Added the missing files.

1 files changed, 123 insertions, 0 deletions

diff --git a/src/Statements/TransactionStatement.php b/src/Statements/TransactionStatement.php
new file mode 100644
index 0000000..e7a13de
--- /dev/null
+++ b/src/Statements/TransactionStatement.php
@@ -0,0 +1,123 @@
+<?php
+
+/**
+ * Transaction statement.
+ *
+ * @package    SqlParser
+ * @subpackage Statements
+ */
+namespace SqlParser\Statements;
+
+use SqlParser\Parser;
+use SqlParser\Statement;
+use SqlParser\Token;
+use SqlParser\TokensList;
+use SqlParser\Components\Expression;
+use SqlParser\Components\OptionsArray;
+
+/**
+ * Transaction statement.
+ *
+ * @category   Statements
+ * @package    SqlParser
+ * @subpackage Statements
+ * @author     Dan Ungureanu <udan1107@gmail.com>
+ * @license    http://opensource.org/licenses/GPL-2.0 GNU Public License
+ */
+class TransactionStatement extends Statement
+{
+
+    /**
+     * START TRANSACTION and BEGIN
+     *
+     * @var int
+     */
+    const TYPE_BEGIN                    = 1;
+
+    /**
+     * COMMIT and ROLLBACK
+     *
+     * @var int
+     */
+    const TYPE_END                      = 2;
+
+    /**
+     * The type of this query.
+     *
+     * @var int
+     */
+    public $type;
+
+    /**
+     * The list of statements in this transaction.
+     *
+     * @var Statements[]
+     */
+    public $statements;
+
+    /**
+     * The ending transaction statement which may be a `COMMIT` or a `ROLLBACK`.
+     *
+     * @var TransactionStatement
+     */
+    public $end;
+
+    /**
+     * Options for this query.
+     *
+     * @var array
+     */
+    public static $OPTIONS = array(
+        'START TRANSACTION'             => 1,
+        'BEGIN'                         => 1,
+        'COMMIT'                        => 1,
+        'ROLLBACK'                      => 1,
+        'WITH CONSISTENT SNAPSHOT'      => 2,
+        'WORK'                          => 2,
+        'AND NO CHAIN'                  => 3,
+        'AND CHAIN'                     => 3,
+        'RELEASE'                       => 4,
+        'NO RELEASE'                    => 4,
+    );
+
+    /**
+     * @param Parser     $parser The instance that requests parsing.
+     * @param TokensList $list   The list of tokens to be parsed.
+     *
+     * @return void
+     */
+    public function parse(Parser $parser, TokensList $list)
+    {
+        $this->options = OptionsArray::parse(
+            $parser,
+            $list,
+            static::$OPTIONS
+        );
+
+        // Checks the type of this query.
+        if (($this->options->has('START TRANSACTION'))
+            || ($this->options->has('BEGIN'))
+        ) {
+            $this->type = TransactionStatement::TYPE_BEGIN;
+        } elseif (($this->options->has('COMMIT'))
+            || ($this->options->has('ROLLBACK'))
+        ) {
+            $this->type = TransactionStatement::TYPE_END;
+        }
+    }
+
+    /**
+     * @return string
+     */
+    public function build()
+    {
+        $ret = OptionsArray::build($this->options);
+        if ($this->type === TransactionStatement::TYPE_BEGIN) {
+            foreach ($this->statements as $statement) {
+                $ret .= ';' . $statement->build();
+            }
+            $ret .= ';' . $this->end->build();
+        }
+        return $ret;
+    }
+}