1 | package cf; |
1 | package cf; |
2 | |
2 | |
3 | use Symbol; |
3 | use Symbol; |
4 | use List::Util; |
4 | use List::Util; |
5 | use Storable; |
5 | use Storable; |
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6 | use Opcode; |
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7 | use Safe; |
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8 | use Safe::Hole; |
6 | |
9 | |
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10 | use Time::HiRes; |
7 | use Event; |
11 | use Event; |
8 | $Event::Eval = 1; # no idea why this is required, but it is |
12 | $Event::Eval = 1; # no idea why this is required, but it is |
9 | |
13 | |
10 | use strict; |
14 | use strict; |
11 | |
15 | |
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16 | _reload_1; |
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17 | |
12 | our %COMMAND; |
18 | our %COMMAND = (); |
13 | our @EVENT; |
19 | our @EVENT; |
14 | our %PROP_TYPE; |
20 | our %PROP_TYPE; |
15 | our %PROP_IDX; |
21 | our %PROP_IDX; |
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22 | our $LIBDIR = maps_directory "perl"; |
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23 | |
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24 | our $TICK = MAX_TIME * 1e-6; |
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25 | our $TICK_WATCHER; |
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26 | our $NEXT_TICK; |
16 | |
27 | |
17 | BEGIN { |
28 | BEGIN { |
18 | @EVENT = map lc, @EVENT; |
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19 | |
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20 | *CORE::GLOBAL::warn = sub { |
29 | *CORE::GLOBAL::warn = sub { |
21 | my $msg = join "", @_; |
30 | my $msg = join "", @_; |
22 | $msg .= "\n" |
31 | $msg .= "\n" |
23 | unless $msg =~ /\n$/; |
32 | unless $msg =~ /\n$/; |
24 | |
33 | |
… | |
… | |
59 | prop_gen PLAYER_PROP => "cf::object::player"; |
68 | prop_gen PLAYER_PROP => "cf::object::player"; |
60 | |
69 | |
61 | prop_gen MAP_PROP => "cf::map"; |
70 | prop_gen MAP_PROP => "cf::map"; |
62 | prop_gen ARCH_PROP => "cf::arch"; |
71 | prop_gen ARCH_PROP => "cf::arch"; |
63 | |
72 | |
64 | # guessed hierarchies |
73 | @safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; |
65 | |
74 | |
66 | @cf::object::player::ISA = 'cf::object'; |
75 | # we bless all objects into (empty) derived classes to force a method lookup |
67 | @cf::object::map::ISA = 'cf::object'; |
76 | # within the Safe compartment. |
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77 | for my $pkg (qw(cf::object cf::object::player cf::player cf::map cf::party cf::region cf::arch cf::living)) { |
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78 | no strict 'refs'; |
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79 | @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; |
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80 | } |
68 | |
81 | |
69 | $Event::DIED = sub { |
82 | $Event::DIED = sub { |
70 | warn "error in event callback: @_"; |
83 | warn "error in event callback: @_"; |
71 | }; |
84 | }; |
72 | |
85 | |
… | |
… | |
74 | my @exts; |
87 | my @exts; |
75 | my @hook; |
88 | my @hook; |
76 | my %command; |
89 | my %command; |
77 | my %extcmd; |
90 | my %extcmd; |
78 | |
91 | |
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92 | ############################################################################# |
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93 | # utility functions |
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94 | |
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95 | use JSON::Syck (); # TODO# replace by JSON::PC once working |
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96 | |
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97 | sub from_json($) { |
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98 | $JSON::Syck::ImplicitUnicode = 1; # work around JSON::Syck bugs |
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99 | JSON::Syck::Load $_[0] |
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100 | } |
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101 | |
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102 | sub to_json($) { |
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103 | $JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs |
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104 | JSON::Syck::Dump $_[0] |
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105 | } |
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106 | |
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107 | ############################################################################# |
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108 | # "new" plug-in system |
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109 | |
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110 | =item $object->attach ($attachment, key => $value...) |
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111 | |
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112 | =item $object->detach ($attachment) |
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113 | |
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114 | Attach/detach a pre-registered attachment to an object. |
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115 | |
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116 | =item $player->attach ($attachment, key => $value...) |
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117 | |
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118 | =item $player->detach ($attachment) |
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119 | |
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120 | Attach/detach a pre-registered attachment to a player. |
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121 | |
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122 | =item $map->attach ($attachment, key => $value...) |
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123 | |
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124 | =item $map->detach ($attachment) |
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125 | |
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126 | Attach/detach a pre-registered attachment to a map. |
