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QRealTime_dialog.py
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QRealTime_dialog.py
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# -*- coding: utf-8 -*-
"""
/***************************************************************************
QRealTimeDialog
A QGIS plugin
This plugin connects you to Aggregate Server and do autoupdation of data to and from aggregate
-------------------
begin : 2017-08-09
git sha : $Format:%H$
copyright : (C) 2017 by IIRS
email : [email protected]
***************************************************************************/
/***************************************************************************
* *
* 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 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
"""
import os
from PyQt5.QtCore import QSettings, QTranslator, qVersion, QCoreApplication,QVariant
from PyQt5 import QtGui, uic
from PyQt5 import QtWidgets
from PyQt5.QtWidgets import QWidget,QTableWidget,QTableWidgetItem,QLineEdit
from PyQt5.QtCore import Qt, QSettings, QSize,QVariant, QTranslator, qVersion, QCoreApplication
import xml.etree.ElementTree as ET
import requests
from requests.compat import urljoin
from qgis.gui import QgsMessageBar
from qgis.core import QgsProject,QgsFeature,QgsGeometry,QgsField, QgsCoordinateReferenceSystem, QgsPoint, QgsCoordinateTransform,edit,QgsPointXY,QgsEditorWidgetSetup,QgsTaskManager,QgsTask,QgsApplication
import six
from six.moves import range
from qgis.core import QgsMessageLog, Qgis
import datetime
import site
import json
site.addsitedir(os.path.dirname(__file__))
from pyxform.builder import create_survey_element_from_dict
debug=True
tag="QRealTime"
def print(text,opt=None):
""" to redirect print to MessageLog"""
if debug:
QgsMessageLog.logMessage(str(text)+str(opt),tag=tag,level=Qgis.Info)
FORM_CLASS, _ = uic.loadUiType(os.path.join(
os.path.dirname(__file__), 'QRealTime_dialog_services.ui'))
def getProxiesConf():
s = QSettings() #getting proxy from qgis options settings
proxyEnabled = s.value("proxy/proxyEnabled", "")
proxyType = s.value("proxy/proxyType", "" )
proxyHost = s.value("proxy/proxyHost", "" )
proxyPort = s.value("proxy/proxyPort", "" )
proxyUser = s.value("proxy/proxyUser", "" )
proxyPassword = s.value("proxy/proxyPassword", "" )
if proxyEnabled == "true" and proxyType == 'HttpProxy': # test if there are proxy settings
proxyDict = {
"http" : "http:https://%s:%s@%s:%s" % (proxyUser,proxyPassword,proxyHost,proxyPort),
"https" : "http:https://%s:%s@%s:%s" % (proxyUser,proxyPassword,proxyHost,proxyPort)
}
return proxyDict
else:
return None
def qtype(odktype):
if odktype == 'binary':
return QVariant.String,{'DocumentViewer': 2, 'DocumentViewerHeight': 0, 'DocumentViewerWidth': 0, 'FileWidget': True, 'FileWidgetButton': True, 'FileWidgetFilter': '', 'PropertyCollection': {'name': None, 'properties': {}, 'type': 'collection'}, 'RelativeStorage': 0, 'StorageMode': 0}
elif odktype=='string':
return QVariant.String,{}
elif odktype[:3] == 'sel' :
return QVariant.String,{}
elif odktype[:3] == 'int':
return QVariant.Int, {}
elif odktype[:3]=='dat':
return QVariant.Date, {}
elif odktype[:3]=='ima':
return QVariant.String,{'DocumentViewer': 2, 'DocumentViewerHeight': 0, 'DocumentViewerWidth': 0, 'FileWidget': True, 'FileWidgetButton': True, 'FileWidgetFilter': '', 'PropertyCollection': {'name': None, 'properties': {}, 'type': 'collection'}, 'RelativeStorage': 0, 'StorageMode': 0}
elif odktype == 'Hidden':
return 'Hidden'
else:
return (QVariant.String),{}
def QVariantToODKtype(q_type):
if q_type == QVariant.String:
return 'text'
elif q_type == QVariant.Date:
return 'datetime'
elif q_type in [2,3,4,32,33,35,36]:
return 'integer'
elif q_type in [6,38]:
return 'decimal'
else:
return 'text'
class QRealTimeDialog(QtWidgets.QDialog, FORM_CLASS):
services = ['Aggregate','Kobo', 'Central']
def __init__(self, caller,parent=None):
"""Constructor."""
super(QRealTimeDialog, self).__init__(parent)
# Set up the user interface from Designer.
# After setupUI you can access any designer object by doing
# self.<objectname>, and you can use autoconnect slots - see
# http:https://qt-project.org/doc/qt-4.8/designer-using-a-ui-file.html
# #widgets-and-dialogs-with-auto-connect
self.setupUi(self)
i=0
for service in self.services:
if i>0:
container = QWidget()
container.resize(QSize(310,260))
self.tabServices.addTab(container,"")
container = self.tabServices.widget(i)
print (container)
serviceClass = globals()[service]
serviceClass(container,caller)
self.tabServices.setTabText(i, service)
i=i+1
def getCurrentService(self):
return self.tabServices.currentWidget().children()[0]
class Aggregate (QTableWidget):
def tr(self, message):
"""Get the translation for a string using Qt translation API.
