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; |
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9 | |
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10 | use Time::HiRes; |
6 | use Event; |
11 | use Event; |
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12 | $Event::Eval = 1; # no idea why this is required, but it is |
7 | |
13 | |
8 | use strict; |
14 | use strict; |
9 | |
15 | |
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16 | _reload_1; |
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17 | |
10 | our %COMMAND; |
18 | our %COMMAND = (); |
11 | our @EVENT; |
19 | our @EVENT; |
12 | our %PROP_TYPE; |
20 | our %PROP_TYPE; |
13 | 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; |
14 | |
27 | |
15 | BEGIN { |
28 | BEGIN { |
16 | @EVENT = map lc, @EVENT; |
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17 | |
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18 | *CORE::GLOBAL::warn = sub { |
29 | *CORE::GLOBAL::warn = sub { |
19 | my $msg = join "", @_; |
30 | my $msg = join "", @_; |
20 | $msg .= "\n" |
31 | $msg .= "\n" |
21 | unless $msg =~ /\n$/; |
32 | unless $msg =~ /\n$/; |
22 | |
33 | |
… | |
… | |
57 | prop_gen PLAYER_PROP => "cf::object::player"; |
68 | prop_gen PLAYER_PROP => "cf::object::player"; |
58 | |
69 | |
59 | prop_gen MAP_PROP => "cf::map"; |
70 | prop_gen MAP_PROP => "cf::map"; |
60 | prop_gen ARCH_PROP => "cf::arch"; |
71 | prop_gen ARCH_PROP => "cf::arch"; |
61 | |
72 | |
62 | # guessed hierarchies |
73 | @safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; |
63 | |
74 | |
64 | @cf::object::player::ISA = 'cf::object'; |
75 | # we bless all objects into (empty) derived classes to force a method lookup |
65 | @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 | } |
66 | |
81 | |
67 | $Event::DIED = sub { |
82 | $Event::DIED = sub { |
68 | warn "error in event callback: @_"; |
83 | warn "error in event callback: @_"; |
69 | }; |
84 | }; |
70 | |
85 | |
… | |
… | |
72 | my @exts; |
87 | my @exts; |
73 | my @hook; |
88 | my @hook; |
74 | my %command; |
89 | my %command; |
75 | my %extcmd; |
90 | my %extcmd; |
76 | |
91 | |
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92 | ############################################################################# |
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93 | # utility functions |
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94 | |
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95 | use JSON::Syck (); # TODO# replace by JSON::PC once working |
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96 | |
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97 | sub from_json($) { |
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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 | =head3 EVENTS AND OBJECT ATTACHMENTS |
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111 | |
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112 | =over 4 |
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113 | |
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114 | =item $object->attach ($attachment, key => $value...) |
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115 | |
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116 | =item $object->detach ($attachment) |
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117 | |
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118 | Attach/detach a pre-registered attachment to an object. |
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119 | |
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120 | =item $player->attach ($attachment, key => $value...) |
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121 | |
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122 | =item $player->detach ($attachment) |
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123 | |
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124 | Attach/detach a pre-registered attachment to a player. |
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125 | |
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126 | =item $map->attach ($attachment, key => $value...) |
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127 | |
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128 | =item $map->detach ($attachment) |
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129 | |
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130 | Attach/detach a pre-registered attachment to a map. |
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131 | |
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132 | =item $bool = $object->attached ($name) |
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133 | |
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134 | =item $bool = $player->attached ($name) |
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135 | |
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136 | =item $bool = $map->attached ($name) |
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137 | |
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138 | Checks wether the named attachment is currently attached to the object. |
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139 | |
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140 | =item cf::attach_global ... |
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141 | |
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142 | Attach handlers for global events. |
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143 | |
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144 | This and all following C<attach_*>-functions expect any number of the |
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145 | following handler/hook descriptions: |
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146 | |
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147 | =over 4 |
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148 | |
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149 | =item prio => $number |
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150 | |
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151 | Set the priority for all following handlers/hooks (unless overwritten |
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152 | by another C<prio> setting). Lower priority handlers get executed |
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153 | earlier. The default priority is C<0>, and many built-in handlers are |
