</omdoc:derive>\n");
DefCMPEnvironment('{sproofcomment} OptionalKeyVals:pf',
"<omdoc:omtext ?&KeyVal(#1,'id')(xml:id='&KeyVal(#1,'id')')()>"
. "<omdoc:CMP><omdoc:p>#body</omdoc:p></omdoc:CMP>"
. "</omdoc:omtext>");
DefEnvironment('{spfcases} OptionalKeyVals:pf {}',
"<omdoc:derive ?&KeyVal(#1,'id')(xml:id='&KeyVal(#1,'id')')()>\n"
. "<omdoc:CMP><omdoc:p>#2</omdoc:p></omdoc:CMP>\n"
. "<omdoc:method xref='#proof-by-cases'>"
. "#body"
. "</omdoc:method>"
. "</omdoc:derive>\n");
DefEnvironment('{spfcase} OptionalKeyVals:pf{}',
"<omdoc:proof ?&KeyVal(#1,'id')(xml:id='&KeyVal(#1,'id')')()>\n"
. "?#2(<omdoc:omtext><omdoc:CMP><omdoc:p>#2</omdoc:p></omdoc:CMP></omdoc:omtext>\n)()"
. "#body"
. "</omdoc:proof>\n");
DefEnvironment('{subproof}',
"<omdoc:proof>\n #body\n</omdoc:proof>\n");
DefKeyVal('just','id','Semiverbatim');
DefKeyVal('just','method','Semiverbatim');
DefKeyVal('just','premises','Semiverbatim');
DefKeyVal('just','args','Semiverbatim');
sub extractBodyText {
my ($box, $remove) = @_;
my $str = '';
my @boxes = $box->unlist;
foreach my $b(@boxes) {
my $s = '';
if ($b =~ /LaTeXML::Whatsit/) {
my $body = $b->getBody;
$s = $body ? extractBodyText($body, $remove) : '';
} elsif ($b =~ /LaTeXML::Box/) {
$s = $b->toString || '';
@{$b}[0] = '' if $remove; }
$str .= $s; }
$str =~ s/\s+/ /g;
$str; }
DefEnvironment('{justification} OptionalKeyVals:just', sub {
my ($doc, $keys, %props) = @_;
my $text = extractBodyText($props{body}, 1);
my $node = LookupValue('_LastSeenCMP');
$node->appendText($text) if $node;
my $method = $keys ? $keys->getValue('method') : undef;
$doc->openElement("omdoc:method", $method ? (xref => $method) : ());
$doc->absorb($props{body}) if $props{body};
$doc->closeElement("omdoc:method");
return; });
DefMacro('\premise[]{}', sub {
my ($xref, $text) = ($_[1], $_[2]);
my @res = (T_CS('\premise@content'));
push(@res, T_OTHER('['), $xref->unlist, T_OTHER(']')) if $xref;
push(@res, T_SPACE, $text->unlist) if $text;
@res; });
DefConstructor('\premise@content[]', "<omdoc:premise xref='#1'/>");
DefMacro('\justarg[]{}', sub { (($_[1] ? $_[1]->unlist : ()),
T_SPACE, $_[2]->unlist, T_SPACE); });
Tag('omdoc:derive', afterClose=>sub {
my ($doc, $node) = @_;
my @children = grep($_->nodeType == XML_ELEMENT_NODE, $node->childNodes);
my $firstCMP = undef;
foreach my $child(@children) {
next unless ($child->localname || '') eq 'CMP';
if ($child->hasChildNodes()) {
next unless $#{$child->childNodes} == 0;
next unless $child->firstChild->nodeType == XML_TEXT_NODE; }
if ($firstCMP) {
$firstCMP->appendText($child->textContent);
$node->removeChild($child);
} else { $firstCMP = $child; }
}
});
Tag('omdoc:proof',afterOpen=>\&numberIt);
Tag('omdoc:derive',afterOpen=>\&numberIt);
Tag('omdoc:method',afterOpen=>\&numberIt);
1;
|