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127 | |
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128 | =item cf::attach_global ... |
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129 | |
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130 | Attach handlers for global events. |
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131 | |
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132 | This and all following C<attach_*>-functions expect any number of the |
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133 | following handler/hook descriptions: |
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134 | |
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135 | =over 4 |
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136 | |
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137 | =item prio => $number |
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138 | |
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139 | Set the priority for all following handlers/hooks (unless overwritten |
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140 | by another C<prio> setting). Lower priority handlers get executed |
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141 | earlier. The default priority is C<0>, and many built-in handlers are |
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142 | registered at priority C<-1000>, so lower priorities should not be used |
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143 | unless you know what you are doing. |
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144 | |
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145 | =item on_I<event> => \&cb |
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146 | |
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147 | Call the given code reference whenever the named event happens (event is |
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148 | something like C<instantiate>, C<apply>, C<use_skill> and so on, and which |
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149 | handlers are recognised generally depends on the type of object these |
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150 | handlers attach to). |
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151 | |
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152 | See F<include/eventinc.h> for the full list of events supported, and their |
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153 | class. |
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154 | |
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155 | =item package => package:: |
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156 | |
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157 | Look for sub functions of the name C<< on_I<event> >> in the given |
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158 | package and register them. Only handlers for eevents supported by the |
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159 | object/class are recognised. |
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160 | |
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161 | =back |
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162 | |
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163 | =item cf::attach_to_type $object_type, $subtype, ... |
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164 | |
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165 | Attach handlers for a specific object type (e.g. TRANSPORT) and |
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166 | subtype. If C<$subtype> is zero or undef, matches all objects of the given |
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167 | type. |
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168 | |
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169 | =item cf::attach_to_objects ... |
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170 | |
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171 | Attach handlers to all objects. Do not use this except for debugging or |
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172 | very rare events, as handlers are (obviously) called for I<all> objects in |
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173 | the game. |
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174 | |
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175 | =item cf::attach_to_players ... |
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176 | |
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177 | Attach handlers to all players. |
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178 | |
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179 | =item cf::attach_to_maps ... |
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180 | |
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181 | Attach handlers to all maps. |
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182 | |
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183 | =item cf:register_attachment $name, ... |
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184 | |
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185 | Register an attachment by name through which objects can refer to this |
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186 | attachment. |
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187 | |
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188 | =item cf:register_map_attachment $name, ... |
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189 | |
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190 | Register an attachment by name through which maps can refer to this |
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191 | attachment. |
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192 | |
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193 | =cut |
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194 | |
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195 | # the following variables are defined in .xs and must not be re-created |
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196 | our @CB_GLOBAL = (); # registry for all global events |
