<?php
/*
 * Project:     PeopleAggregator: a social network developement platform
 * File:        addgroup.php, web file to create / edit a group
 * Author:      tekritisoftware
 * Version:     1.1
 * Description: This file displays the group creation page site. It uses
 *              page renderer to display the block modules
 * The lastest version of PeopleAggregator can be obtained from:
 * http://peopleaggregator.org
 * For questions, help, comments, discussion, etc. please visit 
 * http://wiki.peopleaggregator.org/index.php
 *
 */
$login_required = TRUE;
$use_theme = 'Beta'; //TODO : Remove this when new UI is completely implemented.
include "includes/page.php";

require_once "$path_prefix/api/ContentCollection/ContentCollection.php";
require_once "$path_prefix/ext/Group/Group.php";
require_once "$path_prefix/api/Category/Category.php";
require_once "$path_prefix/web/includes/classes/file_uploader.php";
require_once "$path_prefix/api/Message/Message.php";
require_once "$path_prefix/web/includes/functions/auto_email_notify.php";
require_once "$path_prefix/web/includes/functions/mailing.php";

default_exception();
global $domain_suffix;
$parameter = js_includes("all");

$header = 'header.tpl';//default network header while creating groups. While group editing header_group.tpl will be used.
$title = "Add Group";
if ($_REQUEST['gid']) {
  $title = "Edit Group";
  $user_type = Group::get_user_type($_SESSION['user']['id'], $_REQUEST['gid']);
  $acl = new Access();
  $gp_access = $acl->acl_check('action', 'edit', 'users', $user_type, 'group', 'all'); 
  if (!$gp_access) {
    $permission_denied_msg = 9001;
  }
  $header = 'header_group.tpl';
}

html_header($title, $parameter);
$optional_parameters = "onload=\"$onload\"";

html_body($optional_parameters);

if ($_POST['addgroup']) {
   /* Function for Filtering the POST data Array */
  filter_all_post($_POST);

  $groupname = trim($_POST['groupname']);
  $body = trim($_POST['groupdesc']);
  $tag_entry = trim($_POST['group_tags']);
  $group_category = $_POST['group_category'];

  if ($_POST['ccid']) {
      $collection_id = (int)$_POST['ccid'];
  }
    
  $access = 0; // default access is 0 means public
  $reg_type = $_POST['reg_type'];
  $is_moderated = 0; // is moderated is 0 means contents appear immediately
  $group_tags = $_POST['group_tags'];
  $header_image_action=$_POST['header_image_action'];
  $display_header_image=$_POST['display_header_image'];
  
  try {
    if (empty($_FILES['groupphoto']['name'])) {
      $upfile = $_POST['file'];
    } else {
      $uploadfile = $uploaddir . basename($_FILES['groupphoto']['name']);
      $myUploadobj = new FileUploader; //creating instance of file.
      $image_type = 'image';
      $file = $myUploadobj->upload_file($uploaddir, 'groupphoto', true, true, $image_type);
      if ($file == false) {
        throw new PAException(GROUP_PARAMETER_ERROR, "File upload error: ".$myUploadobj->error);
      }
      $upfile = $file;
    }
    if(empty($_POST['deafult_headerphoto'])){
      if (empty($_FILES['headerphoto']['name'])) {
        $header_image = $_POST['header_file'];
      } else {
        $uploadfile = $uploaddir . basename($_FILES['headerphoto']['name']);
        $myUploadobj = new FileUploader; //creating instance of file.
        $image_type = 'image';
        $file = $myUploadobj->upload_file($uploaddir, 'headerphoto', true, true, $image_type);
        if ($file == false) {
          throw new PAException(GROUP_PARAMETER_ERROR, "File upload error: ".$myUploadobj->error);
        }
        $header_image = $file;
      }
    } else{
        $header_image=null;
     
