WordPress 插件开发时在插件列表页的几个常用Hook及用例

/**
 * Plugin action links
 */
function cwp_plugin_action_links( $links, $file ) {
    $start_link = '<a rel="nofollow noopener noreferrer" href="' . admin_url( 'index.php?page=coolwp-get-started' ) . '">' . esc_html__( 'Start', 'cwp' ) . '</a>';
    $add_on_links ='<a rel="nofollow noopener noreferrer" href="'.CWP_DEV_PLUGIN_ADD_ON_URL.'">' . esc_html__( 'Add Ons', 'cwp' ) . '</a>';
    if ( $file == 'wp-develop-mode/wp-develop-mode.php' )
         array_unshift( $links, $start_link ,$add_on_links);
    return $links;
}
add_filter( 'plugin_action_links', 'cwp_plugin_action_links', 10, 2 );

/**
 * Plugin row meta links
 */
function cwp_plugin_row_meta( $input, $file ) {
    if ( $file != 'wp-develop-mode/wp-develop-mode.php' )
        return $input;
    $links = array(
        '<a rel="nofollow noopener noreferrer" href="' . admin_url( 'index.php?page=coolwp-get-started' ) . '">' . esc_html__( 'Getting Started', 'cwp' ) . '</a>',
        '<a rel="nofollow noopener noreferrer" href="'.CWP_DEV_PLUGIN_ADD_ON_URL.'">' . esc_html__( 'Add Ons', 'cwp' ) . '</a>',
    );
    $input = array_merge( $input, $links );
    return $input;
}
add_filter( 'plugin_row_meta', 'cwp_plugin_row_meta', 10, 2 );

/**
*Add your content after wordpress plugin row
*在插件列表插件项目后增加升级/输入、购买许可证的提示
*/
function cwp_add_notice_after_row(){
    $license_key = trim( get_option ('my_plugin_license_key'));/*getting the plugin license */
    $license_key_setting_page = admin_url('options-general.php?page=my-plugin-license-setting-page-slug' );/*define your license setting page link*/
    if(!$license_key)/*if the license is null or false,display the following plugin meta after this plugin row*/
        echo '</tr><tr class="plugin-update-tr"><td colspan="3"><div class="update-message"><a rel="nofollow noopener noreferrer" href="'.$license_key_setting_page.'">'.__('Activate your license','cwpsl').'</a> '.__('for automatic upgrades. Need a license?','cwpsl').' <a rel="nofollow noopener noreferrer" href="http://suoling.net" target="_new">'.__('Purchase one','cwpsl').'</a></div></td>';
}
add_action('after_plugin_row_'.plugin_basename(__FILE__), 'cwp_add_notice_after_row');