def georeferenceGetProcess(request): log.info('Receive request GetGeoreferenceProcess') try: request_data = None if request.method == 'POST': request_data = request.json_body objectid = None if 'objectid' in request_data: validateId(request_data['objectid']) objectid = int(request_data['objectid']) log.debug('Objectid is valide: %s'%request_data) georeferenceid = None if 'georeferenceid' in request_data: georeferenceid = int(request_data['georeferenceid']) if georeferenceid: response = createResponseForSpecificGeoreferenceProcess(objectid, georeferenceid, request) else: response = createGeneralResponse(objectid, request) return json.dumps(response, ensure_ascii=False, encoding='utf-8') except GeoreferenceParameterError as e: message = 'Wrong or missing service parameter - %s'%e.value log.error(message) return HTTPBadRequest(message) except Exception as e: message = 'Problems while creating response for getprocess request - %s'%e log.error(message) return HTTPInternalServerError(message)
def georeferenceGetProcess(request): log.info('Receive request GetGeoreferenceProcess') try: request_data = None if request.method == 'POST': request_data = request.json_body objectid = None if 'objectid' in request_data: validateId(request_data['objectid']) objectid = int(request_data['objectid']) log.debug('Objectid is valide: %s' % request_data) georeferenceid = None if 'georeferenceid' in request_data: georeferenceid = int(request_data['georeferenceid']) if georeferenceid: response = createResponseForSpecificGeoreferenceProcess( objectid, georeferenceid, request) else: response = createGeneralResponse(objectid, request) return json.dumps(response, ensure_ascii=False, encoding='utf-8') except GeoreferenceParameterError as e: message = 'Wrong or missing service parameter - %s' % e.value log.error(message) return HTTPBadRequest(message) except Exception as e: message = 'Problems while creating response for getprocess request - %s' % e log.error(message) return HTTPInternalServerError(message)
def parseMapObjForId(request_data, name, dbsession): """ This functions parses a map objectid from an objectid """ if name in request_data: validateId(request_data[name]) # @deprecated # do mapping for support of new name schema mapObj = Map.by_id(int(request_data[name]), dbsession) if mapObj is None: raise GeoreferenceParameterError('Missing or wrong objectid parameter.') else: return mapObj raise GeoreferenceParameterError('Missing or wrong objectid parameter.')
def parseMapObjForId(request_data, name, dbsession): """ This functions parses a map objectid from an objectid """ if name in request_data: validateId(request_data[name]) # @deprecated # do mapping for support of new name schema mapObj = Map.by_id(int(request_data[name]), dbsession) if mapObj is None: raise GeoreferenceParameterError( 'Missing or wrong objectid parameter.') else: return mapObj raise GeoreferenceParameterError('Missing or wrong objectid parameter.')
def georeferenceUpdate(request): log.info('Receive request for processing georeference update result') try: userid = checkIsUser(request) request_data = None if request.method == 'POST': request_data = request.json_body if request_data: validateId(request_data['id']) log.debug('Request data is valide: %s'%request_data) log.debug('Check if there exists a registered georeference process for this messtischblatt ...') messtischblatt = Messtischblatt.by_id(request_data['id'], request.db) isAlreadyGeorefProcess = Georeferenzierungsprozess.by_messtischblattid(messtischblatt.id, request.db) if isAlreadyGeorefProcess is None: response = {'text':'There is no registered georeference process for this messtischblatt. Please move back to the confirm process.'} return json.dumps(response, ensure_ascii=False, encoding='utf-8') # actual only support this option if target srs is EPSG:4314 log.debug('Saving georeference process in the database ...') if request_data['georeference']: encoded_clip_params = convertUnicodeDictToUtf(request_data['georeference']) georefProcess = registerNewGeoreferenceProcessInDb(messtischblatt.id, userid, str(encoded_clip_params), 'update', request.db) log.debug('Set update status for messtischblatt ...') messtischblatt.setIsUpdated(True) log.debug('Create response ...') # right now the premise is that for the updated gcps are equal to the removed gcps. For every # updated gcps the users get new points achievement_points = len(request_data['georeference']['remove']['gcps'])*5 #gcps = getJsonDictPasspointsForMapObject(messtischblatt.id, request.db) response = {'text':'Georeference result updated. It will soon be ready for use.','georeferenceid':georefProcess.id, 'points':achievement_points, 'gcps':request_data['georeference']['new'] ,'type':'update'} return json.dumps(response, ensure_ascii=False, encoding='utf-8') else: log.error('The remove and new parameters are not valide - %s') raise GeoreferenceParameterError('The remove and new parameters are not valide.') except GeoreferenceParameterError as e: message = 'Wrong or missing service parameter - %s'%e.value log.error(message) return HTTPBadRequest(message) except Exception as e: message = 'Problems while computing validation result - %s'%e log.error(message) return HTTPInternalServerError(message)
