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source: branches/HeuristicLab.Hive_Milestone2/sources/HeuristicLab.Security.Core/3.2/SecurityManager.cs @ 3962

Last change on this file since 3962 was 1738, checked in by asimon, 16 years ago

error correction (ticket #537)
File size: 13.8 KB
Line 
1using System;
2using System.Collections.Generic;
3using System.Linq;
4using System.Text;
5using HeuristicLab.Security.Contracts.Interfaces;
6using HeuristicLab.Security.Contracts.BusinessObjects;
7using HeuristicLab.Security.DataAccess;
8using HeuristicLab.PluginInfrastructure;
9using HeuristicLab.DataAccess.Interfaces;
10using System.ServiceModel;
11
12namespace HeuristicLab.Security.Core {
13  public class SecurityManager : ISecurityManager {
14
15    private static ISessionFactory factory = ServiceLocator.GetSessionFactory();
16
17    private ISession session;
18
19   /// <summary>
20    /// Add new user.
21    /// </summary>
22    /// <param name="user"></param>
23    /// <returns></returns>
24    public User AddNewUser(User user) {
25      try {
26        session = factory.GetSessionForCurrentThread();
27
28        IUserAdapter userAdapter = session.GetDataAdapter<User, IUserAdapter>();
29        if (user != null)
30          userAdapter.Update(user);
31
32        return user;
33      }
34      catch (Exception ex) { throw new FaultException("Server: " + ex.Message); }
35      finally {
36        if (session != null)
37          session.EndSession();
38      }
39    }
40
41    /// <summary>
42    /// Update user.
43    /// </summary>
44    /// <param name="user"></param>
45    /// <returns></returns>
46    public User UpdateUser(User user) {
47      try {
48        session = factory.GetSessionForCurrentThread();
49        IUserAdapter userAdapter = session.GetDataAdapter<User, IUserAdapter>();
50
51        if (user != null)
52          userAdapter.Update(user);
53        return user;
54      }
55      catch (Exception ex) { throw new FaultException("Server: " + ex.Message); }
56      finally {
57        if (session != null)
58          session.EndSession();
59      }
60    }
61
62   /// <summary>
63    /// Remove user.
64   /// </summary>
65   /// <param name="userId"></param>
66   /// <returns></returns>
67    public bool RemoveUser(Guid userId) {
68      try {
69        session = factory.GetSessionForCurrentThread();
70        IUserAdapter userAdapter = session.GetDataAdapter<User, IUserAdapter>();
71        User user = userAdapter.GetById(userId);
72
73        if (user != null)
74          return userAdapter.Delete(user);
75        return false;
76      }
77      catch (Exception ex) { throw new FaultException("Server: " + ex.Message); }
78      finally {
79        if (session != null)
80          session.EndSession();
81      }
82    }
83
84    /// <summary>
85    /// Gets all Users.
86    /// </summary>
87    /// <returns></returns>
88    public ICollection<User> GetAllUsers() {
89      try {
90        session = factory.GetSessionForCurrentThread();
91        IUserAdapter userAdapter = session.GetDataAdapter<User, IUserAdapter>();
92
93        return userAdapter.GetAll();
94      }
95      catch (Exception ex) { throw new FaultException("Server: " + ex.Message); }
96      finally {
97        if (session != null)
98          session.EndSession();
99      }         
100    }
101
102    /// <summary>
103    /// Gets user by name.
104    /// </summary>
105    /// <param name="name"></param>
106    /// <returns></returns>
107    public User GetUserByName(string name) {
108      try {
109        session = factory.GetSessionForCurrentThread();
110        IUserAdapter userAdapter = session.GetDataAdapter<User, IUserAdapter>();
111
112        return userAdapter.GetByName(name);
113      }
114      catch (Exception ex) { throw new FaultException("Server: " + ex.Message); }
115      finally {
116        if (session != null)
117          session.EndSession();
118      } 
119    }
120
121    /// <summary>
122    /// Add new user group.
123    /// </summary>
124    /// <param name="group"></param>
125    /// <returns></returns>
126    public UserGroup AddNewUserGroup(UserGroup userGroup) {
127      try {
128        session = factory.GetSessionForCurrentThread();
129
130        IUserGroupAdapter userGroupAdapter = session.GetDataAdapter<UserGroup, IUserGroupAdapter>();
131        if (userGroup != null)
132          userGroupAdapter.Update(userGroup);
133
134        return userGroup;
135      }
136      catch (Exception ex) { throw new FaultException("Server: " + ex.Message); }
137      finally {
138        if (session != null)
139          session.EndSession();
140      }
141    }
142
143    /// <summary>
144    /// Update user group.
