632 lines
24 KiB
PHP
632 lines
24 KiB
PHP
<?php
|
|
|
|
|
|
require_once 'MDB2/Driver/Reverse/Common.php';
|
|
|
|
/**
|
|
* MDB2 MSSQL driver for the schema reverse engineering module
|
|
*
|
|
* @package MDB2
|
|
* @category Database
|
|
* @author Lukas Smith <smith@dybnet.de>
|
|
* @author Lorenzo Alberton <l.alberton@quipo.it>
|
|
*/
|
|
class MDB2_Driver_Reverse_odbc extends MDB2_Driver_Reverse_Common
|
|
{
|
|
// {{{ getTableFieldDefinition()
|
|
|
|
/**
|
|
* Get the structure of a field into an array
|
|
*
|
|
* @param string $table_name name of table that should be used in method
|
|
* @param string $field_name name of field that should be used in method
|
|
* @return mixed data array on success, a MDB2 error on failure
|
|
* @access public
|
|
*/
|
|
function getTableFieldDefinition($table_name, $field_name)
|
|
{
|
|
$db =& $this->getDBInstance();
|
|
if (MDB2::isError($db)) {
|
|
return $db;
|
|
}
|
|
|
|
$result = $db->loadModule('Datatype', null, true);
|
|
if (MDB2::isError($result)) {
|
|
return $result;
|
|
}
|
|
|
|
list($schema, $table) = $this->splitTableSchema($table_name);
|
|
|
|
$table = $db->quoteIdentifier($table, true);
|
|
$fldname = $db->quoteIdentifier($field_name, true);
|
|
|
|
$res = odbc_columns($db->connection,"%","%",$table);
|
|
$column = array();
|
|
while($data = odbc_fetch_array($res)) {
|
|
|
|
if(strcasecmp($field_name,$data['COLUMN_NAME'])) {
|
|
$column['table_name'] = $data['TABLE_NAME'];
|
|
$column['name'] = $data['COLUMN_NAME'];
|
|
$column['type'] = $data['TYPE_NAME'];
|
|
if($data['IS_NULLABLE'] == "YES") {
|
|
$column['is_nullable'] = 1;
|
|
} else {
|
|
$column['is_nullable'] = 0;
|
|
}
|
|
$column['column_default'] = $data['COLUMN_DEF'];
|
|
$column['length'] = $data['COLUMNZ_SIZE'];
|
|
$column['numeric_precision'] = $data['NUM_PREC_RADIX'];
|
|
$column['numeric_scale'] = $data['DECIMAL_DIGITS'];
|
|
$column['collation_name'] = NULL;
|
|
}
|
|
}
|
|
|
|
/*
|
|
$query = "SELECT t.table_name,
|
|
c.column_name 'name',
|
|
c.data_type 'type',
|
|
CASE c.is_nullable WHEN 'YES' THEN 1 ELSE 0 END AS 'is_nullable',
|
|
c.column_default,
|
|
c.character_maximum_length 'length',
|
|
c.numeric_precision,
|
|
c.numeric_scale,
|
|
c.character_set_name,
|
|
c.collation_name
|
|
FROM INFORMATION_SCHEMA.TABLES t,
|
|
INFORMATION_SCHEMA.COLUMNS c
|
|
WHERE t.table_name = c.table_name
|
|
AND t.table_name = '$table'
|
|
AND c.column_name = '$fldname'";
|
|
if (!empty($schema)) {
|
|
$query .= " AND t.table_schema = '" .$db->quoteIdentifier($schema, true) ."'";
|
|
}
|
|
$query .= ' ORDER BY t.table_name';
|
|
$column = $db->queryRow($query, null, MDB2_FETCHMODE_ASSOC);
|
|
if (MDB2::isError($column)) {
|
|
return $column;
|
|
}
|
|
*/
|
|
if (empty($column)) {
|
|
return $db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
|
|
'it was not specified an existing table column', __FUNCTION__);
|
|
}
|
|
|
|
if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
|
|
if ($db->options['field_case'] == CASE_LOWER) {
|
|
$column['name'] = strtolower($column['name']);
|
|
} else {
|
|
$column['name'] = strtoupper($column['name']);
|
|
}
|
|
} else {
|
|
$column = array_change_key_case($column, $db->options['field_case']);
|
|
}
|
|
$mapped_datatype = $db->datatype->mapNativeDatatype($column);
|
|
if (MDB2::isError($mapped_datatype)) {
|
|
return $mapped_datatype;
|
|
}
|
|
list($types, $length, $unsigned, $fixed) = $mapped_datatype;
|
|
$notnull = true;
|
|
if ($column['is_nullable']) {
|
|
$notnull = false;
|
|
