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Simple ini file parser that reads a ini configuration file and suports rotations.

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This commit is contained in:
Bruno Covachã 2002-04-15 00:54:26 +00:00
parent 96feac4b25
commit c44d73f6ed
2 changed files with 412 additions and 2 deletions
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18
reaction/game/g_local.h
View file

@ -5,6 +5,9 @@
//-----------------------------------------------------------------------------
//
// $Log$
// Revision 1.67 2002/04/15 00:54:26 assimon
// Simple ini file parser that reads a ini configuration file and suports rotations.
//
// Revision 1.66 2002/04/07 12:49:10 slicer
// Added 'teamname' command for MM, and tweaked the cvar system.
//
@ -916,6 +919,17 @@ void QDECL G_Error( const char *fmt, ... );
//Elder: added
void RQ3_StartUniqueItems ( void );
// aasimon: init stuff
void RQ3_ReadInitFile ( void );
void RQ3_ParseBuffer ( char *buf, int len );
int RQ3_GetTag ( char *buf, int *cur_pos, char *tag, int len);
int RQ3_CheckTag ( char *tag );
int RQ3_ParseBlock ( int tag_type, char *tag, int *cur_pos, char *buf, int len );
int RQ3_GetCommand ( char *buf, int *cur_pos, char *cvar, char *value, int len );
int RQ3_GetWord ( char *buf, int *cur_pos, char *word, int len );
int RQ3_CheckClosingTag ( char *buf, int *cur_pos, int tag_type, int len );
//
// g_client.c
//
@ -1091,6 +1105,10 @@ extern vmCvar_t g_RQ3_team2ready;
extern vmCvar_t g_RQ3_AllowRef;
extern vmCvar_t g_RQ3_RefPass;
extern vmCvar_t g_RQ3_RefID;
// aasimon: ini stuff
extern vmCvar_t g_RQ3_IniFile;
extern vmCvar_t g_RQ3_ValidIniFile;
extern vmCvar_t g_RQ3_NextMapID;
void trap_Printf( const char *fmt );
void trap_Error( const char *fmt );

396
reaction/game/g_main.c
View file

@ -5,6 +5,9 @@
//-----------------------------------------------------------------------------
//
// $Log$
// Revision 1.45 2002/04/15 00:54:26 assimon
// Simple ini file parser that reads a ini configuration file and suports rotations.
//
// Revision 1.44 2002/04/12 18:34:31 jbravo
// Bye bye lag when somebody joins a team.
//
@ -207,6 +210,11 @@ vmCvar_t g_RQ3_team2ready;
vmCvar_t g_RQ3_AllowRef;
vmCvar_t g_RQ3_RefPass;
vmCvar_t g_RQ3_RefID;
// aasimon: ini stuff
vmCvar_t g_RQ3_IniFile;
vmCvar_t g_RQ3_ValidIniFile;
vmCvar_t g_RQ3_NextMapID;
#ifdef MISSIONPACK
vmCvar_t g_obeliskHealth;
@ -348,8 +356,11 @@ static cvarTable_t gameCvarTable[] = {
// aasimon: Ref system for MM,added infor for referee id (clientnumber)
{ &g_RQ3_AllowRef, "g_RQ3_AllowRef", "0", CVAR_SERVERINFO, 0, qtrue},
{ &g_RQ3_RefPass, "g_RQ3_RefPassword", "", CVAR_USERINFO, 0, qfalse},
{ &g_RQ3_RefID, "g_RQ3_RefID", "-1", CVAR_SYSTEMINFO | CVAR_ROM, 0, qfalse}
{ &g_RQ3_RefID, "g_RQ3_RefID", "-1", CVAR_SYSTEMINFO | CVAR_ROM, 0, qfalse},
// aasimon: stuff for da ini file
{ &g_RQ3_IniFile, "g_RQ3_IniFile", "rq3.ini", CVAR_SERVERINFO, 0, qtrue},
{ &g_RQ3_ValidIniFile, "g_RQ3_ValidIniFile", "1", CVAR_SYSTEMINFO | CVAR_ROM, 0, qfalse},
{ &g_RQ3_NextMapID, "g_RQ3_NextMapID", "-1", CVAR_SYSTEMINFO, 0, qfalse}
};
// bk001129 - made static to avoid aliasing
@ -591,6 +602,12 @@ void G_InitGame( int levelTime, int randomSeed, int restart ) {
G_InitMemory();
// Runs the config if the file is valid. First run will allways be valid
if( g_RQ3_ValidIniFile.integer && (g_RQ3_NextMapID.integer == -1) ){
g_RQ3_NextMapID.integer = 0;
RQ3_ReadInitFile();
}
// set some level globals
memset( &level, 0, sizeof( level ) );
level.time = levelTime;
@ -1254,6 +1271,11 @@ void ExitLevel (void) {
return;
}
// trap_SendConsoleCommand( EXEC_APPEND, "vstr nextmap\n" );
// Map ini stuff
if( g_RQ3_ValidIniFile.integer )
RQ3_ReadInitFile();
trap_SendConsoleCommand( EXEC_APPEND, "vstr nextmap\n" );
level.changemap = NULL;
@ -2230,3 +2252,373 @@ void RQ3_StartUniqueItems ( void )
angle += 30;
}
/*
================
All RQ3 ini config system starts here with several help funtions.
