Refactor StringsToInt64s (#29967)

And close #27176

(cherry picked from commit cdb4d1a8db096d60dba04728924dab85def45b19)

models/issues/pull_list.go

@@ -11,7 +11,6 @@ import (
 	access_model "code.gitea.io/gitea/models/perm/access"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
-	"code.gitea.io/gitea/modules/base"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/util"
 
@@ -23,7 +22,7 @@ type PullRequestsOptions struct {
 	db.ListOptions
 	State       string
 	SortType    string
-	Labels      []string
+	Labels      []int64
 	MilestoneID int64
 }
 
@@ -36,11 +35,9 @@ func listPullRequestStatement(ctx context.Context, baseRepoID int64, opts *PullR
 		sess.And("issue.is_closed=?", opts.State == "closed")
 	}
 
-	if labelIDs, err := base.StringsToInt64s(opts.Labels); err != nil {
+	if len(opts.Labels) > 0 {
-		return nil, err
-	} else if len(labelIDs) > 0 {
 		sess.Join("INNER", "issue_label", "issue.id = issue_label.issue_id").
-			In("issue_label.label_id", labelIDs)
+			In("issue_label.label_id", opts.Labels)
 	}
 
 	if opts.MilestoneID > 0 {

models/issues/pull_test.go

@@ -67,7 +67,6 @@ func TestPullRequestsNewest(t *testing.T) {
 		},
 		State:    "open",
 		SortType: "newest",
-		Labels:   []string{},
 	})
 	assert.NoError(t, err)
 	assert.EqualValues(t, 3, count)
@@ -114,7 +113,6 @@ func TestPullRequestsOldest(t *testing.T) {
 		},
 		State:    "open",
 		SortType: "oldest",
-		Labels:   []string{},
 	})
 	assert.NoError(t, err)
 	assert.EqualValues(t, 3, count)

modules/base/tool.go

@@ -150,13 +150,16 @@ func TruncateString(str string, limit int) string {
 
 // StringsToInt64s converts a slice of string to a slice of int64.
 func StringsToInt64s(strs []string) ([]int64, error) {
-	ints := make([]int64, len(strs))
+	if strs == nil {
-	for i := range strs {
+		return nil, nil
-		n, err := strconv.ParseInt(strs[i], 10, 64)
+	}
+	ints := make([]int64, 0, len(strs))
+	for _, s := range strs {
+		n, err := strconv.ParseInt(s, 10, 64)
 		if err != nil {
-			return ints, err
+			return nil, err
 		}
-		ints[i] = n
+		ints = append(ints, n)
 	}
 	return ints, nil
 }

modules/base/tool_test.go

@@ -138,12 +138,13 @@ func TestStringsToInt64s(t *testing.T) {
 		assert.NoError(t, err)
 		assert.Equal(t, expected, result)
 	}
+	testSuccess(nil, nil)
 	testSuccess([]string{}, []int64{})
 	testSuccess([]string{"-1234"}, []int64{-1234})
-	testSuccess([]string{"1", "4", "16", "64", "256"},
+	testSuccess([]string{"1", "4", "16", "64", "256"}, []int64{1, 4, 16, 64, 256})
-		[]int64{1, 4, 16, 64, 256})
 
-	_, err := StringsToInt64s([]string{"-1", "a", "$"})
+	ints, err := StringsToInt64s([]string{"-1", "a"})
+	assert.Len(t, ints, 0)
 	assert.Error(t, err)
 }
 

options/locale/locale_en-US.ini

@@ -114,6 +114,7 @@ loading = Loading…
 error = Error
 error404 = The page you are trying to reach either <strong>does not exist</strong> or <strong>you are not authorized</strong> to view it.
 go_back = Go Back
+invalid_data = Invalid data: %v
 
 never = Never
 unknown = Unknown

routers/api/v1/repo/pull.go

@@ -21,6 +21,7 @@ import (
 	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
+	"code.gitea.io/gitea/modules/base"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/gitrepo"
 	"code.gitea.io/gitea/modules/log"
@@ -96,13 +97,17 @@ func ListPullRequests(ctx *context.APIContext) {
 	//   "404":
 	//     "$ref": "#/responses/notFound"
 