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154 | registered at priority C<-1000>, so lower priorities should not be used |
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155 | unless you know what you are doing. |
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156 | |
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157 | =item on_I<event> => \&cb |
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158 | |
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159 | Call the given code reference whenever the named event happens (event is |
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160 | something like C<instantiate>, C<apply>, C<use_skill> and so on, and which |
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161 | handlers are recognised generally depends on the type of object these |
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162 | handlers attach to). |
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163 | |
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164 | See F<include/eventinc.h> for the full list of events supported, and their |
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165 | class. |
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166 | |
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167 | =item package => package:: |
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168 | |
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169 | Look for sub functions of the name C<< on_I<event> >> in the given |
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170 | package and register them. Only handlers for eevents supported by the |
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171 | object/class are recognised. |
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172 | |
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173 | =back |
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174 | |
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175 | =item cf::attach_to_type $object_type, $subtype, ... |
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176 | |
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177 | Attach handlers for a specific object type (e.g. TRANSPORT) and |
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178 | subtype. If C<$subtype> is zero or undef, matches all objects of the given |
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179 | type. |
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180 | |
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181 | =item cf::attach_to_objects ... |
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182 | |
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183 | Attach handlers to all objects. Do not use this except for debugging or |
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184 | very rare events, as handlers are (obviously) called for I<all> objects in |
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185 | the game. |
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186 | |
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187 | =item cf::attach_to_players ... |
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188 | |
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189 | Attach handlers to all players. |
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190 | |
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191 | =item cf::attach_to_maps ... |
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192 | |
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193 | Attach handlers to all maps. |
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194 | |
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195 | =item cf:register_attachment $name, ... |
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196 | |
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197 | Register an attachment by name through which objects can refer to this |
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198 | attachment. |
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199 | |
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200 | =item cf:register_player_attachment $name, ... |
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201 | |
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202 | Register an attachment by name through which players can refer to this |
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203 | attachment. |
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204 | |
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205 | =item cf:register_map_attachment $name, ... |
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206 | |
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207 | Register an attachment by name through which maps can refer to this |
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208 | attachment. |
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209 | |
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210 | =cut |
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211 | |
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212 | # the following variables are defined in .xs and must not be re-created |
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213 | our @CB_GLOBAL = (); # registry for all global events |
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214 | our @CB_OBJECT = (); # all objects (should not be used except in emergency) |
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215 | our @CB_PLAYER = (); |
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216 | our @CB_TYPE = (); # registry for type (cf-object class) based events |
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217 | our @CB_MAP = (); |
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218 | |
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219 | my %attachment; |
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220 | |
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221 | sub _attach_cb($\%$$$) { |
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222 | my ($registry, $undo, $event, $prio, $cb) = @_; |
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223 | |
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224 | use sort 'stable'; |
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225 | |
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226 | $cb = [$prio, $cb]; |
