alice.pds.demo.boltless.dev
This repository has no description
1package pulls
2
3import (
4 "bytes"
5 "compress/gzip"
6 "context"
7 "database/sql"
8 "encoding/json"
9 "errors"
10 "fmt"
11 "io"
12 "log/slog"
13 "net/http"
14 "slices"
15 "sort"
16 "strconv"
17 "strings"
18 "time"
19
20 "tangled.org/core/api/tangled"
21 "tangled.org/core/appview/config"
22 "tangled.org/core/appview/db"
23 pulls_indexer "tangled.org/core/appview/indexer/pulls"
24 "tangled.org/core/appview/mentions"
25 "tangled.org/core/appview/models"
26 "tangled.org/core/appview/notify"
27 "tangled.org/core/appview/oauth"
28 "tangled.org/core/appview/pages"
29 "tangled.org/core/appview/pages/markup"
30 "tangled.org/core/appview/pages/repoinfo"
31 "tangled.org/core/appview/pagination"
32 "tangled.org/core/appview/reporesolver"
33 "tangled.org/core/appview/searchquery"
34 "tangled.org/core/appview/validator"
35 "tangled.org/core/appview/xrpcclient"
36 "tangled.org/core/idresolver"
37 "tangled.org/core/ogre"
38 "tangled.org/core/orm"
39 "tangled.org/core/patchutil"
40 "tangled.org/core/rbac"
41 "tangled.org/core/tid"
42 "tangled.org/core/types"
43 "tangled.org/core/xrpc"
44
45 comatproto "github.com/bluesky-social/indigo/api/atproto"
46 "github.com/bluesky-social/indigo/atproto/syntax"
47 lexutil "github.com/bluesky-social/indigo/lex/util"
48 indigoxrpc "github.com/bluesky-social/indigo/xrpc"
49 "github.com/go-chi/chi/v5"
50)
51
52const ApplicationGzip = "application/gzip"
53
54type Pulls struct {
55 oauth *oauth.OAuth
56 repoResolver *reporesolver.RepoResolver
57 pages *pages.Pages
58 idResolver *idresolver.Resolver
59 mentionsResolver *mentions.Resolver
60 db *db.DB
61 config *config.Config
62 notifier notify.Notifier
63 enforcer *rbac.Enforcer
64 logger *slog.Logger
65 validator *validator.Validator
66 indexer *pulls_indexer.Indexer
67 ogreClient *ogre.Client
68}
69
70func New(
71 oauth *oauth.OAuth,
72 repoResolver *reporesolver.RepoResolver,
73 pages *pages.Pages,
74 resolver *idresolver.Resolver,
75 mentionsResolver *mentions.Resolver,
76 db *db.DB,
77 config *config.Config,
78 notifier notify.Notifier,
79 enforcer *rbac.Enforcer,
80 validator *validator.Validator,
81 indexer *pulls_indexer.Indexer,
82 logger *slog.Logger,
83) *Pulls {
84 return &Pulls{
85 oauth: oauth,
86 repoResolver: repoResolver,
87 pages: pages,
88 idResolver: resolver,
89 mentionsResolver: mentionsResolver,
90 db: db,
91 config: config,
92 notifier: notifier,
93 enforcer: enforcer,
94 logger: logger,
95 validator: validator,
96 indexer: indexer,
97 ogreClient: ogre.NewClient(config.Ogre.Host),
98 }
99}
100
101// htmx fragment
102func (s *Pulls) PullActions(w http.ResponseWriter, r *http.Request) {
103 l := s.logger.With("handler", "PullActions")
104
105 switch r.Method {
106 case http.MethodGet:
107 user := s.oauth.GetMultiAccountUser(r)
108 if user != nil && user.Active != nil {
109 l = l.With("user", user.Active.Did)
110 }
111
112 f, err := s.repoResolver.Resolve(r)
113 if err != nil {
114 l.Error("failed to get repo and knot", "err", err)
115 return
116 }
117
118 pull, ok := r.Context().Value("pull").(*models.Pull)
119 if !ok {
120 l.Error("failed to get pull")
121 s.pages.Notice(w, "pull-error", "Failed to edit patch. Try again later.")
122 return
123 }
124 l = l.With("pull_id", pull.PullId, "pull_owner", pull.OwnerDid)
125
126 // can be nil if this pull is not stacked
127 stack, _ := r.Context().Value("stack").(models.Stack)
128
129 roundNumberStr := chi.URLParam(r, "round")
130 roundNumber, err := strconv.Atoi(roundNumberStr)
131 if err != nil {
132 roundNumber = pull.LastRoundNumber()
133 }
134 if roundNumber >= len(pull.Submissions) {
135 http.Error(w, "bad round id", http.StatusBadRequest)
136 l.Error("failed to parse round id", "err", err, "round_number", roundNumber)
137 return
138 }
139
140 mergeCheckResponse := s.mergeCheck(r, f, pull, stack)
141 branchDeleteStatus := s.branchDeleteStatus(r, f, pull)
142 resubmitResult := pages.Unknown
143 if user.Active.Did == pull.OwnerDid {
144 resubmitResult = s.resubmitCheck(r, f, pull, stack)
145 }
146
147 s.pages.PullActionsFragment(w, pages.PullActionsParams{
148 LoggedInUser: user,
149 RepoInfo: s.repoResolver.GetRepoInfo(r, user),
150 Pull: pull,
151 RoundNumber: roundNumber,
152 MergeCheck: mergeCheckResponse,
153 ResubmitCheck: resubmitResult,
154 BranchDeleteStatus: branchDeleteStatus,
155 Stack: stack,
156 })
157 return
158 }
159}
160
161func (s *Pulls) repoPullHelper(w http.ResponseWriter, r *http.Request, interdiff bool) {
162 l := s.logger.With("handler", "repoPullHelper", "interdiff", interdiff)
163
164 user := s.oauth.GetMultiAccountUser(r)
165 if user != nil && user.Active != nil {
166 l = l.With("user", user.Active.Did)
167 }
168
169 f, err := s.repoResolver.Resolve(r)
170 if err != nil {
171 l.Error("failed to get repo and knot", "err", err)
172 return
173 }
174
175 pull, ok := r.Context().Value("pull").(*models.Pull)
176 if !ok {
177 l.Error("failed to get pull")
178 s.pages.Notice(w, "pull-error", "Failed to edit patch. Try again later.")
179 return
180 }
181 l = l.With("pull_id", pull.PullId, "pull_owner", pull.OwnerDid)
182
183 backlinks, err := db.GetBacklinks(s.db, pull.AtUri())
184 if err != nil {
185 l.Error("failed to get pull backlinks", "err", err)
186 s.pages.Notice(w, "pull-error", "Failed to get pull. Try again later.")
187 return
188 }
189
190 roundId := chi.URLParam(r, "round")
191 roundIdInt := pull.LastRoundNumber()
192 if r, err := strconv.Atoi(roundId); err == nil {
193 roundIdInt = r
194 }
195 if roundIdInt >= len(pull.Submissions) {
196 http.Error(w, "bad round id", http.StatusBadRequest)
197 l.Error("failed to parse round id", "err", err, "round_number", roundIdInt)
198 return
199 }
200
201 var diffOpts types.DiffOpts
202 if d := r.URL.Query().Get("diff"); d == "split" {
203 diffOpts.Split = true
204 }
205
206 // can be nil if this pull is not stacked
207 stack, _ := r.Context().Value("stack").(models.Stack)
208
209 mergeCheckResponse := s.mergeCheck(r, f, pull, stack)
210 branchDeleteStatus := s.branchDeleteStatus(r, f, pull)
211 resubmitResult := pages.Unknown
212 if user != nil && user.Active != nil && user.Active.Did == pull.OwnerDid {
213 resubmitResult = s.resubmitCheck(r, f, pull, stack)
214 }
215
216 m := make(map[string]models.Pipeline)
217
218 var shas []string
219 for _, s := range pull.Submissions {
220 shas = append(shas, s.SourceRev)
221 }
222 for _, p := range stack {
223 shas = append(shas, p.LatestSha())
224 }
225
226 ps, err := db.GetPipelineStatuses(
227 s.db,
228 len(shas),
229 orm.FilterEq("p.repo_owner", f.Did),
230 orm.FilterEq("p.repo_name", f.Name),
231 orm.FilterEq("p.knot", f.Knot),
232 orm.FilterIn("p.sha", shas),
233 )
234 if err != nil {
235 l.Error("failed to fetch pipeline statuses", "err", err)
236 // non-fatal
237 }
238
239 for _, p := range ps {
240 m[p.Sha] = p
241 }
242
243 reactionMap, err := db.GetReactionMap(s.db, 20, pull.AtUri())
244 if err != nil {
245 l.Error("failed to get pull reactions", "err", err)
246 }
247
248 userReactions := map[models.ReactionKind]bool{}
249 if user != nil {
250 userReactions = db.GetReactionStatusMap(s.db, user.Active.Did, pull.AtUri())
251 }
252
253 labelDefs, err := db.GetLabelDefinitions(
254 s.db,
255 orm.FilterIn("at_uri", f.Labels),
256 orm.FilterContains("scope", tangled.RepoPullNSID),
257 )
258 if err != nil {
259 l.Error("failed to fetch labels", "err", err)
260 s.pages.Error503(w)
261 return
262 }
263
264 defs := make(map[string]*models.LabelDefinition)
265 for _, l := range labelDefs {
266 defs[l.AtUri().String()] = &l
267 }
268
269 patch := pull.Submissions[roundIdInt].CombinedPatch()
270 var diff types.DiffRenderer
271 diff = patchutil.AsNiceDiff(patch, pull.TargetBranch)
272
273 if interdiff {
274 currentPatch, err := patchutil.AsDiff(pull.Submissions[roundIdInt].CombinedPatch())
275 if err != nil {
276 l.Error("failed to interdiff; current patch malformed", "err", err, "round_number", roundIdInt)
277 s.pages.Notice(w, fmt.Sprintf("interdiff-error-%d", roundIdInt), "Failed to calculate interdiff; current patch is invalid.")
278 return
279 }
280
281 previousPatch, err := patchutil.AsDiff(pull.Submissions[roundIdInt-1].CombinedPatch())
282 if err != nil {
283 l.Error("failed to interdiff; previous patch malformed", "err", err, "round_number", roundIdInt)
284 s.pages.Notice(w, fmt.Sprintf("interdiff-error-%d", roundIdInt), "Failed to calculate interdiff; previous patch is invalid.")
285 return
286 }
287
288 diff = patchutil.Interdiff(previousPatch, currentPatch)
289 }
290
291 s.pages.RepoSinglePull(w, pages.RepoSinglePullParams{
292 LoggedInUser: user,
293 RepoInfo: s.repoResolver.GetRepoInfo(r, user),
294 Pull: pull,
295 Stack: stack,
296 Backlinks: backlinks,
297 BranchDeleteStatus: branchDeleteStatus,
298 MergeCheck: mergeCheckResponse,
299 ResubmitCheck: resubmitResult,
300 Pipelines: m,
301 Diff: diff,
302 DiffOpts: diffOpts,
303 ActiveRound: roundIdInt,
304 IsInterdiff: interdiff,
305
306 Reactions: reactionMap,
307 UserReacted: userReactions,
308
309 LabelDefs: defs,
310 })
311}
312
313func (s *Pulls) RepoSinglePull(w http.ResponseWriter, r *http.Request) {
314 l := s.logger.With("handler", "RepoSinglePull")
315
316 pull, ok := r.Context().Value("pull").(*models.Pull)
317 if !ok {
318 l.Error("failed to get pull")
319 s.pages.Notice(w, "pull-error", "Failed to edit patch. Try again later.")
