3 files changed, 24 insertions, 1 deletions
diff --git a/bh20simplewebuploader/main.py b/bh20simplewebuploader/main.py
index 9823e11..d6e5249 100644
--- a/bh20simplewebuploader/main.py
+++ b/bh20simplewebuploader/main.py
@@ -1387,3 +1387,22 @@ PREFIX wiki: <http://www.wikidata.org/prop/direct/>"""
                [{'continent_label': x['continent_label']['value'],
                 'specimen_source_label': x['specimen_source_label']['value'],
                 'seqCount': x['seqCount']['value']} for x in result])
+
+
+@app.route('/api/demoGetSampleSchema', methods=['GET'])
+def demoGetSampleSchema():
+    prefix = """PREFIX bh:<http://biohackathon.org/bh20-seq-schema#MainSchema/>
+PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>"""
+    query="""Select distinct ?key ?key_label WHERE {
+    ?seq bh:sample [?key ?value ] .
+    ?key rdfs:label ?key_label
+}
+"""
+
+    description = "Show the sample meta data schema. Displays the keys as well as their labels. By simple replacing bh:sample e.g. bh:technology the user could retrieve other parts of the meta data schema"
+    payload = {'query': prefix + query, 'format': 'json'}
+    r = requests.get(sparqlURL, params=payload)
+    result = r.json()['results']['bindings']
+    return jsonify([{'description': description}, {'prefix': prefix}, {'query': query}],
+                   [{'key': x['key']['value'],
+                     'key_label': x['key_label']['value']} for x in result])
diff --git a/bh20simplewebuploader/static/main.js b/bh20simplewebuploader/static/main.js
index 8baf635..d061f8e 100644
--- a/bh20simplewebuploader/static/main.js
+++ b/bh20simplewebuploader/static/main.js
@@ -254,6 +254,10 @@ let demoGetContinentSpecimentSeqCount = () => {
     demofetchHTMLTable("/api/demoGetContinentSpecimentSeqCount")
 }
 
+let demoGetSampleSchema= () => {
+    demofetchHTMLTable("/api/demoGetSampleSchema")
+}
+
 ////****** SPARQL playground functions ***************////
 
 
diff --git a/bh20simplewebuploader/templates/demo.html b/bh20simplewebuploader/templates/demo.html
index dc6281d..8010a1b 100644
--- a/bh20simplewebuploader/templates/demo.html
+++ b/bh20simplewebuploader/templates/demo.html
@@ -35,7 +35,7 @@
           <button class="button" onclick="demoGetSeqByAgeGender()">Get Sequence by age and gender</button>
           <button class="button" onclick="demoGetNYsamples()">Get all NY samples</button>
           <button class="button" onclick="demoGetContinentSpecimentSeqCount()">Sequence count by continent/specimen_source</button>
-
+          <button class="button" onclick="demoGetSampleSchema()">Show sample meta data schema</button>