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197 | our @CB_OBJECT = (); # all objects (should not be used except in emergency) |
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198 | our @CB_PLAYER = (); |
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199 | our @CB_TYPE = (); # registry for type (cf-object class) based events |
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200 | our @CB_MAP = (); |
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201 | |
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202 | my %attachment; |
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203 | |
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204 | sub _attach_cb($\%$$$) { |
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205 | my ($registry, $undo, $event, $prio, $cb) = @_; |
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206 | |
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207 | use sort 'stable'; |
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208 | |
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209 | $cb = [$prio, $cb]; |
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210 | |
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211 | @{$registry->[$event]} = sort |
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212 | { $a->[0] cmp $b->[0] } |
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213 | @{$registry->[$event] || []}, $cb; |
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214 | |
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215 | push @{$undo->{cb}}, [$event, $cb]; |
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216 | } |
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217 | |
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218 | # attach handles attaching event callbacks |
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219 | # the only thing the caller has to do is pass the correct |
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220 | # registry (== where the callback attaches to). |
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221 | sub _attach(\@$@) { |
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222 | my ($registry, $klass, @arg) = @_; |
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223 | |
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224 | my $prio = 0; |
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225 | |
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226 | my %undo = ( |
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227 | registry => $registry, |
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228 | cb => [], |
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229 | ); |
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230 | |
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231 | my %cb_id = map +("on_" . lc $EVENT[$_][0], $_) , grep $EVENT[$_][1] == $klass, 0 .. $#EVENT; |
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232 | |
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233 | while (@arg) { |
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234 | my $type = shift @arg; |
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235 | |
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236 | if ($type eq "prio") { |
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237 | $prio = shift @arg; |
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238 | |
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239 | } elsif ($type eq "package") { |
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240 | my $pkg = shift @arg; |
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241 | |
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242 | while (my ($name, $id) = each %cb_id) { |
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243 | if (my $cb = $pkg->can ($name)) { |
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244 | _attach_cb $registry, %undo, $id, $prio, $cb; |
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245 | } |
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246 | } |
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247 | |
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248 | } elsif (exists $cb_id{$type}) { |
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249 | _attach_cb $registry, %undo, $cb_id{$type}, $prio, shift @arg; |
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250 | |
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251 | } elsif (ref $type) { |
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252 | warn "attaching objects not supported, ignoring.\n"; |
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253 | |
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254 | } else { |
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255 | shift @arg; |
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256 | warn "attach argument '$type' not supported, ignoring.\n"; |
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257 | } |
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258 | } |
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259 | |
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260 | \%undo |
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261 | } |
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262 | |
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263 | sub _attach_attachment { |
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264 | my ($obj, $name, %arg) = @_; |
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265 | |
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266 | my $res; |
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267 | |
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268 | if (my $attach = $attachment{$name}) { |
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269 | my $registry = $obj->registry; |
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270 | |
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271 | for (@$attach) { |
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272 | my ($klass, @attach) = @$_; |
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273 | $res = _attach @$registry, $klass, @attach; |
