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gitea/services/gitdiff/gitdiff.go

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// Copyright 2014 The Gogs Authors. All rights reserved.
// Copyright 2019 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package gitdiff
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import (
"bufio"
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"bytes"
"context"
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"fmt"
"html"
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"html/template"
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"io"
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"io/ioutil"
"net/url"
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"os"
"os/exec"
"regexp"
Pull request review/approval and comment on code (#3748) * Initial ui components for pull request review * Add Review Add IssueComment types Signed-off-by: Jonas Franz <info@jonasfranz.software> (cherry picked from commit 2b4daab) Signed-off-by: Jonas Franz <info@jonasfranz.software> * Replace ReviewComment with Content Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add load functions Add ReviewID to findComments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add create review comment implementation Add migration for review Other small changes Signed-off-by: Jonas Franz <info@jonasfranz.software> * Simplified create and find functions for review Signed-off-by: Jonas Franz <info@jonasfranz.software> * Moved "Pending" to first position Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add GetCurrentReview to simplify fetching current review Signed-off-by: Jonas Franz <info@jonasfranz.software> * Preview for listing comments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Move new comment form to its own file Signed-off-by: Jonas Franz <info@jonasfranz.software> * Implement Review form Show Review comments on comment stream Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for single comments Showing buttons in context Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add pending tag to pending review comments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add unit tests for Review Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fetch all review ids at once Add unit tests Signed-off-by: Jonas Franz <info@jonasfranz.software> * gofmt Signed-off-by: Jonas Franz <info@jonasfranz.software> * Improved comment rendering in "Files" view by adding Comments to DiffLine Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for invalidating comments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Switched back to code.gitea.io/git Signed-off-by: Jonas Franz <info@jonasfranz.software> * Moved review migration from v64 to v65 Signed-off-by: Jonas Franz <info@jonasfranz.software> * Rebuild css Signed-off-by: Jonas Franz <info@jonasfranz.software> * gofmt Signed-off-by: Jonas Franz <info@jonasfranz.software> * Improve translations Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix unit tests by updating fixtures and updating outdated test Signed-off-by: Jonas Franz <info@jonasfranz.software> * Comments will be shown at the right place now Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for deleting CodeComments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix problems caused by files in subdirectories Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for showing code comments of reviews in conversation Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for "Show/Hide outdated" Signed-off-by: Jonas Franz <info@jonasfranz.software> * Update code.gitea.io/git Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for new webhooks Signed-off-by: Jonas Franz <info@jonasfranz.software> * Update comparison Signed-off-by: Jonas Franz <info@jonasfranz.software> * Resolve conflicts Signed-off-by: Jonas Franz <info@jonasfranz.software> * Minor UI improvements * update code.gitea.io/git * Fix ui bug reported by @lunny causing wrong position of add button Add functionality to "Cancel" button Add scale effects to add button Hide "Cancel" button for existing comments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Prepare solving conflicts Signed-off-by: Jonas Franz <info@jonasfranz.software> * Show add button only if no comments already exist for the line Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add missing vendor files Signed-off-by: Jonas Franz <info@jonasfranz.software> * Check if reviewer is nil Signed-off-by: Jonas Franz <info@jonasfranz.software> * Show forms only to users who are logged in Signed-off-by: Jonas Franz <info@jonasfranz.software> * Revert "Show forms only to users who are logged in" This reverts commit c083682 Signed-off-by: Jonas Franz <info@jonasfranz.software> * Save patch in comment Render patch for code comments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add link to comment in code Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add reply form to comment list Show forms only to signed in users Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add 'Reply' as translatable Add CODE_COMMENT_LINES setting Signed-off-by: Jonas Franz <info@jonasfranz.software> * gofmt Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix problems introduced by checking for singed in user Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add v70 Signed-off-by: Jonas Franz <info@jonasfranz.software> * Update generated stylesheet Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix preview Beginn with new review comment patch system Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add new algo to generate diff for line range Remove old algo used for cutting big diffs (it was very buggy) * Add documentation and example for CutDiffAroundLine * Fix example of CutDiffAroundLine * Fix some comment UI rendering bugs * Add code comment edit mode * Send notifications / actions to users until review gets published Fix diff generation bug Fix wrong hashtag * Fix vet errors * Send notifications also for single comments * Fix some notification bugs, fix link * Fix: add comment icon is only shown on code lines * Add lint comment * Add unit tests for git diff * Add more error messages * Regenerated css Signed-off-by: Jonas Franz <info@jonasfranz.software> * fmt Signed-off-by: Jonas Franz <info@jonasfranz.software> * Regenerated CSS with latest less version Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix test by updating comment type to new ID Signed-off-by: Jonas Franz <info@jonasfranz.software> * Introducing CodeComments as type for map[string]map[int64][]*Comment Other minor code improvements Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix data-tab issues Signed-off-by: Jonas Franz <info@jonasfranz.software> * Remove unnecessary change Signed-off-by: Jonas Franz <info@jonasfranz.software> * refactored checkForInvalidation Signed-off-by: Jonas Franz <info@jonasfranz.software> * Append comments instead of setting Signed-off-by: Jonas Franz <info@jonasfranz.software> * Use HeadRepo instead of BaseRepo Signed-off-by: Jonas Franz <info@jonasfranz.software> * Update migration Signed-off-by: Jonas Franz <info@jonasfranz.de> * Regenerated CSS Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add copyright Signed-off-by: Jonas Franz <info@jonasfranz.software> * Update index.css Signed-off-by: Jonas Franz <info@jonasfranz.software>
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"sort"
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"strings"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/modules/charset"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/highlight"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/process"
"code.gitea.io/gitea/modules/setting"
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"github.com/sergi/go-diff/diffmatchpatch"
stdcharset "golang.org/x/net/html/charset"
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"golang.org/x/text/transform"
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)
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// DiffLineType represents the type of a DiffLine.
type DiffLineType uint8
// DiffLineType possible values.
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const (
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DiffLinePlain DiffLineType = iota + 1
DiffLineAdd
DiffLineDel
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DiffLineSection
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)
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// DiffFileType represents the type of a DiffFile.
type DiffFileType uint8
// DiffFileType possible values.
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const (
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DiffFileAdd DiffFileType = iota + 1
DiffFileChange
DiffFileDel
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DiffFileRename
DiffFileCopy
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)
// DiffLineExpandDirection represents the DiffLineSection expand direction
type DiffLineExpandDirection uint8
// DiffLineExpandDirection possible values.
const (
DiffLineExpandNone DiffLineExpandDirection = iota + 1
DiffLineExpandSingle
DiffLineExpandUpDown
DiffLineExpandUp
DiffLineExpandDown
)
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// DiffLine represents a line difference in a DiffSection.
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type DiffLine struct {
LeftIdx int
RightIdx int
Type DiffLineType
Content string
Comments []*models.Comment
SectionInfo *DiffLineSectionInfo
}
// DiffLineSectionInfo represents diff line section meta data
type DiffLineSectionInfo struct {
Path string
LastLeftIdx int
LastRightIdx int
LeftIdx int
RightIdx int
LeftHunkSize int
RightHunkSize int
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}
// BlobExcerptChunkSize represent max lines of excerpt
const BlobExcerptChunkSize = 20
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// GetType returns the type of a DiffLine.
