analytics/templates/ps/logicsheets/validation.xslt

<?xml version="1.0" encoding="UTF-8"?>
<!--
    Licensed Materials - Property of IBM

    IBM Cognos Products: ps

    (C) Copyright IBM Corp. 2005, 2013

    US Government Users Restricted Rights - Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
-->

<!--
   Copyright (C) 2008 Cognos ULC, an IBM Company. All rights reserved.
   Cognos (R) is a trademark of Cognos ULC, (formerly Cognos Incorporated).
-->
<xsl:stylesheet version="1.0"
								xmlns:xsl="http://www.w3.org/1999/XSL/Transform" 
								xmlns:out="dummy-uri"
								xmlns:xts="http://developer.cognos.com/schemas/xts/" 
								xmlns:xtsext="xalan://com.cognos.xts.ext.XTSExt">

	<xsl:output method="xml" version="1.0" encoding="UTF-8" indent="no"/>
	<xsl:namespace-alias stylesheet-prefix="out" result-prefix="xsl"/>

	<!-- ======================================================== -->
	<!--                       Variables                          -->
	<!-- ======================================================== -->
	<!-- NOTE:
			To prevent errors from showing up in the Tomcat window when not using the pre-compiled templates, client
			side validation has been forced off in the version of validation.xslt installed in the templates directory.
			To re-enable validation, do the following:
				1. Replace the value of the below rulesFile variable with the following select value:
					select="document( 'cafrules.xml' )/cafrules/variables"
				2. Place cafrules.xml in templates/ps and templates/ps/prompting
	-->
	<xsl:variable name="rulesFile"><noop/></xsl:variable>
	<xsl:variable name="lcletters">abcdefghijklmnopqrstuvwxyz</xsl:variable>
	<xsl:variable name="ucletters">ABCDEFGHIJKLMNOPQRSTUVWXYZ</xsl:variable>

	<!-- ======================================================== -->
	<!--       Applies validation rules to the form field         -->
	<!-- ======================================================== -->

	<xsl:template name="applyValidation">
		<xsl:param name="name"/>
		
		<!-- We need the field name in lower case -->
		<xsl:variable name="fieldName">
			<xsl:value-of select="translate($name,$ucletters,$lcletters)"/>
		</xsl:variable>

		<!-- Find the parameter in the caf rules file -->
		<xsl:variable name="theRule" select="$rulesFile/variable[@name=$fieldName]"/>
		<xsl:if test="$theRule">
			
			<!-- Set a maxlen on the field if it's not already there -->
			<xsl:if test="$theRule/@maxlen">				
				<xsl:if test="not(@maxlength)">
					<xsl:attribute name="maxlength">
						<xsl:value-of select="$theRule/@maxlen"/>
					</xsl:attribute>
				</xsl:if>
			</xsl:if>
      
      <!--  
            If it is a int or uint and no maxlength is set: set it to 32: 
       -->
      <xsl:if test="$theRule/@type = 'int' or $theRule/@type = 'uint'">
        <xsl:if test="not(@maxlength) and not($theRule/@maxlen)">
          <xsl:attribute name="maxlength">32</xsl:attribute>
        </xsl:if>
      </xsl:if>
      
			
			<!-- Add a call for this validation function -->
			<xsl:variable name="validationFunction">
				<xsl:call-template name="validationFunctionName">
					<xsl:with-param name="fieldName" select="$fieldName"/>
				</xsl:call-template>
			</xsl:variable>
			
			<!-- if there was an onblur handler passed in then enhance it with validation checking otherwise add a new onblur handler that does the validation -->
			<!-- BUG FIX -  541871.0; Capture the key strokes to prevent clearing input fields when tabbing to Cancel or Close key (KeyDownHandler)-->
			<out:variable name="handler">
				<BlurHandler>
					<xsl:choose>
						<xsl:when test="not(@onblur)">javascript:<xsl:value-of select="xtsext:javascriptencode(string($validationFunction))"/>(this);</xsl:when> <!-- SEC_INFO: No threat. $validationFunction is based on input/textarea names within the template, and it is only used if a matching rule name is found in the CAF rules -->
						<xsl:otherwise><xsl:variable name="oldOnBlur" select="@onblur"/><xsl:value-of select="$oldOnBlur"/>;<xsl:value-of select="xtsext:javascriptencode(string($validationFunction))"/>(this);</xsl:otherwise> <!-- SEC_INFO: No threat. $validationFunction is based on input/textarea names within the template, and it is only used if a matching rule name is found in the CAF rules -->
					</xsl:choose>	
				</BlurHandler>
				<KeyDownHandler>javascript:setGlobalKeyDownHandler(event);</KeyDownHandler>
			</out:variable>
			
