ilDBPdo Class Reference

Class pdoDB. More...

Inheritance diagram for ilDBPdo:

Collaboration diagram for ilDBPdo:

Public Member Functions
	connect ($return_false_for_error=false)
	initHelpers ()
	getFieldDefinition ()
	setFieldDefinition ($field_definition)
	createDatabase ($a_name, $a_charset="utf8", $a_collation="")
	getLastErrorCode ()
	initFromIniFile ($tmpClientIniFile=null)
	generateDSN ()
	quoteIdentifier ($identifier, $check_option=false)
	nextId ($table_name)
	createTable ($table_name, $fields, $drop_table=false, $ignore_erros=false)
	checkColumnName ($a_name)
	addPrimaryKey ($table_name, $primary_keys)
	dropIndexByFields ($table_name, $fields)
	getPrimaryKeyIdentifier ()
	createSequence ($table_name, $start=1)
	tableExists ($table_name)
	tableColumnExists ($table_name, $column_name)
	addTableColumn ($table_name, $column_name, $attributes)
	dropTable ($table_name, $error_if_not_existing=true)
	query ($query)
	dropSequence ($table_name)
	dropTableColumn ($table_name, $column_name)
	renameTableColumn ($table_name, $column_old_name, $column_new_name)
	insert ($table_name, $values)
	fetchObject ($query_result)
	update ($table_name, $columns, $where)
	manipulate ($query)
	fetchAssoc ($query_result)
	numRows ($query_result)
	quote ($value, $type=null)
	indexExistsByFields ($table_name, $fields)
	addIndex ($table_name, $fields, $index_name='', $fulltext=false)
	addFulltextIndex ($a_table, $a_fields, $a_name="in")
	dropFulltextIndex ($a_table, $a_name)
	Drop fulltext index. More...
	isFulltextIndex ($a_table, $a_name)
	Is index a fulltext index? More...
	getIndexName ($index_name_base)
	getSequenceName ($table_name)
	constraintName ($a_table, $a_constraint)
	Determine contraint name by table name and constraint name. More...
	getDSN ()
	getDBType ()
	setDBType ($type)
	lockTables ($tables)
	unlockTables ()
	in ($field, $values, $negate=false, $type="")
	queryF ($query, $types, $values)
	manipulateF ($query, $types, $values)
	useSlave ($bool)
	setLimit ($limit, $offset=0)
	Set the Limit for the next Query. More...
	like ($column, $type, $value="?", $case_insensitive=true)
	now ()
	replace ($table, $primaryKeys, $otherColumns)
	Replace into method. More...
	equals ($columns, $value, $type, $emptyOrNull=false)
	getHost ()
	setHost ($host)
	getDbname ()
	setDbname ($dbname)
	getCharset ()
	setCharset ($charset)
	getUsername ()
	setUsername ($username)
	getPassword ()
	setPassword ($password)
	getPort ()
	setPort ($port)
	setDBUser ($user)
	setDBPort ($port)
	setDBPassword ($password)
	setDBHost ($host)
	upper ($a_exp)
	lower ($a_exp)
	substr ($a_exp, $a_pos=1, $a_len=-1)
	prepareManip ($query, $types=null)
	prepare ($query, $types=null, $result_types=null)
	enableResultBuffering ($a_status)
	supportsSlave ()
	supportsFulltext ()
	supportsTransactions ()
	supports ($feature)
	listTables ()
	loadModule ($module)
	getAllowedAttributes ()
	Returns array More...
	sequenceExists ($sequence)
	listSequences ()
	concat (array $values, $allow_null=true)
	locate ($a_needle, $a_string, $a_start_pos=1)
	modifyTableColumn ($table, $a_column, $a_attributes)
	renameTable ($a_name, $a_new_name)
	checkTableName ($a_name)
	beginTransaction ()
	commit ()
	rollback ()
	dropIndex ($a_table, $a_name="i1")
	setStorageEngine ($storage_engine)
	getStorageEngine ()
	queryCol ($query, $type=PDO::FETCH_ASSOC, $colnum=0)
	queryRow ($query, $types=null, $fetchmode=ilDBConstants::FETCHMODE_DEFAULT)
	getServerVersion ($native=false)
	escape ($value, $escape_wildcards=false)
	escapePattern ($text)
	migrateAllTablesToEngine ($engine=ilDBConstants::MYSQL_ENGINE_INNODB)
	migrateAllTablesToCollation ($collation=ilDBConstants::MYSQL_COLLATION_UTF8MB4)
	@inheritDoc More...
	supportsCollationMigration ()
	@inheritDoc More...
	supportsEngineMigration ()
	checkIndexName ($name)
	addUniqueConstraint ($table, $fields, $name="con")
	dropUniqueConstraint ($a_table, $a_name="con")
	dropUniqueConstraintByFields ($a_table, $a_fields)
	getLastInsertId ()
	buildAtomQuery ()
	uniqueConstraintExists ($table, array $fields)
	dropPrimaryKey ($table_name)
	executeMultiple ($stmt, $a_data)
	fromUnixtime ($a_expr, $a_to_text=true)
	unixTimestamp ()
	autoExecute ($tablename, $fields, $mode=ilDBConstants::AUTOQUERY_INSERT, $where=false)
	Generate an insert, update or delete query and call prepare() and execute() on it. More...
	getDBVersion ()
	sanitizeMB4StringIfNotSupported ($query)
	Parameters $query string to sanitize, all MB4-Characters like emojis will re replaced with ??? Returns string sanitized query More...
	doesCollationSupportMB4Strings ()
	@inheritDoc More...
	groupConcat ($a_field_name, $a_seperator=",", $a_order=null)
	Parameters string $a_field_name string $a_seperator string $a_order Returns string More...
	cast ($a_field_name, $a_dest_type)
	Parameters string $a_field_name string $a_dest_type Returns string; More...
Public Member Functions inherited from ilDBInterface
	doesCollationSupportMB4Strings ()
	sanitizeMB4StringIfNotSupported ($query)
	initFromIniFile ($tmpClientIniFile=null)
	connect ($return_false_on_error=false)
	nextId ($table_name)
	createTable ($table_name, $fields, $drop_table=false, $ignore_erros=false)
	addPrimaryKey ($table_name, $primary_keys)
	createSequence ($table_name, $start=1)
	getSequenceName ($table_name)
	tableExists ($table_name)
	tableColumnExists ($table_name, $column_name)
	addTableColumn ($table_name, $column_name, $attributes)
	dropTable ($table_name, $error_if_not_existing=true)
	renameTable ($old_name, $new_name)
	query ($query)
	Run a (read-only) Query on the database. More...
	fetchAll ($query_result, $fetch_mode=ilDBConstants::FETCHMODE_ASSOC)
	dropSequence ($table_name)
	dropTableColumn ($table_name, $column_name)
	renameTableColumn ($table_name, $column_old_name, $column_new_name)
	insert ($table_name, $values)
	fetchObject ($query_result)
	update ($table_name, $values, $where)
	manipulate ($query)
	Run a (write) Query on the database. More...
	fetchAssoc ($query_result)
	numRows ($query_result)
	quote ($value, $type)
	addIndex ($table_name, $fields, $index_name='', $fulltext=false)
	indexExistsByFields ($table_name, $fields)
	getDSN ()
	Get DSN. More...
	getDBType ()
	Get DSN. More...
	lockTables ($tables)
	Abstraction of lock table. More...
	unlockTables ()
	Unlock tables locked by previous lock table calls. More...
	in ($field, $values, $negate=false, $type="")
	queryF ($query, $types, $values)
	manipulateF ($query, $types, $values)
	useSlave ($bool)
	Return false iff slave is not supported. More...
	setLimit ($limit, $offset)
	like ($column, $type, $value="?", $case_insensitive=true)
	Generate a like subquery. More...
	now ()
	replace ($table, $primaryKeys, $otherColumns)
	Replace into method. More...
	equals ($columns, $value, $type, $emptyOrNull=false)
	setDBUser ($user)
	setDBPort ($port)
	setDBPassword ($password)
	setDBHost ($host)
	upper ($a_exp)
	lower ($a_exp)
	substr ($a_exp)
	prepare ($a_query, $a_types=null, $a_result_types=null)
	Prepare a query (SELECT) statement to be used with execute. More...
	prepareManip ($a_query, $a_types=null)
	enableResultBuffering ($a_status)
	execute ($stmt, $data=array())
	sequenceExists ($sequence)
	listSequences ()
	supports ($feature)
	supportsFulltext ()
	supportsSlave ()
	supportsTransactions ()
	listTables ()
	loadModule ($module)
	getAllowedAttributes ()
	concat (array $values, $allow_null=true)
	locate ($a_needle, $a_string, $a_start_pos=1)
	quoteIdentifier ($identifier, $check_option=false)
	modifyTableColumn ($table, $column, $attributes)
	free ($a_st)
	checkTableName ($a_name)
	beginTransaction ()
	commit ()
	rollback ()
	constraintName ($a_table, $a_constraint)
	dropIndex ($a_table, $a_name="i1")
	createDatabase ($a_name, $a_charset="utf8", $a_collation="")
	dropIndexByFields ($table_name, $afields)
	getPrimaryKeyIdentifier ()
	addFulltextIndex ($table_name, $afields, $a_name='in')
	dropFulltextIndex ($a_table, $a_name)
	isFulltextIndex ($a_table, $a_name)
	setStorageEngine ($storage_engine)
	getStorageEngine ()
	buildAtomQuery ()
	groupConcat ($a_field_name, $a_seperator=",", $a_order=null)
	cast ($a_field_name, $a_dest_type)
	getServerVersion ($native=false)
	queryCol ($query, $type=ilDBConstants::FETCHMODE_DEFAULT, $colnum=0)
	queryRow ($query, $types=null, $fetchmode=ilDBConstants::FETCHMODE_DEFAULT)
	escape ($value, $escape_wildcards=false)
	escapePattern ($text)
	migrateAllTablesToEngine ($engine=ilDBConstants::MYSQL_ENGINE_INNODB)
	supportsEngineMigration ()
	migrateAllTablesToCollation ($collation=ilDBConstants::MYSQL_COLLATION_UTF8MB4)
	supportsCollationMigration ()
	addUniqueConstraint ($table, $fields, $name="con")
	dropUniqueConstraint ($table, $name="con")
	dropUniqueConstraintByFields ($table, $fields)
	checkIndexName ($name)
	getLastInsertId ()
	prepare ($query, $types=null, $result_types=null)
	uniqueConstraintExists ($table, array $fields)
	dropPrimaryKey ($table_name)
	executeMultiple ($stmt, $data)
	fromUnixtime ($expr, $to_text=true)
	unixTimestamp ()
	autoExecute ($tablename, $fields, $mode=ilDBConstants::AUTOQUERY_INSERT, $where=false)
	Generate an insert, update or delete query and call prepare() and execute() on it. More...
	getDBVersion ()
	returns the Version of the Database (e.g. More...

