#1193 Environment panel inside the administration

logicaldoc-gui/src/main/java/com/logicaldoc/gui/common/client/data/EnvironmentDS.java

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+package com.logicaldoc.gui.common.client.data;
+
+import com.smartgwt.client.data.DataSource;
+import com.smartgwt.client.data.fields.DataSourceTextField;
+
+/**
+ * Datasource get the environment variables
+ * 
+ * @author Marco Meschieri - LogicalDOC
+ * @since 8.8.4
+ */
+public class EnvironmentDS extends DataSource {
+	public EnvironmentDS() {
+		setRecordXPath("/list/entry");
+		DataSourceTextField name = new DataSourceTextField("name");
+		DataSourceTextField scope = new DataSourceTextField("scope");
+		DataSourceTextField value = new DataSourceTextField("value");
+
+		setFields(name, value, scope);
+		setClientOnly(true);
+		setDataURL("data/environment.xml");
+	}
+}

logicaldoc-gui/src/main/java/com/logicaldoc/gui/frontend/client/system/EnvironmentPanel.java

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+package com.logicaldoc.gui.frontend.client.system;
+
+import com.logicaldoc.gui.common.client.data.EnvironmentDS;
+import com.logicaldoc.gui.common.client.i18n.I18N;
+import com.logicaldoc.gui.common.client.util.LD;
+import com.logicaldoc.gui.common.client.widgets.grid.RefreshableListGrid;
+import com.smartgwt.client.types.SelectionStyle;
+import com.smartgwt.client.widgets.grid.ListGridField;
+import com.smartgwt.client.widgets.layout.VLayout;
+
+/**
+ * This panel shows the list of environment variables
+ * 
+ * @author Marco Meschieri - LogicalDOC
+ * @since 8.8.5
+ */
+public class EnvironmentPanel extends VLayout {
+
+	private static final String VALUE = "value";
+
+	private static final String SCOPE = "scope";
+
+	private RefreshableListGrid grid;
+
+	public EnvironmentPanel() {
+		setWidth100();
+		setHeight100();
+	}
+
+	@Override
+	public void onDraw() {
+		ListGridField name = new ListGridField("name", I18N.message("setting"), 210);
+		name.setCanFilter(true);
+		name.setCanSort(true);
+
+		ListGridField value = new ListGridField(VALUE, I18N.message(VALUE), 280);
+		value.setCanFilter(true);
+		value.setCanSort(true);
+
+		ListGridField scope = new ListGridField(SCOPE, I18N.message(SCOPE), 80);
+		scope.setCanFilter(true);
+		scope.setCanSort(true);
+
+		grid = new RefreshableListGrid();
+		grid.setWidth100();
+		grid.setHeight100();
+		grid.setEmptyMessage(I18N.message("notitemstoshow"));
+		grid.setCanExpandRecords(false);
+		grid.setShowRecordComponents(true);
+		grid.setShowRecordComponentsByCell(true);
+		grid.setCanFreezeFields(true);
+		grid.setAutoFetchData(true);
+		grid.setSelectionType(SelectionStyle.MULTIPLE);
+		grid.setFilterOnKeypress(true);
+		grid.setShowFilterEditor(true);
+		grid.setDataSource(new EnvironmentDS());
+		grid.setFields(name, value, scope);
+		grid.addDoubleClickHandler(event -> {
+			LD.askForValue(I18N.message(VALUE), I18N.message(VALUE),
+					grid.getSelectedRecord().getAttributeAsString("name") + " = "
+							+ grid.getSelectedRecord().getAttributeAsString(VALUE),
+					350, val -> {
+						// Nothing to do
+					});
+			event.cancel();
+		});
+
+		setMembers(grid);
+	}
+}

logicaldoc-webapp/src/main/java/com/logicaldoc/web/data/EnvironmentDataServlet.java

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+package com.logicaldoc.web.data;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.util.Locale;
+import java.util.Map;
+import java.util.Properties;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import com.logicaldoc.core.PersistenceException;
+import com.logicaldoc.core.document.dao.DocumentDAO;
+import com.logicaldoc.core.security.Session;
+import com.logicaldoc.util.Context;
+
+/**
+ * This servlet is responsible for retrieving all the environmen variable
+ * 
+ * @author Marco Meschieri - LogicalDOC
+ * @since 8.8.5
+ */
+public class EnvironmentDataServlet extends AbstractDataServlet {
+
+	private static final String ENTRY_CLOSE = "</entry>";
+
+	private static final String ENTRY_SCOPE_DATABASE_SCOPE = "<entry><scope>database</scope>";
+
+	private static final long serialVersionUID = 1L;
+
+	@Override
+	protected void service(HttpServletRequest request, HttpServletResponse response, Session session, Integer max,
+			Locale locale) throws PersistenceException, IOException {
+
+		PrintWriter writer = response.getWriter();
+		writer.write("<list>");
+
+		Map<String, String> env = System.getenv();
+		for (Map.Entry<String, String> entry : env.entrySet()) {
+			writer.print("<entry><scope>system</scope>");
+			writer.print("<name><![CDATA[" + entry.getKey() + "]]></name>");
+			writer.print("<value><![CDATA[" + entry.getValue() + "]]></value>");
+			writer.print(ENTRY_CLOSE);
+		}
+
+		Properties props = System.getProperties();
+		for (Map.Entry<Object, Object> entry : props.entrySet()) {
+			writer.print("<entry><scope>java</scope>");
+			writer.print("<name><![CDATA[" + entry.getKey() + "]]></name>");
+			writer.print("<value><![CDATA[" + entry.getValue() + "]]></value>");
+			writer.print(ENTRY_CLOSE);
+		}
+
+		DocumentDAO dao = (DocumentDAO) Context.get().getBean("DocumentDAO");
+		Map<String, String> meta = dao.getDatabaseMetadata();
+		for (Map.Entry<String, String> entry : meta.entrySet()) {
+			writer.print(ENTRY_SCOPE_DATABASE_SCOPE);
+			writer.print("<name>" + entry.getKey() + "</name>");
+			writer.print("<value><![CDATA[" + entry.getValue() + "]]></value>");
+			writer.print(ENTRY_CLOSE);
+		}
+
+		writer.write("</list>");
+	}
+}