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Refactor git module to support Gitea and improve error handling

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MayaTheShy
2026-03-22 15:50:40 -04:00
parent 5775954d7c
commit 03f00fc2a4
1 changed files with 60 additions and 37 deletions
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91
sys/modules/opus/git.lua
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@@ -1,8 +1,10 @@
local json = require('opus.json')
local Util = require('opus.util')
local TREE_URL = 'https://api.github.com/repos/%s/%s/git/trees/%s?recursive=1'
local FILE_URL = 'https://raw.githubusercontent.com/%s/%s/%s/%s'
local GITHUB_TREE_URL = 'https://api.github.com/repos/%s/%s/git/trees/%s?recursive=1'
local GITHUB_FILE_URL = 'https://raw.githubusercontent.com/%s/%s/%s/%s'
local GITEA_TREE_URL = 'https://%s/api/v1/repos/%s/%s/git/trees/%s?recursive=1'
local GITEA_FILE_URL = 'https://%s/%s/%s/raw/branch/%s/%s'
local TREE_HEADERS = {}
local git = { }
@@ -10,58 +12,79 @@ if _G._GIT_API_KEY then
TREE_HEADERS.Authorization = 'token ' .. _G._GIT_API_KEY
end
function git.list(repository)
local t = Util.split(repository, '(.-)/')
local user = table.remove(t, 1)
local repo = table.remove(t, 1)
local branch = table.remove(t, 1) or 'main'
local path
if not Util.empty(t) then
path = table.concat(t, '/') .. '/'
end
local function getContents()
local dataUrl = string.format(TREE_URL, user, repo, branch)
local contents, msg = Util.httpGet(dataUrl, TREE_HEADERS)
if not contents then
error(string.format('Failed to download %s\n%s', dataUrl, msg), 2)
else
return json.decode(contents)
end
end
local data = getContents() or error('Invalid repository')
if data.message and data.message:find("API rate limit exceeded") then
local function parseTree(data, path, fileUrlFn)
if data.message then
if data.message:find("API rate limit exceeded") then
error("Out of API calls, try again later")
end
if data.message and data.message == "Not found" then
if data.message == "Not found" or data.message == "Not Found" then
error("Invalid repository")
end
end
local list = { }
for _,v in pairs(data.tree) do
for _, v in pairs(data.tree) do
if v.type == "blob" then
v.path = v.path:gsub("%s","%%20")
v.path = v.path:gsub("%s", "%%20")
if not path then
list[v.path] = {
url = string.format(FILE_URL, user, repo, branch, v.path),
url = fileUrlFn(v.path),
size = v.size,
}
elseif Util.startsWith(v.path, path) then
local p = string.sub(v.path, #path)
list[p] = {
url = string.format(FILE_URL, user, repo, branch, path .. p),
url = fileUrlFn(path .. p),
size = v.size,
}
end
end
end
return list
end
local function fetchTree(url)
local contents, msg = Util.httpGet(url, TREE_HEADERS)
if not contents then
error(string.format('Failed to download %s\n%s', url, msg), 2)
end
return json.decode(contents) or error('Invalid repository')
end
-- GitHub: user/repo/branch/subdir/
local function listGithub(repository)
local t = Util.split(repository, '(.-)/')
local user = table.remove(t, 1)
local repo = table.remove(t, 1)
local branch = table.remove(t, 1) or 'main'
local path = not Util.empty(t) and (table.concat(t, '/') .. '/') or nil
local data = fetchTree(string.format(GITHUB_TREE_URL, user, repo, branch))
return parseTree(data, path, function(p)
return string.format(GITHUB_FILE_URL, user, repo, branch, p)
end)
end
-- Gitea: gitea://host/user/repo/branch/subdir/
local function listGitea(host, remainder)
local t = Util.split(remainder, '(.-)/')
local user = table.remove(t, 1)
local repo = table.remove(t, 1)
local branch = table.remove(t, 1) or 'main'
local path = not Util.empty(t) and (table.concat(t, '/') .. '/') or nil
local data = fetchTree(string.format(GITEA_TREE_URL, host, user, repo, branch))
return parseTree(data, path, function(p)
return string.format(GITEA_FILE_URL, host, user, repo, branch, p)
end)
end
function git.list(repository)
local host_type, host, rest = repository:match('^(%w+)://(.-)/(.*)')
if host_type == 'gitea' then
return listGitea(host, rest)
end
return listGithub(repository)
end
return git