Exemple #1
0
        public virtual CabinetBuildOption ResolveCabinet(FileRowCollection fileRows, ref string cabinetPath)
        {
            if (fileRows == null)
            {
                throw new ArgumentNullException("fileRows");
            }

            // no special behavior specified, use the default
            if (null == this.cabCachePath && !this.reuseCabinets)
            {
                return CabinetBuildOption.BuildAndMove;
            }

            // if a cabinet cache path was provided, change the location for the cabinet
            // to be built to
            if (null != this.cabCachePath)
            {
                string cabinetName = Path.GetFileName(cabinetPath);
                cabinetPath = Path.Combine(this.cabCachePath, cabinetName);
            }

            // if we still think we're going to reuse the cabinet check to see if the cabinet exists first
            if (this.reuseCabinets)
            {
                bool cabinetValid = false;

                if (BinderFileManager.CheckFileExists(cabinetPath))
                {
                    // check to see if
                    // 1. any files are added or removed
                    // 2. order of files changed or names changed
                    // 3. modified time changed
                    cabinetValid = true;

                    // Need to force garbage collection of WixEnumerateCab to ensure the handle
                    // associated with it is closed before it is reused.
                    using (Cab.WixEnumerateCab wixEnumerateCab = new Cab.WixEnumerateCab())
                    {
                        ArrayList fileList = wixEnumerateCab.Enumerate(cabinetPath);

                        if (fileRows.Count != fileList.Count)
                        {
                            cabinetValid = false;
                        }
                        else
                        {
                            int i = 0;
                            foreach (FileRow fileRow in fileRows)
                            {
                                // First check that the file identifiers match because that is quick and easy.
                                CabinetFileInfo cabFileInfo = fileList[i] as CabinetFileInfo;
                                cabinetValid = (cabFileInfo.FileId == fileRow.File);
                                if (cabinetValid)
                                {
                                    // Still valid so ensure the source time stamp hasn't changed. Thus we need
                                    // to convert the source file time stamp into a cabinet compatible data/time.
                                    FileInfo fileInfo = new FileInfo(fileRow.Source);
                                    ushort sourceCabDate;
                                    ushort sourceCabTime;

                                    Cab.Interop.CabInterop.DateTimeToCabDateAndTime(fileInfo.LastWriteTime, out sourceCabDate, out sourceCabTime);
                                    cabinetValid = (cabFileInfo.Date == sourceCabDate && cabFileInfo.Time == sourceCabTime)
                                        && (cabFileInfo.Size == fileInfo.Length);
                                }

                                if (!cabinetValid)
                                {
                                    break;
                                }

                                i++;
                            }
                        }
                    }
                }

                return (cabinetValid ? CabinetBuildOption.Copy : CabinetBuildOption.BuildAndCopy);
            }
            else // by default move the built cabinet
            {
                return CabinetBuildOption.BuildAndMove;
            }
        }
        public virtual CabinetBuildOption ResolveCabinet(FileRowCollection fileRows, ref string cabinetPath)
        {
            if (fileRows == null)
            {
                throw new ArgumentNullException("fileRows");
            }

            // no special behavior specified, use the default
            if (null == this.cabCachePath && !this.reuseCabinets)
            {
                return(CabinetBuildOption.BuildAndMove);
            }

            // if a cabinet cache path was provided, change the location for the cabinet
            // to be built to
            if (null != this.cabCachePath)
            {
                string cabinetName = Path.GetFileName(cabinetPath);
                cabinetPath = Path.Combine(this.cabCachePath, cabinetName);
            }

            // if we still think we're going to reuse the cabinet check to see if the cabinet exists first
            if (this.reuseCabinets)
            {
                bool cabinetValid = false;

                if (BinderFileManager.CheckFileExists(cabinetPath))
                {
                    // check to see if
                    // 1. any files are added or removed
                    // 2. order of files changed or names changed
                    // 3. modified time changed
                    cabinetValid = true;

                    // Need to force garbage collection of WixEnumerateCab to ensure the handle
                    // associated with it is closed before it is reused.
                    using (Cab.WixEnumerateCab wixEnumerateCab = new Cab.WixEnumerateCab())
                    {
                        ArrayList fileList = wixEnumerateCab.Enumerate(cabinetPath);

