old mode 100755
new mode 100644
| | |
| | | // +----------------------------------------------------------------------+ |
| | | // | PHP versions 4 and 5 | |
| | | // +----------------------------------------------------------------------+ |
| | | // | Copyright (c) 1998-2004 Manuel Lemos, Tomas V.V.Cox, | |
| | | // | Copyright (c) 1998-2007 Manuel Lemos, Tomas V.V.Cox, | |
| | | // | Stig. S. Bakken, Lukas Smith | |
| | | // | All rights reserved. | |
| | | // +----------------------------------------------------------------------+ |
| | |
| | | // | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
| | | // | POSSIBILITY OF SUCH DAMAGE. | |
| | | // +----------------------------------------------------------------------+ |
| | | // | Authors: Lukas Smith <smith@pooteeweet.org> | |
| | | // | Authors: Lukas Smith <smith@pooteeweet.org> | |
| | | // | Daniel Convissor <danielc@php.net> | |
| | | // +----------------------------------------------------------------------+ |
| | | // |
| | | // $Id$ |
| | | // $Id: mssql.php,v 1.65 2008/02/19 14:54:17 afz Exp $ |
| | | // |
| | | |
| | | require_once 'MDB2/Driver/Datatype/Common.php'; |
| | |
| | | */ |
| | | class MDB2_Driver_Datatype_mssql extends MDB2_Driver_Datatype_Common |
| | | { |
| | | // {{{ convertResult() |
| | | // {{{ _baseConvertResult() |
| | | |
| | | /** |
| | | * convert a value to a RDBMS indepdenant MDB2 type |
| | | * general type conversion method |
| | | * |
| | | * @param mixed $value value to be converted |
| | | * @param int $type constant that specifies which type to convert to |
| | | * @return mixed converted value |
| | | * @access public |
| | | * @param mixed $value refernce to a value to be converted |
| | | * @param string $type specifies which type to convert to |
| | | * @param boolean $rtrim [optional] when TRUE [default], apply rtrim() to text |
| | | * @return object a MDB2 error on failure |
| | | * @access protected |
| | | */ |
| | | function convertResult($value, $type) |
| | | function _baseConvertResult($value, $type, $rtrim = true) |
| | | { |
| | | if (is_null($value)) { |
| | | return null; |
| | |
| | | $value = substr($value,11,8); |
| | | } |
| | | return $value; |
| | | default: |
| | | return $this->_baseConvertResult($value,$type); |
| | | } |
| | | return parent::_baseConvertResult($value, $type, $rtrim); |
| | | } |
| | | |
| | | // }}} |
| | | // {{{ _getCollationFieldDeclaration() |
| | | |
| | | /** |
| | | * Obtain DBMS specific SQL code portion needed to set the COLLATION |
| | | * of a field declaration to be used in statements like CREATE TABLE. |
| | | * |
| | | * @param string $collation name of the collation |
| | | * |
| | | * @return string DBMS specific SQL code portion needed to set the COLLATION |
| | | * of a field declaration. |
| | | */ |
| | | function _getCollationFieldDeclaration($collation) |
| | | { |
| | | return 'COLLATE '.$collation; |
| | | } |
| | | |
| | | // }}} |
| | | // {{{ getTypeDeclaration() |
| | | |
| | | /** |
| | | * Obtain DBMS specific SQL code portion needed to declare an text type |
| | | * field to be used in statements like CREATE TABLE. |
| | | * |
| | | * @param array $field associative array with the name of the properties |
| | | * of the field being declared as array indexes. Currently, the types |
| | | * of supported field properties are as follows: |
| | | * |
| | | * length |
| | | * Integer value that determines the maximum length of the text |
| | | * field. If this argument is missing the field should be |
| | | * declared to have the longest length allowed by the DBMS. |
| | | * |
| | | * default |
| | | * Text value to be used as default for this field. |
| | | * |
| | | * notnull |
| | | * Boolean flag that indicates whether this field is constrained |
| | | * to not be set to null. |
| | | * @return string DBMS specific SQL code portion that should be used to |
| | | * declare the specified field. |
| | | * @access public |
