WIP

dub.json

@@ -5,11 +5,16 @@
 	"copyright": "Copyright © 2019, Chris Josten",
 	"dependencies": {
 		"dyaml": "~>0.8.0",
+		"htmld": "~>0.3.7",
 		"vibe-d": "~>0.9.0"
 	},
 	"description": "A blog based on Markdown and JSON",
 	"license": "AGPLv3",
+	"mainSourceFile": "source/nl/netsoj/chris/blog/main.d",
 	"name": "mijnblog",
-	"targetType": "executable",
-    "stringImportPaths": ["views", "translations"]
-}
+	"stringImportPaths": [
+		"views",
+		"translations"
+	],
+	"targetType": "executable"
+}

dub.selections.json

@@ -7,7 +7,9 @@
 		"dyaml": "0.8.3",
 		"eventcore": "0.9.13",
 		"fswatch": "0.5.0",
+		"htmld": "0.3.7",
 		"libasync": "0.8.6",
+		"libdominator": "1.1.7",
 		"libevent": "2.0.2+2.0.16",
 		"memutils": "1.0.4",
 		"mir-linux-kernel": "1.0.1",

source/nl/netsoj/chris/blog/cache.d

@@ -1,9 +1,14 @@
+/** 
+ * Implements and holds caches for several pages.
+ */
+module nl.netsoj.chris.blog.cache;
+
 import std.experimental.logger;
 import std.traits;
 
-import article;
-import page;
-import project;
+import nl.netsoj.chris.blog.model.article;
+import nl.netsoj.chris.blog.model.page;
+import nl.netsoj.chris.blog.model.project;
 
 
 /**
@@ -21,7 +26,7 @@ GenericCache!(Project, "a.title < b.title") projects;
  * again if needed.
  */
 struct GenericCache(T, string sortOrder) 
-	if (isImplicitlyConvertible!(T, Page)) {
+	if (is(T : Page)) {
 	public:
 		
 		void addItem(T item) {

source/nl/netsoj/chris/blog/constants.d

@@ -1,8 +1,14 @@
+module nl.netsoj.chris.blog.constants;
+
 /**
  * Constants which are passed to templates while rendering.
  */
 class Constants {
 	public static immutable string SITE_NAME = "Chris Josten's site";
-	public static immutable string SITE_URL = "https://chris.netsoj.nl";
+	debug {
+		public static immutable string SITE_URL = "https://kortstondig.chris.netsoj.nl";
+	} else {
+		public static immutable string SITE_URL = "https://chris.netsoj.nl";
+	}
 	public static immutable string COPYRIGHT = "© Chris Josten, 2020";
 }

source/nl/netsoj/chris/blog/interfaces/http.d

@@ -1,9 +1,15 @@
+module nl.netsoj.chris.blog.interfaces.http;
+
+import std.experimental.logger;
+
 import vibe.d;
 
-import cache;
-import article;
-import page;
-import project;
+import nl.netsoj.chris.blog.interfaces.indieauth;
+import nl.netsoj.chris.blog.model.article;
+import nl.netsoj.chris.blog.model.page;
+import nl.netsoj.chris.blog.model.project;
+import nl.netsoj.chris.blog.cache;
+import nl.netsoj.chris.blog.constants;
 
 /**
  * Output types for the content.
@@ -69,29 +75,41 @@ struct TranslateContext {
  *     templateName = The name of the template to render.
  */
 string singleResponseMixin(string arrayName, string templateName) {
-		return `string slug = req.params["slug"];
-		OutputType outputType = getOutputType(slug);
+	return `string slug = req.params["slug"];
+	OutputType outputType = getOutputType(slug);
 
-		enforceHTTP(slug in ` ~ arrayName ~ `, HTTPStatus.notFound, "Page not found");
-		auto content = ` ~ arrayName ~ `[slug];
-		switch(outputType) with (OutputType) {
-		case MARKDOWN:
-			res.writeBody(content.contentSource, MIME_MARKDOWN);
-			break;
-		default:
-		case HTML:
-			render!("` ~ templateName ~ `", content);
-			break;
-		}`;
-	}
+	enforceHTTP(slug in ` ~ arrayName ~ `, HTTPStatus.notFound, "Page not found");
+	auto content = ` ~ arrayName ~ `[slug];
+	switch(outputType) with (OutputType) {
+	case MARKDOWN:
+		res.writeBody(content.contentSource, MIME_MARKDOWN);
+		break;
+	default:
+	case HTML:
+		render!("` ~ templateName ~ `", content);
+		break;
+	}`;
+}
 
