1 files changed, 79 insertions, 0 deletions
diff --git a/builder/builder2v2/build_package.go b/builder/builder2v2/build_package.go
new file mode 100644
index 0000000..7cccf63
--- /dev/null
+++ b/builder/builder2v2/build_package.go
@@ -0,0 +1,79 @@
+// SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
+
+package builder2v2
+
+import (
+	"fmt"
+	"path/filepath"
+	"regexp"
+	"runtime"
+
+	"github.com/spdx/tools-golang/spdx/common"
+	"github.com/spdx/tools-golang/spdx/v2_2"
+	"github.com/spdx/tools-golang/utils"
+)
+
+// BuildPackageSection2_2 creates an SPDX Package (version 2.2), returning
+// that package or error if any is encountered. Arguments:
+//   - packageName: name of package / directory
+//   - dirRoot: path to directory to be analyzed
+//   - pathsIgnore: slice of strings for filepaths to ignore
+func BuildPackageSection2_2(packageName string, dirRoot string, pathsIgnore []string) (*v2_2.Package, error) {
+	// build the file section first, so we'll have it available
+	// for calculating the package verification code
+	filepaths, err := utils.GetAllFilePaths(dirRoot, pathsIgnore)
+	osType := runtime.GOOS
+
+	if err != nil {
+		return nil, err
+	}
+
+	re, ok := regexp.Compile("/+")
+	if ok != nil {
+		return nil, err
+	}
+	dirRootLen := 0
+	if osType == "windows" {
+		dirRootLen = len(dirRoot)
+	}
+
+	files := []*v2_2.File{}
+	fileNumber := 0
+	for _, fp := range filepaths {
+		newFilePatch := ""
+		if osType == "windows" {
+			newFilePatch = filepath.FromSlash("." + fp[dirRootLen:])
+		} else {
+			newFilePatch = filepath.FromSlash("./" + fp)
+		}
+		newFile, err := BuildFileSection2_2(re.ReplaceAllLiteralString(newFilePatch, string(filepath.Separator)), dirRoot, fileNumber)
+		if err != nil {
+			return nil, err
+		}
+		files = append(files, newFile)
+		fileNumber++
+	}
+
+	// get the verification code
+	code, err := utils.GetVerificationCode2_2(files, "")
+	if err != nil {
+		return nil, err
+	}
+
+	// now build the package section
+	pkg := &v2_2.Package{
+		PackageName:                 packageName,
+		PackageSPDXIdentifier:       common.ElementID(fmt.Sprintf("Package-%s", packageName)),
+		PackageDownloadLocation:     "NOASSERTION",
+		FilesAnalyzed:               true,
+		IsFilesAnalyzedTagPresent:   true,
+		PackageVerificationCode:     code,
+		PackageLicenseConcluded:     "NOASSERTION",
+		PackageLicenseInfoFromFiles: []string{},
+		PackageLicenseDeclared:      "NOASSERTION",
+		PackageCopyrightText:        "NOASSERTION",
+		Files:                       files,
+	}
+
+	return pkg, nil
+}