685 lines
19 KiB
Go
685 lines
19 KiB
Go
// Copyright 2016 The Gogs Authors. All rights reserved.
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// Copyright 2020 The Gitea Authors.
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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 models
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import (
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"context"
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"fmt"
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"html/template"
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"math"
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"regexp"
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"strconv"
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"strings"
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"code.gitea.io/gitea/models/db"
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user_model "code.gitea.io/gitea/models/user"
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"code.gitea.io/gitea/modules/timeutil"
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"xorm.io/builder"
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)
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// LabelColorPattern is a regexp witch can validate LabelColor
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var LabelColorPattern = regexp.MustCompile("^#?(?:[0-9a-fA-F]{6}|[0-9a-fA-F]{3})$")
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// Label represents a label of repository for issues.
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type Label struct {
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ID int64 `xorm:"pk autoincr"`
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RepoID int64 `xorm:"INDEX"`
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OrgID int64 `xorm:"INDEX"`
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Name string
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Description string
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Color string `xorm:"VARCHAR(7)"`
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NumIssues int
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NumClosedIssues int
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CreatedUnix timeutil.TimeStamp `xorm:"INDEX created"`
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UpdatedUnix timeutil.TimeStamp `xorm:"INDEX updated"`
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NumOpenIssues int `xorm:"-"`
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NumOpenRepoIssues int64 `xorm:"-"`
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IsChecked bool `xorm:"-"`
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QueryString string `xorm:"-"`
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IsSelected bool `xorm:"-"`
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IsExcluded bool `xorm:"-"`
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}
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func init() {
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db.RegisterModel(new(Label))
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db.RegisterModel(new(IssueLabel))
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}
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// CalOpenIssues sets the number of open issues of a label based on the already stored number of closed issues.
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func (label *Label) CalOpenIssues() {
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label.NumOpenIssues = label.NumIssues - label.NumClosedIssues
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}
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// CalOpenOrgIssues calculates the open issues of a label for a specific repo
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func (label *Label) CalOpenOrgIssues(repoID, labelID int64) {
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counts, _ := CountIssuesByRepo(&IssuesOptions{
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RepoID: repoID,
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LabelIDs: []int64{labelID},
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})
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for _, count := range counts {
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label.NumOpenRepoIssues += count
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}
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}
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// LoadSelectedLabelsAfterClick calculates the set of selected labels when a label is clicked
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func (label *Label) LoadSelectedLabelsAfterClick(currentSelectedLabels []int64) {
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var labelQuerySlice []string
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labelSelected := false
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labelID := strconv.FormatInt(label.ID, 10)
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for _, s := range currentSelectedLabels {
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if s == label.ID {
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labelSelected = true
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} else if -s == label.ID {
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labelSelected = true
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label.IsExcluded = true
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} else if s != 0 {
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labelQuerySlice = append(labelQuerySlice, strconv.FormatInt(s, 10))
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}
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}
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if !labelSelected {
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labelQuerySlice = append(labelQuerySlice, labelID)
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}
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label.IsSelected = labelSelected
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label.QueryString = strings.Join(labelQuerySlice, ",")
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}
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// BelongsToOrg returns true if label is an organization label
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func (label *Label) BelongsToOrg() bool {
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return label.OrgID > 0
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}
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// BelongsToRepo returns true if label is a repository label
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func (label *Label) BelongsToRepo() bool {
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return label.RepoID > 0
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}
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// SrgbToLinear converts a component of an sRGB color to its linear intensity
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// See: https://en.wikipedia.org/wiki/SRGB#The_reverse_transformation_(sRGB_to_CIE_XYZ)
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func SrgbToLinear(color uint8) float64 {
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flt := float64(color) / 255
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if flt <= 0.04045 {
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return flt / 12.92
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}
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return math.Pow((flt+0.055)/1.055, 2.4)
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}
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// Luminance returns the luminance of an sRGB color
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func Luminance(color uint32) float64 {
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r := SrgbToLinear(uint8(0xFF & (color >> 16)))
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g := SrgbToLinear(uint8(0xFF & (color >> 8)))
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b := SrgbToLinear(uint8(0xFF & color))
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// luminance ratios for sRGB
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return 0.2126*r + 0.7152*g + 0.0722*b
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}
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// LuminanceThreshold is the luminance at which white and black appear to have the same contrast
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// i.e. x such that 1.05 / (x + 0.05) = (x + 0.05) / 0.05
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// i.e. math.Sqrt(1.05*0.05) - 0.05
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const LuminanceThreshold float64 = 0.179
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// ForegroundColor calculates the text color for labels based
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// on their background color.
