MediaWiki 1.7.1 wiederhergestellt

1 files changed, 414 insertions, 0 deletions

diff --git a/includes/DatabaseFunctions.php b/includes/DatabaseFunctions.php
new file mode 100644
index 00000000..74b35a31
--- /dev/null
+++ b/includes/DatabaseFunctions.php
@@ -0,0 +1,414 @@
+<?php
+/**
+ * Backwards compatibility wrapper for Database.php
+ *
+ * Note: $wgDatabase has ceased to exist. Destroy all references.
+ *
+ * @package MediaWiki
+ */
+
+/**
+ * Usually aborts on failure
+ * If errors are explicitly ignored, returns success
+ * @param $sql String: SQL query
+ * @param $db Mixed: database handler
+ * @param $fname String: name of the php function calling
+ */
+function wfQuery( $sql, $db, $fname = '' ) {
+	global $wgOut;
+	if ( !is_numeric( $db ) ) {
+		# Someone has tried to call this the old way
+		throw new FatalError( wfMsgNoDB( 'wrong_wfQuery_params', $db, $sql ) );
+	}
+	$c =& wfGetDB( $db );
+	if ( $c !== false ) {
+		return $c->query( $sql, $fname );
+	} else {
+		return false;
+	}
+}
+
+/**
+ *
+ * @param $sql String: SQL query
+ * @param $dbi
+ * @param $fname String: name of the php function calling
+ * @return Array: first row from the database
+ */
+function wfSingleQuery( $sql, $dbi, $fname = '' ) {
+	$db =& wfGetDB( $dbi );
+	$res = $db->query($sql, $fname );
+	$row = $db->fetchRow( $res );
+	$ret = $row[0];
+	$db->freeResult( $res );
+	return $ret;
+}
+
+/*
+ * @todo document function
+ */
+function &wfGetDB( $db = DB_LAST, $groups = array() ) {
+	global $wgLoadBalancer;
+	$ret =& $wgLoadBalancer->getConnection( $db, true, $groups );
+	return $ret;
+}
+
+/**
+ * Turns on (false) or off (true) the automatic generation and sending
+ * of a "we're sorry, but there has been a database error" page on
+ * database errors. Default is on (false). When turned off, the
+ * code should use wfLastErrno() and wfLastError() to handle the
+ * situation as appropriate.
+ *
+ * @param $newstate
+ * @param $dbi
+ * @return Returns the previous state.
+ */
+function wfIgnoreSQLErrors( $newstate, $dbi = DB_LAST ) {
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->ignoreErrors( $newstate );
+	} else {
+		return NULL;
+	}
+}
+
+/**#@+
+ * @param $res Database result handler
+ * @param $dbi
+*/
+
+/**
+ * Free a database result
+ * @return Bool: whether result is sucessful or not.
+ */
+function wfFreeResult( $res, $dbi = DB_LAST )
+{
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		$db->freeResult( $res );
+		return true;
+	} else {
+		return false;
+	}
+}
+
+/**
+ * Get an object from a database result
+ * @return object|false object we requested
+ */
+function wfFetchObject( $res, $dbi = DB_LAST ) {
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->fetchObject( $res, $dbi = DB_LAST );
+	} else {
+		return false;
+	}
+}
+
+/**
+ * Get a row from a database result
+ * @return object|false row we requested
+ */
+function wfFetchRow( $res, $dbi = DB_LAST ) {
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->fetchRow ( $res, $dbi = DB_LAST );
+	} else {
+		return false;
+	}
+}
+
+/**
+ * Get a number of rows from a database result
+ * @return integer|false number of rows
+ */
+function wfNumRows( $res, $dbi = DB_LAST ) {
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->numRows( $res, $dbi = DB_LAST );
+	} else {
+		return false;
+	}
+}
+
+/**
+ * Get the number of fields from a database result
+ * @return integer|false number of fields
+ */
+function wfNumFields( $res, $dbi = DB_LAST ) {
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->numFields( $res );
+	} else {
+		return false;
+	}
+}
+
+/**
+ * Return name of a field in a result
+ * @param $res Mixed: Ressource link see Database::fieldName()
+ * @param $n Integer: id of the field
+ * @param $dbi Default DB_LAST
+ * @return string|false name of field
+ */
+function wfFieldName( $res, $n, $dbi = DB_LAST )
+{
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->fieldName( $res, $n, $dbi = DB_LAST );
+	} else {
+		return false;
+	}
+}
+/**#@-*/
+
+/**
+ * @todo document function
+ */
+function wfInsertId( $dbi = DB_LAST ) {
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->insertId();
+	} else {
+		return false;
+	}
+}
+
+/**
+ * @todo document function
+ */
+function wfDataSeek( $res, $row, $dbi = DB_LAST ) {
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->dataSeek( $res, $row );
+	} else {
+		return false;
+	}
+}
+
+/**
+ * @todo document function
+ */
+function wfLastErrno( $dbi = DB_LAST ) {
