Feature/he gdcs/gitlab converter

examples/mapping/gitlab_mapping_example_1_0.xml

@@ -0,0 +1,83 @@
+<mapping version="1.0">
+
+<resources>
+  <constant value="planks" id="cellar_character"/>
+  <constant value="wood" id="cellar_external_character"/>
+</resources>
+
+<linking source="branch" target="ground"/>
+
+
+	<linking source="tree" target="cellar">
+		<binding from="numberOfChildren" to="height"/>
+	</linking>	
+
+
+	<linking source="commit" target="floor">		
+		<binding from="addition" to="length">
+    <conversions>
+				<conversion type="normalize"/>
+			</conversions>	
+    </binding>
+		<binding from="deletion" to="width">
+    <conversions>
+				<conversion type="normalize"/>
+			</conversions>	
+    </binding>
+		<binding from="total" to="height"/>
+    <binding from="messageLength" to="character">
+    <conversions>
+          <conversion type="quantization">
+            <parameter name="level0" value="glass"/>
+            <parameter name="level1" value="sand"/>
+            <parameter name="level2" value="planks"/>
+            <parameter name="level3" value="stone"/>
+            <parameter name="level4" value="obsidian"/>
+          </conversion>
+      </conversions>		
+    </binding>
+    <binding from="messageLength" to="external_character">
+    <conversions>
+          <conversion type="quantization">
+            <parameter name="level0" value="metal"/>
+            <parameter name="level1" value="sandstone"/>
+            <parameter name="level2" value="wood"/>
+            <parameter name="level3" value="cobblestone"/>
+            <parameter name="level4" value="obsidian"/>
+          </conversion>
+      </conversions>		
+    </binding>
+    <binding from="numberOfComments" to="torches">
+			<conversions>
+				<conversion type="quantization">
+					<parameter name="level0" value="1"/>
+					<parameter name="level1" value="2"/>
+					<parameter name="level2" value="3"/>
+				</conversion>
+			</conversions>
+		</binding>
+	</linking>	
+
+
+
+	<linking source="issue" target="garden">				
+		<binding from="timeEstimate" to="mushroom-ratio">
+			<conversions>
+				<conversion type="normalize"/>
+			</conversions>
+		</binding>
+
+		<binding from="totalTime" to="tree-ratio">
+			<conversions>
+				<conversion type="normalize"/>
+			</conversions>			
+		</binding>
+
+		<binding from="timeRatio" to="flower-ratio">
+			<conversions>
+				<conversion type="normalize"/>
+			</conversions>
+		</binding>
+	</linking>
+
+</mapping>

examples/mapping/gitlab_mapping_example_2_0.xml

@@ -0,0 +1,66 @@
+<mapping version="2.0">
+
+<resources>
+  <constant value="planks" id="cellar_character"/>
+  <constant value="wood" id="cellar_external_character"/>
+</resources>
+<linking source="branch" target="ground"/>
+
+<linking source="commit" target="floor">		
+		<binding from="addition" to="length">
+    <conversions>
+				<conversion type="normalize"/>
+			</conversions>	
+    </binding>
+		<binding from="deletion" to="width">
+    <conversions>
+				<conversion type="normalize"/>
+			</conversions>	
+    </binding>
+		<binding from="total" to="height"/>
+    <binding from="messageLength" to="character">
+    <conversions>
+          <conversion type="quantization">
+            <parameter name="level0" value="glass"/>
+            <parameter name="level1" value="sand"/>
+            <parameter name="level2" value="planks"/>
+            <parameter name="level3" value="stone"/>
+            <parameter name="level4" value="obsidian"/>
+          </conversion>
+      </conversions>		
+    </binding>
+    <binding from="messageLength" to="external_character">
+    <conversions>
+          <conversion type="quantization">
+            <parameter name="level0" value="metal"/>
+            <parameter name="level1" value="sandstone"/>
+            <parameter name="level2" value="wood"/>
+            <parameter name="level3" value="cobblestone"/>
+            <parameter name="level4" value="obsidian"/>
+          </conversion>
+      </conversions>		
+    </binding>
+    <binding from="numberOfComments" to="torches">
+			<conversions>
+				<conversion type="quantization">
+					<parameter name="level0" value="1"/>
+					<parameter name="level1" value="2"/>
+					<parameter name="level2" value="3"/>
+				</conversion>
+			</conversions>
+		</binding>
+	</linking>	
+
+<linking source="user" target="garden">
+    <binding from="deletionRatio" to="flower-ratio">
+			<conversions>
+				<conversion type="normalize"/>
+			</conversions>
+		</binding>
+    <binding from="additionRatio" to="tree-ratio">
+    	<conversions>
+				<conversion type="normalize"/>
+			</conversions>
+    </binding>
+</linking>
+</mapping>

