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/*******************************************************************************
* Name : P4Directory.cs
*
* Author : Duncan Barbee <dbarbee@perforce.com>
*
* Description : Classes used to abstract a directory in Perforce
*
******************************************************************************/
using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO; // for Path class
namespace Perforce.P4
{
/// <summary>
/// Class representing a directory in a Perforce depot and/or client workspace.
/// </summary>
public class P4Directory
{
private Repository _repository = null;
private P4CommandResult results;
/// <summary>
/// Results of the last command run on this directory (if any)
/// </summary>
public P4CommandResult LastCommandResults { get { return results; } }
/// <summary>
/// The workspace containing this directory
/// </summary>
public Client Workspace;
private String depotPath = String.Empty;
/// <summary>
/// The path in the Perforce depot, if known
/// </summary>
public String DepotPath
{
get { return depotPath; }
}
public FileSpec DepotSpec
{
get
{
return FileSpec.DepotSpec(string.Format("{0}/*", depotPath));
}
}
public FileSpec RecursiveSpec
{
get
{
return FileSpec.DepotSpec(string.Format("{0}/...", depotPath));
}
}
private String localPath = String.Empty;
/// <summary>
/// The path in the local file system, if known
/// </summary>
public String LocalPath
{
get { return localPath; }
set { localPath = value; }
}
// This directory exists in the depot
private bool inDepot = false;
/// <summary>
/// Is this directory exists in the depot?
/// </summary>
public bool InDepot
{
get { return inDepot; }
set { inDepot = value; }
}
// This directory exists in the workspace
private bool inWorkspace = false;
/// <summary>
/// Is this directory in the workspace?
/// </summary>
public bool InWorkspace
{
get { return inWorkspace; }
set { inWorkspace = value; }
}
private P4Directory parentDirectory = null;
/// <summary>
/// The parent directory
/// </summary>
public P4Directory ParentDirectory
{
get { return parentDirectory; }
}
private String name = String.Empty;
/// <summary>
/// Directory name
/// </summary>
public String Name
{
get { return name; }
}
private P4DirectoryMap subdirectories;
/// <summary>
/// List of child P4Directories
/// </summary>
public IList<P4Directory> Subdirectories
{
get { return (List<P4Directory>)subdirectories; }
}
private P4FileMap files;
/// <summary>
/// List of P4Files in the directory
/// </summary>
public IList<FileMetaData> Files
{
get { return (List<FileMetaData>)files; }
}
private void Init(Repository repository, Client nWorkspace, String nName, String nDepotPath, String nLocalPath, P4Directory parent)
{
if (repository == null)
{
throw new ArgumentNullException("server", "P4Directory requires a valid Repository");
}
if (String.IsNullOrEmpty(nDepotPath) && String.IsNullOrEmpty(nLocalPath))
{
throw new ArgumentNullException("nDepotPath/nLocalPath",
"Must provide either the local path or path in the depot.");
}
_repository = repository;
Workspace = nWorkspace;
name = nName;
depotPath = nDepotPath;
localPath = nLocalPath;
// We'll determine the unspecified paths when( if) we add files to a
// directory, because the server will provide us with enough
// information to accurately determine the correct paths, because
// depending on the mapping, the structure of the two trees might
// differ in the levels between the roots and the first directories
// down ith tree containing files.
//if( String.IsNullOrEmpty( nLocalPath ) && parent != null && !String.IsNullOrEmpty( parent.LocalPath ) )
//{
// // see if we can determine the local directory if not specified
// localPath = String.Format( "{0}/{1}", parent.LocalPath, Path.GetFileName( depotPath ) );
//}
//if( String.IsNullOrEmpty( nDepotPath ) && parent != null && !String.IsNullOrEmpty( parent.DepotPath ) )
//{
// // see if we can determine the depot directory if not specified
// depotPath = String.Format( "{0}/{1}", parent.DepotPath, Path.GetFileName( localPath ) );
//}
parentDirectory = parent;
}
/// <summary>
/// Create a new P4Directory
/// </summary>
/// <param name="server">Perforce Server</param>
/// <param name="nWorkspace">Active workspace(client), can be null</param>
/// <param name="nName">The name of the directory</param>
/// <param name="nDepotPath">Full path in the depot, can be null</param>
/// <param name="nLocalPath">Full path in the local file system, can be null</param>
/// <param name="parent">Parent directory, can be null</param>
/// <remarks>
/// Either the depot or local path can be null, not both.
