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Refactor and polish Plugins/Remindme.pm
This commit is contained in:
Pragmatic Software
parent
fec192ca69
commit
50c051ed56
@ -1,3 +1,8 @@
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# File: RemindMe.pm
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#
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# Purpose: Users can use `remindme` to set up reminders. Reminders are
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# sent to the user (or channel, if -c and admin).
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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@ -9,25 +14,317 @@ use PBot::Imports;
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use DBI;
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use Time::Duration qw/concise duration/;
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use Time::HiRes qw/gettimeofday/;
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use Time::HiRes qw/time/;
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use Getopt::Long qw(GetOptionsFromArray);
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sub initialize {
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my ($self, %conf) = @_;
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# register `remindme` bot command
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$self->{pbot}->{commands}->register(sub { $self->cmd_remindme(@_) }, 'remindme', 0);
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# set location of sqlite database
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$self->{filename} = $self->{pbot}->{registry}->get_value('general', 'data_dir') . '/reminders.sqlite3';
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# open the database
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$self->dbi_begin;
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# create tables, etc
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$self->create_database;
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# add saved reminders to event queue
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$self->enqueue_reminders;
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}
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sub unload {
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my $self = shift;
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my ($self) = @_;
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# close database
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$self->dbi_end;
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# unregister `remindme` command
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$self->{pbot}->{commands}->unregister('remindme');
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# remove all reminder events from event queue
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$self->{pbot}->{event_queue}->dequeue_event('reminder .*');
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}
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# `remindme` bot command
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sub cmd_remindme {
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my ($self, $context) = @_;
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if (not $self->{dbh}) {
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return "Internal error.";
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}
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my $usage = "Usage: remindme [-c channel] [-r count] message -t time | remindme -l [nick] | remindme -d id";
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return $usage if not length $context->{arguments};
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my ($channel, $repeats, $text, $alarm, $list_reminders, $delete_id);
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my $getopt_error;
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local $SIG{__WARN__} = sub {
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$getopt_error = shift;
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chomp $getopt_error;
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};
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my @opt_args = $self->{pbot}->{interpreter}->split_line($context->{arguments}, strip_quotes => 1);
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Getopt::Long::Configure("bundling");
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GetOptionsFromArray(
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\@opt_args,
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'r:i' => \$repeats,
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't:s' => \$alarm,
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'c:s' => \$channel,
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'm:s' => \$text,
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'l:s' => \$list_reminders,
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'd:i' => \$delete_id
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);
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return "$getopt_error -- $usage" if defined $getopt_error;
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# option -l was provided; list reminders
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if (defined $list_reminders) {
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my $nick_override = $list_reminders if length $list_reminders;
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my $account;
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if ($nick_override) {
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my $hostmask;
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# look up account id and hostmask by nickname
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($account, $hostmask) = $self->{pbot}->{messagehistory}->{database}->find_message_account_by_nick($nick_override);
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if (not $account) {
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return "I don't know anybody named $nick_override.";
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}
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# capture nick portion of hostmask
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($nick_override) = $hostmask =~ m/^([^!]+)!/;
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} else {
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$account = $self->{pbot}->{messagehistory}->{database}->get_message_account($context->{nick}, $context->{user}, $context->{host});
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}
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$account = $self->{pbot}->{messagehistory}->{database}->get_ancestor_id($account);
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my $reminders = $self->get_reminders($account);
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my $count = 0;
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my $text = '';
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my $now = time;
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foreach my $reminder (@$reminders) {
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my $interval = concise duration $reminder->{alarm} - $now;
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$text .= "$reminder->{id}) in $interval";
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if ($reminder->{repeats}) {
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$text .= " ($reminder->{repeats} repeat" . ($reminder->{repeats} == 1 ? '' : 's') . " left)";
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}
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$text .= ": $reminder->{text}\n";
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$count++;
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}
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if (not $count) {
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if ($nick_override) {
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return "$nick_override has no reminders.";
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} else {
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return "You have no reminders.";
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}
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}
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# reuse $reminders variable to store this text
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$reminders = $count == 1 ? 'reminder' : 'reminders';
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return "$count $reminders: $text";
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}
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# option -d was provided; delete a reminder
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if ($delete_id) {
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my $admininfo = $self->{pbot}->{users}->loggedin_admin($channel ? $channel : $context->{from}, $context->{hostmask});
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# admins can delete any reminders
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if ($admininfo) {
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my $reminder = $self->get_reminder($delete_id);
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if (not $reminder) {
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return "Reminder $delete_id does not exist.";
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}
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if ($self->delete_reminder($delete_id)) {
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return "Reminder $delete_id ($reminder->{text}) deleted.";
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} else {
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return "Could not delete reminder $delete_id.";
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}
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}
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my $account = $self->{pbot}->{messagehistory}->{database}->get_message_account($context->{nick}, $context->{user}, $context->{host});
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$account = $self->{pbot}->{messagehistory}->{database}->get_ancestor_id($account);
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my $reminder = $self->get_reminder($delete_id);
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if (not $reminder) {
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return "Reminder $delete_id does not exist.";
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}