def georeferenceValidation(request): log.info('Receive request for processing georeference validation result') try: request_data = None if request.method == 'POST': request_data = request.json_body if request_data: validateId(request_data['id']) log.debug('Request data is valide: %s'%request_data) log.debug('Start creating validation result ...') messtischblatt = Messtischblatt.by_id(request_data['id'], request.db) # actual only support this option if target srs is EPSG:4314 epsg_code = int(str(request_data['georeference']['target']).split(':')[1]) if request_data['georeference']['source'] == 'pixel' and epsg_code == 4314: log.debug('Parse gcps ...') gcps = parseGcps(request_data['georeference']['gcps']) log.debug('Process georeference parameter ...') destPath = georeference(messtischblatt.original_path, os.path.join(GEOREFERENCE_MAPFILE_FOLDER,messtischblatt.dateiname+"::"+str(getUniqueId())+".vrt"), GEOREFERENCE_TMP_DIR, gcps, epsg_code, epsg_code, 'polynom', log) log.debug('Create temporary mapfile ...') wms_url = createMapfile(messtischblatt.dateiname, destPath, GEOREFERENCE_MAPFILE_TEMPLATE, GEOREFERENCE_MAPFILE_FOLDER, GEOREFERENCE_MAPFILE_DEFAULT_PARAMS) log.debug('Create response ...') response = {'wms_url':wms_url,'layer_id':messtischblatt.dateiname,'extent':Messtischblatt.getExtent(messtischblatt.id, request.db)} return json.dumps(response, ensure_ascii=False, encoding='utf-8') else: raise GeoreferenceParameterError('Wrong or missing service parameter') except GeoreferenceParameterError as e: message = 'Wrong or missing service parameter - %s'%e.value log.error(message) return HTTPBadRequest(message) except Exception as e: message = 'Problems while computing validation result - %s'%e.value log.error(message) return HTTPInternalServerError(message)
def georeferenceConfirm(request): log.info('Receive request for processing georeference validation result') try: userid = checkIsUser(request) user = Users.by_username(userid, request.db) request_data = None if request.method == 'POST': request_data = request.json_body if request_data: validateId(request_data['id']) log.debug('Request data is valide: %s'%request_data) log.debug('Check if there is already a registered georeference process for this messtischblatt ...') messtischblatt = Messtischblatt.by_id(request_data['id'], request.db) isAlreadyGeorefProcess = Georeferenzierungsprozess.by_messtischblattid(messtischblatt.id, request.db) if isAlreadyGeorefProcess is not None: response = {'text':'There is already a registered georeference process for this messtischblatt. Please move forward to the update process.','georeferenceid':isAlreadyGeorefProcess.id} return json.dumps(response, ensure_ascii=False, encoding='utf-8') # actual only support this option if target srs is EPSG:4314 log.debug('Start saving georeference process in the database ...') epsg_code = int(str(request_data['georeference']['target']).split(':')[1]) if request_data['georeference']['source'] == 'pixel' and epsg_code == 4314: log.debug('Create georeference process record ...') timestamp = getTimestampAsPGStr() georeference_parameter = str(convertUnicodeDictToUtf(request_data['georeference'])) georefProcess = Georeferenzierungsprozess(messtischblattid = messtischblatt.id, nutzerid = userid, clipparameter = georeference_parameter, timestamp = timestamp, isvalide = True, type = 'new', refzoomify = True, publish = False, processed = False) request.db.add(georefProcess) request.db.flush() log.debug('Creating passpoints ...') # gcps = request_data['georeference']['gcps'] # passpoints = [] # for i in range(0,len(gcps)): # unrefPoint = [gcps[i]['source'][0],gcps[i]['source'][1]] # refPoint = 'POINT(%s %s)'%(gcps[i]['target'][0], gcps[i]['target'][1]) # passpoint = Passpoint(objectid = messtischblatt.id, userid = user.id, unrefpoint = unrefPoint, # refpoint = refPoint, deprecated = False, timestamp = timestamp, georeferenceprocessid = georefProcess.id) # request.db.add(passpoint) # passpoints.append(passpoints) log.debug('Create response ...') ##gcps = getJsonDictPasspointsForMapObject(messtischblatt.id, request.db) response = {'text':'Georeference result saved. It will soon be ready for use.','georeferenceid':georefProcess.id, 'points':20, 'gcps':request_data['georeference'] ,'type':'confirm'} return json.dumps(response, ensure_ascii=False, encoding='utf-8') else: raise GeoreferenceParameterError('Wrong or missing service parameter') except GeoreferenceParameterError as e: message = 'Wrong or missing service parameter - %s'%e.value log.error(message) return HTTPBadRequest(message) except Exception as e: message = 'Problems while computing validation result - %s'%e log.error(message) return HTTPInternalServerError(message)
