[FEAT] add fallback repo search using git grep

This commit is contained in:
Shiny Nematoda 2024-02-20 11:05:42 +00:00
parent 0533022d63
commit 51fb6f3983
6 changed files with 246 additions and 63 deletions

View file

@ -10,17 +10,13 @@ import (
"code.gitea.io/gitea/modules/context"
code_indexer "code.gitea.io/gitea/modules/indexer/code"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/services/repository/files"
)
const tplSearch base.TplName = "repo/search"
// Search render repository search page
func Search(ctx *context.Context) {
if !setting.Indexer.RepoIndexerEnabled {
ctx.Redirect(ctx.Repo.RepoLink)
return
}
language := ctx.FormTrim("l")
keyword := ctx.FormTrim("q")
@ -37,31 +33,49 @@ func Search(ctx *context.Context) {
return
}
ctx.Data["SourcePath"] = ctx.Repo.Repository.Link()
page := ctx.FormInt("page")
if page <= 0 {
page = 1
}
total, searchResults, searchResultLanguages, err := code_indexer.PerformSearch(ctx, []int64{ctx.Repo.Repository.ID},
language, keyword, page, setting.UI.RepoSearchPagingNum, isMatch)
if err != nil {
if code_indexer.IsAvailable(ctx) {
ctx.ServerError("SearchResults", err)
if setting.Indexer.RepoIndexerEnabled {
ctx.Data["CodeIndexerEnabled"] = true
total, searchResults, searchResultLanguages, err := code_indexer.PerformSearch(ctx, []int64{ctx.Repo.Repository.ID},
language, keyword, page, setting.UI.RepoSearchPagingNum, isMatch)
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)
}
ctx.Data["SearchResults"] = searchResults
ctx.Data["SearchResultLanguages"] = searchResultLanguages
pager := context.NewPagination(total, setting.UI.RepoSearchPagingNum, page, 5)
pager.SetDefaultParams(ctx)
pager.AddParam(ctx, "l", "Language")
ctx.Data["Page"] = pager
} else {
data, err := files.NewRepoGrep(ctx, ctx.Repo.Repository, keyword)
if err != nil {
ctx.ServerError("NewRepoGrep", err)
return
}
ctx.Data["CodeIndexerUnavailable"] = true
} else {
ctx.Data["CodeIndexerUnavailable"] = !code_indexer.IsAvailable(ctx)
ctx.Data["CodeIndexerEnabled"] = false
ctx.Data["SearchResults"] = data
pager := context.NewPagination(len(data), setting.UI.RepoSearchPagingNum, page, 5)
pager.SetDefaultParams(ctx)
ctx.Data["Page"] = pager
}
ctx.Data["SourcePath"] = ctx.Repo.Repository.Link()
ctx.Data["SearchResults"] = searchResults
ctx.Data["SearchResultLanguages"] = searchResultLanguages
pager := context.NewPagination(total, setting.UI.RepoSearchPagingNum, page, 5)
pager.SetDefaultParams(ctx)
pager.AddParam(ctx, "l", "Language")
ctx.Data["Page"] = pager
ctx.HTML(http.StatusOK, tplSearch)
}

View file

@ -0,0 +1,90 @@
package files
import (
"context"
"html/template"
"strconv"
"strings"
repo_model "code.gitea.io/gitea/models/repo"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/gitrepo"
"code.gitea.io/gitea/modules/highlight"
"code.gitea.io/gitea/modules/timeutil"
"github.com/go-enry/go-enry/v2"
)
type Result struct {
RepoID int64 // ignored
Filename string
CommitID string // branch
UpdatedUnix timeutil.TimeStamp // ignored
Language string
Color string
LineNumbers []int64
FormattedLines template.HTML
}
const pHEAD = "HEAD:"
func NewRepoGrep(ctx context.Context, repo *repo_model.Repository, keyword string) ([]*Result, error) {
t, _, err := gitrepo.RepositoryFromContextOrOpen(ctx, repo)
if err != nil {
return nil, err
}
data := []*Result{}
stdout, _, err := git.NewCommand(ctx,
"grep",
"-1", // n before and after lines
"-z",
"--heading",
"--break", // easier parsing
"--fixed-strings", // disallow regex for now
"-n", // line nums
"-i", // ignore case
"--full-name", // full file path, rel to repo
//"--column", // for adding better highlighting support
).
AddDynamicArguments(keyword).
AddArguments("HEAD").
RunStdString(&git.RunOpts{Dir: t.Path})
if err != nil {
return data, nil // non zero exit code when there are no results
}
for _, block := range strings.Split(stdout, "\n\n") {
res := Result{CommitID: repo.DefaultBranch}
code := []string{}
for _, line := range strings.Split(block, "\n") {
if strings.HasPrefix(line, pHEAD) {
res.Filename = strings.TrimPrefix(line, pHEAD)
continue
}
if ln, after, ok := strings.Cut(line, "\x00"); ok {
i, err := strconv.ParseInt(ln, 10, 64)
if err != nil {
continue
}
res.LineNumbers = append(res.LineNumbers, i)
code = append(code, after)
}
}
if res.Filename == "" || len(code) == 0 || len(res.LineNumbers) == 0 {
continue
}
res.FormattedLines, res.Language = highlight.Code(res.Filename, "", strings.Join(code, "\n"))
res.Color = enry.GetColor(res.Language)
data = append(data, &res)
}
return data, nil
}

