Initial draft version

11 files changed, 250 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
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+++ b/.gitignore
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+.dub
+docs.json
+__dummy.html
+docs/
+/brpaste
+brpaste.so
+brpaste.dylib
+brpaste.dll
+brpaste.a
+brpaste.lib
+brpaste-test-*
+*.exe
+*.o
+*.obj
+*.lst
diff --git a/LICENSE b/LICENSE
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+++ b/LICENSE
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+MIT License
+
+Copyright (c) 2019 Chloe Kudryavtsev
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+
diff --git a/dub.sdl b/dub.sdl
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+++ b/dub.sdl
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+name "brpaste"
+description "A pastebin server so fast, it burns rubber."
+authors "Chloe Kudryavtsev"
+copyright "Copyright © 2019, Chloe Kudryavtsev"
+license "MIT"
+dependency "vibe-d" version="~>0.8.5-beta.2"
diff --git a/dub.selections.json b/dub.selections.json
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+++ b/dub.selections.json
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+{
+	"fileVersion": 1,
+	"versions": {
+		"botan": "1.12.10",
+		"botan-math": "1.0.3",
+		"diet-ng": "1.5.0",
+		"eventcore": "0.8.41",
+		"libasync": "0.8.3",
+		"libevent": "2.0.2+2.0.16",
+		"memutils": "0.4.13",
+		"mir-linux-kernel": "1.0.1",
+		"openssl": "1.1.6+1.0.1g",
+		"stdx-allocator": "2.77.5",
+		"taggedalgebraic": "0.11.3",
+		"vibe-core": "1.6.0",
+		"vibe-d": "0.8.5-beta.2"
+	}
+}
diff --git a/source/app.d b/source/app.d
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+++ b/source/app.d
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+import brpaste;
+
+import vibe.d;
+
+int main(string[] args)
+{
+    auto settings = new HTTPServerSettings;
+    settings.port = 8080;
+    settings.bindAddresses = [];
+
+    readOption("bind|b", &settings.bindAddresses, "Sets the address to bind to");
+    readOption("port|p", &settings.port, "Sets the port to listen on");
+    if(settings.bindAddresses.length == 0) settings.bindAddresses = [ "127.0.0.1" ];
+
+    auto router = new URLRouter;
+    router.registerWebInterface(new BRPaste);
+    listenHTTP(settings, router);
+
+    import std.conv;
+    logInfo("Please open http://%s:%d/ in your browser.", settings.bindAddresses[0], settings.port);
+    return runApplication();
+}
diff --git a/source/hash.d b/source/hash.d
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+++ b/source/hash.d
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+module brpaste.hash;
+
+pure string hash(T)(T data) {
+    import std.base64;
+    import std.digest.murmurhash;
+    auto hash = digest!(MurmurHash3!32)(data);
+    return Base64URLNoPadding.encode(hash);
+}
+
+pure string hash(T : string)(T data) {
+    import std.string;
+    return hash(data.representation);
+}
diff --git a/source/package.d b/source/package.d
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+++ b/source/package.d
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+module brpaste;
+
+public import brpaste.web;
diff --git a/source/web.d b/source/web.d
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--- /dev/null
+++ b/source/web.d
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+module brpaste.web;
+
+import brpaste.hash;
+
+import vibe.vibe;
+
+RedisDatabase client;
+shared static this() {
+    string path = "redis://127.0.0.1";
+    readOption("redis|r", &path, "The URL to use to connect to redis");
+    URL redis = path;
+    client = connectRedisDB(redis);
+}
+
+class BRPaste {
+    @method(HTTPMethod.REPORT)
+    @path("/health")
+    void health(HTTPServerResponse res) {
+        import std.array;
+        res.statusCode = 200;
+        auto app = appender!string;
+
+        // is Redis healthy? - FIXME: stack traces over HTTP are fun, I guess
+        import std.random;
+        long val = uniform!uint;
+        auto ech = client.client.echo!(long, long)(val);
+        if(val != ech) {
+            res.statusCode = 500;
+            app.put("Redis: failed.");
