Refactor issue list

modules/templates/helper.go

@@ -42,6 +42,7 @@ func NewFuncMap() template.FuncMap {
 		"HTMLFormat":   htmlutil.HTMLFormat,
 		"HTMLEscape":   htmlEscape,
 		"QueryEscape":  queryEscape,
+		"QueryBuild":   queryBuild,
 		"JSEscape":     jsEscapeSafe,
 		"SanitizeHTML": SanitizeHTML,
 		"URLJoin":      util.URLJoin,
@@ -293,6 +294,71 @@ func timeEstimateString(timeSec any) string {
 	return util.TimeEstimateString(v)
 }
 
+type QueryString string
+
+func queryBuild(a ...any) QueryString {
+	var s string
+	if len(a)%2 == 1 {
+		if v, ok := a[0].(string); ok {
+			if v == "" || (v[0] != '?' && v[0] != '&') {
+				panic("queryBuild: invalid argument")
+			}
+			s = v
+		} else if v, ok := a[0].(QueryString); ok {
+			s = string(v)
+		} else {
+			panic("queryBuild: invalid argument")
+		}
+	}
+	for i := len(a) % 2; i < len(a); i += 2 {
+		k, ok := a[i].(string)
+		if !ok {
+			panic("queryBuild: invalid argument")
+		}
+		var v string
+		if va, ok := a[i+1].(string); ok {
+			v = va
+		} else if a[i+1] != nil {
+			v = fmt.Sprint(a[i+1])
+		}
+		// pos1 to pos2 is the "k=v&" part, "&" is optional
+		pos1 := strings.Index(s, "&"+k+"=")
+		if pos1 != -1 {
+			pos1++
+		} else {
+			pos1 = strings.Index(s, "?"+k+"=")
+			if pos1 != -1 {
+				pos1++
+			} else if strings.HasPrefix(s, k+"=") {
+				pos1 = 0
+			}
+		}
+		pos2 := len(s)
+		if pos1 == -1 {
+			pos1 = len(s)
+		} else {
+			pos2 = pos1 + 1
+			for pos2 < len(s) && s[pos2-1] != '&' {
+				pos2++
+			}
+		}
+		if v != "" {
+			sep := ""
+			hasPrefixSep := pos1 == 0 || (pos1 <= len(s) && (s[pos1-1] == '?' || s[pos1-1] == '&'))
+			if !hasPrefixSep {
+				sep = "&"
+			}
+			s = s[:pos1] + sep + k + "=" + url.QueryEscape(v) + "&" + s[pos2:]
+		} else {
+			s = s[:pos1] + s[pos2:]
+		}
+	}
+	if s != "" && s != "&" && s[len(s)-1] == '&' {
+		s = s[:len(s)-1]
+	}
+	return QueryString(s)
+}
+
 func panicIfDevOrTesting() {
 	if !setting.IsProd || setting.IsInTesting {
 		panic("legacy template functions are for backward compatibility only, do not use them in new code")

routers/web/repo/issue_list.go

@@ -504,19 +504,16 @@ func issues(ctx *context.Context, milestoneID, projectID int64, isPullOption opt
 	if !util.SliceContainsString(types, viewType, true) {
 		viewType = "all"
 	}
-
-	var (
-		assigneeID        = ctx.FormInt64("assignee")
-		posterID          = ctx.FormInt64("poster")
-		mentionedID       int64
-		reviewRequestedID int64
-		reviewedID        int64
-	)
+	// TODO: "assignee" should also use GetFilterUserIDByName in the future to support usernames directly
+	assigneeID := ctx.FormInt64("assignee")
+	posterUsername := ctx.FormString("poster")
+	posterUserID := shared_user.GetFilterUserIDByName(ctx, posterUsername)
+	var mentionedID, reviewRequestedID, reviewedID int64
 
