<?php

/**
 * DNS 
 * 
 * @author Naumov-Socolov <naumov.socolov@gmail.com>
 * @author Malishev Dima <dima.malishev@gmail.com>
 * @author vesta, http://vestacp.com/
 * @copyright vesta 2010-2011
 */
class DNS extends AjaxHandler 
{
 
    /**
     * list entries
     * 
     * @param Request $request
     * @return
     */
    public function getListExecute($request) {
        $_user = 'vesta';
        $reply = array();

        $result = Vesta::execute(Vesta::V_LIST_DNS_DOMAINS, array($_user, Config::get('response_type')));
        foreach ($result['data'] as $dns_domain => $details)
        {
            $reply[] = array(
                 'DNS_DOMAIN' => $dns_domain,
                 'IP' => $details['IP'],
                 'TPL' => $details['TPL'],
                 'TTL' => $details['TTL'],
                 'EXP' => $details['EXP'],
                 'SOA' => $details['SOA'],
                 'SUSPEND' => $details['SUSPEND'],                
                 'DATE' => date(Config::get('ui_date_format', strtotime($details['DATE'])))
            );
        }
        if (!$result['status'])
        {
            $this->errors[] = array($result['error_code'] => $result['error_message']);
        }

        return $this->reply($result['status'], $reply);
    }

    /**
     * List records of entries
     * 
     * @param Request $request
     * @return
     */
    public function getListRecordsExecute($request) 
    {
        $r = new Request();
        $_s = $r->getSpell();
        $_user = 'vesta';

        $reply = array();
       
        $result = Vesta::execute(Vesta::V_LIST_DNS_DOMAIN_RECORDS, array($_user, $_s['DNS_DOMAIN'], Config::get('response_type')));
        foreach ($result['data'] as $record_id => $details)
        {
            $reply[$record_id] = array(
                 'RECORD_ID' => $record_id,
                 'RECORD' => $details['RECORD'],
                 'RECORD_TYPE' => $details['TYPE'],
                 'RECORD_VALUE' => $details['VALUE'],
                 'SUSPEND' => $details['SUSPEND'],
                 'DATE' => date(Config::get('ui_date_format', strtotime($details['DATE'])))
            );
        }

        if (!$result['status'])
        {
            $this->errors[] = array($result['error_code'] => $result['error_message']);
        }
         
        return $this->reply($result['status'], $reply);
    }

    /**
     * Add entry
     * 
     * v_add_dns_domain user domain ip [template] [exp] [soa] [ttl]
     * http://95.163.16.160:8083/dispatch.php?jedi_method=DNS.add&USER=vesta&DOMAIN=dev.vestacp.com&IP_ADDRESS=95.163.16.160&TEMPLATE=default&EXP=01-01-12&SOA=ns1.vestacp.com&TTL=3600
     * 
     * @param Request $request
     * @return
     */    
    public function addExecute($_spell = false) 
    {
        $r = new Request();
        if ($_spell) 
        {
            $_s = $_spell;
        }
        else
        {
            $_s = $r->getSpell();
        }

        $_user = 'vesta';
        $params = array(
            'USER' => $_user,  // TODO: examine if OWNER ???
            'DNS_DOMAIN' => $_s['DNS_DOMAIN'],
            'IP' => $_s['IP']
        );
        ($_s['TPL']) ? $params['TPL'] = $_s['TPL'] : -1;
        ($_s['EXP']) ? $params['EXP'] = $_s['EXP'] : -1;
        ($_s['SOA']) ? $params['SOA'] = $_s['SOA'] : -1;
        ($_s['TTL']) ? $params['TTL'] = $_s['TTL'] : -1;

        $result = Vesta::execute(Vesta::V_ADD_DNS_DOMAIN, $params);
        if (!$result['status'])
        {
            $this->errors[] = array($result['error_code'] => $result['error_message']);
        }

        return $this->reply($result['status'], $result['data']);
    }

    /**
     * Add record
     * 
     * @param Request $request
     * @return
     */
    public function addRecordExecute($request) 
    {
        $r = new Request();
        $_s = $r->getSpell();
        $_user = 'vesta';

