movim: remove parallel dependency

Currently there is an issue with $PATH & parallel causing build errors.
It’s probably best to just remove the dependency where bash forking is
good enough here.

nixos/modules/services/web-apps/movim.nix

@@ -103,22 +103,20 @@ let
           lib.concatStringsSep "\n" [
             (lib.optionalString brotli.enable ''
               echo -n "Precompressing static files with Brotli …"
-              find ${appDir}/public -type f ${findTextFileNames} \
+              find ${appDir}/public -type f ${findTextFileNames} -print0 \
-                | ${lib.getExe pkgs.parallel} ${lib.escapeShellArgs [
+                | xargs -0 -n 1 -P $NIX_BUILD_CORES ${pkgs.writeShellScript "movim_precompress_broti" ''
-                    "--will-cite"
+                    file="$1"
-                    "-j $NIX_BUILD_CORES"
+                    ${lib.getExe brotli.package} --keep --quality=${builtins.toString brotli.compressionLevel} --output=$file.br $file
-                    "${lib.getExe brotli.package} --keep --quality=${builtins.toString brotli.compressionLevel} --output={}.br {}"
+                  ''}
-                   ]}
               echo " done."
             '')
             (lib.optionalString gzip.enable ''
               echo -n "Precompressing static files with Gzip …"
-              find ${appDir}/public -type f ${findTextFileNames} \
+              find ${appDir}/public -type f ${findTextFileNames} -print0 \
-                | ${lib.getExe pkgs.parallel} ${lib.escapeShellArgs [
+                | xargs -0 -n 1 -P $NIX_BUILD_CORES ${pkgs.writeShellScript "movim_precompress_broti" ''
-                    "--will-cite"
+                    file="$1"
-                    "-j $NIX_BUILD_CORES"
+                    ${lib.getExe gzip.package} -c -${builtins.toString gzip.compressionLevel} $file > $file.gz
-                    "${lib.getExe gzip.package} -c -${builtins.toString gzip.compressionLevel} {} > {}.gz"
+                  ''}
-                   ]}
               echo " done."
             '')
           ];

pkgs/by-name/mo/movim/package.nix

@@ -1,13 +1,13 @@
 { lib
 , fetchpatch
 , fetchFromGitHub
+, writeShellScript
 , dash
 , php
 , phpCfg ? null
 , withPgsql ? true # “strongly recommended” according to docs
 , withMysql ? false
 , minifyStaticFiles ? false # default files are often not minified
-, parallel
 , esbuild
 , lightningcss
 , scour
@@ -67,8 +67,7 @@ php.buildComposerProject (finalAttrs: {
   });
 
   nativeBuildInputs =
-    lib.optional (lib.any (x: x.enable) (lib.attrValues minify)) parallel
+    lib.optional minify.script.enable esbuild
-    ++ lib.optional minify.script.enable esbuild
     ++ lib.optional minify.style.enable lightningcss
     ++ lib.optional minify.svg.enable scour;
 
@@ -101,39 +100,30 @@ php.buildComposerProject (finalAttrs: {
   '';
 
   preBuild = lib.optionalString minify.script.enable ''
-    find ./public -type f -iname "*.js" \
+    find ./public -type f -iname "*.js" -print0 \
-      | parallel ${lib.escapeShellArgs [
+      | xargs -0 -n 1 -P $NIX_BUILD_CORES ${writeShellScript "movim_script_minify" ''
-          "--will-cite"
+          file="$1"
-          "-j $NIX_BUILD_CORES"
+          tmp="$(mktemp)"
-          ''
+          esbuild $file --minify --target=${lib.escapeShellArg minify.script.target} --outfile=$tmp
-            tmp="$(mktemp)"
+          [[ "$(stat -c %s $tmp)" -lt "$(stat -c %s $file)" ]] && mv $tmp $file
-            esbuild {} --minify --target=${lib.escapeShellArg minify.script.target} --outfile=$tmp
+        ''}
-            [[ "$(stat -c %s $tmp)" -lt "$(stat -c %s {})" ]] && mv $tmp {}
-          ''
-        ]}
   '' + lib.optionalString minify.style.enable ''
-    export BROWSERLIST=${lib.escapeShellArg minify.style.browserslist}
+    find ./public -type f -iname "*.css" -print0 \
-    find ./public -type f -iname "*.css" \
+      | xargs -0 -n 1 -P $NIX_BUILD_CORES ${writeShellScript "movim_style_minify" ''
-      | parallel ${lib.escapeShellArgs [
+          export BROWSERLIST="${lib.escapeShellArg minify.style.browserslist}"
-          "--will-cite"
+          file="$1"
-          "-j $NIX_BUILD_CORES"
+          tmp="$(mktemp)"
-          ''
+          lightningcss $file --minify --browserslist --output-file=$tmp
-            tmp="$(mktemp)"
+          [[ "$(stat -c %s $tmp)" -lt "$(stat -c %s $file)" ]] && mv $tmp $file
-            lightningcss {} --minify --browserslist --output-file=$tmp
+        ''}
-            [[ "$(stat -c %s $tmp)" -lt "$(stat -c %s {})" ]] && mv $tmp {}
-          ''
-        ]}
   '' + lib.optionalString minify.svg.enable ''
-    find ./public -type f -iname "*.svg" -a -not -path "*/emojis/*" \
+    find ./public -type f -iname "*.svg" -a -not -path "*/emojis/*" -print0 \
-      | parallel ${lib.escapeShellArgs [
+      | xargs -0 -n 1 -P $NIX_BUILD_CORES ${writeShellScript "movim_svg_minify" ''
-          "--will-cite"
+          file="$1"
-          "-j $NIX_BUILD_CORES"
+          tmp="$(mktemp)"
-          ''
+          scour -i $file -o $tmp --disable-style-to-xml --enable-comment-stripping --enable-viewboxing --indent=tab
-            tmp="$(mktemp)"
+          [[ "$(stat -c %s $tmp)" -lt "$(stat -c %s $file)" ]] && mv $tmp $file
-            scour -i {} -o $tmp --disable-style-to-xml --enable-comment-stripping --enable-viewboxing --indent=tab
+        ''}
-            [[ "$(stat -c %s $tmp)" -lt "$(stat -c %s {})" ]] && mv $tmp {}
-          ''
-        ]}
   '';
 
   postInstall = ''