320 return
321 }
322
323 http.Redirect(w, r, r.URL.String()+fmt.Sprintf("/round/%d", pull.LastRoundNumber()), http.StatusFound)
324}
325
326func (s *Pulls) mergeCheck(r *http.Request, f *models.Repo, pull *models.Pull, stack models.Stack) types.MergeCheckResponse {
327 if pull.State == models.PullMerged {
328 return types.MergeCheckResponse{}
329 }
330
331 scheme := "https"
332 if s.config.Core.Dev {
333 scheme = "http"
334 }
335 host := fmt.Sprintf("%s://%s", scheme, f.Knot)
336
337 xrpcc := indigoxrpc.Client{
338 Host: host,
339 }
340
341 // combine patches of substack
342 subStack := stack.Below(pull)
343 // collect the portion of the stack that is mergeable
344 mergeable := subStack.Mergeable()
345 // combine each patch
346 patch := mergeable.CombinedPatch()
347
348 resp, err := tangled.RepoMergeCheck(
349 r.Context(),
350 &xrpcc,
351 &tangled.RepoMergeCheck_Input{
352 Did: f.Did,
353 Name: f.Name,
354 Branch: pull.TargetBranch,
355 Patch: patch,
356 },
357 )
358 if xrpcerr := xrpcclient.HandleXrpcErr(err); xrpcerr != nil {
359 s.logger.Error("failed to check for mergeability", "xrpcerr", xrpcerr, "err", err, "pull_id", pull.PullId, "target_branch", pull.TargetBranch)
360 return types.MergeCheckResponse{
361 Error: fmt.Sprintf("failed to check merge status: %s", xrpcerr.Error()),
362 }
363 }
364
365 // convert xrpc response to internal types
366 conflicts := make([]types.ConflictInfo, len(resp.Conflicts))
367 for i, conflict := range resp.Conflicts {
368 conflicts[i] = types.ConflictInfo{
369 Filename: conflict.Filename,
370 Reason: conflict.Reason,
371 }
372 }
373
374 result := types.MergeCheckResponse{
375 IsConflicted: resp.Is_conflicted,
376 Conflicts: conflicts,
377 }
378
379 if resp.Message != nil {
380 result.Message = *resp.Message
381 }
382
383 if resp.Error != nil {
384 result.Error = *resp.Error
385 }
386
387 return result
388}
389
390func (s *Pulls) branchDeleteStatus(r *http.Request, repo *models.Repo, pull *models.Pull) *models.BranchDeleteStatus {
391 if pull.State != models.PullMerged {
392 return nil
393 }
394
395 user := s.oauth.GetMultiAccountUser(r)
396 if user == nil {
397 return nil
398 }
399
400 var branch string
401 // check if the branch exists
402 // NOTE: appview could cache branches/tags etc. for every repo by listening for gitRefUpdates
403 if pull.IsBranchBased() {
404 branch = pull.PullSource.Branch
405 } else if pull.IsForkBased() {
406 branch = pull.PullSource.Branch
407 repo = pull.PullSource.Repo
408 } else {
409 return nil
410 }
411
412 // deleted fork
413 if repo == nil {
414 return nil
415 }
416
417 // user can only delete branch if they are a collaborator in the repo that the branch belongs to
418 perms := s.enforcer.GetPermissionsInRepo(user.Active.Did, repo.Knot, repo.RepoIdentifier())
419 if !slices.Contains(perms, "repo:push") {
420 return nil
421 }
422
423 xrpcc := &indigoxrpc.Client{Host: s.config.KnotMirror.Url}
424 resp, err := tangled.GitTempGetBranch(r.Context(), xrpcc, branch, repo.RepoAt().String())
425 if xrpcerr := xrpcclient.HandleXrpcErr(err); xrpcerr != nil {
426 s.logger.Error("failed to get branch", "xrpcerr", xrpcerr, "err", err)
427 return nil
428 }
429
430 return &models.BranchDeleteStatus{
431 Repo: repo,
432 Branch: resp.Name,
433 }
434}
435
436func (s *Pulls) resubmitCheck(r *http.Request, repo *models.Repo, pull *models.Pull, stack models.Stack) pages.ResubmitResult {
437 if pull.State == models.PullMerged || pull.State == models.PullAbandoned || pull.PullSource == nil {
438 return pages.Unknown
439 }
440
441 var sourceRepo syntax.ATURI
442 if pull.PullSource.RepoAt != nil {
443 sourceRepo = *pull.PullSource.RepoAt
444 } else {
445 sourceRepo = repo.RepoAt()
446 }
447
448 xrpcc := &indigoxrpc.Client{Host: s.config.KnotMirror.Url}
449 branchResp, err := tangled.GitTempGetBranch(r.Context(), xrpcc, pull.PullSource.Branch, sourceRepo.String())
450 if err != nil {
451 if xrpcerr := xrpcclient.HandleXrpcErr(err); xrpcerr != nil {
452 s.logger.Error("failed to call XRPC repo.branches", "xrpcerr", xrpcerr, "err", err, "pull_id", pull.PullId, "branch", pull.PullSource.Branch)
453 return pages.Unknown
454 }
455 s.logger.Error("failed to reach knotserver", "err", err, "pull_id", pull.PullId)
456 return pages.Unknown
457 }
458
459 targetBranch := branchResp
460
461 top := stack[0]
462 latestSourceRev := top.LatestSha()
463
464 if latestSourceRev != targetBranch.Hash {
465 return pages.ShouldResubmit
466 }
467
468 return pages.ShouldNotResubmit
469}
470
471func (s *Pulls) RepoPullPatch(w http.ResponseWriter, r *http.Request) {
472 s.repoPullHelper(w, r, false)
473}
474
475func (s *Pulls) RepoPullInterdiff(w http.ResponseWriter, r *http.Request) {
476 s.repoPullHelper(w, r, true)
477}
478
479func (s *Pulls) RepoPullPatchRaw(w http.ResponseWriter, r *http.Request) {
480 l := s.logger.With("handler", "RepoPullPatchRaw")
481
482 pull, ok := r.Context().Value("pull").(*models.Pull)
483 if !ok {
484 l.Error("failed to get pull")
485 s.pages.Notice(w, "pull-error", "Failed to edit patch. Try again later.")
486 return
487 }
488 l = l.With("pull_id", pull.PullId)
489
490 roundId := chi.URLParam(r, "round")
491 roundIdInt, err := strconv.Atoi(roundId)
492 if err != nil || roundIdInt >= len(pull.Submissions) {
493 http.Error(w, "bad round id", http.StatusBadRequest)
494 l.Error("failed to parse round id", "err", err, "round_id_str", roundId)
495 return
496 }
497
498 w.Header().Set("Content-Type", "text/plain; charset=utf-8")
499 w.Write([]byte(pull.Submissions[roundIdInt].Patch))
500}
501
502func (s *Pulls) RepoPulls(w http.ResponseWriter, r *http.Request) {
503 l := s.logger.With("handler", "RepoPulls")
504
505 user := s.oauth.GetMultiAccountUser(r)
506 if user != nil && user.Active != nil {
507 l = l.With("user", user.Active.Did)
508 }
509
510 params := r.URL.Query()
511 page := pagination.FromContext(r.Context())
512
513 f, err := s.repoResolver.Resolve(r)
514 if err != nil {
515 l.Error("failed to get repo and knot", "err", err)
516 return
517 }
518 l = l.With("repo_at", f.RepoAt().String())
519
520 query := searchquery.Parse(params.Get("q"))
521
522 var state *models.PullState
523 if urlState := params.Get("state"); urlState != "" {
524 switch urlState {
525 case "open":
526 state = ptrPullState(models.PullOpen)
527 case "closed":
528 state = ptrPullState(models.PullClosed)
529 case "merged":
530 state = ptrPullState(models.PullMerged)
531 }
532 query.Set("state", urlState)
533 } else if queryState := query.Get("state"); queryState != nil {
534 switch *queryState {
535 case "open":
536 state = ptrPullState(models.PullOpen)
537 case "closed":
538 state = ptrPullState(models.PullClosed)
539 case "merged":
540 state = ptrPullState(models.PullMerged)
541 }
542 } else if _, hasQ := params["q"]; !hasQ {
543 state = ptrPullState(models.PullOpen)
544 query.Set("state", "open")
545 }
546
547 resolve := func(ctx context.Context, ident string) (string, error) {
548 id, err := s.idResolver.ResolveIdent(ctx, ident)
549 if err != nil {
550 return "", err
551 }
552 return id.DID.String(), nil
553 }
554
555 authorDid, negatedAuthorDids := searchquery.ResolveAuthor(r.Context(), query, resolve, l)
556
557 labels := query.GetAll("label")
558 negatedLabels := query.GetAllNegated("label")
559 labelValues := query.GetDynamicTags()
560 negatedLabelValues := query.GetNegatedDynamicTags()
561
562 // resolve DID-format label values: if a dynamic tag's label
563 // definition has format "did", resolve the handle to a DID
564 if len(labelValues) > 0 || len(negatedLabelValues) > 0 {
565 labelDefs, err := db.GetLabelDefinitions(
566 s.db,
567 orm.FilterIn("at_uri", f.Labels),
568 orm.FilterContains("scope", tangled.RepoPullNSID),
569 )
570 if err == nil {
571 didLabels := make(map[string]bool)
572 for _, def := range labelDefs {
573 if def.ValueType.Format == models.ValueTypeFormatDid {
574 didLabels[def.Name] = true
575 }
576 }
577 labelValues = searchquery.ResolveDIDLabelValues(r.Context(), labelValues, didLabels, resolve, l)
578 negatedLabelValues = searchquery.ResolveDIDLabelValues(r.Context(), negatedLabelValues, didLabels, resolve, l)
579 } else {
580 l.Debug("failed to fetch label definitions for DID resolution", "err", err)
581 }
582 }
583
584 tf := searchquery.ExtractTextFilters(query)
585
586 searchOpts := models.PullSearchOptions{
587 Keywords: tf.Keywords,
588 Phrases: tf.Phrases,
589 RepoAt: f.RepoAt().String(),
590 State: state,
591 AuthorDid: authorDid,
592 Labels: labels,
593 LabelValues: labelValues,
594 NegatedKeywords: tf.NegatedKeywords,
595 NegatedPhrases: tf.NegatedPhrases,
596 NegatedLabels: negatedLabels,
597 NegatedLabelValues: negatedLabelValues,
598 NegatedAuthorDids: negatedAuthorDids,
599 Page: page,
600 }
601
602 var totalPulls int
603 if state == nil {
604 totalPulls = f.RepoStats.PullCount.Open + f.RepoStats.PullCount.Merged + f.RepoStats.PullCount.Closed
605 } else {
606 switch *state {
607 case models.PullOpen:
608 totalPulls = f.RepoStats.PullCount.Open
609 case models.PullMerged:
610 totalPulls = f.RepoStats.PullCount.Merged
611 case models.PullClosed:
612 totalPulls = f.RepoStats.PullCount.Closed
613 }
614 }
615
616 repoInfo := s.repoResolver.GetRepoInfo(r, user)
617
618 var pulls []*models.Pull
619
620 if searchOpts.HasSearchFilters() {
621 res, err := s.indexer.Search(r.Context(), searchOpts)
622 if err != nil {
623 l.Error("failed to search for pulls", "err", err)
624 return
625 }
626 totalPulls = int(res.Total)
627 l.Debug("searched pulls with indexer", "count", len(res.Hits))
628
629 // update tab counts to reflect filtered results
630 countOpts := searchOpts
631 countOpts.Page = pagination.Page{Limit: 1}
632 for _, ps := range []models.PullState{models.PullOpen, models.PullMerged, models.PullClosed} {
633 countOpts.State = &ps
634 countRes, err := s.indexer.Search(r.Context(), countOpts)
635 if err != nil {
636 continue
637 }
638 switch ps {
639 case models.PullOpen:
640 repoInfo.Stats.PullCount.Open = int(countRes.Total)
641 case models.PullMerged:
642 repoInfo.Stats.PullCount.Merged = int(countRes.Total)
643 case models.PullClosed:
644 repoInfo.Stats.PullCount.Closed = int(countRes.Total)
645 }
646 }
647
648 if len(res.Hits) > 0 {
649 pulls, err = db.GetPulls(
650 s.db,
651 orm.FilterIn("id", res.Hits),
652 )
653 if err != nil {
654 l.Error("failed to get pulls", "err", err)
655 s.pages.Notice(w, "pulls", "Failed to load pulls. Try again later.")
656 return
657 }
658 }
659 } else {
660 filters := []orm.Filter{
661 orm.FilterEq("repo_at", f.RepoAt()),
662 }
663 if state != nil {
664 filters = append(filters, orm.FilterEq("state", *state))
665 }
666 pulls, err = db.GetPullsPaginated(
667 s.db,
668 page,
669 filters...,
670 )
671 if err != nil {
672 l.Error("failed to get pulls", "err", err)
673 s.pages.Notice(w, "pulls", "Failed to load pulls. Try again later.")