We have some functions:
loader - loads the file
parser - parses the file and reports errors
manage_info - manages all the information
cvars needed: RQ3_NextMap, RQ3_ValidInit (validates ini file so that no further processing is needed)
*/
enum RQ3_InitTag { MAIN, ROTATION, MAP, CVARS, TEAM1, TEAM2, INVALID };
enum RQ3_Parser { ERROR, TOKEN_TAG, TOKEN_CVAR, TOKEN_WORD, PARSING_OK, PARSING_ERROR, PARSING_LENGHT_ERROR};
#define CHECK_BOUND() if ( (*cur_pos) > len ) return PARSING_LENGHT_ERROR;
void RQ3_ReadInitFile() {
fileHandle_t file;
char *buf;
int len;
len = trap_FS_FOpenFile( g_RQ3_IniFile.string, &file, FS_READ );
if(!file) {
G_Printf("Could not open INI file\n");
trap_Cvar_Set("g_RQ3_ValidIniFile", "0");
return;
}
G_Printf("RQ3 config system: Lenght of file is: %i\n", len);
buf = G_Alloc(len);
trap_FS_Read(buf, len, file);
G_Printf("RQ3 config system: Ini File contains: %s\n",buf);
trap_FS_FCloseFile(file);
RQ3_ParseBuffer ( buf, len );
}
void RQ3_ParseBuffer ( char *buf, int len ) {
char tag[20];
int cur_pos;
int tag_type;
for(cur_pos = 0; cur_pos < len; cur_pos++){
// chop things we dont need
if ((*(buf + cur_pos) == ' ') || (*(buf + cur_pos) == '\n') || (*(buf + cur_pos) == '\t') || (*(buf + cur_pos) == '\r') )
continue;
if ( *(buf + cur_pos) == '<'){ // we are in a tag
cur_pos++;
if ( (tag_type = RQ3_GetTag ( buf, &cur_pos, tag, len )) == INVALID )
return;
// now we found a tag, so we start loading parameters for the kind of tag
if ( RQ3_ParseBlock ( tag_type, tag, &cur_pos, buf, len) == PARSING_ERROR )
return;
}
}
G_Printf ( "RQ3 config system: Finished loading the ini File\n" );
return;
// Can't go here
//G_Printf ( "RQ3 config system: Invalid init file\n" );
}
int RQ3_GetTag ( char *buf, int *cur_pos, char *tag, int len){
int counter = 0;
int tag_type;
while ((*(buf + *cur_pos) == ' ') || (*(buf + *cur_pos) == '\t'))
(*cur_pos)++;
while ( *(buf + *cur_pos) != '>' ){
tag[counter] = *(buf + *cur_pos);
counter++;
(*cur_pos)++;
}
(*cur_pos)++;
tag[counter] = '\0';
if ( (tag_type = RQ3_CheckTag( tag )) == INVALID){
G_Printf ( "RQ3 config system: Invalid tag %s\n", tag );
return tag_type;
}
return tag_type;
}
// Parser of a block
int RQ3_ParseBlock ( int tag_type, char *tag, int *cur_pos, char *buf, int len ){
int count = 0;
int map_number = 0;
char map_to_go[2];
char word_buff[50];
char buff_map[50];
char cvar[40];
char value[80];
G_Printf( "RQ3 config system: Processing block: <%s>\n", tag );
if ( tag_type == MAIN ){
for (;;){
if ( RQ3_GetCommand (buf, cur_pos, cvar, value, len) == TOKEN_TAG )
return RQ3_CheckClosingTag ( buf, cur_pos, tag_type, len );
else {
// process the cvar here
G_Printf ("RQ3 config system: Found cvar: %s with value %s\n", cvar, value);
trap_Cvar_Set(cvar, value);
}
}
} else if ( tag_type == TEAM1 || tag_type == TEAM2 ){
if ( RQ3_GetWord (buf, cur_pos, word_buff, len) != TOKEN_TAG ){
G_Printf("RQ3 config system: found team name: %s\n", word_buff);
if ( tag_type == TEAM1 )
trap_Cvar_Set( "g_RQ3_team1name", word_buff );
else