We implement this ourselves since we do not inherit QObject.
:param message: String for translation.
:type message: str, QString
:returns: Translated version of message.
:rtype: QString
"""
# noinspection PyTypeChecker,PyArgumentList,PyCallByClass
return QCoreApplication.translate(self.__class__.__name__, message)
tag='ODK Aggregate'
def __init__(self,parent,caller):
super(Aggregate, self).__init__(parent)
self.parent = parent
self.iface=caller.iface
self.resize(QSize(310,260))
self.setParameters()
self.setColumnCount(2)
self.setColumnWidth(0, 152)
self.setColumnWidth(1, 152)
self.setRowCount(len(self.parameters)-1)
self.verticalHeader().hide()
self.horizontalHeader().hide()
self.tag='ODK Aggregate'
S = QSettings()
for row,parameter in enumerate(self.parameters):
if row == 0:
self.service_id = parameter[1]
continue
row = row -1
pKey = QTableWidgetItem (parameter[0])
pKey.setFlags(pKey.flags() ^ Qt.ItemIsEditable)
self.setItem(row,0,pKey)
self.setCellWidget(row,1,QLineEdit())
valueFromSettings = S.value("QRealTime/%s/%s/" % (self.service_id,self.item(row,0).text()), defaultValue = "undef")
if not valueFromSettings or valueFromSettings == "undef":
self.cellWidget(row,1).setText(str(parameter[1]))
S.setValue("QRealTime/%s/%s/" % (self.service_id,self.item(row,0).text()),parameter[1])
else:
self.cellWidget(row,1).setText(str(valueFromSettings))
self.setCellWidget(2, 1, QLineEdit())
self.cellWidget(2,1).setEchoMode(2)
def setParameters(self):
self.parameters =[
["id","Aggregate"],
["url",''],
[self.tr("user"), ''],
[self.tr("password"), ''],
[self.tr("last Submission"),''],
[self.tr('sync time'),3600]
]
def getServiceName(self):
return self.service_id
def getAuth(self):
auth = requests.auth.HTTPDigestAuth(self.getValue(self.tr('user')),self.getValue(self.tr('password')))
return auth
def setup(self):
S = QSettings()
S.setValue("QRealTime/", self.parent.parent().currentIndex())
for row in range (0,self.rowCount()):
S.setValue("QRealTime/%s/%s/" % (self.service_id,self.item(row,0).text()),self.cellWidget(row,1).text())
def getValue(self,key, newValue = None):
print("searching in setting parameter",key)
for row in range (0,self.rowCount()):
print(" parameter is",self.item(row,0).text())
if self.item(row,0).text() == key:
if newValue:
self.cellWidget(row, 1).setText(str(newValue))
print("setting new value",newValue)
self.setup() #store to settings
value=self.cellWidget(row,1).text().strip()
if value:
if key=='url':
if not value.endswith('/'):
value=value+'/'
return value
def guessWKTGeomType(self,geom):
if geom:
coordinates = geom.split(';')
else:
return 'error'
# print ('coordinates are '+ coordinates)
firstCoordinate = coordinates[0].strip().split(" ")
if len(firstCoordinate) < 2:
return "invalid", None
coordinatesList = []
for coordinate in coordinates:
decodeCoord = coordinate.strip().split(" ")
# print 'decordedCoord is'+ decodeCoord
try:
coordinatesList.append([decodeCoord[0],decodeCoord[1]])
except:
pass
if len(coordinates) == 1:
reprojectedPoint = self.transformToLayerSRS(QgsPoint(float(coordinatesList[0][1]),float(coordinatesList[0][0])))
return "POINT(%s %s)" % (reprojectedPoint.x(), reprojectedPoint.y()) #geopoint
else:
coordinateString = ""
for coordinate in coordinatesList:
reprojectedPoint = self.transformToLayerSRS(QgsPoint(float(coordinate[1]), float(coordinate[0])))
coordinateString += "%s %s," % (reprojectedPoint.x(), reprojectedPoint.y())
coordinateString = coordinateString[:-1]
if coordinatesList[0][0] == coordinatesList[-1][0] and coordinatesList[0][1] == coordinatesList[-1][1]:
return "POLYGON((%s))" % coordinateString #geoshape #geotrace
else:
return "LINESTRING(%s)" % coordinateString
# def getExportExtension(self):
# return 'xml'
def getFormList(self):
method='GET'
url=self.getValue('url')
if url:
furl=urljoin(url,'formList')
else:
self.iface.messageBar().pushWarning(self.tag,self.tr("Enter url in settings"))
return None,None
try:
response= requests.request(method,furl,proxies=getProxiesConf(),auth=self.getAuth(),verify=False)
except:
self.iface.messageBar().pushWarning(self.tag,self.tr("Not able to connect to server"))
