Added font viewer

Author: Mindstormman06

icons/totk-icon-theme.json

@@ -33,6 +33,9 @@
     },
     "_totk_tkvsc": {
       "iconPath": "./tkvsc.svg"
+    },
+    "_totk_font": {
+      "iconPath": "./font.svg"
     }
   },
   "folderNames": {
@@ -150,7 +153,9 @@
     "bshop.zs": "_totk_aamp",
     "txtg": "_totk_texture",
     "txtg.zs": "_totk_texture",
-    "tkvsc": "_totk_tkvsc"
+    "tkvsc": "_totk_tkvsc",
+    "bfttf": "_totk_font",
+    "bfotf": "_totk_font"
   },
   "fileNames": {
     ".tkproj": "_totk_tkproj",
@@ -161,6 +166,7 @@
     "bgyml": "_totk_bgyml",
     "msbt": "_totk_msbt",
     "totk-xlnk": "_totk_xlnk",
-    "totk-tkvsc": "_totk_tkvsc"
+    "totk-tkvsc": "_totk_tkvsc",
+    "totk-font": "_totk_font"
   }
 }

package-lock.json

@@ -50,6 +50,19 @@
           }
         ],
         "priority": "default"
+      },
+      {
+        "viewType": "totk-editor.fontViewer",
+        "displayName": "TOTK Font Viewer",
+        "selector": [
+          {
+            "filenamePattern": "*.bfttf"
+          },
+          {
+            "filenamePattern": "*.bfotf"
+          }
+        ],
+        "priority": "default"
       }
     ],
     "iconThemes": [
@@ -172,6 +185,20 @@
           "dark": "./icons/xlnk.svg"
         }
       },
+      {
+        "id": "totk-font",
+        "extensions": [
+          ".bfttf",
+          ".bfotf"
+        ],
+        "aliases": [
+          "TOTK Font"
+        ],
+        "icon": {
+          "light": "./icons/font.svg",
+          "dark": "./icons/font.svg"
+        }
+      },
       {
         "id": "pchtxt",
         "extensions": [
@@ -228,13 +255,13 @@
       },
       {
         "command": "totk-editor.canonicalSyncOn",
-        "title": "Enable Canonical Sync",
-        "icon": "./icons/outline-view-active.svg"
+        "title": "Canonical Sync: Enabled",
+        "icon": "./icons/canon_active.svg"
       },
       {
         "command": "totk-editor.canonicalSyncOff",
-        "title": "Enable Canonical Sync",
-        "icon": "./icons/outline-view-inactive.svg"
+        "title": "Canonical Sync: Disabled",
+        "icon": "./icons/canon_inactive.svg"
       },
       {
         "command": "totk-editor.removeArchiveRoot",
@@ -610,7 +637,12 @@
       "properties": {
         "totk-editor.logLevel": {
           "type": "string",
-          "enum": ["Debug", "Info", "Warning", "Error"],
+          "enum": [
+            "Debug",
+            "Info",
+            "Warning",
+            "Error"
+          ],
           "default": "Info",
           "markdownDescription": "Determine the verbosity of logs written to the Output Channel."
         },
@@ -636,7 +668,10 @@
         },
         "totk-editor.tagProductFormat": {
           "type": "string",
-          "enum": ["json", "yaml"],
+          "enum": [
+            "json",
+            "yaml"
+          ],
           "default": "yaml",
           "markdownDescription": "Format to use for displaying Tag.Product.rstbl.byml files (JSON or YAML)."
         },
@@ -663,8 +698,7 @@
           "items": {
             "type": "string"
           },
-          "default": [
-          ],
+          "default": [],
           "markdownDescription": "Canonical path folder prefixes excluded from synchronized save propagation. Matching is case-insensitive and checks full canonical path prefixes. This is NOT the RomFS path!"
         },
         "totk-editor.canonicalSyncArchiveTypeBlacklist": {
@@ -816,6 +850,7 @@
   "devDependencies": {
     "@types/mocha": "^10.0.10",
     "@types/node": "^25.9.1",
+    "@types/opentype.js": "^1.3.10",
     "@types/vscode": "^1.120.0",
     "@vscode/test-cli": "^0.0.12",
     "@vscode/test-electron": "^2.5.2",
@@ -827,6 +862,7 @@
     "typescript-eslint": "^8.60.0"
   },
   "dependencies": {
+    "opentype.js": "^2.0.0",
     "sql.js": "^1.14.1"
   }
 }

package.json

@@ -12,6 +12,49 @@
 _ZSTD_MAGIC = b"\x28\xb5\x2f\xfd"
 