trap_Cvar_Set( "g_RQ3_team2name", word_buff );
}else
return RQ3_CheckClosingTag ( buf, cur_pos, tag_type, len );
if ( RQ3_GetWord (buf, cur_pos, word_buff, len) != TOKEN_TAG ){
G_Printf("RQ3 config system: found model/skin name: %s\n", word_buff);
// do whatever is necessary to put the model/skin on the team
}
if ( RQ3_GetWord (buf, cur_pos, word_buff, len) == TOKEN_TAG )
return RQ3_CheckClosingTag ( buf, cur_pos, tag_type, len );
else {
G_Printf ( "RQ3 config system: Found invalid string in block team\n");
return PARSING_ERROR;
}
}
else if (tag_type == ROTATION){
for(;;){
// Find a </rotation> or a <map> entrie
if ( RQ3_GetCommand (buf, cur_pos, cvar, value, len) == TOKEN_TAG ) {
(*cur_pos)++;
if ( (*(buf + *cur_pos) == '/') ){
(*cur_pos)++;
if ( RQ3_GetTag ( buf, cur_pos, tag, len) == ROTATION ){
G_Printf ( "RQ3 config system: Block <rotation> is finished\n" );
// finished rotation
map_number--;
Com_sprintf (buff_map, sizeof(buff_map), "map %s\n", word_buff);
if ( map_number != g_RQ3_NextMapID.integer ){
g_RQ3_NextMapID.integer++;
Com_sprintf (map_to_go, sizeof(map_to_go), "%d", g_RQ3_NextMapID.integer );
trap_Cvar_Set("g_RQ3_NextMapID", map_to_go );
G_Printf ("RQ3 config system: finished map processing.: %d\n", g_RQ3_NextMapID.integer );
trap_SendConsoleCommand( EXEC_APPEND, buff_map );
return 1;
}else{
G_Printf ("RQ3 config system: finished map rotation.\n" );
g_RQ3_NextMapID.integer = 0;
Com_sprintf (map_to_go, sizeof(map_to_go), "%d", g_RQ3_NextMapID.integer );
trap_Cvar_Set("g_RQ3_NextMapID", map_to_go );
trap_SendConsoleCommand( EXEC_APPEND, buff_map );
return 1;
}
}
else {
G_Printf ( "RQ3 config system: Invalid block closing. Needs </rotation>, found </%s>\n", tag );
return PARSING_ERROR;
}
}
if ( RQ3_GetTag ( buf, cur_pos, tag, len) == MAP ){
G_Printf ( "RQ3 config system: Prossessing block <map>\n" );
// Process the map block here
G_Printf ( "RQ3 config system: g_RQ3_NextMapID is: %d and map_number is: %d \n", g_RQ3_NextMapID.integer, map_number );
if ( map_number != g_RQ3_NextMapID.integer ){
// skipp everything and go to the next map
while ( *(buf + *cur_pos) != '<' )
(*cur_pos)++;
if ( RQ3_CheckClosingTag ( buf, cur_pos, MAP, len ) == PARSING_OK){
map_number++;
G_Printf ( "RQ3 config system: current map count is %d.\n", map_number);
}
else
return PARSING_ERROR;
}
else
if ( RQ3_GetWord (buf, cur_pos, word_buff, len) == TOKEN_TAG ){
if ( RQ3_CheckClosingTag ( buf, cur_pos, MAP, len ) == PARSING_OK ){
map_number++;
G_Printf ( "RQ3 config system: current map number is %d.\n", map_number ); // ver esta merda
} else
return PARSING_ERROR;
} else {
// do something with the map name
G_Printf ( "RQ3 config system: map found: %s\n", word_buff );
for(;;) // Here process all cvar from the map definition
if ( RQ3_GetCommand (buf, cur_pos, cvar, value, len) == TOKEN_TAG )
if ( RQ3_CheckClosingTag ( buf, cur_pos, MAP, len ) == PARSING_OK ){
map_number++;
break;
}
else
return PARSING_ERROR; // return apropriate error code
else {
// process the cvar here
