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changeset 8:be36282b556a

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add new_thread
author Franklin Schmidt <fschmidt@gmail.com>
date Wed, 29 Jun 2022 00:04:09 -0600
parents 0472897e790d
children 9674275019bb
files .hgignore src/index.html.luan src/lib/Db.luan src/lib/Post.luan src/lib/User.luan src/new_thread.html.luan
diffstat 6 files changed, 151 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/.hgignore	Thu Jun 23 23:38:03 2022 -0600
+++ b/.hgignore	Wed Jun 29 00:04:09 2022 -0600
@@ -2,3 +2,4 @@
 
 err
 local/
+*.bck
--- a/src/index.html.luan	Thu Jun 23 23:38:03 2022 -0600
+++ b/src/index.html.luan	Wed Jun 29 00:04:09 2022 -0600
@@ -22,7 +22,7 @@
 	<body>
 <%		header() %>
 		<div content>
-			qqq
+			<p><a href="/new_thread.html">New Thread</a></p>
 		</div>
 <%		footer() %>
 	</body>
--- a/src/lib/Db.luan	Thu Jun 23 23:38:03 2022 -0600
+++ b/src/lib/Db.luan	Wed Jun 29 00:04:09 2022 -0600
@@ -12,4 +12,9 @@
 Db.indexed_fields.user_email = Lucene.type.lowercase
 Db.indexed_fields.user_name = Lucene.type.lowercase
 
+Db.indexed_fields.post_author_id = Lucene.type.long
+Db.indexed_fields.post_author_name = Lucene.type.string
+Db.indexed_fields.post_is_root = Lucene.type.string
+Db.indexed_fields.post_root_id = Lucene.type.long
+
 return Db
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/lib/Post.luan	Wed Jun 29 00:04:09 2022 -0600
@@ -0,0 +1,83 @@
+local Luan = require "luan:Luan.luan"
+local error = Luan.error
+local set_metatable = Luan.set_metatable or error()
+local Number = require "luan:Number.luan"
+local long = Number.long or error()
+local Time = require "luan:Time.luan"
+local time_now = Time.now or error()
+local Db = require "site:/lib/Db.luan"
+
+
+local Post = {}
+
+local function from_doc(doc)
+	doc.type == "post" or error "wrong type"
+	return Post.new {
+		id = doc.id
+		subject = doc.subject
+		content = doc.content
+		date = doc.date
+		author_name = doc.post_author_name
+		author_id = doc.post_author_id
+		is_root = doc.post_is_root == "true"
+		root_id = doc.post_root_id
+	}
+end
+
+local function to_doc(post)
+	return {
+		type = "post"
+		id = post.id
+		subject = post.subject or error()
+		content = post.content or error()
+		date = post.date or time_now()
+		post_author_name = post.author_name or error()
+		post_author_id = long(post.author_id)
+		post_is_root = post.is_root and "true" or nil
+		post_root_id = post.root_id and long(post.root_id)
+	}
+end
+
+local metatable = {}
+function metatable.__index(post,key)
+	if key == "author" then
+		local User = require "site:/lib/User.luan"
+		return User.get_by_id(post.author_id)
+	end
+	return nil
+end
+
+function Post.new(post)
+
+	function post.save()
+		local doc = to_doc(post)
+		Db.save(doc)
+		post.id = doc.id
+	end
+
+	set_metatable(post,metatable)
+	return post
+end
+
+function Post.get_by_id(id)
+	local doc = Db.get_document("id:"..id)
+	return doc and Post.from_doc(doc)
+end
+
+function Post.new_thread(author,subject,content)
+	return Db.run_in_transaction( function()
+		local post = Post.new{
+			subject = subject
+			content = content
+			author_name = author.name
+			author_id = author.id
+			is_root = true
+		}
+		post.save()
+		post.root_id = post.id or error()
+		post.save()
+		return post
+	end )
+end
+
+return Post
--- a/src/lib/User.luan	Thu Jun 23 23:38:03 2022 -0600
+++ b/src/lib/User.luan	Wed Jun 29 00:04:09 2022 -0600
@@ -64,6 +64,11 @@
 	return user
 end
 
+function User.get_by_id(id)
+	local doc = Db.get_document("id:"..id)
+	return doc and User.from_doc(doc)
+end
+
 function User.get_by_email(email)
 	local doc = Db.get_document("user_email:"..lucene_quote(email))
 	return doc and from_doc(doc)
@@ -88,6 +93,12 @@
 	return user
 end
 
+function User.current_required()
+	local user = User.current()
+	user or Http.response.send_redirect "/login.html"
+	return user
+end
+
 local password_chars = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"
 do
 	local t = {}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/new_thread.html.luan	Wed Jun 29 00:04:09 2022 -0600
@@ -0,0 +1,50 @@
+local Luan = require "luan:Luan.luan"
+local error = Luan.error
+local Io = require "luan:Io.luan"
+local Http = require "luan:http/Http.luan"
+local Shared = require "site:/lib/Shared.luan"
+local head = Shared.head or error()
+local header = Shared.header or error()
+local footer = Shared.footer or error()
+local Forum = require "site:/lib/Forum.luan"
+local forum_title = Forum.title or error()
+local Post = require "site:/lib/Post.luan"
+local User = require "site:/lib/User.luan"
+
+
+return function()
+	local user = User.current_required()
+	if user==nil then return end
+	if Http.request.method == "POST" then
+		local subject = Http.request.parameters.subject or error()
+		local content = Http.request.parameters.content or error()
+		local post = Post.new_thread(user,subject,content)
+		Http.response.send_redirect("/thread.html?root="..post.id)
+		return
+	end
+	Io.stdout = Http.response.text_writer()
+%>
+<!doctype html>
+<html>
+	<head>
+<%		head() %>
+		<title><%=forum_title%></title>
+	</head>
+	<body>
+<%		header() %>
+		<div content>
+			<h1>New Thread</h1>
+			<form method=post>
+				<p>
+					<label>Subject</label>
+					<input name=subject required>
+				</p>
+				<p><textarea name=content></textarea></p>
+				<p><input type=submit></p>
+			</form>
+		</div>
+<%		footer() %>
+	</body>
+</html>
+<%
+end