return None,None
if response:
try:
root=ET.fromstring(response.content)
keylist=[form.attrib['url'].split('=')[1] for form in root.findall('form')]
forms= {key:key for key in keylist}
return forms,response
except:
self.iface.messageBar().pushWarning(self.tag,self.tr("Not able to parse form list"))
return None,None
def importData(self,layer,selectedForm,importData):
url=self.getValue('url')
if url:
furl=urljoin(url,'formXml?formId='+selectedForm)
else:
self.iface.messageBar().pushWarning(self.tag,self.tr("Enter url in settings"))
return
try:
response= requests.request('GET',furl,proxies=getProxiesConf(),auth=self.getAuth(),verify=False)
except:
self.iface.messageBar().pushWarning(self.tag,self.tr("Not able to connect to server"))
return
if response.status_code==200:
# with open('importForm.xml','w') as importForm:
# importForm.write(response.content)
self.formKey,self.topElement,self.version,self.geoField = self.updateLayerXML(layer,response.content)
layer.setName(self.formKey)
print("calling collect data")
self.collectData(layer,self.formKey,importData,self.topElement,self.version,self.geoField)
else:
self.iface.messageBar().pushWarning(self.tag,self.tr("Not able to collect data from server"))
def getFieldsModel(self,currentLayer):
fieldsModel = []
g_type= currentLayer.geometryType()
fieldDef={'name':'GEOMETRY','type':'geopoint','bind':{'required':'true()'}}
fieldDef['Appearance']= 'maps'
if g_type==0:
fieldDef['label']='add point location'
elif g_type==1:
fieldDef['label']='Draw Line'
fieldDef['type']='geotrace'
else:
fieldDef['label']='Draw Area'
fieldDef['type']='geoshape'
fieldsModel.append(fieldDef)
i=0
for field in currentLayer.fields():
widget =currentLayer.editorWidgetSetup(i)
fwidget = widget.type()
if (fwidget=='Hidden'):
i+=1
continue
fieldDef = {}
fieldDef['name'] = field.name()
fieldDef['map'] = field.name()
fieldDef['label'] = field.alias() or field.name()
fieldDef['hint'] = ''
fieldDef['type'] = QVariantToODKtype(field.type())
fieldDef['bind'] = {}
# fieldDef['fieldWidget'] = currentFormConfig.widgetType(i)
fieldDef['fieldWidget']=widget.type()
print('getFieldModel',fieldDef['fieldWidget'])
if fieldDef['fieldWidget'] in ('ValueMap','CheckBox','Photo','ExternalResource'):
if fieldDef['fieldWidget'] == 'ValueMap':
fieldDef['type']='select one'
valueMap=widget.config()['map']
config={}
for value in valueMap:
for k,v in value.items():
config[v]=k
print('configuration is ',config)
choicesList=[{'name':name,'label':label} for name,label in config.items()]
fieldDef["choices"] = choicesList
elif fieldDef['fieldWidget'] == 'Photo' or fieldDef['fieldWidget'] == 'ExternalResource' :
fieldDef['type']='image'
print('got an image type field')
# fieldDef['choices'] = config
else:
fieldDef['choices'] = {}
if fieldDef['name'] == 'ODKUUID':
fieldDef["bind"] = {"readonly": "true()", "calculate": "concat('uuid:', uuid())"}
if fieldDef['fieldWidget'] == 'DateTime':
fieldDef["type"] = 'date'
fieldsModel.append(fieldDef)
i+=1
return fieldsModel
def updateLayerXML(self,layer,xml):
ns='{http:https://www.w3.org/2002/xforms}'
root= ET.fromstring(xml)
#key= root[0][1][0][0].attrib['id']
instance=root[0][1].find(ns+'instance')
key=instance[0].attrib['id']
#topElement=root[0][1][0][0].tag.split('}')[1]
topElement=instance[0].tag.split('}')[1]
try:
version=instance[0].attrib['version']
except:
version='null'
print('key captured'+ key)
print (root[0][1].findall(ns+'bind'))
for bind in root[0][1].findall(ns+'bind'):
attrib=bind.attrib
print (attrib)
fieldName= attrib['nodeset'].split('/')[-1]
try:
fieldType=attrib['type']
except:
continue
#print('attrib type is',attrib['type'])
qgstype,config = qtype(attrib['type'])
#print ('first attribute'+ fieldName)
inputs=root[1].findall('.//*[@ref]')
if fieldType[:3]!='geo':
print('creating new field:'+ fieldName)
isHidden= True
for input in inputs:
if fieldName == input.attrib['ref'].split('/')[-1]:
isHidden= False
break
if isHidden:
#print('Reached Hidden')
config['type']='Hidden'
self.updateFields(layer,fieldName,qgstype,config)
else:
geoField=fieldName
return key,topElement,version,geoField