145    /// </summary>
146    /// <param name="group"></param>
147    /// <returns></returns>
148    public UserGroup UpdateUserGroup(UserGroup userGroup) {
149      try {
150        session = factory.GetSessionForCurrentThread();
151
152        IUserGroupAdapter userGroupAdapter = session.GetDataAdapter<UserGroup, IUserGroupAdapter>();
153        if (userGroup != null)
154          userGroupAdapter.Update(userGroup);
155
156        return userGroup;
157      }
158      catch (Exception ex) { throw new FaultException("Server: " + ex.Message); }
159      finally {
160        if (session != null)
161          session.EndSession();
162      }
163    }
164
165    /// <summary>
166    /// Remove user group.
167    /// </summary>
168    /// <param name="groupId"></param>
169    /// <returns></returns>
170    public bool RemoveUserGroup(Guid userGroupId) {
171      try {
172        session = factory.GetSessionForCurrentThread();
173
174        IUserGroupAdapter userGroupAdapter = session.GetDataAdapter<UserGroup, IUserGroupAdapter>();
175        UserGroup userGroup = userGroupAdapter.GetById(userGroupId);   
176
177        if (userGroup != null)
178          return userGroupAdapter.Delete(userGroup);
179        return false;
180      }
181      catch (Exception ex) { throw new FaultException("Server: " + ex.Message); }
182      finally {
183        if (session != null)
184          session.EndSession();
185      }
186    }
187
188    /// <summary>
189    /// Gets all UserGroups.
190    /// </summary>
191    /// <returns></returns>
192    public ICollection<UserGroup> GetAllUserGroups() {
193      try {
194        session = factory.GetSessionForCurrentThread();
195        IUserGroupAdapter userGroupAdapter = session.GetDataAdapter<UserGroup, IUserGroupAdapter>();
196
197        return userGroupAdapter.GetAll();
198       }
199      catch (Exception ex) { throw new FaultException("Server: " + ex.Message); }
200      finally {
201        if (session != null)
202          session.EndSession();
203      }
204    }
205
206    /// <summary>
207    /// Gets UserGroup by name.
208    /// </summary>
209    /// <param name="name"></param>
210    /// <returns></returns>
211    public UserGroup GetUserGroupByName(string name) {
212      try {
213        session = factory.GetSessionForCurrentThread();
214        IUserGroupAdapter userGroupAdapter = session.GetDataAdapter<UserGroup, IUserGroupAdapter>();
215
216        return userGroupAdapter.GetByName(name);
217      }
218      catch (Exception ex) { throw new FaultException("Server: " + ex.Message); }
219      finally {
220        if (session != null)
221          session.EndSession();
222      }
223    }
224
225    /// <summary>
226    /// Updates a PermissionOwner.
227    /// </summary>
228    /// <param name="permissionOwner"></param>
229    /// <returns></returns>
230    public PermissionOwner UpdatePermissionOwner(PermissionOwner permissionOwner) {
231      try {
232        session = factory.GetSessionForCurrentThread();
233
234        IPermissionOwnerAdapter permOwnerAdapter = session.GetDataAdapter<PermissionOwner, IPermissionOwnerAdapter>();
235        if (permissionOwner != null)
236          permOwnerAdapter.Update(permissionOwner);
237
238        return permissionOwner;
239      }
240      catch (Exception ex) { throw new FaultException("Server: " + ex.Message); }
241      finally {
242        if (session != null)
243          session.EndSession();
244      }
245    }
246
247    /// <summary>
248    /// Add permission owner to group.
249    /// </summary>
250    /// <param name="userGroupId"></param>
251    /// <param name="permissionOwnerId"></param>
252    /// <returns></returns>
253    public bool AddPermissionOwnerToGroup(Guid userGroupId, Guid permissionOwnerId) {
254      try {
255        session = factory.GetSessionForCurrentThread();
256        ITransaction transaction = session.BeginTransaction();
257
258        IUserGroupAdapter userGroupAdapter = session.GetDataAdapter<UserGroup, IUserGroupAdapter>();
259        UserGroup userGroup = userGroupAdapter.GetById(userGroupId);
260
261        IPermissionOwnerAdapter permOwnerAdapter = session.GetDataAdapter<PermissionOwner, IPermissionOwnerAdapter>();
262        PermissionOwner permissionOwner = permOwnerAdapter.GetById(permissionOwnerId);
263       
264        if ((userGroup != null) && (permissionOwner != null)) {
265          userGroup.Members.Add(permissionOwner);
266          userGroupAdapter.Update(userGroup);
267          transaction.Commit();
268          return true;
269        }
270        return false;
271      }
272      catch (Exception ex) { throw new FaultException("Server: " + ex.Message); }
273      finally {
274        if (session != null)
275          session.EndSession();
276      }
277    }
278
279
280    /// <summary>
281    /// Remove permission owner from group.
