+++ /dev/null
-/* src/server/god_commands.c
- *
- * This file is part of PlomRogue. PlomRogue is licensed under the GPL version 3
- * or any later version. For details on its copyright, license, and warranties,
- * see the file NOTICE in the root directory of the PlomRogue source package.
- */
-
-#include "god_commands.h"
-#include <stddef.h> /* NULL */
-#include <stdint.h> /* uint8_t */
-#include <stdlib.h> /* atoi(), free() */
-#include <string.h> /* strcmp(), memset(), memcpy() */
-#include <unistd.h> /* F_OK, access(), unlink() */
-#include "../common/parse_file.h" /* err_line(), parse_val(), parsetest_int() */
-#include "../common/rexit.h" /* exit_trouble() */
-#include "../common/try_malloc.h" /* try_malloc() */
-#include "cleanup.h" /* unset_cleanup_flag() */
-#include "field_of_view.h" /* build_fov_map(), update_map_memory() */
-#include "hardcoded_strings.h" /* s */
-#include "init.h" /* remake_world() */
-#include "map.h" /* init_empty_map(), remake_map() */
-#include "thing_actions.h" /* ThingAction, actor_wait(), actor_move(),
- * actor_use(), actor_pickup(), actor_drop()
- */
-#include "things.h" /* Thing, ThingType, add_thing(), get_thing(), own_thing(),
- * free_things(), add_thing_to_memory_map(),get_thing_type(),
- * get_player()
- */
-#include "world.h" /* world */
-
-
-
-/* Parse/apply god command in "tok0"/tok1" to manipulate a ThingType*/
-static uint8_t parse_thingtype_manipulation(char * tok0, char * tok1);
-
-/* If "name" fits "ta"->name, set "ta"->func to "func". (Derives ThingAction
- * .func from .name for set_members().
- */
-static uint8_t try_func_name(struct ThingAction * ta, char * name,
- void (* func) (struct Thing *));
-
-/* Parse/apply god command in "tok0"/"tok1" to manipulate a ThingAction. */
-static uint8_t parse_thingaction_manipulation(char * tok0, char * tok1);
-
-/* Parse/apply god command in "tok0"/"tok1" oo setting "t"'s thing type. */
-static uint8_t parse_thing_type(char * tok0, char * tok1, struct Thing * t);
-
-/* Parse/apply god command in "tok0"/"tok1" on setting up thing "t". */
-static uint8_t parse_thing_command(char * tok0, char * tok1, struct Thing * t);
-
-/* Parse/apply god command in "tok0"/"tok1" on positioning a thing "t". */
-static uint8_t parse_position(char* tok0, char * tok1, struct Thing * t);
-
-/* Parse/apply god command in "tok0"/"tok1" on "t" owning another thing. */
-static uint8_t parse_carry(char * tok0, char * tok1, struct Thing * t);
-
-/* Parse/apply god command in "tok0"/"tok1" to manipulate a Thing. */
-static uint8_t parse_thing_manipulation_1arg(char * tok0, char * tok1);
-
-/* Performs parse_world_active()'s world activation legality tests. */
-static uint8_t world_may_be_set_active();
-
-/* Unlink worldstate file if it exists. */
-static void remove_worldstate_file();
-
-/* Parse/apply god command in "tok0"/"tok1" on toggling world.exists. Unset if
- * argument is 0 and unlink worldstate file, but only set it on positive
- * argument if it is not already set and a thing action of name S_CMD_WAIT, a
- * player thing and a map are defined. On setting it, rebuild all FOVs.
