Cache streams from report output

1 files changed, 43 insertions, 0 deletions

diff --git a/library/SSRS/Report/CachedStreamResource.php b/library/SSRS/Report/CachedStreamResource.php
new file mode 100644
index 0000000..08e9dbb
--- /dev/null
+++ b/library/SSRS/Report/CachedStreamResource.php
@@ -0,0 +1,43 @@
+<?php
+
+namespace SSRS\Report;
+
+use \SSRS\Object\RenderStream;
+
+class CachedStreamResource {
+
+    public $streamId;
+    public $filePath;
+
+    public function __construct($streamId, $filePath) {
+        $this->streamId = $streamId;
+        $this->filePath = $filePath;
+    }
+
+    public function read() {
+        $data = file_get_contents($this->filePath);
+        $parts = explode("\n", $data, 2);
+
+        $stream = new RenderStream();
+        $stream->MimeType = $parts[0];
+        $stream->Result = $parts[1];
+
+        return $stream;
+    }
+
+    public function store(RenderStream $renderStream) {
+        $data = trim($renderStream->MimeType) . "\n";
+        $data .= $renderStream->Result;
+
+        file_put_contents($this->filePath, $data);
+        return $this;
+    }
+
+    public function send() {
+        $stream = $this->read();
+
+        header('Content-Type: ' . $stream->MimeType);
+        echo $stream->Result;
+    }
+
+}