Kirki_Fonts::get_all_variants PHP Method

        public static function get_all_variants()
        {
            $i18n = Kirki_l10n::get_strings();
            return array('100' => $i18n['ultra-light'], '100italic' => $i18n['ultra-light-italic'], '200' => $i18n['light'], '200italic' => $i18n['light-italic'], '300' => $i18n['book'], '300italic' => $i18n['book-italic'], 'regular' => $i18n['regular'], 'italic' => $i18n['italic'], '500' => $i18n['medium'], '500italic' => $i18n['medium-italic'], '600' => $i18n['semi-bold'], '600italic' => $i18n['semi-bold-italic'], '700' => $i18n['bold'], '700italic' => $i18n['bold-italic'], '800' => $i18n['extra-bold'], '800italic' => $i18n['extra-bold-italic'], '900' => $i18n['ultra-bold'], '900italic' => $i18n['ultra-bold-italic']);
        }

 /**
  * Sanitizes typography controls
  *
  * @since 2.2.0
  * @param array $value The value.
  * @return array
  */
 public static function sanitize($value)
 {
     if (!is_array($value)) {
         return array();
     }
     // Escape the font-family.
     if (isset($value['font-family'])) {
         $value['font-family'] = esc_attr($value['font-family']);
     }
     // Make sure we're using a valid variant.
     // We're adding checks for font-weight as well for backwards-compatibility
     // Versions 2.0 - 2.2 were using an integer font-weight.
     if (isset($value['variant']) || isset($value['font-weight'])) {
         if (isset($value['font-weight']) && !empty($value['font-weight'])) {
             if (!isset($value['variant']) || empty($value['variant'])) {
                 $value['variant'] = $value['font-weight'];
             }
             unset($value['font-weight']);
         }
         $valid_variants = Kirki_Fonts::get_all_variants();
         if (!array_key_exists($value['variant'], $valid_variants)) {
             $value['variant'] = 'regular';
         }
     }
     // Make sure the saved value is "subsets" (plural) and not "subset".
     // This is for compatibility with older versions.
     if (isset($value['subset'])) {
         if (!empty($value['subset'])) {
             if (!isset($value['subsets']) || empty($value['subset'])) {
                 $value['subsets'] = $value['subset'];
             }
         }
         unset($value['subset']);
     }
     // Make sure we're using a valid subset.
     if (isset($value['subsets'])) {
         $valid_subsets = Kirki_Fonts::get_google_font_subsets();
         $subsets_ok = array();
         if (is_array($value['subsets'])) {
             foreach ($value['subsets'] as $subset) {
                 if (array_key_exists($subset, $valid_subsets)) {
                     $subsets_ok[] = $subset;
                 }
             }
             $value['subsets'] = $subsets_ok;
         }
     }
     // Sanitize the font-size.
     if (isset($value['font-size']) && !empty($value['font-size'])) {
         $value['font-size'] = Kirki_Sanitize_Values::css_dimension($value['font-size']);
         if (is_numeric($value['font-size'])) {
             $value['font-size'] .= 'px';
         }
     }
     // Sanitize the line-height.
     if (isset($value['line-height']) && !empty($value['line-height'])) {
         $value['line-height'] = Kirki_Sanitize_Values::css_dimension($value['line-height']);
     }
     // Sanitize the letter-spacing.
     if (isset($value['letter-spacing']) && !empty($value['letter-spacing'])) {
         $value['letter-spacing'] = Kirki_Sanitize_Values::css_dimension($value['letter-spacing']);
         if (is_numeric($value['letter-spacing'])) {
             $value['letter-spacing'] .= 'px';
         }
     }
     // Sanitize the text-align.
     if (isset($value['text-align']) && !empty($value['text-align'])) {
         if (!in_array($value['text-align'], array('inherit', 'left', 'center', 'right', 'justify'))) {
             $value['text-align'] = 'inherit';
         }
     }
     // Sanitize the text-transform.
     if (isset($value['text-transform']) && !empty($value['text-transform'])) {
         if (!in_array($value['text-transform'], array('none', 'capitalize', 'uppercase', 'lowercase', 'initial', 'inherit'))) {
             $value['text-transform'] = 'none';
         }
     }
     // Sanitize the color.
     if (isset($value['color']) && !empty($value['color'])) {
         $color = ariColor::newColor($value['color']);
         $value['color'] = $color->toCSS('hex');
     }
     return $value;
 }