| | | */ |
| | | function getTypeDeclaration($field) |
| | | { |
| | | $db =& $this->getDBInstance(); |
| | | if (PEAR::isError($db)) { |
| | | return $db; |
| | | } |
| | | |
| | | switch ($field['type']) { |
| | | case 'text': |
| | | $length = !empty($field['length']) |
| | | ? $field['length'] : false; |
| | | $fixed = !empty($field['fixed']) ? $field['fixed'] : false; |
| | | return $fixed ? ($length ? 'CHAR('.$length.')' : 'CHAR('.$db->options['default_text_field_length'].')') |
| | | : ($length ? 'VARCHAR('.$length.')' : 'TEXT'); |
| | | case 'clob': |
| | | if (!empty($field['length'])) { |
| | | $length = $field['length']; |
| | | if ($length <= 8000) { |
| | | return 'VARCHAR('.$length.')'; |
| | | } |
| | | } |
| | | return 'TEXT'; |
| | | case 'blob': |
| | | if (!empty($field['length'])) { |
| | | $length = $field['length']; |
| | | if ($length <= 8000) { |
| | | return "VARBINARY($length)"; |
| | | } |
| | | } |
| | | return 'IMAGE'; |
| | | case 'integer': |
| | | return 'INT'; |
| | | case 'boolean': |
| | | return 'BIT'; |
| | | case 'date': |
| | | return 'CHAR ('.strlen('YYYY-MM-DD').')'; |
| | | case 'time': |
| | | return 'CHAR ('.strlen('HH:MM:SS').')'; |
| | | case 'timestamp': |
| | | return 'CHAR ('.strlen('YYYY-MM-DD HH:MM:SS').')'; |
| | | case 'float': |
| | | return 'FLOAT'; |
| | | case 'decimal': |
| | | $length = !empty($field['length']) ? $field['length'] : 18; |
| | | $scale = !empty($field['scale']) ? $field['scale'] : $db->options['decimal_places']; |
| | | return 'DECIMAL('.$length.','.$scale.')'; |
| | | } |
| | | return ''; |
| | | } |
| | | |
| | | // }}} |
| | |
| | | * Obtain DBMS specific SQL code portion needed to declare an integer type |
| | | * field to be used in statements like CREATE TABLE. |
| | | * |
| | | * @param string $name name the field to be declared. |
| | | * @param array $field associative array with the name of the properties |
| | | * of the field being declared as array indexes. Currently, the types |
| | | * of supported field properties are as follows: |
| | | * @param string $name name the field to be declared. |
| | | * @param string $field associative array with the name of the properties |
| | | * of the field being declared as array indexes. |
| | | * Currently, the types of supported field |
| | | * properties are as follows: |
| | | * |
| | | * unsigned |
| | | * Boolean flag that indicates whether the field should be |
| | | * declared as unsigned integer if possible. |
| | | * unsigned |
| | | * Boolean flag that indicates whether the field |
| | | * should be declared as unsigned integer if |
| | | * possible. |
| | | * |
| | | * default |
| | | * Integer value to be used as default for this field. |
| | | * default |
| | | * Integer value to be used as default for this |
| | | * field. |
| | | * |
| | | * notnull |
| | | * Boolean flag that indicates whether this field is constrained |
| | | * to not be set to null. |
| | | * @return string DBMS specific SQL code portion that should be used to |
| | | * declare the specified field. |
| | | * notnull |
| | | * Boolean flag that indicates whether this field is |
| | | * constrained to not be set to null. |
| | | * @return string DBMS specific SQL code portion that should be used to |
| | | * declare the specified field. |
| | | * @access protected |
| | | */ |
| | | function _getIntegerDeclaration($name, $field) |
| | | { |
| | | if (array_key_exists('unsigned', $field) && $field['unsigned']) { |
| | | $db =& $this->getDBInstance(); |
| | | if (PEAR::isError($db)) { |
| | | return $db; |
| | | } |
| | | $db =& $this->getDBInstance(); |
| | | if (PEAR::isError($db)) { |
| | | return $db; |
| | | } |
| | | |
| | | $notnull = empty($field['notnull']) ? ' NULL' : ' NOT NULL'; |
| | | $default = $autoinc = ''; |
| | | if (!empty($field['autoincrement'])) { |
| | | $autoinc = ' IDENTITY PRIMARY KEY'; |
| | | } elseif (array_key_exists('default', $field)) { |
