From b9a392f5f1db5c7de60e929fdcc0ca42885f81ca Mon Sep 17 00:00:00 2001
From: Marvin Borner
Date: Mon, 13 May 2019 18:18:57 +0200
Subject: Added user based dark theme support

Co-authored-by: LarsVomMars <lars@kroenner.eu>
---
 src/main/kotlin/App.kt                        | 11 ++++--
 src/main/kotlin/DatabaseController.kt         | 36 ++++++++++++++++--
 src/main/kotlin/FileController.kt             |  9 +++--
 src/main/kotlin/UserHandler.kt                | 54 +++++++++++++++++++--------
 src/main/resources/css/darkLayout.css         | 32 ++++++++++++++++
 src/main/resources/css/index.css              |  6 +++
 src/main/resources/js/index.js                |  6 +++
 src/main/resources/views/admin.rocker.html    |  5 ++-
 src/main/resources/views/files.rocker.html    |  5 ++-
 src/main/resources/views/fileview.rocker.html |  5 ++-
 src/main/resources/views/index.rocker.html    | 17 ++++++++-
 src/main/resources/views/layout.rocker.html   | 10 ++++-
 src/main/resources/views/login.rocker.html    |  5 ++-
 src/main/resources/views/register.rocker.html |  5 ++-
 src/main/resources/views/setup.rocker.html    |  5 ++-
 15 files changed, 172 insertions(+), 39 deletions(-)
 create mode 100644 src/main/resources/css/darkLayout.css
 create mode 100644 src/main/resources/css/index.css
 create mode 100644 src/main/resources/js/index.js

(limited to 'src')

diff --git a/src/main/kotlin/App.kt b/src/main/kotlin/App.kt
index df845a1..3607702 100644
--- a/src/main/kotlin/App.kt
+++ b/src/main/kotlin/App.kt
@@ -14,11 +14,11 @@ import java.util.logging.*
 import kotlin.system.*
 
 // TODO: Add abstract and secure file home support for windows/BSD/macOS
-val fileHome = if (System.getProperty("os.name") != "Linux") "files" else "/usr/share/kloud/files"
+const val debug = true
+val fileHome = if (System.getProperty("os.name") != "Linux" || debug) "files" else "/usr/share/kloud/files"
 val databaseController = DatabaseController()
 val userHandler = UserHandler()
 val fileController = FileController()
-const val debug = false
 private val log = Logger.getLogger("App.kt")
 
 fun main(args: Array<String>) {
@@ -82,7 +82,7 @@ fun main(args: Array<String>) {
         get("/", { ctx ->
             ctx.render(
                 "index.rocker.html",
-                model("username", databaseController.getUsername(userHandler.getVerifiedUserId(ctx)))
+                model("username", databaseController.getUsername(userHandler.getVerifiedUserId(ctx)), "ctx", ctx)
             )
         }, roles(Roles.GUEST, Roles.USER))
 
@@ -101,6 +101,11 @@ fun main(args: Array<String>) {
          */
         get("/user/logout", userHandler::logout, roles(Roles.USER))
 
+        /**
+         * Toggles the users theme
+         */
+        post("/user/theme", userHandler::toggleTheme, roles(Roles.USER))
+
         /**
          * Renders the registration page
          */
diff --git a/src/main/kotlin/DatabaseController.kt b/src/main/kotlin/DatabaseController.kt
index 24a8278..bdbdc18 100644
--- a/src/main/kotlin/DatabaseController.kt
+++ b/src/main/kotlin/DatabaseController.kt
@@ -35,6 +35,7 @@ class DatabaseController {
         val username = varchar("username", 24).uniqueIndex()
         val password = varchar("password", 64)
         val verification = varchar("verification", 64).uniqueIndex()
+        val darkTheme = bool("darkTheme").default(false)
     }
 
     /**
@@ -161,13 +162,14 @@ class DatabaseController {
                 }
             }
 