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227 | |
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228 | @{$registry->[$event]} = sort |
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229 | { $a->[0] cmp $b->[0] } |
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230 | @{$registry->[$event] || []}, $cb; |
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231 | |
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232 | push @{$undo->{cb}}, [$event, $cb]; |
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233 | } |
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234 | |
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235 | # attach handles attaching event callbacks |
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236 | # the only thing the caller has to do is pass the correct |
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237 | # registry (== where the callback attaches to). |
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238 | sub _attach(\@$@) { |
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239 | my ($registry, $klass, @arg) = @_; |
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240 | |
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241 | my $prio = 0; |
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242 | |
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243 | my %undo = ( |
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244 | registry => $registry, |
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245 | cb => [], |
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246 | ); |
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247 | |
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248 | my %cb_id = map +("on_" . lc $EVENT[$_][0], $_) , grep $EVENT[$_][1] == $klass, 0 .. $#EVENT; |
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249 | |
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250 | while (@arg) { |
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251 | my $type = shift @arg; |
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252 | |
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253 | if ($type eq "prio") { |
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254 | $prio = shift @arg; |
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255 | |
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256 | } elsif ($type eq "package") { |
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257 | my $pkg = shift @arg; |
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258 | |
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259 | while (my ($name, $id) = each %cb_id) { |
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260 | if (my $cb = $pkg->can ($name)) { |
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261 | _attach_cb $registry, %undo, $id, $prio, $cb; |
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262 | } |
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263 | } |
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264 | |
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265 | } elsif (exists $cb_id{$type}) { |
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266 | _attach_cb $registry, %undo, $cb_id{$type}, $prio, shift @arg; |
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267 | |
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268 | } elsif (ref $type) { |
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269 | warn "attaching objects not supported, ignoring.\n"; |
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270 | |
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271 | } else { |
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272 | shift @arg; |
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273 | warn "attach argument '$type' not supported, ignoring.\n"; |
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274 | } |
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275 | } |
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276 | |
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277 | \%undo |
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278 | } |
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279 | |
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280 | sub _attach_attachment { |
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281 | my ($obj, $name, %arg) = @_; |
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282 | |
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283 | return if exists $obj->{_attachment}{$name}; |
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284 | |
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285 | my $res; |
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286 | |
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287 | if (my $attach = $attachment{$name}) { |
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288 | my $registry = $obj->registry; |
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289 | |
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290 | for (@$attach) { |
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291 | my ($klass, @attach) = @$_; |
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292 | $res = _attach @$registry, $klass, @attach; |
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293 | } |
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294 | |
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295 | $obj->{$name} = \%arg; |
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296 | } else { |
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297 | warn "object uses attachment '$name' that is not available, postponing.\n"; |
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298 | } |
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299 | |
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300 | $obj->{_attachment}{$name} = undef; |
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301 | |
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302 | $res->{attachment} = $name; |
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303 | $res |
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304 | } |
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305 | |
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306 | *cf::object::attach = |
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307 | *cf::player::attach = |
