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- // Copyright 2022 The Gitea Authors. All rights reserved.
- // SPDX-License-Identifier: MIT
-
- package pub
-
- import (
- "errors"
- "fmt"
- "io"
- "net/http"
- "net/url"
- "sort"
- "strings"
- "time"
-
- packages_model "code.gitea.io/gitea/models/packages"
- "code.gitea.io/gitea/modules/context"
- "code.gitea.io/gitea/modules/json"
- "code.gitea.io/gitea/modules/log"
- packages_module "code.gitea.io/gitea/modules/packages"
- pub_module "code.gitea.io/gitea/modules/packages/pub"
- "code.gitea.io/gitea/modules/setting"
- "code.gitea.io/gitea/modules/util"
- "code.gitea.io/gitea/routers/api/packages/helper"
- packages_service "code.gitea.io/gitea/services/packages"
- )
-
- func jsonResponse(ctx *context.Context, status int, obj any) {
- resp := ctx.Resp
- resp.Header().Set("Content-Type", "application/vnd.pub.v2+json")
- resp.WriteHeader(status)
- if err := json.NewEncoder(resp).Encode(obj); err != nil {
- log.Error("JSON encode: %v", err)
- }
- }
-
- func apiError(ctx *context.Context, status int, obj any) {
- type Error struct {
- Code string `json:"code"`
- Message string `json:"message"`
- }
- type ErrorWrapper struct {
- Error Error `json:"error"`
- }
-
- helper.LogAndProcessError(ctx, status, obj, func(message string) {
- jsonResponse(ctx, status, ErrorWrapper{
- Error: Error{
- Code: http.StatusText(status),
- Message: message,
- },
- })
- })
- }
-
- type packageVersions struct {
- Name string `json:"name"`
- Latest *versionMetadata `json:"latest"`
- Versions []*versionMetadata `json:"versions"`
- }
-
- type versionMetadata struct {
- Version string `json:"version"`
- ArchiveURL string `json:"archive_url"`
- Published time.Time `json:"published"`
- Pubspec any `json:"pubspec,omitempty"`
- }
-
- func packageDescriptorToMetadata(baseURL string, pd *packages_model.PackageDescriptor) *versionMetadata {
- return &versionMetadata{
- Version: pd.Version.Version,
- ArchiveURL: fmt.Sprintf("%s/files/%s.tar.gz", baseURL, url.PathEscape(pd.Version.Version)),
- Published: pd.Version.CreatedUnix.AsLocalTime(),
- Pubspec: pd.Metadata.(*pub_module.Metadata).Pubspec,
- }
- }
-
- func baseURL(ctx *context.Context) string {
- return setting.AppURL + "api/packages/" + ctx.Package.Owner.Name + "/pub/api/packages"
- }
-
- // https://github.com/dart-lang/pub/blob/master/doc/repository-spec-v2.md#list-all-versions-of-a-package
- func EnumeratePackageVersions(ctx *context.Context) {
- packageName := ctx.Params("id")
-
- pvs, err := packages_model.GetVersionsByPackageName(ctx, ctx.Package.Owner.ID, packages_model.TypePub, packageName)
- if err != nil {
- apiError(ctx, http.StatusInternalServerError, err)
- return
- }
- if len(pvs) == 0 {
- apiError(ctx, http.StatusNotFound, err)
- return
- }
-
- pds, err := packages_model.GetPackageDescriptors(ctx, pvs)
- if err != nil {
- apiError(ctx, http.StatusInternalServerError, err)
- return
- }
-
- sort.Slice(pds, func(i, j int) bool {
- return pds[i].SemVer.LessThan(pds[j].SemVer)
- })
-
- baseURL := fmt.Sprintf("%s/%s", baseURL(ctx), url.PathEscape(pds[0].Package.Name))
-
- versions := make([]*versionMetadata, 0, len(pds))
- for _, pd := range pds {
- versions = append(versions, packageDescriptorToMetadata(baseURL, pd))
- }
-
- jsonResponse(ctx, http.StatusOK, &packageVersions{
- Name: pds[0].Package.Name,
- Latest: packageDescriptorToMetadata(baseURL, pds[0]),
- Versions: versions,
- })
- }
-
- // https://github.com/dart-lang/pub/blob/master/doc/repository-spec-v2.md#deprecated-inspect-a-specific-version-of-a-package
- func PackageVersionMetadata(ctx *context.Context) {
- packageName := ctx.Params("id")
- packageVersion := ctx.Params("version")
-
- pv, err := packages_model.GetVersionByNameAndVersion(ctx, ctx.Package.Owner.ID, packages_model.TypePub, packageName, packageVersion)
- if err != nil {
- if err == packages_model.ErrPackageNotExist {
- apiError(ctx, http.StatusNotFound, err)
- return
- }
- apiError(ctx, http.StatusInternalServerError, err)
- return
- }
-
- pd, err := packages_model.GetPackageDescriptor(ctx, pv)
- if err != nil {
- apiError(ctx, http.StatusInternalServerError, err)
- return
- }
-
- jsonResponse(ctx, http.StatusOK, packageDescriptorToMetadata(