| | | if ($field['default'] === '') { |
| | | $field['default'] = 0; |
| | | } |
| | | if (is_null($field['default'])) { |
| | | $default = ' DEFAULT (null)'; |
| | | } else { |
| | | $default = ' DEFAULT (' . $this->quote($field['default'], 'integer') . ')'; |
| | | } |
| | | } |
| | | |
| | | if (!empty($field['unsigned'])) { |
| | | $db->warnings[] = "unsigned integer field \"$name\" is being declared as signed integer"; |
| | | } |
| | | $default = array_key_exists('default', $field) ? ' DEFAULT '. |
| | | $this->quote($field['default'], 'integer') : ''; |
| | | $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ' NULL'; |
| | | return $name.' INT'.$default.$notnull; |
| | | } |
| | | |
| | | // }}} |
| | | // {{{ _getTextDeclaration() |
| | | |
| | | /** |
| | | * Obtain DBMS specific SQL code portion needed to declare an text type |
| | | * field to be used in statements like CREATE TABLE. |
| | | * |
| | | * @param string $name name the field to be declared. |
| | | * @param array $field associative array with the name of the properties |
| | | * of the field being declared as array indexes. Currently, the types |
| | | * of supported field properties are as follows: |
| | | * |
| | | * length |
| | | * Integer value that determines the maximum length of the text |
| | | * field. If this argument is missing the field should be |
| | | * declared to have the longest length allowed by the DBMS. |
| | | * |
| | | * default |
| | | * Text value to be used as default for this field. |
| | | * |
| | | * notnull |
| | | * Boolean flag that indicates whether this field is constrained |
| | | * to not be set to null. |
| | | * @return string DBMS specific SQL code portion that should be used to |
| | | * declare the specified field. |
| | | * @access protected |
| | | */ |
| | | function _getTextDeclaration($name, $field) |
| | | { |
| | | $type = array_key_exists('length', $field) ? 'VARCHAR ('.$field['length'].')' : 'TEXT'; |
| | | $default = array_key_exists('default', $field) ? ' DEFAULT '. |
| | | $this->quote($field['default'], 'text') : ''; |
| | | $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ' NULL'; |
| | | return $name.' '.$type.$default.$notnull; |
| | | $name = $db->quoteIdentifier($name, true); |
| | | return $name.' '.$this->getTypeDeclaration($field).$notnull.$default.$autoinc; |
| | | } |
| | | |
| | | // }}} |
| | |
| | | * Obtain DBMS specific SQL code portion needed to declare an character |
| | | * large object type field to be used in statements like CREATE TABLE. |
| | | * |
| | | * @param string $name name the field to be declared. |
| | | * @param string $field associative array with the name of the |
| | | * properties of the field being declared as array |
| | | * indexes. Currently, the types of supported field |
| | | * properties are as follows: |
| | | * @param string $name name the field to be declared. |
| | | * @param array $field associative array with the name of the properties |
| | | * of the field being declared as array indexes. Currently, the types |
| | | * of supported field properties are as follows: |
| | | * |
| | | * length |
| | | * Integer value that determines the maximum length |
| | | * of the large object field. If this argument is |
| | | * missing the field should be declared to have the |
| | | * longest length allowed by the DBMS. |
| | | * length |
| | | * Integer value that determines the maximum length of the large |
| | | * object field. If this argument is missing the field should be |
| | | * declared to have the longest length allowed by the DBMS. |
| | | * |
| | | * notnull |
| | | * Boolean flag that indicates whether this field |
| | | * is constrained to not be set to null. |
| | | * @return string DBMS specific SQL code portion that should be used to |
| | | * declare the specified field. |
| | | * @access protected |
| | | * notnull |
| | | * Boolean flag that indicates whether this field is constrained |
| | | * to not be set to null. |
