/**
* Display an admin notice to install the default pages if wanted
*/
public function display_notice()
{
// delete_option( '_wolf_' . wolf_get_theme_slug() . '_default_pages' );
if (!get_option('_wolf_' . wolf_get_theme_slug() . '_default_pages') && array() != $this->default_posts) {
$default_pages_install_message = sprintf(__('You can install default pages to help you to get started with <strong>%s</strong> theme.', 'wolf'), WOLF_THEME_NAME);
if (function_exists('wolf_theme_register_required_plugins')) {
$default_pages_install_message .= '<br>' . __('<strong>It is recommended to install and activate the plugins you need from the recommended plugins list first</strong>, in order to install the default pages accordingly.', 'wolf') . '<br>';
}
$default_pages_install_message .= '<br>' . sprintf(__('<a href="%1$s" class="button-primary">Install default pages</a> <a href="%2$s" class="button">Dismiss this message</a>', 'wolf'), esc_url(admin_url('index.php?wolf-default-pages=true')), esc_url(admin_url('index.php?wolf-default-pages=false')));
wolf_admin_notice($default_pages_install_message, 'updated', true);
return false;
}
}
/**
* Get data from uploaded zip file
*/
public function get_data()
{
$data = array();
if (isset($_POST['import-submit'])) {
if (!empty($_FILES['import-zip']['name'])) {
$options_file = null;
$widgets_file = null;
$content_file = null;
$file_content = null;
$tmp_dir = WOLF_THEME_TMP_DIR;
$file = $_FILES['import-zip'];
$ext = pathinfo($file['name'], PATHINFO_EXTENSION);
$folder_name = str_replace('.' . $ext, '', $file['name']);
if ('zip' != $ext) {
// error not zip file
$message = __('It seems that you are trying to upload the wrong file. It must be a zip archive containing the demo data files.', 'wolf');
wolf_admin_notice($message, 'error');
} else {
// Go
$zip = new ZipArchive();
if ($zip->open($file['tmp_name']) === TRUE) {
$zip->extractTo($tmp_dir);
$zip->close();
$tmp_folder_path = $tmp_dir . '/' . $folder_name;
// get text file
foreach (glob($tmp_folder_path . '/*.txt') as $filename) {
$options_file = $filename;
break;
}
// get json file
foreach (glob($tmp_folder_path . '/*.json') as $filename) {
$widgets_file = $filename;
break;
}
// get content file
foreach (glob($tmp_folder_path . '/*.xml') as $filename) {
$content_file = $filename;
break;
}
if (!$options_file || !$widgets_file || !$content_file) {
// error no files in zip
$message = __('We couldn\'t find the right files in the archives. Please be sure that you have selected the right zip file.', 'wolf');
wolf_admin_notice($message, 'error');
} else {
// all good, return the data in an array
$data['options_file'] = $options_file;
$data['widgets_file'] = $widgets_file;
$data['content_file'] = $content_file;
$this->import_content = isset($_POST['import_content']);
$this->import_widgets = isset($_POST['import_widgets']);
$this->import_settings = isset($_POST['import_settings']);
return $data;
}
} else {
// error unknown
$message = __('We couldn\'t import the demo data.', 'wolf');
$message .= $this->fallback_error_message();
wolf_admin_notice($message, 'error');
return false;
}
}
} else {
// error no file
$message = __('Please select a file to upload', 'wolf');
wolf_admin_notice($message, 'error');
return false;
}
}
}
/**
* Unzip files in tmp folder, then replace the files
*
* @param string $file
* @return bool
*/
public function unzip($file)
{
$this->theme_dir = WOLF_THEME_DIR;
$this->tmp_dir = WOLF_THEME_DIR . '/tmp';
wolf_clean_folder($this->tmp_dir);
// ensure that the tmp folder is empty
$file_path = $file['tmp_name'];
$zip = new ZipArchive();
$res = $zip->open($file_path);
if ($res === TRUE) {
$zip->extractTo($this->tmp_dir);
$zip->close();
$this->recurse_copy($this->tmp_dir . '/' . wolf_get_theme_slug(), $this->theme_dir);
wolf_clean_folder($this->tmp_dir);
$this->remove_deprecated_files($this->theme_dir);
return true;
} else {
$message = __('An occur occured while trying to update the theme.', 'wolf');
wolf_admin_notice($message, 'error');
return false;
}
}
/**
* Add an update or error notice to the dashboard when needed
*/
public function display_notice()
{
global $pagenow;
// Theme update notifications
if ($pagenow == 'index.php') {
wolf_theme_update_notification_message();
}
if (WOLF_ERROR_NOTICES) {
/* Error notices
--------------------------------------------------------*/
// No cURL
$no_cURL = __('The <strong>cURL</strong> extension is not installed on your server. This extension is required to display theme update notifications.', 'wolf');
if (!function_exists('curl_init')) {
wolf_admin_notice($no_cURL, 'error', true, 'no_cURL');
}
