Added twig filters for casting values: |string, |int, |bool, |float, |array

Made `|markdown` filter HTML safe

CHANGELOG.md

@@ -1,3 +1,11 @@
+# v1.5.0-beta.3
+## mm/dd/2018
+
+1. [](#new)
+    * Added twig filters for casting values: `|string`, `|int`, `|bool`, `|float`, `|array`
+1. [](#bugfix)
+    * Made `|markdown` filter HTML safe
+
 # v1.5.0-beta.2
 ## 07/13/2018
 

system/src/Grav/Common/Twig/TwigExtension.php

@@ -72,7 +72,7 @@ class TwigExtension extends \Twig_Extension implements \Twig_Extension_GlobalsIn
             new \Twig_SimpleFilter('fieldName', [$this, 'fieldNameFilter']),
             new \Twig_SimpleFilter('ksort', [$this, 'ksortFilter']),
             new \Twig_SimpleFilter('ltrim', [$this, 'ltrimFilter']),
-            new \Twig_SimpleFilter('markdown', [$this, 'markdownFunction']),
+            new \Twig_SimpleFilter('markdown', [$this, 'markdownFunction'], ['is_safe' => ['html']]),
             new \Twig_SimpleFilter('md5', [$this, 'md5Filter']),
             new \Twig_SimpleFilter('base32_encode', [$this, 'base32EncodeFilter']),
             new \Twig_SimpleFilter('base32_decode', [$this, 'base32DecodeFilter']),
@@ -88,9 +88,6 @@ class TwigExtension extends \Twig_Extension implements \Twig_Extension_GlobalsIn
             new \Twig_SimpleFilter('safe_truncate_html', ['\Grav\Common\Utils', 'safeTruncateHTML']),
             new \Twig_SimpleFilter('sort_by_key', [$this, 'sortByKeyFilter']),
             new \Twig_SimpleFilter('starts_with', [$this, 'startsWithFilter']),
-            new \Twig_SimpleFilter('t', [$this, 'translate']),
-            new \Twig_SimpleFilter('tl', [$this, 'translateLanguage']),
-            new \Twig_SimpleFilter('ta', [$this, 'translateArray']),
             new \Twig_SimpleFilter('truncate', ['\Grav\Common\Utils', 'truncate']),
             new \Twig_SimpleFilter('truncate_html', ['\Grav\Common\Utils', 'truncateHTML']),
             new \Twig_SimpleFilter('json_decode', [$this, 'jsonDecodeFilter']),
@@ -100,6 +97,18 @@ class TwigExtension extends \Twig_Extension implements \Twig_Extension_GlobalsIn
             new \Twig_SimpleFilter('print_r', 'print_r'),
             new \Twig_SimpleFilter('yaml_encode', [$this, 'yamlEncodeFilter']),
             new \Twig_SimpleFilter('yaml_decode', [$this, 'yamlDecodeFilter']),
+
+            // Translations
+            new \Twig_SimpleFilter('t', [$this, 'translate']),
+            new \Twig_SimpleFilter('tl', [$this, 'translateLanguage']),
+            new \Twig_SimpleFilter('ta', [$this, 'translateArray']),
+
+            // Casting values
+            new \Twig_SimpleFilter('string', [$this, 'stringFilter']),
+            new \Twig_SimpleFilter('int', [$this, 'intFilter'], ['is_safe' => true]),
+            new \Twig_SimpleFilter('bool', [$this, 'boolFilter']),
+            new \Twig_SimpleFilter('float', [$this, 'floatFilter'], ['is_safe' => true]),
+            new \Twig_SimpleFilter('array', [$this, 'arrayFilter']),
         ];
     }
 
@@ -111,7 +120,7 @@ class TwigExtension extends \Twig_Extension implements \Twig_Extension_GlobalsIn
     public function getFunctions()
     {
         return [
-            new \Twig_SimpleFunction('array', [$this, 'arrayFunc']),
+            new \Twig_SimpleFunction('array', [$this, 'arrayFilter']),
             new \Twig_SimpleFunction('array_key_value', [$this, 'arrayKeyValueFunc']),
             new \Twig_SimpleFunction('array_key_exists', 'array_key_exists'),
             new \Twig_SimpleFunction('array_unique', 'array_unique'),
@@ -132,9 +141,6 @@ class TwigExtension extends \Twig_Extension implements \Twig_Extension_GlobalsIn
             new \Twig_SimpleFunction('regex_replace', [$this, 'regexReplace']),
             new \Twig_SimpleFunction('regex_filter', [$this, 'regexFilter']),
             new \Twig_SimpleFunction('string', [$this, 'stringFunc']),
-            new \Twig_simpleFunction('t', [$this, 'translate']),
-            new \Twig_simpleFunction('tl', [$this, 'translateLanguage']),
-            new \Twig_simpleFunction('ta', [$this, 'translateArray']),
             new \Twig_SimpleFunction('url', [$this, 'urlFunc']),
             new \Twig_SimpleFunction('json_decode', [$this, 'jsonDecodeFilter']),
             new \Twig_SimpleFunction('get_cookie', [$this, 'getCookie']),
@@ -151,6 +157,10 @@ class TwigExtension extends \Twig_Extension implements \Twig_Extension_GlobalsIn
             new \Twig_SimpleFunction('nicefilesize', [$this, 'niceFilesizeFunc']),
             new \Twig_SimpleFunction('nicetime', [$this, 'nicetimeFilter']),
 
+            // Translations
+            new \Twig_simpleFunction('t', [$this, 'translate']),
+            new \Twig_simpleFunction('tl', [$this, 'translateLanguage']),
+            new \Twig_simpleFunction('ta', [$this, 'translateArray']),
         ];
     }
 
@@ -617,6 +627,62 @@ class TwigExtension extends \Twig_Extension implements \Twig_Extension_GlobalsIn
         return ltrim($value, $chars);
     }
 
+    /**
+     * Casts input to string.
+     *
+     * @param mixed $input
+     * @return string
+     */
+    public function stringFilter($input)
+    {
+        return (string) $input;
+    }
+
+
+    /**
+     * Casts input to int.
+     *
+     * @param mixed $input
+     * @return int
+     */
+    public function intFilter($input)
+    {
+        return (int) $input;
+    }
+
+    /**
+     * Casts input to bool.
+     *
+     * @param mixed $input
+     * @return bool
+     */
+    public function boolFilter($input)
+    {
+        return (bool) $input;
+    }
+
+    /**
+     * Casts input to float.
+     *
+     * @param mixed $input
+     * @return float
+     */
+    public function floatFilter($input)
+    {
+        return (float) $input;
+    }
+
+    /**
+     * Casts input to array.
+     *
+     * @param mixed $input
+     * @return array
+     */
+    public function arrayFilter($input)
+    {
+        return (array) $input;
+    }
+
     /**
      * @return mixed
      */
@@ -693,7 +759,6 @@ class TwigExtension extends \Twig_Extension implements \Twig_Extension_GlobalsIn
 
         $template = $env->createTemplate($twig);
         return $template->render($context);
-;
     }
 
     /**
@@ -788,19 +853,6 @@ class TwigExtension extends \Twig_Extension implements \Twig_Extension_GlobalsIn
         return str_pad($input, (int)$pad_length, $pad_string, $pad_type);
     }
 
-
-    /**
-     * Cast a value to array
-     *
-     * @param $value
-     *
-     * @return array
-     */
-    public function arrayFunc($value)
-    {
-        return (array)$value;
-    }
-
     /**
      * Workaround for twig associative array initialization
      * Returns a key => val array