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1 | package cf::pod; |
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2 | |
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3 | our $indent; |
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4 | our $level; |
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5 | our @result; |
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6 | |
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7 | package cf::pod::AsParagraphs; |
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8 | |
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9 | use strict; |
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10 | |
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11 | use base "Pod::POM::View"; |
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12 | |
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13 | sub asxml($) { |
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14 | local $_ = $_[0]; |
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15 | |
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16 | s/&/&/g; |
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17 | s/>/>/g; |
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18 | s/</</g; |
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19 | |
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20 | $_ |
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21 | } |
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22 | |
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23 | *view_seq_file = |
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24 | *view_seq_code = |
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25 | *view_seq_bold = sub { "<b>$_[1]</b>" }; |
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26 | *view_seq_italic = sub { "<i>$_[1]</i>" }; |
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27 | *view_seq_zero = sub { }; |
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28 | *view_seq_space = sub { my $text = $_[1]; $text =~ s/ /\xa0/g; $text }; |
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29 | *view_seq_index = sub { push @{ $result[-1]{index} }, $_[1]; "" }; |
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30 | |
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31 | sub view_seq_text { |
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32 | my $text = $_[1]; |
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33 | $text =~ s/\s+/ /g; |
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34 | ::asxml $text |
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35 | } |
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36 | |
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37 | sub view_seq_link { |
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38 | my (undef, $link) = @_; |
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39 | |
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40 | my $text = $link =~ s/^(.*)\|// ? $1 : $link; |
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41 | |
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42 | if ($link =~ /http:/) { |
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43 | "<u>" . (::asxml $link) . "</u>" |
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44 | } else { |
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45 | () |
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46 | } |
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47 | } |
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48 | |
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49 | sub view_item { |
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50 | push @result, { |
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51 | indent => $indent * 8, |
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52 | level => $level, |
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53 | }; |
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54 | my $title = $_[1]->title->present ($_[0]); |
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55 | $result[-1]{markup} = "$title\n" if length $title; |
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56 | $title = ::flatten $title; unshift @{ $result[-1]{index} }, $title if length $title; |
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57 | local $level = $level + 1; |
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58 | $_[1]->content->present ($_[0]); |
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59 | () |
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60 | } |
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61 | |
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62 | sub view_verbatim { |
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63 | push @result, { |
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64 | indent => $indent * 16, |
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65 | level => $level, |
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66 | markup => "<tt>" . (::asxml $_[1]) . "</tt>\n", |
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67 | }; |
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68 | () |
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69 | } |
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70 | |
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71 | sub view_textblock { |
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72 | push @result, { |
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73 | indent => $indent * 16, |
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74 | level => $level, |
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75 | markup => "$_[1]\n", |
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76 | }; |
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77 | () |
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78 | } |
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79 | |
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80 | sub view_head1 { |
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81 | push @result, { |
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82 | indent => $indent * 16, |
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83 | level => $level, |
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84 | }; |
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85 | my $title = $_[1]->title->present ($_[0]); |
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86 | $result[-1]{markup} = "\n\n<h1>$title</h1>\n" if length $title; |
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87 | $title = ::flatten $title; unshift @{ $result[-1]{index} }, $title if length $title; |
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88 | local $level = $level + 1; |
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89 | $_[1]->content->present ($_[0]); |
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90 | () |
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91 | }; |
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92 | |
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93 | sub view_head2 { |
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94 | push @result, { |
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95 | indent => $indent * 16, |
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96 | level => $level, |
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97 | }; |
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98 | my $title = $_[1]->title->present ($_[0]); |
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99 | $result[-1]{markup} = "\n\n<h2>$title</h2>\n" if length $title; |
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100 | $title = ::flatten $title; unshift @{ $result[-1]{index} }, $title if length $title; |
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101 | local $level = $level + 1; |
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102 | $_[1]->content->present ($_[0]); |
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103 | () |
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104 | }; |
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105 | |
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106 | sub view_head3 { |
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107 | push @result, { |
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108 | indent => $indent * 16, |
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109 | level => $level, |
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110 | }; |
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111 | my $title = $_[1]->title->present ($_[0]); |
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112 | $result[-1]{markup} = "\n\n<h3>$title</h3>\n" if length $title; |
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113 | $title = ::flatten $title; unshift @{ $result[-1]{index} }, $title if length $title; |
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114 | local $level = $level + 1; |
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115 | $_[1]->content->present ($_[0]); |
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116 | () |
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117 | }; |
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118 | |
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119 | sub view_over { |
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120 | local $indent = $indent + $_[1]->indent; |
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121 | push @result, { indent => $indent }; |
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122 | $_[1]->content->present ($_[0]); |
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123 | () |
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124 | } |
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125 | |
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126 | sub view_for { |
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127 | if ($_[1]->format eq "image") { |
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128 | # push @result, { |
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129 | # indent => $indent * 16, |
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130 | # level => $level, |
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131 | # markup => (::special image => "pod/" . $_->text), |
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132 | # }; |
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133 | } |
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134 | () |
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135 | } |
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136 | |
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137 | sub view_begin { |
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138 | () |
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139 | } |
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140 | |
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141 | sub view { |
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142 | my ($self, $type, $item) = @_; |
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143 | |
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144 | $item->content->present ($self); |
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145 | } |
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146 | |
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147 | ############################################################################# |
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148 | |
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149 | package cf::pod; |
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150 | |
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151 | sub as_paragraphs($) { |
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152 | my ($pom) = @_; |
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153 | |
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154 | # we suckers use global variables, unfortunately. |
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155 | my $guard = cf::lock_acquire "cf::pod::as_paragraphs"; |
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156 | |
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157 | local $indent = 0; |
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158 | local $level = 1; |
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159 | local @result = ( { } ); |
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160 | |
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161 | $pom->present ("cf::pod::AsParagraphs"); |
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162 | |
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163 | [grep $_->{index} || exists $_->{markup}, @result] |
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164 | } |
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165 | |
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166 | 1; |
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167 | |
