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import v1.1.0_beta1 | 2009-08-21

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6543
2019-07-17 22:16:19 +02:00
parent 2c1152f0d3
commit 8dee6b1a10
2306 changed files with 251360 additions and 23428 deletions
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196
libs/Zend/Db/Adapter/Oracle.php
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@ -19,11 +19,6 @@
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
/**
* @see Zend_Loader
*/
require_once 'Zend/Loader.php';
/**
* @see Zend_Db_Adapter_Abstract
*/
@ -93,6 +88,14 @@ class Zend_Db_Adapter_Oracle extends Zend_Db_Adapter_Abstract
*/
protected $_defaultStmtClass = 'Zend_Db_Statement_Oracle';
/**
* Check if LOB field are returned as string
* instead of OCI-Lob object
*
* @var boolean
*/
protected $_lobAsString = null;
/**
* Creates a connection resource.
*
@ -114,16 +117,11 @@ class Zend_Db_Adapter_Oracle extends Zend_Db_Adapter_Abstract
throw new Zend_Db_Adapter_Oracle_Exception('The OCI8 extension is required for this adapter but the extension is not loaded');
}
if (isset($this->_config['dbname'])) {
$this->_connection = @oci_connect(
$this->_connection = @oci_connect(
$this->_config['username'],
$this->_config['password'],
$this->_config['dbname']);
} else {
$this->_connection = oci_connect(
$this->_config['username'],
$this->_config['password']);
}
$this->_config['dbname'],
$this->_config['charset']);
// check the connection
if (!$this->_connection) {
@ -135,6 +133,17 @@ class Zend_Db_Adapter_Oracle extends Zend_Db_Adapter_Abstract
}
}
/**
* Test if a connection is active
*
* @return boolean
*/
public function isConnected()
{
return ((bool) (is_resource($this->_connection)
&& get_resource_type($this->_connection) == 'oci8 connection'));
}
/**
* Force the connection to close.
*
@ -142,12 +151,43 @@ class Zend_Db_Adapter_Oracle extends Zend_Db_Adapter_Abstract
*/
public function closeConnection()
{
if (is_resource($this->_connection)) {
if ($this->isConnected()) {
oci_close($this->_connection);
}
$this->_connection = null;
}
/**
* Activate/deactivate return of LOB as string
*
* @param string $lob_as_string
* @return Zend_Db_Adapter_Oracle
*/
public function setLobAsString($lobAsString)
{
$this->_lobAsString = (bool) $lobAsString;
return $this;
}
/**
* Return whether or not LOB are returned as string
*
* @return boolean
*/
public function getLobAsString()
{
if ($this->_lobAsString === null) {
// if never set by user, we use driver option if it exists otherwise false
if (isset($this->_config['driver_options']) &&
isset($this->_config['driver_options']['lob_as_string'])) {
$this->_lobAsString = (bool) $this->_config['driver_options']['lob_as_string'];
} else {
$this->_lobAsString = false;
}
}
return $this->_lobAsString;
}
/**
* Returns an SQL statement for preparation.
*
@ -158,8 +198,14 @@ class Zend_Db_Adapter_Oracle extends Zend_Db_Adapter_Abstract
{
$this->_connect();
$stmtClass = $this->_defaultStmtClass;
Zend_Loader::loadClass($stmtClass);
if (!class_exists($stmtClass)) {
require_once 'Zend/Loader.php';
Zend_Loader::loadClass($stmtClass);
}
$stmt = new $stmtClass($this, $sql);
if ($stmt instanceof Zend_Db_Statement_Oracle) {
$stmt->setLobAsString($this->getLobAsString());
}
$stmt->setFetchMode($this->_fetchMode);
return $stmt;
}
@ -301,21 +347,46 @@ class Zend_Db_Adapter_Oracle extends Zend_Db_Adapter_Abstract
*/
public function describeTable($tableName, $schemaName = null)
{
$sql = "SELECT TC.TABLE_NAME, TB.OWNER, TC.COLUMN_NAME, TC.DATA_TYPE,
TC.DATA_DEFAULT, TC.NULLABLE, TC.COLUMN_ID, TC.DATA_LENGTH,
TC.DATA_SCALE, TC.DATA_PRECISION, C.CONSTRAINT_TYPE, CC.POSITION
FROM ALL_TAB_COLUMNS TC
LEFT JOIN (ALL_CONS_COLUMNS CC JOIN ALL_CONSTRAINTS C
ON (CC.CONSTRAINT_NAME = C.CONSTRAINT_NAME AND CC.TABLE_NAME = C.TABLE_NAME AND C.CONSTRAINT_TYPE = 'P'))
ON TC.TABLE_NAME = CC.TABLE_NAME AND TC.COLUMN_NAME = CC.COLUMN_NAME
JOIN ALL_TABLES TB ON (TB.TABLE_NAME = TC.TABLE_NAME AND TB.OWNER = TC.OWNER)
