From 992a9d6ca186bb4399143dd5ee72a27a3b4909aa Mon Sep 17 00:00:00 2001
From: Daniel Weipert <code@drogueronin.de>
Date: Mon, 26 Oct 2020 18:03:48 +0100
Subject: Initial commit

---
 src/ThemeEditor.php | 73 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 src/ThemeEditor.php

(limited to 'src/ThemeEditor.php')

diff --git a/src/ThemeEditor.php b/src/ThemeEditor.php
new file mode 100644
index 0000000..0b62264
--- /dev/null
+++ b/src/ThemeEditor.php
@@ -0,0 +1,73 @@
+<?php
+
+namespace TimberEditor;
+
+class ThemeEditor
+{
+    /**
+     * ThemeEditor constructor.
+     */
+    public function __construct()
+    {
+        add_filter('wp_theme_editor_filetypes', [$this, 'editableExtensions']);
+        add_filter('editable_extensions', [$this, 'editableExtensions']);
+        add_filter('wp_code_editor_settings', [$this, 'codeEditorSettings'], 10, 2);
+        add_action('wp_enqueue_code_editor', [$this, 'enqueueCodeEditor']);
+    }
+
+    /**
+     * wp_theme_editor_filetypes and editable_extensions filter callback
+     * Adds twig extension support
+     *
+     * @param $types
+     *
+     * @return array
+     */
+    public function editableExtensions($types)
+    {
+        $types[] = 'twig';
+
+        return $types;
+    }
+
+    /**
+     * wp_code_editor_settings filter callback
+     * Adds twig support and sets theme
+     *
+     * @param $settings
+     * @param $args
+     *
+     * @return array
+     */
+    public function codeEditorSettings($settings, $args) {
+        if (strpos($args['file'], '.twig') !== false) {
+            $settings['codemirror']['mode'] = ['name' => 'twig', 'base' => 'text/html'];
+        }
+
+        $settings['codemirror']['theme'] = Settings::getCodeMirrorTheme();
+
+        return $settings;
+    }
+
+    /**
+     * wp_enqueue_code_editor action callback
+     * Adds twig and custom mode support
+     * Adds selected theme css
+     *
+     * @param $settings
+     */
+    public function enqueueCodeEditor($settings) {
+        if (isset($settings['codemirror']['mode']['name']) && $settings['codemirror']['mode']['name'] == 'twig') {
+            wp_add_inline_script( # fix as described here: https://make.wordpress.org/core/2017/10/22/code-editing-improvements-in-wordpress-4-9/
+                'wp-codemirror',
+                'window.CodeMirror = wp.CodeMirror;'
+            );
+            wp_enqueue_script('mode-twig', 'https://unpkg.com/codemirror@5/mode/twig/twig.js', ['wp-codemirror']);
+        }
+
+        $theme = $settings['codemirror']['theme'];
+        if ($theme != 'default') {
+            wp_enqueue_style('codemirror-theme', "https://unpkg.com/codemirror@5/theme/$theme.css", ['wp-codemirror']);
+        }
+    }
+}
-- 
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