ok to validate delete entry, next delete output.

src/lib/Category.php

@@ -17,7 +17,6 @@ class Category
     $db->update('plugin_materiels_category', $data, $db->where('id', $id));
 	}
 
-
   public function delete($id)
 	{
 		DB::getInstance()->delete('plugin_materiels_category', 'id = ' . $id);

src/lib/Entry.php

@@ -34,11 +34,21 @@ class Entry
     return DB::getInstance()->first('SELECT * FROM plugin_materiels_entry WHERE id = ?;', $id);
   }
 
+  public function delete($id)
+	{
+		DB::getInstance()->delete('plugin_materiels_entry', 'id = ' . $id);
+	}
+
   public function listAll()
 	{
 		return DB::getInstance()->get('SELECT * FROM plugin_materiels_entry ORDER BY entry_date DESC;');
 	}
 
+  public function listAllByEquipment($eqmt_id)
+	{
+		return DB::getInstance()->get('SELECT * FROM plugin_materiels_entry WHERE equipment_id = ? ORDER BY entry_date DESC;', $eqmt_id);
+	}
+
   public function PossibilityRentEqmtEntry($id, $eqmt_number, $date)
 	{
     $after_entry_dates = DB::getInstance()->get(

src/lib/Equipment.php

@@ -25,6 +25,11 @@ class Equipment
     return DB::getInstance()->first('SELECT * FROM plugin_materiels_equipment WHERE id = ?;', $id);
   }
 
+  public function delete($id)
+	{
+		DB::getInstance()->delete('plugin_materiels_equipment', 'id = ' . $id);
+	}
+
   public function listAllByCategory()
   {
     $category = new Category;