ultimatemember/includes/admin/core/class-admin-notices.php

<?php
namespace um\admin\core;

// Exit if accessed directly.
if ( ! defined( 'ABSPATH' ) ) exit;

if ( ! class_exists( 'Admin_Notices' ) ) {
    class Admin_Notices {

        function __construct() {

            add_action('admin_init', array(&$this, 'create_languages_folder') );

            add_action('admin_notices', array(&$this, 'main_notices'), 1);

            add_action('admin_notices', array(&$this, 'localize_note'), 2);

            add_action('admin_notices', array(&$this, 'show_update_messages'), 10);

        }

        /***
         ***	@to store plugin languages
         ***/
        function create_languages_folder() {

            $path = UM()->files()->upload_basedir;
            $path = str_replace('/uploads/ultimatemember','',$path);
            $path = $path . '/languages/plugins/';
            $path = str_replace('//','/',$path);

            if ( !file_exists( $path ) ) {
                $old = umask(0);
                @mkdir( $path, 0777, true);
                umask($old);
            }

        }


		/**
		* Show main notices
		*/
        function main_notices() {

            if ( ! defined( 'DOING_AJAX' ) ) {

                $hide_exif_notice = get_option( 'um_hide_exif_notice' );

                if ( !extension_loaded('exif') && !$hide_exif_notice ) {

                    echo '<div class="updated" style="border-color: #0085ba;"><p>';

                    echo sprintf(__( 'Exif is not enabled on your server. Mobile photo uploads will not be rotated correctly until you enable the exif extension. <a href="%s">Hide this notice</a>', 'ultimate-member' ), add_query_arg('um_adm_action', 'um_hide_exif_notice') );

                    echo '</p></div>';

                }

                // Regarding page setup
                $pages = UM()->config()->permalinks;
                if ( $pages && is_array( $pages ) ) {

                    $err = false;

                    foreach( $pages as $slug => $page_id ) {

                        $page = get_post( $page_id );

                        if ( !isset( $page->ID ) && in_array( $slug, array( 'user','account','members','register','login','logout','password-reset' ) ) ) {
                            $err = true;
                        }

                    }

                    if ( $err ) {
                        echo '<div class="updated" style="border-color: #0085ba;"><p>' . __('One or more of your Ultimate Member pages are not correctly setup. Please visit <strong>Ultimate Member > Settings</strong> to re-assign your missing pages.','ultimate-member') . '</p></div>';
                    }

                    if ( isset( $pages['user'] ) ) {
                        $test = get_post( $pages['user'] );
                        if ( isset( $test->post_parent ) && $test->post_parent > 0 ) {
                            echo '<div class="updated" style="border-color: #0085ba;"><p>' . __('Ultimate Member Setup Error: User page can not be a child page.','ultimate-member') . '</p></div>';
                        }
                    }

                    if ( isset( $pages['account'] ) ) {
                        $test = get_post( $pages['account'] );
                        if ( isset( $test->post_parent ) && $test->post_parent > 0 ) {
                            echo '<div class="updated" style="border-color: #0085ba;"><p>' . __('Ultimate Member Setup Error: Account page can not be a child page.','ultimate-member') . '</p></div>';
                        }
                    }

                }

	            /**
	             * UM hook
	             *
	             * @type action
	             * @title um_admin_after_main_notices
	             * @description Insert some content after main admin notices
	             * @change_log
	             * ["Since: 2.0"]
	             * @usage add_action( 'um_admin_after_main_notices', 'function_name', 10 );
	             * @example
	             * <?php
	             * add_action( 'um_admin_after_main_notices', 'my_admin_after_main_notices', 10 );
	             * function my_admin_after_main_notices() {
	             *     // your code here
	             * }
	             * ?>
	             */
                do_action( 'um_admin_after_main_notices' );
            }

        }


        /***
         ***	@localization notice
         ***/
        function localize_note() {
            $locale = get_option('WPLANG');
            if ( !$locale ) return;
            if ( strstr( $locale, 'en_' ) ) return; // really, english!
            if ( file_exists( WP_LANG_DIR . '/plugins/ultimatemember-' . $locale . '.mo' ) ) return;

            if ( isset( UM()->available_languages[ $locale ] ) ) {

                $download_uri = add_query_arg('um_adm_action', 'um_language_downloader');