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func (label *Label) ForegroundColor() template.CSS {
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if strings.HasPrefix(label.Color, "#") {
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if color, err := strconv.ParseUint(label.Color[1:], 16, 64); err == nil {
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// NOTE: see web_src/js/components/ContextPopup.vue for similar implementation
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luminance := Luminance(uint32(color))
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// prefer white or black based upon contrast
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if luminance < LuminanceThreshold {
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return template.CSS("#fff")
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}
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return template.CSS("#000")
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}
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}
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// default to black
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return template.CSS("#000")
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}
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// NewLabel creates a new label
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func NewLabel(ctx context.Context, label *Label) error {
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if !LabelColorPattern.MatchString(label.Color) {
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return fmt.Errorf("bad color code: %s", label.Color)
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}
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// normalize case
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label.Color = strings.ToLower(label.Color)
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// add leading hash
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if label.Color[0] != '#' {
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label.Color = "#" + label.Color
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}
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// convert 3-character shorthand into 6-character version
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if len(label.Color) == 4 {
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r := label.Color[1]
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g := label.Color[2]
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b := label.Color[3]
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label.Color = fmt.Sprintf("#%c%c%c%c%c%c", r, r, g, g, b, b)
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}
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return db.Insert(ctx, label)
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}
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// NewLabels creates new labels
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func NewLabels(labels ...*Label) error {
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ctx, committer, err := db.TxContext()
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if err != nil {
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return err
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}
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defer committer.Close()
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for _, label := range labels {
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if !LabelColorPattern.MatchString(label.Color) {
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return fmt.Errorf("bad color code: %s", label.Color)
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}
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if err := db.Insert(ctx, label); err != nil {
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return err
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}
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}
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return committer.Commit()
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}
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// UpdateLabel updates label information.
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func UpdateLabel(l *Label) error {
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if !LabelColorPattern.MatchString(l.Color) {
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return fmt.Errorf("bad color code: %s", l.Color)
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}
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return updateLabelCols(db.DefaultContext, l, "name", "description", "color")
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}
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// DeleteLabel delete a label
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func DeleteLabel(id, labelID int64) error {
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label, err := GetLabelByID(db.DefaultContext, labelID)
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if err != nil {
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if IsErrLabelNotExist(err) {
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return nil
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}
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return err
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}
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ctx, committer, err := db.TxContext()
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if err != nil {
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return err
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}
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defer committer.Close()
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sess := db.GetEngine(ctx)
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if label.BelongsToOrg() && label.OrgID != id {
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return nil
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}
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if label.BelongsToRepo() && label.RepoID != id {
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return nil
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}
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if _, err = sess.ID(labelID).Delete(new(Label)); err != nil {
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return err
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} else if _, err = sess.
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Where("label_id = ?", labelID).
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Delete(new(IssueLabel)); err != nil {
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return err
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}
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// delete comments about now deleted label_id
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if _, err = sess.Where("label_id = ?", labelID).Cols("label_id").Delete(&Comment{}); err != nil {
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return err
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}
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return committer.Commit()
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}
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// GetLabelByID returns a label by given ID.
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func GetLabelByID(ctx context.Context, labelID int64) (*Label, error) {
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if labelID <= 0 {
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return nil, ErrLabelNotExist{labelID}
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}
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l := &Label{}
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has, err := db.GetEngine(ctx).ID(labelID).Get(l)
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if err != nil {
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return nil, err
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} else if !has {
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return nil, ErrLabelNotExist{l.ID}
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}
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return l, nil
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}
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// GetLabelsByIDs returns a list of labels by IDs
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func GetLabelsByIDs(labelIDs []int64) ([]*Label, error) {
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labels := make([]*Label, 0, len(labelIDs))
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return labels, db.GetEngine(db.DefaultContext).Table("label").
