157 lines
4.0 KiB
Go
157 lines
4.0 KiB
Go
// Copyright 2022 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package conan
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import (
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"errors"
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"fmt"
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"regexp"
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"strings"
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"code.gitea.io/gitea/modules/log"
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)
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const (
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// taken from https://github.com/conan-io/conan/blob/develop/conans/model/ref.py
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minChars = 2
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maxChars = 51
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// DefaultRevision if no revision is specified
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DefaultRevision = "0"
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)
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var (
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namePattern = regexp.MustCompile(fmt.Sprintf(`^[a-zA-Z0-9_][a-zA-Z0-9_\+\.-]{%d,%d}$`, minChars-1, maxChars-1))
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revisionPattern = regexp.MustCompile(fmt.Sprintf(`^[a-zA-Z0-9]{1,%d}$`, maxChars))
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ErrValidation = errors.New("Could not validate one or more reference fields")
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)
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// RecipeReference represents a recipe <Name>/<Version>@<User>/<Channel>#<Revision>
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type RecipeReference struct {
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Name string
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Version string
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User string
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Channel string
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Revision string
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}
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func NewRecipeReference(name, version, user, channel, revision string) (*RecipeReference, error) {
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log.Trace("Conan Recipe: %s/%s(@%s/%s(#%s))", name, version, user, channel, revision)
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if user == "_" {
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user = ""
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}
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if channel == "_" {
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channel = ""
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}
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if (user != "" && channel == "") || (user == "" && channel != "") {
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return nil, ErrValidation
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}
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if !namePattern.MatchString(name) {
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return nil, ErrValidation
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}
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v := strings.TrimSpace(version)
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if v == "" {
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return nil, ErrValidation
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}
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if user != "" && !namePattern.MatchString(user) {
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return nil, ErrValidation
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}
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if channel != "" && !namePattern.MatchString(channel) {
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return nil, ErrValidation
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}
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if revision != "" && !revisionPattern.MatchString(revision) {
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return nil, ErrValidation
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}
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return &RecipeReference{name, v, user, channel, revision}, nil
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}
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func (r *RecipeReference) RevisionOrDefault() string {
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if r.Revision == "" {
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return DefaultRevision
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}
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return r.Revision
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}
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func (r *RecipeReference) String() string {
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rev := ""
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if r.Revision != "" {
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rev = "#" + r.Revision
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}
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if r.User == "" || r.Channel == "" {
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return fmt.Sprintf("%s/%s%s", r.Name, r.Version, rev)
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}
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return fmt.Sprintf("%s/%s@%s/%s%s", r.Name, r.Version, r.User, r.Channel, rev)
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}
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func (r *RecipeReference) LinkName() string {
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user := r.User
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if user == "" {
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user = "_"
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}
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channel := r.Channel
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if channel == "" {
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channel = "_"
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}
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return fmt.Sprintf("%s/%s/%s/%s/%s", r.Name, r.Version, user, channel, r.RevisionOrDefault())
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}
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func (r *RecipeReference) WithRevision(revision string) *RecipeReference {
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return &RecipeReference{r.Name, r.Version, r.User, r.Channel, revision}
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}
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// AsKey builds the additional key for the package file
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func (r *RecipeReference) AsKey() string {
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return fmt.Sprintf("%s|%s|%s", r.User, r.Channel, r.RevisionOrDefault())
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}
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// PackageReference represents a package of a recipe <Name>/<Version>@<User>/<Channel>#<Revision> <Reference>#<Revision>
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type PackageReference struct {
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Recipe *RecipeReference
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Reference string
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Revision string
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}
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func NewPackageReference(recipe *RecipeReference, reference, revision string) (*PackageReference, error) {
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log.Trace("Conan Package: %v %s(#%s)", recipe, reference, revision)
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if recipe == nil {
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return nil, ErrValidation
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}
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if reference == "" || !revisionPattern.MatchString(reference) {
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return nil, ErrValidation
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}
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if revision != "" && !revisionPattern.MatchString(revision) {
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return nil, ErrValidation
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}
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return &PackageReference{recipe, reference, revision}, nil
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}
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func (r *PackageReference) RevisionOrDefault() string {
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if r.Revision == "" {
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return DefaultRevision
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}
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return r.Revision
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}
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func (r *PackageReference) LinkName() string {
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return fmt.Sprintf("%s/%s", r.Reference, r.RevisionOrDefault())
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}
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func (r *PackageReference) WithRevision(revision string) *PackageReference {
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return &PackageReference{r.Recipe, r.Reference, revision}
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}
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// AsKey builds the additional key for the package file
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func (r *PackageReference) AsKey() string {
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return fmt.Sprintf("%s|%s|%s|%s|%s", r.Recipe.User, r.Recipe.Channel, r.Recipe.RevisionOrDefault(), r.Reference, r.RevisionOrDefault())
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}
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