| | | * @return string DBMS specific SQL code portion that should be used to |
| | | * declare the specified field. |
| | | * @access public |
| | | */ |
| | | function _getCLOBDeclaration($name, $field) |
| | | { |
| | | if (array_key_exists('length', $field)) { |
| | | $length = $field['length']; |
| | | if ($length <= 8000) { |
| | | $type = "VARCHAR($length)"; |
| | | } else { |
| | | $type = 'TEXT'; |
| | | } |
| | | } else { |
| | | $type = 'TEXT'; |
| | | $db =& $this->getDBInstance(); |
| | | if (PEAR::isError($db)) { |
| | | return $db; |
| | | } |
| | | $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ' NULL'; |
| | | return $name.' '.$type.$notnull; |
| | | |
| | | $notnull = empty($field['notnull']) ? ' NULL' : ' NOT NULL'; |
| | | $name = $db->quoteIdentifier($name, true); |
| | | return $name.' '.$this->getTypeDeclaration($field).$notnull; |
| | | } |
| | | |
| | | // }}} |
| | |
| | | * Obtain DBMS specific SQL code portion needed to declare an binary large |
| | | * object type field to be used in statements like CREATE TABLE. |
| | | * |
| | | * @param string $name name the field to be declared. |
| | | * @param string $field associative array with the name of the properties |
| | | * of the field being declared as array indexes. |
| | | * Currently, the types of supported field |
| | | * properties are as follows: |
| | | * @param string $name name the field to be declared. |
| | | * @param array $field associative array with the name of the properties |
| | | * of the field being declared as array indexes. Currently, the types |
| | | * of supported field properties are as follows: |
| | | * |
| | | * length |
| | | * Integer value that determines the maximum length |
| | | * of the large object field. If this argument is |
| | | * missing the field should be declared to have the |
| | | * longest length allowed by the DBMS. |
| | | * length |
| | | * Integer value that determines the maximum length of the large |
| | | * object field. If this argument is missing the field should be |
| | | * declared to have the longest length allowed by the DBMS. |
| | | * |
| | | * notnull |
| | | * Boolean flag that indicates whether this field is |
| | | * constrained to not be set to null. |
| | | * @return string DBMS specific SQL code portion that should be used to |
| | | * declare the specified field. |
| | | * notnull |
| | | * Boolean flag that indicates whether this field is constrained |
| | | * to not be set to null. |
| | | * @return string DBMS specific SQL code portion that should be used to |
| | | * declare the specified field. |
| | | * @access protected |
| | | */ |
| | | function _getBLOBDeclaration($name, $field) |
| | | { |
| | | if (array_key_exists('length', $field)) { |
| | | $length = $field['length']; |
| | | if ($length <= 8000) { |
| | | $type = "VARBINARY($length)"; |
| | | } else { |
| | | $type = 'IMAGE'; |
| | | } |
| | | } else { |
| | | $type = 'IMAGE'; |
| | | } |
| | | $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ' NULL'; |
| | | return $name.' '.$type.$notnull; |
| | | } |
| | | |
| | | // }}} |
| | | // {{{ _getBooleanDeclaration() |
| | | |
| | | /** |
| | | * Obtain DBMS specific SQL code portion needed to declare a boolean type |
| | | * field to be used in statements like CREATE TABLE. |
| | | * |
| | | * @param string $name name the field to be declared. |
| | | * @param array $field associative array with the name of the properties |
| | | * of the field being declared as array indexes. Currently, the types |
| | | * of supported field properties are as follows: |
| | | * |
| | | * default |
| | | * Boolean value to be used as default for this field. |
| | | * |
| | | * notnull |
| | | * Boolean flag that indicates whether this field is constrained |
| | | * to not be set to null. |
| | | * @return string DBMS specific SQL code portion that should be used to |
| | | * declare the specified field. |
| | | * @access protected |