View file

@ -0,0 +1,48 @@
package files
import (
"testing"
"code.gitea.io/gitea/models/unittest"
"code.gitea.io/gitea/modules/contexttest"
"github.com/stretchr/testify/assert"
)
func TestNewRepoGrep(t *testing.T) {
unittest.PrepareTestEnv(t)
ctx, _ := contexttest.MockContext(t, "user2/repo1")
ctx.SetParams(":id", "1")
contexttest.LoadRepo(t, ctx, 1)
contexttest.LoadRepoCommit(t, ctx)
contexttest.LoadUser(t, ctx, 2)
contexttest.LoadGitRepo(t, ctx)
defer ctx.Repo.GitRepo.Close()
t.Run("with result", func(t *testing.T) {
res, err := NewRepoGrep(ctx, ctx.Repo.Repository, "Description")
assert.NoError(t, err)
expected := []*Result{
{
RepoID: 0,
Filename: "README.md",
CommitID: "master",
UpdatedUnix: 0,
Language: "Markdown",
Color: "#083fa1",
LineNumbers: []int64{2, 3},
FormattedLines: "\nDescription for repo1",
},
}
assert.EqualValues(t, res, expected)
})
t.Run("empty result", func(t *testing.T) {
res, err := NewRepoGrep(ctx, ctx.Repo.Repository, "keyword that does not match in the repo")
assert.NoError(t, err)
assert.EqualValues(t, res, []*Result{})
})
}

View file

@ -11,23 +11,21 @@
{{if $description}}<span class="description">{{$description | RenderCodeBlock}}</span>{{else if .IsRepositoryAdmin}}<span class="no-description text-italic">{{ctx.Locale.Tr "repo.no_desc"}}</span>{{end}}
<a class="link" href="{{.Repository.Website}}">{{.Repository.Website}}</a>
</div>
{{if .RepoSearchEnabled}}
<div class="ui repo-search">
<form class="ui form ignore-dirty" action="{{.RepoLink}}/search" method="get">
<div class="field">
<div class="ui small action input{{if .CodeIndexerUnavailable}} disabled left icon{{end}}"{{if .CodeIndexerUnavailable}} data-tooltip-content="{{ctx.Locale.Tr "repo.search.code_search_unavailable"}}"{{end}}>
<input name="q" value="{{.Keyword}}"{{if .CodeIndexerUnavailable}} disabled{{end}} placeholder="{{ctx.Locale.Tr "repo.search.search_repo"}}">
{{if .CodeIndexerUnavailable}}
<i class="icon">{{svg "octicon-alert"}}</i>
{{end}}
<button class="ui small icon button"{{if .CodeIndexerUnavailable}} disabled{{end}} type="submit">
{{svg "octicon-search"}}
</button>
</div>
<div class="ui repo-search">
<form class="ui form ignore-dirty" action="{{.RepoLink}}/search" method="get">
<div class="field">
<div class="ui small action input{{if .CodeIndexerUnavailable}} disabled left icon{{end}}"{{if .CodeIndexerUnavailable}} data-tooltip-content="{{ctx.Locale.Tr "repo.search.code_search_unavailable"}}"{{end}}>
<input name="q" value="{{.Keyword}}"{{if .CodeIndexerUnavailable}} disabled{{end}} placeholder="{{ctx.Locale.Tr "repo.search.search_repo"}}">
{{if .CodeIndexerUnavailable}}
<i class="icon">{{svg "octicon-alert"}}</i>
{{end}}
<button class="ui small icon button"{{if .CodeIndexerUnavailable}} disabled{{end}} type="submit">
{{svg "octicon-search"}}
</button>
</div>
</form>
</div>
{{end}}
</div>
</form>
</div>
</div>
<div class="gt-df gt-ac gt-fw gt-gap-2" id="repo-topics">
{{range .Topics}}<a class="ui repo-topic large label topic gt-m-0" href="{{AppSubUrl}}/explore/repos?q={{.Name}}&topic=1">{{.Name}}</a>{{end}}