                        if (fileRows.Count != fileList.Count)
                        {
                            cabinetValid = false;
                        }
                        else
                        {
                            int i = 0;
                            foreach (FileRow fileRow in fileRows)
                            {
                                // First check that the file identifiers match because that is quick and easy.
                                CabinetFileInfo cabFileInfo = fileList[i] as CabinetFileInfo;
                                cabinetValid = (cabFileInfo.FileId == fileRow.File);
                                if (cabinetValid)
                                {
                                    // Still valid so ensure the source time stamp hasn't changed. Thus we need
                                    // to convert the source file time stamp into a cabinet compatible data/time.
                                    DateTime sourceFileTime = File.GetLastWriteTime(fileRow.Source);
                                    ushort   sourceCabDate;
                                    ushort   sourceCabTime;

                                    Cab.Interop.CabInterop.DateTimeToCabDateAndTime(sourceFileTime, out sourceCabDate, out sourceCabTime);
                                    cabinetValid = (cabFileInfo.Date == sourceCabDate && cabFileInfo.Time == sourceCabTime);
                                }

                                if (!cabinetValid)
                                {
                                    break;
                                }

                                i++;
                            }
                        }
                    }
                }

                return(cabinetValid ? CabinetBuildOption.Copy : CabinetBuildOption.BuildAndCopy);
            }
            else // by default move the built cabinet
            {
                return(CabinetBuildOption.BuildAndMove);
            }
        }
Exemple #3
0
        /// <summary>
        /// Resolves the source path of a cabinet file.
        /// </summary>
        /// <param name="fileRows">Collection of files in this cabinet.</param>
        /// <param name="cabinetPath">Path to cabinet to generate.  Path may be modified by delegate.</param>
        /// <returns>The CabinetBuildOption.  By default the cabinet is built and moved to its target location.</returns>
        public virtual CabinetBuildOption ResolveCabinet(FileRowCollection fileRows, ref string cabinetPath)
        {
            // no special behavior specified, use the default
            if (null == this.cabCachePath && !this.reuseCabinets)
            {
                return(CabinetBuildOption.BuildAndMove);
            }

            // if a cabinet cache path was provided, change the location for the cabinet
            // to be built to
            if (null != this.cabCachePath)
            {
                string cabinetName = Path.GetFileName(cabinetPath);
                cabinetPath = Path.Combine(this.cabCachePath, cabinetName);
            }

            // if we still think we're going to reuse the cabinet check to see if the cabinet exists first
            if (this.reuseCabinets)
            {
                bool cabinetExists = false;

                if (File.Exists(cabinetPath))
                {
                    // check to see if
                    // 1. any files are added or removed
                    // 2. order of files changed or names changed
                    // 3. modified time changed
                    cabinetExists = true;

                    Cab.WixEnumerateCab wixEnumerateCab = new Cab.WixEnumerateCab();
                    ArrayList           fileList        = wixEnumerateCab.Enumerate(cabinetPath);

                    if (fileRows.Count != fileList.Count)
                    {
                        cabinetExists = false;
                    }
                    else
                    {
                        int i = 0;
                        foreach (FileRow fileRow in fileRows)
                        {
                            CabinetFileInfo fileInfo = fileList[i] as CabinetFileInfo;
                            DateTime        fileTime = File.GetLastWriteTime(fileRow.Source);

                            ushort cabDate;
                            ushort cabTime;
                            Cab.Interop.CabInterop.DateTimeToCabDateAndTime(fileTime, out cabDate, out cabTime);
                            if (fileRow.File != fileInfo.FileId || fileInfo.Date != cabDate || fileInfo.Time != cabTime)
                            {
                                cabinetExists = false;
                                break;
                            }
                            i++;
                        }
                    }
                }

                return(cabinetExists ? CabinetBuildOption.Copy : CabinetBuildOption.BuildAndCopy);
            }
            else // by default move the built cabinet
            {
                return(CabinetBuildOption.BuildAndMove);
            }
        }