feat: allow text upload (#3738)

lnbits/core/services/assets.py

@@ -3,6 +3,7 @@ import io
 from uuid import uuid4
 
 from fastapi import UploadFile
+from loguru import logger
 from PIL import Image
 
 from lnbits.core.crud.assets import create_asset, get_user_assets_count
@@ -29,17 +30,7 @@ async def create_user_asset(user_id: str, file: UploadFile, is_public: bool) ->
             f"File limit of {settings.lnbits_max_asset_size_mb}MB exceeded."
         )
 
-    image = Image.open(io.BytesIO(contents))
-
-    thumbnail_width = min(256, settings.lnbits_asset_thumbnail_width)
-    thumbnail_height = min(256, settings.lnbits_asset_thumbnail_height)
-    image.thumbnail((thumbnail_width, thumbnail_height))
-
-    # Save thumbnail to an in-memory buffer
-    thumb_buffer = io.BytesIO()
-    thumbnail_format = settings.lnbits_asset_thumbnail_format or "PNG"
-    image.save(thumb_buffer, format=thumbnail_format)
-    thumb_buffer.seek(0)
+    thumb_buffer = thumbnail_from_bytes(contents)
 
     asset = Asset(
         id=uuid4().hex,
@@ -48,9 +39,32 @@ async def create_user_asset(user_id: str, file: UploadFile, is_public: bool) ->
         is_public=is_public,
         name=file.filename or "unnamed",
         size_bytes=len(contents),
-        thumbnail_base64=base64.b64encode(thumb_buffer.getvalue()).decode("utf-8"),
+        thumbnail_base64=(
+            base64.b64encode(thumb_buffer.getvalue()).decode("utf-8")
+            if thumb_buffer
+            else None
+        ),
         data=contents,
     )
 
     await create_asset(asset)
     return asset
+
+
+def thumbnail_from_bytes(contents: bytes) -> io.BytesIO | None:
+    try:
+        image = Image.open(io.BytesIO(contents))
+
+        thumbnail_width = min(256, settings.lnbits_asset_thumbnail_width)
+        thumbnail_height = min(256, settings.lnbits_asset_thumbnail_height)
+        image.thumbnail((thumbnail_width, thumbnail_height))
+
+        # Save thumbnail to an in-memory buffer
+        thumb_buffer = io.BytesIO()
+        thumbnail_format = settings.lnbits_asset_thumbnail_format or "PNG"
+        image.save(thumb_buffer, format=thumbnail_format)
+        thumb_buffer.seek(0)
+        return thumb_buffer
+    except Exception as exc:
+        logger.warning(f"Failed to create thumbnail: {exc}")
+        return None

lnbits/core/views/asset_api.py

@@ -57,11 +57,11 @@ async def api_get_asset(
 
 
 @asset_router.get(
-    "/{asset_id}/binary",
-    name="Get user asset binary",
-    summary="Get user asset binary data by ID",
+    "/{asset_id}/data",
+    name="Get user asset data",
+    summary="Get user asset data data by ID",
 )
-async def api_get_asset_binary(
+async def api_get_asset_data(
     asset_id: str,
     user_id: str | None = Depends(optional_user_id),
 ) -> Response:

lnbits/settings.py

@@ -306,6 +306,10 @@ class AssetSettings(LNbitsSettings):
             "heic",
             "heif",
             "heics",
+            "text/plain",
+            "text/json" "text/xml",
+            "application/json",
+            "application/pdf",
         ]
     )
     lnbits_asset_thumbnail_width: int = Field(default=128, ge=0)

lnbits/static/js/components/admin/lnbits-admin-assets-config.js

@@ -16,6 +16,7 @@ window.app.component('lnbits-admin-assets-config', {
           this.newAllowedAssetMimeType
         )
         this.newAllowedAssetMimeType = ''
+        this.formData.touch = null
       }
     },
     removeAllowedAssetMimeType(type) {
@@ -23,18 +24,21 @@ window.app.component('lnbits-admin-assets-config', {
       if (index !== -1) {
         this.formData.lnbits_assets_allowed_mime_types.splice(index, 1)
       }
+      this.formData.touch = null
     },
     addNewNoLimitUser() {
       if (this.newNoLimitUser) {
         this.removeNoLimitUser(this.newNoLimitUser)
         this.formData.lnbits_assets_no_limit_users.push(this.newNoLimitUser)
         this.newNoLimitUser = ''
+        this.formData.touch = null
       }
     },
     removeNoLimitUser(user) {
       if (user) {
         this.formData.lnbits_assets_no_limit_users =
           this.formData.lnbits_assets_no_limit_users.filter(u => u !== user)
+        this.formData.touch = null
       }
     }
   }

lnbits/static/js/pages/account.js

@@ -609,7 +609,7 @@ window.PageAccount = {
       }
     },
     copyAssetLinkToClipboard(asset) {
-      const assetUrl = `${window.location.origin}/api/v1/assets/${asset.id}/binary`
+      const assetUrl = `${window.location.origin}/api/v1/assets/${asset.id}/data`
       this.utils.copyText(assetUrl)
     },
     addUserLabel() {

lnbits/templates/pages/account.vue

@@ -941,7 +941,7 @@
                                 v-if="props.row.thumbnail_base64"
                                 target="_blank"
                                 style="color: inherit"
-                                :href="`/api/v1/assets/${props.row.id}/binary`"
+                                :href="`/api/v1/assets/${props.row.id}/data`"
                               >
                                 <q-img
                                   :src="