source: trunk/xpressme_integration_kit/wp-content/plugins/xpressme/include/xpress_upgrade.php @ 702

<?php
function  find_xpress_update( $version, $locale ){
                $latest_version = get_option('xpressme_latest_version');
                return (object)$latest_version;
}

function list_xpress_update( $update=null ) {
        global $xoops_config,$xpress_config;
        
        $xpress_version = $xoops_config->module_version . $xoops_config->module_codename;
        $lang = WPLANG;

        $check_url = "http://ja.xpressme.info/version_check/index.php?version=$xpress_version&lang=$lang";

        echo    '<div class="wrap">'."\n";
        echo            '<div id="icon-options-general" class="icon32"><br /></div>'."\n";
        echo            '<h2>' . __('XPressME Upgrade', 'xpressme') . "</h2><br>\n";
        if( get_xpress_latest_version($check_url)){
                $latest = get_option('xpressme_latest_version');
                if ($latest) {
                        $site_url=$latest['url'];
                        $package=$latest['package'];
                        $latest_version=$latest['latest_version'];
                        $check_time=$latest['check_time'];
                }

                $show_buttons = false;
                if (version_compare($xpress_version, $latest_version, '>')){ 
                                echo '<h3 class="response">';
                                printf(__('You are using a XPressME Integration Kit development version (%s). Cool! Please stay updated.', 'xpressme') , $xpress_version);
                                echo '</h3>';
                } else if (version_compare($xpress_version, $latest_version, '<')) {
                        echo '<h3 class="response">';
                        _e( 'An updated version of XPressME Integration Kit is available.' );
                        echo '</h3>';

                        if ($latest['diff_response'] == 'diff_exists'){
                                $download_diff  ='<a class="button" href="' . $latest['diff_package'] . '">';
                                $download_diff .=       sprintf(__('Download differential file for %s', 'xpressme') , $xpress_version);
                                $download_diff .='</a>';
                        }
                        $message =      sprintf(__('You can update to XPressME Integration Kit Ver %s</a> automatically or download the package and install it manually:'), $latest_version);
                        $submit = __('Update Automatically');
                        $form_action = 'admin.php?page=upgrade_page&action=do-xpress-upgrade';
                        $download = sprintf(__('Download %s', 'xpressme') , $latest_version);
                        $show_buttons = true;

                } else {
                        echo '<h3>';
                        printf(__('You have the latest version of XPressME Integration Kit Ver.%s.'),$xpress_version);
                        echo '</h3>';

                        $message = __('You have the latest version of XPressME Integration Kit. You do not need to upgrade', 'xpressme');
                        $submit = __('Re-install Automatically');
                        $form_action = 'update-core.php?action=do-core-reinstall';

                }
                
                // develop
                $develop_show = false;
                if ($latest['develop_response'] == 'development_exists'
                        && !empty($latest['develop_package'])
                        )
                {
                        $develop_latest_version=$latest['develop_latest_version'];
                        $develop_form_action = 'admin.php?page=upgrade_page&action=do-xpress-develop_upgrade';
//                      $develop_message =sprintf(__('You can use the development version %s download the package and install it manually:', 'xpressme'),$latest['develop_latest_version']);
                        $develop_message =      sprintf(__('You can update to  XPressME Integration Kit development version %s automatically or download the package and install it manually:'), $develop_latest_version);

