<?php

/**
 * This file is part of the Froxlor project.
 * Copyright (c) 2003-2009 the SysCP Team (see authors).
 * Copyright (c) 2010 the Froxlor Team (see authors).
 *
 * For the full copyright and license information, please view the COPYING
 * file that was distributed with this source code. You can also view the
 * COPYING file online at http://files.froxlor.org/misc/COPYING.txt
 *
 * @copyright  (c) the authors
 * @author     Florian Lippert <flo@syscp.org> (2003-2009)
 * @author     Froxlor team <team@froxlor.org> (2010-)
 * @license    GPLv2 http://files.froxlor.org/misc/COPYING.txt
 * @package    Panel
 *
 */
define('AREA', 'customer');
require './lib/init.php';

use Froxlor\Database\Database;
use Froxlor\Settings;
use Froxlor\Api\Commands\Emails as Emails;
use Froxlor\Api\Commands\EmailAccounts as EmailAccounts;
use Froxlor\Api\Commands\EmailForwarders as EmailForwarders;

// redirect if this customer page is hidden via settings
if (Settings::IsInList('panel.customer_hide_options', 'email')) {
	\Froxlor\UI\Response::redirectTo('customer_index.php');
}

if (isset($_POST['id'])) {
	$id = intval($_POST['id']);
} elseif (isset($_GET['id'])) {
	$id = intval($_GET['id']);
}

if ($page == 'overview') {
	$log->logAction(\Froxlor\FroxlorLogger::USR_ACTION, LOG_NOTICE, "viewed customer_email");
	eval("echo \"" . \Froxlor\UI\Template::getTemplate("email/email") . "\";");
} elseif ($page == 'emails') {
	if ($action == '') {
		$log->logAction(\Froxlor\FroxlorLogger::USR_ACTION, LOG_NOTICE, "viewed customer_email::emails");
		$fields = array(
			'd.domain_ace' => $lng['domains']['domainname'],
			'm.email_full' => $lng['emails']['emailaddress'],
			'm.destination' => $lng['emails']['forwarders']
		);
		try {
			// get total count
			$json_result = Emails::getLocal($userinfo)->listingCount();
			$result = json_decode($json_result, true)['data'];
			// initialize pagination and filtering
			$paging = new \Froxlor\UI\Pagination($userinfo, $fields, $result);
			// get list
			$json_result = Emails::getLocal($userinfo, $paging->getApiCommandParams())->listing();
		} catch (Exception $e) {
			\Froxlor\UI\Response::dynamic_error($e->getMessage());
		}
		$result = json_decode($json_result, true)['data'];

		$sortcode = $paging->getHtmlSortCode($lng);
		$arrowcode = $paging->getHtmlArrowCode($filename . '?page=' . $page . '&s=' . $s);
		$searchcode = $paging->getHtmlSearchCode($lng);
		$pagingcode = $paging->getHtmlPagingCode($filename . '?page=' . $page . '&s=' . $s);
		$emails = array();
		$emailscount = $paging->getEntries();

		foreach ($result['list'] as $row) {
			if (! isset($emails[$row['domain']]) || ! is_array($emails[$row['domain']])) {
				$emails[$row['domain']] = array();
			}

			$emails[$row['domain']][$row['email_full']] = $row;
		}

		if ($paging->sortfield == 'd.domain_ace' && $paging->sortorder == 'desc') {
			krsort($emails);
		} else {
			ksort($emails);
		}

		$count = 0;
		$accounts = '';
		$emails_count = 0;
		$domainname = '';
		foreach ($emails as $domainid => $emailaddresses) {
			if ($paging->sortfield == 'm.email_full' && $paging->sortorder == 'desc') {
				krsort($emailaddresses);
			} else {
				ksort($emailaddresses);
			}

			foreach ($emailaddresses as $row) {
				if ($domainname != $idna_convert->decode($row['domain'])) {
					$domainname = $idna_convert->decode($row['domain']);
					eval("\$accounts.=\"" . \Froxlor\UI\Template::getTemplate("email/emails_domain") . "\";");
				}

				$emails_count ++;
				$row['email'] = $idna_convert->decode($row['email']);
				$row['email_full'] = $idna_convert->decode($row['email_full']);
				$row['destination'] = explode(' ', $row['destination']);
				uasort($row['destination'], 'strcasecmp');

				$dest_list = $row['destination'];
				foreach ($dest_list as $dest_id => $destination) {
					$row['destination'][$dest_id] = $idna_convert->decode($row['destination'][$dest_id]);

					if ($row['destination'][$dest_id] == $row['email_full']) {
						unset($row['destination'][$dest_id]);
					}
				}

