function add_desc()
{
// Only add for article page if option is turned on
if (BsaUtil::is_enabled(self::OPTION_DESC) && is_single()) {
echo '<meta name="description" content="' . get_the_excerpt() . '" />';
}
}
static function replace_avatar($avatar)
{
// Only replace *.gravatar.com if the option is turned on
if (BsaUtil::is_enabled(self::OPTION_NAME) && strpos($avatar, 'gravatar.com') > 0) {
$avatar = '<img alt="Avatar" src="' . BsaUtil::get_plugin_url() . '/image/default.png" />';
}
return $avatar;
}
static function replace_font()
{
if (BsaUtil::is_enabled(self::OPTION_NAME)) {
wp_deregister_style(self::OPEN_SANS);
wp_register_style(self::OPEN_SANS, self::CDN_URL);
wp_enqueue_style(self::OPEN_SANS);
}
}
function display_copyright($content)
{
if (BsaUtil::is_enabled(self::OPTION_NAME) && is_single()) {
$copyright = BsaUtil::get_value(self::OPTION_INFO, '');
if (strpos($copyright, self::VAR_LINK)) {
// Replace the reserved viarable with blog name and article link
$blog_link = '<a href="' . get_permalink() . '">' . get_bloginfo('name') . '</a>';
$copyright = str_replace(self::VAR_LINK, $blog_link, $copyright);
}
$content = $content . $copyright;
}
return $content;
}
static function baidu_submit($post_id)
{
// Prevent submitting the same post multi-times
if (BsaUtil::is_enabled(self::OPTION_NAME) && function_exists('curl_init') && get_post_meta($post_id, '_baidu_submitted', true) != 1) {
// Check if already submitted
$url = get_permalink($post_ID);
$token = BsaUtil::get_value(self::OPTION_TOKEN, '');
$domain = BsaUtil::get_domain();
// Compose API URL
$api = sprintf(self::OPTION_BAIDU_APILINK, $domain, $token);
$ch = curl_init();
$options = array(CURLOPT_URL => $api, CURLOPT_POST => true, CURLOPT_RETURNTRANSFER => true, CURLOPT_POSTFIELDS => $url, CURLOPT_HTTPHEADER => array('Content-Type: text/plain'));
curl_setopt_array($ch, $options);
// Get JSON formatted response
$result = json_decode(curl_exec($ch), true);
// There will be 'success' field if it is succeeded.
if (array_key_exists('success', $result)) {
add_post_meta($post_id, '_baidu_submitted', 1, true);
}
}
}
static function validate_post_number($comment_data)
{
if (BsaUtil::is_enabled(self::OPTION_NAME) && !is_user_logged_in()) {
$validation = intval($_POST[self::FIELD_VALID]);
$code = intval($_POST[self::OPTION_NAME]);
if ($validation - $code != self::CODE_DIFF) {
wp_die(__('Error: Code is not valid!', 'bjh-site-assistant'));
}
}
return $comment_data;
}