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functions.py
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functions.py
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import functions_db
import functions_pingback
import settings
import io
from rdflib import Graph
import urllib.request, urllib.parse, urllib.error
import re
import uuid
from rules_proms.proms_basic_report_ruleset import PromsBasicReportValid
from rules_proms.proms_internal_report_ruleset import PromsInternalReportValid
from rules_proms.proms_external_report_ruleset import PromsExternalReportValid
from rules_proms.proms_reporting_system_ruleset import PromsReportingSystemValid
#
# ReportingSystems
#
def get_reportingsystems_dict():
""" Get all ReportingSystem details
"""
query = '''
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX proms: <http://promsns.org/def/proms#>
SELECT ?rs ?t
WHERE {
?rs a proms:ReportingSystem .
?rs rdfs:label ?t .
}
'''
reportingsystems = functions_db.db_query_secure(query)
reportingsystem_items = []
# Check if nothing is returned
if reportingsystems and 'results' in reportingsystems:
for reportingsystem in reportingsystems['results']['bindings']:
ret = {}
ret['rs'] = urllib.parse.quote(str(reportingsystem['rs']['value']))
ret['rs_u'] = str(reportingsystem['rs']['value'])
if reportingsystem.get('t'):
ret['t'] = str(reportingsystem['t']['value'])
reportingsystem_items.append(ret)
return reportingsystem_items
def get_reportingsystem_dict(reportingsystem_uri):
""" Get details for a ReportingSystem
"""
query = '''
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX proms: <http://promsns.org/def/proms#>
PREFIX vcard: <http://www.w3.org/2006/vcard/ns#>
SELECT ?t ?fn ?o ?em ?ph ?add ?v
WHERE {
<''' + reportingsystem_uri + '''> a proms:ReportingSystem .
<''' + reportingsystem_uri + '''> rdfs:label ?t .
OPTIONAL { <''' + reportingsystem_uri + '''> proms:owner ?o . }
OPTIONAL { <''' + reportingsystem_uri + '''> proms:validation ?v . }
OPTIONAL { ?o vcard:fn ?fn . }
OPTIONAL { ?o vcard:hasEmail ?em . }
OPTIONAL { ?o vcard:hasTelephone ?ph_1 . }
OPTIONAL { ?ph_1 vcard:hasValue ?ph . }
OPTIONAL { ?o vcard:hasAddress ?add_1 . }
OPTIONAL { ?add_1 vcard:locality ?add }
}
'''
reportingsystem_detail = functions_db.db_query_secure(query)
ret = {}
if reportingsystem_detail and 'results' in reportingsystem_detail:
if len(reportingsystem_detail['results']['bindings']) > 0:
ret['t'] = reportingsystem_detail['results']['bindings'][0]['t']['value']
if 'fn' in reportingsystem_detail['results']['bindings'][0]:
ret['fn'] = reportingsystem_detail['results']['bindings'][0]['fn']['value']
if 'o' in reportingsystem_detail['results']['bindings'][0]:
ret['o'] = reportingsystem_detail['results']['bindings'][0]['o']['value']
if 'em' in reportingsystem_detail['results']['bindings'][0]:
ret['em'] = reportingsystem_detail['results']['bindings'][0]['em']['value']
if 'ph' in reportingsystem_detail['results']['bindings'][0]:
ret['ph'] = reportingsystem_detail['results']['bindings'][0]['ph']['value']
if 'add' in reportingsystem_detail['results']['bindings'][0]:
ret['add'] = reportingsystem_detail['results']['bindings'][0]['add']['value']
if 'v' in reportingsystem_detail['results']['bindings'][0]:
ret['v'] = reportingsystem_detail['results']['bindings'][0]['v']['value']
ret['uri'] = reportingsystem_uri
svg_script = get_reportingsystem_details_svg(ret)
if svg_script[0] == True:
rs_script = svg_script[1]
rs_script += get_reportingsystem_reports_svg(reportingsystem_uri)
ret['rs_script'] = rs_script
return ret
def get_reports_for_rs_query(reportingsystem_uri):
""" Construct a query to get all Reports for the specified ReportingSystem
"""
query = '''
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX prov: <http://www.w3.org/ns/prov#>
PREFIX proms: <http://promsns.org/def/proms#>
SELECT *
WHERE {
GRAPH ?g {
{ ?r a proms:Report }
UNION
{ ?r a proms:BasicReport }
UNION
{ ?r a proms:ExternalReport }
UNION
{ ?r a proms:InternalReport }
?r proms:reportingSystem <''' + reportingsystem_uri + '''> .
?r rdfs:label ?t .
?r proms:nativeId ?job .
