Calendars implementation

4 files changed, 191 insertions, 0 deletions

diff --git a/src/org/traccar/database/CalendarManager.java b/src/org/traccar/database/CalendarManager.java
new file mode 100644
index 000000000..3e95f6698
--- /dev/null
+++ b/src/org/traccar/database/CalendarManager.java
@@ -0,0 +1,112 @@
+/*
+ * Copyright 2016 Anton Tananaev (anton@traccar.org)
+ * Copyright 2016 Andrey Kunitsyn (andrey@traccar.org)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.traccar.database;
+
+import java.sql.SQLException;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
+
+import org.traccar.helper.Log;
+import org.traccar.model.Calendar;
+import org.traccar.model.CalendarPermission;
+
+public class CalendarManager {
+
+    private final DataManager dataManager;
+
+    private final Map<Long, Calendar> calendars = new ConcurrentHashMap<>();
+    private final Map<Long, Set<Long>> userCalendars = new ConcurrentHashMap<>();
+
+    public CalendarManager(DataManager dataManager) {
+        this.dataManager = dataManager;
+        refreshCalendars();
+    }
+
+    public final void refreshCalendars() {
+        if (dataManager != null) {
+            try {
+                calendars.clear();
+                for (Calendar calendar : dataManager.getCalendars()) {
+                    calendars.put(calendar.getId(), calendar);
+                }
+            } catch (SQLException error) {
+                Log.warning(error);
+            }
+        }
+        refreshUserCalendars();
+    }
+
+    private Set<Long> getUserCalendarIds(long userId) {
+        if (!userCalendars.containsKey(userId)) {
+            userCalendars.put(userId, new HashSet<Long>());
+        }
+        return userCalendars.get(userId);
+    }
+
+    public Collection<Calendar> getUserCalendars(long userId) {
+        ArrayList<Calendar> result = new ArrayList<>();
+        for (long calendarId : getUserCalendarIds(userId)) {
+            result.add(calendars.get(calendarId));
+        }
+        return result;
+    }
+
+    public final void refreshUserCalendars() {
+        if (dataManager != null) {
+            try {
+                userCalendars.clear();
+                for (CalendarPermission calendarsPermission : dataManager.getCalendarPermissions()) {
+                    getUserCalendarIds(calendarsPermission.getUserId()).add(calendarsPermission.getCalendarId());
+                }
+            } catch (SQLException error) {
+                Log.warning(error);
+            }
+        }
+    }
+
+    public Calendar getCalendar(long calendarId) {
+        return calendars.get(calendarId);
+    }
+
+    public final void addCalendar(Calendar calendar) throws SQLException {
+        dataManager.addCalendar(calendar);
+        calendars.put(calendar.getId(), calendar);
+    }
+
+    public final void updateCalendar(Calendar calendar) throws SQLException {
+        dataManager.updateCalendar(calendar);
+        calendars.put(calendar.getId(), calendar);
+    }
+
+    public final void removeCalendar(long calendarId) throws SQLException {
+        dataManager.removeCalendar(calendarId);
+        calendars.remove(calendarId);
+        refreshUserCalendars();
+    }
+
+    public Collection<Calendar> getAllCalendars() {
+        return calendars.values();
+    }
+
+    public boolean checkCalendar(long userId, long calendarId) {
+        return getUserCalendarIds(userId).contains(calendarId);
+    }
+}
diff --git a/src/org/traccar/database/DataManager.java b/src/org/traccar/database/DataManager.java
index 8be53ad7b..278109229 100644
--- a/src/org/traccar/database/DataManager.java
+++ b/src/org/traccar/database/DataManager.java
@@ -37,6 +37,8 @@ import liquibase.resource.ResourceAccessor;
 import org.traccar.Config;
 import org.traccar.helper.Log;
 import org.traccar.model.AttributeAlias;
+import org.traccar.model.Calendar;
+import org.traccar.model.CalendarPermission;
 import org.traccar.model.Device;
 import org.traccar.model.DevicePermission;
 import org.traccar.model.Event;
@@ -484,4 +486,45 @@ public class DataManager {
                 .executeUpdate());
     }
 
