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@ -22,16 +22,17 @@
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#include "ai_scanner.hpp"
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#include "api/ai_controller.hpp"
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void AIScanner::ScanDir(const char *dirname, bool library_dir, char *library_depth)
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void AIScanner::ScanDir(const char *dirname, bool library_scan, bool library_recursive)
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{
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extern bool FiosIsValidFile(const char *path, const struct dirent *ent, struct stat *sb);
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extern bool FiosIsHiddenFile(const struct dirent *ent);
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char d_name[MAX_PATH];
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char temp_script[1024];
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struct stat sb;
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struct dirent *dirent;
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DIR *dir;
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char d_name[MAX_PATH];
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char script_name[MAX_PATH];
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dir = ttd_opendir(dirname);
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/* Dir not found, so do nothing */
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if (dir == NULL) return;
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@ -45,81 +46,63 @@ void AIScanner::ScanDir(const char *dirname, bool library_dir, char *library_dep
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if (strcmp(d_name, ".") == 0 || strcmp(d_name, "..") == 0) continue;
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if (FiosIsHiddenFile(dirent) && strncasecmp(d_name, PERSONAL_DIR, strlen(d_name)) != 0) continue;
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if (S_ISDIR(sb.st_mode)) {
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/* Create the full-length script-name */
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ttd_strlcpy(script_name, dirname, sizeof(script_name));
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ttd_strlcat(script_name, d_name, sizeof(script_name));
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ttd_strlcat(script_name, PATHSEP, sizeof(script_name));
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/* Create the full length dirname */
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ttd_strlcpy(temp_script, dirname, sizeof(temp_script));
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ttd_strlcat(temp_script, d_name, sizeof(temp_script));
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if (library_dir && library_depth == NULL) {
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ScanDir(script_name, library_dir, d_name);
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if (S_ISDIR(sb.st_mode)) {
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/* Libraries are always in a subdirectory of their category, so scan those */
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if (library_scan && !library_recursive) {
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ttd_strlcat(temp_script, PATHSEP, sizeof(temp_script));
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ScanDir(temp_script, library_scan, true);
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continue;
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}
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}
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if (S_ISREG(sb.st_mode)) {
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if (library_dir) continue;
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} else if (S_ISREG(sb.st_mode)) {
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/* Only .tar files are allowed */
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char *ext = strrchr(d_name, '.');
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if (ext == NULL || strcasecmp(ext, ".tar") != 0) continue;
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/* .tar files are only allowed in the root of the library dir */
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if (library_recursive) continue;
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/* Create the full path to the tarfile */
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char tarname[MAX_PATH];
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ttd_strlcpy(tarname, dirname, sizeof(tarname));
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ttd_strlcat(tarname, d_name, sizeof(tarname));
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/* We always expect a directory in the TAR */
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const char *first_dir = FioTarFirstDir(temp_script);
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if (first_dir == NULL) continue;
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/* Now the script-name starts with the first dir in the tar */
