Exemple #1
0
/**
 *
 * @package mod
 * @subpackage emarking
 * @copyright 2015 Jorge Villalon <*****@*****.**>
 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
function emarking_upload_answers($emarking, $fileid, $course, $cm, progress_bar $progressbar = null)
{
    global $CFG, $DB;
    $context = context_module::instance($cm->id);
    // Setup de directorios temporales
    $tempdir = emarking_get_temp_dir_path($emarking->id);
    if (!emarking_unzip($fileid, $tempdir . "/")) {
        return array(false, get_string('errorprocessingextraction', 'mod_emarking'), 0, 0);
    }
    $totalDocumentsProcessed = 0;
    $totalDocumentsIgnored = 0;
    // Read full directory, then start processing
    $files = scandir($tempdir);
    $doubleside = false;
    $pdfFiles = array();
    foreach ($files as $fileInTemp) {
        if (!is_dir($fileInTemp) && strtolower(substr($fileInTemp, -4, 4)) === ".png") {
            $pdfFiles[] = $fileInTemp;
            if (strtolower(substr($fileInTemp, -5, 5)) === "b.png") {
                $doubleside = true;
            }
        }
    }
    $total = count($pdfFiles);
    if ($total == 0) {
        return array(false, get_string('nopagestoprocess', 'mod_emarking'), 0, 0);
    }
    // Process files
    for ($current = 0; $current < $total; $current++) {
        $file = $pdfFiles[$current];
        $filename = explode(".", $file);
        $updatemessage = $filename;
        if ($progressbar) {
            $progressbar->update($current, $total, $updatemessage);
        }
        $parts = explode("-", $filename[0]);
        if (count($parts) != 3) {
            if ($CFG->debug) {
                echo "Ignoring {$file} as it has invalid name";
            }
            $totalDocumentsIgnored++;
            continue;
        }
        $studentid = $parts[0];
        $courseid = $parts[1];
        $pagenumber = $parts[2];
        // Now we process the files according to the emarking type
        if ($emarking->type == EMARKING_TYPE_NORMAL) {
            if (!($student = $DB->get_record('user', array('id' => $studentid)))) {
                $totalDocumentsIgnored++;
                continue;
            }
            if ($courseid != $course->id) {
                $totalDocumentsIgnored++;
                continue;
            }
        } else {
            $student = new stdClass();
            $student->id = $studentid;
        }
        // 1 pasa a 1 1 * 2 - 1 = 1
        // 1b pasa a 2 1 * 2
        // 2 pasa a 3 2 * 2 -1 = 3
        // 2b pasa a 4 2 * 2
        $anonymouspage = false;
        // First clean the page number if it's anonymous
        if (substr($pagenumber, -2) === "_a") {
            $pagenumber = substr($pagenumber, 0, strlen($pagenumber) - 2);
            $anonymouspage = true;
        }
        if ($doubleside) {
            if (substr($pagenumber, -1) === "b") {
                // Detecta b
                $pagenumber = intval($pagenumber) * 2;
            } else {
                $pagenumber = intval($pagenumber) * 2 - 1;
            }
        }
        if ($anonymouspage) {
            continue;
        }
        if (!is_numeric($pagenumber)) {
            if ($CFG->debug) {
                echo "Ignored file: {$filename['0']} page: {$pagenumber} student id: {$studentid} course id: {$courseid}";
            }
            $totalDocumentsIgnored++;
            continue;
        }
        if (emarking_submit($emarking, $context, $tempdir, $file, $student, $pagenumber)) {
            $totalDocumentsProcessed++;
        } else {
            return array(false, get_string('invalidzipnoanonymous', 'mod_emarking'), $totalDocumentsProcessed, $totalDocumentsIgnored);
        }
    }
    emarking_send_processanswers_notification($emarking, $course);
    return array(true, get_string('invalidpdfnopages', 'mod_emarking'), $totalDocumentsProcessed, $totalDocumentsIgnored);
}
Exemple #2
0
/**
 *
 * @package mod
 * @subpackage emarking
 * @copyright 2015 Jorge Villalon <*****@*****.**>
 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
function emarking_upload_answers($emarking, $filepath, $course, $cm)
{
    global $CFG, $DB;
    require_once $CFG->dirroot . '/mod/emarking/lib/qrextractor/config.php';
    $context = context_module::instance($cm->id);
    $exam = $DB->get_record('emarking_exams', array('emarking' => $emarking->id));
    // Setup de directorios temporales.
