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https://github.com/pragma-/pbot.git
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Improve handling of nick-change flood
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parent
9ec50d8f5d
commit
7970018777
@ -196,7 +196,6 @@ sub check_flood {
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$mask = "$newnick!$user\@$host";
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$mask = "$newnick!$user\@$host";
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$account = $self->{pbot}->{messagehistory}->get_message_account($newnick, $user, $host);
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$account = $self->{pbot}->{messagehistory}->get_message_account($newnick, $user, $host);
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$nick = $newnick;
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$nick = $newnick;
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$self->{nickflood}->{$account}->{changes}++;
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$self->{nickflood}->{$account}->{changes}++;
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}
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}
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} else {
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} else {
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@ -218,29 +217,26 @@ sub check_flood {
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return;
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return;
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}
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}
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my $channels;
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if($mode == $self->{pbot}->{messagehistory}->{MSG_NICKCHANGE}) {
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if($mode == $self->{pbot}->{messagehistory}->{MSG_NICKCHANGE}) {
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my @channels = $self->{pbot}->{messagehistory}->{database}->get_channels($account);
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$channels = $self->{pbot}->{nicklist}->get_channels($nick);
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return if not @channels;
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$channel = undef;
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foreach my $chan (@channels) {
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if($chan =~ m/^#/) {
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$channel = $chan;
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last;
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}
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}
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return if not defined $channel;
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} else {
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} else {
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$self->check_join_watch($account, $channel, $text, $mode);
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$self->check_join_watch($account, $channel, $text, $mode);
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push @$channels, $channel;
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}
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}
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# do not do flood processing for bot messages
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# do not do flood processing for bot messages
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if($nick eq $self->{pbot}->{registry}->get_value('irc', 'botnick')) {
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if($nick eq $self->{pbot}->{registry}->get_value('irc', 'botnick')) {
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foreach my $channel (@$channels) {
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$self->{channels}->{$channel}->{last_spoken_nick} = $nick;
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$self->{channels}->{$channel}->{last_spoken_nick} = $nick;
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}
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return;
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return;
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}
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}
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foreach my $channel (@$channels) {
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# do not do flood processing if channel is not in bot's channel list or bot is not set as chanop for the channel
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# do not do flood processing if channel is not in bot's channel list or bot is not set as chanop for the channel
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return if ($channel =~ /^#/) and (not exists $self->{pbot}->{channels}->{channels}->hash->{$channel} or $self->{pbot}->{channels}->{channels}->hash->{$channel}{chanop} == 0);
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next if ($channel =~ /^#/) and (not exists $self->{pbot}->{channels}->{channels}->hash->{$channel} or $self->{pbot}->{channels}->{channels}->hash->{$channel}{chanop} == 0);
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if($channel =~ /^#/ and $mode == $self->{pbot}->{messagehistory}->{MSG_DEPARTURE}) {
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if($channel =~ /^#/ and $mode == $self->{pbot}->{messagehistory}->{MSG_DEPARTURE}) {
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# remove validation on PART or KICK so we check for ban-evasion when user returns at a later time
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# remove validation on PART or KICK so we check for ban-evasion when user returns at a later time
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@ -249,6 +245,7 @@ sub check_flood {
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$channel_data->{validated} &= ~$self->{NICKSERV_VALIDATED};
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$channel_data->{validated} &= ~$self->{NICKSERV_VALIDATED};
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$self->{pbot}->{messagehistory}->{database}->update_channel_data($account, $channel, $channel_data);
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$self->{pbot}->{messagehistory}->{database}->update_channel_data($account, $channel, $channel_data);
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}
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}
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next;
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}
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}
