use ajax to run jobs for sparql

ckanext/crc1153/controllers/crcDcatProfileController.py

@@ -2,8 +2,6 @@
 
 from flask import render_template
 import ckan.plugins.toolkit as toolkit
-import ckan.model as model
-import ckan.logic as logic
 from ckan.model import Package
 from ckanext.dcat.processors import RDFSerializer
 from xml.etree import ElementTree
@@ -12,6 +10,7 @@
 from ckanext.crc1153.libs.crc_profile.helpers import Crc1153DcatProfileHelper as Helper
 from ckanext.crc1153.libs.auth_helpers import AuthHelpers
 from ckan.model import Package
+import json
 
 
 
@@ -39,7 +38,7 @@ def push_to_sparql():
 
         toolkit.enqueue_job(push_catalog_to_sparql, kwargs={'catalog_graphs': all_graphs})
 
-        return '0'
+        return json.dumps({"_result": True})
 
 
 
@@ -57,7 +56,7 @@ def delete_from_sparql():
 
         toolkit.enqueue_job(delete_catalog_from_sparql, kwargs={'catalog_graphs': all_graphs})
 
-        return '0'
+        return json.dumps({"_result": True})
 
 
 

ckanext/crc1153/public/crc_profile/profile.js

@@ -0,0 +1,71 @@
+$(document).ready(function(){
+
+    $('#push-to-sparql-btn').click(function(){
+        let endPoint = $('#push-to-sparql-url').val();
+        $.ajax({
+            url: endPoint,
+            method: "GET",  
+            dataType: "json",          
+            success: function(responseData) {              
+              if (responseData["_result"]){
+                createSuccessAlert();
+
+              }
+            },
+            error: function(jqXHR, textStatus, errorThrown) {              
+              createFailAlert();
+            }
+          });
+    });
+
+
+    $('#delete-sparql-btn').click(function(){
+        let endPoint = $('#delete-sparql-url').val();
+        $.ajax({
+            url: endPoint,
+            method: "GET",
+            dataType: "json",            
+            success: function(responseData) {  
+                console.info(responseData)            
+              if (responseData["_result"]){
+                createSuccessAlert();
+
+              }
+            },
+            error: function(jqXHR, textStatus, errorThrown) {              
+              createFailAlert();
+            }
+          });
+    });
+
+
+
+});
+
+
+
+function createSuccessAlert(){
+    let alertDiv = document.createElement("div");
+    alertDiv.classList.add("alert", "alert-success");
+    let strongElement = document.createElement("strong");
+    strongElement.textContent = "Job is in queue!";
+    let textNode = document.createTextNode(" It may take some time to finish. You can check the result in the CKAN log.");    
+    alertDiv.appendChild(strongElement);
+    alertDiv.appendChild(textNode);
+    let container = document.getElementById("alert_container");
+    container.appendChild(alertDiv);
+}
+
+
+
+function createFailAlert(){
+    let alertDiv = document.createElement("div");
+    alertDiv.classList.add("alert", "alert-danger");
+    let strongElement = document.createElement("strong");
+    strongElement.textContent = "Something wen wrong!";
+    let textNode = document.createTextNode("Please try later or check CKAN for possible bugs/issues!");    
+    alertDiv.appendChild(strongElement);
+    alertDiv.appendChild(textNode);
+    let container = document.getElementById("alert_container");
+    container.appendChild(alertDiv);
+}

ckanext/crc1153/templates/crc_profile/admin_panel.html

@@ -7,6 +7,10 @@
         {% set export_action = h.url_for('crc1153_dcat_profile.export_catalog', _external=True) %}
         {% set push_sparql_action = h.url_for('crc1153_dcat_profile.push_to_sparql', _external=True) %}
         {% set delete_sparql_action = h.url_for('crc1153_dcat_profile.delete_from_sparql', _external=True) %}
+        <input type="hidden" value="{{push_sparql_action}}" id="push-to-sparql-url" />
+        <input type="hidden" value="{{delete_sparql_action}}" id="delete-sparql-url" />
+        <div class="row" id="alert_container"></div>
+
         <div class="row">
             <div class="col-sm-12">
                 <a class="btn btn-primary" href="{{export_action}}" id="export-catalog-btn" target="_blank">Export Catalog</a>              
@@ -15,13 +19,13 @@
         <br/>
         <div class="row">
             <div class="col-sm-12">                
-                <a class="btn btn-primary" href="{{push_sparql_action}}" id="push-to-sparql-btn">Push CKAN Datasets Metadata To SPARQL</a>
+                <a class="btn btn-primary" href="#" id="push-to-sparql-btn" >Push CKAN Datasets Metadata To SPARQL</a>
             </div>
         </div>
         <br/>
         <div class="row">
             <div class="col-sm-12">                
-                <a class="btn btn-danger" href="{{delete_sparql_action}}" id="delete-sparql-btn">Delete CKAN Datasets Metadata From SPARQL</a>
+                <a class="btn btn-danger" href="#" id="delete-sparql-btn">Delete CKAN Datasets Metadata From SPARQL</a>
             </div>
         </div>
     {% endif %}