FEATURE: Better handling of quotation marks in site text search

It also matches 3 dots with the ellipsis symbol.

app/assets/javascripts/admin/components/site-text-summary.js.es6

@@ -6,7 +6,8 @@ export default Ember.Component.extend({
 
   @on("didInsertElement")
   highlightTerm() {
-    const term = this.get("term");
+    const term = this._searchTerm();
+
     if (term) {
       this.$(".site-text-id, .site-text-value").highlight(term, {
         className: "text-highlight"
@@ -19,6 +20,18 @@ export default Ember.Component.extend({
     this.send("edit");
   },
 
+  _searchTerm() {
+    const regex = this.get("searchRegex");
+    const siteText = this.get("siteText");
+
+    if (regex && siteText) {
+      const matches = siteText.value.match(new RegExp(regex, "i"));
+      if (matches) return matches[0];
+    }
+
+    return this.get("term");
+  },
+
   actions: {
     edit() {
       this.sendAction("editAction", this.get("siteText"));