nixos/nextcloud: Get nextcloud working

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

@@ -6,27 +6,27 @@ let
   cfg = config.services.nextcloud;
   fpm = config.services.phpfpm.pools.nextcloud;
 
-  phpPackage = pkgs.php73;
+  phpPackage = pkgs.php73.buildEnv {
-  phpPackages = pkgs.php73Packages;
+    exts = pp: with pp.exts; [
+      bcmath calendar curl exif ftp filter gd gettext gmp intl json ldap
+      mysqlnd opcache openssl pcntl pdo pdo_mysql pdo_odbc pdo_pgsql
+      pdo_sqlite pgsql readline session soap sodium sqlite3 zip zlib mbstring
+      posix hash ctype dom simplexml xmlreader xmlwriter pp.apcu
+      pp.redis pp.memcached pp.imagick
+    ];
+    extraConfig = phpOptionsStr;
+  };
 
   toKeyValue = generators.toKeyValue {
     mkKeyValue = generators.mkKeyValueDefault {} " = ";
   };
 
-  phpOptionsExtensions = ''
-    ${optionalString cfg.caching.apcu "extension=${phpPackages.apcu}/lib/php/extensions/apcu.so"}
-    ${optionalString cfg.caching.redis "extension=${phpPackages.redis}/lib/php/extensions/redis.so"}
-    ${optionalString cfg.caching.memcached "extension=${phpPackages.memcached}/lib/php/extensions/memcached.so"}
-    extension=${phpPackages.imagick}/lib/php/extensions/imagick.so
-    zend_extension = opcache.so
-    opcache.enable = 1
-  '';
   phpOptions = {
     upload_max_filesize = cfg.maxUploadSize;
     post_max_size = cfg.maxUploadSize;
     memory_limit = cfg.maxUploadSize;
   } // cfg.phpOptions;
-  phpOptionsStr = phpOptionsExtensions + (toKeyValue phpOptions);
+  phpOptionsStr = toKeyValue phpOptions;
 
   occ = pkgs.writeScriptBin "nextcloud-occ" ''
     #! ${pkgs.stdenv.shell}
@@ -38,7 +38,6 @@ let
     export NEXTCLOUD_CONFIG_DIR="${cfg.home}/config"
     $sudo \
       ${phpPackage}/bin/php \
-      -c ${pkgs.writeText "php.ini" phpOptionsStr}\
       occ $*
   '';