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<?php // $Id: assignment.class.php,v 1.22 2006/05/03 08:19:53 moodler Exp $
/**
* Extend the base assignment class for assignments where you upload a single file
*
*/
class assignment_online extends assignment_base {
function assignment_online($cmid=0) {
parent::assignment_base($cmid);
}
function view() {
global $USER;
$submission = $this->get_submission();
//Guest can not submit nor edit an assignment (bug: 4604)
if (isguest($USER->id)) {
$editable = null;
}
else {
$editable = $this->isopen() && (!$submission || $this->assignment->resubmit || !$submission->timemarked);
}
$editmode = ($editable && !empty($_GET['edit']));
if ($editmode) {
//guest can not edit or submit assignment
if (isguest($USER->id)) {
error(get_string('guestnosubmit', 'assignment'));
}
$this->view_header(get_string('editmysubmission', 'assignment'));
} else {
$this->view_header();
}
$this->view_intro();
$this->view_dates();
if ($data = data_submitted()) { // No incoming data?
if ($editable && $this->update_submission($data)) {
//TODO fix log actions - needs db upgrade
$submission = $this->get_submission();
add_to_log($this->course->id, 'assignment', 'upload',
'view.php?a='.$this->assignment->id, $this->assignment->id, $this->cm->id);
$this->email_teachers($submission);
//redirect to get updated submission date and word count
redirect('view.php?id='.$this->cm->id.'&saved=1');
} else {
// TODO: add better error message
notify(get_string("error")); //submitting not allowed!
}
} else if (!empty($_GET['saved'])) {
notify(get_string('submissionsaved', 'assignment'));
}
print_simple_box_start('center', '70%', '', '', 'generalbox', 'online');
if ($editmode) {
$this->view_edit_form($submission);
} else {
if ($submission) {
echo format_text($submission->data1, $submission->data2);
} else if (isguest($USER->id)) { //fix for #4604
echo '<center>'. get_string('guestnosubmit', 'assignment').'</center>';
} else if ($this->isopen()){ //fix for #4206
echo '<center>'.get_string('emptysubmission', 'assignment').'</center>';
}
if ($editable) {
print_single_button('view.php', array('id'=>$this->cm->id,'edit'=>'1'),
get_string('editmysubmission', 'assignment'));
}
}
print_simple_box_end();
if ($editmode and $this->usehtmleditor) {
use_html_editor(); // MUst be at the end of the page
}
$this->view_feedback();
$this->view_footer();
}
/*
* Display the assignment dates
*/
function view_dates() {
global $USER, $CFG;
if (!$this->assignment->timeavailable && !$this->assignment->timedue) {
return;
}
print_simple_box_start('center', '', '', '', 'generalbox', 'dates');
echo '<table>';
if ($this->assignment->timeavailable) {
echo '<tr><td class="c0">'.get_string('availabledate','assignment').':</td>';
echo ' <td class="c1">'.userdate($this->assignment->timeavailable).'</td></tr>';
}
if ($this->assignment->timedue) {
echo '<tr><td class="c0">'.get_string('duedate','assignment').':</td>';
echo ' <td class="c1">'.userdate($this->assignment->timedue).'</td></tr>';
}
$submission = $this->get_submission($USER->id);
if ($submission) {
echo '<tr><td class="c0">'.get_string('lastedited').':</td>';
echo ' <td class="c1">'.userdate($submission->timemodified);
/// Decide what to count
if ($CFG->assignment_itemstocount == ASSIGNMENT_COUNT_WORDS) {
echo ' ('.get_string('numwords', '', count_words(format_text($submission->data1, $submission->data2))).')</td></tr>';
} else if ($CFG->assignment_itemstocount == ASSIGNMENT_COUNT_LETTERS) {
echo ' ('.get_string('numletters', '', count_letters(format_text($submission->data1, $submission->data2))).')</td></tr>';
}
}
echo '</table>';
print_simple_box_end();
}
function view_edit_form($submission = NULL) {
global $CFG;
$defaulttext = $submission ? $submission->data1 : '';
$defaultformat = $submission ? $submission->data2 : $this->defaultformat;
echo '<form name="theform" action="view.php" method="post">'; // do this so URLs look good
echo '<table cellspacing="0" class="editbox" align="center">';
echo '<tr><td align="right">';
helpbutton('reading', get_string('helpreading'), 'moodle', true, true);