def prepareSendForm(self,layer):
self.updateFields(layer)
version= str(datetime.date.today())
fieldDict= self.getFieldsModel(layer)
print ('fieldDict',fieldDict)
surveyDict= {"name":layer.name(),"title":layer.name(),'VERSION':version,"instance_name": 'uuid()',"submission_url": '',
"default_language":'default','id_string':layer.name(),'type':'survey','children':fieldDict }
survey=create_survey_element_from_dict(surveyDict)
try:
xml=survey.to_xml(validate=None, warnings='warnings')
os.chdir(os.path.expanduser('~'))
self.sendForm(layer.name(),xml)
except Exception as e:
print("error in creating xform xml",e)
self.iface.messageBar().pushCritical(self.tag,self.tr("Survey form can't be created, check layer name"))
def sendForm(self,xForm_id,xml):
# step1 - verify if form exists:
formList, response = self.getFormList()
if not response:
self.iface.messageBar().pushCritical(self.tag,self.tr("Can not connect to server"))
return response
form_key = xForm_id in formList
message =''
if form_key:
message= 'Form Updated'
method = 'POST'
url = urljoin(self.getValue('url'),'formUpload')
else:
message= 'Created new form'
method = 'POST'
url = urljoin(self.getValue('url'),'formUpload')
# method = 'POST'
# url = self.getValue('url')+'//formUpload'
#step2 - upload form
with open('xForm.xml','w')as xForm:
xForm.write(xml)
file = open('xForm.xml','r')
files = {'form_def_file':file}
response = requests.request(method, url,files = files, proxies = getProxiesConf(),auth=self.getAuth(),verify=False )
if response.status_code== 201:
self.iface.messageBar().pushSuccess(self.tag,
self.tr('Layer is online('+message+'), Collect data from App'))
elif response.status_code == 409:
self.iface.messageBar().pushWarning(self.tag,self.tr("Form exists and can not be updated"))
else:
self.iface.messageBar().pushCritical(self.tag,self.tr("Form is not sent"))
file.close()
return response
def test(self,task,a,b):
print(a,b)
return [a,b]
def comp(self,exception,result):
if exception:
print("exception in task execution")
response=result['response']
remoteTable=result['table']
lastID=result['lastID']
if response.status_code == 200:
print ('after task finished before update layer')
if remoteTable:
print ('task has returned some data')
self.updateLayer(self.layer,remoteTable,self.geoField)
print("lastID is",lastID)
self.getValue(self.tr("last Submission"),lastID)
self.iface.messageBar().pushSuccess(self.tag,self.tr("Data imported Successfully"))
else:
self.iface.messageBar().pushCritical(self.tag,self.tr("Not able to collect data"))
def collectData(self,layer,xFormKey,doImportData=False,topElement='',version=None,geoField=''):
# if layer :
# print("layer is not present or not valid")
# return
def testc(exception,result):
if exception:
print("task raised exception")
else:
print("Success",result[0])
print("task returned")
self.updateFields(layer)
self.layer=layer
self.turl=self.getValue('url')
self.auth=self.getAuth()
self.lastID=self.getValue('last Submission')
self.proxyConfig= getProxiesConf()
self.xFormKey=xFormKey
self.isImportData=doImportData
self.topElement=topElement
self.version=version
print("task is being created")
self.task1 = QgsTask.fromFunction('downloading data',self.getTable, on_finished=self.comp)
print("task is created")
print("task status1 is ",self.task1.status())
QgsApplication.taskManager().addTask(self.task1)
print("task added to taskmanager")
print("task status2 is ",self.task1.status())
#task1.waitForFinished()
print("task status3 is ",self.task1.status())
#response, remoteTable = self.getTable(xFormKey,importData,topElement,version)
def updateFields(self,layer,text='ODKUUID',q_type=QVariant.String,config={}):
flag=True
for field in layer.fields():
if field.name()[:10] == text[:10]:
flag=False
print("not writing fields")
if flag:
uuidField = QgsField(text, q_type)
if q_type == QVariant.String:
uuidField.setLength(300)
layer.dataProvider().addAttributes([uuidField])
layer.updateFields()
fId= layer.dataProvider().fieldNameIndex(text)
try:
if config['type']== 'Hidden':
print('setting hidden widget')
layer.setEditorWidgetSetup( fId, QgsEditorWidgetSetup( "Hidden" ,config ) )