+    public Collection<Calendar> getCalendars() throws SQLException {
+        return QueryBuilder.create(dataSource, getQuery("database.selectCalendarsAll"))
+                .executeQuery(Calendar.class);
+    }
+
+    public void addCalendar(Calendar calendar) throws SQLException {
+        calendar.setId(QueryBuilder.create(dataSource, getQuery("database.insertCalendar"), true)
+                .setObject(calendar)
+                .executeUpdate());
+    }
+
+    public void updateCalendar(Calendar calendar) throws SQLException {
+        QueryBuilder.create(dataSource, getQuery("database.updateCalendar"))
+                .setObject(calendar)
+                .executeUpdate();
+    }
+
+    public void removeCalendar(long calendarId) throws SQLException {
+        QueryBuilder.create(dataSource, getQuery("database.deleteCalendar"))
+                .setLong("id", calendarId)
+                .executeUpdate();
+    }
+
+    public Collection<CalendarPermission> getCalendarPermissions() throws SQLException {
+        return QueryBuilder.create(dataSource, getQuery("database.selectCalendarPermissions"))
+                .executeQuery(CalendarPermission.class);
+    }
+
+    public void linkCalendar(long userId, long calendarId) throws SQLException {
+        QueryBuilder.create(dataSource, getQuery("database.linkCalendar"))
+                .setLong("userId", userId)
+                .setLong("calendarId", calendarId)
+                .executeUpdate();
+    }
+
+    public void unlinkCalendar(long userId, long calendarId) throws SQLException {
+        QueryBuilder.create(dataSource, getQuery("database.unlinkCalendar"))
+                .setLong("userId", userId)
+                .setLong("calendarId", calendarId)
+                .executeUpdate();
+    }
 }
diff --git a/src/org/traccar/database/PermissionsManager.java b/src/org/traccar/database/PermissionsManager.java
index 078a5f935..6c0610655 100644
--- a/src/org/traccar/database/PermissionsManager.java
+++ b/src/org/traccar/database/PermissionsManager.java
@@ -207,6 +207,12 @@ public class PermissionsManager {
         }
     }
 
+    public void checkCalendar(long userId, long calendarId) throws SecurityException {
+        if (!Context.getCalendarManager().checkCalendar(userId, calendarId) && !isAdmin(userId)) {
+            throw new SecurityException("Calendar access denied");
+        }
+    }
+
     public Server getServer() {
         return server;
     }
diff --git a/src/org/traccar/database/QueryBuilder.java b/src/org/traccar/database/QueryBuilder.java
index 50d689a2a..201240f2f 100644
--- a/src/org/traccar/database/QueryBuilder.java
+++ b/src/org/traccar/database/QueryBuilder.java
@@ -240,6 +240,23 @@ public final class QueryBuilder {
         return this;
     }
 
+    public QueryBuilder setBlob(String name, byte[] value) throws SQLException {
+        for (int i : indexes(name)) {
+            try {
+                if (value == null) {
+                    statement.setNull(i, Types.BLOB);
+                } else {
+                    statement.setBytes(i, value);
+                }
+            } catch (SQLException error) {
+                statement.close();
+                connection.close();
+                throw error;
+            }
+        }
+        return this;
+    }
+
     public QueryBuilder setObject(Object object) throws SQLException {
 
         Method[] methods = object.getClass().getMethods();
@@ -260,6 +277,8 @@ public final class QueryBuilder {
                         setString(name, (String) method.invoke(object));
                     } else if (method.getReturnType().equals(Date.class)) {
                         setDate(name, (Date) method.invoke(object));
+                    } else if (method.getReturnType().equals(byte[].class)) {
+                        setBlob(name, (byte[]) method.invoke(object));
                     } else if (method.getReturnType().equals(Map.class)) {
                         if (Context.getConfig().getBoolean("database.xml")) {
                             setString(name, MiscFormatter.toXmlString((Map) method.invoke(object)));
@@ -375,6 +394,17 @@ public final class QueryBuilder {
                     }
                 }
             });
+        } else if (parameterType.equals(byte[].class)) {
+            processors.add(new ResultSetProcessor<T>() {
+                @Override
+                public void process(T object, ResultSet resultSet) throws SQLException {
+                    try {
+                        method.invoke(object, resultSet.getBytes(name));
+                    } catch (IllegalAccessException | InvocationTargetException error) {
+                        Log.warning(error);
+                    }
+                }
+            });
         }
     }