porom/apps/post.lua
2025-05-24 00:11:27 +03:00

75 lines
2.4 KiB
Lua

local app = require("lapis").Application()
local db = require("lapis.db")
local constants = require("constants")
local util = require("util")
local models = require("models")
local Posts = models.Posts
local Threads = models.Threads
app:get("single_post", "/:post_id", function(self)
local query = constants.FULL_POSTS_QUERY .. "WHERE posts.id = ?"
local p = db.query(query, self.params.post_id)
if p then
self.post = p[1]
self.thread = Threads:find({id = self.post.thread_id})
self.page_title = self.post.username .. "'s post in " .. self.thread.title
end
return {render = "post.single-post"}
end)
app:get("edit_post", "/:post_id/edit", function(self)
local user = util.get_logged_in_user(self)
if not user then
return {redirect_to = self:url_for"all_topics"}
end
local editing_query = constants.FULL_POSTS_QUERY .. "WHERE posts.id = ?"
local p = db.query(editing_query, self.params.post_id)
if not p then
return {redirect_to = self:url_for"all_topics"}
end
if p[1].user_id ~= user.id then
return {redirect_to = self:url_for"all_topics"}
end
self.me = user
self.editing_post = p[1]
self.thread = Threads:find({id = self.editing_post.thread_id})
local thread_predicate = constants.FULL_POSTS_QUERY .. "WHERE posts.thread_id = ?\n"
local context_prev_query = thread_predicate .. "AND posts.created_at < ? ORDER BY posts.created_at DESC LIMIT 2"
local context_next_query = thread_predicate .. "AND posts.created_at > ? ORDER BY posts.created_at ASC LIMIT 2"
self.prev_context = db.query(context_prev_query, self.thread.id, self.editing_post.created_at)
self.next_context = db.query(context_next_query, self.thread.id, self.editing_post.created_at)
return {render = "post.edit-post"}
end)
app:post("edit_post", "/:post_id/edit", function(self)
local user = util.get_logged_in_user(self)
if not user then
return {redirect_to = self:url_for("all_topics")}
end
local post = Posts:find({id = self.params.post_id})
if not post then
return {redirect_to = self:url_for("all_topics")}
end
if post.user_id ~= user.id then
return {redirect_to = self:url_for("all_topics")}
end
util.update_post(post, self.params.new_content)
local thread = Threads:find({id = post.thread_id})
local link = self:url_for("thread", {slug = thread.slug}, {after = post.id}) .. "#post-" .. post.id
return {redirect_to = link}
end)
return app