+        } else app.put("Redis: pass.");
+
+        res.writeBody(app.data);
+    }
+
+    void index() {
+        render!("index.dt");
+    }
+
+    @path("/:id")
+    void getId(string _id) {
+        if (!client.exists(_id)) throw new HTTPStatusException(404);
+        string language;
+        // TODO: rewrite the next two lines once #2273 is resolved
+        auto req = request;
+        if (req.query.length > 0) language = req.query.byKey.front;
+        auto data = client.get(_id);
+        render!("code.dt", data, language);
+    }
+
+    @path("/raw/:id")
+    void getRawId(HTTPServerResponse res, string _id) {
+        if (!client.exists(_id)) throw new HTTPStatusException(404);
+        auto val = client.get(_id);
+        res.contentType = "text/plain";
+        res.writeBody(val);
+    }
+
+    void post(string data) {
+        auto hash = data.hash;
+        client.set(hash, data);
+        status(201);
+        response.writeBody(hash);
+    }
+}
diff --git a/views/code.dt b/views/code.dt
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--- /dev/null
+++ b/views/code.dt
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+extends layout
+
+block css
+block scripts
+    - string prefix = "https://cdnjs.cloudflare.com/ajax/libs/prism/1.15.0";
+    link(rel='stylesheet', crossorigin='anonymous',
+        href='#{prefix}/themes/prism.min.css')
+block bodyscripts
+    script(
+        src='#{prefix}/prism.min.js')
+    - import std.array;
+    - if(!language.empty)
+        script(
+            src='#{prefix}/components/prism-#{language}.min.js')
+
+block content
+    pre
+        - import std.array;
+        - string lang = "none";
+        - if (!language.empty) lang = language;
+        code(class='language-#{lang}')= data
+
+//- vim: ft=pug
diff --git a/views/index.dt b/views/index.dt
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+++ b/views/index.dt
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+extends layout
+
+block content
+    h1 Burning Rubber Paste
+    h2 Usage
+    table(border='1')
+        thead: tr
+            th Method - Endpoint
+            th Effect
+        tbody
+            tr
+                td: pre: code POST /data=anything
+                td Pastebin anything
+            tr
+                td: pre: code GET /id
+                td Read paste with ID "id"
+            tr
+                td: pre: code GET /id?lang
+                td Read paste with ID "id", and highlight it as "lang"
+            tr
+                td: pre: code GET /raw/id
+                td Get the raw contents of paste with ID "id"
+    h2 Examples
+    pre: code(class='language-sh')
+        | curl -X POST -F 'sprunge=<-' https://brpaste.example.com
+        | http -f POST https://brpaste.example.com data=@file.txt
+        | curl https://brpaste.example.com/raw/some_id
+        | xdg-open https://brpaste.example.com/some_id?cpp
+    h2 Paste from a browser
+    form(action='/', method='post')
+        textarea(name='data', autocomplete='off',
+            required, autofocus,
+            cols='80', rows='27')
+        br
+        button(type='submit') Paste it!
+
+//- vim: ft=pug
diff --git a/views/layout.dt b/views/layout.dt
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--- /dev/null
+++ b/views/layout.dt
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+doctype html
+html(lang='en')
+    head
+        meta(charset='utf-8')
+        meta(name='viewport', content='width=device-width, initial-scale=1')
+        block css
+            :css
+                body {
+                  margin: 40px auto;
+                  max-width: 650px;
+                  line-height: 1.6;
+                  font-size: 18px;
+                  color: #444;
+                  padding: 0 10px
+                }
+                h1,h2,h3 { line-height:1.2; }
+                td { text-align: left; }
+        block scripts
+        block title
+            title Burning Rubber Paste
+    body
+        #main
+            block content
+                p I'm not sure how you got here, but you shouldn't be here.
+        block bodyscripts
+
+//- vim: ft=pug