function generateAvatarGD($gdversion, $src_img, $srcWidth, $srcHeight, $dstWidth, $dstHeight, $quality, $location)
{
if ($srcWidth > $dstWidth || $srcHeight > $dstHeight) {
$ratio = $srcWidth / $srcHeight;
if ($dstWidth / $dstHeight > $ratio) {
$dstWidth = $dstHeight * $ratio;
} else {
$dstHeight = $dstWidth / $ratio;
}
} else {
$dstWidth = $srcWidth;
$dstHeight = $srcHeight;
}
if ((int) $gdversion == 1) {
$dst_img = imagecreate($dstWidth, $dstHeight);
imagecopyresized($dst_img, $src_img, 0, 0, 0, 0, (int) $dstWidth, (int) $dstHeight, $srcWidth, $srcHeight);
} else {
$dst_img = imagecreatetruecolor($dstWidth, $dstHeight);
imagecopyresampled($dst_img, $src_img, 0, 0, 0, 0, (int) $dstWidth, (int) $dstHeight, $srcWidth, $srcHeight);
}
$tmpfile = tempnam(CKunenaPath::tmpdir(), "kn_");
imagejpeg($dst_img, $tmpfile, $quality);
CKunenaFile::copy($tmpfile, $location);
unlink($tmpfile);
imagedestroy($dst_img);
}
function version($file, $newpath, $newfile, $maxwidth = 800, $maxheight = 800, $quality = 70, $scale = CKunenaImage::SCALE_INSIDE)
{
require_once KUNENA_PATH_LIB . '/kunena.file.class.php';
// create upload directory if it does not exist
$imageinfo = self::getProperties($file);
if (!$imageinfo) {
return false;
}
if (!CKunenaFolder::exists($newpath)) {
if (!CKunenaFolder::create($newpath)) {
return false;
}
}
CKunenaFolder::createIndex($newpath);
if ($imageinfo->width > $maxwidth || $imageinfo->height > $maxheight) {
$image = new CKunenaImage($file);
if ($image->getError()) {
return false;
}
if ($quality < 1 || $quality > 100) {
$quality = 70;
}
$options = array('quality' => $quality);
$image = $image->resize($maxwidth, $maxheight, true, $scale);
$type = $image->getType();
$temp = CKunenaPath::tmpdir() . '/kunena_' . md5(rand());
$image->toFile($temp, $type, $options);
unset($image);
if (!CKunenaFile::move($temp, $newpath . '/' . $newfile)) {
unlink($temp);
return false;
}
} else {
if (!CKunenaFile::copy($file, $newpath . '/' . $newfile)) {
return false;
}
}
return true;
}
function replaceImage($kunena_db, $option, $imageName, $OxP)
{
$app =& JFactory::getApplication();
$kunena_db =& JFactory::getDBO();
if (!$imageName) {
$app->redirect(JURI::base() . "index2.php?option={$option}&task=browseImages");
return;
}
require_once KUNENA_PATH_LIB . DS . 'kunena.file.class.php';
// This function will replace the selected image with a dummy (OxP=1) or delete it
if ($OxP == "1") {
$filename = split("\\.", $imageName);
$fileName = $filename[0];
$fileExt = $filename[1];
$ret = CKunenaFile::copy(KUNENA_PATH_UPLOADED . DS . 'dummy.' . $fileExt, KUNENA_PATH_UPLOADED . DS . 'images' . DS . $imageName);
} else {
$ret = CKunenaFile::delete(KUNENA_PATH_UPLOADED . DS . 'images' . DS . $imageName);
//remove the database link as well
if ($ret) {
$kunena_db->setQuery("DELETE FROM #__fb_attachments where filelocation='%/images/" . $imageName . "'");
$kunena_db->query() or trigger_dberror("Unable to delete attachment.");
}
}
if ($ret) {
$app->enqueueMessage(_KUNENA_IMGDELETED);
}
$app->redirect(JURI::base() . "index2.php?option={$option}&task=browseImages");
}