-            if (error) ctx.render("admin.rocker.html", model("message", "User already exists!"))
+            if (error) ctx.render("admin.rocker.html", model("message", "User already exists!", "ctx", ctx))
             else ctx.render(
                 "admin.rocker.html", model(
-                    "message", "http://${ctx.host()}/user/register?username=$usernameString&token=$tokenString"
+                    "message", "http://${ctx.host()}/user/register?username=$usernameString&token=$tokenString",
+                    "ctx", ctx
                 )
             )
-        } else ctx.render("admin.rocker.html", model("message", "Please only use alphabetical characters!"))
+        } else ctx.render("admin.rocker.html", model("message", "Please only use alphabetical characters!", "ctx", ctx))
     }
 
     /**
@@ -220,6 +222,34 @@ class DatabaseController {
         }
     }
 
+    /**
+     * Returns true when user uses dark theme
+     */
+    fun isDarkTheme(userId: Int): Boolean {
+        return transaction {
+            try {
+                UserData.select { UserData.id eq userId }.map { it[UserData.darkTheme] }[0]
+            } catch (_: Exception) {
+                false
+            }
+        }
+    }
+
+    /**
+     * Toggles the dark theme
+     */
+    fun toggleDarkTheme(userId: Int) {
+        return transaction {
+            try {
+                UserData.update({ (UserData.id eq userId) }) {
+                    it[darkTheme] = !isDarkTheme(userId)
+                }
+            } catch (_: Exception) {
+                //
+            }
+        }
+    }
+
     /**
      * Returns the corresponding verification id using [usernameString]
      */
diff --git a/src/main/kotlin/FileController.kt b/src/main/kotlin/FileController.kt
index 32c9369..d62b4b4 100644
--- a/src/main/kotlin/FileController.kt
+++ b/src/main/kotlin/FileController.kt
@@ -36,7 +36,8 @@ class FileController {
                         "files.rocker.html", model(
                             "files", files,
                             "path", (if (firstParam.firstOrNull() == '/') firstParam.drop(1) else firstParam),
-                            "isShared", false
+                            "isShared", false,
+                            "ctx", ctx
                         )
                     )
                 }
@@ -178,7 +179,8 @@ class FileController {
                     "files.rocker.html", model(
                         "files", files,
                         "path", (if (fileLocation.firstOrNull() == '/') fileLocation.drop(1) else fileLocation),
-                        "isShared", true
+                        "isShared", true,
+                        "ctx", ctx
                     )
                 )
             }
@@ -216,7 +218,8 @@ class FileController {
                     Charsets.UTF_8
                 ).joinToString(separator = "\n"),
                 "filename", File(filePath).name,
-                "extension", File(filePath).extension
+                "extension", File(filePath).extension,
+                "ctx", ctx
             )
         )
     }
diff --git a/src/main/kotlin/UserHandler.kt b/src/main/kotlin/UserHandler.kt
index 33f3f14..e9d0ada 100644
--- a/src/main/kotlin/UserHandler.kt
+++ b/src/main/kotlin/UserHandler.kt
@@ -14,7 +14,7 @@ class UserHandler {
      */
     fun renderLogin(ctx: Context) {
         if (userHandler.getVerifiedUserId(ctx) > 0 || !databaseController.isSetup()) ctx.redirect("/")
-        else ctx.render("login.rocker.html", model("message", "", "counter", 0))
+        else ctx.render("login.rocker.html", model("message", "", "counter", 0, "ctx", ctx))
     }
 
     /**
@@ -54,7 +54,8 @@ class UserHandler {
                     model(
                         "message",
                         "Login failed!",
-                        "counter", if (nextThreshold / 60 > 60) 3600 else nextThreshold.toInt()
+                        "counter", if (nextThreshold / 60 > 60) 3600 else nextThreshold.toInt(),
+                        "ctx", ctx
                     )
                 )
             }
@@ -65,7 +66,8 @@ class UserHandler {
                 model(
                     "message",
                     "Too many request.",
-                    "counter", if (nextThreshold / 60 > 60) 3600 else nextThreshold.toInt()
+                    "counter", if (nextThreshold / 60 > 60) 3600 else nextThreshold.toInt(),
+                    "ctx", ctx
                 )
             )
         }
@@ -80,11 +82,20 @@ class UserHandler {
         ctx.redirect("/")
     }
 