return
except Exception as e:
print(e)
if config=={}:
return
print('now setting exernal resource widgt')
layer.setEditorWidgetSetup( fId, QgsEditorWidgetSetup( "ExternalResource" ,config ) )
def updateLayer(self,layer,dataDict,geoField=''):
#print "UPDATING N.",len(dataDict),'FEATURES'
self.processingLayer = layer
QgisFieldsList = [field.name() for field in layer.fields()]
#layer.beginEditCommand("ODK syncronize")
# layer.startEditing()
type=layer.geometryType()
geo=['POINT','LINE','POLYGON']
layerGeo=geo[type]
uuidList = self.getUUIDList(self.processingLayer)
newQgisFeatures = []
fieldError = None
print('geofield is',geoField)
for odkFeature in dataDict:
#print(odkFeature)
id=None
try:
id= odkFeature['ODKUUID']
print('odk id is',id)
except:
print('error in reading ODKUUID')
try:
if not id in uuidList:
qgisFeature = QgsFeature()
print("odkFeature",odkFeature)
wktGeom = self.guessWKTGeomType(odkFeature[geoField])
print (wktGeom)
if wktGeom[:3] != layerGeo[:3]:
print(wktGeom,'is not matching'+layerGeo)
continue
qgisGeom = QgsGeometry.fromWkt(wktGeom)
print('geom is',qgisGeom)
qgisFeature.setGeometry(qgisGeom)
qgisFeature.initAttributes(len(QgisFieldsList))
for fieldName, fieldValue in odkFeature.items():
if fieldName != geoField:
try:
qgisFeature.setAttribute(QgisFieldsList.index(fieldName),fieldValue)
except:
try:
qgisFeature.setAttribute(QgisFieldsList.index(fieldName[:10]),fieldValue)
except:
fieldError = fieldName
newQgisFeatures.append(qgisFeature)
except Exception as e:
print('unable to create',e)
try:
with edit(layer):
layer.addFeatures(newQgisFeatures)
except:
self.iface.messageBar().pushCritical(self.tag,"Stop layer editing and import again")
self.processingLayer = None
def getUUIDList(self,lyr):
uuidList = []
uuidFieldName=None
QgisFieldsList = [field.name() for field in lyr.fields()]
for field in QgisFieldsList:
if 'UUID' in field:
uuidFieldName =field
if uuidFieldName:
print(uuidFieldName)
for qgisFeature in lyr.getFeatures():
uuidList.append(qgisFeature[uuidFieldName])
print (uuidList)
return uuidList
def transformToLayerSRS(self, pPoint):
# transformation from the current SRS to WGS84
crsDest = self.processingLayer.crs () # get layer crs
crsSrc = QgsCoordinateReferenceSystem("EPSG:4326") # WGS 84
xform = QgsCoordinateTransform(crsSrc, crsDest, QgsProject.instance())
try:
return QgsPoint(xform.transform(pPoint))
except :
return QgsPoint(xform.transform(QgsPointXY(pPoint)))
def getTable(self,task):
#turl=self.getValue('url')
print("calling getTable in ODK Aggregate")
table=[]
if self.turl:
url=urljoin(self.turl,'/view/submissionList?formId='+self.xFormKey)
else:
self.iface.messageBar().pushWarning(self.tag,self.tr("Enter url in settings"))
return {'response':None, 'table':table}
method='GET'
lastID=""
response=None
if not self.isImportData:
lastID=self.lastID
try:
response = requests.request(method,url,proxies=self.proxyConfig,auth=self.auth,verify=False)
except:
#self.iface.messageBar().pushCritical(self.tag,self.tr("Not able to connect to server"))
return {'response':response, 'table':table}
if not response.status_code == 200:
return {'response':response, 'table':table}
try:
root = ET.fromstring(response.content)
ns='{http:https://opendatakit.org/submissions}'
instance_ids=[child.text for child in root[0].findall(ns+'id')]
no_sub= len(instance_ids)
# print('instance ids before filter',instance_ids)
#print('number of submissions are',no_sub)
ns1='{http:https://www.opendatakit.org/cursor}'
lastReturnedURI= ET.fromstring(root[1].text).findall(ns1+'uriLastReturnedValue')[0].text
print("last id is",lastID)
print( "last returned id is",lastReturnedURI)
#print('server lastID is', lastReturnedURI)
if lastID ==lastReturnedURI:
print ('No Download returning')
return {'response':response, 'table':table,'lastID':None}
lastindex=0
try:
lastindex= instance_ids.index(lastID)
except:
print ('first Download')
instance_ids=instance_ids[lastindex:]
print('downloading')
for id in instance_ids :
if id:
url=urljoin(self.turl,'/view/downloadSubmission')
#print (url)