282    /// </summary>
283    /// <param name="groupId"></param>
284    /// <param name="permissionOwnerId"></param>
285    /// <returns></returns>
286    public bool RemovePermissionOwnerFromGroup(Guid userGroupId, Guid permissionOwnerId) {
287      try {
288        session = factory.GetSessionForCurrentThread();
289        ITransaction transaction = session.BeginTransaction();
290
291        IUserGroupAdapter userGroupAdapter = session.GetDataAdapter<UserGroup, IUserGroupAdapter>();
292        UserGroup userGroup = userGroupAdapter.GetById(userGroupId);
293
294        IPermissionOwnerAdapter permOwnerAdapter = session.GetDataAdapter<PermissionOwner, IPermissionOwnerAdapter>();
295        PermissionOwner permissionOwner = permOwnerAdapter.GetById(permissionOwnerId);
296
297        if ((userGroup != null) && (permissionOwner != null)) {
298          userGroup.Members.Add(permissionOwner);
299          userGroupAdapter.Delete(userGroup);
300          transaction.Commit();
301          return true;
302        }
303        return false;
304      }
305      catch (Exception ex) { throw new FaultException("Server: " + ex.Message); }
306      finally {
307        if (session != null)
308          session.EndSession();
309      }
310    }
311
312    /// <summary>
313    /// Grant permission.
314    /// </summary>
315    /// <param name="permissionOwnerId"></param>
316    /// <param name="permissionId"></param>
317    /// <param name="entityId"></param>
318    /// <returns></returns>
319    public bool GrantPermission(Guid permissionOwnerId, Guid permissionId, Guid entityId) {
320      try {
321        session = factory.GetSessionForCurrentThread();                         
322        IPermissionAdapter permissionAdapter = session.GetDataAdapter<Permission, IPermissionAdapter>();
323
324        return permissionAdapter.grantPermission(permissionOwnerId, permissionId, entityId);
325      }
326      catch (Exception ex) { throw new FaultException("Server: " + ex.Message); }
327      finally {
328        if (session != null)
329          session.EndSession();
330      }
331    }
332
333    /// <summary>
334    /// Gets Permission by ID.
335    /// </summary>
336    /// <param name="permissionId"></param>
337    /// <returns></returns>
338    public Permission GetPermissionById(Guid permissionId) {
339      try {
340        session = factory.GetSessionForCurrentThread();
341
342        IPermissionAdapter permissionAdapter = session.GetDataAdapter<Permission, IPermissionAdapter>();
343        return permissionAdapter.GetById(permissionId);
344      }
345      catch (Exception ex) { throw new FaultException("Server: " + ex.Message); }
346      finally {
347        if (session != null)
348          session.EndSession();
349      }
350    }
351
352    /// <summary>
353    /// Revoke permission.
354    /// </summary>
355    /// <param name="permissionOwnerId"></param>
356    /// <param name="permissionId"></param>
357    /// <param name="entityId"></param>
358    /// <returns></returns>
359    public bool RevokePermission(Guid permissionOwnerId, Guid permissionId, Guid entityId) {
360      try {
361        session = factory.GetSessionForCurrentThread();     
362        IPermissionAdapter permissionAdapter = session.GetDataAdapter<Permission, IPermissionAdapter>();
363 
364        return permissionAdapter.revokePermission(permissionOwnerId, permissionId, entityId);
365      }
366      catch (Exception ex) { throw new FaultException("Server: " + ex.Message); }
367      finally {
368        if (session != null)
369          session.EndSession();
370      }
371    }
372
373    public Permission AddPermission(Permission permission) {
374      try {
375        session = factory.GetSessionForCurrentThread();
376        IPermissionAdapter permissionAdapter = session.GetDataAdapter<Permission, IPermissionAdapter>();
377
378        if (permission != null) {
379          permissionAdapter.Update(permission);
380
381          return permission;
382        } else
383          return null;
384      }
385      catch (Exception ex) { throw new FaultException("Server: " + ex.Message); }
386      finally {
387        if (session != null)
388          session.EndSession();
389      }
390    }
391
392    public bool RemovePermission(Guid permissionId) {
393      try {
394        session = factory.GetSessionForCurrentThread();
395        IPermissionAdapter permissionAdapter = session.GetDataAdapter<Permission, IPermissionAdapter>();
396
397        Permission permission = permissionAdapter.GetById(permissionId);
398        if (permission != null)
399          return permissionAdapter.Delete(permission);
400        else
401          return false;
402      }
403      catch (Exception ex) { throw new FaultException("Server: " + ex.Message); }
404      finally {
405        if (session != null)
406          session.EndSession();
407      }
408    }
409
410    public Permission UpdatePermission(Permission permission) {
411      try {
412        session = factory.GetSessionForCurrentThread();
413        IPermissionAdapter permissionAdapter = session.GetDataAdapter<Permission, IPermissionAdapter>();
414
415        if(permission != null) {
416          permissionAdapter.Update(permission);
417          return permission;
418        }
419        else
420          return null;
421      }
422      catch (Exception ex) { throw new FaultException("Server: " + ex.Message); }
423      finally {
424        if (session != null)
425          session.EndSession();
426      }
427    }
428  }
429}
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