skodak
58 lines
1.8 KiB
PHP
58 lines
1.8 KiB
PHP
<?php // $Id$
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require_once('../../../config.php');
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require_once($CFG->dirroot.'/lib/statslib.php');
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require_once($CFG->dirroot.'/lib/graphlib.php');
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$report = required_param('report', PARAM_INT);
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$time = required_param('time', PARAM_INT);
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$numcourses = required_param('numcourses', PARAM_INT);
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require_login();
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require_capability('moodle/site:viewreports', get_context_instance(CONTEXT_SYSTEM, SITEID));
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stats_check_uptodate($course->id);
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$param = stats_get_parameters($time,$report,SITEID,STATS_MODE_RANKED);
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if (!empty($param->sql)) {
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$sql = $param->sql;
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} else {
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$sql = "SELECT courseid,".$param->fields." FROM ".$CFG->prefix.'stats_'.$param->table
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." WHERE timeend >= ".$param->timeafter.' AND stattype = \'activity\''
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." GROUP BY courseid "
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.$param->extras
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." ORDER BY ".$param->orderby;
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}
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$courses = get_records_sql($sql, 0, $numcourses);
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if (empty($courses)) {
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error(get_string('statsnodata'),$CFG->wwwroot.'/'.$CFG->admin.'/report/course/index.php');
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}
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$graph = new graph(750,400);
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$graph->parameter['legend'] = 'outside-right';
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$graph->parameter['legend_size'] = 10;
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$graph->parameter['x_axis_angle'] = 90;
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$graph->parameter['title'] = false; // moodle will do a nicer job.
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$graph->y_tick_labels = null;
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$graph->offset_relation = null;
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if ($report != STATS_REPORT_ACTIVE_COURSES) {
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$graph->parameter['y_decimal_left'] = 2;
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}
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foreach ($courses as $c) {
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$graph->x_data[] = get_field('course','shortname','id',$c->courseid);
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$graph->y_data['bar1'][] = $c->{$param->graphline};
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}
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$graph->y_order = array('bar1');
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$graph->y_format['bar1'] = array('colour' => 'blue','bar' => 'fill','legend' => $param->{$param->graphline});
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$graph->draw_stack();
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?>
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