forgejo-federation/models/packages/package_file.go
2023-04-28 18:06:41 -04:00

210 lines
5.9 KiB
Go

// Copyright 2021 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package packages
import (
"context"
"strconv"
"strings"
"time"
"code.gitea.io/gitea/models/db"
"code.gitea.io/gitea/modules/timeutil"
"code.gitea.io/gitea/modules/util"
"xorm.io/builder"
)
func init() {
db.RegisterModel(new(PackageFile))
}
var (
// ErrDuplicatePackageFile indicates a duplicated package file error
ErrDuplicatePackageFile = util.NewAlreadyExistErrorf("package file already exists")
// ErrPackageFileNotExist indicates a package file not exist error
ErrPackageFileNotExist = util.NewNotExistErrorf("package file does not exist")
)
// EmptyFileKey is a named constant for an empty file key
const EmptyFileKey = ""
// PackageFile represents a package file
type PackageFile struct {
ID int64 `xorm:"pk autoincr"`
VersionID int64 `xorm:"UNIQUE(s) INDEX NOT NULL"`
BlobID int64 `xorm:"INDEX NOT NULL"`
Name string `xorm:"NOT NULL"`
LowerName string `xorm:"UNIQUE(s) INDEX NOT NULL"`
CompositeKey string `xorm:"UNIQUE(s) INDEX"`
IsLead bool `xorm:"NOT NULL DEFAULT false"`
CreatedUnix timeutil.TimeStamp `xorm:"created INDEX NOT NULL"`
}
// TryInsertFile inserts a file. If the file exists already ErrDuplicatePackageFile is returned
func TryInsertFile(ctx context.Context, pf *PackageFile) (*PackageFile, error) {
e := db.GetEngine(ctx)
key := &PackageFile{
VersionID: pf.VersionID,
LowerName: pf.LowerName,
CompositeKey: pf.CompositeKey,
}
has, err := e.Get(key)
if err != nil {
return nil, err
}
if has {
return pf, ErrDuplicatePackageFile
}
if _, err = e.Insert(pf); err != nil {
return nil, err
}
return pf, nil
}
// GetFilesByVersionID gets all files of a version
func GetFilesByVersionID(ctx context.Context, versionID int64) ([]*PackageFile, error) {
pfs := make([]*PackageFile, 0, 10)
return pfs, db.GetEngine(ctx).Where("version_id = ?", versionID).Find(&pfs)
}
// GetFileForVersionByID gets a file of a version by id
func GetFileForVersionByID(ctx context.Context, versionID, fileID int64) (*PackageFile, error) {
pf := &PackageFile{
VersionID: versionID,
}
has, err := db.GetEngine(ctx).ID(fileID).Get(pf)
if err != nil {
return nil, err
}
if !has {
return nil, ErrPackageFileNotExist
}
return pf, nil
}
// GetFileForVersionByName gets a file of a version by name
func GetFileForVersionByName(ctx context.Context, versionID int64, name, key string) (*PackageFile, error) {
if name == "" {
return nil, ErrPackageFileNotExist
}
pf := &PackageFile{
VersionID: versionID,
LowerName: strings.ToLower(name),
CompositeKey: key,
}
has, err := db.GetEngine(ctx).Get(pf)
if err != nil {
return nil, err
}
if !has {
return nil, ErrPackageFileNotExist
}
return pf, nil
}
// DeleteFileByID deletes a file
func DeleteFileByID(ctx context.Context, fileID int64) error {
_, err := db.GetEngine(ctx).ID(fileID).Delete(&PackageFile{})
return err
}
// PackageFileSearchOptions are options for SearchXXX methods
type PackageFileSearchOptions struct {
OwnerID int64
PackageType string
VersionID int64
Query string
CompositeKey string
Properties map[string]string
OlderThan time.Duration
db.Paginator
}
func (opts *PackageFileSearchOptions) toConds() builder.Cond {
cond := builder.NewCond()
if opts.VersionID != 0 {
cond = cond.And(builder.Eq{"package_file.version_id": opts.VersionID})
} else if opts.OwnerID != 0 || (opts.PackageType != "" && opts.PackageType != "all") {
var versionCond builder.Cond = builder.Eq{
"package_version.is_internal": false,
}
if opts.OwnerID != 0 {
versionCond = versionCond.And(builder.Eq{"package.owner_id": opts.OwnerID})
}
if opts.PackageType != "" && opts.PackageType != "all" {
versionCond = versionCond.And(builder.Eq{"package.type": opts.PackageType})
}
in := builder.
Select("package_version.id").
From("package_version").
InnerJoin("package", "package.id = package_version.package_id").
Where(versionCond)
cond = cond.And(builder.In("package_file.version_id", in))
}
if opts.CompositeKey != "" {
cond = cond.And(builder.Eq{"package_file.composite_key": opts.CompositeKey})
}
if opts.Query != "" {
cond = cond.And(builder.Like{"package_file.lower_name", strings.ToLower(opts.Query)})
}
if len(opts.Properties) != 0 {
var propsCond builder.Cond = builder.Eq{
"package_property.ref_type": PropertyTypeFile,
}
propsCond = propsCond.And(builder.Expr("package_property.ref_id = package_file.id"))
propsCondBlock := builder.NewCond()
for name, value := range opts.Properties {
propsCondBlock = propsCondBlock.Or(builder.Eq{
"package_property.name": name,
"package_property.value": value,
})
}
propsCond = propsCond.And(propsCondBlock)
cond = cond.And(builder.Eq{
strconv.Itoa(len(opts.Properties)): builder.Select("COUNT(*)").Where(propsCond).From("package_property"),
})
}
if opts.OlderThan != 0 {
cond = cond.And(builder.Lt{"package_file.created_unix": time.Now().Add(-opts.OlderThan).Unix()})
}
return cond
}
// SearchFiles gets all files of packages matching the search options
func SearchFiles(ctx context.Context, opts *PackageFileSearchOptions) ([]*PackageFile, int64, error) {
sess := db.GetEngine(ctx).
Where(opts.toConds())
if opts.Paginator != nil {
sess = db.SetSessionPagination(sess, opts)
}
pfs := make([]*PackageFile, 0, 10)
count, err := sess.FindAndCount(&pfs)
return pfs, count, err
}
// CalculateFileSize sums up all blob sizes matching the search options.
// It does NOT respect the deduplication of blobs.
func CalculateFileSize(ctx context.Context, opts *PackageFileSearchOptions) (int64, error) {
return db.GetEngine(ctx).
Table("package_file").
Where(opts.toConds()).
Join("INNER", "package_blob", "package_blob.id = package_file.blob_id").
SumInt(new(PackageBlob), "size")
}