group_name = $group_name;
$this->tab = $tab;
$this->add_video_tutorial_item();
$this->add_kb_search_item();
$this->add_contact_support_item();
}
/**
* Add the knowledge base search help center item to the help center.
*/
private function add_kb_search_item() {
$kb_help_center_item = new WPSEO_Help_Center_Item(
'knowledge-base',
__( 'Knowledge base', 'wordpress-seo' ),
array(
'content' => '',
'view_arguments' => array( 'identifier' => $this->tab->get_name() ),
),
'dashicons-search'
);
array_push( $this->help_center_items, $kb_help_center_item );
}
/**
* Add the contact support help center item to the help center.
*/
private function add_contact_support_item() {
$popup_title = sprintf( __( 'Email support is a %s feature', 'wordpress-seo' ), 'Yoast SEO Premium' );
/* translators: %1$s: expands to 'Yoast SEO Premium', %2$s: links to Yoast SEO Premium plugin page. */
$popup_content = sprintf( __( 'To be able to contact our support team, you need %1$s. You can buy the plugin, including one year of support, updates and upgrades, on %2$s.', 'wordpress-seo' ),
'Yoast SEO Premium',
'yoast.com' );
$premium_popup = new WPSEO_Premium_Popup( 'contact-support', 'h2', $popup_title, $popup_content );
$contact_support_help_center_item = new WPSEO_Help_Center_Item(
'contact-support',
__( 'Email support', 'wordpress-seo' ),
array( 'content' => $premium_popup->get_premium_message( false ) ),
'dashicons-email-alt'
);
array_push( $this->help_center_items, $contact_support_help_center_item );
}
/**
* Add the video tutorial help center item to the help center.
*/
private function add_video_tutorial_item() {
array_push( $this->help_center_items, $this->get_video_help_center_item() );
}
/**
* @return mixed (WPSEO_Help_Center_Item | null) Returns a help center item containing a video.
*/
private function get_video_help_center_item() {
$url = $this->tab->get_video_url();
if ( empty( $url ) ) {
return null;
}
return new WPSEO_Help_Center_Item(
'video',
__( 'Video tutorial', 'wordpress-seo' ),
array(
'view' => 'partial-help-center-video',
'view_arguments' => array(
'tab_video_url' => $url,
),
),
'dashicons-video-alt3'
);
}
/**
* Outputs the help center.
*/
public function output_help_center() {
$help_center_items = apply_filters( 'wpseo_help_center_items', $this->help_center_items );
$help_center_items = array_filter( $help_center_items, array( $this, 'is_a_help_center_item' ) );
if ( empty( $help_center_items ) ) {
return;
}
$id = sprintf( 'tab-help-center-%s-%s', $this->group_name, $this->tab->get_name() );
?>