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In("id", labelIDs).
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Asc("name").
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Cols("id", "repo_id", "org_id").
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Find(&labels)
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}
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// __________ .__ __
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// \______ \ ____ ______ ____ _____|__|/ |_ ___________ ___.__.
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// | _// __ \\____ \ / _ \/ ___/ \ __\/ _ \_ __ < | |
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// | | \ ___/| |_> > <_> )___ \| || | ( <_> ) | \/\___ |
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// |____|_ /\___ > __/ \____/____ >__||__| \____/|__| / ____|
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// \/ \/|__| \/ \/
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// GetLabelInRepoByName returns a label by name in given repository.
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func GetLabelInRepoByName(ctx context.Context, repoID int64, labelName string) (*Label, error) {
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if len(labelName) == 0 || repoID <= 0 {
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return nil, ErrRepoLabelNotExist{0, repoID}
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}
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l := &Label{
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Name: labelName,
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RepoID: repoID,
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}
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has, err := db.GetByBean(ctx, l)
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if err != nil {
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return nil, err
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} else if !has {
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return nil, ErrRepoLabelNotExist{0, l.RepoID}
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}
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return l, nil
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}
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// GetLabelInRepoByID returns a label by ID in given repository.
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func GetLabelInRepoByID(ctx context.Context, repoID, labelID int64) (*Label, error) {
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if labelID <= 0 || repoID <= 0 {
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return nil, ErrRepoLabelNotExist{labelID, repoID}
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}
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l := &Label{
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ID: labelID,
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RepoID: repoID,
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}
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has, err := db.GetByBean(ctx, l)
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if err != nil {
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return nil, err
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} else if !has {
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return nil, ErrRepoLabelNotExist{l.ID, l.RepoID}
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}
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return l, nil
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}
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// GetLabelIDsInRepoByNames returns a list of labelIDs by names in a given
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// repository.
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// it silently ignores label names that do not belong to the repository.
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func GetLabelIDsInRepoByNames(repoID int64, labelNames []string) ([]int64, error) {
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labelIDs := make([]int64, 0, len(labelNames))
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return labelIDs, db.GetEngine(db.DefaultContext).Table("label").
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Where("repo_id = ?", repoID).
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In("name", labelNames).
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Asc("name").
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Cols("id").
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Find(&labelIDs)
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}
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// BuildLabelNamesIssueIDsCondition returns a builder where get issue ids match label names
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func BuildLabelNamesIssueIDsCondition(labelNames []string) *builder.Builder {
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return builder.Select("issue_label.issue_id").
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From("issue_label").
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InnerJoin("label", "label.id = issue_label.label_id").
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Where(
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builder.In("label.name", labelNames),
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).
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GroupBy("issue_label.issue_id")
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}
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// GetLabelsInRepoByIDs returns a list of labels by IDs in given repository,
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// it silently ignores label IDs that do not belong to the repository.
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func GetLabelsInRepoByIDs(repoID int64, labelIDs []int64) ([]*Label, error) {
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labels := make([]*Label, 0, len(labelIDs))
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return labels, db.GetEngine(db.DefaultContext).
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Where("repo_id = ?", repoID).
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In("id", labelIDs).
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Asc("name").
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Find(&labels)
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}
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// GetLabelsByRepoID returns all labels that belong to given repository by ID.
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func GetLabelsByRepoID(ctx context.Context, repoID int64, sortType string, listOptions db.ListOptions) ([]*Label, error) {
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if repoID <= 0 {
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return nil, ErrRepoLabelNotExist{0, repoID}
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}
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labels := make([]*Label, 0, 10)
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sess := db.GetEngine(ctx).Where("repo_id = ?", repoID)
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switch sortType {
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case "reversealphabetically":
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sess.Desc("name")
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case "leastissues":
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sess.Asc("num_issues")
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case "mostissues":
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sess.Desc("num_issues")
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default:
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sess.Asc("name")
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}
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if listOptions.Page != 0 {
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sess = db.SetSessionPagination(sess, &listOptions)
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}
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return labels, sess.Find(&labels)
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}
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// CountLabelsByRepoID count number of all labels that belong to given repository by ID.
