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Public Member Functions | Data Fields
MDB2_Driver_Reverse_mysqli Class Reference
+ Inheritance diagram for MDB2_Driver_Reverse_mysqli:
+ Collaboration diagram for MDB2_Driver_Reverse_mysqli:

Public Member Functions

 getTableFieldDefinition ($table, $field_name)
 Get the structure of a field into an array.
 getTableIndexDefinition ($table, $index_name)
 Get the structure of an index into an array.
 getTableConstraintDefinition ($table, $constraint_name)
 Get the structure of a constraint into an array.
 getTriggerDefinition ($trigger)
 Get the structure of a trigger into an array.
 tableInfo ($result, $mode=null)
 Returns information about a table or a result set.
- Public Member Functions inherited from MDB2_Driver_Reverse_Common
 getSequenceDefinition ($sequence)
 Get the structure of a sequence into an array.
- Public Member Functions inherited from MDB2_Module_Common
 __construct ($db_index)
 Constructor.
 MDB2_Module_Common ($db_index)
 PHP 4 Constructor.
& getDBInstance ()
 Get the instance of MDB2 associated with the module instance.

Data Fields

 $flags
 $types

Detailed Description

Definition at line 58 of file mysqli.php.

Member Function Documentation

MDB2_Driver_Reverse_mysqli::getTableConstraintDefinition (   $table,
  $constraint_name 
)

Get the structure of a constraint into an array.

Parameters
string$tablename of table that should be used in method
string$constraint_namename of constraint that should be used in method
Returns
mixed data array on success, a MDB2 error on failure public

Reimplemented from MDB2_Driver_Reverse_Common.

Definition at line 295 of file mysqli.php.

References $query, $result, $row, MDB2_Module_Common\getDBInstance(), PEAR\isError(), MDB2_ERROR_NOT_FOUND, MDB2_FETCHMODE_ASSOC, and MDB2_PORTABILITY_FIX_CASE.

{
$db =& $this->getDBInstance();
if (PEAR::isError($db)) {
return $db;
}
$table = $db->quoteIdentifier($table, true);
$query = "SHOW INDEX FROM $table /*!50002 WHERE Key_name = %s */";
if (strtolower($constraint_name) != 'primary') {
$constraint_name_mdb2 = $db->getIndexName($constraint_name);
$result = $db->queryRow(sprintf($query, $db->quote($constraint_name_mdb2)));
if (!PEAR::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, $db->quote($constraint_name)));
if (PEAR::isError($result)) {
return $result;
}
$colpos = 1;
$definition = array();
while (is_array($row = $result->fetchRow(MDB2_FETCHMODE_ASSOC))) {
$row = array_change_key_case($row, CASE_LOWER);
$key_name = $row['key_name'];
if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
if ($db->options['field_case'] == CASE_LOWER) {
$key_name = strtolower($key_name);
} else {
$key_name = strtoupper($key_name);
}
}
if ($constraint_name == $key_name) {
if ($row['non_unique']) {
return $db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
$constraint_name . ' is not an existing table constraint', __FUNCTION__);
}
if ($row['key_name'] == 'PRIMARY') {
$definition['primary'] = true;
} else {
$definition['unique'] = true;
}
$column_name = $row['column_name'];
if ($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' => $colpos++
);
if (!empty($row['collation'])) {
$definition['fields'][$column_name]['sorting'] = ($row['collation'] == 'A'
? 'ascending' : 'descending');
}
}
}
$result->free();
if (empty($definition['fields'])) {
return $db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
$constraint_name . ' is not an existing table constraint', __FUNCTION__);
}
return $definition;
}

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MDB2_Driver_Reverse_mysqli::getTableFieldDefinition (   $table,
  $field_name 
)

Get the structure of a field into an array.

Parameters
string$tablename of table that should be used in method
string$field_namename of field that should be used in method
Returns
mixed data array on success, a MDB2 error on failure public

Reimplemented from MDB2_Driver_Reverse_Common.

Definition at line 124 of file mysqli.php.

References $columns, $query, $result, $types, MDB2_Module_Common\getDBInstance(), PEAR\isError(), MDB2_ERROR_NOT_FOUND, MDB2_FETCHMODE_ASSOC, and MDB2_PORTABILITY_FIX_CASE.