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->lastErrno();
+	} else {
+		return false;
+	}
+}
+
+/**
+ * @todo document function
+ */
+function wfLastError( $dbi = DB_LAST ) {
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->lastError();
+	} else {
+		return false;
+	}
+}
+
+/**
+ * @todo document function
+ */
+function wfAffectedRows( $dbi = DB_LAST ) {
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->affectedRows();
+	} else {
+		return false;
+	}
+}
+
+/**
+ * @todo document function
+ */
+function wfLastDBquery( $dbi = DB_LAST ) {
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->lastQuery();
+	} else {
+		return false;
+	}
+}
+
+/**
+ * @see Database::Set()
+ * @todo document function
+ * @param $table
+ * @param $var
+ * @param $value
+ * @param $cond
+ * @param $dbi Default DB_MASTER
+ */
+function wfSetSQL( $table, $var, $value, $cond, $dbi = DB_MASTER )
+{
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->set( $table, $var, $value, $cond );
+	} else {
+		return false;
+	}
+}
+
+
+/**
+ * @see Database::selectField()
+ * @todo document function
+ * @param $table
+ * @param $var
+ * @param $cond Default ''
+ * @param $dbi Default DB_LAST
+ */
+function wfGetSQL( $table, $var, $cond='', $dbi = DB_LAST )
+{
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->selectField( $table, $var, $cond );
+	} else {
+		return false;
+	}
+}
+
+/**
+ * @see Database::fieldExists()
+ * @todo document function
+ * @param $table
+ * @param $field
+ * @param $dbi Default DB_LAST
+ * @return Result of Database::fieldExists() or false.
+ */
+function wfFieldExists( $table, $field, $dbi = DB_LAST ) {
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->fieldExists( $table, $field );
+	} else {
+		return false;
+	}
+}
+
+/**
+ * @see Database::indexExists()
+ * @todo document function
+ * @param $table String
+ * @param $index
+ * @param $dbi Default DB_LAST
+ * @return Result of Database::indexExists() or false.
+ */
+function wfIndexExists( $table, $index, $dbi = DB_LAST ) {
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->indexExists( $table, $index );
+	} else {
+		return false;
+	}
+}
+
+/**
+ * @see Database::insert()
+ * @todo document function
+ * @param $table String
+ * @param $array Array
+ * @param $fname String, default 'wfInsertArray'.
+ * @param $dbi Default DB_MASTER
+ * @return result of Database::insert() or false.
+ */
+function wfInsertArray( $table, $array, $fname = 'wfInsertArray', $dbi = DB_MASTER ) {
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->insert( $table, $array, $fname );
+	} else {
+		return false;
+	}
+}
+
+/**
+ * @see Database::getArray()
+ * @todo document function
+ * @param $table String
+ * @param $vars
+ * @param $conds
+ * @param $fname String, default 'wfGetArray'.
+ * @param $dbi Default DB_LAST
+ * @return result of Database::getArray() or false.
+ */
+function wfGetArray( $table, $vars, $conds, $fname = 'wfGetArray', $dbi = DB_LAST ) {
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->getArray( $table, $vars, $conds, $fname );
+	} else {
+		return false;
+	}
+}
+
+/**
+ * @see Database::update()
+ * @param $table String
+ * @param $values
+ * @param $conds
+ * @param $fname String, default 'wfUpdateArray'
+ * @param $dbi Default DB_MASTER
+ * @return Result of Database::update()) or false;
+ * @todo document function
+ */
+function wfUpdateArray( $table, $values, $conds, $fname = 'wfUpdateArray', $dbi = DB_MASTER ) {
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		$db->update( $table, $values, $conds, $fname );
+		return true;
+	} else {
+		return false;
+	}
+}
+
+/**
+ * @todo document function
+ */
+function wfTableName( $name, $dbi = DB_LAST ) {
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->tableName( $name );
+	} else {
+		return false;
+	}
+}
+
+/**
+ * @todo document function
+ */
+function wfStrencode( $s, $dbi = DB_LAST ) {
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->strencode( $s );
+	} else {
+		return false;
+	}
+}
+
+/**
+ * @todo document function
+ */
+function wfNextSequenceValue( $seqName, $dbi = DB_MASTER ) {
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->nextSequenceValue( $seqName );
+	} else {
+		return false;
+	}
+}
+
+/**
+ * @todo document function
+ */
+function wfUseIndexClause( $index, $dbi = DB_SLAVE ) {
+	$db =& wfGetDB( $dbi );
+	if ( $db !== false ) {
+		return $db->useIndexClause( $index );
+	} else {
+		return false;
+	}
+}
+?>