WHERE UPPER(TC.TABLE_NAME) = UPPER(:TBNAME)";
$bind[':TBNAME'] = $tableName;
if ($schemaName) {
$sql .= ' AND UPPER(TB.OWNER) = UPPER(:SCNAME)';
$bind[':SCNAME'] = $schemaName;
$version = $this->getServerVersion();
if (($version === null) || version_compare($version, '9.0.0', '>=')) {
$sql = "SELECT TC.TABLE_NAME, TC.OWNER, TC.COLUMN_NAME, TC.DATA_TYPE,
TC.DATA_DEFAULT, TC.NULLABLE, TC.COLUMN_ID, TC.DATA_LENGTH,
TC.DATA_SCALE, TC.DATA_PRECISION, C.CONSTRAINT_TYPE, CC.POSITION
FROM ALL_TAB_COLUMNS TC
LEFT JOIN (ALL_CONS_COLUMNS CC JOIN ALL_CONSTRAINTS C
ON (CC.CONSTRAINT_NAME = C.CONSTRAINT_NAME AND CC.TABLE_NAME = C.TABLE_NAME AND C.CONSTRAINT_TYPE = 'P'))
ON TC.TABLE_NAME = CC.TABLE_NAME AND TC.COLUMN_NAME = CC.COLUMN_NAME
WHERE UPPER(TC.TABLE_NAME) = UPPER(:TBNAME)";
$bind[':TBNAME'] = $tableName;
if ($schemaName) {
$sql .= ' AND UPPER(TC.OWNER) = UPPER(:SCNAME)';
$bind[':SCNAME'] = $schemaName;
}
$sql .= ' ORDER BY TC.COLUMN_ID';
} else {
$subSql="SELECT AC.OWNER, AC.TABLE_NAME, ACC.COLUMN_NAME, AC.CONSTRAINT_TYPE, ACC.POSITION
from ALL_CONSTRAINTS AC, ALL_CONS_COLUMNS ACC
WHERE ACC.CONSTRAINT_NAME = AC.CONSTRAINT_NAME
AND ACC.TABLE_NAME = AC.TABLE_NAME
AND ACC.OWNER = AC.OWNER
AND AC.CONSTRAINT_TYPE = 'P'
AND UPPER(AC.TABLE_NAME) = UPPER(:TBNAME)";
$bind[':TBNAME'] = $tableName;
if ($schemaName) {
$subSql .= ' AND UPPER(ACC.OWNER) = UPPER(:SCNAME)';
$bind[':SCNAME'] = $schemaName;
}
$sql="SELECT TC.TABLE_NAME, TC.OWNER, TC.COLUMN_NAME, TC.DATA_TYPE,
TC.DATA_DEFAULT, TC.NULLABLE, TC.COLUMN_ID, TC.DATA_LENGTH,
TC.DATA_SCALE, TC.DATA_PRECISION, CC.CONSTRAINT_TYPE, CC.POSITION
FROM ALL_TAB_COLUMNS TC, ($subSql) CC
WHERE UPPER(TC.TABLE_NAME) = UPPER(:TBNAME)
AND TC.OWNER = CC.OWNER(+) AND TC.TABLE_NAME = CC.TABLE_NAME(+) AND TC.COLUMN_NAME = CC.COLUMN_NAME(+)";
if ($schemaName) {
$sql .= ' AND UPPER(TC.OWNER) = UPPER(:SCNAME)';
}
$sql .= ' ORDER BY TC.COLUMN_ID';
}
$sql .= ' ORDER BY TC.COLUMN_ID';
$stmt = $this->query($sql, $bind);
@ -486,12 +557,12 @@ class Zend_Db_Adapter_Oracle extends Zend_Db_Adapter_Abstract
*/
$limit_sql = "SELECT z2.*
FROM (
SELECT ROWNUM AS zend_db_rownum, z1.*
SELECT z1.*, ROWNUM AS \"zend_db_rownum\"
FROM (
" . $sql . "
) z1
) z2
WHERE z2.zend_db_rownum BETWEEN " . ($offset+1) . " AND " . ($offset+$count);
WHERE z2.\"zend_db_rownum\" BETWEEN " . ($offset+1) . " AND " . ($offset+$count);
return $limit_sql;
}
@ -565,48 +636,6 @@ class Zend_Db_Adapter_Oracle extends Zend_Db_Adapter_Abstract
return $result;
}
/**
* Updates table rows with specified data based on a WHERE clause.
*
* @param mixed $table The table to update.
* @param array $bind Column-value pairs.
* @param array|string $where UPDATE WHERE clause(s).
* @return int The number of affected rows.
*/
public function update($table, array $bind, $where = '')
{
$i = 0;
// build "col = ?" pairs for the statement
$set = array();
foreach ($bind as $col => $val) {
if ($val instanceof Zend_Db_Expr) {
$val = $val->__toString();
unset($bind[$col]);
} else {
unset($bind[$col]);
$bind[':'.$col.$i] = $val;
$val = ':'.$col.$i;
}
$set[] = $this->quoteIdentifier($col, true) . ' = ' . $val;
$i++;
}
if (is_array($where)) {
$where = implode(' AND ', $where);
}
// build the statement
$sql = "UPDATE "
. $this->quoteIdentifier($table, true)
. ' SET ' . implode(', ', $set)
. (($where) ? " WHERE $where" : '');
// execute the statement and return the number of affected rows
$stmt = $this->query($sql, $bind);
$result = $stmt->rowCount();
return $result;
}
/**
* Check if the adapter supports real SQL parameters.
*
@ -624,5 +653,24 @@ class Zend_Db_Adapter_Oracle extends Zend_Db_Adapter_Abstract
}
}
/**
* Retrieve server version in PHP style
*
* @return string
*/
public function getServerVersion()
{
$this->_connect();
$version = oci_server_version($this->_connection);
if ($version !== false) {
$matches = null;
if (preg_match('/((?:[0-9]{1,2}\.){1,3}[0-9]{1,2})/', $version, $matches)) {
return $matches[1];
} else {
return null;
}
} else {
return null;
}
}
}