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https://github.com/moodle/moodle.git
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90 lines
2.6 KiB
PHP
90 lines
2.6 KiB
PHP
<?PHP // $Id$
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require('../../config.php');
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require('lib.php');
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// Make sure this is a legitimate posting
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if (!isset($HTTP_POST_VARS)) {
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error("You are not supposed to use this script like that.");
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}
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if (isguest()) {
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error("Guests are not allowed to answer surveys", $HTTP_REFERER);
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}
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require_variable($id); // Course Module ID
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if (! $cm = get_record("course_modules", "id", $id)) {
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error("Course Module ID was incorrect");
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}
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if (! $course = get_record("course", "id", $cm->course)) {
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error("Course is misconfigured");
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}
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require_login($course->id);
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if (! $survey = get_record("survey", "id", $cm->instance)) {
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error("Survey ID was incorrect");
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}
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add_to_log($course->id, "survey", "submit", "view.php?id=$cm->id", "$survey->id");
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if (survey_already_done($survey->id, $USER->id)) {
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notice(get_string("alreadysubmitted", "survey"), $HTTP_REFERER);
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exit;
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}
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// Sort through the data and arrange it
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// This is necessary because some of the questions
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// may have two answers, eg Question 1 -> 1 and P1
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$answers = array();
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foreach ($HTTP_POST_VARS as $key => $val) {
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if ($key <> "userid" && $key <> "id") {
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if ( substr($key,0,1) == "q") {
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$key = substr($key,1); // keep everything but the 'q'
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}
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if ( substr($key,0,1) == "P") {
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$realkey = substr($key,1);
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$answers[$realkey][1] = $val;
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} else {
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$answers[$key][0] = $val;
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}
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}
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}
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// Now store the data.
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$timenow = time();
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foreach ($answers as $key => $val) {
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$val1 = $val[0]; $val2 = $val[1];
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if (! $result = $db->Execute("INSERT INTO survey_answers
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(time, user, survey, question, answer1, answer2)
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VALUES ('$timenow', '$USER->id', '$survey->id', '$key', '$val1', '$val2')") ) {
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error("Encountered a problem trying to store your results. Sorry.");
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}
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}
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// Print the page and finish up.
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$strsurveys = get_string("modulenameplural", "survey");
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$strsurveysaved = get_string("surveysaved", "survey");
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print_header("$course->shortname: $strsurveysaved", "$course->fullname",
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"<A HREF=/course/view.php?id=$course->id>$course->shortname</A> ->
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<A HREF=index.php?id=$course->id>$strsurveys</A> -> $survey->name -> $strsurveysaved", "");
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notice(get_string("thanksforanswers","survey", $USER->firstname), "$CFG->wwwroot/course/view.php?id=$course->id");
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exit;
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?>
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