				$destinations_count = count($row['destination']);
				$row['destination'] = implode(', ', $row['destination']);

				if (strlen($row['destination']) > 35) {
					$row['destination'] = substr($row['destination'], 0, 32) . '... (' . $destinations_count . ')';
				}

				$row['mboxsize'] = \Froxlor\PhpHelper::sizeReadable($row['mboxsize'], 'GiB', 'bi', '%01.' . (int) Settings::Get('panel.decimal_places') . 'f %s');

				$row = \Froxlor\PhpHelper::htmlentitiesArray($row);
				eval("\$accounts.=\"" . \Froxlor\UI\Template::getTemplate("email/emails_email") . "\";");
				$count ++;
			}
		}

		$result_stmt = Database::prepare("
			SELECT COUNT(`id`) as emaildomains
			FROM `" . TABLE_PANEL_DOMAINS . "`
			WHERE `customerid`= :cid AND `isemaildomain` = '1'
		");
		$result2 = Database::pexecute_first($result_stmt, array(
			"cid" => $userinfo['customerid']
		));
		$emaildomains_count = $result2['emaildomains'];

		eval("echo \"" . \Froxlor\UI\Template::getTemplate("email/emails") . "\";");
	} elseif ($action == 'delete' && $id != 0) {
		try {
			$json_result = Emails::getLocal($userinfo, array(
				'id' => $id
			))->get();
		} catch (Exception $e) {
			\Froxlor\UI\Response::dynamic_error($e->getMessage());
		}
		$result = json_decode($json_result, true)['data'];

		if (isset($result['email']) && $result['email'] != '') {
			if (isset($_POST['send']) && $_POST['send'] == 'send') {
				try {
					Emails::getLocal($userinfo, array(
						'id' => $id,
						'delete_userfiles' => ($_POST['delete_userfiles'] ?? 0)
					))->delete();
				} catch (Exception $e) {
					\Froxlor\UI\Response::dynamic_error($e->getMessage());
				}
				\Froxlor\UI\Response::redirectTo($filename, array(
					'page' => $page,
					's' => $s
				));
			} else {
				if ($result['popaccountid'] != '0') {
					$show_checkbox = true;
				} else {
					$show_checkbox = false;
				}
				\Froxlor\UI\HTML::askYesNoWithCheckbox('email_reallydelete', 'admin_customer_alsoremovemail', $filename, array(
					'id' => $id,
					'page' => $page,
					'action' => $action
				), $idna_convert->decode($result['email_full']), $show_checkbox);
			}
		}
	} elseif ($action == 'add') {
		if ($userinfo['emails_used'] < $userinfo['emails'] || $userinfo['emails'] == '-1') {
			if (isset($_POST['send']) && $_POST['send'] == 'send') {
				try {
					$json_result = Emails::getLocal($userinfo, $_POST)->add();
				} catch (Exception $e) {
					\Froxlor\UI\Response::dynamic_error($e->getMessage());
				}
				$result = json_decode($json_result, true)['data'];
				\Froxlor\UI\Response::redirectTo($filename, array(
					'page' => $page,
					'action' => 'edit',
					'id' => $result['id'],
					's' => $s
				));
			} else {
				$result_stmt = Database::prepare("SELECT `id`, `domain`, `customerid` FROM `" . TABLE_PANEL_DOMAINS . "`
					WHERE `customerid`= :cid
					AND `isemaildomain`='1'
					ORDER BY `domain_ace` ASC");
				Database::pexecute($result_stmt, array(
					"cid" => $userinfo['customerid']
				));
				$domains = '';

				while ($row = $result_stmt->fetch(PDO::FETCH_ASSOC)) {
					$domains .= \Froxlor\UI\HTML::makeoption($idna_convert->decode($row['domain']), $row['domain']);
				}

				// $iscatchall = \Froxlor\UI\HTML::makeyesno('iscatchall', '1', '0', '0');

				$email_add_data = include_once dirname(__FILE__) . '/lib/formfields/customer/email/formfield.emails_add.php';

				if (Settings::Get('catchall.catchall_enabled') != '1') {
					unset($email_add_data['emails_add']['sections']['section_a']['fields']['iscatchall']);
				}
				if (Settings::Get('mail.greylist_enabled') != '1') {
				    unset($email_edit_data['emails_edit']['sections']['section_a']['fields']['mail_greylist']);
				}
				$email_add_form = \Froxlor\UI\HtmlForm::genHTMLForm($email_add_data);

