def addStakeholders(self):
self.connect(self.stakeholderProtocol, SIGNAL("created( bool, int, QString"), self.addStakeholdersFinished)
# Dummy stakeholder
s = Stakeholder()
tag = Tag(key="Name", value="Adrian Weber Investment")
tagGroup = TagGroup()
tagGroup.setMainTag(tag)
tagGroup.addTag(tag)
tagGroup.addTag(Tag(key="Country", value="Swaziland"))
s.addTagGroup(tagGroup)
msg, rawBody = self.stakeholderProtocol.add(s)
self.log(msg)
self.log(rawBody)
def parseStakeholdersResponse(self, jsonBody):
stakeholders = []
data = json.loads(str(jsonBody))
for stakeholder in data['data']:
s = Stakeholder(id=stakeholder['id'], version=stakeholder['version'])
for taggroup in stakeholder['taggroups']:
tg = TagGroup(id=taggroup['id'])
mainTag = taggroup['main_tag']
tg.setMainTag(Tag(id=mainTag['id'], key=mainTag['key'], value=mainTag['value']))
for tag in taggroup['tags']:
t = Tag(id=tag['id'], key=tag['key'], value=tag['value'])
tg.addTag(t)
s.addTagGroup(tg)
stakeholders.append(s)
return stakeholders
def addStakeholdersFromLayer(self):
"""
Import all stakeholders from the active layer to the Land Observatory
platform.
It is not (yet) tested if a stakeholder already exists or not.
"""
# Connect to the protocol to get noticed as soon as the stakeholder has
# been created
self.connect(self.stakeholderProtocol, SIGNAL("created( bool, int, QString"), self.addStakeholdersFinished)
# Get the dict maps the attribute names from the landmatrix input Shapefile to the
# fields defined in the global definition yaml
identifierColumn, transformMap, groups = self.getTagGroupsConfiguration("landmatrix.stakeholder.ini")
# Get the active layer and its data provider
layer = self.iface.activeLayer()
provider = layer.dataProvider()
# The current feature
feature = QgsFeature()
# List of attribute indexes to select
attributeIndexes = []
# Dict that maps the field index to the fields defined in the global YAML
fieldIndexMap = {}
for (i, field) in provider.fields().iteritems():
if str(field.name()) in transformMap:
attributeIndexes.append(i)
fieldIndexMap[i] = transformMap[str(field.name())]
# Start data retreival: fetch geometry and necessary attributes for each feature
provider.select(attributeIndexes)
stakeholders = []
# retreive every feature with its geometry and attributes
while provider.nextFeature(feature):
tagGroups = list(TagGroup() for i in range(len(groups)))
# fetch map of attributes
attrs = feature.attributeMap()
# attrs is a dictionary: key = field index, value = QgsFeatureAttribute
# show all attributes and their values
for (k, attr) in attrs.iteritems():
self.log("%s: %s" % (fieldIndexMap[k], attr.toString()))
# First search the correct taggroup to append
attributeName = provider.fields()[k].name()
currentTagGroup = 0
for g in groups:
if attributeName in g:
break
else:
currentTagGroup += 1
if attr is not None and attr.toString() != '':
tag = Tag(key=fieldIndexMap[k], value=attr.toString())
tagGroups[currentTagGroup].addTag(tag)
if tagGroups[currentTagGroup].mainTag() is None:
tagGroups[currentTagGroup].setMainTag(tag)
s = Stakeholder()
for tg in tagGroups:
if len(tg.tags) > 0:
s.addTagGroup(tg)
stakeholders.append(s)
msg, rawBody = self.stakeholderProtocol.add(stakeholders)
self.log(msg)
self.log(rawBody)
# Disconnect the signal
self.disconnect(self.stakeholderProtocol, SIGNAL("created( bool, int, QString"), self.addStakeholdersFinished)