Static Public Member Functions
static	isReservedWord ($a_word)
Static Public Member Functions inherited from ilDBInterface
static	getReservedWords ()
	Get reserved words. More...
static	isReservedWord ($a_word)

Data Fields
const	FEATURE_TRANSACTIONS = 'transactions'
const	FEATURE_FULLTEXT = 'fulltext'
const	FEATURE_SLAVE = 'slave'

Protected Member Functions
	initSQLMode ()
	getAttributes ()
	getAdditionalAttributes ()
	checkTableColumns ($a_cols)
	checkColumn ($a_col, $a_def)
	checkColumnDefinition ($a_def, $a_modify_mode=false)
	appendLimit ($query)
	autoPrepare ($table, $table_fields, $mode=ilDBConstants::AUTOQUERY_INSERT, $where=false, $types=null, $result_types=ilDBConstants::PREPARE_MANIP)
	buildManipSQL ($table, $table_fields, $mode, $where=false)

Protected Attributes
	$host = ''
	$dbname = ''
	$charset = 'utf8'
	$username = ''
	$password = ''
	$port = 3306
	$pdo
	$manager
	$reverse
	$limit = null
	$offset = null
	$storage_engine = 'MyISAM'
	$dsn = ''
	$attributes
	$db_type = ''
	$error_code = 0
	$field_definition

Detailed Description

Class pdoDB.

Author

Oskar Truffer ot@st.nosp@m.uder.nosp@m.-raim.nosp@m.ann..nosp@m.ch

Fabian Schmid fs@st.nosp@m.uder.nosp@m.-raim.nosp@m.ann..nosp@m.ch

Definition at line 10 of file class.ilDBPdo.php.

Member Function Documentation

addFulltextIndex()

ilDBPdo::addFulltextIndex	(		$a_table,
			$a_fields,
			$a_name = "in"
	)

Parameters

	$a_table
	$a_fields
string	$a_name

Exceptions

ilDatabaseException

Returns

bool

Implements ilDBInterface.

Reimplemented in ilDBPdoMySQLInnoDB.

Definition at line 907 of file class.ilDBPdo.php.

    {
        $i_name = $this->constraintName($a_table, $a_name) . "_idx";
        $f_str = implode(",", $a_fields);
        $q = "ALTER TABLE $a_table ADD FULLTEXT $i_name ($f_str)";
        $this->query($q);
    }

References constraintName(), and query().

Referenced by addIndex().

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addIndex()

ilDBPdo::addIndex	(		$table_name,
			$fields,
			$index_name = '',
			$fulltext = false
	)

Parameters

	$table_name
array	$fields
	$index_name

Returns

null

Implements ilDBInterface.

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 875 of file class.ilDBPdo.php.

    {
        assert(is_array($fields));
        $this->field_definition->checkIndexName($index_name);
 
        $definition_fields = array();
        foreach ($fields as $f) {
            $definition_fields[$f] = array();
        }
        $definition = array(
            'fields' => $definition_fields,
        );
 
        if (!$fulltext) {
            $this->manager->createIndex($table_name, $this->constraintName($table_name, $index_name), $definition);
        } else {
            if ($this->supportsFulltext()) {
                $this->addFulltextIndex($table_name, $fields, $index_name); // TODO
            }
        }
 
        return true;
    }

References $f, addFulltextIndex(), constraintName(), and supportsFulltext().

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addPrimaryKey()

ilDBPdo::addPrimaryKey	(		$table_name,
			$primary_keys
	)

Parameters

string	$table_name
array	$primary_keys

Returns

bool

Exceptions

ilDatabaseException

Implements ilDBInterface.

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 366 of file class.ilDBPdo.php.

    {
        assert(is_array($primary_keys));
 
        $fields = array();
        foreach ($primary_keys as $f) {
            $fields[$f] = array();
        }
        $definition = array(
            'primary' => true,
            'fields' => $fields,
        );
        $this->manager->createConstraint($table_name, $this->constraintName($table_name, $this->getPrimaryKeyIdentifier()), $definition);
 
        return true;
    }

References $f, constraintName(), and getPrimaryKeyIdentifier().

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addTableColumn()

ilDBPdo::addTableColumn	(		$table_name,
			$column_name,
			$attributes
	)

Parameters

string	$table_name
string	$column_name
array	$attributes

Returns

bool

Exceptions

ilDatabaseException

Implements ilDBInterface.

Definition at line 463 of file class.ilDBPdo.php.

    {
        if (!$this->checkColumnName($column_name)) {
            throw new ilDatabaseException("ilDB Error: addTableColumn(" . $table_name . ", " . $column_name . ")");
        }
        if (!$this->checkColumnDefinition($attributes)) {
            throw new ilDatabaseException("ilDB Error: addTableColumn(" . $table_name . ", " . $column_name . ")");
        }
 
        $changes = array(
            "add" => array(
                $column_name => $attributes,
            ),
        );
 
        return $this->manager->alterTable($table_name, $changes, false);
    }

References $attributes, checkColumnDefinition(), and checkColumnName().

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addUniqueConstraint()

ilDBPdo::addUniqueConstraint	(		$table,
			$fields,
			$name = "con"
	)

Parameters

	$table
	$fields
string	$name

Returns

bool

Exceptions

ilDatabaseException

Implements ilDBPdoInterface.

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 1897 of file class.ilDBPdo.php.

    {
        assert(is_array($fields));
        $manager = $this->manager;
 
        // check index name
        if (!$this->checkIndexName($name)) {
            throw new ilDatabaseException("ilDB Error: addUniqueConstraint(" . $table . "," . $name . ")");
        }
 
        $fields_corrected = array();
        foreach ($fields as $f) {
            $fields_corrected[$f] = array();
        }
        $definition = array(
            'unique' => true,
            'fields' => $fields_corrected,
        );
 
        return $manager->createConstraint($table, $this->constraintName($table, $name), $definition);
    }

References $f, $manager, $name, $table, checkIndexName(), and constraintName().

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appendLimit()

ilDBPdo::appendLimit (   $query )

protected

Parameters

$query

Returns

string

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 1552 of file class.ilDBPdo.php.

    {
        if ($this->limit !== null && $this->offset !== null) {
            $query .= ' LIMIT ' . (int) $this->offset . ', ' . (int) $this->limit;
            $this->limit = null;
            $this->offset = null;
 
            return $query;
        }
 
        return $query;
    }

References $limit, and $query.

Referenced by query().

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autoExecute()

ilDBPdo::autoExecute	(		$tablename,
			$fields,
			$mode = ilDBConstants::AUTOQUERY_INSERT,
			$where = false
	)

Generate an insert, update or delete query and call prepare() and execute() on it.

Parameters

string	$tablename	of the table
array	$fields	($key=>$value) where $key is a field name and $value its value
int	$mode	of query to build ilDBConstants::AUTOQUERY_INSERT ilDBConstants::AUTOQUERY_UPDATE ilDBConstants::AUTOQUERY_DELETE ilDBConstants::AUTOQUERY_SELECT
bool	$where	(in case of update and delete queries, this string will be put after the sql WHERE statement)

Deprecated:

Will be removed in ILIAS 5.3

Returns

bool

Implements ilDBPdoInterface.

Definition at line 2063 of file class.ilDBPdo.php.

    {
        $fields_values = (array) $fields;
        if ($mode == ilDBConstants::AUTOQUERY_INSERT) {
            if (!empty($fields_values)) {
                $keys = $fields_values;
            } else {
                $keys = array();
            }
        } else {
            $keys = array_keys($fields_values);
        }
        $params = array_values($fields_values);
        if (empty($params)) {
            $query = $this->buildManipSQL($tablename, $keys, $mode, $where);
            $result = $this->pdo->query($query);
        } else {
            $stmt = $this->autoPrepare($tablename, $keys, $mode, $where, $types, $result_types);
            $this->execute($stmt);
            $this->free($stmt);
            $result = $stmt;
        }
 
        return $result;
    }

References $keys, PHPMailer\PHPMailer\$params, $query, $result, $stmt, autoPrepare(), ilDBConstants\AUTOQUERY_INSERT, buildManipSQL(), ilDBInterface\execute(), and ilDBInterface\free().

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autoPrepare()

ilDBPdo::autoPrepare (   $table,   $table_fields,   $mode = ilDBConstants::AUTOQUERY_INSERT,   $where = false,   $types = null,   $result_types = ilDBConstants::PREPARE_MANIP  )

protected

Parameters

	$table
	$table_fields
int	$mode
bool	$where
null	$types
bool	$result_types

Returns

string

Definition at line 2099 of file class.ilDBPdo.php.

    {
        $query = $this->buildManipSQL($table, $table_fields, $mode, $where);
 
        return $this->prepare($query, $types, $result_types);
    }

References $query, $table, buildManipSQL(), and prepare().

Referenced by autoExecute().

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beginTransaction()

ilDBPdo::beginTransaction

(

)

Returns

bool

Exceptions

ilDatabaseException

Implements ilDBInterface.

Definition at line 1696 of file class.ilDBPdo.php.

    {
        if (!$this->supports(self::FEATURE_TRANSACTIONS)) {
            throw new ilDatabaseException("ilDB::beginTransaction: Transactions are not supported.");
        }
 
        return $this->pdo->beginTransaction();
    }

References supports().

Referenced by ilDBPdoPostgreSQL\lockTables().

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buildAtomQuery()

ilDBPdo::buildAtomQuery

(

)

Returns

\ilAtomQuery

Implements ilDBInterface.

Reimplemented in ilDBPdoMySQLGalera.

Definition at line 1970 of file class.ilDBPdo.php.

    {
        require_once('./Services/Database/classes/Atom/class.ilAtomQueryLock.php');
 
        return new ilAtomQueryLock($this);
    }

buildManipSQL()

ilDBPdo::buildManipSQL (   $table,   $table_fields,   $mode,   $where = false  )

protected

Parameters

	$table
	$table_fields
	$mode
bool	$where

Returns

string

Exceptions

ilDatabaseException

Definition at line 2115 of file class.ilDBPdo.php.