func (d *DiffLine) GetType() int {
return int(d.Type)
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}
Pull request review/approval and comment on code (#3748) * Initial ui components for pull request review * Add Review Add IssueComment types Signed-off-by: Jonas Franz <info@jonasfranz.software> (cherry picked from commit 2b4daab) Signed-off-by: Jonas Franz <info@jonasfranz.software> * Replace ReviewComment with Content Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add load functions Add ReviewID to findComments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add create review comment implementation Add migration for review Other small changes Signed-off-by: Jonas Franz <info@jonasfranz.software> * Simplified create and find functions for review Signed-off-by: Jonas Franz <info@jonasfranz.software> * Moved "Pending" to first position Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add GetCurrentReview to simplify fetching current review Signed-off-by: Jonas Franz <info@jonasfranz.software> * Preview for listing comments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Move new comment form to its own file Signed-off-by: Jonas Franz <info@jonasfranz.software> * Implement Review form Show Review comments on comment stream Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for single comments Showing buttons in context Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add pending tag to pending review comments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add unit tests for Review Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fetch all review ids at once Add unit tests Signed-off-by: Jonas Franz <info@jonasfranz.software> * gofmt Signed-off-by: Jonas Franz <info@jonasfranz.software> * Improved comment rendering in "Files" view by adding Comments to DiffLine Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for invalidating comments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Switched back to code.gitea.io/git Signed-off-by: Jonas Franz <info@jonasfranz.software> * Moved review migration from v64 to v65 Signed-off-by: Jonas Franz <info@jonasfranz.software> * Rebuild css Signed-off-by: Jonas Franz <info@jonasfranz.software> * gofmt Signed-off-by: Jonas Franz <info@jonasfranz.software> * Improve translations Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix unit tests by updating fixtures and updating outdated test Signed-off-by: Jonas Franz <info@jonasfranz.software> * Comments will be shown at the right place now Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for deleting CodeComments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix problems caused by files in subdirectories Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for showing code comments of reviews in conversation Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for "Show/Hide outdated" Signed-off-by: Jonas Franz <info@jonasfranz.software> * Update code.gitea.io/git Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for new webhooks Signed-off-by: Jonas Franz <info@jonasfranz.software> * Update comparison Signed-off-by: Jonas Franz <info@jonasfranz.software> * Resolve conflicts Signed-off-by: Jonas Franz <info@jonasfranz.software> * Minor UI improvements * update code.gitea.io/git * Fix ui bug reported by @lunny causing wrong position of add button Add functionality to "Cancel" button Add scale effects to add button Hide "Cancel" button for existing comments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Prepare solving conflicts Signed-off-by: Jonas Franz <info@jonasfranz.software> * Show add button only if no comments already exist for the line Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add missing vendor files Signed-off-by: Jonas Franz <info@jonasfranz.software> * Check if reviewer is nil Signed-off-by: Jonas Franz <info@jonasfranz.software> * Show forms only to users who are logged in Signed-off-by: Jonas Franz <info@jonasfranz.software> * Revert "Show forms only to users who are logged in" This reverts commit c083682 Signed-off-by: Jonas Franz <info@jonasfranz.software> * Save patch in comment Render patch for code comments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add link to comment in code Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add reply form to comment list Show forms only to signed in users Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add 'Reply' as translatable Add CODE_COMMENT_LINES setting Signed-off-by: Jonas Franz <info@jonasfranz.software> * gofmt Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix problems introduced by checking for singed in user Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add v70 Signed-off-by: Jonas Franz <info@jonasfranz.software> * Update generated stylesheet Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix preview Beginn with new review comment patch system Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add new algo to generate diff for line range Remove old algo used for cutting big diffs (it was very buggy) * Add documentation and example for CutDiffAroundLine * Fix example of CutDiffAroundLine * Fix some comment UI rendering bugs * Add code comment edit mode * Send notifications / actions to users until review gets published Fix diff generation bug Fix wrong hashtag * Fix vet errors * Send notifications also for single comments * Fix some notification bugs, fix link * Fix: add comment icon is only shown on code lines * Add lint comment * Add unit tests for git diff * Add more error messages * Regenerated css Signed-off-by: Jonas Franz <info@jonasfranz.software> * fmt Signed-off-by: Jonas Franz <info@jonasfranz.software> * Regenerated CSS with latest less version Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix test by updating comment type to new ID Signed-off-by: Jonas Franz <info@jonasfranz.software> * Introducing CodeComments as type for map[string]map[int64][]*Comment Other minor code improvements Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix data-tab issues Signed-off-by: Jonas Franz <info@jonasfranz.software> * Remove unnecessary change Signed-off-by: Jonas Franz <info@jonasfranz.software> * refactored checkForInvalidation Signed-off-by: Jonas Franz <info@jonasfranz.software> * Append comments instead of setting Signed-off-by: Jonas Franz <info@jonasfranz.software> * Use HeadRepo instead of BaseRepo Signed-off-by: Jonas Franz <info@jonasfranz.software> * Update migration Signed-off-by: Jonas Franz <info@jonasfranz.de> * Regenerated CSS Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add copyright Signed-off-by: Jonas Franz <info@jonasfranz.software> * Update index.css Signed-off-by: Jonas Franz <info@jonasfranz.software>
2018-08-06 12:43:22 +08:00
// CanComment returns whether or not a line can get commented
func (d *DiffLine) CanComment() bool {
return len(d.Comments) == 0 && d.Type != DiffLineSection
}
// GetCommentSide returns the comment side of the first comment, if not set returns empty string
func (d *DiffLine) GetCommentSide() string {
if len(d.Comments) == 0 {
return ""
}
return d.Comments[0].DiffSide()
}
// GetLineTypeMarker returns the line type marker
func (d *DiffLine) GetLineTypeMarker() string {
if strings.IndexByte(" +-", d.Content[0]) > -1 {
return d.Content[0:1]
}
return ""
}
// GetBlobExcerptQuery builds query string to get blob excerpt
func (d *DiffLine) GetBlobExcerptQuery() string {
query := fmt.Sprintf(
"last_left=%d&last_right=%d&"+
"left=%d&right=%d&"+
"left_hunk_size=%d&right_hunk_size=%d&"+
"path=%s",
d.SectionInfo.LastLeftIdx, d.SectionInfo.LastRightIdx,
d.SectionInfo.LeftIdx, d.SectionInfo.RightIdx,
d.SectionInfo.LeftHunkSize, d.SectionInfo.RightHunkSize,
url.QueryEscape(d.SectionInfo.Path))
return query
}
// GetExpandDirection gets DiffLineExpandDirection
func (d *DiffLine) GetExpandDirection() DiffLineExpandDirection {
if d.Type != DiffLineSection || d.SectionInfo == nil || d.SectionInfo.RightIdx-d.SectionInfo.LastRightIdx <= 1 {
return DiffLineExpandNone
}
if d.SectionInfo.LastLeftIdx <= 0 && d.SectionInfo.LastRightIdx <= 0 {
return DiffLineExpandUp
} else if d.SectionInfo.RightIdx-d.SectionInfo.LastRightIdx > BlobExcerptChunkSize && d.SectionInfo.RightHunkSize > 0 {
return DiffLineExpandUpDown
} else if d.SectionInfo.LeftHunkSize <= 0 && d.SectionInfo.RightHunkSize <= 0 {
return DiffLineExpandDown
}
return DiffLineExpandSingle
}
func getDiffLineSectionInfo(treePath, line string, lastLeftIdx, lastRightIdx int) *DiffLineSectionInfo {
leftLine, leftHunk, rightLine, righHunk := git.ParseDiffHunkString(line)
return &DiffLineSectionInfo{
Path: treePath,
LastLeftIdx: lastLeftIdx,
LastRightIdx: lastRightIdx,
LeftIdx: leftLine,
RightIdx: rightLine,
LeftHunkSize: leftHunk,
RightHunkSize: righHunk,
}
}
// escape a line's content or return <br> needed for copy/paste purposes
func getLineContent(content string) string {
if len(content) > 0 {
return html.EscapeString(content)
}
return "<br>"
}
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// DiffSection represents a section of a DiffFile.
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type DiffSection struct {
FileName string
Name string
Lines []*DiffLine
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}
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var (
addedCodePrefix = []byte(`<span class="added-code">`)
removedCodePrefix = []byte(`<span class="removed-code">`)
codeTagSuffix = []byte(`</span>`)
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)
var unfinishedtagRegex = regexp.MustCompile(`<[^>]*$`)
var trailingSpanRegex = regexp.MustCompile(`<span\s*[[:alpha:]="]*?[>]?$`)
var entityRegex = regexp.MustCompile(`&[#]*?[0-9[:alpha:]]*$`)
// shouldWriteInline represents combinations where we manually write inline changes
func shouldWriteInline(diff diffmatchpatch.Diff, lineType DiffLineType) bool {
if true &&
diff.Type == diffmatchpatch.DiffEqual ||
diff.Type == diffmatchpatch.DiffInsert && lineType == DiffLineAdd ||
diff.Type == diffmatchpatch.DiffDelete && lineType == DiffLineDel {
return true
}
return false
}
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func fixupBrokenSpans(diffs []diffmatchpatch.Diff) []diffmatchpatch.Diff {
// Create a new array to store our fixed up blocks
fixedup := make([]diffmatchpatch.Diff, 0, len(diffs))
// semantically label some numbers
const insert, delete, equal = 0, 1, 2
// record the positions of the last type of each block in the fixedup blocks
last := []int{-1, -1, -1}
operation := []diffmatchpatch.Operation{diffmatchpatch.DiffInsert, diffmatchpatch.DiffDelete, diffmatchpatch.DiffEqual}
// create a writer for insert and deletes
toWrite := []strings.Builder{
{},
{},
}
// make some flags for insert and delete
unfinishedTag := []bool{false, false}
unfinishedEnt := []bool{false, false}
// store stores the provided text in the writer for the typ
store := func(text string, typ int) {
(&(toWrite[typ])).WriteString(text)
}
// hasStored returns true if there is stored content
hasStored := func(typ int) bool {
return (&toWrite[typ]).Len() > 0
}
// stored will return that content
stored := func(typ int) string {
return (&toWrite[typ]).String()
}
// empty will empty the stored content
empty := func(typ int) {
(&toWrite[typ]).Reset()
}
// pop will remove the stored content appending to a diff block for that typ
pop := func(typ int, fixedup []diffmatchpatch.Diff) []diffmatchpatch.Diff {
if hasStored(typ) {
if last[typ] > last[equal] {
fixedup[last[typ]].Text += stored(typ)
} else {
fixedup = append(fixedup, diffmatchpatch.Diff{
Type: operation[typ],
Text: stored(typ),
})
}
empty(typ)
}
return fixedup
}
// Now we walk the provided diffs and check the type of each block in turn
for _, diff := range diffs {
typ := delete // flag for handling insert or delete typs
switch diff.Type {
case diffmatchpatch.DiffEqual:
// First check if there is anything stored
if hasStored(insert) || hasStored(delete) {
// There are two reasons for storing content:
// 1. Unfinished Entity <- Could be more efficient here by not doing this if we're looking for a tag
if unfinishedEnt[insert] || unfinishedEnt[delete] {
// we look for a ';' to finish an entity
idx := strings.IndexRune(diff.Text, ';')
if idx >= 0 {
// if we find a ';' store the preceding content to both insert and delete
store(diff.Text[:idx+1], insert)
store(diff.Text[:idx+1], delete)
// and remove it from this block
diff.Text = diff.Text[idx+1:]
// reset the ent flags
unfinishedEnt[insert] = false
unfinishedEnt[delete] = false
} else {
// otherwise store it all on insert and delete
store(diff.Text, insert)
store(diff.Text, delete)
// and empty this block
diff.Text = ""
}
}
// 2. Unfinished Tag
if unfinishedTag[insert] || unfinishedTag[delete] {
// we look for a '>' to finish a tag
idx := strings.IndexRune(diff.Text, '>')
if idx >= 0 {
store(diff.Text[:idx+1], insert)
store(diff.Text[:idx+1], delete)
diff.Text = diff.Text[idx+1:]
unfinishedTag[insert] = false
unfinishedTag[delete] = false
} else {
store(diff.Text, insert)
store(diff.Text, delete)
diff.Text = ""
}
}
// If we've completed the required tag/entities
if !(unfinishedTag[insert] || unfinishedTag[delete] || unfinishedEnt[insert] || unfinishedEnt[delete]) {
// pop off the stack
fixedup = pop(insert, fixedup)
fixedup = pop(delete, fixedup)
}
// If that has left this diff block empty then shortcut
if len(diff.Text) == 0 {
continue
}
}
// check if this block ends in an unfinished tag?
idx := unfinishedtagRegex.FindStringIndex(diff.Text)
if idx != nil {
unfinishedTag[insert] = true
unfinishedTag[delete] = true
} else {
// otherwise does it end in an unfinished entity?
