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Added some new theme twig functions

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This commit is contained in:
Andy Miller
2017-12-13 21:51:06 -07:00
parent 592c3ea5e2
commit aadb8bb2ea
1 changed files with 38 additions and 0 deletions
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38
system/src/Grav/Common/Twig/TwigExtension.php
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@@ -137,6 +137,8 @@ class TwigExtension extends \Twig_Extension implements \Twig_Extension_GlobalsIn
new \Twig_SimpleFunction('isajaxrequest', [$this, 'isAjaxFunc']),
new \Twig_SimpleFunction('exif', [$this, 'exifFunc']),
new \Twig_SimpleFunction('media_directory', [$this, 'mediaDirFunc']),
new \Twig_SimpleFunction('body_class', [$this, 'bodyClassFunc']),
new \Twig_SimpleFunction('theme_var', [$this, 'themeVarFunc']),
];
}
@@ -1124,4 +1126,40 @@ class TwigExtension extends \Twig_Extension implements \Twig_Extension_GlobalsIn
return number_format($n);
}
/**
* Get a theme variable
*
* @param $var
* @return string
*/
public function themeVarFunc($var)
{
return $this->config->get('theme.' . $var, false) ?: '';
}
/**
* takes an array of classes, and if they are not set on body_classes
* look to see if they are set in theme config
*
* @param $classes
* @return string
*/
public function bodyClassFunc($classes)
{
$header = $this->grav['page']->header();
$body_classes = isset($header->body_classes) ? $header->body_classes : '';
foreach ((array)$classes as $class) {
if (!empty($body_classes) && Utils::contains($body_classes, $class)) {
continue;
} else {
$val = $this->config->get('theme.' . $class, false) ? $class : false;
$body_classes .= $val ? ' ' . $val : '';
}
}
return $body_classes;
}
}