        $params = array(
            'USER' => $_s['USER'],  // TODO: find out if it's OWNER ???
            'DOMAIN' => $_s['DOMAIN'],
            'RECORD' => $_s['RECORD'],
            'RECORD_TYPE' => $_s['TYPE'],
            'RECORD_VALUE' => $_s['VALUE'],
            'RECORD_ID' => $_s['RECORD_ID']
        );

        $result = Vesta::execute(Vesta::V_ADD_DNS_DOMAIN_RECORD, $params);

        if (!$result['status']) 
        {
            $this->errors[] = array($result['error_code'] => $result['error_message']);
        }

        return $this->reply($result['status'], $result['data']);
    }


    /**
     * Delete entry
     * 
     * @param mixed $_spell
     * @return
     */
    public function delExecute($_spell = false) 
    {
        $r = new Request();
        if ($_spell)
        {
            $_s = $_spell;
        }
        else
        {
            $_s = $r->getSpell();
        }

        $_user = 'vesta';
        $params = array(
            'USER' => $_user,  // TODO: find out -> OWNER ???
            'DOMAIN' => $_s['DNS_DOMAIN'],
        );

        $result = Vesta::execute(Vesta::V_DEL_DNS_DOMAIN, $params);

        if (!$result['status']) 
        {
            $this->errors[] = array($result['error_code'] => $result['error_message']);
        }

        return $this->reply($result['status'], $result['data']);
    }


    /**
     * Delete record
     * 
     * @param Request $request
     * @return
     */
    function delRecordExecute($request) 
    {
        $r = new Request();
        $_s = $r->getSpell();
        $_user = 'vesta';

        $params = array(
            'USER' => $_user,  // TODO: find out if -> OWNER ???
            'DOMAIN' => $_s['DOMAIN'],
            'RECORD_ID' => $_s['RECORD_ID']
        );

        $result = Vesta::execute(Vesta::V_DEL_DNS_DOMAIN_RECORD, $params);

        if (!$result['status'])
        {
            $this->errors[] = array($result['error_code'] => $result['error_message']);
        }

        return $this->reply($result['status'], $result['data']);
    }
    
    /**
     * Change entry
     * 
     * @param Request $request
     * @return
     */
    public function changeExecute($request)
    {
        $r = new Request();
        $_s = $r->getSpell();
        $_old = $_s['old'];
        $_new = $_s['new'];

        $_user = 'vesta';

        $_DNS_DOMAIN = $_new['DNS_DOMAIN'];


        if ($_old['IP'] != $_new['IP'])
        {
            $result = array();
            $result = Vesta::execute(Vesta::V_CHANGE_DNS_DOMAIN_IP, array('USER' => $_user, 'DNS_DOMAIN' => $_DNS_DOMAIN, 'IP' => $_new['IP']));
            if(!$result['status'])
            {
                $this->status = FALSE;
                $this->errors['IP_ADDRESS'] = array($result['error_code'] => $result['error_message']);
            }
        }

        if ($_old['TPL'] != $_new['TPL'])
        {
            $result = array();
            $result = Vesta::execute(Vesta::V_CHANGE_DNS_DOMAIN_TPL, array('USER' => $_user, 'DNS_DOMAIN' => $_DNS_DOMAIN, 'IP' => $_new['TPL']));
            if(!$result['status'])
            {
                $this->status = FALSE;
                $this->errors['TPL'] = array($result['error_code'] => $result['error_message']);
            }
        }

        if ($_old['TTL'] != $_new['TTL'])
        {
            $result = array();
            $result = Vesta::execute(Vesta::V_CHANGE_DNS_DOMAIN_TTL, array('USER' => $_user, 'DNS_DOMAIN' => $_DNS_DOMAIN, 'IP' => $_new['TTL']));
            if(!$result['status'])
            {
                $this->status = FALSE;
                $this->errors['TTL'] = array($result['error_code'] => $result['error_message']);
            }
        }