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308 | *cf::map::attach = sub { |
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309 | my ($obj, $name, %arg) = @_; |
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310 | |
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311 | _attach_attachment $obj, $name, %arg; |
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312 | }; |
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313 | |
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314 | # all those should be optimised |
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315 | *cf::object::detach = |
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316 | *cf::player::detach = |
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317 | *cf::map::detach = sub { |
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318 | my ($obj, $name) = @_; |
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319 | |
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320 | delete $obj->{_attachment}{$name}; |
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321 | reattach ($obj); |
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322 | }; |
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323 | |
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324 | *cf::object::attached = |
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325 | *cf::player::attached = |
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326 | *cf::map::attached = sub { |
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327 | my ($obj, $name) = @_; |
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328 | |
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329 | exists $obj->{_attachment}{$name} |
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330 | }; |
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331 | |
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332 | sub attach_global { |
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333 | _attach @CB_GLOBAL, KLASS_GLOBAL, @_ |
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334 | } |
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335 | |
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336 | sub attach_to_type { |
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337 | my $type = shift; |
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338 | my $subtype = shift; |
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339 | |
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340 | _attach @{$CB_TYPE[$type + $subtype * NUM_SUBTYPES]}, KLASS_OBJECT, @_ |
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341 | } |
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342 | |
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343 | sub attach_to_objects { |
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344 | _attach @CB_OBJECT, KLASS_OBJECT, @_ |
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345 | } |
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346 | |
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347 | sub attach_to_players { |
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348 | _attach @CB_PLAYER, KLASS_PLAYER, @_ |
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349 | } |
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350 | |
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351 | sub attach_to_maps { |
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352 | _attach @CB_MAP, KLASS_MAP, @_ |
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353 | } |
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354 | |
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355 | sub register_attachment { |
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356 | my $name = shift; |
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357 | |
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358 | $attachment{$name} = [[KLASS_OBJECT, @_]]; |
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359 | } |
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360 | |
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361 | sub register_player_attachment { |
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362 | my $name = shift; |
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363 | |
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364 | $attachment{$name} = [[KLASS_PLAYER, @_]]; |
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365 | } |
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366 | |
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367 | sub register_map_attachment { |
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368 | my $name = shift; |
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369 | |
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370 | $attachment{$name} = [[KLASS_MAP, @_]]; |
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371 | } |
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372 | |
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373 | our $override; |
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374 | our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals? |
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375 | |
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376 | sub override { |
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377 | $override = 1; |
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378 | @invoke_results = (); |
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379 | } |
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380 | |
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381 | sub do_invoke { |
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382 | my $event = shift; |
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383 | my $callbacks = shift; |
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384 | |
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385 | @invoke_results = (); |
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386 | |
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387 | local $override; |
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388 | |
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389 | for (@$callbacks) { |
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390 | eval { &{$_->[1]} }; |
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391 | |
