VerificationAttribute.cs source code in C# .NET

                        Code:
                         / Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / fx / src / xsp / System / Web / UI / VerificationAttribute.cs / 1 / VerificationAttribute.cs
                        
                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Web.UI { 
 
    using System;
    using System.ComponentModel; 
    using System.Security.Permissions;

    [AttributeUsage(AttributeTargets.Class | AttributeTargets.Property, AllowMultiple=true)]
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] 
    public sealed class VerificationAttribute : Attribute {
 
        private string _guideline;       //  "WCAG 1.1", "ADA508" 
        private string _checkpoint;      //10.1: in rule and used by checker
        private VerificationReportLevel _reportLevel;//VerificationReportLevel.Error| Warning| Guideline 
        private int _priority;           //1,2,3,4
        private string _message;         //"something is in error"
        private VerificationRule _rule;  //VerificationRule.Required | Prohibited
        private string _conditionalProperty; //"foo" 
        private VerificationConditionalOperator _conditionalOperator; //VerificationConditionalOperator.Equals | NotEquals
        private string _conditionalValue; //eg. String.Empty 
        private string _guidelineUrl; 

        /* minimal constructor 
         * implies  VerificationRule.Equals
         *          ConditionalProperty = String.Empty
         *          VerificationConditionalOperator.Equals
         *          ConditionalValue = String.Empty 
         *          GuidelineUrl = String.Empty
         */ 
        public VerificationAttribute ( 
                    string guideline,
                    string checkpoint, 
                    VerificationReportLevel reportLevel,
                    int priority,
                    string message) :
                        this(guideline, 
                             checkpoint,
                             reportLevel, 
                             priority, 
                             message,
                             VerificationRule.Required, /*VerificationRule*/ 
                             String.Empty, /*ConditionalProperty*/
                             VerificationConditionalOperator.Equals,
                             String.Empty, /*ConditionalValue*/
                             String.Empty /*GuidelineUrl*/) { 
        }
 
        /* constructor that implies 
         *      ConditionalProperty = String.Empty
         *      VerificationConditionalOperator.Equals 
         *      ConditionalValue = String.Empty
         *      GuidelineUrl = String.Empty
         */
        /* 
        public VerificationAttribute (
                    string guideline, 
                    string checkpoint, 
                    VerificationReportLevel reportLevel,
                    int priority, 
                    string message,
                    VerificationRule rule) :
                        this(guideline,
                             checkpoint, 
                             reportLevel,
                             priority, 
                             message, 
                             rule,
                             String.Empty, //ConditionalProperty 
                             VerificationConditionalOperator.Equals,
                             String.Empty, //ConditionalValue
                             String.Empty) { //GuidelineUrl
        } 

        */ 
 
        /*specifying just a ConditionalProperty implies:
         *      VerificationConditionalOperator.NotEquals 
         *      ConditionalValue = String.Empty
         *      GuidelineUrl = String.Empty
         */
        public VerificationAttribute ( 
                    string guideline,
                    string checkpoint, 
                    VerificationReportLevel reportLevel, 
                    int priority,
                    string message, 
                    VerificationRule rule,
                    string conditionalProperty) :
                        this(guideline,
                             checkpoint, 
                             reportLevel,
                             priority, 
                             message, 
                             rule,
                             conditionalProperty, 
                             VerificationConditionalOperator.NotEquals,
                             String.Empty, /*ConditionalValue*/
                             String.Empty /*GuidelineUrl*/) {
        } 

        /*implies GuidelineUrl = String.Empty */ 
        internal VerificationAttribute ( 
                    string guideline,
                    string checkpoint, 
                    VerificationReportLevel reportLevel,
                    int priority,
                    string message,
                    VerificationRule rule, 
                    string conditionalProperty,
                    VerificationConditionalOperator conditionalOperator, 
                    string conditionalValue) : 
                        this(guideline,
                             checkpoint, 
                             reportLevel,
                             priority,
                             message,
                             rule, 
                             conditionalProperty,
                             conditionalOperator, 
                             conditionalValue, 
                             String.Empty /*GuidelineUrl*/) {
        } 

        public VerificationAttribute(
                    string guideline,
                    string checkpoint, 
                    VerificationReportLevel reportLevel,
                    int priority, 
                    string message, 
                    VerificationRule rule,
                    string conditionalProperty, 
                    VerificationConditionalOperator conditionalOperator,
                    string conditionalValue,
                    string guidelineUrl) {
 
