| 1 |
use PApp::SQL; |
| 2 |
use Storable (); |
| 3 |
|
| 4 |
sub escape_html { |
| 5 |
local $_ = shift; |
| 6 |
s/([()<>%&?,; ='"\x00-\x1f\x80-\xff])/sprintf "%%%02X", ord($1)/ge; |
| 7 |
$_; |
| 8 |
} |
| 9 |
|
| 10 |
my $SD_VERSION = 1; |
| 11 |
|
| 12 |
my $ignore = qr/ ^(?:robots.txt$|\.) /x; |
| 13 |
|
| 14 |
sub conn::gen_statdata { |
| 15 |
my $self = shift; |
| 16 |
my $data; |
| 17 |
|
| 18 |
{ |
| 19 |
my $path = ""; |
| 20 |
my $prefix = ""; |
| 21 |
|
| 22 |
for ("http://".$self->server_hostport, split /\//, substr $self->{name}, 1) { |
| 23 |
next if $_ eq "."; |
| 24 |
$path .= "<a href='".escape_html("$prefix$_")."/'>$_</a> / "; |
| 25 |
$prefix .= "$_/"; |
| 26 |
} |
| 27 |
$data->{path} = $path; |
| 28 |
} |
| 29 |
|
| 30 |
sub read_file { |
| 31 |
local ($/, *X); |
| 32 |
(open X, "<$_[0]\x00") ? <X> : (); |
| 33 |
} |
| 34 |
|
| 35 |
{ |
| 36 |
my $path = $self->{path}; |
| 37 |
do { |
| 38 |
$data->{top} ||= read_file "$path.dols/top"; |
| 39 |
$data->{bot} ||= read_file "$path.dols/bot"; |
| 40 |
$path =~ s/[^\/]*\/+$// |
| 41 |
or die "malformed path: $path"; |
| 42 |
} while $path ne ""; |
| 43 |
} |
| 44 |
|
| 45 |
local *DIR; |
| 46 |
if (opendir DIR, $self->{path}) { |
| 47 |
my $stat; |
| 48 |
|
| 49 |
my (@files, @dirs); |
| 50 |
my $dlen = 0; |
| 51 |
my $flen = 0; |
| 52 |
my $slen = 0; |
| 53 |
for (sort readdir DIR) { |
| 54 |
next if /$ignore/; |
| 55 |
stat "$self->{path}$_"; |
| 56 |
next unless -r _; |
| 57 |
if (-d _) { |
| 58 |
$dlen = length $_ if length $_ > $dlen; |
| 59 |
push @dirs, "$_/"; |
| 60 |
} else { |
| 61 |
my $s = -s _; |
| 62 |
$flen = length $_ if length $_ > $dlen; |
| 63 |
$slen = length $s if length $s > $dlen; |
| 64 |
push @files, [$_, $s]; |
| 65 |
} |
| 66 |
} |
| 67 |
if (@dirs) { |
| 68 |
$stat .= "<table><tr><th>Directories</th></tr>"; |
| 69 |
$dlen += 1; |
| 70 |
my $cols = int ((79 + $dlen) / $dlen); |
| 71 |
my $col = $cols; |
| 72 |
$cols = @dirs if @dirs < $cols; |
| 73 |
for (@dirs) { |
| 74 |
if (++$col >= $cols) { |
| 75 |
$stat .= "<tr>"; |
| 76 |
$col = 0; |
| 77 |
} |
| 78 |
$stat .= "<td><a href='".escape_html($_)."'>$_</a> "; |
| 79 |
} |
| 80 |
$stat .= "</table>"; |
| 81 |
} |
| 82 |
if (@files) { |
| 83 |
$flen = $flen + 1 + $slen + 1 + 3; |
| 84 |
my $cols = int ((79 + $flen) / $flen); |
| 85 |
my $col = $cols; |
| 86 |
$cols = @files if @files < $cols; |
| 87 |
$stat .= "<table><tr>". ("<th align='left'>File<th>Size<th> " x $cols); |
| 88 |
for (@files) { |
| 89 |
if (++$col >= $cols) { |
| 90 |
$stat .= "<tr>"; |
| 91 |
$col = 0; |
| 92 |
} |
| 93 |
$stat .= "<td><a href='".escape_html($_->[0])."'>$_->[0]</a><td align='right'>$_->[1]<td> "; |
| 94 |
} |
| 95 |
$stat .= "</table>"; |
| 96 |
} |
| 97 |
$data->{stat} = $stat; |
| 98 |
} else { |
| 99 |
$data->{stat} = "Unable to index $uri: $!<br>"; |
| 100 |
} |
| 101 |
|
| 102 |
$data; |
| 103 |
} |
| 104 |
|
| 105 |
use Tie::Cache; |
| 106 |
tie %statdata_cache, Tie::Cache::, 70; |
