From 336fdb764f5ce2ff76c5ddf74811deadf43e6906 Mon Sep 17 00:00:00 2001
From: Andreas Lenhardt <andi.lenhardt@googlemail.com>
Date: Sun, 5 Feb 2023 12:54:59 +0100
Subject: [PATCH] 1.0.0

---
 CHANGELOG.md                  |  7 ++++++
 LICENSE                       |  2 +-
 README.de.md                  |  1 -
 README.md                     | 13 ++++-------
 boot.php                      | 43 ++++++++++++++++++++++++++++++++++-
 lib/rex_effect_negotiator.php | 34 +++++++++++++++++++++++++++
 package.yml                   | 13 ++++++-----
 7 files changed, 96 insertions(+), 17 deletions(-)
 create mode 100644 CHANGELOG.md
 delete mode 100644 README.de.md
 create mode 100644 lib/rex_effect_negotiator.php

diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..47d84d4
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,7 @@
+# Changelog 
+
+
+## [1.0.0] - 05.02.2023
+
+### Changed
+- initial release
diff --git a/LICENSE b/LICENSE
index 69c57ce..585c49e 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2023 Friends Of REDAXO
+Copyright (c) 2023 Andreas Lenhardt
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/README.de.md b/README.de.md
deleted file mode 100644
index c513c91..0000000
--- a/README.de.md
+++ /dev/null
@@ -1 +0,0 @@
-Deutsche Readme
diff --git a/README.md b/README.md
index 1acbfea..db3b60a 100644
--- a/README.md
+++ b/README.md
@@ -1,10 +1,7 @@
-# rex_repo_template
-REDAXO AddOn english readme
+# media_negotiator
 
-please use in your classes a namespace as
+Addon für Redaxo welches dem Media Manager Addon einen Effekt für Content Negotiation hinzufügt. Siehe https://developer.mozilla.org/en-US/docs/Web/HTTP/Content_negotiation
 
-```
-namespace FriendsOfRedaxo\[AddOnNameWithoutSpacesAndAsCamelCase]
-```
-
-in order to use non deprecated features please don't use PlugIns anymore
+Anleitung:  
+Dem Media Profil den Effekt "Negotiate image format" hinzufügen.  
+Danach wird automatisch eines der folgenden Formate ausgeliefert: avif, webp, jpg (in dieser Reihenfolge).
diff --git a/boot.php b/boot.php
index 7c16537..2779feb 100644
--- a/boot.php
+++ b/boot.php
@@ -1 +1,42 @@
-<?php // Boot code
+<?php
+
+function negotiateFormat($ep)
+{
+
+    // rex_media_manager object
+    $subject = $ep->getSubject();
+
+    // check if the requested image has the 'negotiator' effect 
+    $set_effects = $subject->effectsFromType($subject->getMediaType());
+    $set_effects = array_column($set_effects, 'effect');
+    $type = $subject->getMediaType();
+
+    // if not, skip
+    if (!in_array('negotiator', $set_effects)) {
+        return $subject;
+    }
+
+    // if yes, set cache path
+    if (in_array($type, ['avif'])) {
+        $possible_types = rex_server('HTTP_ACCEPT', 'string', '');
+        $types = explode(',', $possible_types);
+
+
+        if (in_array('image/avif', $types)) {
+            $subject->setCachePath($subject->getCachePath() . 'avif-');
+        } elseif (in_array('image/webp', $types)) {
+            $subject->setCachePath($subject->getCachePath() . 'webp-');
+        } else {
+            $subject->setCachePath($subject->getCachePath() . 'jpg-');
+        }
+    }
+
+    return $subject;
+}
+
+
+rex_extension::register('MEDIA_MANAGER_BEFORE_SEND', "negotiateFormat");
+
+if (rex_addon::get('media_manager')->isAvailable()) {
+    rex_media_manager::addEffect(rex_effect_negotiator::class);
+}
diff --git a/lib/rex_effect_negotiator.php b/lib/rex_effect_negotiator.php
new file mode 100644
index 0000000..b193c76
--- /dev/null
+++ b/lib/rex_effect_negotiator.php
@@ -0,0 +1,34 @@
+<?php
+
+class rex_effect_negotiator extends rex_effect_abstract
+{
+
+    public function getName()
+    {
+        return "Negotiate image format";
+    }
+
+    public function execute()
+    {
+        // get image mime types which are accepted by the requesting browser
+        $possible_types = rex_server('HTTP_ACCEPT', 'string', '');
+        $types = explode(',', $possible_types);
+
+        // instantiate image formatter class from media manager
+        $re = new rex_effect_image_format();
+        // pass current image to formatter
+        $re->media = $this->media;
+
+        // set convert_to extension 
+        if (in_array('image/avif', $types)) {
+            $re->params['convert_to'] = 'avif';
+        } elseif (in_array('image/webp', $types)) {
+            $re->params['convert_to'] = 'webp';
+        } else {
+            $re->params['convert_to'] = 'jpg';
+        }
+
+        // change format
+        $re->execute();
+    }
+}
diff --git a/package.yml b/package.yml
index 1d80324..1c599be 100644
--- a/package.yml
+++ b/package.yml
@@ -1,8 +1,9 @@
-package: addon_key
-version: '0.0.0'
-author: 'Friends Of REDAXO'
-supportpage: https://github.com/FriendsOfREDAXO/addon_key
+package: media_negotiator
+version: 1.0.0
+name: Media Negotiator
+author: Andreas Lenhardt
+
 requires:
-    redaxo: '^5.13.0'
+    redaxo: ^5.13.0
     php:
-        version: '>=7.3, <9'
+        version: "^8.0"