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392 | if ($@) { |
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393 | warn "$@"; |
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394 | warn "... while processing $EVENT[$event][0] event, skipping processing altogether.\n"; |
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395 | override; |
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396 | } |
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397 | |
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398 | return 1 if $override; |
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399 | } |
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400 | |
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401 | 0 |
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402 | } |
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403 | |
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404 | =item $bool = cf::invoke EVENT_GLOBAL_XXX, ... |
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405 | |
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406 | =item $bool = $object->invoke (EVENT_OBJECT_XXX, ...) |
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407 | |
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408 | =item $bool = $player->invoke (EVENT_PLAYER_XXX, ...) |
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409 | |
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410 | =item $bool = $map->invoke (EVENT_MAP_XXX, ...) |
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411 | |
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412 | Generate a global/object/player/map-specific event with the given arguments. |
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413 | |
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414 | This API is preliminary (most likely, the EVENT_KLASS_xxx prefix will be |
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415 | removed in future versions), and there is no public API to access override |
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416 | results (if you must, access C<@cf::invoke_results> directly). |
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417 | |
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418 | =back |
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419 | |
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420 | =head2 methods valid for all pointers |
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421 | |
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422 | =over 4 |
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423 | |
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424 | =item $object->valid |
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425 | |
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426 | =item $player->valid |
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427 | |
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428 | =item $map->valid |
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429 | |
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430 | Just because you have a perl object does not mean that the corresponding |
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431 | C-level object still exists. If you try to access an object that has no |
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432 | valid C counterpart anymore you get an exception at runtime. This method |
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433 | can be used to test for existence of the C object part without causing an |
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434 | exception. |
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435 | |
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436 | =back |
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437 | |
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438 | =cut |
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439 | |
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440 | *cf::object::valid = |
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441 | *cf::player::valid = |
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442 | *cf::map::valid = \&cf::_valid; |
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443 | |
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444 | ############################################################################# |
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445 | # object support |
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446 | |
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447 | sub instantiate { |
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448 | my ($obj, $data) = @_; |
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449 | |
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450 | $data = from_json $data; |
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451 | |
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452 | for (@$data) { |
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453 | my ($name, $args) = @$_; |
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454 | |
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455 | $obj->attach ($name, %{$args || {} }); |
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456 | } |
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457 | } |
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458 | |
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459 | # basically do the same as instantiate, without calling instantiate |
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460 | sub reattach { |
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461 | my ($obj) = @_; |
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462 | my $registry = $obj->registry; |
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463 | |
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464 | @$registry = (); |
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465 | |
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466 | delete $obj->{_attachment} unless scalar keys %{ $obj->{_attachment} || {} }; |
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467 | |
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468 | for my $name (keys %{ $obj->{_attachment} || {} }) { |
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469 | if (my $attach = $attachment{$name}) { |