?r proms:endingActivity ?sat .
?sat prov:endedAtTime ?eat .
}
}
ORDER BY DESC(?eat)
'''
return query
#TODO: get ordering by Report --> Activity --> startedAtTime
def get_reports_for_rs(reportingsystem_uri):
""" Get all Reports for a ReportingSystem
"""
query = get_reports_for_rs_query(reportingsystem_uri)
return functions_db.db_query_secure(query)
def get_reportingsystem_details_svg(reportingsystem_dict):
""" Construct the SVG code for the ReportingSystem
"""
rLabel = reportingsystem_dict.get('t', 'Untitled')
script = '''
var rLabel = "''' + rLabel + '''";
var reportingSystem = addReportingSystem(35, 5, rLabel, "", "");
'''
return [True, script]
def get_reportingsystem_reports_svg(reportingsystem_uri):
""" Construct SVG code for all Reports contained in a ReportingSystem
"""
reports = get_reports_for_rs(reportingsystem_uri)
if reports and reports['results']['bindings']:
if len(reports['results']['bindings']) > 0:
r1uri_encoded = urllib.parse.quote(reports['results']['bindings'][0]['r']['value'])
r1title = reports['results']['bindings'][0]['t']['value']
r1jobId = reports['results']['bindings'][0]['job']['value']
y_top = 5
x_pos = 350
reports_script = '''
var reports = [];
var report0 = addReport(''' + str(x_pos) + ''', ''' + str(y_top) + ''', "''' + r1title + '''", "''' + settings.PROMS_INSTANCE_NAMESPACE_URI + "id/report/?uri=" + r1uri_encoded + '''", "''' + r1jobId + '''");
reports.push(report0);
'''
if len(reports['results']['bindings']) > 1:
reports = reports['results']['bindings'][1:]
y_gap = 15
report_height = 100
i = 1
for report in reports:
y_offset = y_top + (i*report_height) + (i*y_gap)
if i == 3:
query = get_reports_for_rs_query(reportingsystem_uri)
query_encoded = urllib.parse.quote(query)
reports_script += '''
var report = addReport(''' + str(x_pos) + ''', ''' + str(y_offset) + ''', "Multiple Reports, click to search", "''' + settings.PROMS_INSTANCE_NAMESPACE_URI + "function/sparql/?query=" + query_encoded + '''");
reports.push(report);
'''
break
uri = report['r']['value']
uri_encoded = urllib.parse.quote(uri);
title = report['t']['value']
jobId = report['job']['value']
reports_script += '''
var report = addReport(''' + str(x_pos) + ''', ''' + str(y_offset) + ''', "''' + title + '''", "''' + settings.PROMS_INSTANCE_NAMESPACE_URI + "id/report/?uri=" + uri_encoded + '''", "''' + jobId + '''");
reports.push(report);
'''
i += 1
reports_script += '''
addConnectedLinks(reportingSystem, reports, "proms:reportingSystem");
'''
else:
#no reports
reports_script = ''
else:
#we have a fault
reports_script = '''
var reportUsedFaultText = addReport(550, 200, "There is a fault with retrieving Reports that may have used this ReportingSystem", "");
'''
return reports_script
def put_reportingsystem(reportingsystem_in_turtle):
""" Add a ReportingSystem to PROMS
"""
# Replace the document's placeholder URI with one generated by this PROMS instance
reportingsystem_in_turtle = replace_placeholder_uuids(reportingsystem_in_turtle)
# Try to make a graph of the input text
g = Graph()
try:
g.parse(io.StringIO(reportingsystem_in_turtle), format="n3")
except Exception as e:
return [False, ['Could not parse input: ' + str(e)]]
# Validation
conf_results = PromsReportingSystemValid(g).get_result()
fail_reasons = []
for ruleset in conf_results:
if not ruleset['passed']:
for rule_result in ruleset['rule_results']:
if not rule_result['passed']:
for reason in rule_result['fail_reasons']:
fail_reasons.append(reason)
if len(fail_reasons) == 0:
result = functions_db.db_insert_secure(reportingsystem_in_turtle, True)
if result[0]:
return [True, 'OK']
else:
return [False, 'Error writing report to triplestore, because of %s'%(str(result))]
else:
return [False, fail_reasons]
#
# Reports
#
def get_reports_dict():
""" Get details of all Reports
"""
query = '''
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX proms: <http://promsns.org/def/proms#>
SELECT DISTINCT ?r ?t
WHERE {
GRAPH ?g {
{ ?r a proms:BasicReport . }
UNION
{ ?r a proms:ExternalReport . }
UNION
{ ?r a proms:InternalReport . }
?r rdfs:label ?t
}
}
ORDER BY ?r
'''
reports = functions_db.db_query_secure(query)
report_items = []
# Check if nothing is returned
if reports and 'results' in reports:
for report in reports['results']['bindings']:
ret = {}
ret['r'] = urllib.parse.quote(str(report['r']['value']))
ret['r_u'] = str(report['r']['value'])
if report.get('t'):
ret['t'] = str(report['t']['value'])
report_items.append(ret)
return report_items
def get_report(report_uri):
""" Get details for a a Report (JSON)
"""
query = '''
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX proms: <http://promsns.org/def/proms#>
PREFIX prov: <http://www.w3.org/ns/prov#>
SELECT ?rt ?l ?id ?rs ?rs_t ?sac ?sac_t ?sat ?eac ?eac_t ?eat
WHERE {
GRAPH ?g {
<''' + report_uri + '''> a ?rt .
