<?php
/*
Plugin Name: TPS Save To User
Description: saves something (like an audition) to the user's account

*/

add_action("wp_ajax_tps_save_audition", "tps_save_audition");
//add_action("wp_ajax_nopriv_tps_save_audition", "my_must_login");

function tps_save_audition() {

    if ( !wp_verify_nonce( $_REQUEST['nonce'], "tps_save_audition_nonce")) {
      exit("Hey, no naughty business please!");
   }

    $audition = $_REQUEST['post_id'];
    $user = get_current_user_id();
    $saved = get_user_meta($user, 'saved_auditions', true);

    if (in_array($audition, $saved)){
        //If the audition that was clicked on is already saved to the user, we assume they want to remove it
        $remove = array_search($audition, $saved);
        if( false !== $remove ){
            // Remove audition
            unset($saved[$remove]);
            $array = ( is_array( $saved ) ) ? $saved : array( $saved );
            $removeAudition = update_user_meta( $user, 'saved_auditions', $array );
        }
        if (!$removeAudition) {
            $result['type'] = "error";
            $result['saved_audition'] = $audition;
            $result['message'] = 'Audition has NOT been un-saved!';
        } else {
            $result['type'] = "removed";
            $result['saved_audition'] = 0;
            $result['message'] = 'Audition has been un-saved!';
        }
    } else {
        //If the audition is NOT already saved to the user, we go ahead and add it to their meta
        $saved[] = $audition;
        $saveAudition = update_user_meta( $user, 'saved_auditions', $saved);
        if (!$saveAudition) {
            $result['type'] = "error";
            $result['saved_audition'] = 0;
            $result['message'] = 'Audition not saved!';
        } else {
            $result['type'] = "success";
            $result['saved_audition'] = $audition;
            $result['message'] = 'Audition saved!';
        }
        //delete_user_meta( $user, 'saved_auditions');
    }

    //Checks if ajax request is present (meaning ajax is enabled on browser)
    if(!empty($_SERVER['HTTP_X_REQUESTED_WITH']) && strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) == 'xmlhttprequest') {
      $result = json_encode($result);
      echo $result;
   } else {
      //if not, we just redirect back to the original page
      header("Location: ".$_SERVER["HTTP_REFERER"]);
   }

    die();
}


add_action("wp_ajax_tps_hide_audition", "tps_hide_audition");
//add_action("wp_ajax_nopriv_tps_save_audition", "my_must_login");

function tps_hide_audition() {

    if ( !wp_verify_nonce( $_REQUEST['nonce'], "tps_hide_audition_nonce")) {
      exit("Hey, no naughty business please!");
   }

    $audition = $_REQUEST['post_id'];
    $user = get_current_user_id();
    $hidden = get_user_meta($user, 'hidden_auditions', true);

    if (in_array($audition, $hidden)){
        //Post already hidden
    } else {
        //If the audition is NOT already saved to the user, we go ahead and add it to their meta
        $hidden[] = $audition;
        $hideAudition = update_user_meta( $user, 'hidden_auditions', $hidden);
        if (!$hideAudition) {
            $result['type'] = "error";
            $result['saved_audition'] = 0;
            $result['message'] = 'Audition not hidden!';
        } else {
            $result['type'] = "success";
            $result['saved_audition'] = $audition;
            $result['message'] = 'Audition hidden!';
        }
        //delete_user_meta( $user, 'saved_auditions');
    }

    //Checks if ajax request is present (meaning ajax is enabled on browser)
    if(!empty($_SERVER['HTTP_X_REQUESTED_WITH']) && strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) == 'xmlhttprequest') {
      $result = json_encode($result);
      echo $result;
   } else {
      //if not, we just redirect back to the original page
      header("Location: ".$_SERVER["HTTP_REFERER"]);
   }

    die();
}


add_action( 'init', 'save_to_user_script_enqueuer' );

function save_to_user_script_enqueuer() {
   wp_register_script( "save-to-user", plugins_url('', __FILE__).'/save-to-user.js', array('jquery') );
   wp_localize_script( 'save-to-user', 'myAjax', array( 'ajaxurl' => admin_url( 'admin-ajax.php' )));

   wp_enqueue_script( 'jquery' );
   wp_enqueue_script( 'save-to-user' );

}

?>