--- /dev/null
+package libvideosite;
+require Exporter;
+
+use vars qw(@ISA @EXPORT_OK);
+use File::Spec;
+use Module::Load;
+use LWP::UserAgent;
+use Data::Dumper;
+use File::Basename;
+use Cwd qw(realpath);
+use strict;
+
+@ISA = qw(Exporter);
+@EXPORT_OK = qw(init register_api check_for_link);
+
+my @outputstack;
+my $outputprefix;
+my $debug = 0;
+my @grabbers;
+my @getters;
+my $getter;
+my %builtin_config = ();
+our $error;
+
+#
+# The default config. These values will be set in the config
+# if they do not exist already.
+#
+my $defaultconfig = {
+ 'getter' => 'filegetter',
+ 'mode' => 'download',
+ 'active-connectors' => 'direct',
+ 'defined-connectors' => 'direct',
+ 'connectors' => {
+ 'direct' => {
+ 'name' => 'direct',
+ '_immutable' => '1',
+ 'schemas' => {},
+ }
+ }
+};
+
+#
+# List of known commands and handlers
+#
+my $videosite_commands = {
+ 'save' => sub {
+ _cmd_save();
+ },
+
+ 'set' => sub {
+ _cmd_set(@_);
+ },
+
+ 'show' => sub {
+ _cmd_show(@_);
+ },
+
+ 'help' => sub {
+ _cmd_help(@_);
+ },
+
+ 'getter' => sub {
+ _cmd_getter(@_);
+ },
+
+ 'enable' => sub {
+ _cmd_enable(@_);
+ },
+
+ 'disable' => sub {
+ _cmd_disable(@_);
+ },
+
+ 'reload' => sub {
+ init();
+ },
+
+ 'mode' => sub {
+ _cmd_mode(@_);
+ },
+
+ 'connector' => sub {
+ _cmd_connector(@_);
+ },
+
+ 'debug' => sub {
+ $debug = 1;
+ foreach (@grabbers, @getters) {
+ $_->setdebug(1);
+ }
+ _io('Enabled debugging');
+ },
+
+ 'nodebug' => sub {
+ $debug = 0;
+ foreach (@grabbers, @getters) {
+ $_->setdebug(0);
+ }
+ _io('Disabled debugging');
+ },
+};
+
+#
+# This is a list of default values for the remote API. These
+# are used if the values are not registered by the library user.
+#
+my $remote_api = {
+ io => sub { print @_, "\n" },
+ config_init => \&_builtin_config_init,
+ config_get => \&_builtin_config_get,
+ config_set => \&_builtin_config_set,
+ config_has => \&_builtin_config_has,
+ config_save => \&_builtin_config_save,
+ config_del => \&_builtin_config_del,
+ color => sub { return '' },
+ module_path => sub { return dirname(realpath($0)) },
+ quote => sub { return $_ },
+};
+
+#
+# Output a string on the client.
+# Works like (s)printf in that it takes a format string and a list of
+# values to be replaced. Undefined values will be printed as '(undef)'
+#
+# All parameters (except for the format string itself) will be quoted
+# using the client specific quote function
+#
+sub _io {
+ my @text = @_;
+ my $format;
+
+ # This will define the outputprefix once, so we don't have
+ # do do this every time.
+ $outputprefix //= sprintf("%svideosite: %s",
+ $remote_api->{color}->('magenta'),
+ $remote_api->{color}->());
+ $format = $outputprefix . shift(@text);
+
+ #
+ # The format string is assumed to be appropriately quoted.
