repo_raw: Serve raw files

1 files changed, 73 insertions, 0 deletions

diff --git a/handle_repo_raw.go b/handle_repo_raw.go
new file mode 100644
index 0000000..534ed4d
--- /dev/null
+++ b/handle_repo_raw.go
@@ -0,0 +1,73 @@
+package main
+
+import (
+	"net/http"
+	"path"
+	"strings"
+
+	"github.com/go-git/go-git/v5/plumbing"
+	"github.com/go-git/go-git/v5/plumbing/object"
+)
+
+func handle_repo_raw(w http.ResponseWriter, r *http.Request) {
+	data := make(map[string]any)
+	// TODO: Sanitize path values
+	raw_path_spec := r.PathValue("rest")
+	ref_name, group_name, repo_name, path_spec := r.PathValue("ref"), r.PathValue("group_name"), r.PathValue("repo_name"), strings.TrimSuffix(raw_path_spec, "/")
+	data["ref"], data["group_name"], data["repo_name"], data["path_spec"] = ref_name, group_name, repo_name, path_spec
+	repo, err := open_git_repo(group_name, repo_name)
+	if err != nil {
+		_, _ = w.Write([]byte("Error opening repo: " + err.Error()))
+		return
+	}
+	ref, err := repo.Reference(plumbing.NewBranchReferenceName(ref_name), true)
+	if err != nil {
+		_, _ = w.Write([]byte("Error getting repo reference: " + err.Error()))
+		return
+	}
+	ref_hash := ref.Hash()
+	commit_object, err := repo.CommitObject(ref_hash)
+	if err != nil {
+		_, _ = w.Write([]byte("Error getting commit object: " + err.Error()))
+		return
+	}
+	tree, err := commit_object.Tree()
+	if err != nil {
+		_, _ = w.Write([]byte("Error getting file tree: " + err.Error()))
+		return
+	}
+
+	var target *object.Tree
+	if path_spec == "" {
+		target = tree
+	} else {
+		target, err = tree.Tree(path_spec)
+		if err != nil {
+			file, err := tree.File(path_spec)
+			if err != nil {
+				_, _ = w.Write([]byte("Error retrieving path: " + err.Error()))
+				return
+			}
+			file_contents, err := file.Contents()
+			if err != nil {
+				_, _ = w.Write([]byte("Error reading file: " + err.Error()))
+				return
+			}
+			_, _ = w.Write([]byte(file_contents))
+			return
+		}
+	}
+
+	if len(raw_path_spec) != 0 && raw_path_spec[len(raw_path_spec)-1] != '/' {
+		http.Redirect(w, r, path.Base(path_spec)+"/", http.StatusSeeOther)
+		return
+	}
+
+	data["files"] = build_display_git_tree(target)
+
+	err = templates.ExecuteTemplate(w, "repo_raw_dir", data)
+	if err != nil {
+		_, _ = w.Write([]byte("Error rendering template: " + err.Error()))
+		return
+	}
+}