}
|
|
$default = false;
|
|
if (array_key_exists('column_default', $column)) {
|
|
$default = $column['column_default'];
|
|
if (is_null($default) && $notnull) {
|
|
$default = '';
|
|
} elseif (strlen($default) > 4
|
|
&& substr($default, 0, 1) == '('
|
|
&& substr($default, -1, 1) == ')'
|
|
) {
|
|
//mssql wraps the default value in parentheses: "((1234))", "(NULL)"
|
|
$default = trim($default, '()');
|
|
if ($default == 'NULL') {
|
|
$default = null;
|
|
}
|
|
}
|
|
}
|
|
$definition[0] = array(
|
|
'notnull' => $notnull,
|
|
'nativetype' => preg_replace('/^([a-z]+)[^a-z].*/i', '\\1', $column['type'])
|
|
);
|
|
if (!is_null($length)) {
|
|
$definition[0]['length'] = $length;
|
|
}
|
|
if (!is_null($unsigned)) {
|
|
$definition[0]['unsigned'] = $unsigned;
|
|
}
|
|
if (!is_null($fixed)) {
|
|
$definition[0]['fixed'] = $fixed;
|
|
}
|
|
if ($default !== false) {
|
|
$definition[0]['default'] = $default;
|
|
}
|
|
foreach ($types as $key => $type) {
|
|
$definition[$key] = $definition[0];
|
|
if ($type == 'clob' || $type == 'blob') {
|
|
unset($definition[$key]['default']);
|
|
}
|
|
$definition[$key]['type'] = $type;
|
|
$definition[$key]['mdb2type'] = $type;
|
|
}
|
|
return $definition;
|
|
}
|
|
|
|
// }}}
|
|
// {{{ getTableIndexDefinition()
|
|
|
|
/**
|
|
* Get the structure of an index into an array
|
|
*
|
|
* @param string $table_name name of table that should be used in method
|
|
* @param string $index_name name of index that should be used in method
|
|
* @return mixed data array on success, a MDB2 error on failure
|
|
* @access public
|
|
*/
|
|
function getTableIndexDefinition($table_name, $index_name)
|
|
{
|
|
$db =& $this->getDBInstance();
|
|
if (MDB2::isError($db)) {
|
|
return $db;
|
|
}
|
|
|
|
list($schema, $table) = $this->splitTableSchema($table_name);
|
|
|
|
$table = $db->quoteIdentifier($table, true);
|
|
//$idxname = $db->quoteIdentifier($index_name, true);
|
|
|
|
$query = "SELECT OBJECT_NAME(i.id) tablename,
|
|
i.name indexname,
|
|
c.name field_name,
|
|
CASE INDEXKEY_PROPERTY(i.id, i.indid, ik.keyno, 'IsDescending')
|
|
WHEN 1 THEN 'DESC' ELSE 'ASC'
|
|
END 'collation',
|
|
ik.keyno 'position'
|
|
FROM sysindexes i
|
|
JOIN sysindexkeys ik ON ik.id = i.id AND ik.indid = i.indid
|
|
JOIN syscolumns c ON c.id = ik.id AND c.colid = ik.colid
|
|
WHERE OBJECT_NAME(i.id) = '$table'
|
|
AND i.name = '%s'
|
|
AND NOT EXISTS (
|
|
SELECT *
|
|
FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE k
|
|
WHERE k.table_name = OBJECT_NAME(i.id)
|
|
AND k.constraint_name = i.name";
|
|
if (!empty($schema)) {
|
|
$query .= " AND k.table_schema = '" .$db->quoteIdentifier($schema, true) ."'";
|
|
}
|
|
$query .= ')
|
|
ORDER BY tablename, indexname, ik.keyno';
|
|
|
|
$index_name_mdb2 = $db->getIndexName($index_name);
|
|
$result = $db->queryRow(sprintf($query, $index_name_mdb2));
|
|
if (!MDB2::isError($result) && !is_null($result)) {
|
|
// apply 'idxname_format' only if the query succeeded, otherwise
|
|
// fallback to the given $index_name, without transformation
|
|
$index_name = $index_name_mdb2;
|
|
}
|
|
$result = $db->query(sprintf($query, $index_name));
|
|
if (MDB2::isError($result)) {
|
|
return $result;
|
|
}
|
|
|
|
$definition = array();
|
|
while (is_array($row = $result->fetchRow(MDB2_FETCHMODE_ASSOC))) {
|
|
$column_name = $row['field_name'];
|
|
if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
|
|
if ($db->options['field_case'] == CASE_LOWER) {
|
|
$column_name = strtolower($column_name);
|
|
