Colin
89f81da134
having multiple scopes -- particularly near the toplevel -- was actually just a complication
58 lines
1.5 KiB
Nix
58 lines
1.5 KiB
Nix
{ lib
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, callPackage
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, python3
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, sane-data
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, static-nix-shell
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, writeShellScript
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}:
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let
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# TODO: dependency-inject this.
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template = callPackage ./template.nix;
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feed-pkgs' = lib.mapAttrs
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(name: feed-details: template {
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feedName = name;
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jsonPath = "modules/data/feeds/sources/${name}/default.json";
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inherit (feed-details) url;
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})
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sane-data.feeds;
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update-scripts = lib.mapAttrsToList
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(name: feed: builtins.concatStringsSep " " feed.passthru.updateScript)
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feed-pkgs';
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in rec { # TODO: make this a scope
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feed-pkgs = lib.recurseIntoAttrs feed-pkgs';
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update = static-nix-shell.mkPython3Bin {
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pname = "update";
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src = ./.;
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pyPkgs = [ "feedsearch-crawler" ];
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srcPath = "update.py";
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};
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init-feed = writeShellScript
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"init-feed"
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''
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# this is the `nix run '.#init-feed' <url>` script`
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sources_dir=modules/data/feeds/sources
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# prettify the URL, by default
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name=$( \
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echo "$1" \
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| sed 's|^https://||' \
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| sed 's|^http://||' \
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| sed 's|^www\.||' \
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| sed 's|/+$||' \
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)
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json_path="$sources_dir/$name/default.json"
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# the name could have slashes in it, so we want to mkdir -p that
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# but in a way where the least could go wrong.
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pushd "$sources_dir"; mkdir -p "$name"; popd
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${update}/bin/update.py "$name" "$json_path"
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cat "$json_path"
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'';
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updateScript = writeShellScript
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"feeds-update"
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(builtins.concatStringsSep "\n" update-scripts);
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initFeedScript = init-feed;
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}
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