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64
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1 #!/usr/bin/perl -w
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2 use strict;
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3
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4 use Pod::POM;
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5 use Pod::POM::View::HTML;
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6 use File::Spec;
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7
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8 our $LibDir = '../Lib/IMPL';
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9 our $OutDir = 'html';
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65
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10 our $level = 0;
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64
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11
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12 our $index = { name => 'root' };
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13
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14 sub process_file {
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15 my ($fname,@path) = @_;
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16
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17 (my $name = $path[$#path]) =~ s/\.pm$//;
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18
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19 (my $fileUrl = File::Spec->catfile(@path)) =~ s/\.pm$/.html/i;
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20
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21 $index->{items}{$name}{name} = $name;
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22 $index->{items}{$name}{url} = $fileUrl;
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23
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24 (my $fnameOut = File::Spec->catfile($OutDir,@path)) =~ s/\.pm$/.html/i;
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25
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26 my $dir =$OutDir;
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27 foreach my $part (@path[0..$#path-1]) {
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28 $dir = File::Spec->catdir($dir,$part);
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29 mkdir $dir unless -d $dir;
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30 }
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31
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181
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32 open my $hPod, "<:encoding(utf-8)", $fname or die "Failed to open $fname for input: $!";
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64
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33 open my $hOut, ">:encoding(utf-8)", $fnameOut or die "Failed to open $fnameOut for output: $!";
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34
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66
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35 my $parser = Pod::POM->new();
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64
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36
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37 my $pom = $parser->parse_file($hPod);
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38
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65
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39 $level = @path;
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40
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64
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41 print $hOut PodViewHTML->print($pom);
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42 }
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43
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44 sub process_dir {
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45 my ($dirname,@dirs) = @_;
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46
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47 opendir my $hdir, $dirname or die "faield to open dir $dirname: $!";
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48
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49 foreach my $entry (readdir $hdir) {
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50 next if grep $_ eq $entry, '.','..';
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51
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52 my $path = "$dirname/$entry";
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53
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54 print "$path";
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55
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56 if (-d $path) {
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57 print "\n";
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58 local $index = exists $index->{items}{$entry} ? $index->{items}{$entry} : ($index->{items}{$entry} = {name => $entry});
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59 process_dir($path,@dirs,$entry);
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60 } elsif ($entry =~ /\.(pm|pod)$/) {
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61 print "\tprocessed\n";
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62 process_file($path,@dirs,$entry);
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63 } else {
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64 print "\tskipped\n";
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65 }
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66 }
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67 }
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68
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69 sub build_index {
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70 my ($hout,$index) = @_;
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71
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72 print $hout "\n<ul>\n";
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73
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74 if ($index->{items}) {
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75 foreach my $itemKey (sort keys %{$index->{items}}) {
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76 my $item = $index->{items}{$itemKey};
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77 print $hout "<li>";
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66
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78 print $hout "<a target='content' href='$item->{url}'>" if $item->{url};
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64
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79 print $hout $item->{name};
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80 print $hout "</a>" if $item->{url};
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81 build_index($hout,$item) if $item->{items};
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82 print $hout "</li>\n";
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83 }
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84 }
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85
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86 print $hout "</ul>\n";
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87 }
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88
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89 `rm -r html`;
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90 mkdir 'html' unless -d 'html';
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91
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92 process_dir($LibDir);
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93
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66
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94 open my $hout, ">:encoding(utf-8)", "$OutDir/toc.html" or die "failed to open toc.html for output: $!";
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64
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95
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96 print $hout <<HEADER;
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97 <html>
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98 <head>
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99 <meta http-equiv="Content-type" content="text/html; charset=UTF-8"/>
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100 <title>IMPL reference</title>
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101 </head>
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102 <body>
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103 HEADER
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104
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105 build_index($hout,$index);
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106
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107 print $hout <<FOOTER;
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108 </body>
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109 </html>
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110 FOOTER
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111
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66
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112 undef $hout;
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113
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114 open $hout, ">:encoding(utf-8)","$OutDir/index.html" or die "failed to open index.html for output: $!";
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115
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116 print $hout <<FRAMES;
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117 <html>
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118 <head>
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119 <meta http-equiv="Content-type" content="text/html; charset=UTF-8"/>
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120 <title>IMPL reference</title>
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121 </head>
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74
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122 <frameset cols="20%,*">
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66
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123 <frame name="toc" src="toc.html"/>
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124 <frame name="content" src="about:blank"/>
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125 </frameset>
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126 </html>
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127 FRAMES
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128
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64
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129 package PodViewHTML;
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130 use base qw(Pod::POM::View::HTML);
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131
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66
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132 use IPC::Open2;
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133
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64
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134 sub view_pod {
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135 my ($self, $pod) = @_;
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136 return "<html>\n<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" />
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137 \n<body bgcolor=\"#ffffff\">\n"
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138 . $pod->content->present($self)
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139 . "</body>\n</html>\n";
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140 }
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141 sub view_begin {
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142 my ($self,$begin) = @_;
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66
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143 return code_highlight(join ("",$begin->content()),$begin->format);
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65
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144 }
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145
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146 sub escape_html {
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147 my %esc = (
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148 '&' => '&',
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149 '>' => '>',
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150 '<' => '<'
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151 );
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152
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153 (my $text = shift) =~ s/([&><])/$esc{$1}/gex;
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154
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155 return $text;
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64
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156 }
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157
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158 sub view_seq_link {
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159 my ($self,$text) = @_;
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160
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73
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161 $text =~ s/(\w+(?:\:\:\w+)+)/
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162 if (my $url = $self->mk_filelink($1)) {
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163 "<a href='$url'>$1<\/a>";
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164 } else {
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165 $1;
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166 }
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167 /gex;
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64
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168
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73
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169 return "<code>$text</code>";
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170 }
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171
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172 sub mk_filelink {
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173 my ($self,$package) = @_;
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174
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175 return undef unless $package;
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176
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177 my @path = split /::/, $package;
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178
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179 if ($path[0] eq 'IMPL') {
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180 shift @path;
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65
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181 if (-f File::Spec->catfile($LibDir,@path).".pm") {
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73
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182 return '../'x($level-1) . File::Spec->catfile(@path).'.html';
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65
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183 }
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184 }
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73
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185 return undef;
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65
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186 }
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187
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188 sub view_seq_code {
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189 goto &view_seq_link;
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190 }
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66
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191
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192 sub view_code {
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193 my ($self,$code) = @_;
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194
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195 return code_highlight($code);
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196 }
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197
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198 sub code_highlight {
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199 my ($text,$format) = @_;
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200
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201 if ($format) {
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202 $format =~ s/code//i;
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203 $format =~ s/\s+//g;
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204 }
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205
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206 $format ||= 'perl';
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207
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208 return "<pre>".escape_html($text)."</pre>\n" if $format =~ /^text$/i;
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209
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210
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211
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212 my ($hin,$hout);
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213 local $/ = undef;
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214 my $pid = eval { open2(
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163
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215 $hin, $hout, 'source-highlight' => (
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216 '--src-lang' => $format,
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66
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217 )
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218 ) } or return "<pre>".escape_html($text)."</pre>\n";
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219
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220 binmode $hout, ':encoding(utf8)';
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221 binmode $hin, ':encoding(utf8)';
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222
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223 print $hout $text;
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224
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225 undef $hout;
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226
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227 my $fragment = <$hin>;
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228
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229 undef $hin;
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230
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231 return $fragment;
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232
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233 }
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