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/cvs/deliantra/server/ext/map-random.ext
Revision: 1.6
Committed: Sun Jan 14 02:00:36 2007 UTC (17 years, 4 months ago) by root
Branch: MAIN
Changes since 1.5: +8 -0 lines
Log Message:
- introduce cf::attachable::thawer_merge, allowing classes
  to overwrite what happens when two objects get merged.
- protect some extension data with it
- make unlink_save blocking, so we do not get needless reset loops
  because of slow disk response.

File Contents

# User Rev Content
1 root 1.5 #! perl # MANDATORY
2 root 1.1
3 root 1.5 cf::map->register (qr{^\?random/([0-9a-f]{32})});
4 root 1.1
5     sub init {
6     my ($self) = @_;
7    
8 root 1.5 $self->{random_id} = $1;
9    
10     if (0 < Coro::AIO::aio_load "$cf::RANDOM_MAPS/$self->{random_id}.meta", my $data) {
11 root 1.3 $self->{random} = cf::from_json $data;
12     $self->{random}{custom} ||= "$self->{random}{origin_map}+$self->{random}{origin_x}+$self->{random}{origin_y}";
13     }
14 root 1.5
15     1
16 root 1.1 }
17    
18 root 1.6 sub thawer_merge {
19     # we have to keep some variables in memory intact
20     local $_[0]{random_id};
21     local $_[0]{random};
22    
23     $_[0]->SUPER::thawer_merge ($_[1]);
24     }
25    
26 root 1.1 sub visible_name {
27     my ($self) = @_;
28    
29 root 1.2 my $rmp = $self->{random};
30 root 1.4 "random map at $rmp->{custom}, level $rmp->{dungeon_level}"
31 root 1.1 }
32    
33     sub save_path {
34     my ($self) = @_;
35    
36 root 1.5 sprintf "%s/%s.map", $cf::RANDOM_MAPS, $self->{random_id}
37 root 1.1 }
38    
39     sub uniq_path {
40     undef
41     }
42    
43     sub load_orig {
44     my ($self) = @_;
45    
46 root 1.5 return unless $self->{random};
47    
48     $self->generate_random_map ($self->{random});
49    
50     1
51 root 1.1 }
52    
53 root 1.3 sub clean_random_maps {
54     cf::async {
55     my $files = Coro::AIO::aio_readdir $cf::RANDOM_MAPS
56     or return;
57    
58     my $META_TIMEOUT = $cf::CFG{map_random_meta_timeout} || 86400 * 7;
59     my $MAP_TIMEOUT = $cf::CFG{map_random_map_timeout} || 3600 * 6;
60    
61     for my $file (@$files) {
62     next if $file =~ /\.pst$/;
63    
64     Coro::AIO::aio_stat "$cf::RANDOM_MAPS/$file"
65     and next;
66    
67     my $age = $cf::NOW - (stat _)[8];
68    
69     if ($file =~ /\.meta$/) {
70     if ($age > $META_TIMEOUT) {
71     warn "resetting random meta data for $file";
72     IO::AIO::aio_unlink "$cf::RANDOM_MAPS/$file";
73     }
74     } else {
75     if ($age > $MAP_TIMEOUT) {
76     warn "resetting random map $file";
77     IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$cf::RANDOM_MAPS/$file";
78     IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$cf::RANDOM_MAPS/$file.pst";
79     }
80     }
81     }
82     };
83     }
84    
85     # clean up old temp maps regularly
86     Event->timer (
87     data => cf::WF_AUTOCANCEL,
88     interval => 3600,
89     after => 600,
90     cb => \&clean_random_maps,
91     );
92    
93 root 1.1 1
94