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if (FioTarFirstDir(tarname) == NULL) continue;
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ttd_strlcpy(script_name, "%aitar%", sizeof(tarname));
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ttd_strlcat(script_name, FioTarFirstDir(tarname), sizeof(script_name));
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FioTarAddLink(script_name, FioTarFirstDir(tarname));
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/* The name of the AI is the name of the tar minus the .tar */
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*ext = '\0';
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ttd_strlcat(temp_script, PATHSEP, sizeof(temp_script));
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ttd_strlcat(temp_script, first_dir, sizeof(temp_script));
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FioTarAddLink(temp_script, first_dir);
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} else {
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/* Skip any other type of file */
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continue;
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}
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if (!library_dir) {
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/* We look for the file 'info.nut' inside the AI dir.. if it doesn't exists, it isn't an AI */
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ttd_strlcat(script_name, "info.nut", sizeof(script_name));
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if (FioCheckFileExists(script_name, AI_DIR)) {
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char load_script[MAX_PATH];
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ttd_strlcpy(load_script, script_name, sizeof(load_script));
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/* Add an additional / where needed */
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if (temp_script[strlen(temp_script) - 1] != PATHSEPCHAR) ttd_strlcat(temp_script, PATHSEP, sizeof(temp_script));
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/* Remove the 'info.nut' part and replace it with 'main.nut' */
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script_name[strlen(script_name) - 8] = '\0';
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ttd_strlcat(script_name, "main.nut", sizeof(script_name));
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if (!library_scan) {
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char info_script[MAX_PATH];
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ttd_strlcpy(info_script, temp_script, sizeof(info_script));
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ttd_strlcpy(main_script, temp_script, sizeof(main_script));
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DEBUG(ai, 6, "[script] Loading script '%s' for AI handling", load_script);
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this->current_script = script_name;
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this->current_dir = d_name;
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this->engine->LoadScript(load_script);
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}
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/* Every AI should contain an 'info.nut' and 'main.nut' file; else it is not a valid AI */
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ttd_strlcat(info_script, "info.nut", sizeof(info_script));
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ttd_strlcat(main_script, "main.nut", sizeof(main_script));
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if (!FioCheckFileExists(info_script, AI_DIR) || !FioCheckFileExists(main_script, AI_DIR)) continue;
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DEBUG(ai, 6, "Loading AI at location '%s'", main_script);
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this->engine->LoadScript(info_script);
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} else {
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/* We look for the file 'library.nut' inside the library dir.. */
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ttd_strlcat(script_name, "library.nut", sizeof(script_name));
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if (FioCheckFileExists(script_name, AI_DIR)) {
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char load_script[MAX_PATH];
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char dir_name[MAX_PATH];
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char d_name_2[MAX_PATH];
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/* In case the directory has a dot in it, ignore it, as that is the
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* indicator for multiple versions of the same library */
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ttd_strlcpy(d_name_2, d_name, sizeof(d_name_2));
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char *e = strrchr(d_name_2, '.');
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if (e != NULL) *e = '\0';
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char library_script[MAX_PATH];
