Merge pull request #2448 from Abyss777/export_excel

Implement export reports to excel

1 files changed, 55 insertions, 7 deletions

diff --git a/src/org/traccar/reports/Route.java b/src/org/traccar/reports/Route.java
index 45b81cd8c..7cefe04a3 100644
--- a/src/org/traccar/reports/Route.java
+++ b/src/org/traccar/reports/Route.java
@@ -16,16 +16,31 @@
  */
 package org.traccar.reports;
 
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
 import java.sql.SQLException;
+import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Date;
+import java.util.List;
 
 import javax.json.Json;
 import javax.json.JsonArrayBuilder;
 
+import org.jxls.area.Area;
+import org.jxls.builder.xls.XlsCommentAreaBuilder;
+import org.jxls.common.CellRef;
+import org.jxls.formula.StandardFormulaProcessor;
+import org.jxls.transform.Transformer;
+import org.jxls.transform.poi.PoiTransformer;
+import org.jxls.util.TransformerFactory;
 import org.traccar.Context;
+import org.traccar.model.Device;
+import org.traccar.model.Group;
 import org.traccar.model.Position;
-import org.traccar.web.CsvBuilder;
+import org.traccar.reports.model.DeviceReport;
 import org.traccar.web.JsonConverter;
 
 public final class Route {
@@ -45,14 +60,47 @@ public final class Route {
         return json.build().toString();
     }
 
-    public static String getCsv(long userId, Collection<Long> deviceIds, Collection<Long> groupIds,
-            Date from, Date to) throws SQLException {
-        CsvBuilder csv = new CsvBuilder();
-        csv.addHeaderLine(new Position());
+    public static void getExcel(OutputStream outputStream,
+            long userId, Collection<Long> deviceIds, Collection<Long> groupIds,
+            Date from, Date to) throws SQLException, IOException {
+        ArrayList<DeviceReport> devicesRoutes = new ArrayList<>();
+        ArrayList<String> sheetNames = new ArrayList<>();
         for (long deviceId: ReportUtils.getDeviceList(deviceIds, groupIds)) {
             Context.getPermissionsManager().checkDevice(userId, deviceId);
-            csv.addArray(Context.getDataManager().getPositions(deviceId, from, to));
+            Collection<Position> positions = Context.getDataManager().getPositions(deviceId, from, to);
+            if (positions != null && !positions.isEmpty()) {
+                DeviceReport deviceRoutes = new DeviceReport();
+                Device device = Context.getIdentityManager().getDeviceById(deviceId);
+                deviceRoutes.setDeviceName(device.getName());
+                sheetNames.add(deviceRoutes.getDeviceName());
+                if (device.getGroupId() != 0) {
+                    Group group = Context.getDeviceManager().getGroupById(device.getGroupId());
+                    if (group != null) {
+                        deviceRoutes.setGroupName(group.getName());
+                    }
+                }
+                deviceRoutes.setObjects(positions);
+                devicesRoutes.add(deviceRoutes);
+            }
+        }
+        String templatePath = Context.getConfig().getString("report.templatesPath",
+                "templates/export/");
+        try (InputStream inputStream = new FileInputStream(templatePath + "/route.xlsx")) {
+            org.jxls.common.Context jxlsContext = PoiTransformer.createInitialContext();
+            jxlsContext.putVar("devices", devicesRoutes);
+            jxlsContext.putVar("sheetNames", sheetNames);
+            jxlsContext.putVar("from", from);
+            jxlsContext.putVar("to", to);
+            jxlsContext.putVar("bracketsRegex", "[\\{\\}\"]");
+            Transformer transformer = TransformerFactory.createTransformer(inputStream, outputStream);
+            List<Area> xlsAreas = new XlsCommentAreaBuilder(transformer).build();
+            for (Area xlsArea : xlsAreas) {
+                xlsArea.applyAt(new CellRef(xlsArea.getStartCellRef().getCellName()), jxlsContext);
+                xlsArea.setFormulaProcessor(new StandardFormulaProcessor());
+                xlsArea.processFormulas();
+            }
+            transformer.deleteSheet(xlsAreas.get(0).getStartCellRef().getSheetName());
+            transformer.write();
         }
-        return csv.build();
     }
 }