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<?php if(!defined('ABSPATH')) { die('You are not allowed to call this page directly.'); }
class PrliPopupController extends PrliBaseController {
public $popups;
public function __construct() {
// This is an array of the currently defined popups ...
// used to validate that the popup specified actually exists
$this->popups = array(
/*'rating' => array(
'after_usage' => array(
'links' => 1,
'clicks' => 5
),
'user_popup' => true,
'lite_only_popup' => false,
'delay' => WEEK_IN_SECONDS,
'delay_after_last_popup' => DAY_IN_SECONDS,
),
'upgrade' => array(
'after_usage' => array(
'links' => 3,
'clicks' => 5
),
'user_popup' => true,
'lite_only_popup' => true,
'delay' => 2*WEEK_IN_SECONDS,
'delay_after_last_popup' => DAY_IN_SECONDS,
),*/
);
}
public function load_hooks() {
// This is a hidden option to help support in case
// there's a problem stopping or delaying a popup
$dap = get_option('prli_disable_all_popups');
if($dap) { return; }
add_action('admin_enqueue_scripts', array($this, 'enqueue_admin_scripts'));
add_action('wp_ajax_prli_stop_popup', array($this, 'ajax_stop_or_delay_popup'));
add_action('wp_ajax_prli_delay_popup', array($this, 'ajax_stop_or_delay_popup'));
add_action('admin_notices', array($this,'display_popups'));
}
public function enqueue_admin_scripts($hook) {
if($this->on_pretty_link_page()) {
wp_register_style('prli-magnific-popup', PRLI_VENDOR_LIB_URL . '/magnific-popup/magnific-popup.min.css', array(), '1.1.0');
wp_enqueue_style(
'prli-admin-popup',
PRLI_CSS_URL.'/admin_popup.css',
array('prli-magnific-popup'),
PRLI_VERSION
);
wp_register_script('prli-magnific-popup', PRLI_VENDOR_LIB_URL . '/magnific-popup/jquery.magnific-popup.min.js', array('jquery'), '1.1.0', true);
wp_enqueue_script(
'prli-admin-popup',
PRLI_JS_URL.'/admin_popup.js',
array('jquery','prli-magnific-popup'),
PRLI_VERSION
);
$loc = array(
'security' => wp_create_nonce('prli-admin-popup'),
'error' => __('An unknown error occurred.', 'pretty-link')
);
wp_localize_script('prli-admin-popup','PrliPopup', $loc);
}
}
private function on_pretty_link_page() {
global $current_screen;
return (isset($current_screen->id) && strpos($current_screen->id,'pretty-link') !== false);
}
public function display_popups() {
if(!$this->on_pretty_link_page()) { return; }
// Bail on update/welcome page
if (isset($_GET['page']) && ($_GET['page'] == 'pretty-link-welcome' || $_GET['page'] == 'pretty-link-updates')) { return;}
// If this isn't a Pretty Link authorized user then bail
if(!PrliUtils::is_authorized()) { return; }
foreach($this->popups as $popup => $settings) {
$this->maybe_show_popup($popup);
}
}
public function ajax_stop_or_delay_popup() {
PrliUtils::check_ajax_referer('prli-admin-popup','security');
// If this isn't a Pretty Link authorized user then bail
if(!PrliUtils::is_authorized()) {
PrliUtils::exit_with_status(403,json_encode(array('error'=>__('Forbidden', 'pretty-link'))));
}
if(!isset($_POST['popup'])) {
PrliUtils::exit_with_status(400,json_encode(array('error'=>__('Must specify a popup', 'pretty-link'))));
}
$popup = sanitize_text_field($_POST['popup']);
if(!$this->is_valid_popup($popup)) {
PrliUtils::exit_with_status(400,json_encode(array('error'=>__('Invalid popup', 'pretty-link'))));
}
if($_POST['action']=='prli_delay_popup') {
$this->delay_popup($popup);
$message = __('The popup was successfully delayed', 'pretty-link');
}
else {
$this->stop_popup($popup); // TODO: Error handling
$message = __('The popup was successfully stopped', 'pretty-link');
}
PrliUtils::exit_with_status(200,json_encode(compact('message')));
}
private function is_valid_popup($popup) {
return in_array($popup,array_keys($this->popups));
}
private function stop_popup($popup) {
// TODO: Should we add some error handling?