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ttd_strlcpy(library_script, temp_script, sizeof(library_script));
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ttd_strlcpy(main_script, temp_script, sizeof(main_script));
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ttd_strlcpy(load_script, script_name, sizeof(load_script));
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ttd_strlcpy(dir_name, library_depth, sizeof(dir_name));
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ttd_strlcat(dir_name, ".", sizeof(dir_name));
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ttd_strlcat(dir_name, d_name_2, sizeof(dir_name));
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/* Every library should contain an 'library.nut' and 'main.nut' file; else it is not a valid library */
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ttd_strlcat(library_script, "library.nut", sizeof(library_script));
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ttd_strlcat(main_script, "main.nut", sizeof(main_script));
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if (!FioCheckFileExists(library_script, AI_LIBRARY_DIR) || !FioCheckFileExists(main_script, AI_LIBRARY_DIR)) continue;
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/* Remove the 'library.nut' part and replace it with 'main.nut' */
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script_name[strlen(script_name) - 11] = '\0';
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ttd_strlcat(script_name, "main.nut", sizeof(script_name));
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DEBUG(ai, 6, "[script] Loading script '%s' for Squirrel library", load_script);
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this->current_script = script_name;
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this->current_dir = dir_name;
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this->engine->LoadScript(load_script);
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}
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DEBUG(ai, 6, "Loading AI Library '%s' at location '%s'", main_script);
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this->engine->LoadScript(library_script);
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}
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}
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closedir(dir);
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@ -130,6 +113,9 @@ void AIScanner::ScanAIDir()
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char buf[MAX_PATH];
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Searchpath sp;
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extern void ScanForTarFiles();
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ScanForTarFiles();
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FOR_ALL_SEARCHPATHS(sp) {
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FioAppendDirectory(buf, MAX_PATH, sp, AI_DIR);
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if (FileExists(buf)) this->ScanDir(buf, false);
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@ -140,28 +126,30 @@ void AIScanner::ScanAIDir()
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void AIScanner::RescanAIDir()
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{
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extern void ScanForTarFiles();
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ScanForTarFiles();
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this->ScanAIDir();
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}
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AIScanner::AIScanner()
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AIScanner::AIScanner() :
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info_dummy(NULL)
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{
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this->engine = new Squirrel();
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this->main_script[0] = '\0';
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/* Create the AIInfo class, and add the RegisterAI function */
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DefSQClass <AIInfo> SQAIInfo("AIInfo");
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SQAIInfo.PreRegister(engine);
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SQAIInfo.AddConstructor<void (AIInfo::*)(), 1>(engine, "x");
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SQAIInfo.DefSQAdvancedMethod(this->engine, &AIInfo::AddSetting, "AddSetting");
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SQAIInfo.DefSQConst(engine, AICONFIG_RANDOM, "AICONFIG_RANDOM");
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SQAIInfo.DefSQConst(engine, AICONFIG_BOOLEAN, "AICONFIG_BOOLEAN");
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SQAIInfo.PostRegister(engine);
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this->engine->AddMethod("RegisterAI", &AIInfo::Constructor, 2, "tx");
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this->engine->AddMethod("RegisterDummyAI", &AIInfo::DummyConstructor, 2, "tx");
