Esempio n. 1
0
        public static PackageFragmentValidationResult LoadInstallXml(string zipFilename, out XElement installElement)
        {
            installElement = null;

            ZipFileSystem zipFileSystem = null;

            try
            {
                zipFileSystem = new ZipFileSystem(zipFilename);
            }
            catch (Exception ex)
            {
                return(new PackageFragmentValidationResult(PackageFragmentValidationResultType.Fatal, ex));
            }

            string filename = string.Format("~/{0}", PackageSystemSettings.InstallFilename);

            if (zipFileSystem.ContainsFile(filename) == false)
            {
                return(new PackageFragmentValidationResult(PackageFragmentValidationResultType.Fatal, string.Format("Installation file '{0}' is missing from the zip file", filename)));
            }

            try
            {
                using (var stream = zipFileSystem.GetFileStream(filename))
                    using (var streamReader = new C1StreamReader(stream))
                    {
                        string fileContent = streamReader.ReadToEnd();
                        installElement = XElement.Parse(fileContent);
                    }
            }
            catch (Exception ex)
            {
                return(new PackageFragmentValidationResult(PackageFragmentValidationResultType.Fatal, ex));
            }

            return(null);
        }
Esempio n. 2
0
        private IEnumerable <PackageFragmentValidationResult> LoadPackageFragmentInstallerBinaries(XElement packageFragmentInstallerBinariesElement)
        {
            var binaryElements = packageFragmentInstallerBinariesElement.Elements(XmlUtils.GetXName(PackageSystemSettings.XmlNamespace,
                                                                                                    PackageSystemSettings.PackageFragmentInstallerBinariesAddElementName)).ToList();

            if (!binaryElements.Any())
            {
                return(new PackageFragmentValidationResult[0]);
            }

            string binariesDirectory = Path.Combine(this.PackageInstallDirectory, PackageSystemSettings.BinariesDirectoryName);

            if (!C1Directory.Exists(binariesDirectory))
            {
                C1Directory.CreateDirectory(binariesDirectory);
            }

            var result = new List <PackageFragmentValidationResult>();

            foreach (XElement element in binaryElements)
            {
                XAttribute pathAttribute = element.Attribute(PackageSystemSettings.PathAttributeName);

                string sourceFilename = pathAttribute.Value;
                string targetFilename = Path.Combine(binariesDirectory, Path.GetFileName(sourceFilename));

                ZipFileSystem zipFileSystem = new ZipFileSystem(this.ZipFilename);
                if (!zipFileSystem.ContainsFile(sourceFilename))
                {
                    result.AddFatal($"The file '{sourceFilename}' is missing from the zip file");
                    continue;
                }

                // Extracting dll to package temp folder
                if (C1File.Exists(targetFilename))
                {
                    bool success = false;
                    try
                    {
                        FileUtils.Delete(targetFilename);
                        success = true;
                    }
                    catch (UnauthorizedAccessException) {}

                    if (!success)
                    {
                        result.AddFatal($"Access denied to file '{targetFilename}'");
                        continue;
                    }
                }

                zipFileSystem.WriteFileToDisk(sourceFilename, targetFilename);

                string newTargetFilename = Path.Combine(this.TempDirectory, Path.GetFileName(targetFilename));
                C1File.Copy(targetFilename, newTargetFilename);

                Log.LogVerbose("PackageInstaller", "Loading package uninstaller fragment assembly '{0}'", newTargetFilename);

                PackageAssemblyHandler.AddAssembly(newTargetFilename);
            }

            return(result);
        }