    {
        if ($this->options['quote_identifier']) {
            $table = $this->quoteIdentifier($table);
        }
 
        if (!empty($table_fields) && $this->options['quote_identifier']) {
            foreach ($table_fields as $key => $field) {
                $table_fields[$key] = $this->quoteIdentifier($field);
            }
        }
 
        if ($where !== false && !is_null($where)) {
            if (is_array($where)) {
                $where = implode(' AND ', $where);
            }
            $where = ' WHERE ' . $where;
        }
 
        switch ($mode) {
            case ilDBConstants::AUTOQUERY_INSERT:
                if (empty($table_fields)) {
                    throw new ilDatabaseException('Insert requires table fields');
                }
                $cols = implode(', ', $table_fields);
                $values = '?' . str_repeat(', ?', (count($table_fields) - 1));
 
                return 'INSERT INTO ' . $table . ' (' . $cols . ') VALUES (' . $values . ')';
                break;
            case ilDBConstants::AUTOQUERY_UPDATE:
                if (empty($table_fields)) {
                    throw new ilDatabaseException('Update requires table fields');
                }
                $set = implode(' = ?, ', $table_fields) . ' = ?';
                $sql = 'UPDATE ' . $table . ' SET ' . $set . $where;
 
                return $sql;
                break;
            case ilDBConstants::AUTOQUERY_DELETE:
                $sql = 'DELETE FROM ' . $table . $where;
 
                return $sql;
                break;
            case ilDBConstants::AUTOQUERY_SELECT:
                $cols = !empty($table_fields) ? implode(', ', $table_fields) : '*';
                $sql = 'SELECT ' . $cols . ' FROM ' . $table . $where;
 
                return $sql;
                break;
        }
 
        throw new ilDatabaseException('Syntax error');
    }

References $cols, $key, $table, $values, ilDBConstants\AUTOQUERY_DELETE, ilDBConstants\AUTOQUERY_INSERT, ilDBConstants\AUTOQUERY_SELECT, ilDBConstants\AUTOQUERY_UPDATE, and quoteIdentifier().

Referenced by autoExecute(), and autoPrepare().

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cast()

ilDBPdo::cast	(		$a_field_name,
			$a_dest_type
	)

Parameters

string	$a_field_name
string	$a_dest_type

Returns

string;

Implements ilDBInterface.

Definition at line 2221 of file class.ilDBPdo.php.

    {
        return $this->manager->getQueryUtils()->cast($a_field_name, $a_dest_type);
    }

checkColumn()

ilDBPdo::checkColumn (   $a_col,   $a_def  )

protected

Parameters

$a_col
$a_def

Returns

bool

Definition at line 325 of file class.ilDBPdo.php.

    {
        if (!$this->checkColumnName($a_col)) {
            return false;
        }
 
        if (!$this->checkColumnDefinition($a_def)) {
            return false;
        }
 
        return true;
    }

References checkColumnDefinition(), and checkColumnName().

Referenced by checkTableColumns().

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checkColumnDefinition()

ilDBPdo::checkColumnDefinition (   $a_def,   $a_modify_mode = false  )

protected

Parameters

	$a_def
bool	$a_modify_mode

Returns

bool

Definition at line 344 of file class.ilDBPdo.php.

    {
        return $this->field_definition->checkColumnDefinition($a_def);
    }

Referenced by addTableColumn(), checkColumn(), and modifyTableColumn().

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checkColumnName()

ilDBPdo::checkColumnName

(

$a_name

)

Parameters

$a_name

Returns

bool

Definition at line 354 of file class.ilDBPdo.php.

    {
        return $this->field_definition->checkColumnName($a_name);
    }

Referenced by addTableColumn(), checkColumn(), and renameTableColumn().

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checkIndexName()

ilDBPdo::checkIndexName

(

$name

)

Parameters

$name

Returns

bool

Exceptions

ilDatabaseException

Implements ilDBPdoInterface.

Definition at line 1884 of file class.ilDBPdo.php.

    {
        return $this->getFieldDefinition()->checkIndexName($name);
    }

References $name, and getFieldDefinition().

Referenced by addUniqueConstraint().

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checkTableColumns()

ilDBPdo::checkTableColumns (   $a_cols )

protected

Parameters

$a_cols

Returns

bool

Definition at line 308 of file class.ilDBPdo.php.

    {
        foreach ($a_cols as $col => $def) {
            if (!$this->checkColumn($col, $def)) {
                return false;
            }
        }
 
        return true;
    }

References $def, and checkColumn().

Referenced by createTable().

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checkTableName()

ilDBPdo::checkTableName

(

$a_name

)

Parameters

$a_name

Returns

bool

Exceptions

ilDatabaseException

Implements ilDBInterface.

Definition at line 1672 of file class.ilDBPdo.php.

    {
        return $this->field_definition->checkTableName($a_name);
    }

Referenced by createTable(), renameTable(), and ilDBPdoPostgreSQL\renameTable().

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commit()

ilDBPdo::commit

(

)

Returns

bool

Exceptions

ilDatabaseException

Implements ilDBInterface.

Definition at line 1710 of file class.ilDBPdo.php.

    {
        if (!$this->supports(self::FEATURE_TRANSACTIONS)) {
            throw new ilDatabaseException("ilDB::beginTransaction: Transactions are not supported.");
        }
 
        return $this->pdo->commit();
    }

References supports().

Referenced by ilDBPdoPostgreSQL\unlockTables().

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concat()

ilDBPdo::concat	(	array	$values,
			$allow_null = true
	)

Parameters

array	$values
bool	$allow_null

Returns

string

Implements ilDBInterface.

Definition at line 1542 of file class.ilDBPdo.php.

    {
        return $this->manager->getQueryUtils()->concat($values, $allow_null);
    }

References $values.

connect()

ilDBPdo::connect

(

$return_false_for_error = false

)

Parameters

bool

$return_false_for_error

Returns

bool

Exceptions

Exception

Implements ilDBInterface.

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 93 of file class.ilDBPdo.php.

    {
        $this->generateDSN();
        try {
            $options = $this->getAttributes();
            $this->pdo = new PDO($this->getDSN(), $this->getUsername(), $this->getPassword(), $options);
            $this->initHelpers();
            $this->initSQLMode();
        } catch (Exception $e) {
            $this->error_code = $e->getCode();
            if ($return_false_for_error) {
                return false;
            }
            throw $e;
        }
 
        return ($this->pdo->errorCode() == PDO::ERR_NONE);
    }

References PHPMailer\PHPMailer\$options, generateDSN(), getAttributes(), getDSN(), getPassword(), getUsername(), initHelpers(), and initSQLMode().

Referenced by createDatabase().

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constraintName()

ilDBPdo::constraintName	(		$a_table,
			$a_constraint
	)

Determine contraint name by table name and constraint name.

In MySQL these are "unique" per table

Implements ilDBInterface.

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 966 of file class.ilDBPdo.php.

    {
        return $a_constraint;
    }

Referenced by addFulltextIndex(), addIndex(), addPrimaryKey(), addUniqueConstraint(), dropFulltextIndex(), and dropUniqueConstraint().

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createDatabase()

ilDBPdo::createDatabase	(		$a_name,
			$a_charset = "utf8",
			$a_collation = ""
	)

Parameters

	$a_name
string	$a_charset
string	$a_collation

Returns

ilPDOStatement|false

Exceptions

ilDatabaseException

Implements ilDBInterface.

Definition at line 169 of file class.ilDBPdo.php.

    {
        $this->setDbname(null);
        $this->generateDSN();
        $this->connect(true);
        try {
            return $this->query($this->manager->getQueryUtils()->createDatabase($a_name, $a_charset, $a_collation));
        } catch (PDOException $e) {
            return false;
        }
    }

References connect(), generateDSN(), query(), and setDbname().

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createSequence()

ilDBPdo::createSequence	(		$table_name,
			$start = 1
	)

Parameters

	$table_name
int	$start

Implements ilDBInterface.

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 418 of file class.ilDBPdo.php.

    {
        $this->manager->createSequence($table_name, $start);
    }

References $start.

createTable()

ilDBPdo::createTable	(		$table_name,
			$fields,
			$drop_table = false,
			$ignore_erros = false
	)

Parameters

	$table_name
	$fields
bool	$drop_table
bool	$ignore_erros

Returns

mixed

Exceptions

ilDatabaseException

Implements ilDBInterface.

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 284 of file class.ilDBPdo.php.

    {
        // check table name
        if (!$this->checkTableName($table_name) && !$ignore_erros) {
            throw new ilDatabaseException("ilDB Error: createTable(" . $table_name . ")");
        }
 
        // check definition array
        if (!$this->checkTableColumns($fields) && !$ignore_erros) {
            throw new ilDatabaseException("ilDB Error: createTable(" . $table_name . ")");
        }
 
        if ($drop_table) {
            $this->dropTable($table_name, false);
        }
 
        return $this->manager->createTable($table_name, $fields, array());
    }

References checkTableColumns(), checkTableName(), and dropTable().

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doesCollationSupportMB4Strings()

ilDBPdo::doesCollationSupportMB4Strings

(

)

@inheritDoc

Implements ilDBInterface.

Reimplemented in ilDBPdoMySQL.

Definition at line 2204 of file class.ilDBPdo.php.

    {
        return false;
    }

Referenced by sanitizeMB4StringIfNotSupported().

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dropFulltextIndex()

ilDBPdo::dropFulltextIndex	(		$a_table,
			$a_name
	)

Drop fulltext index.

Implements ilDBInterface.

Definition at line 919 of file class.ilDBPdo.php.

    {
        $i_name = $this->constraintName($a_table, $a_name) . "_idx";
        $this->query("ALTER TABLE $a_table DROP FULLTEXT $i_name");
    }

References constraintName(), and query().

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dropIndex()

ilDBPdo::dropIndex	(		$a_table,
			$a_name = "i1"
	)

Parameters

	$a_table
string	$a_name

Returns

mixed

Implements ilDBInterface.

Definition at line 1739 of file class.ilDBPdo.php.

    {
        return $this->manager->dropIndex($a_table, $a_name);
    }

Referenced by dropIndexByFields().

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dropIndexByFields()

ilDBPdo::dropIndexByFields	(		$table_name,
			$fields
	)

Parameters

$table_name
$fields

Returns

bool|mixed

Exceptions

ilDatabaseException

Implements ilDBInterface.

Definition at line 390 of file class.ilDBPdo.php.

    {
        foreach ($this->manager->listTableIndexes($table_name) as $idx_name) {
            $def = $this->reverse->getTableIndexDefinition($table_name, $idx_name);
            $idx_fields = array_keys((array) $def['fields']);
 
            if ($idx_fields === $fields) {
                return $this->dropIndex($table_name, $idx_name);
            }
        }
 
        return false;
    }

References $def, and dropIndex().

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dropPrimaryKey()

ilDBPdo::dropPrimaryKey

(

$table_name

)

Parameters

$table_name

Returns

bool

Implements ilDBPdoInterface.

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 2010 of file class.ilDBPdo.php.

    {
        return $this->manager->dropConstraint($table_name, "PRIMARY", true);
    }

dropSequence()

ilDBPdo::dropSequence

(

$table_name

)

Parameters

$table_name

string

Implements ilDBInterface.

Definition at line 570 of file class.ilDBPdo.php.