                _guideline = guideline;
                _checkpoint = checkpoint; 
                _reportLevel = reportLevel; 
                _priority = priority;
                _message = message; 
                _rule = rule;
                _conditionalProperty = conditionalProperty;
                _conditionalOperator = conditionalOperator;
                _conditionalValue = conditionalValue; 
                _guidelineUrl = guidelineUrl;
        } 
 
        private VerificationAttribute() {
        } 

        //WCAG 1.1, ADA508, etc.
        public string Guideline {
            get { 
                return _guideline;
            } 
        } 

        //10.1,  12.4, etc. 
        public string Checkpoint {
            get {
                return _checkpoint;
            } 
        }
 
        //VerificationReportLevel.Error | Warning | Guideline 
        public VerificationReportLevel VerificationReportLevel {
            get { 
                return _reportLevel;
            }
        }
 
        //1, 2, 3, 4, etc.
        public int Priority { 
            get { 
                return _priority;
            } 
        }

        //message to use if verification rule is true
        public string Message { 
            get {
                return _message; 
            } 
        }
 
        //VerificationRule.Required | Prohibited
        public VerificationRule VerificationRule {
            get {
                return _rule; 
            }
        } 
 
        //name of other control property to condition the assertion
        //used as lhs of conditional expression 
        public string ConditionalProperty {
            get {
                return _conditionalProperty;
            } 
        }
 
        //VerificationConditionalOperator.Equals | NotEquals 
        //operator to apply to condition statement
        public VerificationConditionalOperator VerificationConditionalOperator { 
            get {
                return _conditionalOperator;
            }
        } 

        //value to use as rhs in conditional expression 
        public string ConditionalValue { 
            get {
                return _conditionalValue; 
            }
        }

        public string GuidelineUrl { 
            get {
                return _guidelineUrl; 
            } 
        }
    } 

    public enum VerificationRule {
        Required,
        Prohibited, 
        NotEmptyString
    } 
 
    public enum VerificationReportLevel {
        Error, 
        Warning,
        Guideline
    }
 
    public enum VerificationConditionalOperator {
        Equals, 
        NotEquals 
    }
} 


// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Web.UI { 
 
    using System;
    using System.ComponentModel; 
    using System.Security.Permissions;

    [AttributeUsage(AttributeTargets.Class | AttributeTargets.Property, AllowMultiple=true)]
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] 
    public sealed class VerificationAttribute : Attribute {
 
        private string _guideline;       //  "WCAG 1.1", "ADA508" 
        private string _checkpoint;      //10.1: in rule and used by checker
        private VerificationReportLevel _reportLevel;//VerificationReportLevel.Error| Warning| Guideline 
        private int _priority;           //1,2,3,4
        private string _message;         //"something is in error"
        private VerificationRule _rule;  //VerificationRule.Required | Prohibited
        private string _conditionalProperty; //"foo" 
        private VerificationConditionalOperator _conditionalOperator; //VerificationConditionalOperator.Equals | NotEquals
        private string _conditionalValue; //eg. String.Empty 
        private string _guidelineUrl; 

        /* minimal constructor 
         * implies  VerificationRule.Equals
         *          ConditionalProperty = String.Empty
         *          VerificationConditionalOperator.Equals
         *          ConditionalValue = String.Empty 
         *          GuidelineUrl = String.Empty
         */ 
        public VerificationAttribute ( 
                    string guideline,
                    string checkpoint, 
                    VerificationReportLevel reportLevel,
                    int priority,
                    string message) :
                        this(guideline, 
                             checkpoint,
                             reportLevel, 
                             priority, 
                             message,
                             VerificationRule.Required, /*VerificationRule*/ 
                             String.Empty, /*ConditionalProperty*/
                             VerificationConditionalOperator.Equals,
                             String.Empty, /*ConditionalValue*/
                             String.Empty /*GuidelineUrl*/) { 
        }
 