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if ($reminder->{account} != $account) {
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return "Reminder $delete_id does not belong to you.";
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}
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if ($self->delete_reminder($delete_id)) {
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return "Reminder $delete_id ($reminder->{text}) deleted.";
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} else {
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return "Could not delete reminder $delete_id.";
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}
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}
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# otherwise we're adding a reminder
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# if -t wasn't provided set text to ''
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$text //= '';
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# add to the reminder text anything left in the arguments
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if (@opt_args) {
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$text .= ' ' if length $text;
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$text .= join ' ', @opt_args;
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}
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return "Please use -t to specify a time for this reminder." if not $alarm;
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return "Please specify a reminder message." if not $text;
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my $admininfo = $self->{pbot}->{users}->loggedin_admin($channel ? $channel : $context->{from}, $context->{hostmask});
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# option -c was provided; ensure user is an admin and bot is in targeted channel
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if ($channel) {
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if (not defined $admininfo) {
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return "Only admins can create channel reminders.";
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}
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if (not $self->{pbot}->{channels}->is_active($channel)) {
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return "I'm not active in channel $channel.";
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}
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}
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# parse "5 minutes", "next week", "3pm", etc into seconds
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my ($seconds, $error) = $self->{pbot}->{parsedate}->parsedate($alarm);
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return $error if $error;
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if ($seconds > 31536000 * 10) {
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return "Come on now, I'll be dead by then.";
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}
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# set repeats to 0 if option -r was not provided
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$repeats //= 0;
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# prevent non-admins from abusing repeat
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if (not defined $admininfo and $repeats > 20) {
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return "You may only set up to 20 repeats.";
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}
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if ($repeats < 0) {
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return "Repeats must be 0 or greater.";
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}
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# set timestamp for alarm
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$alarm = time + $seconds;
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my $account = $self->{pbot}->{messagehistory}->{database}->get_message_account($context->{nick}, $context->{user}, $context->{host});
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$account = $self->{pbot}->{messagehistory}->{database}->get_ancestor_id($account);
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# limit maximum reminders for non-admin users
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if (not defined $admininfo) {
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my $reminders = $self->get_reminders($account);
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if (@$reminders >= 50) {
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return "You may only set 50 reminders at a time. Use `remindme -d id` to remove a reminder.";
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}
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}
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my $id = $self->add_reminder(
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account => $account,
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channel => $channel,
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text => $text,
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alarm => $alarm,
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interval => $seconds,
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repeats => $repeats,
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hostmask => $context->{hostmask},
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);
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if ($id) {
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return "Reminder $id added.";
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} else {
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return "Failed to add reminder.";
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}
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}
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# invoked whenever a reminder event is ready
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sub do_reminder {
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my ($self, $id, $event) = @_;
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my $reminder = $self->get_reminder($id);
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if (not defined $reminder) {
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$self->{pbot}->{logger}->log("Queued reminder $id no longer exists.\n");
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# unset `repeating` flag for event item in PBot event queue
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$event->{repeating} = 0;
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# nothing to do
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return;
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}
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# nick of person being reminded
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my $nick;
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# ensure person is available to receive reminder
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if (not defined $reminder->{target}) {
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# ensures we get the current nick of the person
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my $hostmask = $self->{pbot}->{messagehistory}->{database}->find_most_recent_hostmask($reminder->{account});
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($nick) = $hostmask =~ /^([^!]+)!/;
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# try again in 30 seconds if the person isn't around yet
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if (not $self->{pbot}->{nicklist}->is_present_any_channel($nick)) {
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$event->{interval} = 30;
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$event->{repeating} = 1;
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return;
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}
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}
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# send reminder text to person
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my $target = $reminder->{target} // $nick;
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my $text = $reminder->{text};
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# if sending reminder to channel, highlight person being reminded
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if ($target =~ /^#/) {
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$text = "$nick: $text";
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}
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$self->{pbot}->{conn}->privmsg($target, $reminder->{text});
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# log event
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$self->{pbot}->{logger}->log("Reminded $target about \"$reminder->{text}\"\n");
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# update repeats or delete reminder
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if ($reminder->{repeats} > 0) {
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# update reminder
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$reminder->{repeats}--;
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$reminder->{alarm} = time + $reminder->{interval};
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# update reminder in SQLite database
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my $data = { repeats => $reminder->{repeats}, alarm => $reminder->{alarm} };
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$self->update_reminder($reminder->{id}, $data);
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# update reminder event in PBot event queue
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$event->{interval} = $reminder->{interval};
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$event->{repeating} = 1;
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} else {
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# delete reminder
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$self->delete_reminder($reminder->{id});
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$event->{repeating} = 0;
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}
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}
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# load all reminders from SQLite database and add them
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# to PBot's event queue. typically used once at PBot start-up.
