Issue 3: Add tags to articles

src/main/java/edu/tamu/scholars/middleware/discovery/model/Document.java

@@ -431,6 +431,10 @@ public class Document extends Common {
     @PropertySource(template = "document/receipt", predicate = "http://www.w3.org/2000/01/rdf-schema#label")
     private List<String> receipts;
 
+    @Indexed(type = "whole_strings")
+    @PropertySource(template = "document/tag", predicate = "http://purl.obolibrary.org/obo/ARG_0000015")
+    private List<String> tags;
+
     public Document() {
 
     }
@@ -1179,4 +1183,12 @@ public void setReceipts(List<String> receipts) {
         this.receipts = receipts;
     }
 
+    public List<String> getTags() {
+        return tags;
+    }
+
+    public void setTags(List<String> tags) {
+        this.tags = tags;
+    }
+
 }

src/main/java/edu/tamu/scholars/middleware/graphql/model/Document.java

@@ -195,6 +195,8 @@ public class Document extends AbstractNestedDocument {
 
   private String modTime;
 
+  private List<String> tags;
+
   @JsonProperty("class")
   private String clazz;
 
@@ -771,6 +773,14 @@ public void setModTime(String modTime) {
     this.modTime = modTime;
   }
 
+  public List<String> getTags() {
+    return tags;
+  }
+
+  public void setTags(List<String> tags) {
+    this.tags = tags;
+  }
+
   public String getClazz() {
     return clazz;
   }

src/main/resources/defaults/displayViews.yml

@@ -981,6 +981,9 @@
         - name: date/time value
           template: "defaults/displayViews/documents/other/dateTimeValue.html"
           field: dateTimeValue
+        - name: tags
+          template: "defaults/displayViews/documents/other/tags.html"
+          field: tags
 
 - name: Relationships
   types:

src/main/resources/defaults/displayViews/documents/other/tags.html

@@ -0,0 +1,9 @@
+{{#if tags}}
+<ul class="list-unstyled">
+  {{#each tags}}
+  <li>
+    <span>{{this}}</span>
+  </li>
+  {{/each}}
+</ul>
+{{/if}}

src/main/resources/templates/sparql/document/tag.sparql

@@ -0,0 +1,7 @@
+PREFIX obo: <http://purl.obolibrary.org/obo/>
+
+CONSTRUCT {
+    <{{uri}}> obo:ARG_0000015 ?tag .
+} WHERE {
+    <{{uri}}> obo:ARG_0000015 ?tag .
+}