From c53d8d026021f97075fb2f4940ba22793c38fb6e Mon Sep 17 00:00:00 2001 From: davehauenstein Date: Wed, 15 Apr 2009 22:06:42 +0000 Subject: added toolbar; functionality includes refresh button to get back to original page, print article, email a link to the article with a personal note git-svn-id: http://arc90labs-readability.googlecode.com/svn/trunk@31 d4e419ec-0920-11de-bbfd-a7c1bc4c261e --- lib/Zend/Validate/Alnum.php | 120 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 120 insertions(+) create mode 100644 lib/Zend/Validate/Alnum.php (limited to 'lib/Zend/Validate/Alnum.php') diff --git a/lib/Zend/Validate/Alnum.php b/lib/Zend/Validate/Alnum.php new file mode 100644 index 0000000..36b0adc --- /dev/null +++ b/lib/Zend/Validate/Alnum.php @@ -0,0 +1,120 @@ + "'%value%' has not only alphabetic and digit characters", + self::STRING_EMPTY => "'%value%' is an empty string" + ); + + /** + * Sets default option values for this instance + * + * @param boolean $allowWhiteSpace + * @return void + */ + public function __construct($allowWhiteSpace = false) + { + $this->allowWhiteSpace = (boolean) $allowWhiteSpace; + } + + /** + * Defined by Zend_Validate_Interface + * + * Returns true if and only if $value contains only alphabetic and digit characters + * + * @param string $value + * @return boolean + */ + public function isValid($value) + { + $valueString = (string) $value; + + $this->_setValue($valueString); + + if ('' === $valueString) { + $this->_error(self::STRING_EMPTY); + return false; + } + + if (null === self::$_filter) { + /** + * @see Zend_Filter_Alnum + */ + require_once 'Zend/Filter/Alnum.php'; + self::$_filter = new Zend_Filter_Alnum(); + } + + self::$_filter->allowWhiteSpace = $this->allowWhiteSpace; + + if ($valueString !== self::$_filter->filter($valueString)) { + $this->_error(self::NOT_ALNUM); + return false; + } + + return true; + } + +} -- cgit v1.2.3