 @translationContext!TranslateContext
 class MijnBlog {
 
 public:
+	
+	this() {
+		m_indieAuth = new IndieAuth();
+	}
+	
+	/** 
+	 * IndieAuth subinterface
+	 */
+	@safe
+	@path("/indieweb")
+	@property IndieAuth indieweb() { return m_indieAuth; };
+	
 	/**
-	* Generates response for /posts/:slug and /palen/:slug.
-	*/
+	 * Generates response for /posts/:slug and /palen/:slug.
+	 */
 	@path("/posts/:slug")
 	void getArticleSingle(string _slug, HTTPServerRequest req, HTTPServerResponse res) {
 		//getSingle!(Article, "pages/article.dt")(articles, req, res);
@@ -140,8 +158,13 @@ public:
 		addCachingHeader(res);
 		// If no slug is supplied, it will be adjusted to "index"
 		req.params.addField("slug", "index");
+		res.headers.addField("Link", "<" ~ Constants.SITE_URL ~ "/indieweb/auth>; rel=\"authorization_endpoint\"");
+		res.headers.addField("Link", "<" ~ Constants.SITE_URL ~ "/indieweb/token>; rel=\"token_endpoint\"");
+		res.headers.addField("Link", "<" ~ Constants.SITE_URL ~ "/indieweb/micropub>; rel=\"micropub\"");
 		mixin(singleResponseMixin("pages", "pages/page.dt"));
-	}	
+	}
+private:
+	IndieAuth m_indieAuth;
 }
 
 /**
@@ -149,7 +172,9 @@ public:
  */
 @safe
 void errorPage(HTTPServerRequest req, HTTPServerResponse res, HTTPServerErrorInfo error) {
-	render!("pages/error.dt", error)(res);
+	//render!("pages/error.dt", error)(res);
+	import std.conv;
+	res.writeBody(text("Error ", error.code, ": ", error.message, "\n\n", error.debugMessage), "text/plain");
 }
 
 @trusted
@@ -171,4 +196,7 @@ void startHTTPServer() {
 	router.registerWebInterface(new MijnBlog);
 	
 	listenHTTP(settings, router);
+	foreach(route; router.getAllRoutes()) {
+		infof("Path: %s", route);
+	}
 }

source/nl/netsoj/chris/blog/interfaces/indieauth.d

@@ -0,0 +1,92 @@
+module nl.netsoj.chris.blog.interfaces.indieauth;
+
+import nl.netsoj.chris.blog.interfaces.http;
+import nl.netsoj.chris.blog.interfaces.micropub;
+import nl.netsoj.chris.blog.microformats.parser;
+
+import mfd = nl.netsoj.chris.blog.microformats.definitions;
+
+import vibe.d;
+
+struct App {
+	string logo;;
+	string name;
+	string url;
+	string clientId;
+	string redirectUri;
+	bool richInfo = false;
+}
+
+/**
+ * An implementation of https://www.w3.org/TR/indieauth/
+ */
+@translationContext!TranslateContext
+class IndieAuth {
+public:
+	this() {
+		m_microPub = new MicroPub();
+	}
+
+	@queryParam("response_type", "response_type")
+	@queryParam("me", "me")
+	@queryParam("client_id", "client_id")
+	@queryParam("redirect_uri", "redirect_uri")
+	@queryParam("state", "state")
+	void getAuth(HTTPServerRequest req, HTTPServerResponse res,
+			string response_type, string me, string client_id, string redirect_uri, string state) {
+		enforceHTTP(response_type == "code", HTTPStatus.badRequest);
+		
+		URL source = URL(client_id);
+		HTTPClientResponse response = requestHTTP(source);
+		mfd.App[] parsedApps = parsePage!(mfd.App)(response.bodyReader.readAllUTF8, source);
+		
+		App app;
+		app.name = client_id;
+		app.richInfo = false;
+		if (parsedApps.length > 0) {
+			auto parsedApp = parsedApps[0];
+			app.logo = parsedApp.logo;
+			app.name = parsedApp.name;
+			app.richInfo = true;
+		}
+		
+		app.clientId = client_id;
+		URL redirectUrl = URL(redirect_uri);
+		redirectUrl.queryString = redirectUrl.queryString ~ "%scode=%s&state=%s".format(
+				(redirectUrl.queryString.length == 0 ? "" : "&"),
+				"123456", state);
+		app.redirectUri = redirectUrl.toString();
+		render!("pages/indieauth.dt", app);
+	}
+	
+	@safe
+	@path("/")
+	void getIndex(HTTPServerResponse res) {
+		res.writeBody("IndieAuth root", "text/plain");
+	}
+	
+	@safe
+	void postToken(HTTPServerRequest req, HTTPServerResponse res, 
+			string grant_type, string code, string client_id, string redirect_uri, string me) {
+	
+		struct OkResponse {
+			string access_token;
+			string token_type = "Bearer";
+			string me;
+			string scope_;
+		}
+		
+		OkResponse response;
+		response.me = me;
+		response.scope_ = "foo";
+		response.access_token = "baz";
+		
+		res.writeJsonBody(response, HTTPStatus.ok);
+	}  
+	
+	@safe @property 
+	MicroPub micropub() { return m_microPub; };
+	
+private:
+	MicroPub m_microPub;
+}

