/**
*
* @return Advanced_Ads_Plugin
*/
public static function get_instance()
{
// If the single instance hasn't been set, set it now.
if (null === self::$instance) {
self::$instance = new self();
}
return self::$instance;
}
public function __construct()
{
$this->plugin = Advanced_Ads_Plugin::get_instance();
// load notices
$this->load_notices();
// display notices
$this->display_notices();
add_action('advanced-ads-ad-params-before', array($this, 'adsense_tutorial'), 10, 2);
}
public function init()
{
if (!current_user_can(Advanced_Ads_Plugin::user_cap('advanced_ads_place_ads'))) {
return;
}
if ('true' == get_user_option('rich_editing')) {
add_filter('mce_external_plugins', array($this, 'add_plugin'));
add_filter('mce_buttons', array($this, 'register_buttons'));
add_filter('mce_external_languages', array($this, 'add_l10n'));
add_action('wp_ajax_advads_content_for_shortcode_creator', array($this, 'get_content_for_shortcode_creator'));
}
}
/**
* manipulate output of ad widget
*
* @since 1.6.8.2
* @param arr $params widget and sidebar params
*/
public function manipulate_widget_output($params = array())
{
if ($params[0]['widget_name'] === 'Advanced Ads') {
$options = $this->plugin->options();
// hide id by default (when options are empty) or when option is enabled
if ($options === array() || isset($options['remove-widget-id']) && $options['remove-widget-id']) {
$pattern = '#\\s(id)=("|\')[^"^\']+("|\')#';
$params[0]['before_widget'] = preg_replace($pattern, '', $params[0]['before_widget']);
}
}
return $params;
}
function __construct()
{
$options = Advanced_Ads_Plugin::get_instance()->options();
$prefix = Advanced_Ads_Plugin::get_instance()->get_frontend_prefix();
$classname = $prefix . 'widget';
$widget_ops = array('classname' => $classname, 'description' => __('Display Ads and Ad Groups.', 'advanced-ads'));
$control_ops = array();
// deprecated to keep previously changed prefixed working
$prefix2 = isset($options['id-prefix']) && $options['id-prefix'] !== '' ? $options['id-prefix'] : 'advads_ad_';
$base_id = $prefix2 . 'widget';
parent::__construct($base_id, 'Advanced Ads', $widget_ops, $control_ops);
}
/**
* load interface for single visitor condition
*
* @since 1.5.4
*/
public function load_visitor_condition()
{
if (!current_user_can(Advanced_Ads_Plugin::user_cap('advanced_ads_edit_ads'))) {
return;
}
// get visitor condition types
$visitor_conditions = Advanced_Ads_Visitor_Conditions::get_instance()->conditions;
$condition = array();
$condition['type'] = isset($_POST['type']) ? $_POST['type'] : '';
$condition['connector'] = isset($_POST['connector']) ? $_POST['connector'] : '';
$index = isset($_POST['index']) ? $_POST['index'] : 0;
if (isset($visitor_conditions[$condition['type']])) {
$metabox = $visitor_conditions[$condition['type']]['metabox'];
} else {
die;
}
if (method_exists($metabox[0], $metabox[1])) {
call_user_func(array($metabox[0], $metabox[1]), $condition, $index);
}
die;
}
/**
* create a random wrapper id
*
* @since 1.1.4
* @return string $id random id string
*/
private function create_wrapper_id()
{
if (isset($this->output['wrapper-id'])) {
$id = sanitize_key($this->output['wrapper-id']);
if ('' !== $id) {
return $id;
}
}
$prefix = Advanced_Ads_Plugin::get_instance()->get_frontend_prefix();
return $prefix . mt_rand();
}
/**
* inject ads directly into the content
*
* @since 1.2.1
* @param string $placement_id id of the placement
* @param arr $options placement options
