1 files changed, 80 insertions, 0 deletions
diff --git a/library/Icinga/Application/Logger/Writer/FileWriter.php b/library/Icinga/Application/Logger/Writer/FileWriter.php
new file mode 100644
index 0000000..6b4ed54
--- /dev/null
+++ b/library/Icinga/Application/Logger/Writer/FileWriter.php
@@ -0,0 +1,80 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Application\Logger\Writer;
+
+use Exception;
+use Icinga\Data\ConfigObject;
+use Icinga\Application\Logger;
+use Icinga\Application\Logger\LogWriter;
+use Icinga\Exception\ConfigurationError;
+use Icinga\Util\File;
+
+/**
+ * Log to a file
+ */
+class FileWriter extends LogWriter
+{
+    /**
+     * Path to the file
+     *
+     * @var string
+     */
+    protected $file;
+
+    /**
+     * Create a new file log writer
+     *
+     * @param   ConfigObject  $config
+     *
+     * @throws  ConfigurationError  If the configuration directive 'file' is missing or if the path to 'file' does
+     *                              not exist or if writing to 'file' is not possible
+     */
+    public function __construct(ConfigObject $config)
+    {
+        if ($config->file === null) {
+            throw new ConfigurationError('Required logging configuration directive \'file\' missing');
+        }
+        $this->file = $config->file;
+
+        if (substr($this->file, 0, 6) !== 'php://' && ! file_exists(dirname($this->file))) {
+            throw new ConfigurationError(
+                'Log path "%s" does not exist',
+                dirname($this->file)
+            );
+        }
+
+        try {
+            $this->write(''); // Avoid to handle such errors on every write access
+        } catch (Exception $e) {
+            throw new ConfigurationError(
+                'Cannot write to log file "%s" (%s)',
+                $this->file,
+                $e->getMessage()
+            );
+        }
+    }
+
+    /**
+     * Log a message
+     *
+     * @param   int     $level      The logging level
+     * @param   string  $message    The log message
+     */
+    public function log($level, $message)
+    {
+        $this->write(date('c') . ' - ' . Logger::$levels[$level] . ' - ' . $message . PHP_EOL);
+    }
+
+    /**
+     * Write a message to the log
+     *
+     * @param string $message
+     */
+    protected function write($message)
+    {
+        $file = new File($this->file, 'a');
+        $file->fwrite($message);
+        $file->fflush();
+    }
+}