/// </remarks>
public P4Directory(Repository repository, Client nWorkspace, String nName, String nDepotPath, String nLocalPath, P4Directory parent)
{
Init(repository, nWorkspace, nName, nDepotPath, nLocalPath, parent);
}
/// <summary>
/// Create a new P4Directory
/// </summary>
/// <param name="server">Perforce Server</param>
/// <param name="nWorkspace">Active workspace(client), can be null</param>
/// <param name="nDepotPath">Full path in the depot, can be null</param>
/// <param name="nLocalPath">Full path in the local file system, can be null</param>
/// <param name="parent">Parent directory, can be null</param>
/// <remarks>
/// Either the depot or local path can be null, not both. The file name
/// will be taken from the depot path if provided, otherwise from the
/// local path
/// </remarks>
public P4Directory(Repository repository, Client nWorkspace, String nDepotPath, String nLocalPath, P4Directory parent)
{
String nName;
if (!String.IsNullOrEmpty(nDepotPath))
nName = nDepotPath.Substring(nDepotPath.LastIndexOf('/') + 1);
else if (!String.IsNullOrEmpty(nLocalPath))
nName = nLocalPath.Substring(nLocalPath.LastIndexOf('/') + 1);
else
nName = "????";
Init(repository, nWorkspace, nName, nDepotPath, nLocalPath, parent);
}
/// <summary>
/// Expand the directory by filling in the list of child directories
/// and file within the directory.
/// </summary>
/// <returns>false if an error prevented completion</returns>
public bool Expand()
{
if (String.IsNullOrEmpty(depotPath))
return false;
// if we have the depot path, get a list of the subdirectories from the depot
if (!String.IsNullOrEmpty(depotPath))
{
IList<string> subdirs = _repository.GetDepotDirs(null, String.Format("{0}/*", depotPath));
if ((subdirs != null) && (subdirs.Count >0))
{
subdirectories = P4DirectoryMap.FromDirsOutput(_repository, Workspace, this, subdirs);
foreach (P4Directory dir in subdirectories.Values)
{
dir.InDepot = true;
}
}
IList<FileMetaData> fileList = _repository.GetFileMetaData(null, FileSpec.DepotSpec(String.Format("{0}/*", depotPath)));
// get a list of the files in the directory
if (fileList != null)
{
files = P4FileMap.FromFstatOutput(fileList);
// if the directory contains files from the depot, we can use
// the local path of one of those files to determine the local
// path for this directory
if ((String.IsNullOrEmpty(localPath)) && (files != null) && (files.Count > 0))
{
foreach (FileMetaData f in files.Values)
{
if ((f.LocalPath != null) && !String.IsNullOrEmpty(f.LocalPath.Path))
{
localPath = f.LocalPath.GetDirectoryName();
break;
}
}
}
}
}
// if we have a workspace and a local path, match the files and
// subdirectories in the depot with the files in the file system
if ((!String.IsNullOrEmpty(localPath)) && (Workspace != null))
{
DirectoryInfo[] directoryList = null;
FileInfo[] fileList = null;
try
{
DirectoryInfo di = new DirectoryInfo(localPath);
directoryList = di.GetDirectories();
fileList = di.GetFiles();
}
catch (Exception ex)
{
//LogFile.LogException( "Initializing Directory from Workspace", ex );
}
// get the subdirectories listed in the file and match them up
// with the one in the list from the depot
if ((directoryList != null) && (directoryList.Length > 0))
{
foreach (DirectoryInfo di in directoryList)
{
string itemName = di.Name;
if (subdirectories.ContainsKey(itemName))
{
subdirectories[itemName].InWorkspace = true;
}
else
{
P4Directory subDir = new P4Directory(_repository, Workspace, itemName, null, di.FullName, parentDirectory);
subDir.InDepot = false;
subDir.InWorkspace = true;
subdirectories[itemName] = subDir;
}
}
}
// get the files listed in the subdirectory and match them up
// with the one in the list from the depot
