public function update_options()
{
if (!check_ajax_referer('layers-onboarding-update-options', 'layers_onboarding_update_nonce', false)) {
die('You threw a Nonce exception');
}
// Nonce
// Parse our input data
parse_str(urldecode(stripslashes($_POST['data'])), $data);
$return_message = array('success' => true, 'message' => __('Done!', 'layerswp'));
foreach ($data as $option_key => $option_value) {
$clean_option_value = esc_attr(stripslashes($option_value));
switch ($option_key) {
case 'site_logo':
if ('' == $clean_option_value || '0' == $clean_option_value) {
die(json_encode(array('success' => true, 'message' => __('No Logo uploaded', 'layerswp'))));
}
$get_attachment = wp_get_attachment_image_src($clean_option_value);
// Get an array of all registered image sizes.
$intermediate = get_intermediate_image_sizes();
$sizes = array();
// Have we got anything fun to work with?
if (is_array($intermediate) && !empty($intermediate)) {
foreach ($intermediate as $key => $size) {
// If the size isn't already in the $sizes array, add it.
if (!array_key_exists($size, $sizes)) {
$image_info = wp_get_attachment_image_src($get_attachment[0], $size);
$size_info['url'] = $image_info[0];
$size_info['width'] = $image_info[1];
$size_info['height'] = $image_info[2];
$sizes[$size] = $size_info;
}
}
}
if (!is_wp_error($get_attachment) && FALSE != $get_attachment) {
$site_logo_array = array('id' => $clean_option_value, 'sizes' => $sizes, 'url' => $get_attachment[0]);
update_option($option_key, $site_logo_array);
$return_message = array('success' => true, 'message' => __('Logo updated', 'layerswp'));
} else {
$return_message = array('success' => false, 'message' => __('There was an error when updating your logo.', 'layerswp'));
}
break;
case 'site_color':
$header_color = $clean_option_value;
$accent_color = layers_adjust_brightness($clean_option_value, -50, TRUE);
$footer_color = '#2b2b2b';
set_theme_mod('layers-header-background-color', $header_color);
set_theme_mod('layers-site-accent-color', $accent_color);
set_theme_mod('layers-footer-background-color', $footer_color);
$return_message = array('success' => true, 'message' => __('Option updated', 'layerswp'));
break;
default:
update_option($option_key, $clean_option_value);
$return_message = array('success' => true, 'message' => __('Option updated', 'layerswp'));
break;
}
}
die(json_encode($return_message));
}
function layers_adjust_brightness($color, $steps = 50, $loop_back = false)
{
$mod_steps = max(-255, min(255, $steps));
$mod_color = str_replace('#', '', $color);
if (strlen($mod_color) == 3) {
$mod_color = str_repeat(substr($mod_color, 0, 1), 2) . str_repeat(substr($mod_color, 1, 1), 2) . str_repeat(substr($mod_color, 2, 1), 2);
}
$mod_color_parts = str_split($mod_color, 2);
$return = '#';
foreach ($mod_color_parts as $mod_color) {
$mod_color = hexdec($mod_color);
$mod_color = max(0, min(255, $mod_color + $mod_steps));
$return .= str_pad(dechex($mod_color), 2, '0', STR_PAD_LEFT);
}
if (('#000000' == $return || '#ffffff' == $return) && $loop_back) {
$return = layers_adjust_brightness($color, -$steps);
}
return $return;
}