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470 | for (@$attach) { |
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471 | my ($klass, @attach) = @$_; |
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472 | _attach @$registry, $klass, @attach; |
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473 | } |
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474 | } else { |
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475 | warn "object uses attachment '$name' that is not available, postponing.\n"; |
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476 | } |
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477 | } |
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478 | } |
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479 | |
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480 | sub object_freezer_save { |
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481 | my ($filename, $objs) = @_; |
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482 | |
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483 | if (@$objs) { |
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484 | open my $fh, ">:raw", "$filename.pst~"; |
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485 | syswrite $fh, Storable::nfreeze { version => 1, objs => $objs }; |
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486 | close $fh; |
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487 | chmod SAVE_MODE, "$filename.pst~"; |
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488 | rename "$filename.pst~", "$filename.pst"; |
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489 | } else { |
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490 | unlink "$filename.pst"; |
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491 | } |
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492 | |
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493 | chmod SAVE_MODE, "$filename~"; |
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494 | rename "$filename~", $filename; |
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495 | } |
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496 | |
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497 | sub object_thawer_load { |
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498 | my ($filename) = @_; |
|
|
499 | |
|
|
500 | open my $fh, "<:raw:perlio", "$filename.pst" |
|
|
501 | or return; |
|
|
502 | |
|
|
503 | eval { local $/; (Storable::thaw <$fh>)->{objs} } |
|
|
504 | } |
|
|
505 | |
|
|
506 | attach_to_objects |
|
|
507 | prio => -1000000, |
|
|
508 | on_clone => sub { |
|
|
509 | my ($src, $dst) = @_; |
|
|
510 | |
|
|
511 | @{$dst->registry} = @{$src->registry}; |
|
|
512 | |
|
|
513 | %$dst = %$src; |
|
|
514 | |
|
|
515 | %{$dst->{_attachment}} = %{$src->{_attachment}} |
|
|
516 | if exists $src->{_attachment}; |
|
|
517 | }, |
|
|
518 | ; |
|
|
519 | |
|
|
520 | ############################################################################# |
|
|
521 | # old plug-in events |
|
|
522 | |
77 | sub inject_event { |
523 | sub inject_event { |
78 | my $extension = shift; |
524 | my $extension = shift; |
79 | my $event_code = shift; |
525 | my $event_code = shift; |
80 | |
526 | |
81 | my $cb = $hook[$event_code]{$extension} |
527 | my $cb = $hook[$event_code]{$extension} |
… | |
… | |
123 | } |
569 | } |
124 | |
570 | |
125 | sub register { |
571 | sub register { |
126 | my ($base, $pkg) = @_; |
572 | my ($base, $pkg) = @_; |
127 | |
573 | |
128 | for my $idx (0 .. $#EVENT) { |
574 | #TODO |
129 | if (my $ref = $pkg->can ("on_$EVENT[$idx]")) { |
|
|
130 | #warn "registering $EVENT[$idx] hook to '$pkg'\n"; |
|
|
131 | $hook[$idx]{$base} = $ref; |
|
|
132 | } |
|
|
133 | } |
|
|
134 | } |
575 | } |
135 | |
576 | |
136 | sub load_extension { |
577 | sub load_extension { |
137 | my ($path) = @_; |
578 | my ($path) = @_; |
138 | |
579 | |
139 | $path =~ /([^\/\\]+)\.ext$/ or die "$path"; |
580 | $path =~ /([^\/\\]+)\.ext$/ or die "$path"; |
140 | my $base = $1; |
581 | my $base = $1; |
141 | my $pkg = $1; |
582 | my $pkg = $1; |
142 | $pkg =~ s/[^[:word:]]/_/g; |
583 | $pkg =~ s/[^[:word:]]/_/g; |
143 | $pkg = "cf::ext::$pkg"; |
584 | $pkg = "ext::$pkg"; |
144 | |
585 | |
145 | warn "loading '$path' into '$pkg'\n"; |
586 | warn "loading '$path' into '$pkg'\n"; |
146 | |
587 | |
147 | open my $fh, "<:utf8", $path |
588 | open my $fh, "<:utf8", $path |
148 | or die "$path: $!"; |
589 | or die "$path: $!"; |
… | |
… | |
158 | |
599 | |
159 | push @exts, $pkg; |
600 | push @exts, $pkg; |
160 | $ext_pkg{$base} = $pkg; |
601 | $ext_pkg{$base} = $pkg; |
161 | |
602 | |
162 | # no strict 'refs'; |
603 | # no strict 'refs'; |
163 | # @{"$pkg\::ISA"} = cf::ext::; |
604 | # @{"$pkg\::ISA"} = ext::; |
164 | |
605 | |
165 | register $base, $pkg; |
606 | register $base, $pkg; |
166 | } |
607 | } |
167 | |
608 | |
168 | sub unload_extension { |
609 | sub unload_extension { |
169 | my ($pkg) = @_; |
610 | my ($pkg) = @_; |
170 | |
611 | |
171 | warn "removing extension $pkg\n"; |
612 | warn "removing extension $pkg\n"; |
172 | |
613 | |
173 | # remove hooks |
614 | # remove hooks |
|
|
615 | #TODO |
174 | for my $idx (0 .. $#EVENT) { |
616 | # for my $idx (0 .. $#PLUGIN_EVENT) { |
175 | delete $hook[$idx]{$pkg}; |
617 | # delete $hook[$idx]{$pkg}; |
176 | } |
618 | # } |
177 | |
619 | |
178 | # remove commands |
620 | # remove commands |
179 | for my $name (keys %command) { |
621 | for my $name (keys %command) { |
180 | my @cb = grep $_->[2] ne $pkg, @{ $command{$name} }; |
622 | my @cb = grep $_->[2] ne $pkg, @{ $command{$name} }; |
181 | |
623 | |
… | |
… | |
191 | # remove extcmds |
633 | # remove extcmds |
192 | for my $name (grep $extcmd{$_}[1] eq $pkg, keys %extcmd) { |
634 | for my $name (grep $extcmd{$_}[1] eq $pkg, keys %extcmd) { |
193 | delete $extcmd{$name}; |
635 | delete $extcmd{$name}; |
194 | } |
636 | } |
195 | |
637 | |
|
|
638 | if (my $cb = $pkg->can ("unload")) { |
|
|
639 | eval { |
|
|
640 | $cb->($pkg); |
|
|
641 | 1 |
|
|
642 | } or warn "$pkg unloaded, but with errors: $@"; |
|
|
643 | } |
|
|
644 | |
196 | Symbol::delete_package $pkg; |
645 | Symbol::delete_package $pkg; |
197 | } |
646 | } |
198 | |
647 | |
199 | sub load_extensions { |
648 | sub load_extensions { |
200 | my $LIBDIR = maps_directory "perl"; |
649 | my $LIBDIR = maps_directory "perl"; |
… | |
… | |
206 | 1 |
655 | 1 |
