Substitute in app root

Author: lukegb

default.nix

@@ -25,7 +25,8 @@ in
 
         substituteInPlace hackyplayer/formvideo.py \
           --replace-fail 'FFMPEG_BIN = "ffmpeg"' 'FFMPEG_BIN = "${lib.getExe' pkgs.ffmpeg "ffmpeg"}"' \
-          --replace-fail 'IMAGEMAGICK_BIN = "convert"' 'IMAGEMAGICK_BIN = "${lib.getExe' pkgs.imagemagick "convert"}"'
+          --replace-fail 'IMAGEMAGICK_BIN = "convert"' 'IMAGEMAGICK_BIN = "${lib.getExe' pkgs.imagemagick "convert"}"' \
+          --replace-fail 'APP_ROOT = Path(".")' 'APP_ROOT = Path("${placeholder "out"}/${hackyplayer.python.sitePackages}/hackyplayer")'
       '';
     });
   }

hackyplayer/formvideo.py

@@ -16,17 +16,17 @@
 FRAMERATE = 50
 LOUD_LEVEL = -23
 
-# Paths relative to app root
-TEMP_DIR = Path("temp/").resolve()
-OUT_DIR = Path("static/video/output").resolve()
-LOG_DIR = Path("logs/").resolve()
-RESOURCE_DIR = Path("resources/").resolve()
-
-FONT_PATH = Path.joinpath(RESOURCE_DIR, Path("Raleway.ttf"))
-BKGD_FILE = Path.joinpath(RESOURCE_DIR, Path("BG_V3_LC_Shaded.mp4"))
-TRANSP_FILE = Path.joinpath(RESOURCE_DIR, Path("transparent.png"))
-LOGO_FILE = Path.joinpath(RESOURCE_DIR, Path("logo.svg"))
-SPONS_FILE = Path.joinpath(RESOURCE_DIR, Path("sponsor_slide_rounded.png"))
+APP_ROOT = Path(".").resolve()
+TEMP_DIR = APP_ROOT / "temp"
+OUT_DIR = APP_ROOT / "static" / "video" / "output"
+LOG_DIR = APP_ROOT / "logs"
+RESOURCE_DIR = APP_ROOT / "resources"
+
+FONT_PATH = RESOURCE_DIR / "Raleway.ttf"
+BKGD_FILE = RESOURCE_DIR / "BG_V3_LC_Shaded.mp4"
+TRANSP_FILE = RESOURCE_DIR / "transparent.png"
+LOGO_FILE = RESOURCE_DIR / "logo.svg"
+SPONS_FILE = RESOURCE_DIR / "sponsor_slide_rounded.png"
 
 def timecode_split(timecode, framerate = FRAMERATE):
     splits = timecode.split(":")