. // Exports selected outcomes in CSV format. require_once '../../../config.php'; require_once $CFG->dirroot.'/grade/lib.php'; require_once $CFG->libdir.'/gradelib.php'; $courseid = optional_param('id', 0, PARAM_INT); $action = optional_param('action', '', PARAM_ALPHA); /// Make sure they can even access this course if ($courseid) { if (!$course = get_record('course', 'id', $courseid)) { print_error('nocourseid'); } require_login($course); $context = get_context_instance(CONTEXT_COURSE, $course->id); require_capability('moodle/grade:manage', $context); if (empty($CFG->enableoutcomes)) { redirect('../../index.php?id='.$courseid); } } else { require_once $CFG->libdir.'/adminlib.php'; admin_externalpage_setup('outcomes'); } if (!confirm_sesskey()) { break; } // $outcome = grade_outcome::fetch(array('id'=>$outcomeid)); $systemcontext = get_context_instance(CONTEXT_SYSTEM); header("Content-Type: text/csv; charset=utf-8"); // TODO: make the filename more useful, include a date, a specific name, something... header('Content-Disposition: attachment; filename=outcomes.csv'); // sending header with clear names, to make 'what is what' as easy as possible to understand $header = array('outcome_name', 'outcome_shortname', 'outcome_description', 'scale_name', 'scale_items', 'scale_description'); echo format_csv($header, ';', '"'); $outcomes = array(); if ( $courseid ) { $outcomes = array_merge(grade_outcome::fetch_all_global(), grade_outcome::fetch_all_local($courseid)); } else { $outcomes = grade_outcome::fetch_all_global(); } foreach($outcomes as $outcome) { $line = array(); $line[] = $outcome->get_name(); $line[] = $outcome->get_shortname(); $line[] = $outcome->description; $scale = $outcome->load_scale(); $line[] = $scale->get_name(); $line[] = $scale->compact_items(); $line[] = $scale->description; echo format_csv($line, ';', '"'); } /** * Formats and returns a line of data, in CSV format. This code * is from http://au2.php.net/manual/en/function.fputcsv.php#77866 * * @params array-of-string $fields data to be exported * @params char $delimiter char to be used to separate fields * @params char $enclosure char used to enclose strings that contains newlines, spaces, tabs or the delimiter char itself * @returns string one line of csv data */ function format_csv($fields = array(), $delimiter = ';', $enclosure = '"') { $str = ''; $escape_char = '\\'; foreach ($fields as $value) { if (strpos($value, $delimiter) !== false || strpos($value, $enclosure) !== false || strpos($value, "\n") !== false || strpos($value, "\r") !== false || strpos($value, "\t") !== false || strpos($value, ' ') !== false) { $str2 = $enclosure; $escaped = 0; $len = strlen($value); for ($i=0;$i<$len;$i++) { if ($value[$i] == $escape_char) { $escaped = 1; } else if (!$escaped && $value[$i] == $enclosure) { $str2 .= $enclosure; } else { $escaped = 0; } $str2 .= $value[$i]; } $str2 .= $enclosure; $str .= $str2.$delimiter; } else { $str .= $value.$delimiter; } } $str = substr($str,0,-1); $str .= "\n"; return $str; }