Started organising the bibliographic details response from OPS API

site/ops_api.php

@@ -48,19 +48,40 @@ function get_publication_details($document_reference) {
   $ch = curl_init();
   curl_setopt($ch, CURLOPT_URL, $ops_url);
   curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
-  curl_setopt($ch, CURLOPT_HTTPHEADER, array("Authorization: Bearer $access_token"));
+  curl_setopt($ch, CURLOPT_HTTPHEADER, array("Authorization: Bearer $access_token", "Accept: application/json"));
 
   // Give back curl result
   $response = curl_exec($ch);
   curl_close($ch);
 
   if (strpos($response,"No results found") === false ) {
-    $xml = new SimpleXMLElement($response);
 
-    print_r($response);
-    //var_dump($xml->{'exchange-documents'}->{'exchange-document'}->{'bibliographic-data'}->{'invention-title'}['lang']);
-    //print_r($xml->xpath('//*'));
-    //print_r($xml);
+    // Turn the API response into useful Json
+    $json = json_decode($response);
+
+    // For each invention title, check if it's in the original language
+    foreach ($json->{'ops:world-patent-data'}->{'exchange-documents'}->{'exchange-document'}->{'bibliographic-data'}->{'invention-title'} as $invention_title){
+
+      if ($invention_title->{'@lang'} === 'ol'){
+
+        $output['original_title'] = $invention_title->{'$'};
+
+      }
+
+    }
+
+    // For each abstract, check if it's in the original language
+    foreach ($json->{'ops:world-patent-data'}->{'exchange-documents'}->{'exchange-document'}->{'abstract'} as $abstract){
+
+      if ($abstract->{'@lang'} === 'ol'){
+
+        $output['original_abstract'] = $abstract->p->{'$'};
+
+      }
+
+    }
+
+    return $output;
 
   }
 

site/public/index.php

@@ -73,15 +73,40 @@ $random_record = random_record();
   ?>
 
   <?php
-    if (get_publication_details($random_record['doc_ref'])):
+    $publication_details = get_publication_details($random_record['doc_ref']);
+
+    if ($publication_details['original_title']):
   ?>
 
-  <br><br>
+    Original language title:
+
+    <?php
+    echo $publication_details['original_title'];
+    ?>
+
+    <br><br>
 
   <?php
     endif;
   ?>
 
+  <?php
+    if ($publication_details['original_abstract']):
+  ?>
+
+    Original language abstract:
+
+    <?php
+    echo $publication_details['original_abstract'];
+    ?>
+
+    <br><br>
+
+  <?php
+    endif;
+  ?>
+
+
   <?php
     if (check_for_images($random_record['doc_ref'])):
   ?>