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https://github.com/moodle/moodle.git
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294 lines
12 KiB
PHP
294 lines
12 KiB
PHP
<?php // $Id$
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// Displays all grades for a course
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require_once("../config.php");
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require_once("lib.php");
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require_variable($id); // course id
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optional_variable($download, ""); // to download data
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require_login();
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if (! $course = get_record("course", "id", $id)) {
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error("Course ID was incorrect");
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}
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if (!isteacher($course->id)) {
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error("Only teachers can use this page!");
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}
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$strgrades = get_string("grades");
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$strgrade = get_string("grade");
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$strmax = get_string("maximumshort");
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$stractivityreport = get_string("activityreport");
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/// Check to see if groups are being used in this course
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if ($groupmode = groupmode($course)) { // Groups are being used
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if (isset($_GET['group'])) {
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$changegroup = $_GET['group']; /// 0 or higher
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} else {
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$changegroup = -1; /// This means no group change was specified
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}
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$currentgroup = get_and_set_current_group($course, $groupmode, $changegroup);
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} else {
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$currentgroup = false;
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}
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if ($currentgroup) {
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$students = get_group_students($currentgroup, "u.lastname ASC");
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} else {
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$students = get_course_students($course->id, "u.lastname ASC");
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}
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/// Get a list of all students
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if (!$students) {
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print_header("$course->shortname: $strgrades", "$course->fullname",
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"<a href=\"$CFG->wwwroot/course/view.php?id=$course->id\">$course->shortname</a>
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-> $strgrades");
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print_heading(get_string("nostudentsyet"));
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print_footer($course);
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exit;
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}
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foreach ($students as $student) {
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$grades[$student->id] = array(); // Collect all grades in this array
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$gradeshtml[$student->id] = array(); // Collect all grades html formatted in this array
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$totals[$student->id] = array(); // Collect all totals in this array
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}
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$columns = array(); // Accumulate column names in this array.
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$columnhtml = array(); // Accumulate column html in this array.
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/// Collect modules data
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get_all_mods($course->id, $mods, $modnames, $modnamesplural, $modnamesused);
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/// Search through all the modules, pulling out grade data
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$sections = get_all_sections($course->id); // Sort everything the same as the course
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for ($i=0; $i<=$course->numsections; $i++) {
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if (isset($sections[$i])) { // should always be true
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$section = $sections[$i];
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if ($section->sequence) {
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$sectionmods = explode(",", $section->sequence);
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foreach ($sectionmods as $sectionmod) {
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$mod = $mods[$sectionmod];
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$instance = get_record("$mod->modname", "id", "$mod->instance");
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$libfile = "$CFG->dirroot/mod/$mod->modname/lib.php";
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if (file_exists($libfile)) {
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require_once($libfile);
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$gradefunction = $mod->modname."_grades";
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if (function_exists($gradefunction)) { // Skip modules without grade function
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if ($modgrades = $gradefunction($mod->instance)) {
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if (!empty($modgrades->maxgrade)) {
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if ($mod->visible) {
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$maxgrade = "$strmax: $modgrades->maxgrade";
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$maxgradehtml = "<br />$strmax: $modgrades->maxgrade";
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} else {
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$maxgrade = "$strmax: $modgrades->maxgrade";
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$maxgradehtml = "<br /><font class=\"dimmed_text\">$strmax: $modgrades->maxgrade</font>";
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}
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} else {
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$maxgrade = "";
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$maxgradehtml = "";
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}
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$image = "<a href=\"$CFG->wwwroot/mod/$mod->modname/view.php?id=$mod->id\"".
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" title=\"$mod->modfullname\">".
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"<img border=\"0\" valign=\"middle\" src=\"../mod/$mod->modname/icon.gif\" ".
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"height=\"16\" width=\"16\" alt=\"$mod->modfullname\" /></a>";
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if ($mod->visible) {
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$columnhtml[] = "$image ".
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"<a href=\"$CFG->wwwroot/mod/$mod->modname/view.php?id=$mod->id\">".
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"$instance->name".
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"</a>$maxgradehtml";
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} else {
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$columnhtml[] = "$image ".
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"<a class=\"dimmed\" href=\"$CFG->wwwroot/mod/$mod->modname/view.php?id=$mod->id\">".
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"$instance->name".
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"</a>$maxgradehtml";
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}
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$columns[] = "$mod->modfullname: $instance->name - $maxgrade";
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foreach ($students as $student) {
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if (!empty($modgrades->grades[$student->id])) {
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$grades[$student->id][] = $currentstudentgrade = $modgrades->grades[$student->id];
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if ($mod->visible) {
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$gradeshtml[$student->id][] = $modgrades->grades[$student->id];
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} else {
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$gradeshtml[$student->id][] = "<font class=\"dimmed_text\">".
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$modgrades->grades[$student->id].
