/**
* Resize an image. Defaults to resize/zoom+crop to make the image fit the specified rectangle.
*
* @return mixed
*/
public function resize($src = FALSE, $width = FALSE, $height = FALSE, $zoom_crop = TRUE, $retina = FALSE, $position = 'MM')
{
$from_template = FALSE;
if (!$src) {
$from_template = TRUE;
$src = $this->EE->TMPL->fetch_param('src');
$width = $this->EE->TMPL->fetch_param('w', $this->EE->TMPL->fetch_param('width'));
$height = $this->EE->TMPL->fetch_param('h', $this->EE->TMPL->fetch_param('height'));
$zoom_crop = $this->EE->TMPL->fetch_param('zoom_crop') != 'no';
$retina = $this->EE->TMPL->fetch_param('retina') == 'yes';
$position = $this->EE->TMPL->fetch_param('position', 'MM');
/**
* If $src contains site_url then we strip it (normal File field)
*/
if (strpos($src, $this->EE->config->item('site_url')) !== FALSE) {
$src = $this->EE->config->item('wda_img_webroot_path') . str_replace($this->EE->config->item('site_url'), '', rawurldecode($src));
}
/**
* If $src contains {filedir_X} parse it
*/
/**
* If string contains a {filedir_x} reference we replace it with the correct url
*/
if (preg_match('/^{filedir_(\\d+)}/', $src, $matches)) {
$filedir_id = $matches[1];
$this->EE->load->model('file_upload_preferences_model');
$upload_dest_info = $this->EE->file_upload_preferences_model->get_file_upload_preferences(FALSE, $filedir_id);
$src = str_replace('{filedir_' . $filedir_id . '}', $upload_dest_info['server_path'], $src);
}
// check if sizebyclass is set
if (!$width && !$height) {
$sizebyclass = $this->EE->TMPL->fetch_param('sizebyclass');
$sizebyclass_arr = $this->EE->config->item('wda_img_sizebyclass');
if (isset($sizebyclass_arr[$sizebyclass])) {
$width = $sizebyclass_arr[$sizebyclass][0];
$height = $sizebyclass_arr[$sizebyclass][1];
if ($height == 'auto') {
$height = null;
}
}
}
}
// make sure we have a real server path to the image
$src = $this->EE->imglib->server_path($src);
if (strpos($src, '|') !== FALSE) {
$src_arr = explode('|', $src);
if (isset($src_arr[0]) && $src_arr[0] != '') {
$src = $src_arr[0];
} else {
if (isset($src_arr[1]) && $src_arr[1] != '') {
$src = $src_arr[1];
}
}
}
// make sure the image actually exists
if (!file_exists($src)) {
return '';
}
$tag_width = $width;
$tag_height = $height;
if ($retina) {
if ($width) {
$width = $width * 2;
}
if ($height && $height != null) {
$height = $height * 2;
}
}
if (!$src && $this->EE->config->item('wda_img_debug') == 'n') {
return '';
}
if ($width || $height) {
$resized_filename = $this->EE->imglib->get_cache_filename($src, array('width' => $width, 'height' => $height, 'zoom_crop' => $zoom_crop, 'position' => $position));
$cached_file_path = $this->EE->config->slash_item('wda_img_cache_path') . $resized_filename;
$image_url = FALSE;
/**
* Check timestamp of cache file, overwrite cache if the original file is newer then the
* cached version
*/
$overwrite_cache = FALSE;
if (file_exists($cached_file_path)) {
$original_filemtime = @filemtime($src);
$cached_filemtime = @filemtime($cached_file_path);
if ($original_filemtime > $cached_filemtime) {
$overwrite_cache = TRUE;
}
}
if ($this->EE->config->item('wda_img_disable_cache') == 'y' || $overwrite_cache || !file_exists($cached_file_path)) {
if (!$src) {
// empty, no source specified
$img = new \PHPImageWorkshop\ImageWorkshop(array('imageFromPath' => PATH_THIRD . 'img/error_image.png'));
// sprintf($this->errors[1],$src)
} else {
try {
$img = new \PHPImageWorkshop\ImageWorkshop(array('imageFromPath' => $src, 'width' => $width, 'height' => $height));
} catch (\PHPImageWorkshop\ImageWorkshopException $e) {
$img = new \PHPImageWorkshop\ImageWorkshop(array('imageFromPath' => PATH_THIRD . 'img/error_image.png'));
}
}
/**
* This means the original is the exact size we're requesting, so do not change it, if config option is set
*/
if ($width && $height && $this->EE->config->item('wda_img_do_not_resize_if_match') == 'y' && $img->getWidth() == $width && $img->getHeight() == $height) {
$resized_filename = basename($src);
$webroot_path = realpath($this->EE->config->item('wda_img_webroot_path'));
$image_url = str_replace($webroot_path, '', realpath($src));
if (DIRECTORY_SEPARATOR == '\\') {
// windows fix
$image_url = str_replace(DIRECTORY_SEPARATOR, '/', $image_url);
}
$image_url = $this->EE->config->item('site_url') . trim($image_url, '/');
$cached_file_path = $src;
} else {
if ($zoom_crop) {
if ($height != null) {
$ratioX = $width / $img->getWidth();
$ratioY = $height / $img->getHeight();
$ratio = $ratioX > $ratioY ? $ratioX : $ratioY;
$resizeWidth = ceil($img->getWidth() * $ratio);
$resizeHeight = ceil($img->getHeight() * $ratio);
$img->resizeInPixel($resizeWidth, $resizeHeight, true);
$img->cropInPixel($width, $height, 0, 0, $position);
} else {
$img->resizeInPixel($width, null, true);
}
/*
($width > $height) ? $largestSide = $width : $largestSide = $height;
$img->resizeInPixel($largestSide, $largestSide, true);
$img->cropInPixel($width, $height, 0, 0, 'MM');
*/
} else {
$img->resizeInPixel($width ? $width : null, $height ? $height : null, true);
}
$img->save($this->EE->config->slash_item('wda_img_cache_path'), $resized_filename);
}
}
$vars = array($this->prefix . 'width' => $tag_width, $this->prefix . 'height' => $tag_height, $this->prefix . 'actual_width' => $width, $this->prefix . 'actual_height' => $height, $this->prefix . 'url' => $image_url ? $image_url : $this->EE->config->slash_item('wda_img_cache_url') . $resized_filename, $this->prefix . 'server_path' => $cached_file_path, $this->prefix . 'filename' => $resized_filename);
if ($from_template) {
return $this->EE->TMPL->parse_variables($this->EE->TMPL->tagdata, array($vars));
} else {
return $vars;
}
} else {
$this->EE->imglib->error('Neither width nor height specified for image: ' . $src);
}
}