+ # Quote the rest of the text, replacing undefined strings by (undef)
+ #
+ @text = map { defined($_)?$remote_api->{quote}->($_):'(undef)' } @text;
+
+ $outputstack[0]->(sprintf($format, @text));
+}
+
+#
+# Recursively walk through a hash-of-hashes, calling the given function
+# for each found leaf with the path to the leaf
+#
+sub _recursive_hash_walk {
+ my $hash = shift;
+ my $callback = shift;
+ my @path = @_;
+
+ foreach (keys(%{$hash})) {
+ if (ref($hash->{$_}) eq 'HASH') {
+ _recursive_hash_walk($hash->{$_}, $callback, @path, $_);
+ } else {
+ $callback->([@path, $_], $hash->{$_});
+ }
+ }
+}
+
+#
+# Return the color code for the given foreground/background color
+# pair. Both can be undef, which means "default"
+#
+sub _colorpair {
+ my ($fg, $bg) = @_;
+
+ return $remote_api->{color}->($fg, $bg);
+}
+
+#
+# Sets the given config item if it is not set already
+#
+sub _init_config_item {
+ my $path = shift;
+ my $value = shift;
+
+ unless($remote_api->{config_has}->($path)) {
+ $remote_api->{config_set}->($path, $value);
+ }
+}
+
+#
+# Print a message if debug is enabled
+#
+sub _debug {
+ if ($debug) {
+ _io(@_);
+ }
+}
+
+#
+# Load a list of modules matching a pattern from a given directory.
+#
+sub _ploader {
+
+ my $dir = shift;
+ my $pattern = shift;
+ my $type = shift;
+ my @list;
+ my $p;
+ my $g;
+ my @g = ();
+
+ opendir(D, $dir) || return ();
+ @list = grep {/$pattern/ && -f File::Spec->catfile($dir, $_) } readdir(D);
+ closedir(D);
+
+ foreach $p (@list) {
+ _debug("Trying to load $p:");
+ $p =~ s/\.pm$//;
+ eval {
+ load "videosite::$p";
+ };
+ if ($@) {
+ _io("Failed to load plugin: $@");
+ next;
+ }
+
+ eval {
+ $g = "videosite::$p"->new();
+ };
+ if ($@) {
+ _io("Failed to instanciate: $@");
+ delete($INC{$p});
+ next;
+ }
+
+ _debug("found $g->{'TYPE'} $g->{'NAME'}");
+ if ($type eq $g->{'TYPE'}) {
+ push(@g, $g);
+ $g->register_api({
+ io => \&_io,
+ connectors => sub { return _connectorlist('active-connectors') },
+ config_get => \&_config_get,
+ config_set => \&_config_set,
+ config_has => \&_config_has,
+ });
+ $g->setdebug($debug);
+ } else {
+ _io('%s has wrong type (got %s, expected %s)', $p, $g->{'TYPE'}, $type);
+ delete($INC{$p});
+ }
+ }
+
+ _debug("Loaded %d plugins", $#g+1);
+
+ return @g;
+}
+
+#
+# Populate the @grabbers and @getters lists from the given
+# directory
+#
+sub _load_modules($) {
+
+ my $path = shift;
+
+ foreach (keys(%INC)) {
+ if ($INC{$_} =~ m|^$path|) {
+ _debug("Removing %s from \$INC", $_);
+ delete($INC{$_});
+ }
+ }
+ @grabbers = _ploader($path, '.*Grabber\.pm$', 'grabber');
+ @getters = _ploader($path, '.*Getter\.pm$', 'getter');
+}
+
+#
+# Wrapper functions for config management to put in
+# debugging
+#
+sub _config_get {
+ my $path = shift;
+ my $value;
+
+ $value = $remote_api->{config_get}->($path);
+ _debug("config: getting %s=%s", join('.', @{$path}), $value);
+
+ return $value;