| | | */ |
| | | function _getBooleanDeclaration($name, $field) |
| | | { |
| | | $default = array_key_exists('default', $field) ? ' DEFAULT '. |
| | | $this->quote($field['default'], 'boolean') : ''; |
| | | $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ' NULL'; |
| | | return $name.' BIT'.$default.$notnull; |
| | | } |
| | | |
| | | // }}} |
| | | // {{{ _getDateDeclaration() |
| | | |
| | | /** |
| | | * Obtain DBMS specific SQL code portion needed to declare a date type |
| | | * field to be used in statements like CREATE TABLE. |
| | | * |
| | | * @param string $name name the field to be declared. |
| | | * @param array $field associative array with the name of the properties |
| | | * of the field being declared as array indexes. Currently, the types |
| | | * of supported field properties are as follows: |
| | | * |
| | | * default |
| | | * Date value to be used as default for this field. |
| | | * |
| | | * notnull |
| | | * Boolean flag that indicates whether this field is constrained |
| | | * to not be set to null. |
| | | * @return string DBMS specific SQL code portion that should be used to |
| | | * declare the specified field. |
| | | * @access protected |
| | | */ |
| | | function _getDateDeclaration($name, $field) |
| | | { |
| | | $default = array_key_exists('default', $field) ? ' DEFAULT '. |
| | | $this->quote($field['default'], 'date') : ''; |
| | | $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ' NULL'; |
| | | return $name.' CHAR ('.strlen('YYYY-MM-DD').')'.$default.$notnull; |
| | | } |
| | | |
| | | // }}} |
| | | // {{{ _getTimestampDeclaration() |
| | | |
| | | /** |
| | | * Obtain DBMS specific SQL code portion needed to declare a timestamp |
| | | * field to be used in statements like CREATE TABLE. |
| | | * |
| | | * @param string $name name the field to be declared. |
| | | * @param array $field associative array with the name of the properties |
| | | * of the field being declared as array indexes. Currently, the types |
| | | * of supported field properties are as follows: |
| | | * |
| | | * default |
| | | * Timestamp value to be used as default for this field. |
| | | * |
| | | * notnull |
| | | * Boolean flag that indicates whether this field is constrained |
| | | * to not be set to null. |
| | | * @return string DBMS specific SQL code portion that should be used to |
| | | * declare the specified field. |
| | | * @access protected |
| | | */ |
| | | function _getTimestampDeclaration($name, $field) |
| | | { |
| | | $default = array_key_exists('default', $field) ? ' DEFAULT '. |
| | | $this->quote($field['default'], 'timestamp') : ''; |
| | | $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ' NULL'; |
| | | return $name.' CHAR ('.strlen('YYYY-MM-DD HH:MM:SS').')'.$default.$notnull; |
| | | } |
| | | |
| | | // }}} |
| | | // {{{ _getTimeDeclaration() |
| | | |
| | | /** |
| | | * Obtain DBMS specific SQL code portion needed to declare a time |
| | | * field to be used in statements like CREATE TABLE. |
| | | * |
| | | * @param string $name name the field to be declared. |
| | | * @param array $field associative array with the name of the properties |
| | | * of the field being declared as array indexes. Currently, the types |
| | | * of supported field properties are as follows: |
| | | * |
| | | * default |
| | | * Time value to be used as default for this field. |
| | | * |
| | | * notnull |
| | | * Boolean flag that indicates whether this field is constrained |
| | | * to not be set to null. |
| | | * @return string DBMS specific SQL code portion that should be used to |
| | | * declare the specified field. |
| | | * @access protected |
| | | */ |
| | | function _getTimeDeclaration($name, $field) |
| | | { |
| | | $default = array_key_exists('default', $field) ? ' DEFAULT '. |
| | | $this->quote($field['default'], 'time') : ''; |
| | | $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ' NULL'; |
