gitea/routers/web/repo/search.go
wxiaoguang 4734d43e14
Support repo code search without setting up an indexer (#29998)
By using git's ability, end users (especially small instance users) do
not need to enable the indexer, they could also benefit from the code
searching feature.

Fix #29996


![image](https://github.com/go-gitea/gitea/assets/2114189/11b7e458-88a4-480d-b4d7-72ee59406dd1)


![image](https://github.com/go-gitea/gitea/assets/2114189/0fe777d5-c95c-4288-a818-0427680805b6)

---------

Co-authored-by: silverwind <me@silverwind.io>
2024-03-24 17:05:00 +01:00

101 lines
2.8 KiB
Go

// Copyright 2017 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package repo
import (
"net/http"
"strings"
"code.gitea.io/gitea/models/db"
"code.gitea.io/gitea/modules/base"
"code.gitea.io/gitea/modules/git"
code_indexer "code.gitea.io/gitea/modules/indexer/code"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/services/context"
)
const tplSearch base.TplName = "repo/search"
// Search render repository search page
func Search(ctx *context.Context) {
language := ctx.FormTrim("l")
keyword := ctx.FormTrim("q")
isFuzzy := ctx.FormOptionalBool("fuzzy").ValueOrDefault(true)
ctx.Data["Keyword"] = keyword
ctx.Data["Language"] = language
ctx.Data["IsFuzzy"] = isFuzzy
ctx.Data["PageIsViewCode"] = true
if keyword == "" {
ctx.HTML(http.StatusOK, tplSearch)
return
}
page := ctx.FormInt("page")
if page <= 0 {
page = 1
}
var total int
var searchResults []*code_indexer.Result
var searchResultLanguages []*code_indexer.SearchResultLanguages
if setting.Indexer.RepoIndexerEnabled {
var err error
total, searchResults, searchResultLanguages, err = code_indexer.PerformSearch(ctx, &code_indexer.SearchOptions{
RepoIDs: []int64{ctx.Repo.Repository.ID},
Keyword: keyword,
IsKeywordFuzzy: isFuzzy,
Language: language,
Paginator: &db.ListOptions{
Page: page,
PageSize: setting.UI.RepoSearchPagingNum,
},
})
if err != nil {
if code_indexer.IsAvailable(ctx) {
ctx.ServerError("SearchResults", err)
return
}
ctx.Data["CodeIndexerUnavailable"] = true
} else {
ctx.Data["CodeIndexerUnavailable"] = !code_indexer.IsAvailable(ctx)
}
} else {
res, err := git.GrepSearch(ctx, ctx.Repo.GitRepo, keyword, git.GrepOptions{ContextLineNumber: 3, IsFuzzy: isFuzzy})
if err != nil {
ctx.ServerError("GrepSearch", err)
return
}
total = len(res)
pageStart := min((page-1)*setting.UI.RepoSearchPagingNum, len(res))
pageEnd := min(page*setting.UI.RepoSearchPagingNum, len(res))
res = res[pageStart:pageEnd]
for _, r := range res {
searchResults = append(searchResults, &code_indexer.Result{
RepoID: ctx.Repo.Repository.ID,
Filename: r.Filename,
CommitID: ctx.Repo.CommitID,
// UpdatedUnix: not supported yet
// Language: not supported yet
// Color: not supported yet
Lines: code_indexer.HighlightSearchResultCode(r.Filename, r.LineNumbers, strings.Join(r.LineCodes, "\n")),
})
}
}
ctx.Data["CodeIndexerEnabled"] = setting.Indexer.RepoIndexerEnabled
ctx.Data["Repo"] = ctx.Repo.Repository
ctx.Data["SearchResults"] = searchResults
ctx.Data["SearchResultLanguages"] = searchResultLanguages
pager := context.NewPagination(total, setting.UI.RepoSearchPagingNum, page, 5)
pager.SetDefaultParams(ctx)
pager.AddParamString("l", language)
ctx.Data["Page"] = pager
ctx.HTML(http.StatusOK, tplSearch)
}