<''' + report_uri + '''> rdfs:label ?l .
<''' + report_uri + '''> proms:nativeId ?id .
OPTIONAL { <''' + report_uri + '''> proms:reportingSystem ?rs } .
OPTIONAL { <''' + report_uri + '''> proms:startingActivity ?sac .
?sac prov:startedAtTime ?sat .
?sac rdfs:label ?sac_t
} .
OPTIONAL { <''' + report_uri + '''> proms:endingActivity ?eac .
?eac prov:endedAtTime ?eat .
?eac rdfs:label ?eac_t .
} .
}
OPTIONAL { ?rs rdfs:label ?rs_t }
}
'''
return functions_db.db_query_secure(query)
def get_report_dict(report_uri):
""" Get details for a Report (dict)
"""
report_detail = get_report(report_uri)
ret = {}
# Check this
if report_detail and 'results' in report_detail:
if len(report_detail['results']['bindings']) > 0:
index = 0;
if len(report_detail['results']['bindings']) > 1:
index = 1;
ret['l'] = report_detail['results']['bindings'][index]['l']['value']
ret['t'] = report_detail['results']['bindings'][index]['rt']['value']
if 'Basic' in ret['t']:
ret['t_str'] = 'Basic'
elif 'Internal' in ret['t']:
ret['t_str'] = 'Internal'
elif 'External' in ret['t']:
ret['t_str'] = 'External'
else:
ret['t_str'] = 'Unknown Report Type'
ret['id'] = report_detail['results']['bindings'][index]['id']['value']
if('rs' in report_detail['results']['bindings'][0]):
ret['rs'] = urllib.parse.quote(report_detail['results']['bindings'][index]['rs']['value'])
ret['rs_u'] = report_detail['results']['bindings'][index]['rs']['value']
if('rs_t' in report_detail['results']['bindings'][0]):
ret['rs_t'] = report_detail['results']['bindings'][index]['rs_t']['value']
if('sac' in report_detail['results']['bindings'][0]):
ret['sac'] = report_detail['results']['bindings'][index]['sac']['value']
if('sat' in report_detail['results']['bindings'][0]):
ret['sat'] = report_detail['results']['bindings'][index]['sat']['value']
if('sac_t' in report_detail['results']['bindings'][0]):
ret['sac_t'] = report_detail['results']['bindings'][index]['sac_t']['value']
if('eac' in report_detail['results']['bindings'][0]):
ret['eac'] = report_detail['results']['bindings'][index]['eac']['value']
if('eat' in report_detail['results']['bindings'][0]):
ret['eat'] = report_detail['results']['bindings'][index]['eat']['value']
if('eac_t' in report_detail['results']['bindings'][0]):
ret['eac_t'] = report_detail['results']['bindings'][index]['eac_t']['value']
ret['uri'] = report_uri
ret['uri_html'] = urllib.parse.quote(report_uri)
svg_script = get_report_details_svg(ret)
if svg_script[0] == True:
ret['r_script'] = svg_script[1]
return ret
def get_report_rdf(report_uri):
""" Get Report details as RDF
"""
query = '''
DESCRIBE * WHERE { GRAPH <''' + report_uri + '''> { ?s ?p ?o } }
'''
return functions_db.db_query_secure_turtle(query)
def get_report_details_svg(report_dict):
""" Construct the SVG code for a Report
"""
rLabel = report_dict.get('l', 'uri')
script = '''
var rLabel = "''' + rLabel + '''";
var report = addReport(350, 200, rLabel, "");
'''
if report_dict.get('rs'):
rsLabel = report_dict.get('rs_t', 'uri')
rsUri = report_dict.get('rs', '')
if rsUri != '':
rsUri = settings.PROMS_INSTANCE_NAMESPACE_URI + "id/reportingsystem/?uri=" + rsUri
script += '''
var rsLabel = "''' + rsLabel + '''";
var rsUri = "''' + rsUri + '''";