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sub enqueue_reminders {
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my ($self) = @_;
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@ -45,29 +342,28 @@ sub enqueue_reminders {
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}
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foreach my $reminder (@$reminders) {
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my $timeout = $reminder->{alarm} - time;
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# delete this reminder if it's expired by 31 days
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if (gettimeofday - $reminder->{alarm} >= 86400 * 31) {
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if ($timeout <= 86400 * 31) {
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$self->{pbot}->{logger}->log("Deleting expired reminder: $reminder->{id}) $reminder->{text} set by $reminder->{created_by}\n");
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$self->delete_reminder($reminder->{id});
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next;
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}
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my $timeout = $reminder->{alarm} - gettimeofday;
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$timeout = 10 if $timeout < 10;
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my $repeating = $reminder->{repeat};
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$self->{pbot}->{event_queue}->enqueue_event(
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sub {
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my ($event) = @_;
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$self->do_reminder($reminder->{id}, $event);
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},
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$timeout, "reminder $reminder->{id}", $repeating
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$timeout, "reminder $reminder->{id}", $reminder->{repeats}
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);
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}
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}
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sub create_database {
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my $self = shift;
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my ($self) = @_;
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return if not $self->{dbh};
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eval {
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@ -78,8 +374,8 @@ CREATE TABLE IF NOT EXISTS Reminders (
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target TEXT,
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text TEXT,
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alarm NUMERIC,
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repeat INTEGER,
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duration NUMERIC,
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repeats INTEGER,
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interval NUMERIC,
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created_on NUMERIC,
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created_by TEXT
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)
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@ -112,12 +408,24 @@ sub dbi_end {
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delete $self->{dbh};
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}
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# add a reminder
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sub add_reminder {
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my ($self, $account, $target, $text, $alarm, $duration, $repeat, $owner) = @_;
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my ($self, %args) = @_;
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my $id = eval {
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my $sth = $self->{dbh}->prepare('INSERT INTO Reminders (account, target, text, alarm, duration, repeat, created_on, created_by) VALUES (?, ?, ?, ?, ?, ?, ?, ?)');
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$sth->execute($account, $target, $text, $alarm, $duration, $repeat, scalar gettimeofday, $owner);
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my $sth = $self->{dbh}->prepare('INSERT INTO Reminders (account, target, text, alarm, interval, repeats, created_on, created_by) VALUES (?, ?, ?, ?, ?, ?, ?, ?)');
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$sth->execute(
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$args{account},
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$args{target},
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$args{text},
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$args{alarm},
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$args{interval},
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$args{repeats},
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scalar time,
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$args{owner},
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);
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return $self->{dbh}->sqlite_last_insert_rowid;
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};
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@ -131,14 +439,16 @@ sub add_reminder {
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my ($event) = @_;
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$self->do_reminder($id, $event);
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},