+}
+
+sub _config_set {
+ my $path = shift;
+ my $value = shift;
+
+ _debug("config: setting %s=%s", join('.', @{$path}), $value);
+ return $remote_api->{config_set}->($path, $value);
+}
+
+sub _config_has {
+ my $path = shift;
+ my $b;
+
+ $b = $remote_api->{config_has}->($path);
+ _debug("config: testing %s (%s)", join('.', @{$path}), $b?'true':'false');
+
+ return $b;
+}
+
+#
+# The _config_list_* are helper functions taking a path to a comma separated
+# string. The string is interpreted as a list and the action performed
+# on it, storing back the modified version
+#
+
+#
+# Add an item to the list, checking for duplicates
+#
+sub _config_list_add {
+ my $path = shift;
+ my $item = shift;
+ my @c;
+
+ if (_config_has($path)) {
+ @c = split(/\s*,\s*/, _config_get($path));
+ } else {
+ @c = ();
+ }
+
+ _debug("Adding %s to list %s", $item, join(".", $path));
+ unless(grep { $_ eq $item } @c) {
+ push(@c, $item);
+ };
+
+ _config_set($path, join(',', @c));
+}
+
+#
+# Remove an item from the list
+#
+sub _config_list_del {
+ my $path = shift;
+ my $item = shift;
+ my @c;
+
+ unless(_config_has($path)) {
+ return;
+ }
+
+ _debug("Removing %s from list %s", $item, join('.', $path));
+ @c = map { $item ne $_ } split(/\s*,\s*/, _config_get($path));
+
+ _config_set($path, join('.', @c));
+}
+
+#
+# Return true if the item contains the given list, false otherwise
+#
+sub _config_list_has {
+ my $path = shift;
+ my $item = shift;
+
+ unless(_config_has($path)) {
+ return 0;
+ }
+
+ _debug("Checking for %s in list %s", $item, join('.', $path));
+
+ return grep { $item eq $_ } split(/\s*,\s*/, _config_get($path));
+}
+
+#
+# Replace a list with the given items
+#
+sub _config_list_set {
+ my $path = shift;
+
+ _debug("Replacing %s with (%s)", join('.', $path), join(",", @_));
+
+ _config_set($path, join(',', @_));
+}
+
+#
+# Return the list of currently active connectors, in the configured
+# order
+#
+sub _connectorlist {
+ my $key = shift;
+ my @c;
+
+ foreach(split(/,/, _config_get([$key]))) {
+ push(@c, _unserialize_connector_hash($_));
+ }
+
+ return @c;
+}
+
+#
+# Convert a connector hash from it's config structure back to a perl
+# hash
+#
+sub _unserialize_connector_hash {
+ my $name = shift;
+ my $connector = {};
+
+ if (_config_has(['connectors', $name, 'name'])) {
+ $connector->{name} = _config_get(['connectors', $name, 'name']);
+ $connector->{schemas} = {};
+ foreach ('http', 'https') {
+ if (_config_has(['connectors', $name, 'schemas', $_])) {
+ $connector->{schemas}->{$_} = _config_get(['connectors', $name, 'schemas', $_]);
+ }
+ }
+ }
+
+ _debug("Returning connector %s: %s", $name, Dumper($connector));
+
+ return $connector;
+}
+
+#
+# Push a new output function on the IO stack.
+#
+sub _push_output {
+ unshift(@outputstack, shift);
+}
+
+#
+# Pop the topmost output function from the stack, leaving
+# at least one function on it.
