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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

# Content
1 #! perl # MANDATORY
2
3 cf::map->register (qr{^\?random/([0-9a-f]{32})});
4
5 sub init {
6 my ($self) = @_;
7
8 $self->{random_id} = $1;
9
10 if (0 < Coro::AIO::aio_load "$cf::RANDOM_MAPS/$self->{random_id}.meta", my $data) {
11 $self->{random} = cf::from_json $data;
12 $self->{random}{custom} ||= "$self->{random}{origin_map}+$self->{random}{origin_x}+$self->{random}{origin_y}";
13 }
14
15 1
16 }
17
18 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 sub visible_name {
27 my ($self) = @_;
28
29 my $rmp = $self->{random};
30 "random map at $rmp->{custom}, level $rmp->{dungeon_level}"
31 }
32
33 sub save_path {
34 my ($self) = @_;
35
36 sprintf "%s/%s.map", $cf::RANDOM_MAPS, $self->{random_id}
37 }
38
39 sub uniq_path {
40 undef
41 }
42
43 sub load_orig {
44 my ($self) = @_;
45
46 return unless $self->{random};
47
48 $self->generate_random_map ($self->{random});
49
50 1
51 }
52
53 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 1
94