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$duration, "reminder $id", $repeat
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$args{interval}, "reminder $id", $args{repeats}
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);
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return $id;
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}
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# delete a reminder by its id
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sub delete_reminder {
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my ($self, $id) = @_;
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return if not $self->{dbh};
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eval {
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@ -155,31 +465,38 @@ sub delete_reminder {
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return 1;
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}
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# update a reminder's metadata
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sub update_reminder {
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my ($self, $id, $data) = @_;
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eval {
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my $sql = 'UPDATE Reminders SET ';
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my $comma = '';
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my @fields;
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foreach my $key (keys %$data) {
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$sql .= "$comma$key = ?";
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$comma = ', ';
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push @fields, "$key = ?";
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}
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$sql .= join ', ', @fields;
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$sql .= ' WHERE id = ?';
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my $sth = $self->{dbh}->prepare($sql);
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my $param = 1;
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foreach my $key (keys %$data) { $sth->bind_param($param++, $data->{$key}); }
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foreach my $key (keys %$data) {
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$sth->bind_param($param++, $data->{$key});
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}
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$sth->bind_param($param++, $id);
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$sth->execute();
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$sth->execute;
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};
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$self->{pbot}->{logger}->log($@) if $@;
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}
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# get a single reminder by its id
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sub get_reminder {
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my ($self, $id) = @_;
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@ -193,9 +510,11 @@ sub get_reminder {
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$self->{pbot}->{logger}->log("Get reminder failed: $@");
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return undef;
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}
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return $reminder;
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}
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# get all reminders belonging to a user
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sub get_reminders {
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my ($self, $account) = @_;
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@ -213,181 +532,4 @@ sub get_reminders {
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return $reminders;
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}
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sub do_reminder {
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my ($self, $id, $event) = @_;
|
||||
|
||||
my $reminder = $self->get_reminder($id);
|
||||
|
||||
if (not defined $reminder) {
|
||||
$self->{pbot}->{logger}->log("Queued reminder $id no longer exists.\n");
|
||||
$event->{repeating} = 0;
|
||||
return;
|
||||
}
|
||||
|
||||
my $nick;
|
||||
if (not defined $reminder->{target}) {
|
||||
# ensures we get the current nick of the person
|
||||
my $hostmask = $self->{pbot}->{messagehistory}->{database}->find_most_recent_hostmask($reminder->{account});
|
||||
($nick) = $hostmask =~ /^([^!]+)!/;
|
||||
|
||||
# try again if the person isn't around yet
|
||||
if (not $self->{pbot}->{nicklist}->is_present_any_channel($nick)) {
|
||||
$event->{interval} = 300;
|
||||
$event->{repeating} = 1;
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
my $text = "Reminder: $reminder->{text}";
|
||||
my $target = $reminder->{target} // $nick;
|
||||
$self->{pbot}->{conn}->privmsg($target, $text);
|
||||
|
||||
$self->{pbot}->{logger}->log("Reminded $target about \"$text\"\n");
|
||||
|
||||
if ($reminder->{repeat} > 0) {
|
||||
$reminder->{repeat}--;
|
||||
$reminder->{alarm} = gettimeofday + $reminder->{duration};
|
||||
my $data = { repeat => $reminder->{repeat}, alarm => $reminder->{alarm} };
|
||||
$self->update_reminder($reminder->{id}, $data);
|
||||
$event->{interval} = $reminder->{duration};
|
||||
$event->{repeating} = 1;
|
||||
} else {
|
||||
$self->delete_reminder($reminder->{id});
|
||||