+    /**
+     * Toggles the users dark theme
+     */
+    fun toggleTheme(ctx: Context) {
+        databaseController.toggleDarkTheme(userHandler.getVerifiedUserId(ctx))
+        val dark = databaseController.isDarkTheme(userHandler.getVerifiedUserId(ctx))
+        ctx.json(mapOf("dark" to dark))
+    }
+
     /**
      * Renders the admin interface
      */
     fun renderAdmin(ctx: Context) {
-        ctx.render("admin.rocker.html", model("message", ""))
+        ctx.render("admin.rocker.html", model("message", "", "ctx", ctx))
     }
 
     /**
@@ -92,7 +103,7 @@ class UserHandler {
      */
     fun renderSetup(ctx: Context) {
         if (databaseController.isSetup()) ctx.redirect("/user/login")
-        else ctx.render("setup.rocker.html", model("message", ""))
+        else ctx.render("setup.rocker.html", model("message", "", "ctx", ctx))
     }
 
     /**
@@ -105,21 +116,30 @@ class UserHandler {
             val verifyPassword = ctx.formParam("verifyPassword").toString()
 
             // TODO: Clean up ugly if statements in validation
-            if (!username.matches("[a-zA-Z0-9]+".toRegex()) || username.length <= 3) {
+            if (username.matches("[a-zA-Z0-9]+".toRegex()) && username.length > 3) {
                 if (password == verifyPassword) {
                     if (password.length >= 8)
                         if (databaseController.createUser(username, password, "ADMIN")) {
                             databaseController.toggleSetup()
                             ctx.redirect("/user/login")
-                        } else ctx.status(400).render("setup.rocker.html", model("message", "User already exists!"))
-                    else ctx.status(400).render("setup.rocker.html", model("message", "Password is too short!"))
-                } else ctx.status(400).render("setup.rocker.html", model("message", "Passwords do not match!"))
+                        } else ctx.status(400).render(
+                            "setup.rocker.html",
+                            model("message", "User already exists!", "ctx", ctx)
+                        )
+                    else ctx.status(400).render(
+                        "setup.rocker.html",
+                        model("message", "Password is too short!", "ctx", ctx)
+                    )
+                } else ctx.status(400).render(
+                    "setup.rocker.html",
+                    model("message", "Passwords do not match!", "ctx", ctx)
+                )
             } else ctx.status(400).render(
                 "setup.rocker.html",
-                model("message", "Username must only use alphabetical characters!")
+                model("message", "Username must only use alphabetical characters!", "ctx", ctx)
             )
         } catch (err: Exception) {
-            ctx.status(400).render("setup.rocker.html", model("message", "An error occurred!"))
+            ctx.status(400).render("setup.rocker.html", model("message", "An error occurred!", "ctx", ctx))
             error(err)
         }
     }
@@ -135,7 +155,10 @@ class UserHandler {
         else if (token.isNullOrEmpty()) throw ForbiddenResponse("Please provide a valid token!")
         else {
             if (databaseController.isUserRegistrationValid(username, token))
-                ctx.render("register.rocker.html", model("username", username, "token", token, "message", ""))
+                ctx.render(
+                    "register.rocker.html",
+                    model("username", username, "token", token, "message", "", "ctx", ctx)
+                )
             else ctx.redirect("/user/login")
         }
     }
@@ -158,19 +181,20 @@ class UserHandler {
                         ctx.redirect("/user/login")
                     } else ctx.render(
                         "register.rocker.html",
-                        model("username", username, "token", token, "message", "Not authorized!")
+                        model("username", username, "token", token, "message", "Not authorized!", "ctx", ctx)
                     )
                 else ctx.render(
                     "register.rocker.html",
                     model(
                         "username", username,
                         "token", token,
-                        "message", "Please make sure that your password is at least 8 digits long!"
+                        "message", "Please make sure that your password is at least 8 digits long!",
+                        "ctx", ctx
                     )
                 )
             } else ctx.render(
                 "register.rocker.html",
-                model("username", username, "token", token, "message", "The passwords don't match!")
+                model("username", username, "token", token, "message", "The passwords don't match!", "ctx", ctx)
             )
         } catch (err: Exception) {
             throw BadRequestResponse()
diff --git a/src/main/resources/css/darkLayout.css b/src/main/resources/css/darkLayout.css
new file mode 100644
index 0000000..71172a5
--- /dev/null
+++ b/src/main/resources/css/darkLayout.css
@@ -0,0 +1,32 @@
+/**
+    Main
+ */
+body {
+    background-color: #181a1b;
+}
+
+.main {
+    color: #d0cdc6
+}
+
+button {
+    text-decoration-color: initial;
+    background-color: #3d4043;
+    border-top-color: #595959;
+    border-right-color: #595959;
+    border-bottom-color: #595959;
+    border-left-color: #595959;
+    color: #ffffff;
+}
+
+input {
+    border-color: #575757;
+    color: #e8e6e3;
+}
+
+/**
+    Other stuff
+ */
+tr:hover {
+    background-color: #121516 !important;
+}
diff --git a/src/main/resources/css/index.css b/src/main/resources/css/index.css
new file mode 100644
index 0000000..5cf3c78
--- /dev/null
+++ b/src/main/resources/css/index.css
@@ -0,0 +1,6 @@
+.toggle {
+    position: absolute;
+    margin: 20px;
+    right: 0;
+    top: 0;
+}
diff --git a/src/main/resources/js/index.js b/src/main/resources/js/index.js
new file mode 100644
index 0000000..4939622
--- /dev/null
+++ b/src/main/resources/js/index.js
@@ -0,0 +1,6 @@
+document.querySelector("#toggle").addEventListener("click", () => {
+    const request = new XMLHttpRequest();
+    request.open("POST", "/user/theme");
+    request.onload = () => location.reload();
+    request.send();
+});
diff --git a/src/main/resources/views/admin.rocker.html b/src/main/resources/views/admin.rocker.html
index 26859eb..7bd25a9 100644
--- a/src/main/resources/views/admin.rocker.html
+++ b/src/main/resources/views/admin.rocker.html
@@ -1,6 +1,7 @@
-@args (String message)
+@import io.javalin.*
+@args (String message, Context ctx)
 