{
$db =& $this->getDBInstance();
if (PEAR::isError($db)) {
return $db;
}
$result = $db->loadModule('Datatype', null, true);
if (PEAR::isError($result)) {
return $result;
}
$table = $db->quoteIdentifier($table, true);
$query = "SHOW COLUMNS FROM $table LIKE ".$db->quote($field_name);
$columns = $db->queryAll($query, null, MDB2_FETCHMODE_ASSOC);
if (PEAR::isError($columns)) {
return $columns;
}
foreach ($columns as $column) {
$column = array_change_key_case($column, CASE_LOWER);
$column['name'] = $column['field'];
unset($column['field']);
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, $db->options['field_case']);
}
if ($field_name == $column['name']) {
$mapped_datatype = $db->datatype->mapNativeDatatype($column);
if (PEAR::IsError($mapped_datatype)) {
return $mapped_datatype;
}
list($types, $length, $unsigned, $fixed) = $mapped_datatype;
$notnull = false;
if (empty($column['null']) || $column['null'] !== 'YES') {
$notnull = true;
}
$default = false;
if (array_key_exists('default', $column)) {
$default = $column['default'];
if (is_null($default) && $notnull) {
$default = '';
}
}
$autoincrement = false;
if (!empty($column['extra']) && $column['extra'] == 'auto_increment') {
$autoincrement = true;
}
$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'] = $default;
}
if ($autoincrement !== false) {
$definition[0]['autoincrement'] = $autoincrement;
}
foreach ($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;
}
}
return $db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
'it was not specified an existing table column', __FUNCTION__);
}

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MDB2_Driver_Reverse_mysqli::getTableIndexDefinition (   $table,
  $index_name 
)

Get the structure of an index into an array.

Parameters
string$tablename of table that should be used in method
string$index_namename of index that should be used in method
Returns
mixed data array on success, a MDB2 error on failure public

Reimplemented from MDB2_Driver_Reverse_Common.

Definition at line 222 of file mysqli.php.

References $query, $result, $row, MDB2_Module_Common\getDBInstance(), PEAR\isError(), MDB2_ERROR_NOT_FOUND, MDB2_FETCHMODE_ASSOC, and MDB2_PORTABILITY_FIX_CASE.

{
$db =& $this->getDBInstance();
if (PEAR::isError($db)) {
return $db;
}
$table = $db->quoteIdentifier($table, true);
$query = "SHOW INDEX FROM $table /*!50002 WHERE Key_name = %s */";
$index_name_mdb2 = $db->getIndexName($index_name);
$result = $db->queryRow(sprintf($query, $db->quote($index_name_mdb2)));
if (!PEAR::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, $db->quote($index_name)));
if (PEAR::isError($result)) {
return $result;
}
$colpos = 1;
$definition = array();
while (is_array($row = $result->fetchRow(MDB2_FETCHMODE_ASSOC))) {
$row = array_change_key_case($row, CASE_LOWER);
$key_name = $row['key_name'];
if ($db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
if ($db->options['field_case'] == CASE_LOWER) {
$key_name = strtolower($key_name);
} else {
$key_name = strtoupper($key_name);
}
}
if ($index_name == $key_name) {
if (!$row['non_unique']) {
return $db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
'it was not specified an existing table index', __FUNCTION__);
}
$column_name = $row['column_name'];
if ($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' => $colpos++
);
if (!empty($row['collation'])) {
$definition['fields'][$column_name]['sorting'] = ($row['collation'] == 'A'
? '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;
}

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MDB2_Driver_Reverse_mysqli::getTriggerDefinition (   $trigger)

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

Parameters
string$triggername of trigger that should be used in method
Returns
mixed data array on success, a MDB2 error on failure public

Reimplemented from MDB2_Driver_Reverse_Common.

Definition at line 379 of file mysqli.php.

References $query, $types, MDB2_Module_Common\getDBInstance(), PEAR\isError(), and MDB2_FETCHMODE_ASSOC.

{
$db =& $this->getDBInstance();
if (PEAR::isError($db)) {
return $db;
}
$query = 'SELECT trigger_name,
event_object_table AS table_name,
action_statement AS trigger_body,
action_timing AS trigger_type,
event_manipulation AS trigger_event
FROM information_schema.triggers
WHERE trigger_name = '. $db->quote($trigger, 'text');
$types = array(
'trigger_name' => 'text',
'table_name' => 'text',
'trigger_body' => 'text',
'trigger_type' => 'text',
'trigger_event' => 'text',
);
$def = $db->queryRow($query, $types, MDB2_FETCHMODE_ASSOC);
if (PEAR::isError($def)) {
return $def;
}
$def['trigger_comment'] = '';
$def['trigger_enabled'] = true;
return $def;
}

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MDB2_Driver_Reverse_mysqli::tableInfo (   $result,
  $mode = null 
)

Returns information about a table or a result set.