+#
+sub _pop_output {
+ if (scalar(@outputstack) > 0) {
+ shift(@outputstack);
+ }
+}
+
+#
+# Takes a string and replaces commonly used URL shorteners recursively,
+# up to 10 levels deep
+#
+sub _expand_url_shortener {
+ my $s = shift;
+ my $os = '';
+ my @urlshortener = (
+ 'is\.gd/[[:alnum:]]+',
+ 'otf\.me/[[:alnum:]]+',
+ 'hel\.me/[[:alnum:]]+',
+ '7ax\.de/[[:alnum:]]+',
+ 'ow\.ly/[[:alnum:]]+',
+ 'j\.mp/[[:alnum:]]+',
+ 'bit\.ly/[[:alnum:]]+',
+ 'tinyurl\.com/[[:alnum:]]+',
+ 'pop\.is/[[:alnum:]]+',
+ 'post\.ly/[[:alnum:]]+',
+ '1\.ly/[[:alnum:]]+',
+ '2\.ly/[[:alnum:]]+',
+ 't\.co/[[:alnum:]]+',
+ 'shar\.es/[[:alnum:]]+',
+ 'goo\.gl/[[:alnum:]]+',
+ );
+ my $ua = LWP::UserAgent->new(agent => 'Mozilla', max_redirect => 0, timeout => 5);
+ my $i = 10;
+
+ OUTER: while (($os ne $s) and ($i > 0)) {
+ study($s);
+ $os = $s;
+ $i--;
+
+ foreach my $pattern (@urlshortener) {
+ my $p = "https?:\/\/" . $pattern;
+
+ _debug("Matching %s against %s", $p, $s);
+ if ($s =~ m|($p)|) {
+ my $matched = $1;
+ my $res;
+
+ _debug("Found %s", $matched);
+ $res = $ua->head($matched);
+ if ($res->is_redirect()) {
+ my $new = $res->headers()->header("Location");
+
+ _debug("Replacing %s with %s", $matched, $new);
+ $s =~ s/$matched/$new/;
+ next OUTER;
+ } else {
+ _debug("Error resolving %s", $matched);
+ }
+ }
+ }
+ }
+
+ if ($i == 0) {
+ _debug("Loop terminated by counter");
+ }
+
+ _debug("Final string: %s", $s);
+
+ return $s;
+}
+
+#
+# Save the config to durable storage
+#
+sub _cmd_save {
+ $remote_api->{config_save}->();
+}
+
+#
+# Set a configuration element
+#
+sub _cmd_set {
+ my $target = shift;
+ my $key = shift;
+ my $val = shift;
+ my $p;
+
+ foreach $p (@getters, @grabbers) {
+ if ($p->{'NAME'} eq $target) {
+ $p->setval($key, $val);
+ return;
+ }
+ }
+ _io('No such module');
+}
+
+
+#
+# Enable a given module
+#
+sub _cmd_enable {
+ my $target = shift;
+ my $p;
+
+ foreach $p (@grabbers) {
+ if ($p->{'NAME'} eq $target) {
+ $p->enable();
+ return;
+ }
+ }
+ _io('No such module');
+}
+
+#
+# Disable given module
+#
+sub _cmd_disable {
+ my $target = shift;
+ my $p;
+
+ foreach $p (@grabbers) {
+ if ($p->{'NAME'} eq $target) {
+ $p->disable();
+ return;
+ }
+ }
+ _io('No such module');
+}
+
+#
+# Show settings for modules
+#
+sub _cmd_show {
+ my $target = shift;
+ my $p;
+ my $e;
+
+ if (defined($target)) {
+ foreach $p (@getters, @grabbers) {
+ if ($p->{'NAME'} eq $target) {
+ _io($p->getconfstr());
+ return;
+ }
+ }
+ _io('No such module');
+ } else {
+ _io('Loaded grabbers (* denotes enabled modules):');
+ foreach $p (@grabbers) {
+ $e = $p->_getval('enabled');
+ _io(' %s%s', $p->{'NAME'}, $e?'*':'');
+ };
+
+ _io('Loaded getters:');
+ foreach $p (@getters) {
+ _io(' %s', $p->{'NAME'});
+ };
+ }
+}
+
+#
+# Show help for the commands
+#
+sub _cmd_help {
+ my $target = shift;
+ my $p;
+
+ if (defined($target)) {
+ foreach $p (@getters, @grabbers) {
+ if ($p->{'NAME'} eq $target) {
+ _io($p->gethelpstr());
+ return;
+ }
+ }
+ _io('No such module');
+ } else {
+ _io(<<'EOT');
+Supported commands:
+ save: save the current configuration
+ help [modulename]: display this help, or module specific help
+ show [modulename]: show loaded modules, or the current parameters of a module
+ set modulename parameter value: set a module parameter to a new value
+ getter [modulename]: display or set the getter to use
+ enable [modulename]: enable the usage of this module (grabbers only)