674 return
675 }
676 }
677
678 for _, p := range pulls {
679 var pullSourceRepo *models.Repo
680 if p.PullSource != nil {
681 if p.PullSource.RepoAt != nil {
682 pullSourceRepo, err = db.GetRepoByAtUri(s.db, p.PullSource.RepoAt.String())
683 if err != nil {
684 l.Error("failed to get repo by at uri", "err", err, "repo_at", p.PullSource.RepoAt.String())
685 continue
686 } else {
687 p.PullSource.Repo = pullSourceRepo
688 }
689 }
690 }
691 }
692
693 var stacks []models.Stack
694 var shas []string
695
696 pullMap := make(map[string]*models.Pull)
697 for _, p := range pulls {
698 shas = append(shas, p.LatestSha())
699 pullMap[p.AtUri().String()] = p
700 }
701
702 // track which PRs have been added to stacks
703 visited := make(map[string]bool)
704
705 // group stacked PRs together using dependent_on relationships
706 for _, p := range pulls {
707 if visited[p.AtUri().String()] {
708 continue
709 }
710
711 root := p
712 for root.DependentOn != nil {
713 if parent, ok := pullMap[root.DependentOn.String()]; ok {
714 root = parent
715 } else {
716 break // parent not in current page
717 }
718 }
719
720 var stack models.Stack
721 current := root
722 for {
723 if visited[current.AtUri().String()] {
724 break
725 }
726 stack = append(stack, current)
727 visited[current.AtUri().String()] = true
728
729 found := false
730 for _, candidate := range pulls {
731 if candidate.DependentOn != nil &&
732 candidate.DependentOn.String() == current.AtUri().String() {
733 current = candidate
734 found = true
735 break
736 }
737 }
738 if !found {
739 break
740 }
741 }
742
743 slices.Reverse(stack)
744 stacks = append(stacks, stack)
745 }
746
747 ps, err := db.GetPipelineStatuses(
748 s.db,
749 len(shas),
750 orm.FilterEq("p.repo_owner", f.Did),
751 orm.FilterEq("p.repo_name", f.Name),
752 orm.FilterEq("p.knot", f.Knot),
753 orm.FilterIn("p.sha", shas),
754 )
755 if err != nil {
756 l.Warn("failed to fetch pipeline statuses", "err", err)
757 // non-fatal
758 }
759 m := make(map[string]models.Pipeline)
760 for _, p := range ps {
761 m[p.Sha] = p
762 }
763
764 labelDefs, err := db.GetLabelDefinitions(
765 s.db,
766 orm.FilterIn("at_uri", f.Labels),
767 orm.FilterContains("scope", tangled.RepoPullNSID),
768 )
769 if err != nil {
770 l.Error("failed to fetch labels", "err", err)
771 s.pages.Error503(w)
772 return
773 }
774
775 defs := make(map[string]*models.LabelDefinition)
776 for _, l := range labelDefs {
777 defs[l.AtUri().String()] = &l
778 }
779
780 filterState := ""
781 if state != nil {
782 filterState = state.String()
783 }
784
785 s.pages.RepoPulls(w, pages.RepoPullsParams{
786 LoggedInUser: s.oauth.GetMultiAccountUser(r),
787 RepoInfo: repoInfo,
788 Pulls: pulls,
789 LabelDefs: defs,
790 FilterState: filterState,
791 FilterQuery: query.String(),
792 Stacks: stacks,
793 Pipelines: m,
794 Page: page,
795 PullCount: totalPulls,
796 })
797}
798
799func (s *Pulls) PullComment(w http.ResponseWriter, r *http.Request) {
800 l := s.logger.With("handler", "PullComment")
801
802 user := s.oauth.GetMultiAccountUser(r)
803 if user != nil && user.Active != nil {
804 l = l.With("user", user.Active.Did)
805 }
806
807 f, err := s.repoResolver.Resolve(r)
808 if err != nil {
809 l.Error("failed to get repo and knot", "err", err)
810 return
811 }
812
813 pull, ok := r.Context().Value("pull").(*models.Pull)
814 if !ok {
815 l.Error("failed to get pull")
816 s.pages.Notice(w, "pull-error", "Failed to edit patch. Try again later.")
817 return
818 }
819 l = l.With("pull_id", pull.PullId, "pull_owner", pull.OwnerDid)
820
821 roundNumberStr := chi.URLParam(r, "round")
822 roundNumber, err := strconv.Atoi(roundNumberStr)
823 if err != nil || roundNumber >= len(pull.Submissions) {
824 http.Error(w, "bad round id", http.StatusBadRequest)
825 l.Error("failed to parse round id", "err", err, "round_number_str", roundNumberStr)
826 return
827 }
828
829 switch r.Method {
830 case http.MethodGet:
831 s.pages.PullNewCommentFragment(w, pages.PullNewCommentParams{
832 LoggedInUser: user,
833 RepoInfo: s.repoResolver.GetRepoInfo(r, user),
834 Pull: pull,
835 RoundNumber: roundNumber,
836 })
837 return
838 case http.MethodPost:
839 body := r.FormValue("body")
840 if body == "" {
841 s.pages.Notice(w, "pull", "Comment body is required")
842 return
843 }
844
845 mentions, references := s.mentionsResolver.Resolve(r.Context(), body)
846
847 // Start a transaction
848 tx, err := s.db.BeginTx(r.Context(), nil)
849 if err != nil {
850 l.Error("failed to start transaction", "err", err)
851 s.pages.Notice(w, "pull-comment", "Failed to create comment.")
852 return
853 }
854 defer tx.Rollback()
855
856 createdAt := time.Now().Format(time.RFC3339)
857
858 client, err := s.oauth.AuthorizedClient(r)
859 if err != nil {
860 l.Error("failed to get authorized client", "err", err)
861 s.pages.Notice(w, "pull-comment", "Failed to create comment.")
862 return
863 }
864 atResp, err := comatproto.RepoPutRecord(r.Context(), client, &comatproto.RepoPutRecord_Input{
865 Collection: tangled.RepoPullCommentNSID,
866 Repo: user.Active.Did,
867 Rkey: tid.TID(),
868 Record: &lexutil.LexiconTypeDecoder{
869 Val: &tangled.RepoPullComment{
870 Pull: pull.AtUri().String(),
871 Body: body,
872 CreatedAt: createdAt,
873 },
874 },
875 })
876 if err != nil {
877 l.Error("failed to create pull comment", "err", err)
878 s.pages.Notice(w, "pull-comment", "Failed to create comment.")
879 return
880 }
881
882 comment := &models.PullComment{
883 OwnerDid: user.Active.Did,
884 RepoAt: f.RepoAt().String(),
885 PullId: pull.PullId,
886 Body: body,
887 CommentAt: atResp.Uri,
888 SubmissionId: pull.Submissions[roundNumber].ID,
889 Mentions: mentions,
890 References: references,
891 }
892
893 // Create the pull comment in the database with the commentAt field
894 commentId, err := db.NewPullComment(tx, comment)
895 if err != nil {
896 l.Error("failed to create pull comment in database", "err", err)
897 s.pages.Notice(w, "pull-comment", "Failed to create comment.")
898 return
899 }
900
901 // Commit the transaction
902 if err = tx.Commit(); err != nil {
903 l.Error("failed to commit transaction", "err", err)
904 s.pages.Notice(w, "pull-comment", "Failed to create comment.")
905 return
906 }
907
908 s.notifier.NewPullComment(r.Context(), comment, mentions)
909
910 ownerSlashRepo := reporesolver.GetBaseRepoPath(r, f)
911 s.pages.HxLocation(w, fmt.Sprintf("/%s/pulls/%d#comment-%d", ownerSlashRepo, pull.PullId, commentId))
912 return
913 }
914}
915
916func (s *Pulls) NewPull(w http.ResponseWriter, r *http.Request) {
917 l := s.logger.With("handler", "NewPull")
918
919 user := s.oauth.GetMultiAccountUser(r)
920 if user != nil && user.Active != nil {
921 l = l.With("user", user.Active.Did)
922 }
923
924 f, err := s.repoResolver.Resolve(r)
925 if err != nil {
926 l.Error("failed to get repo and knot", "err", err)
927 return
928 }
929 l = l.With("repo_at", f.RepoAt().String())
930
931 switch r.Method {
932 case http.MethodGet:
933 xrpcc := &indigoxrpc.Client{Host: s.config.KnotMirror.Url}
934
935 xrpcBytes, err := tangled.GitTempListBranches(r.Context(), xrpcc, "", 0, f.RepoAt().String())
936 if err != nil {
937 if xrpcerr := xrpcclient.HandleXrpcErr(err); xrpcerr != nil {
938 l.Error("failed to call XRPC repo.branches", "xrpcerr", xrpcerr, "err", err)
939 s.pages.Error503(w)
940 return
941 }
942 l.Error("failed to fetch branches", "err", err)
943 return
944 }
945
946 var result types.RepoBranchesResponse
947 if err := json.Unmarshal(xrpcBytes, &result); err != nil {
948 l.Error("failed to decode XRPC response", "err", err)
949 s.pages.Error503(w)
950 return
951 }
952
953 // can be one of "patch", "branch" or "fork"
954 strategy := r.URL.Query().Get("strategy")
955 // ignored if strategy is "patch"
956 sourceBranch := r.URL.Query().Get("sourceBranch")
957 targetBranch := r.URL.Query().Get("targetBranch")
958
959 s.pages.RepoNewPull(w, pages.RepoNewPullParams{
960 LoggedInUser: user,
961 RepoInfo: s.repoResolver.GetRepoInfo(r, user),
962 Branches: result.Branches,
963 Strategy: strategy,
964 SourceBranch: sourceBranch,
965 TargetBranch: targetBranch,
966 Title: r.URL.Query().Get("title"),
967 Body: r.URL.Query().Get("body"),
968 })
969
970 case http.MethodPost:
971 title := r.FormValue("title")
972 body := r.FormValue("body")
973 targetBranch := r.FormValue("targetBranch")
974 fromFork := r.FormValue("fork")
975 sourceBranch := r.FormValue("sourceBranch")
976 patch := r.FormValue("patch")
977
978 if targetBranch == "" {
979 s.pages.Notice(w, "pull", "Target branch is required.")
980 return
981 }
982
983 // Determine PR type based on input parameters
984 roles := repoinfo.RolesInRepo{Roles: s.enforcer.GetPermissionsInRepo(user.Active.Did, f.Knot, f.RepoIdentifier())}
985 isPushAllowed := roles.IsPushAllowed()
986 isBranchBased := isPushAllowed && sourceBranch != "" && fromFork == ""
987 isForkBased := fromFork != "" && sourceBranch != ""
988 isPatchBased := patch != "" && !isBranchBased && !isForkBased
989 isStacked := r.FormValue("isStacked") == "on"
990
991 if isPatchBased && !patchutil.IsFormatPatch(patch) {
992 if title == "" {
993 s.pages.Notice(w, "pull", "Title is required for git-diff patches.")
994 return
995 }
996 sanitizer := markup.NewSanitizer()
997 if st := strings.TrimSpace(sanitizer.SanitizeDescription(title)); (st) == "" {
998 s.pages.Notice(w, "pull", "Title is empty after HTML sanitization")
999 return
1000 }
1001 }
1002
1003 // Validate we have at least one valid PR creation method
1004 if !isBranchBased && !isPatchBased && !isForkBased {
1005 s.pages.Notice(w, "pull", "Neither source branch nor patch supplied.")
1006 return
1007 }
1008
1009 // Can't mix branch-based and patch-based approaches
1010 if isBranchBased && patch != "" {
1011 s.pages.Notice(w, "pull", "Cannot select both patch and source branch.")
1012 return
1013 }
1014
1015 // us, err := knotclient.NewUnsignedClient(f.Knot, s.config.Core.Dev)
1016 // if err != nil {
1017 // log.Printf("failed to create unsigned client to %s: %v", f.Knot, err)
1018 // s.pages.Notice(w, "pull", "Failed to create a pull request. Try again later.")
1019 // return
1020 // }
1021
1022 // TODO: make capabilities an xrpc call
1023 caps := struct {
1024 PullRequests struct {
1025 FormatPatch bool
1026 BranchSubmissions bool
1027 ForkSubmissions bool
1028 PatchSubmissions bool
1029 }
1030 }{
1031 PullRequests: struct {
1032 FormatPatch bool
1033 BranchSubmissions bool
1034 ForkSubmissions bool
1035 PatchSubmissions bool
1036 }{
1037 FormatPatch: true,
1038 BranchSubmissions: true,
1039 ForkSubmissions: true,
1040 PatchSubmissions: true,
1041 },
1042 }
1043
1044 // caps, err := us.Capabilities()
1045 // if err != nil {
1046 // log.Println("error fetching knot caps", f.Knot, err)
1047 // s.pages.Notice(w, "pull", "Failed to create a pull request. Try again later.")
1048 // return
1049 // }
1050
1051 if !caps.PullRequests.FormatPatch {
1052 s.pages.Notice(w, "pull", "This knot doesn't support format-patch. Unfortunately, there is no fallback for now.")
1053 return
1054 }
1055
1056 // Handle the PR creation based on the type
1057 if isBranchBased {
1058 if !caps.PullRequests.BranchSubmissions {
1059 s.pages.Notice(w, "pull", "This knot doesn't support branch-based pull requests. Try another way?")
1060 return
1061 }
1062 s.handleBranchBasedPull(w, r, f, user, title, body, targetBranch, sourceBranch, isStacked)
1063 } else if isForkBased {
1064 if !caps.PullRequests.ForkSubmissions {
1065 s.pages.Notice(w, "pull", "This knot doesn't support fork-based pull requests. Try another way?")
1066 return
1067 }
1068 s.handleForkBasedPull(w, r, f, user, fromFork, title, body, targetBranch, sourceBranch, isStacked)
1069 } else if isPatchBased {
1070 if !caps.PullRequests.PatchSubmissions {
1071 s.pages.Notice(w, "pull", "This knot doesn't support patch-based pull requests. Send your patch over email.")
1072 return
1073 }
1074 s.handlePatchBasedPull(w, r, f, user, title, body, targetBranch, patch, isStacked)
1075 }
1076 return
1077 }
1078}
1079
1080func (s *Pulls) handleBranchBasedPull(
1081 w http.ResponseWriter,
1082 r *http.Request,
1083 repo *models.Repo,
1084 user *oauth.MultiAccountUser,
1085 title,
1086 body,
1087 targetBranch,
1088 sourceBranch string,
1089 isStacked bool,
1090) {
1091 l := s.logger.With("handler", "handleBranchBasedPull", "user", user.Active.Did, "target_branch", targetBranch, "source_branch", sourceBranch, "is_stacked", isStacked)
1092
1093 scheme := "http"
1094 if !s.config.Core.Dev {
1095 scheme = "https"
1096 }
1097 host := fmt.Sprintf("%s://%s", scheme, repo.Knot)
1098 xrpcc := &indigoxrpc.Client{
1099 Host: host,
1100 }
1101
1102 xrpcBytes, err := tangled.RepoCompare(r.Context(), xrpcc, repo.RepoIdentifier(), targetBranch, sourceBranch)
1103 if err != nil {
1104 if xrpcerr := xrpcclient.HandleXrpcErr(err); xrpcerr != nil {
1105 l.Error("failed to call XRPC repo.compare", "xrpcerr", xrpcerr, "err", err)
1106 s.pages.Notice(w, "pull", "Failed to create pull request. Try again later.")
