<?php  // $Id: export.php,v 1.22 2012/07/25 11:16:03 bdaloukas Exp $
/**
 * This page exports a game to another platform e.g. html, jar
 * 
 * @author  bdaloukas
 * @version $Id: export.php,v 1.22 2012/07/25 11:16:03 bdaloukas Exp $
 * @package game
 **/

require( '../../config.php');
ob_start();

require_once ($CFG->dirroot.'/lib/formslib.php');
require( 'locallib.php');
require( 'headergame.php');

    $context = game_get_context_module_instance( $cm->id);
    if (!has_capability('mod/game:viewreports', $context))
        return;

    $target  = optional_param('target', "", PARAM_ALPHANUM);  // action

class mod_game_exporthtml_form extends moodleform {

    function definition() {
        global $CFG, $game;

        $mform = $this->_form;
        $html = $this->_customdata['html'];
//-------------------------------------------------------------------------------
        $mform->addElement('header', 'general', get_string('general', 'form'));

        if( $game->gamekind == 'hangman'){
            $options = array();
            $options[ '0'] = 'Hangman with phrases';
            $options[ 'hangmanp'] = 'Hangman with pictures';
            $mform->addElement('select', 'type', get_string('javame_type', 'game'), $options);
            if( $html->type == 0)
                $mform->setDefault('type', '0');
            else
                $mform->setDefault('type', 'hangmanp');
        }

    //filename
        $mform->addElement('text', 'filename', get_string('javame_filename', 'game'), array('size'=>'30'));
        $mform->setDefault('filename',$html->filename);
        $mform->setType('filename', PARAM_TEXT);

    //html title
        $mform->addElement('text', 'title', get_string('html_title', 'game'), array('size'=>'80'));
        $mform->setDefault('title',$html->title);
        $mform->setType('title', PARAM_TEXT);

    //fields for hangman
        if( $game->gamekind == 'hangman')
        {
            $mform->addElement('text', 'maxpicturewidth', get_string('javame_maxpicturewidth', 'game'), array('size'=>'5'));
            $mform->setDefault('maxpicturewidth',$html->maxpicturewidth);
            $mform->setType('maxpicturewidth', PARAM_INT);
            $mform->addElement('text', 'maxpictureheight', get_string('javame_maxpictureheight', 'game'), array('size'=>'5'));
            $mform->setDefault('maxpictureheight',$html->maxpictureheight);
            $mform->setType('maxpictureheight', PARAM_INT);
        }
       
    //fiels for cross
        if( $game->gamekind == 'cross')
        {
            $mform->addElement('selectyesno', 'checkbutton', get_string('html_hascheckbutton', 'game'));
            $mform->setDefault('checkbutton',$html->checkbutton);
            $mform->addElement('selectyesno', 'printbutton', get_string('html_hasprintbutton', 'game'));
            $mform->setDefault('printbutton',$html->printbutton);
        }

        $mform->addElement('hidden', 'q', $game->id);
        $mform->setType('q', PARAM_INT);
        $mform->addElement('hidden', 'target', 'html');
        $mform->setType('target', PARAM_TEXT);

//-------------------------------------------------------------------------------
        $mform->addElement('submit', 'submitbutton', get_string( 'export', 'game'));
        $mform->closeHeaderBefore('submitbutton');
//-------------------------------------------------------------------------------
    }

    function validation($data, $files) {
        global $CFG, $USER, $DB;
        $errors = parent::validation($data, $files);


        return $errors;
    }

    function export() {
        global $game, $DB;

        $mform = $this->_form;
        
        $html = new stdClass();
        $html->id = $this->_customdata['html']->id;
    	$html->type = optional_param('type', 0, PARAM_ALPHANUM);
        $html->filename = $mform->getElementValue('filename');
        $html->title = $mform->getElementValue('title');
        $html->maxpicturewidth = optional_param('maxpicturewidth', 0, PARAM_INT);
        $html->maxpictureheight = optional_param('maxpictureheight', 0, PARAM_INT);
        if( $mform->elementExists( 'checkbutton')){
            $checkbuttonvalue = $mform->getElementValue('checkbutton');
            $html->checkbutton = $checkbuttonvalue[ 0];
        }
        if( $mform->elementExists( 'printbutton')){
            $printbuttonvalue = $mform->getElementValue('printbutton');
            $html->printbutton = $printbuttonvalue[ 0];
        }

        if (!($DB->update_record( 'game_export_html', $html))){
            print_error("game_export_html: not updated id=$html->id");
        }
	            
        $cm = get_coursemodule_from_instance('game', $game->id, $game->course);
        $context = get_context_instance(CONTEXT_MODULE, $cm->id);
	            
        require_once("exporthtml.php");
        game_OnExportHTML( $game, $context, $html);
    }
}

class mod_game_exportjavame_form extends moodleform {

    function definition() {
        global $CFG, $DB, $game;

        $mform = $this->_form;
        $javame = $this->_customdata['javame'];

//-------------------------------------------------------------------------------
        $mform->addElement('header', 'general', get_string('general', 'form'));

        if( $game->gamekind == 'hangman'){
            $options = array();
            $options[ '0'] = 'Hangman with phrases';
            $options[ 'hangmanp'] = 'Hangman with pictures';
            $mform->addElement('select', 'type', get_string('javame_type', 'game'), $options);     
        }