idx = entityRegex.FindStringIndex(diff.Text)
if idx != nil {
unfinishedEnt[insert] = true
unfinishedEnt[delete] = true
}
}
// If there is an unfinished component
if idx != nil {
// Store the fragment
store(diff.Text[idx[0]:], insert)
store(diff.Text[idx[0]:], delete)
// and remove it from this block
diff.Text = diff.Text[:idx[0]]
}
// If that hasn't left the block empty
if len(diff.Text) > 0 {
// store the position of the last equal block and store it in our diffs
last[equal] = len(fixedup)
fixedup = append(fixedup, diff)
}
continue
case diffmatchpatch.DiffInsert:
typ = insert
fallthrough
case diffmatchpatch.DiffDelete:
// First check if there is anything stored for this type
if hasStored(typ) {
// if there is prepend it to this block, empty the storage and reset our flags
diff.Text = stored(typ) + diff.Text
empty(typ)
unfinishedEnt[typ] = false
unfinishedTag[typ] = false
}
// check if this block ends in an unfinished tag
idx := unfinishedtagRegex.FindStringIndex(diff.Text)
if idx != nil {
unfinishedTag[typ] = true
} else {
// otherwise does it end in an unfinished entity
idx = entityRegex.FindStringIndex(diff.Text)
if idx != nil {
unfinishedEnt[typ] = true
}
}
// If there is an unfinished component
if idx != nil {
// Store the fragment
store(diff.Text[idx[0]:], typ)
// and remove it from this block
diff.Text = diff.Text[:idx[0]]
}
// If that hasn't left the block empty
if len(diff.Text) > 0 {
// if the last block of this type was after the last equal block
if last[typ] > last[equal] {
// store this blocks content on that block
fixedup[last[typ]].Text += diff.Text
} else {
// otherwise store the position of the last block of this type and store the block
last[typ] = len(fixedup)
fixedup = append(fixedup, diff)
}
}
continue
}
}
// pop off any remaining stored content
fixedup = pop(insert, fixedup)
fixedup = pop(delete, fixedup)
return fixedup
}
func diffToHTML(fileName string, diffs []diffmatchpatch.Diff, lineType DiffLineType) template.HTML {
buf := bytes.NewBuffer(nil)
match := ""
diffs = fixupBrokenSpans(diffs)
for _, diff := range diffs {
if shouldWriteInline(diff, lineType) {
if len(match) > 0 {
diff.Text = match + diff.Text
match = ""
}
// Chroma HTML syntax highlighting is done before diffing individual lines in order to maintain consistency.
// Since inline changes might split in the middle of a chroma span tag or HTML entity, make we manually put it back together
// before writing so we don't try insert added/removed code spans in the middle of one of those
// and create broken HTML. This is done by moving incomplete HTML forward until it no longer matches our pattern of
// a line ending with an incomplete HTML entity or partial/opening <span>.
// EX:
// diffs[{Type: dmp.DiffDelete, Text: "language</span><span "},
// {Type: dmp.DiffEqual, Text: "c"},
// {Type: dmp.DiffDelete, Text: "lass="p">}]
// After first iteration
// diffs[{Type: dmp.DiffDelete, Text: "language</span>"}, //write out
// {Type: dmp.DiffEqual, Text: "<span c"},
// {Type: dmp.DiffDelete, Text: "lass="p">,</span>}]
// After second iteration
// {Type: dmp.DiffEqual, Text: ""}, // write out
// {Type: dmp.DiffDelete, Text: "<span class="p">,</span>}]
// Final
// {Type: dmp.DiffDelete, Text: "<span class="p">,</span>}]
// end up writing <span class="removed-code"><span class="p">,</span></span>
// Instead of <span class="removed-code">lass="p",</span></span>
m := trailingSpanRegex.FindStringSubmatchIndex(diff.Text)
if m != nil {
match = diff.Text[m[0]:m[1]]
diff.Text = strings.TrimSuffix(diff.Text, match)
}
m = entityRegex.FindStringSubmatchIndex(diff.Text)
if m != nil {
match = diff.Text[m[0]:m[1]]
diff.Text = strings.TrimSuffix(diff.Text, match)
}
// Print an existing closing span first before opening added/remove-code span so it doesn't unintentionally close it
if strings.HasPrefix(diff.Text, "</span>") {
buf.WriteString("</span>")
diff.Text = strings.TrimPrefix(diff.Text, "</span>")
}
// If we weren't able to fix it then this should avoid broken HTML by not inserting more spans below
// The previous/next diff section will contain the rest of the tag that is missing here
if strings.Count(diff.Text, "<") != strings.Count(diff.Text, ">") {
buf.WriteString(diff.Text)
continue
}
}
switch {
case diff.Type == diffmatchpatch.DiffEqual:
buf.WriteString(diff.Text)
case diff.Type == diffmatchpatch.DiffInsert && lineType == DiffLineAdd:
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buf.Write(addedCodePrefix)
buf.WriteString(diff.Text)
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buf.Write(codeTagSuffix)
case diff.Type == diffmatchpatch.DiffDelete && lineType == DiffLineDel:
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buf.Write(removedCodePrefix)
buf.WriteString(diff.Text)
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buf.Write(codeTagSuffix)
}
}
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return template.HTML(buf.Bytes())
}
// GetLine gets a specific line by type (add or del) and file line number
func (diffSection *DiffSection) GetLine(lineType DiffLineType, idx int) *DiffLine {
var (
difference = 0
addCount = 0
delCount = 0
matchDiffLine *DiffLine
)
LOOP:
for _, diffLine := range diffSection.Lines {
switch diffLine.Type {
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case DiffLineAdd:
addCount++
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case DiffLineDel:
delCount++
default:
if matchDiffLine != nil {
break LOOP
}
difference = diffLine.RightIdx - diffLine.LeftIdx
addCount = 0
delCount = 0
}
switch lineType {
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case DiffLineDel:
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if diffLine.RightIdx == 0 && diffLine.LeftIdx == idx-difference {
matchDiffLine = diffLine
}
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case DiffLineAdd:
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if diffLine.LeftIdx == 0 && diffLine.RightIdx == idx+difference {
matchDiffLine = diffLine
}
}
}
if addCount == delCount {
return matchDiffLine
}
return nil
}
var diffMatchPatch = diffmatchpatch.New()
func init() {
diffMatchPatch.DiffEditCost = 100
}
// GetComputedInlineDiffFor computes inline diff for the given line.
func (diffSection *DiffSection) GetComputedInlineDiffFor(diffLine *DiffLine) template.HTML {
if setting.Git.DisableDiffHighlight {
return template.HTML(getLineContent(diffLine.Content[1:]))
}
var (
compareDiffLine *DiffLine
diff1 string
diff2 string
)
// try to find equivalent diff line. ignore, otherwise
switch diffLine.Type {
case DiffLineSection:
return template.HTML(getLineContent(diffLine.Content[1:]))
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case DiffLineAdd:
compareDiffLine = diffSection.GetLine(DiffLineDel, diffLine.RightIdx)
if compareDiffLine == nil {
return template.HTML(highlight.Code(diffSection.FileName, diffLine.Content[1:]))
}
diff1 = compareDiffLine.Content
diff2 = diffLine.Content
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case DiffLineDel:
compareDiffLine = diffSection.GetLine(DiffLineAdd, diffLine.LeftIdx)
if compareDiffLine == nil {
return template.HTML(highlight.Code(diffSection.FileName, diffLine.Content[1:]))
}
diff1 = diffLine.Content
diff2 = compareDiffLine.Content
default:
if strings.IndexByte(" +-", diffLine.Content[0]) > -1 {
return template.HTML(highlight.Code(diffSection.FileName, diffLine.Content[1:]))
}
return template.HTML(highlight.Code(diffSection.FileName, diffLine.Content))
}
diffRecord := diffMatchPatch.DiffMain(highlight.Code(diffSection.FileName, diff1[1:]), highlight.Code(diffSection.FileName, diff2[1:]), true)
diffRecord = diffMatchPatch.DiffCleanupEfficiency(diffRecord)
return diffToHTML(diffSection.FileName, diffRecord, diffLine.Type)
}
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// DiffFile represents a file diff.
