75 lines
2.6 KiB
Perl
75 lines
2.6 KiB
Perl
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#!/usr/bin/perl
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#
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# DW::Hooks::SubscriptionStats
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#
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# Implements logic for showing stats on the notifications settings page.
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#
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# Authors:
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# Afuna <coder.dw@afunamatata.com> (original code)
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# Jen Griffin <kareila@livejournal.com> (moved into hook)
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#
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# Copyright (c) 2009-2023 by Dreamwidth Studios, LLC.
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#
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# This program is free software; you may redistribute it and/or modify it under
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# the same terms as Perl itself. For a copy of the license, please reference
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# 'perldoc perlartistic' or 'perldoc perlgpl'.
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#
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package DW::Hooks::SubscriptionStats;
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use strict;
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use LJ::Hooks;
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# Format for $num_subs_by_type:
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# {
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# LJ::NotificationMethod::Inbox => { active => x, total => y },
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# LJ::NotificationMethod::Email => ...
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# }
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#
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# For the inbox, "total" includes default subs (those at the top) which are active
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# and any subs for tracking an entry/comment, whether active or inactive.
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#
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# For other notification methods, "total" includes default subs (those at the top)
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# which are active, and any subs for tracking an entry/comment, but only where the
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# sub is active (because inbox is selected, revealing the notification checkbox).
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#
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# In both cases, "active" only counts subs which are selected - don't count disabled,
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# even if checked, because disabled subscriptions don't count against your limit.
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LJ::Hooks::register_hook(
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'subscription_stats',
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sub {
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my ( $u, $num_subs_by_type ) = @_;
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die "Invalid user for subscription_stats" unless LJ::isu($u);
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# There's a bit of a trick here: each row counts as a maximum of one subscription.
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# However, forced subscriptions don't count (e.g., "Someone sends me a message").
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# Also, if we activate an inbox subscription but not its email, the total number
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# of subs per notification method goes out of sync.
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#
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# Regardless, once we hit the limit for *any* method, we get a warning. So we take
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# whichever method has the most total / active and use that figure in our message.
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my $calc_max = sub {
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my ($type) = @_;
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my @vals = sort { $b <=> $a } map { $_->{$type} } values %$num_subs_by_type;
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return @vals ? $vals[0] : 0;
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};
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my $paid_max = LJ::get_cap( 'paid', 'subscriptions' );
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my $u_max = $u->max_subscriptions;
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# max for total number of subscriptions (generally it is $paid_max)
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my $system_max = $u_max > $paid_max ? $u_max : $paid_max;
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return {
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active => $calc_max->('active'),
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max_active => $u_max,
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total => $calc_max->('total'),
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max_total => $system_max,
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};
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}
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);
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1;
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