<?php
namespace Zotlabs\Module;

use URLify;

require_once('include/channel.php');
require_once('include/permissions.php');



class New_channel extends \Zotlabs\Web\Controller {

	function init() {

		$cmd = ((argc() > 1) ? argv(1) : '');

		if($cmd === 'autofill.json') {
			$result = array('error' => false, 'message' => '');
			$n = trim($_REQUEST['name']);

			$x = false;

			if(get_config('system','unicode_usernames')) {
				$x = punify(mb_strtolower($n));
			}

			if((! $x) || strlen($x) > 64)
				$x = strtolower(URLify::transliterate($n));

			$test = array();

			// first name
			if(strpos($x,' '))
				$test[] = legal_webbie(substr($x,0,strpos($x,' ')));
			if($test[0]) {
				// first name plus first initial of last
				$test[] = ((strpos($x,' ')) ? $test[0] . legal_webbie(trim(substr($x,strpos($x,' '),2))) : '');
				// first name plus random number
				$test[] = $test[0] . mt_rand(1000,9999);
			}
			// fullname
			$test[] = legal_webbie($x);
			// fullname plus random number
			$test[] = legal_webbie($x) . mt_rand(1000,9999);

			json_return_and_die(check_webbie($test));
		}

		if($cmd === 'checkaddr.json') {
			$result = array('error' => false, 'message' => '');
			$n = trim($_REQUEST['nick']);
			if(! $n) {
				$n = trim($_REQUEST['name']);
			}

			$x = false;

			if(get_config('system','unicode_usernames')) {
				$x = punify(mb_strtolower($n));
			}

			if((! $x) || strlen($x) > 64)
				$x = strtolower(URLify::transliterate($n));


			$test = array();

			// first name
			if(strpos($x,' '))
				$test[] = legal_webbie(substr($x,0,strpos($x,' ')));
			if($test[0]) {
				// first name plus first initial of last
				$test[] = ((strpos($x,' ')) ? $test[0] . legal_webbie(trim(substr($x,strpos($x,' '),2))) : '');
				// first name plus random number
				$test[] = $test[0] . mt_rand(1000,9999);
			}

			$n = legal_webbie($x);
			if(strlen($n)) {
				$test[] = $n;
				$test[] = $n . mt_rand(1000,9999);
			}

			for($y = 0; $y < 100; $y ++)
				$test[] = 'id' . mt_rand(1000,9999);

			json_return_and_die(check_webbie($test));
		}


	}

	function post() {

		$arr = $_POST;

		$acc = \App::get_account();
		$arr['account_id'] = get_account_id();

		// prevent execution by delegated channels as well as those not logged in.
		// get_account_id() returns the account_id from the session. But \App::$account
		// may point to the original authenticated account.

		if((! $acc) || ($acc['account_id'] != $arr['account_id'])) {
			notice( t('Permission denied.') . EOL );
			return;
		}

		$result = create_identity($arr);

		if(! $result['success']) {
			notice($result['message']);
			return;
		}

		$newuid = $result['channel']['channel_id'];

		change_channel($result['channel']['channel_id']);

		$next_page = get_config('system', 'workflow_channel_next', 'profiles');
		goaway(z_root() . '/' . $next_page);

	}

	function get() {

		$acc = \App::get_account();

		if((! $acc) || $acc['account_id'] != get_account_id()) {
			notice( t('Permission denied.') . EOL);
			return;
		}

		$default_role = '';
		$aid = get_account_id();
		if($aid) {
			$r = q("select count(channel_id) as total from channel where channel_account_id = %d and channel_removed = 0",
				intval($aid)
			);
			if($r && (! intval($r[0]['total']))) {
				$default_role = get_config('system','default_permissions_role','personal');
			}

			$limit = account_service_class_fetch(get_account_id(),'total_identities');
			$canadd = true;
			if($r && ($limit !== false)) {
				$channel_usage_message = sprintf( t("You have created %1$.0f of %2$.0f allowed channels."), $r[0]['total'], $limit);
				if ($r[0]['total'] > $limit) {
					$canadd = false;
				}
			}
			else {
				$channel_usage_message = '';
			}
		}

		$name_help = '<span id="name_help_loading" style="display:none">' . t('Loading') . '</span><span id="name_help_text">';
		$name_help .= (($default_role)
			? t('Your real name is recommended.')
			: t('Examples: "Bob Jameson", "Lisa and her Horses", "Soccer", "Aviation Group"')
		);
		$name_help .= '</span>';

		$nick_help = '<span id="nick_help_loading" style="display:none">' . t('Loading') . '</span><span id="nick_help_text">';
		$nick_help .= t('This will be used to create a unique network address (like an email address).');
		if(! get_config('system','unicode_usernames')) {
			$nick_help .= ' ' . t('Allowed characters are a-z 0-9, - and _');
		}
		$nick_help .= '<span>';

		$privacy_role = ((x($_REQUEST,'permissions_role')) ? $_REQUEST['permissions_role'] :  "" );

		$perm_roles = \Zotlabs\Access\PermissionRoles::channel_roles();

		$name = array('name', t('Channel name'), ((x($_REQUEST,'name')) ? $_REQUEST['name'] : ''), $name_help, "*");
		$nickhub = '@' . \App::get_hostname();
		$nickname = array('nickname', t('Choose a short nickname'), ((x($_REQUEST,'nickname')) ? $_REQUEST['nickname'] : ''), $nick_help, "*");
		$role = array('permissions_role' , t('Channel role'), ($privacy_role) ? $privacy_role : 'personal', '', $perm_roles);

		$o = replace_macros(get_markup_template('new_channel.tpl'), array(
			'$title'        => t('Create a Channel'),
			'$desc'         => t('A channel is a unique network identity. It can represent a person (social network profile), a forum (group), a business or celebrity page, a newsfeed, and many other things.') ,
			'$label_import' => t('or <a href="import">import an existing channel</a> from another location.'),
			'$name'         => $name,
			'$role'		    => $role,
			'$default_role' => $default_role,
			'$nickname'     => $nickname,
			'$validate'     => t('Validate'),
			'$submit'       => t('Create'),
			'$channel_usage_message' => $channel_usage_message,
			'$canadd'	=> $canadd
		));

		return $o;

	}


}