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type DiffFile struct {
Name string
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OldName string
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Index int
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Addition, Deletion int
Type DiffFileType
IsCreated bool
IsDeleted bool
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IsBin bool
Git LFS support v2 (#122) * Import github.com/git-lfs/lfs-test-server as lfs module base Imported commit is 3968aac269a77b73924649b9412ae03f7ccd3198 Removed: Dockerfile CONTRIBUTING.md mgmt* script/ vendor/ kvlogger.go .dockerignore .gitignore README.md * Remove config, add JWT support from github.com/mgit-at/lfs-test-server Imported commit f0cdcc5a01599c5a955dc1bbf683bb4acecdba83 * Add LFS settings * Add LFS meta object model * Add LFS routes and initialization * Import github.com/dgrijalva/jwt-go into vendor/ * Adapt LFS module: handlers, routing, meta store * Move LFS routes to /user/repo/info/lfs/* * Add request header checks to LFS BatchHandler / PostHandler * Implement LFS basic authentication * Rework JWT secret generation / load * Implement LFS SSH token authentication with JWT Specification: https://github.com/github/git-lfs/tree/master/docs/api * Integrate LFS settings into install process * Remove LFS objects when repository is deleted Only removes objects from content store when deleted repo is the only referencing repository * Make LFS module stateless Fixes bug where LFS would not work after installation without restarting Gitea * Change 500 'Internal Server Error' to 400 'Bad Request' * Change sql query to xorm call * Remove unneeded type from LFS module * Change internal imports to code.gitea.io/gitea/ * Add Gitea authors copyright * Change basic auth realm to "gitea-lfs" * Add unique indexes to LFS model * Use xorm count function in LFS check on repository delete * Return io.ReadCloser from content store and close after usage * Add LFS info to runWeb() * Export LFS content store base path * LFS file download from UI * Work around git-lfs client issue with unauthenticated requests Returning a dummy Authorization header for unauthenticated requests lets git-lfs client skip asking for auth credentials See: https://github.com/github/git-lfs/issues/1088 * Fix unauthenticated UI downloads from public repositories * Authentication check order, Finish LFS file view logic * Ignore LFS hooks if installed for current OS user Fixes Gitea UI actions for repositories tracking LFS files. Checks for minimum needed git version by parsing the semantic version string. * Hide LFS metafile diff from commit view, marking as binary * Show LFS notice if file in commit view is tracked * Add notbefore/nbf JWT claim * Correct lint suggestions - comments for structs and functions - Add comments to LFS model - Function comment for GetRandomBytesAsBase64 - LFS server function comments and lint variable suggestion * Move secret generation code out of conditional Ensures no LFS code may run with an empty secret * Do not hand out JWT tokens if LFS server support is disabled
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IsLFSFile bool
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IsRenamed bool
IsSubmodule bool
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Sections []*DiffSection
IsIncomplete bool
[Enhancement] Allow admin to merge pr with protected file changes (#12078) * [Enhancement] Allow admin to merge pr with protected file changes As tilte, show protected message in diff page and merge box. Signed-off-by: a1012112796 <1012112796@qq.com> * remove unused ver * Update options/locale/locale_en-US.ini Co-authored-by: Cirno the Strongest <1447794+CirnoT@users.noreply.github.com> * Add TrN * Apply suggestions from code review * fix lint * Update options/locale/locale_en-US.ini Co-authored-by: zeripath <art27@cantab.net> * Apply suggestions from code review * move pr proteced files check to TestPatch * Call TestPatch when protected branches settings changed * Apply review suggestion @CirnoT * move to service @lunny * slightly restructure routers/private/hook.go Adds a lot of comments and simplifies the logic Signed-off-by: Andrew Thornton <art27@cantab.net> * placate lint Signed-off-by: Andrew Thornton <art27@cantab.net> * skip duplicate protected files check * fix check logic * slight refactor of TestPatch Signed-off-by: Andrew Thornton <art27@cantab.net> * When checking for protected files changes in TestPatch use the temporary repository Signed-off-by: Andrew Thornton <art27@cantab.net> * fix introduced issue with hook Signed-off-by: Andrew Thornton <art27@cantab.net> * Remove the check on PR index being greater than 0 as it unnecessary Signed-off-by: Andrew Thornton <art27@cantab.net> Co-authored-by: techknowlogick <matti@mdranta.net> Co-authored-by: Cirno the Strongest <1447794+CirnoT@users.noreply.github.com> Co-authored-by: zeripath <art27@cantab.net> Co-authored-by: techknowlogick <techknowlogick@gitea.io>
2020-10-14 02:50:57 +08:00
IsProtected bool
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}
// GetType returns type of diff file.
func (diffFile *DiffFile) GetType() int {
return int(diffFile.Type)
}
// GetTailSection creates a fake DiffLineSection if the last section is not the end of the file
func (diffFile *DiffFile) GetTailSection(gitRepo *git.Repository, leftCommitID, rightCommitID string) *DiffSection {
if len(diffFile.Sections) == 0 || diffFile.Type != DiffFileChange || diffFile.IsBin || diffFile.IsLFSFile {
return nil
}
leftCommit, err := gitRepo.GetCommit(leftCommitID)
if err != nil {
return nil
}
rightCommit, err := gitRepo.GetCommit(rightCommitID)
if err != nil {
return nil
}
lastSection := diffFile.Sections[len(diffFile.Sections)-1]
lastLine := lastSection.Lines[len(lastSection.Lines)-1]
leftLineCount := getCommitFileLineCount(leftCommit, diffFile.Name)
rightLineCount := getCommitFileLineCount(rightCommit, diffFile.Name)
if leftLineCount <= lastLine.LeftIdx || rightLineCount <= lastLine.RightIdx {
return nil
}
tailDiffLine := &DiffLine{
Type: DiffLineSection,
Content: " ",
SectionInfo: &DiffLineSectionInfo{
Path: diffFile.Name,
LastLeftIdx: lastLine.LeftIdx,
LastRightIdx: lastLine.RightIdx,
LeftIdx: leftLineCount,
RightIdx: rightLineCount,
}}
tailSection := &DiffSection{FileName: diffFile.Name, Lines: []*DiffLine{tailDiffLine}}
return tailSection
}
func getCommitFileLineCount(commit *git.Commit, filePath string) int {
blob, err := commit.GetBlobByPath(filePath)
if err != nil {
return 0
}
lineCount, err := blob.GetBlobLineCount()
if err != nil {
return 0
}
return lineCount
}
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// Diff represents a difference between two git trees.
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type Diff struct {
NumFiles, TotalAddition, TotalDeletion int
Files []*DiffFile
IsIncomplete bool
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}
Pull request review/approval and comment on code (#3748) * Initial ui components for pull request review * Add Review Add IssueComment types Signed-off-by: Jonas Franz <info@jonasfranz.software> (cherry picked from commit 2b4daab) Signed-off-by: Jonas Franz <info@jonasfranz.software> * Replace ReviewComment with Content Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add load functions Add ReviewID to findComments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add create review comment implementation Add migration for review Other small changes Signed-off-by: Jonas Franz <info@jonasfranz.software> * Simplified create and find functions for review Signed-off-by: Jonas Franz <info@jonasfranz.software> * Moved "Pending" to first position Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add GetCurrentReview to simplify fetching current review Signed-off-by: Jonas Franz <info@jonasfranz.software> * Preview for listing comments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Move new comment form to its own file Signed-off-by: Jonas Franz <info@jonasfranz.software> * Implement Review form Show Review comments on comment stream Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for single comments Showing buttons in context Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add pending tag to pending review comments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add unit tests for Review Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fetch all review ids at once Add unit tests Signed-off-by: Jonas Franz <info@jonasfranz.software> * gofmt Signed-off-by: Jonas Franz <info@jonasfranz.software> * Improved comment rendering in "Files" view by adding Comments to DiffLine Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for invalidating comments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Switched back to code.gitea.io/git Signed-off-by: Jonas Franz <info@jonasfranz.software> * Moved review migration from v64 to v65 Signed-off-by: Jonas Franz <info@jonasfranz.software> * Rebuild css Signed-off-by: Jonas Franz <info@jonasfranz.software> * gofmt Signed-off-by: Jonas Franz <info@jonasfranz.software> * Improve translations Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix unit tests by updating fixtures and updating outdated test Signed-off-by: Jonas Franz <info@jonasfranz.software> * Comments will be shown at the right place now Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for deleting CodeComments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix problems caused by files in subdirectories Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for showing code comments of reviews in conversation Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for "Show/Hide outdated" Signed-off-by: Jonas Franz <info@jonasfranz.software> * Update code.gitea.io/git Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for new webhooks Signed-off-by: Jonas Franz <info@jonasfranz.software> * Update comparison Signed-off-by: Jonas Franz <info@jonasfranz.software> * Resolve conflicts Signed-off-by: Jonas Franz <info@jonasfranz.software> * Minor UI improvements * update code.gitea.io/git * Fix ui bug reported by @lunny causing wrong position of add button Add functionality to "Cancel" button Add scale effects to add button Hide "Cancel" button for existing comments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Prepare solving conflicts Signed-off-by: Jonas Franz <info@jonasfranz.software> * Show add button only if no comments already exist for the line Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add missing vendor files Signed-off-by: Jonas Franz <info@jonasfranz.software> * Check if reviewer is nil Signed-off-by: Jonas Franz <info@jonasfranz.software> * Show forms only to users who are logged in Signed-off-by: Jonas Franz <info@jonasfranz.software> * Revert "Show forms only to users who are logged in" This reverts commit c083682 Signed-off-by: Jonas Franz <info@jonasfranz.software> * Save patch in comment Render patch for code comments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add link to comment in code Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add reply form to comment list Show forms only to signed in users Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add 'Reply' as translatable Add CODE_COMMENT_LINES setting Signed-off-by: Jonas Franz <info@jonasfranz.software> * gofmt Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix problems introduced by checking for singed in user Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add v70 Signed-off-by: Jonas Franz <info@jonasfranz.software> * Update generated stylesheet Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix preview Beginn with new review comment patch system Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add new algo to generate diff for line range Remove old algo used for cutting big diffs (it was very buggy) * Add documentation and example for CutDiffAroundLine * Fix example of CutDiffAroundLine * Fix some comment UI rendering bugs * Add code comment edit mode * Send notifications / actions to users until review gets published Fix diff generation bug Fix wrong hashtag * Fix vet errors * Send notifications also for single comments * Fix some notification bugs, fix link * Fix: add comment icon is only shown on code lines * Add lint comment * Add unit tests for git diff * Add more error messages * Regenerated css Signed-off-by: Jonas Franz <info@jonasfranz.software> * fmt Signed-off-by: Jonas Franz <info@jonasfranz.software> * Regenerated CSS with latest less version Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix test by updating comment type to new ID Signed-off-by: Jonas Franz <info@jonasfranz.software> * Introducing CodeComments as type for map[string]map[int64][]*Comment Other minor code improvements Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix data-tab issues Signed-off-by: Jonas Franz <info@jonasfranz.software> * Remove unnecessary change Signed-off-by: Jonas Franz <info@jonasfranz.software> * refactored checkForInvalidation Signed-off-by: Jonas Franz <info@jonasfranz.software> * Append comments instead of setting Signed-off-by: Jonas Franz <info@jonasfranz.software> * Use HeadRepo instead of BaseRepo Signed-off-by: Jonas Franz <info@jonasfranz.software> * Update migration Signed-off-by: Jonas Franz <info@jonasfranz.de> * Regenerated CSS Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add copyright Signed-off-by: Jonas Franz <info@jonasfranz.software> * Update index.css Signed-off-by: Jonas Franz <info@jonasfranz.software>