- */
-static uint8_t parse_world_active(char * tok0, char * tok1);
-
-/* Parse/apply god command in "tok0"/"tok1" to reset world.map.length. On
- * re-set, set world.exists to 0, remove all things and free world.map.cells
- */
-static uint8_t set_map_length(char * tok0, char * tok1);
-
-
-
-/* Thing, ThingType or ThingAction selected to be manipulated. */
-static struct Thing * t = NULL;
-static struct ThingType * tt = NULL;
-static struct ThingAction * ta = NULL;
-
-
-
-static uint8_t parse_thingtype_manipulation(char * tok0, char * tok1)
-{
- if (!tt &&
- ( !strcmp(tok0, s[S_CMD_TT_CONSUM]) || !strcmp(tok0, s[S_CMD_TT_SYMB])
- || !strcmp(tok0, s[S_CMD_TT_STARTN]) || !strcmp(tok0, s[S_CMD_TT_NAME])
- || !strcmp(tok0, s[S_CMD_TT_CORPS]) || !strcmp(tok0, s[S_CMD_TT_HP])
- || !strcmp(tok0, s[S_CMD_TT_PROL])))
- {
- return err_line(1, "No thing type defined to manipulate yet.");
- }
- int16_t id;
- if ( parse_val(tok0,tok1,s[S_CMD_TT_CONSUM],'u',(char *) &tt->consumable)
- || parse_val(tok0,tok1,s[S_CMD_TT_HP],'8',(char *) &tt->lifepoints)
- || parse_val(tok0,tok1,s[S_CMD_TT_STARTN],'8',(char *) &tt->start_n)
- || parse_val(tok0,tok1,s[S_CMD_TT_SYMB],'c',(char *) &tt->char_on_map)
- || parse_val(tok0,tok1,s[S_CMD_TT_PROL],'8',(char *) &tt->proliferate)
- || parse_val(tok0,tok1,s[S_CMD_TT_NAME],'s',(char *) &tt->name))
- {
- ;
- }
- else if (parse_val(tok0, tok1, s[S_CMD_TT_CORPS],'8',(char *)&id))
- {
- if (!get_thing_type(id))
- {
- return err_line(1, "Corpse ID belongs to no known thing type.");
- }
- tt->corpse_id = id;
- }
- else if (parse_val(tok0, tok1, s[S_CMD_TT_ID], 'i', (char *) &id))
- {
- tt = get_thing_type(id);
- if (!tt)
- {
- tt = add_thing_type(id);
- }
- }
- else
- {
- return 0;
- }
- return 1;
-}
-
-
-
-static uint8_t try_func_name(struct ThingAction * ta, char * name,
- void (* func) (struct Thing *))
-{
- if (0 == strcmp(ta->name, name))
- {
- ta->func = func;
- return 1;
- }
- return 0;
-}
-
-
-
-static uint8_t parse_thingaction_manipulation(char * tok0, char * tok1)
-{
- if (!ta &&
- (!strcmp(tok0, s[S_CMD_TA_EFFORT]) || !strcmp(tok0, s[S_CMD_TA_NAME])))
- {
- return err_line(1, "No thing action defined to manipulate yet.");
- }
- int16_t id;
- if (parse_val(tok0, tok1, s[S_CMD_TA_EFFORT],'8',(char *)&ta->effort));
- else if (parse_val(tok0, tok1, s[S_CMD_TA_NAME], 's', (char *)&ta->name))
- {
- if (!( try_func_name(ta, s[S_CMD_MOVE], actor_move)
- || try_func_name(ta, s[S_CMD_PICKUP], actor_pick)
- || try_func_name(ta, s[S_CMD_WAIT], actor_wait)
- || try_func_name(ta, s[S_CMD_DROP], actor_drop)
- || try_func_name(ta, s[S_CMD_USE], actor_use)))
- {
- return err_line(1, "Invalid action function name.");
- }
- if (world.exists)
- { /* Legal worlds have at least one thing action for waiting. */
- world.exists = 0 != get_thing_action_id_by_name(s[S_CMD_WAIT]);
- if (!world.exists)
- {
- remove_worldstate_file();
- }
- }
- }
- else if (parse_val(tok0, tok1, s[S_CMD_TA_ID], '8', (char *) &id))
- {
- ta = get_thing_action(id);
- if (!ta)
- {
- ta = add_thing_action(id);
- }
- }
- else
- {
- return 0;
- }
- return 1;
-}
-
-
-
-static uint8_t parse_thing_type(char * tok0, char * tok1, struct Thing * t)
-{
- uint8_t type;
- if (parse_val(tok0, tok1, s[S_CMD_T_TYPE], '8', (char *) &type))
- {
- struct ThingType * tt = get_thing_type(type);
- if (!err_line(!tt, "Thing type does not exist."))
- {
- t->type = type;
- }
- return 1;
- }
- return 0;
-}
-
-
-
-static uint8_t parse_thing_command(char * tok0, char * tok1, struct Thing * t)
-{
- uint8_t command;
- if (parse_val(tok0, tok1, s[S_CMD_T_COMMAND], '8', (char *) &command))
- {
- if (!command)
- {
- t->command = command;
- return 1;
- }
- struct ThingAction * ta = world.thing_actions;
- for (; ta && command != ta->id; ta = ta->next);
- if (!err_line(!ta, "Thing action does not exist."))
