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<?php
defined('ABSPATH') || exit;
/**
* @property string $id Theme identifier
* @property string $dir Absolute path to the theme folder
* @property string $name Theme name
*/
class TNP_Theme {
var $dir;
var $name;
public function get_defaults() {
@include $this->dir . '/theme-defaults.php';
if (!isset($theme_defaults) || !is_array($theme_defaults)) {
return array();
}
return $theme_defaults;
}
}
/**
* Registers a Newsletter theme to be shown as option on standard newsletter creation
* Designers love functions...
* @param string $dir The absolute path of a folder containing a Newsletter theme
*/
function tnp_register_theme($dir) {
NewsletterThemes::register_theme($dir);
}
class NewsletterThemes {
var $module;
var $is_extension = false;
static $registered_theme_dirs = array();
static function register_theme($dir) {
if (!file_exists($dir . '/theme.php')) {
$error = new WP_Error('1', 'theme.php missing on folder ' . $dir);
return $error;
}
self::$registered_theme_dirs[] = $dir;
return true;
}
function __construct($module, $is_extension = false) {
$this->module = $module;
$this->is_extension = $is_extension;
}
/**
* Build an associative array which represent a theme starting from the theme
* parsing the files in the theme folder.<br>
* dir - the full path to the theme folder<br>
* url - the full url to the theme folder (to reference assets like images)<br>
* id - the folder name, used as unique identifier<br>
* screenshot - url to an image representing the theme (400x400)<br>
* name - the readable theme name extracted from the theme.php<br>
*
* description - not used
* type - not used
*
* @param string $dir
* @return array
*/
function build_theme($dir) {
if (!is_dir($dir)) {
return null;
}
if (!is_file($dir . '/theme.php')) {
return null;
}
$data = get_file_data($dir . '/theme.php', array('name' => 'Name', 'type' => 'Type', 'description' => 'Description'));
$data['id'] = basename($dir);
$data['dir'] = $dir;
if (empty($data['name'])) {
$data['name'] = $data['id'];
}
if (empty($data['type'])) {
$data['type'] = 'standard';
}
$relative_dir = substr($dir, strlen(WP_CONTENT_DIR));
$data['url'] = content_url($relative_dir);
$screenshot = $dir . '/screenshot.png';
if (is_file($screenshot)) {
$relative_dir = substr($dir, strlen(WP_CONTENT_DIR));
$data['screenshot'] = $data['url'] . '/screenshot.png';
} else {
$data['screenshot'] = plugins_url('newsletter') . '/emails/images/theme-screenshot.png';
}
return $data;
}
function get_all_with_data() {
$list = array();
// Packaged themes
$list['default'] = $this->build_theme(NEWSLETTER_DIR . '/emails/themes/default');
$list['blank'] = $this->build_theme(NEWSLETTER_DIR . '/emails/themes/blank');
$list['cta-2015'] = $this->build_theme(NEWSLETTER_DIR . '/emails/themes/cta-2015');
$list['vimeo-like'] = $this->build_theme(NEWSLETTER_DIR . '/emails/themes/vimeo-like');
$list['pint'] = $this->build_theme(NEWSLETTER_DIR . '/emails/themes/pint');
// Extensions folder scan
$dir = WP_CONTENT_DIR . '/extensions/newsletter/' . $this->module . '/themes';
$handle = @opendir($dir);
if ($handle !== false) {
while ($file = readdir($handle)) {
$data = $this->build_theme($dir . '/' . $file);
if (!$data || isset($list[$data['id']])) {
continue;
}
$list[$data['id']] = $data;
}
closedir($handle);
}
// Registered themes
do_action('newsletter_register_themes');
foreach (self::$registered_theme_dirs as $dir) {
$data = $this->build_theme($dir);
if (!$data || isset($list[$data['id']])) {
continue;
}
$list[$data['id']] = $data;
}
return $list;
}
/**
* Returns a data structure containing the theme details.
*
* @param string $id
* @return array
*/
function get_theme($id) {
$themes = $this->get_all_with_data();
if (isset($themes[$id])) {
return $themes[$id];
}
return null;
}
/**
*
* @param type $theme
* @param type $options
* @param type $module
*/
function save_options($theme_id, &$options) {
$theme_options = array();
foreach ($options as $key => &$value) {
if (substr($key, 0, 6) != 'theme_')
continue;
$theme_options[$key] = $value;
}
update_option('newsletter_' . $this->module . '_theme_' . $theme_id, $theme_options, false);
}
function get_options($theme_id) {
$options = get_option('newsletter_' . $this->module . '_theme_' . $theme_id);
// To avoid merge problems.
if (!is_array($options)) {
$options = [];
}
$theme = $this->get_theme($theme_id);
$file = $theme['dir'] . '/theme-defaults.php';
if (is_file($file)) {
@include $file;
}
if (isset($theme_defaults) && is_array($theme_defaults)) {
$options = array_merge($theme_defaults, $options);
}
$info_options = Newsletter::instance()->get_options('info');
foreach ($info_options as $key => $value) {
$options['main_' . $key] = $value;
}
return $options;
}
}