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func CountLabelsByRepoID(repoID int64) (int64, error) {
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return db.GetEngine(db.DefaultContext).Where("repo_id = ?", repoID).Count(&Label{})
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}
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// ________
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// \_____ \_______ ____
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// / | \_ __ \/ ___\
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// / | \ | \/ /_/ >
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// \_______ /__| \___ /
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// \/ /_____/
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// GetLabelInOrgByName returns a label by name in given organization.
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func GetLabelInOrgByName(ctx context.Context, orgID int64, labelName string) (*Label, error) {
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if len(labelName) == 0 || orgID <= 0 {
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return nil, ErrOrgLabelNotExist{0, orgID}
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}
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l := &Label{
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Name: labelName,
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OrgID: orgID,
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}
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has, err := db.GetByBean(ctx, l)
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if err != nil {
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return nil, err
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} else if !has {
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return nil, ErrOrgLabelNotExist{0, l.OrgID}
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}
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return l, nil
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}
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// GetLabelInOrgByID returns a label by ID in given organization.
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func GetLabelInOrgByID(ctx context.Context, orgID, labelID int64) (*Label, error) {
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if labelID <= 0 || orgID <= 0 {
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return nil, ErrOrgLabelNotExist{labelID, orgID}
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}
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l := &Label{
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ID: labelID,
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OrgID: orgID,
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}
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has, err := db.GetByBean(ctx, l)
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if err != nil {
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return nil, err
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} else if !has {
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return nil, ErrOrgLabelNotExist{l.ID, l.OrgID}
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}
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return l, nil
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}
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// GetLabelIDsInOrgByNames returns a list of labelIDs by names in a given
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// organization.
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func GetLabelIDsInOrgByNames(orgID int64, labelNames []string) ([]int64, error) {
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if orgID <= 0 {
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return nil, ErrOrgLabelNotExist{0, orgID}
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}
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labelIDs := make([]int64, 0, len(labelNames))
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return labelIDs, db.GetEngine(db.DefaultContext).Table("label").
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Where("org_id = ?", orgID).
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In("name", labelNames).
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Asc("name").
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Cols("id").
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Find(&labelIDs)
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}
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// GetLabelsInOrgByIDs returns a list of labels by IDs in given organization,
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// it silently ignores label IDs that do not belong to the organization.
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func GetLabelsInOrgByIDs(orgID int64, labelIDs []int64) ([]*Label, error) {
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labels := make([]*Label, 0, len(labelIDs))
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return labels, db.GetEngine(db.DefaultContext).
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Where("org_id = ?", orgID).
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In("id", labelIDs).
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Asc("name").
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Find(&labels)
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}
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// GetLabelsByOrgID returns all labels that belong to given organization by ID.
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func GetLabelsByOrgID(ctx context.Context, orgID int64, sortType string, listOptions db.ListOptions) ([]*Label, error) {
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if orgID <= 0 {
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return nil, ErrOrgLabelNotExist{0, orgID}
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}
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labels := make([]*Label, 0, 10)
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sess := db.GetEngine(ctx).Where("org_id = ?", orgID)
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switch sortType {
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case "reversealphabetically":
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sess.Desc("name")
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case "leastissues":
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sess.Asc("num_issues")
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case "mostissues":
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sess.Desc("num_issues")
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default:
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sess.Asc("name")
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}
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if listOptions.Page != 0 {
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sess = db.SetSessionPagination(sess, &listOptions)
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}
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return labels, sess.Find(&labels)
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}
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// CountLabelsByOrgID count all labels that belong to given organization by ID.
