Sample code to either Calculate size of all files or Export Files from a web

using System;using Microsoft.SharePoint;using System.IO;using System.Collections;namespace ExportWebFiles{   class AppClass {      static string m_strExportDir = null;      static bool m_RecurseWebs = false;      static bool m_RecurseFolders = false; [STAThread]      static void Main(string[] args) {         // Assume that the first argument is a valid URL         SPSite siteColl = new SPSite(args[0]);         // For sample purposes, let's recurse everything // You could make this an arg         m_RecurseWebs = true;         // recurse ALL folders found on the web. // You could make this an arg         m_RecurseFolders = true;         // Get the path to dump the files to if we want to export the files, otherwise // this is a good code template to start from to file level analysis on your webs         if(args.Length > 1 && (args[1].ToLower().CompareTo("-export")) == 0) m_strExportDir = args[2].ToString();         // You could use this code to run through all the files in every folder // on the web, to calculate the total size of the files in the web. // something like the following:         long lTotalSize = 0;         // Kick it off         lTotalSize = GetWebDetails(siteColl.RootWeb); Console.WriteLine("Done!!!"); Console.WriteLine("Total size of all files in all folders is: " + lTotalSize); }      static long GetWebDetails(SPWeb web) {         long lWebTotal = 0; Console.WriteLine("Analyzing web " + web.Name + " at location " + web.ServerRelativeUrl);         // enumerate over all the folders on the web         foreach(SPFolder folder in web.Folders) { lWebTotal += GetFolderDetails(folder); }         // Do the same for all subwebs         if(m_RecurseWebs) {            foreach(SPWeb subweb in web.Webs) lWebTotal += GetWebDetails(subweb); } Console.WriteLine("Total size of all files in all folders for " + web.Name + " is: " + lWebTotal);         return lWebTotal; }      static long GetFolderDetails(SPFolder folder) { Console.WriteLine("Processing Folder " + folder.ServerRelativeUrl);         string strPath = null;         long lFolderSize = 0;         // If we're exporting the files from the web to the local file system, // create the appropriate file system folder         if(m_strExportDir != null) { strPath = CheckPathAndCreate(folder.ServerRelativeUrl); }         foreach(SPFile file in folder.Files) {            // If we're exporting, stream out the files.            if(m_strExportDir != null) {               string sFileLoc = m_strExportDir + strPath + "\\" + file.Name; Console.WriteLine(" Exporting file " + file.Name + " to " + sFileLoc);               byte[] binFile = file.OpenBinary(); FileStream fs = new FileStream(sFileLoc,FileMode.OpenOrCreate,FileAccess.Write); fs.Write(binFile,0,binFile.Length); fs.Close(); }         // You could use this code to run through all the files in every folder // on the web, to calculate the total size of the files in the web. // something like the following:         lFolderSize += file.Length; }          if(m_RecurseFolders) {            foreach(SPFolder subfolder in folder.SubFolders) GetFolderDetails(subfolder); }          return lFolderSize; }      // Break apart the URL and make a File System directory heirarchy from it if needed.      static string CheckPathAndCreate(string ServerRelativeUrl) {         string strPath; strPath = ServerRelativeUrl.Replace("/","\\");         // ServerRelativeUrl will begin with "/" so we'll be cool to just append it onto m_strExportDir         System.IO.Directory.CreateDirectory(m_strExportDir + strPath);         return strPath; } }}// END Sample.cs