--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/OrthancFramework/Resources/CodeGeneration/GenerateErrorCodes.py	Wed Jun 10 20:30:34 2020 +0200
@@ -0,0 +1,160 @@
+#!/usr/bin/python
+
+# Orthanc - A Lightweight, RESTful DICOM Store
+# Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
+# Department, University Hospital of Liege, Belgium
+# Copyright (C) 2017-2020 Osimis S.A., 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/>.
+
+
+import json
+import os
+import re
+import sys
+
+START_PLUGINS = 1000000
+BASE = os.path.abspath(os.path.join(os.path.dirname(__file__), '..'))
+
+
+
+## 
+## Read all the available error codes and HTTP status
+##
+
+with open(os.path.join(BASE, 'Resources', 'ErrorCodes.json'), 'r') as f:
+    ERRORS = json.loads(re.sub('/\*.*?\*/', '', f.read()))
+
+for error in ERRORS:
+    if error['Code'] >= START_PLUGINS:
+        print('ERROR: Error code must be below %d, but "%s" is set to %d' % (START_PLUGINS, error['Name'], error['Code']))
+        sys.exit(-1)
+
+with open(os.path.join(BASE, 'Core', 'Enumerations.h'), 'r') as f:
+    a = f.read()
+
+HTTP = {}
+for i in re.findall('(HttpStatus_([0-9]+)_\w+)', a):
+    HTTP[int(i[1])] = i[0]
+
+
+
+##
+## Generate the "ErrorCode" enumeration in "Enumerations.h"
+##
+
+path = os.path.join(BASE, 'Core', 'Enumerations.h')
+with open(path, 'r') as f:
+    a = f.read()
+
+s = ',\n'.join(map(lambda x: '    ErrorCode_%s = %d    /*!< %s */' % (x['Name'], int(x['Code']), x['Description']), ERRORS))
+
+s += ',\n    ErrorCode_START_PLUGINS = %d' % START_PLUGINS
+a = re.sub('(enum ErrorCode\s*{)[^}]*?(\s*};)', r'\1\n%s\2' % s, a, re.DOTALL)
+
+with open(path, 'w') as f:
+    f.write(a)
+
+
+
+##
+## Generate the "OrthancPluginErrorCode" enumeration in "OrthancCPlugin.h"
+##
+
+path = os.path.join(BASE, 'Plugins', 'Include', 'orthanc', 'OrthancCPlugin.h')
+with open(path, 'r') as f:
+    a = f.read()
+
+s = ',\n'.join(map(lambda x: '    OrthancPluginErrorCode_%s = %d    /*!< %s */' % (x['Name'], int(x['Code']), x['Description']), ERRORS))
+s += ',\n\n    _OrthancPluginErrorCode_INTERNAL = 0x7fffffff\n  '
+a = re.sub('(typedef enum\s*{)[^}]*?(} OrthancPluginErrorCode;)', r'\1\n%s\2' % s, a, re.DOTALL)
+
+with open(path, 'w') as f:
+    f.write(a)
+
+
+
+##
+## Generate the "EnumerationToString(ErrorCode)" and
+## "ConvertErrorCodeToHttpStatus(ErrorCode)" functions in
+## "Enumerations.cpp"
+##
+
+path = os.path.join(BASE, 'Core', 'Enumerations.cpp')
+with open(path, 'r') as f:
+    a = f.read()
+
+s = '\n\n'.join(map(lambda x: '      case ErrorCode_%s:\n        return "%s";' % (x['Name'], x['Description']), ERRORS))
+a = re.sub('(EnumerationToString\(ErrorCode.*?\)\s*{\s*switch \([^)]*?\)\s*{)[^}]*?(\s*default:)',
+           r'\1\n%s\2' % s, a, re.DOTALL)
+
+def GetHttpStatus(x):
+    s = HTTP[x['HttpStatus']]
+    return '      case ErrorCode_%s:\n        return %s;' % (x['Name'], s)
+
+s = '\n\n'.join(map(GetHttpStatus, filter(lambda x: 'HttpStatus' in x, ERRORS)))
+a = re.sub('(ConvertErrorCodeToHttpStatus\(ErrorCode.*?\)\s*{\s*switch \([^)]*?\)\s*{)[^}]*?(\s*default:)',
+           r'\1\n%s\2' % s, a, re.DOTALL)
+
+with open(path, 'w') as f:
+    f.write(a)
+
+
+
+##
+## Generate the "ErrorCode" enumeration in "OrthancSQLiteException.h"
+##
+
+path = os.path.join(BASE, 'Core', 'SQLite', 'OrthancSQLiteException.h')
+with open(path, 'r') as f:
+    a = f.read()
+
+e = filter(lambda x: 'SQLite' in x and x['SQLite'], ERRORS)
+s = ',\n'.join(map(lambda x: '      ErrorCode_%s' % x['Name'], e))
+a = re.sub('(enum ErrorCode\s*{)[^}]*?(\s*};)', r'\1\n%s\2' % s, a, re.DOTALL)
+
+s = '\n\n'.join(map(lambda x: '          case ErrorCode_%s:\n            return "%s";' % (x['Name'], x['Description']), e))
+a = re.sub('(EnumerationToString\(ErrorCode.*?\)\s*{\s*switch \([^)]*?\)\s*{)[^}]*?(\s*default:)',
+           r'\1\n%s\2' % s, a, re.DOTALL)
+
+with open(path, 'w') as f:
+    f.write(a)
+
+
+
+##
+## Generate the "PrintErrors" function in "main.cpp"
+##
+
+path = os.path.join(BASE, 'OrthancServer', 'main.cpp')
+with open(path, 'r') as f:
+    a = f.read()
+
+s = '\n'.join(map(lambda x: '    PrintErrorCode(ErrorCode_%s, "%s");' % (x['Name'], x['Description']), ERRORS))
+a = re.sub('(static void PrintErrors[^{}]*?{[^{}]*?{)([^}]*?)}', r'\1\n%s\n  }' % s, a, re.DOTALL)
+
+with open(path, 'w') as f:
+    f.write(a)