 
+def decrypt_bfttf(data: bytes) -> bytes:
+    if len(data) <= 8:
+        return data
+    magic = data[:4]
+    if magic == b"\xd9\x9b\x87\x1a":
+        base_key = 2785117442
+    elif magic == b"\x36\xf8\x1a\x1e":
+        base_key = 1231165446
+    elif magic == b"\xf3\x68\xde\xc1":
+        base_key = 2364726489
+    else:
+        return data
+
+    first_chunk = int.from_bytes(data[8:12], byteorder="big")
+    possible_magics = [
+        0x4F54544F,
+        0x00010000,
+        0x774F4646,
+        0x774F4632,
+        0x74727565,
+        0x74746366,
+    ]
+
+    file_size_val = len(data) - 8
+    derived_key = base_key ^ file_size_val
+    if (first_chunk ^ derived_key) in possible_magics:
+        key_val = derived_key
+    elif (first_chunk ^ base_key) in possible_magics:
+        key_val = base_key
+    else:
+        key_val = base_key
+        for pm in possible_magics:
+            if (first_chunk ^ pm) ^ base_key < 0x0FFFFFFF:
+                key_val = first_chunk ^ pm
+                break
+
+    out = bytearray(len(data) - 8)
+    key_bytes = key_val.to_bytes(4, byteorder="big")
+    for i in range(8, len(data)):
+        out[i - 8] = data[i] ^ key_bytes[i % 4]
+    return bytes(out)
+
+
 def _is_archive_name(name: str) -> bool:
     return bool(_ARCHIVE_SEGMENT.search(name.replace("\\", "/")))
 
@@ -303,7 +346,10 @@ def read_archive_file_bytes(disk_archive_path: str, file_path: str, romfs_path:
         return read_texture_data(bntx_data, remainder)
 
     sarc, lookup, _, _ = resolve_sarc_view(disk_archive_path, file_path, romfs_path)
-    return _get_file_bytes(sarc, lookup)
+    file_bytes = _get_file_bytes(sarc, lookup)
+    if file_path.lower().endswith((".bfotf", ".bfttf")):
+        file_bytes = decrypt_bfttf(file_bytes)
+    return file_bytes
 
 
 def _reject_bntx_mutation(disk_archive_path: str, operation: str, target_path: str = "") -> None:

python/archive_resolve.py

@@ -53,6 +53,7 @@ import {
 import { getCoreExtensions, initCoreFsExtensions } from './coreFsExtensions';
 import { TkprojEditorProvider } from './tkprojEditor';
 import { TkvscEditorProvider } from './tkvscEditor';
+import { FontViewerProvider } from './fontViewer';
 import { setExtensionPath } from './romfsIndex';
 import {
     hasBaseCanonicalPath,
@@ -748,9 +749,37 @@ export async function activate(context: vscode.ExtensionContext) {
     registerDocumentLanguageModes(context);
     context.subscriptions.push(TkprojEditorProvider.register(context));
     context.subscriptions.push(TkvscEditorProvider.register(context));
-
+    
     const bridgePath = path.join(context.extensionPath, 'python', 'totk_bridge.py');
     const getPython = () => getCachedPythonExecutable() ?? '';
+
+    const getRawFontBytes = async (uri: vscode.Uri): Promise<Uint8Array> => {
+        if (uri.scheme === 'file') {
+            return await fs.promises.readFile(uri.fsPath);
+        }
+        
+        const fsPath = uri.fsPath;
+        const diskArchive = getDiskArchivePath(fsPath);
+        const locator = getLocatorInsideDiskArchive(fsPath, diskArchive);
+        
+        if (!locator || diskArchive === fsPath) {
+            return await fs.promises.readFile(fsPath);
+        }
+
+        const result = await runBridgeJsonAsync<{ path: string }>(
+            getPython(),
+            bridgePath,
+            ['export-temp', diskArchive, locator],
+            undefined,
+            getBridgeEnv()
+        );
+        const raw = await fs.promises.readFile(result.path);
+        try {
+            fs.unlinkSync(result.path);
+        } catch {}
+        return raw;
+    };
+    context.subscriptions.push(FontViewerProvider.register(context, getRawFontBytes));
     const romfsIndexPath = path.join(context.globalStorageUri.fsPath, 'romfs-index.sqlite');
     const canonicalIndexPath = path.join(context.globalStorageUri.fsPath, 'canonical-paths.sqlite');
     const projectCanonicalOverlayPath = path.join(