| | | return $name.' CHAR ('.strlen('HH:MM:SS').')'.$default.$notnull; |
| | | } |
| | | |
| | | // }}} |
| | | // {{{ _getFloatDeclaration() |
| | | |
| | | /** |
| | | * Obtain DBMS specific SQL code portion needed to declare an float type |
| | | * field to be used in statements like CREATE TABLE. |
| | | * |
| | | * @param string $name name the field to be declared. |
| | | * @param string $field associative array with the name of the properties |
| | | * of the field being declared as array indexes. |
| | | * Currently, the types of supported field |
| | | * properties are as follows: |
| | | * |
| | | * default |
| | | * Integer value to be used as default for this |
| | | * field. |
| | | * |
| | | * notnull |
| | | * Boolean flag that indicates whether this field is |
| | | * constrained to not be set to null. |
| | | * @return string DBMS specific SQL code portion that should be used to |
| | | * declare the specified field. |
| | | * @access protected |
| | | */ |
| | | function _getFloatDeclaration($name, $field) |
| | | { |
| | | $default = array_key_exists('default', $field) ? ' DEFAULT '. |
| | | $this->quote($field['default'], 'float') : ''; |
| | | $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ' NULL'; |
| | | return $name.' FLOAT'.$default.$notnull; |
| | | } |
| | | |
| | | // }}} |
| | | // {{{ _getDecimalDeclaration() |
| | | |
| | | /** |
| | | * Obtain DBMS specific SQL code portion needed to declare an decimal type |
| | | * field to be used in statements like CREATE TABLE. |
| | | * |
| | | * @param string $name name the field to be declared. |
| | | * @param string $field associative array with the name of the properties |
| | | * of the field being declared as array indexes. |
| | | * Currently, the types of supported field |
| | | * properties are as follows: |
| | | * |
| | | * default |
| | | * Integer value to be used as default for this |
| | | * field. |
| | | * |
| | | * notnull |
| | | * Boolean flag that indicates whether this field is |
| | | * constrained to not be set to null. |
| | | * @return string DBMS specific SQL code portion that should be used to |
| | | * declare the specified field. |
| | | * @access protected |
| | | */ |
| | | function _getDecimalDeclaration($name, $field) |
| | | { |
| | | $db =& $this->getDBInstance(); |
| | | if (PEAR::isError($db)) { |
| | | return $db; |
| | | } |
| | | |
| | | $type = 'DECIMAL(18,'.$db->options['decimal_places'].')'; |
| | | $default = array_key_exists('default', $field) ? ' DEFAULT '. |
| | | $this->quote($field['default'], 'decimal') : ''; |
| | | $notnull = (array_key_exists('notnull', $field) && $field['notnull']) ? ' NOT NULL' : ' NULL'; |
| | | return $name.' '.$type.$default.$notnull; |
| | | $notnull = empty($field['notnull']) ? ' NULL' : ' NOT NULL'; |
| | | $name = $db->quoteIdentifier($name, true); |
| | | return $name.' '.$this->getTypeDeclaration($field).$notnull; |
| | | } |
| | | |
| | | // }}} |
| | |
| | | * Convert a text value into a DBMS specific format that is suitable to |
| | | * compose query statements. |
| | | * |
| | | * @param $value |
| | | * @return string text string that represents the given argument value in |
| | | * a DBMS specific format. |
| | | * @access protected |
| | | */ |
| | | function _quoteBLOB($value) |
| | | { |
| | | $value = $this->_readFile($value); |
| | | return bin2hex("0x".$value); |
| | | } |
| | | |
| | | // }}} |
| | | // {{{ _quoteBoolean() |
| | | |
| | | /** |
| | | * Convert a text value into a DBMS specific format that is suitable to |
| | | * compose query statements. |
| | | * |
| | | * @param string $value text string value that is intended to be converted. |
| | | * @return string text string that represents the given argument value in |
| | | * a DBMS specific format. |
| | | * @access protected |
| | | */ |
| | | function _quoteBoolean($value) |
| | | { |
| | | return ($value ? 1 : 0); |
| | | } |
| | | |
| | | // }}} |
| | | // {{{ _quoteFloat() |
