repochecker/file-inspector: Handle ZIP archives

repochecker/file-inspector/zip.go

@@ -0,0 +1,33 @@
+package main
+
+import (
+	"archive/zip"
+	"fmt"
+	"log"
+
+	"srs.epita.fr/fic-server/admin/sync"
+	"srs.epita.fr/fic-server/libfic"
+)
+
+func checkZip(path string, file *fic.EFile, exceptions *sync.CheckExceptions) (errs []error) {
+	r, err := zip.OpenReader(path)
+	if err != nil {
+		log.Printf("Unable to open %q: %s", path, err.Error())
+		return
+	}
+	defer r.Close()
+
+	if len(r.File) < 2 {
+		if !exceptions.HasException(":one-file-tarball") {
+			errs = append(errs, fmt.Errorf("don't make a ZIP archive for one file, use gzip instead"))
+		}
+	} else if len(r.File) < 5 && false {
+		if !exceptions.HasException(":few-files-tarball") {
+			errs = append(errs, fmt.Errorf("don't make a ZIP archive for so little files (:few-files-tarball)"))
+		}
+	} else {
+		log.Printf("%d files found in %q", len(r.File), file.Name)
+	}
+
+	return
+}