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274 | } |
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275 | |
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276 | $obj->{$name} = \%arg; |
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277 | } else { |
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278 | warn "object uses attachment '$name' that is not available, postponing.\n"; |
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279 | } |
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280 | |
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281 | $obj->{_attachment}{$name} = undef; |
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282 | |
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283 | $res->{attachment} = $name; |
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284 | $res |
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285 | } |
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286 | |
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287 | sub cf::object::attach { |
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288 | my ($obj, $name, %arg) = @_; |
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289 | |
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290 | _attach_attachment $obj, $name, %arg; |
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291 | } |
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292 | |
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293 | sub cf::player::attach { |
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294 | my ($obj, $name, %arg) = @_; |
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295 | |
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296 | _attach_attachment $obj, $name, %arg; |
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297 | } |
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298 | |
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299 | sub cf::map::attach { |
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300 | my ($obj, $name, %arg) = @_; |
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301 | |
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302 | _attach_attachment $obj, $name, %arg; |
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303 | } |
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304 | |
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305 | sub cf::object::detach { |
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306 | my ($obj, $name) = @_; |
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307 | die;#d# |
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308 | } |
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309 | sub cf::player::detach { |
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310 | my ($obj, $name) = @_; |
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311 | die;#d# |
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312 | } |
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313 | sub cf::map::detach { |
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314 | my ($obj, $name) = @_; |
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315 | die;#d# |
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316 | } |
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317 | |
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318 | sub attach_global { |
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319 | _attach @CB_GLOBAL, KLASS_GLOBAL, @_ |
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320 | } |
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321 | |
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322 | sub attach_to_type { |
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323 | my $type = shift; |
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324 | my $subtype = shift; |
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325 | |
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326 | _attach @{$CB_TYPE[$type + $subtype * NUM_SUBTYPES]}, KLASS_OBJECT, @_ |
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327 | } |
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328 | |
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329 | sub attach_to_objects { |
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330 | _attach @CB_OBJECT, KLASS_OBJECT, @_ |
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331 | } |
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332 | |
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333 | sub attach_to_players { |
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334 | _attach @CB_PLAYER, KLASS_PLAYER, @_ |
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335 | } |
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336 | |
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337 | sub attach_to_maps { |
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338 | _attach @CB_MAP, KLASS_MAP, @_ |
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339 | } |
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340 | |
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341 | sub register_attachment { |
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342 | my $name = shift; |
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343 | |
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344 | $attachment{$name} = [[KLASS_OBJECT, @_]]; |
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345 | } |
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346 | |
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347 | sub register_map_attachment { |
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348 | my $name = shift; |
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349 | |
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350 | $attachment{$name} = [[KLASS_MAP, @_]]; |
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351 | } |
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352 | |
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353 | our $override; |
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354 | our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals? |
