<?php
/*
 * Vacation plugin that adds a new tab to the settings section
 * to enable forward / out of office replies.
 *
 * @package	plugins
 * @uses	rcube_plugin
 * @author	Jasper Slits <jaspersl@gmail.com>
 * @version	1.9
 * @license     GPL
 * @link	https://sourceforge.net/projects/rcubevacation/
 * @todo	See README.TXT
*/

// Load required dependencies
require 'lib/vacationdriver.class.php';
require 'lib/dotforward.class.php';
require 'lib/vacationfactory.class.php';
require 'lib/VacationConfig.class.php';

class vacation extends rcube_plugin {
    
    public $task = 'settings';
    private $v = "";
    private $inicfg = "";
    private $enableVacationTab = true;
    private $vcObject;
    
    public function init() {
        $this->add_texts('localization/', array('vacation'));
        $this->load_config();
        
        $this->inicfg = $this->readIniConfig();

        
        // Don't proceed if the current host does not support vacation
        if (!$this->enableVacationTab) {
            return false;
        }

        $this->v = VacationDriverFactory::Create($this->inicfg['driver']);

        $this->v->setIniConfig($this->inicfg);
        $this->register_action('plugin.vacation', array($this, 'vacation_init'));
        $this->register_action('plugin.vacation-save', array($this, 'vacation_save'));
        $this->register_handler('plugin.vacation_form', array($this, 'vacation_form'));
        // The vacation_aliases method is defined in vacationdriver.class.php so use $this->v here
        $this->register_action('plugin.vacation_aliases', array($this->v, 'vacation_aliases'));
        $this->include_script('vacation.js');
        $this->include_stylesheet('skins/default/vacation.css');
        $this->rcmail = rcmail::get_instance();
        $this->user = $this->rcmail->user;
        $this->identity = $this->user->get_identity();
        
        // forward settings are shared by ftp,sshftp and setuid driver.
        $this->v->setDotForwardConfig($this->inicfg['driver'],$this->vcObject->getDotForwardCfg());
    }
    
    public function vacation_init() {
        $this->add_texts('localization/', array('vacation'));
        $rcmail = rcmail::get_instance();
        $rcmail->output->set_pagetitle($this->gettext('autoresponder'));
        //Load template
        $rcmail->output->send('vacation.vacation');
    }
    
    public function vacation_save() {
        $rcmail = rcmail::get_instance();

        // Initialize the driver
        $this->v->init();

        if ($this->v->save()) {
//          $this->v->getActionText() Dummy for now
            $rcmail->output->show_message($this->gettext("success_changed"), 'confirmation');
        } else {
            $rcmail->output->show_message($this->gettext("failed"), 'error');
        }
        $this->vacation_init();
    }

    // Parse config.ini and get configuration for current host
    private function readIniConfig() {
        $this->vcObject = new VacationConfig();
        $this->vcObject->setCurrentHost($_SESSION['imap_host']);
        $config = $this->vcObject->getCurrentConfig();

        if (false !== ($errorStr = $this->vcObject->hasError())) {
            raise_error(array('code' => 601, 'type' => 'php', 'file' => __FILE__,
                        'message' => sprintf("Vacation plugin: %s", $errorStr)), true, true);
        }
        $this->enableVacationTab = $this->vcObject->hasVacationEnabled();

        return $config;
    }
    
    public function vacation_form() {
        $rcmail = rcmail::get_instance();
        // Initialize the driver
        $this->v->init();
        $settings = $this->v->_get();

        // Load default body & subject if present.
        if (empty($settings['subject']) && $defaults = $this->v->loadDefaults()) {
            $settings['subject'] = $defaults['subject'];
            $settings['body'] = $defaults['body'];
        }

        $rcmail->output->set_env('product_name', $rcmail->config->get('product_name'));
        // return the complete edit form as table
        $out = '<fieldset><legend>' . $this->gettext('outofoffice') . ' ::: ' . $rcmail->user->data['username'] . '</legend>' . "\n";
        // show autoresponder properties

