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<?php
class ModelToolImage extends Model {
public function resize($filename, $width, $height) {
if (!is_file(DIR_IMAGE . $filename) || substr(str_replace('\\', '/', realpath(DIR_IMAGE . $filename)), 0, strlen(DIR_IMAGE)) != str_replace('\\', '/', DIR_IMAGE)) {
return;
}
$extension = pathinfo($filename, PATHINFO_EXTENSION);
$image_old = $filename;
$image_new = 'cache/' . utf8_substr($filename, 0, utf8_strrpos($filename, '.')) . '-' . (int)$width . 'x' . (int)$height . '.' . $extension;
if (!is_file(DIR_IMAGE . $image_new) || (filemtime(DIR_IMAGE . $image_old) > filemtime(DIR_IMAGE . $image_new))) {
list($width_orig, $height_orig, $image_type) = getimagesize(DIR_IMAGE . $image_old);
if (!in_array($image_type, array(IMAGETYPE_PNG, IMAGETYPE_JPEG, IMAGETYPE_GIF))) {
return DIR_IMAGE . $image_old;
}
$path = '';
$directories = explode('/', dirname($image_new));
foreach ($directories as $directory) {
$path = $path . '/' . $directory;
if (!is_dir(DIR_IMAGE . $path)) {
@mkdir(DIR_IMAGE . $path, 0777);
}
}
if ($width_orig != $width || $height_orig != $height) {
$image = new Image(DIR_IMAGE . $image_old);
$image->resize($width, $height);
$image->save(DIR_IMAGE . $image_new);
} else {
copy(DIR_IMAGE . $image_old, DIR_IMAGE . $image_new);
}
}
$image_new = str_replace(' ', '%20', $image_new); // fix bug when attach image on email (gmail.com). it is automatic changing space " " to +
if ($this->request->server['HTTPS']) {
return $this->config->get('config_ssl') . 'image/' . $image_new;
} else {
return $this->config->get('config_url') . 'image/' . $image_new;
}
}
}