// No GD library
$no_GD_library = __('The <strong>GD library</strong> extension is not installed on your server. This extension is essential to Wordpress to be able to resize your images. Please contact your hosting service for more informations.', 'wolf');
if (!extension_loaded('gd') && !function_exists('gd_info')) {
wolf_admin_notice($no_GD_library, 'error', true, 'no_GD_library');
}
}
/* Always display wrong theme installation notice
-------------------------------------------------------------------*/
/* Incorect Installation */
$wrong_install = sprintf(__('It seems that <strong>the theme has been installed incorrectly</strong>. Go <a href="%s" target="_blank">here</a> to find instructions about theme installation.', 'wolf'), 'http://wolfthemes.com/common-wordpress-theme-issues/');
$wolf_wp_themes_folder = basename(dirname(dirname(dirname(__FILE__))));
if ($wolf_wp_themes_folder != 'themes') {
wolf_admin_notice($wrong_install, 'error');
}
return false;
}
function wolf_save_theme_css()
{
if (isset($_POST['wolf-theme-css-save'])) {
//debug( $_POST );
update_option('wolf_theme_css_' . wolf_get_theme_slug(), $_POST['wolf_theme_css']);
wolf_admin_notice(__('Your settings have been saved.', 'wolf'), 'updated');
}
/**
* Back from WpAdmin construct in case of WPML
*/
if (isset($_GET['message']) && 'save' == $_GET['message'] && isset($_GET['page']) && $_GET['page'] == 'wolf-theme-css') {
wolf_admin_notice(__('Your settings have been saved.', 'wolf'), 'updated');
}
}
/**
* Import options from zip file or txt file
*/
public function import_options()
{
if (isset($_POST['wolf-options-import-file-submit'])) {
if (!empty($_FILES['wolf-options-import-file']['name'])) {
$txt_file = null;
$file_content = null;
$tmp_dir = WOLF_THEME_TMP_DIR;
$file = $_FILES['wolf-options-import-file'];
$ext = pathinfo($file['name'], PATHINFO_EXTENSION);
$folder_name = str_replace('.' . $ext, '', $file['name']);
if ('zip' != $ext && 'txt' != $ext) {
$message = __('Only .txt file or zip file containing a text file are allowed', 'wolf');
wolf_admin_notice($message, 'error');
} else {
// Go
if ('zip' == $ext) {
// unzip file
$zip = new ZipArchive();
if ($zip->open($file['tmp_name']) === TRUE) {
$zip->extractTo($tmp_dir);
$zip->close();
$tmp_folder = $tmp_dir;
if (is_dir($tmp_dir . '/' . $folder_name)) {
$tmp_folder = $tmp_dir . '/' . $folder_name;
}
// get text file
foreach (glob($tmp_folder . '/*.txt') as $filename) {
$txt_file = $filename;
break;
}
if ($txt_file) {
$file_content = file_get_contents($txt_file);
} else {
$message = __('It seems that your archive is empty or does not contain a txt file', 'wolf');
wolf_admin_notice($message, 'error');
}
} else {
$message = __('We could not import the theme options', 'wolf');
wolf_admin_notice($message, 'error');
}
} elseif ('txt' == $ext) {
$file_content = file_get_contents($file['tmp_name']);
}
if ('' != $file_content) {
// debug( $file_content );
$data = @unserialize(base64_decode($file_content));
if ($data && is_array($data)) {
update_option('wolf_theme_options_' . wolf_get_theme_slug(), $data);
wolf_admin_notice(__('New options imported successfully', 'wolf'), 'updated');
} else {
wolf_admin_notice(__('The file doesn\'t seem to contain any options.', 'wolf'), 'updated');
}
} else {
$message = __('Looks like your text file is empty', 'wolf');
wolf_admin_notice($message, 'error');
}
// clean tmp folder
wolf_clean_folder($tmp_dir);
}
} else {
$message = __('Please Select a file to upload', 'wolf');
wolf_admin_notice($message, 'error');
}
return false;
}
}
/**
* Check if a folder exists and is writable
*
* @param
* @return
*/
function wolf_check_folder($dir)
{
$message = null;
$result = true;
$error_id = '';
if (is_writable($dir)) {
$result = true;
}
if (is_dir($dir) && !is_writable($dir)) {
if (chmod($dir, 775)) {
$result = true;
} else {
$message = sprintf(__('The <strong>%1$s</strong> directory has to be writable. Please set the folder permission to 775 through your FTP client <br>or with the command line <strong>chmod 775 %2$s</strong>', 'wolf'), $dir, $dir);
$error_id = 'error_' . $dir . '_dir_permission';
$result = false;
}
} elseif (!is_dir($dir)) {
$old_mask = umask(0);
if (!mkdir($dir, 775)) {
$message = sprintf(__('Error while trying to find the folder <strong>%1$s</strong>. Please create it manually and set the permission to 775 through your FTP client<br>or with the command line <strong>mkdir -m 775 %2$s</strong>', 'wolf'), $dir, $dir);
$error_id = 'error_' . $dir . '_dir';
$result = false;
}
umask($old_mask);
}
if (false == $result) {
wolf_admin_notice($message, 'error', true, $error_id);
}
return $result;
}