aboutsummaryrefslogtreecommitdiffstats
path: root/vendor/composer/ClassLoader.php
diff options
context:
space:
mode:
Diffstat (limited to 'vendor/composer/ClassLoader.php')
-rw-r--r--vendor/composer/ClassLoader.php216
1 files changed, 174 insertions, 42 deletions
diff --git a/vendor/composer/ClassLoader.php b/vendor/composer/ClassLoader.php
index 1db8d9a0b..a71055531 100644
--- a/vendor/composer/ClassLoader.php
+++ b/vendor/composer/ClassLoader.php
@@ -42,19 +42,36 @@ namespace Composer\Autoload;
*/
class ClassLoader
{
- private $prefixes = array();
- private $fallbackDirs = array();
+ // PSR-4
+ private $prefixLengthsPsr4 = array();
+ private $prefixDirsPsr4 = array();
+ private $fallbackDirsPsr4 = array();
+
+ // PSR-0
+ private $prefixesPsr0 = array();
+ private $fallbackDirsPsr0 = array();
+
private $useIncludePath = false;
private $classMap = array();
public function getPrefixes()
{
- return call_user_func_array('array_merge', $this->prefixes);
+ return call_user_func_array('array_merge', $this->prefixesPsr0);
+ }
+
+ public function getPrefixesPsr4()
+ {
+ return $this->prefixDirsPsr4;
}
public function getFallbackDirs()
{
- return $this->fallbackDirs;
+ return $this->fallbackDirsPsr0;
+ }
+
+ public function getFallbackDirsPsr4()
+ {
+ return $this->fallbackDirsPsr4;
}
public function getClassMap()
@@ -75,23 +92,24 @@ class ClassLoader
}
/**
- * Registers a set of classes, merging with any others previously set.
+ * Registers a set of PSR-0 directories for a given prefix, either
+ * appending or prepending to the ones previously set for this prefix.
*
- * @param string $prefix The classes prefix
- * @param array|string $paths The location(s) of the classes
- * @param bool $prepend Prepend the location(s)
+ * @param string $prefix The prefix
+ * @param array|string $paths The PSR-0 root directories
+ * @param bool $prepend Whether to prepend the directories
*/
public function add($prefix, $paths, $prepend = false)
{
if (!$prefix) {
if ($prepend) {
- $this->fallbackDirs = array_merge(
+ $this->fallbackDirsPsr0 = array_merge(
(array) $paths,
- $this->fallbackDirs
+ $this->fallbackDirsPsr0
);
} else {
- $this->fallbackDirs = array_merge(
- $this->fallbackDirs,
+ $this->fallbackDirsPsr0 = array_merge(
+ $this->fallbackDirsPsr0,
(array) $paths
);
}
@@ -100,38 +118,104 @@ class ClassLoader
}
$first = $prefix[0];
- if (!isset($this->prefixes[$first][$prefix])) {
- $this->prefixes[$first][$prefix] = (array) $paths;
+ if (!isset($this->prefixesPsr0[$first][$prefix])) {
+ $this->prefixesPsr0[$first][$prefix] = (array) $paths;
return;
}
if ($prepend) {
- $this->prefixes[$first][$prefix] = array_merge(
+ $this->prefixesPsr0[$first][$prefix] = array_merge(
+ (array) $paths,
+ $this->prefixesPsr0[$first][$prefix]
+ );
+ } else {
+ $this->prefixesPsr0[$first][$prefix] = array_merge(
+ $this->prefixesPsr0[$first][$prefix],
+ (array) $paths
+ );
+ }
+ }
+
+ /**
+ * Registers a set of PSR-4 directories for a given namespace, either
+ * appending or prepending to the ones previously set for this namespace.
+ *
+ * @param string $prefix The prefix/namespace, with trailing '\\'
+ * @param array|string $paths The PSR-0 base directories
+ * @param bool $prepend Whether to prepend the directories
+ */
+ public function addPsr4($prefix, $paths, $prepend = false)
+ {
+ if (!$prefix) {
+ // Register directories for the root namespace.
+ if ($prepend) {
+ $this->fallbackDirsPsr4 = array_merge(
+ (array) $paths,
+ $this->fallbackDirsPsr4
+ );
+ } else {
+ $this->fallbackDirsPsr4 = array_merge(
+ $this->fallbackDirsPsr4,
+ (array) $paths
+ );
+ }
+ } elseif (!isset($this->prefixDirsPsr4[$prefix])) {
+ // Register directories for a new namespace.
+ $length = strlen($prefix);
+ if ('\\' !== $prefix[$length - 1]) {
+ throw new \InvalidArgumentException("A non-empty PSR-4 prefix must end with a namespace separator.");
+ }
+ $this->prefixLengthsPsr4[$prefix[0]][$prefix] = $length;
+ $this->prefixDirsPsr4[$prefix] = (array) $paths;
+ } elseif ($prepend) {
+ // Prepend directories for an already registered namespace.
+ $this->prefixDirsPsr4[$prefix] = array_merge(
(array) $paths,
- $this->prefixes[$first][$prefix]
+ $this->prefixDirsPsr4[$prefix]
);
} else {
- $this->prefixes[$first][$prefix] = array_merge(
- $this->prefixes[$first][$prefix],
+ // Append directories for an already registered namespace.
+ $this->prefixDirsPsr4[$prefix] = array_merge(
+ $this->prefixDirsPsr4[$prefix],
(array) $paths
);
}
}
/**
- * Registers a set of classes, replacing any others previously set.