if ((fileList != null) && (fileList.Length > 0))
{
foreach (FileInfo fi in fileList)
{
string itemName = fi.Name;
if (files.ContainsKey(itemName) == false)
{
FileMetaData file = new FileMetaData();
file.LocalPath = new LocalPath(fi.FullName);
file.DepotPath = null;
file.FileSize = fi.Length;
files[itemName] = file;
}
}
}
}
return true;
}
/// <summary>
/// Search for a depot file in the sub tree of this directory
/// </summary>
/// <param name="searchStr">Name of file to find</param>
/// <returns></returns>
//public IList<File> Search(String searchStr)
//{
// IList<File> files = _repository.GetFiles()
// P4Command cmd = new P4Command( _repository, "files", true,
// String.Format( "{0}/.../{1}", DepotPath, searchStr ) );
// P4FileList files = null;
// results = cmd.Run();
// if (results.Success)
// {
// files = P4FileList.FromFilesOutput(_repository, results.TaggedOutput);
// }
// return files;
//}
}
/// <summary>
/// A dictionary of P4Directory objects keyed by the directory name
/// </summary>
/// <remarks>
/// No provision is made for a collision directory of names, so should only create
/// a mapping for directories that are known to have unique names, such as the
/// sub directories within a given directory.
/// </remarks>
public class P4DirectoryMap : Dictionary<String, P4Directory>
{
/// <summary>
/// Create a directory map from the output of a 'dirs' command
/// </summary>
/// <param name="pserver">Perforce server</param>
/// <param name="Workspace">Active workspace, if any</param>
/// <param name="parent">Parent directory for all the directories in the map</param>
/// <param name="dirsOutput">Output from a 'dirs' command</param>
/// <returns>THe list of P4Directories</returns>
public static P4DirectoryMap FromDirsOutput(Repository repository, Client Workspace, P4Directory parent, IList<string> dirsOutput)
{
if (dirsOutput == null || dirsOutput.Count < 1)
return null;
P4DirectoryMap value = new P4DirectoryMap();
foreach (string path in dirsOutput)
{
P4Directory dir = new P4Directory(repository, Workspace, path, null, parent);
value[dir.Name] = dir;
dir.InDepot = true;
dir.InWorkspace = false; // won't know till later
}
return value;
}
/// <summary>
/// Cast a P4Directory map to a P4DirectoryList
/// </summary>
/// <param name="m"></param>
/// <returns></returns>
public static implicit operator List<P4Directory>(P4DirectoryMap m)
{
if (m == null)
return null;
List<P4Directory> value = new List<P4Directory>();
foreach (P4Directory d in m.Values)
value.Add(d);
return value;
}
}
/// <summary>
/// A dictionary of FileMetaData objects keyed by the name of the file.
/// </summary>
/// <remarks>
/// No provision is made for a collision of file names, so should only create
/// a mapping for files that are known to have unique names, such as within a
/// given directory.
/// </remarks>
public class P4FileMap : Dictionary<String, FileMetaData>
{
/// <summary>
/// Create a P4FileMap from the output of an fstat command
/// </summary>
/// <param name="pServer"></param>
/// <param name="fstatInfo"></param>
/// <returns></returns>
public static P4FileMap FromFstatOutput(IList<FileMetaData> fileList)
{
if (fileList == null || fileList.Count <= 0)
return null;
P4FileMap value = new P4FileMap();
foreach (FileMetaData fsInfo in fileList)
{
value[fsInfo.GetFileName()] = fsInfo;
}
return value;
}
/// <summary>
/// Cast the map to IList of FileMetaData
/// </summary>
/// <param name="m"></param>
/// <returns></returns>
public static implicit operator List<FileMetaData>(P4FileMap m)
{
if (m == null)
return null;
List<FileMetaData> value = new List<FileMetaData>();
foreach (FileMetaData d in m.Values)
value.Add(d);
return value;
}
}
}