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1
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package Pod::HTML_Elements; |
2
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1
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1
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10039
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use strict; |
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1
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3
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1
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52
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3
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1
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1
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7
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use Pod::Parser 1.061; |
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1
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37
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1
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56
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4
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1
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1
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717
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use Pod::Links qw(link_parse); |
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1
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3
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1
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61
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5
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1
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1
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11278
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use HTML::Element; |
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1
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31140
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1
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8
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6
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1
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1
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50
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use HTML::Entities; |
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1
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3
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1
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79
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7
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1
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1
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876
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use HTML::AsSubs qw(h1 a li title); |
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1
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5410
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1
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190
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8
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1
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1
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11
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use vars qw(@ISA $VERSION); |
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1
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2
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1
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81
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9
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$VERSION = '0.08'; |
10
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1
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1
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5
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use base qw(Pod::Parser); |
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1
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2
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1
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100
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11
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1
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1
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1257
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use Data::Dumper; |
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1
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12056
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1
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3154
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12
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13
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my $nbsp; |
14
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15
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sub begin_pod |
16
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{ |
17
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1
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1
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0
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1044
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my $obj = shift; |
18
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1
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12
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delete $obj->{'title'}; |
19
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1
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12
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my $html = HTML::Element->new('html'); |
20
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1
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41
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my $head = HTML::Element->new('head'); |
21
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1
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18
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my $body = HTML::Element->new('body'); |
22
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1
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20
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$html->push_content($head); |
23
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1
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20
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$html->push_content($body); |
24
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1
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11
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$obj->{'html'} = $html; |
25
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1
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3
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$obj->{'body'} = $body; |
26
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1
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2
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$obj->{'current'} = $body; |
27
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1
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2
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$obj->{'head'} = $head; |
28
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1