+ disable [modulename]: disable the usage of this module (grabbers only)
+ reload: reload all modules (this is somewhat experimental)
+ mode [modename]: display or set the operation mode (download/display)
+ connector [subcommand]: manage connectors (proxies)
+ debug: enable debugging messages
+ nodebug: disable debugging messages
+EOT
+ }
+}
+
+#
+# Set the getter to use
+#
+sub _cmd_getter {
+ my $target = shift;
+ my $p;
+
+ if (defined($target)) {
+ foreach $p (@getters) {
+ if ($p->{'NAME'} eq $target) {
+ $getter = $p;
+ _config_set(['getter'], $target);
+ _io("Getter changed to %s", $target);
+ return;
+ }
+ }
+ _io('No such getter');
+ } else {
+ _io('Current getter: %s', _config_get(['getter']));
+ }
+}
+
+#
+# Show/set the working mode
+#
+sub _cmd_mode {
+ my $mode = shift;
+
+ if (defined($mode)) {
+ $mode = lc($mode);
+ if (('download' eq $mode) or ('display' eq $mode)) {
+ _config_set(['mode'], $mode);
+ _io('Now using %s mode', $mode);
+ } else {
+ _io('Invalid mode: %s', $mode);
+ }
+ } else {
+ _io('Current mode: %s', _config_get(['mode']));
+ }
+}
+
+
+#
+# Manage the connectors
+#
+sub _cmd_connector {
+ my $subcmd = shift;
+ my $c;
+
+ unless(defined($subcmd)) {
+ $subcmd = "help";
+ }
+
+ $subcmd = lc($subcmd);
+
+ if ($subcmd eq 'list') {
+ _io("Defined connectors");
+ foreach $c (_connectorlist('defined-connectors')) {
+ _io($c->{name});
+ my $schemas = $c->{schemas};
+ if (scalar(keys(%{$schemas})) == 0) {
+ _io(" No schemas defined");
+ } else {
+ foreach (keys(%{$schemas})) {
+ _io(' %s: %s', $_, $schemas->{$_});
+ }
+ }
+ }
+
+ _io();
+ _io("Selected connectors: %s", _config_get(['active-connectors']));
+ } elsif ($subcmd eq 'add') {
+ my ($name) = @_;
+
+ unless(defined($name)) {
+ _io("No name given");
+ return;
+ }
+
+ $name = lc($name);
+
+ if (_config_list_has(['defined-connectors'], $name)) {
+ _io("Connector already exists");
+ return;
+ }
+
+ _config_set(['connectors', $name, 'name'], $name);
+ _config_list_add(['defined-connectors'], $name);
+ } elsif ($subcmd eq 'del') {
+ my ($name) = @_;
+ my @dcon;
+
+ unless(defined($name)) {
+ _io("No name given");
+ return;
+ }
+
+ unless (_config_list_has(['defined-connectors'])) {
+ _io("Connector does not exist");
+ return;
+ }
+
+ if (_config_has(['connectors', $name, '_immutable'])) {
+ _io("Connector cannot be removed");
+ return;
+ }
+
+ # Remove from list of active connectors
+ _config_list_del(['defined-connectors'], $name);
+ _config_list_del(['active-connectors'], $name);
+
+ _config_del(['connectors', $name, 'name']);
+ _config_del(['connectors', $name, '_immutable']);
+ _config_del(['connectors', $name, 'schemas', 'http']);
+ _config_del(['connectors', $name, 'schemas', 'https']);
+
+ @dcon = split(/,/, _config_get(['active-connectors']));
+
+ if (scalar(@dcon) == 0) {
+ _io("List of selected connectors is empty, resetting to direct");
+ _config_list_add(['active-connectors', 'direct']);
+ }
+ } elsif ($subcmd eq 'addschema') {
+ my ($conn, $schema, $proxy) = @_;
+
+ unless(defined($conn)) {
+ _io("No connector name given");
+ return;
+ }
+
+ unless(defined($schema)) {
+ _io("No schema given");
+ return;
+ }
+
+ unless(defined($proxy)) {
+ _io("No proxy given");
+ return;
+ }
+
+ $conn = lc($conn);
+ unless(_config_list_has(['defined-connectors'], $conn)) {
+ _io("Connector does not exist");
+ return;
+ }
+
+ if (_config_has(['connectors', $conn, '_immutable'])) {
+ _io("Connector cannot be modified");
+ return;
+ }
+
