function output()
{
global $CFG;
$result = '<script type="text/javascript" src="' . $CFG->wwwroot . '/mod/lightboxgallery/js/prototype.js"></script>
<script type="text/javascript" src="' . $CFG->wwwroot . '/mod/lightboxgallery/js/scriptaculous.js?load=builder,dragdrop"></script>
<script type="text/javascript" src="' . $CFG->wwwroot . '/mod/lightboxgallery/js/cropper.js"></script>
<script type="text/javascript" charset="utf-8">
function onEndCrop( coords, dimensions ) {
$( \'x1\' ).value = coords.x1;
$( \'y1\' ).value = coords.y1;
$( \'x2\' ).value = coords.x2;
$( \'y2\' ).value = coords.y2;
$( \'cropInfo\' ).innerHTML = \'' . get_string('from') . ': \' + coords.x1 + \'x\' + coords.y1 + \', ' . get_string('size') . ': \' + dimensions.width + \'x\' + dimensions.height;
}
Event.observe(
window,
\'load\',
function() {
new Cropper.Img(
\'cropImage\',
{
onEndCrop: onEndCrop
}
)
}
);
</script>';
$result .= '<input type="hidden" name="x1" id="x1" value="0" />
<input type="hidden" name="y1" id="y1" value="0" />
<input type="hidden" name="x2" id="x2" value="0" />
<input type="hidden" name="y2" id="y2" value="0" />
<table>
<tr>
<td>' . lightboxgallery_make_img(lightboxgallery_get_image_url($this->gallery->id, $this->image), 'cropImage') . '</td>
</tr>
<tr>
<td><span id="cropInfo"> </span></td>
</tr>
<tr>
<td><input type="submit" value="' . get_string('savechanges') . '" /></td>
</tr>
</table>';
return $this->enclose_in_form($result, 'coord');
}
function lightboxgallery_image_thumbnail($courseid, $gallery, $file, $offsetx = 0, $offsety = 0)
{
global $CFG;
// If anything fails when retrieving the thumbnail, we'll fallback to just printing a label
$fallback = '[' . $file . ']';
$oldpath = $CFG->dataroot . '/' . $courseid . '/' . $gallery->folder . '/' . $file;
$newpath = $courseid . '/' . $gallery->folder . '/_thumb/' . $file . '.jpg';
if (empty($CFG->gdversion)) {
return $fallback;
}
umask(00);
if (file_exists($CFG->dataroot . '/' . $newpath)) {
return lightboxgallery_make_img(lightboxgallery_get_image_url($gallery->id, $file, true));
} else {
$thumbdir = $CFG->dataroot . '/' . dirname($newpath);
if (!file_exists($thumbdir) && !mkdir($thumbdir, $CFG->directorypermissions)) {
return $fallback;
}
}
$info = lightboxgallery_image_info($oldpath);
if (!($im = lightboxgallery_imagecreatefromtype($info->imagesize[2], $oldpath))) {
return $fallback;
}
$thumb = lightboxgallery_resize_image($im, $info, THUMB_WIDTH, THUMB_HEIGHT, $offsetx, $offsety);
if (function_exists('ImageJpeg')) {
@touch($CFG->dataroot . '/' . $newpath);
if (ImageJpeg($thumb, $CFG->dataroot . '/' . $newpath, 90)) {
@chmod($CFG->dataroot . '/' . $newpath, 0666);
return lightboxgallery_make_img(lightboxgallery_get_image_url($gallery->id, $file, true));
}
} else {
return $fallback;
}
}