1107 return
1108 }
1109 l.Error("failed to compare", "err", err)
1110 s.pages.Notice(w, "pull", err.Error())
1111 return
1112 }
1113
1114 var comparison types.RepoFormatPatchResponse
1115 if err := json.Unmarshal(xrpcBytes, &comparison); err != nil {
1116 l.Error("failed to decode XRPC compare response", "err", err)
1117 s.pages.Notice(w, "pull", "Failed to create pull request. Try again later.")
1118 return
1119 }
1120
1121 sourceRev := comparison.Rev2
1122 patch := comparison.FormatPatchRaw
1123 combined := comparison.CombinedPatchRaw
1124
1125 if err := s.validator.ValidatePatch(&patch); err != nil {
1126 s.logger.Error("failed to validate patch", "err", err)
1127 s.pages.Notice(w, "pull", "Invalid patch format. Please provide a valid diff.")
1128 return
1129 }
1130
1131 pullSource := &models.PullSource{
1132 Branch: sourceBranch,
1133 }
1134 recordPullSource := &tangled.RepoPull_Source{
1135 Branch: sourceBranch,
1136 }
1137
1138 s.createPullRequest(w, r, repo, user, title, body, targetBranch, patch, combined, sourceRev, pullSource, recordPullSource, isStacked)
1139}
1140
1141func (s *Pulls) handlePatchBasedPull(w http.ResponseWriter, r *http.Request, repo *models.Repo, user *oauth.MultiAccountUser, title, body, targetBranch, patch string, isStacked bool) {
1142 if err := s.validator.ValidatePatch(&patch); err != nil {
1143 s.logger.Error("patch validation failed", "err", err)
1144 s.pages.Notice(w, "pull", "Invalid patch format. Please provide a valid diff.")
1145 return
1146 }
1147
1148 s.createPullRequest(w, r, repo, user, title, body, targetBranch, patch, "", "", nil, nil, isStacked)
1149}
1150
1151func (s *Pulls) handleForkBasedPull(w http.ResponseWriter, r *http.Request, repo *models.Repo, user *oauth.MultiAccountUser, forkRepo string, title, body, targetBranch, sourceBranch string, isStacked bool) {
1152 l := s.logger.With("handler", "handleForkBasedPull", "user", user.Active.Did, "fork_repo", forkRepo, "target_branch", targetBranch, "source_branch", sourceBranch, "is_stacked", isStacked)
1153
1154 repoString := strings.SplitN(forkRepo, "/", 2)
1155 forkOwnerDid := repoString[0]
1156 repoName := repoString[1]
1157 fork, err := db.GetForkByDid(s.db, forkOwnerDid, repoName)
1158 if errors.Is(err, sql.ErrNoRows) {
1159 s.pages.Notice(w, "pull", "No such fork.")
1160 return
1161 } else if err != nil {
1162 l.Error("failed to fetch fork", "err", err, "fork_owner_did", forkOwnerDid, "repo_name", repoName)
1163 s.pages.Notice(w, "pull", "Failed to fetch fork.")
1164 return
1165 }
1166
1167 client, err := s.oauth.ServiceClient(
1168 r,
1169 oauth.WithService(fork.Knot),
1170 oauth.WithLxm(tangled.RepoHiddenRefNSID),
1171 oauth.WithDev(s.config.Core.Dev),
1172 )
1173
1174 resp, err := tangled.RepoHiddenRef(
1175 r.Context(),
1176 client,
1177 &tangled.RepoHiddenRef_Input{
1178 ForkRef: sourceBranch,
1179 RemoteRef: targetBranch,
1180 Repo: fork.RepoAt().String(),
1181 },
1182 )
1183 if xrpcerr := xrpcclient.HandleXrpcErr(err); xrpcerr != nil {
1184 s.logger.Error("failed to set hidden ref", "xrpcerr", xrpcerr, "err", err)
1185 s.pages.Notice(w, "pull", xrpcerr.Error())
1186 return
1187 }
1188
1189 if !resp.Success {
1190 errorMsg := "Failed to create pull request"
1191 if resp.Error != nil {
1192 errorMsg = fmt.Sprintf("Failed to create pull request: %s", *resp.Error)
1193 }
1194 s.pages.Notice(w, "pull", errorMsg)
1195 return
1196 }
1197
1198 hiddenRef := fmt.Sprintf("hidden/%s/%s", sourceBranch, targetBranch)
1199 // We're now comparing the sourceBranch (on the fork) against the hiddenRef which is tracking
1200 // the targetBranch on the target repository. This code is a bit confusing, but here's an example:
1201 // hiddenRef: hidden/feature-1/main (on repo-fork)
1202 // targetBranch: main (on repo-1)
1203 // sourceBranch: feature-1 (on repo-fork)
1204 forkScheme := "http"
1205 if !s.config.Core.Dev {
1206 forkScheme = "https"
1207 }
1208 forkHost := fmt.Sprintf("%s://%s", forkScheme, fork.Knot)
1209 forkXrpcc := &indigoxrpc.Client{
1210 Host: forkHost,
1211 }
1212
1213 forkXrpcBytes, err := tangled.RepoCompare(r.Context(), forkXrpcc, fork.RepoIdentifier(), hiddenRef, sourceBranch)
1214 if err != nil {
1215 if xrpcerr := xrpcclient.HandleXrpcErr(err); xrpcerr != nil {
1216 l.Error("failed to call XRPC repo.compare for fork", "xrpcerr", xrpcerr, "err", err, "hidden_ref", hiddenRef)
1217 s.pages.Notice(w, "pull", "Failed to create pull request. Try again later.")
1218 return
1219 }
1220 l.Error("failed to compare across branches", "err", err, "hidden_ref", hiddenRef)
1221 s.pages.Notice(w, "pull", err.Error())
1222 return
1223 }
1224
1225 var comparison types.RepoFormatPatchResponse
1226 if err := json.Unmarshal(forkXrpcBytes, &comparison); err != nil {
1227 l.Error("failed to decode XRPC compare response for fork", "err", err)
1228 s.pages.Notice(w, "pull", "Failed to create pull request. Try again later.")
1229 return
1230 }
1231
1232 sourceRev := comparison.Rev2
1233 patch := comparison.FormatPatchRaw
1234 combined := comparison.CombinedPatchRaw
1235
1236 if err := s.validator.ValidatePatch(&patch); err != nil {
1237 s.logger.Error("failed to validate patch", "err", err)
1238 s.pages.Notice(w, "pull", "Invalid patch format. Please provide a valid diff.")
1239 return
1240 }
1241
1242 forkAtUri := fork.RepoAt()
1243 forkAtUriStr := forkAtUri.String()
1244
1245 pullSource := &models.PullSource{
1246 Branch: sourceBranch,
1247 RepoAt: &forkAtUri,
1248 }
1249 recordPullSource := &tangled.RepoPull_Source{
1250 Branch: sourceBranch,
1251 Repo: &forkAtUriStr,
1252 }
1253 if fork.RepoDid != "" {
1254 recordPullSource.RepoDid = &fork.RepoDid
1255 }
1256
1257 s.createPullRequest(w, r, repo, user, title, body, targetBranch, patch, combined, sourceRev, pullSource, recordPullSource, isStacked)
1258}
1259
1260func (s *Pulls) createPullRequest(
1261 w http.ResponseWriter,
1262 r *http.Request,
1263 repo *models.Repo,
1264 user *oauth.MultiAccountUser,
1265 title, body, targetBranch string,
1266 patch string,
1267 combined string,
1268 sourceRev string,
1269 pullSource *models.PullSource,
1270 recordPullSource *tangled.RepoPull_Source,
1271 isStacked bool,
1272) {
1273 l := s.logger.With("handler", "createPullRequest", "user", user.Active.Did, "target_branch", targetBranch, "is_stacked", isStacked)
1274
1275 if isStacked {
1276 // creates a series of PRs, each linking to the previous, identified by jj's change-id
1277 s.createStackedPullRequest(
1278 w,
1279 r,
1280 repo,
1281 user,
1282 targetBranch,
1283 patch,
1284 sourceRev,
1285 pullSource,
1286 )
1287 return
1288 }
1289
1290 client, err := s.oauth.AuthorizedClient(r)
1291 if err != nil {
1292 l.Error("failed to get authorized client", "err", err)
1293 s.pages.Notice(w, "pull", "Failed to create pull request. Try again later.")
1294 return
1295 }
1296
1297 tx, err := s.db.BeginTx(r.Context(), nil)
1298 if err != nil {
1299 l.Error("failed to start tx", "err", err)
1300 s.pages.Notice(w, "pull", "Failed to create pull request. Try again later.")
1301 return
1302 }
1303 defer tx.Rollback()
1304
1305 // We've already checked earlier if it's diff-based and title is empty,
1306 // so if it's still empty now, it's intentionally skipped owing to format-patch.
1307 if title == "" || body == "" {
1308 formatPatches, err := patchutil.ExtractPatches(patch)
1309 if err != nil {
1310 s.pages.Notice(w, "pull", fmt.Sprintf("Failed to extract patches: %v", err))
1311 return
1312 }
1313 if len(formatPatches) == 0 {
1314 s.pages.Notice(w, "pull", "No patches found in the supplied format-patch.")
1315 return
1316 }
1317
1318 if title == "" {
1319 title = formatPatches[0].Title
1320 }
1321 if body == "" {
1322 body = formatPatches[0].Body
1323 }
1324 }
1325
1326 mentions, references := s.mentionsResolver.Resolve(r.Context(), body)
1327
1328 rkey := tid.TID()
1329
1330 blob, err := xrpc.RepoUploadBlob(r.Context(), client, gz(patch), ApplicationGzip)
1331 if err != nil {
1332 l.Error("failed to upload patch", "err", err)
1333 s.pages.Notice(w, "pull", "Failed to create pull request. Try again later.")
1334 return
1335 }
1336
1337 record := tangled.RepoPull{
1338 Title: title,
1339 Body: &body,
1340 Target: repoPullTarget(repo, targetBranch),
1341 Source: recordPullSource,
1342 CreatedAt: time.Now().Format(time.RFC3339),
1343 Rounds: []*tangled.RepoPull_Round{
1344 {
1345 CreatedAt: time.Now().Format(time.RFC3339),
1346 PatchBlob: blob.Blob,
1347 },
1348 },
1349 }
1350 initialSubmission := models.PullSubmission{
1351 Patch: patch,
1352 Combined: combined,
1353 SourceRev: sourceRev,
1354 Blob: *blob.Blob,
1355 }
1356 pull := &models.Pull{
1357 Title: title,
1358 Body: body,
1359 TargetBranch: targetBranch,
1360 OwnerDid: user.Active.Did,
1361 RepoAt: repo.RepoAt(),
1362 Rkey: rkey,
1363 Mentions: mentions,
1364 References: references,
1365 Submissions: []*models.PullSubmission{
1366 &initialSubmission,
1367 },
1368 PullSource: pullSource,
1369 State: models.PullOpen,
1370 }
1371
1372 _, err = comatproto.RepoPutRecord(r.Context(), client, &comatproto.RepoPutRecord_Input{
1373 Collection: tangled.RepoPullNSID,
1374 Repo: user.Active.Did,
1375 Rkey: rkey,
1376 Record: &lexutil.LexiconTypeDecoder{
1377 Val: &record,
1378 },
1379 })
1380 if err != nil {
1381 l.Error("failed to create pull request", "err", err)
1382 s.pages.Notice(w, "pull", "Failed to create pull request. Try again later.")
1383 return
1384 }
1385
1386 err = db.PutPull(tx, pull)
1387 if err != nil {
1388 l.Error("failed to create pull request in database", "err", err)
1389 s.pages.Notice(w, "pull", "Failed to create pull request. Try again later.")
1390 return
1391 }
1392 pullId, err := db.NextPullId(tx, repo.RepoAt())
1393 if err != nil {
1394 s.logger.Error("failed to get pull id", "err", err)
1395 s.pages.Notice(w, "pull", "Failed to create pull request. Try again later.")
1396 return
1397 }
1398
1399 if err = tx.Commit(); err != nil {
1400 l.Error("failed to commit transaction for pull request", "err", err)
1401 s.pages.Notice(w, "pull", "Failed to create pull request. Try again later.")