    {
        $this->manager->dropSequence($table_name);
    }

dropTable()

ilDBPdo::dropTable	(		$table_name,
			$error_if_not_existing = true
	)

Parameters

	$table_name
bool	$error_if_not_existing

Returns

bool

Exceptions

ilDatabaseException

Implements ilDBInterface.

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 488 of file class.ilDBPdo.php.

    {
        $ilDBPdoManager = $this->loadModule(ilDBConstants::MODULE_MANAGER);
        $tables = $ilDBPdoManager->listTables();
        $table_exists = in_array($table_name, $tables);
        if (!$table_exists && $error_if_not_existing) {
            throw new ilDatabaseException("Table {$table_name} does not exist");
        }
 
        // drop sequence
        $sequences = $ilDBPdoManager->listSequences();
        if (in_array($table_name, $sequences)) {
            $ilDBPdoManager->dropSequence($table_name);
        }
 
        // drop table
        if ($table_exists) {
            $ilDBPdoManager->dropTable($table_name);
        }
 
        return true;
    }

References loadModule(), and ilDBConstants\MODULE_MANAGER.

Referenced by createTable().

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dropTableColumn()

ilDBPdo::dropTableColumn	(		$table_name,
			$column_name
	)

Parameters

string	$table_name
string	$column_name

Returns

bool

Exceptions

ilDatabaseException

Implements ilDBInterface.

Definition at line 582 of file class.ilDBPdo.php.

    {
        $changes = array(
            "remove" => array(
                $column_name => array(),
            ),
        );
 
        return $this->manager->alterTable($table_name, $changes, false);
    }

dropUniqueConstraint()

ilDBPdo::dropUniqueConstraint	(		$a_table,
			$a_name = "con"
	)

Parameters

	$a_table
string	$a_name

Returns

mixed

Implements ilDBPdoInterface.

Definition at line 1925 of file class.ilDBPdo.php.

    {
        return $this->manager->dropConstraint($a_table, $this->constraintName($a_table, $a_name), false);
    }

References constraintName().

Referenced by dropUniqueConstraintByFields().

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dropUniqueConstraintByFields()

ilDBPdo::dropUniqueConstraintByFields	(		$a_table,
			$a_fields
	)

Parameters

$a_table
$a_fields

Returns

bool|mixed

Implements ilDBPdoInterface.

Definition at line 1936 of file class.ilDBPdo.php.

    {
        $analyzer = new ilDBAnalyzer();
        $cons = $analyzer->getConstraintsInformation($a_table);
        foreach ($cons as $c) {
            if ($c["type"] == "unique" && count($a_fields) == count($c["fields"])) {
                $all_in = true;
                foreach ($a_fields as $f) {
                    if (!isset($c["fields"][$f])) {
                        $all_in = false;
                    }
                }
                if ($all_in) {
                    return $this->dropUniqueConstraint($a_table, $c['name']);
                }
            }
        }
 
        return false;
    }

References $c, $f, and dropUniqueConstraint().

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enableResultBuffering()

ilDBPdo::enableResultBuffering

(

$a_status

)

Parameters

$a_status

Implements ilDBInterface.

Definition at line 1414 of file class.ilDBPdo.php.

    {
        $this->pdo->setAttribute(PDO::MYSQL_ATTR_USE_BUFFERED_QUERY, $a_status);
    }

equals()

ilDBPdo::equals	(		$columns,
			$value,
			$type,
			$emptyOrNull = false
	)

Parameters

	$columns
	$value
	$type
bool	$emptyOrNull

Returns

string

Implements ilDBInterface.

Definition at line 1197 of file class.ilDBPdo.php.

    {
        if (!$emptyOrNull || $value != "") {
            return $columns . " = " . $this->quote($value, $type);
        } else {
            return "(" . $columns . " = '' OR $columns IS NULL)";
        }
    }

References $columns, $type, and quote().

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escape()

ilDBPdo::escape	(		$value,
			$escape_wildcards = false
	)

Parameters

	$value
bool	$escape_wildcards

Returns

string

Implements ilDBPdoInterface.

Definition at line 1826 of file class.ilDBPdo.php.

    {
        return $value;
    }

escapePattern()

ilDBPdo::escapePattern

(

$text

)

Parameters

$text

Returns

string

Implements ilDBPdoInterface.

Definition at line 1836 of file class.ilDBPdo.php.

    {
        return $text;
    }

References $text.

executeMultiple()

ilDBPdo::executeMultiple	(		$stmt,
			$a_data
	)

Parameters

$stmt
$a_data

Implements ilDBPdoInterface.

Definition at line 2020 of file class.ilDBPdo.php.

    {
        for ($i = 0, $j = count($a_data); $i < $j; $i++) {
            $stmt->execute($a_data[$i]);
        }
    }

References $i, and $stmt.

fetchAssoc()

ilDBPdo::fetchAssoc

(

$query_result

)

Parameters

$query_result

ilPDOStatement

Returns

mixed

Implements ilDBInterface.

Definition at line 785 of file class.ilDBPdo.php.

    {
        $res = $query_result->fetch(PDO::FETCH_ASSOC);
        if ($res == null) {
            $query_result->closeCursor();
 
            return null;
        }
 
        return $res;
    }

References $res.

Referenced by isFulltextIndex().

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fetchObject()

ilDBPdo::fetchObject

(

$query_result

)

Parameters

$query_result

ilPDOStatement

Returns

mixed|null

Implements ilDBInterface.

Definition at line 657 of file class.ilDBPdo.php.

    {
        $res = $query_result->fetchObject();
        if ($res == null) {
            $query_result->closeCursor();
 
            return null;
        }
 
        return $res;
    }

References $res.

Referenced by getDBVersion().

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fromUnixtime()

ilDBPdo::fromUnixtime	(		$a_expr,
			$a_to_text = true
	)

Parameters

	$a_expr
bool	$a_to_text

Returns

string

Implements ilDBPdoInterface.

Definition at line 2033 of file class.ilDBPdo.php.

    {
        return "FROM_UNIXTIME(" . $a_expr . ")";
    }

generateDSN()

ilDBPdo::generateDSN

(

)

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 224 of file class.ilDBPdo.php.

    {
        $port = $this->getPort() ? ";port=" . $this->getPort() : "";
        $dbname = $this->getDbname() ? ';dbname=' . $this->getDbname() : '';
        $host = $this->getHost();
        $charset = ';charset=' . $this->getCharset();
        $this->dsn = 'mysql:host=' . $host . $port . $dbname . $charset;
    }

References $charset, $dbname, $host, $port, getCharset(), getDbname(), getHost(), and getPort().

Referenced by connect(), createDatabase(), and initFromIniFile().

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getAdditionalAttributes()

ilDBPdo::getAdditionalAttributes ( )

protected

Returns

array

Reimplemented in ilDBPdoMySQL, and ilDBPdoPostgreSQL.

Definition at line 138 of file class.ilDBPdo.php.

    {
        return array();
    }

Referenced by getAttributes().

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getAllowedAttributes()

ilDBPdo::getAllowedAttributes

(

)

Returns

array

Implements ilDBInterface.

Definition at line 1512 of file class.ilDBPdo.php.

    {
        return $this->field_definition->getAllowedAttributes();
    }

getAttributes()

ilDBPdo::getAttributes ( )

protected

Returns

array

Definition at line 124 of file class.ilDBPdo.php.

    {
        $options = $this->attributes;
        foreach ($this->getAdditionalAttributes() as $k => $v) {
            $options[$k] = $v;
        }
 
        return $options;
    }

References $attributes, PHPMailer\PHPMailer\$options, and getAdditionalAttributes().

Referenced by connect(), and ilDBPdoPostgreSQL\connect().

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getCharset()

ilDBPdo::getCharset

(

)

Returns

string

Definition at line 1246 of file class.ilDBPdo.php.

    {
        return $this->charset;
    }

References $charset.

Referenced by generateDSN().

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getDbname()

ilDBPdo::getDbname

(

)

Returns

string

Definition at line 1228 of file class.ilDBPdo.php.

    {
        return $this->dbname;
    }

References $dbname.

Referenced by generateDSN(), and ilDBPdoPostgreSQL\generateDSN().

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getDBType()

ilDBPdo::getDBType

(

)

Returns

string

Implements ilDBInterface.

Definition at line 984 of file class.ilDBPdo.php.

    {
        return $this->db_type;
    }

References $db_type.

getDBVersion()

ilDBPdo::getDBVersion

(

)

Returns

string

Exceptions

ilDatabaseException

Implements ilDBPdoInterface.

Definition at line 2174 of file class.ilDBPdo.php.

    {
        $d = $this->fetchObject($this->query("SELECT VERSION() AS version"));
 
        return ($d->version ? $d->version : 'Unknown');
    }

References $d, fetchObject(), and query().

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getDSN()

ilDBPdo::getDSN

(

)

Returns

string

Implements ilDBInterface.

Definition at line 975 of file class.ilDBPdo.php.

    {
        return $this->dsn;
    }

References $dsn.

Referenced by connect(), and ilDBPdoPostgreSQL\connect().

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getFieldDefinition()

ilDBPdo::getFieldDefinition

(

)

Returns

ilDBPdoFieldDefinition

Definition at line 147 of file class.ilDBPdo.php.

    {
        return $this->field_definition;
    }

References $field_definition.

Referenced by checkIndexName().

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getHost()

ilDBPdo::getHost

(

)

Returns

string

Definition at line 1210 of file class.ilDBPdo.php.

    {
        return $this->host;
    }

References $host.

Referenced by generateDSN(), and ilDBPdoPostgreSQL\generateDSN().

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getIndexName()

ilDBPdo::getIndexName

(

$index_name_base

)

Parameters

$index_name_base

Returns

string

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 946 of file class.ilDBPdo.php.

    {
        return sprintf(ilDBPdoFieldDefinition::INDEX_FORMAT, preg_replace('/[^a-z0-9_\$]/i', '_', $index_name_base));
    }

References ilDBPdoFieldDefinition\INDEX_FORMAT.

getLastErrorCode()

ilDBPdo::getLastErrorCode

(

)

Returns

int

Definition at line 185 of file class.ilDBPdo.php.

    {
        if ($this->pdo instanceof PDO) {
            return $this->pdo->errorCode();
        }
 
        return $this->error_code;
    }

References $error_code.

getLastInsertId()

ilDBPdo::getLastInsertId

(

)

Returns

string

Implements ilDBPdoInterface.

Definition at line 1961 of file class.ilDBPdo.php.

    {
        return $this->pdo->lastInsertId();
    }

getPassword()

ilDBPdo::getPassword

(

)

Returns

string

Definition at line 1282 of file class.ilDBPdo.php.

    {
        return $this->password;
    }

References $password.

Referenced by connect(), ilDBPdoPostgreSQL\connect(), and ilDBPdoPostgreSQL\generateDSN().