* @param string $content
* @return type
* @link inspired by http://www.wpbeginner.com/wp-tutorials/how-to-insert-ads-within-your-post-content-in-wordpress/
*/
public static function &inject_in_content($placement_id, $options, &$content)
{
// test ad is emtpy
$whitespaces = json_decode('"\\t\\n\\r \\u00A0"');
$adContent = Advanced_Ads_Select::get_instance()->get_ad_by_method($placement_id, 'placement', $options);
if (trim($adContent, $whitespaces) === '') {
return $content;
}
// parse document as DOM (fragment - having only a part of an actual post given)
// -TODO may want to verify the wpcharset is supported by server (mb_list_encodings)
// prevent messages from dom parser
$wpCharset = get_bloginfo('charset');
// check if mbstring exists
if (!function_exists('mb_convert_encoding')) {
if ($wpCharset === "UTF-8") {
$content = htmlspecialchars_decode(htmlentities($content, ENT_COMPAT, $wpCharset, false));
} else {
return $content;
}
} else {
$content = mb_convert_encoding($content, 'HTML-ENTITIES', $wpCharset);
}
// check which priority the wpautop filter has; might have been disabled on purpose
$wpautop_priority = has_filter('the_content', 'wpautop');
if ($wpautop_priority && Advanced_Ads_Plugin::get_instance()->get_content_injection_priority() < $wpautop_priority) {
$content = wpautop($content);
}
$dom = new DOMDocument('1.0', $wpCharset);
// may loose some fragments or add autop-like code
libxml_use_internal_errors(true);
// avoid notices and warnings - html is most likely malformed
$success = $dom->loadHtml('<!DOCTYPE html><html><meta http-equiv="Content-Type" content="text/html; charset=' . $wpCharset . '" /><body>' . $content);
libxml_use_internal_errors(false);
if ($success !== true) {
// -TODO handle cases were dom-parsing failed (at least inform user)
return $content;
}
// parse arguments
$tag = isset($options['tag']) ? $options['tag'] : 'p';
$tag = preg_replace('/[^a-z0-9]/i', '', $tag);
// simplify tag
// only has before and after
$before = isset($options['position']) && $options['position'] === 'before';
$paragraph_id = isset($options['index']) ? $options['index'] : 1;
$paragraph_id = max(1, (int) $paragraph_id);
$paragraph_select_from_bottom = isset($options['start_from_bottom']) && $options['start_from_bottom'];
// select positions
$xpath = new DOMXPath($dom);
$items = $xpath->query('/html/body/' . $tag);
$offset = null;
$options = array('allowEmpty' => false);
// if there are too few items at this level test nesting
$options['itemLimit'] = $tag === 'p' ? 2 : 1;
// allow hooks to change some options
$options = apply_filters('advanced-ads-placement-content-injection-options', $options, $tag);
if ($items->length < $options['itemLimit']) {
$items = $xpath->query('/html/body/*/' . $tag);
}
// try third level as last resort
if ($items->length < $options['itemLimit']) {
$items = $xpath->query('/html/body/*/*/' . $tag);
}
// allow to select other elements
$items = apply_filters('advanced-ads-placement-content-injection-items', $items, $xpath, $tag);
// filter empty tags from items
$paragraphs = array();
foreach ($items as $item) {
if ($options['allowEmpty'] || isset($item->textContent) && trim($item->textContent, $whitespaces) !== '') {
$paragraphs[] = $item;
}
}
$paragraph_count = count($paragraphs);
if ($paragraph_count >= $paragraph_id) {
$offset = $paragraph_select_from_bottom ? $paragraph_count - $paragraph_id : $paragraph_id - 1;
// convert HTML to XML!
