Produce CSV output; add site URLs. Fix #4

includes/sites.php

@@ -26,7 +26,8 @@ if ( $query->have_posts() ) :
 
     $row = array(
       'title'           => get_the_title(),
-      'url'             => get_permalink(),
+      'permalink'       => get_permalink(),
+      'url'             => $meta['url'][0],
       'feed_url'        => $meta['feed_url'][0],
       'date_created'    => get_the_date("c"),
       'date_modified'   => get_the_modified_date("c"),
@@ -35,7 +36,6 @@ if ( $query->have_posts() ) :
       'radius_miles'    => (float)$meta['distance_covered_miles'][0],
       'area_covered'    => $meta['area_covered'][0],
       'body'            => get_the_content(),
-      'area_covered'    => $meta['area_covered'][0],
       'country'         => array_values(get_the_terms( get_the_ID(), 'countries' ))[0]->name,
       'council'         => array_values(get_the_terms( get_the_ID(), 'councils' ))[0]->name,
       'platform'        => array_values(get_the_terms( get_the_ID(), 'platforms' ))[0]->name,
@@ -48,5 +48,33 @@ else :
   echo "No posts matched the query";
 endif;
 
-header( "Content-Type: application/json" );
-echo json_encode( $sites );
+if ( $_GET['format'] == 'csv' ) {
+  header( "Content-Type: text/csv" );
+  header('Content-Disposition: attachment; filename="localweblist.csv"');
+  $fp = fopen('php://output', 'w');
+  fputcsv( $fp, array(
+    'title',
+    'permalink',
+    'url',    
+    'feed_url',
+    'date_created',
+    'date_modified',
+    'lat',
+    'lon',
+    'radius_miles',
+    'area_covered',
+    'body',
+    'country',
+    'council',
+    'platform',
+    'group'
+    )
+  );
+  foreach ( $sites as $row ) {
+    fputcsv( $fp, $row );
+  }
+  fclose($fp);
+} else {
+  header( "Content-Type: application/json" );
+  echo json_encode( $sites );
+}