para={'formId':'{}[@version={} and @uiVersion=null]/{}[@key={}]'.format(self.xFormKey,self.version,self.topElement,id)}
response=requests.request(method,url,params=para,proxies= self.proxyConfig,auth=self.auth,verify=False)
if not response.status_code == 200:
return response,table
#print('xml downloaded is',response.content)
root1=ET.fromstring(response.content)
#print('downloaded data is',root1)
data=root1[0].findall(ns+self.topElement)
#print('data is',data[0])
dict={child.tag.split('}')[-1]:child.text for child in data[0]}
dict['ODKUUID']=id
#print('dictionary is',dict)
dict2= dict.copy()
for key,value in dict2.items():
if value is None:
grEle=data[0].findall(ns+key)
try:
for child in grEle[0]:
dict[child.tag.split('}')[-1]]=child.text
#print('found a group element')
except:
#print('error')
pass
mediaFiles=root1.findall(ns+'mediaFile')
if len(mediaFiles)>0:
for mediaFile in mediaFiles:
mediaDict={child.tag.replace(ns,''):child.text for child in mediaFile}
for key,value in six.iteritems(dict):
#print('value is',value)
if value==mediaDict['filename']:
murl= mediaDict['downloadUrl']
#print('Download url is',murl)
if murl.endswith('as_attachment=true'):
murl=murl[:-19]
dict[key]= murl
table.append(dict)
#self.getValue('lastID',lastReturnedURI)
#print ('table is:',table)
self.lastID=lastReturnedURI
return {'response':response, 'table':table,'lastID':lastReturnedURI}
except Exception as e:
print ('not able to fetch',e)
return {'response':response, 'table':table,'lastID':None}
class Kobo (Aggregate):
def __init__(self,parent,caller):
super(Kobo, self).__init__(parent,caller)
self.tag='Kobo'
def setParameters(self):
self.parameters =[
["id","Kobo"],
["url",'https://kobo.humanitarianresponse.info/'],
[self.tr("user"), ''],
[self.tr("password"), ''],
[self.tr("last Submission"),''],
[self.tr('sync time'),3600]
]
def prepareSendForm(self,layer):
self.updateFields(layer)
fieldDict,choicesList= self.getFieldsModel(layer)
print ('fieldDict',fieldDict)
payload={"uid":layer.name(),"name":layer.name(),"asset_type":"survey","content":json.dumps({"survey":fieldDict,"choices":choicesList})}
print("Payload= ",payload)
self.sendForm(layer.name(),payload)
def sendForm(self,xForm_id,payload):
# step1 - verify if form exists:
formList, response = self.getFormList()
form=''
if not response:
self.iface.messageBar().pushCritical(self.tag,self.tr(str('can not connect to server')))
return response
if xForm_id in formList:
form=xForm_id
xForm_id=formList[xForm_id]
message =''
if form:
message= 'Form Updated'
method = 'PATCH'
url = urljoin(self.getValue('url'),'api/v2/assets/'+xForm_id)
else:
message= 'Created new form'
method = 'POST'
url = urljoin(self.getValue('url'),'api/v2/assets/')
user=self.getValue(self.tr("user"))
password=self.getValue(self.tr("password"))
para = {"format":"json"}
headers = {'Content-Type': "application/json",'Accept': "application/json"}
headers.update(self.header)
print("header is"+str(headers))
#creates form:
response = requests.request(method,url,json=payload,headers=headers,params=para)
if response.status_code==200 or response.status_code==201:
print("got the asset list successfully")
responseJson=response.json()
else:
print(str(response.content))
self.iface.messageBar().pushCritical(self.tag,self.tr(str(response.status_code)))
return response
urlDeploy = urljoin(self.getValue('url'),"assets/"+responseJson['uid']+"/deployment/")
payload2 = json.dumps({"active": True})
#deploys form:
response2 = requests.post(urlDeploy,data=payload2, headers=headers, params=para)
## urlShare = self.getValue('url')+"permissions/"
## permissions={"content_object":self.getValue('url')+"/assets/"+responseJson['uid']+"/","permission": "view_submissions","deny": False,"inherited": False,"user": "https://kobo.humanitarianresponse.info/users/AnonymousUser/"}
urlShare = urljoin(self.getValue('url'),"api/v2/assets/"+responseJson['uid']+"/permission-assignments/")
permissions={"user":urljoin(self.getValue('url'),"api/v2/users/AnonymousUser/"),"permission":urljoin(self.getValue('url'),"api/v2/permissions/view_submissions/")}
#shares submissions publicly:
response3 = requests.post(urlShare, json=permissions,headers=headers)
print(self.tag,response3.text)
if response.status_code== 201 or response.status_code == 200:
self.iface.messageBar().pushSuccess(self.tag,
self.tr('Layer is online('+message+'), Collect data from App'))
elif response.status_code == 409:
self.iface.messageBar().pushWarning(self.tag,self.tr("Form exists and can not be updated"))
else:
self.iface.messageBar().pushCritical(self.tag,self.tr(str(response.status_code)))
if not response3:
self.iface.messageBar().pushWarning(self.tag,self.tr('Submissions not shared publicly'))
return response
def getFormList(self):
user=self.getValue(self.tr("user"))
password=self.getValue(self.tr("password"))
turl=self.getValue('url')
if turl:
tokenurl=urljoin(turl,'token')
url=urljoin(turl,"/api/v2/assets")
else:
self.iface.messageBar().pushWarning(self.tag,self.tr("Enter url in settings"))
return None,None
# print (url)
para={'format':'json'}
response=requests.get(tokenurl,proxies=getProxiesConf(),auth=(user,password),params=para)
try:
token=response.json()["token"]
except:
self.iface.messageBar().pushCritical(self.tag,self.tr("Invalid url username or password"))
return None,None
self.header={"Authorization": "Token " + token}
keyDict={}
questions=[]
try:
response= requests.get(url,proxies=getProxiesConf(),headers=self.header,params=para)
forms= response.json()
for form in forms['results']:
if form['asset_type']=='survey' and form['deployment__active']==True:
keyDict[form['name']]=form['uid']
# print('keyDict is',keyDict)
return keyDict,response
except:
self.iface.messageBar().pushCritical(self.tag,self.tr("Invalid url username or password"))
return None,None
def importData(self,layer,selectedForm,doImportData=True):
#from kobo branchQH
user=self.getValue(self.tr("user"))
password=self.getValue(self.tr("password"))
turl=self.getValue('url')
if turl:
url=urljoin(turl,'/api/v2/assets/'+selectedForm)
print("url under import data is "+url)
else:
self.iface.messageBar().pushWarning(self.tag,self.tr("Enter url in settings"))
para={'format':'xml'}
try:
response= requests.request('GET',url,proxies=getProxiesConf(),headers=self.header,verify=False,params=para)
except:
self.iface.messageBar().pushCritical(self.tag,self.tr("Invalid url,username or password"))
return
if response.status_code==200:
xml=response.content
#self.iface.messageBar().pushCritical(self.tag,self.tr(str(xml)))
# with open('importForm.xml','w') as importForm:
# importForm.write(response.content)
self.layer_name,self.version, self.geoField,self.fields= self.updateLayerXML(layer,xml)
layer.setName(self.layer_name)
self.user=user
self.password=password
print("calling collect data",self.tag)
self.collectData(layer,selectedForm,doImportData,self.layer_name,self.version,self.geoField)
else:
self.iface.messageBar().pushWarning(self.tag,self.tr("not able to connect to server"))
def updateLayerXML(self,layer,xml):
geoField=''
ns='{http:https://www.w3.org/2002/xforms}'
nsh='{http:https://www.w3.org/1999/xhtml}'
root= ET.fromstring(xml)
#key= root[0][1][0][0].attrib['id']
layer_name=root[0].find(nsh+'title').text
instance=root[0][1].find(ns+'instance')
fields={}
#topElement=root[0][1][0][0].tag.split('}')[1]
try:
version=instance[0].attrib['version']
except:
version='null'
# print('form name is '+ layer_name)
# print (root[0][1].findall(ns+'bind'))
for bind in root[0][1].findall(ns+'bind'):
attrib=bind.attrib
print (attrib)
fieldName= attrib['nodeset'].split('/')[-1]
try:
fieldType=attrib['type']
except:
continue
fields[fieldName]=fieldType
# print('attrib type is',attrib['type'])
qgstype,config = qtype(attrib['type'])
# print ('first attribute'+ fieldName)
inputs=root[1].findall('.//*[@ref]')
if fieldType[:3]!='geo':
#print('creating new field:'+ fieldName)
isHidden= True
if fieldName=='instanceID':
fieldName='ODKUUID'
fields[fieldName]=fieldType
isHidden= False
for input in inputs:
if fieldName == input.attrib['ref'].split('/')[-1]:
isHidden= False
break
if isHidden:
print('Reached Hidden')
config['type']='Hidden'
else:
geoField=fieldName
print('geometry field is =',fieldName)
continue