var repSystem = addReportingSystem(350, 20, rsLabel, rsUri);
addLink(report, repSystem, "proms:reportingSystem", RIGHT);
'''
if report_dict.get('sac'):
sac_uri = report_dict.get('sac')
sac_uri_encoded = urllib.parse.quote(sac_uri)
sac_label = report_dict.get('sac_t', 'uri')
script += '''
var sacUri = "''' + settings.PROMS_INSTANCE_NAMESPACE_URI + "id/activity/?uri=" + sac_uri_encoded + '''";
var sacLabel = "''' + sac_label + '''";
'''
eac_uri = ''
if report_dict.get('eac'):
eac_uri = report_dict.get('eac')
eac_uri_encoded = urllib.parse.quote(eac_uri)
eac_label = report_dict.get('eac_t', 'uri')
if sac_uri == eac_uri or eac_uri=='':
script += '''
var activity = addActivity(50, 200, sacLabel, sacUri);
addLink(report, activity, "proms:startingActivity", TOP);
'''
elif eac_uri != '':
script += '''
var eacUri = "''' + settings.PROMS_INSTANCE_NAMESPACE_URI + "id/activity/?uri=" + eac_uri_encoded + '''";
var eacLabel = "''' + eac_label + '''";
var sacActivity = addActivity(50, 120, sacLabel, sacUri);
addLink(report, sacActivity, "proms:startingActivity", TOP);
var eacActivity = addActivity(50, 280, eacLabel, eacUri);
addLink(report, eacActivity, "proms:endingActivity", BOTTOM);
'''
return [True, script]
def register_pingback(data):
""" Register a pingback that has been sent to the system
"""
g = Graph()
try:
g.parse(io.StringIO(data), format="n3")
except Exception as e:
return [False, 'Could not parse pingback: ' + str(e)]
query = '''
PREFIX prov: <http://www.w3.org/ns/prov#>
PREFIX dpn-proms: <http://promsns.org/def/dpn-proms#>
SELECT ?s ?uri WHERE {
?s a prov:Entity .
?p dpn-proms:provenanceQueryUri ?uri
}
'''
query_result = g.query(query)
for row in query_result:
if len(row) == 2:
query = '''
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix prov: <http://www.w3.org/ns/prov#> .
@prefix proms: <http://promsns.org/def/proms#> .
@prefix : <''' + settings.DPN_BASE_URI + '''#> .
:x a proms:LinkingActivity ;
prov:used <''' + row[0] + '''> ;
proms:provenaceQueryUri <''' + row[1] + '''>^^xsd:anyUri .
'''
db_result = functions_db.db_insert_secure(query, True)
if not db_result[0]:
return [False, 'Problem storing received pingback: ' + db_result[1]]
return [True]
def send_pingback(report_graph):
""" Send all pingbacks for the provided Report
"""
# Pingback strategy preferences
if settings.PINGBACK_CONFIG and 'pingback_strategies' in settings.PINGBACK_CONFIG:
strategies = settings.PINGBACK_CONFIG['pingback_strategies']
for strategy in strategies:
strategy_method = getattr(functions_pingback, strategy)
strategy_successful = strategy_method(report_graph)
if strategy_successful:
break
def put_report(report_in_turtle):
""" Add a Report to PROMS
"""
#replace the document's placeholder URI with one generated by this PROMS instance
report_in_turtle = replace_placeholder_uuids(report_in_turtle)
#try to make a graph of the input text
g = Graph()
try:
g.parse(io.StringIO(report_in_turtle), format="n3")
except Exception as e:
return [False, ['Could not parse input: ' + str(e)]]
# Report validation (Basic, Internal and External)
report_type = ''
reporting_system = ''
query = '''
PREFIX proms: <http://promsns.org/def/proms#>
SELECT DISTINCT ?type ?rs WHERE {
?r a ?type .
OPTIONAL { ?r proms:reportingSystem ?rs } .
