1 files changed, 60 insertions, 0 deletions
diff --git a/lib/hostinfo.php b/lib/hostinfo.php
new file mode 100644
index 0000000..33b87d5
--- /dev/null
+++ b/lib/hostinfo.php
@@ -0,0 +1,60 @@
+<?php
+
+require_once('Symfony/Component/Yaml/autoload.php');
+use Symfony\Component\Yaml\Yaml;
+
+class Hostinfo
+{
+    public function __construct($path)
+    {
+        $this->path = $path;
+        if (!file_exists("$this->path/metadata/hosts")) {
+            throw new Exception("Invalid hostinfo path: $this->path");
+        }
+
+        $this->hosts = null;
+        $this->_data = array();
+    }
+
+    protected function load_hosts()
+    {
+        $hosts = Yaml::parse(
+            file_get_contents("$this->path/metadata/hosts"));
+        $this->hosts = $hosts['hosts'];
+    }
+
+    protected function load_host($host)
+    {
+        $this->_data[$host] = Yaml::parse(
+            file_get_contents("$this->path/$host"));
+    }
+
+    public function get_hosts()
+    {
+        if ($this->hosts === null) {
+            $this->load_hosts();
+        }
+
+        return $this->hosts;
+    }
+
+    public function get_host($host)
+    {
+        if (!array_key_exists($host, $this->_data)) {
+            $this->load_host($host);
+        }
+
+        return $this->_data[$host];
+    }
+
+    public function get_data()
+    {
+        $data = array();
+        foreach ($this->get_hosts() as $host) {
+            $data[$host] = $this->get_host($host);
+        }
+        return $data;
+    }
+}
+
+// vim: set ts=4 sw=4 tw=0 et :