sources/codemetropolis-toolchain-converter/pom.xml

@@ -54,6 +54,12 @@
       <artifactId>codemetropolis-toolchain-commons</artifactId>
       <version>1.4.0</version>
     </dependency>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <version>4.11</version>
+      <scope>test</scope>
+    </dependency>
     <dependency>
       <groupId>args4j</groupId>
       <artifactId>args4j</artifactId>
@@ -64,5 +70,10 @@
       <artifactId>graphlib</artifactId>
       <version>1.0</version>
     </dependency>
+    <dependency>
+      <groupId>org.gitlab4j</groupId>
+      <artifactId>gitlab4j-api</artifactId>
+      <version>4.9.19</version>
+    </dependency>
   </dependencies>
 </project>

sources/codemetropolis-toolchain-converter/src/main/java/codemetropolis/toolchain/converter/control/ConverterLoader.java

@@ -3,6 +3,7 @@
 import java.util.Map;
 
 import codemetropolis.toolchain.commons.cdf.converter.CdfConverter;
+import codemetropolis.toolchain.converter.gitlab.GitLabConverter;
 import codemetropolis.toolchain.converter.sonarqube.SonarQubeConverter;
 import codemetropolis.toolchain.converter.sourcemeter.GraphConverter;
 
@@ -12,6 +13,8 @@ private ConverterLoader() {}
 
 	public static CdfConverter load(ConverterType converterType, Map<String, String> params) {
 		switch(converterType) {
+			case GITLAB:
+				return new GitLabConverter(params);
 			case SOURCEMETER:
 				return new GraphConverter(params);
 			case SONARQUBE:

sources/codemetropolis-toolchain-converter/src/main/java/codemetropolis/toolchain/converter/control/ConverterType.java

@@ -1,6 +1,7 @@
 package codemetropolis.toolchain.converter.control;
 
 public enum ConverterType {
+	GITLAB,
 	SOURCEMETER,
 	SONARQUBE
 }

sources/codemetropolis-toolchain-converter/src/main/java/codemetropolis/toolchain/converter/gitlab/GitLabClient.java

@@ -0,0 +1,49 @@
+package codemetropolis.toolchain.converter.gitlab;
+
+import codemetropolis.toolchain.commons.cdf.CdfElement;
+import codemetropolis.toolchain.commons.util.Resources;
+import org.gitlab4j.api.*;
+import org.gitlab4j.api.models.*;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.Reader;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.util.Base64;
+import java.util.List;
+
+public class GitLabClient {
+
+    private final String EXCEPTION_MESSAGE = "Invalid project, group, username or password! (-i hostUrl (eg.: http://gitlab-okt.sed.hu) parameters are: -p username=... password=... group=... project=...)";
+
+    private String hostUrl;
+    private String username;
+    private String password;
+
+    public GitLabClient(String hostUrl, String username, String password) {
+        this.hostUrl = hostUrl;
+        this.username = username;
+        this.password = password;
+    }
+
+    public String getHostUrl() {
+        return hostUrl;
+    }
+
+    public void authentication() throws GitLabConnectException
+    {
+        GitLabApi gitLabApi = null;
+
+        try {
+            gitLabApi = GitLabApi.login(hostUrl, username, password);
+        } catch (GitLabApiException e) {
+            throw new GitLabConnectException(EXCEPTION_MESSAGE);
+        }
+
+        if(gitLabApi != null) {
+            GitLabElement.setGitLabApi(gitLabApi);
+        }
+    }
+}

sources/codemetropolis-toolchain-converter/src/main/java/codemetropolis/toolchain/converter/gitlab/GitLabConnectException.java

