use Data::Dumper;
use File::Basename;
use Cwd qw(realpath);
+use JSON -support_by_pp;
+use File::Temp qw(tempfile);
use strict;
@ISA = qw(Exporter);
my @getters;
my $getter;
my %builtin_config = ();
+my $builtin_config_path;
+my $builtin_config_default;
+my $config_cache = 1;
+my %config_cache = ();
our $error;
#
'nodebug' => sub {
_cmd_nodebug(@_);
},
+
+ 'service' => sub {
+ _cmd_service(@_);
+ },
};
#
#
@text = map { defined($_)?$remote_api->{quote}->($_):'(undef)' } @text;
- $outputstack[0]->{ewpf}->(sprintf($format, @text));
+ $outputstack[0]->{io}->(sprintf($format, @text));
}
#
#
sub _config_get {
my $path = shift;
+ my $dotpath = join('.', @{$path});
my $value;
- $value = $remote_api->{config_get}->($path);
- _debug("config: getting %s=%s", join('.', @{$path}), $value);
+ if ($config_cache && exists($config_cache{$dotpath}) && exists($config_cache{$dotpath}->{value})) {
+ $value = $config_cache{$dotpath}->{value};
+ } else {
+ $value = $remote_api->{config_get}->($path);
+ $config_cache{$dotpath} = {value => $value, has => 1};
+ }
+
+ _debug("config: getting %s=%s", $dotpath, $value);
return $value;
}
sub _config_set {
my $path = shift;
+ my $dotpath = join('.', @{$path});
my $value = shift;
- _debug("config: setting %s=%s", join('.', @{$path}), $value);
+ _debug("config: setting %s=%s", $dotpath, $value);
+ $config_cache{$dotpath} = {value => $value, has => 1};
return $remote_api->{config_set}->($path, $value);
}
sub _config_has {
my $path = shift;
+ my $dotpath = join('.', @{$path});
my $b;
- $b = $remote_api->{config_has}->($path);
- _debug("config: testing %s (%s)", join('.', @{$path}), $b?'true':'false');
+ if ($config_cache && exists($config_cache{$dotpath}) && exists($config_cache{$dotpath}->{has})) {
+ $b = $config_cache{$dotpath}->{has};
+ } else {
+ $b = $remote_api->{config_has}->($path);
+ $config_cache{$dotpath}->{has} = $b;
+ }
+ _debug("config: testing %s (%s)", $dotpath, $b?'true':'false');
return $b;
}
sub _config_del {
my $path = shift;
+ my $dotpath = join('.', @{$path});
- _debug("config: removing %s", join('.', @{$path}));
+ _debug("config: removing %s", $dotpath);
+ delete($config_cache{$dotpath});
$remote_api->{config_del}->($path);
}
}
}
+#
+# Handle generic service commands
+#
+sub _cmd_service {
+ my $event = shift;
+ my $subcmd = shift || '';
+
+ $subcmd = lc($subcmd);
+
+ if ($subcmd eq 'cache') {
+ _cmd_service_cache($event, @_);
+ }
+}
+
+
+#
+# Display or clear the content of the config cache
+#
+sub _cmd_service_cache {
+ my $event = shift;
+ my $subcmd = shift;
+
+ $subcmd = 'list' unless defined($subcmd);
+ $subcmd = lc($subcmd);
+
+ if ($subcmd eq 'list') {
+ _io("Content of config cache:");
+ foreach (sort(keys(%config_cache))) {
+ if (exists($config_cache{$_}->{value})) {
+ _io(" %s => %s", $_, $config_cache{$_}->{value});
+ } else {
+ _io(" %s present", $_);
+ }
+ }
+ } elsif ($subcmd eq 'clear') {
+ %config_cache = ();
+ _io("Cache cleared");
+ }
+}
+
#
# Return the list of loaded grabbers.
# ==============================================
#
sub _builtin_config_init {
+
+ if (defined($builtin_config_path)) {
+ my $filename = File::Spec->catfile($builtin_config_path, 'videosite.json');
+
+ _debug("Trying to load configuration from %s", $filename);
+
+ if (-r $filename) {
+ eval {
+ local $/;
+ open(CONF, '<', $filename);
+ %builtin_config = %{JSON->new->utf8->decode(<CONF>)};
+ close(CONF);
+ } or do {
+ _io("Error loading configuration: %s", $@);
+ }
+ };
+ } elsif (defined($builtin_config_default)) {
+ _debug("Initializing builtin config from external default");
+ foreach (keys(%{$builtin_config_default})) {
+ _debug("Setting %s=%s", $_, $builtin_config_default->{$_});
+ $builtin_config{$_} = $builtin_config_default->{$_};
+ }
+ }
}
sub _builtin_config_get {
}
sub _builtin_config_save {
+
+ if (defined($builtin_config_path)) {
+ my $filename = File::Spec->catfile($builtin_config_path, 'videosite.json');
+
+ _debug("Attempting to save config to %s", $filename);
+
+ eval {
+ my ($tempfile, $tempfn) = tempfile("videosite.json.XXXXXX", dir => $builtin_config_path);
+ print $tempfile JSON->new->pretty->utf8->encode(\%builtin_config);
+ close($tempfile);
+ rename($tempfn, $filename);
+ } or do {
+ return 0;
+ }
+ }
+
+ return 1;
}
sub _builtin_config_del {
$debug = $a->{_debug}->();
}
- @outputstack = ({ewpf => $remote_api->{'io'}, window => ""});
+ if (exists($a->{_config_path})) {
+ $builtin_config_path = $a->{_config_path}->();
+ }
+
+ if (exists($a->{_config_default})) {
+ $builtin_config_default = $a->{_config_default}->();
+ }
+
+ if (exists($a->{_config_cache})) {
+ $config_cache = $a->{_config_cache}->();
+ }
+
+ @outputstack = ({io => $remote_api->{'io'}, window => ""});
return 1;
}