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-rw-r--r--scripts/chansearch.pl300
1 files changed, 300 insertions, 0 deletions
diff --git a/scripts/chansearch.pl b/scripts/chansearch.pl
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+++ b/scripts/chansearch.pl
@@ -0,0 +1,300 @@
+#!/usr/bin/perl
+#
+# by Stefan 'tommie' Tomanek <stefan@pico.ruhr.de>
+
+use strict;
+
+use vars qw($VERSION %IRSSI);
+$VERSION = '2.3';
+%IRSSI = (
+ authors => 'Stefan \'tommie\' Tomanek, bw1',
+ contact => 'bw1@aol.at',
+ name => 'ChanSearch',
+ description => 'searches for specific channels',
+ license => 'GPLv2',
+ url => 'http://scripts.irssi.org/',
+ changed => $VERSION,
+ selfcheckcmd=> '/chansearch -check',
+);
+
+my $help = << "END";
+%9Name%9
+ $IRSSI{name}
+%9Version%9
+ $VERSION
+%9Description%9
+ $IRSSI{description}
+%9Usage%9
+ /chansearch [-network|-n <networkname>] [searchstring]
+ /chansearch -help|-h
+ /chansearch -check
+%9Settings%9
+ /set ChanSearch_default_network freenode
+ /set ChanSearch_max_results 50
+ /set ChanSearch_max_columns 0
+%9See also%9
+ https://netsplit.de/
+END
+
+use utf8;
+use Irssi 20020324;
+use open qw/:std :utf8/;
+use LWP::UserAgent;
+use LWP::Protocol::https;
+use HTML::Entities;
+use JSON::PP;
+use Getopt::Long qw(GetOptionsFromString);
+use POSIX;
+
+use vars qw($forked);
+
+$forked = 0;
+my $footer;
+my ($default_network, $max_results, $max_columns);
+my ($max_columns2);
+my (@results, $resultcount);
+
+# ! for the fork
+my (@clist, $t, $rcount);
+
+sub draw_box ($$$$) {
+ my ($title, $text, $footer, $colour) = @_;
+ my $box = '';
+ $box .= '%R,--[%n%9%U'.$title.'%U%9%R]%n'."\n";
+ foreach (split(/\n/, $text)) {
+ $box .= '%R|%n '.$_."\n";
+ }
+ $box .= '%R`--<%n'.$footer.'%R>->%n';
+ $box =~ s/%.//g unless $colour;
+ return $box;
+}
+
+sub dehtml {
+ my ($text) =@_;
+ $text =decode_entities($text);
+ $text =~ s/<.*?>//g;
+ return $text;
+}
+
+sub get_entries_count {
+ $t =~ m/(\d+) matching results/;
+ return $1;
+}
+
+sub html_to_list {
+ utf8::decode($t);
+ while (length($t) > 0) {
+ my %h;
+ if ($t =~ m#<span class="cs-channel">(.*?)</span>#p) {
+ $h{channel}= dehtml($1);
+ $' =~ m#<span class="cs-network">(.*?)</span>#p;
+ $h{network}= dehtml($1);
+ #$' =~ m#<span class="cs-users">(.*?)</span>#p;
+ #$' =~ m#<span class="cs-details">Chat Room.*?(\d+).*?</span>#p;
+ $' =~ m#<span class="cs-details">Chat Room - (\d+) users - </span>#p;
+ my $u=$1;
+ #$' =~ m#class="cs-time">.*?</span>(.*?)<span class="cs-category"#p;
+ $' =~ m#(current topic:|No topic)(.*?)<br>#p;
+ $t= $';
+ $h{topic}=dehtml($2);
+ $u =~ m/(\d+)/;
+ $h{users}=$1;
+ push @clist, {%h};
+ } else {
+ $t='';
+ }
+ }
+}
+
+sub fork_search {
+ my ($query,$net) = @_;
+ $footer="$net $query";
+ my ($rh, $wh);
+ pipe($rh, $wh);
+ return if $forked;
+ my $pid = fork();
+ $forked = 1;
+ if ($pid > 0) {
+ close($wh);
+ Irssi::pidwait_add($pid);
+ my $pipetag;
+ my @args = ($rh, \$pipetag);
+ $pipetag = Irssi::input_add(fileno($rh), INPUT_READ, \&pipe_input, \@args);
+ print CLIENTCRAP "%R>>%n Please wait...";
+ } else {
+ search_channels($query,$net);
+ #my $data = encode_json( \@clist );
+ my $data = encode_json( { clist=>[ @clist ], rcount=>$rcount } );
+ print($wh $data);
+ close($wh);
+ POSIX::_exit(1);
+ }
+}
+
+sub pipe_input ($$) {
+ my ($rh, $pipetag) = @{$_[0]};
+ my $data;
+ {
+ select($rh);
+ local $/;
+ select(CLIENTCRAP);
+ $data = <$rh>;
+ close($rh);
+ }
+ Irssi::input_remove($$pipetag);
+ return unless($data);
+
+ my $res= decode_json( $data );
+ @results = @{ $res->{clist} };
+ $resultcount = $res->{rcount};
+
+ my $lnet=0;
+ my $lchan=0;
+ foreach (@results) {
+ $lnet =length($_->{network}) if ($lnet <length($_->{network}));
+ $lchan =length($_->{channel}) if ($lchan <length($_->{channel}));
+ }
+ $lnet++;
+ $lchan++;
+
+ my $text;
+ foreach (@results) {
+ $text .= sprintf("%-".$lnet."s%-".$lchan."s %4i %s\n",
