From d8891515a9cf30343a5a8c7f1bf20160c7bdaced Mon Sep 17 00:00:00 2001
From: Banana <mail@bananas-playground.net>
Date: Tue, 27 Dec 2022 13:15:37 +0100
Subject: [PATCH] fixed thumbnail creation from google pagespeed

---
 webroot/lib/link.class.php     | 12 ++++++++++++
 webroot/lib/snapshot.class.php | 28 ++++++++++++++++++++--------
 webroot/lib/summoner.class.php |  2 +-
 3 files changed, 33 insertions(+), 9 deletions(-)

diff --git a/webroot/lib/link.class.php b/webroot/lib/link.class.php
index 46da7f0..47b14a7 100644
--- a/webroot/lib/link.class.php
+++ b/webroot/lib/link.class.php
@@ -278,11 +278,23 @@ class Link {
 				# decide to store or remove the image
 				if (isset($data['localImage'])) {
 					$image = ABSOLUTE_PATH . '/' . LOCAL_STORAGE . '/thumbnail-' . $this->_data['hash'].'.jpg';
+					if(DEBUG) {
+						error_log("DEBUG Try to save local image to: $image");
+					}
 					if ($data['localImage'] === true) {
+						if(DEBUG) {
+							error_log("DEBUG want to save local image to: $image");
+						}
 						if (!file_exists($image) || $_imageUrlChanged === true) {
+							if(DEBUG) {
+								error_log("DEBUG Image new or not there yet: $image");
+							}
 							Summoner::downloadFile($data['image'], $image);
 						}
 					} elseif ($data['localImage'] === false) {
+						if(DEBUG) {
+							error_log("DEBUG Image to be removed: $image");
+						}
 						if (file_exists($image)) {
 							unlink($image);
 						}
diff --git a/webroot/lib/snapshot.class.php b/webroot/lib/snapshot.class.php
index d7fdb40..19cc5a2 100644
--- a/webroot/lib/snapshot.class.php
+++ b/webroot/lib/snapshot.class.php
@@ -58,19 +58,31 @@ class Snapshot {
 	public function doSnapshot(string $url, string $filename): bool {
 		$ret = false;
 
-		// new path in jason
-		// lighthouseResult audits full-page-screenshot details screenshot data (base64 encoded)
-
 		if(!empty($url) && is_writable(dirname($filename))) {
+			if(DEBUG) {
+				error_log("DEBUG try to save to $filename with $this->_googlePageSpeed for $url");
+			}
 			$theCall = Summoner::curlCall($this->_googlePageSpeed.urlencode($url).'&screenshot=true');
 			if(!empty($theCall)) {
 				$jsonData = json_decode($theCall,true);
-				if(!empty($jsonData) && isset($jsonData['screenshot']['data'])) {
-					$imageData = $jsonData['screenshot']['data'];
-					$imageData = str_replace(['_', '-'], ['/', '+'], $imageData);
-					$imageData = base64_decode($imageData);
-					$ret = file_put_contents($filename, $imageData);
+				if(DEBUG) {
+					error_log("DEBUG Call result data: ".var_export($jsonData, true));
+				}
+				if(!empty($jsonData) && isset($jsonData['lighthouseResult']['audits']['full-page-screenshot']['details']['screenshot']['data'])) {
+					$imageData = $jsonData['lighthouseResult']['audits']['full-page-screenshot']['details']['screenshot']['data'];
+
+					$source = fopen($imageData, 'r');
+					$destination = fopen($filename, 'w');
+					if(stream_copy_to_stream($source, $destination)) {
+						$ret = $filename;
+					}
+					fclose($source);
+					fclose($destination);
+				} elseif(DEBUG) {
+					error_log("DEBUG invalid json data. Path ['lighthouseResult']['audits']['full-page-screenshot']['details']['screenshot']['data'] not found in : ".var_export($jsonData, true));
 				}
+			} elseif(DEBUG) {
+				error_log("DEBUG curl call failed");
 			}
 		}
 
diff --git a/webroot/lib/summoner.class.php b/webroot/lib/summoner.class.php
index 4efd73c..a26b229 100644
--- a/webroot/lib/summoner.class.php
+++ b/webroot/lib/summoner.class.php
@@ -150,7 +150,7 @@ class Summoner {
 		curl_setopt($ch, CURLOPT_USERAGENT,self::BROWSER_AGENT_STRING);
 
 		// curl_setopt($ch, CURLOPT_VERBOSE, true);
-		//curl_setopt($ch, CURLOPT_HEADER, true);
+		// curl_setopt($ch, CURLOPT_HEADER, true);
 
 		if(!empty($port)) {
 		  curl_setopt($ch, CURLOPT_PORT, $port);
-- 
2.39.5