اضافه نمودن توضیحات متا (Meta Description) به وردپرس

add_filter(‘admin_init’, ‘my_general_settings_register_fields’);

function my_general_settings_register_fields()

{

register_setting(‘general’, ‘homepagetitle_field’, ‘esc_attr’);

add_settings_field(‘homepagetitle_field’, ‘<label for=”my_field”>’.__(‘Homepage description’ , ‘homepagetitle_field’ ).'</label>’ , ‘my_general_settings_fields_html’, ‘general’);

}

function my_general_settings_fields_html()

{

$value = get_option( ‘homepagetitle_field’, ” );

echo ‘<input type=”text” id=”homepagetitle_field” name=”homepagetitle_field” value=”‘ . $value . ‘” />’;

}

function gretathemes_meta_description() {
global $post;
if(is_front_page()){
echo ‘<meta name=”description” content=”‘ . get_option( ‘homepagetitle_field’ ) . ‘” />’ . “\n”;
}
else if ( is_singular() ) {
$des_post = strip_tags( $post->post_content );
$des_post = strip_shortcodes( $des_post );
$des_post = str_replace( array(“\n”, “\r”, “\t”), ‘ ‘, $des_post );
$des_post = mb_substr( $des_post, 0, 300, ‘utf8’ );
echo ‘<meta name=”description” content=”‘ . $des_post . ‘” />’ . “\n”;
}
else if ( is_category() ) {
$des_cat = str_replace( array(“\n”, “\r”, “\t”), ‘ ‘,strip_tags(category_description()));
echo ‘<meta name=”description” content=”‘ . $des_cat . ‘” />’ . “\n”;
}
else {
echo ‘<meta name=”description” content=”‘ . get_option( ‘homepagetitle_field’ ) . ‘” />’ . “\n”;
}
}
add_action( ‘wp_head’, ‘gretathemes_meta_description’);