			<!-- if the browser is ie then we need to add the onblur handler as an onfocusout handler so that we can check to see if the target of the onblur is a cancel or close button -->
			<out:choose>
				<out:when test="$browser = 'ie'">
					<out:attribute name="onkeydown">
						<out:value-of select="$handler/KeyDownHandler"/>
					</out:attribute>
					<out:attribute name="onfocusout">
						<out:value-of select="$handler/BlurHandler"/>
					</out:attribute>
				</out:when>
				<out:otherwise>
					<out:attribute name="onblur">
						<out:value-of select="$handler/BlurHandler"/>
					</out:attribute>
				</out:otherwise>
			</out:choose>
		</xsl:if>
		
	</xsl:template>

	<xsl:template name="createValidationFunction">
		<xsl:param name="name"/>
		<xsl:param name="validateobject" select="''"/>
		
		<xsl:variable name="fieldName">
			<xsl:value-of select="translate($name,$ucletters,$lcletters)"/>
		</xsl:variable>

		<!-- Find the parameter in the caf rules file -->
		<xsl:variable name="theRule" select="$rulesFile/variable[@name=$fieldName]"/>
		<xsl:if test="$theRule">
			<xsl:variable name="validationFunction">
				<xsl:call-template name="validationFunctionName">
					<xsl:with-param name="fieldName" select="$fieldName"/>
				</xsl:call-template>
			</xsl:variable>

			function <xsl:value-of select="xtsext:javascriptencode(string($validationFunction))"/>(field) <!-- SEC_INFO: No threat. $validationFunction is based on input/textarea names within the template, and it is only used if a matching rule name is found in the CAF rules -->
			{	
				<out:if test="$browser = 'ie'">
					if (cafGKeyPress != 9 &amp;&amp; event.toElement &amp;&amp;  (event.toElement.id == "IDS_CANCEL" || event.toElement.id == "IDS_CLOSE" || event.toElement.id == "IDS_CLOSE_ICON"<xsl:if test="$validateobject !=''"> || event.toElement.name == "<xsl:value-of select="$validateobject"/>"</xsl:if>))
					{  
						<xsl:if test="$validateobject != ''">
						if( event.toElement.name == "<xsl:value-of select="$validateobject"/>")
							field.value="";
						else
						</xsl:if>
						  field.form.reset();
  				  return;
					} else if (cafGKeyPress == 9) {
						cafGKeyPress = "";
					}
					
				</out:if>
        
				if (window.CAFReportValidationError) {
					var value = field.value;
					var highlight = null;
			<!-- check for invalid strings -->
			<xsl:if test="not( $theRule[@skipglobalrule = 'true'] )">
					var res = CAFContainsInvalidString(value);
					if (res) {
						CAFReportValidationError(cafInvalidStringMsg + res);
						highlight = res;
					}
			</xsl:if>
			
			<!-- Check for maximum length. This is needed for textareas as they don't support the maxlength attribute. -->
			<xsl:if test="$theRule/@maxlen">
					if (value.length &gt; <xsl:value-of select="$theRule/@maxlen"/>)
					{
						CAFReportValidationError(cafInvalidLength);
						highlight=value;
					}
			</xsl:if>

			<!-- Check for int/uint types. -->
			<xsl:if test="$theRule/@type = 'int'">
				if (value != null &amp;&amp; value != "") {
          if (!CAFisInteger(value)) {
            CAFReportValidationError(cafInvalidInteger);
            highlight = value;
          }
        }
			</xsl:if>
			<xsl:if test="$theRule/@type = 'uint'">
          if (value != null &amp;&amp; value != "") {
            if (!CAFisInteger(value,true)) {
              CAFReportValidationError(cafInvalidUnsignedInteger);
              highlight = value;
            }
					}
			</xsl:if>