+ $schema = lc($schema);
+ _config_set(['connectors', $conn, 'schemas', $schema], $proxy);
+ } elsif ($subcmd eq 'delschema') {
+ my ($conn, $schema) = @_;
+
+ unless(defined($conn)) {
+ _io("No connector name given");
+ return;
+ }
+
+ unless(defined($schema)) {
+ _io("No schema given");
+ return;
+ }
+
+ $conn = lc($conn);
+ unless(_config_list_has(['defined-connectors'], $conn)) {
+ _io("Connector does not exist");
+ return;
+ }
+
+ $schema = lc($schema);
+ _config_del(['connectors', $conn, 'schemas', $schema]);
+ } elsif ($subcmd eq 'select') {
+ my @connlist = map { lc } @_;
+
+ if (scalar(@connlist) == 0) {
+ _io("No connectors given");
+ return;
+ }
+
+ foreach (@connlist) {
+ unless(_config_list_has(['defined-connectors'], $_)) {
+ _io("Connector %s does not exist", $_);
+ return;
+ }
+ }
+
+ _config_list_set(['active-connectors'], @connlist);
+ } else {
+ _io("connector [list|add|del|addschema|delschema|help] <options>");
+ _io(" help: Show this help");
+ _io(" list: List the defined connectors");
+ _io(" add <name>: Add a connector with name <name>");
+ _io(" del <name>: Delete the connector with name <name>");
+ _io(" addschema <name> <schema> <proxy>: Add proxy to connector for the given schema");
+ _io(" delschema <name> <schema>: Remove the schema from the connector");
+ _io(" select <name> [<name>...]: Select the connectors to use");
+ }
+}
+
+#
+# Return the list of loaded grabbers.
+# This is used by the test programs, and is not meant to be
+# used in general.
+#
+sub _grabbers {
+ return @grabbers;
+}
+
+#
+# ==============================================
+# Builtin config handling functions
+# These are used if the library used does not
+# register it's own config_* handlers
+# ==============================================
+#
+sub _builtin_config_init {
+}
+
+sub _builtin_config_get {
+ return $builtin_config{join(".", @{$_[0]})};
+}
+
+sub _builtin_config_set {
+ $builtin_config{join(".", @{$_[0]})} = $_[1];
+}
+
+sub _builtin_config_has {
+ return exists($builtin_config{join(".", @{$_[0]})});
+}
+
+sub _builtin_config_save {
+}
+
+sub _builtin_config_del {
+ delete($builtin_config{join(".", @{$_[0]})});
+}
+
+#
+# ==============================================
+# From this point on publicly callable functions
+# ==============================================
+#
+
+
+#
+# Initialization function for the library
+# Actually not the first thing to be called, it expects an API
+# has (register_api) to be registered first
+#
+sub init {
+ unless($remote_api) {
+ $error = "No API set";
+ return 0;
+ }
+
+ # Initialize configuration data
+ $remote_api->{config_init}->();
+
+ # Check/create default values, if they do not exist
+ _recursive_hash_walk($defaultconfig, \&_init_config_item);
+
+ # Load modules
+ _load_modules(File::Spec->catfile($remote_api->{module_path}->(), 'videosite'));
+
+ unless (@grabbers && @getters) {
+ _io('No grabbers or no getters found, can not proceed.');
+ return 0;
+ }
+
+ # Set the getter
+ $getter = $getters[0];
+ foreach my $p (@getters) {
+ if (_config_get(['getter']) eq $p->{'NAME'}) {
+ $getter = $p;
+ }
+ }
+ _debug('Selected %s as getter', $getter->{'NAME'});
+ _config_set(['getter'], $getter->{'NAME'});
+
+ # Done.
+ _io('initialized successfully');
+ return 1;
+}
+
+#
+# Register a remote API. This API contains a basic output function (used
+# when no window specific function is available), some config functions
+# and a color code function.
