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| 1 | +// Copyright 2023 The Gitea Authors. All rights reserved. |
| 2 | +// SPDX-License-Identifier: MIT |
| 3 | + |
| 4 | +package cran |
| 5 | + |
| 6 | +import ( |
| 7 | + "context" |
| 8 | + "strconv" |
| 9 | + "strings" |
| 10 | + |
| 11 | + "code.gitea.io/gitea/models/db" |
| 12 | + "code.gitea.io/gitea/models/packages" |
| 13 | + cran_module "code.gitea.io/gitea/modules/packages/cran" |
| 14 | + |
| 15 | + "xorm.io/builder" |
| 16 | +) |
| 17 | + |
| 18 | +type SearchOptions struct { |
| 19 | + OwnerID int64 |
| 20 | + FileType string |
| 21 | + Platform string |
| 22 | + RVersion string |
| 23 | + Filename string |
| 24 | +} |
| 25 | + |
| 26 | +func (opts *SearchOptions) toConds() builder.Cond { |
| 27 | + var cond builder.Cond = builder.Eq{ |
| 28 | + "package.type": packages.TypeCran, |
| 29 | + "package.owner_id": opts.OwnerID, |
| 30 | + "package_version.is_internal": false, |
| 31 | + } |
| 32 | + |
| 33 | + if opts.Filename != "" { |
| 34 | + cond = cond.And(builder.Eq{"package_file.lower_name": strings.ToLower(opts.Filename)}) |
| 35 | + } |
| 36 | + |
| 37 | + var propsCond builder.Cond = builder.Eq{ |
| 38 | + "package_property.ref_type": packages.PropertyTypeFile, |
| 39 | + } |
| 40 | + propsCond = propsCond.And(builder.Expr("package_property.ref_id = package_file.id")) |
| 41 | + |
| 42 | + count := 1 |
| 43 | + propsCondBlock := builder.Eq{"package_property.name": cran_module.PropertyType}.And(builder.Eq{"package_property.value": opts.FileType}) |
| 44 | + |
| 45 | + if opts.Platform != "" { |
| 46 | + count += 2 |
| 47 | + propsCondBlock = propsCondBlock. |
| 48 | + Or(builder.Eq{"package_property.name": cran_module.PropertyPlatform}.And(builder.Eq{"package_property.value": opts.Platform})). |
| 49 | + Or(builder.Eq{"package_property.name": cran_module.PropertyRVersion}.And(builder.Eq{"package_property.value": opts.RVersion})) |
| 50 | + } |
| 51 | + |
| 52 | + propsCond = propsCond.And(propsCondBlock) |
| 53 | + |
| 54 | + cond = cond.And(builder.Eq{ |
| 55 | + strconv.Itoa(count): builder.Select("COUNT(*)").Where(propsCond).From("package_property"), |
| 56 | + }) |
| 57 | + |
| 58 | + return cond |
| 59 | +} |
| 60 | + |
| 61 | +func SearchLatestVersions(ctx context.Context, opts *SearchOptions) ([]*packages.PackageVersion, error) { |
| 62 | + sess := db.GetEngine(ctx). |
| 63 | + Table("package_version"). |
| 64 | + Select("package_version.*"). |
| 65 | + Join("LEFT", "package_version pv2", builder.Expr("package_version.package_id = pv2.package_id AND pv2.is_internal = ? AND (package_version.created_unix < pv2.created_unix OR (package_version.created_unix = pv2.created_unix AND package_version.id < pv2.id))", false)). |
| 66 | + Join("INNER", "package", "package.id = package_version.package_id"). |
| 67 | + Join("INNER", "package_file", "package_file.version_id = package_version.id"). |
| 68 | + Where(opts.toConds().And(builder.Expr("pv2.id IS NULL"))). |
| 69 | + Asc("package.name") |
| 70 | + |
| 71 | + pvs := make([]*packages.PackageVersion, 0, 10) |
| 72 | + return pvs, sess.Find(&pvs) |
| 73 | +} |
| 74 | + |
| 75 | +func SearchFile(ctx context.Context, opts *SearchOptions) (*packages.PackageFile, error) { |
| 76 | + sess := db.GetEngine(ctx). |
| 77 | + Table("package_version"). |
| 78 | + Select("package_file.*"). |
| 79 | + Join("INNER", "package", "package.id = package_version.package_id"). |
| 80 | + Join("INNER", "package_file", "package_file.version_id = package_version.id"). |
| 81 | + Where(opts.toConds()) |
| 82 | + |
| 83 | + pf := &packages.PackageFile{} |
| 84 | + if has, err := sess.Get(pf); err != nil { |
| 85 | + return nil, err |
| 86 | + } else if !has { |
| 87 | + return nil, packages.ErrPackageFileNotExist |
| 88 | + } |
| 89 | + return pf, nil |
| 90 | +} |
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