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/* Create the AILibrary class, and add the RegisterLibrary function */
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this->engine->AddClassBegin("AILibrary");
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this->engine->AddClassEnd();
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this->engine->AddMethod("RegisterLibrary", &AILibrary::Constructor, 2, "tx");
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this->engine->AddConst("AICONFIG_RANDOM", AICONFIG_RANDOM);
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this->engine->AddConst("AICONFIG_BOOLEAN", AICONFIG_BOOLEAN);
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/* Mark this class as global pointer */
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this->engine->SetGlobalPointer(this);
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@ -170,9 +158,6 @@ AIScanner::AIScanner()
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this->ScanAIDir();
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/* Create the dummy AI */
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this->engine->AddMethod("RegisterDummyAI", &AIInfo::DummyConstructor, 2, "tx");
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this->current_script = (char *)"%_dummy";
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this->current_dir = (char *)"%_dummy";
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extern void AI_CreateAIInfoDummy(HSQUIRRELVM vm);
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AI_CreateAIInfoDummy(this->engine->GetVM());
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}
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@ -181,8 +166,7 @@ AIScanner::~AIScanner()
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{
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AIInfoList::iterator it = this->info_list.begin();
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for (; it != this->info_list.end(); it++) {
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AIInfo *i = (*it).second;
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delete i;
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delete (*it).second;
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}
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delete this->engine;
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@ -193,6 +177,7 @@ bool AIScanner::ImportLibrary(const char *library, const char *class_name, int v
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/* Internally we store libraries as 'library.version' */
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char library_name[1024];
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snprintf(library_name, sizeof(library_name), "%s.%d", library, version);
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strtolower(library_name);
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/* Check if the library + version exists */
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AILibraryList::iterator iter = this->library_list.find(library_name);
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@ -204,7 +189,7 @@ bool AIScanner::ImportLibrary(const char *library, const char *class_name, int v
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if (iter == this->library_list.end()) {
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snprintf(error, sizeof(error), "couldn't find library '%s'", library);
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} else {
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snprintf(error, sizeof(error), "this AI is expecting library '%s' to be version %d, but the latest available is version %d", library, version, (*iter).second->GetVersion());
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snprintf(error, sizeof(error), "couldn't find library '%s' version %d. The latest version available is %d", library, version, (*iter).second->GetVersion());
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}
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sq_throwerror(vm, OTTD2FS(error));
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return false;
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@ -216,8 +201,7 @@ bool AIScanner::ImportLibrary(const char *library, const char *class_name, int v
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char fake_class[1024];
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int next_number;
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/* Check if we already have this library loaded.. if so, fill fake_class
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* with the class-name it is nested in */
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if (!controller->LoadedLibrary(library_name, &next_number, &fake_class[0], sizeof(fake_class))) {
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/* Create a new fake internal name */
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snprintf(fake_class, sizeof(fake_class), "_internalNA%d", next_number);
