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efrain |
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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Configurable Reports
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* A Moodle block for creating customizable reports
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* @package blocks
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* @author: Juan leyva <http://www.twitter.com/jleyvadelgado>
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* @date: 2009
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*/
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if (!defined('MOODLE_INTERNAL')) {
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// It must be included from a Moodle page.
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die('Direct access to this script is forbidden.');
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}
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require_once($CFG->libdir.'/formslib.php');
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class ccoursefield_form extends moodleform {
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public $allowedops = [
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'=' => '=',
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'>' => '>',
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'<' => '<',
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'>=' => '>=',
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'<=' => '<=',
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'<>' => '<>',
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'LIKE' => 'LIKE',
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'NOT LIKE' => 'NOT LIKE',
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'LIKE % %' => 'LIKE % %'
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];
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public function definition() {
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global $DB, $USER, $CFG;
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$mform =& $this->_form;
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$mform->addElement('header', 'crformheader', get_string('coursefield', 'block_configurable_reports'), '');
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$columns = $DB->get_columns('course');
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$coursecolumns = [];
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foreach ($columns as $c) {
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$coursecolumns[$c->name] = $c->name;
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}
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$mform->addElement('select', 'field', get_string('column', 'block_configurable_reports'), $coursecolumns);
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$mform->addElement('select', 'operator', get_string('operator', 'block_configurable_reports'), $this->allowedops);
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$mform->addElement('text', 'value', get_string('value', 'block_configurable_reports'));
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$mform->setType('value', PARAM_RAW);
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// Buttons.
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$this->add_action_buttons(true, get_string('add'));
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}
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public function validation($data, $files) {
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global $DB, $db, $CFG;
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$errors = parent::validation($data, $files);
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if (!in_array($data['operator'], $this->allowedops)) {
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$errors['operator'] = get_string('error_operator', 'block_configurable_reports');
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}
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$columns = $DB->get_columns('course');
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$coursecolumns = array();
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foreach ($columns as $c) {
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$coursecolumns[$c->name] = $c->name;
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}
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if (!in_array($data['field'], $coursecolumns)) {
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$errors['field'] = get_string('error_field', 'block_configurable_reports');
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}
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if (!is_numeric($data['value']) && preg_match('/^(<|>)[^(<|>)]/i', $data['operator'])) {
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$errors['value'] = get_string('error_value_expected_integer', 'block_configurable_reports');
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}
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return $errors;
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}
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}
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