    //filename
        $mform->addElement('text', 'filename', get_string('javame_filename', 'game'), array('size'=>'30'));
        $mform->setDefault('filename',$javame->filename);
        $mform->setType('filename', PARAM_TEXT);
        $mform->addElement('text', 'icon', get_string('javame_icon', 'game'));
        $mform->setDefault('icon',$javame->icon);
        $mform->setType('icon', PARAM_TEXT);  
        $mform->addElement('text', 'createdby', get_string('javame_createdby', 'game'));
        $mform->setDefault('createdby',$javame->createdby);
        $mform->setType('createdby', PARAM_TEXT);
        $mform->addElement('text', 'vendor', get_string('javame_vendor', 'game'));
        $mform->setDefault('vendor',$javame->vendor);
        $mform->setType('vendor', PARAM_TEXT);
        $mform->addElement('text', 'name', get_string('javame_name', 'game'), array('size'=>'80'));
        $mform->setDefault('name',$javame->name);
        $mform->setType('name', PARAM_TEXT);
        $mform->addElement('text', 'description', get_string('javame_description', 'game'), array('size'=>'80'));
        $mform->setDefault('description',$javame->description);
        $mform->setType('description', PARAM_TEXT);
        $mform->addElement('text', 'version', get_string('javame_version', 'game'), array('size'=>'10'));
        $mform->setDefault('version',$javame->version);
        $mform->setType('version', PARAM_TEXT);
        $mform->addElement('text', 'maxpicturewidth', get_string('javame_maxpicturewidth', 'game'), array('size'=>'5'));
        $mform->setDefault('maxpicturewidth',$javame->maxpicturewidth);
        $mform->setType('maxpicturewidth', PARAM_INT);
        $mform->addElement('text', 'maxpictureheight', get_string('javame_maxpictureheight', 'game'), array('size'=>'5'));
        $mform->setDefault('maxpictureheight',$javame->maxpictureheight);
        $mform->setType('maxpictureheight', PARAM_INT);
    
        $mform->addElement('hidden', 'q', $game->id);
        $mform->setType('q', PARAM_INT);
        $mform->addElement('hidden', 'target', 'javame');
        $mform->setType('target', PARAM_TEXT);

//-------------------------------------------------------------------------------
        $mform->addElement('submit', 'submitbutton', get_string( 'export', 'game'));
        $mform->closeHeaderBefore('submitbutton');
//-------------------------------------------------------------------------------
        //$this->set_data($currententry);
    }

    function validation($data, $files) {
        global $CFG, $USER, $DB;
        $errors = parent::validation($data, $files);


        return $errors;
    }

    function export() {
        global $game, $DB;

        $mform = $this->_form;
        
        $javame = $this->_customdata['javame'];

    	$javame->type = optional_param('type', 0, PARAM_ALPHANUM);
        $javame->filename = $mform->getElementValue('filename');
        $javame->icon = $mform->getElementValue('icon');
        $javame->createdby = $mform->getElementValue('createdby');
        $javame->vendor = $mform->getElementValue('vendor');
        $javame->name = $mform->getElementValue('name');
        $javame->description = $mform->getElementValue('description');
        $javame->version = $mform->getElementValue('version');
        $javame->maxpicturewidth = $mform->getElementValue('maxpicturewidth');
        $javame->maxpictureheight = $mform->getElementValue('maxpictureheight');

        if (!($DB->update_record( 'game_export_javame', $javame))){
            print_error("game_export_javame: not updated id=$javame->id");
        }
	            
        require_once("exportjavame.php");
        game_OnExportJavaME( $game, $javame);
    }

} 


    // create form and set initial data
    if( $target == 'html'){
        $html = $DB->get_record( 'game_export_html', array( 'id' => $game->id));
        if( $html == false){
            $html = new stdClass();
            $html->id = $game->id;
            $html->checkbutton = 1;
            $html->printbutton = 1;
            game_insert_record( 'game_export_html', $html);
            $html = $DB->get_record( 'game_export_html', array( 'id' => $game->id));
        }
        $html->type = 0;
        $mform = new mod_game_exporthtml_form(null, array('id'=>$id, 'html' => $html));
    }else
    {
        $javame = $DB->get_record( 'game_export_javame', array( 'id' => $game->id));
        if( $javame == false){
            $javame = new stdClass();
            $javame->id = $game->id;
            $javame->filename = $game->gamekind;
            game_insert_record( 'game_export_javame', $javame);
            $javame = $DB->get_record( 'game_export_javame', array( 'id' => $game->id));
        }
        $mform = new mod_game_exportjavame_form(null, array('id'=>$id, 'javame' => $javame));
    }   

    if ($mform->is_cancelled()){
        ob_end_flush();
        if ($id){
            redirect("view.php?id=$cm->id&amp;mode=entry&amp;hook=$id");
        } else {
            redirect("view.php?id=$cm->id");
        }
    } else if ($entry = $mform->get_data()) {
        $mform->export();
    }else
    {
        ob_end_flush();
        if (!empty($id)) {
        $PAGE->navbar->add(get_string('export', 'game'));}

        $mform->display();
//        echo $OUTPUT->footer();
    }
    $OUTPUT->footer();

function game_send_stored_file($file) {
    if (file_exists($file)) {
        header('Content-Description: File Transfer');
        header('Content-Type: application/octet-stream');
        header('Content-Disposition: attachment; filename='.basename($file));
        header('Content-Transfer-Encoding: binary');
        header('Expires: 0');
        header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
        header('Pragma: public');
        header('Content-Length: ' . filesize($file));
        ob_clean();
        flush();
        readfile($file);
        exit;
    }else
        print_error("export.php: File does not exists ".$file);
}