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@ -227,7 +211,7 @@ bool AIScanner::ImportLibrary(const char *library, const char *class_name, int v
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sq_pushstring(vm, OTTD2FS(fake_class), -1);
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sq_newclass(vm, SQFalse);
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/* Load the library */
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if (!Squirrel::LoadScript(vm, (*iter).second->GetScriptName(), false)) {
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if (!Squirrel::LoadScript(vm, (*iter).second->GetMainScript(), false)) {
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char error[1024];
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snprintf(error, sizeof(error), "there was a compile error when importing '%s' version %d", library, version);
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sq_throwerror(vm, OTTD2FS(error));
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@ -277,54 +261,48 @@ bool AIScanner::ImportLibrary(const char *library, const char *class_name, int v
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void AIScanner::RegisterLibrary(AILibrary *library)
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{
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const char *ai_name_without_version = library->GetDirName();
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char ai_name[1024];
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snprintf(ai_name, sizeof(ai_name), "%s.%d", library->GetDirName(), library->GetVersion());
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char library_name[1024];
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snprintf(library_name, sizeof(library_name), "%s.%s.%d", library->GetCategory(), library->GetInstanceName(), library->GetVersion());
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strtolower(library_name);
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if (this->library_list.find(library_name) != this->library_list.end()) {
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/* This AI was already registered */
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if (strcmp(this->library_list[library_name]->GetMainScript(), library->GetMainScript()) == 0) return;
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DEBUG(ai, 0, "Registering two libraries with the same name and version");
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DEBUG(ai, 0, " 1: %s", this->library_list[library_name]->GetMainScript());
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DEBUG(ai, 0, " 2: %s", library->GetMainScript());
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DEBUG(ai, 0, "The first is taking precedence.");
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/* Check if we register twice; than the first always wins */
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if (this->library_list.find(ai_name) != this->library_list.end()) {
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/* In case they are not the same dir, give a warning */
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if (strcasecmp(library->GetScriptName(), this->library_list[ai_name]->GetScriptName()) != 0) {
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DEBUG(ai, 0, "Registering two libraries with the same name");
|
|
|
|
|
DEBUG(ai, 0, " 1: %s", this->library_list[ai_name]->GetScriptName());
|
|
|
|
|
DEBUG(ai, 0, " 2: %s", library->GetScriptName());
|
|
|
|
|
DEBUG(ai, 0, "The first is taking precedence");
|
|
|
|
|
}
|
|
|
|
|
/* Delete the new AILibrary, as we will be using the old one */
|
|
|
|
|
delete library;
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
this->library_list[strdup(ai_name)] = library;
|
|
|
|
|
/* Insert the global name too, so we if the library is known at all */
|
|
|
|
|
if (this->library_list.find(ai_name_without_version) == this->library_list.end()) {
|
|
|
|
|
this->library_list[strdup(ai_name_without_version)] = library;
|
|
|
|
|
} else if (this->library_list[ai_name_without_version]->GetVersion() < library->GetVersion()) {
|
|
|
|
|
this->library_list[ai_name_without_version] = library;
|
|
|
|
|
}
|
|
|
|
|
this->library_list[strdup(library_name)] = library;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void AIScanner::RegisterAI(AIInfo *info)
|
|
|
|
|
{
|
|
|
|
|
const char *ai_name = info->GetDirName();
|
|
|
|
|
char ai_name[1024];
|
|
|
|
|
snprintf(ai_name, sizeof(ai_name), "%s.%d", info->GetInstanceName(), info->GetVersion());
|
|
|
|
|
strtolower(ai_name);
|
|
|
|
|
|
|
|
|
|
/* Check if GetShortName follows the rules */
|
|
|
|
|
if (strlen(info->GetShortName()) != 4) {
|
|
|
|
|
DEBUG(ai, 0, "The AI '%s' returned a string from GetShortName() which is not four characaters. Unable to load the AI.", info->GetDirName());
|
|
|
|
|
DEBUG(ai, 0, "The AI '%s' returned a string from GetShortName() which is not four characaters. Unable to load the AI.", info->GetInstanceName());
|
|
|
|
|
delete info;
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Check if we register twice; than the first always wins */
|
|
|
|
|
if (this->info_list.find(ai_name) != this->info_list.end()) {