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50
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33
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195
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if (defined $obj->{'Index'} and not defined $obj->{'index'}) |
29
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{ |
30
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0
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0
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$obj->{'index'} = HTML::Element->new('ul'); |
31
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} |
32
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} |
33
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34
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sub current |
35
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{ |
36
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73
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73
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0
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82
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my $obj = shift; |
37
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73
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100
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176
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$obj->{'current'} = shift if (@_); |
38
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73
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909
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return $obj->{'current'}; |
39
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} |
40
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41
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9
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9
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0
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29
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sub body { return shift->{'body'} } |
42
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1
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1
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0
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44
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sub head { return shift->{'head'} } |
43
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1
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1
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0
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4
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sub html { return shift->{'html'} } |
44
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45
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sub make_elem |
46
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{ |
47
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60
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60
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0
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77
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my $tag = shift; |
48
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60
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59
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my $attributes; |
49
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60
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100
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66
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539
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if (@_ and defined $_[0] and ref($_[0]) eq "HASH") |
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100
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50
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{ |
51
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1
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3
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$attributes = shift; |
52
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} |
53
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else |
54
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{ |
55
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59
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87
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$attributes = {}; |
56
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} |
57
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60
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262
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my $elem = new HTML::Element $tag, %$attributes; |
58
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60
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13058
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$elem->push_content(@_); |
59
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60
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1000
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return $elem; |
60
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} |
61
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62
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sub add_elem |
63
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{ |
64
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36
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36
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0
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80
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my $body = shift->current; |
65
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36
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78
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my $elem = make_elem(@_); |
66
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36
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92
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$body->push_content($elem); |
67
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36
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1616
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return $elem; |
68
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} |
69
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70
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sub do_name |
71
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{ |
72
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1
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1
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0
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2
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my ($parser,$t) = @_; |
73
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1
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14
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$t =~ s/(^\s+|\s+$)//g; |
74
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1
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12
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$parser->{'title'} = $t; |
75
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1
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2
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$parser->{'in_name'} = 0; |
76
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1
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6
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$parser->head->push_content(title($t)); |
77
