public function getServerFilename($which = 'main')
{
global $MEDIA_DIRECTORY, $THUMBNAIL_WIDTH;
if ($this->isExternal() || !$this->file) {
// External image, or (in the case of corrupt GEDCOM data) no image at all
return $this->file;
} elseif ($which == 'main') {
// Main image
return WT_DATA_DIR . $MEDIA_DIRECTORY . $this->file;
} else {
// Thumbnail
$file = WT_DATA_DIR . $MEDIA_DIRECTORY . 'thumbs/' . $this->file;
// Does the thumbnail exist?
if (file_exists($file)) {
return $file;
}
// Does a user-generated thumbnail exist?
$user_thumb = preg_replace('/\\.[a-z0-9]{3,5}$/i', '.png', $file);
if (file_exists($user_thumb)) {
return $user_thumb;
}
// Does the folder exist for this thumbnail?
if (!is_dir(dirname($file)) && !@mkdir(dirname($file), WT_PERM_EXE, true)) {
Log::addMediaLog('The folder ' . dirname($file) . ' could not be created for ' . $this->getXref());
return $file;
}
// Is there a corresponding main image?
$main_file = WT_DATA_DIR . $MEDIA_DIRECTORY . $this->file;
if (!file_exists($main_file)) {
Log::addMediaLog('The file ' . $main_file . ' does not exist for ' . $this->getXref());
return $file;
}
// Try to create a thumbnail automatically
$imgsize = getimagesize($main_file);
if ($imgsize[0] && $imgsize[1]) {
// Image small enough to be its own thumbnail?
if ($imgsize[0] < $THUMBNAIL_WIDTH) {
Log::addMediaLog('Thumbnail created for ' . $main_file . ' (copy of main image)');
@copy($main_file, $file);
} else {
if (hasMemoryForImage($main_file)) {
switch ($imgsize['mime']) {
case 'image/png':
$main_image = @imagecreatefrompng($main_file);
break;
case 'image/gif':
$main_image = @imagecreatefromgif($main_file);
break;
case 'image/jpeg':
$main_image = @imagecreatefromjpeg($main_file);
break;
default:
return $file;
// Nothing else we can do :-(
}
if ($main_image) {
// How big should the thumbnail be?
$width = $THUMBNAIL_WIDTH;
$height = round($imgsize[1] * ($width / $imgsize[0]));
$thumb_image = @imagecreatetruecolor($width, $height);
// Create a transparent background, instead of the default black one
@imagesavealpha($thumb_image, true);
@imagefill($thumb_image, 0, 0, imagecolorallocatealpha($thumb_image, 0, 0, 0, 127));
// Shrink the image
@imagecopyresampled($thumb_image, $main_image, 0, 0, 0, 0, $width, $height, $imgsize[0], $imgsize[1]);
switch ($imgsize['mime']) {
case 'image/png':
@imagepng($thumb_image, $file);
break;
case 'image/gif':
@imagegif($thumb_image, $file);
break;
case 'image/jpeg':
@imagejpeg($thumb_image, $file);
break;
}
@imagedestroy($main_image);
@imagedestroy($thumb_image);
Log::addMediaLog('Thumbnail created for ' . $main_file);
} else {
Log::addMediaLog('Failed to create thumbnail for ' . $main_file);
}
} else {
Log::addMediaLog('Not enough memory to create thumbnail for ' . $main_file);
}
}
}
return $file;
}
}
$type = isImageTypeSupported($imgsize['ext']);
$usewatermark = false;
// if this image supports watermarks and the watermark module is intalled...
if ($type) {
// if this is not a thumbnail, or WATERMARK_THUMB is true
if ($which == 'main' || $WATERMARK_THUMB) {
// if the user’s priv’s justify it...
if (WT_USER_ACCESS_LEVEL > $SHOW_NO_WATERMARK) {
// add a watermark
$usewatermark = true;
}
}
}
// determine whether we have enough memory to watermark this image
if ($usewatermark) {
if (!hasMemoryForImage($serverFilename)) {
// not enough memory to watermark this file
$usewatermark = false;
}
}
$watermarkfile = "";
$generatewatermark = false;
if ($usewatermark) {
if ($which == 'thumb') {
$watermarkfile = WT_DATA_DIR . $MEDIA_DIRECTORY . 'watermark/' . WT_GEDCOM . '/thumb/' . $media->getFilename();
} else {
$watermarkfile = WT_DATA_DIR . $MEDIA_DIRECTORY . 'watermark/' . WT_GEDCOM . '/' . $media->getFilename();
}
if (!file_exists($watermarkfile)) {
// no saved watermark file exists
// generate the watermark file