- {
- t->command = command;
- }
- return 1;
- }
- return 0;
-}
-
-
-
-static uint8_t parse_position(char* tok0, char * tok1, struct Thing * t)
-{
- char axis = 0;
- if (!strcmp(tok0, s[S_CMD_T_POSY]))
- {
- axis = 'y';
- }
- else if (!strcmp(tok0, s[S_CMD_T_POSX]))
- {
- axis = 'x';
- }
- if (axis && !parsetest_int(tok1, '8'))
- {
- uint8_t length = atoi(tok1);
- char * err = "Position is outside of map.";
- if (!err_line(length >= world.map.length, err))
- {
- if ('y' == axis)
- {
- t->pos.y = length;
- }
- else if ('x' == axis)
- {
- t->pos.x = length;
- }
- if (world.exists && t->lifepoints)
- {
- build_fov_map(t);
- if (t == get_player())
- {
- update_map_memory(t, 1);
- }
- }
- }
- return 1;
- }
- return 0;
-}
-
-
-
-static uint8_t parse_carry(char * tok0, char * tok1, struct Thing * t)
-{
- uint8_t id;
- if (parse_val(tok0, tok1, s[S_CMD_T_CARRIES], '8', (char *) &id))
- {
- if (!err_line(id == t->id, "Thing cannot carry itself."))
- {
- struct Thing * o = get_thing(world.things, id, 0);
- if (!err_line(!o, "Thing not available for carrying."))
- {
- own_thing(&(t->owns), &world.things, id);
- o->pos = t->pos;
- }
- }
- return 1;
- }
- return 0;
-}
-
-
-
-static uint8_t parse_thing_manipulation_1arg(char * tok0, char * tok1)
-{
- if (!t &&
- ( !strcmp(tok0, s[S_CMD_T_PROGRESS]) || !strcmp(tok0, s[S_CMD_T_TYPE])
- || !strcmp(tok0, s[S_CMD_T_CARRIES]) || !strcmp(tok0, s[S_CMD_T_POSY])
- || !strcmp(tok0, s[S_CMD_T_POSY]) || !strcmp(tok0, s[S_CMD_T_ARGUMENT])
- || !strcmp(tok0, s[S_CMD_T_HP]) || !strcmp(tok0, s[S_CMD_T_COMMAND])
- || !strcmp(tok0, s[S_CMD_T_SATIATION])))
- {
- return err_line(1, "No thing defined to manipulate yet.");
- }
- int16_t id;
- if ( parse_thing_type(tok0, tok1, t)
- || parse_thing_command(tok0, tok1, t)
- || parse_val(tok0,tok1, s[S_CMD_T_ARGUMENT], '8', (char *)&t->arg)
- || parse_val(tok0,tok1, s[S_CMD_T_PROGRESS], '8', (char *)&t->progress)
- || parse_val(tok0,tok1, s[S_CMD_T_HP], '8', (char *) &t->lifepoints)
- || parse_val(tok0,tok1, s[S_CMD_T_SATIATION], 'i',(char *)&t->satiation)
- || parse_position(tok0, tok1, t)
- || parse_carry(tok0, tok1, t));
- else if (parse_val(tok0, tok1, s[S_CMD_T_ID], 'i', (char *) &id))
- {
- t = get_thing(world.things, id, 1);
- char * err = "No thing type found to initialize new thing.";
- if (!t && !err_line(!world.thing_types, err))
- {
- t = add_thing(id, world.thing_types->id, 0, 0);
- }
- }
- else
- {
- return 0;
- }
- return 1;
-}
-
-
-
-static uint8_t world_may_be_set_active()
-{
- if (!get_thing_action_id_by_name(s[S_CMD_WAIT]))
- {
- err_line(1, "No thing action of name 'wait' found.");
- return 0;
- }
- if (!get_player())
- {
- err_line(1, "No un-owned player thing (of id=0) found.");
- return 0;
- }
- if (!world.map.cells)
- {
- err_line(1, "No map found.");
- return 0;
- }
- return 1;
-}
-
-
-
-static void remove_worldstate_file()
-{
- if (!access(s[S_PATH_WORLDSTATE], F_OK))
- {
- int test = unlink(s[S_PATH_WORLDSTATE]);
- exit_trouble(-1 == test, __func__, "unlink");
- }
-}
-
-
-
-static uint8_t parse_world_active(char * tok0, char * tok1)
-{
- if (!strcmp(tok0, s[S_CMD_WORLD_ACTIVE]) && !parsetest_int(tok1, '8'))
- {
- if (!parsetest_int(tok1, '8'))
- {
- uint8_t argument = atoi(tok1);
- if (!argument)
- {
- remove_worldstate_file();
- world.exists = 0;
- }
- else if (world.exists)
- {
- err_line(1, "World already active.");
- }
