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#!/usr/bin/perl |
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use strict; |
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|
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BEGIN { require 'common.pl' } |
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|
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require Encode; |
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|
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my $max_result = 30; |
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|
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sub decode_url ($) { |
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my $s = shift; |
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$s =~ tr/+/ /; |
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$s =~ s/%([0-9A-Fa-f]{2})/pack 'C', hex $1/ge; |
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return Encode::decode ('utf-8', $s); |
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} # decode_url |
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|
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sub htescape ($) { |
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my $s = shift; |
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$s =~ s/&/&/g; |
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$s =~ s/</</g; |
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$s =~ s/>/>/g; |
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$s =~ s/"/"/g; |
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return $s; |
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} # htescape |
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|
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my $param = {}; |
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for (split /[&;]/, $ENV{QUERY_STRING} || '') { |
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my ($name, $value) = split /=/, $_, 2; |
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$param->{decode_url ($name)} = decode_url ($value); |
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} |
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|
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my $pattern = quotemeta normalize $param->{word}; |
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my $eword = htescape $param->{word}; |
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|
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print qq[Content-Type: text/html ; charset=utf-8 |
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|
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<!DOCTYPE HTML> |
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<html lang=en> |
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<head> |
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<title>Search result for "$eword"</title> |
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<link rel=stylesheet href="/www/style/html/xhtml"> |
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<style> |
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mark { |
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background-color: yellow; |
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} |
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.tag { |
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color: maroon; |
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} |
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.ref { |
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color: orange; |
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} |
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.rfc2119 { |
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font-weight: bolder; |
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} |
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.pattern-star { |
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font-style: normal; |
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color: gray; |
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text-decoration: none; |
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border-style: none; |
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} |
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.pattern-var { |
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font-style: italic; |
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color: gray; |
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text-decoration: none; |
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border-style: none; |
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} |
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</style> |
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</head> |
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<body> |
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<h1>Search result for "$eword"</h1>]; |
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|
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print_input_form (); |
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|
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print q[<article>]; |
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my $has_match; |
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for_each_data_file (sub ($) { |
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my $data_file_name = shift; |
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load_data_file ($data_file_name, my $exact_data = {}, my $pattern_data = {}); |
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$pattern_data = unescape_patterns ($pattern_data); |
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$has_match |= print_matches ($data_file_name, $exact_data, $pattern_data); |
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}); |
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|
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unless ($has_match) { |
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print q[<p>No match found.</article>]; |
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} else { |
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print q[</article>]; |
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print_input_form (); |
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} |
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|
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sub unescape_patterns ($) { |
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my $pattern_data = shift; |
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my $new_data = {}; |
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for (keys %$pattern_data) { |
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my $w = $_; |
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my $v = $_; |
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$v =~ s/\(\.\+\)/*/g; |
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$v =~ s/\\([\s\S])/$1/g; |
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$new_data->{$v} = $pattern_data->{$w}; |
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} |
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return $new_data; |
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} # unescape_patterns |
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|
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sub print_matches ($$$) { |
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my ($file_name, $exact_data, $pattern_data) = @_; |
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|
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my $file_id = $file_name; |
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if ($file_name =~ /([0-9A-Za-z-]+)\.dat$/) { |
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$file_id = $1; |
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} |
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|
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my $has_match; |
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my $r = qq[<h2>File "<a href="edit/@{[htescape $file_id]}"><code class=file>@{[htescape $file_id]}</code></a>"</h2><table>]; |
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my $result = 0; |
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my $added = {}; |
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my %en2ja = (%$exact_data, %$pattern_data); |
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for (sort {$a cmp $b} keys %en2ja) { |
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if (/$pattern/) { |
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$has_match = 1; |
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$added->{$_} = 1; |
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$r .= get_match_text ($_, $en2ja{$_}, $pattern); |
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$r .= q[<tr><td colspan=2>...] and last if ++$result == $max_result; |
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} |
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} |
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$result = 0; |
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my %ja2en = reverse %en2ja; |
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for (sort {$a cmp $b} keys %ja2en) { |
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if (/$pattern/) { |
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next if $added->{$ja2en{$_}}; |
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$has_match = 1; |
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$r .= get_match_text ($ja2en{$_}, $_, $pattern); |
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$r .= q[<tr><td colspan=2>...] and last if ++$result == $max_result; |
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} |
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} |
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$r .= q[</table>]; |
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print $r if $has_match; |
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return $has_match; |
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} # print_matches |
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|
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sub get_match_text ($$) { |
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my ($en, $ja) = @_; |
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|
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## NOTE: Marking will not work well if it contains &, <, >, or ", or |
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## the pattern matches with charrefs, e.g. "t" (part of < and "). |
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|
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my $r = q[<tr><td lang=en>]; |
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my $v = htescape ($en); |
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$v =~ s[($pattern)][<mark>$1</mark>]g; |
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$v =~ s[(<[\s\S]+?>)][<span class=tag>$1</span>]g; |
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$v =~ s[(&[#0-9A-Za-z]+;)][<span class=ref>$1</span>]g; |
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$v =~ s[\*][<var class=pattern-star>*</var>]g; |
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$r .= $v; |
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$r .= q[<td lang=ja>]; |
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my $v = htescape ($ja); |
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$v =~ s[($pattern)][<mark>$1</mark>]g; |
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$v =~ s[(<[\s\S]+?>)][<span class=tag>$1</span>]g; |
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$v =~ s[(&[#0-9A-Za-z]+;)][<span class=ref>$1</span>]g; |
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$v =~ s{(\[\[[^\[\]]+\]\])}[<span class=rfc2119>$1</span>]g; |
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$v =~ s[(\$[0-9]+)][<var class=pattern-var>$1</var>]g; |
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$r .= $v; |
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|
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return $r; |
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} # get_match_text |
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|
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sub print_input_form () { |
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print qq[<section><form action=find accept-charset=utf-8 method=get>]; |
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print qq[<p><input type=text name=word value="@{[htescape $param->{word}]}">]; |
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print qq[<p><label><input type=checkbox name=cs @{[$param->{cs} ? 'checked' : '']}> Case-sensitive</label> |
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<label><input type=checkbox name=aw @{[$param->{aw} ? 'checked' : '']}> As word(s)</label>]; |
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print qq[</form></section>]; |
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} # print_input_form |
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