} else {
|
|
$column_name = strtoupper($column_name);
|
|
}
|
|
}
|
|
$definition['fields'][$column_name] = array(
|
|
'position' => (int)$row['position'],
|
|
);
|
|
if (!empty($row['collation'])) {
|
|
$definition['fields'][$column_name]['sorting'] = ($row['collation'] == 'ASC'
|
|
? 'ascending' : 'descending');
|
|
}
|
|
}
|
|
$result->free();
|
|
if (empty($definition['fields'])) {
|
|
return $db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
|
|
'it was not specified an existing table index', __FUNCTION__);
|
|
}
|
|
return $definition;
|
|
}
|
|
|
|
// }}}
|
|
// {{{ getTableConstraintDefinition()
|
|
|
|
/**
|
|
* Get the structure of a constraint into an array
|
|
*
|
|
* @param string $table_name name of table that should be used in method
|
|
* @param string $constraint_name name of constraint that should be used in method
|
|
* @return mixed data array on success, a MDB2 error on failure
|
|
* @access public
|
|
*/
|
|
function getTableConstraintDefinition($table_name, $constraint_name)
|
|
{
|
|
$db =& $this->getDBInstance();
|
|
if (MDB2::isError($db)) {
|
|
return $db;
|
|
}
|
|
|
|
list($schema, $table) = $this->splitTableSchema($table_name);
|
|
|
|
$table = $db->quoteIdentifier($table, true);
|
|
$query = "SELECT k.table_name,
|
|
k.column_name field_name,
|
|
CASE c.constraint_type WHEN 'PRIMARY KEY' THEN 1 ELSE 0 END 'primary',
|
|
CASE c.constraint_type WHEN 'UNIQUE' THEN 1 ELSE 0 END 'unique',
|
|
CASE c.constraint_type WHEN 'FOREIGN KEY' THEN 1 ELSE 0 END 'foreign',
|
|
CASE c.constraint_type WHEN 'CHECK' THEN 1 ELSE 0 END 'check',
|
|
CASE c.is_deferrable WHEN 'NO' THEN 0 ELSE 1 END 'deferrable',
|
|
CASE c.initially_deferred WHEN 'NO' THEN 0 ELSE 1 END 'initiallydeferred',
|
|
rc.match_option 'match',
|
|
rc.update_rule 'onupdate',
|
|
rc.delete_rule 'ondelete',
|
|
kcu.table_name 'references_table',
|
|
kcu.column_name 'references_field',
|
|
k.ordinal_position 'field_position'
|
|
FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE k
|
|
LEFT JOIN INFORMATION_SCHEMA.TABLE_CONSTRAINTS c
|
|
ON k.table_name = c.table_name
|
|
AND k.table_schema = c.table_schema
|
|
AND k.table_catalog = c.table_catalog
|
|
AND k.constraint_catalog = c.constraint_catalog
|
|
AND k.constraint_name = c.constraint_name
|
|
LEFT JOIN INFORMATION_SCHEMA.REFERENTIAL_CONSTRAINTS rc
|
|
ON rc.constraint_schema = c.constraint_schema
|
|
AND rc.constraint_catalog = c.constraint_catalog
|
|
AND rc.constraint_name = c.constraint_name
|
|
LEFT JOIN INFORMATION_SCHEMA.KEY_COLUMN_USAGE kcu
|
|
ON rc.unique_constraint_schema = kcu.constraint_schema
|
|
AND rc.unique_constraint_catalog = kcu.constraint_catalog
|
|
AND rc.unique_constraint_name = kcu.constraint_name
|
|
AND k.ordinal_position = kcu.ordinal_position
|
|
WHERE k.constraint_catalog = DB_NAME()
|
|
AND k.table_name = '$table'
|
|
AND k.constraint_name = '%s'";
|
|
if (!empty($schema)) {
|
|
$query .= " AND k.table_schema = '" .$db->quoteIdentifier($schema, true) ."'";
|
|
}
|
|
$query .= ' ORDER BY k.constraint_name,
|
|
k.ordinal_position';
|
|
|
|
$constraint_name_mdb2 = $db->getIndexName($constraint_name);
|
|
$result = $db->queryRow(sprintf($query, $constraint_name_mdb2));
|
|
if (!MDB2::isError($result) && !is_null($result)) {
|
|
// apply 'idxname_format' only if the query succeeded, otherwise
|
|
// fallback to the given $index_name, without transformation
|
|
$constraint_name = $constraint_name_mdb2;
|
|
}
|
|
$result = $db->query(sprintf($query, $constraint_name));
|
|