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func CountLabelsByOrgID(orgID int64) (int64, error) {
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return db.GetEngine(db.DefaultContext).Where("org_id = ?", orgID).Count(&Label{})
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}
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// .___
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// | | ______ ________ __ ____
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// | |/ ___// ___/ | \_/ __ \
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// | |\___ \ \___ \| | /\ ___/
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// |___/____ >____ >____/ \___ |
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// \/ \/ \/
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// GetLabelsByIssueID returns all labels that belong to given issue by ID.
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func GetLabelsByIssueID(ctx context.Context, issueID int64) ([]*Label, error) {
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var labels []*Label
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return labels, db.GetEngine(ctx).Where("issue_label.issue_id = ?", issueID).
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Join("LEFT", "issue_label", "issue_label.label_id = label.id").
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Asc("label.name").
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Find(&labels)
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}
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func updateLabelCols(ctx context.Context, l *Label, cols ...string) error {
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_, err := db.GetEngine(ctx).ID(l.ID).
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SetExpr("num_issues",
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builder.Select("count(*)").From("issue_label").
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Where(builder.Eq{"label_id": l.ID}),
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).
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SetExpr("num_closed_issues",
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builder.Select("count(*)").From("issue_label").
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InnerJoin("issue", "issue_label.issue_id = issue.id").
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Where(builder.Eq{
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"issue_label.label_id": l.ID,
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"issue.is_closed": true,
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}),
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).
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Cols(cols...).Update(l)
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|
return err
|
|
}
|
|
|
|
// .___ .____ ___. .__
|
|
// | | ______ ________ __ ____ | | _____ \_ |__ ____ | |
|
|
// | |/ ___// ___/ | \_/ __ \| | \__ \ | __ \_/ __ \| |
|
|
// | |\___ \ \___ \| | /\ ___/| |___ / __ \| \_\ \ ___/| |__
|
|
// |___/____ >____ >____/ \___ >_______ (____ /___ /\___ >____/
|
|
// \/ \/ \/ \/ \/ \/ \/
|
|
|
|
// IssueLabel represents an issue-label relation.
|
|
type IssueLabel struct {
|
|
ID int64 `xorm:"pk autoincr"`
|
|
IssueID int64 `xorm:"UNIQUE(s)"`
|
|
LabelID int64 `xorm:"UNIQUE(s)"`
|
|
}
|
|
|
|
// HasIssueLabel returns true if issue has been labeled.
|
|
func HasIssueLabel(ctx context.Context, issueID, labelID int64) bool {
|
|
has, _ := db.GetEngine(ctx).Where("issue_id = ? AND label_id = ?", issueID, labelID).Get(new(IssueLabel))
|
|
return has
|
|
}
|
|
|
|
// newIssueLabel this function creates a new label it does not check if the label is valid for the issue
|
|
// YOU MUST CHECK THIS BEFORE THIS FUNCTION
|
|
func newIssueLabel(ctx context.Context, issue *Issue, label *Label, doer *user_model.User) (err error) {
|
|
if err = db.Insert(ctx, &IssueLabel{
|
|
IssueID: issue.ID,
|
|
LabelID: label.ID,
|
|
}); err != nil {
|
|
return err
|
|
}
|
|
|
|
if err = issue.LoadRepo(ctx); err != nil {
|
|
return
|
|
}
|
|
|
|
opts := &CreateCommentOptions{
|
|
Type: CommentTypeLabel,
|
|
Doer: doer,
|
|
Repo: issue.Repo,
|
|
Issue: issue,
|
|
Label: label,
|
|
Content: "1",
|
|
}
|
|
if _, err = CreateCommentCtx(ctx, opts); err != nil {
|
|
return err
|
|
}
|
|
|
|
return updateLabelCols(ctx, label, "num_issues", "num_closed_issue")
|
|
}
|
|
|
|
// NewIssueLabel creates a new issue-label relation.
