Load correct autoloader depending on PHP version and centralize file loading logic.

Author: Felix Arntz

load-files.php

@@ -0,0 +1,24 @@
+<?php
+// Exit if this file is directly accessed
+if ( ! defined( 'ABSPATH' ) ) { exit; }
+
+/**
+ * Loads the plugin files.
+ */
+function wpephpcompat_load_files() {
+	require_once dirname( __FILE__ ) . '/src/wpephpcompat.php';
+
+	if ( version_compare( phpversion(), '5.3', '<' ) ) {
+		$autoload_file = dirname( __FILE__ ) . '/php52/vendor/autoload.php';
+	} else {
+		$autoload_file = dirname( __FILE__ ) . '/vendor/autoload.php';
+	}
+
+	require_once $autoload_file;
+
+	if ( defined( 'WP_CLI' ) && WP_CLI ) {
+		require_once dirname( __FILE__ ) . '/src/wpcli.php';
+	}
+}
+
+wpephpcompat_load_files();

src/wpcli.php

@@ -1,6 +1,5 @@
 <?php
-require_once dirname( dirname( __FILE__ ) ) . '/src/wpephpcompat.php';
-require_once dirname( dirname( __FILE__ ) ) . '/vendor/autoload.php';
+require_once dirname( dirname( __FILE__ ) ) . '/load-files.php';
 
 /**
  * PHPCompat WP-CLI command.

src/wpephpcompat.php

@@ -2,7 +2,7 @@
 // Exit if this file is directly accessed
 if ( ! defined( 'ABSPATH' ) ) { exit; }
 
-require_once dirname( dirname( __FILE__ ) ) . '/vendor/autoload.php';
+require_once dirname( dirname( __FILE__ ) ) . '/load-files.php';
 
 /**
  * Summary.

uninstall.php

@@ -5,7 +5,7 @@
 	die;
 }
 
-require_once dirname( __FILE__ ) . '/src/wpephpcompat.php';
+require_once dirname( __FILE__ ) . '/load-files.php';
 
 $wpephpc = new WPEPHPCompat( dirname( __FILE__ ) );
 $wpephpc->clean_after_scan();

wpengine-phpcompat.php

@@ -12,13 +12,7 @@
 // Exit if this file is directly accessed
 if ( ! defined( 'ABSPATH' ) ) { exit; }
 
-require_once dirname( __FILE__ ) . '/src/wpephpcompat.php';
-require_once dirname( __FILE__ ) . '/vendor/autoload.php';
-
-// Add the phpcompat WP-CLI command.
-if ( defined( 'WP_CLI' ) && WP_CLI ) {
-	require_once dirname( __FILE__ ) . '/src/wpcli.php';
-}
+require_once dirname( __FILE__ ) . '/load-files.php';
 
 /**
  * This handles hooking into WordPress.