if (MDB2::isError($result)) {
|
|
return $result;
|
|
}
|
|
|
|
$definition = array(
|
|
'fields' => array()
|
|
);
|
|
while (is_array($row = $result->fetchRow(MDB2_FETCHMODE_ASSOC))) {
|
|
$row = array_change_key_case($row, CASE_LOWER);
|
|
$column_name = $row['field_name'];
|
|
if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
|
|
if ($db->options['field_case'] == CASE_LOWER) {
|
|
$column_name = strtolower($column_name);
|
|
} else {
|
|
$column_name = strtoupper($column_name);
|
|
}
|
|
}
|
|
$definition['fields'][$column_name] = array(
|
|
'position' => (int)$row['field_position']
|
|
);
|
|
if ($row['foreign']) {
|
|
$ref_column_name = $row['references_field'];
|
|
if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
|
|
if ($db->options['field_case'] == CASE_LOWER) {
|
|
$ref_column_name = strtolower($ref_column_name);
|
|
} else {
|
|
$ref_column_name = strtoupper($ref_column_name);
|
|
}
|
|
}
|
|
$definition['references']['table'] = $row['references_table'];
|
|
$definition['references']['fields'][$ref_column_name] = array(
|
|
'position' => (int)$row['field_position']
|
|
);
|
|
}
|
|
//collation?!?
|
|
/*
|
|
if (!empty($row['collation'])) {
|
|
$definition['fields'][$column_name]['sorting'] = ($row['collation'] == 'ASC'
|
|
? 'ascending' : 'descending');
|
|
}
|
|
*/
|
|
$lastrow = $row;
|
|
// otherwise $row is no longer usable on exit from loop
|
|
}
|
|
$result->free();
|
|
if (empty($definition['fields'])) {
|
|
return $db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
|
|
$constraint_name . ' is not an existing table constraint', __FUNCTION__);
|
|
}
|
|
|
|
$definition['primary'] = (boolean)$lastrow['primary'];
|
|
$definition['unique'] = (boolean)$lastrow['unique'];
|
|
$definition['foreign'] = (boolean)$lastrow['foreign'];
|
|
$definition['check'] = (boolean)$lastrow['check'];
|
|
$definition['deferrable'] = (boolean)$lastrow['deferrable'];
|
|
$definition['initiallydeferred'] = (boolean)$lastrow['initiallydeferred'];
|
|
$definition['onupdate'] = $lastrow['onupdate'];
|
|
$definition['ondelete'] = $lastrow['ondelete'];
|
|
$definition['match'] = $lastrow['match'];
|
|
|
|
return $definition;
|
|
}
|
|
|
|
// }}}
|
|
// {{{ getTriggerDefinition()
|
|
|
|
/**
|
|
* Get the structure of a trigger into an array
|
|
*
|
|
* EXPERIMENTAL
|
|
*
|
|
* WARNING: this function is experimental and may change the returned value
|
|
* at any time until labelled as non-experimental
|
|
*
|
|
* @param string $trigger name of trigger that should be used in method
|
|
* @return mixed data array on success, a MDB2 error on failure
|
|
* @access public
|
|
*/
|
|
function getTriggerDefinition($trigger)
|
|
{
|
|
$db =& $this->getDBInstance();
|
|
if (MDB2::isError($db)) {
|
|
return $db;
|
|
}
|
|
|
|
$query = "SELECT sys1.name trigger_name,
|
|
sys2.name table_name,
|
|
c.text trigger_body,
|
|
c.encrypted is_encripted,
|
|
CASE
|
|
WHEN OBJECTPROPERTY(sys1.id, 'ExecIsTriggerDisabled') = 1
|
|
THEN 0 ELSE 1
|
|
END trigger_enabled,
|
|
CASE
|
|
WHEN OBJECTPROPERTY(sys1.id, 'ExecIsInsertTrigger') = 1
|
|
THEN 'INSERT'
|
|
WHEN OBJECTPROPERTY(sys1.id, 'ExecIsUpdateTrigger') = 1
|
|
THEN 'UPDATE'
|
|
WHEN OBJECTPROPERTY(sys1.id, 'ExecIsDeleteTrigger') = 1
|
|
THEN 'DELETE'
|
|
END trigger_event,
|
|
CASE WHEN OBJECTPROPERTY(sys1.id, 'ExecIsInsteadOfTrigger') = 1
|
|
THEN 'INSTEAD OF' ELSE 'AFTER'
|
|
END trigger_type,
|
|
'' trigger_comment
|
|
FROM sysobjects sys1
|
|
JOIN sysobjects sys2 ON sys1.parent_obj = sys2.id
|
|