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355 | |
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356 | sub override { |
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357 | $override = 1; |
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358 | @invoke_results = (); |
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359 | } |
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360 | |
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361 | sub do_invoke { |
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362 | my $event = shift; |
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363 | my $callbacks = shift; |
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364 | |
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365 | @invoke_results = (); |
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366 | |
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367 | local $override; |
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368 | |
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369 | for (@$callbacks) { |
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370 | eval { &{$_->[1]} }; |
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371 | |
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372 | if ($@) { |
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373 | warn "$@"; |
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374 | warn "... while processing $EVENT[$event][0] event, skipping processing altogether.\n"; |
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375 | override; |
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376 | } |
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377 | |
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378 | return 1 if $override; |
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379 | } |
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380 | |
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381 | 0 |
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382 | } |
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383 | |
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384 | ############################################################################# |
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385 | # object support |
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386 | |
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387 | sub instantiate { |
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388 | my ($obj, $data) = @_; |
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389 | |
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390 | $data = from_json $data; |
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391 | |
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392 | for (@$data) { |
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393 | my ($name, $args) = @$_; |
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394 | |
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395 | $obj->attach ($name, %{$args || {} }); |
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396 | } |
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397 | } |
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398 | |
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399 | # basically do the same as instantiate, without calling instantiate |
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400 | sub reattach { |
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401 | my ($obj) = @_; |
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402 | my $registry = $obj->registry; |
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403 | |
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404 | @$registry = (); |
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405 | |
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406 | delete $obj->{_attachment} unless scalar keys %{ $obj->{_attachment} || {} }; |
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407 | |
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408 | for my $name (keys %{ $obj->{_attachment} || {} }) { |
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409 | if (my $attach = $attachment{$name}) { |
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410 | for (@$attach) { |
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411 | my ($klass, @attach) = @$_; |
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412 | _attach @$registry, $klass, @attach; |
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413 | } |
|
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414 | } else { |
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415 | warn "object uses attachment '$name' that is not available, postponing.\n"; |
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416 | } |
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417 | } |
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418 | } |
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419 | |
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420 | sub object_freezer_save { |
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421 | my ($filename, $objs) = @_; |
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422 | |
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423 | if (@$objs) { |
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424 | open my $fh, ">:raw", "$filename.pst~"; |
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425 | syswrite $fh, Storable::nfreeze { version => 1, objs => $objs }; |
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426 | close $fh; |
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427 | chmod SAVE_MODE, "$filename.pst~"; |
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428 | rename "$filename.pst~", "$filename.pst"; |
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429 | } else { |
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430 | unlink "$filename.pst"; |
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431 | } |
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432 | |
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433 | chmod SAVE_MODE, "$filename~"; |
