updated get types to provide information about what functions it handles

islandora.module

@@ -29,6 +29,8 @@ define('FEDORA_ADD_DS', 'add fedora datastreams');
 define('FEDORA_INGEST', 'ingest fedora objects');
 define('FEDORA_PURGE', 'delete fedora objects and datastreams');
 define('FEDORA_MODIFY_STATE', 'modify fedora state');
+define('ISLANDORA_VIEW_HOOK', 'islandora_view_object');
+define('ISLANDORA_EDIT_HOOK', 'islandora_edit_object');
 
 /**
  * Implementation of hook_menu. 
@@ -224,6 +226,8 @@ function islandora_purge_object($object_id) {
 
 /**
  * returns an array listing object types provided by sub modules
+ * The array should contain the cmodels it listens for and the hooks it answers to
+ * example array ('islandora:collectionCModel' => array ('islandora_edit_object' => TRUE, 'islandora_view_object' => TRUE);
  * @return array 
  */
 function islandora_get_types() {
@@ -253,17 +257,24 @@ function islandora_edit_object($object_id) {
   foreach ($arr as $key => $value) {
     $output .= $key . '<br />' . $value; //if we have multiple modules handle one cmodel we need to iterate over multiple
   }
-  //we could do another module invoke all here to build the edit tab with a default implemented in this module?
   return $output;
 }
 
-
 /**
+ * checks to see if any other modules implement this functionality and if there are none
  * builds a default page for the edit tab
+ * 
  * @param object $fedora_object 
  *   A tuque Fedora Object
  */
 function islandora_islandora_edit_object($fedora_object) {
+  $supported_models = islandora_get_types();
+  $output = "";
+  foreach ($fedora_object->models as $model) {
+    if ($supported_models[$model][ISLANDORA_EDIT_HOOK] == TRUE) {//another module is handling the view
+      return;
+    }
+  }
   $output = theme('islandora_default_edit', array('islandora_object' => $fedora_object));
   return array('Default Edit output' => $output);
 }
@@ -337,14 +348,15 @@ function islandora_view_object($object_id) {
  */
 function islandora_islandora_view_object($object) {
   $supported_models = islandora_get_types();
-  $object_models = $object->models;
-  $combined_list = array_intersect($supported_models, $object->models);
   $output = "";
-  if (empty($combined_list)) {
+  foreach ($object->models as $model) {
+    if ($supported_models[$model][ISLANDORA_VIEW_HOOK] == TRUE) {//another module is handling the view
+      return;
+    }
+  }
   $output = theme('islandora_default', array('islandora_object' => $object));
   return array('Default Output' => $output);
 }
-}
 
 /**
  * Theme registry function
@@ -436,5 +448,4 @@ function islandora_preprocess_islandora_default(&$variables) {
 
 function islandora_preprocess_islandora_default_edit(&$variables) {
   //$islandora_object = $variables['islandora_object'];
-  
 }

islandora_basic_collection/islandora_basic_collection.module

@@ -48,7 +48,11 @@ function islandora_basic_collection_theme($existing, $type, $theme, $path) {
  *   array of content model pids that this module supports
  */
 function islandora_basic_collection_islandora_get_types() {
-  return array('info:fedora/islandora:collectionCModel');
+   $types = array();
+  $types['info:fedora/islandora:collectionCModel'][ISLANDORA_VIEW_HOOK] = TRUE;
+  $types['info:fedora/islandora:collectionCModel'][ISLANDORA_EDIT_HOOK] = FALSE;
+  return $types;
+  
 }
 
 /**
@@ -66,13 +70,15 @@ function islandora_basic_collection_islandora_get_types() {
 function islandora_basic_collection_islandora_view_object($object, $user, $page_number, $page_size) {
   //global $user;
   $cmodel_list = islandora_basic_collection_islandora_get_types();
-  $combined_list = array_intersect($cmodel_list, $object->models);
-  if (empty($combined_list)) {
-    return NULL; //we don't handle any of this objects cmodels
-  }
+  $models = $object->models;
+  foreach ($object->models as $model) {
+    if ($cmodel_list[$model][ISLANDORA_VIEW_HOOK] == TRUE) {
       $output = theme('islandora_basic_collection', array('islandora_object' => $object));
       return array('Basic Collection Output' => $output);
     }
+  }
+  return NULL;
+}
 
 /**
  *
@@ -103,7 +109,6 @@ function islandora_basic_collection_preprocess_islandora_basic_collection(&$vari
   if (isset($islandora_object['MEDIUM_SIZE'])) {
     $variables['islandora_medium_size_url'] = $base_url . '/islandora/object/' . $islandora_object->id . '/datastream/MEDIUM_SIZE/view';
   }
-    
 }
 
 function islandora_basic_collection_get_objects($object) {

islandora_basic_image/css/islandora_basic_image.admin.css

@@ -1,12 +1,8 @@
 /* 
     Document   : islandora_basic_collection.admin.css
     Created on : May 23, 2012, 11:23:06 AM
-    Author     : ppound
     Description:
         Purpose of the stylesheet follows.
 */
 
-root { 
-    display: block;
-}
 

islandora_basic_image/islandora_basic_image.module

@@ -52,7 +52,10 @@ function islandora_basic_image_theme($existing, $type, $theme, $path) {
  *   array of content model pids that this module supports
  */
 function islandora_basic_image_islandora_get_types() {
-  return array('info:fedora/islandora:imgageCModel', 'info:fedora/islandora:sp_basic_image');
+  $types = array();
+  $types['info:fedora/islandora:sp_basic_image'][ISLANDORA_VIEW_HOOK] = TRUE;
+  $types['info:fedora/islandora:sp_basic_image'][ISLANDORA_EDIT_HOOK] = TRUE;
+  return $types;
 }
 
 /**
@@ -70,14 +73,15 @@ function islandora_basic_image_islandora_get_types() {
 function islandora_basic_image_islandora_view_object($object, $user, $page_number, $page_size) {
   //global $user;
   $cmodel_list = islandora_basic_image_islandora_get_types();
-  $combined_list = array_intersect($cmodel_list, $object->models);
-  if (empty($combined_list)) {
-    return NULL; //we don't handle any of this objects cmodels
-  }
+  $models = $object->models;
+  foreach ($object->models as $model) {
+    if ($cmodel_list[$model][ISLANDORA_VIEW_HOOK] == TRUE) {
       $output = theme('islandora_basic_image', array('islandora_object' => $object));
-
       return array('Basic Image Output' => $output);
     }
+  }
+  return NULL;
+}
 
 /**
  *
@@ -107,6 +111,5 @@ function islandora_basic_image_preprocess_islandora_basic_image(&$variables) {
   if (isset($islandora_object['MEDIUM_SIZE'])) {
     $variables['islandora_medium_size_url'] = $base_url . '/islandora/object/' . $islandora_object->id . '/datastream/MEDIUM_SIZE/view';
   }
-    
 }