        if ($_old['EXP'] != $_new['EXP'])
        {
            $result = array();
            $result = Vesta::execute(Vesta::V_CHANGE_DNS_DOMAIN_EXP, array('USER' => $_user, 'DNS_DOMAIN' => $_DNS_DOMAIN, 'IP' => $_new['EXP']));
            if (!$result['status'])
            {
                $this->status = FALSE;
                $this->errors['EXP'] = array($result['error_code'] => $result['error_message']);
            }
        }

        if ($_old['SOA'] != $_new['SOA'])
        {
            $result = array();
            $result = Vesta::execute(Vesta::V_CHANGE_DNS_DOMAIN_SOA, array('USER' => $_user, 'DNS_DOMAIN' => $_new['DNS_DOMAIN'], 'IP' => $_new['SOA']));
            if (!$result['status'])
            {
                $this->status = FALSE;
                $this->errors['SOA'] = array($result['error_code'] => $result['error_message']);
            }
        }

        if (!$this->status)
        {
            Vesta::execute(Vesta::V_CHANGE_DNS_DOMAIN_IP, array('USER' => $_user, 'DNS_DOMAIN' => $_DNS_DOMAIN, 'IP' => $_old['IP']));
            Vesta::execute(Vesta::V_CHANGE_DNS_DOMAIN_TPL, array('USER' => $_user, 'DNS_DOMAIN' => $_DNS_DOMAIN, 'IP' => $_old['TPL']));
            Vesta::execute(Vesta::V_CHANGE_DNS_DOMAIN_TTL, array('USER' => $_user, 'DNS_DOMAIN' => $_DNS_DOMAIN, 'IP' => $_old['TTL']));
            Vesta::execute(Vesta::V_CHANGE_DNS_DOMAIN_EXP, array('USER' => $_user, 'DNS_DOMAIN' => $_DNS_DOMAIN, 'IP' => $_old['EXP']));
            Vesta::execute(Vesta::V_CHANGE_DNS_DOMAIN_SOA, array('USER' => $_user, 'DNS_DOMAIN' => $_new['DNS_DOMAIN'], 'IP' => $_old['SOA']));
        }

        return $this->reply($this->status, '');
    }

    /**
     * Change record
     * 
     * @param Request $request
     * @return
     */
    public function changeRecordsExecute($request)
    {
        $r = new Request();
        $_s = $r->getSpell();
        $_old = $_s['old'];
        $_new = $_s['new'];
        $_user = 'vesta';
        $_DNS_DOMAIN = $_s['DNS_DOMAIN'];

        foreach ($_new as $record_id => $record_data)
        {
            // checking if record existed - update
            if(is_array($_old[$record_id]))
            {
                // TODO: Remove this. is it necessary??!
                echo '<br> updating'.$record_id;

                $result = Vesta::execute(Vesta::V_CHANGE_DNS_DOMAIN_RECORD, array('USER' => $_user, 'DNS_DOMAIN' => $_DNS_DOMAIN, 'ID' => $record_id, 'RECORD' => $record_data['RECORD'], 'TYPE' => $record_data['RECORD_TYPE'], 'VALUE' => $record_data['RECORD_VALUE']));
                if(!$result['status'])
                {
                    $this->status = FALSE;
                    $this->errors[$record_id] = array($result['error_code'] => $result['error_message']);
                }
            }
            else
            {
                // record is new - add
                // TODO: Remove this. is it necessary??!
                echo '<br> adding'.$record_id;

                $result = Vesta::execute(Vesta::V_ADD_DNS_DOMAIN_RECORD, array('USER' => $_user, 'DNS_DOMAIN' => $_DNS_DOMAIN, 'RECORD' => $record_data['RECORD'], 'TYPE' => $record_data['RECORD_TYPE'], 'VALUE' => $record_data['RECORD_VALUE'], 'ID' => $record_id));
                if(!$result['status'])
                {
                    $this->status = FALSE;
                    $this->errors[$record_id] = array($result['error_code'] => $result['error_message']);
                }
            }

            unset($_old[$record_id]);
        }

        // in $_old have remained only record that do not present in new - so they have to be deleted
        foreach ($_old as $record_id => $record_data)
        {
            echo '<br> deleting'.$record_id;        
        }

        return $this->reply($this->status, '');
    }
    
    
}