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434 | rename "$filename~", $filename; |
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435 | } |
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436 | |
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437 | sub object_thawer_load { |
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438 | my ($filename) = @_; |
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439 | |
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440 | open my $fh, "<:raw:perlio", "$filename.pst" |
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441 | or return; |
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442 | |
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443 | eval { local $/; (Storable::thaw <$fh>)->{objs} } |
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444 | } |
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445 | |
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446 | attach_to_objects |
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447 | prio => -1000000, |
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448 | on_clone => sub { |
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449 | my ($src, $dst) = @_; |
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450 | |
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451 | @{$dst->registry} = @{$src->registry}; |
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452 | |
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453 | %$dst = %$src; |
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454 | |
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455 | %{$dst->{_attachment}} = %{$src->{_attachment}} |
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456 | if exists $src->{_attachment}; |
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457 | }, |
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458 | ; |
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459 | |
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460 | ############################################################################# |
|
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461 | # old plug-in events |
|
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462 | |
79 | sub inject_event { |
463 | sub inject_event { |
80 | my $extension = shift; |
464 | my $extension = shift; |
81 | my $event_code = shift; |
465 | my $event_code = shift; |
82 | |
466 | |
83 | my $cb = $hook[$event_code]{$extension} |
467 | my $cb = $hook[$event_code]{$extension} |
… | |
… | |
125 | } |
509 | } |
126 | |
510 | |
127 | sub register { |
511 | sub register { |
128 | my ($base, $pkg) = @_; |
512 | my ($base, $pkg) = @_; |
129 | |
513 | |
130 | for my $idx (0 .. $#EVENT) { |
514 | #TODO |
131 | if (my $ref = $pkg->can ("on_$EVENT[$idx]")) { |
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132 | #warn "registering $EVENT[$idx] hook to '$pkg'\n"; |
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133 | $hook[$idx]{$base} = $ref; |
|
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134 | } |
|
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135 | } |
|
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136 | } |
515 | } |
137 | |
516 | |
138 | sub load_extension { |
517 | sub load_extension { |
139 | my ($path) = @_; |
518 | my ($path) = @_; |
140 | |
519 | |
141 | $path =~ /([^\/\\]+)\.ext$/ or die "$path"; |
520 | $path =~ /([^\/\\]+)\.ext$/ or die "$path"; |
142 | my $base = $1; |
521 | my $base = $1; |
143 | my $pkg = $1; |
522 | my $pkg = $1; |
144 | $pkg =~ s/[^[:word:]]/_/g; |
523 | $pkg =~ s/[^[:word:]]/_/g; |
145 | $pkg = "cf::ext::$pkg"; |
524 | $pkg = "ext::$pkg"; |
146 | |
525 | |
147 | warn "loading '$path' into '$pkg'\n"; |
526 | warn "loading '$path' into '$pkg'\n"; |
148 | |
527 | |
149 | open my $fh, "<:utf8", $path |
528 | open my $fh, "<:utf8", $path |
150 | or die "$path: $!"; |
529 | or die "$path: $!"; |
… | |
… | |
160 | |
539 | |
161 | push @exts, $pkg; |
540 | push @exts, $pkg; |
162 | $ext_pkg{$base} = $pkg; |
541 | $ext_pkg{$base} = $pkg; |
163 | |
542 | |
164 | # no strict 'refs'; |
543 | # no strict 'refs'; |
165 | # @{"$pkg\::ISA"} = cf::ext::; |
544 | # @{"$pkg\::ISA"} = ext::; |
166 | |
545 | |
167 | register $base, $pkg; |
546 | register $base, $pkg; |
168 | } |
547 | } |
169 | |
548 | |
170 | sub unload_extension { |
549 | sub unload_extension { |
171 | my ($pkg) = @_; |
550 | my ($pkg) = @_; |
172 | |
551 | |
173 | warn "removing extension $pkg\n"; |
552 | warn "removing extension $pkg\n"; |
174 | |
553 | |
175 | if (my $cb = $pkg->can ("on_unload")) { |
|
|
176 | $cb->($pkg); |
|
|
177 | } |
|
|
178 | |
|
|
179 | # remove hooks |
554 | # remove hooks |
|
|
555 | #TODO |
180 | for my $idx (0 .. $#EVENT) { |
556 | # for my $idx (0 .. $#PLUGIN_EVENT) { |
181 | delete $hook[$idx]{$pkg}; |
557 | # delete $hook[$idx]{$pkg}; |
182 | } |
558 | # } |
183 | |
559 | |
184 | # remove commands |
560 | # remove commands |
185 | for my $name (keys %command) { |
561 | for my $name (keys %command) { |
186 | my @cb = grep $_->[2] ne $pkg, @{ $command{$name} }; |
562 | my @cb = grep $_->[2] ne $pkg, @{ $command{$name} }; |
187 | |
563 | |
… | |
… | |
197 | # remove extcmds |
573 | # remove extcmds |
198 | for my $name (grep $extcmd{$_}[1] eq $pkg, keys %extcmd) { |
574 | for my $name (grep $extcmd{$_}[1] eq $pkg, keys %extcmd) { |
199 | delete $extcmd{$name}; |
575 | delete $extcmd{$name}; |
200 | } |
576 | } |
201 | |
577 | |
|
|
578 | if (my $cb = $pkg->can ("unload")) { |
|
|
579 | eval { |
|
|
580 | $cb->($pkg); |
|
|
581 | 1 |
|
|
582 | } or warn "$pkg unloaded, but with errors: $@"; |
|
|
583 | } |
|
|
584 | |
202 | Symbol::delete_package $pkg; |
585 | Symbol::delete_package $pkg; |
203 | } |
586 | } |
204 | |
587 | |
205 | sub load_extensions { |
588 | sub load_extensions { |
206 | my $LIBDIR = maps_directory "perl"; |
589 | my $LIBDIR = maps_directory "perl"; |
… | |
… | |
212 | 1 |
595 | 1 |
213 | } or warn "$ext not loaded: $@"; |
596 | } or warn "$ext not loaded: $@"; |
214 | } |
597 | } |
215 | } |
598 | } |
216 | |
599 | |
|
|
600 | sub _perl_reload(&) { |
|
|
601 | my ($msg) = @_; |
|
|
602 | |
|
|
603 | $msg->("reloading..."); |
