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-rw-r--r--system/database/drivers/odbc/odbc_driver.php31
-rw-r--r--system/database/drivers/odbc/odbc_forge.php78
-rw-r--r--system/database/drivers/odbc/odbc_result.php59
3 files changed, 53 insertions, 115 deletions
diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php
index c3735da05..c7caf0f58 100644
--- a/system/database/drivers/odbc/odbc_driver.php
+++ b/system/database/drivers/odbc/odbc_driver.php
@@ -114,13 +114,8 @@ class CI_DB_odbc_driver extends CI_DB {
*/
public function trans_begin($test_mode = FALSE)
{
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
// When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
+ if ( ! $this->trans_enabled OR $this->_trans_depth > 0)
{
return TRUE;
}
@@ -128,7 +123,7 @@ class CI_DB_odbc_driver extends CI_DB {
// Reset the transaction failure flag.
// If the $test_mode flag is set to TRUE transactions will be rolled back
// even if the queries produce a successful result.
- $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE;
+ $this->_trans_failure = ($test_mode === TRUE);
return odbc_autocommit($this->conn_id, FALSE);
}
@@ -142,13 +137,8 @@ class CI_DB_odbc_driver extends CI_DB {
*/
public function trans_commit()
{
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
// When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
+ if ( ! $this->trans_enabled OR $this->_trans_depth > 0)
{
return TRUE;
}
@@ -167,13 +157,8 @@ class CI_DB_odbc_driver extends CI_DB {
*/
public function trans_rollback()
{
- if ( ! $this->trans_enabled)
- {
- return TRUE;
- }
-
// When transactions are nested we only begin/commit/rollback the outermost ones
- if ($this->_trans_depth > 0)
+ if ( ! $this->trans_enabled OR $this->_trans_depth > 0)
{
return TRUE;
}
@@ -204,7 +189,6 @@ class CI_DB_odbc_driver extends CI_DB {
return $str;
}
- // ODBC doesn't require escaping
$str = remove_invisible_characters($str);
// escape LIKE condition wildcards
@@ -277,7 +261,7 @@ class CI_DB_odbc_driver extends CI_DB {
*/
protected function _list_columns($table = '')
{
- return "SHOW COLUMNS FROM ".$table;
+ return 'SHOW COLUMNS FROM '.$table;
}
// --------------------------------------------------------------------
@@ -292,7 +276,7 @@ class CI_DB_odbc_driver extends CI_DB {
*/
protected function _field_data($table)
{
- return "SELECT TOP 1 FROM ".$table;
+ return 'SELECT TOP 1 FROM '.$table;
}
// --------------------------------------------------------------------
@@ -363,8 +347,7 @@ class CI_DB_odbc_driver extends CI_DB {
*/
protected function _limit($sql, $limit, $offset)
{
- // Does ODBC doesn't use the LIMIT clause?
- return $sql;
+ return $sql.($offset == 0 ? '' : $offset.', ').$limit;
}
// --------------------------------------------------------------------
diff --git a/system/database/drivers/odbc/odbc_forge.php b/system/database/drivers/odbc/odbc_forge.php
index ce7a1d2ef..b074c5884 100644
--- a/system/database/drivers/odbc/odbc_forge.php
+++ b/system/database/drivers/odbc/odbc_forge.php
@@ -66,41 +66,30 @@ class CI_DB_odbc_forge extends CI_DB_forge {
// entered the field information, so we'll simply add it to the list
if (is_numeric($field))
{
- $sql .= "\n\t$attributes";
+ $sql .= "\n\t".$attributes;
}
else
{
$attributes = array_change_key_case($attributes, CASE_UPPER);
- $sql .= "\n\t".$this->db->protect_identifiers($field);
+ $sql .= "\n\t".$this->db->escape_identifiers($field).' '.$attributes['TYPE'];
- $sql .= ' '.$attributes['TYPE'];
+ empty($attributes['CONSTRAINT']) OR $sql .= '('.$attributes['CONSTRAINT'].')';
- if (array_key_exists('CONSTRAINT', $attributes))
- {
- $sql .= '('.$attributes['CONSTRAINT'].')';
- }
-
- if (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE)
+ if ( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE)
{
$sql .= ' UNSIGNED';
}
- if (array_key_exists('DEFAULT', $attributes))
+ if (isset($attributes['DEFAULT']))
{
- $sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\'';
+ $sql .= " DEFAULT '".$attributes['DEFAULT']."'";
}
- if (array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE)
- {
- $sql .= ' NULL';
- }
- else
- {
- $sql .= ' NOT NULL';
- }
+ $sql .= ( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE)
+ ? ' NULL' : ' NOT NULL';
- if (array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE)
+ if ( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE)
{
$sql .= ' AUTO_INCREMENT';
}
@@ -115,30 +104,22 @@ class CI_DB_odbc_forge extends CI_DB_forge {
if (count($primary_keys) > 0)
{
- $primary_keys = $this->db->protect_identifiers($primary_keys);
- $sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")";
+ $sql .= ",\n\tPRIMARY KEY (".implode(', ', $this->escape_identifiers($primary_keys)).')';
}
if (is_array($keys) && count($keys) > 0)
{
foreach ($keys as $key)
{
- if (is_array($key))
- {
- $key = $this->db->protect_identifiers($key);
- }
- else
- {
- $key = array($this->db->protect_identifiers($key));
- }
+ $key = is_array($key)
+ ? $this->db->escape_identifiers($key)
+ : array($this->db->escape_identifiers($key));
- $sql .= ",\n\tFOREIGN KEY (" . implode(', ', $key) . ")";
+ $sql .= ",\n\tFOREIGN KEY (".implode(', ', $key).')';
}
}
- $sql .= "\n)";
-
- return $sql;
+ return $sql."\n)";
}
// --------------------------------------------------------------------
@@ -160,7 +141,7 @@ class CI_DB_odbc_forge extends CI_DB_forge {
*/
protected function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '')
{
- $sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name);
+ $sql = 'ALTER TABLE '.$this->db->escape_identifiers($table).' '.$alter_type.' '.$this->db->escape_identifiers($column_name);
// DROP has everything it needs now.
