* some changes

* moved some admin html code from php to twig templates (.html files)
* minimum PHP version required by installer is now 5.1.2, cause of spl_autoload_register functon.
* depracated Twig to version 1.20.0 cause of Autoloader
* removed unused admin stylish template

system/libs/twig/Node/Expression/Binary/AbstractBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary');
-
-if (\false) {
-    class AbstractBinary extends \Twig_Node_Expression_Binary
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/Add.php

@@ -0,0 +1,18 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Add extends Twig_Node_Expression_Binary
+{
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('+');
+    }
+}

system/libs/twig/Node/Expression/Binary/AddBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_Add');
-
-if (\false) {
-    class AddBinary extends \Twig_Node_Expression_Binary_Add
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/And.php

@@ -0,0 +1,18 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_And extends Twig_Node_Expression_Binary
+{
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('&&');
+    }
+}

system/libs/twig/Node/Expression/Binary/AndBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_And');
-
-if (\false) {
-    class AndBinary extends \Twig_Node_Expression_Binary_And
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/BitwiseAnd.php

@@ -0,0 +1,18 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_BitwiseAnd extends Twig_Node_Expression_Binary
+{
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('&');
+    }
+}

system/libs/twig/Node/Expression/Binary/BitwiseAndBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_BitwiseAnd');
-
-if (\false) {
-    class BitwiseAndBinary extends \Twig_Node_Expression_Binary_BitwiseAnd
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/BitwiseOr.php

@@ -0,0 +1,18 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_BitwiseOr extends Twig_Node_Expression_Binary
+{
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('|');
+    }
+}

system/libs/twig/Node/Expression/Binary/BitwiseOrBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_BitwiseOr');
-
-if (\false) {
-    class BitwiseOrBinary extends \Twig_Node_Expression_Binary_BitwiseOr
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/BitwiseXor.php

@@ -0,0 +1,18 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_BitwiseXor extends Twig_Node_Expression_Binary
+{
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('^');
+    }
+}

system/libs/twig/Node/Expression/Binary/BitwiseXorBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_BitwiseXor');
-
-if (\false) {
-    class BitwiseXorBinary extends \Twig_Node_Expression_Binary_BitwiseXor
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/Concat.php

@@ -0,0 +1,18 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Concat extends Twig_Node_Expression_Binary
+{
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('.');
+    }
+}

system/libs/twig/Node/Expression/Binary/ConcatBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_Concat');
-
-if (\false) {
-    class ConcatBinary extends \Twig_Node_Expression_Binary_Concat
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/Div.php

@@ -0,0 +1,18 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Div extends Twig_Node_Expression_Binary
+{
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('/');
+    }
+}

system/libs/twig/Node/Expression/Binary/DivBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_Div');
-
-if (\false) {
-    class DivBinary extends \Twig_Node_Expression_Binary_Div
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/EndsWith.php

@@ -0,0 +1,30 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2013 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_EndsWith extends Twig_Node_Expression_Binary
+{
+    public function compile(Twig_Compiler $compiler)
+    {
+        $left = $compiler->getVarName();
+        $right = $compiler->getVarName();
+        $compiler
+            ->raw(sprintf('(is_string($%s = ', $left))
+            ->subcompile($this->getNode('left'))
+            ->raw(sprintf(') && is_string($%s = ', $right))
+            ->subcompile($this->getNode('right'))
+            ->raw(sprintf(') && (\'\' === $%2$s || $%2$s === substr($%1$s, -strlen($%2$s))))', $left, $right))
+        ;
+    }
+
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('');
+    }
+}

system/libs/twig/Node/Expression/Binary/EndsWithBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_EndsWith');
-
-if (\false) {
-    class EndsWithBinary extends \Twig_Node_Expression_Binary_EndsWith
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/Equal.php

@@ -0,0 +1,17 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Equal extends Twig_Node_Expression_Binary
+{
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('==');
+    }
+}

system/libs/twig/Node/Expression/Binary/EqualBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_Equal');
-
-if (\false) {
-    class EqualBinary extends \Twig_Node_Expression_Binary_Equal
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/FloorDiv.php

