修复知言主题Tinection在wordpress升级4.2之后的表情错误（其实是wordpress bug）

//修复4.2表情bug
function disable_emoji9s_tinymce($plugins) {
    if (is_array($plugins)) {
        return array_diff($plugins, array(
            'wpemoji'
        ));
    } else {
        return array();
    }
}
//取当前主题下images\smilies\下表情图片路径
function custom_gitsmilie_src($old, $img) {
    return get_stylesheet_directory_uri() . '/images/smilies/' . $img;
}
function init_gitsmilie() {
    global $wpsmiliestrans;
    //默认表情文本与表情图片的对应关系(可自定义修改)
    $wpsmiliestrans = array(
        ':mrgreen:' => 'icon_mrgreen.gif',
        ':neutral:' => 'icon_neutral.gif',
        ':twisted:' => 'icon_twisted.gif',
        ':arrow:' => 'icon_arrow.gif',
        ':shock:' => 'icon_eek.gif',
        ':smile:' => 'icon_smile.gif',
        ':???:' => 'icon_confused.gif',
        ':cool:' => 'icon_cool.gif',
        ':evil:' => 'icon_evil.gif',
        ':grin:' => 'icon_biggrin.gif',
        ':idea:' => 'icon_idea.gif',
        ':oops:' => 'icon_redface.gif',
        ':razz:' => 'icon_razz.gif',
        ':roll:' => 'icon_rolleyes.gif',
        ':wink:' => 'icon_wink.gif',
        ':cry:' => 'icon_cry.gif',
        ':eek:' => 'icon_surprised.gif',
        ':lol:' => 'icon_lol.gif',
        ':mad:' => 'icon_mad.gif',
        ':sad:' => 'icon_sad.gif',
        '8-)' => 'icon_cool.gif',
        '8-O' => 'icon_eek.gif',
        ':-(' => 'icon_sad.gif',
        ':-)' => 'icon_smile.gif',
        ':-?' => 'icon_confused.gif',
        ':-D' => 'icon_biggrin.gif',
        ':-P' => 'icon_razz.gif',
        ':-o' => 'icon_surprised.gif',
        ':-x' => 'icon_mad.gif',
        ':-|' => 'icon_neutral.gif',
        ';-)' => 'icon_wink.gif',
        '8O' => 'icon_eek.gif',
        ':(' => 'icon_sad.gif',
        ':)' => 'icon_smile.gif',
        ':?' => 'icon_confused.gif',
        ':D' => 'icon_biggrin.gif',
        ':P' => 'icon_razz.gif',
        ':o' => 'icon_surprised.gif',
        ':x' => 'icon_mad.gif',
        ':|' => 'icon_neutral.gif',
        ';)' => 'icon_wink.gif',
        ':!:' => 'icon_exclaim.gif',
        ':?:' => 'icon_question.gif',
    );
    //移除WordPress4.2版本更新所带来的Emoji钩子同时挂上主题自带的表情路径
    remove_action('wp_head', 'print_emoji_detection_script', 7);
    remove_action('admin_print_scripts', 'print_emoji_detection_script');
    remove_action('wp_print_styles', 'print_emoji_styles');
    remove_action('admin_print_styles', 'print_emoji_styles');
    remove_filter('the_content_feed', 'wp_staticize_emoji');
    remove_filter('comment_text_rss', 'wp_staticize_emoji');
    remove_filter('wp_mail', 'wp_staticize_emoji_for_email');
    add_filter('tiny_mce_plugins', 'disable_emoji9s_tinymce');
    add_filter('smilies_src', 'custom_gitsmilie_src', 10, 2);
}
add_action('init', 'init_gitsmilie', 5);