|
|
604 | |
|
|
605 | eval { |
|
|
606 | # 1. cancel all watchers |
|
|
607 | $_->cancel for Event::all_watchers; |
|
|
608 | |
|
|
609 | # 2. unload all extensions |
|
|
610 | for (@exts) { |
|
|
611 | $msg->("unloading <$_>"); |
|
|
612 | unload_extension $_; |
|
|
613 | } |
|
|
614 | |
|
|
615 | # 3. unload all modules loaded from $LIBDIR |
|
|
616 | while (my ($k, $v) = each %INC) { |
|
|
617 | next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; |
|
|
618 | |
|
|
619 | $msg->("removing <$k>"); |
|
|
620 | delete $INC{$k}; |
|
|
621 | |
|
|
622 | $k =~ s/\.pm$//; |
|
|
623 | $k =~ s/\//::/g; |
|
|
624 | |
|
|
625 | if (my $cb = $k->can ("unload_module")) { |
|
|
626 | $cb->(); |
|
|
627 | } |
|
|
628 | |
|
|
629 | Symbol::delete_package $k; |
|
|
630 | } |
|
|
631 | |
|
|
632 | # 4. get rid of safe::, as good as possible |
|
|
633 | Symbol::delete_package "safe::$_" |
|
|
634 | for qw(cf::object cf::object::player cf::player cf::map cf::party cf::region); |
|
|
635 | |
|
|
636 | # 5. remove register_script_function callbacks |
|
|
637 | # TODO |
|
|
638 | |
|
|
639 | # 6. unload cf.pm "a bit" |
|
|
640 | delete $INC{"cf.pm"}; |
|
|
641 | |
|
|
642 | # don't, removes xs symbols, too, |
|
|
643 | # and global variables created in xs |
|
|
644 | #Symbol::delete_package __PACKAGE__; |
|
|
645 | |
|
|
646 | # 7. reload cf.pm |
|
|
647 | $msg->("reloading cf.pm"); |
|
|
648 | require cf; |
|
|
649 | }; |
|
|
650 | $msg->($@) if $@; |
|
|
651 | |
|
|
652 | $msg->("reloaded"); |
|
|
653 | }; |
|
|
654 | |
|
|
655 | sub perl_reload() { |
|
|
656 | _perl_reload { |
|
|
657 | warn $_[0]; |
|
|
658 | print "$_[0]\n"; |
|
|
659 | }; |
|
|
660 | } |
|
|
661 | |
217 | register_command "perl-reload", 0, sub { |
662 | register_command "perl-reload", 0, sub { |
218 | my ($who, $arg) = @_; |
663 | my ($who, $arg) = @_; |
219 | |
664 | |
220 | if ($who->flag (FLAG_WIZ)) { |
665 | if ($who->flag (FLAG_WIZ)) { |
221 | $who->message ("reloading..."); |
666 | _perl_reload { |
222 | |
667 | warn $_[0]; |
223 | warn "reloading...\n"; |
668 | $who->message ($_[0]); |
224 | eval { |
|
|
225 | $_->cancel for Event::all_watchers; |
|
|
226 | |
|
|
227 | unload_extension $_ for @exts; |
|
|
228 | delete $INC{"cf.pm"}; |
|
|
229 | |
|
|
230 | # don't, removes xs symbols, too |
|
|
231 | #Symbol::delete_package __PACKAGE__; |
|
|
232 | |
|
|
233 | require cf; |
|
|
234 | }; |
669 | }; |
235 | warn $@ if $@; |
|
|
236 | $who->message ($@) if $@; |
|
|
237 | warn "reloaded\n"; |
|
|
238 | |
|
|
239 | $who->message ("reloaded"); |
|
|
240 | } else { |
|
|
241 | $who->message ("Intruder Alert!"); |
|
|
242 | } |
670 | } |
243 | }; |
671 | }; |
244 | |
672 | |
245 | ############################################################################# |
673 | ############################################################################# |
246 | # extcmd framework, basically convert ext <id> <pkg> arg1 args |
674 | # extcmd framework, basically convert ext <msg> |
247 | # into pkg::->on_extcmd_arg1 (...) while shortcutting a few |
675 | # into pkg::->on_extcmd_arg1 (...) while shortcutting a few |
248 | |
676 | |
249 | sub on_extcmd { |
677 | attach_to_players |
|
|
678 | on_extcmd => sub { |
250 | my ($pl, $buf) = @_; |
679 | my ($pl, $buf) = @_; |
251 | |
680 | |
252 | my ($type) = $buf =~ s/^(\S+) // ? $1 : ""; |
681 | my $msg = eval { from_json $buf }; |
253 | |
682 | |
254 | $extcmd{$type}[0]->($pl, $buf) |
683 | if (ref $msg) { |
255 | if $extcmd{$type}; |
684 | if (my $cb = $extcmd{$msg->{msgtype}}) { |
256 | } |
685 | if (my %reply = $cb->[0]->($pl, $msg)) { |
|
|
686 | $pl->ext_reply ($msg->{msgid}, %reply); |
|
|
687 | } |
|
|
688 | } |
|
|
689 | } else { |
|
|
690 | warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; |
|
|
691 | } |
|
|
692 | |
|
|
693 | cf::override; |
|
|
694 | }, |
|
|
695 | ; |
257 | |
696 | |
258 | ############################################################################# |
697 | ############################################################################# |
259 | # load/save/clean perl data associated with a map |
698 | # load/save/clean perl data associated with a map |
260 | |
699 | |
261 | *on_mapclean = sub { |
700 | *cf::mapsupport::on_clean = sub { |
262 | my ($map) = @_; |
701 | my ($map) = @_; |
263 | |
702 | |
264 | my $path = $map->tmpname; |
703 | my $path = $map->tmpname; |
265 | defined $path or return; |
704 | defined $path or return; |
266 | |
705 | |
267 | unlink "$path.cfperl"; |
706 | unlink "$path.pst"; |
268 | }; |
707 | }; |
269 | |
708 | |
270 | *on_mapin = |
709 | # old style persistent data, TODO: remove #d# |
271 | *on_mapload = sub { |
710 | *cf::mapsupport::on_swapin = |
|
|
711 | *cf::mapsupport::on_load = sub { |
272 | my ($map) = @_; |
712 | my ($map) = @_; |
273 | |
713 | |
274 | my $path = $map->tmpname; |
714 | my $path = $map->tmpname; |
275 | $path = $map->path unless defined $path; |
715 | $path = $map->path unless defined $path; |
276 | |
716 | |
… | |
… | |
281 | |
721 | |
282 | $data->{version} <= 1 |
722 | $data->{version} <= 1 |
283 | or return; # too new |
723 | or return; # too new |
284 | |
724 | |
285 | $map->_set_obs ($data->{obs}); |
725 | $map->_set_obs ($data->{obs}); |
|
|
726 | $map->invoke (EVENT_MAP_UPGRADE); |
286 | }; |
727 | }; |
287 | |
728 | |
288 | *on_mapout = sub { |
729 | attach_to_maps prio => -10000, package => cf::mapsupport::; |
289 | my ($map) = @_; |
|
|
290 | |
730 | |
291 | my $path = $map->tmpname; |
731 | ############################################################################# |
292 | $path = $map->path unless defined $path; |
732 | # load/save perl data associated with player->ob objects |
293 | |
733 | |
294 | my $obs = $map->_get_obs; |
734 | sub all_objects(@) { |
|
|
735 | @_, map all_objects ($_->inv), @_ |
|
|
736 | } |
295 | |
737 | |
296 | if (defined $obs) { |
738 | attach_to_players |
297 | open my $fh, ">:raw", "$path.cfperl" |
739 | on_load => sub { |
298 | or die "$path.cfperl: $!"; |
740 | my ($pl, $path) = @_; |
299 | |
741 | |
300 | stat $path; |
742 | for my $o (all_objects $pl->ob) { |
|
|
743 | if (my $value = $o->get_ob_key_value ("_perl_data")) { |
|
|
744 | $o->set_ob_key_value ("_perl_data"); |
301 | |