    $tempdir = emarking_get_temp_dir_path($emarking->id);
    emarking_initialize_directory($tempdir, true);
    $extension = pathinfo($filepath, PATHINFO_EXTENSION);
    $filename = pathinfo($filepath, PATHINFO_FILENAME);
    if ($extension === 'zip') {
        if (!emarking_unzip($filepath, $tempdir . "/") || !$exam) {
            return array(false, get_string('errorprocessingextraction', 'mod_emarking'), 0, 0);
        }
    } elseif ($extension === 'pdf') {
        $command = 'java -jar ' . $CFG->dirroot . '/mod/emarking/lib/qrextractor/emarking.jar ' . $CFG->wwwroot . '/ ' . $CFG->emarking_qr_user . ' ' . $CFG->emarking_qr_password . ' ' . $filepath . ' ' . $tempdir . ' ' . $CFG->dirroot . '/mod/emarking/lib/qrextractor/log4j.properties';
        if (isset($CFG->debug) && $CFG->debug >= 32767) {
            mtrace($command);
        }
        $lastline = exec($command, $output, $return_var);
        if ($return_var != 0) {
            $errormsg = $lastline;
            return array(false, $errormsg, 0, 0);
        }
    }
    $totaldocumentsprocessed = 0;
    $totaldocumentsignored = 0;
    // Read full directory, then start processing.
    clearstatcache();
    $files = scandir($tempdir, SCANDIR_SORT_ASCENDING);
    $doubleside = false;
    $pngfiles = array();
    foreach ($files as $fileintemp) {
        if (!is_dir($fileintemp) && strtolower(substr($fileintemp, -4, 4)) === ".jpg") {
            $pngfiles[] = $fileintemp;
            if (strtolower(substr($fileintemp, -5, 5)) === "b.jpg") {
                $doubleside = true;
            }
        }
    }
    $total = count($pngfiles);
    if ($total == 0) {
        return array(false, get_string('nopagestoprocess', 'mod_emarking'), 0, 0);
    }
    // Process files.
    for ($current = 0; $current < $total; $current++) {
        $file = $pngfiles[$current];
        $filename = explode(".", $file);
        $updatemessage = $filename;
        $parts = explode("-", $filename[0]);
        $orphanpage = false;
        if (count($parts) != 3) {
            if ($CFG->debug) {
                echo "Ignoring {$file} as it has invalid name";
            }
            $totaldocumentsignored++;
            continue;
        }
        $studentid = $parts[0];
        $courseid = $parts[1];
        $pagenumber = $parts[2];
        // Now we process the files according to the emarking type.
        if ($emarking->type == EMARKING_TYPE_PRINT_ONLY || $emarking->type == EMARKING_TYPE_ON_SCREEN_MARKING || $emarking->type == EMARKING_TYPE_PRINT_SCAN || $emarking->type == EMARKING_TYPE_PEER_REVIEW) {
            if ($studentid === 'ERROR') {
                $orphanpage = true;
            }
            if ($courseid != $course->id) {
                $orphanpage = true;
            }
            $student = $DB->get_record('user', array('id' => $studentid));
            if (!$student) {
                $orphanpage = true;
            } else {
                if ($student->deleted) {
                    $orphanpage = true;
                }
                if (!is_enrolled($context, $student, "mod/emarking:submit")) {
                    $orphanpage = true;
                }
            }
            if ($orphanpage) {
                emarking_submit_error_page($emarking, $context, $tempdir, $file, $pagenumber);
                $totaldocumentsignored++;
                continue;
            }
        } else {
            if ($emarking->type == EMARKING_TYPE_MARKER_TRAINING) {
                $student = new stdClass();
                $student->id = $studentid;
            } else {
                $student = new stdClass();
                $student->id = $studentid;
            }
        }
        // 1 pasa a 1 1 * 2 - 1 = 1.
        // 1b pasa a 2 1 * 2.
        // 2 pasa a 3 2 * 2 -1 = 3.
        // 2b pasa a 4 2 * 2.
        $anonymouspage = false;
        // First clean the page number if it's anonymous.
        if (substr($pagenumber, -2) === "_a") {
            $pagenumber = substr($pagenumber, 0, strlen($pagenumber) - 2);
            $anonymouspage = true;
        }
        if ($doubleside) {
            if (substr($pagenumber, -1) === "b") {
                // Detecta b.
                $pagenumber = intval($pagenumber) * 2;
            } else {
                $pagenumber = intval($pagenumber) * 2 - 1;
            }
        }
        if ($anonymouspage) {
            continue;
        }
        if (!is_numeric($pagenumber)) {
            if ($CFG->debug) {
                echo "Ignored file: {$filename['0']} page: {$pagenumber} student id: {$studentid} course id: {$courseid}";
            }
            $totaldocumentsignored++;
            continue;
        }
        if (emarking_submit($emarking, $context, $tempdir, $file, $student, $pagenumber, NULL)) {
            $totaldocumentsprocessed++;
        } else {
            return array(false, get_string('invalidzipnoanonymous', 'mod_emarking'), $totaldocumentsprocessed, $totaldocumentsignored);
        }
    }
    if ($emarking->type == EMARKING_TYPE_PEER_REVIEW) {
        if (!emarking_assign_peers($emarking, 10)) {
            echo "Error assigning peers";
        }
    }
    if ($exam->usebackside == 0 && $doubleside) {
        $exam->usebackside = 1;
        $result = $DB->update_record('emarking_exams', $exam);
    }
    emarking_send_processanswers_notification($emarking, $course);
    return array(true, get_string('invalidpdfnopages', 'mod_emarking'), $totaldocumentsprocessed, $totaldocumentsignored);
}