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Code Issues Releases Wiki Activity

* renamed some files libs

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* added doc comments to drivers
* DibiDriver::prepare() renamed to config()
* fixed connection error handling in Postgre driver
This commit is contained in:
David Grudl
2007-11-09 02:28:27 +00:00
parent 6492fe10b6
commit 8a6d664876
18 changed files with 978 additions and 154 deletions
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119
dibi/drivers/postgre.php
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@@ -27,6 +27,10 @@
*/
class DibiPostgreDriver extends DibiDriver
{
/**
* Describes how convert some datatypes to SQL command
* @var array
*/
public $formats = array(
'TRUE' => "TRUE",
'FALSE' => "FALSE",
@@ -43,18 +47,26 @@ class DibiPostgreDriver extends DibiDriver
/**
* Creates object and (optionally) connects to a database
*
* @param array connect configuration
* @throws DibiException
*/
public function __construct($config)
public function __construct(array $config)
{
self::prepare($config, 'database', 'string');
self::prepare($config, 'type');
self::config($config, 'database', 'string');
self::config($config, 'type');
parent::__construct($config);
}
/**
* Connects to a database
*
* @throws DibiException
* @return resource
*/
protected function connect()
{
if (!extension_loaded('pgsql')) {
@@ -63,14 +75,25 @@ class DibiPostgreDriver extends DibiDriver
$config = $this->getConfig();
// some errors aren't handled. Must use $php_errormsg
if (function_exists('ini_set')) {
$save = ini_set('track_errors', TRUE);
}
$php_errormsg = '';
if (isset($config['persistent'])) {
$connection = @pg_connect($config['database'], $config['type']);
} else {
$connection = @pg_pconnect($config['database'], $config['type']);
}
if (function_exists('ini_set')) {
ini_set('track_errors', $save);
}
if (!is_resource($connection)) {
throw new DibiDatabaseException(pg_last_error());
throw new DibiDatabaseException($php_errormsg);
}
if (isset($config['charset'])) {
@@ -84,6 +107,13 @@ class DibiPostgreDriver extends DibiDriver
/**
* Executes the SQL query
*
* @param string SQL statement.
* @return DibiResult|TRUE Result set object
* @throws DibiException
*/
public function nativeQuery($sql)
{
$this->affectedRows = FALSE;
@@ -97,6 +127,13 @@ class DibiPostgreDriver extends DibiDriver
/**
* Internal: Executes the SQL query
*
* @param string SQL statement.
* @return DibiResult|TRUE Result set object
* @throws DibiDatabaseException
*/
protected function doQuery($sql)
{
$connection = $this->getConnection();
@@ -111,6 +148,11 @@ class DibiPostgreDriver extends DibiDriver
/**
* Gets the number of affected rows by the last INSERT, UPDATE or DELETE query
*
* @return int number of rows or FALSE on error
*/
public function affectedRows()
{
return $this->affectedRows;
@@ -118,6 +160,11 @@ class DibiPostgreDriver extends DibiDriver
/**
* Retrieves the ID generated for an AUTO_INCREMENT column by the previous INSERT query
*
* @return int|FALSE int on success or FALSE on failure
*/
public function insertId($sequence = NULL)
{
if ($sequence === NULL) {
@@ -138,6 +185,10 @@ class DibiPostgreDriver extends DibiDriver
/**
* Begins a transaction (if supported).
* @return void
*/
public function begin()
{
$this->doQuery('BEGIN');
@@ -146,6 +197,10 @@ class DibiPostgreDriver extends DibiDriver
/**
* Commits statements in a transaction.
* @return void
*/
public function commit()
{
$this->doQuery('COMMIT');
@@ -154,6 +209,10 @@ class DibiPostgreDriver extends DibiDriver
/**
* Rollback changes in a transaction.
* @return void
*/
public function rollback()
{
$this->doQuery('ROLLBACK');
@@ -162,6 +221,11 @@ class DibiPostgreDriver extends DibiDriver
/**
* Returns last error
*
* @return array with items 'message' and 'code'
*/
public function errorInfo()
{
return array(
@@ -172,6 +236,13 @@ class DibiPostgreDriver extends DibiDriver
/**
* Escapes the string
*
* @param string unescaped string
* @param bool quote string?
* @return string escaped and optionally quoted string
*/
public function escape($value, $appendQuotes = TRUE)
{
return $appendQuotes
@@ -181,6 +252,12 @@ class DibiPostgreDriver extends DibiDriver
/**
* Delimites identifier (table's or column's name, etc.)
*
* @param string identifier
* @return string delimited identifier
*/
public function delimite($value)
{
$value = str_replace('"', '""', $value);
@@ -189,6 +266,11 @@ class DibiPostgreDriver extends DibiDriver
/**
* Gets a information of the current database.
*
* @return DibiMetaData
*/
public function getMetaData()
{
throw new BadMethodCallException(__METHOD__ . ' is not implemented');
@@ -197,7 +279,12 @@ class DibiPostgreDriver extends DibiDriver
/**
* @see DibiDriver::applyLimit()
* Injects LIMIT/OFFSET to the SQL query
*
* @param string &$sql The SQL query that will be modified.
* @param int $limit
* @param int $offset
* @return void
*/
public function applyLimit(&$sql, $limit, $offset = 0)
{
@@ -222,6 +309,11 @@ class DibiPostgreDriver extends DibiDriver
class DibiPostgreResult extends DibiResult
{
/**
* Returns the number of rows in a result set
*
* @return int
*/
public function rowCount()
{
return pg_num_rows($this->resource);
@@ -229,6 +321,12 @@ class DibiPostgreResult extends DibiResult
/**
* Fetches the row at current position and moves the internal cursor to the next position
* internal usage only
*
* @return array|FALSE array on success, FALSE if no next record
*/
protected function doFetch()
{
return pg_fetch_array($this->resource, NULL, PGSQL_ASSOC);
@@ -236,6 +334,12 @@ class DibiPostgreResult extends DibiResult
/**
* Moves cursor position without fetching row
*
* @param int the 0-based cursor pos to seek to
* @return boolean TRUE on success, FALSE if unable to seek to specified record
*/
public function seek($row)
{
return pg_result_seek($this->resource, $row);
@@ -243,6 +347,11 @@ class DibiPostgreResult extends DibiResult
/**
* Frees the resources allocated for this result set
*
* @return void
*/
protected function free()
{
pg_free_result($this->resource);