 	if ctx.IsSigned {
 		switch viewType {
 		case "created_by":
-			posterID = ctx.Doer.ID
+			posterUserID = ctx.Doer.ID
 		case "mentioned":
 			mentionedID = ctx.Doer.ID
 		case "assigned":
@@ -564,7 +561,7 @@ func issues(ctx *context.Context, milestoneID, projectID int64, isPullOption opt
 		ProjectID:         projectID,
 		AssigneeID:        assigneeID,
 		MentionedID:       mentionedID,
-		PosterID:          posterID,
+		PosterID:          posterUserID,
 		ReviewRequestedID: reviewRequestedID,
 		ReviewedID:        reviewedID,
 		IsPull:            isPullOption,
@@ -646,7 +643,7 @@ func issues(ctx *context.Context, milestoneID, projectID int64, isPullOption opt
 			},
 			RepoIDs:           []int64{repo.ID},
 			AssigneeID:        assigneeID,
-			PosterID:          posterID,
+			PosterID:          posterUserID,
 			MentionedID:       mentionedID,
 			ReviewRequestedID: reviewRequestedID,
 			ReviewedID:        reviewedID,
@@ -800,24 +797,24 @@ func issues(ctx *context.Context, milestoneID, projectID int64, isPullOption opt
 	ctx.Data["IssueStats"] = issueStats
 	ctx.Data["OpenCount"] = issueStats.OpenCount
 	ctx.Data["ClosedCount"] = issueStats.ClosedCount
-	linkStr := "%s?q=%s&type=%s&sort=%s&state=%s&labels=%s&milestone=%d&project=%d&assignee=%d&poster=%d&archived=%t"
+	linkStr := "%s?q=%s&type=%s&sort=%s&state=%s&labels=%s&milestone=%d&project=%d&assignee=%d&poster=%v&archived=%t"
 	ctx.Data["AllStatesLink"] = fmt.Sprintf(linkStr, ctx.Link,
 		url.QueryEscape(keyword), url.QueryEscape(viewType), url.QueryEscape(sortType), "all", url.QueryEscape(selectLabels),
-		milestoneID, projectID, assigneeID, posterID, archived)
+		milestoneID, projectID, assigneeID, url.QueryEscape(posterUsername), archived)
 	ctx.Data["OpenLink"] = fmt.Sprintf(linkStr, ctx.Link,
 		url.QueryEscape(keyword), url.QueryEscape(viewType), url.QueryEscape(sortType), "open", url.QueryEscape(selectLabels),
-		milestoneID, projectID, assigneeID, posterID, archived)
+		milestoneID, projectID, assigneeID, url.QueryEscape(posterUsername), archived)
 	ctx.Data["ClosedLink"] = fmt.Sprintf(linkStr, ctx.Link,
 		url.QueryEscape(keyword), url.QueryEscape(viewType), url.QueryEscape(sortType), "closed", url.QueryEscape(selectLabels),
-		milestoneID, projectID, assigneeID, posterID, archived)
+		milestoneID, projectID, assigneeID, url.QueryEscape(posterUsername), archived)
 	ctx.Data["SelLabelIDs"] = labelIDs
 	ctx.Data["SelectLabels"] = selectLabels
 	ctx.Data["ViewType"] = viewType
 	ctx.Data["SortType"] = sortType
 	ctx.Data["MilestoneID"] = milestoneID
 	ctx.Data["ProjectID"] = projectID
 	ctx.Data["AssigneeID"] = assigneeID
-	ctx.Data["PosterID"] = posterID
+	ctx.Data["PosterUsername"] = posterUsername
 	ctx.Data["Keyword"] = keyword
 	ctx.Data["IsShowClosed"] = isShowClosed
 	switch {
@@ -838,7 +835,7 @@ func issues(ctx *context.Context, milestoneID, projectID int64, isPullOption opt
 	pager.AddParamString("milestone", fmt.Sprint(milestoneID))
 	pager.AddParamString("project", fmt.Sprint(projectID))
 	pager.AddParamString("assignee", fmt.Sprint(assigneeID))
-	pager.AddParamString("poster", fmt.Sprint(posterID))
+	pager.AddParamString("poster", posterUsername)
 	pager.AddParamString("archived", fmt.Sprint(archived))
 
 	ctx.Data["Page"] = pager

routers/web/shared/user/helper.go

@@ -4,7 +4,9 @@
 package user
 
 import (
+	"context"
 	"slices"
+	"strconv"
 
