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| 3 | # additional support for cfplus client |
3 | # additional support for cfplus client |
| 4 | |
4 | |
| 5 | use NPC_Dialogue; |
5 | use NPC_Dialogue; |
| 6 | |
6 | |
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7 | =head1 CF+ protocol extensions |
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8 | |
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9 | This module implements protocol extensions for use by the CF+ client, but |
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10 | can be used by other clients as well. It uses the C<extcmd> mechanism |
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11 | exclusively. |
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12 | |
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13 | =over 4 |
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14 | |
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15 | =item ... = extcmd cfplus_support { version => $client_version } |
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16 | |
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17 | Registers the client the the server. the client should send the highest |
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18 | version of the protocol it supports itself, and the server returns the |
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19 | highest version of the protocol it supports in the C<version> key itself. |
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20 | |
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21 | =cut |
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22 | |
| 7 | cf::register_extcmd cfplus_support => sub { |
23 | cf::register_extcmd cfplus_support => sub { |
| 8 | my ($pl, $data) = @_; |
24 | my ($pl, $msg) = @_; |
| 9 | |
25 | |
| 10 | my ($token, $client_version) = split / /, $data, 2; |
26 | # $msg->{version} |
| 11 | |
27 | |
| 12 | $pl->send ("ext $token 1"); |
28 | (version => 2) |
| 13 | }; |
29 | }; |
| 14 | |
30 | |
| 15 | my %dialog; # currently active dialogs |
31 | my %dialog; # currently active dialogs |
| 16 | |
32 | |
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33 | my $timer = Event->timer (interval => 0.2, parked => 1, cb => sub { |
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34 | while (my ($id, $dialog) = each %dialog) { |
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35 | my (undef, $dx, $dy) = $dialog->{ob}->rangevector ($dialog->{npc}); |
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36 | next if (abs $dx) <= 2 && (abs $dy) <= 2; |
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37 | |
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38 | $dialog->{ob}->contr->ext_reply ($id => msgtype => "error", msg => "out of range"); |
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39 | delete $dialog{$id}; |
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40 | } |
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41 | |
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42 | $_[0]->w->stop unless keys %dialog; |
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43 | }); |
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44 | |
| 17 | sub dialog_tell { |
45 | sub dialog_tell { |
| 18 | my ($token, $dialog, $msg) = @_; |
46 | my ($id, $dialog, $msg) = @_; |
| 19 | |
47 | |
| 20 | my $pl = $dialog->{ob}->contr; |
48 | my $pl = $dialog->{ob}->contr; |
| 21 | my ($reply, @kw) = $dialog->tell ($msg); |
49 | my ($reply, @kw) = $dialog->tell ($msg); |
| 22 | $reply = "..." unless $reply; |
50 | $reply = "..." unless $reply; |
| 23 | $pl->send ("ext $token msg " . join "\x00", $reply, @kw); |
51 | |
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52 | $pl->ext_reply ($id => msgtype => "reply", msg => $reply, add_topics => \@kw); |
| 24 | } |
53 | } |
| 25 | |
54 | |
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55 | =item ... = extcmd lookat { dx => $dx, dy => $dy } |
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56 | |
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57 | "Looks at" the mapspace displaced (dx|dy) relative to the player |
| 26 | # return "interesting" information about the given tile |
58 | and returns "interesting" information about it. |
| 27 | # currently only returns the npc_dialog title when a dialog is possible |
59 | |
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60 | Keys it can return include: |
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61 | |
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62 | npc_dialog => $name |
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63 | There is an npc or other object that can "talk" to the player. |
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64 | |
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65 | =cut |
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66 | |
| 28 | cf::register_extcmd lookat => sub { |
67 | cf::register_extcmd lookat => sub { |
| 29 | my ($pl, $data) = @_; |
68 | my ($pl, $msg) = @_; |
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69 | my ($dx, $dy) = @$msg{qw(dx dy)}; |
| 30 | |
70 | |
| 31 | my ($token, $dx, $dy) = split / /, $data; |
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| 32 | my $near = (abs $dx) <= 2 && (abs $dy) <= 2; |
71 | my $near = (abs $dx) <= 2 && (abs $dy) <= 2; |
| 33 | |
72 | |
| 34 | my %res; |
73 | my %res; |
| 35 | |
74 | |
| 36 | if ($pl->cell_visible ($dx, $dy)) { |
75 | if ($pl->cell_visible ($dx, $dy)) { |
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| 38 | $res{npc_dialog} = $ob->name |
77 | $res{npc_dialog} = $ob->name |
| 39 | if $near && NPC_Dialogue::has_dialogue $ob; |
78 | if $near && NPC_Dialogue::has_dialogue $ob; |
| 40 | } |
79 | } |
| 41 | } |
80 | } |
| 42 | |
81 | |
| 43 | $pl->send ("ext $token " . join "\x00", %res); |
82 | %res |
| 44 | }; |
83 | }; |
| 45 | |
84 | |
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85 | =item ... = extcmd npc_dialog_begin { msgid => $id, dx => $dx, dy => $dy } |
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86 | |
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87 | Tries to start a dialogue with the mapspace specified by $dx and $dy (see |
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88 | C<extcmd lookat>). The $msgid will be used as a handle for all future |
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89 | messages related to this dialog interaction. |
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90 | |
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91 | It either replies with an error reply or starts a dialog by telling |
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92 | the npc "hi" and returning a reply strcuture as with C<extcmd |