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1
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58
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my $i = $parser->{'index'}; |
78
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1
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50
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6
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if (defined $i) |
79
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{ |
80
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0
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0
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my $links = $parser->{'Links'}; |
81
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0
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0
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0
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my $l = $links->relative_url($parser->{'Index'},$parser->output_file) if (defined $links); |
82
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0
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0
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$i->push_content("\n",li(a({href => $l},$t))); |
83
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} |
84
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} |
85
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86
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sub verbatim |
87
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{ |
88
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4
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4
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0
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56
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my ($parser, $paragraph, $line_num) = @_; |
89
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4
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50
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16
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$parser->do_name($paragraph) if ($parser->{'in_name'}); |
90
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4
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9
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$parser->add_elem(pre => $paragraph); |
91
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} |
92
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93
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sub raw_text |
94
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{ |
95
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25
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25
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0
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44
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my $text = ''; |
96
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25
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28
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foreach (@{$_[0]}) |
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25
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52
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97
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{ |
98
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26
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100
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102
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$text .= (ref $_) ? raw_text($_->content) : $_; |
99
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} |
100
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25
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60
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return $text; |
101
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} |
102
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103
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sub textblock |
104
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{ |
105
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4
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4
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0
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6
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my ($parser, $paragraph, $line_num) = @_; |
106
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4
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11
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my @expansion = $parser->parse_to_elem($paragraph, $line_num); |
107
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4
|
100
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19
|
if ($parser->{'in_name'}) |
108
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{ |
109
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1
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4
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my $t = raw_text(\@expansion); |
110
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1
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5
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$parser->do_name($t); |
111
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} |
112
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4
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11
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my $c = $parser->current; |
113
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4
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50
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17
|
if ($c->tag eq 'dt') |
114
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{ |
115
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0
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0
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$parser->current($c = $c->parent); |
116
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0
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0
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$parser->current($parser->add_elem('dd' => @expansion)); |
117
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} |
118
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else |
119
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{ |
120
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4
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42
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$parser->add_elem(p => @expansion); |
121
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} |
122
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} |
123
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124
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sub linktext |
125
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{ |
126
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17
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17
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0
|
58
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my $parser = shift; |
127
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17
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28
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my $links = $parser->{'Links'}; |
128
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17
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50
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43
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return $links->relative_url($parser->output_file,$links->url(@_)) if (defined $links); |
