From 278dae3cc11fbccc7a9bfe7b67157a1f1085e48c Mon Sep 17 00:00:00 2001
From: Silvio <s1lv10@uol.com.br>
Date: Thu, 29 Jul 2010 11:16:30 -0300
Subject: Check if content already exist if a primary key is specified

---
 lib/sfIsisImporter.class.php | 42 ++++++++++++++++++++++++++++++++++--------
 1 file changed, 34 insertions(+), 8 deletions(-)

(limited to 'lib')

diff --git a/lib/sfIsisImporter.class.php b/lib/sfIsisImporter.class.php
index 84e4807..159fa8d 100644
--- a/lib/sfIsisImporter.class.php
+++ b/lib/sfIsisImporter.class.php
@@ -50,23 +50,49 @@ class sfIsisImporter extends sfIsisImporterBase
    *
    * @param string $base_model Model to use
    * @param int    $entry      Entry number
-   * @todo                     Check if content already exist if a primary key is specified
    */
   public function addEntry($base_model, $entry)
   {
     // Get data and setup the model.
-    $this->log("Importing $base_model $entry...");
     $this->read($entry);
+    $model = $this->newModel($base_model, $entry);
+
+    if ($model)
+    {
+      $this->log("Importing $base_model $entry...");
+
+      // Dispatch to custom import procedures.
+      foreach (new IsisMethodIterator($this) as $method => $field)
+      {
+        $this->{$method}($model, $field);
+      }      
+
+      $model->save();
+    }
+    else {
+      $this->log("Skipping existing entry $entry for $base_model.");
+    }
+  }
+
+  /**
+   * Create a new model just if doesn't exist for a given entry.
+   *
+   * @param  string $base_model Model to use
+   * @param  int    $entry      Entry number
+   * @return mixed              New model with assigned id or false
+   */
+  public function newModel($base_model, $entry)
+  {
     $model = new $base_model();
-    $this->setBaseModelId($model);
+    $id    = $this->getBaseModelId($model);
 
-    // Dispatch to custom import procedures.
-    foreach (new IsisMethodIterator($this) as $method => $field)
+    if ($id && !call_user_func(array($base_model, 'getById'), $id))
     {
-      $this->{$method}($model, $field);
-    }      
+      $this->setBaseModelId($model);
+      return $model;
+    }
 
-    $model->save();
+    return false;
   }
 
   /**
-- 
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