- else if (world_may_be_set_active())
- {
- struct Thing * ti;
- for (ti = world.things; ti; ti = ti->next)
- {
- if (ti->lifepoints)
- {
- build_fov_map(ti);
- if (ti == get_player())
- {
- update_map_memory(ti, 0);
- }
- }
- }
- world.exists = 1;
- }
- return 1;
- }
- }
- return 0;
-}
-
-
-
-static uint8_t set_map_length(char * tok0, char * tok1)
-{
- if (!strcmp(tok0, s[S_CMD_MAPLENGTH]) && !parsetest_int(tok1, 'u'))
- {
- uint16_t argument = atoi(tok1);
- if (argument < 1 || argument > 256)
- {
- return err_line(1, "Value must be >= 1 and <= 256.");
- }
- world.exists = 0;
- remove_worldstate_file();
- free_things(world.things);
- free(world.map.cells);
- world.map.cells = NULL; /* Since remake_map() runs free() on this. */
- world.map.length = argument;
- return 1;
- }
- return 0;
-}
-
-
-
-extern uint8_t parse_god_command_1arg(char * tok0, char * tok1)
-{
- if ( parse_thingtype_manipulation(tok0, tok1)
- || parse_thingaction_manipulation(tok0, tok1)
- || parse_thing_manipulation_1arg(tok0, tok1)
- || set_map_length(tok0,tok1)
- || parse_val(tok0,tok1,s[S_CMD_SEED_RAND],'U', (char *)&world.seed)
- || parse_val(tok0,tok1,s[S_CMD_TURN],'u',(char *)&world.turn)
- || parse_val(tok0,tok1,s[S_CMD_PLAYTYPE],'8',(char *)&world.player_type)
- || parse_world_active(tok0, tok1));
- else if (parse_val(tok0,tok1,s[S_CMD_SEED_MAP],'U',(char *)&world.seed_map))
-
- {
- remake_map();
- }
- else if (parse_val(tok0, tok1, s[S_CMD_MAKE_WORLD],'U',(char *)&world.seed))
- {
- uint8_t test = remake_world();
- err_line(1 == test, "No player type with start number of >0 defined.");
- err_line(2 == test, "No thing action with name 'wait' defined.");
- }
- else
- {
- return 0;
- }
- return 1;
-}
-
-
-
-extern uint8_t parse_god_command_2arg(char * tok0, char * tok1, char * tok2)
-{
- if (!t && ( !strcmp(tok0, s[S_CMD_T_MEMMAP])
- || !strcmp(tok0, s[S_CMD_T_MEMDEPTHMAP])))
- {
- return err_line(1, "No thing defined to manipulate yet.");
- }
- if (!strcmp(tok0,s[S_CMD_T_MEMMAP]) || !strcmp(tok0,s[S_CMD_T_MEMDEPTHMAP]))
- {
- uint8_t y = atoi(tok1);
- if (parsetest_int(tok1, '8') || y >= world.map.length)
- {
- return err_line(1, "Illegal value for map line number.");
- }
- if (strlen(tok2) != world.map.length)
- {
- return err_line(1, "Map line length is unequal map width.");
- }
- if (!strcmp(tok0,s[S_CMD_T_MEMMAP]))
- {
- if (!t->mem_map)
- {
- init_empty_map(&(t->mem_map));
- }
- memcpy(t->mem_map + y * world.map.length, tok2, world.map.length);
- }
- else
- {
- if (!t->mem_depth_map)
- {
- init_empty_map(&(t->mem_depth_map));
- }
- memcpy(t->mem_depth_map+y*world.map.length, tok2, world.map.length);
- }
- }
- else
- {
- return 0;
- }
- return 1;
-}
-
-
-
-extern uint8_t parse_god_command_3arg(char * tok0, char * tok1, char * tok2,
- char * tok3)
-{
- if (!t && !strcmp(tok0, s[S_CMD_T_MEMTHING]))
- {
- return err_line(1, "No thing defined to manipulate yet.");
- }
- if (!strcmp(tok0, s[S_CMD_T_MEMTHING]))
- {
- uint8_t id = atoi(tok1);
- uint8_t y = atoi(tok2);
- uint8_t x = atoi(tok3);
- if ( parsetest_int(tok1, '8') || !get_thing_type(id)
- || parsetest_int(tok2, '8') || y >= world.map.length
- || parsetest_int(tok3, '8') || x >= world.map.length)
- {
- return err_line(1, "Illegal value for thing type or position.");
- }
- add_thing_to_memory_map(t, id, y, x);
- }
- else
- {
- return 0;
- }
- return 1;
-}
projects / plomrogue / blobdiff