@@ -0,0 +1,29 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_FloorDiv extends Twig_Node_Expression_Binary
+{
+    /**
+     * Compiles the node to PHP.
+     *
+     * @param Twig_Compiler $compiler A Twig_Compiler instance
+     */
+    public function compile(Twig_Compiler $compiler)
+    {
+        $compiler->raw('intval(floor(');
+        parent::compile($compiler);
+        $compiler->raw('))');
+    }
+
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('/');
+    }
+}

system/libs/twig/Node/Expression/Binary/FloorDivBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_FloorDiv');
-
-if (\false) {
-    class FloorDivBinary extends \Twig_Node_Expression_Binary_FloorDiv
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/Greater.php

@@ -0,0 +1,17 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Greater extends Twig_Node_Expression_Binary
+{
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('>');
+    }
+}

system/libs/twig/Node/Expression/Binary/GreaterBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_Greater');
-
-if (\false) {
-    class GreaterBinary extends \Twig_Node_Expression_Binary_Greater
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/GreaterEqual.php

@@ -0,0 +1,17 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_GreaterEqual extends Twig_Node_Expression_Binary
+{
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('>=');
+    }
+}

system/libs/twig/Node/Expression/Binary/GreaterEqualBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_GreaterEqual');
-
-if (\false) {
-    class GreaterEqualBinary extends \Twig_Node_Expression_Binary_GreaterEqual
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/In.php

@@ -0,0 +1,33 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_In extends Twig_Node_Expression_Binary
+{
+    /**
+     * Compiles the node to PHP.
+     *
+     * @param Twig_Compiler $compiler A Twig_Compiler instance
+     */
+    public function compile(Twig_Compiler $compiler)
+    {
+        $compiler
+            ->raw('twig_in_filter(')
+            ->subcompile($this->getNode('left'))
+            ->raw(', ')
+            ->subcompile($this->getNode('right'))
+            ->raw(')')
+        ;
+    }
+
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('in');
+    }
+}

system/libs/twig/Node/Expression/Binary/InBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_In');
-
-if (\false) {
-    class InBinary extends \Twig_Node_Expression_Binary_In
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/Less.php

@@ -0,0 +1,17 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Less extends Twig_Node_Expression_Binary
+{
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('<');
+    }
+}

system/libs/twig/Node/Expression/Binary/LessBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_Less');
-
-if (\false) {
-    class LessBinary extends \Twig_Node_Expression_Binary_Less
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/LessEqual.php

@@ -0,0 +1,17 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_LessEqual extends Twig_Node_Expression_Binary
+{
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('<=');
+    }
+}

system/libs/twig/Node/Expression/Binary/LessEqualBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_LessEqual');
-
-if (\false) {
-    class LessEqualBinary extends \Twig_Node_Expression_Binary_LessEqual
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/Matches.php

@@ -0,0 +1,28 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2013 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Matches extends Twig_Node_Expression_Binary
+{
+    public function compile(Twig_Compiler $compiler)
+    {
+        $compiler
+            ->raw('preg_match(')
+            ->subcompile($this->getNode('right'))
+            ->raw(', ')
+            ->subcompile($this->getNode('left'))
+            ->raw(')')
+        ;
+    }
+
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('');
+    }
+}

system/libs/twig/Node/Expression/Binary/MatchesBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_Matches');
-
-if (\false) {
-    class MatchesBinary extends \Twig_Node_Expression_Binary_Matches
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/Mod.php

@@ -0,0 +1,18 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Mod extends Twig_Node_Expression_Binary
+{
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('%');
+    }
+}

system/libs/twig/Node/Expression/Binary/ModBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_Mod');
-
-if (\false) {
-    class ModBinary extends \Twig_Node_Expression_Binary_Mod
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/Mul.php

@@ -0,0 +1,18 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Mul extends Twig_Node_Expression_Binary
+{
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('*');
+    }
+}

system/libs/twig/Node/Expression/Binary/MulBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_Mul');
-
-if (\false) {
-    class MulBinary extends \Twig_Node_Expression_Binary_Mul
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/NotEqual.php

@@ -0,0 +1,17 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_NotEqual extends Twig_Node_Expression_Binary
+{
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('!=');
+    }
+}

system/libs/twig/Node/Expression/Binary/NotEqualBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_NotEqual');
-
-if (\false) {
-    class NotEqualBinary extends \Twig_Node_Expression_Binary_NotEqual
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/NotIn.php