				$title = $email_add_data['emails_add']['title'];
				$image = $email_add_data['emails_add']['image'];

				eval("echo \"" . \Froxlor\UI\Template::getTemplate("email/emails_add") . "\";");
			}
		} else {
			\Froxlor\UI\Response::standard_error('allresourcesused');
		}
	} elseif ($action == 'edit' && $id != 0) {
		try {
			$json_result = Emails::getLocal($userinfo, array(
				'id' => $id
			))->get();
		} catch (Exception $e) {
			\Froxlor\UI\Response::dynamic_error($e->getMessage());
		}
		$result = json_decode($json_result, true)['data'];
        
		if (isset($result['email']) && $result['email'] != '') {
			$result['email'] = $idna_convert->decode($result['email']);
			$result['email_full'] = $idna_convert->decode($result['email_full']);
			$result['destination'] = explode(' ', $result['destination']);
			uasort($result['destination'], 'strcasecmp');
			$forwarders = '';
			$forwarders_count = 0;

			foreach ($result['destination'] as $dest_id => $destination) {
				$destination = $idna_convert->decode($destination);

				if ($destination != $result['email_full'] && $destination != '') {
					eval("\$forwarders.=\"" . \Froxlor\UI\Template::getTemplate("email/emails_edit_forwarder") . "\";");
					$forwarders_count ++;
				}

				$result['destination'][$dest_id] = $destination;
			}

			$destinations_count = count($result['destination']);
			$result = \Froxlor\PhpHelper::htmlentitiesArray($result);

			$email_edit_data = include_once dirname(__FILE__) . '/lib/formfields/customer/email/formfield.emails_edit.php';

			if (Settings::Get('catchall.catchall_enabled') != '1') {
				unset($email_edit_data['emails_edit']['sections']['section_a']['fields']['mail_catchall']);
			}
			if (Settings::Get('mail.greylist_enabled') != '1') {
			    unset($email_edit_data['emails_edit']['sections']['section_a']['fields']['mail_greylist']);
			}
			$email_edit_form = \Froxlor\UI\HtmlForm::genHTMLForm($email_edit_data);

			$title = $email_edit_data['emails_edit']['title'];
			$image = $email_edit_data['emails_edit']['image'];

			eval("echo \"" . \Froxlor\UI\Template::getTemplate("email/emails_edit") . "\";");
		}
	} elseif ($action == 'togglecatchall' && $id != 0) {
		try {
			$json_result = Emails::getLocal($userinfo, array(
				'id' => $id
			))->get();
		} catch (Exception $e) {
			\Froxlor\UI\Response::dynamic_error($e->getMessage());
		}
		$result = json_decode($json_result, true)['data'];

		try {
			Emails::getLocal($userinfo, array(
				'id' => $id,
				'iscatchall' => ($result['iscatchall'] == '1' ? 0 : 1),
			))->update();
		} catch (Exception $e) {
			\Froxlor\UI\Response::dynamic_error($e->getMessage());
		}
		\Froxlor\UI\Response::redirectTo($filename, array(
			'page' => $page,
			'action' => 'edit',
			'id' => $id,
			's' => $s
		));
	} elseif ($action == 'togglegreylist' && $id != 0) {
	    try {
	        $json_result = Emails::getLocal($userinfo, array(
	            'id' => $id
	        ))->get();
	    } catch (Exception $e) {
	        \Froxlor\UI\Response::dynamic_error($e->getMessage());
	    }
	    $result = json_decode($json_result, true)['data'];
	    
	    try {
	        Emails::getLocal($userinfo, array(
	            'id' => $id,
	            'disablegreylist' => ($result['disablegreylist'] == '1' ? 0 : 1)
	        ))->update_greylist();
	    } catch (Exception $e) {
	        \Froxlor\UI\Response::dynamic_error($e->getMessage());
	    }
	    \Froxlor\UI\Response::redirectTo($filename, array(
	        'page' => $page,
	        'action' => 'edit',
	        'id' => $id,
	        's' => $s
	    ));
	}
} elseif ($page == 'accounts') {
	if ($action == 'add' && $id != 0) {
		if ($userinfo['email_accounts'] == '-1' || ($userinfo['email_accounts_used'] < $userinfo['email_accounts'])) {
			try {
				$json_result = Emails::getLocal($userinfo, array(
					'id' => $id
				))->get();
			} catch (Exception $e) {
				\Froxlor\UI\Response::dynamic_error($e->getMessage());
			}
			$result = json_decode($json_result, true)['data'];

			if (isset($_POST['send']) && $_POST['send'] == 'send') {
				try {
					EmailAccounts::getLocal($userinfo, $_POST)->add();
				} catch (Exception $e) {
					\Froxlor\UI\Response::dynamic_error($e->getMessage());
				}
				\Froxlor\UI\Response::redirectTo($filename, array(
					'page' => 'emails',
					'action' => 'edit',
					'id' => $id,
					's' => $s
				));
			} else {

				if (\Froxlor\Validate\Check::checkMailAccDeletionState($result['email_full'])) {
					\Froxlor\UI\Response::standard_error(array(
						'mailaccistobedeleted'
					), $result['email_full']);
				}

