From a71623217208e006a30748eb2a29f4ffdd450612 Mon Sep 17 00:00:00 2001
From: Ryan Cramer <ryan@processwire.com>
Date: Thu, 16 Feb 2023 09:21:53 -0500
Subject: [PATCH] Add feature request processwire/processwire-requests#480 to
 support other file extensions for translatable files in
 ProcessLanguageTranslator.module as a module config setting

---
 .../LanguageSupport/LanguageTranslator.php    |  1 +
 .../ProcessLanguageTranslator.module          | 61 ++++++++++++++++++-
 2 files changed, 60 insertions(+), 2 deletions(-)

diff --git a/wire/modules/LanguageSupport/LanguageTranslator.php b/wire/modules/LanguageSupport/LanguageTranslator.php
index 3ae57846..49eac2d7 100644
--- a/wire/modules/LanguageSupport/LanguageTranslator.php
+++ b/wire/modules/LanguageSupport/LanguageTranslator.php
@@ -669,6 +669,7 @@ class LanguageTranslator extends Wire {
 			case 'system': $v = $this->_('System'); break;
 			case 'modified': $v = $this->_('Modified'); break;
 			case 'error': $v = $this->_('Error'); break;
+			case ',': $v = $this->_(','); break; // Comma
 		}
 		
 		$level--;
diff --git a/wire/modules/LanguageSupport/ProcessLanguageTranslator.module b/wire/modules/LanguageSupport/ProcessLanguageTranslator.module
index d8eabcf9..72d1e52f 100644
--- a/wire/modules/LanguageSupport/ProcessLanguageTranslator.module
+++ b/wire/modules/LanguageSupport/ProcessLanguageTranslator.module
@@ -15,10 +15,12 @@
  * @method string executeEdit()
  * @method processEdit($form, $textdomain, $translations)
  * 
+ * @property array $extensions Allowed file extensions for translatable files
+ * 
  * 
  */
 
-class ProcessLanguageTranslator extends Process {
+class ProcessLanguageTranslator extends Process implements ConfigurableModule {
 
 	public static function getModuleInfo() {
 		return array(
@@ -80,6 +82,11 @@ class ProcessLanguageTranslator extends Process {
 	 * 
 	 */
 	protected $fp = null;
+	
+	public function __construct() {
+		parent::__construct();
+		$this->set('extensions', array('php', 'module', 'inc')); 
+	}
 
 	/**
 	 * Initialize the module and setup the variables above
@@ -102,6 +109,40 @@ class ProcessLanguageTranslator extends Process {
 		if($this->fp) fclose($this->fp);
 	}
 
+	/**
+	 * Set
+	 * 
+	 * @param string $key
+	 * @param mixed $value
+	 * @return self
+	 * 
+	 */
+	public function set($key, $value) {
+		if($key === 'extensions') return $this->setExtensions($value);
+		return parent::set($key, $value);
+	}
+
+	/**
+	 * Set allowed extensions
+	 * 
+	 * @param string|array $extensions
+	 * @since 3.0.212
+	 * 
+	 */
+	protected function setExtensions($extensions) {
+		if(!is_array($extensions)) {
+			$extensions = preg_replace('/[^a-zA-Z0-9 ]/', ' ', (string) $extensions);
+			$extensions = explode(' ', strtolower(trim($extensions)));
+			foreach($extensions as $k => $v) {
+				if(empty($v)) unset($extensions[$k]);
+			}
+		}
+		if(!in_array('php', $extensions)) $extensions[] = 'php';
+		if(!in_array('module', $extensions)) $extensions[] = 'module';
+		parent::set('extensions', $extensions);
+		return $this;
+	}
+
 	/**
 	 * Set the language used by the translator process and create the new translator for it
 	 * 
@@ -767,6 +808,7 @@ class ProcessLanguageTranslator extends Process {
 		if(!is_dir($path)) throw new WireException(sprintf($this->_('%s does not exist or is not a directory'), $path));
 
 		static $level = 0;
+		$extensions = $this->extensions;
 
 		if(!$level) {
 			$cacheKey = "files_" . md5($path);
@@ -815,7 +857,7 @@ class ProcessLanguageTranslator extends Process {
 			}
 
 			$ext = $file->getExtension();
-			if($ext != 'php' && $ext != 'module' && $ext != 'inc') continue;
+			if(!in_array(strtolower($ext), $extensions)) continue;
 			$pathname = $file->getPathname();
 			$text = file_get_contents($pathname);
 			$found = false;
@@ -899,5 +941,20 @@ class ProcessLanguageTranslator extends Process {
 		
 		return $abandoned;
 	}
+
+	/**
+	 * Module config
+	 * 
+	 * @param InputfieldWrapper $inputfields
+	 * 
+	 */
+	public function getModuleConfigInputfields(InputfieldWrapper $inputfields) {
+		$f = $inputfields->InputfieldText;
+		$f->attr('name', 'extensions');
+		$f->label = $this->_('Supported file extensions for translatable files'); 
+		$f->description = $this->_('Enter a space-separated list of file extensions (`php` and `module` are required).'); 
+		$f->val(implode(' ', $this->extensions));
+		$inputfields->add($f);
+	}
 }