        /* constructor that implies 
         *      ConditionalProperty = String.Empty
         *      VerificationConditionalOperator.Equals 
         *      ConditionalValue = String.Empty
         *      GuidelineUrl = String.Empty
         */
        /* 
        public VerificationAttribute (
                    string guideline, 
                    string checkpoint, 
                    VerificationReportLevel reportLevel,
                    int priority, 
                    string message,
                    VerificationRule rule) :
                        this(guideline,
                             checkpoint, 
                             reportLevel,
                             priority, 
                             message, 
                             rule,
                             String.Empty, //ConditionalProperty 
                             VerificationConditionalOperator.Equals,
                             String.Empty, //ConditionalValue
                             String.Empty) { //GuidelineUrl
        } 

        */ 
 
        /*specifying just a ConditionalProperty implies:
         *      VerificationConditionalOperator.NotEquals 
         *      ConditionalValue = String.Empty
         *      GuidelineUrl = String.Empty
         */
        public VerificationAttribute ( 
                    string guideline,
                    string checkpoint, 
                    VerificationReportLevel reportLevel, 
                    int priority,
                    string message, 
                    VerificationRule rule,
                    string conditionalProperty) :
                        this(guideline,
                             checkpoint, 
                             reportLevel,
                             priority, 
                             message, 
                             rule,
                             conditionalProperty, 
                             VerificationConditionalOperator.NotEquals,
                             String.Empty, /*ConditionalValue*/
                             String.Empty /*GuidelineUrl*/) {
        } 

        /*implies GuidelineUrl = String.Empty */ 
        internal VerificationAttribute ( 
                    string guideline,
                    string checkpoint, 
                    VerificationReportLevel reportLevel,
                    int priority,
                    string message,
                    VerificationRule rule, 
                    string conditionalProperty,
                    VerificationConditionalOperator conditionalOperator, 
                    string conditionalValue) : 
                        this(guideline,
                             checkpoint, 
                             reportLevel,
                             priority,
                             message,
                             rule, 
                             conditionalProperty,
                             conditionalOperator, 
                             conditionalValue, 
                             String.Empty /*GuidelineUrl*/) {
        } 

        public VerificationAttribute(
                    string guideline,
                    string checkpoint, 
                    VerificationReportLevel reportLevel,
                    int priority, 
                    string message, 
                    VerificationRule rule,
                    string conditionalProperty, 
                    VerificationConditionalOperator conditionalOperator,
                    string conditionalValue,
                    string guidelineUrl) {
 
                _guideline = guideline;
                _checkpoint = checkpoint; 
                _reportLevel = reportLevel; 
                _priority = priority;
                _message = message; 
                _rule = rule;
                _conditionalProperty = conditionalProperty;
                _conditionalOperator = conditionalOperator;
                _conditionalValue = conditionalValue; 
                _guidelineUrl = guidelineUrl;
        } 
 
        private VerificationAttribute() {
        } 

        //WCAG 1.1, ADA508, etc.
        public string Guideline {
            get { 
                return _guideline;
            } 
        } 

        //10.1,  12.4, etc. 
        public string Checkpoint {
            get {
                return _checkpoint;
            } 
        }
 
        //VerificationReportLevel.Error | Warning | Guideline 
        public VerificationReportLevel VerificationReportLevel {
            get { 
                return _reportLevel;
            }
        }
 
        //1, 2, 3, 4, etc.
        public int Priority { 
            get { 
                return _priority;
            } 
        }

        //message to use if verification rule is true
        public string Message { 
            get {
                return _message; 
            } 
        }
 
        //VerificationRule.Required | Prohibited
        public VerificationRule VerificationRule {
            get {
                return _rule; 
            }
        } 
 
        //name of other control property to condition the assertion
        //used as lhs of conditional expression 
        public string ConditionalProperty {
            get {
                return _conditionalProperty;
            } 
        }
 
        //VerificationConditionalOperator.Equals | NotEquals 
        //operator to apply to condition statement
        public VerificationConditionalOperator VerificationConditionalOperator { 
            get {
                return _conditionalOperator;
            }
        } 

        //value to use as rhs in conditional expression 
        public string ConditionalValue { 
            get {
                return _conditionalValue; 
            }
        }

        public string GuidelineUrl { 
            get {
                return _guidelineUrl; 
            } 
        }
    } 

    public enum VerificationRule {
        Required,
        Prohibited, 
        NotEmptyString
    } 
 
    public enum VerificationReportLevel {
        Error, 
        Warning,
        Guideline
    }
 
    public enum VerificationConditionalOperator {
        Equals, 
        NotEquals 
    }
} 


// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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VerificationAttribute.cs source code in C# .NET

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