From 183851b06bd6c52f3cae5375f433da720d410447 Mon Sep 17 00:00:00 2001 From: Pierre Schmitz Date: Wed, 11 Oct 2006 18:12:39 +0000 Subject: MediaWiki 1.7.1 wiederhergestellt --- includes/DatabaseFunctions.php | 414 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 414 insertions(+) create mode 100644 includes/DatabaseFunctions.php (limited to 'includes/DatabaseFunctions.php') 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 @@ +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; + } +} +?> -- cgit v1.2.3-54-g00ecf