2018-08-06 12:43:22 +08:00
// LoadComments loads comments into each line
func (diff *Diff) LoadComments(issue *models.Issue, currentUser *models.User) error {
allComments, err := models.FetchCodeComments(issue, currentUser)
Pull request review/approval and comment on code (#3748) * Initial ui components for pull request review * Add Review Add IssueComment types Signed-off-by: Jonas Franz <info@jonasfranz.software> (cherry picked from commit 2b4daab) Signed-off-by: Jonas Franz <info@jonasfranz.software> * Replace ReviewComment with Content Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add load functions Add ReviewID to findComments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add create review comment implementation Add migration for review Other small changes Signed-off-by: Jonas Franz <info@jonasfranz.software> * Simplified create and find functions for review Signed-off-by: Jonas Franz <info@jonasfranz.software> * Moved "Pending" to first position Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add GetCurrentReview to simplify fetching current review Signed-off-by: Jonas Franz <info@jonasfranz.software> * Preview for listing comments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Move new comment form to its own file Signed-off-by: Jonas Franz <info@jonasfranz.software> * Implement Review form Show Review comments on comment stream Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for single comments Showing buttons in context Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add pending tag to pending review comments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add unit tests for Review Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fetch all review ids at once Add unit tests Signed-off-by: Jonas Franz <info@jonasfranz.software> * gofmt Signed-off-by: Jonas Franz <info@jonasfranz.software> * Improved comment rendering in "Files" view by adding Comments to DiffLine Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for invalidating comments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Switched back to code.gitea.io/git Signed-off-by: Jonas Franz <info@jonasfranz.software> * Moved review migration from v64 to v65 Signed-off-by: Jonas Franz <info@jonasfranz.software> * Rebuild css Signed-off-by: Jonas Franz <info@jonasfranz.software> * gofmt Signed-off-by: Jonas Franz <info@jonasfranz.software> * Improve translations Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix unit tests by updating fixtures and updating outdated test Signed-off-by: Jonas Franz <info@jonasfranz.software> * Comments will be shown at the right place now Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for deleting CodeComments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix problems caused by files in subdirectories Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for showing code comments of reviews in conversation Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for "Show/Hide outdated" Signed-off-by: Jonas Franz <info@jonasfranz.software> * Update code.gitea.io/git Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add support for new webhooks Signed-off-by: Jonas Franz <info@jonasfranz.software> * Update comparison Signed-off-by: Jonas Franz <info@jonasfranz.software> * Resolve conflicts Signed-off-by: Jonas Franz <info@jonasfranz.software> * Minor UI improvements * update code.gitea.io/git * Fix ui bug reported by @lunny causing wrong position of add button Add functionality to "Cancel" button Add scale effects to add button Hide "Cancel" button for existing comments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Prepare solving conflicts Signed-off-by: Jonas Franz <info@jonasfranz.software> * Show add button only if no comments already exist for the line Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add missing vendor files Signed-off-by: Jonas Franz <info@jonasfranz.software> * Check if reviewer is nil Signed-off-by: Jonas Franz <info@jonasfranz.software> * Show forms only to users who are logged in Signed-off-by: Jonas Franz <info@jonasfranz.software> * Revert "Show forms only to users who are logged in" This reverts commit c083682 Signed-off-by: Jonas Franz <info@jonasfranz.software> * Save patch in comment Render patch for code comments Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add link to comment in code Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add reply form to comment list Show forms only to signed in users Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add 'Reply' as translatable Add CODE_COMMENT_LINES setting Signed-off-by: Jonas Franz <info@jonasfranz.software> * gofmt Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix problems introduced by checking for singed in user Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add v70 Signed-off-by: Jonas Franz <info@jonasfranz.software> * Update generated stylesheet Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix preview Beginn with new review comment patch system Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add new algo to generate diff for line range Remove old algo used for cutting big diffs (it was very buggy) * Add documentation and example for CutDiffAroundLine * Fix example of CutDiffAroundLine * Fix some comment UI rendering bugs * Add code comment edit mode * Send notifications / actions to users until review gets published Fix diff generation bug Fix wrong hashtag * Fix vet errors * Send notifications also for single comments * Fix some notification bugs, fix link * Fix: add comment icon is only shown on code lines * Add lint comment * Add unit tests for git diff * Add more error messages * Regenerated css Signed-off-by: Jonas Franz <info@jonasfranz.software> * fmt Signed-off-by: Jonas Franz <info@jonasfranz.software> * Regenerated CSS with latest less version Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix test by updating comment type to new ID Signed-off-by: Jonas Franz <info@jonasfranz.software> * Introducing CodeComments as type for map[string]map[int64][]*Comment Other minor code improvements Signed-off-by: Jonas Franz <info@jonasfranz.software> * Fix data-tab issues Signed-off-by: Jonas Franz <info@jonasfranz.software> * Remove unnecessary change Signed-off-by: Jonas Franz <info@jonasfranz.software> * refactored checkForInvalidation Signed-off-by: Jonas Franz <info@jonasfranz.software> * Append comments instead of setting Signed-off-by: Jonas Franz <info@jonasfranz.software> * Use HeadRepo instead of BaseRepo Signed-off-by: Jonas Franz <info@jonasfranz.software> * Update migration Signed-off-by: Jonas Franz <info@jonasfranz.de> * Regenerated CSS Signed-off-by: Jonas Franz <info@jonasfranz.software> * Add copyright Signed-off-by: Jonas Franz <info@jonasfranz.software> * Update index.css Signed-off-by: Jonas Franz <info@jonasfranz.software>
2018-08-06 12:43:22 +08:00
if err != nil {
return err
}
for _, file := range diff.Files {
if lineCommits, ok := allComments[file.Name]; ok {
for _, section := range file.Sections {
for _, line := range section.Lines {
if comments, ok := lineCommits[int64(line.LeftIdx*-1)]; ok {
line.Comments = append(line.Comments, comments...)
}
if comments, ok := lineCommits[int64(line.RightIdx)]; ok {
line.Comments = append(line.Comments, comments...)
}
sort.SliceStable(line.Comments, func(i, j int) bool {
return line.Comments[i].CreatedUnix < line.Comments[j].CreatedUnix
})
}
}
}
}
return nil
}
const cmdDiffHead = "diff --git "
2014-04-13 09:35:36 +08:00
// ParsePatch builds a Diff object from a io.Reader and some parameters.
2017-01-05 08:50:34 +08:00
func ParsePatch(maxLines, maxLineCharacters, maxFiles int, reader io.Reader) (*Diff, error) {
var curFile *DiffFile
diff := &Diff{Files: make([]*DiffFile, 0)}
sb := strings.Builder{}
// OK let's set a reasonable buffer size.
// This should be let's say at least the size of maxLineCharacters or 4096 whichever is larger.
readerSize := maxLineCharacters
if readerSize < 4096 {
readerSize = 4096
}
input := bufio.NewReaderSize(reader, readerSize)
line, err := input.ReadString('\n')
if err != nil {
if err == io.EOF {
return diff, nil
}
return diff, err
}
parsingLoop:
for {
// 1. A patch file always begins with `diff --git ` + `a/path b/path` (possibly quoted)
// if it does not we have bad input!
if !strings.HasPrefix(line, cmdDiffHead) {
return diff, fmt.Errorf("Invalid first file line: %s", line)
2014-04-13 09:35:36 +08:00
}
// TODO: Handle skipping first n files
if len(diff.Files) >= maxFiles {
diff.IsIncomplete = true
_, err := io.Copy(ioutil.Discard, reader)
if err != nil {
// By the definition of io.Copy this never returns io.EOF
return diff, fmt.Errorf("Copy: %v", err)
}
break parsingLoop
}
2014-04-13 09:35:36 +08:00
curFile = createDiffFile(diff, line)
diff.Files = append(diff.Files, curFile)
// 2. It is followed by one or more extended header lines:
//
// old mode <mode>
// new mode <mode>
// deleted file mode <mode>
// new file mode <mode>
// copy from <path>
// copy to <path>
// rename from <path>
// rename to <path>
// similarity index <number>
// dissimilarity index <number>
// index <hash>..<hash> <mode>
//
// * <mode> 6-digit octal numbers including the file type and file permission bits.
// * <path> does not include the a/ and b/ prefixes
// * <number> percentage of unchanged lines for similarity, percentage of changed
// lines dissimilarity as integer rounded down with terminal %. 100% => equal files.
// * The index line includes the blob object names before and after the change.
// The <mode> is included if the file mode does not change; otherwise, separate
// lines indicate the old and the new mode.
// 3. Following this header the "standard unified" diff format header may be encountered: (but not for every case...)
//
// --- a/<path>
// +++ b/<path>
//
// With multiple hunks
//
// @@ <hunk descriptor> @@
// +added line
// -removed line
// unchanged line
//
// 4. Binary files get:
//
// Binary files a/<path> and b/<path> differ
//
// but one of a/<path> and b/<path> could be /dev/null.
curFileLoop:
for {
line, err = input.ReadString('\n')
if err != nil {
if err != io.EOF {
return diff, err
}
break parsingLoop
}
switch {
case strings.HasPrefix(line, cmdDiffHead):
break curFileLoop
case strings.HasPrefix(line, "old mode ") ||
strings.HasPrefix(line, "new mode "):
if strings.HasSuffix(line, " 160000\n") {
curFile.IsSubmodule = true
}
case strings.HasPrefix(line, "copy from "):
curFile.IsRenamed = true
curFile.Type = DiffFileCopy
case strings.HasPrefix(line, "copy to "):
curFile.IsRenamed = true
curFile.Type = DiffFileCopy
case strings.HasPrefix(line, "new file"):
curFile.Type = DiffFileAdd
curFile.IsCreated = true
if strings.HasSuffix(line, " 160000\n") {
curFile.IsSubmodule = true
}
case strings.HasPrefix(line, "deleted"):
curFile.Type = DiffFileDel
curFile.IsDeleted = true
if strings.HasSuffix(line, " 160000\n") {
curFile.IsSubmodule = true
}
case strings.HasPrefix(line, "index"):
if strings.HasSuffix(line, " 160000\n") {
curFile.IsSubmodule = true
}
case strings.HasPrefix(line, "similarity index 100%"):
curFile.Type = DiffFileRename
case strings.HasPrefix(line, "Binary"):
curFile.IsBin = true
case strings.HasPrefix(line, "--- "):
// Do nothing with this line
case strings.HasPrefix(line, "+++ "):
// Do nothing with this line
lineBytes, isFragment, err := parseHunks(curFile, maxLines, maxLineCharacters, input)
diff.TotalAddition += curFile.Addition
diff.TotalDeletion += curFile.Deletion
if err != nil {
if err != io.EOF {
return diff, err
}
break parsingLoop
}
sb.Reset()
_, _ = sb.Write(lineBytes)
for isFragment {
lineBytes, isFragment, err = input.ReadLine()
if err != nil {
// Now by the definition of ReadLine this cannot be io.EOF
return diff, fmt.Errorf("Unable to ReadLine: %v", err)
}
_, _ = sb.Write(lineBytes)
}
line = sb.String()
sb.Reset()
break curFileLoop
}
}
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}
// FIXME: There are numerous issues with this:
// - we might want to consider detecting encoding while parsing but...