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"</font>";
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}
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} else {
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$grades[$student->id][] = $currentstudentgrade = "";
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$gradeshtml[$student->id][] = "";
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}
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if (!empty($modgrades->maxgrade)) {
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$totals[$student->id] = (float)($totals[$student->id]) + (float)($currentstudentgrade);
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} else {
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$totals[$student->id] = (float)($totals[$student->id]) + 0;
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}
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}
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}
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}
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}
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}
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}
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}
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} // a new Moodle nesting record? ;-)
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/// OK, we have all the data, now present it to the user
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if ($download == "xls" and confirm_sesskey()) {
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require_once("../lib/excel/Worksheet.php");
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require_once("../lib/excel/Workbook.php");
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// HTTP headers
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header("Content-type: application/vnd.ms-excel");
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$downloadfilename = clean_filename("$course->shortname $strgrades");
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header("Content-Disposition: attachment; filename=\"$downloadfilename.xls\"");
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header("Expires: 0");
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header("Cache-Control: must-revalidate,post-check=0,pre-check=0");
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header("Pragma: public");
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/// Creating a workbook
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$workbook = new Workbook("-");
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$myxls =& $workbook->add_worksheet($strgrades);
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/// Print names of all the fields
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$myxls->write_string(0,0,get_string("firstname"));
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$myxls->write_string(0,1,get_string("lastname"));
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$myxls->write_string(0,2,get_string("idnumber"));
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$myxls->write_string(0,3,get_string("institution"));
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$myxls->write_string(0,4,get_string("department"));
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$myxls->write_string(0,5,get_string("email"));
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$pos=6;
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foreach ($columns as $column) {
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$myxls->write_string(0,$pos++,strip_tags($column));
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}
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$myxls->write_string(0,$pos,get_string("total"));
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/// Print all the lines of data.
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$i = 0;
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foreach ($grades as $studentid => $studentgrades) {
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$i++;
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$student = $students[$studentid];
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if (empty($totals[$student->id])) {
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$totals[$student->id] = '';
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}
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$myxls->write_string($i,0,$student->firstname);
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$myxls->write_string($i,1,$student->lastname);
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$myxls->write_string($i,2,$student->idnumber);
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$myxls->write_string($i,3,$student->institution);
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$myxls->write_string($i,4,$student->department);
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$myxls->write_string($i,5,$student->email);
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$j=6;
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foreach ($studentgrades as $grade) {
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$myxls->write_string($i,$j++,strip_tags($grade));
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}
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$myxls->write_number($i,$j,$totals[$student->id]);
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}
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$workbook->close();
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exit;
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} else if ($download == "txt" and confirm_sesskey()) {
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/// Print header to force download
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header("Content-Type: application/download\n");
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$downloadfilename = clean_filename("$course->shortname $strgrades");
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header("Content-Disposition: attachment; filename=\"$downloadfilename.txt\"");
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/// Print names of all the fields
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echo get_string("firstname")."\t".
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get_string("lastname")."\t".
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get_string("idnumber")."\t".
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get_string("institution")."\t".
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get_string("department")."\t".
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get_string("email");
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foreach ($columns as $column) {
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$column = strip_tags($column);
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echo "\t$column";
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}
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echo "\t".get_string("total")."\n";
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/// Print all the lines of data.
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foreach ($grades as $studentid => $studentgrades) {
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$student = $students[$studentid];
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if (empty($totals[$student->id])) {
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$totals[$student->id] = '';
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}
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echo "$student->firstname\t$student->lastname\t$student->idnumber\t$student->institution\t$student->department\t$student->email";
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foreach ($studentgrades as $grade) {
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$grade = strip_tags($grade);
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echo "\t$grade";
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}
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echo "\t".$totals[$student->id];
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echo "\n";
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}
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exit;
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} else { // Just print the web page
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print_header("$course->shortname: $strgrades", "$course->fullname",
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"<a href=\"$CFG->wwwroot/course/view.php?id=$course->id\">$course->shortname</a>
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-> $strgrades");
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print_heading($strgrades);
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setup_and_print_groups($course, $groupmode, "grades.php?id=$course->id");
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echo "<table border=\"0\" align=\"center\"><tr>";
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echo "<td>";
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$options["id"] = "$course->id";
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$options["download"] = "xls";
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$options["sesskey"] = $USER->sesskey;
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print_single_button("grades.php", $options, get_string("downloadexcel"));
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echo "<td>";
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$options["download"] = "txt";
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$options["sesskey"] = $USER->sesskey;
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print_single_button("grades.php", $options, get_string("downloadtext"));
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echo "</table>";
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$table->head = array_merge(array ("", get_string("firstname"), get_string("lastname")), $columnhtml, array(get_string("total")));
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$table->width = array(35, "");
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$table->align = array("LEFT", "RIGHT", "LEFT");
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foreach ($columns as $column) {
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$table->width[] = "";
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$table->align[] = "CENTER";
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}
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$table->width[] = "";
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$table->align[] = "CENTER";
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foreach ($students as $key => $student) {
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$studentgrades = $gradeshtml[$student->id];
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if (empty($totals[$student->id])) {
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$totals[$student->id] = '';
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}
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$picture = print_user_picture($student->id, $course->id, $student->picture, false, true);
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$name = array ("$picture", "$student->firstname", "$student->lastname");
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$total = array ($totals[$student->id]);
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$table->data[] = array_merge($name, $studentgrades, $total);
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}
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print_table($table);
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print_footer($course);
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}
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?>
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