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|
/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2004 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.0 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_0.txt. |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Wez Furlong <wez@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#include "php_ini.h"
#include "ext/standard/info.h"
#include "pdo/php_pdo.h"
#include "pdo/php_pdo_driver.h"
#include "php_pdo_sqlite.h"
#include "php_pdo_sqlite_int.h"
#include "zend_exceptions.h"
int _pdo_sqlite_error(pdo_dbh_t *dbh, pdo_stmt_t *stmt, const char *file, int line TSRMLS_DC) /* {{{ */
{
pdo_sqlite_db_handle *H = (pdo_sqlite_db_handle *)dbh->driver_data;
enum pdo_error_type *pdo_err = stmt ? &stmt->error_code : &dbh->error_code;
pdo_sqlite_error_info *einfo = &H->einfo;
einfo->errcode = sqlite3_errcode(H->db);
einfo->file = file;
einfo->line = line;
if (einfo->errcode != SQLITE_OK) {
einfo->errmsg = (char*)sqlite3_errmsg(H->db);
} else { /* no error */
*pdo_err = PDO_ERR_NONE;
return 0;
}
switch (einfo->errcode) {
case SQLITE_NOTFOUND:
*pdo_err = PDO_ERR_NOT_FOUND;
break;
case SQLITE_INTERRUPT:
*pdo_err = PDO_ERR_DISCONNECTED;
break;
case SQLITE_NOLFS:
*pdo_err = PDO_ERR_NOT_IMPLEMENTED;
break;
case SQLITE_TOOBIG:
*pdo_err = PDO_ERR_TRUNCATED;
break;
case SQLITE_CONSTRAINT:
*pdo_err = PDO_ERR_CONSTRAINT;
break;
case SQLITE_ERROR: /* empty query */
*pdo_err = PDO_ERR_SYNTAX;
break;
default:
*pdo_err = PDO_ERR_CANT_MAP;
break;
}
if (!dbh->methods) {
zend_throw_exception_ex(php_pdo_get_exception(), *pdo_err TSRMLS_CC, "[%d] %s",
einfo->errcode, einfo->errmsg);
}
return einfo->errcode;
}
/* }}} */
static int pdo_sqlite_fetch_error_func(pdo_dbh_t *dbh, pdo_stmt_t *stmt, zval *info TSRMLS_DC)
{
pdo_sqlite_db_handle *H = (pdo_sqlite_db_handle *)dbh->driver_data;
pdo_sqlite_error_info *einfo = &H->einfo;
if (einfo->errcode) {
add_next_index_long(info, einfo->errcode);
add_next_index_string(info, einfo->errmsg, 1);
}
return 1;
}
static int sqlite_handle_closer(pdo_dbh_t *dbh TSRMLS_DC) /* {{{ */
{
pdo_sqlite_db_handle *H = (pdo_sqlite_db_handle *)dbh->driver_data;
if (H) {
if (H->db) {
sqlite3_close(H->db);
H->db = NULL;
}
pefree(H, dbh->is_persistent);
dbh->driver_data = NULL;
}
return 0;
}
/* }}} */
static int sqlite_handle_preparer(pdo_dbh_t *dbh, const char *sql, long sql_len, pdo_stmt_t *stmt, long options, zval *driver_options TSRMLS_DC)
{
pdo_sqlite_db_handle *H = (pdo_sqlite_db_handle *)dbh->driver_data;
pdo_sqlite_stmt *S = ecalloc(1, sizeof(pdo_sqlite_stmt));
int i;
const char *tail;
S->H = H;
stmt->driver_data = S;
stmt->methods = &sqlite_stmt_methods;
i = sqlite3_prepare(H->db, sql, sql_len, &S->stmt, &tail);
if (i == SQLITE_OK)
return 1;
pdo_sqlite_error(dbh);
return 0;
}
static long sqlite_handle_doer(pdo_dbh_t *dbh, const char *sql, long sql_len TSRMLS_DC)
{
pdo_sqlite_db_handle *H = (pdo_sqlite_db_handle *)dbh->driver_data;
char *errmsg = NULL;
if (sqlite3_exec(H->db, sql, NULL, NULL, &errmsg) != SQLITE_OK) {
pdo_sqlite_error(dbh);
if (errmsg)
sqlite3_free(errmsg);
return -1;
} else {
return sqlite3_changes(H->db);
}
}
static long pdo_sqlite_last_insert_id(pdo_dbh_t *dbh TSRMLS_DC)
{
pdo_sqlite_db_handle *H = (pdo_sqlite_db_handle *)dbh->driver_data;
return (long) sqlite3_last_insert_rowid(H->db);
}
/* NB: doesn't handle binary strings... use prepared stmts for that */
static int sqlite_handle_quoter(pdo_dbh_t *dbh, const char *unquoted, int unquotedlen, char **quoted, int *quotedlen TSRMLS_DC)
{
pdo_sqlite_db_handle *H = (pdo_sqlite_db_handle *)dbh->driver_data;
*quoted = emalloc(2*unquotedlen + 3);
sqlite3_snprintf(2*unquotedlen + 3, *quoted, "'%q'", unquoted);
*quotedlen = strlen(*quoted);
return 1;
}
static int pdo_sqlite_get_attribute(pdo_dbh_t *dbh, long attr, zval *return_value TSRMLS_DC)
{
pdo_sqlite_db_handle *H = (pdo_sqlite_db_handle *)dbh->driver_data;
switch (attr) {
case PDO_ATTR_CLIENT_VERSION:
case PDO_ATTR_SERVER_VERSION:
ZVAL_STRING(return_value, (char *)sqlite3_libversion(), 1);
break;
default:
return 0;
}
return 1;
}
static struct pdo_dbh_methods sqlite_methods = {
sqlite_handle_closer,
sqlite_handle_preparer,
sqlite_handle_doer,
sqlite_handle_quoter,
NULL,
NULL,
NULL,
NULL,
pdo_sqlite_last_insert_id,
pdo_sqlite_fetch_error_func,
pdo_sqlite_get_attribute
};
static int pdo_sqlite_handle_factory(pdo_dbh_t *dbh, zval *driver_options TSRMLS_DC) /* {{{ */
{
pdo_sqlite_db_handle *H;
int i, ret = 0;
long timeout = 60;
H = pecalloc(1, sizeof(pdo_sqlite_db_handle), dbh->is_persistent);
H->einfo.errcode = 0;
H->einfo.errmsg = NULL;
dbh->driver_data = H;
i = sqlite3_open(dbh->data_source, &H->db);
if (i != SQLITE_OK) {
pdo_sqlite_error(dbh);
goto cleanup;
}
if (driver_options) {
timeout = pdo_attr_lval(driver_options, PDO_ATTR_TIMEOUT, timeout TSRMLS_CC);
}
sqlite_busy_timeout(H->db, timeout * 1000);
dbh->alloc_own_columns = 1;
dbh->supports_placeholders = PDO_PLACEHOLDER_POSITIONAL;
dbh->max_escaped_char_length = 2;
ret = 1;
cleanup:
dbh->methods = &sqlite_methods;
return ret;
}
/* }}} */
pdo_driver_t pdo_sqlite_driver = {
PDO_DRIVER_HEADER(sqlite),
pdo_sqlite_handle_factory
};
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: noet sw=4 ts=4 fdm=marker
* vim<600: noet sw=4 ts=4
*/
|
