0.5.1: return a proper error message if the file doesn't exist. Return proper HTTP error codes.

public/styles.css

@@ -17,9 +17,9 @@ p, h1, h2, h3, h4, h5 {
     max-width: 700px;
     margin: auto;
 /*     background: white; */
-    padding: 20px;
+    /*! padding: 20px; */
     border-radius: 0px;
-    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
+    /*! box-shadow: 0 0 10px rgba(0, 0, 0, 0.1); */
 }
 
 #drop-area {
@@ -86,9 +86,9 @@ nav a, nav > ul
     display: flex;
     align-items: center;
     justify-content: space-between;
-    border: 2px solid #f40101; /* Optional styling for the status box */
-    padding: 10px; /* Optional padding */
-    border-radius: 6px; /* Optional rounded corners */
+    border: 2px solid #eee; /* Optional styling for the status box */
+    padding: 5px; /* Optional padding */
+    /*! border-radius: 6px; */ /* Optional rounded corners */
     /*! background-color: #f9f9f9; */ /* Optional background color */
 }
 

src/config.cr

@@ -13,8 +13,8 @@ class Config
   property unix_socket : String?
   property delete_files_after : Int32 = 7
   # How often should the check of old files be performed? (in seconds)
-  property delete_files_after_check_seconds : Int32 = 60
-  property delete_key_lenght : Int8 = 8
+  property delete_files_after_check_seconds : Int32 = 1800
+  property delete_key_lenght : Int8 = 4
   # Blocked extensions that are not allowed to be uploaded to the server
   property blocked_extensions : Array(String) = [] of String
   property siteInfo : String = "xd"

src/file-uploader.cr

@@ -23,6 +23,7 @@ Utils.create_db
 Utils.create_files_dir
 
 get "/" do |env|
+  files_hosted = SQL.query_one "SELECT COUNT (filename) FROM files", as: Int32
   host = env.request.headers["Host"]
   render "src/views/index.ecr"
 end

src/handling.cr

@@ -1,6 +1,13 @@
 module Handling
   extend self
 
+  private macro error401(message)
+    env.response.content_type = "application/json"
+    env.response.status_code = 401
+    error_message = {"error" => {{message}}}.to_json
+    return error_message
+  end
+
   private macro error403(message)
     env.response.content_type = "application/json"
     env.response.status_code = 403
@@ -8,6 +15,27 @@ module Handling
     return error_message
   end
 
+  private macro error404(message)
+    env.response.content_type = "application/json"
+    env.response.status_code = 404
+    error_message = {"error" => {{message}}}.to_json
+    return error_message
+  end
+
+  private macro error413(message)
+    env.response.content_type = "application/json"
+    env.response.status_code = 413
+    error_message = {"error" => {{message}}}.to_json
+    return error_message
+  end
+
+  private macro error500(message)
+    env.response.content_type = "application/json"
+    env.response.status_code = 500
+    error_message = {"error" => {{message}}}.to_json
+    return error_message
+  end
+
   private macro msg(message)
   env.response.content_type = "application/json"
   msg = {"message" => {{message}}}.to_json
@@ -18,7 +46,7 @@ end
     env.response.content_type = "application/json"
     # You can modify this if you want to allow files smaller than 1MiB
     if env.request.headers["Content-Length"].to_i > 1048576*CONFIG.size_limit
-      error403("File is too big. The maximum size allowed is #{CONFIG.size_limit}MiB")
+      error413("File is too big. The maximum size allowed is #{CONFIG.size_limit}MiB")
     end
     filename = ""
     extension = ""
@@ -32,13 +60,13 @@ end
       next if upload.filename.nil? || upload.filename.to_s.empty?
       extension = File.extname("#{upload.filename}")
       if CONFIG.blocked_extensions.includes?(extension.split(".")[1])
-        error403("Extension '#{extension}' is not allowed")
+        error401("Extension '#{extension}' is not allowed")
       end
       # TODO: Check if random string is already taken by some file (This will likely
       # never happen but it is better to design it that way)
       filename = Random.base58(CONFIG.filename_lenght)
       if !filename.is_a?(String)
-        return "This doesn't look like a file"
+        error403("This doesn't look like a file")
       else
         file_path = ::File.join ["#{CONFIG.files}", filename + extension]
         File.open(file_path, "w") do |file|
@@ -73,26 +101,30 @@ end
 
   def retrieve_file(env)
     puts env.params.url
+    begin
       filename = SQL.query_one "SELECT filename FROM files WHERE filename = ?", env.params.url["filename"].to_s.split(".").first, as: String
       extension = SQL.query_one "SELECT extension FROM files WHERE filename = ?", filename, as: String
       send_file env, "#{CONFIG.files}/#{filename}#{extension}"
+    rescue
+      error404("This file does not exist")
+    end
   end
 
   def stats(env)
     env.response.content_type = "application/json"
+    begin
       json_data = JSON.build do |json|
         json.object do
           json.field "stats" do
             json.object do
-            begin
               json.field "filesHosted", SQL.query_one "SELECT COUNT (filename) FROM files", as: Int32
               json.field "maxUploadSize", CONFIG.size_limit
-            rescue
-              json.field "error", "Unknown error"
             end
           end
         end
       end
+    rescue ex
+      error500("Unknown error: #{ex.message}")
     end
     json_data
   end
@@ -106,10 +138,10 @@ end
         SQL.exec "DELETE FROM files WHERE delete_key = ?", env.params.query["key"]
         msg("File '#{file_to_delete}' deleted successfully")
       rescue ex
-        error403("Unknown error: #{ex.message}")
+        error500("Unknown error: #{ex.message}")
       end
     else
-      error403("Huh? This delete key doesn't exist")
+      error401("Huh? This delete key doesn't exist")
     end
   end
 end

src/log.cr

@@ -0,0 +1,3 @@
+module LOGGER
+
+end

src/utils.cr

@@ -14,6 +14,7 @@ module Utils
 
   def create_files_dir
     if !Dir.exists?("#{CONFIG.files}")
+      puts "INFO: Creatin files folder under '#{CONFIG.files}'"
       begin
         Dir.mkdir("#{CONFIG.files}")
       rescue ex

src/views/index.ecr

@@ -30,13 +30,14 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title> <%= host %> </title>
     <link rel="stylesheet" href="styles.css">
+    <link rel="icon" href="./favicon.gif" type="image/gif" />
 </head>
 <body>
     <div class="container">
         <h1 style="font-size: 72px; text-align: center; margin: 20px;"> <%= host %> </h1>
         <p style="text-align: center; font-size: 22px;"> <%= CONFIG.siteInfo %> </p>
         <div id="drop-area">
-            <p style='padding: 0;margin: 0; color: #123718bf;'>Drop or Choose file(s)</p>
+            <p style='padding: 0;margin: 0; color: #123718bf;'>Arrastra, Pega o Selecciona archivos.</p>
             <input type="file" id="fileElem" accept="*/*" style="display: none;">
             <!-- <label for="fileElem" class="button">Select File</label> -->
         </div>
@@ -47,6 +48,7 @@
         <p> <a href='./chatterino.png'>Chatterino Config</a> </p>
         <p> <a href='./sharex.sxcu'>ShareX Config</a> </p>
         <p> <a href='https://codeberg.org/Fijxu/file-uploader-crystal'>file-uploader-crystal (BETA <%= CURRENT_VERSION %>-<%= CURRENT_COMMIT %> @ <%= CURRENT_BRANCH %>)</a> </p>
+        <p>Archivos alojados: <%= files_hosted %></p>
         </div>
     <script src="script.js"></script>
 </body>