1402 return
1403 }
1404
1405 s.notifier.NewPull(r.Context(), pull)
1406
1407 ownerSlashRepo := reporesolver.GetBaseRepoPath(r, repo)
1408 s.pages.HxLocation(w, fmt.Sprintf("/%s/pulls/%d", ownerSlashRepo, pullId))
1409}
1410
1411func (s *Pulls) createStackedPullRequest(
1412 w http.ResponseWriter,
1413 r *http.Request,
1414 repo *models.Repo,
1415 user *oauth.MultiAccountUser,
1416 targetBranch string,
1417 patch string,
1418 sourceRev string,
1419 pullSource *models.PullSource,
1420) {
1421 l := s.logger.With("handler", "createStackedPullRequest", "user", user.Active.Did, "target_branch", targetBranch, "source_rev", sourceRev)
1422
1423 // run some necessary checks for stacked-prs first
1424
1425 // must be branch or fork based
1426 if sourceRev == "" {
1427 l.Error("stacked PR from patch-based pull")
1428 s.pages.Notice(w, "pull", "Stacking is only supported on branch and fork based pull-requests.")
1429 return
1430 }
1431
1432 formatPatches, err := patchutil.ExtractPatches(patch)
1433 if err != nil {
1434 l.Error("failed to extract patches", "err", err)
1435 s.pages.Notice(w, "pull", fmt.Sprintf("Failed to extract patches: %v", err))
1436 return
1437 }
1438
1439 // must have atleast 1 patch to begin with
1440 if len(formatPatches) == 0 {
1441 l.Error("empty patches")
1442 s.pages.Notice(w, "pull", "No patches found in the generated format-patch.")
1443 return
1444 }
1445
1446 client, err := s.oauth.AuthorizedClient(r)
1447 if err != nil {
1448 l.Error("failed to get authorized client", "err", err)
1449 s.pages.Notice(w, "pull", "Failed to create pull request. Try again later.")
1450 return
1451 }
1452
1453 // first upload all blobs
1454 blobs := make([]*lexutil.LexBlob, len(formatPatches))
1455 for i, p := range formatPatches {
1456 blob, err := xrpc.RepoUploadBlob(r.Context(), client, gz(p.Raw), ApplicationGzip)
1457 if err != nil {
1458 l.Error("failed to upload patch blob", "err", err, "patch_index", i)
1459 s.pages.Notice(w, "pull", "Failed to create pull request. Try again later.")
1460 return
1461 }
1462 l.Info("uploaded blob", "idx", i+1, "total", len(formatPatches))
1463 blobs[i] = blob.Blob
1464 }
1465
1466 // build a stack out of this patch
1467 stack, err := s.newStack(r.Context(), repo, user, targetBranch, pullSource, formatPatches, blobs)
1468 if err != nil {
1469 l.Error("failed to create stack", "err", err)
1470 s.pages.Notice(w, "pull", fmt.Sprintf("Failed to create stack: %v", err))
1471 return
1472 }
1473
1474 // apply all record creations at once
1475 var writes []*comatproto.RepoApplyWrites_Input_Writes_Elem
1476 for _, p := range stack {
1477 record := p.AsRecord()
1478 writes = append(writes, &comatproto.RepoApplyWrites_Input_Writes_Elem{
1479 RepoApplyWrites_Create: &comatproto.RepoApplyWrites_Create{
1480 Collection: tangled.RepoPullNSID,
1481 Rkey: &p.Rkey,
1482 Value: &lexutil.LexiconTypeDecoder{
1483 Val: &record,
1484 },
1485 },
1486 })
1487 }
1488 _, err = comatproto.RepoApplyWrites(r.Context(), client, &comatproto.RepoApplyWrites_Input{
1489 Repo: user.Active.Did,
1490 Writes: writes,
1491 })
1492 if err != nil {
1493 l.Error("failed to create stacked pull request", "err", err)
1494 s.pages.Notice(w, "pull", "Failed to create stacked pull request. Try again later.")
1495 return
1496 }
1497
1498 // create all pulls at once
1499 tx, err := s.db.BeginTx(r.Context(), nil)
1500 if err != nil {
1501 l.Error("failed to start tx", "err", err)
1502 s.pages.Notice(w, "pull", "Failed to create pull request. Try again later.")
1503 return
1504 }
1505 defer tx.Rollback()
1506
1507 for _, p := range stack {
1508 err = db.PutPull(tx, p)
1509 if err != nil {
1510 l.Error("failed to create pull request in database", "err", err, "pull_rkey", p.Rkey)
1511 s.pages.Notice(w, "pull", "Failed to create pull request. Try again later.")
1512 return
1513 }
1514
1515 }
1516
1517 if err = tx.Commit(); err != nil {
1518 l.Error("failed to commit transaction for pull requests", "err", err)
1519 s.pages.Notice(w, "pull", "Failed to create pull request. Try again later.")
1520 return
1521 }
1522
1523 // notify about each pull
1524 //
1525 // this is performed after tx.Commit, because it could result in a locked DB otherwise
1526 for _, p := range stack {
1527 s.notifier.NewPull(r.Context(), p)
1528 }
1529
1530 ownerSlashRepo := reporesolver.GetBaseRepoPath(r, repo)
1531 s.pages.HxLocation(w, fmt.Sprintf("/%s/pulls", ownerSlashRepo))
1532}
1533
1534func (s *Pulls) ValidatePatch(w http.ResponseWriter, r *http.Request) {
1535 l := s.logger.With("handler", "ValidatePatch")
1536
1537 _, err := s.repoResolver.Resolve(r)
1538 if err != nil {
1539 l.Error("failed to get repo and knot", "err", err)
1540 return
1541 }
1542
1543 patch := r.FormValue("patch")
1544 if patch == "" {
1545 s.pages.Notice(w, "patch-error", "Patch is required.")
1546 return
1547 }
1548
1549 if err := s.validator.ValidatePatch(&patch); err != nil {
1550 l.Error("failed to validate patch", "err", err)
1551 s.pages.Notice(w, "patch-error", "Invalid patch format. Please provide a valid git diff or format-patch.")
1552 return
1553 }
1554
1555 if patchutil.IsFormatPatch(patch) {
1556 s.pages.Notice(w, "patch-preview", "git-format-patch detected. Title and description are optional; if left out, they will be extracted from the first commit.")
1557 } else {
1558 s.pages.Notice(w, "patch-preview", "Regular git-diff detected. Please provide a title and description.")
1559 }
1560}
1561
1562func (s *Pulls) PatchUploadFragment(w http.ResponseWriter, r *http.Request) {
1563 user := s.oauth.GetMultiAccountUser(r)
1564
1565 s.pages.PullPatchUploadFragment(w, pages.PullPatchUploadParams{
1566 RepoInfo: s.repoResolver.GetRepoInfo(r, user),
1567 })
1568}
1569
1570func (s *Pulls) CompareBranchesFragment(w http.ResponseWriter, r *http.Request) {
1571 l := s.logger.With("handler", "CompareBranchesFragment")
1572
1573 user := s.oauth.GetMultiAccountUser(r)
1574 f, err := s.repoResolver.Resolve(r)
1575 if err != nil {
1576 l.Error("failed to get repo and knot", "err", err)
1577 return
1578 }
1579
1580 xrpcc := &indigoxrpc.Client{Host: s.config.KnotMirror.Url}
1581
1582 xrpcBytes, err := tangled.GitTempListBranches(r.Context(), xrpcc, "", 0, f.RepoAt().String())
1583 if err != nil {
1584 l.Error("failed to fetch branches", "err", err)
1585 s.pages.Error503(w)
1586 return
1587 }
1588
1589 var result types.RepoBranchesResponse
1590 if err := json.Unmarshal(xrpcBytes, &result); err != nil {
1591 l.Error("failed to decode XRPC response", "err", err)
1592 s.pages.Error503(w)
1593 return
1594 }
1595
1596 branches := result.Branches
1597 sort.Slice(branches, func(i int, j int) bool {
1598 return branches[i].Commit.Committer.When.After(branches[j].Commit.Committer.When)
1599 })
1600
1601 withoutDefault := []types.Branch{}
1602 for _, b := range branches {
1603 if b.IsDefault {
1604 continue
1605 }
1606 withoutDefault = append(withoutDefault, b)
1607 }
1608
1609 s.pages.PullCompareBranchesFragment(w, pages.PullCompareBranchesParams{
1610 RepoInfo: s.repoResolver.GetRepoInfo(r, user),
1611 Branches: withoutDefault,
1612 })
1613}
1614
1615func (s *Pulls) CompareForksFragment(w http.ResponseWriter, r *http.Request) {
1616 l := s.logger.With("handler", "CompareForksFragment")
1617
1618 user := s.oauth.GetMultiAccountUser(r)
1619 if user != nil && user.Active != nil {
1620 l = l.With("user", user.Active.Did)
1621 }
1622
1623 forks, err := db.GetForksByDid(s.db, user.Active.Did)
1624 if err != nil {
1625 l.Error("failed to get forks", "err", err)
1626 return
1627 }
1628
1629 s.pages.PullCompareForkFragment(w, pages.PullCompareForkParams{
1630 RepoInfo: s.repoResolver.GetRepoInfo(r, user),
1631 Forks: forks,
1632 Selected: r.URL.Query().Get("fork"),
1633 })
1634}
1635
1636func (s *Pulls) CompareForksBranchesFragment(w http.ResponseWriter, r *http.Request) {
1637 l := s.logger.With("handler", "CompareForksBranchesFragment")
1638
1639 user := s.oauth.GetMultiAccountUser(r)
1640 if user != nil && user.Active != nil {
1641 l = l.With("user", user.Active.Did)
1642 }
1643
1644 f, err := s.repoResolver.Resolve(r)
1645 if err != nil {
1646 l.Error("failed to get repo and knot", "err", err)
1647 return
1648 }
1649
1650 xrpcc := &indigoxrpc.Client{Host: s.config.KnotMirror.Url}
1651
1652 forkVal := r.URL.Query().Get("fork")
1653 repoString := strings.SplitN(forkVal, "/", 2)
1654 forkOwnerDid := repoString[0]
1655 forkName := repoString[1]
1656 // fork repo
1657 repo, err := db.GetRepo(
1658 s.db,
1659 orm.FilterEq("did", forkOwnerDid),
1660 orm.FilterEq("name", forkName),
1661 )
1662 if err != nil {
1663 l.Error("failed to get repo", "fork_owner_did", forkOwnerDid, "fork_name", forkName, "err", err)
1664 return
1665 }
1666
1667 sourceXrpcBytes, err := tangled.GitTempListBranches(r.Context(), xrpcc, "", 0, repo.RepoAt().String())
1668 if err != nil {
1669 if xrpcerr := xrpcclient.HandleXrpcErr(err); xrpcerr != nil {
1670 l.Error("failed to call XRPC repo.branches for source", "xrpcerr", xrpcerr, "err", err)
1671 s.pages.Error503(w)
1672 return
1673 }
1674 l.Error("failed to fetch source branches", "err", err)
1675 return
1676 }
1677
1678 // Decode source branches
1679 var sourceBranches types.RepoBranchesResponse
1680 if err := json.Unmarshal(sourceXrpcBytes, &sourceBranches); err != nil {
1681 l.Error("failed to decode source branches XRPC response", "err", err)
1682 s.pages.Error503(w)
1683 return
1684 }
1685
1686 targetXrpcBytes, err := tangled.GitTempListBranches(r.Context(), xrpcc, "", 0, f.RepoAt().String())
1687 if err != nil {
1688 if xrpcerr := xrpcclient.HandleXrpcErr(err); xrpcerr != nil {
1689 l.Error("failed to call XRPC repo.branches for target", "xrpcerr", xrpcerr, "err", err)
1690 s.pages.Error503(w)
1691 return
1692 }
1693 l.Error("failed to fetch target branches", "err", err)
1694 return
1695 }
1696
1697 // Decode target branches
1698 var targetBranches types.RepoBranchesResponse
1699 if err := json.Unmarshal(targetXrpcBytes, &targetBranches); err != nil {
1700 l.Error("failed to decode target branches XRPC response", "err", err)
1701 s.pages.Error503(w)
1702 return
1703 }
1704
1705 sort.Slice(sourceBranches.Branches, func(i int, j int) bool {
1706 return sourceBranches.Branches[i].Commit.Committer.When.After(sourceBranches.Branches[j].Commit.Committer.When)
1707 })
1708
1709 s.pages.PullCompareForkBranchesFragment(w, pages.PullCompareForkBranchesParams{
1710 RepoInfo: s.repoResolver.GetRepoInfo(r, user),
1711 SourceBranches: sourceBranches.Branches,
1712 TargetBranches: targetBranches.Branches,
1713 })
1714}
1715
1716func (s *Pulls) ResubmitPull(w http.ResponseWriter, r *http.Request) {
1717 l := s.logger.With("handler", "ResubmitPull")
1718
1719 user := s.oauth.GetMultiAccountUser(r)
1720 if user != nil && user.Active != nil {
1721 l = l.With("user", user.Active.Did)
1722 }
1723
1724 pull, ok := r.Context().Value("pull").(*models.Pull)
1725 if !ok {
1726 l.Error("failed to get pull")
1727 s.pages.Notice(w, "pull-error", "Failed to edit patch. Try again later.")