$adDom = new DOMDocument('1.0', $wpCharset);
libxml_use_internal_errors(true);
$adDom->loadHtml('<!DOCTYPE html><html><meta http-equiv="Content-Type" content="text/html; charset=' . $wpCharset . '" /><body>' . $adContent);
$adNode = $adDom->lastChild->lastChild;
// >html>body
libxml_use_internal_errors(false);
$adContent = $adDom->saveXML($adNode);
$adContent = substr($adContent, 6, -7);
$adNode = $dom->createDocumentFragment();
$adNode->appendXML($adContent);
// inject
$node = apply_filters('advanced-ads-placement-content-injection-node', $paragraphs[$offset], $tag, $before);
if ($before) {
$refNode = $node;
$items = $xpath->query('/html/body/' . $tag);
$refNode->parentNode->insertBefore($adNode, $refNode);
} else {
// append before next node or as last child to body
$refNode = $node->nextSibling;
if (isset($refNode)) {
$refNode->parentNode->insertBefore($adNode, $refNode);
} else {
// append to body; -TODO using here that we only select direct children of the body tag
$paragraphs[$offset]->parentNode->appendChild($adNode);
}
}
}
// convert to text-representation
$content = $dom->saveHTML();
// remove head and tail (required for dom parser but unwanted for content)
$content = substr($content, stripos($content, '<body>') + 6);
$content = str_replace(array('</body>', '</html>'), '', $content);
// no fall-back desired: if there are too few paragraphs do nothing
// fix shortcode quotes (malformed by backend editor)
$matches = array();
if (0 < preg_match_all('/\\[[^]]+\\]/Siu', $content, $matches, PREG_OFFSET_CAPTURE) && isset($matches[0])) {
foreach ($matches[0] as $match) {
$offset = $match[1];
$content = substr($content, 0, $offset) . str_replace(array('“', '″', '“', '"e;', '″'), '"', $match[0]) . substr($content, $offset + strlen($match[0]));
}
}
return $content;
}
/**
* register license key notices
*/
public function register_license_notices()
{
if (Advanced_Ads_Admin::screen_belongs_to_advanced_ads()) {
$options = $this->options();
$queue = isset($options['queue']) ? $options['queue'] : array();
// check license keys
if (Advanced_Ads_Plugin::check_licenses_invalid() && !in_array('license_invalid', $queue)) {
$this->notices[] = 'license_invalid';
} else {
$this->remove_from_queue('license_invalid');
}
// check expiring licenses
if (Advanced_Ads_Plugin::check_licenses_expire() && !in_array('license_expires', $queue)) {
$this->notices[] = 'license_expires';
} else {
$this->remove_from_queue('license_expires');
}
// check expired licenses
if (Advanced_Ads_Plugin::check_licenses_expired() && !in_array('license_expired', $queue)) {
$this->notices[] = 'license_expired';
} else {
$this->remove_from_queue('license_expired');
}
}
}
/**
* create a random wrapper id
*
* @since 1.1.4
* @return string $id random id string
*/
private function create_wrapper_id()
{
$prefix = Advanced_Ads_Plugin::get_instance()->get_frontend_prefix();
return $prefix . mt_rand();
}
/**
* injected ad into content (before and after)
* displays ALL ads
*
* @since 1.1.0
* @param str $content post content
*/
public function inject_content($content = '')
{
// run only within the loop on single pages of public post types
$public_post_types = get_post_types(array('public' => true, 'publicly_queryable' => true), 'names', 'or');
// check if admin allows injection in all places
$options = $this->plugin->options();
if (!isset($options['content-injection-everywhere'])) {
// check if this is a singular page within the loop
if (!is_singular($public_post_types) || !in_the_loop()) {
return $content;
}
}
$placements = get_option('advads-ads-placements', array());
foreach ($placements as $_placement_id => $_placement) {
if (empty($_placement['item']) || !isset($_placement['type'])) {
continue;
}
$_options = isset($_placement['options']) ? $_placement['options'] : array();
switch ($_placement['type']) {
case 'post_top':
// TODO broken: does not serve placement but serves ad directly
$content = Advanced_Ads_Select::get_instance()->get_ad_by_method($_placement_id, Advanced_Ads_Select::PLACEMENT, $_options) . $content;
break;
case 'post_bottom':
$content .= Advanced_Ads_Select::get_instance()->get_ad_by_method($_placement_id, Advanced_Ads_Select::PLACEMENT, $_options);
break;
case 'post_content':
$content = Advanced_Ads_Placements::inject_in_content($_placement_id, $_options, $content);
break;
}
}
return $content;
}
/**
* bulk update groups
*
*/
public function update_groups()
{
// check nonce
if (!isset($_POST['advads-group-update-nonce']) || !wp_verify_nonce($_POST['advads-group-update-nonce'], 'update-advads-groups')) {