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getPort()

ilDBPdo::getPort

(

)

Returns

int

Definition at line 1300 of file class.ilDBPdo.php.

    {
        return $this->port;
    }

References $port.

Referenced by generateDSN(), and ilDBPdoPostgreSQL\generateDSN().

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getPrimaryKeyIdentifier()

ilDBPdo::getPrimaryKeyIdentifier

(

)

Returns

string

Implements ilDBInterface.

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 408 of file class.ilDBPdo.php.

    {
        return "PRIMARY";
    }

Referenced by addPrimaryKey().

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getSequenceName()

ilDBPdo::getSequenceName

(

$table_name

)

Parameters

$table_name

Returns

string

Implements ilDBInterface.

Definition at line 956 of file class.ilDBPdo.php.

    {
        return sprintf(ilDBPdoFieldDefinition::SEQUENCE_FORMAT, preg_replace('/[^a-z0-9_\$.]/i', '_', $table_name));
    }

References ilDBPdoFieldDefinition\SEQUENCE_FORMAT.

Referenced by ilDBPdoMySQL\nextId().

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getServerVersion()

ilDBPdo::getServerVersion

(

$native = false

)

Parameters

bool

$native

Returns

string

Implements ilDBPdoInterface.

Definition at line 1815 of file class.ilDBPdo.php.

    {
        return $this->pdo->query('SELECT VERSION()')->fetchColumn();
    }

getStorageEngine()

ilDBPdo::getStorageEngine

(

)

Returns

string

Implements ilDBInterface.

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 1757 of file class.ilDBPdo.php.

    {
        return $this->storage_engine;
    }

References $storage_engine.

getUsername()

ilDBPdo::getUsername

(

)

Returns

string

Definition at line 1264 of file class.ilDBPdo.php.

    {
        return $this->username;
    }

References $username.

Referenced by connect(), ilDBPdoPostgreSQL\connect(), and ilDBPdoPostgreSQL\generateDSN().

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groupConcat()

ilDBPdo::groupConcat	(		$a_field_name,
			$a_seperator = ",",
			$a_order = null
	)

Parameters

string	$a_field_name
string	$a_seperator
string	$a_order

Returns

string

Implements ilDBInterface.

Definition at line 2213 of file class.ilDBPdo.php.

    {
        return $this->manager->getQueryUtils()->groupConcat($a_field_name, $a_seperator, $a_order);
    }

in()

ilDBPdo::in	(		$field,
			$values,
			$negate = false,
			$type = ""
	)

Parameters

	$field	string
	$values	array
bool	$negate
string	$type

Returns

string

Implements ilDBInterface.

Definition at line 1052 of file class.ilDBPdo.php.

    {
        return $this->manager->getQueryUtils()->in($field, $values, $negate, $type);
    }

References $type, and $values.

indexExistsByFields()

ilDBPdo::indexExistsByFields	(		$table_name,
			$fields
	)

Parameters

string	$table_name
array	$fields

Returns

bool

Implements ilDBInterface.

Definition at line 854 of file class.ilDBPdo.php.

    {
        foreach ($this->manager->listTableIndexes($table_name) as $idx_name) {
            $def = $this->reverse->getTableIndexDefinition($table_name, $idx_name);
            $idx_fields = array_keys((array) $def['fields']);
 
            if ($idx_fields === $fields) {
                return true;
            }
        }
 
        return false;
    }

References $def.

initFromIniFile()

ilDBPdo::initFromIniFile

(

$tmpClientIniFile = null

)

Parameters

null

$tmpClientIniFile

Implements ilDBInterface.

Definition at line 198 of file class.ilDBPdo.php.

    {
        global $DIC;
 
        if ($tmpClientIniFile instanceof ilIniFile) {
            $clientIniFile = $tmpClientIniFile;
        } else {
            $ilClientIniFile = null;
            if ($DIC->offsetExists('ilClientIniFile')) {
                $clientIniFile = $DIC['ilClientIniFile'];
            } else {
                throw new InvalidArgumentException('$tmpClientIniFile is not an instance of ilIniFile');
            }
        }
 
        $this->setUsername($clientIniFile->readVariable("db", "user"));
        $this->setHost($clientIniFile->readVariable("db", "host"));
        $this->setPort((int) $clientIniFile->readVariable("db", "port"));
        $this->setPassword($clientIniFile->readVariable("db", "pass"));
        $this->setDbname($clientIniFile->readVariable("db", "name"));
        $this->setDBType($clientIniFile->readVariable("db", "type"));
 
        $this->generateDSN();
    }

References $DIC, generateDSN(), setDbname(), setDBType(), setHost(), setPassword(), setPort(), and setUsername().

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initHelpers()

ilDBPdo::initHelpers ( )

abstract

Reimplemented in ilDBPdoMySQL, and ilDBPdoPostgreSQL.

Referenced by connect().

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initSQLMode()

ilDBPdo::initSQLMode ( )

protected

Reimplemented in ilDBPdoMySQL.

Definition at line 116 of file class.ilDBPdo.php.

    {
    }

Referenced by connect().

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insert()

ilDBPdo::insert	(		$table_name,
			$values
	)

Parameters

$table_name	string
$values

Returns

int|void

Implements ilDBInterface.

Definition at line 634 of file class.ilDBPdo.php.

    {
        $real = array();
        $fields = array();
        foreach ($values as $key => $val) {
            $real[] = $this->quote($val[1], $val[0]);
            $fields[] = $this->quoteIdentifier($key);
        }
        $values = implode(",", $real);
        $fields = implode(",", $fields);
        $query = "INSERT INTO " . $table_name . " (" . $fields . ") VALUES (" . $values . ")";
 
        $query = $this->sanitizeMB4StringIfNotSupported($query);
 
        return $this->pdo->exec($query);
    }

References $key, $query, $values, quote(), quoteIdentifier(), and sanitizeMB4StringIfNotSupported().

Referenced by ilDBPdoPostgreSQL\replace().

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isFulltextIndex()

ilDBPdo::isFulltextIndex	(		$a_table,
			$a_name
	)

Is index a fulltext index?

Implements ilDBInterface.

Definition at line 929 of file class.ilDBPdo.php.

    {
        $set = $this->query("SHOW INDEX FROM " . $a_table);
        while ($rec = $this->fetchAssoc($set)) {
            if ($rec["Key_name"] == $a_name && $rec["Index_type"] == "FULLTEXT") {
                return true;
            }
        }
 
        return false;
    }

References fetchAssoc(), and query().

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isReservedWord()

static ilDBPdo::isReservedWord (   $a_word )

static

Parameters

$a_word

Returns

bool

Implements ilDBInterface.

Definition at line 1682 of file class.ilDBPdo.php.

    {
        require_once('./Services/Database/classes/PDO/FieldDefinition/class.ilDBPdoMySQLFieldDefinition.php');
        global $DIC;
        $ilDBPdoMySQLFieldDefinition = new ilDBPdoMySQLFieldDefinition($DIC->database());
 
        return $ilDBPdoMySQLFieldDefinition->isReserved($a_word);
    }

References $DIC.

like()

ilDBPdo::like	(		$column,
			$type,
			$value = "?",
			$case_insensitive = true
	)

Parameters

string	$column
string	$type
string	$value
bool	$case_insensitive

Returns

string

Exceptions

ilDatabaseException

Implements ilDBInterface.

Definition at line 1135 of file class.ilDBPdo.php.

    {
        return $this->manager->getQueryUtils()->like($column, $type, $value, $case_insensitive);
    }

References $type.

listSequences()

ilDBPdo::listSequences

(

)

Returns

array

Implements ilDBInterface.

Definition at line 1531 of file class.ilDBPdo.php.

    {
        return $this->manager->listSequences();
    }

Referenced by sequenceExists().

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listTables()

ilDBPdo::listTables

(

)

Returns

array

Implements ilDBInterface.

Definition at line 1488 of file class.ilDBPdo.php.

    {
        return $this->manager->listTables();
    }

Referenced by ilDBPdoMySQL\migrateAllTablesToEngine(), and ilDBPdoPostgreSQL\tableExists().

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loadModule()

ilDBPdo::loadModule

(

$module

)

Parameters

$module

Returns

\ilDBPdoManager|\ilDBPdoReverse

Implements ilDBInterface.

Definition at line 1498 of file class.ilDBPdo.php.

    {
        switch ($module) {
            case ilDBConstants::MODULE_MANAGER:
                return $this->manager;
            case ilDBConstants::MODULE_REVERSE:
                return $this->reverse;
        }
    }

References $manager, $module, $reverse, ilDBConstants\MODULE_MANAGER, and ilDBConstants\MODULE_REVERSE.

Referenced by dropTable(), ilDBPdoMySQL\migrateAllTablesToCollation(), and tableColumnExists().

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locate()

ilDBPdo::locate	(		$a_needle,
			$a_string,
			$a_start_pos = 1
	)

Parameters

	$a_needle
	$a_string
int	$a_start_pos

Returns

string

Implements ilDBInterface.

Definition at line 1572 of file class.ilDBPdo.php.

    {
        return $this->manager->getQueryUtils()->locate($a_needle, $a_string, $a_start_pos);
    }

lockTables()

ilDBPdo::lockTables

(

$tables

)

Deprecated:

Use ilAtomQuery instead

Parameters

array

$tables

Implements ilDBInterface.

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 1020 of file class.ilDBPdo.php.

    {
        assert(is_array($tables));
 
        $lock = $this->manager->getQueryUtils()->lock($tables);
        global $DIC;
        $ilLogger = $DIC->logger()->root();
        if ($ilLogger instanceof ilLogger) {
            $ilLogger->log('ilDB::lockTables(): ' . $lock);
        }
 
        $this->pdo->exec($lock);
    }

References $DIC.

lower()

ilDBPdo::lower

(

$a_exp

)

Parameters

$a_exp

Returns

string

Implements ilDBInterface.

Definition at line 1365 of file class.ilDBPdo.php.

    {
        return " LOWER(" . $a_exp . ") ";
    }

manipulate()

ilDBPdo::manipulate

(

$query

)

Parameters

string

$query

Returns

bool|int

Exceptions

ilDatabaseException

Implements ilDBInterface.

Definition at line 759 of file class.ilDBPdo.php.

    {
        global $DIC;
        $ilBench = $DIC['ilBench'];
        try {
            $query = $this->sanitizeMB4StringIfNotSupported($query);
            if ($ilBench instanceof ilBenchmark) {
                $ilBench->startDbBench($query);
            }
            $r = $this->pdo->exec($query);
            if ($ilBench instanceof ilBenchmark) {
                $ilBench->stopDbBench();
            }
        } catch (PDOException $e) {
            throw new ilDatabaseException($e->getMessage() . ' QUERY: ' . $query);
        }
 
        return $r;
    }

References $DIC, $ilBench, $query, $r, and sanitizeMB4StringIfNotSupported().

