if (eregi("\\.jpe?g\$", $filename) || eregi("\\.gif\$", $filename) || eregi("\\.png\$", $filename)) {
$filearray[$img_count] = $filename;
if (!file_exists($mythumbdir . '/' . $filename)) {
slideshow_thumbnail($course_dir, $showdir, $filename);
}
$img_count++;
}
}
sort($filearray);
//
// display caption form:
$img_count = 0;
foreach ($filearray as $filename) {
//$piclist[$img_count] = $filename;
if (!file_exists($my_thumbdir . '/' . $filename)) {
slideshow_thumbnail($course_dir, $slideshow->location, $filename);
}
$currentimage = slideshow_filetidy($filename);
if ($caption_array[$currentimage]['image'] != '') {
$captionstring = $caption_array[$currentimage]['caption'];
$titlestring = $caption_array[$currentimage]['title'];
} else {
$captionstring = $currentimage;
$titlestring = '';
}
echo '<tr><td align = "right"><img src="' . $urlroot . '/moddata/' . $slideshow_thumbdir . '/' . $slideshow->location . '/' . $filename . '" alt="' . htmlentities($captionstring) . '"></td>' . "\n";
echo '<td>';
if (isteacher($course->id)) {
echo '<input type = "hidden" name="image' . ++$img_count . '" value="' . slideshow_filetidy($filename) . '"> ' . "\n";
echo 'Title: <input type = "text" name="title' . $img_count . '" value="' . str_replace("\"", """, $titlestring) . '" size="40">';
echo '<br>Caption: <input type = "text" name="caption' . $img_count . '" value="' . str_replace("\"", """, $captionstring) . '" size="80">';
$toobig = array();
$caption_array = caption_array($cm->id);
// iterate and process images in directory $filearray
while ($filename = readdir($dh)) {
if (eregi("\\.jpe?g\$", $filename) || eregi("\\.gif\$", $filename) || eregi("\\.png\$", $filename)) {
$filearray[$img_count] = $filename;
//
// if userlevel >= teacher compare pre-existence of thumbnail and store if too big
if (isteacher($course->id)) {
if (filesize($course_dir . '/' . $showdir . '/' . $filename) / 1024 > $maxk && (!file_exists($mythumbdir . '/' . $filename) || $recompress)) {
$toobig[] = $filename;
}
}
// ensure existence of thumbnail
if (!file_exists($mythumbdir . '/' . $filename)) {
slideshow_thumbnail($course_dir, $showdir, $filename);
}
$img_count++;
}
}
//echo '<br>count '.$img_count.' imgs: caption:'.$slideshow->filename.' - layout '.$slideshow->layout.'<br>';
if ($img_count > 0) {
sort($filearray);
}
} else {
// NO GD ////////////////////////////////////////
//
// Get a less pikey server ...
error('Sorry, You need to enable GD to use this module');
}
////////////////////////////////////////////////