FILTER (?type = proms:BasicReport || ?type = proms:InternalReport || ?type = proms:ExternalReport)
}
'''
result = g.query(query)
if len(result) == 1:
for row in result:
if len(row) > 0:
report_type = row[0]
if len(row) == 2:
reporting_system = row[1]
break
if 'BasicReport' in report_type:
pr = PromsBasicReportValid(g)
elif 'InternalReport' in report_type:
pr = PromsInternalReportValid(g)
elif 'ExternalReport' in report_type:
pr = PromsExternalReportValid(g)
else:
return [False, 'Unknown Report type (expecting "BasicReport", "InternalReport" or "ExternalReport")']
conf_results = pr.get_result()
fail_reasons = []
for ruleset in conf_results:
if not ruleset['passed']:
for rule_result in ruleset['rule_results']:
if not rule_result['passed']:
for reason in rule_result['fail_reasons']:
fail_reasons.append(reason)
# Additional validation (if any, as defined in ReportingSystem)
if reporting_system != '':
rs_dict = get_reportingsystem_dict(reporting_system)
if 'v' in rs_dict:
validation_name = rs_dict['v']
validation_module = __import__('rules_proms.' + validation_name)
validation_module = getattr(validation_module, validation_name)
validation_method = getattr(validation_module, validation_name)
pr = validation_method(g)
conf_results = pr.get_result()
for ruleset in conf_results:
if not ruleset['passed']:
for rule_result in ruleset['rule_results']:
if not rule_result['passed']:
for reason in rule_result['fail_reasons']:
fail_reasons.append(reason)
if len(fail_reasons) == 0:
#Get Report URI
query = '''
PREFIX proms: <http://promsns.org/def/proms#>
SELECT ?r ?job
WHERE {
{?r a proms:Report}
UNION
{?r a proms:BasicReport}
UNION
{?r a proms:ExternalReport}
UNION
{?r a proms:InternalReport}
?r proms:nativeId ?job .
}
'''
r_uri = ''
graph_name = ''
result = g.query(query)
for row in result:
r_uri = row[0]
break
if r_uri:
graph_name = '<' + r_uri + '>'
result = functions_db.db_insert_secure_named_graph(report_in_turtle, graph_name, True)
#send_pingback(g)
if result[0]:
return [True, 'OK']
else:
return [False, result[1]]
else:
return [False, fail_reasons]
#
# Entities
#
def get_entities_dict():
""" Get details for all Entities
"""
query = '''
PREFIX prov: <http://www.w3.org/ns/prov#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX proms: <http://promsns.org/def/proms#>
SELECT DISTINCT ?e ?l
WHERE {
GRAPH ?g {
{ ?e a prov:Entity . }
UNION
{ ?e a prov:Plan . }
UNION
{ ?e a proms:ServiceEntity . }
OPTIONAL { ?e rdfs:label ?l . }
}
}
ORDER BY ?e
'''
entities = functions_db.db_query_secure(query)
entity_items = []
# Check if nothing is returned
if entities and 'results' in entities:
for entity in entities['results']['bindings']:
ret = {}
ret['e'] = urllib.parse.quote(str(entity['e']['value']))
ret['e_u'] = str(entity['e']['value'])
if entity.get('l'):
ret['l'] = str(entity['l']['value'])
entity_items.append(ret)
return entity_items
def get_entity(entity_uri):
""" Get details for an Entity (JSON)
"""
#TODO: landing page with view options:
# wasDerivedFrom, wasGeneratedBy, inv. used, hadPrimarySource, wasAttributedTo, value
#get the report metadata from DB
query = '''
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX dc: <http://purl.org/dc/elements/1.1/>
PREFIX dcat: <http://www.w3.org/ns/dcat#>
PREFIX prov: <http://www.w3.org/ns/prov#>
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
SELECT DISTINCT ?l ?c ?dl ?t ?v ?wat ?wat_name
WHERE {
GRAPH ?g {
{ <''' + entity_uri + '''> a prov:Entity . }
UNION
{ <''' + entity_uri + '''> a prov:Plan . }
OPTIONAL { <''' + entity_uri + '''> rdfs:label ?l . }
OPTIONAL { <''' + entity_uri + '''> dc:created ?c . }
OPTIONAL { <''' + entity_uri + '''> dcat:downloadURL ?dl . }
OPTIONAL { <''' + entity_uri + '''> rdfs:label ?t . }
OPTIONAL { <''' + entity_uri + '''> prov:value ?v . }
OPTIONAL { <''' + entity_uri + '''> prov:wasAttributedTo ?wat . }
OPTIONAL { ?wat foaf:name ?wat_name . }
}
}
'''