if(!$this->is_valid_popup($popup)) { return; }
if($this->popups[$popup]['user_popup']) {
$user_id = PrliUtils::get_current_user_id();
update_user_meta($user_id, $this->popup_stop_key($popup), 1);
}
else {
update_option($this->popup_stop_key($popup), 1);
wp_cache_delete('alloptions', 'options');
}
}
private function delay_popup($popup) {
// TODO: Should we add some error handling?
if(!$this->is_valid_popup($popup)) { return; }
set_transient(
$this->popup_delay_key($popup,$this->popups[$popup]['user_popup']),
1,
$this->popups[$popup]['delay']
);
}
private function is_popup_delayed($popup) {
if(!$this->is_valid_popup($popup)) { return; }
if($this->popups[$popup]['user_popup']) {
// check if it's been delayed or stopped
$user_id = PrliUtils::get_current_user_id();
return get_transient($this->popup_delay_key($popup));
}
return get_transient($this->popup_delay_key($popup));
}
private function is_popup_stopped($popup) {
if(!$this->is_valid_popup($popup)) { return; }
if($this->popups[$popup]['user_popup']) {
$user_id = PrliUtils::get_current_user_id();
return get_user_meta($user_id, $this->popup_stop_key($popup), true);
}
return get_option($this->popup_stop_key($popup));
}
private function set_popup_last_viewed_timestamp($popup) {
$timestamp = time();
update_option('prli-popup-last-viewed', compact('popup','timestamp'));
wp_cache_delete('alloptions', 'options');
}
private function get_popup_last_viewed_timestamp() {
$default = array('popup'=>false,'timestamp'=>false);
return get_option('prli-popup-last-viewed',$default);
}
private function maybe_show_popup($popup) {
if($this->popup_visible($popup)) {
$this->increment_popup_display_count($popup);
$this->set_popup_last_viewed_timestamp($popup);
require(PRLI_VIEWS_PATH."/admin/popups/{$popup}.php");
}
}
private function popup_visible($popup) {
// ensure popup only shows up in lite
$prli_update = new PrliUpdateController();
if( ( $this->popups[$popup]['lite_only_popup'] &&
$prli_update->is_installed_and_activated()) ||
!$this->is_valid_popup($popup)) {
return false;
}
if(false !== $this->popups[$popup]['after_usage']) {
$usage = $this->popups[$popup]['after_usage'];
$click_count = PrliClick::get_count();
$link_count = PrliLink::get_count();
if( $click_count < $usage['clicks'] || $link_count < $usage['links'] ) {
return false;
}
}
// If we're not yet past the delay threshold for the last viewed popup then don't show it
$last_viewed = $this->get_popup_last_viewed_timestamp();
if( !empty($last_viewed) &&
$last_viewed['popup']!=$popup &&
((int)$last_viewed['timestamp'] + (int)$this->popups[$popup]['delay_after_last_popup']) > time() ) {
return false;
}
// This is for popups that should be displayed and resolved for each individual admin user
$delayed = $this->is_popup_delayed($popup);
// Popups displayed and resolved for any admin user in the system
$stopped = $this->is_popup_stopped($popup);
return (!$delayed && !$stopped);
}
private function increment_popup_display_count($popup) {
$user_id = PrliUtils::get_current_user_id();
$count = (int)get_user_meta($user_id, $this->popup_display_count_key($popup), true);
update_user_meta($user_id, $this->popup_display_count_key($popup), ++$count);
}
private function popup_display_count_key($popup) {
return "prli-{$popup}-popup-display-count";
}
private function popup_delay_key($popup) {
if($this->is_valid_popup($popup) && $this->popups[$popup]['user_popup']) {
$user_id = PrliUtils::get_current_user_id();
return "prli-delay-{$popup}-popup-for-{$user_id}";
}
else {
return "prli-delay-{$popup}-popup";
}
}
private function popup_stop_key($popup) {
return "prli-stop-{$popup}-popup";
}
}