$event->{repeating} = 0;
|
||||
}
|
||||
}
|
||||
|
||||
sub cmd_remindme {
|
||||
my ($self, $context) = @_;
|
||||
|
||||
if (not $self->{dbh}) { return "Internal error."; }
|
||||
|
||||
my $usage = "Usage: remindme [-c channel] [-r count] message -t time | remindme -l [nick] | remindme -d id";
|
||||
|
||||
return $usage if not length $context->{arguments};
|
||||
|
||||
my ($target, $repeat, $text, $alarm, $list_reminders, $delete_id);
|
||||
|
||||
my $getopt_error;
|
||||
local $SIG{__WARN__} = sub {
|
||||
$getopt_error = shift;
|
||||
chomp $getopt_error;
|
||||
};
|
||||
|
||||
Getopt::Long::Configure("bundling");
|
||||
|
||||
my @opt_args = $self->{pbot}->{interpreter}->split_line($context->{arguments}, strip_quotes => 1);
|
||||
use Data::Dumper;
|
||||
print "args: [$context->{arguments}]\n";
|
||||
print Dumper \@opt_args;
|
||||
GetOptionsFromArray(
|
||||
\@opt_args,
|
||||
'r:i' => \$repeat,
|
||||
't:s' => \$alarm,
|
||||
'c:s' => \$target,
|
||||
'm:s' => \$text,
|
||||
'l:s' => \$list_reminders,
|
||||
'd:i' => \$delete_id
|
||||
);
|
||||
|
||||
return "$getopt_error -- $usage" if defined $getopt_error;
|
||||
|
||||
if (defined $list_reminders) {
|
||||
my $nick_override = $list_reminders if length $list_reminders;
|
||||
my $account;
|
||||
if ($nick_override) {
|
||||
my $hostmask;
|
||||
($account, $hostmask) = $self->{pbot}->{messagehistory}->{database}->find_message_account_by_nick($nick_override);
|
||||
|
||||
if (not $account) { return "I don't know anybody named $nick_override."; }
|
||||
|
||||
($nick_override) = $hostmask =~ m/^([^!]+)!/;
|
||||
} else {
|
||||
$account = $self->{pbot}->{messagehistory}->{database}->get_message_account($context->{nick}, $context->{user}, $context->{host});
|
||||
}
|
||||
$account = $self->{pbot}->{messagehistory}->{database}->get_ancestor_id($account);
|
||||
|
||||
my $reminders = $self->get_reminders($account);
|
||||
my $count = 0;
|
||||
my $text = '';
|
||||
my $now = scalar gettimeofday;
|
||||
|
||||
foreach my $reminder (@$reminders) {
|
||||
my $duration = concise duration $reminder->{alarm} - $now;
|
||||
$text .= "$reminder->{id}) [in $duration]";
|
||||
$text .= " ($reminder->{repeat} repeats left)" if $reminder->{repeat};
|
||||
$text .= " $reminder->{text}\n";
|
||||
$count++;
|
||||
}
|
||||
|
||||
if (not $count) {
|
||||
if ($nick_override) { return "$nick_override has no reminders."; }
|
||||
else { return "You have no reminders."; }
|
||||
}
|
||||
|
||||
$reminders = $count == 1 ? 'reminder' : 'reminders';
|
||||
return "$count $reminders: $text";
|
||||
}
|
||||
|
||||
if ($delete_id) {
|
||||
my $admininfo = $self->{pbot}->{users}->loggedin_admin($target ? $target : $context->{from}, $context->{hostmask});
|
||||
|
||||
# admins can delete any reminders (perhaps check admin levels against owner level?)
|
||||
if ($admininfo) {
|
||||
if (not $self->get_reminder($delete_id)) { return "Reminder $delete_id does not exist."; }
|
||||
|
||||
if ($self->delete_reminder($delete_id)) { return "Reminder $delete_id deleted."; }
|
||||
else { return "Could not delete reminder $delete_id."; }
|
||||
}
|
||||
|
||||
my $account = $self->{pbot}->{messagehistory}->{database}->get_message_account($context->{nick}, $context->{user}, $context->{host});
|
||||
$account = $self->{pbot}->{messagehistory}->{database}->get_ancestor_id($account);
|
||||
my $reminder = $self->get_reminder($delete_id);
|
||||
|
||||
if (not $reminder) { return "Reminder $delete_id does not exist."; }
|
||||
|
||||
if ($reminder->{account} != $account) { return "Reminder $delete_id does not belong to you."; }
|
||||
|
||||
if ($self->delete_reminder($delete_id)) { return "Reminder $delete_id deleted."; }
|
||||
else { return "Could not delete reminder $delete_id."; }
|
||||
}
|
||||
|
||||
$text = join ' ', @opt_args if not defined $text;
|
||||
|
||||
return "Please specify a point in time for this reminder." if not $alarm;
|
||||
return "Please specify a reminder message." if not $text;
|
||||
|
||||
my $admininfo = $self->{pbot}->{users}->loggedin_admin($target ? $target : $context->{from}, $context->{hostmask});
|
||||
|
||||
if ($target) {
|
||||
if (not defined $admininfo) { return "Only admins can create channel reminders."; }
|
||||
|
||||
if (not $self->{pbot}->{channels}->is_active($target)) { return "I'm not active in channel $target."; }
|
||||
}
|
||||
|
||||
my ($length, $error) = $self->{pbot}->{parsedate}->parsedate($alarm);
|
||||
return $error if $error;
|
||||
|
||||
if ($length > 31536000 * 10) { return "Come on now, I'll be dead by then."; }
|
||||
|
||||
if (not defined $admininfo and $length < 60) { return "Time must be a minimum of 60 seconds."; }
|
||||
|
||||
if (not defined $admininfo and $repeat > 10) { return "You may only set up to 10 repeats."; }
|
||||
|
||||
if ($repeat < 0) { return "Repeats must be 0 or greater."; }
|
||||
|
||||
$alarm = gettimeofday + $length;
|
||||
|
||||
my $account = $self->{pbot}->{messagehistory}->{database}->get_message_account($context->{nick}, $context->{user}, $context->{host});
|
||||
$account = $self->{pbot}->{messagehistory}->{database}->get_ancestor_id($account);
|
||||
|
||||
if (not defined $admininfo) {
|
||||
my $reminders = $self->get_reminders($account);
|
||||
if (@$reminders >= 3) { return "You may only set 3 reminders at a time. Use `remindme -d id` to remove a reminder."; }
|
||||
}
|
||||
|
||||
if (my $id = $self->add_reminder($account, $target, $text, $alarm, $length, $repeat, $context->{hostmask})) { return "Reminder $id added."; }
|
||||
else { return "Failed to add reminder."; }
|
||||
}
|
||||
|
||||
1;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user