<?php
$login_required = TRUE;
$use_theme = 'Beta'; //TODO : Remove this when new UI is completely implemented.
include "includes/page.php";
require_once "$path_prefix/api/ImageResize/ImageResize.php";
include_once "$path_prefix/api/ModuleSetting/ModuleSetting.php";
require_once "$path_prefix/web/includes/functions/auto_email_notify.php";
require_once "$path_prefix/web/includes/functions/mailing.php";
require_once "$path_prefix/web/includes/constants.php";
require_once "user_page_functions.php";
global $current_theme_path, $network_info, $base_url;
$extra = unserialize($network_info->extra);
// for query count
global $query_count_on_page;
$query_count_on_page = 0;


if ($_GET['action'] == 'delete') {
  $delete_id = $_GET['uid'];
  Relation::delete_relation ($_SESSION['user']['id'], $delete_id);

  $cache_id = 'relation_private_'.$_SESSION['user']['id'];
  CachedTemplate::invalidate_cache($cache_id);

  $cache_id = 'relation_public_'.$_SESSION['user']['id'];
  CachedTemplate::invalidate_cache($cache_id);
  
  
  // invalidate cache of user who is being added in relation module
    $cache_id = 'in_relation_private_'.$delete_id;
    CachedTemplate::invalidate_cache($cache_id);

    $cache_id = 'in_relation_public_'.$delete_id;
    CachedTemplate::invalidate_cache($cache_id);


  header("Location: user.php?uid=$delete_id&delete=1");
}

$is_error = FALSE;
$uid = $_SESSION['user']['id'];
if( empty($_GET['uid']) ) {$is_error = TRUE;}
$relation_uid = $_GET['uid'];

if( $relation_uid == $uid) {
  $message = MessagesHandler::get_message(1050);
  $is_error = TRUE;
}


// TODO: Need to get entry of uid, relation_uid from table, not all the relation of uid
//getting relations of logged in user
$all_relations = Relation::get_all_relations((int)$uid);
$relationship_level = 2; //default relation level id is 2 for friend
$in_family = false;

foreach( $all_relations as $relation ) {
  if( $relation_uid ==  $relation['user_id']) {
    $relationship_level = $relation['relation_type_id'];
    $in_family = $relation['in_family'];
    $status = $relation['status'];
    if ($status == PENDING) {
      $extra = unserialize($network_info->extra);
      if ($extra['reciprocated_relationship'] == ACTIVE) {
        $message = 'Your request for adding '.$relation['login_name'].' as a relation has already been sent';
      }
    }
  }
}

//loading user who will be edited/updated as a relation
$user = new User();
try {
  $user->load( (int)$relation_uid );
  $title = 'Edit Relationship - '.$user->first_name.' '.$user->last_name; //title of the web page
  //picture and login relation
  $relation_picture = ( !empty( $user->picture) ) ? '/files/'.$user->picture : '/images/default.jpg';  
  $login_name = $user->login_name;
}
catch ( PAException $e ) {
  $message = $e->message;
  $is_error = TRUE;
}
if (isset( $_POST['submit'] )) {
  $rel_creater = new User();
  $rel_creater->load((int)$_SESSION['user']['id']);
 
  $relation_uid = $_GET['uid'];
  $relationship_level = $_POST['level'];  
  if ($extra['reciprocated_relationship'] == NET_YES) {
    $status = PENDING;
  } else {
    $status = APPROVED;
  }
  try {
    if (isset($_POST['in_family'])) {
      // If the user has checked the in_family checkbox.
      Relation::add_relation($uid, $relation_uid, $relationship_level, NULL, NULL, NULL, NULL, NULL, true, $status);
      
