[tt-rss.git] / lib / htmlpurifier / library / HTMLPurifier / StringHash.php

<?php

/**
 * This is in almost every respect equivalent to an array except
 * that it keeps track of which keys were accessed.
 *
 * @warning For the sake of backwards compatibility with early versions
 *     of PHP 5, you must not use the $hash[$key] syntax; if you do
 *     our version of offsetGet is never called.
 */
class HTMLPurifier_StringHash extends ArrayObject
{
    protected $accessed = array();

    /**
     * Retrieves a value, and logs the access.
     */
    public function offsetGet($index) {
        $this->accessed[$index] = true;
        return parent::offsetGet($index);
    }

    /**
     * Returns a lookup array of all array indexes that have been accessed.
     * @return Array in form array($index => true).
     */
    public function getAccessed() {
        return $this->accessed;
    }

    /**
     * Resets the access array.
     */
    public function resetAccessed() {
        $this->accessed = array();
    }
}

// vim: et sw=4 sts=4
Commit	Line	Data
f45a286b AD	1	<?php
	2
	3	/**
	4	* This is in almost every respect equivalent to an array except
	5	* that it keeps track of which keys were accessed.
	6	*
	7	* @warning For the sake of backwards compatibility with early versions
	8	* of PHP 5, you must not use the $hash[$key] syntax; if you do
	9	* our version of offsetGet is never called.
	10	*/
	11	class HTMLPurifier_StringHash extends ArrayObject
	12	{
	13	protected $accessed = array();
	14
	15	/**
	16	* Retrieves a value, and logs the access.
	17	*/
	18	public function offsetGet($index) {
	19	$this->accessed[$index] = true;
	20	return parent::offsetGet($index);
	21	}
	22
	23	/**
	24	* Returns a lookup array of all array indexes that have been accessed.
	25	* @return Array in form array($index => true).
	26	*/
	27	public function getAccessed() {
	28	return $this->accessed;
	29	}
	30
	31	/**
	32	* Resets the access array.
	33	*/
	34	public function resetAccessed() {
	35	$this->accessed = array();
	36	}
	37	}
	38
	39	// vim: et sw=4 sts=4