--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/OrthancServer/LookupIdentifierQuery.cpp	Mon Oct 26 13:47:50 2015 +0100
@@ -0,0 +1,205 @@
+/**
+ * Orthanc - A Lightweight, RESTful DICOM Store
+ * Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics
+ * Department, University Hospital of Liege, Belgium
+ *
+ * This program is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * In addition, as a special exception, the copyright holders of this
+ * program give permission to link the code of its release with the
+ * OpenSSL project's "OpenSSL" library (or with modified versions of it
+ * that use the same license as the "OpenSSL" library), and distribute
+ * the linked executables. You must obey the GNU General Public License
+ * in all respects for all of the code used other than "OpenSSL". If you
+ * modify file(s) with this exception, you may extend this exception to
+ * your version of the file(s), but you are not obligated to do so. If
+ * you do not wish to do so, delete this exception statement from your
+ * version. If you delete this exception statement from all source files
+ * in the program, then also delete it here.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ **/
+
+
+#include "PrecompiledHeadersServer.h"
+#include "LookupIdentifierQuery.h"
+
+#include "../Core/OrthancException.h"
+
+
+#include <cassert>
+
+
+
+namespace Orthanc
+{
+  static const DicomTag patientIdentifiers[] = 
+  {
+    DICOM_TAG_PATIENT_ID,
+    DICOM_TAG_PATIENT_NAME,
+    DICOM_TAG_PATIENT_BIRTH_DATE
+  };
+
+  static const DicomTag studyIdentifiers[] = 
+  {
+    DICOM_TAG_PATIENT_ID,
+    DICOM_TAG_PATIENT_NAME,
+    DICOM_TAG_PATIENT_BIRTH_DATE,
+    DICOM_TAG_STUDY_INSTANCE_UID,
+    DICOM_TAG_ACCESSION_NUMBER,
+    DICOM_TAG_STUDY_DESCRIPTION,
+    DICOM_TAG_STUDY_DATE
+  };
+
+  static const DicomTag seriesIdentifiers[] = 
+  {
+    DICOM_TAG_SERIES_INSTANCE_UID
+  };
+
+  static const DicomTag instanceIdentifiers[] = 
+  {
+    DICOM_TAG_SOP_INSTANCE_UID
+  };
+
+
+  LookupIdentifierQuery::~LookupIdentifierQuery()
+  {
+    for (Constraints::iterator it = constraints_.begin();
+         it != constraints_.end(); ++it)
+    {
+      delete *it;
+    }
+  }
+
+
+
+  void  LookupIdentifierQuery::CheckIndex(size_t index) const
+  {
+    if (index >= constraints_.size())
+    {
+      throw OrthancException(ErrorCode_ParameterOutOfRange);
+    }
+  }
+
+
+  static void LoadIdentifiers(const DicomTag*& tags,
+                              size_t& size,
+                              ResourceType level)
+  {
+    switch (level)
+    {
+      case ResourceType_Patient:
+        tags = patientIdentifiers;
+        size = sizeof(patientIdentifiers) / sizeof(DicomTag);
+        break;
+
+      case ResourceType_Study:
+        tags = studyIdentifiers;
+        size = sizeof(studyIdentifiers) / sizeof(DicomTag);
+        break;
+
+      case ResourceType_Series:
+        tags = seriesIdentifiers;
+        size = sizeof(seriesIdentifiers) / sizeof(DicomTag);
+        break;
+
+      case ResourceType_Instance:
+        tags = instanceIdentifiers;
+        size = sizeof(instanceIdentifiers) / sizeof(DicomTag);
+        break;
+
+      default:
+        throw OrthancException(ErrorCode_ParameterOutOfRange);
+    }
+  }
+
+
+  bool LookupIdentifierQuery::IsIdentifier(const DicomTag& tag) const
+  {
+    const DicomTag* tags;
+    size_t size;
+
+    LoadIdentifiers(tags, size, level_);
+
+    for (size_t i = 0; i < size; i++)
+    {
+      if (tag == tags[i])
+      {
+        return true;
+      }
+    }
+
+    return false;
+  }
+
+
+  void LookupIdentifierQuery::AddConstraint(DicomTag tag,
+                                            IdentifierConstraintType type,
+                                            const std::string& value)
+  {
+    assert(IsIdentifier(tag));
+    constraints_.push_back(new Constraint(tag, type, NormalizeIdentifier(value)));
+  }
+
+
+  const DicomTag& LookupIdentifierQuery::GetTag(size_t index) const
+  {
+    CheckIndex(index);
+    return constraints_[index]->tag_;
+  }
+
+
+  IdentifierConstraintType  LookupIdentifierQuery::GetType(size_t index) const
+  {
+    CheckIndex(index);
+    return constraints_[index]->type_;
+  }
+
+
+  const std::string& LookupIdentifierQuery::GetValue(size_t index) const
+  {
+    CheckIndex(index);
+    return constraints_[index]->value_;
+  }
+
+
+  std::string LookupIdentifierQuery::NormalizeIdentifier(const std::string& value)
+  {
+    std::string s = Toolbox::ConvertToAscii(Toolbox::StripSpaces(value));
+    Toolbox::ToUpperCase(s);
+    return s;
+  }
+
+
+  void LookupIdentifierQuery::StoreIdentifiers(IDatabaseWrapper& database,
+                                               int64_t resource,
+                                               ResourceType level,
+                                               const DicomMap& map)
+  {
+    const DicomTag* tags;
+    size_t size;
+
+    LoadIdentifiers(tags, size, level);
+
+    for (size_t i = 0; i < size; i++)
+    {
+      const DicomValue* value = map.TestAndGetValue(tags[i]);
+      if (value != NULL &&
+          !value->IsNull() &&
+          !value->IsBinary())
+      {
+        std::string s = NormalizeIdentifier(value->GetContent());
+        database.SetIdentifierTag(resource, tags[i], s);
+      }
+    }
+  }
+}