| 107 |
|
| 108 |
sub conn::get_statdata { |
| 109 |
my $self = shift; |
| 110 |
|
| 111 |
my $mtime = $self->{stat}[9]; |
| 112 |
|
| 113 |
my $statdata = \$statdata_cache{$self->{path}, $mtime}; |
| 114 |
|
| 115 |
return $$statdata if $$statdata; |
| 116 |
|
| 117 |
my $st = sql_exec $statdata, |
| 118 |
"select statdata from diridx where mtime = ? and path = ?", |
| 119 |
$mtime, $self->{path}; |
| 120 |
|
| 121 |
if ($st->fetch) { |
| 122 |
$$statdata = Storable::thaw $$statdata; |
| 123 |
return $$statdata if $$statdata->{version} == $SD_VERSION; |
| 124 |
} |
| 125 |
|
| 126 |
$self->slog(8, "creating index cache for $self->{path}"); |
| 127 |
|
| 128 |
$$statdata = $self->gen_statdata; |
| 129 |
$$statdata->{version} = $SD_VERSION; |
| 130 |
|
| 131 |
sql_exec "delete from diridx where path = ?", $self->{path}; |
| 132 |
sql_exec "insert into diridx (path, mtime, statdata) values (?, ?, ?)", |
| 133 |
$self->{path}, $mtime, Storable::freeze $$statdata; |
| 134 |
|
| 135 |
$$statdata; |
| 136 |
} |
| 137 |
|
| 138 |
sub conn::diridx { |
| 139 |
my $self = shift; |
| 140 |
|
| 141 |
my $data = $self->get_statdata; |
| 142 |
|
| 143 |
my $uptime = int (time - $::starttime); |
| 144 |
$uptime = sprintf "%02dd %02d:%02d", |
| 145 |
int ($uptime / (60 * 60 * 24)), |
| 146 |
int ($uptime / (60 * 60)) % 24, |
| 147 |
int ($uptime / 60) % 60; |
| 148 |
|
| 149 |
<<EOF; |
| 150 |
<html> |
| 151 |
<head><title>$self->{uri}</title></head> |
| 152 |
<body bgcolor="#ffffff" text="#000000" link="#0000ff" vlink="#000080" alink="#ff0000"> |
| 153 |
<h1>$data->{path}</h1> |
| 154 |
$data->{top} |
| 155 |
<small><div align="right"><tt>$self->{remote_addr}/$self->{country} - $::conns connection(s) - uptime $uptime - myhttpd/$VERSION</tt></div></small> |
| 156 |
<hr> |
| 157 |
$data->{stat} |
| 158 |
$data->{bot} |
| 159 |
</body> |
| 160 |
</html> |
| 161 |
EOF |
| 162 |
} |
| 163 |
|
| 164 |
sub handle_redirect { # unused |
| 165 |
if (-f ".redirect") { |
| 166 |
if (open R, "<.redirect") { |
| 167 |
while (<R>) { |
| 168 |
if (/^(?:$host$port)$uri([^ \tr\n]*)[ \t\r\n]+(.*)$/) { |
| 169 |
my $rem = $1; |
| 170 |
my $url = $2; |
| 171 |
print $nph ? "HTTP/1.0 302 Moved\n" : "Status: 302 Moved\n"; |
| 172 |
print <<EOF; |
| 173 |
Location: $url |
| 174 |
Content-Type: text/html |
| 175 |
|
| 176 |
<html> |
| 177 |
<head><title>Page Redirection to $url</title></head> |
| 178 |
<meta http-equiv="refresh" content="0;URL=$url"> |
| 179 |
</head> |
| 180 |
<body text="black" link="#1010C0" vlink="#101080" alink="red" bgcolor="white"> |
| 181 |
<large> |
| 182 |
This page has moved to $url.<br /> |
| 183 |
<a href="$url"> |
| 184 |
The automatic redirection has failed. Please try a <i>slightly</i> newer browser next time, and in the meantime <i>please</i> follow this link ;) |
| 185 |
</a> |
| 186 |
</large> |
| 187 |
</body> |
| 188 |
</html> |
| 189 |
EOF |
| 190 |
} |
| 191 |
} |
| 192 |
} |
| 193 |
} |
| 194 |
} |
| 195 |
|
| 196 |
1; |
