initial commit

LICENSE

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+The MIT License (MIT)
+
+Copyright (c) 2016 Dave Olsen, http://dmolsen.com
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software is furnished to do so,
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

composer.json

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+{
+  "name":             "pattern-lab/plugin-twig-extensions",
+  "description":      "Twig Extensions for the PHP version of Pattern Lab",
+  "keywords":         ["twig", "pattern lab"],
+  "homepage":         "http://patternlab.io",
+  "license":          "MIT",
+  "type":             "patternlab-plugin",
+  "authors": [
+    {
+      "name":         "Dave Olsen",
+      "email":        "dmolsen@gmail.com",
+      "homepage":     "http://dmolsen.com",
+      "role":         "Lead Developer"
+    }
+  ],
+  "support": {
+    "issues":         "https://github.com/pattern-lab/mustachehelper-php-verbatim/issues",
+    "wiki":           "http://patternlab.io/docs/",
+    "source":         "https://github.com/pattern-lab/mustachehelper-php-verbatim/releases"
+  },
+  "autoload": {
+    "psr-0": {
+      "PatternLab\\TwigExtensions": "src/"
+    }
+  },
+  "require": {
+    "php":            ">=5.3.6",
+    "twig/extensions": "~1.3"
+  }
+}

src/PatternLab/TwigExtensions/PatternLabListener.php

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+<?php
+
+/*!
+ * Twig Extensions Listener Class
+ *
+ * Copyright (c) 2016 Dave Olsen, http://dmolsen.com
+ * Licensed under the MIT license
+ *
+ * Adds Twig Extensions support to the Twig Pattern Engine
+ *
+ */
+
+namespace PatternLab\TwigExtensions;
+
+use \PatternLab\PatternEngine\Twig\TwigUtil;
+
+class PatternLabListener extends \PatternLab\Listener {
+
+  /**
+  * Add the listeners for this plug-in
+  */
+  public function __construct() {
+
+    $this->addListener("twigPatternLoader.customize","addExtensions");
+
+  }
+
+  /**
+  * Add the extensions to the appropriate instance
+  */
+  public function addExtensions() {
+
+    $instance = TwigUtil::getInstance();
+    $instance->addExtension(new \Twig_Extensions_Extension_Text());
+    $instance->addExtension(new \Twig_Extensions_Extension_I18n());
+    $instance->addExtension(new \Twig_Extensions_Extension_Intl());
+    $instance->addExtension(new \Twig_Extensions_Extension_Array());
+    $instance->addExtension(new \Twig_Extensions_Extension_Date());
+    TwigUtil::setInstance($instance);
+
+  }
+
+}