G_Printf ("RQ3 config system: Found cvar: %s with value %s\n", cvar, value);
trap_Cvar_Set(cvar, value);
}
}
}
} else {
G_Printf ( "RQ3 config system: Parser error. Found invalid command betwen <rotation> </rotation>\n" );
return PARSING_ERROR;
}
}
}
return 1;
}
int RQ3_GetWord ( char *buf, int *cur_pos, char *word, int len ){
int count;
for (;; (*cur_pos)++){
if ( *(buf + *cur_pos) == '"'){
count = 0;
(*cur_pos)++;
while ( *(buf + *cur_pos) != '"') {
word[count] = *(buf + *cur_pos);
count++;
(*cur_pos)++;
}
word[count] = '\0';
(*cur_pos)++;
break;
}
else if ( *(buf + *cur_pos) == '<' ) // not considered word
return TOKEN_TAG;
else if ((*(buf + *cur_pos) == '\r') || (*(buf + *cur_pos) == ' ') || (*(buf + *cur_pos) == '\n') || (*(buf + *cur_pos) == '\t'))
continue;
else {
count = 0;
while ( (*(buf + *cur_pos) != ' ') && (*(buf + *cur_pos) != '\n') && (*(buf + *cur_pos) != '\t') && (*(buf + *cur_pos) != '\r')){
word[count] = *(buf + *cur_pos);
count++;
(*cur_pos)++;
}
word[count] = '\0';
break;
}
}
return TOKEN_WORD;
}
int RQ3_GetCommand ( char *buf, int *cur_pos, char *cvar, char *value, int len ){
enum were_stat { NONE, CVAR, VALUE, DONE };
int state = NONE;
int count, i;
for (;; (*cur_pos)++){
if ( *(buf + *cur_pos) == '<' ) // closing block
return TOKEN_TAG;
else if ((*(buf + *cur_pos) == '\r') || (*(buf + *cur_pos) == ' ') || (*(buf + *cur_pos) == '\n') || (*(buf + *cur_pos) == '\t'))
continue;
else
if ( state == NONE ){
state = CVAR;
count = 0;
while ( (*(buf + *cur_pos) != ' ') && (*(buf + *cur_pos) != '\n') && (*(buf + *cur_pos) != '\t') && (*(buf + *cur_pos) != '\r')){
cvar[count] = *(buf + *cur_pos);
count++;
(*cur_pos)++;
}
cvar[count] = '\0';
} else if ( (state == CVAR) && (*(buf + *cur_pos) == '"') ){
state = VALUE;
(*cur_pos)++;
count = 0;
while ( *(buf + *cur_pos) != '"' ) {
value[count] = *(buf + *cur_pos);
count++;
(*cur_pos)++;
}
value[count] = '\0';
(*cur_pos)++;
return TOKEN_CVAR;
} else if ( state == CVAR ){
state = VALUE;
count = 0;
while ( (*(buf + *cur_pos) != ' ') && (*(buf + *cur_pos) != '\n') && (*(buf + *cur_pos) != '\t') && (*(buf + *cur_pos) != '\r')){
value[count] = *(buf + *cur_pos);
count++;
(*cur_pos)++;
}
value[count] = '\0';
return TOKEN_CVAR;
}
}
}
char *known_tags[] = { "main", "rotation", "map", "cvars", "team1", "team2"};
int RQ3_CheckTag ( char *tag ){
#define NUM_TAGS 6
int i;
for( i = 0; i < NUM_TAGS; i++ )
if (Q_stricmp ( known_tags[i], tag) == 0)
return i;
return INVALID;
}
int RQ3_CheckClosingTag ( char *buf, int *cur_pos, int tag_type, int len ){
char tag[20];
(*cur_pos)++;
if ( *(buf + *cur_pos) == '/' ) {
(*cur_pos)++;
if ( RQ3_GetTag ( buf, cur_pos, tag, len) == tag_type ){
G_Printf ( "RQ3 config system: Block <%s> is finished\n", known_tags[tag_type] );
return PARSING_OK;
}
else {
G_Printf ( "RQ3 config system: Invalid block closing. Needs </%s>, found </%s>\n", known_tags[tag_type], tag);
return PARSING_ERROR;
}
}
else {
G_Printf ( "RQ3 config system: Found invalid tag in block <%s>\n", known_tags[tag_type] );
return PARSING_ERROR;
}
}