+ $_->{network}, $_->{channel}, $_->{users}, substr($_->{topic},0,
+ $max_columns2-$lnet-$lchan));
+ }
+
+ $forked = 0;
+ print CLIENTCRAP draw_box('ChanSearch', $text, $footer, 1);
+}
+
+sub search_channels ($) {
+ my ($query,$net) = @_;
+ my $ua = LWP::UserAgent->new(env_proxy => 1,keep_alive => 1,timeout => 30);
+ $ua->agent('Irssi Chansearch');
+ # http://irc.netsplit.de/channels/?net=IRCnet&chat=linux&num=10
+ my $num='';
+ my $count=0;
+ do {
+ my $page = "http://irc.netsplit.de/channels/?net=$net&chat=$query$num";
+ my $result = $ua->get($page);
+ return undef unless $result->is_success();
+ $t = $result->content();
+ $rcount = get_entries_count();
+ html_to_list();
+ $count += 10;
+ $num ="&num=$count";
+ } while ( $count < $rcount && $count < $max_results );
+}
+
+sub cmd_chansearch ($$$) {
+ my ($args, $server, $witem) = @_;
+ my $net= $default_network;
+ my $help;
+ my ($re, $ar) = GetOptionsFromString($args,
+ 'network=s' => \$net,
+ 'n=s' => \$net,
+ 'help' => \$help,
+ 'h' => \$help,
+ 'check' => \&self_check_init,
+ );
+ if ($max_columns==0) {
+ $max_columns2 = Irssi::active_win()->{width} -15;
+ }
+ if (!defined $help) {
+ fork_search($ar->[0], $net);
+ } else {
+ cmd_help($IRSSI{name}, $server, $witem);
+ }
+}
+
+sub self_check_init {
+ $max_results=30;
+ fork_search('linux','Freenode');
+ Irssi::timeout_add_once(5*1000, 'sig_self_check','');
+}
+
+sub self_check_quit {
+ my ( $s )=@_;
+ Irssi::command("selfcheckhelperscript $s");
+}
+
+sub sig_self_check {
+ my ($min, $max);
+ # min result
+ $min=20;
+ if ( scalar @results >= $min) {
+ print "Results: ",scalar @results," check";
+ } else {
+ print "Results: ",scalar @results," <$min fail";
+ self_check_quit("Error: self check fail (result)");
+ }
+ # result more pages
+ if ( $resultcount == scalar @results || $max_results == scalar @results ) {
+ print "Resultscount: $resultcount check";
+ } else {
+ print "Resultscount: $resultcount fail";
+ self_check_quit("Error: self check fail (pages)");
+ }
+ $max_results= Irssi::settings_get_int($IRSSI{name}.'_max_results');
+ # topic
+ $min= 1000;
+ $max= 0;
+ foreach my $n ( @results ) {
+ my $l = length ( $n->{topic} );
+ $min = $l if ($l < $min);
+ $max = $l if ($l > $max);
+ }
+ if ( $min != $max && $max >200 ) {
+ print "Topic min:$min max:$max check";
+ } else {
+ print "Topic min:$min max:$max";
+ self_check_quit("Error: self check fail (topic)");
+ }
+ # users
+ $min= 10000;
+ $max= 0;
+ foreach my $n ( @results ) {
+ my $l = $n->{users} ;
+ $min = $l if ($l < $min);
+ $max = $l if ($l > $max);
+ }
+ if ( $min != $max && $max >200 ) {
+ print "Users min:$min max:$max check";
+ } else {
+ print "Users min:$min max:$max";
+ self_check_quit("Error: self check fail (users)");
+ }
+ self_check_quit('ok');
+}
+
+sub sig_setup_changed {
+ $default_network= Irssi::settings_get_str($IRSSI{name}.'_default_network');
+ $max_results= Irssi::settings_get_int($IRSSI{name}.'_max_results');
+ $max_columns= Irssi::settings_get_int($IRSSI{name}.'_max_columns');
+}
+
+sub cmd_help {
+ my ($args, $server, $witem)=@_;
+ $args=~ s/\s+//g;
+ if (lc($IRSSI{name}) eq lc($args)) {
+ Irssi::print($help, MSGLEVEL_CLIENTCRAP);
+ Irssi::signal_stop();
+ }
+}
+
+Irssi::settings_add_str($IRSSI{name}, $IRSSI{name}.'_default_network', 'freenode' );
+Irssi::settings_add_int($IRSSI{name}, $IRSSI{name}.'_max_results', 50 );
+Irssi::settings_add_int($IRSSI{name}, $IRSSI{name}.'_max_columns', 0 );
+
+Irssi::signal_add('setup changed', "sig_setup_changed");
+
+Irssi::command_bind('chansearch', \&cmd_chansearch);
+Irssi::command_set_options('chansearch', 'network check');
+Irssi::command_bind('help', \&cmd_help);
+
+sig_setup_changed();
+
+print CLIENTCRAP '%B>>%n '.$IRSSI{name}.' '.$VERSION.' loaded';
+
+# vim:set sw=4 ts=8:
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-21 16:38:33 +0000