Referenced by manipulateF(), and ilDBPdoPostgreSQL\replace().

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manipulateF()

ilDBPdo::manipulateF	(		$query,
			$types,
			$values
	)

Parameters

$query	string
$types	string[]
$values	mixed[]

Returns

string

Exceptions

ilDatabaseException

Implements ilDBInterface.

Definition at line 1087 of file class.ilDBPdo.php.

    {
        if (!is_array($types) || !is_array($values) || count($types) != count($values)) {
            throw new ilDatabaseException("ilDB::manipulateF: types and values must be arrays of same size. ($query)");
        }
        $quoted_values = array();
        foreach ($types as $k => $t) {
            $quoted_values[] = $this->quote($values[$k], $t);
        }
        $query = vsprintf($query, $quoted_values);
 
        return $this->manipulate($query);
    }

References $query, $t, $values, manipulate(), and quote().

Referenced by replace(), and update().

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migrateAllTablesToCollation()

ilDBPdo::migrateAllTablesToCollation

(

$collation = ilDBConstants::MYSQL_COLLATION_UTF8MB4

)

@inheritDoc

Implements ilDBPdoInterface.

Reimplemented in ilDBPdoMySQL.

Definition at line 1855 of file class.ilDBPdo.php.

    {
        return array();
    }

migrateAllTablesToEngine()

ilDBPdo::migrateAllTablesToEngine

(

$engine = ilDBConstants::MYSQL_ENGINE_INNODB

)

Parameters

string

$engine

Returns

array

Implements ilDBPdoInterface.

Reimplemented in ilDBPdoMySQL.

Definition at line 1846 of file class.ilDBPdo.php.

    {
        return array();
    }

modifyTableColumn()

ilDBPdo::modifyTableColumn	(		$table,
			$a_column,
			$a_attributes
	)

Parameters

$table
$a_column
$a_attributes

Returns

bool

Exceptions

ilDatabaseException

Implements ilDBInterface.

Definition at line 1585 of file class.ilDBPdo.php.

    {
        $def = $this->reverse->getTableFieldDefinition($table, $a_column);
 
        $analyzer = new ilDBAnalyzer($this);
        $best_alt = $analyzer->getBestDefinitionAlternative($def);
        $def = $def[$best_alt];
        unset($def["nativetype"]);
        unset($def["mdb2type"]);
 
        // check attributes
        $ilDBPdoFieldDefinition = $this->field_definition;
 
        $type = ($a_attributes["type"] != "") ? $a_attributes["type"] : $def["type"];
        foreach ($def as $k => $v) {
            if ($k != "type" && !$ilDBPdoFieldDefinition->isAllowedAttribute($k, $type)) {
                unset($def[$k]);
            }
        }
        $check_array = $def;
        foreach ($a_attributes as $k => $v) {
            $check_array[$k] = $v;
        }
        if (!$this->checkColumnDefinition($check_array, true)) {
            throw new ilDatabaseException("ilDB Error: modifyTableColumn(" . $table . ", " . $a_column . ")");
        }
 
        foreach ($a_attributes as $a => $v) {
            $def[$a] = $v;
        }
 
        $a_attributes["definition"] = $def;
 
        $changes = array(
            "change" => array(
                $a_column => $a_attributes,
            ),
        );
 
        return $this->manager->alterTable($table, $changes, false);
    }

References $def, $field_definition, $table, $type, and checkColumnDefinition().

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nextId()

ilDBPdo::nextId

(

$table_name

)

Parameters

$table_name

string

Returns

int

Implements ilDBInterface.

Reimplemented in ilDBPdoMySQL, and ilDBPdoPostgreSQL.

Definition at line 249 of file class.ilDBPdo.php.

    {
        $sequence_table_name = $table_name . '_seq';
 
        $last_insert_id = $this->pdo->lastInsertId($table_name);
        if ($last_insert_id) {
            //                  return $last_insert_id;
        }
 
        if ($this->tableExists($sequence_table_name)) {
            $stmt = $this->pdo->prepare("SELECT sequence FROM $sequence_table_name");
            $stmt->execute();
            $rows = $stmt->fetch(PDO::FETCH_ASSOC);
            $stmt->closeCursor();
            $next_id = $rows['sequence'] + 1;
            $stmt = $this->pdo->prepare("DELETE FROM $sequence_table_name");
            $stmt->execute(array("next_id" => $next_id));
            $stmt = $this->pdo->prepare("INSERT INTO $sequence_table_name (sequence) VALUES (:next_id)");
            $stmt->execute(array("next_id" => $next_id));
 
            return $next_id;
        }
 
        return 1;
    }

References $rows, $stmt, and tableExists().

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now()

ilDBPdo::now

(

)

Returns

string the now statement

Implements ilDBInterface.

Definition at line 1144 of file class.ilDBPdo.php.

    {
        return $this->manager->getQueryUtils()->now();
    }

numRows()

ilDBPdo::numRows

(

$query_result

)

Parameters

$query_result

PDOStatement

Returns

int

Implements ilDBInterface.

Definition at line 803 of file class.ilDBPdo.php.

    {
        return $query_result->rowCount();
    }

prepare()

ilDBPdo::prepare	(		$query,
			$types = null,
			$result_types = null
	)

Parameters

	$query
null	$types
null	$result_types

Returns

\ilPDOStatement

Implements ilDBInterface.

Definition at line 1405 of file class.ilDBPdo.php.

    {
        return new ilPDOStatement($this->pdo->prepare($query));
    }

References $query.

Referenced by autoPrepare().

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prepareManip()

ilDBPdo::prepareManip	(		$query,
			$types = null
	)

Parameters

	$query
null	$types

Returns

\ilPDOStatement

Implements ilDBInterface.

Definition at line 1393 of file class.ilDBPdo.php.

    {
        return new ilPDOStatement($this->pdo->prepare($query));
    }

References $query.

Referenced by update().

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query()

ilDBPdo::query

(

$query

)

Parameters

$query

string

Returns

ilPDOStatement

Exceptions

ilDatabaseException

Implements ilDBInterface.

Definition at line 518 of file class.ilDBPdo.php.

    {
        global $DIC;
        $ilBench = $DIC['ilBench'];
 
        $query = $this->appendLimit($query);
 
        try {
            if ($ilBench instanceof ilBenchmark) {
                $ilBench->startDbBench($query);
            }
            $res = $this->pdo->query($query);
            if ($ilBench instanceof ilBenchmark) {
                $ilBench->stopDbBench();
            }
        } catch (PDOException $e) {
            throw new ilDatabaseException($e->getMessage() . ' QUERY: ' . $query);
        }
 
        $err = $this->pdo->errorCode();
        if ($err != PDO::ERR_NONE) {
            $info = $this->pdo->errorInfo();
            $info_message = $info[2];
            throw new ilDatabaseException($info_message . ' QUERY: ' . $query);
        }
 
        return new ilPDOStatement($res);
    }

References $DIC, $ilBench, $info, $query, $res, and appendLimit().

Referenced by addFulltextIndex(), createDatabase(), dropFulltextIndex(), getDBVersion(), isFulltextIndex(), ilDBPdoPostgreSQL\lockTables(), ilDBPdoMySQL\nextId(), ilDBPdoPostgreSQL\nextId(), and queryF().

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queryCol()

ilDBPdo::queryCol	(		$query,
			$type = PDO::FETCH_ASSOC,
			$colnum = 0
	)

Parameters

	$query
int	$type
int	$colnum

Returns

array

Implements ilDBPdoInterface.

Definition at line 1769 of file class.ilDBPdo.php.

    {
        switch ($type) {
            case ilDBConstants::FETCHMODE_ASSOC:
                $type = PDO::FETCH_ASSOC;
                break;
            case ilDBConstants::FETCHMODE_OBJECT:
                $type = PDO::FETCH_OBJ;
                break;
            default:
                $type = PDO::FETCH_ASSOC;
                break;
        }
 
        return $this->pdo->query($query, PDO::FETCH_ASSOC)->fetchAll(PDO::FETCH_COLUMN, $colnum);
    }

References $query, $type, ilDBConstants\FETCHMODE_ASSOC, and ilDBConstants\FETCHMODE_OBJECT.

Referenced by ilDBPdoMySQL\migrateAllTablesToEngine().

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queryF()

ilDBPdo::queryF	(		$query,
			$types,
			$values
	)

Parameters

string	$query
\string[]	$types
\mixed[]	$values

Returns

ilPDOStatement

Exceptions

ilDatabaseException

Implements ilDBInterface.

Definition at line 1065 of file class.ilDBPdo.php.

    {
        if (!is_array($types) || !is_array($values) || count($types) != count($values)) {
            throw new ilDatabaseException("ilDB::queryF: Types and values must be arrays of same size. ($query)");
        }
        $quoted_values = array();
        foreach ($types as $k => $t) {
            $quoted_values[] = $this->quote($values[$k], $t);
        }
        $query = vsprintf($query, $quoted_values);
 
        return $this->query($query);
    }

References $query, $t, $values, query(), and quote().

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queryRow()

ilDBPdo::queryRow	(		$query,
			$types = null,
			$fetchmode = ilDBConstants::FETCHMODE_DEFAULT
	)

Parameters

	$query
null	$types
int	$fetchmode

Returns

arary

Implements ilDBPdoInterface.

Definition at line 1793 of file class.ilDBPdo.php.

    {
        switch ($fetchmode) {
            case ilDBConstants::FETCHMODE_ASSOC:
                $type = PDO::FETCH_ASSOC;
                break;
            case ilDBConstants::FETCHMODE_OBJECT:
                $type = PDO::FETCH_OBJ;
                break;
            default:
                $type = PDO::FETCH_ASSOC;
                break;
        }
 
        return $this->pdo->query($query, $type)->fetch();
    }

References $query, $type, ilDBConstants\FETCHMODE_ASSOC, and ilDBConstants\FETCHMODE_OBJECT.

quote()

ilDBPdo::quote	(		$value,
			$type = null
	)

Parameters

$value
$type

Returns

mixed

Implements ilDBInterface.

Definition at line 815 of file class.ilDBPdo.php.

    {
        if ($value === null) {
            return 'NULL';
        }
 
        $pdo_type = PDO::PARAM_STR;
        switch ($type) {
            case ilDBConstants::T_TIMESTAMP:
            case ilDBConstants::T_DATETIME:
            case ilDBConstants::T_DATE:
                if ($value === '') {
                    return 'NULL';
                }
                break;
            case ilDBConstants::T_INTEGER:
                $value = (int) $value;
 
                return $value;
                break;
            case ilDBConstants::T_FLOAT:
                $pdo_type = PDO::PARAM_INT;
                break;
            case ilDBConstants::T_TEXT:
            default:
                $pdo_type = PDO::PARAM_STR;
                break;
        }
 
        return $this->pdo->quote($value, $pdo_type);
    }

References $type, ilDBConstants\T_DATE, ilDBConstants\T_DATETIME, ilDBConstants\T_FLOAT, ilDBConstants\T_INTEGER, ilDBConstants\T_TEXT, and ilDBConstants\T_TIMESTAMP.

