/***************************** {{{ LICENSE ********************************\
 * dbobj, the relational object persistence module for PHP                  *
 * Copyright (C) 2006 Adam Banko                                            *
 *                                                                          *
 * This program is free software; you can redistribute it and/or modify     *
 * it under the terms of the GNU General Public License as published by     *
 * the Free Software Foundation; either version 2 of the License, or        *
 * (at your option) any later version.                                      *
 *                                                                          *
 * This program is distributed in the hope that it will be useful,          *
 * but WITHOUT ANY WARRANTY; without even the implied warranty of           *
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the            *
 * GNU General Public License for more details.                             *
 *                                                                          *
 * You should have received a copy of the GNU General Public License        *
 * along with this program; if not, write to the Free Software              *
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA *
 \***************************** LICENSE }}} ********************************/
#include "php_dbobj.h"
#include "dbTypes.h"
#include "dbType/char.h"
#include "dbType/serial.h"
#include "dbType/text.h"
#include "dbType/int.h"

typedef struct _dbType_modules_listItem {
	char* key;
	uint keyL;
	dbType_module* value;
	struct _dbType_modules_listItem* next;
} *dbType_modules_listItem;

/* names will be searhed in order, so order is important
 * inverse abc order ensures longer names are matched first
 */
dbType_modules_listItem dbType_modules = NULL;

DBOBJ_API void dbType_register_module(dbType_module *module) {
	dbType_modules_listItem prev, curr, newitem;
	uint i;

	for(i = 0; i < module->namesL; i++ ) {
		newitem = pemalloc(sizeof(*newitem),1);
		newitem->key = module->names[i];
		newitem->keyL = strlen(module->names[i]);
		newitem->value = module;

		for(prev=NULL, curr = dbType_modules; curr; curr = curr->next) {
			if(curr->keyL == newitem->keyL && strncmp(curr->key, newitem->key, newitem->keyL) < 0)
				break;
			prev = curr;
		}
		if(!prev) {
			newitem->next = dbType_modules;
			dbType_modules = newitem;
		} else {
			prev->next = newitem;
			newitem->next = curr;
		}
	}
}

DBOBJ_API dbType dbType_from_string(STRINGLD(s), char* key, char* tableName TSRMLS_DC) {
	dbType_modules_listItem p;

	for(p = dbType_modules; p; p = p->next) {
		if(strncmp(p->key, s, p->keyL) == 0) {
			return p->value->dbType_from_string(s, sL, key, tableName TSRMLS_CC);
		}
	}
	DBOBJ_ERROR("can't find handler for dbType '%s'",s);
	return NULL;
}

DBOBJ_API void php_dbobj_MINIT_dbTypes(TSRMLS_D) {
	dbType_register_module(&dbType_char_module);
	dbType_register_module(&dbType_serial_module);
	dbType_register_module(&dbType_text_module);
	dbType_register_module(&dbType_int_module);
}

/*
 * vim600: noet sw=4 ts=4 fdm=marker
 * vim<600: noet sw=4 ts=4
 */