Fix text-only private pastas crashing server

- Fixed a bug that caused encrypted uploads with no file to crash the server, as we tried to decrypt a non-existent file
- Changed wording on pasta auth page
- Removed unused import

src/endpoints/admin.rs

@@ -76,7 +76,7 @@ pub async fn post_admin(
             pastas: &pastas,
             args: &ARGS,
             status: &String::from(status),
-            version_string: &String::from("2.0.0-20230701"),
+            version_string: &String::from("2.0.1-20230704"),
             message: &String::from(message),
         }
         .render()

src/endpoints/edit.rs

@@ -1,7 +1,7 @@
 use crate::args::Args;
 use crate::endpoints::errors::ErrorTemplate;
 use crate::util::animalnumbers::to_u64;
-use crate::util::db::{update, update_all};
+use crate::util::db::update;
 use crate::util::hashids::to_u64 as hashid_to_u64;
 use crate::util::misc::{decrypt, encrypt, remove_expired};
 use crate::{AppState, Pasta, ARGS};

templates/auth_pasta.html

@@ -43,7 +43,7 @@
 
 <form id="auth-form" method="POST" action="/{{path}}/{{id}}" enctype="multipart/form-data">
   <label for="password" style="margin-bottom: 0.5rem;"> Please enter the
-    password to access the upload. <sup>
+    password to access or modify this upload. <sup>
       <a href="/guide#encryption">﹖</a></sup></label>
   <input id="password-field" placeholder="Password" name="password" type="password" autocomplete="off" />
   <button>Okay</button>

templates/pasta.html

@@ -217,15 +217,17 @@
     // Fetch encrypted file from server
     const formData = new FormData();
 
+    // {% if pasta.encrypted_key.is_some() %}
     let key = decryptWithPassword(passwordField.value.trim(), "{{ pasta.encrypted_key.as_ref().unwrap() }}");
-
+    // {%- endif %}
     formData.append('password', key);
 
     const response = await fetch('/secure_file/{{ pasta.id_as_animals() }}', {
       method: 'POST',
       body: formData,
     })
 
+    // {% if pasta.file.is_some() %}
     const encryptedFile = await response.text();
 
     // Decrypt file contents
@@ -246,8 +248,8 @@
     tempAnchorEl.click();
 
     // Remove temporary anchor element
-    // document.re(tempAnchorEl);
-
+    document.re(tempAnchorEl);
+    // {%- endif %}
   });
 
   decryptButton.addEventListener("click", () => {