JOIN syscomments c ON sys1.id = c.id
|
|
WHERE sys1.xtype = 'TR'
|
|
AND sys1.name = ". $db->quote($trigger, 'text');
|
|
|
|
$types = array(
|
|
'trigger_name' => 'text',
|
|
'table_name' => 'text',
|
|
'trigger_body' => 'text',
|
|
'trigger_type' => 'text',
|
|
'trigger_event' => 'text',
|
|
'trigger_comment' => 'text',
|
|
'trigger_enabled' => 'boolean',
|
|
'is_encripted' => 'boolean',
|
|
);
|
|
|
|
$def = $db->queryRow($query, $types, MDB2_FETCHMODE_ASSOC);
|
|
if (MDB2::isError($def)) {
|
|
return $def;
|
|
}
|
|
$trg_body = $db->queryCol('EXEC sp_helptext '. $db->quote($trigger, 'text'), 'text');
|
|
if (!MDB2::isError($trg_body)) {
|
|
$def['trigger_body'] = implode(' ', $trg_body);
|
|
}
|
|
return $def;
|
|
}
|
|
|
|
// }}}
|
|
// {{{ tableInfo()
|
|
|
|
/**
|
|
* Returns information about a table or a result set
|
|
*
|
|
* NOTE: only supports 'table' and 'flags' if <var>$result</var>
|
|
* is a table name.
|
|
*
|
|
* @param object|string $result MDB2_result object from a query or a
|
|
* string containing the name of a table.
|
|
* While this also accepts a query result
|
|
* resource identifier, this behavior is
|
|
* deprecated.
|
|
* @param int $mode a valid tableInfo mode
|
|
*
|
|
* @return array an associative array with the information requested.
|
|
* A MDB2_Error object on failure.
|
|
*
|
|
* @see MDB2_Driver_Common::tableInfo()
|
|
*/
|
|
function tableInfo($result, $mode = null)
|
|
{
|
|
if (is_string($result)) {
|
|
return parent::tableInfo($result, $mode);
|
|
}
|
|
|
|
$db =& $this->getDBInstance();
|
|
if (MDB2::isError($db)) {
|
|
return $db;
|
|
}
|
|
|
|
$resource = MDB2::isResultCommon($result) ? $result->getResource() : $result;
|
|
if (!is_resource($resource)) {
|
|
return $db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
|
|
'Could not generate result resource', __FUNCTION__);
|
|
}
|
|
|
|
if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
|
|
if ($db->options['field_case'] == CASE_LOWER) {
|
|
$case_func = 'strtolower';
|
|
} else {
|
|
$case_func = 'strtoupper';
|
|
}
|
|
} else {
|
|
$case_func = 'strval';
|
|
}
|
|
|
|
$count = @mssql_num_fields($resource);
|
|
$res = array();
|
|
|
|
if ($mode) {
|
|
$res['num_fields'] = $count;
|
|
}
|
|
|
|
$db->loadModule('Datatype', null, true);
|
|
for ($i = 0; $i < $count; $i++) {
|
|
$res[$i] = array(
|
|
'table' => '',
|
|
'name' => $case_func(@mssql_field_name($resource, $i)),
|
|
'type' => @mssql_field_type($resource, $i),
|
|
'length' => @mssql_field_length($resource, $i),
|
|
'flags' => '',
|
|
);
|
|
$mdb2type_info = $db->datatype->mapNativeDatatype($res[$i]);
|
|
if (MDB2::isError($mdb2type_info)) {
|
|
return $mdb2type_info;
|
|
}
|
|
$res[$i]['mdb2type'] = $mdb2type_info[0][0];
|
|
if ($mode & MDB2_TABLEINFO_ORDER) {
|
|
$res['order'][$res[$i]['name']] = $i;
|
|
}
|
|
if ($mode & MDB2_TABLEINFO_ORDERTABLE) {
|
|
$res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i;
|
|
}
|
|
}
|
|
|
|
return $res;
|
|
}
|
|
|
|
// }}}
|
|
// {{{ _mssql_field_flags()
|
|
|
|
/**
|
|
* Get a column's flags
|
|
*
|
|
* Supports "not_null", "primary_key",
|
|
* "auto_increment" (mssql identity), "timestamp" (mssql timestamp),
|
|
* "unique_key" (mssql unique index, unique check or primary_key) and
|
|
* "multiple_key" (multikey index)
|
|
*
|
|
* mssql timestamp is NOT similar to the mysql timestamp so this is maybe
|
|
* not useful at all - is the behaviour of mysql_field_flags that primary
|
|
* keys are alway unique? is the interpretation of multiple_key correct?