@@ -0,0 +1,33 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_NotIn extends Twig_Node_Expression_Binary
+{
+    /**
+     * Compiles the node to PHP.
+     *
+     * @param Twig_Compiler $compiler A Twig_Compiler instance
+     */
+    public function compile(Twig_Compiler $compiler)
+    {
+        $compiler
+            ->raw('!twig_in_filter(')
+            ->subcompile($this->getNode('left'))
+            ->raw(', ')
+            ->subcompile($this->getNode('right'))
+            ->raw(')')
+        ;
+    }
+
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('not in');
+    }
+}

system/libs/twig/Node/Expression/Binary/NotInBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_NotIn');
-
-if (\false) {
-    class NotInBinary extends \Twig_Node_Expression_Binary_NotIn
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/Or.php

@@ -0,0 +1,18 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Or extends Twig_Node_Expression_Binary
+{
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('||');
+    }
+}

system/libs/twig/Node/Expression/Binary/OrBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_Or');
-
-if (\false) {
-    class OrBinary extends \Twig_Node_Expression_Binary_Or
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/Power.php

@@ -0,0 +1,33 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Power extends Twig_Node_Expression_Binary
+{
+    /**
+     * Compiles the node to PHP.
+     *
+     * @param Twig_Compiler $compiler A Twig_Compiler instance
+     */
+    public function compile(Twig_Compiler $compiler)
+    {
+        $compiler
+            ->raw('pow(')
+            ->subcompile($this->getNode('left'))
+            ->raw(', ')
+            ->subcompile($this->getNode('right'))
+            ->raw(')')
+        ;
+    }
+
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('**');
+    }
+}

system/libs/twig/Node/Expression/Binary/PowerBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_Power');
-
-if (\false) {
-    class PowerBinary extends \Twig_Node_Expression_Binary_Power
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/Range.php

@@ -0,0 +1,33 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Range extends Twig_Node_Expression_Binary
+{
+    /**
+     * Compiles the node to PHP.
+     *
+     * @param Twig_Compiler $compiler A Twig_Compiler instance
+     */
+    public function compile(Twig_Compiler $compiler)
+    {
+        $compiler
+            ->raw('range(')
+            ->subcompile($this->getNode('left'))
+            ->raw(', ')
+            ->subcompile($this->getNode('right'))
+            ->raw(')')
+        ;
+    }
+
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('..');
+    }
+}

system/libs/twig/Node/Expression/Binary/RangeBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_Range');
-
-if (\false) {
-    class RangeBinary extends \Twig_Node_Expression_Binary_Range
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/StartsWith.php

@@ -0,0 +1,30 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2013 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_StartsWith extends Twig_Node_Expression_Binary
+{
+    public function compile(Twig_Compiler $compiler)
+    {
+        $left = $compiler->getVarName();
+        $right = $compiler->getVarName();
+        $compiler
+            ->raw(sprintf('(is_string($%s = ', $left))
+            ->subcompile($this->getNode('left'))
+            ->raw(sprintf(') && is_string($%s = ', $right))
+            ->subcompile($this->getNode('right'))
+            ->raw(sprintf(') && (\'\' === $%2$s || 0 === strpos($%1$s, $%2$s)))', $left, $right))
+        ;
+    }
+
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('');
+    }
+}

system/libs/twig/Node/Expression/Binary/StartsWithBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_StartsWith');
-
-if (\false) {
-    class StartsWithBinary extends \Twig_Node_Expression_Binary_StartsWith
-    {
-    }
-}

system/libs/twig/Node/Expression/Binary/Sub.php

@@ -0,0 +1,18 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Sub extends Twig_Node_Expression_Binary
+{
+    public function operator(Twig_Compiler $compiler)
+    {
+        return $compiler->raw('-');
+    }
+}

system/libs/twig/Node/Expression/Binary/SubBinary.php

@@ -1,11 +0,0 @@
-<?php
-
-namespace Twig\Node\Expression\Binary;
-
-class_exists('Twig_Node_Expression_Binary_Sub');
-
-if (\false) {
-    class SubBinary extends \Twig_Node_Expression_Binary_Sub
-    {
-    }
-}