Referenced by equals(), insert(), manipulateF(), queryF(), ilDBPdoPostgreSQL\replace(), and update().

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quoteIdentifier()

ilDBPdo::quoteIdentifier	(		$identifier,
			$check_option = false
	)

Parameters

$identifier

Returns

string

Implements ilDBInterface.

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 238 of file class.ilDBPdo.php.

    {
        return '`' . $identifier . '`';
    }

Referenced by buildManipSQL(), insert(), ilDBPdoMySQL\nextId(), and update().

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renameTable()

ilDBPdo::renameTable	(		$a_name,
			$a_new_name
	)

Parameters

$a_name
$a_new_name

Returns

bool

Exceptions

ilDatabaseException

Implements ilDBInterface.

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 1647 of file class.ilDBPdo.php.

    {
        // check table name
        try {
            $this->checkTableName($a_new_name);
        } catch (ilDatabaseException $e) {
            throw new ilDatabaseException("ilDB Error: renameTable(" . $a_name . "," . $a_new_name . ")<br />" . $e->getMessage());
        }
 
        $this->manager->alterTable($a_name, array("name" => $a_new_name), false);
 
        // The abstraction_progress is no longer used in ILIAS, see http://www.ilias.de/mantis/view.php?id=19513
        //              $query = "UPDATE abstraction_progress " . "SET table_name = " . $this->quote($a_new_name, 'text') . " " . "WHERE table_name = "
        //                       . $this->quote($a_name, 'text');
        //              $this->pdo->query($query);
 
        return true;
    }

References checkTableName().

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renameTableColumn()

ilDBPdo::renameTableColumn	(		$table_name,
			$column_old_name,
			$column_new_name
	)

Parameters

string	$table_name
string	$column_old_name
string	$column_new_name

Returns

bool

Exceptions

ilDatabaseException

Implements ilDBInterface.

Definition at line 601 of file class.ilDBPdo.php.

    {
        // check table name
        if (!$this->checkColumnName($column_new_name)) {
            throw new ilDatabaseException("ilDB Error: renameTableColumn(" . $table_name . "," . $column_old_name . "," . $column_new_name . ")");
        }
 
        $def = $this->reverse->getTableFieldDefinition($table_name, $column_old_name);
 
        $analyzer = new ilDBAnalyzer($this);
        $best_alt = $analyzer->getBestDefinitionAlternative($def);
        $def = $def[$best_alt];
        unset($def["nativetype"]);
        unset($def["mdb2type"]);
 
        $f["definition"] = $def;
        $f["name"] = $column_new_name;
 
        $changes = array(
            "rename" => array(
                $column_old_name => $f,
            ),
        );
 
        return $this->manager->alterTable($table_name, $changes, false);
    }

References $def, $f, and checkColumnName().

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replace()

ilDBPdo::replace	(		$table,
			$primaryKeys,
			$otherColumns
	)

Replace into method.

Parameters

string	table name
array	primary key values: array("field1" => array("text", $name), "field2" => ...)
array	other values: array("field1" => array("text", $name), "field2" => ...)

Returns

string

Implements ilDBInterface.

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 1158 of file class.ilDBPdo.php.

    {
        $a_columns = array_merge($primaryKeys, $otherColumns);
        $fields = array();
        $field_values = array();
        $placeholders = array();
        $types = array();
        $values = array();
 
        foreach ($a_columns as $k => $col) {
            $fields[] = $k;
            $placeholders[] = "%s";
            $placeholders2[] = ":$k";
            $types[] = $col[0];
 
            // integer auto-typecast (this casts bool values to integer)
            if ($col[0] == 'integer' && !is_null($col[1])) {
                $col[1] = (int) $col[1];
            }
 
            $values[] = $col[1];
            $field_values[$k] = $col[1];
        }
 
        $q = "REPLACE INTO " . $table . " (" . implode(",", $fields) . ") VALUES (" . implode(",", $placeholders) . ")";
 
        $r = $this->manipulateF($q, $types, $values);
 
        return $r;
    }

References $r, $table, $values, and manipulateF().

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rollback()

ilDBPdo::rollback

(

)

Returns

bool

Exceptions

ilDatabaseException

Implements ilDBInterface.

Definition at line 1724 of file class.ilDBPdo.php.

    {
        if (!$this->supports(self::FEATURE_TRANSACTIONS)) {
            throw new ilDatabaseException("ilDB::beginTransaction: Transactions are not supported.");
        }
 
        return $this->pdo->rollBack();
    }

References supports().

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sanitizeMB4StringIfNotSupported()

ilDBPdo::sanitizeMB4StringIfNotSupported

(

$query

)

Parameters

$query

string to sanitize, all MB4-Characters like emojis will re replaced with ???

Returns

string sanitized query

Implements ilDBInterface.

Definition at line 2185 of file class.ilDBPdo.php.

    {
        if (!$this->doesCollationSupportMB4Strings()) {
            $query_replaced = preg_replace(
                '/[\x{10000}-\x{10FFFF}]/u',
                ilDBConstants::MB4_REPLACEMENT,
                $query
            );
            if (!empty($query_replaced)) {
                return $query_replaced;
            }
        }
 
        return $query;
    }

References $query, doesCollationSupportMB4Strings(), and ilDBConstants\MB4_REPLACEMENT.

Referenced by insert(), manipulate(), and update().

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sequenceExists()

ilDBPdo::sequenceExists

(

$sequence

)

Parameters

$sequence

Returns

bool

Implements ilDBInterface.

Definition at line 1522 of file class.ilDBPdo.php.

    {
        return in_array($sequence, $this->listSequences());
    }

References listSequences().

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setCharset()

ilDBPdo::setCharset

(

$charset

)

Parameters

string

$charset

Definition at line 1255 of file class.ilDBPdo.php.

    {
        $this->charset = $charset;
    }

References $charset.

setDBHost()

ilDBPdo::setDBHost

(

$host

)

Parameters

$host

Implements ilDBInterface.

Definition at line 1345 of file class.ilDBPdo.php.

    {
        $this->setHost($host);
    }

References $host, and setHost().

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setDbname()

ilDBPdo::setDbname

(

$dbname

)

Parameters

string

$dbname

Definition at line 1237 of file class.ilDBPdo.php.

    {
        $this->dbname = $dbname;
    }

References $dbname.

Referenced by createDatabase(), and initFromIniFile().

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setDBPassword()

ilDBPdo::setDBPassword

(

$password

)

Parameters

$password

Implements ilDBInterface.

Definition at line 1336 of file class.ilDBPdo.php.

    {
        $this->setPassword($password);
    }

References $password, and setPassword().

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setDBPort()

ilDBPdo::setDBPort

(

$port

)

Parameters

$port

Implements ilDBInterface.

Definition at line 1327 of file class.ilDBPdo.php.

    {
        $this->setPort($port);
    }

References $port, and setPort().

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setDBType()

ilDBPdo::setDBType

(

$type

)

Parameters

string

$type

Definition at line 994 of file class.ilDBPdo.php.

    {
        $this->db_type = $type;
    }

References $type.

Referenced by initFromIniFile().

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setDBUser()

ilDBPdo::setDBUser

(

$user

)

Parameters

$user

Implements ilDBInterface.

Definition at line 1318 of file class.ilDBPdo.php.

    {
        $this->setUsername($user);
    }

References $user, and setUsername().

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setFieldDefinition()

ilDBPdo::setFieldDefinition

(

$field_definition

)

Parameters

ilDBPdoFieldDefinition

$field_definition

Definition at line 156 of file class.ilDBPdo.php.

    {
        $this->field_definition = $field_definition;
    }

References $field_definition.

setHost()

ilDBPdo::setHost

(

$host

)

Parameters

string

$host

Definition at line 1219 of file class.ilDBPdo.php.

    {
        $this->host = $host;
    }

References $host.

Referenced by initFromIniFile(), and setDBHost().

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setLimit()

ilDBPdo::setLimit	(		$limit,
			$offset = 0
	)

Set the Limit for the next Query.

Parameters

$limit
$offset

Implements ilDBInterface.

Definition at line 1120 of file class.ilDBPdo.php.

    {
        $this->limit = $limit;
        $this->offset = $offset;
    }

References $limit, and $offset.

setPassword()

ilDBPdo::setPassword

(

$password

)

Parameters

string

$password

Definition at line 1291 of file class.ilDBPdo.php.

    {
        $this->password = $password;
    }

References $password.

Referenced by initFromIniFile(), and setDBPassword().

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setPort()

ilDBPdo::setPort

(

$port

)

Parameters

int

$port

Definition at line 1309 of file class.ilDBPdo.php.

    {
        $this->port = $port;
    }

References $port.

Referenced by ilDBPdoPostgreSQL\generateDSN(), initFromIniFile(), and setDBPort().

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setStorageEngine()

ilDBPdo::setStorageEngine

(

$storage_engine

)

Parameters

$storage_engine

Implements ilDBInterface.

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 1748 of file class.ilDBPdo.php.

    {
        $this->storage_engine = $storage_engine;
    }

References $storage_engine.

setUsername()

ilDBPdo::setUsername

(

$username

)

Parameters

string

$username

Definition at line 1273 of file class.ilDBPdo.php.

    {
        $this->username = $username;
    }

References $username.

Referenced by initFromIniFile(), and setDBUser().

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substr()

ilDBPdo::substr	(		$a_exp,
			$a_pos = 1,
			$a_len = -1
	)

Parameters

	$a_exp
int	$a_pos
int	$a_len

Returns

string

Definition at line 1377 of file class.ilDBPdo.php.

    {
        $lenstr = "";
        if ($a_len > -1) {
            $lenstr = ", " . $a_len;
        }
 
        return " SUBSTR(" . $a_exp . ", " . $a_pos . $lenstr . ") ";
    }

supports()

ilDBPdo::supports

(

$feature

)

Parameters

$feature

Returns

bool

Implements ilDBInterface.

Definition at line 1470 of file class.ilDBPdo.php.

    {
        switch ($feature) {
            case self::FEATURE_TRANSACTIONS:
                return $this->supportsTransactions();
            case self::FEATURE_FULLTEXT:
                return $this->supportsFulltext();
            case self::FEATURE_SLAVE:
                return $this->supportsSlave();
            default:
                return false;
        }
    }

References FEATURE_FULLTEXT, FEATURE_SLAVE, FEATURE_TRANSACTIONS, supportsFulltext(), supportsSlave(), and supportsTransactions().