    }
    $result = Group::save_new_group($collection_id, $_SESSION['user']['id'], $groupname, $body, $upfile, $group_tags,$group_category,$access,$reg_type,$is_moderated,$header_image,$header_image_action,$display_header_image);
    $ccid = $result;
    if (!is_numeric($result)) {
      throw new PAException(GROUP_CREATION_FAILED, "Group creation failed: ".$result);
    } else {
      if (!($_REQUEST['gid'])) {//auto email is sent, when a new group is created
        $params['gid'] = $result;//$result is containing gid
        $group_owner = new User();
        $group_owner->load((int)$_SESSION['user']['id']);
        $group_owner_image = uihelper_resize_mk_user_img($group_owner->picture, 80, 80,'alt="'.$group_owner->first_name.'" align="left" style="padding: 0px 12px 12px 0px;"');
        $params['group_owner'] = $group_owner->first_name.' '.$group_owner->last_name;
        $params['group_owner_id'] = $group_owner->user_id;
        $params['group_owner_image'] = $group_owner_image;
        $params['group_name'] = $groupname;
        $params['network_name'] = $network_info->name;
        $params['network_url'] = $base_url;
        $network_owner = new User();
        if ($network_info->type == MOTHER_NETWORK_TYPE) {
          $network_owner->load(SUPER_USER_ID);
        } else {
          $network_owner->load((int)$network_info->owner_id);
        }
        $params['network_owner_name'] = $network_owner->first_name;
        auto_email_notification('group_created', $params);
      }
    }
    header("Location: $base_url/group.php?gid=".$result);
    exit;
  } catch (PAException $e) {
    if ($e->code == GROUP_PARAMETER_ERROR) {
      $error_msg = $e->message;
      if (empty($groupname)) {
        $error_msg = 9002;
      }
    } else {
      $error_msg = $e->message;
    }
  }
  
  
}//if form is posted
/**
 *  Function : setup_module()
 *  Purpose  : call back function to set up variables 
 *             used in PageRenderer class
 *             To see how it is used see api/PageRenderer/PageRenderer.php 
 *  @param    $column - string - contains left, middle, right
 *            position of the block module 
 *  @param    $moduleName - string - contains name of the block module
 *  @param    $obj - object - object reference of the block module
 *  @return   type string - returns skip means skip the block module
 *            returns rendered html code of block module
 */

function setup_module($column, $module, $obj) {
    global $login_uid, $paging, $page_uid, $permission_denied_msg;
    
    switch ($module) {
      case 'AddGroupModule':
        if (!empty($permission_denied_msg)) return "skip";
        if ($_REQUEST['gid']) {
          $obj->set_id($_REQUEST['gid']);
        }
        $obj->load_data($error_msg);
      break;
    }
}

$page = new PageRenderer("setup_module", PAGE_ADDGROUP, "Groups - PeopleAggregator", 'container_three_column.tpl', $header, PRI, HOMEPAGE, $network_info);

if ($show_options) {
  $page->header->show_options = TRUE;
}

$gid = (int)$_REQUEST['gid'];

if (!empty($gid)){
  $group = ContentCollection::load_collection((int)$gid, $_SESSION['user']['id']);
  $page->header->set('author_id', $group->author_id);
  $page->header->set('group_name', $group->title);
  $page->header->set('caption_image', $group->header_image);
  $page->header->set('desktop_image_action', $group->header_image_action); 
  $page->header->set('display_header_image', $group->display_header_image); 
  
}

$css_array = get_network_css();
if (is_array($css_array)) {
  foreach ($css_array as $key => $value) {
    $page->add_header_css($value);
  }
}


if (is_int($error_msg)) {
  $msg_obj = new MessagesHandler();
  $error_msg = $msg_obj->get_message((int)$error_msg); 
} 
if (!empty($error_msg)) {  
  $msg_tpl = & new Template(CURRENT_THEME_FSPATH."/display_message.tpl");
  $msg_tpl->set('message', $error_msg);
  $m = $msg_tpl->fetch();
  $page->add_module("middle", "top", $m);
}

$page->header->set('onload', $onload);
$page->header->set('author_id', $group->author_id);

echo $page->render();
?>