#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
  */

if (!defined('MOODLE_INTERNAL')) {
    die('Direct access to this script is forbidden.');    ///  It must be included from a Moodle page
}

require_once($CFG->libdir.'/formslib.php');

class puserfield_form extends moodleform {

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

$mform =& $this->_form;

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

$columns = $DB->get_columns('user');

$usercolumns = array();
		foreach($columns as $c)
			$usercolumns[$c->name] = $c->name;

if($profile = $DB->get_records('user_info_field'))
			foreach($profile as $p)
				$usercolumns['profile_'.$p->shortname] = $p->name;

unset($usercolumns['password']);
		unset($usercolumns['secret']);

$mform->addElement('select', 'field', get_string('column','block_configurable_reports'), $usercolumns);

$mform->addElement('text','value',get_string('value','block_configurable_reports'));
		$mform->setType('value', PARAM_RAW);
		$mform->addRule('value',get_string('required'),'required');

// buttons
        $this->add_action_buttons(true, get_string('add'));

}

function validation($data,$files){
		global $DB, $db, $CFG;

$errors = parent::validation($data, $files);

$columns = $DB->get_columns('user');
		$usercolumns = array();
		foreach($columns as $c)
			$usercolumns[$c->name] = $c->name;

if($profile = $DB->get_records('user_info_field'))
			foreach($profile as $p)
				$usercolumns['profile_'.$p->shortname] = 'profile_'.$p->shortname;

if(!in_array($data['field'],$usercolumns)){
			$errors['field'] = get_string('error_field','block_configurable_reports');
		}

return $errors;
	}

}