|
|
*
|
|
* @param string $table the table name
|
|
* @param string $column the field name
|
|
*
|
|
* @return string the flags
|
|
*
|
|
* @access protected
|
|
* @author Joern Barthel <j_barthel@web.de>
|
|
*/
|
|
function _mssql_field_flags($table, $column)
|
|
{
|
|
$db =& $this->getDBInstance();
|
|
if (MDB2::isError($db)) {
|
|
return $db;
|
|
}
|
|
|
|
static $tableName = null;
|
|
static $flags = array();
|
|
|
|
if ($table != $tableName) {
|
|
|
|
$flags = array();
|
|
$tableName = $table;
|
|
|
|
// get unique and primary keys
|
|
$res = $db->queryAll("EXEC SP_HELPINDEX[$table]", null, MDB2_FETCHMODE_ASSOC);
|
|
|
|
foreach ($res as $val) {
|
|
$val = array_change_key_case($val, CASE_LOWER);
|
|
$keys = explode(', ', $val['index_keys']);
|
|
|
|
if (sizeof($keys) > 1) {
|
|
foreach ($keys as $key) {
|
|
$this->_add_flag($flags[$key], 'multiple_key');
|
|
}
|
|
}
|
|
|
|
if (strpos($val['index_description'], 'primary key')) {
|
|
foreach ($keys as $key) {
|
|
$this->_add_flag($flags[$key], 'primary_key');
|
|
}
|
|
} elseif (strpos($val['index_description'], 'unique')) {
|
|
foreach ($keys as $key) {
|
|
$this->_add_flag($flags[$key], 'unique_key');
|
|
}
|
|
}
|
|
}
|
|
|
|
// get auto_increment, not_null and timestamp
|
|
$res = $db->queryAll("EXEC SP_COLUMNS[$table]", null, MDB2_FETCHMODE_ASSOC);
|
|
|
|
foreach ($res as $val) {
|
|
$val = array_change_key_case($val, CASE_LOWER);
|
|
if ($val['nullable'] == '0') {
|
|
$this->_add_flag($flags[$val['column_name']], 'not_null');
|
|
}
|
|
if (strpos($val['type_name'], 'identity')) {
|
|
$this->_add_flag($flags[$val['column_name']], 'auto_increment');
|
|
}
|
|
if (strpos($val['type_name'], 'timestamp')) {
|
|
$this->_add_flag($flags[$val['column_name']], 'timestamp');
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!empty($flags[$column])) {
|
|
return(implode(' ', $flags[$column]));
|
|
}
|
|
return '';
|
|
}
|
|
|
|
// }}}
|
|
// {{{ _add_flag()
|
|
|
|
/**
|
|
* Adds a string to the flags array if the flag is not yet in there
|
|
* - if there is no flag present the array is created
|
|
*
|
|
* @param array &$array the reference to the flag-array
|
|
* @param string $value the flag value
|
|
*
|
|
* @return void
|
|
*
|
|
* @access protected
|
|
* @author Joern Barthel <j_barthel@web.de>
|
|
*/
|
|
function _add_flag(&$array, $value)
|
|
{
|
|
if (!is_array($array)) {
|
|
$array = array($value);
|
|
} elseif (!in_array($value, $array)) {
|
|
array_push($array, $value);
|
|
}
|
|
}
|
|
|
|
// }}}
|
|
}
|
|
?>
|