def data(ws, mongodb, slug):
if not ws:
abort(400, 'Expected WebSocket request.')
DW = DataWarehouse()
element = mongodb['element'].find_one({'slug': slug})
element['page_limit'] = 50
if request.GET.get('limit', True) is False:
element['page_limit'] = 9999999999
data = DW.get(element.get('cube'))
columns = data.get('columns') or []
fields = columns
if request.GET.get('fields', None):
fields = request.GET.get('fields').split(',')
cube_last_update = mongodb['cube'].find_one({'slug': element.get('cube')})
ws.send(json.dumps({'type': 'last_update',
'data': str(cube_last_update.get('lastupdate', ''))}))
ws.send(json.dumps({'type': 'columns', 'data': fields}))
filters = [i[0] for i in request.GET.iteritems()
if len(i[0].split('filter__')) > 1]
if element['type'] == 'grid':
page = int(request.GET.get('page', 1))
page_start = 0
page_end = element['page_limit']
if page >= 2:
page_end = element['page_limit'] * page
page_start = page_end - element['page_limit']
else:
page_start = None
page_end = None
df = DataFrame(data.get('data') or {}, columns=fields)
if len(filters) >= 1:
for f in filters:
s = f.split('__')
field = s[1]
operator = s[2]
value = request.GET.get(f)
if operator == 'like':
df = df[df[field].str.contains(value)]
elif operator == 'regex':
df = DataFrameSearchColumn(df, field, value, operator)
else:
df = df.query(df_generate(df, value, f))
groupby = []
if request.GET.get('groupby', None):
groupby = request.GET.get('groupby', ).split(',')
if len(groupby) >= 1:
df = DataFrame(df.groupby(groupby).grouper.get_group_levels())
if request.GET.get('orderby',
element.get('orderby', None)) and request.GET.get(
'orderby', element.get('orderby', None)) in fields:
orderby = request.GET.get('orderby', element.get('orderby', ''))
if type(orderby) == str:
orderby = orderby.split(',')
orderby__order = request.GET.get('orderby__order',
element.get('orderby__order', ''))
if type(orderby__order) == str:
orderby__order = orderby__order.split(',')
ind = 0
for orde in orderby__order:
if orde == '0':
orderby__order[ind] = False
else:
orderby__order[ind] = True
ind += 1
df = df.sort(orderby, ascending=orderby__order)
ws.send(json.dumps({'type': 'max_page', 'data': len(df)}))
# CLEAN MEMORY
del filters, fields, columns
gc.collect()
categories = []
for i in df.to_dict(outtype='records')[page_start:page_end]:
if element.get('categories', None):
categories.append(i[element.get('categories')])
ws.send(json.dumps({'type': 'data', 'data': i}))
# CLEAN MEMORY
del df
gc.collect()
ws.send(json.dumps({'type': 'categories', 'data': categories}))
ws.send(json.dumps({'type': 'close'}))
# CLEAN MEMORY
del categories
gc.collect()
def data(mongodb, slug, ext='xls'):
MyClient = riak.RiakClient(protocol=conf("riak")["protocol"],
http_port=conf("riak")["http_port"],
host=conf("riak")["host"])
MyBucket = MyClient.bucket(conf("riak")["bucket"])
element = mongodb['element'].find_one({'slug': slug})
columns = json.loads(MyBucket.get(
'{}-columns'.format(element.get('cube'))).data or [])
fields = columns
if request.GET.get('fields', None):
fields = request.GET.get('fields').split(',')
filters = [i[0] for i in request.GET.iteritems()
if len(i[0].split('filter__')) > 1]
df = DataFrame(MyBucket.get(element.get('cube')).data, columns=fields)
if len(filters) >= 1:
for f in filters:
s = f.split('__')
field = s[1]
operator = s[2]
value = request.GET.get(f)
if operator in ['like', 'regex']:
df = DataFrameSearchColumn(df, field, value, operator)
else:
df = df.query(df_generate(df, value, f))
groupby = []
if request.GET.get('groupby', None):