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if($max_messages > $self->{pbot}->{registry}->get_value('messagehistory', 'max_messages')) {
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if($max_messages > $self->{pbot}->{registry}->get_value('messagehistory', 'max_messages')) {
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@ -275,7 +272,7 @@ sub check_flood {
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}
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}
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# do not do flood enforcement for logged in bot admins
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# do not do flood enforcement for logged in bot admins
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return if $self->{pbot}->{admins}->loggedin($channel, "$nick!$user\@$host");
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next if $self->{pbot}->{admins}->loggedin($channel, "$nick!$user\@$host");
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# check for enter abuse
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# check for enter abuse
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if($mode == $self->{pbot}->{messagehistory}->{MSG_CHAT} and $channel =~ m/^#/) {
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if($mode == $self->{pbot}->{messagehistory}->{MSG_CHAT} and $channel =~ m/^#/) {
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@ -342,7 +339,7 @@ sub check_flood {
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}
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}
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elsif($mode == $self->{pbot}->{messagehistory}->{MSG_DEPARTURE}) {
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elsif($mode == $self->{pbot}->{messagehistory}->{MSG_DEPARTURE}) {
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# no flood checks to be done for departure events
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# no flood checks to be done for departure events
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return;
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next;
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}
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}
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else {
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else {
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$self->{pbot}->{logger}->log("Unknown flood mode [$mode] ... aborting flood enforcement.\n");
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$self->{pbot}->{logger}->log("Unknown flood mode [$mode] ... aborting flood enforcement.\n");
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@ -378,7 +375,7 @@ sub check_flood {
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} elsif($mode == $self->{pbot}->{messagehistory}->{MSG_CHAT}) {
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} elsif($mode == $self->{pbot}->{messagehistory}->{MSG_CHAT}) {
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if($channel =~ /^#/) { #channel flood (opposed to private message or otherwise)
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if($channel =~ /^#/) { #channel flood (opposed to private message or otherwise)
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# don't increment offenses again if already banned
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# don't increment offenses again if already banned
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return if $self->{pbot}->{chanops}->{unban_timeout}->find_index($channel, "*!$user\@$host");
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next if $self->{pbot}->{chanops}->{unban_timeout}->find_index($channel, "*!$user\@$host");
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my $channel_data = $self->{pbot}->{messagehistory}->{database}->get_channel_data($account, $channel, 'offenses', 'last_offense');
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my $channel_data = $self->{pbot}->{messagehistory}->{database}->get_channel_data($account, $channel, 'offenses', 'last_offense');
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$channel_data->{offenses}++;
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$channel_data->{offenses}++;
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@ -396,7 +393,7 @@ sub check_flood {
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$self->{pbot}->{messagehistory}->{database}->update_channel_data($account, $channel, $channel_data);
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$self->{pbot}->{messagehistory}->{database}->update_channel_data($account, $channel, $channel_data);
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}
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}
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else { # private message flood
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else { # private message flood
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return if exists ${ $self->{pbot}->{ignorelist}->{ignore_list} }{"$nick!$user\@$host"}{$channel};
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next if exists ${ $self->{pbot}->{ignorelist}->{ignore_list} }{"$nick!$user\@$host"}{$channel};
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my $channel_data = $self->{pbot}->{messagehistory}->{database}->get_channel_data($account, $channel, 'offenses', 'last_offense');
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my $channel_data = $self->{pbot}->{messagehistory}->{database}->get_channel_data($account, $channel, 'offenses', 'last_offense');
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$channel_data->{offenses}++;
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$channel_data->{offenses}++;
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@ -419,14 +416,7 @@ sub check_flood {
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if($self->{pbot}->{registry}->get_value('antiflood', 'enforce')) {
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if($self->{pbot}->{registry}->get_value('antiflood', 'enforce')) {
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my $length = $self->{pbot}->{registry}->get_array_value('antiflood', 'nick_flood_punishment', $self->{nickflood}->{$account}->{offenses} - 1);
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my $length = $self->{pbot}->{registry}->get_array_value('antiflood', 'nick_flood_punishment', $self->{nickflood}->{$account}->{offenses} - 1);
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$self->{pbot}->{chanops}->ban_user_timed("*!$user\@$host", $channel, $length);
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my $channels = $self->{pbot}->{nicklist}->get_channels($oldnick);