1728 return
1729 }
1730 l = l.With("pull_id", pull.PullId, "pull_owner", pull.OwnerDid)
1731
1732 switch r.Method {
1733 case http.MethodGet:
1734 s.pages.PullResubmitFragment(w, pages.PullResubmitParams{
1735 RepoInfo: s.repoResolver.GetRepoInfo(r, user),
1736 Pull: pull,
1737 })
1738 return
1739 case http.MethodPost:
1740 if pull.IsPatchBased() {
1741 s.resubmitPatch(w, r)
1742 return
1743 } else if pull.IsBranchBased() {
1744 s.resubmitBranch(w, r)
1745 return
1746 } else if pull.IsForkBased() {
1747 s.resubmitFork(w, r)
1748 return
1749 }
1750 }
1751}
1752
1753func (s *Pulls) resubmitPatch(w http.ResponseWriter, r *http.Request) {
1754 l := s.logger.With("handler", "resubmitPatch")
1755
1756 user := s.oauth.GetMultiAccountUser(r)
1757 if user != nil && user.Active != nil {
1758 l = l.With("user", user.Active.Did)
1759 }
1760
1761 pull, ok := r.Context().Value("pull").(*models.Pull)
1762 if !ok {
1763 l.Error("failed to get pull")
1764 s.pages.Notice(w, "pull-error", "Failed to edit patch. Try again later.")
1765 return
1766 }
1767 l = l.With("pull_id", pull.PullId, "pull_owner", pull.OwnerDid)
1768
1769 f, err := s.repoResolver.Resolve(r)
1770 if err != nil {
1771 l.Error("failed to get repo and knot", "err", err)
1772 return
1773 }
1774
1775 if user.Active.Did != pull.OwnerDid {
1776 l.Error("unauthorized user", "actual_user", user.Active.Did, "expected_owner", pull.OwnerDid)
1777 w.WriteHeader(http.StatusUnauthorized)
1778 return
1779 }
1780
1781 patch := r.FormValue("patch")
1782
1783 s.resubmitPullHelper(w, r, f, user, pull, patch, "", "")
1784}
1785
1786func (s *Pulls) resubmitBranch(w http.ResponseWriter, r *http.Request) {
1787 l := s.logger.With("handler", "resubmitBranch")
1788
1789 user := s.oauth.GetMultiAccountUser(r)
1790 if user != nil && user.Active != nil {
1791 l = l.With("user", user.Active.Did)
1792 }
1793
1794 pull, ok := r.Context().Value("pull").(*models.Pull)
1795 if !ok {
1796 l.Error("failed to get pull")
1797 s.pages.Notice(w, "resubmit-error", "Failed to edit patch. Try again later.")
1798 return
1799 }
1800 l = l.With("pull_id", pull.PullId, "pull_owner", pull.OwnerDid, "target_branch", pull.TargetBranch)
1801
1802 f, err := s.repoResolver.Resolve(r)
1803 if err != nil {
1804 l.Error("failed to get repo and knot", "err", err)
1805 return
1806 }
1807
1808 if user.Active.Did != pull.OwnerDid {
1809 l.Error("unauthorized user", "actual_user", user.Active.Did, "expected_owner", pull.OwnerDid)
1810 w.WriteHeader(http.StatusUnauthorized)
1811 return
1812 }
1813
1814 roles := repoinfo.RolesInRepo{Roles: s.enforcer.GetPermissionsInRepo(user.Active.Did, f.Knot, f.RepoIdentifier())}
1815 if !roles.IsPushAllowed() {
1816 l.Error("unauthorized user - no push permission")
1817 w.WriteHeader(http.StatusUnauthorized)
1818 return
1819 }
1820
1821 scheme := "http"
1822 if !s.config.Core.Dev {
1823 scheme = "https"
1824 }
1825 host := fmt.Sprintf("%s://%s", scheme, f.Knot)
1826 xrpcc := &indigoxrpc.Client{
1827 Host: host,
1828 }
1829
1830 xrpcBytes, err := tangled.RepoCompare(r.Context(), xrpcc, f.RepoIdentifier(), pull.TargetBranch, pull.PullSource.Branch)
1831 if err != nil {
1832 if xrpcerr := xrpcclient.HandleXrpcErr(err); xrpcerr != nil {
1833 l.Error("failed to call XRPC repo.compare", "xrpcerr", xrpcerr, "err", err, "source_branch", pull.PullSource.Branch)
1834 s.pages.Notice(w, "resubmit-error", "Failed to create pull request. Try again later.")
1835 return
1836 }
1837 l.Error("compare request failed", "err", err, "source_branch", pull.PullSource.Branch)
1838 s.pages.Notice(w, "resubmit-error", err.Error())
1839 return
1840 }
1841
1842 var comparison types.RepoFormatPatchResponse
1843 if err := json.Unmarshal(xrpcBytes, &comparison); err != nil {
1844 l.Error("failed to decode XRPC compare response", "err", err)
1845 s.pages.Notice(w, "resubmit-error", "Failed to create pull request. Try again later.")
1846 return
1847 }
1848
1849 sourceRev := comparison.Rev2
1850 patch := comparison.FormatPatchRaw
1851 combined := comparison.CombinedPatchRaw
1852
1853 s.resubmitPullHelper(w, r, f, user, pull, patch, combined, sourceRev)
1854}
1855
1856func (s *Pulls) resubmitFork(w http.ResponseWriter, r *http.Request) {
1857 l := s.logger.With("handler", "resubmitFork")
1858
1859 user := s.oauth.GetMultiAccountUser(r)
1860 if user != nil && user.Active != nil {
1861 l = l.With("user", user.Active.Did)
1862 }
1863
1864 pull, ok := r.Context().Value("pull").(*models.Pull)
1865 if !ok {
1866 l.Error("failed to get pull")
1867 s.pages.Notice(w, "resubmit-error", "Failed to edit patch. Try again later.")
1868 return
1869 }
1870 l = l.With("pull_id", pull.PullId, "pull_owner", pull.OwnerDid, "target_branch", pull.TargetBranch)
1871
1872 f, err := s.repoResolver.Resolve(r)
1873 if err != nil {
1874 l.Error("failed to get repo and knot", "err", err)
1875 return
1876 }
1877
1878 if user.Active.Did != pull.OwnerDid {
1879 l.Error("unauthorized user", "actual_user", user.Active.Did, "expected_owner", pull.OwnerDid)
1880 w.WriteHeader(http.StatusUnauthorized)
1881 return
1882 }
1883
1884 forkRepo, err := db.GetRepoByAtUri(s.db, pull.PullSource.RepoAt.String())
1885 if err != nil {
1886 l.Error("failed to get source repo", "err", err, "repo_at", pull.PullSource.RepoAt.String())
1887 s.pages.Notice(w, "resubmit-error", "Failed to create pull request. Try again later.")
1888 return
1889 }
1890
1891 // update the hidden tracking branch to latest
1892 client, err := s.oauth.ServiceClient(
1893 r,
1894 oauth.WithService(forkRepo.Knot),
1895 oauth.WithLxm(tangled.RepoHiddenRefNSID),
1896 oauth.WithDev(s.config.Core.Dev),
1897 )
1898 if err != nil {
1899 l.Error("failed to connect to knot server", "err", err, "fork_knot", forkRepo.Knot)
1900 return
1901 }
1902
1903 resp, err := tangled.RepoHiddenRef(
1904 r.Context(),
1905 client,
1906 &tangled.RepoHiddenRef_Input{
1907 ForkRef: pull.PullSource.Branch,
1908 RemoteRef: pull.TargetBranch,
1909 Repo: forkRepo.RepoAt().String(),
1910 },
1911 )
1912 if xrpcerr := xrpcclient.HandleXrpcErr(err); xrpcerr != nil {
1913 s.logger.Error("failed to set hidden ref", "xrpcerr", xrpcerr, "err", err)
1914 s.pages.Notice(w, "resubmit-error", xrpcerr.Error())
1915 return
1916 }
1917 if !resp.Success {
1918 l.Error("failed to update tracking ref", "err", resp.Error, "fork_ref", pull.PullSource.Branch, "remote_ref", pull.TargetBranch)
1919 s.pages.Notice(w, "resubmit-error", "Failed to update tracking ref.")
1920 return
1921 }
1922
1923 hiddenRef := fmt.Sprintf("hidden/%s/%s", pull.PullSource.Branch, pull.TargetBranch)
1924 // extract patch by performing compare
1925 forkScheme := "http"
1926 if !s.config.Core.Dev {
1927 forkScheme = "https"
1928 }
1929 forkHost := fmt.Sprintf("%s://%s", forkScheme, forkRepo.Knot)
1930 forkXrpcBytes, err := tangled.RepoCompare(r.Context(), &indigoxrpc.Client{Host: forkHost}, forkRepo.RepoIdentifier(), hiddenRef, pull.PullSource.Branch)
1931 if err != nil {
1932 if xrpcerr := xrpcclient.HandleXrpcErr(err); xrpcerr != nil {
1933 l.Error("failed to call XRPC repo.compare for fork", "xrpcerr", xrpcerr, "err", err, "hidden_ref", hiddenRef, "source_branch", pull.PullSource.Branch)
1934 s.pages.Notice(w, "resubmit-error", "Failed to create pull request. Try again later.")
1935 return
1936 }
1937 l.Error("failed to compare branches", "err", err, "hidden_ref", hiddenRef, "source_branch", pull.PullSource.Branch)
1938 s.pages.Notice(w, "resubmit-error", "Failed to create pull request. Try again later.")
1939 return
1940 }
1941
1942 var forkComparison types.RepoFormatPatchResponse
1943 if err := json.Unmarshal(forkXrpcBytes, &forkComparison); err != nil {
1944 l.Error("failed to decode XRPC compare response for fork", "err", err)
1945 s.pages.Notice(w, "resubmit-error", "Failed to create pull request. Try again later.")
1946 return
1947 }
1948
1949 // Use the fork comparison we already made
1950 comparison := forkComparison
1951
1952 sourceRev := comparison.Rev2
1953 patch := comparison.FormatPatchRaw
1954 combined := comparison.CombinedPatchRaw
1955
1956 s.resubmitPullHelper(w, r, f, user, pull, patch, combined, sourceRev)
1957}
1958
1959func (s *Pulls) resubmitPullHelper(
1960 w http.ResponseWriter,
1961 r *http.Request,
1962 repo *models.Repo,
1963 user *oauth.MultiAccountUser,
1964 pull *models.Pull,
1965 patch string,
1966 combined string,
1967 sourceRev string,
1968) {
1969 l := s.logger.With("handler", "resubmitPullHelper", "user", user.Active.Did, "pull_id", pull.PullId, "target_branch", pull.TargetBranch)
1970
1971 stack := r.Context().Value("stack").(models.Stack)
1972 if stack != nil && len(stack) != 1 {
1973 l.Info("resubmitting stacked PR", "stack_size", len(stack))
1974 s.resubmitStackedPullHelper(w, r, repo, user, pull, patch)
1975 return
1976 }
1977
1978 if err := s.validator.ValidatePatch(&patch); err != nil {
1979 s.pages.Notice(w, "resubmit-error", err.Error())
1980 return
1981 }
1982
1983 if patch == pull.LatestPatch() {
1984 s.pages.Notice(w, "resubmit-error", "Patch is identical to previous submission.")
1985 return
1986 }
1987
1988 // validate sourceRev if branch/fork based
1989 if pull.IsBranchBased() || pull.IsForkBased() {
1990 if sourceRev == pull.LatestSha() {
1991 s.pages.Notice(w, "resubmit-error", "This branch has not changed since the last submission.")
1992 return
1993 }
1994 }
1995
1996 pullAt := pull.AtUri()
1997 newRoundNumber := len(pull.Submissions)
1998 newPatch := patch
1999 newSourceRev := sourceRev
2000 combinedPatch := combined
2001
2002 client, err := s.oauth.AuthorizedClient(r)
2003 if err != nil {
2004 l.Error("failed to authorize client", "err", err)
2005 s.pages.Notice(w, "resubmit-error", "Failed to create pull request. Try again later.")
2006 return
2007 }
2008
2009 ex, err := comatproto.RepoGetRecord(r.Context(), client, "", tangled.RepoPullNSID, user.Active.Did, pull.Rkey)
2010 if err != nil {
2011 // failed to get record
2012 l.Error("failed to get record from PDS", "err", err, "rkey", pull.Rkey)
2013 s.pages.Notice(w, "resubmit-error", "Failed to update pull, no record found on PDS.")
2014 return
2015 }
2016
2017 blob, err := xrpc.RepoUploadBlob(r.Context(), client, gz(patch), ApplicationGzip)
2018 if err != nil {
2019 l.Error("failed to upload patch blob", "err", err)
2020 s.pages.Notice(w, "resubmit-error", "Failed to update pull request on the PDS. Try again later.")
2021 return
2022 }
2023 record := pull.AsRecord()
2024 record.Rounds = append(record.Rounds, &tangled.RepoPull_Round{
2025 CreatedAt: time.Now().Format(time.RFC3339),
2026 PatchBlob: blob.Blob,
2027 })
2028 record.CreatedAt = time.Now().Format(time.RFC3339)
2029
2030 _, err = comatproto.RepoPutRecord(r.Context(), client, &comatproto.RepoPutRecord_Input{
2031 Collection: tangled.RepoPullNSID,
2032 Repo: user.Active.Did,
2033 Rkey: pull.Rkey,
2034 SwapRecord: ex.Cid,
2035 Record: &lexutil.LexiconTypeDecoder{
2036 Val: &record,
2037 },
2038 })
2039 if err != nil {
2040 l.Error("failed to update record on PDS", "err", err, "rkey", pull.Rkey)
2041 s.pages.Notice(w, "resubmit-error", "Failed to update pull request on the PDS. Try again later.")