if ($alter_type === 'DROP')
@@ -168,29 +149,10 @@ class CI_DB_odbc_forge extends CI_DB_forge {
return $sql;
}
- $sql .= " $column_definition";
-
- if ($default_value !== '')
- {
- $sql .= " DEFAULT \"$default_value\"";
- }
-
- if ($null === NULL)
- {
- $sql .= ' NULL';
- }
- else
- {
- $sql .= ' NOT NULL';
- }
-
- if ($after_field !== '')
- {
- return $sql.' AFTER '.$this->db->protect_identifiers($after_field);
- }
-
- return $sql;
-
+ return $sql.' '.$column_definition
+ .($default_value != '' ? ' DEFAULT "'.$default_value.'"' : '')
+ .($null === NULL ? ' NULL' : ' NOT NULL')
+ .($after_field != '' ? ' AFTER '.$this->db->escape_identifiers($after_field) : '');
}
}
diff --git a/system/database/drivers/odbc/odbc_result.php b/system/database/drivers/odbc/odbc_result.php
index ecba5977e..227fe4fac 100644
--- a/system/database/drivers/odbc/odbc_result.php
+++ b/system/database/drivers/odbc/odbc_result.php
@@ -59,8 +59,6 @@ class CI_DB_odbc_result extends CI_DB_result {
return $this->num_rows;
}
- // --------------------------------------------------------------------
-
/**
* Number of fields in the result set
*
@@ -148,14 +146,9 @@ class CI_DB_odbc_result extends CI_DB_result {
*/
protected function _fetch_assoc()
{
- if (function_exists('odbc_fetch_array'))
- {
- return odbc_fetch_array($this->result_id);
- }
- else
- {
- return $this->_odbc_fetch_array($this->result_id);
- }
+ return function_exists('odbc_fetch_array')
+ ? odbc_fetch_array($this->result_id)
+ : $this->_odbc_fetch_array($this->result_id);
}
// --------------------------------------------------------------------
@@ -169,14 +162,9 @@ class CI_DB_odbc_result extends CI_DB_result {
*/
protected function _fetch_object()
{
- if (function_exists('odbc_fetch_object'))
- {
- return odbc_fetch_object($this->result_id);
- }
- else
- {
- return $this->_odbc_fetch_object($this->result_id);
- }
+ return function_exists('odbc_fetch_object')
+ ? odbc_fetch_object($this->result_id)
+ : $this->_odbc_fetch_object($this->result_id);
}
// --------------------------------------------------------------------
@@ -192,15 +180,18 @@ class CI_DB_odbc_result extends CI_DB_result {
protected function _odbc_fetch_object(& $odbc_result)
{
$rs = array();
- $rs_obj = FALSE;
- if (odbc_fetch_into($odbc_result, $rs))
+ if ( ! odbc_fetch_into($odbc_result, $rs))
{
- foreach ($rs as $k => $v)
- {
- $field_name = odbc_field_name($odbc_result, $k+1);
- $rs_obj->$field_name = $v;
- }
+ return FALSE;
+ }
+
+ $rs_obj = new stdClass();
+ foreach ($rs as $k => $v)
+ {
+ $field_name = odbc_field_name($odbc_result, $k+1);
+ $rs_obj->$field_name = $v;
}
+
return $rs_obj;
}
@@ -217,16 +208,18 @@ class CI_DB_odbc_result extends CI_DB_result {
protected function _odbc_fetch_array(& $odbc_result)
{
$rs = array();
- $rs_assoc = FALSE;
- if (odbc_fetch_into($odbc_result, $rs))
+ if ( ! odbc_fetch_into($odbc_result, $rs))
{
- $rs_assoc = array();
- foreach ($rs as $k => $v)
- {
- $field_name = odbc_field_name($odbc_result, $k+1);
- $rs_assoc[$field_name] = $v;
- }
+ return FALSE;
+ }
+
+ $rs_assoc = array();
+ foreach ($rs as $k => $v)
+ {
+ $field_name = odbc_field_name($odbc_result, $k+1);
+ $rs_assoc[$field_name] = $v;
}
+
return $rs_assoc;
}
generated by cgit v1.2.3-24-g4f1b (git 2.32.0) at 2024-11-09 23:01:35 +0100