View file

@ -6,14 +6,16 @@
<form class="ui form ignore-dirty" method="get">
<div class="ui fluid action input">
<input name="q" value="{{.Keyword}}"{{if .CodeIndexerUnavailable}} disabled{{end}} placeholder="{{ctx.Locale.Tr "repo.search.search_repo"}}">
<div class="ui dropdown selection {{if .CodeIndexerUnavailable}} disabled{{end}}" data-tooltip-content="{{ctx.Locale.Tr "repo.search.type.tooltip"}}">
<input name="t" type="hidden"{{if .CodeIndexerUnavailable}} disabled{{end}} value="{{.queryType}}">{{svg "octicon-triangle-down" 14 "dropdown icon"}}
<div class="text">{{ctx.Locale.Tr (printf "repo.search.%s" (or .queryType "fuzzy"))}}</div>
<div class="menu">
<div class="item" data-value="" data-tooltip-content="{{ctx.Locale.Tr "repo.search.fuzzy.tooltip"}}">{{ctx.Locale.Tr "repo.search.fuzzy"}}</div>
<div class="item" data-value="match" data-tooltip-content="{{ctx.Locale.Tr "repo.search.match.tooltip"}}">{{ctx.Locale.Tr "repo.search.match"}}</div>
{{if .CodeIndexerEnabled}}
<div class="ui dropdown selection {{if .CodeIndexerUnavailable}} disabled{{end}}" data-tooltip-content="{{ctx.Locale.Tr "repo.search.type.tooltip"}}">
<input name="t" type="hidden"{{if .CodeIndexerUnavailable}} disabled{{end}} value="{{.queryType}}">{{svg "octicon-triangle-down" 14 "dropdown icon"}}
<div class="text">{{ctx.Locale.Tr (printf "repo.search.%s" (or .queryType "fuzzy"))}}</div>
<div class="menu">
<div class="item" data-value="" data-tooltip-content="{{ctx.Locale.Tr "repo.search.fuzzy.tooltip"}}">{{ctx.Locale.Tr "repo.search.fuzzy"}}</div>
<div class="item" data-value="match" data-tooltip-content="{{ctx.Locale.Tr "repo.search.match.tooltip"}}">{{ctx.Locale.Tr "repo.search.match"}}</div>
</div>
</div>
</div>
{{end}}
<button class="ui icon button"{{if .CodeIndexerUnavailable}} disabled{{end}} type="submit">{{svg "octicon-search" 16}}</button>
</div>
</form>
@ -41,7 +43,7 @@
<div class="diff-file-box diff-box file-content non-diff-file-content repo-search-result">
<h4 class="ui top attached normal header gt-df gt-fw">
<span class="file gt-f1">{{.Filename}}</span>
<a role="button" class="ui basic tiny button" rel="nofollow" href="{{$.SourcePath}}/src/commit/{{PathEscape $result.CommitID}}/{{PathEscapeSegments .Filename}}">{{ctx.Locale.Tr "repo.diff.view_file"}}</a>
<a role="button" class="ui basic tiny button" rel="nofollow" href="{{$.SourcePath}}/src/{{if $.CodeIndexerEnabled}}commit{{else}}branch{{end}}/{{PathEscape $result.CommitID}}/{{PathEscapeSegments .Filename}}">{{ctx.Locale.Tr "repo.diff.view_file"}}</a>
</h4>
<div class="ui attached table segment">
<div class="file-body file-code code-view">
@ -50,7 +52,7 @@
<tr>
<td class="lines-num">
{{range .LineNumbers}}
<a href="{{$.SourcePath}}/src/commit/{{PathEscape $result.CommitID}}/{{PathEscapeSegments $result.Filename}}#L{{.}}"><span>{{.}}</span></a>
<a href="{{$.SourcePath}}/src/{{if $.CodeIndexerEnabled}}commit{{else}}branch{{end}}/{{PathEscape $result.CommitID}}/{{PathEscapeSegments $result.Filename}}#L{{.}}"><span>{{.}}</span></a>
{{end}}
</td>
<td class="lines-code chroma"><code class="code-inner">{{.FormattedLines}}</code></td>