return functions_db.db_query_secure(query)
def get_entity_dict(entity_uri):
""" Get details for an Entity (dict)
"""
entity_detail = get_entity(entity_uri)
ret = {}
if entity_detail and 'results' in entity_detail:
if len(entity_detail['results']['bindings']) > 0:
ret['uri'] = entity_uri
ret['uri_html'] = urllib.parse.quote(entity_uri)
if('l' in entity_detail['results']['bindings'][0]):
ret['l'] = entity_detail['results']['bindings'][0]['l']['value']
if('c' in entity_detail['results']['bindings'][0]):
ret['c'] = entity_detail['results']['bindings'][0]['c']['value']
if('dl' in entity_detail['results']['bindings'][0]):
ret['dl'] = entity_detail['results']['bindings'][0]['dl']['value']
if('t' in entity_detail['results']['bindings'][0]):
ret['t'] = entity_detail['results']['bindings'][0]['t']['value']
if('v' in entity_detail['results']['bindings'][0]):
ret['v'] = entity_detail['results']['bindings'][0]['v']['value']
if('wat' in entity_detail['results']['bindings'][0]):
ret['wat'] = entity_detail['results']['bindings'][0]['wat']['value']
if('wat_name' in entity_detail['results']['bindings'][0]):
ret['wat_name'] = entity_detail['results']['bindings'][0]['wat_name']['value']
svg_script = get_entity_details_svg(ret)
if svg_script[0] == True:
e_script = svg_script[1]
e_script += get_entity_activity_wgb_svg(entity_uri)
e_script += get_entity_activity_used_svg(entity_uri)
e_script += get_entity_entity_wdf_svg(entity_uri)
ret['e_script'] = e_script
return ret
def get_entity_rdf(entity_uri):
""" Get details for an Entity as RDF
"""
query = '''
DESCRIBE <'''+ entity_uri + '''>
'''
return functions_db.db_query_secure_turtle(query)
def get_entity_details_svg(entity_dict):
""" Construct the SVG code for an Entity
"""
# Draw Entity
eLabel = entity_dict.get('l', 'uri')
script = '''
var eLabel = "''' + eLabel + '''";
var entity = addEntity(380, 255, eLabel, "");
'''
# Draw value if it has one
if(entity_dict.get('v')):
script += '''
var value = addValue(305, 400, "''' + entity_dict.get('v') + '''");
addLink(entity, value, "prov:value", RIGHT);
'''
# Draw Agent (if one exists)
if entity_dict.get('wat'):
agent_uri = entity_dict.get('wat')
agent_uri_encoded = urllib.parse.quote(agent_uri)
agent_name = entity_dict.get('wat_name', '')
if agent_name == '':
agent_name = agent_uri.split('#')
if len(agent_name) < 2:
agent_name = agent_uri.split('/')
agent_name = agent_name[-1]
script += '''
var agentLabel = "''' + agent_name + '''";
var agentUri = "''' + settings.PROMS_INSTANCE_NAMESPACE_URI + "id/agent/?uri=" + agent_uri_encoded + '''";
var agent = addAgent(305, 5, agentLabel, agentUri);
addLink(entity, agent, "prov:wasAttributedTo", RIGHT);
'''
return [True, script]
def get_entity_activity_wgb_svg(entity_uri):
""" Get all prov:wasGeneratedBy Activities for an Entity
"""
script = ''
query = '''
PREFIX prov: <http://www.w3.org/ns/prov#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
SELECT ?a ?t
WHERE {
GRAPH ?g {
?a prov:generated <''' + entity_uri + '''> .
?a rdfs:label ?t .
}
}
'''
entity_results = functions_db.db_query_secure(query)
if entity_results and 'results' in entity_results:
wgb = entity_results['results']['bindings']
if len(wgb) == 1:
if wgb[0].get('t'):
title = wgb[0]['t']['value']
else:
title = 'uri'
uri_encoded = urllib.parse.quote(wgb[0]['a']['value'])
script += '''
var aLabel = "''' + title + '''";
var aUri = "''' + settings.PROMS_INSTANCE_NAMESPACE_URI + "id/activity/?uri=" + uri_encoded + '''";
var activityWGB = addActivity(5, 205, aLabel, aUri);
addLink(entity, activityWGB, "prov:wasGeneratedBy", TOP);
'''
else:
pass
return script
def get_entity_activity_used_svg(entity_uri):
""" Construct SVG code for the prov:used Activities of an Entity
"""
script = ''
query = '''
PREFIX prov: <http://www.w3.org/ns/prov#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
SELECT ?a ?t
WHERE {
GRAPH ?g {
?a prov:used <''' + entity_uri + '''> .
?a rdfs:label ?t .
