def nowdata():
type_id = int(request.form['type_id'])
ids = request.form['steps']
ids = ids.split('H')
num = PI(c_int(len(ids)))
id_array = (c_int * len(ids))()
try:
for i in range(len(id_array)):
id_array[i] = int(ids[i])
except:
abort(404)
type_array = (c_int * len(ids))()
for i in range(len(type_array)):
type_array[i] = type_id
timestamps = (c_longlong * len(ids))()
sers = (Mydata.Serializer * len(ids))()
err = lib.ReadNewDatas(handle, id_array, type_array, timestamps, sers, num)
if err and err != -65275:
current_app.logger.error("获取标签点最新数据失败,%d", err)
abort(404)
typeinfo = (Mydata.TypeInfo * 1)()
err = lib.MyDataGetTypeByID(handle, type_id, typeinfo)
if err:
current_app.logger.error("获取指定类型失败,%d", err)
abort(404)
readable_datas = Mydata.TransformReadableData(typeinfo[0], timestamps,
sers, current_app.logger)
if readable_datas is None:
abort(404)
return jsonify(readable_datas)
def index():
table_num = PI(c_int(0))
err = lib.MyDataGetTableNum(handle, table_num)
if err:
current_app.logger.error("获取表数量失败,%d", err)
table_info = (Mydata.TableInfo * table_num.contents.value)()
err = lib.MyDataGetTables(handle, table_info, table_num)
if err:
current_app.logger.error("获取表信息失败,%d", err)
table_num = table_num.contents.value
return render_template('index.html',
table_num=table_num,
table_info=table_info)
def show_datafiles():
num = PI(c_int())
err = lib.GetDataFileNums(handle, num)
if err:
current_app.logger.error("获取数据文件数量失败,%d", err)
dfinfo = (Mydata.DataFileInfo * num.contents.value)()
err = lib.GetDataFileInfos(handle, dfinfo, num)
if err:
current_app.logger.error("获取数据文件信息失败,%d", err)
return render_template('datafiles.html',
dfinfo=dfinfo,
titlename='数据文件信息',
num=num.contents.value)
def show_types():
num = PI(c_int(0))
err = lib.MyDataGetTypeNum(handle, num)
if err:
current_app.logger.error("获取类型数量失败,%d", err)
typeinfo = (Mydata.TypeInfo * num.contents.value)()
err = lib.MyDataGetTypes(handle, typeinfo, num)
if err:
current_app.logger.error("获取类型信息失败,%d", err)
typestrs = Mydata.Typeid2Typestr(typeinfo)
return render_template('types.html',
typeinfo=typeinfo,
titlename='类型信息',
num=num.contents.value,
typestrs=typestrs)
def point():
tid = int(request.form['tid'])
point_name = request.form['point_name']
num = PI(c_int(0))
err = lib.MyDataSearchPointsNumByID(handle, tid,
c_char_p(point_name.encode('utf-8')),
num)
if err:
current_app.logger.error("获取标签点数量失败,%d", err)
abort(404)
pointinfo = (Mydata.PointInfo * num.contents.value)()
err = lib.MyDataSearchPointsByID(handle, tid,
c_char_p(point_name.encode('utf-8')),
pointinfo, num)
return jsonify({'point_infos': [info.to_json() for info in pointinfo]})
def get_tables():
table_num = PI(c_int(0))
err = lib.MyDataGetTableNum(handle, table_num)
if err:
current_app.logger.error("获取表数量失败,%d", err)
table_info = (Mydata.TableInfo * table_num.contents.value)()
err = lib.MyDataGetTables(handle, table_info, table_num)
if err:
current_app.logger.error("获取表信息失败,%d", err)
tables = []
for info in table_info:
tables.append({
"id": info.id,
"type_id": info.type_id,
"name": info.name.decode()
})
return jsonify({"tables": tables})
def alldatas():
type_id = int(request.form['type_id'])
point_id = int(request.form['point_id'])
start_time = c_longlong(int(request.form['start_time']))
end_time = c_longlong(int(request.form['end_time']))
num = PI(c_int())
lib.MyDataGetErrDesc.restype = c_char_p
err = lib.ReadDatasNum(handle, point_id, start_time, end_time, num)
if err:
current_app.logger.error("获取数据数量失败,%d", err)
return jsonify({
'retcode':
-1,
'errmsg':
'获取数据数量失败,' + lib.MyDataGetErrDesc(err).decode('gbk')
})
timestamps = (c_longlong * num.contents.value)()
sers = (Mydata.Serializer * num.contents.value)()
err = lib.ReadDatas(handle, point_id, type_id, start_time, end_time,
timestamps, sers, num)
if err:
current_app.logger.error("获取数据失败,%d", err)
return jsonify({
'retcode':
-1,
'errmsg':
'获取数据失败,' + lib.MyDataGetErrDesc(err).decode('gbk')
})
typeinfo = (Mydata.TypeInfo * 1)()
err = lib.MyDataGetTypeByID(handle, type_id, typeinfo)
if err:
current_app.logger.error("获取指定类型失败,%d", err)
return jsonify({
'retcode':
-1,
'errmsg':
'获取指定类型失败,' + lib.MyDataGetErrDesc(err).decode('gbk')
})
readable_datas = Mydata.TransformReadableData(typeinfo[0], timestamps,
sers, current_app.logger)
if readable_datas is None:
return jsonify({'retcode': -1, 'errmsg': '数据解析失败'})
return jsonify(readable_datas)