207 | } or warn "$ext not loaded: $@"; |
656 | } or warn "$ext not loaded: $@"; |
208 | } |
657 | } |
209 | } |
658 | } |
210 | |
659 | |
|
|
660 | sub _perl_reload(&) { |
|
|
661 | my ($msg) = @_; |
|
|
662 | |
|
|
663 | $msg->("reloading..."); |
|
|
664 | |
|
|
665 | eval { |
|
|
666 | # 1. cancel all watchers |
|
|
667 | $_->cancel for Event::all_watchers; |
|
|
668 | |
|
|
669 | # 2. unload all extensions |
|
|
670 | for (@exts) { |
|
|
671 | $msg->("unloading <$_>"); |
|
|
672 | unload_extension $_; |
|
|
673 | } |
|
|
674 | |
|
|
675 | # 3. unload all modules loaded from $LIBDIR |
|
|
676 | while (my ($k, $v) = each %INC) { |
|
|
677 | next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; |
|
|
678 | |
|
|
679 | $msg->("removing <$k>"); |
|
|
680 | delete $INC{$k}; |
|
|
681 | |
|
|
682 | $k =~ s/\.pm$//; |
|
|
683 | $k =~ s/\//::/g; |
|
|
684 | |
|
|
685 | if (my $cb = $k->can ("unload_module")) { |
|
|
686 | $cb->(); |
|
|
687 | } |
|
|
688 | |
|
|
689 | Symbol::delete_package $k; |
|
|
690 | } |
|
|
691 | |
|
|
692 | # 4. get rid of safe::, as good as possible |
|
|
693 | Symbol::delete_package "safe::$_" |
|
|
694 | for qw(cf::object cf::object::player cf::player cf::map cf::party cf::region); |
|
|
695 | |
|
|
696 | # 5. remove register_script_function callbacks |
|
|
697 | # TODO |
|
|
698 | |
|
|
699 | # 6. unload cf.pm "a bit" |
|
|
700 | delete $INC{"cf.pm"}; |
|
|
701 | |
|
|
702 | # don't, removes xs symbols, too, |
|
|
703 | # and global variables created in xs |
|
|
704 | #Symbol::delete_package __PACKAGE__; |
|
|
705 | |
|
|
706 | # 7. reload cf.pm |
|
|
707 | $msg->("reloading cf.pm"); |
|
|
708 | require cf; |
|
|
709 | }; |
|
|
710 | $msg->($@) if $@; |
|
|
711 | |
|
|
712 | $msg->("reloaded"); |
|
|
713 | }; |
|
|
714 | |
|
|
715 | sub perl_reload() { |
|
|
716 | _perl_reload { |
|
|
717 | warn $_[0]; |
|
|
718 | print "$_[0]\n"; |
|
|
719 | }; |
|
|
720 | } |
|
|
721 | |
211 | register_command "perl-reload", 0, sub { |
722 | register_command "perl-reload", 0, sub { |
212 | my ($who, $arg) = @_; |
723 | my ($who, $arg) = @_; |
213 | |
724 | |
214 | if ($who->flag (FLAG_WIZ)) { |
725 | if ($who->flag (FLAG_WIZ)) { |
215 | $who->message ("reloading..."); |
726 | _perl_reload { |
216 | |
727 | warn $_[0]; |
217 | warn "reloading...\n"; |
728 | $who->message ($_[0]); |
218 | eval { |
|
|
219 | unload_extension $_ for @exts; |
|
|
220 | delete $INC{"cf.pm"}; |
|
|
221 | |
|
|
222 | # don't, removes xs symbols, too |
|
|
223 | #Symbol::delete_package $pkg; |
|
|
224 | |
|
|
225 | require cf; |
|
|
226 | }; |
729 | }; |
227 | warn $@ if $@; |
|
|
228 | $who->message ($@) if $@; |
|
|
229 | warn "reloaded\n"; |
|
|
230 | |
|
|
231 | $who->message ("reloaded"); |
|
|
232 | } else { |
|
|
233 | $who->message ("Intruder Alert!"); |
|
|
234 | } |
730 | } |
235 | }; |
731 | }; |
236 | |
732 | |
237 | ############################################################################# |
733 | ############################################################################# |
238 | # extcmd framework, basically convert ext <id> <pkg> arg1 args |
734 | # extcmd framework, basically convert ext <msg> |
239 | # into pkg::->on_extcmd_arg1 (...) while shortcutting a few |
735 | # into pkg::->on_extcmd_arg1 (...) while shortcutting a few |
240 | |
736 | |
241 | sub on_extcmd { |
737 | attach_to_players |
|
|
738 | on_extcmd => sub { |
242 | my ($pl, $buf) = @_; |
739 | my ($pl, $buf) = @_; |
243 | |
740 | |
244 | my ($type) = $buf =~ s/^(\S+) // ? $1 : ""; |
741 | my $msg = eval { from_json $buf }; |
245 | |
742 | |
246 | $extcmd{$type}[0]->($pl, $buf) |
743 | if (ref $msg) { |
247 | if $extcmd{$type}; |
744 | if (my $cb = $extcmd{$msg->{msgtype}}) { |
248 | } |
745 | if (my %reply = $cb->[0]->($pl, $msg)) { |
|
|
746 | $pl->ext_reply ($msg->{msgid}, %reply); |
|
|
747 | } |
|
|
748 | } |
|
|
749 | } else { |
|
|
750 | warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; |
|
|
751 | } |
|
|
752 | |
|
|
753 | cf::override; |
|
|
754 | }, |
|
|
755 | ; |
249 | |
756 | |
250 | ############################################################################# |
757 | ############################################################################# |
251 | # load/save/clean perl data associated with a map |
758 | # load/save/clean perl data associated with a map |
252 | |
759 | |
253 | *on_mapclean = sub { |
760 | *cf::mapsupport::on_clean = sub { |
254 | my ($map) = @_; |
761 | my ($map) = @_; |
255 | |
762 | |
256 | my $path = $map->tmpname; |
763 | my $path = $map->tmpname; |
257 | defined $path or return; |
764 | defined $path or return; |
258 | |
765 | |
259 | unlink "$path.cfperl"; |
766 | unlink "$path.pst"; |
260 | }; |
767 | }; |
261 | |
768 | |
262 | *on_mapin = |
769 | # old style persistent data, TODO: remove #d# |
263 | *on_mapload = sub { |
770 | *cf::mapsupport::on_swapin = sub { |
264 | my ($map) = @_; |
771 | my ($map) = @_; |
265 | |
772 | |
266 | my $path = $map->tmpname; |
773 | my $path = $map->tmpname; |
267 | $path = $map->path unless defined $path; |
774 | $path = $map->path unless defined $path; |
268 | |
775 | |
|
|
776 | warn "$path.cfperl\n";#d# |
|
|
777 | |
269 | open my $fh, "<:raw", "$path.cfperl" |
778 | open my $fh, "<:raw", "$path.cfperl" |
270 | or return; # no perl data |
779 | or return; # no perl data |
271 | |
780 | |
272 | my $data = Storable::thaw do { local $/; <$fh> }; |
781 | my $data = Storable::thaw do { local $/; <$fh> }; |
273 | |
782 | |
274 | $data->{version} <= 1 |
783 | $data->{version} <= 1 |
275 | or return; # too new |
784 | or return; # too new |
276 | |
785 | |
277 | $map->_set_obs ($data->{obs}); |
786 | $map->_set_obs ($data->{obs}); |
|
|
787 | $map->invoke (EVENT_MAP_UPGRADE); |
278 | }; |
788 | }; |
279 | |
789 | |
280 | *on_mapout = sub { |
790 | attach_to_maps prio => -10000, package => cf::mapsupport::; |
281 | my ($map) = @_; |
|
|
282 | |
791 | |
283 | my $path = $map->tmpname; |
792 | ############################################################################# |
284 | $path = $map->path unless defined $path; |
793 | # load/save perl data associated with player->ob objects |
285 | |
794 | |
286 | my $obs = $map->_get_obs; |
795 | sub all_objects(@) { |
|
|
796 | @_, map all_objects ($_->inv), @_ |
|
|
797 | } |
287 | |
798 | |
288 | if (defined $obs) { |
799 | attach_to_players |
289 | open my $fh, ">:raw", "$path.cfperl" |
800 | on_load => sub { |
290 | or die "$path.cfperl: $!"; |