}
}
'''
entity_result = functions_db.db_query_secure(query)
if entity_result and 'results' in entity_result:
used = entity_result['results']['bindings']
if len(used) == 1:
if used[0].get('t'):
title = used[0]['t']['value']
else:
title = 'uri'
uri_encoded = urllib.parse.quote(used[0]['a']['value'])
script = '''
var aLabel = "''' + title + '''";
var aUri = "''' + settings.PROMS_INSTANCE_NAMESPACE_URI + "id/activity/?uri=" + uri_encoded + '''";
var activityUsed = addActivity(555, 205, aLabel, aUri);
addLink(activityUsed, entity, "prov:used", TOP);
'''
# TODO: Test, no current Entities have multiple prov:used Activities
elif len(used) > 1:
# TODO: Check query
query_encoded = urllib.parse.quote(query)
script += '''
activityUsed1 = addActivity(555, 215, "", "");
activityUsed2 = addActivity(550, 210, "", "");
activityUsedN = addActivity(545, 205, "Multiple Activities, click to search", "''' + settings.PROMS_INSTANCE_NAMESPACE_URI + "function/sparql/?query=" + query_encoded + '''");
addLink(activityUsedN, entity, "prov:used", TOP);
'''
else:
#do nothing as no Activities found
pass
else:
#we have a fault
script += '''
var activityFault = addActivity(550, 205, "There is a fault with retrieving Activities that may have used this Entity", "");
'''
return script
#TODO: Untested
def get_entity_entity_wdf_svg(entity_uri):
""" Get the prov:wasDerivedFrom Entities of an Entity
"""
# XXX Could add the extra WDF to the original Entity query and not have to
# re-query
script = ''
query = '''
PREFIX prov: <http://www.w3.org/ns/prov#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
SELECT DISTINCT ?e ?t
WHERE {
GRAPH ?g {
{ <''' + entity_uri + '''> a prov:Entity . }
UNION
{ <''' + entity_uri + '''> a prov:Plan . }
<''' + entity_uri + '''> prov:wasDerivedFrom ?e .
?e rdfs:label ?t .
}
}
'''
entity_results = functions_db.db_query_secure(query)
if entity_results and 'results' in entity_results:
wdf = entity_results['results']['bindings']
if len(wdf) == 1:
if wdf[0].get('t'):
title = wdf[0]['t']['value']
else:
title = 'uri'
uri_encoded = urllib.parse.quote(wdf[0]['e']['value'])
script += '''
var entityWDF = addEntity(355, 440, "''' + title + '''", "''' + settings.PROMS_INSTANCE_NAMESPACE_URI + "/id/entity/?uri=" + uri_encoded + '''");
drawLink(entityWDF, entity, "prov:wasDerivedFrom", TOP);
'''
elif len(wdf) > 1:
#TODO: Check query
query_encoded = urllib.parse.quote(query)
script += '''
var entityWDF1 = addEntity(355, 440, "", "");
var entityWDF2 = addEntity(350, 435, "", "");
var entityWDFN = addEntity(345, 430, "Multiple Entities, click here to search", "''' + settings.PROMS_INSTANCE_NAMESPACE_URI + "function/sparql/?query=" + query_encoded + '''");
drawLink(entityWDFN, entity, "prov:wasDerivedFrom", TOP);
'''
else:
#do nothing as no Activities found
pass
else:
#we have a fault
script += '''
var entityFaultText = addEntity(350, 440, "There is a fault with retrieving Activities that may have used this Entity", "");
'''
return script
#
# Activities
#
def get_activities_dict():
""" Get details of all Activities
"""
query = '''
PREFIX prov: <http://www.w3.org/ns/prov#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
SELECT DISTINCT ?a ?l
WHERE {
GRAPH ?g {
?a a prov:Activity .
?a rdfs:label ?l
}
}
ORDER BY ?a
'''
activities = functions_db.db_query_secure(query)
activity_items = []
if activities and 'results' in activities:
for activity in activities['results']['bindings']:
ret = {}
ret['a'] = urllib.parse.quote(str(activity['a']['value']))
ret['a_u'] = str(activity['a']['value'])
if activity.get('l'):
ret['l'] = str(activity['l']['value'])
activity_items.append(ret)
return activity_items
def get_activity(activity_uri):
""" Get the details of an Activity (JSON)
"""
query = '''
PREFIX prov: <http://www.w3.org/ns/prov#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
PREFIX proms: <http://promsns.org/def/proms#>
SELECT DISTINCT ?l ?t ?sat ?eat ?waw ?r ?rt
WHERE {
GRAPH ?g {
<''' + activity_uri + '''> a prov:Activity .
<''' + activity_uri + '''> rdfs:label ?l .