source/nl/netsoj/chris/blog/interfaces/micropub.d

@@ -0,0 +1,14 @@
+module nl.netsoj.chris.blog.interfaces.micropub;
+
+import vibe.d;
+
+import nl.netsoj.chris.blog.interfaces.http;
+
+@translationContext!TranslateContext
+class MicroPub {
+
+	@path("/")
+	void getIndex(HTTPServerRequest req, HTTPServerResponse res) {
+		res.writeBody("MicroPub endpoint", "text/plain");
+	}
+}

source/nl/netsoj/chris/blog/main.d

@@ -1,13 +1,14 @@
+module nl.netsoj.chris.blog.main;
+
 import std.experimental.logger;
 import vibe.d;
 
-import article;
-import page;
-import project;
-
-import cache;
-import http;
-import watcher;
+import nl.netsoj.chris.blog.interfaces.http;
+import nl.netsoj.chris.blog.model.article;
+import nl.netsoj.chris.blog.model.page;
+import nl.netsoj.chris.blog.model.project;
+import nl.netsoj.chris.blog.cache;
+import nl.netsoj.chris.blog.watcher;
 
 
 void main() {

source/nl/netsoj/chris/blog/microformats/definitions.d

@@ -0,0 +1,12 @@
+module nl.netsoj.chris.blog.microformats.definitions;
+
+import nl.netsoj.chris.blog.microformats.parser;
+
+struct App {
+	@MicroFormat(MicroFormat.Type.Url)
+	string logo;
+	@MicroFormat(MicroFormat.Type.PlainText)
+	string name;
+	
+	string url;
+}