groupby = request.GET.get('groupby', ).split(',')
if len(groupby) >= 1:
df = df.groupby(groupby)
if request.GET.get('orderby', None):
orderby = request.GET.get('orderby', [])
orderby__order = True
if request.GET.get('orderby__order', 0) != 1:
orderby__order = False
df = df.sort(orderby, ascending=orderby__order)
# CLEAN MEMORY
del filters, fields, columns
gc.collect()
file_name = '{}/assets/exports/openmining-{}.{}'.format(
PROJECT_PATH, element.get('cube'), ext)
if ext == 'csv':
df.to_csv(file_name, sep=";")
contenttype = 'text/csv'
else:
df.to_excel(file_name)
contenttype = 'application/vnd.ms-excel'
response.set_header('charset', 'utf-8')
response.set_header('Content-disposition', 'attachment; '
'filename={}.{}'.format(element.get('cube'), ext))
response.content_type = contenttype
ifile = open(file_name, "r")
o = ifile.read()
ifile.close()
return o
def data(mongodb, slug, ext='xls'):
DW = DataWarehouse()
element = mongodb['element'].find_one({'slug': slug})
element['page_limit'] = 50
if request.GET.get('limit', True) is False:
element['page_limit'] = 9999999999
data = DW.get(element.get('cube'))
columns = data.get('columns') or []
fields = columns
if request.GET.get('fields', None):
fields = request.GET.get('fields').split(',')
filters = [i[0] for i in request.GET.iteritems()
if len(i[0].split('filter__')) > 1]
df = DataFrame(data.get('data') or {}, columns=fields)
if len(filters) >= 1:
for f in filters:
s = f.split('__')
field = s[1]
operator = s[2]
value = request.GET.get(f)
if operator == 'like':
df = df[df[field].str.contains(value)]
elif operator == 'regex':
df = DataFrameSearchColumn(df, field, value, operator)
else:
df = df.query(df_generate(df, value, f))
groupby = []
if request.GET.get('groupby', None):
groupby = request.GET.get('groupby', "").split(',')
if len(groupby) >= 1:
df = DataFrame(df.groupby(groupby).grouper.get_group_levels())
if request.GET.get('orderby',
element.get('orderby', None)) and request.GET.get(
'orderby', element.get('orderby', None)) in fields:
orderby = request.GET.get('orderby', element.get('orderby', ''))
if type(orderby) == str:
orderby = orderby.split(',')
orderby__order = request.GET.get('orderby__order',
element.get('orderby__order', ''))
if type(orderby__order) == str:
orderby__order = orderby__order.split(',')
ind = 0
for orde in orderby__order:
if orde == '0':
orderby__order[ind] = False
else:
orderby__order[ind] = True
ind += 1
df = df.sort(orderby, ascending=orderby__order)
# CLEAN MEMORY
del filters, fields, columns
gc.collect()
file_name = '{}/assets/exports/openmining-{}.{}'.format(
PROJECT_PATH, element.get('cube'), ext)
if ext == 'csv':
df.to_csv(file_name, sep=";")
contenttype = 'text/csv'
else:
df.to_excel(file_name)
contenttype = 'application/vnd.ms-excel'
response.set_header('charset', 'utf-8')
response.set_header('Content-disposition', 'attachment; '
'filename={}.{}'.format(element.get('cube'), ext))
response.content_type = contenttype
ifile = open(file_name, "r")
o = ifile.read()
ifile.close()
return o
def data(mongodb, slug):
# check protocol to work
ws = request.environ.get('wsgi.websocket')
protocol = "websocket"
if not ws:
response.content_type = 'application/json'
protocol = "http"
DataManager = __from__(
"mining.controllers.data.{}.DataManager".format(protocol))
# instantiates the chosen protocol
DM = DataManager(ws)
# instantiate data warehouse
DW = DataWarehouse()
element = mongodb['element'].find_one({'slug': slug})
element['page_limit'] = 50
if request.GET.get('limit', True) is False:
element['page_limit'] = 9999999999