-@layout.template("Index", RockerContent.NONE, RockerContent.NONE) -> {
+@layout.template("Index", ctx, RockerContent.NONE, RockerContent.NONE) -> {
 <div class="flex">
     <div>
         <h1>Add new user</h1>
diff --git a/src/main/resources/views/files.rocker.html b/src/main/resources/views/files.rocker.html
index 43a3488..8e75ac2 100644
--- a/src/main/resources/views/files.rocker.html
+++ b/src/main/resources/views/files.rocker.html
@@ -1,5 +1,6 @@
 @import java.util.ArrayList
-@args (ArrayList files, String path, Boolean isShared)
+@import io.javalin.*
+@args (ArrayList files, String path, Boolean isShared, Context ctx)
 
 @css => {
 <link href="/css/files.css" rel="stylesheet">
@@ -14,7 +15,7 @@
 <script src="/js/files.js"></script>
 }
 
-@layout.template(files.size() + " Files", css, js) -> {
+@layout.template(files.size() + " Files", ctx, css, js) -> {
 <div class="drop" id="drop">
     <h2 class="navigation">
         <i class="icon ion-md-home"></i>
diff --git a/src/main/resources/views/fileview.rocker.html b/src/main/resources/views/fileview.rocker.html
index c1fdff8..b3f8341 100644
--- a/src/main/resources/views/fileview.rocker.html
+++ b/src/main/resources/views/fileview.rocker.html
@@ -1,4 +1,5 @@
-@args (String content, String filename, String extension)
+@import io.javalin.*
+@args (String content, String filename, String extension, Context ctx)
 
 @css => {
 <link href="/css/fileview.css" rel="stylesheet">
@@ -12,7 +13,7 @@
 <script src="/js/fileview.js"></script>
 }
 
