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- DibiDriver::format splitted into escape() & unescape()

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- added DibiConnection::unescape
- DibiPostgreDriver support escaping & unescaping BYTEA type
This commit is contained in:
David Grudl
2008-05-25 18:44:43 +00:00
parent 3728b16a21
commit c23bf15a3d
14 changed files with 401 additions and 133 deletions
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66
dibi/drivers/postgre.php
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@@ -224,31 +224,69 @@ class DibiPostgreDriver extends /*Nette::*/Object implements IDibiDriver
/**
* Format to SQL command.
* Encodes data for use in an SQL statement.
*
* @param string value
* @param string type (dibi::FIELD_TEXT, dibi::FIELD_BOOL, dibi::FIELD_DATE, dibi::FIELD_DATETIME, dibi::IDENTIFIER)
* @return string formatted value
* @param string type (dibi::FIELD_TEXT, dibi::FIELD_BOOL, ...)
* @return string encoded value
* @throws InvalidArgumentException
*/
public function format($value, $type)
public function escape($value, $type)
{
if ($type === dibi::FIELD_TEXT) {
if ($this->escMethod) return "'" . pg_escape_string($this->connection, $value) . "'";
return "'" . pg_escape_string($value) . "'";
}
switch ($type) {
case dibi::FIELD_TEXT:
if ($this->escMethod) {
return "'" . pg_escape_string($this->connection, $value) . "'";
} else {
return "'" . pg_escape_string($value) . "'";
}
if ($type === dibi::IDENTIFIER) {
case dibi::FIELD_BINARY:
if ($this->escMethod) {
return "'" . pg_escape_bytea($this->connection, $value) . "'";
} else {
return "'" . pg_escape_bytea($value) . "'";
}
case dibi::IDENTIFIER:
$a = strrpos($value, '.');
if ($a === FALSE) return '"' . str_replace('"', '""', $value) . '"';
// table.col delimite as table."col"
return substr($value, 0, $a) . '."' . str_replace('"', '""', substr($value, $a + 1)) . '"';
}
if ($type === dibi::FIELD_BOOL) return $value ? 'TRUE' : 'FALSE';
if ($type === dibi::FIELD_DATE) return date("'Y-m-d'", $value);
if ($type === dibi::FIELD_DATETIME) return date("'Y-m-d H:i:s'", $value);
throw new InvalidArgumentException('Unsupported formatting type.');
case dibi::FIELD_BOOL:
return $value ? 'TRUE' : 'FALSE';
case dibi::FIELD_DATE:
return date("'Y-m-d'", $value);
case dibi::FIELD_DATETIME:
return date("'Y-m-d H:i:s'", $value);
default:
throw new InvalidArgumentException('Unsupported type.');
}
}
/**
* Decodes data from resultset.
*
* @param string value
* @param string type (dibi::FIELD_BINARY)
* @return string decoded value
* @throws InvalidArgumentException
*/
public function unescape($value, $type)
{
switch ($type) {
case dibi::FIELD_BINARY:
return pg_unescape_bytea($value);
default:
throw new InvalidArgumentException('Unsupported type.');
}
}