From dd136858f1ea40ad3c94191d647487fa4f31926c Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel@debian.org>
Date: Fri, 18 Oct 2024 20:33:49 +0200
Subject: Adding upstream version 9.0.0.

Signed-off-by: Daniel Baumann <daniel@debian.org>
---
 routers/api/packages/npm/api.go | 114 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 114 insertions(+)
 create mode 100644 routers/api/packages/npm/api.go

(limited to 'routers/api/packages/npm/api.go')

diff --git a/routers/api/packages/npm/api.go b/routers/api/packages/npm/api.go
new file mode 100644
index 0000000..b4379f3
--- /dev/null
+++ b/routers/api/packages/npm/api.go
@@ -0,0 +1,114 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package npm
+
+import (
+	"encoding/base64"
+	"encoding/hex"
+	"fmt"
+	"net/url"
+	"sort"
+
+	packages_model "code.gitea.io/gitea/models/packages"
+	npm_module "code.gitea.io/gitea/modules/packages/npm"
+	"code.gitea.io/gitea/modules/setting"
+)
+
+func createPackageMetadataResponse(registryURL string, pds []*packages_model.PackageDescriptor) *npm_module.PackageMetadata {
+	sort.Slice(pds, func(i, j int) bool {
+		return pds[i].SemVer.LessThan(pds[j].SemVer)
+	})
+
+	versions := make(map[string]*npm_module.PackageMetadataVersion)
+	distTags := make(map[string]string)
+	for _, pd := range pds {
+		versions[pd.SemVer.String()] = createPackageMetadataVersion(registryURL, pd)
+
+		for _, pvp := range pd.VersionProperties {
+			if pvp.Name == npm_module.TagProperty {
+				distTags[pvp.Value] = pd.Version.Version
+			}
+		}
+	}
+
+	latest := pds[len(pds)-1]
+
+	metadata := latest.Metadata.(*npm_module.Metadata)
+
+	return &npm_module.PackageMetadata{
+		ID:          latest.Package.Name,
+		Name:        latest.Package.Name,
+		DistTags:    distTags,
+		Description: metadata.Description,
+		Readme:      metadata.Readme,
+		Homepage:    metadata.ProjectURL,
+		Author:      npm_module.User{Name: metadata.Author},
+		License:     metadata.License,
+		Versions:    versions,
+		Repository:  metadata.Repository,
+	}
+}
+
+func createPackageMetadataVersion(registryURL string, pd *packages_model.PackageDescriptor) *npm_module.PackageMetadataVersion {
+	hashBytes, _ := hex.DecodeString(pd.Files[0].Blob.HashSHA512)
+
+	metadata := pd.Metadata.(*npm_module.Metadata)
+
+	return &npm_module.PackageMetadataVersion{
+		ID:                   fmt.Sprintf("%s@%s", pd.Package.Name, pd.Version.Version),
+		Name:                 pd.Package.Name,
+		Version:              pd.Version.Version,
+		Description:          metadata.Description,
+		Author:               npm_module.User{Name: metadata.Author},
+		Homepage:             metadata.ProjectURL,
+		License:              metadata.License,
+		Dependencies:         metadata.Dependencies,
+		BundleDependencies:   metadata.BundleDependencies,
+		DevDependencies:      metadata.DevelopmentDependencies,
+		PeerDependencies:     metadata.PeerDependencies,
+		OptionalDependencies: metadata.OptionalDependencies,
+		Readme:               metadata.Readme,
+		Bin:                  metadata.Bin,
+		Dist: npm_module.PackageDistribution{
+			Shasum:    pd.Files[0].Blob.HashSHA1,
+			Integrity: "sha512-" + base64.StdEncoding.EncodeToString(hashBytes),
+			Tarball:   fmt.Sprintf("%s/%s/-/%s/%s", registryURL, url.QueryEscape(pd.Package.Name), url.PathEscape(pd.Version.Version), url.PathEscape(pd.Files[0].File.LowerName)),
+		},
+	}
+}
+
+func createPackageSearchResponse(pds []*packages_model.PackageDescriptor, total int64) *npm_module.PackageSearch {
+	objects := make([]*npm_module.PackageSearchObject, 0, len(pds))
+	for _, pd := range pds {
+		metadata := pd.Metadata.(*npm_module.Metadata)
+
+		scope := metadata.Scope
+		if scope == "" {
+			scope = "unscoped"
+		}
+
+		objects = append(objects, &npm_module.PackageSearchObject{
+			Package: &npm_module.PackageSearchPackage{
+				Scope:       scope,
+				Name:        metadata.Name,
+				Version:     pd.Version.Version,
+				Date:        pd.Version.CreatedUnix.AsLocalTime(),
+				Description: metadata.Description,
+				Author:      npm_module.User{Name: metadata.Author},
+				Publisher:   npm_module.User{Name: pd.Owner.Name},
+				Maintainers: []npm_module.User{}, // npm cli needs this field
+				Keywords:    metadata.Keywords,
+				Links: &npm_module.PackageSearchPackageLinks{
+					Registry: setting.AppURL + "api/packages/" + pd.Owner.Name + "/npm",
+					Homepage: metadata.ProjectURL,
+				},
+			},
+		})
+	}
+
+	return &npm_module.PackageSearch{
+		Objects: objects,
+		Total:   total,
+	}
+}
-- 
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