mirror of
https://github.com/go-gitea/gitea
synced 2024-12-23 00:54:28 +00:00
158 lines
4.7 KiB
Go
158 lines
4.7 KiB
Go
// Copyright 2021 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package context
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import (
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gocontext "context"
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"fmt"
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"net/http"
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"code.gitea.io/gitea/models/organization"
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packages_model "code.gitea.io/gitea/models/packages"
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"code.gitea.io/gitea/models/perm"
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"code.gitea.io/gitea/models/unit"
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user_model "code.gitea.io/gitea/models/user"
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"code.gitea.io/gitea/modules/setting"
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"code.gitea.io/gitea/modules/structs"
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"code.gitea.io/gitea/modules/templates"
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)
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// Package contains owner, access mode and optional the package descriptor
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type Package struct {
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Owner *user_model.User
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AccessMode perm.AccessMode
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Descriptor *packages_model.PackageDescriptor
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}
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// PackageAssignment returns a middleware to handle Context.Package assignment
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func PackageAssignment() func(ctx *Context) {
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return func(ctx *Context) {
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packageAssignment(ctx, func(status int, title string, obj interface{}) {
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err, ok := obj.(error)
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if !ok {
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err = fmt.Errorf("%s", obj)
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}
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if status == http.StatusNotFound {
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ctx.NotFound(title, err)
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} else {
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ctx.ServerError(title, err)
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}
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})
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}
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}
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// PackageAssignmentAPI returns a middleware to handle Context.Package assignment
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func PackageAssignmentAPI() func(ctx *APIContext) {
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return func(ctx *APIContext) {
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packageAssignment(ctx.Context, ctx.Error)
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}
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}
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func packageAssignment(ctx *Context, errCb func(int, string, interface{})) {
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ctx.Package = &Package{
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Owner: ctx.ContextUser,
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}
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var err error
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ctx.Package.AccessMode, err = determineAccessMode(ctx)
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if err != nil {
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errCb(http.StatusInternalServerError, "determineAccessMode", err)
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return
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}
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packageType := ctx.Params("type")
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name := ctx.Params("name")
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version := ctx.Params("version")
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if packageType != "" && name != "" && version != "" {
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pv, err := packages_model.GetVersionByNameAndVersion(ctx, ctx.Package.Owner.ID, packages_model.Type(packageType), name, version)
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if err != nil {
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if err == packages_model.ErrPackageNotExist {
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errCb(http.StatusNotFound, "GetVersionByNameAndVersion", err)
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} else {
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errCb(http.StatusInternalServerError, "GetVersionByNameAndVersion", err)
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}
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return
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}
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ctx.Package.Descriptor, err = packages_model.GetPackageDescriptor(ctx, pv)
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if err != nil {
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errCb(http.StatusInternalServerError, "GetPackageDescriptor", err)
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return
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}
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}
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}
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func determineAccessMode(ctx *Context) (perm.AccessMode, error) {
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if setting.Service.RequireSignInView && ctx.Doer == nil {
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return perm.AccessModeNone, nil
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}
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if ctx.Doer != nil && !ctx.Doer.IsGhost() && (!ctx.Doer.IsActive || ctx.Doer.ProhibitLogin) {
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return perm.AccessModeNone, nil
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}
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accessMode := perm.AccessModeNone
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if ctx.Package.Owner.IsOrganization() {
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org := organization.OrgFromUser(ctx.Package.Owner)
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// 1. Get user max authorize level for the org (may be none, if user is not member of the org)
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if ctx.Doer != nil {
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var err error
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accessMode, err = org.GetOrgUserMaxAuthorizeLevel(ctx.Doer.ID)
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if err != nil {
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return accessMode, err
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}
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// If access mode is less than write check every team for more permissions
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if accessMode < perm.AccessModeWrite {
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teams, err := organization.GetUserOrgTeams(ctx, org.ID, ctx.Doer.ID)
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if err != nil {
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return accessMode, err
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}
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for _, t := range teams {
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perm := t.UnitAccessMode(ctx, unit.TypePackages)
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if accessMode < perm {
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accessMode = perm
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}
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}
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}
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}
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// 2. If authorize level is none, check if org is visible to user
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if accessMode == perm.AccessModeNone && organization.HasOrgOrUserVisible(ctx, ctx.Package.Owner, ctx.Doer) {
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accessMode = perm.AccessModeRead
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}
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} else {
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if ctx.Doer != nil && !ctx.Doer.IsGhost() {
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// 1. Check if user is package owner
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if ctx.Doer.ID == ctx.Package.Owner.ID {
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accessMode = perm.AccessModeOwner
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} else if ctx.Package.Owner.Visibility == structs.VisibleTypePublic || ctx.Package.Owner.Visibility == structs.VisibleTypeLimited { // 2. Check if package owner is public or limited
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accessMode = perm.AccessModeRead
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}
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} else if ctx.Package.Owner.Visibility == structs.VisibleTypePublic { // 3. Check if package owner is public
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accessMode = perm.AccessModeRead
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}
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}
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return accessMode, nil
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}
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// PackageContexter initializes a package context for a request.
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func PackageContexter(ctx gocontext.Context) func(next http.Handler) http.Handler {
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_, rnd := templates.HTMLRenderer(ctx)
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return func(next http.Handler) http.Handler {
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return http.HandlerFunc(func(resp http.ResponseWriter, req *http.Request) {
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ctx := Context{
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Resp: NewResponse(resp),
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Data: map[string]interface{}{},
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Render: rnd,
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}
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defer ctx.Close()
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ctx.Req = WithContext(req, &ctx)
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next.ServeHTTP(ctx.Resp, ctx.Req)
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})
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}
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}
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