diff options
Diffstat (limited to 'framework/DataAccess/TAdodbProvider.php')
| -rw-r--r-- | framework/DataAccess/TAdodbProvider.php | 343 |
1 files changed, 0 insertions, 343 deletions
diff --git a/framework/DataAccess/TAdodbProvider.php b/framework/DataAccess/TAdodbProvider.php deleted file mode 100644 index 9d9453f9..00000000 --- a/framework/DataAccess/TAdodbProvider.php +++ /dev/null @@ -1,343 +0,0 @@ -<?php
-
-Prado::using('System.DataAccess.TDatabaseProvider');
-
-/**
- * Adbodb data access module.
- *
- * Usage:
- * <code>
- * $provider = new TAdodbProvider;
- * $provider->setConnectionString($dsn);
- * $connection = $provider->getConnection();
- * $resultSet = $connection->execute('....');
- * </code>
- *
- * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
- * @version $Revision: $ $Date: $
- * @package System.DataAccess
- * @since 3.0
- */
-class TAdodbProvider extends TDatabaseProvider
-{
- const FETCH_ASSOCIATIVE='associative';
- const FETCH_NUMERIC='numeric';
- const FETCH_BOTH='both';
- const FETCH_DEFAULT='default';
-
- private $_connection = null;
- private $_cachedir='';
- private $_fetchMode = 'associative';
-
- private static $_hasImported=false;
-
- private $_adodbLibrary='';
-
- public function getConnection()
- {
- if(is_null($this->_connection) || is_null($this->_connection->getProvider()))
- {
- $this->importAdodbLibrary();
- $this->_connection = new TAdodbConnection($this);
- }
- return $this->_connection;
- }
-
- /**
- * @return string the cache directory for adodb module
- */
- public function getCacheDir()
- {
- return $this->_cachedir;
- }
-
- public function getAdodbLibrary()
- {
- if(strlen($this->_adodbLibrary) < 1)
- return dirname(__FILE__).'/adodb';
- else
- return $this->_adodbLibrary;
- }
-
- public function setAdodbLibrary($path)
- {
- $this->_adodbLibrary = Prado::getPathOfNamespace($path);
- }
-
- public function importAdodbLibrary()
- {
- if(!self::$_hasImported)
- {
- require($this->getAdodbLibrary().'/adodb-exceptions.inc.php');
- require($this->getAdodbLibrary().'/adodb.inc.php');
- self::$_hasImported = true;
- }
- }
-
- /**
- * Sets the cache directory for ADODB (in adodb it is
- * called to $ADODB_CACHE_DIR)
- * @param string the cache directory for adodb module
- */
- public function setCacheDir($value)
- {
- $this->_cachedir=$value;
- }
-
- /**
- * @return string fetch mode of query data
- */
- public function getFetchMode()
- {
- return $this->_fetchMode;
- }
-
- /**
- * Sets the fetch mode of query data: Associative, Numeric, Both, Default (default)
- * @param string the fetch mode of query data
- */
- public function setFetchMode($value)
- {
- $value = strtolower($value);
- if($value===self::FETCH_ASSOCIATIVE || $value===self::FETCH_NUMERIC
- || $value===self::FETCH_BOTH)
- $this->_fetchMode=$value;
- else
- $this->_fetchMode=self::FETCH_DEFAULT;
- }
-
-}
-
-/**
- * TAdodbConnection is a wrapper class of the ADODB ADOConnection class.
- * For more information about the ADODB library, see {@link http://adodb.sourceforge.net/}.
- *
- * You can call any method implemented in ADOConnection class via TAdodbConnection,
- * such as TAdodbConnection::FetchRow(), and so on. The method calls
- * will be passed to ADOConnection class.
- *
- * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
- * @version $Revision: $ $Date: $
- * @package System.DataAccess
- * @since 3.0
- */
-class TAdodbConnection extends TDbConnection
-{
- private $_connection;
-
- /**
- * Constructor, initialize a new Adodb connection.
- * @param string|TAdodbProvider DSN connection string or a TAdodbProvider
- */
- public function __construct($provider=null)
- {
- parent::__construct($provider);
- if(is_string($provider))
- $this->initProvider($provider);
- }
-
- /**
- * Create a new provider for this connection using the DSN string.
- * @param string DSN connection string.
- */
- protected function initProvider($connectionString)
- {
- $provider = new TAdodbProvider();
- $provider->setConnectionString($connectionString);
- $this->setProvider($provider);
- }
-
- /**
- * Cleanup work before serializing.
- * This is a PHP defined magic method.
- * @return array the names of instance-variables to serialize.
- */
- public function __sleep()
- {
- //close any open connections before serializing.