                        $develop_show = true;
                        $develop_package=$latest['develop_package'];
                        $develop_submit = __('Update Automatically');
                        $develop_download = sprintf(__('Download %s', 'xpressme') , $develop_latest_version);
                        $develop_download_diff = '';
                        // develop diff
                        if ($latest['diff_develop_response'] == 'diff_develop_exists'
                                && !empty($latest['diff_develop_package'])
                                )
                        {
                                        $develop_download_diff  = '<a class="button" href="' . $latest['diff_develop_package'] . '">';
                                        $develop_download_difff .= sprintf(__('Download differential file for %s', 'xpressme') , $latest['diff_develop_latest_version']);
                                        $develop_download_diff .= '</a>';
                        }
                }

                echo '<p>';
                echo $message;
                echo '</p>';
                echo '<form method="post" action="' . $form_action . '" name="upgrade" class="upgrade">';
        //      wp_nonce_field('upgrade-core');
                echo '<p>';
                echo '<input name="version" value="'. esc_attr($update->current) .'" type="hidden"/>';
                echo '<input name="locale" value="'. esc_attr($update->locale) .'" type="hidden"/>';
                if ( $show_buttons ) {
                        echo '<input id="upgrade" class="button" type="submit" value="' . esc_attr($submit) . '" name="upgrade" />&nbsp;';
                        echo '<a href="' . esc_url($package) . '" class="button">' . $download . '</a>&nbsp;';
                        echo $download_diff;
                }
                echo '</form>';
                
                if ($develop_show){
                        echo '<p>';
                        echo $develop_message;
                        echo '</p>';
                        echo '<form method="post" action="' . $develop_form_action . '" name="develop_upgrade" class="develop_upgrade">';
                        echo '<p>';
                        echo '<input name="version" value="'. esc_attr($update->current) .'" type="hidden"/>';
                        echo '<input name="locale" value="'. esc_attr($update->locale) .'" type="hidden"/>';
                                echo '<input id="upgrade" class="button" type="submit" value="' . esc_attr($develop_submit) . '" name="develop_upgrade" />&nbsp;';
                                echo '<a href="' . esc_url($develop_package) . '" class="button">' . $develop_download . '</a>&nbsp;';
                                echo $develop_download_diff;
                        echo '</form>';
                }
        } else {
                echo '<h3 class="response">';
                printf(__('There is no response from <a href="%s">version check API</a> now. sorry, please confirm it after.', 'xpressme'),$check_url);
                echo    "</div>\n";
        }
}


function xpress_update_core($current) {
        include_once ABSPATH . 'wp-content/plugins/xpressme/include/class-xpress-upgrader.php';
        $upgrader = new Xpress_Upgrader();
        return $upgrader->upgrade($current);
}

function do_xpress_upgrade( $develop = false,$reinstall = false ) {
        global $wp_filesystem;

        if ( $reinstall )
                $url = 'update-xpress.php?action=do-xpress-reinstall';
        else
                $url = 'update-xpress.php?action=do-xpress-upgrade';
        $url = wp_nonce_url($url, 'upgrade-xpress');
        if ( false === ($credentials = request_filesystem_credentials($url, '', false, ABSPATH)) )
                return;

        $version = isset( $_POST['version'] )? $_POST['version'] : false;
        $locale = isset( $_POST['locale'] )? $_POST['locale'] : 'en_US';
        $update = find_xpress_update( $version, $locale );
//      $update = true;
        if ( !$update )
                return;
        if ( $develop )
                $update->package = $update->develop_package;

        if ( ! WP_Filesystem($credentials, ABSPATH) ) {
                request_filesystem_credentials($url, '', true, ABSPATH); //Failed to connect, Error and request again
                return;
        }
?>
        <div class="wrap">
        <?php screen_icon(); ?>
        <h2><?php _e('Update XPressME Integration Kit'); ?></h2>
<?php
        if ( $wp_filesystem->errors->get_error_code() ) {
                foreach ( $wp_filesystem->errors->get_error_messages() as $message )
                        show_message($message);
                echo '</div>';
                return;
        }

        if ( $reinstall )
                $update->response = 'reinstall';

