Merge pull request #7 from veger/find_autoload

Better way to find autoloader

php/getfilepath.php

@@ -2,26 +2,68 @@
 $class = $argv[1];
 $file = $argv[2];
 $rootpath = $argv[3];
+
+require __DIR__ . '/FQCN.php';
+
+$foundAutoLoader = false;
+
+// First try default location
 $autoloader = $rootpath . '/vendor/autoload.php';
-if (is_readable($autoloader)) {
-    $loader = require $autoloader;
-
-    require __DIR__ . '/FQCN.php';
-
-    $contents = file_get_contents($file);
-    $fqns = new Hkt\FQCN();
-    $useClasses = $fqns->getAllUseStatements($contents);
-    if (array_key_exists($class, $useClasses)) {
-        echo $loader->findFile($useClasses[$class]);
-    } else {
-        // Get current namespace
-        $namespace = $fqns->getNamespace();
-        if ($namespace) {
-            $class = $namespace . '\\' . $class;
-        }
-        echo $loader->findFile($class);
-    }
+if(is_readable($autoloader)) {
+  $foundAutoLoader = true;
+  if(getFilePath($rootpath . '/vendor/autoload.php', $class, $file)) {
+    exit(0);
+  }
+}
 
+// Try to find autoload.php elsewhere in $rootpath
+$dirIterator = new RecursiveDirectoryIterator($rootpath);
+$reqIterator = new RecursiveIteratorIterator($dirIterator);
+$regexIterator = new RegexIterator($reqIterator, '#/vendor/autoload.php$#i');
+foreach($regexIterator as $autoloader) {
+  $foundAutoLoader = true;
+  if(getFilePath($autoloader, $class, $file)) {
+    exit(0);
+  }
+}
+
+if($foundAutoLoader) {
+  echo "Class $class not found.";
 } else {
-    echo "Please make sure the composer vendor/autoload.php file exists in root of project and is readable.";
+  echo "Class $class not found, please make sure the composer vendor/autoload.php file exists in your project and is readable.";
+}
+
+function getFilePath($autoloader, $class, $file) {
+  if (!is_readable($autoloader)) {
+    return false;
+  }
+
+  $loader = require $autoloader;
+
+  $contents = file_get_contents($file);
+  $fqns = new Hkt\FQCN();
+  $useClasses = $fqns->getAllUseStatements($contents);
+  if (array_key_exists($class, $useClasses)) {
+      echo $loader->findFile($useClasses[$class]);
+      return true;
+  }
+
+  // Try using current namespace
+  $namespace = $fqns->getNamespace();
+  if ($namespace) {
+      $foundFile = $loader->findFile($namespace . '\\' . $class);
+      if($foundFile) {
+        echo $foundFile;
+        return true;
+      }
+  }
+
+  // Try using global namespace
+  $foundFile = $loader->findFile($class);
+  if($foundFile) {
+    echo $foundFile;
+    return true;
+  }
+
+  return false;
 }