				$result['email_full'] = $idna_convert->decode($result['email_full']);
				$result = \Froxlor\PhpHelper::htmlentitiesArray($result);
				$quota = Settings::Get('system.mail_quota');

				$account_add_data = include_once dirname(__FILE__) . '/lib/formfields/customer/email/formfield.emails_addaccount.php';
				$account_add_form = \Froxlor\UI\HtmlForm::genHTMLForm($account_add_data);

				$title = $account_add_data['emails_addaccount']['title'];
				$image = $account_add_data['emails_addaccount']['image'];

				eval("echo \"" . \Froxlor\UI\Template::getTemplate("email/account_add") . "\";");
			}
		} else {
			\Froxlor\UI\Response::standard_error(array(
				'allresourcesused',
				'allocatetoomuchquota'
			), $quota);
		}
	} elseif ($action == 'changepw' && $id != 0) {
		try {
			$json_result = Emails::getLocal($userinfo, array(
				'id' => $id
			))->get();
		} catch (Exception $e) {
			\Froxlor\UI\Response::dynamic_error($e->getMessage());
		}
		$result = json_decode($json_result, true)['data'];

		if (isset($result['popaccountid']) && $result['popaccountid'] != '') {
			if (isset($_POST['send']) && $_POST['send'] == 'send') {
				try {
					EmailAccounts::getLocal($userinfo, $_POST)->update();
				} catch (Exception $e) {
					\Froxlor\UI\Response::dynamic_error($e->getMessage());
				}
				\Froxlor\UI\Response::redirectTo($filename, array(
					'page' => 'emails',
					'action' => 'edit',
					'id' => $id,
					's' => $s
				));
			} else {
				$result['email_full'] = $idna_convert->decode($result['email_full']);
				$result = \Froxlor\PhpHelper::htmlentitiesArray($result);

				$account_changepw_data = include_once dirname(__FILE__) . '/lib/formfields/customer/email/formfield.emails_accountchangepasswd.php';
				$account_changepw_form = \Froxlor\UI\HtmlForm::genHTMLForm($account_changepw_data);

				$title = $account_changepw_data['emails_accountchangepasswd']['title'];
				$image = $account_changepw_data['emails_accountchangepasswd']['image'];

				eval("echo \"" . \Froxlor\UI\Template::getTemplate("email/account_changepw") . "\";");
			}
		}
	} elseif ($action == 'changequota' && Settings::Get('system.mail_quota_enabled') == '1' && $id != 0) {
		try {
			$json_result = Emails::getLocal($userinfo, array(
				'id' => $id
			))->get();
		} catch (Exception $e) {
			\Froxlor\UI\Response::dynamic_error($e->getMessage());
		}
		$result = json_decode($json_result, true)['data'];

		if (isset($result['popaccountid']) && $result['popaccountid'] != '') {
			if (isset($_POST['send']) && $_POST['send'] == 'send') {
				try {
					EmailAccounts::getLocal($userinfo, $_POST)->update();
				} catch (Exception $e) {
					\Froxlor\UI\Response::dynamic_error($e->getMessage());
				}
				\Froxlor\UI\Response::redirectTo($filename, array(
					'page' => 'emails',
					'action' => 'edit',
					'id' => $id,
					's' => $s
				));
			} else {
				$result['email_full'] = $idna_convert->decode($result['email_full']);
				$result = \Froxlor\PhpHelper::htmlentitiesArray($result);

				$quota_edit_data = include_once dirname(__FILE__) . '/lib/formfields/customer/email/formfield.emails_accountchangequota.php';
				$quota_edit_form = \Froxlor\UI\HtmlForm::genHTMLForm($quota_edit_data);

