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Adds side-by-side diff for images (#6784)

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* Adds side-by-side diff for images

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Explain blank imports

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Use complete word for width and height labels on image compare

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Update index.css from master

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Moves ImageInfo to git commit file

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Assign ImageInfo function for template and sets correct target for BeforeSourcePath

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Adds missing comment

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Return error if ImageInfo failed

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Avoid template panic when ImageInfo failed for some reason

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Show file size on image diff

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Removes unused helper function

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Reverts copyright year change

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Close file reader

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Update commit.go

Sets correct data key

* Moves reader.Close() up a few lines

* Updates index.css

* Updates CSS file

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Transfers adjustments for image compare to compare.go file

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Adjusts variable name

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Apply lesshint recommendations

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Do not show old image on image compare if it is not in index of base commit

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Change file size text

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>
This commit is contained in:
Mario Lubenka 2019-09-16 11:03:22 +02:00 • committed by Lunny Xiao
parent a5f87feefd
commit a37236314c
10 changed files with 262 additions and 15 deletions
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49
modules/git/commit.go
View file

@ -10,6 +10,11 @@ import (
"bytes"
"container/list"
"fmt"
"image"
"image/color"
_ "image/gif" // for processing gif images
_ "image/jpeg" // for processing jpeg images
_ "image/png" // for processing png images
"io"
"net/http"
"strconv"
@ -158,6 +163,43 @@ func (c *Commit) IsImageFile(name string) bool {
return isImage
}
// ImageMetaData represents metadata of an image file
type ImageMetaData struct {
ColorModel color.Model
Width int
Height int
ByteSize int64
}
// ImageInfo returns information about the dimensions of an image
func (c *Commit) ImageInfo(name string) (*ImageMetaData, error) {
if !c.IsImageFile(name) {
return nil, nil
}
blob, err := c.GetBlobByPath(name)
if err != nil {
return nil, err
}
reader, err := blob.DataAsync()
if err != nil {
return nil, err
}
defer reader.Close()
config, _, err := image.DecodeConfig(reader)
if err != nil {
return nil, err
}
metadata := ImageMetaData{
ColorModel: config.ColorModel,
Width: config.Width,
Height: config.Height,
ByteSize: blob.Size(),
}
return &metadata, nil
}
// GetCommitByPath return the commit of relative path object.
func (c *Commit) GetCommitByPath(relpath string) (*Commit, error) {
return c.repo.getCommitByPathWithID(c.ID, relpath)
@ -310,6 +352,13 @@ func (c *Commit) FileChangedSinceCommit(filename, pastCommit string) (bool, erro
return c.repo.FileChangedBetweenCommits(filename, pastCommit, c.ID.String())
}
// HasFile returns true if the file given exists on this commit
// This does only mean it's there - it does not mean the file was changed during the commit.
func (c *Commit) HasFile(filename string) (bool, error) {
result, err := c.repo.LsFiles(filename)
return result[0] == filename, err
}
// GetSubModules get all the sub modules of current revision git tree
func (c *Commit) GetSubModules() (*ObjectCache, error) {
if c.submoduleCache != nil {