Referenced by beginTransaction(), commit(), and rollback().

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supportsCollationMigration()

ilDBPdo::supportsCollationMigration

(

)

@inheritDoc

Implements ilDBPdoInterface.

Reimplemented in ilDBPdoMySQL.

Definition at line 1864 of file class.ilDBPdo.php.

    {
        return false;
    }

supportsEngineMigration()

ilDBPdo::supportsEngineMigration

(

)

Returns

bool

Implements ilDBPdoInterface.

Reimplemented in ilDBPdoMySQL.

Definition at line 1873 of file class.ilDBPdo.php.

    {
        return false;
    }

supportsFulltext()

ilDBPdo::supportsFulltext

(

)

Returns

bool

Implements ilDBInterface.

Reimplemented in ilDBPdoMySQLInnoDB, ilDBPdoMySQLMyISAM, and ilDBPdoPostgreSQL.

Definition at line 1451 of file class.ilDBPdo.php.

    {
        return false;
    }

Referenced by addIndex(), and supports().

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supportsSlave()

ilDBPdo::supportsSlave

(

)

Returns

bool

Implements ilDBInterface.

Definition at line 1442 of file class.ilDBPdo.php.

    {
        return false;
    }

Referenced by supports().

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supportsTransactions()

ilDBPdo::supportsTransactions

(

)

Returns

bool

Implements ilDBInterface.

Reimplemented in ilDBPdoMySQL, ilDBPdoMySQLGalera, ilDBPdoMySQLInnoDB, and ilDBPdoPostgreSQL.

Definition at line 1460 of file class.ilDBPdo.php.

    {
        return false;
    }

Referenced by supports().

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tableColumnExists()

ilDBPdo::tableColumnExists	(		$table_name,
			$column_name
	)

Parameters

$table_name	string
$column_name	string

Returns

bool

Implements ilDBInterface.

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 446 of file class.ilDBPdo.php.

    {
        $fields = $this->loadModule(ilDBConstants::MODULE_MANAGER)->listTableFields($table_name);
 
        $in_array = in_array($column_name, $fields);
 
        return $in_array;
    }

References loadModule(), and ilDBConstants\MODULE_MANAGER.

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tableExists()

ilDBPdo::tableExists

(

$table_name

)

Parameters

$table_name

string

Returns

bool

Implements ilDBInterface.

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 429 of file class.ilDBPdo.php.

    {
        $result = $this->pdo->prepare("SHOW TABLES LIKE :table_name");
        $result->execute(array('table_name' => $table_name));
        $return = $result->rowCount();
        $result->closeCursor();
 
        return $return > 0;
    }

References $result.

Referenced by nextId().

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uniqueConstraintExists()

ilDBPdo::uniqueConstraintExists	(		$table,
		array	$fields
	)

Parameters

	$table
array	$fields

Returns

bool

Implements ilDBPdoInterface.

Definition at line 1983 of file class.ilDBPdo.php.

    {
        require_once('./Services/Database/classes/class.ilDBAnalyzer.php');
        $analyzer = new ilDBAnalyzer();
        $cons = $analyzer->getConstraintsInformation($table);
        foreach ($cons as $c) {
            if ($c["type"] == "unique" && count($fields) == count($c["fields"])) {
                $all_in = true;
                foreach ($fields as $f) {
                    if (!isset($c["fields"][$f])) {
                        $all_in = false;
                    }
                }
                if ($all_in) {
                    return true;
                }
            }
        }
 
        return false;
    }

References $c, $f, and $table.

unixTimestamp()

ilDBPdo::unixTimestamp

(

)

Returns

string

Implements ilDBPdoInterface.

Definition at line 2042 of file class.ilDBPdo.php.

    {
        return "UNIX_TIMESTAMP()";
    }

unlockTables()

ilDBPdo::unlockTables

(

)

Deprecated:

Use ilAtomQuery instead

Exceptions

ilDatabaseException

Implements ilDBInterface.

Reimplemented in ilDBPdoPostgreSQL.

Definition at line 1039 of file class.ilDBPdo.php.

    {
        $this->pdo->exec($this->manager->getQueryUtils()->unlock());
    }

update()

ilDBPdo::update	(		$table_name,
			$columns,
			$where
	)

Parameters

$table_name	string
$values	array
$where	array

Returns

int|void

Implements ilDBInterface.

Definition at line 676 of file class.ilDBPdo.php.

    {
        $fields = array();
        $field_values = array();
        $placeholders = array();
        $placeholders_full = array();
        $types = array();
        $values = array();
        $lobs = false;
        $lob = array();
        foreach ($columns as $k => $col) {
            $field_value = $col[1];
            $fields[] = $k;
            $placeholders[] = "%s";
            $placeholders_full[] = ":$k";
            $types[] = $col[0];
 
            if ($col[0] == "blob" || $col[0] == "clob" || $col[0] == 'text') {
                $field_value = $this->sanitizeMB4StringIfNotSupported($field_value);
            }
 
            // integer auto-typecast (this casts bool values to integer)
            if ($col[0] == 'integer' && !is_null($field_value)) {
                $field_value = (int) $field_value;
            }
 
            $values[] = $field_value;
            $field_values[$k] = $field_value;
            if ($col[0] == "blob" || $col[0] == "clob") {
                $lobs = true;
                $lob[$k] = $k;
            }
        }
 
        if ($lobs) {
            $q = "UPDATE " . $table_name . " SET ";
            $lim = "";
            foreach ($fields as $k => $field) {
                $q .= $lim . $field . " = " . $placeholders_full[$k];
                $lim = ", ";
            }
            $q .= " WHERE ";
            $lim = "";
            foreach ($where as $k => $col) {
                $q .= $lim . $k . " = " . $this->quote($col[1], $col[0]);
                $lim = " AND ";
            }
 
            $r = $this->prepareManip($q, $types);
            $this->execute($r, $field_values);
            $this->free($r);
        } else {
            foreach ($where as $k => $col) {
                $types[] = $col[0];
                $values[] = $col[1];
                $field_values[$k] = $col;
            }
            $q = "UPDATE " . $table_name . " SET ";
            $lim = "";
            foreach ($fields as $k => $field) {
                $q .= $lim . $this->quoteIdentifier($field) . " = " . $placeholders[$k];
                $lim = ", ";
            }
            $q .= " WHERE ";
            $lim = "";
            foreach ($where as $k => $col) {
                $q .= $lim . $k . " = %s";
                $lim = " AND ";
            }
 
            $r = $this->manipulateF($q, $types, $values);
        }
 
        return $r;
    }

References $columns, $r, $values, ilDBInterface\execute(), ilDBInterface\free(), manipulateF(), prepareManip(), quote(), quoteIdentifier(), and sanitizeMB4StringIfNotSupported().

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upper()

ilDBPdo::upper

(

$a_exp

)

Parameters

$a_exp

Returns

string

Implements ilDBInterface.

Definition at line 1355 of file class.ilDBPdo.php.

    {
        return " UPPER(" . $a_exp . ") ";
    }

useSlave()

ilDBPdo::useSlave

(

$bool

)

Parameters

$bool

Returns

bool

TODO

Implements ilDBInterface.

Definition at line 1108 of file class.ilDBPdo.php.

    {
        return false;
    }

Field Documentation

$attributes

ilDBPdo::$attributes

protected

Initial value:

= array(
        
        PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
    )

Definition at line 70 of file class.ilDBPdo.php.

Referenced by addTableColumn(), and getAttributes().

$charset

ilDBPdo::$charset = 'utf8'

protected

Definition at line 26 of file class.ilDBPdo.php.

Referenced by generateDSN(), getCharset(), and setCharset().

$db_type

ilDBPdo::$db_type = ''

protected

Definition at line 77 of file class.ilDBPdo.php.

Referenced by getDBType().

$dbname

ilDBPdo::$dbname = ''

protected

Definition at line 22 of file class.ilDBPdo.php.

Referenced by generateDSN(), getDbname(), and setDbname().

$dsn

ilDBPdo::$dsn = ''

protected

Definition at line 66 of file class.ilDBPdo.php.

Referenced by getDSN().

$error_code

ilDBPdo::$error_code = 0

protected

Definition at line 81 of file class.ilDBPdo.php.

Referenced by getLastErrorCode().

$field_definition

ilDBPdo::$field_definition

protected

Definition at line 85 of file class.ilDBPdo.php.

Referenced by getFieldDefinition(), modifyTableColumn(), and setFieldDefinition().

$host

ilDBPdo::$host = ''

protected

Definition at line 18 of file class.ilDBPdo.php.

Referenced by generateDSN(), getHost(), setDBHost(), and setHost().

$limit

ilDBPdo::$limit = null

protected

Definition at line 54 of file class.ilDBPdo.php.

Referenced by appendLimit(), and setLimit().

$manager

ilDBPdo::$manager

protected

Definition at line 46 of file class.ilDBPdo.php.

Referenced by addUniqueConstraint(), and loadModule().

$offset

ilDBPdo::$offset = null

protected

Definition at line 58 of file class.ilDBPdo.php.

Referenced by ilDBPdoPostgreSQL\appendLimit(), and setLimit().

$password

ilDBPdo::$password = ''

protected

Definition at line 34 of file class.ilDBPdo.php.

Referenced by getPassword(), setDBPassword(), and setPassword().

$pdo

ilDBPdo::$pdo

protected

Definition at line 42 of file class.ilDBPdo.php.

$port

ilDBPdo::$port = 3306

protected

Definition at line 38 of file class.ilDBPdo.php.

Referenced by generateDSN(), getPort(), setDBPort(), and setPort().

$reverse

ilDBPdo::$reverse

protected

Definition at line 50 of file class.ilDBPdo.php.

Referenced by loadModule().

$storage_engine

ilDBPdo::$storage_engine = 'MyISAM'

protected

Definition at line 62 of file class.ilDBPdo.php.

Referenced by getStorageEngine(), and setStorageEngine().

$username

ilDBPdo::$username = ''

protected

Definition at line 30 of file class.ilDBPdo.php.

Referenced by getUsername(), and setUsername().

FEATURE_FULLTEXT

const ilDBPdo::FEATURE_FULLTEXT = 'fulltext'

Definition at line 13 of file class.ilDBPdo.php.

Referenced by supports().

FEATURE_SLAVE

const ilDBPdo::FEATURE_SLAVE = 'slave'

Definition at line 14 of file class.ilDBPdo.php.

Referenced by supports().

FEATURE_TRANSACTIONS

const ilDBPdo::FEATURE_TRANSACTIONS = 'transactions'

Definition at line 12 of file class.ilDBPdo.php.

Referenced by supports().

---

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

• Services/Database/classes/PDO/class.ilDBPdo.php