source/nl/netsoj/chris/blog/microformats/parser.d

@@ -0,0 +1,116 @@
+/**
+ * Parser for microformats.
+ * Standards: http://microformats.org/wiki/microformats2-parsing
+ */
+module nl.netsoj.chris.blog.microformats.parser;
+ 
+import std.exception;
+import std.traits;
+
+import vibe.inet.url;
+ 
+import html;
+
+import nl.netsoj.chris.blog.url;
+
+class MicroFormatParseException : Exception {
+	mixin basicExceptionCtors;
+}
+
+
+struct MicroFormatProperty {
+	enum Type {
+		RootClass,
+		PlainText,
+		Url,
+		DateTime,
+		EmbeddedMarkup
+	};
+
+	Type type = Type.PlainText;
+	
+	string getClassPrefix() pure {
+		final switch(type) {
+		case Type.RootClass:
+			return "h-";
+		case Type.PlainText:
+			return "p-";
+		case Type.Url:
+			return "u-";
+		case Type.DateTime:
+			return "dt-";
+		case Type.EmbeddedMarkup:
+			return "e-";
+		}
+	}
+};
+
+/**
+ * Parses a web page to extract to the given microformat model out of it
+ */
+T[] parsePage(T)(string source, URL url) {
+	return parsePage!T(createDocument(source), url);
+}
+
+T[] parsePage(T)(Document page, URL url) 
+	if (isAggregateType!T) {
+	import std.algorithm;
+	import std.array;
+	import std.conv;
+	import std.range;
+	import std.string;
+	
+	string rootClass = "h-" ~ T.stringof.toLower;
+	
+	return page.querySelectorAll(".%s".format(rootClass)).map!((node){
+		alias PropType = MicroFormatProperty.Type;
+		T instance = T();
+		MicroFormatProperty uda;
+		string propertyClass;
+		Node propNode;
+		static foreach(sym; getSymbolsByUDA!(T, MicroFormatProperty)) {
+			uda = getUDAs!(sym, MicroFormatProperty)[0];
+			propertyClass = uda.getClassPrefix() ~ sym.stringof.toLower;
+			
+			propNode = page.querySelector(".%s".format(propertyClass), node);
+			switch (uda.type) {
+				case PropType.PlainText:
+					if (propNode.firstChild && propNode.firstChild.isTextNode()) {
+						__traits(getMember, instance, sym.stringof) = to!string(propNode.text);
+					}
+					break;
+				case PropType.Url:
+					if (propNode.tag == "a" && propNode.hasAttr("href")) {
+						__traits(getMember, instance, sym.stringof) = resolveURL(url, to!string(propNode["href"])).toString;
+					} else if (propNode.tag == "img" && propNode.hasAttr("src")) {
+						__traits(getMember, instance, sym.stringof) = resolveURL(url, to!string(propNode["src"])).toString;
+					} 
+					break;
+				default:
+					break;
+			}
+		}
+		
+		return instance;
+	}).array;
+}
+
+unittest {
+	import std.stdio;
+	string page = q"eos
+	<div class="h-app">
+		<img src="/logo.png" class="u-logo">
+		<a href="/" class="u-url p-name">Example App</a>
+	</div>"
+eos";
+	
+	struct App {
+		@MicroFormatProperty(MicroFormatProperty.Type.Url)
+		string logo;
+		@MicroFormatProperty(MicroFormatProperty.Type.PlainText)
+		string name;
+	}
+
+	auto ts = parsePage!App(page, URL("https://example.com/"));
+	assert(ts[0] == App ("https://example.com:443/logo.png", "Example App"));
+}

source/nl/netsoj/chris/blog/model/article.d

@@ -1,3 +1,5 @@
+module nl.netsoj.chris.blog.model.article;
+
 import std.file;
 import std.stdio;
 import std.string;
@@ -7,8 +9,8 @@ import std.experimental.logger;
 import dyaml;
 import vibe.d;
 
-import page;
-import utils;
+import nl.netsoj.chris.blog.model.page;
+import nl.netsoj.chris.blog.utils;
 
 
 /**

source/nl/netsoj/chris/blog/model/page.d

@@ -1,3 +1,5 @@
+module nl.netsoj.chris.blog.model.page;
+
 import std.exception;
 import std.experimental.logger;
 import std.file;
@@ -7,7 +9,7 @@ import std.stdio;
 import dyaml;
 import vibe.vibe;
 
-import utils;
+import nl.netsoj.chris.blog.utils;
 
 
 /**

source/nl/netsoj/chris/blog/model/project.d

@@ -1,3 +1,5 @@
+module nl.netsoj.chris.blog.model.project;
+
 import std.array;
 import std.algorithm;
 import std.typecons;
@@ -5,9 +7,9 @@ import std.typecons;
 import dyaml;
 import vibe.vibe;
 
-import page;
-import utils;
-import staticpaths;
+import nl.netsoj.chris.blog.model.page;
+import nl.netsoj.chris.blog.staticpaths;
+import nl.netsoj.chris.blog.utils;
 
