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package LXRng::Context;
use strict;
use LXRng;
sub new {
my ($self, %args) = @_;
$self = bless({}, $self);
if ($args{'query'}) {
# CGI::Simple appears to confuse '' with undef for SCRIPT_NAME.
# $$self{'req_url'} = $args{'query'}->url();
$$self{'req_url'} = $args{'query'}->url(-base => 1);
$$self{'req_url'} =~ s,/*$,/,;
$ENV{'SCRIPT_NAME'} =~ m,^/?(.*), and $$self{'req_url'} .= $1;
foreach my $p ($args{'query'}->param) {
$$self{'params'}{$p} = [$args{'query'}->param($p)];
}
my @prefs = $args{'query'}->cookie('lxr_prefs');
if (@prefs) {
$$self{'prefs'} = {
map { /^(.*?)(?:=(.*)|)$/; ($1 => $2) } @prefs };
}
@$self{'tree', 'path'} = $args{'query'}->path_info =~ m,([^/]+)/*(.*),;
$$self{'tree'} = $args{'query'}->param('tree')
if $args{'query'}->param('tree');
}
if ($args{'tree'}) {
$$self{'tree'} = $args{'tree'};
}
if ($$self{'tree'} =~ s/[+](.*)$//) {
$$self{'release'} = $1 if $1 ne '*';
}
if ($$self{'tree'}) {
my $tree = $$self{'tree'};
my @config = $self->read_config();
die("No config for tree $tree")
unless ref($config[0]) eq 'HASH' and exists($config[0]{$tree});
$$self{'config'} = $config[0]{$tree};
$$self{'config'}{'usage'} ||= $$self{'config'}{'index'};
}
if (exists $$self{'params'}{'v'} and $$self{'params'}{'v'}) {
$$self{'release'} ||= $$self{'params'}{'v'}[0];
delete($$self{'params'}{'v'});
}
if ($$self{'config'}) {
$$self{'release'} ||= $$self{'config'}{'ver_default'};
$$self{'release'} ||= $$self{'config'}{'ver_list'}[0];
}
return $self;
}
sub read_config {
my ($self) = @_;
my $confpath = $LXRng::ROOT.'/lxrng.conf';
if (open(my $cfgfile, $confpath)) {
my @config = eval("use strict; use warnings;\n".
"#line 1 \"configuration file\"\n".
join("", <$cfgfile>));
die($@) if $@;
return @config;
}
else {
die("Couldn't open configuration file \"$confpath\".");
}
}
sub release {
my ($self, $value) = @_;
$$self{'release'} = $value if @_ == 2;
return $$self{'release'};
}
sub default_release {
my ($self, $value) = @_;
return $$self{'config'}{'ver_default'};
}
sub all_releases {
my ($self) = @_;
return $$self{'config'}{'ver_list'};
}
sub param {
my ($self, $key) = @_;
my @res;
@res = @{$$self{'params'}{$key}} if
exists $$self{'params'}{$key};
return wantarray ? @res : $res[0];
}
sub path {
my ($self, $value) = @_;
$$self{'path'} = $value if @_ == 2;
return $$self{'path'};
}
sub tree {
my ($self) = @_;
return $$self{'tree'};
}
sub vtree {
my ($self) = @_;
if ($self->release ne $self->default_release) {
return $self->tree.'+'.$self->release;
}
else {
return $self->tree;
}
}
sub path_elements {
my ($self) = @_;
return [] if $self->path =~ /^[ +]/;
my @path;
return [map {
push(@path, $_); { 'node' => $_, 'path' => join('', @path) }
} $self->path =~ m,([^/]+\/?),g];
}
sub config {
my ($self) = @_;
return $$self{'config'} || {};
}
sub prefs {
my ($self) = @_;
return $$self{'prefs'};
}
sub base_url {
my ($self, $notree) = @_;
my $base = $self->config->{'base_url'};
unless ($base) {
$base = $$self{'req_url'};
}
$base =~ s,/+$,,;
return $base if $notree;
$base .= '/'.$self->vtree.'/';
$base =~ s,//+$,/,;
return $base;
}
sub args_url {
my ($self, %args) = @_;
# Todo: escape
my $args = join(';', map { $_.'='.$args{$_} } keys %args);
$args = '?'.$args if $args;
return $args;
}
1;
|