return new WP_Error('invalid_ad_group', __('Invalid Ad Group', 'advanced-ads'));
}
// check user rights
if (!current_user_can(Advanced_Ads_Plugin::user_cap('advanced_ads_edit_ads'))) {
return new WP_Error('invalid_ad_group_rights', __('You don’t have permission to change the ad groups', 'advanced-ads'));
}
// iterate through groups
if (isset($_POST['advads-groups']) && count($_POST['advads-groups'])) {
// empty group settings
update_option('advads-ad-groups', array());
foreach ($_POST['advads-groups'] as $_group_id => $_group) {
// save basic wp term
wp_update_term($_group_id, Advanced_Ads::AD_GROUP_TAXONOMY, $_group);
// save ad weights
$group = new Advanced_Ads_Group($_group['id']);
if (isset($_group['ads'])) {
$group->save_ad_weights($_group['ads']);
}
// save other attributes
$type = isset($_group['type']) ? $_group['type'] : 'default';
$ad_count = isset($_group['ad_count']) ? $_group['ad_count'] : 1;
$options = isset($_group['options']) ? $_group['options'] : array();
// allow other add-ons to save their own group attributes
$atts = apply_filters('advanced-ads-group-save-atts', array('type' => $type, 'ad_count' => $ad_count, 'options' => $options), $_group);
$group->save($atts);
}
}
// reload groups
$this->load_groups();
return true;
}
/**
* return slider options
*
* @param obj $group Advanced_Ads_Group
* @return array that contains slider options
*/
public static function get_slider_options(Advanced_Ads_Group $group)
{
$settings = array();
if (isset($group->options['slider']['delay'])) {
$settings['delay'] = absint($group->options['slider']['delay']);
$settings['autoplay'] = 'true';
$settings['nav'] = 'false';
$settings['arrows'] = 'false';
}
$settings = apply_filters('advanced-ads-slider-settings', $settings);
// merge option keys and values in preparation for the option string
$setting_attributes = array_map(array('Advanced_Ads_Slider', 'map_settings'), array_values($settings), array_keys($settings));
$settings = implode(', ', $setting_attributes);
$prefix = Advanced_Ads_Plugin::get_instance()->get_frontend_prefix();
$slider_id = $prefix . 'slider-' . $group->id;
$slider_init_class = $prefix . 'slider-' . mt_rand();
return array('prefix' => $prefix, 'slider_id' => $slider_id, 'init_class' => $slider_init_class, 'settings' => $settings);
}
/**
* initiate the admin notices class
*
* @since 1.5.3
*/
public function admin_notices()
{
// display ad block warning to everyone who can edit ads
if (current_user_can(Advanced_Ads_Plugin::user_cap('advanced_ads_edit_ads'))) {
if ($this->screen_belongs_to_advanced_ads()) {
include ADVADS_BASE_PATH . 'admin/views/notices/adblock.php';
}
}
if (current_user_can(Advanced_Ads_Plugin::user_cap('advanced_ads_edit_ads'))) {
$this->notices = Advanced_Ads_Admin_Notices::get_instance();
}
}
/**
* return content of a placement
*
* @since 1.1.0
* @param string $id slug of the display
* @param array $args optional arguments (passed to child)
*/
public static function output($id = '', $args = array())
{
// get placement data for the slug
if ($id == '') {
return;
}
$placements = Advanced_Ads::get_ad_placements_array();
if (isset($placements[$id]['item']) && $placements[$id]['item'] !== '') {
$_item = explode('_', $placements[$id]['item']);
if (!isset($_item[1]) || empty($_item[1])) {
return;
}
// inject options
if (isset($placements[$id]['options']) && is_array($placements[$id]['options'])) {
foreach ($placements[$id]['options'] as $_k => $_v) {
if (!isset($args[$_k])) {
$args[$_k] = $_v;
}
}
}
// options
$prefix = Advanced_Ads_Plugin::get_instance()->get_frontend_prefix();
// return either ad or group content
switch ($_item[0]) {
case 'ad':
case Advanced_Ads_Select::AD:
// create class from placement id (not if header injection)
if (!isset($placements[$id]['type']) || $placements[$id]['type'] !== 'header') {
if (!isset($args['output'])) {
$args['output'] = array();
}
if (!isset($args['output']['class'])) {
$args['output']['class'] = array();
}
$class = $prefix . $id;
if (!in_array($class, $args['output']['class'])) {
$args['output']['class'][] = $class;
}
}
// fix method id
$_item[0] = Advanced_Ads_Select::AD;
break;
// avoid loops (programmatical error)
// avoid loops (programmatical error)
case Advanced_Ads_Select::PLACEMENT:
return;
case Advanced_Ads_Select::GROUP:
default:
}
// add the placement to the global output array
$advads = Advanced_Ads::get_instance();
$advads->current_ads[] = array('type' => 'placement', 'id' => $id, 'title' => $placements[$id]['name']);
return Advanced_Ads_Select::get_instance()->get_ad_by_method((int) $_item[1], $_item[0], $args);
}
}