129
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17
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28
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return undef; |
130
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} |
131
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132
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sub non_break |
133
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{ |
134
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0
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0
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0
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0
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my $tree = shift; |
135
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0
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|
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0
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foreach ($tree->children) |
136
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{ |
137
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0
|
0
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|
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0
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if (ref $_) |
138
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{ |
139
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0
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|
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0
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non_break($_->parse_tree); |
140
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|
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} |
141
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else |
142
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{ |
143
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0
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0
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s/ /$nbsp/g; |
144
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} |
145
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} |
146
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} |
147
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148
|
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my %seq = (B => 'b', I => 'i', C => 'code', 'F' => 'i', 'L' => 'a'); |
149
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sub seq_to_element |
150
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|
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{ |
151
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18
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18
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0
|
35
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my ($parser, $cmd, $tree) = @_; |
152
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18
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35
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my $t = $seq{$cmd}; |
153
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18
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100
|
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38
|
if ($t) |
154
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|
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{ |
155
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11
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35
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my @args = walk_tree($parser,$tree); |
156
|
11
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100
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27
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if ($cmd eq 'L') |
157
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{ |
158
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2
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5
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my $txt = raw_text(\@args); |
159
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2
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9
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my ($text,@where) = link_parse($txt); |
160
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2
|
50
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7
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@args = ($text) if ($text ne $txt); |
161
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2
|
50
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|
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8
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my $link = @where == 1 ? $where[0] : $parser->linktext(@where); |
162
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2
|
50
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8
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unshift(@args, { href => $link } ) if defined $link; |
163
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|
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} |
164
|
11
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24
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return make_elem($t,@args); |
165
|
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|
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} |
166
|
7
|
100
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|
17
|
if ($cmd eq 'E') |
167
|
|
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|
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{ |
168
|
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|
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# Assume only one simple string in the argument ... |
169
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6
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15
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my @args = walk_tree($parser,$tree); |
170
|
6
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24
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my $s = raw_text(\@args); |
171
|
6
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100
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|
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86
|
return chr($s) if $s =~ /^\d+$/; |
172
|
4
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45
|
return decode_entities("&$s;"); |
173
|
|
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|
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} |
174
|
1
|
50
|
|
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6
|
return '' if ($cmd eq 'Z'); |
175
|
0
|
0
|
|
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0
|
if ($cmd eq 'S') |
176
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|
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|
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{ |
177
|
0
|
0
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|
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0
|
$nbsp = decode_entities(' ') unless defined $nbsp; |
178
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0
|
|
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|
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0
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non_break($tree); |
179
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0
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|
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|
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0