// - we're likely to fail to get the correct encoding here anyway as we won't have enough information
// - and this doesn't really account for changes in encoding
var buf bytes.Buffer
for _, f := range diff.Files {
buf.Reset()
for _, sec := range f.Sections {
for _, l := range sec.Lines {
if l.Type == DiffLineSection {
continue
}
buf.WriteString(l.Content[1:])
buf.WriteString("\n")
}
}
charsetLabel, err := charset.DetectEncoding(buf.Bytes())
if charsetLabel != "UTF-8" && err == nil {
encoding, _ := stdcharset.Lookup(charsetLabel)
if encoding != nil {
d := encoding.NewDecoder()
for _, sec := range f.Sections {
for _, l := range sec.Lines {
if l.Type == DiffLineSection {
continue
}
if c, _, err := transform.String(d, l.Content[1:]); err == nil {
l.Content = l.Content[0:1] + c
}
}
}
}
}
}
diff.NumFiles = len(diff.Files)
return diff, nil
}
Git LFS support v2 (#122) * Import github.com/git-lfs/lfs-test-server as lfs module base Imported commit is 3968aac269a77b73924649b9412ae03f7ccd3198 Removed: Dockerfile CONTRIBUTING.md mgmt* script/ vendor/ kvlogger.go .dockerignore .gitignore README.md * Remove config, add JWT support from github.com/mgit-at/lfs-test-server Imported commit f0cdcc5a01599c5a955dc1bbf683bb4acecdba83 * Add LFS settings * Add LFS meta object model * Add LFS routes and initialization * Import github.com/dgrijalva/jwt-go into vendor/ * Adapt LFS module: handlers, routing, meta store * Move LFS routes to /user/repo/info/lfs/* * Add request header checks to LFS BatchHandler / PostHandler * Implement LFS basic authentication * Rework JWT secret generation / load * Implement LFS SSH token authentication with JWT Specification: https://github.com/github/git-lfs/tree/master/docs/api * Integrate LFS settings into install process * Remove LFS objects when repository is deleted Only removes objects from content store when deleted repo is the only referencing repository * Make LFS module stateless Fixes bug where LFS would not work after installation without restarting Gitea * Change 500 'Internal Server Error' to 400 'Bad Request' * Change sql query to xorm call * Remove unneeded type from LFS module * Change internal imports to code.gitea.io/gitea/ * Add Gitea authors copyright * Change basic auth realm to "gitea-lfs" * Add unique indexes to LFS model * Use xorm count function in LFS check on repository delete * Return io.ReadCloser from content store and close after usage * Add LFS info to runWeb() * Export LFS content store base path * LFS file download from UI * Work around git-lfs client issue with unauthenticated requests Returning a dummy Authorization header for unauthenticated requests lets git-lfs client skip asking for auth credentials See: https://github.com/github/git-lfs/issues/1088 * Fix unauthenticated UI downloads from public repositories * Authentication check order, Finish LFS file view logic * Ignore LFS hooks if installed for current OS user Fixes Gitea UI actions for repositories tracking LFS files. Checks for minimum needed git version by parsing the semantic version string. * Hide LFS metafile diff from commit view, marking as binary * Show LFS notice if file in commit view is tracked * Add notbefore/nbf JWT claim * Correct lint suggestions - comments for structs and functions - Add comments to LFS model - Function comment for GetRandomBytesAsBase64 - LFS server function comments and lint variable suggestion * Move secret generation code out of conditional Ensures no LFS code may run with an empty secret * Do not hand out JWT tokens if LFS server support is disabled
2016-12-26 09:16:37 +08:00
func parseHunks(curFile *DiffFile, maxLines, maxLineCharacters int, input *bufio.Reader) (lineBytes []byte, isFragment bool, err error) {
sb := strings.Builder{}
Git LFS support v2 (#122) * Import github.com/git-lfs/lfs-test-server as lfs module base Imported commit is 3968aac269a77b73924649b9412ae03f7ccd3198 Removed: Dockerfile CONTRIBUTING.md mgmt* script/ vendor/ kvlogger.go .dockerignore .gitignore README.md * Remove config, add JWT support from github.com/mgit-at/lfs-test-server Imported commit f0cdcc5a01599c5a955dc1bbf683bb4acecdba83 * Add LFS settings * Add LFS meta object model * Add LFS routes and initialization * Import github.com/dgrijalva/jwt-go into vendor/ * Adapt LFS module: handlers, routing, meta store * Move LFS routes to /user/repo/info/lfs/* * Add request header checks to LFS BatchHandler / PostHandler * Implement LFS basic authentication * Rework JWT secret generation / load * Implement LFS SSH token authentication with JWT Specification: https://github.com/github/git-lfs/tree/master/docs/api * Integrate LFS settings into install process * Remove LFS objects when repository is deleted Only removes objects from content store when deleted repo is the only referencing repository * Make LFS module stateless Fixes bug where LFS would not work after installation without restarting Gitea * Change 500 'Internal Server Error' to 400 'Bad Request' * Change sql query to xorm call * Remove unneeded type from LFS module * Change internal imports to code.gitea.io/gitea/ * Add Gitea authors copyright * Change basic auth realm to "gitea-lfs" * Add unique indexes to LFS model * Use xorm count function in LFS check on repository delete * Return io.ReadCloser from content store and close after usage * Add LFS info to runWeb() * Export LFS content store base path * LFS file download from UI * Work around git-lfs client issue with unauthenticated requests Returning a dummy Authorization header for unauthenticated requests lets git-lfs client skip asking for auth credentials See: https://github.com/github/git-lfs/issues/1088 * Fix unauthenticated UI downloads from public repositories * Authentication check order, Finish LFS file view logic * Ignore LFS hooks if installed for current OS user Fixes Gitea UI actions for repositories tracking LFS files. Checks for minimum needed git version by parsing the semantic version string. * Hide LFS metafile diff from commit view, marking as binary * Show LFS notice if file in commit view is tracked * Add notbefore/nbf JWT claim * Correct lint suggestions - comments for structs and functions - Add comments to LFS model - Function comment for GetRandomBytesAsBase64 - LFS server function comments and lint variable suggestion * Move secret generation code out of conditional Ensures no LFS code may run with an empty secret * Do not hand out JWT tokens if LFS server support is disabled
2016-12-26 09:16:37 +08:00
var (
curSection *DiffSection
curFileLinesCount int
curFileLFSPrefix bool
)
Git LFS support v2 (#122) * Import github.com/git-lfs/lfs-test-server as lfs module base Imported commit is 3968aac269a77b73924649b9412ae03f7ccd3198 Removed: Dockerfile CONTRIBUTING.md mgmt* script/ vendor/ kvlogger.go .dockerignore .gitignore README.md * Remove config, add JWT support from github.com/mgit-at/lfs-test-server Imported commit f0cdcc5a01599c5a955dc1bbf683bb4acecdba83 * Add LFS settings * Add LFS meta object model * Add LFS routes and initialization * Import github.com/dgrijalva/jwt-go into vendor/ * Adapt LFS module: handlers, routing, meta store * Move LFS routes to /user/repo/info/lfs/* * Add request header checks to LFS BatchHandler / PostHandler * Implement LFS basic authentication * Rework JWT secret generation / load * Implement LFS SSH token authentication with JWT Specification: https://github.com/github/git-lfs/tree/master/docs/api * Integrate LFS settings into install process * Remove LFS objects when repository is deleted Only removes objects from content store when deleted repo is the only referencing repository * Make LFS module stateless Fixes bug where LFS would not work after installation without restarting Gitea * Change 500 'Internal Server Error' to 400 'Bad Request' * Change sql query to xorm call * Remove unneeded type from LFS module * Change internal imports to code.gitea.io/gitea/ * Add Gitea authors copyright * Change basic auth realm to "gitea-lfs" * Add unique indexes to LFS model * Use xorm count function in LFS check on repository delete * Return io.ReadCloser from content store and close after usage * Add LFS info to runWeb() * Export LFS content store base path * LFS file download from UI * Work around git-lfs client issue with unauthenticated requests Returning a dummy Authorization header for unauthenticated requests lets git-lfs client skip asking for auth credentials See: https://github.com/github/git-lfs/issues/1088 * Fix unauthenticated UI downloads from public repositories * Authentication check order, Finish LFS file view logic * Ignore LFS hooks if installed for current OS user Fixes Gitea UI actions for repositories tracking LFS files. Checks for minimum needed git version by parsing the semantic version string. * Hide LFS metafile diff from commit view, marking as binary * Show LFS notice if file in commit view is tracked * Add notbefore/nbf JWT claim * Correct lint suggestions - comments for structs and functions - Add comments to LFS model - Function comment for GetRandomBytesAsBase64 - LFS server function comments and lint variable suggestion * Move secret generation code out of conditional Ensures no LFS code may run with an empty secret * Do not hand out JWT tokens if LFS server support is disabled
2016-12-26 09:16:37 +08:00
leftLine, rightLine := 1, 1