			<!-- check for int/uint patternrefs -->
			<xsl:for-each select="$theRule/patternref">
				<xsl:choose>
					<xsl:when test="@name = 'type_int'">
            if (value != null &amp;&amp; value != "") {
              if (!CAFisInteger(value)) {
    						CAFReportValidationError(cafInvalidInteger);
    						highlight = value;
    					}
            }
					</xsl:when>
					<xsl:otherwise>
						<xsl:if test="@name = 'type_uint'">
    					if (value != null &amp;&amp; value != "") {
                if (!CAFisInteger(value,true)) {
                  CAFReportValidationError(cafInvalidUnsignedInteger);
                  highlight = value;
                }
              }
						</xsl:if>
					</xsl:otherwise>
				</xsl:choose>
			</xsl:for-each>
					if (highlight != null) {
            cafValidation_field = field;
            cafValidation_highlight = highlight;
            //use the setTimout to fix the following event conflicts 
            //in FF: clicking tab selects the next field,
            //in IE: message is displayed twice when the next field is a select element          
						setTimeout("CAFSelectText(cafValidation_field, cafValidation_highlight);",0);
					}
				}
			}
		</xsl:if>
		
	</xsl:template>
	
	<xsl:template name="validationFunctionName">
		<xsl:param name="fieldName"/>
		<xsl:value-of select="concat('caf_', $fieldName)"/>
	</xsl:template>

	<!-- ======================================================== -->
	<!--                     Form handler                         -->
	<!-- ======================================================== -->
	<xsl:template match="form">
		<xsl:copy>			
			<xsl:copy-of select="@*"/>
			<xsl:apply-templates/>
			
			<script language="javascript" src="{'{$webRoot}'}/cr1/caf.js"/>
			<script language="javascript" src="{'{$webcontent}'}/portal/js/validation.js"/>
			<script language="javascript">
				var cafInvalidStringMsg = &quot;<xts:string id="IDS_VAL_ERR_INVALID_STRING" encode="javascript"/>&quot;;
				var cafInvalidInteger = &quot;<xts:string id="IDS_VAL_ERR_INVALID_INTEGER" encode="javascript"/>&quot;;
				var cafInvalidUnsignedInteger = &quot;<xts:string id="IDS_VAL_ERR_UNSIGNED_INTEGER" encode="javascript"/>&quot;;
				var cafInvalidLength = &quot;<xts:string id="IDS_VAL_ERR_MAXIMUM_LENGTH" encode="javascript"/>&quot;;
				<out:if test="$browser = 'ie'">
					var cafGKeyPress = &quot;&quot;
					function setGlobalKeyDownHandler(event)
					{
						cafGKeyPress = event.keyCode;
					}
				</out:if>
			</script>
			
		</xsl:copy>
	</xsl:template>


	<!-- ======================================================== -->
	<!--          Handlers for individual form fields             -->
	<!-- ======================================================== -->
	<xsl:template match="input[@type='text']">
		<!-- validateobject contains the object that focus can be set to without the validation error being triggered (only an issue with IE) -->
		<xsl:variable name="validateobject" select="@validateobject"/>
		<script language="javascript">
			<xsl:call-template name="createValidationFunction">
				<xsl:with-param name="name" select="@name"/>
				<xsl:with-param name="validateobject" select="$validateobject"/>
			</xsl:call-template>
		</script>
		<xsl:copy>
			<xsl:copy-of select="@*[not(name()='validateobject')]"/>
			<xsl:call-template name="applyValidation">
				<xsl:with-param name="name" select="@name"/>
			</xsl:call-template>
			<xsl:apply-templates/>
		</xsl:copy>
	</xsl:template>
	
	<xsl:template match="textarea">
		<!-- validateobject contains the object that focus can be set to without the validation error being triggered (only an issue with IE) -->
		<xsl:variable name="validateobject" select="@validateobject"/>
		<script language="javascript">
			<xsl:call-template name="createValidationFunction">
				<xsl:with-param name="name" select="@name"/>
				<xsl:with-param name="validateobject" select="$validateobject"/>
			</xsl:call-template>
		</script>
		<xsl:copy>
			<xsl:copy-of select="@*[not(name()='validateobject')]"/>
			<xsl:call-template name="applyValidation">
				<xsl:with-param name="name" select="@name"/>
			</xsl:call-template>
			<xsl:apply-templates/>
		</xsl:copy>
	</xsl:template>	
	
	<xsl:template match="*">
		<xsl:copy>
			<xsl:copy-of select="@*"/>
			<xsl:apply-templates/>
		</xsl:copy>
	</xsl:template>

</xsl:stylesheet>