|
|
|
|
|
/* In case they are not the same dir, give a warning */
|
|
|
|
|
if (strcasecmp(info->GetScriptName(), this->info_list[ai_name]->GetScriptName()) != 0) {
|
|
|
|
|
DEBUG(ai, 0, "Registering two AIs with the same name");
|
|
|
|
|
DEBUG(ai, 0, " 1: %s", this->info_list[ai_name]->GetScriptName());
|
|
|
|
|
DEBUG(ai, 0, " 2: %s", info->GetScriptName());
|
|
|
|
|
DEBUG(ai, 0, "The first is taking precedence");
|
|
|
|
|
}
|
|
|
|
|
/* Delete the new AIInfo, as we will be using the old one */
|
|
|
|
|
/* This AI was already registered */
|
|
|
|
|
if (strcmp(this->info_list[ai_name]->GetMainScript(), info->GetMainScript()) == 0) return;
|
|
|
|
|
|
|
|
|
|
DEBUG(ai, 0, "Registering two AIs with the same name and version");
|
|
|
|
|
DEBUG(ai, 0, " 1: %s", this->info_list[ai_name]->GetMainScript());
|
|
|
|
|
DEBUG(ai, 0, " 2: %s", info->GetMainScript());
|
|
|
|
|
DEBUG(ai, 0, "The first is taking precedence.");
|
|
|
|
|
|
|
|
|
|
delete info;
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
@ -334,7 +312,10 @@ void AIScanner::RegisterAI(AIInfo *info)
|
|
|
|
|
|
|
|
|
|
void AIScanner::UnregisterAI(AIInfo *info)
|
|
|
|
|
{
|
|
|
|
|
this->info_list.erase(info->GetDirName());
|
|
|
|
|
char ai_name[1024];
|
|
|
|
|
snprintf(ai_name, sizeof(ai_name), "%s.%d", info->GetInstanceName(), info->GetVersion());
|
|
|
|
|
|
|
|
|
|
this->info_list.erase(ai_name);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
AIInfo *AIScanner::SelectRandomAI()
|
|
|
|
@ -356,21 +337,68 @@ AIInfo *AIScanner::SelectRandomAI()
|
|
|
|
|
return (*it).second;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
AIInfo *AIScanner::FindInfo(const char *name, int version)
|
|
|
|
|
AIInfo *AIScanner::FindInfo(const char *nameParam, int versionParam)
|
|
|
|
|
{
|
|
|
|
|
if (this->info_list.size() == 0) return NULL;
|
|
|
|
|
if (name == NULL) return NULL;
|
|
|
|
|
if (nameParam == NULL) return NULL;
|
|
|
|
|
|
|
|
|
|
char ai_name[1024];
|
|
|
|
|
char name[1024];
|
|
|
|
|
ttd_strlcpy(name, nameParam, sizeof(name));
|
|
|
|
|
|
|
|
|
|
AIInfo *info = NULL;
|
|
|
|
|
int version = -1;
|
|
|
|
|
|
|
|
|
|
if (versionParam == -1) {
|
|
|
|
|
snprintf(ai_name, sizeof(ai_name), "%s", name);
|
|
|
|
|
strtolower(ai_name);
|
|
|
|
|
|
|
|
|
|
/* We want to load the latest version of this AI; so find it */
|
|
|
|
|
AIInfoList::iterator it = this->info_list.begin();
|
|
|
|
|
for (; it != this->info_list.end(); it++) {
|
|
|
|
|
char ai_name_compare[1024];
|
|
|
|
|
snprintf(ai_name_compare, sizeof(ai_name_compare), "%s", (*it).second->GetInstanceName());
|
|
|
|
|
strtolower(ai_name_compare);
|
|
|
|
|
|
|
|
|
|
if (strcasecmp(ai_name, ai_name_compare) == 0 && (*it).second->GetVersion() > version) {
|
|
|
|
|
version = (*it).second->GetVersion();
|
|
|
|
|
info = (*it).second;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (info != NULL) return info;
|
|
|
|
|
|
|
|
|
|
/* If we didn't find a match AI, maybe the user included a version */
|
|
|
|
|
char *e = strrchr(name, '.');
|
|
|
|
|
if (e == NULL) return NULL;
|
|
|
|
|
*e = '\0';
|
|
|
|
|
e++;
|
|
|
|
|
versionParam = atoi(e);
|
|
|
|
|
/* Fall-through, like we were calling this function with a version */
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Try to find a direct 'name.version' match */
|
|
|
|
|
snprintf(ai_name, sizeof(ai_name), "%s.%d", name, versionParam);
|
|
|
|
|
strtolower(ai_name);
|
|
|
|
|
if (this->info_list.find(ai_name) != this->info_list.end()) return this->info_list[ai_name];
|
|
|
|
|
|
|
|
|
|
/* See if there is a compatible AI which goes by that name, with the highest
|
|
|
|
|
* version which allows loading the requested version */
|
|
|
|
|
snprintf(ai_name, sizeof(ai_name), "%s", name);
|
|
|
|
|
strtolower(ai_name);
|
|
|
|
|
AIInfoList::iterator it = this->info_list.begin();
|
|
|
|
|
for (; it != this->info_list.end(); it++) {
|
|
|
|
|
AIInfo *i = (*it).second;
|
|
|
|
|
char ai_name_compare[1024];
|
|
|
|
|
snprintf(ai_name_compare, sizeof(ai_name_compare), "%s", (*it).second->GetInstanceName());
|
|
|
|
|
strtolower(ai_name_compare);
|
|
|
|
|
|
|
|
|
|
if (strcasecmp(name, (*it).first) == 0 && i->CanLoadFromVersion(version)) {
|
|
|
|
|
return i;
|
|
|
|
|
if (strcasecmp(ai_name, ai_name_compare) == 0 && (*it).second->CanLoadFromVersion(versionParam) && (*it).second->GetVersion() > version) {
|
|
|
|
|
version = (*it).second->GetVersion();
|
|
|
|
|
info = (*it).second;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return NULL;
|
|
|
|
|
return info;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
char *AIScanner::GetAIConsoleList(char *p, const char *last)
|
|
|
|
@ -379,7 +407,7 @@ char *AIScanner::GetAIConsoleList(char *p, const char *last)
|
|
|
|
|
AIInfoList::iterator it = this->info_list.begin();
|
|
|
|
|
for (; it != this->info_list.end(); it++) {
|
|
|
|
|
AIInfo *i = (*it).second;
|
|
|
|
|
p += seprintf(p, last, "%10s (v%d): %s\n", (*it).first, i->GetVersion(), i->GetDescription());
|
|
|
|
|
p += seprintf(p, last, "%10s (v%d): %s\n", i->GetInstanceName(), i->GetVersion(), i->GetDescription());
|
|
|
|
|
}
|
|
|
|
|
p += seprintf(p, last, "\n");
|
|
|
|
|
|
|
|
|
|