public static function get_google_fonts() { $font_registry = Nova_Toolkit::fonts(); return $font_registry->get_google_fonts(); }
public function google_link() { /** * Get the array of fields from the Nova object. */ $fields = Nova::$fields; /** * Early exit if no fields are found. */ if (empty($fields)) { return; } $fonts = array(); /** * Run a loop for our fields */ foreach ($fields as $field) { /** * Sanitize the field */ $field = Nova_Field_Sanitize::sanitize_field($field); /** * No reason to proceed any further if no 'output' has been defined * or if it's not defined as an array. */ if (!isset($field['output']) || !is_array($field['output'])) { continue; } /** * Run through each of our "output" items in the array separately. */ foreach ($field['output'] as $output) { $valid = false; /** * If the field-type exists and is set to "typography" * then we need some extra checks to figure out if we need to proceed. */ if (isset($field['type']) && 'typography' == $field['type']) { if (isset($field['choices']) && isset($field['choices']['font-family']) && $field['choices']['font-family']) { $valid = true; } } /** * Check if the "property" of this item is related to typography. */ if (isset($output['property']) && in_array($output['property'], array('font-family', 'font-weight', 'font-subset'))) { $valid = true; } /** * If the $valid var is not true, then we don't need to proceed. * Continue to the next item in the array. */ if (!$valid) { continue; } /** * Get the value of this field */ $value = Nova_Values::get_sanitized_field_value($field); /** * Typography fields arew a bit more complex than usual fields. * We need to get the sub-items of the array * and then base our calculations on these. */ if ('typography' == $field['type']) { /** * Add the font-family to the array */ if (isset($value['font-family'])) { $fonts[]['font-family'] = $value['font-family']; } /** * Add the font-weight to the array */ if (isset($value['font-weight'])) { $fonts[]['font-weight'] = $value['font-weight']; } } else { if ('font-family' == $output['property']) { /** * Add the font-family to the array */ $fonts[]['font-family'] = $value; } else { if ('font-weight' == $output['property']) { /** * Add font-weight to the array */ $fonts[]['font-weight'] = $value; } else { if ('font-subset' == $output['property']) { /** * add font subsets to the array */ $fonts[]['subsets'] = $value; } } } } } } /** * Start going through all the items in the $fonts array. */ foreach ($fonts as $font) { /** * Do we have font-families? */ if (isset($font['font-family'])) { $font_families = !isset($font_families) ? array() : $font_families; $font_families[] = $font['font-family']; /** * Determine if we need to create a google-fonts link or not. */ if (!isset($has_google_font)) { if (Nova_Toolkit::fonts()->is_google_font($font['font-family'])) { $has_google_font = true; } } } /** * Do we have font-weights? */ if (isset($font['font-weight'])) { $font_weights = !isset($font_weights) ? array() : $font_weights; $font_weights[] = $font['font-weight']; } /** * Do we have font-subsets? */ if (isset($font['subsets'])) { $font_subsets = !isset($font_subsets) ? array() : $font_subsets; $font_subsets[] = $font['subsets']; } } /** * Make sure there are no empty values and define some sane defaults. */ $font_families = !isset($font_families) || empty($font_families) ? false : $font_families; $font_weights = !isset($font_weights) || empty($font_weights) ? array('400') : $font_weights; $font_subsets = !isset($font_subsets) || empty($font_subsets) ? array('all') : $font_subsets; /** * Get rid of duplicate values */ if (is_array($font_families) && !empty($font_families)) { $font_families = array_unique($font_families); } if (is_array($font_weights) && !empty($font_weights)) { $font_weights = array_unique($font_weights); } if (is_array($font_subsets) && !empty($font_subsets)) { $font_subsets = array_unique($font_subsets); } if (!isset($has_google_font) || !$has_google_font) { $font_families = false; } // Return the font URL. return $font_families ? Nova_Toolkit::fonts()->get_google_font_uri($font_families, $font_weights, $font_subsets) : false; }