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return walk_tree($parser,$tree); |
180
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|
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} |
181
|
0
|
|
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0
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return ("$cmd<",walk_tree($parser,$tree),'>'); |
182
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|
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} |
183
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184
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|
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sub walk_tree |
185
|
|
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|
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{ |
186
|
48
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|
48
|
0
|
62
|
my ($parser,$tree) = @_; |
187
|
48
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|
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|
64
|
my @list = (); |
188
|
48
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|
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208
|
foreach my $seq ($tree->children) |
189
|
|
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|
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{ |
190
|
72
|
100
|
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|
133
|
if (ref($seq)) |
191
|
|
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|
|
{ |
192
|
18
|
|
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|
|
92
|
my $cmd = $seq->cmd_name; |
193
|
18
|
|
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|
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65
|
my $tree = $seq->parse_tree; |
194
|
18
|
|
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|
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53
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push(@list,seq_to_element($parser,$cmd,$tree)); |
195
|
|
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|
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|
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} |
196
|
|
|
|
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|
|
else |
197
|
|
|
|
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|
|
{ |
198
|
54
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|
126
|
push(@list,$seq); |
199
|
|
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|
|
} |
200
|
|
|
|
|
|
|
} |
201
|
48
|
|
|
|
|
690
|
return @list; |
202
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} |
203
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204
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sub parse_to_elem |
205
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{ |
206
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31
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31
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0
|
43
|
my ($self,$text,$line_num) = @_; |
207
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31
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2445
|
my $tree = $self->parse_text($text, $line_num); |
208
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31
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77
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return walk_tree($self,$tree); |
209
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} |
210
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211
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212
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sub command |
213
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{ |
214
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27
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27
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0
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378
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my ($parser, $command, $paragraph, $line_num) = @_; |
215
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27
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69
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my @expansion = $parser->parse_to_elem($paragraph, $line_num); |
216
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27
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100
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127
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if ($command =~ /^head(\d+)?$/) |
|
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100
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100
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50
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0
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0
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0
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0
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217
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{ |
218
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9
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50
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36
|
my $rank = $1 || 3; |
219
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9
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27
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$parser->current($parser->body); |
220
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9
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20
|
my $t = raw_text(\@expansion); |
221
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9
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45
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$t =~ s/\s+$//; |
222
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9
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100
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66
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34
|
if ($t eq 'NAME' && !$parser->{'title'}) |
223
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{ |
224
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1
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2
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$parser->{in_name} = 1; |
225
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} |
226
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9
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21
|
my $name = $parser->linktext($t); |
227
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9
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50
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19
|
if ($name) |
228
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{ |
229
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0
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0
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0
|
@expansion = make_elem('a',{ name => substr($name,1) } , @expansion ) if (defined $name); |
230
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|
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|
|
} |
231
|
9
|
100
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20
|
if ($rank == 1) |
232
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|
{ |
233
|
3
|
100
|
66
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|
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30
|
if ($parser->{'last_head1'} && $parser->{'last_head1'} eq $parser->input_file) |
234
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|
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|
|
{ |
235
|
2