Git LFS support v2 (#122) * Import github.com/git-lfs/lfs-test-server as lfs module base Imported commit is 3968aac269a77b73924649b9412ae03f7ccd3198 Removed: Dockerfile CONTRIBUTING.md mgmt* script/ vendor/ kvlogger.go .dockerignore .gitignore README.md * Remove config, add JWT support from github.com/mgit-at/lfs-test-server Imported commit f0cdcc5a01599c5a955dc1bbf683bb4acecdba83 * Add LFS settings * Add LFS meta object model * Add LFS routes and initialization * Import github.com/dgrijalva/jwt-go into vendor/ * Adapt LFS module: handlers, routing, meta store * Move LFS routes to /user/repo/info/lfs/* * Add request header checks to LFS BatchHandler / PostHandler * Implement LFS basic authentication * Rework JWT secret generation / load * Implement LFS SSH token authentication with JWT Specification: https://github.com/github/git-lfs/tree/master/docs/api * Integrate LFS settings into install process * Remove LFS objects when repository is deleted Only removes objects from content store when deleted repo is the only referencing repository * Make LFS module stateless Fixes bug where LFS would not work after installation without restarting Gitea * Change 500 'Internal Server Error' to 400 'Bad Request' * Change sql query to xorm call * Remove unneeded type from LFS module * Change internal imports to code.gitea.io/gitea/ * Add Gitea authors copyright * Change basic auth realm to "gitea-lfs" * Add unique indexes to LFS model * Use xorm count function in LFS check on repository delete * Return io.ReadCloser from content store and close after usage * Add LFS info to runWeb() * Export LFS content store base path * LFS file download from UI * Work around git-lfs client issue with unauthenticated requests Returning a dummy Authorization header for unauthenticated requests lets git-lfs client skip asking for auth credentials See: https://github.com/github/git-lfs/issues/1088 * Fix unauthenticated UI downloads from public repositories * Authentication check order, Finish LFS file view logic * Ignore LFS hooks if installed for current OS user Fixes Gitea UI actions for repositories tracking LFS files. Checks for minimum needed git version by parsing the semantic version string. * Hide LFS metafile diff from commit view, marking as binary * Show LFS notice if file in commit view is tracked * Add notbefore/nbf JWT claim * Correct lint suggestions - comments for structs and functions - Add comments to LFS model - Function comment for GetRandomBytesAsBase64 - LFS server function comments and lint variable suggestion * Move secret generation code out of conditional Ensures no LFS code may run with an empty secret * Do not hand out JWT tokens if LFS server support is disabled
2016-12-26 09:16:37 +08:00
for {
for isFragment {
curFile.IsIncomplete = true
_, isFragment, err = input.ReadLine()
if err != nil {
// Now by the definition of ReadLine this cannot be io.EOF
err = fmt.Errorf("Unable to ReadLine: %v", err)
return
}
}
sb.Reset()
lineBytes, isFragment, err = input.ReadLine()
if err != nil {
if err == io.EOF {
return
Git LFS support v2 (#122) * Import github.com/git-lfs/lfs-test-server as lfs module base Imported commit is 3968aac269a77b73924649b9412ae03f7ccd3198 Removed: Dockerfile CONTRIBUTING.md mgmt* script/ vendor/ kvlogger.go .dockerignore .gitignore README.md * Remove config, add JWT support from github.com/mgit-at/lfs-test-server Imported commit f0cdcc5a01599c5a955dc1bbf683bb4acecdba83 * Add LFS settings * Add LFS meta object model * Add LFS routes and initialization * Import github.com/dgrijalva/jwt-go into vendor/ * Adapt LFS module: handlers, routing, meta store * Move LFS routes to /user/repo/info/lfs/* * Add request header checks to LFS BatchHandler / PostHandler * Implement LFS basic authentication * Rework JWT secret generation / load * Implement LFS SSH token authentication with JWT Specification: https://github.com/github/git-lfs/tree/master/docs/api * Integrate LFS settings into install process * Remove LFS objects when repository is deleted Only removes objects from content store when deleted repo is the only referencing repository * Make LFS module stateless Fixes bug where LFS would not work after installation without restarting Gitea * Change 500 'Internal Server Error' to 400 'Bad Request' * Change sql query to xorm call * Remove unneeded type from LFS module * Change internal imports to code.gitea.io/gitea/ * Add Gitea authors copyright * Change basic auth realm to "gitea-lfs" * Add unique indexes to LFS model * Use xorm count function in LFS check on repository delete * Return io.ReadCloser from content store and close after usage * Add LFS info to runWeb() * Export LFS content store base path * LFS file download from UI * Work around git-lfs client issue with unauthenticated requests Returning a dummy Authorization header for unauthenticated requests lets git-lfs client skip asking for auth credentials See: https://github.com/github/git-lfs/issues/1088 * Fix unauthenticated UI downloads from public repositories * Authentication check order, Finish LFS file view logic * Ignore LFS hooks if installed for current OS user Fixes Gitea UI actions for repositories tracking LFS files. Checks for minimum needed git version by parsing the semantic version string. * Hide LFS metafile diff from commit view, marking as binary * Show LFS notice if file in commit view is tracked * Add notbefore/nbf JWT claim * Correct lint suggestions - comments for structs and functions - Add comments to LFS model - Function comment for GetRandomBytesAsBase64 - LFS server function comments and lint variable suggestion * Move secret generation code out of conditional Ensures no LFS code may run with an empty secret * Do not hand out JWT tokens if LFS server support is disabled
2016-12-26 09:16:37 +08:00
}
err = fmt.Errorf("Unable to ReadLine: %v", err)
return
}
if lineBytes[0] == 'd' {
// End of hunks
return
Git LFS support v2 (#122) * Import github.com/git-lfs/lfs-test-server as lfs module base Imported commit is 3968aac269a77b73924649b9412ae03f7ccd3198 Removed: Dockerfile CONTRIBUTING.md mgmt* script/ vendor/ kvlogger.go .dockerignore .gitignore README.md * Remove config, add JWT support from github.com/mgit-at/lfs-test-server Imported commit f0cdcc5a01599c5a955dc1bbf683bb4acecdba83 * Add LFS settings * Add LFS meta object model * Add LFS routes and initialization * Import github.com/dgrijalva/jwt-go into vendor/ * Adapt LFS module: handlers, routing, meta store * Move LFS routes to /user/repo/info/lfs/* * Add request header checks to LFS BatchHandler / PostHandler * Implement LFS basic authentication * Rework JWT secret generation / load * Implement LFS SSH token authentication with JWT Specification: https://github.com/github/git-lfs/tree/master/docs/api * Integrate LFS settings into install process * Remove LFS objects when repository is deleted Only removes objects from content store when deleted repo is the only referencing repository * Make LFS module stateless Fixes bug where LFS would not work after installation without restarting Gitea * Change 500 'Internal Server Error' to 400 'Bad Request' * Change sql query to xorm call * Remove unneeded type from LFS module * Change internal imports to code.gitea.io/gitea/ * Add Gitea authors copyright * Change basic auth realm to "gitea-lfs" * Add unique indexes to LFS model * Use xorm count function in LFS check on repository delete * Return io.ReadCloser from content store and close after usage * Add LFS info to runWeb() * Export LFS content store base path * LFS file download from UI * Work around git-lfs client issue with unauthenticated requests Returning a dummy Authorization header for unauthenticated requests lets git-lfs client skip asking for auth credentials See: https://github.com/github/git-lfs/issues/1088 * Fix unauthenticated UI downloads from public repositories * Authentication check order, Finish LFS file view logic * Ignore LFS hooks if installed for current OS user Fixes Gitea UI actions for repositories tracking LFS files. Checks for minimum needed git version by parsing the semantic version string. * Hide LFS metafile diff from commit view, marking as binary * Show LFS notice if file in commit view is tracked * Add notbefore/nbf JWT claim * Correct lint suggestions - comments for structs and functions - Add comments to LFS model - Function comment for GetRandomBytesAsBase64 - LFS server function comments and lint variable suggestion * Move secret generation code out of conditional Ensures no LFS code may run with an empty secret * Do not hand out JWT tokens if LFS server support is disabled
2016-12-26 09:16:37 +08:00
}
switch lineBytes[0] {
case '@':
if curFileLinesCount >= maxLines {
curFile.IsIncomplete = true
continue
}
2014-04-13 09:35:36 +08:00
_, _ = sb.Write(lineBytes)
for isFragment {
// This is very odd indeed - we're in a section header and the line is too long
// This really shouldn't happen...
lineBytes, isFragment, err = input.ReadLine()
if err != nil {
// Now by the definition of ReadLine this cannot be io.EOF
err = fmt.Errorf("Unable to ReadLine: %v", err)
return
}
_, _ = sb.Write(lineBytes)
}
line := sb.String()
// Create a new section to represent this hunk
2014-04-13 09:35:36 +08:00
curSection = &DiffSection{}
curFile.Sections = append(curFile.Sections, curSection)
lineSectionInfo := getDiffLineSectionInfo(curFile.Name, line, leftLine-1, rightLine-1)
diffLine := &DiffLine{
Type: DiffLineSection,
Content: line,
SectionInfo: lineSectionInfo,
2015-07-29 22:55:01 +08:00
}
curSection.Lines = append(curSection.Lines, diffLine)
curSection.FileName = curFile.Name
// update line number.
leftLine = lineSectionInfo.LeftIdx
rightLine = lineSectionInfo.RightIdx
2014-04-13 09:35:36 +08:00
continue
case '\\':
if curFileLinesCount >= maxLines {
curFile.IsIncomplete = true
continue
}
// This is used only to indicate that the current file does not have a terminal newline
if !bytes.Equal(lineBytes, []byte("\\ No newline at end of file")) {
err = fmt.Errorf("Unexpected line in hunk: %s", string(lineBytes))
return
}
// Technically this should be the end the file!