2042 return
2043 }
2044
2045 err = db.ResubmitPull(s.db, pullAt, newRoundNumber, newPatch, combinedPatch, newSourceRev, blob.Blob)
2046 if err != nil {
2047 l.Error("failed to resubmit pull request in database", "err", err, "round_number", newRoundNumber)
2048 s.pages.Notice(w, "resubmit-error", "Failed to create pull request. Try again later.")
2049 return
2050 }
2051
2052 ownerSlashRepo := reporesolver.GetBaseRepoPath(r, repo)
2053 s.pages.HxLocation(w, fmt.Sprintf("/%s/pulls/%d", ownerSlashRepo, pull.PullId))
2054}
2055
2056func (s *Pulls) resubmitStackedPullHelper(
2057 w http.ResponseWriter,
2058 r *http.Request,
2059 repo *models.Repo,
2060 user *oauth.MultiAccountUser,
2061 pull *models.Pull,
2062 patch string,
2063) {
2064 l := s.logger.With("handler", "resubmitStackedPullHelper", "user", user.Active.Did, "pull_id", pull.PullId, "target_branch", pull.TargetBranch)
2065
2066 targetBranch := pull.TargetBranch
2067
2068 origStack, _ := r.Context().Value("stack").(models.Stack)
2069
2070 formatPatches, err := patchutil.ExtractPatches(patch)
2071 if err != nil {
2072 l.Error("failed to extract patches", "err", err)
2073 s.pages.Notice(w, "pull-resubmit-error", "Failed to resubmit pull request. Failed to parse patches.")
2074 return
2075 }
2076
2077 // must have atleast 1 patch to begin with
2078 if len(formatPatches) == 0 {
2079 l.Error("no patches found in the generated format-patch")
2080 s.pages.Notice(w, "pull-resubmit-error", "Failed to resubmit pull request: No patches found in the generated patch.")
2081 return
2082 }
2083
2084 client, err := s.oauth.AuthorizedClient(r)
2085 if err != nil {
2086 l.Error("failed to get authorized client", "err", err)
2087 s.pages.Notice(w, "pull", "Failed to create pull request. Try again later.")
2088 return
2089 }
2090
2091 // first upload all blobs
2092 blobs := make([]*lexutil.LexBlob, len(formatPatches))
2093 for i, p := range formatPatches {
2094 blob, err := xrpc.RepoUploadBlob(r.Context(), client, gz(p.Raw), ApplicationGzip)
2095 if err != nil {
2096 l.Error("failed to upload patch blob", "err", err, "patch_index", i)
2097 s.pages.Notice(w, "pull", "Failed to create pull request. Try again later.")
2098 return
2099 }
2100 l.Info("uploaded blob", "idx", i+1, "total", len(formatPatches))
2101 blobs[i] = blob.Blob
2102 }
2103
2104 newStack, err := s.newStack(r.Context(), repo, user, targetBranch, pull.PullSource, formatPatches, blobs)
2105 if err != nil {
2106 l.Error("failed to create resubmitted stack", "err", err)
2107 s.pages.Notice(w, "pull-merge-error", "Failed to merge pull request. Try again later.")
2108 return
2109 }
2110
2111 // find the diff between the stacks, first, map them by changeId
2112 origById := make(map[string]*models.Pull)
2113 newById := make(map[string]*models.Pull)
2114 for _, p := range origStack {
2115 origById[p.LatestSubmission().ChangeId()] = p
2116 }
2117 for _, p := range newStack {
2118 newById[p.LatestSubmission().ChangeId()] = p
2119 }
2120
2121 // commits that got deleted: corresponding pull is closed
2122 // commits that got added: new pull is created
2123 // commits that got updated: corresponding pull is resubmitted & new round begins
2124 additions := make(map[string]*models.Pull)
2125 deletions := make(map[string]*models.Pull)
2126 updated := make(map[string]struct{})
2127
2128 // pulls in original stack but not in new one
2129 for _, op := range origStack {
2130 if _, ok := newById[op.LatestSubmission().ChangeId()]; !ok {
2131 deletions[op.LatestSubmission().ChangeId()] = op
2132 }
2133 }
2134
2135 // pulls in new stack but not in original one
2136 for _, np := range newStack {
2137 if _, ok := origById[np.LatestSubmission().ChangeId()]; !ok {
2138 additions[np.LatestSubmission().ChangeId()] = np
2139 }
2140 }
2141
2142 // NOTE: this loop can be written in any of above blocks,
2143 // but is written separately in the interest of simpler code
2144 for _, np := range newStack {
2145 if op, ok := origById[np.LatestSubmission().ChangeId()]; ok {
2146 // pull exists in both stacks
2147 updated[op.LatestSubmission().ChangeId()] = struct{}{}
2148 }
2149 }
2150
2151 // NOTE: we can go through the newStack and update dependent relations and
2152 // rkeys now that we know which ones have been updated
2153 // update dependentOn relations for the entire stack
2154 var parentAt *syntax.ATURI
2155 for _, np := range newStack {
2156 if op, ok := origById[np.LatestSubmission().ChangeId()]; ok {
2157 // pull exists in both stacks
2158 np.Rkey = op.Rkey
2159 }
2160 np.DependentOn = parentAt
2161 x := np.AtUri()
2162 parentAt = &x
2163 }
2164
2165 l = l.With("additions", len(additions), "deletions", len(deletions), "updates", len(updated))
2166
2167 tx, err := s.db.Begin()
2168 if err != nil {
2169 l.Error("failed to start transaction", "err", err)
2170 s.pages.Notice(w, "pull-resubmit-error", "Failed to resubmit pull request. Try again later.")
2171 return
2172 }
2173 defer tx.Rollback()
2174
2175 // pds updates to make
2176 var writes []*comatproto.RepoApplyWrites_Input_Writes_Elem
2177
2178 // deleted pulls are marked as deleted in the DB
2179 for _, p := range deletions {
2180 // do not do delete already merged PRs
2181 if p.State == models.PullMerged {
2182 continue
2183 }
2184
2185 err := db.AbandonPulls(tx, orm.FilterEq("repo_at", p.RepoAt), orm.FilterEq("at_uri", p.AtUri()))
2186 if err != nil {
2187 l.Error("failed to delete pull", "err", err, "pull_id", p.PullId)
2188 s.pages.Notice(w, "pull-resubmit-error", "Failed to resubmit pull request. Try again later.")
2189 return
2190 }
2191 writes = append(writes, &comatproto.RepoApplyWrites_Input_Writes_Elem{
2192 RepoApplyWrites_Delete: &comatproto.RepoApplyWrites_Delete{
2193 Collection: tangled.RepoPullNSID,
2194 Rkey: p.Rkey,
2195 },
2196 })
2197 }
2198
2199 // new pulls are created
2200 for _, p := range additions {
2201 blob, err := xrpc.RepoUploadBlob(r.Context(), client, gz(p.LatestPatch()), ApplicationGzip)
2202 if err != nil {
2203 l.Error("failed to upload patch blob for new pull", "err", err, "change_id", p.LatestSubmission().ChangeId())
2204 s.pages.Notice(w, "resubmit-error", "Failed to update pull request on the PDS. Try again later.")
2205 return
2206 }
2207 p.Submissions[0].Blob = *blob.Blob
2208
2209 if err = db.PutPull(tx, p); err != nil {
2210 l.Error("failed to create pull", "err", err, "pull_id", p.PullId, "change_id", p.LatestSubmission().ChangeId())
2211 s.pages.Notice(w, "pull-resubmit-error", "Failed to resubmit pull request. Try again later.")
2212 return
2213 }
2214
2215 record := p.AsRecord()
2216 record.Rounds = []*tangled.RepoPull_Round{
2217 {
2218 CreatedAt: time.Now().Format(time.RFC3339),
2219 PatchBlob: blob.Blob,
2220 },
2221 }
2222 writes = append(writes, &comatproto.RepoApplyWrites_Input_Writes_Elem{
2223 RepoApplyWrites_Create: &comatproto.RepoApplyWrites_Create{
2224 Collection: tangled.RepoPullNSID,
2225 Rkey: &p.Rkey,
2226 Value: &lexutil.LexiconTypeDecoder{
2227 Val: &record,
2228 },
2229 },
2230 })
2231 }
2232
2233 // updated pulls are, well, updated; to start a new round
2234 for id := range updated {
2235 op, _ := origById[id]
2236 np, _ := newById[id]
2237
2238 // do not update already merged PRs
2239 if op.State == models.PullMerged {
2240 continue
2241 }
2242
2243 // resubmit the new pull
2244 np.Rkey = op.Rkey
2245 pullAt := op.AtUri()
2246 newRoundNumber := len(op.Submissions)
2247 newPatch := np.LatestPatch()
2248 combinedPatch := np.LatestSubmission().Combined
2249 newSourceRev := np.LatestSha()
2250
2251 blob, err := xrpc.RepoUploadBlob(r.Context(), client, gz(newPatch), ApplicationGzip)
2252 if err != nil {
2253 l.Error("failed to upload patch blob for update", "err", err, "change_id", id, "pull_id", op.PullId)
2254 s.pages.Notice(w, "resubmit-error", "Failed to update pull request on the PDS. Try again later.")
2255 return
2256 }
2257
2258 // create new round
2259 err = db.ResubmitPull(tx, pullAt, newRoundNumber, newPatch, combinedPatch, newSourceRev, blob.Blob)
2260 if err != nil {
2261 l.Error("failed to update pull in database", "err", err, "pull_id", op.PullId, "round_number", newRoundNumber)
2262 s.pages.Notice(w, "pull-resubmit-error", "Failed to resubmit pull request. Try again later.")
2263 return
2264 }
2265
2266 // update dependent-on relation
2267 if np.DependentOn != nil {
2268 err := db.SetDependentOn(tx, *np.DependentOn, orm.FilterEq("at_uri", np.AtUri()))
2269 if err != nil {
2270 l.Error("failed to update pull in database", "err", err, "pull_id", op.PullId, "round_number", newRoundNumber)
2271 s.pages.Notice(w, "pull-resubmit-error", "Failed to resubmit pull request. Try again later.")
2272 return
2273 }
2274 }
2275
2276 record := np.AsRecord()
2277 record.Rounds = op.AsRecord().Rounds
2278 record.Rounds = append(record.Rounds, &tangled.RepoPull_Round{
2279 CreatedAt: time.Now().Format(time.RFC3339),
2280 PatchBlob: blob.Blob,
2281 })
2282 writes = append(writes, &comatproto.RepoApplyWrites_Input_Writes_Elem{
2283 RepoApplyWrites_Update: &comatproto.RepoApplyWrites_Update{
2284 Collection: tangled.RepoPullNSID,
2285 Rkey: op.Rkey,
2286 Value: &lexutil.LexiconTypeDecoder{
2287 Val: &record,
2288 },
2289 },
2290 })
2291 }
2292
2293 _, err = comatproto.RepoApplyWrites(r.Context(), client, &comatproto.RepoApplyWrites_Input{
2294 Repo: user.Active.Did,
2295 Writes: writes,
2296 })
2297 if err != nil {
2298 l.Error("failed to apply writes for stacked pull request", "err", err, "writes_count", len(writes))
2299 s.pages.Notice(w, "pull", "Failed to create stacked pull request. Try again later.")
2300 return
2301 }
2302
2303 err = tx.Commit()
2304 if err != nil {
2305 l.Error("failed to commit resubmit transaction", "err", err)
2306 s.pages.Notice(w, "pull-resubmit-error", "Failed to resubmit pull request. Try again later.")
2307 return
2308 }
2309
2310 ownerSlashRepo := reporesolver.GetBaseRepoPath(r, repo)
2311 s.pages.HxLocation(w, fmt.Sprintf("/%s/pulls/%d", ownerSlashRepo, pull.PullId))
2312}
2313
2314func (s *Pulls) MergePull(w http.ResponseWriter, r *http.Request) {
2315 l := s.logger.With("handler", "MergePull")
2316
2317 user := s.oauth.GetMultiAccountUser(r)
2318 if user != nil && user.Active != nil {
2319 l = l.With("user", user.Active.Did)
2320 }
2321
2322 f, err := s.repoResolver.Resolve(r)
2323 if err != nil {
2324 l.Error("failed to resolve repo", "err", err)
2325 s.pages.Notice(w, "pull-merge-error", "Failed to merge pull request. Try again later.")
2326 return
2327 }
2328 l = l.With("repo_at", f.RepoAt().String())
2329
2330 pull, ok := r.Context().Value("pull").(*models.Pull)
2331 if !ok {
2332 l.Error("failed to get pull")
2333 s.pages.Notice(w, "pull-merge-error", "Failed to merge patch. Try again later.")
2334 return
2335 }
2336 l = l.With("pull_id", pull.PullId, "target_branch", pull.TargetBranch)
2337
2338 stack, ok := r.Context().Value("stack").(models.Stack)
2339 if !ok {
2340 l.Error("failed to get stack")
2341 s.pages.Notice(w, "pull-merge-error", "Failed to merge patch. Try again later.")