        $result = xpress_update_core($update, 'show_message');

        if ( is_wp_error($result) ) {
                show_message($result);
                if ('up_to_date' != $result->get_error_code() )
                        show_message( __('Installation Failed') );
        } else {
                show_message( __('XPressME Integration Kit updated successfully') );
                $update_url = 'http://localhost/cube/modules/xp_test/admin/update.php';
                show_message( '<strong>' . __('Actions:') . '</strong> <a href="' . esc_url( $update_url ) . '">' . __('Go to Module Update') . '</a>' );
        }
        echo '</div>';
}




function upgrade_page()
{
        if ( ! current_user_can('update_plugins') )
        wp_die(__('You do not have sufficient permissions to update XPressME Integration Kit for this site.'));
        $action = isset($_GET['action']) ? $_GET['action'] : 'upgrade-xpress';
        $upgrade_error = false;
        if ( 'upgrade-xpress' == $action ) {
                list_xpress_update();
        } elseif ( 'do-xpress-upgrade' == $action) {
                $update_develop = false;
                do_xpress_upgrade($update_develop);
        } else if  ( 'do-xpress-develop_upgrade' == $action) {
                $update_develop = true;
                do_xpress_upgrade($update_develop);
        }
}

function xp_remote_get($url, $headers = ""){
        global $xoops_config;
        $xpress_version = $xoops_config->module_version . $xoops_config->module_codename;

        require_once( $xoops_config->module_path . '/wp-includes/class-snoopy.php');

        // Snoopy is an HTTP client in PHP
        $client = new Snoopy();
        $client->agent = 'XPressME/' . $xpress_version;
        $client->read_timeout = 2;
        if (is_array($headers) ) {
                $client->rawheaders = $headers;
        }

        @$client->fetch($url);
        $response['response']['code'] = $client->status;
        $response['body'] = $client->results;
        return $response;
        return $client;

}

function get_xpress_latest_version($check_url=null){
        global $wp_version, $wpdb, $wp_local_package;
        global $xoops_config;
        
        $xpress_version = $xoops_config->module_version . $xoops_config->module_codename;
        $lang = WPLANG;
        if(is_null($check_url))
                $check_url = "http://ja.xpressme.info/version_check/index.php?version=$xpress_version&lang=$lang";
        $request_options = array(
        'timeout' => 3,
        'user-agent' => 'WordPress/' . $wp_version . '; ' . get_bloginfo( 'url' )
        );

        if (! function_exists('wp_remote_get')) {
                $response = xp_remote_get($check_url);
                
                if (empty($response['body'])) return false;
        } else {
        
                $response = wp_remote_get($check_url, $request_options);
                
                if ( is_wp_error( $response ) )
                        return false;
        }
        if ( 200 != $response['response']['code'] )
                return false;
        $body = trim( $response['body'] );
        $body = str_replace(array("\r\n", "\r"), "\n", $body);
        $returns = explode("\n", $body);

        if ( isset( $returns[0] ) ) $response = $returns[0]; else $response = '';
        if ( isset( $returns[1] ) ) $url = clean_url( $returns[1] ); else $url = '';
        if ( isset( $returns[2] ) ) $package = clean_url( $returns[2] ); else $package = '';
        if ( isset( $returns[3] ) ) $latest_version = $returns[3]; else  $latest_version = '';
        if ( isset( $returns[4] ) ) $lang = $returns[4]; else $lang = '';
        
        // diff 
        if ( isset( $returns[6] ) ) $diff_response = $returns[6]; else $diff_response = '';
        if ( isset( $returns[7] ) ) $diff_url = clean_url( $returns[7] ); else $diff_url = '';
        if ( isset( $returns[8] ) ) $diff_package = clean_url( $returns[8] ); else $diff_package = '';
        if ( isset( $returns[9] ) ) $diff_latest_version = $returns[9]; else  $diff_latest_version = '';
        if ( isset( $returns[10] ) ) $diff_lang = $returns[10]; else $diff_lang = '';