@@ -0,0 +1,8 @@
+package codemetropolis.toolchain.converter.gitlab;
+
+import codemetropolis.toolchain.commons.exceptions.CodeMetropolisException;
+
+public class GitLabConnectException extends CodeMetropolisException {
+    public GitLabConnectException() { super(); }
+    public GitLabConnectException(String message) { super(message); }
+}

sources/codemetropolis-toolchain-converter/src/main/java/codemetropolis/toolchain/converter/gitlab/GitLabConverter.java

@@ -0,0 +1,117 @@
+package codemetropolis.toolchain.converter.gitlab;
+
+import codemetropolis.toolchain.commons.cdf.CdfElement;
+import codemetropolis.toolchain.commons.cdf.CdfProperty;
+import codemetropolis.toolchain.commons.cdf.CdfTree;
+import codemetropolis.toolchain.commons.cdf.converter.CdfConverter;
+import codemetropolis.toolchain.commons.exceptions.CodeMetropolisException;
+import org.gitlab4j.api.GitLabApi;
+import org.gitlab4j.api.GitLabApiException;
+import org.gitlab4j.api.models.Project;
+
+import java.util.List;
+import java.util.Map;
+
+//to run: -t gitlab -i hostUrl (e.g.: http://gitlab-okt.sed.hu) -o output_dir -p username=<your_username> password=<your_password> group=<group_name> project=<project_name>
+
+public class GitLabConverter extends CdfConverter {
+
+    public final String USER_NAME_PARAM = "username";
+    public final String PASSWORD_PARAM = "password";
+    public final String GROUP_PARAM = "group";
+    public final String PROJECT_PARAM = "project";
+
+    private String hostUrl;
+    private String projectName;
+    private String groupName;
+
+    private Project p;
+
+    public String getHostUrl() {
+		return hostUrl;
+	}
+
+	public void setHostUrl(String hostUrl) {
+		this.hostUrl = hostUrl;
+	}
+
+	public String getProjectName() {
+		return projectName;
+	}
+
+	public void setProjectName(String projectName) {
+		this.projectName = projectName;
+	}
+
+	public String getGroupName() {
+		return groupName;
+	}
+
+	public void setGroupName(String groupName) {
+		this.groupName = groupName;
+	}
+
+	public Project getP() {
+		return p;
+	}
+
+	public void setP(Project p) {
+		this.p = p;
+	}
+
+    public String createFullUrl() {
+    	return hostUrl + "/" + groupName + "/" + projectName;
+    }
+
+    public GitLabConverter() {super(null);}
+
+    public GitLabConverter(Map<String, String> params) {
+        super(params);
+    }
+
+    public void authentication() throws GitLabConnectException
+    {
+        projectName = getParameter(PROJECT_PARAM);
+        groupName = getParameter(GROUP_PARAM);
+
+        GitLabClient glc = new GitLabClient(hostUrl, getParameter(USER_NAME_PARAM), getParameter(PASSWORD_PARAM));
+        glc.authentication();
+    }
+
+    @Override
+    public CdfTree createElements(String source) throws CodeMetropolisException {
+        hostUrl = source;
+
+        try {
+            authentication();
+
+            List<Project> pList;
+            pList = GitLabElement.gitLabApi.getProjectApi().getProjects();
+
+            for(Project pr : pList)
+            {
+                if(pr.getName().equalsIgnoreCase(projectName)) {
+                    p = pr;
+                    GitLabElement.setProjectID(p.getId());
+                }
+            }
+        } catch (GitLabConnectException e) {
+            throw new CodeMetropolisException(e.getMessage());
+        } catch (GitLabApiException e) {
+            throw new CodeMetropolisException(e.getMessage());
+        }
+
+        CdfTree tree = new CdfTree();
+        CdfElement root = null;
+
+        try {
+            root = GitLabResource.getElement(Type.PROJECT, Integer.toString(GitLabElement.projectId), Integer.toString(GitLabElement.projectId));
+        } catch (GitLabException e) {
+            throw new CodeMetropolisException(e.getMessage());
+        }
+
+        tree.setRoot(root);
+
+        return tree;
+    }
+}