Add doc url template variable

components/device-mgt/io.entgra.device.mgt.core.device.mgt.core/src/main/java/io/entgra/device/mgt/core/device/mgt/core/DeviceManagementConstants.java

@@ -124,6 +124,7 @@ public final class DeviceManagementConstants {
         public static final String DEVICE_ENROLLMENT_MAIL_KEY = "enrollment";
         public static final String TEMPLATE_NAME_PART_JOINER = "-";
         public static final String ENROLLMENT_TYPE_SPLITTER = "_";
+        public static final String DOC_URL = "doc-url";
     }
 
     public static final class OperationAttributes {

components/device-mgt/io.entgra.device.mgt.core.device.mgt.core/src/main/java/io/entgra/device/mgt/core/device/mgt/core/config/metadata/mgt/MetaDataConfiguration.java

@@ -18,6 +18,7 @@
 
 package io.entgra.device.mgt.core.device.mgt.core.config.metadata.mgt;
 
+import io.entgra.device.mgt.core.device.mgt.core.config.metadata.mgt.documentation.DocConfiguration;
 import io.entgra.device.mgt.core.device.mgt.core.config.metadata.mgt.whitelabel.WhiteLabelConfiguration;
 
 import javax.xml.bind.annotation.XmlElement;
@@ -26,6 +27,7 @@ import javax.xml.bind.annotation.XmlRootElement;
 @XmlRootElement(name = "MetaDataConfiguration")
 public class MetaDataConfiguration {
     private WhiteLabelConfiguration whiteLabelConfiguration;
+    private DocConfiguration docConfiguration;
 
     @XmlElement(name = "WhiteLabelConfiguration", required = true)
     public WhiteLabelConfiguration getWhiteLabelConfiguration() {
@@ -35,4 +37,13 @@ public class MetaDataConfiguration {
     public void setWhiteLabelConfiguration(WhiteLabelConfiguration whiteLabelConfiguration) {
         this.whiteLabelConfiguration = whiteLabelConfiguration;
     }
+
+    @XmlElement(name = "DocConfiguration", required = true)
+    public DocConfiguration getDocConfiguration() {
+        return docConfiguration;
+    }
+
+    public void setDocConfiguration(DocConfiguration docConfiguration) {
+        this.docConfiguration = docConfiguration;
+    }
 }

components/device-mgt/io.entgra.device.mgt.core.device.mgt.core/src/main/java/io/entgra/device/mgt/core/device/mgt/core/config/metadata/mgt/documentation/DocConfiguration.java

@@ -0,0 +1,18 @@
+package io.entgra.device.mgt.core.device.mgt.core.config.metadata.mgt.documentation;
+
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlRootElement;
+
+@XmlRootElement(name = "DocConfiguration")
+public class DocConfiguration {
+    private String docUrl;
+
+    @XmlElement(name = "DocUrl", required = true)
+    public String getDocUrl() {
+        return docUrl;
+    }
+
+    public void setDocUrl(String docUrl) {
+        this.docUrl = docUrl;
+    }
+}

components/device-mgt/io.entgra.device.mgt.core.device.mgt.core/src/main/java/io/entgra/device/mgt/core/device/mgt/core/service/DeviceManagementProviderServiceImpl.java

@@ -1564,6 +1564,8 @@ public class DeviceManagementProviderServiceImpl implements DeviceManagementProv
                 new TypedValue<>(String.class, DeviceManagerUtil.getServerBaseHttpsUrl()));
         params.put(io.entgra.device.mgt.core.device.mgt.core.DeviceManagementConstants.EmailAttributes.SERVER_BASE_URL_HTTP,
                 new TypedValue<>(String.class, DeviceManagerUtil.getServerBaseHttpUrl()));
+        params.put(DeviceManagementConstants.EmailAttributes.DOC_URL,
+                new TypedValue<>(String.class, DeviceManagerUtil.getDocUrl()));
         try {
             EmailContext ctx =
                     new EmailContext.EmailContextBuilder(new ContentProviderInfo(templateName, params),

components/device-mgt/io.entgra.device.mgt.core.device.mgt.core/src/main/java/io/entgra/device/mgt/core/device/mgt/core/util/DeviceManagerUtil.java

@@ -19,6 +19,8 @@ package io.entgra.device.mgt.core.device.mgt.core.util;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.google.gson.Gson;
+import io.entgra.device.mgt.core.device.mgt.core.config.metadata.mgt.MetaDataConfiguration;
+import io.entgra.device.mgt.core.device.mgt.core.config.metadata.mgt.documentation.DocConfiguration;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.http.HttpResponse;
@@ -1276,4 +1278,14 @@ public final class DeviceManagerUtil {
                     + deviceGroup.getGroupId();
         }
     }
+
+    /**
+     * Retrieve the documentation url
+     * @return documentation url
+     */
+    public static String getDocUrl() {
+        DeviceManagementConfig deviceManagementConfig = DeviceConfigurationManager.getInstance().getDeviceManagementConfig();
+        DocConfiguration docConfiguration = deviceManagementConfig.getMetaDataConfiguration().getDocConfiguration();
+        return docConfiguration.getDocUrl();
+    }
 }

components/device-mgt/io.entgra.device.mgt.core.device.mgt.core/src/test/resources/carbon-home/repository/conf/cdm-config.xml

@@ -159,5 +159,10 @@
         <MaximumMessageBufferSize>640</MaximumMessageBufferSize>
     </RemoteSessionConfiguration>
     <DefaultGroupsConfiguration>BYOD,COPE</DefaultGroupsConfiguration>
+    <MetaDataConfiguration>
+        <DocConfiguration>
+            <DocUrl>https://docs.entgra.io/uem/6.0.0</DocUrl>
+        </DocConfiguration>
+    </MetaDataConfiguration>
 </DeviceMgtConfiguration>
 

features/device-mgt/io.entgra.device.mgt.core.device.mgt.basics.feature/src/main/resources/conf/cdm-config.xml

@@ -201,6 +201,9 @@
                 <DefaultImagesLocation>default</DefaultImagesLocation>
             </WhiteLabelImages>
         </WhiteLabelConfiguration>
+        <DocConfiguration>
+            <DocUrl>https://docs.entgra.io/uem/6.0.0</DocUrl>
+        </DocConfiguration>
     </MetaDataConfiguration>
 
     <OperationTimeoutConfigurations>

features/device-mgt/io.entgra.device.mgt.core.device.mgt.basics.feature/src/main/resources/conf_templates/templates/repository/conf/cdm-config.xml.j2

@@ -344,6 +344,11 @@
                 <DefaultImagesLocation>default</DefaultImagesLocation>
             </WhiteLabelImages>
         </WhiteLabelConfiguration>
+        <DocConfiguration>
+            {% if product_conf is defined %}
+            <DocUrl>https://docs.entgra.io/uem/{{product_conf.server_version}}</DocUrl>
+            {% endif %}
+        </DocConfiguration>
     </MetaDataConfiguration>
     <OperationTimeoutConfigurations>
             <OperationTimeouts>