 	"code.gitea.io/gitea/models/user"
 )
@@ -24,3 +26,22 @@ func MakeSelfOnTop(doer *user.User, users []*user.User) []*user.User {
 	}
 	return users
 }
+
+// GetFilterUserIDByName tries to get the user ID from the given username.
+// Before, the "issue filter" passes user ID to query the list, but in many cases, it's impossible to pre-fetch the full user list.
+// So it's better to make it work like GitHub: users could input username directly.
+// Since it only converts the username to ID directly and is only used internally (to search issues), so no permission check is needed.
+// Old usage: poster=123, new usage: poster=the-username (at the moment, non-existing username is treated as poster=0, not ideal but acceptable)
+func GetFilterUserIDByName(ctx context.Context, name string) int64 {
+	if name == "" {
+		return 0
+	}
+	u, err := user.GetUserByName(ctx, name)
+	if err != nil {
+		if id, err := strconv.ParseInt(name, 10, 64); err == nil {
+			return id
+		}
+		return 0
+	}
+	return u.ID
+}

routers/web/user/home.go

@@ -31,7 +31,9 @@ import (
 	"code.gitea.io/gitea/modules/markup/markdown"
 	"code.gitea.io/gitea/modules/optional"
 	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/modules/util"
 	"code.gitea.io/gitea/routers/web/feed"
+	"code.gitea.io/gitea/routers/web/shared/user"
 	"code.gitea.io/gitea/services/context"
 	feed_service "code.gitea.io/gitea/services/feed"
 	issue_service "code.gitea.io/gitea/services/issue"
@@ -375,16 +377,8 @@ func buildIssueOverview(ctx *context.Context, unitType unit.Type) {
 		return
 	}
 
-	var (
-		viewType   string
-		sortType   = ctx.FormString("sort")
-		filterMode int
-	)
-
 	// Default to recently updated, unlike repository issues list
-	if sortType == "" {
-		sortType = "recentupdate"
-	}
+	sortType := util.IfZero(ctx.FormString("sort"), "recentupdate")
 
 	// --------------------------------------------------------------------------------
 	// Distinguish User from Organization.
@@ -399,7 +393,8 @@ func buildIssueOverview(ctx *context.Context, unitType unit.Type) {
 
 	// TODO: distinguish during routing
 
-	viewType = ctx.FormString("type")
+	viewType := ctx.FormString("type")
+	var filterMode int
 	switch viewType {
 	case "assigned":
 		filterMode = issues_model.FilterModeAssign
@@ -443,6 +438,14 @@ func buildIssueOverview(ctx *context.Context, unitType unit.Type) {
 		Team:       team,
 		User:       ctx.Doer,
 	}
+	// Get filter by author id & assignee id
+	// FIXME: this feature doesn't work at the moment, because frontend can't use a "user-remote-search" dropdown directly
+	// the existing "/posters" handlers doesn't work for this case, it is unable to list the related users correctly.
+	// In the future, we need something like github: "author:user1" to accept usernames directly.
+	posterUsername := ctx.FormString("poster")
+	opts.PosterID = user.GetFilterUserIDByName(ctx, posterUsername)
+	// TODO: "assignee" should also use GetFilterUserIDByName in the future to support usernames directly
+	opts.AssigneeID, _ = strconv.ParseInt(ctx.FormString("assignee"), 10, 64)
 
 	isFuzzy := ctx.FormBool("fuzzy")
 
