First version

Author: Jan Drábek

README.md

@@ -1,4 +1,27 @@
-tracy-gitversion-panel
+Git Version Panel
 ======================
 
-Debugger panel for Tracy
+Panel for Tracy debug panel.
+Shows current branch and current revision hash to be able identify your deployed version on sight.
+
+Inspired by https://gist.github.com/vvondra/3645108.
+
+Installing
+----------
+
+Install library via composer:
+
+```
+composer require jandrabek/tracy-gitversion-panel
+```
+
+Register panel
+
+```
+nette:
+    debugger:
+        bar: [JanDrabek\Tracy\GitVersionPanel]
+# Or when you register multiple extensions
+#       bar:
+#           - JanDrabek\Tracy\GitVersionPanel
+```

composer.json

@@ -0,0 +1,23 @@
+{
+	"name": “jandrabek/tracy-gitversion-panel",
+	"description": “Tracy DebugBar panel displaying current project git branch.",
+	"keywords": ["nette", "debug", "git", "branch", "log"],
+	"license": ["BSD-3"],
+	"authors": [
+		{
+			"name": "Vojtěch Vondra",
+			"homepage": "http://www.vojtechvondra.cz"
+		},
+		{
+			"name": "Jan Drábek",
+			"homepage": "http://www.jandrabek.cz"
+		}
+	],
+	"require": {
+		"php": ">=5.3.2",
+		"nette/tracy": ">=2.2"
+	},
+	"autoload": {
+		"psr-4": { "JanDrabek\\Tracy\\”: "src/" }
+	}
+}

src/GitVersionPanel.php

@@ -0,0 +1,56 @@
+<?php
+
+namespace JanDrabek\Tracy;
+use Tracy\IBarPanel;
+
+/**
+ * Panel showing branch and commit hash of this branch to be able identify deployed version.
+ *
+ * @author Jan Drábek
+ * @author Vojtěch Vondra
+ */
+class GitVersionPanel implements IBarPanel
+{
+
+	public function getPanel()
+	{
+		return '';
+	}
+
+	protected function getCurrentBranchName()
+	{
+		$scriptPath = $_SERVER['SCRIPT_FILENAME'];
+
+		$dir = realpath(dirname($scriptPath));
+		while ($dir !== false && !is_dir($dir . '/.git')) {
+			flush();
+			$currentDir = $dir;
+			$dir .= '/..';
+			$dir = realpath($dir);
+
+			// Stop recursion to parent on root directory
+			if ($dir == $currentDir) {
+				break;
+			}
+		}
+
+		$head = $dir . '/.git/HEAD';
+		if ($dir && is_readable($head)) {
+			$branch = file_get_contents($head);
+			if (strpos($branch, 'ref:') === 0) {
+				$parts = explode('/', $branch);
+				return $parts[2];
+			}
+			return '(' . substr($branch, 0, 7) . '&hellip;)';
+		}
+
+		return 'not versioned';
+	}
+
+	public function getTab()
+	{
+		return '<img alt="" src="data:image/png;base64,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" />'
+		. $this->getCurrentBranchName();
+	}
+
+}