Properly handle lowercase begin statement

Actually all statements where main token is used as an option.

Fixes phpmyadmin/phpmyadmin#13240

Signed-off-by: Michal Čihař <michal@cihar.com>

Author: nijel

CHANGELOG.md

@@ -3,6 +3,7 @@
 ## [Unreleased]
 
 * Fixed wrong extract of string tokens with escaped characters.
+* Properly handle lowercase begin statement.
 
 ## [4.1.3] - 2017-04-06
 

src/Statement.php

@@ -321,7 +321,7 @@ public function parse(Parser $parser, TokensList $list)
             }
 
             // Checking if this is the beginning of the statement.
-            if (!empty(Parser::$STATEMENT_PARSERS[$token->value])) {
+            if (!empty(Parser::$STATEMENT_PARSERS[$token->keyword])) {
                 if ((!empty(static::$CLAUSES)) // Undefined for some statements.
                     && (empty(static::$CLAUSES[$token->value]))
                 ) {

tests/Parser/TransactionStatementTest.php

@@ -21,6 +21,7 @@ public function testTransactionProvider()
         return array(
             array('parser/parseTransaction'),
             array('parser/parseTransaction2'),
+            array('parser/parseTransaction3'),
             array('parser/parseTransactionErr1'),
         );
     }

tests/data/parser/parseTransaction3.in

@@ -0,0 +1,3 @@
+begin;
+SELECT * FROM `tablename`
+commit;

tests/data/parser/parseTransaction3.out

@@ -0,0 +1,10 @@
+a:4:{s:5:"query";s:41:"begin;
+SELECT * FROM `tablename`
+commit;
+";s:5:"lexer";O:26:"PhpMyAdmin\SqlParser\Lexer":8:{s:3:"str";s:41:"begin;
+SELECT * FROM `tablename`
+commit;
+";s:3:"len";i:41;s:4:"last";i:41;s:4:"list";O:31:"PhpMyAdmin\SqlParser\TokensList":3:{s:6:"tokens";a:15:{i:0;O:26:"PhpMyAdmin\SqlParser\Token":6:{s:5:"token";s:5:"begin";s:5:"value";s:5:"begin";s:7:"keyword";s:5:"BEGIN";s:4:"type";i:1;s:5:"flags";i:1;s:8:"position";i:0;}i:1;O:26:"PhpMyAdmin\SqlParser\Token":6:{s:5:"token";s:1:";";s:5:"value";s:1:";";s:7:"keyword";N;s:4:"type";i:9;s:5:"flags";i:0;s:8:"position";i:5;}i:2;O:26:"PhpMyAdmin\SqlParser\Token":6:{s:5:"token";s:1:"
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+";s:5:"value";s:1:" ";s:7:"keyword";N;s:4:"type";i:3;s:5:"flags";i:0;s:8:"position";i:32;}i:11;O:26:"PhpMyAdmin\SqlParser\Token":6:{s:5:"token";s:6:"commit";s:5:"value";s:6:"commit";s:7:"keyword";s:6:"COMMIT";s:4:"type";i:1;s:5:"flags";i:1;s:8:"position";i:33;}i:12;O:26:"PhpMyAdmin\SqlParser\Token":6:{s:5:"token";s:1:";";s:5:"value";s:1:";";s:7:"keyword";N;s:4:"type";i:9;s:5:"flags";i:0;s:8:"position";i:39;}i:13;O:26:"PhpMyAdmin\SqlParser\Token":6:{s:5:"token";s:1:"
+";s:5:"value";s:1:" ";s:7:"keyword";N;s:4:"type";i:3;s:5:"flags";i:0;s:8:"position";i:40;}i:14;O:26:"PhpMyAdmin\SqlParser\Token":6:{s:5:"token";N;s:5:"value";N;s:7:"keyword";N;s:4:"type";i:9;s:5:"flags";i:0;s:8:"position";N;}}s:5:"count";i:15;s:3:"idx";i:15;}s:9:"delimiter";s:1:";";s:12:"delimiterLen";i:1;s:6:"strict";b:0;s:6:"errors";a:0:{}}s:6:"parser";O:27:"PhpMyAdmin\SqlParser\Parser":5:{s:4:"list";r:7;s:10:"statements";a:1:{i:0;O:47:"PhpMyAdmin\SqlParser\Statements\SelectStatement":16:{s:4:"expr";a:1:{i:0;O:42:"PhpMyAdmin\SqlParser\Components\Expression":7:{s:8:"database";N;s:5:"table";N;s:6:"column";N;s:4:"expr";s:1:"*";s:5:"alias";N;s:8:"function";N;s:8:"subquery";N;}}s:4:"from";a:1:{i:0;O:42:"PhpMyAdmin\SqlParser\Components\Expression":7:{s:8:"database";N;s:5:"table";s:9:"tablename";s:6:"column";N;s:4:"expr";s:11:"`tablename`";s:5:"alias";N;s:8:"function";N;s:8:"subquery";N;}}s:9:"partition";N;s:5:"where";N;s:5:"group";N;s:6:"having";N;s:5:"order";N;s:5:"limit";N;s:9:"procedure";N;s:4:"into";N;s:4:"join";N;s:5:"union";a:0:{}s:11:"end_options";N;s:7:"options";O:44:"PhpMyAdmin\SqlParser\Components\OptionsArray":1:{s:7:"options";a:0:{}}s:5:"first";i:1;s:4:"last";i:10;}}s:8:"brackets";i:0;s:6:"strict";b:0;s:6:"errors";a:0:{}}s:6:"errors";a:2:{s:5:"lexer";a:0:{}s:6:"parser";a:1:{i:0;a:3:{i:0;s:76:"A new statement was found, but no delimiter between it and the previous one.";i:1;r:86;i:2;i:0;}}}}