From 90654bdd16c41577154c8a36f18ce8c0e231a72c Mon Sep 17 00:00:00 2001
From: Martin Naumann <martin.naumann@centralway.com>
Date: Sun, 24 Feb 2013 21:50:54 +0100
Subject: [PATCH 1/3] Adjusted Sonar runtime version in pom.xml

---
 pom.xml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pom.xml b/pom.xml
index ef81010..9ba11e4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -45,9 +45,9 @@
     </dependencies>
 
     <properties>
-        <sonar.version>2.7</sonar.version>
+        <sonar.version>3.4.1</sonar.version>
         <sonar.pluginClass>com.pica.sonarplugins.ruby.RubyPlugin</sonar.pluginClass>
-        <sonar.runtimeVersion>2.7</sonar.runtimeVersion>
+        <sonar.runtimeVersion>3.4.1</sonar.runtimeVersion>
         <sonar.pluginName>Ruby</sonar.pluginName>
     </properties>
 

From a43aea5bf3753221398f971b0e06fc4144fe92a4 Mon Sep 17 00:00:00 2001
From: Martin Naumann <martin.naumann@centralway.com>
Date: Sun, 24 Feb 2013 22:10:52 +0100
Subject: [PATCH 2/3] Adding Flog Sensor

---
 src/main/java/com/pica/sonarplugins/ruby/RubyPlugin.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/main/java/com/pica/sonarplugins/ruby/RubyPlugin.java b/src/main/java/com/pica/sonarplugins/ruby/RubyPlugin.java
index 5b187ac..10463b4 100644
--- a/src/main/java/com/pica/sonarplugins/ruby/RubyPlugin.java
+++ b/src/main/java/com/pica/sonarplugins/ruby/RubyPlugin.java
@@ -4,6 +4,7 @@
 import com.pica.sonarplugins.ruby.core.RubySourceCodeColorizer;
 import com.pica.sonarplugins.ruby.core.RubySourceImporter;
 import com.pica.sonarplugins.ruby.rcov.RcovSensor;
+import com.centralway.rubymetrics.FlogSensor;
 import org.sonar.api.Plugin;
 import org.sonar.api.Properties;
 
@@ -32,7 +33,8 @@ public List getExtensions() {
                 RubySensor.class,
                 RubySourceImporter.class,
                 RubySourceCodeColorizer.class,
-                RcovSensor.class
+                RcovSensor.class,
+                FlogSensor.class
         );
     }
 

From d0f35c8af418f5420a23988c9b25682a8f8d0c1c Mon Sep 17 00:00:00 2001
From: Martin Naumann <martin.naumann@centralway.com>
Date: Sun, 24 Feb 2013 22:13:35 +0100
Subject: [PATCH 3/3] Added initial version of the FlogSensor

---
 .../centralway/rubymetrics/FlogSensor.java    | 67 +++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 src/main/java/com/centralway/rubymetrics/FlogSensor.java

diff --git a/src/main/java/com/centralway/rubymetrics/FlogSensor.java b/src/main/java/com/centralway/rubymetrics/FlogSensor.java
new file mode 100644
index 0000000..9241544
--- /dev/null
+++ b/src/main/java/com/centralway/rubymetrics/FlogSensor.java
@@ -0,0 +1,67 @@
+/*
+ * To change this template, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package com.centralway.rubymetrics;
+
+import com.pica.sonarplugins.ruby.core.RubyFile;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.sonar.api.batch.Sensor;
+import org.sonar.api.batch.SensorContext;
+import org.sonar.api.measures.CoreMetrics;
+import org.sonar.api.resources.Project;
+import org.sonar.api.resources.ProjectFileSystem;
+import org.sonar.api.resources.File;
+
+import org.apache.commons.io.FileUtils;
+import org.apache.commons.io.LineIterator;
+import org.apache.commons.lang.StringUtils;
+
+import java.util.List;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.io.IOException;
+import java.util.Map;
+
+
+/**
+ *
+ * @author martin.naumann
+ */
+public class FlogSensor implements Sensor {
+
+    private static final Logger LOG = LoggerFactory.getLogger(FlogSensor.class);
+
+    public boolean shouldExecuteOnProject(Project project) {
+        return true;
+    }
+
+    public void analyse(Project project, SensorContext context) {
+        try {
+            processReport(project, context);
+        } catch(IOException e) {
+            LOG.error("Flog report could not be parsed properly!");
+            LOG.error(e.getMessage());
+        }
+    }
+    
+    private void processReport(Project project, SensorContext context) throws IOException {
+        LineIterator lineIter = FileUtils.lineIterator(new java.io.File("flog.txt"));
+                        
+        context.saveMeasure(project, CoreMetrics.FUNCTION_COMPLEXITY, getAverageScorePerMethod(lineIter));
+    }
+
+    private double getAverageScorePerMethod(LineIterator lineIter) {
+        lineIter.nextLine(); // Skip the total score
+        Double averagePerMethod = Double.parseDouble(lineIter.nextLine().split(":")[0]);
+        lineIter.nextLine(); //There is an empty line that we wanna skip.    
+        return averagePerMethod;
+    }    
+        
+    @Override
+    public String toString() {
+        return "Ruby Flog report sensor";
+    }    
+}