@@ -573,8 +576,22 @@ func buildIssueOverview(ctx *context.Context, unitType unit.Type) {
 	// -------------------------------
 	// Fill stats to post to ctx.Data.
 	// -------------------------------
-	issueStats, err := getUserIssueStats(ctx, ctxUser, filterMode, issue_indexer.ToSearchOptions(keyword, opts).Copy(
-		func(o *issue_indexer.SearchOptions) { o.IsFuzzyKeyword = isFuzzy },
+	issueStats, err := getUserIssueStats(ctx, filterMode, issue_indexer.ToSearchOptions(keyword, opts).Copy(
+		func(o *issue_indexer.SearchOptions) {
+			o.IsFuzzyKeyword = isFuzzy
+			// If the doer is the same as the context user, which means the doer is viewing his own dashboard,
+			// it's not enough to show the repos that the doer owns or has been explicitly granted access to,
+			// because the doer may create issues or be mentioned in any public repo.
+			// So we need search issues in all public repos.
+			o.AllPublic = ctx.Doer.ID == ctxUser.ID
+			// TODO: to make it work with poster/assignee filter, then these IDs should be kept
+			o.AssigneeID = nil
+			o.PosterID = nil
+
+			o.MentionID = nil
+			o.ReviewRequestedID = nil
+			o.ReviewedID = nil
+		},
 	))
 	if err != nil {
 		ctx.ServerError("getUserIssueStats", err)
@@ -630,6 +647,8 @@ func buildIssueOverview(ctx *context.Context, unitType unit.Type) {
 	ctx.Data["IsShowClosed"] = isShowClosed
 	ctx.Data["SelectLabels"] = selectedLabels
 	ctx.Data["IsFuzzy"] = isFuzzy
+	ctx.Data["SearchFilterPosterID"] = util.Iif[any](opts.PosterID != 0, opts.PosterID, nil)
+	ctx.Data["SearchFilterAssigneeID"] = util.Iif[any](opts.AssigneeID != 0, opts.AssigneeID, nil)
 
 	if isShowClosed {
 		ctx.Data["State"] = "closed"
@@ -643,7 +662,11 @@ func buildIssueOverview(ctx *context.Context, unitType unit.Type) {
 	pager.AddParamString("sort", sortType)
 	pager.AddParamString("state", fmt.Sprint(ctx.Data["State"]))
 	pager.AddParamString("labels", selectedLabels)
-	pager.AddParamString("fuzzy", fmt.Sprintf("%v", isFuzzy))
+	pager.AddParamString("fuzzy", fmt.Sprint(isFuzzy))
+	pager.AddParamString("poster", posterUsername)
+	if opts.AssigneeID != 0 {
+		pager.AddParamString("assignee", fmt.Sprint(opts.AssigneeID))
+	}
 	ctx.Data["Page"] = pager
 
 	ctx.HTML(http.StatusOK, tplIssues)
@@ -768,27 +791,10 @@ func UsernameSubRoute(ctx *context.Context) {
 	}
 }
 
-func getUserIssueStats(ctx *context.Context, ctxUser *user_model.User, filterMode int, opts *issue_indexer.SearchOptions) (*issues_model.IssueStats, error) {
+func getUserIssueStats(ctx *context.Context, filterMode int, opts *issue_indexer.SearchOptions) (ret *issues_model.IssueStats, err error) {
+	ret = &issues_model.IssueStats{}
 	doerID := ctx.Doer.ID
 
-	opts = opts.Copy(func(o *issue_indexer.SearchOptions) {
-		// If the doer is the same as the context user, which means the doer is viewing his own dashboard,
-		// it's not enough to show the repos that the doer owns or has been explicitly granted access to,
-		// because the doer may create issues or be mentioned in any public repo.
-		// So we need search issues in all public repos.
-		o.AllPublic = doerID == ctxUser.ID
-		o.AssigneeID = nil
-		o.PosterID = nil
-		o.MentionID = nil
-		o.ReviewRequestedID = nil
-		o.ReviewedID = nil
-	})
-
-	var (
-		err error
-		ret = &issues_model.IssueStats{}
-	)
-
 	{
 		openClosedOpts := opts.Copy()
 		switch filterMode {