| | | |
| | | /** |
| | | * Convert a text value into a DBMS specific format that is suitable to |
| | | * compose query statements. |
| | | * |
| | | * @param string $value text string value that is intended to be converted. |
| | | * @param bool $quote determines if the value should be quoted and escaped |
| | | * @param bool $escape_wildcards if to escape escape wildcards |
| | | * @return string text string that represents the given argument value in |
| | | * a DBMS specific format. |
| | | * @access protected |
| | | */ |
| | | function _quoteFloat($value) |
| | | function _quoteBLOB($value, $quote, $escape_wildcards) |
| | | { |
| | | return (float)$value; |
| | | if (!$quote) { |
| | | return $value; |
| | | } |
| | | $value = '0x'.bin2hex($this->_readFile($value)); |
| | | return $value; |
| | | } |
| | | |
| | | // }}} |
| | | // {{{ _quoteDecimal() |
| | | // {{{ _mapNativeDatatype() |
| | | |
| | | /** |
| | | * Convert a text value into a DBMS specific format that is suitable to |
| | | * compose query statements. |
| | | * Maps a native array description of a field to a MDB2 datatype and length |
| | | * |
| | | * @param string $value text string value that is intended to be converted. |
| | | * @return string text string that represents the given argument value in |
| | | * a DBMS specific format. |
| | | * @access protected |
| | | * @param array $field native field description |
| | | * @return array containing the various possible types, length, sign, fixed |
| | | * @access public |
| | | */ |
| | | function _quoteDecimal($value) |
| | | function _mapNativeDatatype($field) |
| | | { |
| | | $db =& $this->getDBInstance(); |
| | | if (PEAR::isError($db)) { |
| | | return $db; |
| | | // todo: handle length of various int variations |
| | | $db_type = preg_replace('/\d/', '', strtolower($field['type'])); |
| | | $length = $field['length']; |
| | | $type = array(); |
| | | // todo: unsigned handling seems to be missing |
| | | $unsigned = $fixed = null; |
| | | switch ($db_type) { |
| | | case 'bit': |
| | | $type[0] = 'boolean'; |
| | | break; |
| | | case 'tinyint': |
| | | $type[0] = 'integer'; |
| | | $length = 1; |
| | | break; |
| | | case 'smallint': |
| | | $type[0] = 'integer'; |
| | | $length = 2; |
| | | break; |
| | | case 'int': |
| | | $type[0] = 'integer'; |
| | | $length = 4; |
| | | break; |
| | | case 'bigint': |
| | | $type[0] = 'integer'; |
| | | $length = 8; |
| | | break; |
| | | case 'datetime': |
| | | $type[0] = 'timestamp'; |
| | | break; |
| | | case 'float': |
| | | case 'real': |
| | | case 'numeric': |
| | | $type[0] = 'float'; |
| | | break; |
| | | case 'decimal': |
| | | case 'money': |
| | | $type[0] = 'decimal'; |
| | | $length = $field['numeric_precision'].','.$field['numeric_scale']; |
| | | break; |
| | | case 'text': |
| | | case 'ntext': |
| | | case 'varchar': |
| | | case 'nvarchar': |
| | | $fixed = false; |
| | | case 'char': |
| | | case 'nchar': |
| | | $type[0] = 'text'; |
| | | if ($length == '1') { |
| | | $type[] = 'boolean'; |
| | | if (preg_match('/^(is|has)/', $field['name'])) { |
| | | $type = array_reverse($type); |
| | | } |
| | | } elseif (strstr($db_type, 'text')) { |
| | | $type[] = 'clob'; |
| | | $type = array_reverse($type); |
| | | } |
| | | if ($fixed !== false) { |
| | | $fixed = true; |
| | | } |
| | | break; |
| | | case 'image': |
| | | case 'varbinary': |
| | | $type[] = 'blob'; |
| | | $length = null; |
| | | break; |
| | | default: |
| | | $db =& $this->getDBInstance(); |
| | | if (PEAR::isError($db)) { |
| | | return $db; |
| | | } |
| | | return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null, |
| | | 'unknown database attribute type: '.$db_type, __FUNCTION__); |
| | | } |
| | | |
| | | return $db->escape($value); |
| | | if ((int)$length <= 0) { |
| | | $length = null; |
| | | } |
| | | |
| | | return array($type, $length, $unsigned, $fixed); |
| | | } |
| | | // }}} |
| | | } |
| | | |
| | | ?> |