- $this->close();
- $this->_connection = null;
- return array_keys(get_object_vars($this));
- }
-
- /**
- * This method will be automatically called when unserialization happens.
- * This is a PHP defined magic method.
- */
- public function __wakeup()
- {
- }
-
- /**
- * PHP magic function.
- * This method will pass all method calls to ADOConnection class
- * provided in the ADODB library.
- * @param mixed method name
- * @param mixed method call parameters
- * @param mixed return value of the method call
- */
- public function __call($method, $params)
- {
- if(is_null($this->_connection) || !$this->_connection->IsConnected())
- $this->open();
- return call_user_func_array(array($this->_connection,$method),$params);
- }
-
- public function getIsClosed()
- {
- return is_null($this->_connection) || !$this->_connection->IsConnected();
- }
-
- public function prepare($statement)
- {
- return $this->_connection->prepare($statement);
- }
-
- public function execute($sql, $parameters=array())
- {
- return $this->_connection->execute($sql, $parameters);
- }
-
- /**
- * Start a transaction on this connection.
- */
- public function beginTransaction()
- {
- return $this->_connection->StartTrans();
- }
-
- /**
- * Finish and cleanup transactions.
- */
- public function completeTransaction()
- {
- return $this->connection->CompleteTrans();
- }
-
- /**
- * Fail the current transaction.
- */
- public function failTransaction()
- {
- return $this->connection->FailTrans();
- }
-
- /**
- * @return boolean true if transaction has failed.
- */
- public function getHasTransactionFailed()
- {
- return $this->connection->HasFailedTrans();
- }
-
- public function commit()
- {
- return $this->connection->CommitTrans();
- }
-
-
- public function rollback()
- {
- return $this->connection->RollbackTrans();
- }
-
- /**
- * Establishes a DB connection.
- * An ADOConnection instance will be created if none.
- */
- public function open()
- {
- if($this->getIsClosed())
- {
- $provider = $this->getProvider();
- $provider->importAdodbLibrary();
- if(strlen($provider->getConnectionString()) < 1)
- {
- if(strlen($provider->getDriver()) < 1)
- throw new TDbConnectionException('db_driver_required');
-
- $this->_connection=ADONewConnection($provider->getDriver());
- $this->initConnection();
- }
- else
- $this->_connection=ADONewConnection($provider->getConnectionString());
- $this->initFetchMode();
- $this->initCacheDir();
- }
- return $this->_connection->IsConnected();
- }
-
- /**
- * Complete the database connection.
- */
- protected function initConnection()
- {
- $provider = $this->getProvider();
-
- if($provider->getUsePersistentConnection())
- {
- $this->_connection->PConnect($provider->getHost(),
- $provider->getUsername(),$provider->getPassword(),
- $provider->getDatabase());
- }
- else
- {
- $this->_connection->Connect($provider->getHost(),
- $provider->getUsername(),$provider->getPassword(),
- $provider->getDatabase());
- }
- }
-
- /**
- * Initialize the fetch mode.
- */
- protected function initFetchMode()
- {
- global $ADODB_FETCH_MODE;
- $provider = $this->getProvider();
- if($provider->getFetchMode()===TAdodbProvider::FETCH_ASSOCIATIVE)
- $ADODB_FETCH_MODE=ADODB_FETCH_ASSOC;
- else if($provider->fetchMode===TAdodbProvider::FETCH_NUMERIC)
- $ADODB_FETCH_MODE=ADODB_FETCH_NUM;
- else if($provider->fetchMode===TAdodbProvider::FETCH_BOTH)
- $ADODB_FETCH_MODE=ADODB_FETCH_BOTH;
- else
- $ADODB_FETCH_MODE=ADODB_FETCH_DEFAULT;
- }
-
- /**
- * Initialize the cache directory.
- */
- protected function initCacheDir()
- {
- global $ADODB_CACHE_DIR;
- $provider = $this->getProvider();
- if($provider->getCacheDir()!=='')
- $ADODB_CACHE_DIR=$provider->getCacheDir();
- }
-
- /**
- * Closes the DB connection.
- * You are not required to call this method as PHP will automatically
- * to close any DB connections when exiting a script.
- */
- public function close()
- {
- if(!is_null($this->_connection) && $this->_connection->IsConnected())
- $this->_connection->Close();
- }
-
- /**
- * @param string quote a string to be sent to the database.
- * @param boolean if true it ensure that the variable is not quoted twice,
- * once by quote and once by the magic_quotes_gpc.
- * @return string database specified quoted string
- */
- public function quote($string, $magic_quotes=false)
- {
- return $this->_connection->qstr($string, $magic_quotes);
- }
-
-}
-
-?>
\ No newline at end of file |