 /**
  * Represents a project, like an unfinished application

source/nl/netsoj/chris/blog/package.d

@@ -0,0 +1 @@
+module nl.netsoj.chris.blog;

source/nl/netsoj/chris/blog/staticpaths.d

@@ -1,3 +1,5 @@
+module nl.netsoj.chris.blog.staticpaths;
+
 /**
  * Paths to static data.
  */

source/nl/netsoj/chris/blog/url.d

@@ -0,0 +1,27 @@
+module nl.netsoj.chris.blog.url;
+
+import std.exception;
+
+import vibe.inet.url;
+
+URL resolveURL(URL source, string other) {
+	URL otherUrl = URL(other);
+	if (otherUrl.schema.length > 0 || otherUrl.host.length > 0) {
+		return otherUrl;
+	}
+	
+	if (otherUrl.schema.length == 0) {
+		enforce(source.schema.length > 0, "Source URL must have a scheme to resolve the other URL");
+		otherUrl.schema = source.schema;
+	}
+	
+	if (otherUrl.host.length == 0) {
+		otherUrl.host = source.host;
+		otherUrl.port = source.port;
+		if (!otherUrl.path.absolute) {
+			otherUrl.path = source.path ~ otherUrl.path;
+		}
+	}
+	
+	return otherUrl;
+}

source/nl/netsoj/chris/blog/utils.d

@@ -1,3 +1,5 @@
+module nl.netsoj.chris.blog.utils;
+
 import std.algorithm;
 import std.array;
 import std.conv;

source/nl/netsoj/chris/blog/watcher.d

@@ -1,3 +1,5 @@
+module nl.netsoj.chris.blog.watcher;
+
 import std.array;
 import std.algorithm;
 import std.experimental.logger;
@@ -7,14 +9,14 @@ import std.traits;
 
 import vibe.d;
 
-import cache;
-import page;
+import nl.netsoj.chris.blog.cache;
+import nl.netsoj.chris.blog.model.page;
 
 /**
  * Loads pages into memory and sets up a "watcher" to watch a directory for file changes.
  */
 void initPages(T, C)(C *cache, const string directory) 
-	if (isImplicitlyConvertible!(T, Page)) {
+	if (is(T : Page)) {
 
 	bool addPage(string path) {
 		try {
@@ -22,7 +24,7 @@ void initPages(T, C)(C *cache, const string directory)
 			logf("Added %s", newPage.slug);
 			cache.addItem(newPage);
 			return true;
-		} catch (page.ArticleParseException e) {
+		} catch (ArticleParseException e) {
 			logf("Could not parse %s: %s", path, e);
 			return false;
 		} catch (Exception e) {
@@ -72,7 +74,7 @@ void initPages(T, C)(C *cache, const string directory)
 					try {
 						newPage = new T(change.path.toString());
 						cache.changeItem(newPage);
-					} catch(page.ArticleParseException e) {
+					} catch(ArticleParseException e) {
 						warningf("Could not parse %s", change.path.toString());
 					} catch (Exception e) {
 						warningf("Error while updating %s: %s", change.path.toString(), e.msg);

views/pages/article-list.dt

@@ -12,7 +12,7 @@ block content
 	- if (articleList.length == 0)
 		p No posts found
 	- else
-		- import utils;
+		- import nl.netsoj.chris.blog.utils;
 		- foreach(article; articleList)
 			article
 				header

views/pages/article.dt

@@ -14,7 +14,7 @@ block extra_meta_data
 
 block content
 	article(itemscope, itemtype="https://schema.org/BlogPosting", lang="#{content.language}")
-		- import utils;
+		- import nl.netsoj.chris.blog.utils;
 		header
 			h1.title(itemprop="headline") #{content.title}
 			p.subtitle 

views/pages/indieauth.dt

@@ -0,0 +1,21 @@
+extends parts/page
+
+block header
+	title Aanmelden - Netsoj.nl
+
+block sidebar
+
+block content
+	- if (app.richInfo)
+		header.project-header
+			img.project-icon(src="#{app.logo}", alt="Icon of #{app.name}")
+			div
+				h1.title Aanmelden met #[a(href="#{app.clientId}") #{app.name}]
+				span.project-description #{app.clientId}
+	- else
+		header
+			h1.title Aanmelden met #[a(href="#{app.clientId}") #{app.name}]
+			
+	p #{app.name} wil uw identiteit bevestigen.
+	
+	p #[a(href="#{app.redirectUri}") Aanvaarden en aanmelden]  #[a(href="javascript:history.back();") Weigeren]

views/parts/page.dt

@@ -1,6 +1,6 @@
 doctype html
 html(prefix="og: http://ogp.me/ns#")
-	- import constants;
+	- import nl.netsoj.chris.blog.constants;
 	- import vibe.d;
 	head
 		//- Kick off loading the css as fast as possible