745 | |
302 | print $fh Storable::nfreeze { |
746 | %$o = %{ Storable::thaw pack "H*", $value }; |
303 | size => (stat _)[7], |
747 | } |
304 | time => (stat _)[9], |
|
|
305 | version => 1, |
|
|
306 | obs => $obs, |
|
|
307 | }; |
748 | } |
|
|
749 | }, |
|
|
750 | ; |
308 | |
751 | |
309 | chmod SAVE_MODE, "$path.cfperl"; # very racy, but cf-compatible *g* |
752 | ############################################################################# |
|
|
753 | # core extensions - in perl |
|
|
754 | |
|
|
755 | =item cf::player::exists $login |
|
|
756 | |
|
|
757 | Returns true when the given account exists. |
|
|
758 | |
|
|
759 | =cut |
|
|
760 | |
|
|
761 | sub cf::player::exists($) { |
|
|
762 | cf::player::find $_[0] |
|
|
763 | or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2; |
|
|
764 | } |
|
|
765 | |
|
|
766 | =item $player->reply ($npc, $msg[, $flags]) |
|
|
767 | |
|
|
768 | Sends a message to the player, as if the npc C<$npc> replied. C<$npc> |
|
|
769 | can be C<undef>. Does the right thing when the player is currently in a |
|
|
770 | dialogue with the given NPC character. |
|
|
771 | |
|
|
772 | =cut |
|
|
773 | |
|
|
774 | # rough implementation of a future "reply" method that works |
|
|
775 | # with dialog boxes. |
|
|
776 | sub cf::object::player::reply($$$;$) { |
|
|
777 | my ($self, $npc, $msg, $flags) = @_; |
|
|
778 | |
|
|
779 | $flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4; |
|
|
780 | |
|
|
781 | if ($self->{record_replies}) { |
|
|
782 | push @{ $self->{record_replies} }, [$npc, $msg, $flags]; |
310 | } else { |
783 | } else { |
311 | unlink "$path.cfperl"; |
784 | $msg = $npc->name . " says: $msg" if $npc; |
|
|
785 | $self->message ($msg, $flags); |
312 | } |
786 | } |
313 | }; |
787 | } |
314 | |
788 | |
315 | ############################################################################# |
789 | =item $player->ext_reply ($msgid, $msgtype, %msg) |
316 | # load/save perl data associated with player->ob objects |
|
|
317 | |
790 | |
318 | *on_player_load = sub { |
791 | Sends an ext reply to the player. |
|
|
792 | |
|
|
793 | =cut |
|
|
794 | |
|
|
795 | sub cf::player::ext_reply($$$%) { |
|
|
796 | my ($self, $id, %msg) = @_; |
|
|
797 | |
|
|
798 | $msg{msgid} = $id; |
|
|
799 | |
|
|
800 | $self->send ("ext " . to_json \%msg); |
|
|
801 | } |
|
|
802 | |
|
|
803 | ############################################################################# |
|
|
804 | # map scripting support |
|
|
805 | |
|
|
806 | our $safe = new Safe "safe"; |
|
|
807 | our $safe_hole = new Safe::Hole; |
|
|
808 | |
|
|
809 | $SIG{FPE} = 'IGNORE'; |
|
|
810 | |
|
|
811 | $safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time)); |
|
|
812 | |
|
|
813 | # here we export the classes and methods available to script code |
|
|
814 | |
|
|
815 | for ( |
|
|
816 | ["cf::object" => qw(contr pay_amount pay_player)], |
|
|
817 | ["cf::object::player" => qw(player)], |
|
|
818 | ["cf::player" => qw(peaceful)], |
|
|
819 | ) { |
|
|
820 | no strict 'refs'; |
|
|
821 | my ($pkg, @funs) = @$_; |
|
|
822 | *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) |
|
|
823 | for @funs; |
|
|
824 | } |
|
|
825 | |
|
|
826 | sub safe_eval($;@) { |
319 | my ($ob, $path) = @_; |
827 | my ($code, %vars) = @_; |
320 | |
828 | |
321 | if (open my $fh, "<:raw", "$path.cfperl") { |
829 | my $qcode = $code; |
|
|
830 | $qcode =~ s/"/‟/g; # not allowed in #line filenames |
|
|
831 | $qcode =~ s/\n/\\n/g; |
322 | |
832 | |
323 | #d##TODO#remove |
833 | local $_; |
|
|
834 | local @safe::cf::_safe_eval_args = values %vars; |
324 | |
835 | |
325 | my $data = Storable::thaw do { local $/; <$fh> }; |
836 | my $eval = |
326 | |
837 | "do {\n" |
327 | $data->{version} <= 1 |
838 | . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n" |
328 | or return; # too new |
839 | . "#line 0 \"{$qcode}\"\n" |
329 | |
840 | . $code |
330 | %$ob = %{$data->{ob}}; |
841 | . "\n}" |
331 | return; |
|
|
332 | } |
842 | ; |
333 | |
843 | |
334 | for my $o ($ob, $ob->inv) { |
844 | sub_generation_inc; |
335 | if (my $value = $o->get_ob_key_value ("_perl_data")) { |
845 | my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval); |
336 | $o->set_ob_key_value ("_perl_data"); |
846 | sub_generation_inc; |
337 | |
847 | |
338 | %$o = %{ Storable::thaw pack "H*", $value }; |
848 | if ($@) { |
339 | } |
849 | warn "$@"; |
|
|
850 | warn "while executing safe code '$code'\n"; |
|
|
851 | warn "with arguments " . (join " ", %vars) . "\n"; |
340 | } |
852 | } |
341 | }; |
|
|
342 | |
853 | |
343 | *on_player_save = sub { |
854 | wantarray ? @res : $res[0] |
344 | my ($ob, $path) = @_; |
855 | } |
345 | |
856 | |
346 | $_->set_ob_key_value (_perl_data => unpack "H*", Storable::nfreeze $_) |
857 | sub register_script_function { |
347 | for grep %$_, $ob, $ob->inv; |
858 | my ($fun, $cb) = @_; |
348 | |
859 | |
349 | unlink "$path.cfperl";#d##TODO#remove |
860 | no strict 'refs'; |
350 | }; |
861 | *{"safe::$fun"} = $safe_hole->wrap ($cb); |
|
|
862 | } |
|
|
863 | |
|
|
864 | ############################################################################# |
|
|
865 | # the server's main() |
|
|
866 | |
|
|
867 | sub main { |
|
|
868 | Event::loop; |
|
|
869 | } |
|
|
870 | |
|
|
871 | ############################################################################# |
|
|
872 | # initialisation |
351 | |
873 | |
352 | register "<global>", __PACKAGE__; |
874 | register "<global>", __PACKAGE__; |
353 | |
875 | |
354 | unshift @INC, maps_directory "perl"; |
876 | unshift @INC, $LIBDIR; |
355 | |
877 | |
356 | load_extensions; |
878 | load_extensions; |
357 | |
879 | |
|
|
880 | $TICK_WATCHER = Event->timer ( |
|
|
881 | prio => 1, |
|
|
882 | at => $NEXT_TICK || 1, |
|
|
883 | cb => sub { |
|
|
884 | cf::server_tick; # one server iteration |
|
|
885 | |
|
|
886 | my $NOW = Event::time; |
|
|
887 | $NEXT_TICK += $TICK; |
|
|
888 | |
|
|
889 | # if we are delayed by four ticks, skip them all |
|
|
890 | $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4; |
|
|
891 | |
|
|
892 | $TICK_WATCHER->at ($NEXT_TICK); |
|
|
893 | $TICK_WATCHER->start; |
|
|
894 | }, |
|
|
895 | ); |
|
|
896 | |
|
|
897 | _reload_2; |
|
|
898 | |
358 | 1 |
899 | 1 |
359 | |
900 | |