- fmt.Sprintf("%s/%s", baseURL(ctx), url.PathEscape(pd.Package.Name)),
- pd,
- ))
- }
-
- // https://github.com/dart-lang/pub/blob/master/doc/repository-spec-v2.md#publishing-packages
- func RequestUpload(ctx *context.Context) {
- type UploadRequest struct {
- URL string `json:"url"`
- Fields map[string]string `json:"fields"`
- }
-
- jsonResponse(ctx, http.StatusOK, UploadRequest{
- URL: baseURL(ctx) + "/versions/new/upload",
- Fields: make(map[string]string),
- })
- }
-
- // https://github.com/dart-lang/pub/blob/master/doc/repository-spec-v2.md#publishing-packages
- func UploadPackageFile(ctx *context.Context) {
- file, _, err := ctx.Req.FormFile("file")
- if err != nil {
- apiError(ctx, http.StatusBadRequest, err)
- return
- }
- defer file.Close()
-
- buf, err := packages_module.CreateHashedBufferFromReader(file)
- if err != nil {
- apiError(ctx, http.StatusInternalServerError, err)
- return
- }
- defer buf.Close()
-
- pck, err := pub_module.ParsePackage(buf)
- if err != nil {
- if errors.Is(err, util.ErrInvalidArgument) {
- apiError(ctx, http.StatusBadRequest, err)
- } else {
- apiError(ctx, http.StatusInternalServerError, err)
- }
- return
- }
-
- if _, err := buf.Seek(0, io.SeekStart); err != nil {
- apiError(ctx, http.StatusInternalServerError, err)
- return
- }
-
- _, _, err = packages_service.CreatePackageAndAddFile(
- ctx,
- &packages_service.PackageCreationInfo{
- PackageInfo: packages_service.PackageInfo{
- Owner: ctx.Package.Owner,
- PackageType: packages_model.TypePub,
- Name: pck.Name,
- Version: pck.Version,
- },
- SemverCompatible: true,
- Creator: ctx.Doer,
- Metadata: pck.Metadata,
- },
- &packages_service.PackageFileCreationInfo{
- PackageFileInfo: packages_service.PackageFileInfo{
- Filename: strings.ToLower(pck.Version + ".tar.gz"),
- },
- Creator: ctx.Doer,
- Data: buf,
- IsLead: true,
- },
- )
- if err != nil {
- switch err {
- case packages_model.ErrDuplicatePackageVersion:
- apiError(ctx, http.StatusBadRequest, err)
- case packages_service.ErrQuotaTotalCount, packages_service.ErrQuotaTypeSize, packages_service.ErrQuotaTotalSize:
- apiError(ctx, http.StatusForbidden, err)
- default:
- apiError(ctx, http.StatusInternalServerError, err)
- }
- return
- }
-
- ctx.Resp.Header().Set("Location", fmt.Sprintf("%s/versions/new/finalize/%s/%s", baseURL(ctx), url.PathEscape(pck.Name), url.PathEscape(pck.Version)))
- ctx.Status(http.StatusNoContent)
- }
-
- // https://github.com/dart-lang/pub/blob/master/doc/repository-spec-v2.md#publishing-packages
- func FinalizePackage(ctx *context.Context) {
- packageName := ctx.Params("id")
- packageVersion := ctx.Params("version")
-
- _, err := packages_model.GetVersionByNameAndVersion(ctx, ctx.Package.Owner.ID, packages_model.TypePub, packageName, packageVersion)
- if err != nil {
- if err == packages_model.ErrPackageNotExist {
- apiError(ctx, http.StatusNotFound, err)
- return
- }
- apiError(ctx, http.StatusInternalServerError, err)
- return
- }
-
- type Success struct {
- Message string `json:"message"`
- }
- type SuccessWrapper struct {
- Success Success `json:"success"`
- }
-
- jsonResponse(ctx, http.StatusOK, SuccessWrapper{Success{}})
- }
-
- // https://github.com/dart-lang/pub/blob/master/doc/repository-spec-v2.md#deprecated-download-a-specific-version-of-a-package
- func DownloadPackageFile(ctx *context.Context) {
- packageName := ctx.Params("id")
- packageVersion := strings.TrimSuffix(ctx.Params("version"), ".tar.gz")
-
- pv, err := packages_model.GetVersionByNameAndVersion(ctx, ctx.Package.Owner.ID, packages_model.TypePub, packageName, packageVersion)
- if err != nil {
- if err == packages_model.ErrPackageNotExist {
- apiError(ctx, http.StatusNotFound, err)
- return
- }
- apiError(ctx, http.StatusInternalServerError, err)
- return
- }
-
- pd, err := packages_model.GetPackageDescriptor(ctx, pv)
- if err != nil {
- apiError(ctx, http.StatusInternalServerError, err)
- return
- }
-
- pf := pd.Files[0].File
-
- s, u, _, err := packages_service.GetPackageFileStream(ctx, pf)
- if err != nil {
- apiError(ctx, http.StatusInternalServerError, err)
- return
- }
-
- helper.ServePackageFile(ctx, s, u, pf)
- }
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