801 | my ($pl, $path) = @_; |
291 | |
802 | |
292 | stat $path; |
803 | for my $o (all_objects $pl->ob) { |
|
|
804 | if (my $value = $o->get_ob_key_value ("_perl_data")) { |
|
|
805 | $o->set_ob_key_value ("_perl_data"); |
293 | |
806 | |
294 | print $fh Storable::nfreeze { |
807 | %$o = %{ Storable::thaw pack "H*", $value }; |
295 | size => (stat _)[7], |
808 | } |
296 | time => (stat _)[9], |
|
|
297 | version => 1, |
|
|
298 | obs => $obs, |
|
|
299 | }; |
809 | } |
|
|
810 | }, |
|
|
811 | ; |
300 | |
812 | |
301 | chmod SAVE_MODE, "$path.cfperl"; # very racy, but cf-compatible *g* |
813 | ############################################################################# |
|
|
814 | # core extensions - in perl |
|
|
815 | |
|
|
816 | =item cf::player::exists $login |
|
|
817 | |
|
|
818 | Returns true when the given account exists. |
|
|
819 | |
|
|
820 | =cut |
|
|
821 | |
|
|
822 | sub cf::player::exists($) { |
|
|
823 | cf::player::find $_[0] |
|
|
824 | or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2; |
|
|
825 | } |
|
|
826 | |
|
|
827 | =item $player->reply ($npc, $msg[, $flags]) |
|
|
828 | |
|
|
829 | Sends a message to the player, as if the npc C<$npc> replied. C<$npc> |
|
|
830 | can be C<undef>. Does the right thing when the player is currently in a |
|
|
831 | dialogue with the given NPC character. |
|
|
832 | |
|
|
833 | =cut |
|
|
834 | |
|
|
835 | # rough implementation of a future "reply" method that works |
|
|
836 | # with dialog boxes. |
|
|
837 | sub cf::object::player::reply($$$;$) { |
|
|
838 | my ($self, $npc, $msg, $flags) = @_; |
|
|
839 | |
|
|
840 | $flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4; |
|
|
841 | |
|
|
842 | if ($self->{record_replies}) { |
|
|
843 | push @{ $self->{record_replies} }, [$npc, $msg, $flags]; |
302 | } else { |
844 | } else { |
303 | unlink "$path.cfperl"; |
845 | $msg = $npc->name . " says: $msg" if $npc; |
|
|
846 | $self->message ($msg, $flags); |
304 | } |
847 | } |
305 | }; |
848 | } |
306 | |
849 | |
307 | ############################################################################# |
850 | =item $player->ext_reply ($msgid, $msgtype, %msg) |
308 | # load/save perl data associated with player->ob objects |
|
|
309 | |
851 | |
310 | *on_player_load = sub { |
852 | Sends an ext reply to the player. |
|
|
853 | |
|
|
854 | =cut |
|
|
855 | |
|
|
856 | sub cf::player::ext_reply($$$%) { |
|
|
857 | my ($self, $id, %msg) = @_; |
|
|
858 | |
|
|
859 | $msg{msgid} = $id; |
|
|
860 | |
|
|
861 | $self->send ("ext " . to_json \%msg); |
|
|
862 | } |
|
|
863 | |
|
|
864 | ############################################################################# |
|
|
865 | # map scripting support |
|
|
866 | |
|
|
867 | our $safe = new Safe "safe"; |
|
|
868 | our $safe_hole = new Safe::Hole; |
|
|
869 | |
|
|
870 | $SIG{FPE} = 'IGNORE'; |
|
|
871 | |
|
|
872 | $safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time)); |
|
|
873 | |
|
|
874 | # here we export the classes and methods available to script code |
|
|
875 | |
|
|
876 | for ( |
|
|
877 | ["cf::object" => qw(contr pay_amount pay_player)], |
|
|
878 | ["cf::object::player" => qw(player)], |
|
|
879 | ["cf::player" => qw(peaceful)], |
|
|
880 | ) { |
|
|
881 | no strict 'refs'; |
|
|
882 | my ($pkg, @funs) = @$_; |
|
|
883 | *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) |
|
|
884 | for @funs; |
|
|
885 | } |
|
|
886 | |
|
|
887 | sub safe_eval($;@) { |
311 | my ($ob, $path) = @_; |
888 | my ($code, %vars) = @_; |
312 | |
889 | |
313 | if (open my $fh, "<:raw", "$path.cfperl") { |
890 | my $qcode = $code; |
|
|
891 | $qcode =~ s/"/‟/g; # not allowed in #line filenames |
|
|
892 | $qcode =~ s/\n/\\n/g; |
314 | |
893 | |
315 | #d##TODO#remove |
894 | local $_; |
|
|
895 | local @safe::cf::_safe_eval_args = values %vars; |
316 | |
896 | |
317 | my $data = Storable::thaw do { local $/; <$fh> }; |
897 | my $eval = |
318 | |
898 | "do {\n" |
319 | $data->{version} <= 1 |
899 | . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n" |
320 | or return; # too new |
900 | . "#line 0 \"{$qcode}\"\n" |
321 | |
901 | . $code |
322 | %$ob = %{$data->{ob}}; |
902 | . "\n}" |
323 | return; |
|
|
324 | } |
903 | ; |
325 | |
904 | |
326 | for my $o ($ob, $ob->inv) { |
905 | sub_generation_inc; |
327 | if (my $value = $o->get_ob_key_value ("_perl_data")) { |
906 | my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval); |
328 | $o->set_ob_key_value ("_perl_data"); |
907 | sub_generation_inc; |
329 | |
908 | |
330 | %$o = %{ Storable::thaw pack "H*", $value }; |
909 | if ($@) { |
331 | } |
910 | warn "$@"; |
|
|
911 | warn "while executing safe code '$code'\n"; |
|
|
912 | warn "with arguments " . (join " ", %vars) . "\n"; |
332 | } |
913 | } |
333 | }; |
|
|
334 | |
914 | |
335 | *on_player_save = sub { |
915 | wantarray ? @res : $res[0] |
336 | my ($ob, $path) = @_; |
916 | } |
337 | |
917 | |
338 | $_->set_ob_key_value (_perl_data => unpack "H*", Storable::nfreeze $_) |
918 | sub register_script_function { |
339 | for grep %$_, $ob, $ob->inv; |
919 | my ($fun, $cb) = @_; |
340 | |
920 | |
341 | unlink "$path.cfperl";#d##TODO#remove |
921 | no strict 'refs'; |
342 | }; |
922 | *{"safe::$fun"} = $safe_hole->wrap ($cb); |
|
|
923 | } |
|
|
924 | |
|
|
925 | ############################################################################# |
|
|
926 | # the server's main() |
|
|
927 | |
|
|
928 | sub main { |
|
|
929 | Event::loop; |
|
|
930 | } |
|
|
931 | |
|
|
932 | ############################################################################# |
|
|
933 | # initialisation |
343 | |
934 | |
344 | register "<global>", __PACKAGE__; |
935 | register "<global>", __PACKAGE__; |
345 | |
936 | |
346 | unshift @INC, maps_directory "perl"; |
937 | unshift @INC, $LIBDIR; |
347 | |
938 | |
348 | load_extensions; |
939 | load_extensions; |
349 | |
940 | |
|
|
941 | $TICK_WATCHER = Event->timer ( |
|
|
942 | prio => 1, |
|
|
943 | at => $NEXT_TICK || 1, |
|
|
944 | cb => sub { |
|
|
945 | cf::server_tick; # one server iteration |
|
|
946 | |
|
|
947 | my $NOW = Event::time; |
|
|
948 | $NEXT_TICK += $TICK; |
|
|
949 | |
|
|
950 | # if we are delayed by four ticks, skip them all |
|
|
951 | $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4; |
|
|
952 | |
|
|
953 | $TICK_WATCHER->at ($NEXT_TICK); |
|
|
954 | $TICK_WATCHER->start; |
|
|
955 | }, |
|
|
956 | ); |
|
|
957 | |
|
|
958 | _reload_2; |
|
|
959 | |
350 | 1 |
960 | 1 |
351 | |
961 | |