echo '<br />';
helpbutton('writing', get_string('helpwriting'), 'moodle', true, true);
echo '<br />';
if ($this->usehtmleditor) {
helpbutton('richtext', get_string('helprichtext'), 'moodle', true, true);
} else {
emoticonhelpbutton('theform', 'text');
}
echo '<br />';
echo '</td></tr>';
echo '<tr><td align="center">';
print_textarea($this->usehtmleditor, 20, 60, 630, 400, 'text', $defaulttext);
if (!$this->usehtmleditor) {
echo '<div align="right" class="format">';
print_string('formattexttype');
echo ': ';
choose_from_menu(format_text_menu(), 'format', $defaultformat, '');
helpbutton('textformat', get_string('helpformatting'));
echo '</div>';
} else {
echo '<input type="hidden" name="format" value="'.FORMAT_HTML.'" />';
}
echo '</td></tr>';
echo '<tr><td align="center">';
echo '<input type="hidden" name="id" value="'.$this->cm->id.'" />';
echo '<input type="submit" value="'.get_string('savechanges').'" />';
echo '<input type="reset" value="'.get_string('revert').'" />';
echo '</td></tr></table>';
echo '</form>';
}
function update_submission($data) {
global $CFG, $USER;
$submission = $this->get_submission($USER->id, true);
$update = NULL;
$update->id = $submission->id;
$update->data1 = $data->text;
$update->format = $data->format;
$update->timemodified = time();
return update_record('assignment_submissions', $update);
}
function print_student_answer($userid, $return=false){
global $CFG;
if (!$submission = $this->get_submission($userid)) {
return '';
}
$output = '<div class="files">'.
'<img align="middle" src="'.$CFG->pixpath.'/f/html.gif" height="16" width="16" alt="html" />'.
link_to_popup_window ('/mod/assignment/type/online/file.php?id='.$this->cm->id.'&userid='.
$submission->userid, 'file'.$userid, shorten_text(trim(strip_tags(format_text($submission->data1,$submission->data2))), 15), 450, 580,
get_string('submission', 'assignment'), 'none', true).
'</div>';
return $output;
}
function print_user_files($userid, $return=false) {
global $CFG;
if (!$submission = $this->get_submission($userid)) {
return '';
}
$output = '<div class="files">'.
'<img align="middle" src="'.$CFG->pixpath.'/f/html.gif" height="16" width="16" alt="html" />'.
link_to_popup_window ('/mod/assignment/type/online/file.php?id='.$this->cm->id.'&userid='.
$submission->userid, 'file'.$userid, shorten_text(trim(strip_tags(format_text($submission->data1,$submission->data2))), 15), 450, 580,
get_string('submission', 'assignment'), 'none', true).
'</div>';
///Stolen code from file.php
print_simple_box_start('center', '', '', 0, 'generalbox', 'wordcount');
echo '<table>';
//if ($assignment->timedue) {
// echo '<tr><td class="c0">'.get_string('duedate','assignment').':</td>';
// echo ' <td class="c1">'.userdate($assignment->timedue).'</td></tr>';
//}
echo '<tr>';//<td class="c0">'.get_string('lastedited').':</td>';
echo ' <td class="c1">';//.userdate($submission->timemodified);
/// Decide what to count
if ($CFG->assignment_itemstocount == ASSIGNMENT_COUNT_WORDS) {
echo ' ('.get_string('numwords', '', count_words(format_text($submission->data1, $submission->data2))).')</td></tr>';
} else if ($CFG->assignment_itemstocount == ASSIGNMENT_COUNT_LETTERS) {
echo ' ('.get_string('numletters', '', count_letters(format_text($submission->data1, $submission->data2))).')</td></tr>';
}
echo '</table>';
print_simple_box_end();
print_simple_box(format_text($submission->data1, $submission->data2), 'center', '100%');
///End of stolen code from file.php
if ($return) {
//return $output;
}
//echo $output;
}
function preprocess_submission(&$submission) {
if ($this->assignment->var1 && empty($submission->comment)) { // comment inline
if ($this->usehtmleditor) {
// Convert to html, clean & copy student data to teacher
$submission->comment = format_text($submission->data1, $submission->data2);
$submission->format = FORMAT_HTML;
} else {
// Copy student data to teacher
$submission->comment = $submission->data1;
$submission->format = $submission->data2;
}
}
}
}
?>
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