Parameters
object | string$resultMDB2_result object from a query or a string containing the name of a table. While this also accepts a query result resource identifier, this behavior is deprecated.
int$modea valid tableInfo mode
Returns
array an associative array with the information requested. A MDB2_Error object on failure.
See Also
MDB2_Driver_Common::setOption()

Reimplemented from MDB2_Driver_Reverse_Common.

Definition at line 427 of file mysqli.php.

References $flags, $res, $result, MDB2_Module_Common\getDBInstance(), PEAR\isError(), MDB2\isResultCommon(), MDB2_ERROR_NEED_MORE_DATA, MDB2_PORTABILITY_FIX_CASE, MDB2_TABLEINFO_ORDER, and MDB2_TABLEINFO_ORDERTABLE.

{
if (is_string($result)) {
return parent::tableInfo($result, $mode);
}
$db =& $this->getDBInstance();
if (PEAR::isError($db)) {
return $db;
}
$resource = MDB2::isResultCommon($result) ? $result->getResource() : $result;
if (!is_object($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';
}
$count = @mysqli_num_fields($resource);
$res = array();
if ($mode) {
$res['num_fields'] = $count;
}
$db->loadModule('Datatype', null, true);
for ($i = 0; $i < $count; $i++) {
$tmp = @mysqli_fetch_field($resource);
$flags = '';
foreach ($this->flags as $const => $means) {
if ($tmp->flags & $const) {
$flags.= $means . ' ';
}
}
if ($tmp->def) {
$flags.= 'default_' . rawurlencode($tmp->def);
}
$flags = trim($flags);
$res[$i] = array(
'table' => $case_func($tmp->table),
'name' => $case_func($tmp->name),
'type' => isset($this->types[$tmp->type])
? $this->types[$tmp->type] : 'unknown',
// http://bugs.php.net/?id=36579
'length' => $tmp->length,
'flags' => $flags,
);
$mdb2type_info = $db->datatype->mapNativeDatatype($res[$i]);
if (PEAR::isError($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;
}

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Field Documentation

MDB2_Driver_Reverse_mysqli::$flags
Initial value:
array(
MYSQLI_NOT_NULL_FLAG => 'not_null',
MYSQLI_PRI_KEY_FLAG => 'primary_key',
MYSQLI_UNIQUE_KEY_FLAG => 'unique_key',
MYSQLI_MULTIPLE_KEY_FLAG => 'multiple_key',
MYSQLI_BLOB_FLAG => 'blob',
MYSQLI_UNSIGNED_FLAG => 'unsigned',
MYSQLI_ZEROFILL_FLAG => 'zerofill',
MYSQLI_AUTO_INCREMENT_FLAG => 'auto_increment',
MYSQLI_TIMESTAMP_FLAG => 'timestamp',
MYSQLI_SET_FLAG => 'set',
MYSQLI_GROUP_FLAG => 'group_by'
)

Definition at line 65 of file mysqli.php.

Referenced by tableInfo().

MDB2_Driver_Reverse_mysqli::$types
Initial value:
array(
MYSQLI_TYPE_DECIMAL => 'decimal',
246 => 'decimal',
MYSQLI_TYPE_TINY => 'tinyint',
MYSQLI_TYPE_SHORT => 'int',
MYSQLI_TYPE_LONG => 'int',
MYSQLI_TYPE_FLOAT => 'float',
MYSQLI_TYPE_DOUBLE => 'double',
MYSQLI_TYPE_TIMESTAMP => 'timestamp',
MYSQLI_TYPE_LONGLONG => 'bigint',
MYSQLI_TYPE_INT24 => 'mediumint',
MYSQLI_TYPE_DATE => 'date',
MYSQLI_TYPE_TIME => 'time',
MYSQLI_TYPE_DATETIME => 'datetime',
MYSQLI_TYPE_YEAR => 'year',
MYSQLI_TYPE_NEWDATE => 'date',
MYSQLI_TYPE_ENUM => 'enum',
MYSQLI_TYPE_SET => 'set',
MYSQLI_TYPE_TINY_BLOB => 'tinyblob',
MYSQLI_TYPE_MEDIUM_BLOB => 'mediumblob',
MYSQLI_TYPE_LONG_BLOB => 'longblob',
MYSQLI_TYPE_BLOB => 'blob',
MYSQLI_TYPE_VAR_STRING => 'varchar',
MYSQLI_TYPE_STRING => 'char',
MYSQLI_TYPE_GEOMETRY => 'geometry',
)

Definition at line 86 of file mysqli.php.

Referenced by getTableFieldDefinition(), and getTriggerDefinition().

The documentation for this class was generated from the following file: