add StringLength, multi-byte, check in TRangeValidator

3 files changed, 75 insertions, 9 deletions

diff --git a/framework/Web/Javascripts/js/validator.js b/framework/Web/Javascripts/js/validator.js
index 959dd193..1480368f 100644
--- a/framework/Web/Javascripts/js/validator.js
+++ b/framework/Web/Javascripts/js/validator.js
@@ -174,7 +174,11 @@ return true;switch(this.options.Operator)
 return true;}});Prado.WebUI.TRangeValidator=Class.extend(Prado.WebUI.TBaseValidator,{evaluateIsValid:function()
 {var value=this.getValidationValue();if(value.length<=0)
 return true;if(typeof(this.options.DataType)=="undefined")
-this.options.DataType="String";var min=this.convert(this.options.DataType,this.options.MinValue||null);var max=this.convert(this.options.DataType,this.options.MaxValue||null);value=this.convert(this.options.DataType,value);if(value==null)
+this.options.DataType="String";if(this.options.DataType!="StringLength")
+{var min=this.convert(this.options.DataType,this.options.MinValue||null);var max=this.convert(this.options.DataType,this.options.MaxValue||null);value=this.convert(this.options.DataType,value);}
+else
+{var min=this.options.MinValue||0;var max=this.options.MaxValue||Number.POSITIVE_INFINITY;value=value.length;}
+if(value==null)
 return false;var valid=true;if(min!=null)
 valid=valid&&value>=min;if(max!=null)
 valid=valid&&value<=max;return valid;}});Prado.WebUI.TRegularExpressionValidator=Class.extend(Prado.WebUI.TBaseValidator,{evaluateIsValid:function()
diff --git a/framework/Web/Javascripts/prado/validation3.js b/framework/Web/Javascripts/prado/validation3.js
index 9ee7ed2f..0e765c48 100644
--- a/framework/Web/Javascripts/prado/validation3.js
+++ b/framework/Web/Javascripts/prado/validation3.js
@@ -1104,11 +1104,20 @@ Prado.WebUI.TRangeValidator = Class.extend(Prado.WebUI.TBaseValidator,
 			return true;

 		if(typeof(this.options.DataType) == "undefined")

 			this.options.DataType = "String";

-

-		var min = this.convert(this.options.DataType, this.options.MinValue || null);

-		var max = this.convert(this.options.DataType, this.options.MaxValue || null);

-		value = this.convert(this.options.DataType, value);

-

+		

+		if(this.options.DataType != "StringLength")

+		{

+			var min = this.convert(this.options.DataType, this.options.MinValue || null);

+			var max = this.convert(this.options.DataType, this.options.MaxValue || null);

+			value = this.convert(this.options.DataType, value);

+		}

+		else

+		{

+			var min = this.options.MinValue || 0;

+			var max = this.options.MaxValue || Number.POSITIVE_INFINITY;

+			value = value.length;

+		}

+		

 		if(value == null)

 			return false;

 

diff --git a/framework/Web/UI/WebControls/TRangeValidator.php b/framework/Web/UI/WebControls/TRangeValidator.php
index 9d23eb5e..b54a1684 100644
--- a/framework/Web/UI/WebControls/TRangeValidator.php
+++ b/framework/Web/UI/WebControls/TRangeValidator.php
@@ -34,6 +34,13 @@ Prado::using('System.Web.UI.WebControls.TBaseValidator');
  *   by {@link TSimpleDateFormatter}. If the property is not set,

  *   the GNU date syntax is assumed.

  * - <b>String</b> A string data type.

+ * - <b>StringLength</b> check for string length.

+ * 

+ * The TRangeValidator allows a special DataType "StringLength" that

+ * can be used to verify minimum and maximum string length. The 

+ * {@link setCharset Charset} property can be used to force a particular 

+ * charset for comparison. Otherwise, the application charset is used and is

+ * defaulted as UTF-8.

  *

  * @author Qiang Xue <qiang.xue@gmail.com>

  * @version $Revision: $  $Date: $

@@ -96,13 +103,14 @@ class TRangeValidator extends TBaseValidator
 	}

 

 	/**

-	 * Sets the data type (Integer, Float, Date, String) that the values being

-	 * compared are converted to before the comparison is made.

+	 * Sets the data type (Integer, Float, Date, String, StringLength) that the

+	 * values being compared are converted to before the comparison is made.

 	 * @param string the data type

 	 */

 	public function setDataType($value)

 	{

-		$this->setViewState('DataType',TPropertyValue::ensureEnum($value,'Integer','Float','Date','String'),'String');

+		$this->setViewState('DataType',TPropertyValue::ensureEnum(

+			$value,'Integer','Float','Date','String', 'StringLength'),'String');

 	}

 

 	/**

@@ -123,6 +131,22 @@ class TRangeValidator extends TBaseValidator
 	}

 

 	/**

+	 * @param string charset for string length comparison.

+	 */

+	public function setCharset($value)

+	{

+		$this->setViewState('Charset', $value, '');

+	}

+	

+	/**

+	 * @return string charset for string length comparison.

+	 */

+	public function getCharset()

+	{

+		return $this->getViewState('Charset', '');

+	}

+

+	/**

 	 * This method overrides the parent's implementation.

 	 * The validation succeeds if the input data is within the range.

 	 * The validation always succeeds if the input data is empty.

@@ -142,6 +166,8 @@ class TRangeValidator extends TBaseValidator
 				return $this->isValidFloat($value);

 			case 'Date':

 				return $this->isValidDate($value);

+			case 'StringLength':

+				return $this->isValidStringLength($value);

 			default:

 				return $this->isValidString($value);

 		}

@@ -238,6 +264,33 @@ class TRangeValidator extends TBaseValidator
 			$valid=$valid && (strcmp($value,$maxValue)<=0);

 		return $valid;

 	}

+	

+	/**

+	 * @param string string for comparision

+	 * @return boolean true if min and max string length are satisfied. 

+	 */

+	protected function isValidStringLength($value)

+	{

+		$minValue=$this->getMinValue();

+		$maxValue=$this->getMaxValue();

+

+		$valid=true;

+		$charset = $this->getCharset();

+		if($charset==='')

+		{

+			$app= $this->getApplication()->getGlobalization();

+			$charset = $app ? $app->getCharset() : null;

+			if(!$charset)

+				$charset = 'UTF-8';

+		}

+		

+		$length = iconv_strlen($value, $charset);

+		if($minValue!=='')

+			$valid = $valid && $length >= intval($minValue);

+		if($maxValue!=='')

+			$valid = $valid && $length <= intval($maxValue);

+		return $valid;

+	}

 

 	/**

 	 * Returns an array of javascript validator options.