    } else {
      Relation::add_relation($uid, $relation_uid, $relationship_level, NULL, 
      NULL, NULL, NULL, NULL, NULL, $status);
    }
    if ($extra['reciprocated_relationship'] == NET_YES) {
      $to = $user->email;
      $mail_type = 'friend_request';
      $expires = EXPIRES;//5days
      $token = $user->get_auth_token($expires);
      $requested_user = $user->login_name;
      $approve_deny_url = $base_url.
                          '/mail_action.php?action=friend_request&token='
                          .$token;
      $mail_sub_msg_array = array('first_name'=>$_SESSION['user']['first_name'],
      'last_name'=>$_SESSION['user']['last_name'],'user_id' =>$_SESSION['user']['id'],
      'approve_deny_url'=>$approve_deny_url, 'requested_user' => $requested_user);
      pa_mail($to, $mail_type, $mail_sub_msg_array, $_SESSION['user']['email']);
    } else {
      $rel_creater_picture = uihelper_resize_mk_user_img($rel_creater->picture, 80, 80,'alt="'.$rel_creater->first_name.'" align="left" style="padding: 0px 12px 12px 0px;"');
      $params['related_uid'] = $relation_uid;      
      $params['related_user'] = $user->first_name;
      $params['user_name'] = $rel_creater->login_name;
      $params['user_id'] = $rel_creater->user_id;
      $params['user_image'] = $rel_creater_picture;
      $params['to'] = $user->email;
      auto_email_notification('relation_added', $params );
      auto_email_notification_members('relationship_created_with_other_member', $params);    
    }
//invalidate cache of logged in user's relation module
    $cache_id = 'relation_private_'.$uid;
    CachedTemplate::invalidate_cache($cache_id);

    $cache_id = 'relation_public_'.$uid;
    CachedTemplate::invalidate_cache($cache_id);
// invalidate cache of user who is being added in relation module
    $cache_id = 'in_relation_private_'.$relation_uid;
    CachedTemplate::invalidate_cache($cache_id);

    $cache_id = 'in_relation_public_'.$relation_uid;
    CachedTemplate::invalidate_cache($cache_id);
    if ($extra['reciprocated_relationship'] == NET_NO) {
      if ( $_POST['action'] ) {
        header("Location: user.php?uid=$relation_uid");
        exit;
      }
    } else {
      header("Location: user.php?msg_id=1051"); // request sent
      exit;
    }

  }
  catch (PAException $e) {
    $message = $e->message; 
  }
}

function setup_module($column, $moduleName, $obj) {
    global $uid, $relationship_level, $login_name, $relation_picture, $relation_uid, $is_error, $in_family, $status;

    switch ($column) {
    case 'left':      
      if ($moduleName != 'LogoModule') {
         $obj->block_type = HOMEPAGE;
      }        
    break;

    case 'middle':      
      $obj->relation_uid = $relation_uid;
      $obj->login_name = $login_name;
      $obj->relation_picture = $relation_picture;
      $obj->relationship_level = $relationship_level;
      $obj->is_error = $is_error;
      $obj->in_family = $in_family;
      $obj->status = $status;
    break;

    case 'right':      
      if ($moduleName=='UserPhotoModule') {
        $obj->picture = $_SESSION['user']['picture'];
      }        
    break;
    }
    $obj->uid = $uid;
    $obj->mode = PUB;
}
$page = new PageRenderer("setup_module", PAGE_EDIT_RELATION, $title, "container_three_column.tpl", "header.tpl", PUB, HOMEPAGE, $network_info);

$optional_parameters = "onload=\"$onload\"";
$page->html_body_attributes = $optional_parameters;

if ( $message ) {  
  $msg_tpl = & new Template(CURRENT_THEME_FSPATH."/display_message.tpl");
  $msg_tpl->set('message', $message);
  $page->add_module("middle", "top", $msg_tpl->fetch());
}

$theme_details = get_user_theme($login_uid);
if (is_array($theme_details['css_files'])) {
  foreach ($theme_details['css_files'] as $key => $value) {
    $page->add_header_css($value);
  }
}
echo $page->render();

?>