From d9f864a13f9216b7ee78a85c53d3184220eb01c3 Mon Sep 17 00:00:00 2001
From: Silvio <silvio@devlet.com.br>
Date: Thu, 15 Jul 2010 18:15:21 -0300
Subject: Moving iterators to their own folder

---
 classes/IsisFieldIterator.php | 79 -------------------------------------------
 1 file changed, 79 deletions(-)
 delete mode 100644 classes/IsisFieldIterator.php

(limited to 'classes/IsisFieldIterator.php')

diff --git a/classes/IsisFieldIterator.php b/classes/IsisFieldIterator.php
deleted file mode 100644
index 11ed979..0000000
--- a/classes/IsisFieldIterator.php
+++ /dev/null
@@ -1,79 +0,0 @@
-<?php
-
-/**
- * Isis field iterator. Iterates over all field values for
- * each result row.
- */
-class IsisFieldIterator implements Iterator
-{
-  private $valueset;
-  private $row    = 0;
-  private $rows   = 0;
-
-  /**
-   * Constructor.
-   *
-   * @param $class
-   *   Instance of IsisConnector or child class.
-   *
-   * @param $field
-   *   Field to iterate over.
-   */ 
-  public function __construct($class, $field) {
-    $this->rows     = $class->getRows($field);
-    $this->valueset = $class->getValues($field);
-  }
-
-  /**
-   * Rewind the Iterator to the first element.
-   */
-  function rewind() {
-    $this->row   = 0;
-    $this->value = 0;
-  }
-
-  /**
-   * Return the key of the current element.
-   */
-  function key() {
-    return $this->row;
-  }
-
-  /**
-   * Return the current element.
-   */
-  function current() {
-    return $this->valueset[$this->row]['field'];
-  }
-
-  /**
-   * Move forward to next element.
-   */
-  function next() {
-    do {
-      ++$this->row;
-    }
-    while ($this->current_null() && $this->has_more_rows());
-  }
-
-  /**
-   * Check if there are more rows.
-   */
-  function has_more_rows() {
-    return $this->row <= $this->rows;
-  }
-
-  /**
-   * Check if the current value is null.
-   */
-  function current_null() {
-    return $this->current() == NULL;
-  }
-
-  /**
-   * Check if there is a current element after calls to rewind() or next().
-   */
-  function valid() {
-    return $this->has_more_rows() && !$this->current_null();
-  }  
-}
-- 
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