2342 return
2343 }
2344
2345 // combine patches of substack
2346 subStack := stack.Below(pull)
2347 // collect the portion of the stack that is mergeable
2348 pullsToMerge := subStack.Mergeable()
2349 l = l.With("pulls_to_merge", len(pullsToMerge))
2350
2351 patch := pullsToMerge.CombinedPatch()
2352
2353 ident, err := s.idResolver.ResolveIdent(r.Context(), pull.OwnerDid)
2354 if err != nil {
2355 l.Error("failed to resolve identity", "err", err, "owner_did", pull.OwnerDid)
2356 w.WriteHeader(http.StatusNotFound)
2357 return
2358 }
2359
2360 email, err := db.GetPrimaryEmail(s.db, pull.OwnerDid)
2361 if err != nil {
2362 l.Warn("failed to get primary email", "err", err, "owner_did", pull.OwnerDid)
2363 }
2364
2365 authorName := ident.Handle.String()
2366 mergeInput := &tangled.RepoMerge_Input{
2367 Did: f.Did,
2368 Name: f.Name,
2369 Branch: pull.TargetBranch,
2370 Patch: patch,
2371 CommitMessage: &pull.Title,
2372 AuthorName: &authorName,
2373 }
2374
2375 if pull.Body != "" {
2376 mergeInput.CommitBody = &pull.Body
2377 }
2378
2379 if email.Address != "" {
2380 mergeInput.AuthorEmail = &email.Address
2381 }
2382
2383 client, err := s.oauth.ServiceClient(
2384 r,
2385 oauth.WithService(f.Knot),
2386 oauth.WithLxm(tangled.RepoMergeNSID),
2387 oauth.WithDev(s.config.Core.Dev),
2388 )
2389 if err != nil {
2390 l.Error("failed to connect to knot server", "err", err, "knot", f.Knot)
2391 s.pages.Notice(w, "pull-merge-error", "Failed to merge pull request. Try again later.")
2392 return
2393 }
2394
2395 err = tangled.RepoMerge(r.Context(), client, mergeInput)
2396 if xrpcerr := xrpcclient.HandleXrpcErr(err); xrpcerr != nil {
2397 s.logger.Error("failed to merge", "xrpcerr", xrpcerr, "err", err)
2398 s.pages.Notice(w, "pull-merge-error", xrpcerr.Error())
2399 return
2400 }
2401
2402 tx, err := s.db.Begin()
2403 if err != nil {
2404 l.Error("failed to start transaction", "err", err)
2405 s.pages.Notice(w, "pull-merge-error", "Failed to merge pull request. Try again later.")
2406 return
2407 }
2408 defer tx.Rollback()
2409
2410 var atUris []syntax.ATURI
2411 for _, p := range pullsToMerge {
2412 atUris = append(atUris, p.AtUri())
2413 p.State = models.PullMerged
2414 }
2415 err = db.MergePulls(tx, orm.FilterEq("repo_at", f.RepoAt()), orm.FilterIn("at_uri", atUris))
2416 if err != nil {
2417 l.Error("failed to update pull request status in database", "err", err)
2418 s.pages.Notice(w, "pull-merge-error", "Failed to merge pull request. Try again later.")
2419 return
2420 }
2421
2422 err = tx.Commit()
2423 if err != nil {
2424 // TODO: this is unsound, we should also revert the merge from the knotserver here
2425 l.Error("failed to commit merge transaction", "err", err)
2426 s.pages.Notice(w, "pull-merge-error", "Failed to merge pull request. Try again later.")
2427 return
2428 }
2429
2430 // notify about the pull merge
2431 for _, p := range pullsToMerge {
2432 s.notifier.NewPullState(r.Context(), syntax.DID(user.Active.Did), p)
2433 }
2434
2435 ownerSlashRepo := reporesolver.GetBaseRepoPath(r, f)
2436 s.pages.HxLocation(w, fmt.Sprintf("/%s/pulls/%d", ownerSlashRepo, pull.PullId))
2437}
2438
2439func (s *Pulls) ClosePull(w http.ResponseWriter, r *http.Request) {
2440 l := s.logger.With("handler", "ClosePull")
2441
2442 user := s.oauth.GetMultiAccountUser(r)
2443 if user != nil && user.Active != nil {
2444 l = l.With("user", user.Active.Did)
2445 }
2446
2447 f, err := s.repoResolver.Resolve(r)
2448 if err != nil {
2449 l.Error("failed to resolve repo", "err", err)
2450 return
2451 }
2452
2453 pull, ok := r.Context().Value("pull").(*models.Pull)
2454 if !ok {
2455 l.Error("failed to get pull")
2456 s.pages.Notice(w, "pull-error", "Failed to edit patch. Try again later.")
2457 return
2458 }
2459 l = l.With("pull_id", pull.PullId, "pull_owner", pull.OwnerDid)
2460
2461 // auth filter: only owner or collaborators can close
2462 roles := repoinfo.RolesInRepo{Roles: s.enforcer.GetPermissionsInRepo(user.Active.Did, f.Knot, f.RepoIdentifier())}
2463 isOwner := roles.IsOwner()
2464 isCollaborator := roles.IsCollaborator()
2465 isPullAuthor := user.Active.Did == pull.OwnerDid
2466 isCloseAllowed := isOwner || isCollaborator || isPullAuthor
2467 if !isCloseAllowed {
2468 l.Error("unauthorized to close pull", "is_owner", isOwner, "is_collaborator", isCollaborator, "is_pull_author", isPullAuthor)
2469 s.pages.Notice(w, "pull-close", "You are unauthorized to close this pull.")
2470 return
2471 }
2472
2473 // Start a transaction
2474 tx, err := s.db.BeginTx(r.Context(), nil)
2475 if err != nil {
2476 l.Error("failed to start transaction", "err", err)
2477 s.pages.Notice(w, "pull-close", "Failed to close pull.")
2478 return
2479 }
2480 defer tx.Rollback()
2481
2482 // if this PR is stacked, then we want to close all PRs above this one on the stack
2483 stack := r.Context().Value("stack").(models.Stack)
2484 pullsToClose := stack.Above(pull)
2485 var atUris []syntax.ATURI
2486 for _, p := range pullsToClose {
2487 atUris = append(atUris, p.AtUri())
2488 p.State = models.PullClosed
2489 }
2490 err = db.ClosePulls(
2491 tx,
2492 orm.FilterEq("repo_at", f.RepoAt()),
2493 orm.FilterIn("at_uri", atUris),
2494 )
2495 if err != nil {
2496 l.Error("failed to close pulls in database", "err", err, "pulls_to_close", len(pullsToClose))
2497 s.pages.Notice(w, "pull-close", "Failed to close pull.")
2498 }
2499
2500 // Commit the transaction
2501 if err = tx.Commit(); err != nil {
2502 l.Error("failed to commit transaction", "err", err)
2503 s.pages.Notice(w, "pull-close", "Failed to close pull.")
2504 return
2505 }
2506
2507 for _, p := range pullsToClose {
2508 s.notifier.NewPullState(r.Context(), syntax.DID(user.Active.Did), p)
2509 }
2510
2511 ownerSlashRepo := reporesolver.GetBaseRepoPath(r, f)
2512 s.pages.HxLocation(w, fmt.Sprintf("/%s/pulls/%d", ownerSlashRepo, pull.PullId))
2513}
2514
2515func (s *Pulls) ReopenPull(w http.ResponseWriter, r *http.Request) {
2516 l := s.logger.With("handler", "ReopenPull")
2517
2518 user := s.oauth.GetMultiAccountUser(r)
2519 if user != nil && user.Active != nil {
2520 l = l.With("user", user.Active.Did)
2521 }
2522
2523 f, err := s.repoResolver.Resolve(r)
2524 if err != nil {
2525 l.Error("failed to resolve repo", "err", err)
2526 s.pages.Notice(w, "pull-reopen", "Failed to reopen pull.")
2527 return
2528 }
2529
2530 pull, ok := r.Context().Value("pull").(*models.Pull)
2531 if !ok {
2532 l.Error("failed to get pull")
2533 s.pages.Notice(w, "pull-error", "Failed to edit patch. Try again later.")
2534 return
2535 }
2536 l = l.With("pull_id", pull.PullId, "pull_owner", pull.OwnerDid, "state", pull.State)
2537
2538 // auth filter: only owner or collaborators can close
2539 roles := repoinfo.RolesInRepo{Roles: s.enforcer.GetPermissionsInRepo(user.Active.Did, f.Knot, f.RepoIdentifier())}
2540 isOwner := roles.IsOwner()
2541 isCollaborator := roles.IsCollaborator()
2542 isPullAuthor := user.Active.Did == pull.OwnerDid
2543 isCloseAllowed := isOwner || isCollaborator || isPullAuthor
2544 if !isCloseAllowed {
2545 l.Error("unauthorized to reopen pull", "is_owner", isOwner, "is_collaborator", isCollaborator, "is_pull_author", isPullAuthor)
2546 s.pages.Notice(w, "pull-close", "You are unauthorized to close this pull.")
2547 return
2548 }
2549
2550 // Start a transaction
2551 tx, err := s.db.BeginTx(r.Context(), nil)
2552 if err != nil {
2553 l.Error("failed to start transaction", "err", err)
2554 s.pages.Notice(w, "pull-reopen", "Failed to reopen pull.")
2555 return
2556 }
2557 defer tx.Rollback()
2558
2559 // if this PR is stacked, then we want to reopen all PRs above this one on the stack
2560 stack := r.Context().Value("stack").(models.Stack)
2561 pullsToReopen := stack.Below(pull)
2562 var atUris []syntax.ATURI
2563 for _, p := range pullsToReopen {
2564 atUris = append(atUris, p.AtUri())
2565 p.State = models.PullOpen
2566 }
2567 err = db.ReopenPulls(
2568 tx,
2569 orm.FilterEq("repo_at", f.RepoAt()),
2570 orm.FilterIn("at_uri", atUris),
2571 )
2572 if err != nil {
2573 l.Error("failed to reopen pulls in database", "err", err, "pulls_to_reopen", len(pullsToReopen))
2574 s.pages.Notice(w, "pull-close", "Failed to reopen pull.")
2575 }
2576
2577 // Commit the transaction
2578 if err = tx.Commit(); err != nil {
2579 l.Error("failed to commit transaction", "err", err)
2580 s.pages.Notice(w, "pull-reopen", "Failed to reopen pull.")
2581 return
2582 }
2583
2584 for _, p := range pullsToReopen {
2585 s.notifier.NewPullState(r.Context(), syntax.DID(user.Active.Did), p)
2586 }
2587
2588 ownerSlashRepo := reporesolver.GetBaseRepoPath(r, f)
2589 s.pages.HxLocation(w, fmt.Sprintf("/%s/pulls/%d", ownerSlashRepo, pull.PullId))
2590}
2591
2592func (s *Pulls) newStack(
2593 ctx context.Context,
2594 repo *models.Repo,
2595 user *oauth.MultiAccountUser,
2596 targetBranch string,
2597 pullSource *models.PullSource,
2598 formatPatches []types.FormatPatch,
2599 blobs []*lexutil.LexBlob,
2600) (models.Stack, error) {
2601 var stack models.Stack
2602 var parentAtUri *syntax.ATURI
2603 for i, fp := range formatPatches {
2604 // all patches must have a jj change-id
2605 _, err := fp.ChangeId()
2606 if err != nil {
2607 return nil, fmt.Errorf("Stacking is only supported if all patches contain a change-id commit header.")
2608 }
2609
2610 title := fp.Title
2611 body := fp.Body
2612 rkey := tid.TID()
2613
2614 mentions, references := s.mentionsResolver.Resolve(ctx, body)
2615
2616 initialSubmission := models.PullSubmission{
2617 Patch: fp.Raw,
2618 SourceRev: fp.SHA,
2619 Combined: fp.Raw,
2620 Blob: *blobs[i],
2621 }
2622 pull := models.Pull{
2623 Title: title,
2624 Body: body,
2625 TargetBranch: targetBranch,
2626 OwnerDid: user.Active.Did,
2627 RepoAt: repo.RepoAt(),
2628 Rkey: rkey,
2629 Mentions: mentions,
2630 References: references,
2631 Submissions: []*models.PullSubmission{
2632 &initialSubmission,
2633 },
2634 PullSource: pullSource,
2635 Created: time.Now(),
2636 State: models.PullOpen,
2637
2638 DependentOn: parentAtUri,
2639 Repo: repo,
2640 }
2641
2642 stack = append(stack, &pull)
2643
2644 parent := pull.AtUri()
2645 parentAtUri = &parent
2646 }
2647
2648 return stack, nil
2649}
2650
2651func gz(s string) io.Reader {
2652 var b bytes.Buffer
2653 w := gzip.NewWriter(&b)
2654 w.Write([]byte(s))
2655 w.Close()
2656 return &b
2657}
2658
2659func ptrPullState(s models.PullState) *models.PullState { return &s }
2660
2661func repoPullTarget(repo *models.Repo, branch string) *tangled.RepoPull_Target {
2662 s := string(repo.RepoAt())
2663 t := &tangled.RepoPull_Target{
2664 Branch: branch,
2665 Repo: &s,
2666 }
2667 if repo.RepoDid != "" {
2668 t.RepoDid = &repo.RepoDid
2669 }
2670 return t
2671}