PHP Thrift improvements, Binary code skipping, etc


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@664821 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/php/src/transport/TPhpStream.php b/lib/php/src/transport/TPhpStream.php
new file mode 100644
index 0000000..d650935
--- /dev/null
+++ b/lib/php/src/transport/TPhpStream.php
@@ -0,0 +1,84 @@
+<?php
+
+/**
+ * Php stream transport. Reads to and writes from the php standard streams
+ * php://input and php://output
+ *
+ * @package thrift.transport
+ * @author Mark Slee <mcslee@facebook.com>
+ */
+class TPhpStream extends TTransport {
+
+  const MODE_R = 1;
+  const MODE_W = 2;
+
+  private $inStream_ = null;
+
+  private $outStream_ = null;
+
+  private $read_ = false;
+
+  private $write_ = false;
+
+  public function __construct($mode) {
+    $this->read_ = $mode & self::MODE_R;
+    $this->write_ = $mode & self::MODE_W;
+  }
+
+  public function open() {
+    if ($this->read_) {
+      $this->inStream_ = @fopen('php://input', 'r');
+      if (!is_resource($this->inStream_)) {
+        throw new Exception('TPhpStream: Could not open php://input');
+      }
+    }
+    if ($this->write_) {
+      $this->outStream_ = @fopen('php://output', 'w');
+      if (!is_resource($this->outStream_)) {
+        throw new Exception('TPhpStream: Could not open php://output');
+      }
+    }
+  }
+  
+  public function close() {
+    if ($this->read_) {
+      @fclose($this->inStream_);
+      $this->inStream_ = null;
+    }
+    if ($this->write_) {
+      @fclose($this->outStream_);
+      $this->outStream_ = null;
+    }
+  }
+
+  public function isOpen() {
+    return
+      (!$this->read_ || is_resource($this->inStream_)) &&
+      (!$this->write_ || is_resource($this->outStream_));
+  }
+
+  public function read($len) {
+    $data = @fread($this->inStream_, $len);
+    if (!$data) {
+      throw new Exception('TPhpStream: Could not read '.$len.' bytes');
+    }
+    return $data;
+  }
+
+  public function write($buf) {
+    while (!empty($buf)) {
+      $got = @fwrite($this->outStream_, $buf);
+      if ($got === 0 || $got === FALSE) {
+        throw new Exception('TPhpStream: Could not write '.strlen($buf).' bytes');
+      }
+      $buf = substr($buf, $got);
+    }
+  }
+
+  public function flush() {
+    @fflush($this->outStream_);
+  }
+
+}
+
+?>