// FIXME: we should be putting a marker at the end of the file if there is no terminal new line
continue
case '+':
curFileLinesCount++
2014-04-13 09:35:36 +08:00
curFile.Addition++
if curFileLinesCount >= maxLines {
curFile.IsIncomplete = true
continue
}
diffLine := &DiffLine{Type: DiffLineAdd, RightIdx: rightLine}
2014-04-13 09:35:36 +08:00
rightLine++
curSection.Lines = append(curSection.Lines, diffLine)
case '-':
curFileLinesCount++
2014-04-13 09:35:36 +08:00
curFile.Deletion++
if curFileLinesCount >= maxLines {
curFile.IsIncomplete = true
continue
}
diffLine := &DiffLine{Type: DiffLineDel, LeftIdx: leftLine}
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if leftLine > 0 {
leftLine++
}
curSection.Lines = append(curSection.Lines, diffLine)
case ' ':
curFileLinesCount++
if curFileLinesCount >= maxLines {
curFile.IsIncomplete = true
continue
}
diffLine := &DiffLine{Type: DiffLinePlain, LeftIdx: leftLine, RightIdx: rightLine}
leftLine++
rightLine++
curSection.Lines = append(curSection.Lines, diffLine)
default:
// This is unexpected
err = fmt.Errorf("Unexpected line in hunk: %s", string(lineBytes))
return
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}
line := string(lineBytes)
if isFragment {
curFile.IsIncomplete = true
for isFragment {
lineBytes, isFragment, err = input.ReadLine()
if err != nil {
// Now by the definition of ReadLine this cannot be io.EOF
err = fmt.Errorf("Unable to ReadLine: %v", err)
return
}
}
}
if len(line) > maxLineCharacters {
curFile.IsIncomplete = true
line = line[:maxLineCharacters]
}
curSection.Lines[len(curSection.Lines)-1].Content = line
// handle LFS
if line[1:] == models.LFSMetaFileIdentifier {
curFileLFSPrefix = true
} else if curFileLFSPrefix && strings.HasPrefix(line[1:], models.LFSMetaFileOidPrefix) {
oid := strings.TrimPrefix(line[1:], models.LFSMetaFileOidPrefix)
if len(oid) == 64 {
m := &models.LFSMetaObject{Oid: oid}
count, err := models.Count(m)
if err == nil && count > 0 {
curFile.IsBin = true
curFile.IsLFSFile = true
curSection.Lines = nil
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}
}
}
}
}
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func createDiffFile(diff *Diff, line string) *DiffFile {
// The a/ and b/ filenames are the same unless rename/copy is involved.
// Especially, even for a creation or a deletion, /dev/null is not used
// in place of the a/ or b/ filenames.
//
// When rename/copy is involved, file1 and file2 show the name of the
// source file of the rename/copy and the name of the file that rename/copy
// produces, respectively.
//
// Path names are quoted if necessary.
//
// This means that you should always be able to determine the file name even when there
// there is potential ambiguity...
//
// but we can be simpler with our heuristics by just forcing git to prefix things nicely
curFile := &DiffFile{
Index: len(diff.Files) + 1,
Type: DiffFileChange,
Sections: make([]*DiffSection, 0, 10),
}
rd := strings.NewReader(line[len(cmdDiffHead):] + " ")
curFile.Type = DiffFileChange
curFile.OldName = readFileName(rd)
curFile.Name = readFileName(rd)
curFile.IsRenamed = curFile.Name != curFile.OldName
return curFile
}
func readFileName(rd *strings.Reader) string {
var name string
char, _ := rd.ReadByte()
_ = rd.UnreadByte()
if char == '"' {
fmt.Fscanf(rd, "%q ", &name)
if name[0] == '\\' {
name = name[1:]
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}
} else {
fmt.Fscanf(rd, "%s ", &name)
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}
return name[2:]
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}
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// GetDiffRange builds a Diff between two commits of a repository.
// passing the empty string as beforeCommitID returns a diff from the
// parent commit.
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func GetDiffRange(repoPath, beforeCommitID, afterCommitID string, maxLines, maxLineCharacters, maxFiles int) (*Diff, error) {
return GetDiffRangeWithWhitespaceBehavior(repoPath, beforeCommitID, afterCommitID, maxLines, maxLineCharacters, maxFiles, "")
}
// GetDiffRangeWithWhitespaceBehavior builds a Diff between two commits of a repository.
// Passing the empty string as beforeCommitID returns a diff from the parent commit.
// The whitespaceBehavior is either an empty string or a git flag
func GetDiffRangeWithWhitespaceBehavior(repoPath, beforeCommitID, afterCommitID string, maxLines, maxLineCharacters, maxFiles int, whitespaceBehavior string) (*Diff, error) {
gitRepo, err := git.OpenRepository(repoPath)
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if err != nil {
return nil, err
}
defer gitRepo.Close()
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commit, err := gitRepo.GetCommit(afterCommitID)
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if err != nil {
return nil, err
}
// FIXME: graceful: These commands should likely have a timeout
ctx, cancel := context.WithCancel(git.DefaultContext)
defer cancel()
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var cmd *exec.Cmd
if (len(beforeCommitID) == 0 || beforeCommitID == git.EmptySHA) && commit.ParentCount() == 0 {
diffArgs := []string{"diff", "--src-prefix=\\a/", "--dst-prefix=\\b/", "-M"}
if len(whitespaceBehavior) != 0 {
diffArgs = append(diffArgs, whitespaceBehavior)
}
// append empty tree ref
diffArgs = append(diffArgs, "4b825dc642cb6eb9a060e54bf8d69288fbee4904")
diffArgs = append(diffArgs, afterCommitID)
cmd = exec.CommandContext(ctx, git.GitExecutable, diffArgs...)
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} else {
actualBeforeCommitID := beforeCommitID
if len(actualBeforeCommitID) == 0 {
parentCommit, _ := commit.Parent(0)
actualBeforeCommitID = parentCommit.ID.String()
}
diffArgs := []string{"diff", "--src-prefix=\\a/", "--dst-prefix=\\b/", "-M"}
if len(whitespaceBehavior) != 0 {
diffArgs = append(diffArgs, whitespaceBehavior)
}
diffArgs = append(diffArgs, actualBeforeCommitID)
diffArgs = append(diffArgs, afterCommitID)
cmd = exec.CommandContext(ctx, git.GitExecutable, diffArgs...)
beforeCommitID = actualBeforeCommitID
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}
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cmd.Dir = repoPath
cmd.Stderr = os.Stderr
stdout, err := cmd.StdoutPipe()
if err != nil {
return nil, fmt.Errorf("StdoutPipe: %v", err)
}
if err = cmd.Start(); err != nil {
return nil, fmt.Errorf("Start: %v", err)
}
pid := process.GetManager().Add(fmt.Sprintf("GetDiffRange [repo_path: %s]", repoPath), cancel)
defer process.GetManager().Remove(pid)
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diff, err := ParsePatch(maxLines, maxLineCharacters, maxFiles, stdout)
if err != nil {
return nil, fmt.Errorf("ParsePatch: %v", err)
}
for _, diffFile := range diff.Files {
tailSection := diffFile.GetTailSection(gitRepo, beforeCommitID, afterCommitID)
if tailSection != nil {
diffFile.Sections = append(diffFile.Sections, tailSection)
}
}
if err = cmd.Wait(); err != nil {
return nil, fmt.Errorf("Wait: %v", err)
}
shortstatArgs := []string{beforeCommitID + "..." + afterCommitID}
if len(beforeCommitID) == 0 || beforeCommitID == git.EmptySHA {
shortstatArgs = []string{git.EmptyTreeSHA, afterCommitID}
}
diff.NumFiles, diff.TotalAddition, diff.TotalDeletion, err = git.GetDiffShortStat(repoPath, shortstatArgs...)
if err != nil && strings.Contains(err.Error(), "no merge base") {
// git >= 2.28 now returns an error if base and head have become unrelated.
// previously it would return the results of git diff --shortstat base head so let's try that...
shortstatArgs = []string{beforeCommitID, afterCommitID}
diff.NumFiles, diff.TotalAddition, diff.TotalDeletion, err = git.GetDiffShortStat(repoPath, shortstatArgs...)
}
if err != nil {
return nil, err
}
return diff, nil
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}
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// GetDiffCommit builds a Diff representing the given commitID.
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func GetDiffCommit(repoPath, commitID string, maxLines, maxLineCharacters, maxFiles int) (*Diff, error) {
return GetDiffRangeWithWhitespaceBehavior(repoPath, "", commitID, maxLines, maxLineCharacters, maxFiles, "")
}
// GetDiffCommitWithWhitespaceBehavior builds a Diff representing the given commitID.
// The whitespaceBehavior is either an empty string or a git flag
func GetDiffCommitWithWhitespaceBehavior(repoPath, commitID string, maxLines, maxLineCharacters, maxFiles int, whitespaceBehavior string) (*Diff, error) {
return GetDiffRangeWithWhitespaceBehavior(repoPath, "", commitID, maxLines, maxLineCharacters, maxFiles, whitespaceBehavior)
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}
// CommentAsDiff returns c.Patch as *Diff
func CommentAsDiff(c *models.Comment) (*Diff, error) {
diff, err := ParsePatch(setting.Git.MaxGitDiffLines,
setting.Git.MaxGitDiffLineCharacters, setting.Git.MaxGitDiffFiles, strings.NewReader(c.Patch))
if err != nil {
return nil, err
}
if len(diff.Files) == 0 {
return nil, fmt.Errorf("no file found for comment ID: %d", c.ID)
}
secs := diff.Files[0].Sections
if len(secs) == 0 {
return nil, fmt.Errorf("no sections found for comment ID: %d", c.ID)
}
return diff, nil
}
// CommentMustAsDiff executes AsDiff and logs the error instead of returning
func CommentMustAsDiff(c *models.Comment) *Diff {
diff, err := CommentAsDiff(c)
if err != nil {
log.Warn("CommentMustAsDiff: %v", err)
}
return diff
}
// GetWhitespaceFlag returns git diff flag for treating whitespaces
func GetWhitespaceFlag(whiteSpaceBehavior string) string {
whitespaceFlags := map[string]string{
"ignore-all": "-w",
"ignore-change": "-b",
"ignore-eol": "--ignore-space-at-eol",
"": ""}
return whitespaceFlags[whiteSpaceBehavior]
}