HttpPostedFile.cs source code in C# .NET

                        Code:
                         / Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / ndp / fx / src / xsp / System / Web / HttpPostedFile.cs / 1 / HttpPostedFile.cs
                        
                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

/* 
 * HttpCookie - collection + name + path 
 *
 * Copyright (c) 1998 Microsoft Corporation 
 */

namespace System.Web {
 
    using System.IO;
    using System.Security.Permissions; 
    using System.Configuration; 
    using System.Web.Configuration;
    using System.Web.Management; 


    /// 
    ///     
    ///       Provides a way to
    ///       access files uploaded by a client. 
    ///     
    /// 
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] 
    public sealed class HttpPostedFile {
        private String _filename;
        private String _contentType;
        private HttpInputStream _stream; 

        internal HttpPostedFile(String filename, String contentType, HttpInputStream stream) { 
            _filename = filename; 
            _contentType = contentType;
            _stream = stream; 
        }

        /*
         * File name 
         */
 
        ///  
        ///    
        ///       Returns the full path of a file on the local browser's machine (for 
        ///       example, "c:\temp\test.txt").
        ///    
        /// 
        public String FileName { 
            get { return _filename;}
        } 
 
        /*
         * Content type 
         */

        /// 
        ///     
        ///       Returns the MIME content type of an incoming file sent by a client.
        ///     
        ///  
        public String ContentType {
            get { return _contentType;} 
        }

        /*
         * Content length 
         */
 
        ///  
        ///    
        ///       Returns the size of an uploaded file, in bytes. 
        ///    
        /// 
        public int ContentLength {
            get { return (int)_stream.Length;} 
        }
 
        /* 
         * Stream
         */ 

        /// 
        ///    
        ///       Provides raw access to 
        ///       contents of an uploaded file.
        ///     
        ///  
        public Stream InputStream {
            get { return _stream;} 
        }

        /*
         * Save into file 
         */
 
        ///  
        ///    
        ///       Initiates a utility method to save an uploaded file to disk. 
        ///    
        /// 
        public void SaveAs(String filename) {
            // VSWhidbey 82855 
            if (!Path.IsPathRooted(filename)) {
                HttpRuntimeSection config = RuntimeConfig.GetConfig().HttpRuntime; 
                if (config.RequireRootedSaveAsPath) { 
                    throw new HttpException(SR.GetString(SR.SaveAs_requires_rooted_path, filename));
                } 
            }

            FileStream f = new FileStream(filename, FileMode.Create);
 
            try {
                _stream.WriteTo(f); 
                f.Flush(); 
            }
            finally { 
                f.Close();
            }
        }
    } 
}

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

/* 
 * HttpCookie - collection + name + path 
 *
 * Copyright (c) 1998 Microsoft Corporation 
 */

namespace System.Web {
 
    using System.IO;
    using System.Security.Permissions; 
    using System.Configuration; 
    using System.Web.Configuration;
    using System.Web.Management; 


    /// 
    ///     
    ///       Provides a way to
    ///       access files uploaded by a client. 
    ///     
    /// 
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] 
    public sealed class HttpPostedFile {
        private String _filename;
        private String _contentType;
        private HttpInputStream _stream; 

        internal HttpPostedFile(String filename, String contentType, HttpInputStream stream) { 
            _filename = filename; 
            _contentType = contentType;
            _stream = stream; 
        }

        /*
         * File name 
         */
 
        ///  
        ///    
        ///       Returns the full path of a file on the local browser's machine (for 
        ///       example, "c:\temp\test.txt").
        ///    
        /// 
        public String FileName { 
            get { return _filename;}
        } 
 
        /*
         * Content type 
         */

        /// 
        ///     
        ///       Returns the MIME content type of an incoming file sent by a client.
        ///     
        ///  
        public String ContentType {
            get { return _contentType;} 
        }

        /*
         * Content length 
         */
 
        ///  
        ///    
        ///       Returns the size of an uploaded file, in bytes. 
        ///    
        /// 
        public int ContentLength {
            get { return (int)_stream.Length;} 
        }
 
        /* 
         * Stream
         */ 

        /// 
        ///    
        ///       Provides raw access to 
        ///       contents of an uploaded file.
        ///     
        ///  
        public Stream InputStream {
            get { return _stream;} 
        }

        /*
         * Save into file 
         */
 
        ///  
        ///    
        ///       Initiates a utility method to save an uploaded file to disk. 
        ///    
        /// 
        public void SaveAs(String filename) {
            // VSWhidbey 82855 
            if (!Path.IsPathRooted(filename)) {
                HttpRuntimeSection config = RuntimeConfig.GetConfig().HttpRuntime; 
                if (config.RequireRootedSaveAsPath) { 
                    throw new HttpException(SR.GetString(SR.SaveAs_requires_rooted_path, filename));
                } 
            }

            FileStream f = new FileStream(filename, FileMode.Create);
 
            try {
                _stream.WriteTo(f); 
                f.Flush(); 
            }
            finally { 
                f.Close();
            }
        }
    } 
}

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

Source code for the .NET framework in C#

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