+	labelIDs, err := base.StringsToInt64s(ctx.FormStrings("labels"))
+	if err != nil {
+		ctx.Error(http.StatusInternalServerError, "PullRequests", err)
+		return
+	}
 	listOptions := utils.GetListOptions(ctx)
-
 	prs, maxResults, err := issues_model.PullRequests(ctx, ctx.Repo.Repository.ID, &issues_model.PullRequestsOptions{
 		ListOptions: listOptions,
 		State:       ctx.FormTrim("state"),
 		SortType:    ctx.FormTrim("sort"),
-		Labels:      ctx.FormStrings("labels"),
+		Labels:      labelIDs,
 		MilestoneID: ctx.FormInt64("milestone"),
 	})
 	if err != nil {

routers/web/repo/issue.go

@@ -192,8 +192,7 @@ func issues(ctx *context.Context, milestoneID, projectID int64, isPullOption opt
 	if len(selectLabels) > 0 {
 		labelIDs, err = base.StringsToInt64s(strings.Split(selectLabels, ","))
 		if err != nil {
-			ctx.ServerError("StringsToInt64s", err)
+			ctx.Flash.Error(ctx.Tr("invalid_data", selectLabels), true)
-			return
 		}
 	}
 

routers/web/user/home.go

@@ -529,17 +529,14 @@ func buildIssueOverview(ctx *context.Context, unitType unit.Type) {
 
 	// Get IDs for labels (a filter option for issues/pulls).
 	// Required for IssuesOptions.
-	var labelIDs []int64
 	selectedLabels := ctx.FormString("labels")
 	if len(selectedLabels) > 0 && selectedLabels != "0" {
 		var err error
-		labelIDs, err = base.StringsToInt64s(strings.Split(selectedLabels, ","))
+		opts.LabelIDs, err = base.StringsToInt64s(strings.Split(selectedLabels, ","))
 		if err != nil {
-			ctx.ServerError("StringsToInt64s", err)
+			ctx.Flash.Error(ctx.Tr("invalid_data", selectedLabels), true)
-			return
 		}
 	}
-	opts.LabelIDs = labelIDs
 
 	// ------------------------------
 	// Get issues as defined by opts.

routers/web/user/notification.go

@@ -268,8 +268,7 @@ func NotificationSubscriptions(ctx *context.Context) {
 		var err error
 		labelIDs, err = base.StringsToInt64s(strings.Split(selectedLabels, ","))
 		if err != nil {
-			ctx.ServerError("StringsToInt64s", err)
+			ctx.Flash.Error(ctx.Tr("invalid_data", selectedLabels), true)
-			return
 		}
 	}
 

templates/repo/issue/list.tmpl

@@ -2,6 +2,7 @@
 <div role="main" aria-label="{{.Title}}" class="page-content repository issue-list">
 	{{template "repo/header" .}}
 	<div class="ui container">
+	{{template "base/alert" .}}
 
 	{{if .PinnedIssues}}
 		<div id="issue-pins" {{if .IsRepoAdmin}}data-is-repo-admin{{end}}>

templates/repo/issue/milestone_issues.tmpl

@@ -2,6 +2,7 @@
 <div role="main" aria-label="{{.Title}}" class="page-content repository milestone-issue-list">
 	{{template "repo/header" .}}
 	<div class="ui container">
+		{{template "base/alert" .}}
 		<div class="gt-df">
 			<h1 class="gt-mb-3">{{.Milestone.Name}}</h1>
 			{{if not .Repository.IsArchived}}

templates/user/dashboard/issues.tmpl

@@ -2,6 +2,7 @@
 <div role="main" aria-label="{{.Title}}" class="page-content dashboard issues">
 	{{template "user/dashboard/navbar" .}}
 	<div class="ui container">
+		{{template "base/alert" .}}
 		<div class="flex-container">
 			<div class="flex-container-nav">
 				<div class="ui secondary vertical filter menu tw-bg-transparent">