Defined (1)

The class is defined in the following location(s).

/lib/NF_Tracking.php  

final class NF_Tracking 
{ 
    const OPT_IN = 1; 
    const OPT_OUT = 0; 
    const FLAG = 'ninja_forms_opt_in'; 
 
    /** 
     * NF_Tracking constructor. 
     */ 
    public function __construct() 
    { 
        if( isset( $_GET[ self::FLAG ] ) ) { 
            add_action( 'admin_init', array( $this, 'maybe_opt_in' ) ); 
        } 
 
        add_filter( 'nf_admin_notices', array( $this, 'admin_notice' ) ); 
 
        add_action( 'ninja_forms_upgrade', array( $this, 'opt_in' ) ); 
    } 
 
    /** 
     * Check if an opt in/out action should be performed. 
     * 
     * @access public 
     * @hook admin_init 
     */ 
    public function maybe_opt_in() 
    { 
        if( $this->can_opt_in() ) { 
 
            $opt_in_action = htmlspecialchars( $_GET[ self::FLAG ] ); 
 
            if( self::OPT_IN == $opt_in_action ) { 
                $this->opt_in(); 
            } 
 
            if( self::OPT_OUT == $opt_in_action ) { 
                $this->opt_out(); 
            } 
        } 
        header( 'Location: ' . admin_url( 'admin.php?page=ninja-forms' ) ); 
    } 
 
    /** 
     * Register the Admin Notice for asking users to opt in to tracking 
     * 
     * @access public 
     * @hook nf_admin_notices 
     * @param array $notices 
     * @return array $notices 
     */ 
    public function admin_notice( $notices ) 
    { 
        // Check if the user is allowed to opt in. 
        if( ! $this->can_opt_in() ) return $notices; 
 
        // Check if the user is already opted in/out. 
        if( $this->is_opted_in() || $this->is_opted_out() ) return $notices; 
 
        $notices[ 'allow_tracking' ] = array( 
            'title' => __( 'Please help us improve Ninja Forms!', 'ninja-forms' ),  
            'msg' => implode( '<br />', array( 
                __( 'If you opt-in, some data about your installation of Ninja Forms will be sent to NinjaForms.com (this does NOT include your submissions).', 'ninja-forms' ),  
                __( 'If you skip this, that\'s okay! Ninja Forms will still work just fine.', 'ninja-forms' ),  
 )),  
            'link' => implode( ' ', array( 
                sprintf( __( '%sAllow%s', 'ninja-forms' ), '<a href="' . $this->get_opt_in_url( admin_url( 'admin.php?page=ninja-forms' ) ) . '" class="button-primary" id="ninja-forms-allow-tracking">', '</a>' ),  
                sprintf( __( '%sDo not allow%s', 'ninja-forms' ), '<a href="' . $this->get_opt_out_url( admin_url( 'admin.php?page=ninja-forms' ) ) . '" class="button-secondary" id="ninja-forms-do-not-allow-tracking">', '</a>' ),  
 )),  
            'int' => 0, // No delay 
            'blacklist' => array( 
                'ninja-forms-three' 
 ) 
 ); 
 
        return $notices; 
    } 
 
    /** 
     * Check if the current user is allowed to opt in on behalf of a site 
     * 
     * @return bool 
     */ 
    private function can_opt_in() 
    { 
        return current_user_can( apply_filters( 'ninja_forms_admin_opt_in_capabilities', 'manage_options' ) ); 
    } 
 
    /** 
     * Check if a site is opted in 
     * 
     * @access public 
     * @return bool 
     */ 
    public function is_opted_in() 
    { 
        return (bool) get_option( 'ninja_forms_allow_tracking', $this->is_freemius_opted_in() ); 
    } 
 
    private function is_freemius_opted_in() 
    { 
        $freemius = get_option( 'fs_accounts' ); 
        if( ! $freemius ) return false; 
        if( ! isset( $freemius[ 'plugin_data' ] ) ) return false; 
        if( ! isset( $freemius[ 'plugin_data' ][ 'ninja-forms' ] ) ) return false; 
        if( ! isset( $freemius[ 'plugin_data' ][ 'ninja-forms' ][ 'activation_timestamp' ] ) ) return false; 
        return true; 
    } 
 
    /** 
     * Opt In a site for tracking 
     * 
     * @access private 
     * @return null 
     */ 
    public function opt_in() 
    { 
        update_option( 'ninja_forms_allow_tracking', true ); 
    } 
 
    /** 
     * Get the Opt In URL 
     * 
     * @access private 
     * @param string $url 
     * @return string $url 
     */ 
    private function get_opt_in_url( $url ) 
    { 
        return add_query_arg( 'ninja_forms_opt_in', self::OPT_IN, $url ); 
    } 
 
    /** 
     * Check if a site is opted out 
     * 
     * @access public 
     * @return bool 
     */ 
    public function is_opted_out() 
    { 
        return (bool) get_option( 'ninja_forms_do_not_allow_tracking', $this->is_freemius_opted_out() ); 
    } 
 
    private function is_freemius_opted_out() 
    { 
        $freemius = get_option( 'fs_accounts' ); 
        if( ! $freemius ) return false; 
        if( ! isset( $freemius[ 'plugin_data' ] ) ) return false; 
        if( ! isset( $freemius[ 'plugin_data' ][ 'ninja-forms' ] ) ) return false; 
        if( ! isset( $freemius[ 'plugin_data' ][ 'ninja-forms' ][ 'is_anonymous' ] ) ) return false; 
        return true; 
    } 
 
    /** 
     * Opt Out a site from tracking 
     * 
     * @access private 
     * @return null 
     */ 
    private function opt_out() 
    { 
        update_option( 'ninja_forms_do_not_allow_tracking', true ); 
    } 
 
    /** 
     * Get the Opt Out URL 
     * 
     * @access private 
     * @param string $url 
     * @return string $url 
     */ 
    private function get_opt_out_url( $url ) 
    { 
        return add_query_arg( 'ninja_forms_opt_in', self::OPT_OUT, $url ); 
    } 
 
} // END CLASS NF_Tracking