--- location.dk.inc.orig	2009-06-25 04:30:10.000000000 -0700
+++ location.dk.inc	2009-06-25 04:34:45.000000000 -0700
@@ -23,3 +23,107 @@ function location_province_list_dk() {
     'GL' => "Greenland",
     'FO' => "Faroe Islands");
 }
+
+/**
+ * Generate findvej.dk map link.
+ *
+ * @param array $location
+ *    The location array we're trying to generate a link for.
+ * @return string or null
+ *    Map link if generation successful, otherwise null.
+ */
+function location_map_link_dk_findvej($location = array()) {
+  if (isset($location['street']) && !empty($location['street']) &&
+      isset($location['postal_code']) && !empty($location['postal_code'])) {
+    return url('http://findvej.dk/' . $location['street'] . ',' . $location['postal_code']);
+  }
+  elseif (isset($location['street']) && !empty($location['street']) &&
+          isset($location['city']) && !empty($location['city'])) {
+    return url('http://findvej.dk/' . $location['street'] . ',' . $location['city']);
+  }
+  elseif (location_has_coordinates($location)) {
+    return url('http://findvej.dk/', array('query' => array(
+      'latitude' => $location['latitude'],
+      'longitude' => $location['longitude'],
+    )));
+  }
+  else {
+    return NULL;
+  }
+}
+
+/**
+ * Generate a link to Rejseplanen.
+ *
+ * Rejseplanen is a route planner for Danish public transportation.
+ *
+ * @param array $location
+ *    The location array we're trying to generate a link for.
+ * @return string or null
+ *    Map link if generation successful, otherwise null.
+ */
+function location_map_link_dk_rejseplanen($location = array()) {
+  $keys = array();
+
+  // Iterate over all the possible details, and if set, add them to an array.
+  foreach (array('street', 'postal_code', 'city') as $name) {
+    if (isset($location[$name]) && !empty($location[$name])) {
+      $keys[$name] = $location[$name];
+    }
+  }
+
+  // Merge postal code and city if both are available, since they 
+  // shouldn't be comma separated in Danish addresses.
+  if (isset($keys['postal_code']) && isset($keys['city'])) {
+    $keys['postal_code'] = $keys['postal_code'] . ' ' . $keys['city'];
+    unset($keys['city']);
+  }
+
+  // If any of the key values were available, generate a URL.
+  if (!empty($keys)) {
+    return url('http://www.rejseplanen.dk/bin/query.exe/mn?Z=' . implode(', ', $keys) . '&ZADR=1');
+  }
+  else {
+    return NULL;
+  }
+}
+
+/**
+ * @return
+ *   An array where
+ *     -> the key is the word that helps identify the name of function that builds the link.  For example, a key of 'yahoo' means the name of the
+ *        the function that builds a link to a map on Yahoo! Maps would be 'location_map_link_us_yahoo'
+ *     -> the value is itself an array with 3 key/value pairs:
+ *          'name' => points to the name of the mapping service.  For 'yahoo', this would be 'Yahoo! Maps'
+ *          'url' => the url of the main page of the mapping service.  For 'yahoo', this would be 'http://maps.yahoo.com'
+ *          'tos' => the url of the page that explains the map providers Terms of Service, or Terms of Use. For 'yahoo', this would be
+ *                   'http://help.yahoo.com/help/us/maps/maps-24.html'
+ */
+function location_map_link_dk_providers() {
+  return array(
+    'findvej' => array(
+      'name' => 'findvej.dk',
+      'url' => 'http://findvej.dk',
+    ),
+    'rejseplanen' => array(
+      'name' => 'Rejseplanen',
+      'url' => 'http://www.rejseplanen.dk/',
+    ),
+  );
+}
+
+/**
+ * @return
+ *   An array of values that work as keys to the array returned by location_map_link_us_providers.  The idea is that if the
+ *   administrator of the site has not yet had a chance to visit the "Map Links" subtab on the location module's settings page,
+ *   that we can provide deep-linking to a relatively safe default.  By 'relatively safe', we mean that the Terms Of Service of
+ *   the provider of the maps are flexible enough for most parties.
+ *
+ *   For the case of the U.S., 'google' has relatively flexible Terms Of Service, whereas Yahoo! Maps and MapQuest have more
+ *   restrictive Terms Of Service.
+ *
+ */
+function location_map_link_dk_default_providers() {
+  return array('findvej', 'rejseplanen');
+}
+