+#
+sub register_api {
+ my $a = shift;
+ my @config_functions = qw(config_init config_set config_get config_has config_save config_del);
+ my $c;
+ my @missing;
+
+ unless(defined($a)) {
+ die("No API given");
+ }
+
+ #
+ # The config_* handlers are special in that they either all have
+ # provided by the user, or none. In the latter case builtin
+ # handlers will be used, but the config will not persist.
+ #
+ $c = 0;
+ foreach (@config_functions) {
+ if (exists($a->{$_})) {
+ $c++;
+ } else {
+ push(@missing, $_);
+ }
+ }
+
+ unless (($c == 0) or ($c == scalar(@config_functions))) {
+ $error = sprintf("Missing config function: %s", $missing[0]);
+ return 0;
+ }
+
+ foreach (keys(%{$a})) {
+ if (ref($a->{$_}) ne 'CODE') {
+ $error = sprintf("API handler %s is not a subroutine reference", $_);
+ }
+ $remote_api->{$_} = $a->{$_};
+ }
+
+ if (exists($a->{_debug})) {
+ $debug = $a->{_debug}->();
+ }
+
+ @outputstack = ($remote_api->{'io'});
+
+ return 1;
+}
+
+#
+# Check a message for useable links
+#
+sub check_for_link {
+ my $event = shift;
+ my $message = $event->{message};
+ my $g;
+ my $m;
+ my $p;
+
+
+ # Look if we should ignore this line
+ if ($message =~ m,(?:\s|^)/nosave(?:\s|$),) {
+ return;
+ }
+
+ _push_output($event->{ewpf});
+ $message = _expand_url_shortener($message);
+
+ study($message);
+
+ # Offer the message to all Grabbers in turn
+ GRABBER: foreach $g (@grabbers) {
+ ($m, $p) = $g->get($message);
+ while (defined($m)) {
+ _debug('Metadata: %s', Dumper($m));
+ if (exists($remote_api->{link_callback})) {
+ $remote_api->{link_callback}->($m);
+ }
+ if ('download' eq _config_get(['mode'])) {
+ _io(
+ sprintf('%s>>> %sSaving %s%%s%s %s%%s',
+ $remote_api->{color}->('*red'),
+ $remote_api->{color}->(),
+ $remote_api->{color}->('*yellow'),
+ $remote_api->{color}->(),
+ $remote_api->{color}->('*green'),
+ ),
+ $m->{'SOURCE'},
+ $m->{'TITLE'}
+ );
+ unless($getter->get($m)) {
+ _io(sprintf('%s>>> FAILED', $remote_api->{color}->('*red')));
+ }
+ } elsif ('display' eq _config_get(['mode'])) {
+ _io(
+ sprintf('%s>>> %sSaw %s%%s%s %s%%s',
+ $remote_api->{color}->('*magenta'),
+ $remote_api->{color}->(),
+ $remote_api->{color}->('*yellow'),
+ $remote_api->{color}->(),
+ $remote_api->{color}->('*green')
+ ),
+ $m->{'SOURCE'},
+ $m->{'TITLE'}
+ );
+ } else {
+ _io(sprintf('%s>>> Invalid operation mode', $remote_api->{color}->('*red')));
+ }
+
+ # Remove the matched part from the message and try again (there may be
+ # more!)
+ $message =~ s/$p//;
+ study($message);
+ last GRABBER if ($message =~ /^\s*$/);
+
+ ($m, $p) = $g->get($message);
+ }
+ }
+
+ _pop_output();
+}
+
+#
+# Handle a videosite command (/videosite ...) entered in the client
+#
+sub handle_command {
+ my $event = shift;
+ my ($cmd, @params) = split(/\s+/, $event->{message});
+
+ _push_output($event->{ewpf});
+
+ if (exists($videosite_commands->{$cmd})) {
+ $videosite_commands->{$cmd}->(@params);
+ }
+
+ _pop_output();
+}
+
+1;