From 0564c419762096242afc3c86dfa8d49ccc3396ed Mon Sep 17 00:00:00 2001
From: Christopher Vagnetoft <cvagnetoft@gmail.com>
Date: Sun, 11 Dec 2016 23:45:21 +0100
Subject: [PATCH] hotfix: Added examples, initial python support

---
 examples/bash-spinner.fix   |  8 ++++++++
 examples/php-facts.fix      | 10 ++++++++++
 examples/python-facts.fix   | 10 ++++++++++
 src/Runner/PythonRunner.php | 39 ++++++++++++++++++++++++++++++++++++-
 src/stubs/python.stub       |  2 ++
 5 files changed, 68 insertions(+), 1 deletion(-)
 create mode 100644 examples/bash-spinner.fix
 create mode 100644 examples/php-facts.fix
 create mode 100644 examples/python-facts.fix
 create mode 100644 src/stubs/python.stub

diff --git a/examples/bash-spinner.fix b/examples/bash-spinner.fix
new file mode 100644
index 0000000..cd0c83b
--- /dev/null
+++ b/examples/bash-spinner.fix
@@ -0,0 +1,8 @@
+hotfix: This hotfix show how to use the bash spinner
+info:   >
+        The spinner shows an, um... spinner, while the command executes.
+author: Noccy <cvagnetoft@gmail.com>
+lang:   bash
+---
+
+find /home >/dev/null & spinner
diff --git a/examples/php-facts.fix b/examples/php-facts.fix
new file mode 100644
index 0000000..8b88502
--- /dev/null
+++ b/examples/php-facts.fix
@@ -0,0 +1,10 @@
+hotfix: This hotfix show how to use facts in php
+info:   >
+        This lets you retrieve some additional system information during
+        runtime. Use 'hotfix facts' to see all the known facts.
+author: Noccy <cvagnetoft@gmail.com>
+lang:   php
+---
+
+echo "Architecture: ".fact('system.arch')."\n";
+echo "Distribution: ".fact('lsb.id')."\n";
diff --git a/examples/python-facts.fix b/examples/python-facts.fix
new file mode 100644
index 0000000..b57345b
--- /dev/null
+++ b/examples/python-facts.fix
@@ -0,0 +1,10 @@
+hotfix: This hotfix show how to use facts in python
+info:   >
+        This lets you retrieve some additional system information during
+        runtime. Use 'hotfix facts' to see all the known facts.
+author: Noccy <cvagnetoft@gmail.com>
+lang:   python
+---
+
+print "Architecture: " + fact("system.arch")
+print "Distribution: " + fact("lsb.id")
diff --git a/src/Runner/PythonRunner.php b/src/Runner/PythonRunner.php
index 724ba43..3435313 100644
--- a/src/Runner/PythonRunner.php
+++ b/src/Runner/PythonRunner.php
@@ -4,6 +4,7 @@ namespace NoccyLabs\Hotfix\Runner;
 
 use NoccyLabs\Hotfix\System\Facts;
 use NoccyLabs\Hotfix\Hotfix\Hotfix;
+use NoccyLabs\Hotfix\Exception\UnsupportedRunnerException;
 
 /**
  * Run hotfixes written in Python.
@@ -13,13 +14,49 @@ use NoccyLabs\Hotfix\Hotfix\Hotfix;
 class PythonRunner implements RunnerInterface
 {
 
+    const PYTHON_STUB = "/../stubs/python.stub";
+
+    protected $hotfix;
+
+    protected $facts;
+
     public function prepare(Hotfix $hotfix, Facts $facts)
     {
-        throw new NotImplementedException("The Python runner is not implemented");
+        $this->hotfix = $hotfix;
+        $this->facts = $facts;
+
+        $python = trim(exec("which python"));
+        if (!$python) {
+            throw new UnsupportedRunnerException("You need to install python to apply this hotfix");
+        }
     }
 
     public function apply()
     {
+        $head = file(__DIR__.self::PYTHON_STUB, FILE_IGNORE_NEW_LINES);
+        $body = $this->hotfix->getBody();
+        $hash = $this->hotfix->getHash();
+
+        $facts = $this->facts->getFlat();
+        $head[] = "def fact(f):";
+        $head[] = "    facts = {";
+        $tmp = [];
+        foreach ($facts as $key=>$fact) {
+            $tmp[] = sprintf('        "%s": "%s"', $key, $fact);
+        }
+        $head[] = join(",\n", $tmp)."\n";
+        $head[] = "    }";
+        $head[] = "    return facts[f]";
+        
+        $head = join("\n", $head);
+
+        // Create temporary filename based on the hash of the hotfix
+        $tmpfile = sys_get_temp_dir()."/hotfix_".$hash;
+        file_put_contents($tmpfile, $head."\n".$body."\n");
+
+        // Execute the hotfix and clean up
+        passthru("python {$tmpfile}");
+        unlink($tmpfile);
     }
 
 }
\ No newline at end of file
diff --git a/src/stubs/python.stub b/src/stubs/python.stub
new file mode 100644
index 0000000..139597f
--- /dev/null
+++ b/src/stubs/python.stub
@@ -0,0 +1,2 @@
+
+