View file

@ -11,14 +11,15 @@ import (
repo_model "code.gitea.io/gitea/models/repo"
code_indexer "code.gitea.io/gitea/modules/indexer/code"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/test"
"code.gitea.io/gitea/tests"
"github.com/PuerkitoBio/goquery"
"github.com/stretchr/testify/assert"
)
func resultFilenames(t testing.TB, doc *HTMLDoc) []string {
filenameSelections := doc.doc.Find(".repository.search").Find(".repo-search-result").Find(".header").Find("span.file")
func resultFilenames(t testing.TB, doc *goquery.Selection) []string {
filenameSelections := doc.Find(".header").Find("span.file")
result := make([]string, filenameSelections.Length())
filenameSelections.Each(func(i int, selection *goquery.Selection) {
result[i] = selection.Text()
@ -26,36 +27,66 @@ func resultFilenames(t testing.TB, doc *HTMLDoc) []string {
return result
}
func TestSearchRepo(t *testing.T) {
func checkResultLinks(t *testing.T, substr string, doc *goquery.Selection) {
t.Helper()
linkSelections := doc.Find("a[href]")
linkSelections.Each(func(i int, selection *goquery.Selection) {
assert.Contains(t, selection.AttrOr("href", ""), substr)
})
}
func testSearchRepo(t *testing.T, useExternalIndexer bool) {
defer tests.PrepareTestEnv(t)()
defer test.MockVariableValue(&setting.Indexer.RepoIndexerEnabled, useExternalIndexer)()
repo, err := repo_model.GetRepositoryByOwnerAndName(db.DefaultContext, "user2", "repo1")
assert.NoError(t, err)
executeIndexer(t, repo, code_indexer.UpdateRepoIndexer)
gitReference := "/branch/" + repo.DefaultBranch
testSearch(t, "/user2/repo1/search?q=Description&page=1", []string{"README.md"})
if useExternalIndexer {
gitReference = "/commit/"
executeIndexer(t, repo, code_indexer.UpdateRepoIndexer)
}
setting.Indexer.IncludePatterns = setting.IndexerGlobFromString("**.txt")
setting.Indexer.ExcludePatterns = setting.IndexerGlobFromString("**/y/**")
testSearch(t, "/user2/repo1/search?q=Description&page=1", gitReference, []string{"README.md"})
repo, err = repo_model.GetRepositoryByOwnerAndName(db.DefaultContext, "user2", "glob")
assert.NoError(t, err)
if useExternalIndexer {
setting.Indexer.IncludePatterns = setting.IndexerGlobFromString("**.txt")
setting.Indexer.ExcludePatterns = setting.IndexerGlobFromString("**/y/**")
executeIndexer(t, repo, code_indexer.UpdateRepoIndexer)
repo, err = repo_model.GetRepositoryByOwnerAndName(db.DefaultContext, "user2", "glob")
assert.NoError(t, err)
testSearch(t, "/user2/glob/search?q=loren&page=1", []string{"a.txt"})
testSearch(t, "/user2/glob/search?q=file3&page=1", []string{"x/b.txt"})
testSearch(t, "/user2/glob/search?q=file4&page=1", []string{})
testSearch(t, "/user2/glob/search?q=file5&page=1", []string{})
executeIndexer(t, repo, code_indexer.UpdateRepoIndexer)
testSearch(t, "/user2/glob/search?q=loren&page=1", gitReference, []string{"a.txt"})
testSearch(t, "/user2/glob/search?q=file3&page=1", gitReference, []string{"x/b.txt"})
testSearch(t, "/user2/glob/search?q=file4&page=1", gitReference, []string{})
testSearch(t, "/user2/glob/search?q=file5&page=1", gitReference, []string{})
}
}
func testSearch(t *testing.T, url string, expected []string) {
func TestIndexerSearchRepo(t *testing.T) {
testSearchRepo(t, true)
}
func TestNoIndexerSearchRepo(t *testing.T) {
testSearchRepo(t, false)
}
func testSearch(t *testing.T, url, gitRef string, expected []string) {
req := NewRequest(t, "GET", url)
resp := MakeRequest(t, req, http.StatusOK)
filenames := resultFilenames(t, NewHTMLParser(t, resp.Body))
doc := NewHTMLParser(t, resp.Body).doc.
Find(".repository.search").
Find(".repo-search-result")
filenames := resultFilenames(t, doc)
assert.EqualValues(t, expected, filenames)
checkResultLinks(t, gitRef, doc)
}
func executeIndexer(t *testing.T, repo *repo_model.Repository, op func(*repo_model.Repository)) {