#Gocha#

<?php

// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/** Configurable Reports
  * A Moodle block for creating customizable reports
  * @package blocks
  * @author: Juan leyva <http://www.twitter.com/jleyvadelgado>
  * @date: 2009
  */

class component_columns extends component_base{

function init(){
		$this->plugins = true;
		$this->ordering = true;
		$this->form = true;
		$this->help = true;
	}

function process_form(){
		if($this->form){
			return true;
		}
	}

function add_form_elements(&$mform,$fullform){
		global $DB, $CFG;

$mform->addElement('header',  'crformheader' ,get_string('columnandcellproperties','block_configurable_reports'), '');

$mform->addElement('text', 'columname', get_string('name'));
		if (!empty($CFG->formatstringstriptags)) {
            $mform->setType('columname', PARAM_TEXT);
        } else {
            $mform->setType('columname', PARAM_CLEAN);
		}

$mform->addElement('select', 'align', get_string('cellalign','block_configurable_reports'),array('center'=>'center','left'=>'left','right'=>'right'));
		$mform->setAdvanced('align');

$mform->addElement('text', 'size', get_string('cellsize','block_configurable_reports'));
		$mform->setType('size', PARAM_CLEAN);
		$mform->setAdvanced('size');

$mform->addElement('select', 'wrap', get_string('cellwrap','block_configurable_reports'),array(''=>'Wrap','nowrap'=>'No Wrap'));
		$mform->setAdvanced('wrap');

$mform->addRule('columname',get_string('required'),'required');
	}

function validate_form_elements($data,$errors){
		if(!empty($data['size']) && !preg_match("/^\d+(%|px)$/i",trim($data['size'])))
			$errors['size'] = get_string('badsize','block_configurable_reports');
		return $errors;
	}

function form_process_data(&$cform){
		global $DB;
		if($this->form){
			$data = $cform->get_data();
			// cr_serialize() will add slashes

$components = cr_unserialize($this->config->components);
			$components['columns']['config'] = $data;
			$this->config->components = cr_serialize($components);
			$DB->update_record('block_configurable_reports',$this->config);
		}
	}

function form_set_data(&$cform){
		if($this->form){
			$fdata = new stdclass;
			$components = cr_unserialize($this->config->components);

$fdata = (isset($components['columns']['config']))? $components['columns']['config']: $fdata;

$cform->set_data($fdata);
		}
	}

}