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foreach my $chan (@$channels) {
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next if $chan !~ /^#/;
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next if not exists $self->{pbot}->{channels}->{channels}->hash->{$chan} or $self->{pbot}->{channels}->{channels}->hash->{$chan}{chanop} == 0;
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$self->{pbot}->{chanops}->ban_user_timed("*!$user\@$host", $chan, $length);
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}
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$length = duration($length);
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$length = duration($length);
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$self->{pbot}->{logger}->log("$nick nickchange flood offense " . $self->{nickflood}->{$account}->{offenses} . " earned $length ban\n");
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$self->{pbot}->{logger}->log("$nick nickchange flood offense " . $self->{nickflood}->{$account}->{offenses} . " earned $length ban\n");
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$self->{pbot}->{conn}->privmsg($nick, "You have been temporarily banned due to nick-change flooding. You will be unbanned in $length.");
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$self->{pbot}->{conn}->privmsg($nick, "You have been temporarily banned due to nick-change flooding. You will be unbanned in $length.");
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@ -435,6 +425,7 @@ sub check_flood {
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}
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}
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}
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}
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}
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}
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}
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sub unbanme {
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sub unbanme {
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my ($self, $from, $nick, $user, $host, $arguments) = @_;
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my ($self, $from, $nick, $user, $host, $arguments) = @_;
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@ -762,13 +753,13 @@ sub adjust_offenses {
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my $last_offense = delete $channel_data->{last_offense};
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my $last_offense = delete $channel_data->{last_offense};
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if(gettimeofday - $last_offense >= 60 * 60 * 24) {
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if(gettimeofday - $last_offense >= 60 * 60 * 24) {
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$channel_data->{enter_abuses}--;
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$channel_data->{enter_abuses}--;
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$self->{pbot}->{logger}->log("[adjust-offenses] [$id][$channel] decreasing enter abuse offenses to $channel_data->{enter_abuses}\n");
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#$self->{pbot}->{logger}->log("[adjust-offenses] [$id][$channel] decreasing enter abuse offenses to $channel_data->{enter_abuses}\n");
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$self->{pbot}->{messagehistory}->{database}->update_channel_data($id, $channel, $channel_data);
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$self->{pbot}->{messagehistory}->{database}->update_channel_data($id, $channel, $channel_data);
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}
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}
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}
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}
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foreach my $account (keys %{ $self->{nickflood} }) {
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foreach my $account (keys %{ $self->{nickflood} }) {
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if($self->{nickflood}->{$account}->{offenses} and gettimeofday - $self->{nickflood}->{$account}->{timestamp} >= 60 * 60 * 48) {
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if($self->{nickflood}->{$account}->{offenses} and gettimeofday - $self->{nickflood}->{$account}->{timestamp} >= 60 * 60 * 24) {
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$self->{nickflood}->{$account}->{offenses}--;
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$self->{nickflood}->{$account}->{offenses}--;
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if($self->{nickflood}->{$account}->{offenses} == 0) {
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if($self->{nickflood}->{$account}->{offenses} == 0) {
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@ -308,7 +308,7 @@ sub on_nickchange {
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my $message_account = $self->{pbot}->{messagehistory}->{database}->get_message_account($nick, $user, $host);
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my $message_account = $self->{pbot}->{messagehistory}->{database}->get_message_account($nick, $user, $host);
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$self->{pbot}->{messagehistory}->{database}->devalidate_all_channels($message_account, $self->{pbot}->{antiflood}->{NEEDS_CHECKBAN});
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$self->{pbot}->{messagehistory}->{database}->devalidate_all_channels($message_account, $self->{pbot}->{antiflood}->{NEEDS_CHECKBAN});
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my $channels = $self->{pbot}->{nicklist}->get_channels($nick);
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my $channels = $self->{pbot}->{nicklist}->get_channels($newnick);
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foreach my $channel (@$channels) {
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foreach my $channel (@$channels) {
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next if $channel !~ m/^#/;
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next if $channel !~ m/^#/;
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$self->{pbot}->{messagehistory}->add_message($message_account, "$nick!$user\@$host", $channel, "NICKCHANGE $newnick", $self->{pbot}->{messagehistory}->{MSG_NICKCHANGE});
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$self->{pbot}->{messagehistory}->add_message($message_account, "$nick!$user\@$host", $channel, "NICKCHANGE $newnick", $self->{pbot}->{messagehistory}->{MSG_NICKCHANGE});
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