        // Auto-reply enabled
        $field_id = 'vacation_enabled';
        $input_autoresponderactive = new html_checkbox(array('name' => '_vacation_enabled', 'id' => $field_id, 'value' => 1));
        $out .= sprintf("<p><label for=\"%s\">%s</label>&nbsp;%s</p>\n",
                $field_id,
                rep_specialchars_output($this->gettext('autoreply')),
                $input_autoresponderactive->show($settings['enabled']));

        // Subject
        $field_id = 'vacation_subject';
        $input_autorespondersubject = new html_inputfield(array('name' => '_vacation_subject', 'id' => $field_id, 'size' => 90));
        $out .= sprintf("<p><label for=\"%s\">%s</label>&nbsp;%s</p>\n",
                $field_id,
                rep_specialchars_output($this->gettext('autoreplysubject')),
                $input_autorespondersubject->show($settings['subject']));

        // Out of office body
        $field_id = 'vacation_body';
        $input_autoresponderbody = new html_textarea(array('name' => '_vacation_body', 'id' => $field_id, 'cols' => 88, 'rows' => 20));
        $out .= sprintf("<p><label for=\"%s\">%s</label>&nbsp;%s</p>\n",
                $field_id,
                rep_specialchars_output($this->gettext('autoreplymessage')),
                $input_autoresponderbody->show($settings['body']));

        /* We only use aliases for .forward and only if it's enabled in the config*/
        if ($this->v->useAliases()) {
		$size = 0;

		// If there are no multiple identities, hide the button and add increase the size of the textfield
		$hasMultipleIdentities = $this->v->vacation_aliases('buttoncheck');
		if ($hasMultipleIdentities == '') $size = 15;

                $field_id = 'vacation_aliases';
                $input_autoresponderalias = new html_inputfield(array('name' => '_vacation_aliases', 'id' => $field_id, 'size' => 75+$size));
                $out .= '<p>' . $this->gettext('separate_alias') . '</p>';

            // Inputfield with button
            $out .= sprintf('<p><label for="%s">%s</label>&nbsp;%s
              ', $field_id, rep_specialchars_output($this->gettext('aliases')),
				  $input_autoresponderalias->show($settings['aliases']));
			if ($hasMultipleIdentities!='')
				$out .= sprintf('<input type="button" id="aliaslink" class="button" value="%s"/>',
			  rep_specialchars_output($this->gettext('aliasesbutton')));
			$out .= "</p>";

        }
        $out .= '</fieldset><fieldset><legend>' . $this->gettext('forward') . '</legend>';

        	// Keep a local copy of the mail
			$field_id = 'vacation_keepcopy';
			$input_localcopy = new html_checkbox(array('name' => '_vacation_keepcopy', 'id' => $field_id, 'value' => 1));
			$out .= sprintf("<p><label for=\"%s\">%s</label>&nbsp;%s</p>\n",
					$field_id,
					rep_specialchars_output($this->gettext('keepcopy')),
					$input_localcopy->show($settings['keepcopy']));
			

		// Information on the forward in a seperate fieldset.
		if (! isset($this->inicfg['disable_forward']) || ( isset($this->inicfg['disable_forward']) && $this->inicfg['disable_forward']==false))
		{
                        $out .= '<p>' . $this->gettext('separate_forward') . '</p>';

			// Forward mail to another account
			$field_id = 'vacation_forward';
			$input_autoresponderforward = new html_inputfield(array('name' => '_vacation_forward', 'id' => $field_id, 'size' => 90));
			$out .= sprintf("<p><label for=\"%s\">%s</label>&nbsp;%s</p>\n",
					$field_id,
					rep_specialchars_output($this->gettext('forwardingaddresses')),
					$input_autoresponderforward->show($settings['forward']));

			
		}
                $out .= "</fieldset>\n";
        $rcmail->output->add_gui_object('vacationform', 'vacation-form');
        return $out;
    }
}

?>