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5
|
$parser->add_elem("p"); |
236
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2
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5
|
$parser->add_elem("hr"); |
237
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|
|
} |
238
|
3
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14
|
$parser->{'last_head1'} = $parser->input_file; |
239
|
|
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|
|
} |
240
|
9
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|
33
|
$parser->add_elem("h$rank" => @expansion); |
241
|
|
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|
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|
|
} |
242
|
|
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|
|
elsif ($command eq 'over') |
243
|
|
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|
|
{ |
244
|
6
|
|
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|
|
17
|
$parser->current($parser->add_elem('ul')); |
245
|
|
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|
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|
|
} |
246
|
|
|
|
|
|
|
elsif ($command eq 'item') |
247
|
|
|
|
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|
|
{ |
248
|
6
|
|
|
|
|
8
|
my $expansion = shift(@expansion); |
249
|
6
|
|
|
|
|
16
|
my $c = $parser->current; |
250
|
6
|
50
|
|
|
|
21
|
unless ($c->tag =~ /^(ul|dl|ol|dd|dt)/) |
251
|
|
|
|
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|
|
{ |
252
|
0
|
|
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|
|
0
|
my $file = $parser->input_file; |
253
|
0
|
|
|
|
|
0
|
$parser->add_elem("h3" => $expansion, @expansion); |
254
|
0
|
|
|
|
|
0
|
return; |
255
|
|
|
|
|
|
|
} |
256
|
6
|
50
|
33
|
|
|
124
|
if ($expansion =~ /^\*\s+(.*)$/) |
|
|
50
|
|
|
|
|
|
257
|
|
|
|
|
|
|
{ |
258
|
0
|
|
|
|
|
0
|
$parser->add_elem(li => "$1",@expansion); |
259
|
|
|
|
|
|
|
} |
260
|
|
|
|
|
|
|
elsif ($expansion =~ /^\d+(?:\.|\s+|\))(.*)$/ || |
261
|
|
|
|
|
|
|
$expansion =~ /^\[\d+\](?:\.|\s+|\))(.*)$/ |
262
|
|
|
|
|
|
|
) |
263
|
|
|
|
|
|
|
{ |
264
|
0
|
|
|
|
|
0
|
my $s = $1; |
265
|
0
|
0
|
|
|
|
0
|
$c->tag('ol') unless $c->tag eq 'ol'; |
266
|
0
|
|
|
|
|
0
|
$parser->add_elem(li => $s,@expansion); |
267
|
|
|
|
|
|
|
} |
268
|
|
|
|
|
|
|
else |
269
|
|
|
|
|
|
|
{ |
270
|
6
|
50
|
|
|
|
19
|
if ($c->tag eq 'dt') |
271
|
|
|
|
|
|
|
{ |
272
|
0
|
|
|
|
|
0
|
my $e = make_elem('strong', $expansion, @expansion); |
273
|
0
|
|
|
|
|
0
|
$parser->add_elem('br' => $e); |
274
|
|
|
|
|
|
|
} |
275
|
|
|
|
|
|
|
else |
276
|
|
|
|
|
|
|
{ |
277
|
6
|
50
|
|
|
|
54
|
if ($c->tag eq 'dd') |
278
|
|
|
|
|
|
|
{ |
279
|
0
|
|
|
|
|
0
|
$parser->current($c = $c->parent) |
280
|
|
|
|
|
|
|
} |
281
|
6
|
50
|
|
|
|
60
|
$c->tag('dl') unless $c->tag eq 'dl'; |
282
|
6
|
|
|
|
|
98
|
my $e = make_elem('strong', make_elem('p'), $expansion, @expansion); |
283
|
6
|
|
|
|
|
37
|
my $t = raw_text([$expansion]); |
284
|
6
|
50
|
|
|
|
22
|
if (length $t) |
285
|
|
|
|
|
|
|
{ |
286
|
6
|
|
|
|
|
15
|
my $name = $parser->linktext($t); |
287
|
6
|
50
|
|
|
|
16
|
$e = make_elem('a',{ name => substr($name,1) } , $e ) if (defined $name); |
288
|
|
|
|
|
|
|
} |
289
|
6
|
|
|
|
|
14
|
$parser->current($parser->add_elem(dt => $e)); |
290
|
|
|
|
|
|
|
} |
291
|
|
|
|
|
|
|
} |
292
|
|
|
|
|
|
|
} |
293
|
|
|
|
|
|
|
elsif ($command eq 'back') |
294
|
|
|
|
|
|
|
{ |
295
|
6
|
|
|
|
|
28
|
my $c = $parser->current; |
296
|
6
|
50
|
|
|
|
20
|
$parser->current($c = $c->parent) if ($c->tag eq 'dd'); |
297
|
6
|
50
|
|
|
|
56
|
if ($c->tag =~ /^(ul|ol|dl)/) |
298
|
|
|
|
|
|
|
{ |
299
|
0
|
|
|
|
|
0
|
$parser->current($c->parent); |
300
|
|
|
|
|
|
|
} |
301
|
|
|
|
|
|
|
} |
302
|
|
|
|
|
|
|
elsif ($command eq 'pod') |
303
|
|
|
|
|
|
|
{ |
304
|
|
|
|
|
|
|
|
305
|
|
|
|
|
|
|
} |
306
|
|
|
|
|
|
|
elsif ($command eq 'for') |
307
|
|
|
|
|
|
|
{ |
308
|
0
|
|
|
|
|
0
|
my $f = $parser->input_file; |
309
|
0
|
|
|
|
|
0
|
my $t = raw_text(\@expansion); |
310
|
|
|
|
|
|
|
# warn "$f:for $t\n"; |
311
|
0
|
|
|
|
|
0
|
my $c = $parser->current; |
312
|
|
|
|
|
|
|
} |
313
|
|
|
|
|
|
|
elsif ($command eq 'begin') |
314
|
|
|
|
|
|
|
{ |
315
|
0
|
|
|
|
|
0
|
my $f = $parser->input_file; |
316
|
0
|
|
|
|
|
0
|
my $t = raw_text(\@expansion); |
317
|
0
|
|
|
|
|
0
|
warn "$f:begin $t\n"; |
318
|
0
|
|
|
|
|
0
|
my $c = $parser->current; |
319
|
|
|
|
|
|
|
} |
320
|
|
|
|
|
|
|
elsif ($command eq 'end') |
321
|
|
|
|
|
|
|
{ |
322
|
0
|
|
|
|
|
0
|
my $t = raw_text(\@expansion); |
323
|
0
|
|
|
|
|
0
|
my $c = $parser->current; |
324
|
|
|
|
|
|
|
} |
325
|
|
|
|
|
|
|
else |
326
|
|
|
|
|
|
|
{ |
327
|
0
|
|
|
|
|
0
|
warn "$command not implemented\n"; |
328
|
0
|
|
|
|
|
0
|
$parser->add_elem(p => "=$command ",@expansion); |
329
|
|
|
|
|
|
|
} |
330
|
|
|
|
|
|
|
} |
331
|
|
|
|
|
|
|
|
332
|
|
|
|
|
|
|
sub end_pod |
333
|
|
|
|
|
|
|
{ |
334
|
1
|
|
|
1
|
0
|
3
|
my $parser = shift; |
335
|
|
|
|
|
|
|
|
336
|
1
|
|
|
|
|
5
|
$parser->add_elem("p"); |
337
|
1
|
|
|
|
|
3
|
$parser->add_elem("hr"); |
338
|
1
|
50
|
|
|
|
4
|
unless ($parser->{'NoDate'}) |
339
|
|
|
|
|
|
|
{ |
340
|
1
|
|
|
|
|
68
|
$parser->add_elem("i", make_elem( font => { size => "-1" } , |
341
|
|
|
|
|
|
|
"Last updated: ",scalar localtime)); |
342
|
|
|
|
|
|
|
} |
343
|
1
|
|
|
|
|
6
|
my $html = $parser->html; |
344
|
1
|
50
|
|
|
|
6
|
if ($html) |
345
|
|
|
|
|
|
|
{ |
346
|
1
|
|
|
|
|
21
|
my $fh = $parser->output_handle; |
347
|
1
|
50
|
|
|
|
5
|
if ($fh) |
348
|
|
|
|
|
|
|
{ |
349
|
1
|
50
|
|
|
|
5
|
if ($parser->{'PostScript'}) |
|
|
0
|
|
|
|
|
|
350
|
|
|
|
|
|
|
{ |
351
|
1
|
|
|
|
|
1159
|
require HTML::FormatPS; |
352
|
1
|
|
|
|
|
48308
|
my $formatter = new HTML::FormatPS |
353
|
|
|
|
|
|
|
FontFamily => 'Times', |
354
|
|
|
|
|
|
|
HorizontalMargin => HTML::FormatPS::mm(15), |
355
|
|
|
|
|
|
|
VerticalMargin => HTML::FormatPS::mm(20), |
356
|
|
|
|
|
|
|
PaperSize => 'A4'; |
357
|
1
|
|
|
|
|
301
|
print $fh $formatter->format($html); |
358
|
|
|
|
|
|
|
} |
359
|
|
|
|
|
|
|
elsif ($parser->{'Dump'}) |
360
|
|
|
|
|
|
|
{ |
361
|
0
|
|
|
|
|
0
|
$Data::Dumper::Indent = 1; |
362
|
0
|
|
|
|
|
0
|
print $fh Dumper($html); |
363
|
|
|
|
|
|
|
} |
364
|
|
|
|
|
|
|
else |
365
|
|
|
|
|
|
|
{ |
366
|
0
|
|
|
|
|
0
|
print $fh $html->as_HTML; |
367
|
|
|
|
|
|
|
} |
368
|
|
|
|
|
|
|
} |
369
|
1
|
|
|
|
|
55911
|
$html->delete; |
370
|
|
|
|
|
|
|
} |
371
|
|
|
|
|
|
|
} |
372
|
|
|
|
|
|
|
|
373
|
|
|
|
|
|
|
sub write_index |
374
|
|
|
|
|
|
|
{ |
375
|
0
|
|
|
0
|
0
|
|
my $parser = shift; |
376
|
0
|
|
|
|
|
|
my $ifile = $parser->{'Index'}; |
377
|
0
|
0
|
|
|
|
|
if (defined $ifile) |
378
|
|
|
|
|
|
|
{ |
379
|
0
|
0
|
|
|
|
|
if (open(my $fh,">$ifile")) |
380
|
|
|
|
|
|
|
{ |
381
|
0
|
|
|
|
|
|
my $html = HTML::Element->new('html'); |
382
|
0
|
|
|
|
|
|
my $head = HTML::Element->new('head'); |
383
|
0
|
|
|
|
|
|
my $body = HTML::Element->new('body'); |
384
|
0
|
|
|
|
|
|
$html->push_content($head); |
385
|
0
|
|
|
|
|
|
$html->push_content($body); |
386
|
0
|
|
|
|
|
|
$body->push_content("\n",h1('Table of Contents'),$parser->{'index'},"\n"); |
387
|
0
|
|
|
|
|
|
print $fh $html->as_HTML; |
388
|
0
|
|
|
|
|
|
$html->delete; |
389
|
0
|
|
|
|
|
|
close($fh); |
390
|
|
|
|
|
|
|
} |
391
|
|
|
|
|
|
|
} |
392
|
|
|
|
|
|
|
} |
393
|
|
|
|
|
|
|
|
394
|
|
|
|
|
|
|
sub interior_sequence |
395
|
|
|
|
|
|
|
{ |
396
|
0
|
|
|
0
|
0
|
|
die "Should not be called now"; |
397
|
|
|
|
|
|
|
} |
398
|
|
|
|
|
|
|
|
399
|
|
|
|
|
|
|
1; |
400
|
|
|
|
|
|
|
__END__ |