Open or create DB

This commit is contained in:
Brandon Dyck 2024-08-02 17:06:56 -06:00
parent 4a810e9964
commit 3296db9f80
3 changed files with 33 additions and 3 deletions

View File

@ -1,8 +1,7 @@
Check that the selected DB exists and is a valid Peachy DB
Set application_id and user_version when creating DB
Use pattern matching (https://github.com/silentbicycle/tamale) for parsed sexps
Write schema management package
Unceremoniously dump a rudimentary schema management UI on index
Set up page routes
Figure out how Lua Server Pages work
Try keeping shared state in a zipped file
Make DB creation explicit, rather than automatic when opening a nonexistent file.

View File

@ -2,12 +2,34 @@ local migrate = require "migrate"
local DB_FILENAME = "peachy.db"
sqlite3 = require "lsqlite3"
local function OpenDB(req)
local appID <const> = utf8.codepoint("🍑")
local filename = req.session.filename
if not filename then
error "no file selected"
end
local db = sqlite3.open(filename, sqlite3.OPEN_READWRITE)
if not db then
db, errcode, errmsg = sqlite3.open(filename)
if errcode then error(errmsg) end
errcode = db:exec(string.format("PRAGMA application_id=%d", appID))
if errcode ~= sqlite3.OK then error(db:errmsg()) end
end
local currentAppID
for id in db:urows("PRAGMA application_id") do currentAppID = id end
if currentAppID ~= appID then error("not a Peachy database") end
schema.setup(db)
req.db = db
end
local db = sqlite3.open(DB_FILENAME)
db:exec("PRAGMA journal_mode=WAL")
db:exec("PRAGMA foreign_keys")
-- migrate.migrate(db)
fm = require "fullmoon"
schema = require "schema"
fm.sessionOptions.secret = false
fm.setTemplate({ "/tmpl/", tmpl = "fmt" })
@ -24,6 +46,15 @@ fm.setRoute("/open", function(r)
local filename = r.session.filename or ""
return fm.serveContent("opendb", { filename = filename, dir = files })
end)
fm.setRoute("/testdb", function(r)
OpenDB(r)
local name = tostring(math.random(100000))
schema.new_node_type(r.db, name)
for ntype in schema.get_node_types(r.db) do
print(ntype)
end
return false
end)
fm.setRoute("/dirlist", function(r)
local function isSpecial(name)
return name == "." or name == ".." or string.sub(name, 1, 1) == "$"

View File

@ -1335,7 +1335,7 @@ local function getSession()
LogWarn("invalid session crypto hash: "..hash)
return {}
end
if DecodeBase64(sig) ~= GetCryptoHash(hash, msg, sopts.secret) then
if DecodeBase64(sig) ~= GetCryptoHash(hash, msg, sopts.secret or "") then
LogWarn("invalid session signature: "..sig)
return {}
end