1 files changed, 198 insertions, 0 deletions
diff --git a/Postman/Postman-Mail/mailgun/vendor/php-http/message/src/Encoding/FilteredStream.php b/Postman/Postman-Mail/mailgun/vendor/php-http/message/src/Encoding/FilteredStream.php
new file mode 100644
index 0000000..a32554b
--- /dev/null
+++ b/Postman/Postman-Mail/mailgun/vendor/php-http/message/src/Encoding/FilteredStream.php
@@ -0,0 +1,198 @@
+<?php
+
+namespace Http\Message\Encoding;
+
+use Clue\StreamFilter as Filter;
+use Http\Message\Decorator\StreamDecorator;
+use Psr\Http\Message\StreamInterface;
+
+/**
+ * A filtered stream has a filter for filtering output and a filter for filtering input made to a underlying stream.
+ *
+ * @author Joel Wurtz <joel.wurtz@gmail.com>
+ */
+abstract class FilteredStream implements StreamInterface
+{
+    const BUFFER_SIZE = 8192;
+
+    use StreamDecorator;
+
+    /**
+     * @var callable
+     */
+    protected $readFilterCallback;
+
+    /**
+     * @var resource
+     *
+     * @deprecated since version 1.5, will be removed in 2.0
+     */
+    protected $readFilter;
+
+    /**
+     * @var callable
+     *
+     * @deprecated since version 1.5, will be removed in 2.0
+     */
+    protected $writeFilterCallback;
+
+    /**
+     * @var resource
+     *
+     * @deprecated since version 1.5, will be removed in 2.0
+     */
+    protected $writeFilter;
+
+    /**
+     * Internal buffer.
+     *
+     * @var string
+     */
+    protected $buffer = '';
+
+    /**
+     * @param StreamInterface $stream
+     * @param mixed|null      $readFilterOptions
+     * @param mixed|null      $writeFilterOptions deprecated since 1.5, will be removed in 2.0
+     */
+    public function __construct(StreamInterface $stream, $readFilterOptions = null, $writeFilterOptions = null)
+    {
+        $this->readFilterCallback = Filter\fun($this->readFilter(), $readFilterOptions);
+        $this->writeFilterCallback = Filter\fun($this->writeFilter(), $writeFilterOptions);
+
+        if (null !== $writeFilterOptions) {
+            @trigger_error('The $writeFilterOptions argument is deprecated since version 1.5 and will be removed in 2.0.', E_USER_DEPRECATED);
+        }
+
+        $this->stream = $stream;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function read($length)
+    {
+        if (strlen($this->buffer) >= $length) {
+            $read = substr($this->buffer, 0, $length);
+            $this->buffer = substr($this->buffer, $length);
+
+            return $read;
+        }
+
+        if ($this->stream->eof()) {
+            $buffer = $this->buffer;
+            $this->buffer = '';
+
+            return $buffer;
+        }
+
+        $read = $this->buffer;
+        $this->buffer = '';
+        $this->fill();
+
+        return $read.$this->read($length - strlen($read));
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function eof()
+    {
+        return $this->stream->eof() && $this->buffer === '';
+    }
+
+    /**
+     * Buffer is filled by reading underlying stream.
+     *
+     * Callback is reading once more even if the stream is ended.
+     * This allow to get last data in the PHP buffer otherwise this
+     * bug is present : https://bugs.php.net/bug.php?id=48725
+     */
+    protected function fill()
+    {
+        $readFilterCallback = $this->readFilterCallback;
+        $this->buffer .= $readFilterCallback($this->stream->read(self::BUFFER_SIZE));
+
+        if ($this->stream->eof()) {
+            $this->buffer .= $readFilterCallback();
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getContents()
+    {
+        $buffer = '';
+
+        while (!$this->eof()) {
+            $buf = $this->read(self::BUFFER_SIZE);
+            // Using a loose equality here to match on '' and false.
+            if ($buf == null) {
+                break;
+            }
+
+            $buffer .= $buf;
+        }
+
+        return $buffer;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getSize()
+    {
+        return;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function __toString()
+    {
+        return $this->getContents();
+    }
+
+    /**
+     * Returns the read filter name.
+     *
+     * @return string
+     *
+     * @deprecated since version 1.5, will be removed in 2.0
+     */
+    public function getReadFilter()
+    {
+        @trigger_error('The '.__CLASS__.'::'.__METHOD__.' method is deprecated since version 1.5 and will be removed in 2.0.', E_USER_DEPRECATED);
+
+        return $this->readFilter();
+    }
+
+    /**
+     * Returns the write filter name.
+     *
+     * @return string
+     */
+    abstract protected function readFilter();
+
+    /**
+     * Returns the write filter name.
+     *
+     * @return string
+     *
+     * @deprecated since version 1.5, will be removed in 2.0
+     */
+    public function getWriteFilter()
+    {
+        @trigger_error('The '.__CLASS__.'::'.__METHOD__.' method is deprecated since version 1.5 and will be removed in 2.0.', E_USER_DEPRECATED);
+
+        return $this->writeFilter();
+    }
+
+    /**
+     * Returns the write filter name.
+     *
+     * @return string
+     */
+    abstract protected function writeFilter();
+}