+ * Registers a set of PSR-0 directories for a given prefix,
+ * replacing any others previously set for this prefix.
*
- * @param string $prefix The classes prefix
- * @param array|string $paths The location(s) of the classes
+ * @param string $prefix The prefix
+ * @param array|string $paths The PSR-0 base directories
*/
public function set($prefix, $paths)
{
if (!$prefix) {
- $this->fallbackDirs = (array) $paths;
+ $this->fallbackDirsPsr0 = (array) $paths;
+ } else {
+ $this->prefixesPsr0[$prefix[0]][$prefix] = (array) $paths;
+ }
+ }
- return;
+ /**
+ * Registers a set of PSR-4 directories for a given namespace,
+ * replacing any others previously set for this namespace.
+ *
+ * @param string $prefix The prefix/namespace, with trailing '\\'
+ * @param array|string $paths The PSR-4 base directories
+ */
+ public function setPsr4($prefix, $paths) {
+ if (!$prefix) {
+ $this->fallbackDirsPsr4 = (array) $paths;
+ } else {
+ $length = strlen($prefix);
+ if ('\\' !== $prefix[$length - 1]) {
+ throw new \InvalidArgumentException("A non-empty PSR-4 prefix must end with a namespace separator.");
+ }
+ $this->prefixLengthsPsr4[$prefix[0]][$prefix] = $length;
+ $this->prefixDirsPsr4[$prefix] = (array) $paths;
}
- $this->prefixes[substr($prefix, 0, 1)][$prefix] = (array) $paths;
}
/**
@@ -182,7 +266,7 @@ class ClassLoader
public function loadClass($class)
{
if ($file = $this->findFile($class)) {
- include $file;
+ includeFile($file);
return true;
}
@@ -202,45 +286,93 @@ class ClassLoader
$class = substr($class, 1);
}
+ // class map lookup
if (isset($this->classMap[$class])) {
return $this->classMap[$class];
}
+ $file = $this->findFileWithExtension($class, '.php');
+
+ // Search for Hack files if we are running on HHVM
+ if ($file === null && defined('HHVM_VERSION')) {
+ $file = $this->findFileWithExtension($class, '.hh');
+ }
+
+ if ($file === null) {
+ // Remember that this class does not exist.
+ return $this->classMap[$class] = false;
+ }
+
+ return $file;
+ }
+
+ private function findFileWithExtension($class, $ext)
+ {
+ // PSR-4 lookup
+ $logicalPathPsr4 = strtr($class, '\\', DIRECTORY_SEPARATOR) . $ext;
+
+ $first = $class[0];
+ if (isset($this->prefixLengthsPsr4[$first])) {
+ foreach ($this->prefixLengthsPsr4[$first] as $prefix => $length) {
+ if (0 === strpos($class, $prefix)) {
+ foreach ($this->prefixDirsPsr4[$prefix] as $dir) {
+ if (file_exists($file = $dir . DIRECTORY_SEPARATOR . substr($logicalPathPsr4, $length))) {
+ return $file;
+ }
+ }
+ }
+ }
+ }
+
+ // PSR-4 fallback dirs
+ foreach ($this->fallbackDirsPsr4 as $dir) {
+ if (file_exists($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr4)) {
+ return $file;
+ }
+ }
+
+ // PSR-0 lookup
if (false !== $pos = strrpos($class, '\\')) {
// namespaced class name
- $classPath = strtr(substr($class, 0, $pos), '\\', DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR;
- $className = substr($class, $pos + 1);
+ $logicalPathPsr0 = substr($logicalPathPsr4, 0, $pos + 1)
+ . strtr(substr($logicalPathPsr4, $pos + 1), '_', DIRECTORY_SEPARATOR);
} else {
// PEAR-like class name
- $classPath = null;
- $className = $class;
+ $logicalPathPsr0 = strtr($class, '_', DIRECTORY_SEPARATOR) . $ext;
}
- $classPath .= strtr($className, '_', DIRECTORY_SEPARATOR) . '.php';
-
- $first = $class[0];
- if (isset($this->prefixes[$first])) {
- foreach ($this->prefixes[$first] as $prefix => $dirs) {
+ if (isset($this->prefixesPsr0[$first])) {
+ foreach ($this->prefixesPsr0[$first] as $prefix => $dirs) {
if (0 === strpos($class, $prefix)) {
foreach ($dirs as $dir) {
- if (file_exists($dir . DIRECTORY_SEPARATOR . $classPath)) {
- return $dir . DIRECTORY_SEPARATOR . $classPath;
+ if (file_exists($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr0)) {
+ return $file;
}
}
}
}
}
- foreach ($this->fallbackDirs as $dir) {
- if (file_exists($dir . DIRECTORY_SEPARATOR . $classPath)) {
- return $dir . DIRECTORY_SEPARATOR . $classPath;
+ // PSR-0 fallback dirs
+ foreach ($this->fallbackDirsPsr0 as $dir) {
+ if (file_exists($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr0)) {
+ return $file;
}
}
- if ($this->useIncludePath && $file = stream_resolve_include_path($classPath)) {
+ // PSR-0 include paths.
+ if ($this->useIncludePath && $file = stream_resolve_include_path($logicalPathPsr0)) {
return $file;
}
-
- return $this->classMap[$class] = false;
}
}
+
+/**
+ * Scope isolated include.
+ *
+ * Prevents access to $this/self from included files.
+ */
+function includeFile($file)
+{
+ include $file;
+}