def georeferenceConfirm(request): log.info('Receive request for processing georeference validation result') try: userid = checkIsUser(request) user = Users.by_username(userid, request.db) request_data = None if request.method == 'POST': request_data = request.json_body if request_data: validateId(request_data['id']) log.debug('Request data is valide: %s' % request_data) log.debug( 'Check if there is already a registered georeference process for this messtischblatt ...' ) messtischblatt = Messtischblatt.by_id(request_data['id'], request.db) isAlreadyGeorefProcess = Georeferenzierungsprozess.by_messtischblattid( messtischblatt.id, request.db) if isAlreadyGeorefProcess is not None: response = { 'text': 'There is already a registered georeference process for this messtischblatt. Please move forward to the update process.', 'georeferenceid': isAlreadyGeorefProcess.id } return json.dumps(response, ensure_ascii=False, encoding='utf-8') # actual only support this option if target srs is EPSG:4314 log.debug('Start saving georeference process in the database ...') epsg_code = int( str(request_data['georeference']['target']).split(':')[1]) if request_data['georeference'][ 'source'] == 'pixel' and epsg_code == 4314: log.debug('Create georeference process record ...') timestamp = getTimestampAsPGStr() georeference_parameter = str( convertUnicodeDictToUtf(request_data['georeference'])) georefProcess = Georeferenzierungsprozess( messtischblattid=messtischblatt.id, nutzerid=userid, clipparameter=georeference_parameter, timestamp=timestamp, isvalide=True, type='new', refzoomify=True, publish=False, processed=False) request.db.add(georefProcess) request.db.flush() log.debug('Creating passpoints ...') # gcps = request_data['georeference']['gcps'] # passpoints = [] # for i in range(0,len(gcps)): # unrefPoint = [gcps[i]['source'][0],gcps[i]['source'][1]] # refPoint = 'POINT(%s %s)'%(gcps[i]['target'][0], gcps[i]['target'][1]) # passpoint = Passpoint(objectid = messtischblatt.id, userid = user.id, unrefpoint = unrefPoint, # refpoint = refPoint, deprecated = False, timestamp = timestamp, georeferenceprocessid = georefProcess.id) # request.db.add(passpoint) # passpoints.append(passpoints) log.debug('Create response ...') ##gcps = getJsonDictPasspointsForMapObject(messtischblatt.id, request.db) response = { 'text': 'Georeference result saved. It will soon be ready for use.', 'georeferenceid': georefProcess.id, 'points': 20, 'gcps': request_data['georeference'], 'type': 'confirm' } return json.dumps(response, ensure_ascii=False, encoding='utf-8') else: raise GeoreferenceParameterError( 'Wrong or missing service parameter') except GeoreferenceParameterError as e: message = 'Wrong or missing service parameter - %s' % e.value log.error(message) return HTTPBadRequest(message) except Exception as e: message = 'Problems while computing validation result - %s' % e log.error(message) return HTTPInternalServerError(message)
def georeferenceUpdate(request): log.info('Receive request for processing georeference update result') try: userid = checkIsUser(request) request_data = None if request.method == 'POST': request_data = request.json_body if request_data: validateId(request_data['id']) log.debug('Request data is valide: %s' % request_data) log.debug( 'Check if there exists a registered georeference process for this messtischblatt ...' ) messtischblatt = Messtischblatt.by_id(request_data['id'], request.db) isAlreadyGeorefProcess = Georeferenzierungsprozess.by_messtischblattid( messtischblatt.id, request.db) if isAlreadyGeorefProcess is None: response = { 'text': 'There is no registered georeference process for this messtischblatt. Please move back to the confirm process.' } return json.dumps(response, ensure_ascii=False, encoding='utf-8') # actual only support this option if target srs is EPSG:4314 log.debug('Saving georeference process in the database ...') if request_data['georeference']: encoded_clip_params = convertUnicodeDictToUtf( request_data['georeference']) georefProcess = registerNewGeoreferenceProcessInDb( messtischblatt.id, userid, str(encoded_clip_params), 'update', request.db) log.debug('Set update status for messtischblatt ...') messtischblatt.setIsUpdated(True) log.debug('Create response ...') # right now the premise is that for the updated gcps are equal to the removed gcps. For every # updated gcps the users get new points achievement_points = len( request_data['georeference']['remove']['gcps']) * 5 #gcps = getJsonDictPasspointsForMapObject(messtischblatt.id, request.db) response = { 'text': 'Georeference result updated. It will soon be ready for use.', 'georeferenceid': georefProcess.id, 'points': achievement_points, 'gcps': request_data['georeference']['new'], 'type': 'update' } return json.dumps(response, ensure_ascii=False, encoding='utf-8') else: log.error('The remove and new parameters are not valide - %s') raise GeoreferenceParameterError( 'The remove and new parameters are not valide.') except GeoreferenceParameterError as e: message = 'Wrong or missing service parameter - %s' % e.value log.error(message) return HTTPBadRequest(message) except Exception as e: message = 'Problems while computing validation result - %s' % e log.error(message) return HTTPInternalServerError(message)