				$title = $quota_edit_data['emails_accountchangequota']['title'];
				$image = $quota_edit_data['emails_accountchangequota']['image'];

				eval("echo \"" . \Froxlor\UI\Template::getTemplate("email/account_changequota") . "\";");
			}
		}
	} elseif ($action == 'delete' && $id != 0) {
		try {
			$json_result = Emails::getLocal($userinfo, array(
				'id' => $id
			))->get();
		} catch (Exception $e) {
			\Froxlor\UI\Response::dynamic_error($e->getMessage());
		}
		$result = json_decode($json_result, true)['data'];

		if (isset($result['popaccountid']) && $result['popaccountid'] != '') {
			if (isset($_POST['send']) && $_POST['send'] == 'send') {
				try {
					EmailAccounts::getLocal($userinfo, $_POST)->delete();
				} catch (Exception $e) {
					\Froxlor\UI\Response::dynamic_error($e->getMessage());
				}
				\Froxlor\UI\Response::redirectTo($filename, array(
					'page' => 'emails',
					'action' => 'edit',
					'id' => $id,
					's' => $s
				));
			} else {
				\Froxlor\UI\HTML::askYesNoWithCheckbox('email_reallydelete_account', 'admin_customer_alsoremovemail', $filename, array(
					'id' => $id,
					'page' => $page,
					'action' => $action
				), $idna_convert->decode($result['email_full']));
			}
		}
	}
} elseif ($page == 'forwarders') {
	if ($action == 'add' && $id != 0) {
		if ($userinfo['email_forwarders_used'] < $userinfo['email_forwarders'] || $userinfo['email_forwarders'] == '-1') {
			try {
				$json_result = Emails::getLocal($userinfo, array(
					'id' => $id
				))->get();
			} catch (Exception $e) {
				\Froxlor\UI\Response::dynamic_error($e->getMessage());
			}
			$result = json_decode($json_result, true)['data'];

			if (isset($result['email']) && $result['email'] != '') {
				if (isset($_POST['send']) && $_POST['send'] == 'send') {
					try {
						EmailForwarders::getLocal($userinfo, $_POST)->add();
					} catch (Exception $e) {
						\Froxlor\UI\Response::dynamic_error($e->getMessage());
					}
					\Froxlor\UI\Response::redirectTo($filename, array(
						'page' => 'emails',
						'action' => 'edit',
						'id' => $id,
						's' => $s
					));
				} else {
					$result['email_full'] = $idna_convert->decode($result['email_full']);
					$result = \Froxlor\PhpHelper::htmlentitiesArray($result);

					$forwarder_add_data = include_once dirname(__FILE__) . '/lib/formfields/customer/email/formfield.emails_addforwarder.php';
					$forwarder_add_form = \Froxlor\UI\HtmlForm::genHTMLForm($forwarder_add_data);

					$title = $forwarder_add_data['emails_addforwarder']['title'];
					$image = $forwarder_add_data['emails_addforwarder']['image'];

					eval("echo \"" . \Froxlor\UI\Template::getTemplate("email/forwarder_add") . "\";");
				}
			}
		} else {
			\Froxlor\UI\Response::standard_error('allresourcesused');
		}
	} elseif ($action == 'delete' && $id != 0) {
		try {
			$json_result = Emails::getLocal($userinfo, array(
				'id' => $id
			))->get();
		} catch (Exception $e) {
			\Froxlor\UI\Response::dynamic_error($e->getMessage());
		}
		$result = json_decode($json_result, true)['data'];

		if (isset($result['destination']) && $result['destination'] != '') {
			if (isset($_POST['forwarderid'])) {
				$forwarderid = intval($_POST['forwarderid']);
			} elseif (isset($_GET['forwarderid'])) {
				$forwarderid = intval($_GET['forwarderid']);
			} else {
				$forwarderid = 0;
			}

			$result['destination'] = explode(' ', $result['destination']);

			if (isset($result['destination'][$forwarderid]) && $result['email'] != $result['destination'][$forwarderid]) {
				$forwarder = $result['destination'][$forwarderid];

				if (isset($_POST['send']) && $_POST['send'] == 'send') {
					try {
						EmailForwarders::getLocal($userinfo, $_POST)->delete();
					} catch (Exception $e) {
						\Froxlor\UI\Response::dynamic_error($e->getMessage());
					}
					\Froxlor\UI\Response::redirectTo($filename, array(
						'page' => 'emails',
						'action' => 'edit',
						'id' => $id,
						's' => $s
					));
				} else {
					\Froxlor\UI\HTML::askYesNo('email_reallydelete_forwarder', $filename, array(
						'id' => $id,
						'forwarderid' => $forwarderid,
						'page' => $page,
						'action' => $action
					), $idna_convert->decode($result['email_full']) . ' -> ' . $idna_convert->decode($forwarder));
				}
			}
		}
	}
}