                $hide_locale_notice = get_option('um_hide_locale_notice');
                if ( !$hide_locale_notice ) {
                    echo '<div class="updated" style="border-color: #0085ba;"><p>';

                    echo sprintf(__('Your site language is <strong>%1$s</strong>. Good news! Ultimate Member is already available in <strong>%2$s language</strong>. <a href="%3$s">Download the translation</a> files and start using the plugin in your language now. <a href="%4$s">Hide this notice</a>','ultimate-member'), $locale, UM()->available_languages[$locale], $download_uri, add_query_arg('um_adm_action', 'um_hide_locale_notice')  );

                    echo '</p></div>';
                }


            } else {

                $hide_locale_notice = get_option('um_hide_locale_notice');
                if ( !$hide_locale_notice ) {

                    echo '<div class="updated" style="border-color: #0085ba;"><p>';

                    echo sprintf(__('Ultimate Member has not yet been translated to your langeuage: <strong>%1$s</strong>. If you have translated the plugin you need put these files <code>ultimatemember-%1$s.po and ultimatemember-%1$s.mo</code> in <strong>/wp-content/languages/plugins/</strong> for the plugin to be translated in your language. <a href="%2$s">Hide this notice</a>','ultimate-member'), $locale, add_query_arg('um_adm_action', 'um_hide_locale_notice') );

                    echo '</p></div>';

                }

            }

        }

        /***
         ***	@updating users
         ***/
        function show_update_messages(){

            if ( !isset($_REQUEST['update']) ) return;

            $update = $_REQUEST['update'];
            switch($update) {

                case 'confirm_delete':
                    $confirm_uri = admin_url('users.php?' . http_build_query(array(
                            'um_adm_action' => 'delete_users',
                            'user'          => array_map('intval', (array) $_REQUEST['user']),
                            'confirm'       => 1
                        )));
                    $users = '';

                    if( isset( $_REQUEST['user'] ) ){
                        foreach( $_REQUEST['user'] as $user_id ) {
                            $user = get_userdata( $user_id );
                            $users .= '#' . $user_id . ': ' . $user->user_login . '<br />';
                        }
                    }

                    $ignore = admin_url('users.php');

                    $messages[0]['err_content'] = sprintf(__('Are you sure you want to delete the selected user(s)? The following users will be deleted: <p>%s</p> <strong>This cannot be undone!</strong>','ultimate-member'), $users);
                    $messages[0]['err_content'] .= '<p><a href="'. esc_html( $confirm_uri ) .'" class="button-primary">' . __('Remove','ultimate-member') . '</a>&nbsp;&nbsp;<a href="'.$ignore.'" class="button">' . __('Undo','ultimate-member') . '</a></p>';

                    break;

                case 'language_updated':
                    $messages[0]['content'] = __('Your translation files have been updated successfully.','ultimate-member');
                    break;

                case 'purged_temp':
                    $messages[0]['content'] = __('Your temp uploads directory is now clean.','ultimate-member');
                    break;

                case 'cleared_cache':
                    $messages[0]['content'] = __('Your user cache is now removed.','ultimate-member');
                    break;

                case 'form_duplicated':
                    $messages[0]['content'] = __('The form has been duplicated successfully.','ultimate-member');
                    break;

                case 'user_updated':
                    $messages[0]['content'] = __('User has been updated.','ultimate-member');
                    break;

                case 'users_updated':
                    $messages[0]['content'] = __('Users have been updated.','ultimate-member');
                    break;

                case 'users_role_updated':
                    $messages[0]['content'] = __('Changed roles.','ultimate-member');
                    break;

                case 'err_users_updated':
                    $messages[0]['err_content'] = __('Super administrators cannot be modified.','ultimate-member');
                    $messages[1]['content'] = __('Other users have been updated.','ultimate-member');

            }

            if ( !empty( $messages ) ) {
                foreach( $messages as $message ) {
                    if ( isset($message['err_content'])) {
                        echo '<div class="error"><p>' . $message['err_content'] . '</p></div>';
                    } else {
                        echo '<div class="updated" style="border-color: #0085ba;"><p>' . $message['content'] . '</p></div>';
                    }
                }
            }

        }

    }
}