{ ?r proms:startingActivity <''' + activity_uri + '''> . }
UNION
{ ?r proms:endingActivity <''' + activity_uri + '''> . }
OPTIONAL { ?r rdfs:label ?rt . }
OPTIONAL { <''' + activity_uri + '''> rdfs:label ?t . }
OPTIONAL { <''' + activity_uri + '''> prov:startedAtTime ?sat . }
OPTIONAL { <''' + activity_uri + '''> prov:endedAtTime ?eat . }
OPTIONAL { <''' + activity_uri + '''> prov:wasAssociatedWith ?waw . }
OPTIONAL { ?waw foaf:name ?waw_name . }
}
}
'''
return functions_db.db_query_secure(query)
def get_activity_dict(activity_uri):
""" Get the details of an Activity (dict)
"""
activity_detail = get_activity(activity_uri)
ret = {}
if activity_detail and 'results' in activity_detail:
if len(activity_detail['results']['bindings']) > 0:
ret['uri'] = activity_uri
ret['uri_html'] = urllib.parse.quote(activity_uri)
ret['l'] = activity_detail['results']['bindings'][0]['l']['value']
if 't' in activity_detail['results']['bindings'][0]:
ret['t'] = activity_detail['results']['bindings'][0]['t']['value']
if 'sat' in activity_detail['results']['bindings'][0]:
ret['sat'] = activity_detail['results']['bindings'][0]['sat']['value']
if 'eat' in activity_detail['results']['bindings'][0]:
ret['eat'] = activity_detail['results']['bindings'][0]['eat']['value']
if 'waw' in activity_detail['results']['bindings'][0]:
ret['waw'] = activity_detail['results']['bindings'][0]['waw']['value']
if 'waw_name' in activity_detail['results']['bindings'][0]:
ret['waw_name'] = activity_detail['results']['bindings'][0]['waw_name']['value']
if 'r' in activity_detail['results']['bindings'][0]:
ret['r'] = urllib.parse.quote(activity_detail['results']['bindings'][0]['r']['value'])
ret['r_u'] = activity_detail['results']['bindings'][0]['r']['value']
if 'rt' in activity_detail['results']['bindings'][0]:
ret['rt'] = activity_detail['results']['bindings'][0]['rt']['value']
svg_script = get_activity_details_svg(ret)
if svg_script[0] == True:
a_script = svg_script[1]
a_script += get_activity_used_entities_svg(activity_uri)
a_script += get_activity_generated_entities_svg(activity_uri)
a_script += get_activity_was_informed_by(activity_uri)
ret['a_script'] = a_script
return ret
def get_activity_rdf(activity_uri):
""" Get the details of an Activity as RDF
"""
query = '''
DESCRIBE <''' + activity_uri + '''>
'''
return functions_db.db_query_secure_turtle(query)
def get_activity_details_svg(activity_dict):
""" Construct the SVG code for an Activity
"""
aLabel = activity_dict.get('l', 'uri')
script = '''
var aLabel = "''' + aLabel + '''";
var activity = addActivity(275, 200, aLabel, "");
'''
# print its Agent, if it has one
if activity_dict.get('waw'):
agent_uri = activity_dict.get('waw', '')
agent_uri_encoded = urllib.parse.quote(agent_uri)
if activity_dict.get('waw_name'):
agent_name = activity_dict.get('waw_name')
else:
agent_name = agent_uri.split('#')
if len(agent_name) < 2:
agent_name = agent_uri.split('/')
agent_name = agent_name[-1]
script += '''
var agentName = "''' + agent_name + '''";
var agentUri = "''' + settings.PROMS_INSTANCE_NAMESPACE_URI + "id/agent/?uri=" + agent_uri_encoded + '''";
var agent = addAgent(275, 5, agentName, agentUri);
addLink(activity, agent, "prov:wasAssociatedWith", RIGHT);
'''
return [True, script]
def get_activity_used_entities_svg(activity_uri):
""" Construct the SVG code for the prov:used Entities of an Activity
"""
script = ''
query = '''
PREFIX prov: <http://www.w3.org/ns/prov#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
SELECT *
WHERE {
GRAPH ?g {
<''' + activity_uri + '''> prov:used ?u .
OPTIONAL {?u rdfs:label ?t .}
}
}
'''
activity_results = functions_db.db_query_secure(query)
if activity_results and 'results' in activity_results:
used = activity_results['results']
if len(used['bindings']) > 0:
if used['bindings'][0].get('t'):
title = used['bindings'][0]['t']['value']
else:
title = 'uri'
uri_encoded = urllib.parse.quote(used['bindings'][0]['u']['value'])
script += '''
var entityUsed1 = addEntity(105, 250, "''' + title + '''", "''' + settings.PROMS_INSTANCE_NAMESPACE_URI + "id/entity/?uri=" + uri_encoded + '''");
addLink(activity, entityUsed1, "prov:used", TOP);
'''
# TODO: Loop this if 1-3 Entities
if len(used['bindings']) > 1:
if used['bindings'][1].get('t'):
title = used['bindings'][1]['t']['value']
else:
title = 'uri'
uri_encoded = urllib.parse.quote(used['bindings'][1]['u']['value'])