|
|
func NewIssueLabel(issue *Issue, label *Label, doer *user_model.User) (err error) {
|
|
if HasIssueLabel(db.DefaultContext, issue.ID, label.ID) {
|
|
return nil
|
|
}
|
|
|
|
ctx, committer, err := db.TxContext()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer committer.Close()
|
|
|
|
if err = issue.LoadRepo(ctx); err != nil {
|
|
return err
|
|
}
|
|
|
|
// Do NOT add invalid labels
|
|
if issue.RepoID != label.RepoID && issue.Repo.OwnerID != label.OrgID {
|
|
return nil
|
|
}
|
|
|
|
if err = newIssueLabel(ctx, issue, label, doer); err != nil {
|
|
return err
|
|
}
|
|
|
|
issue.Labels = nil
|
|
if err = issue.LoadLabels(ctx); err != nil {
|
|
return err
|
|
}
|
|
|
|
return committer.Commit()
|
|
}
|
|
|
|
// newIssueLabels add labels to an issue. It will check if the labels are valid for the issue
|
|
func newIssueLabels(ctx context.Context, issue *Issue, labels []*Label, doer *user_model.User) (err error) {
|
|
if err = issue.LoadRepo(ctx); err != nil {
|
|
return err
|
|
}
|
|
for _, label := range labels {
|
|
// Don't add already present labels and invalid labels
|
|
if HasIssueLabel(ctx, issue.ID, label.ID) ||
|
|
(label.RepoID != issue.RepoID && label.OrgID != issue.Repo.OwnerID) {
|
|
continue
|
|
}
|
|
|
|
if err = newIssueLabel(ctx, issue, label, doer); err != nil {
|
|
return fmt.Errorf("newIssueLabel: %v", err)
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// NewIssueLabels creates a list of issue-label relations.
|
|
func NewIssueLabels(issue *Issue, labels []*Label, doer *user_model.User) (err error) {
|
|
ctx, committer, err := db.TxContext()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer committer.Close()
|
|
|
|
if err = newIssueLabels(ctx, issue, labels, doer); err != nil {
|
|
return err
|
|
}
|
|
|
|
issue.Labels = nil
|
|
if err = issue.LoadLabels(ctx); err != nil {
|
|
return err
|
|
}
|
|
|
|
return committer.Commit()
|
|
}
|
|
|
|
func deleteIssueLabel(ctx context.Context, issue *Issue, label *Label, doer *user_model.User) (err error) {
|
|
if count, err := db.DeleteByBean(ctx, &IssueLabel{
|
|
IssueID: issue.ID,
|
|
LabelID: label.ID,
|
|
}); err != nil {
|
|
return err
|
|
} else if count == 0 {
|
|
return nil
|
|
}
|
|
|
|
if err = issue.LoadRepo(ctx); err != nil {
|
|
return
|
|
}
|
|
|
|
opts := &CreateCommentOptions{
|
|
Type: CommentTypeLabel,
|
|
Doer: doer,
|
|
Repo: issue.Repo,
|
|
Issue: issue,
|
|
Label: label,
|
|
}
|
|
if _, err = CreateCommentCtx(ctx, opts); err != nil {
|
|
return err
|
|
}
|
|
|
|
return updateLabelCols(ctx, label, "num_issues", "num_closed_issue")
|
|
}
|
|
|
|
// DeleteIssueLabel deletes issue-label relation.
|
|
func DeleteIssueLabel(ctx context.Context, issue *Issue, label *Label, doer *user_model.User) error {
|
|
if err := deleteIssueLabel(ctx, issue, label, doer); err != nil {
|
|
return err
|
|
}
|
|
|
|
issue.Labels = nil
|
|
return issue.LoadLabels(ctx)
|
|
}
|
|
|
|
func deleteLabelsByRepoID(ctx context.Context, repoID int64) error {
|
|
deleteCond := builder.Select("id").From("label").Where(builder.Eq{"label.repo_id": repoID})
|
|
|
|
if _, err := db.GetEngine(ctx).In("label_id", deleteCond).
|
|
Delete(&IssueLabel{}); err != nil {
|
|
return err
|
|
}
|
|
|
|
_, err := db.DeleteByBean(ctx, &Label{RepoID: repoID})
|
|
return err
|
|
}
|