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93 | npc_dialog_tell>. |
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94 | |
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95 | =cut |
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96 | |
| 46 | cf::register_extcmd npc_dialog_begin => sub { |
97 | cf::register_extcmd npc_dialog_begin => sub { |
| 47 | my ($pl, $data) = @_; |
98 | my ($pl, $msg) = @_; |
| 48 | |
99 | my ($id, $dx, $dy) = @$msg{qw(msgid dx dy)}; |
| 49 | my ($token, $dx, $dy) = split / /, $data; |
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| 50 | |
100 | |
| 51 | return unless (abs $dx) <= 2 && (abs $dy) <= 2; |
101 | return unless (abs $dx) <= 2 && (abs $dy) <= 2; |
| 52 | return unless $pl->cell_visible ($dx, $dy); |
102 | return unless $pl->cell_visible ($dx, $dy); |
| 53 | |
103 | |
| 54 | for my $npc ($pl->ob->map->at ($pl->ob->x + $dx, $pl->ob->y + $dy)) { |
104 | for my $npc ($pl->ob->map->at ($pl->ob->x + $dx, $pl->ob->y + $dy)) { |
| 55 | if (NPC_Dialogue::has_dialogue $npc) { |
105 | if (NPC_Dialogue::has_dialogue $npc) { |
| 56 | $dialog{$token} = new NPC_Dialogue ob => $pl->ob, npc => $npc; |
106 | $dialog{$id} = new NPC_Dialogue ob => $pl->ob, npc => $npc; |
| 57 | dialog_tell $token, $dialog{$token}, "hi"; |
107 | dialog_tell $id, $dialog{$id}, "hi"; |
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108 | $timer->start; |
| 58 | return; |
109 | return; |
| 59 | } |
110 | } |
| 60 | } |
111 | } |
| 61 | |
112 | |
| 62 | $pl->send ("ext $token error"); |
113 | (msgtype => "error", msg => "nothing to talk to found") |
| 63 | }; |
114 | }; |
| 64 | |
115 | |
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116 | =item ... = extcmd npc_dialog_tell { msgid => $id, msg => $text } |
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117 | |
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118 | Tells the NPC the given $text message and returns a reply structure which |
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119 | can have the following keys: |
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120 | |
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121 | msgtype => "reply" |
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122 | msg => $reply_text, |
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123 | add_topics => [additional topic strings] |
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124 | del_topics => [invalidated topic strings] |
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125 | |
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126 | =cut |
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127 | |
| 65 | cf::register_extcmd npc_dialog_tell => sub { |
128 | cf::register_extcmd npc_dialog_tell => sub { |
| 66 | my ($pl, $data) = @_; |
129 | my ($pl, $msg) = @_; |
| 67 | |
130 | |
| 68 | my ($token, $msg) = split / /, $data, 2; |
131 | dialog_tell $msg->{msgid}, $dialog{$msg->{msgid}}, $msg->{msg} |
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132 | if $dialog{$msg->{msgid}}; |
| 69 | |
133 | |
| 70 | dialog_tell $token, $dialog{$token}, $msg |
134 | () |
| 71 | if $dialog{$token}; |
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| 72 | }; |
135 | }; |
| 73 | |
136 | |
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137 | =item extcmd npc_dialog_end { msgid => $id } |
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138 | |
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139 | Finishes the dialog, invalidating the handle. |
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140 | |
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141 | =cut |
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142 | |
| 74 | cf::register_extcmd npc_dialog_end => sub { |
143 | cf::register_extcmd npc_dialog_end => sub { |
| 75 | my ($pl, $token) = @_; |
144 | my ($pl, $msg) = @_; |
| 76 | |
145 | |
| 77 | delete $dialog{$token}; |
146 | delete $dialog{$msg->{msgid}}; |
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147 | |
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148 | () |
| 78 | }; |
149 | }; |
| 79 | |
150 | |
| 80 | sub on_logout { |
151 | cf::attach_to_players |
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152 | on_logout => sub { |
| 81 | my ($pl, $host) = @_; |
153 | my ($pl) = @_; |
| 82 | |
154 | |
| 83 | delete $dialog{$_} for grep $pl->ob == $dialog{$_}{ob}, keys %dialog; |
155 | delete $dialog{$_} for grep $pl->ob == $dialog{$_}{ob}, keys %dialog; |
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156 | }, |
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157 | ; |
| 84 | |
158 | |
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159 | cf::register_extcmd editor_support => sub { |
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160 | my ($pl, $msg) = @_; |
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161 | |
| 85 | 0 |
162 | ( |
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163 | cvs_root => $cf::CFG{editor_cvs_root}, |
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164 | upload => $cf::CFG{editor_upload}, |
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165 | ) |
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166 | }; |
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167 | |
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168 | sub unload { |
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169 | while (my ($id, $dialog) = each %dialog) { |
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170 | $dialog->{ob}->contr->ext_reply ($id => msgtype => "error", msg => "npc dialogue module was reloaded"); |
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171 | } |
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172 | |
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173 | %dialog = (); |
| 86 | } |
174 | } |
| 87 | |
175 | |
| 88 | sub on_clock { |
176 | =back |
| 89 | return 0 unless %dialog; |
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| 90 | |
177 | |
| 91 | while (my ($token, $dialog) = each %dialog) { |
178 | =cut |
| 92 | my (undef, $dx, $dy) = $dialog->{ob}->rangevector ($dialog->{npc}); |
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| 93 | next if (abs $dx) <= 2 && (abs $dy) <= 2; |
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| 94 | |
179 | |
| 95 | $dialog->{ob}->contr->send ("ext $token out_of_range"); |
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| 96 | delete $dialog{$token}; |
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| 97 | } |
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| 98 | |
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| 99 | 0 |
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| 100 | } |
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| 101 | |
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