Updates to view parent and child course generations

application/controllers/CourseadminController.php

@@ -63,6 +63,7 @@ class CourseAdminController extends Nmc_Controller_Action
             $out->assign('nextCourseLink', $nextCourseLink);
 
         }
+
         $creditsSingleValues = array();
         foreach($course->credits as $credit) {
             if($credit->type == 1) {
@@ -81,6 +82,8 @@ class CourseAdminController extends Nmc_Controller_Action
 
         $out->assign('page', 'edit_course');
         $out->assign('course', $course);
+        $out->assign('parentGeneration', $course->getParentGeneration());
+        $out->assign('childGenerations', $course->getChildGenerations());
         $out->assign('uriParams', $uriParams);
         echo $out->render();
     }

application/models/rows/CourseGeneration.php

@@ -138,6 +138,21 @@ class CourseGeneration extends Asset
         return $this->assetId;
     }
 
+    public function getParentGeneration()
+    {
+        if(!$this->parent) {
+            return null;
+        }
+
+        $parentGeneration = CourseGenerations::getInstance()->find($this->parent);
+        return $parentGeneration;
+    }
+
+    public function getChildGenerations()
+    {
+        return CourseGenerations::getInstance()->fetchWithParentGeneration($this);
+    }
+
     /**
      * Returns a reference to the home crosslist
      *

application/models/rows/Request.php

@@ -18,8 +18,6 @@ class Request extends Nmc_Db_Table_Row
     public function getCourseGeneration()
     {
         $returnValue = null;
-        $primaryKey = $this->_table->getPrimaryKeyName();
-        $primaryKey = Nmc_Db_Inflector::getInstance()->camelize($primaryKey);
 
         $select = $this->_db->select();
         $select->from(CourseGenerations::getInstance()->getTableName(),
@@ -29,8 +27,9 @@ class Request extends Nmc_Db_Table_Row
                       . '.asset_id = '
                       . Assets::getInstance()->getTableName() . '.'
                       . Assets::getInstance()->getPrimaryKeyName());
-        $select->where($this->_db->quoteInto('request = ?', $this->$primaryKey));
+        $select->where($this->_db->quoteInto('request = ?', $this->getPrimaryKey()));
         $select->order('creation_time');
+
         $generations = $this->_db->fetchCol($select);
         if(count($generations) > 0) {
             $returnValue = CourseGenerations::getInstance()->find($generations[0]);

application/models/tables/CourseGenerations.php

@@ -137,6 +137,13 @@ class CourseGenerations extends Nmc_Db_Table
         //print_r($newRecord->credits);
         return $newRecord;
     }
+
+    public function fetchWithParentGeneration(CourseGeneration $parentGeneration)
+    {
+        $where = $this->_db->quoteInto('parent=?', $parentGeneration->getPrimaryKey());
+        $childGenerations = $this->fetchAll($where);
+        return $childGenerations;
+    }
 }
 
 ?>
\ No newline at end of file

application/views/edit_course.xhtml

-<a href="/courseadmin/index<?php echo $this->prevCourseLink; ?>">Previous</a>
-<a href="/courseadmin/index<?php echo $this->nextCourseLink; ?>">Next</a>
+<h1>Navigation</h1>
+<div>
+    <b>Alphabetical: </b>
+    <a href="/courseadmin/index<?php echo $this->prevCourseLink; ?>">Previous</a>
+    <a href="/courseadmin/index<?php echo $this->nextCourseLink; ?>">Next</a>
+</div>
 
+<?php if ($this->parentGeneration || $this->childGenerations->count() > 0) { ?>
+<div>
+    <b>Generational:</b>
+    <?php if ($this->parentGeneration) { ?>
+    <a href="/CourseAdmin/index/<?php echo $this->parentGeneration->getPrimaryKey();?>">Parent</a>
+    <?php } ?>
+
+    <?php if ($this->childGenerations->count() > 0) { ?>
+    Children:
+    <?php $i = 0; foreach ($this->childGenerations as $childGeneration) { $i++; ?>
+    <a href="/CourseAdmin/index/<?php echo $childGeneration->getPrimaryKey();?>"><?php echo $i; ?></a>
+    <?php } ?>
+    <?php } ?>
+</div>
+<?php } ?>
+
+<h1>Edit Course</h1>
 <form action="/courseadmin/updatecourse/<?php echo implode('/', $this->uriParams); ?>" method="post">
 
 <input type="hidden" name="courseId" value="<?php echo $this->course->getPrimaryKey(); ?>" />