        // developer 
        if ( isset( $returns[12] ) ) $develop_response = $returns[12]; else $develop_response = '';
        if ( isset( $returns[13] ) ) $develop_url = clean_url( $returns[13] ); else $develop_url = '';
        if ( isset( $returns[14] ) ) $develop_package = clean_url( $returns[14] ); else $develop_package = '';
        if ( isset( $returns[15] ) ) $develop_latest_version = $returns[15]; else  $develop_latest_version = '';
        if ( isset( $returns[16] ) ) $develop_lang = $returns[16]; else $develop_lang = '';
        
        // developer diff
        if ( isset( $returns[18] ) ) $diff_develop_response = $returns[18]; else $diff_develop_response = '';
        if ( isset( $returns[19] ) ) $diff_develop_url = clean_url( $returns[19] ); else $diff_develop_url = '';
        if ( isset( $returns[20] ) ) $diff_develop_package = clean_url( $returns[20] ); else $diff_develop_package = '';
        if ( isset( $returns[21] ) ) $diff_develop_latest_version = $returns[21]; else  $diff_develop_latest_version = '';
        if ( isset( $returns[22] ) ) $diff_develop_lang = $returns[22]; else $diff_develop_lang = '';

        $write_options = array (
                'response' => $response ,
                'url' => $url ,
                'package' => $package ,
                'latest_version' => $latest_version ,
                'lang' => $lang ,
                'diff_response' => $diff_response ,
                'diff_url' => $diff_url ,
                'diff_package' => $diff_package ,
                'diff_latest_version' => $diff_latest_version ,
                'diff_lang' => $diff_lang ,
                'develop_response' => $develop_response ,
                'develop_url' => $develop_url ,
                'develop_package' => $develop_package ,
                'develop_latest_version' => $develop_latest_version ,
                'develop_lang' => $develop_lang ,
                'diff_develop_response' => $diff_develop_response ,
                'diff_develop_url' => $diff_develop_url ,
                'diff_develop_package' => $diff_develop_package ,
                'diff_develop_latest_version' => $diff_develop_latest_version ,
                'diff_develop_lang' => $diff_develop_lang ,
                'check_time' => time()
        );
        
        $latest_version = get_option('xpressme_latest_version');
        if (!$latest_version) {
                add_option('xpressme_latest_version', $write_options);
        } else {
                update_option('xpressme_latest_version', $write_options);
        }
        return true;
}

function xpress_update_check() {
        if ( defined('WP_INSTALLING') )
                return;
        global $pagenow;

        $php_query_string = $_SERVER['QUERY_STRING'];

        if ( 'admin.php' == $pagenow && 'page=upgrade_page' == $php_query_string)
                return;

        global $wp_version, $wpdb, $wp_local_package;
        global $xoops_config;

        $php_query_string = $_SERVER['QUERY_STRING'];
        $xpress_version = $xoops_config->module_version . $xoops_config->module_codename;

        $latest = get_option('xpressme_latest_version');
        if (!$latest ) {
                get_xpress_latest_version();
                $latest = get_option('xpressme_latest_version');
        }

        if ($latest) {
                $next_check = $latest['check_time'] + (60*60*24);
                $now_time = time();
                if ($next_check < $now_time ){
                        get_xpress_latest_version();
                        $latest = get_option('xpressme_latest_version');
                }
        }

        if ($latest) {
                $url=$latest['url'];
                $package=$latest['package'];
                $latest_version=$latest['latest_version'];
                $check_time=$latest['check_time'];
                $upgrade_page = $xoops_config->module_url . "/wp-admin/admin.php?page=upgrade_page";

                if (version_compare($xpress_version, $latest_version, '<')) {
                        if ( current_user_can('manage_options') ){
                                $msg = sprintf( __('XPressME Integration Kit Version %1$s is available! <a href="%2$s">Please update now</a>.', 'xpressme'), $latest_version, $upgrade_page );
                        } else {
                                $msg = sprintf( __('XPressME Integration Kit Version %1$s is available! Please notify the site administrator.', 'xpressme'), $latest_version );
                        }
                        echo "<div id='update-nag'>$msg </div>";
                }
        }
}
?>