api: `GET /repos/:owner/:repo/contents/:path` (#5963)

* support API `GET /repos/:owner/:repo/contents/:path`

This PR adds support to #5949:
`GET /repos/:owner/:repo/contents/:path`

Curl:

```bash
curl -H "Authorization: token REDACTED"
http://localhost:3000/api/v1/repos/root/testrepo/contents//master/README.md
-X GET  | jq .
```

Curl  Response:

```bash
{
  "type": "blob",
  "size": 12,
  "name": "README.md",
  "path": "README.md",
  "sha": "70fcb456d436f08462602f26df6fb7e167e7a916",
  "url": "http://localhost:3000/api/v1/repos/root/testrepo/contents/README.md",
  "git_url": "http://localhost:3000/api/v1/repos/root/testrepo/trees/70fcb456d436f08462602f26df6fb7e167e7a916",
  "html_url": "http://localhost:3000/api/v1/repos/root/testrepo/tree/70fcb456d436f08462602f26df6fb7e167e7a916",
  "download_url": "http://localhost:3000/api/v1/root/testrepo/raw/README.md",
  "_links": {
    "git": "http://localhost:3000/api/v1/repos/root/testrepo/trees/70fcb456d436f08462602f26df6fb7e167e7a916",
    "self": "http://localhost:3000/api/v1/repos/root/testrepo/contents/README.md",
    "html": "http://localhost:3000/api/v1/repos/root/testrepo/tree/70fcb456d436f08462602f26df6fb7e167e7a916"
  },
  "content": "IyB0ZXN0cmVwbwoK"
}

```

* rename - path.go to contents.go

* reorder imports

Co-Authored-By: ᴜɴᴋɴᴡᴏɴ <u@gogs.io>

* rename struct to repoContents and fix field order

Co-Authored-By: ᴜɴᴋɴᴡᴏɴ <u@gogs.io>

* rename variable

Co-Authored-By: ᴜɴᴋɴᴡᴏɴ <u@gogs.io>

* rename GetPathContents to GetContents

Co-Authored-By: ᴜɴᴋɴᴡᴏɴ <u@gogs.io>

* return on server error

Co-Authored-By: ᴜɴᴋɴᴡᴏɴ <u@gogs.io>

* resolve conflicts introduced via git web ui

* make constants as method variables

* handle dir type case last

* fix func and var names

* implement suggested changes in review

* refactor smaller funcs to be part of GetContent

* fix content type check for blob after refactoring

* changes based on suggestions

* read full file, return empty json array

* don't set submoduleURL

* set server err msg to method name

* set target to be blob data for symlinks

* Update contents.go

Co-authored-by: ᴜɴᴋɴᴡᴏɴ <u@gogs.io>

0 files changed, 0 insertions, 0 deletions