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package URI::file::Win32;
require URI::file::Base;
@ISA=qw(URI::file::Base);
use strict;
use URI::Escape qw(uri_unescape);
sub _file_extract_authority
{
my $class = shift;
return $class->SUPER::_file_extract_authority($_[0])
if defined $URI::file::DEFAULT_AUTHORITY;
return $1 if $_[0] =~ s,^\\\\([^\\]+),,; # UNC
return $1 if $_[0] =~ s,^//([^/]+),,; # UNC too?
if ($_[0] =~ s,^([a-zA-Z]:),,) {
my $auth = $1;
$auth .= "relative" if $_[0] !~ m,^[\\/],;
return $auth;
}
return undef;
}
sub _file_extract_path
{
my($class, $path) = @_;
$path =~ s,\\,/,g;
#$path =~ s,//+,/,g;
$path =~ s,(/\.)+/,/,g;
if (defined $URI::file::DEFAULT_AUTHORITY) {
$path =~ s,^([a-zA-Z]:),/$1,;
}
return $path;
}
sub _file_is_absolute {
my($class, $path) = @_;
return $path =~ m,^[a-zA-Z]:, || $path =~ m,^[/\\],;
}
sub file
{
my $class = shift;
my $uri = shift;
my $auth = $uri->authority;
my $rel; # is filename relative to drive specified in authority
if (defined $auth) {
$auth = uri_unescape($auth);
if ($auth =~ /^([a-zA-Z])[:|](relative)?/) {
$auth = uc($1) . ":";
$rel++ if $2;
} elsif (lc($auth) eq "localhost") {
$auth = "";
} elsif (length $auth) {
$auth = "\\\\" . $auth; # UNC
}
} else {
$auth = "";
}
my @path = $uri->path_segments;
for (@path) {
return undef if /\0/;
return undef if /\//;
#return undef if /\\/; # URLs with "\" is not uncommon
}
return undef unless $class->fix_path(@path);
my $path = join("\\", @path);
$path =~ s/^\\// if $rel;
$path = $auth . $path;
$path =~ s,^\\([a-zA-Z])[:|],\u$1:,;
return $path;
}
sub fix_path { 1; }
1;
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