-@layout.template("File " + filename, css, js) -> {
+@layout.template("File " + filename, ctx, css, js) -> {
 <button class="switch" id="raw">Show raw</button>
 <span class="settings" id="settings">
     <label for="code">Linecount</label><input id="code" type="checkbox">
diff --git a/src/main/resources/views/index.rocker.html b/src/main/resources/views/index.rocker.html
index cc18d3b..2e1b9dd 100644
--- a/src/main/resources/views/index.rocker.html
+++ b/src/main/resources/views/index.rocker.html
@@ -1,9 +1,22 @@
 @import space.anity.DatabaseController
 @import space.anity.UserHandler
-@args (String username)
+@import io.javalin.*
+@args (String username, Context ctx)
 
-@layout.template("Index", RockerContent.NONE, RockerContent.NONE) -> {
+@css => {
+<link href="/css/index.css" rel="stylesheet">
+}
+
+@js => {
+<script src="/js/index.js"></script>
+}
+
+@layout.template("Index", ctx, css, js) -> {
 <div class="flex">
+    @if (username.length() > 0) {
+    <button class="toggle" id="toggle">Dark theme</button>
+    }
+
     <h1>Welcome to Kloud<span class="username">@(username == "" ? "" : " " + username)</span>!</h1>
 
     <div>
diff --git a/src/main/resources/views/layout.rocker.html b/src/main/resources/views/layout.rocker.html
index 3e3fb5e..9963aad 100644
--- a/src/main/resources/views/layout.rocker.html
+++ b/src/main/resources/views/layout.rocker.html
@@ -1,4 +1,7 @@
-@args (String title, RockerContent css, RockerContent js, RockerBody content)
+@import space.anity.DatabaseController
+@import space.anity.UserHandler
+@import io.javalin.*
+@args (String title, Context ctx, RockerContent css, RockerContent js, RockerBody content)
 
 <!doctype html>
 <html lang="en">
@@ -10,6 +13,11 @@
     <link href="/css/icons.css" rel="stylesheet">
     <link href="/css/layout.css" rel="stylesheet">
     @css
+
+    @if((new DatabaseController()).isDarkTheme((new UserHandler()).getVerifiedUserId(ctx))) {
+    <link href="/css/darkLayout.css" rel="stylesheet">
+    }
+
     <title>@title</title>
 </head>
 <body>
diff --git a/src/main/resources/views/login.rocker.html b/src/main/resources/views/login.rocker.html
index a8b06be..1e2adc4 100644
--- a/src/main/resources/views/login.rocker.html
+++ b/src/main/resources/views/login.rocker.html
@@ -1,11 +1,12 @@
-@args (String message, Integer counter)
+@import io.javalin.*
+@args (String message, Integer counter, Context ctx)
 
 @js => {
 <script>const counter = @counter;</script>
 <script src="/js/login.js"></script>
 }
 
-@layout.template("Login", RockerContent.NONE, js) -> {
+@layout.template("Login", ctx, RockerContent.NONE, js) -> {
 <div class="flex">
     <h1>Login</h1>
 
diff --git a/src/main/resources/views/register.rocker.html b/src/main/resources/views/register.rocker.html
index b86c2e0..8516561 100644
--- a/src/main/resources/views/register.rocker.html
+++ b/src/main/resources/views/register.rocker.html
@@ -1,6 +1,7 @@
-@args (String username, String token, String message)
+@import io.javalin.*
+@args (String username, String token, String message, Context ctx)
 
-@layout.template("Register", RockerContent.NONE, RockerContent.NONE) -> {
+@layout.template("Register", ctx, RockerContent.NONE, RockerContent.NONE) -> {
 <div class="flex">
     <h1>Register</h1>
 
diff --git a/src/main/resources/views/setup.rocker.html b/src/main/resources/views/setup.rocker.html
index 595f84a..3601817 100644
--- a/src/main/resources/views/setup.rocker.html
+++ b/src/main/resources/views/setup.rocker.html
@@ -1,6 +1,7 @@
-@args (String message)
+@import io.javalin.*
+@args (String message, Context ctx)
 
-@layout.template("Setup", RockerContent.NONE, RockerContent.NONE) -> {
+@layout.template("Setup", ctx, RockerContent.NONE, RockerContent.NONE) -> {
 <div class="flex">
     <h1>Setup</h1>
 
-- 
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