self.updateFields(layer,fieldName,qgstype,config)
return layer_name,version,geoField,fields
def getTable(self,task):
try:
print("get table started",self.tag)
#task.setProgress(10.0)
#requests.packages.urllib3.disable_warnings()
url=self.turl
#task.setProgress(30.0)
lastSub=""
if not self.isImportData:
lastSub=self.lastID
urlData=urljoin(url,'/api/v2/assets/'+self.xFormKey+"/data")
print('urldata is '+urlData)
table=[]
response=None
if not lastSub:
para={'format':'json'}
try:
response = requests.get(urlData,proxies=self.proxyConfig,auth=(self.user,self.password),params=para,verify=False)
except:
print("not able to connect to server",urlData)
return {'response':response, 'table':table}
print('requesting url is'+response.url)
else:
query_param={"_id": {"$gt":int(lastSub)}}
jsonquery=json.dumps(query_param)
print('query_param is'+jsonquery)
para={'query':jsonquery,'format':'json'}
try:
response = requests.get(urlData,proxies=self.proxyConfig,auth=(self.user,self.password),params=para,verify=False)
print('requesting url is'+response.url)
except:
print("not able to connect to server",urlData)
return {'response':response, 'table':table,'lastID':None}
#task.setProgress(50)
data=response.json()
print(data,"submissions")
#print(data,type(data))
subList=[]
print("no of submissions are",data['count'])
if data['count']==0:
return {'response':response, 'table':table}
for submission in data['results']:
submission['ODKUUID']=submission['meta/instanceID']
subID=submission['_id']
binar_url=""
#subTime_datetime=datetime.datetime.strptime(subTime,'%Y-%m-%dT%H:%M:%S')
subList.append(subID)
for key in list(submission):
print(key)
if key == self.geoField:
print (self.geoField)
continue
if key not in self.fields:
submission.pop(key)
else:
if self.fields[key]=="binary":
attachment=submission['_attachments'].pop()
binar_url=attachment['download_url']
if (binar_url.endswith("?format=json")):
binar_url=binar_url[:-len("?format=json")]
submission[key]=binar_url
table.append(submission)
#task.setProgress(90)
if len(subList)>0:
lastSubmission=max(subList)
return {'response':response, 'table':table,'lastID':lastSubmission}
except Exception as e:
print("exception occured in gettable",str(e))
return {'response':None, 'table':None,'lastID':None}
def getFieldsModel(self,currentLayer):
fieldsModel = []
choicesList = []
g_type= currentLayer.geometryType()
fieldDef={"type":"geopoint","required":True}
# fieldDef['Appearance']= 'maps'
if g_type==0:
fieldDef["label"]="Point Location"
elif g_type==1:
fieldDef["label"]="Draw Line"
fieldDef["type"]="geotrace"
else:
fieldDef["label"]="Draw Area"
fieldDef["type"]="geoshape"
fieldsModel.append(fieldDef)
i=0
j=0
for field in currentLayer.fields():
if field.name()=='ODKUUID':
i+=1
continue
widget =currentLayer.editorWidgetSetup(i)
fwidget = widget.type()
if (fwidget=='Hidden'):
i+=1
continue
fieldDef = {}
fieldDef["name"]=field.name()
fieldDef["label"] = field.alias() or field.name()
# fieldDef['hint'] = ''
fieldDef["type"] = QVariantToODKtype(field.type())
# fieldDef['bind'] = {}
# fieldDef['fieldWidget'] = currentFormConfig.widgetType(i)
fieldDef["fieldWidget"]=widget.type()
print("getFieldModel",fieldDef["fieldWidget"])
if fieldDef["fieldWidget"] in ("ValueMap","CheckBox","Photo","ExternalResource"):
if fieldDef["fieldWidget"] == "ValueMap":
fieldDef["type"]="select_one"
j+=1
listName="select"+str(j)
fieldDef["select_from_list_name"]=listName
valueMap=widget.config()["map"]
config={}
for value in valueMap:
for k,v in value.items():
config[v]=k
print('configuration is ',config)
for name,label in config.items():
choicesList.append({"name":name,"label":label,"list_name":listName})
# fieldDef["choices"] = choicesList
elif fieldDef["fieldWidget"] == 'Photo' or fieldDef["fieldWidget"] == 'ExternalResource' :
fieldDef["type"]="image"
print('got an image type field')
# fieldDef['choices'] = config
# else:
# fieldDef['choices'] = {}
# if fieldDef['name'] == 'ODKUUID':
# fieldDef["bind"] = {"readonly": "true()", "calculate": "concat('uuid:', uuid())"}
fieldDef.pop("fieldWidget")
fieldsModel.append(fieldDef)
i+=1
return fieldsModel,choicesList