if element['type'] == 'grid' and "download" not in request.GET.keys():
page = int(request.GET.get('page', 1))
page_start = 0
page_end = element['page_limit']
if page >= 2:
page_end = element['page_limit'] * page
page_start = page_end - element['page_limit']
else:
page = 1
page_start = None
page_end = None
filters = [i[0] for i in request.GET.iteritems()
if len(i[0].split('filter__')) > 1]
if not DW.search:
data = DW.get(element.get('cube'), page=page)
else:
data = DW.get(element.get('cube'), filters=filters, page=page)
columns = data.get('columns') or []
fields = columns
if request.GET.get('fields', None):
fields = request.GET.get('fields').split(',')
cube_last_update = mongodb['cube'].find_one({'slug': element.get('cube')})
DM.send(json.dumps({'type': 'last_update',
'data': str(cube_last_update.get('lastupdate', ''))}))
DM.send(json.dumps({'type': 'columns', 'data': fields}))
df = DataFrame(data.get('data') or {}, columns=fields)
if len(filters) >= 1:
for f in filters:
s = f.split('__')
field = s[1]
operator = s[2]
value = request.GET.get(f)
if operator == 'like':
df = df[df[field].str.contains(value)]
elif operator == 'regex':
df = DataFrameSearchColumn(df, field, value, operator)
else:
df = df.query(df_generate(df, value, f))
groupby = []
if request.GET.get('groupby', None):
groupby = request.GET.get('groupby', "").split(',')
if len(groupby) >= 1:
df = DataFrame(df.groupby(groupby).grouper.get_group_levels())
if request.GET.get('orderby',
element.get('orderby', None)) and request.GET.get(
'orderby', element.get('orderby', None)) in fields:
orderby = request.GET.get('orderby', element.get('orderby', ''))
if type(orderby) == str:
orderby = orderby.split(',')
orderby__order = request.GET.get('orderby__order',
element.get('orderby__order', ''))
if type(orderby__order) == str:
orderby__order = orderby__order.split(',')
ind = 0
for orde in orderby__order:
if orde == '0':
orderby__order[ind] = False
else:
orderby__order[ind] = True
ind += 1
df = df.sort(orderby, ascending=orderby__order)
DM.send(json.dumps({'type': 'max_page',
'data': data.get('count', len(df))}))
# CLEAN MEMORY
del filters, fields, columns
gc.collect()
categories = []
# TODO: loop in aggregate (apply mult aggregate)
aggregate = [i[0] for i in request.GET.iteritems()
if len(i[0].split('aggregate__')) > 1]
if len(aggregate) >= 1:
agg = aggregate[0].split('__')
_agg = getattr(df.groupby(agg[1]), request.GET.get(aggregate[0]))()
DF_A = DataFrame(_agg[_agg.keys()[0]]).to_dict().get(_agg.keys()[0])
DM.send(json.dumps({'type': 'aggregate', 'data': DF_A}))
records = df.to_dict(orient='records')
if not DW.search:
records = records[page_start:page_end]
for i in records:
if element.get('categories', None):
categories.append(i[element.get('categories')])
DM.send(json.dumps({'type': 'data', 'data': i}))
DM.send(json.dumps({'type': 'categories', 'data': categories}))
DM.send(json.dumps({'type': 'close'}))
# CLEAN MEMORY
del categories
gc.collect()
if not ws:
if "download" in request.GET.keys():
ext = request.GET.get("download", "xls")
if ext == '':
ext = 'xls'
file_name = '{}/frontend/assets/exports/openmining-{}.{}'.format(
PROJECT_PATH, element.get('cube'), ext)
if ext == 'csv':
df.to_csv(file_name, sep=";")
contenttype = 'text/csv'
else:
df.to_excel(file_name)
contenttype = 'application/vnd.ms-excel'
response.set_header('charset', 'utf-8')
response.set_header('Content-disposition', 'attachment; '
'filename={}.{}'.format(
element.get('cube'), ext))
response.content_type = contenttype
ifile = open(file_name, "r")
o = ifile.read()
ifile.close()
return o
return json.dumps(DM.data)