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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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require_once($CFG->dirroot.'/blocks/configurable_reports/plugin.class.php');
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class plugin_line extends plugin_base {
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public function init() {
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$this->fullname = get_string('line', 'block_configurable_reports');
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$this->form = true;
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$this->ordering = true;
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$this->reporttypes = array('timeline', 'sql', 'timeline');
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}
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public function summary($data) {
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return get_string('linesummary', 'block_configurable_reports');
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}
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// Data -> Plugin configuration data.
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public function execute($id, $data, $finalreport) {
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global $DB, $CFG;
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$series = array();
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$data->xaxis--;
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$data->yaxis--;
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$data->serieid--;
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$minvalue = 0;
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$maxvalue = 0;
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if ($finalreport) {
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foreach ($finalreport as $r) {
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$hash = md5(strtolower($r[$data->serieid]));
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$sname[$hash] = $r[$data->serieid];
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$val = (isset($r[$data->yaxis]) && is_numeric($r[$data->yaxis])) ? $r[$data->yaxis] : 0;
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$series[$hash][] = $val;
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$minvalue = ($val < $minvalue) ? $val : $minvalue;
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$maxvalue = ($val > $maxvalue) ? $val : $maxvalue;
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}
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}
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$params = '';
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$i = 0;
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foreach ($series as $h => $s) {
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$params .= "&serie$i=".base64_encode($sname[$h].'||'.implode(',', $s));
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$i++;
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}
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return $CFG->wwwroot.'/blocks/configurable_reports/components/plot/line/graph.php?reportid='.$this->report->id.'&id='.$id.$params.'&min='.$minvalue.'&max='.$maxvalue;
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}
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public function get_series($data) {
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$series = array();
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foreach ($_GET as $key => $val) {
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if (strpos($key, 'serie') !== false) {
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$id = (int) str_replace('serie', '', $key);
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list($name, $values) = explode('||', base64_decode($val));
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$series[$id] = array('serie' => explode(',', $values), 'name' => $name);
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}
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}
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return $series;
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}
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}
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