pkgs/games/openra_2019/mod-update.sh

   1 #!/usr/bin/env bash
   2 # shellcheck disable=SC2034
   3
   4 # for mod in $(nix eval --raw '(
   5 #   with import <nixpkgs> { };
   6 #   with lib;
   7 #   let mods = attrNames (removeAttrs openraPackages.mods [ "recurseForDerivations" ]);
   8 #   in concatStringsSep " " mods
   9 # )'); do
  10 #   ./mod-update.sh "$mod"
  11 # done
  12
  13 # Uses: https://github.com/msteen/nix-upfetch
  14
  15 mod=$1
  16 commit_count=$2
  17 token=
  18 nixpkgs='<nixpkgs>'
  19
  20 die() {
  21   local ret=$?
  22   echo "$*" >&2
  23   exit $ret
  24 }
  25
  26 curl() {
  27   command curl --silent --show-error "$@"
  28 }
  29
  30 get_sha1() {
  31   local owner=$1 repo=$2 ref=$3
  32   # https://developer.github.com/v3/#authentication
  33   curl -H "Authorization: token $token" -H 'Accept: application/vnd.github.VERSION.sha' "https://api.github.com/repos/$owner/$repo/commits/$ref"
  34 }
  35
  36 [[ -n $mod ]] || die "The first argument of this script has to be a mod identifier."
  37
  38 [[ -n $token ]] || die "Please edit this script to include a GitHub API access token, which is required for API v4:
  39 https://help.github.com/articles/creating-a-personal-access-token-for-the-command-line/"
  40
  41 # Get current mod_owner and mod_repo.
  42 vars=$(nix-prefetch --file "$nixpkgs" "openraPackages.mods.$mod" --index 0 --quiet --output json --no-compute-hash > >(
  43   jq --raw-output 'with_entries(select(.value | contains("\n") | not)) | to_entries | .[] | .key + "=" + .value')) || exit
  44
  45 mod_owner=; mod_repo=; mod_rev=
  46 while IFS='=' read -r key val; do
  47   declare "mod_${key}=${val}"
  48 done <<< "$vars"
  49
  50 if [[ -n $commit_count ]]; then
  51   query_on_commit='{
  52   history(first: 10) {
  53     nodes {
  54       abbreviatedOid
  55       oid
  56     }
  57     totalCount
  58   }
  59 }'
  60 else
  61   query_on_commit='{
  62   history(first: 0) {
  63     totalCount
  64   }
  65   abbreviatedOid
  66   oid
  67 }'
  68 fi
  69
  70 # shellcheck disable=SC2089
  71 query='{
  72   repository(owner: "'$mod_owner'", name: "'$mod_repo'") {
  73     defaultBranchRef {
  74       target {
  75         ... on Commit '$query_on_commit'
  76       }
  77     }
  78     licenseInfo {
  79       key
  80     }
  81   }
  82 }'
  83
  84 # Newlines are not allowed in a query.
  85 # https://developer.github.com/v4/guides/forming-calls/#communicating-with-graphql
  86 # shellcheck disable=SC2086 disable=SC2090 disable=SC2116
  87 query=$(echo $query)
  88 query=${query//\"/\\\"}
  89
  90 # https://developer.github.com/v4/guides/using-the-explorer/#configuring-graphiql
  91 json=$(curl -H "Authorization: bearer $token" -X POST -d '{ "query": "'"$query"'" }' https://api.github.com/graphql) || exit
  92
  93 if [[ -n $commit_count ]]; then
  94   json=$(jq "$commit_count"' as $commit_count
  95     | .data.repository.defaultBranchRef.target
  96     |= (.history |= (. | del(.nodes) | .totalCount = $commit_count))
  97     + (.history | .nodes[.totalCount - $commit_count])' <<< "$json") || exit
  98 fi
  99
 100 vars=$(jq --raw-output '.data.repository | {
 101   license_key: .licenseInfo.key,
 102 } + (.defaultBranchRef.target | {
 103   version: ((.history.totalCount | tostring) + ".git." + .abbreviatedOid),
 104   rev: .oid,
 105 }) | to_entries | .[] | .key + "=" + (.value | tostring)' <<< "$json") || exit
 106
 107 mod_license_key=; mod_version=; mod_rev=
 108 while IFS='=' read -r key val; do
 109   declare "mod_${key}=${val}"
 110 done <<< "$vars"
 111
 112 mod_config=$(curl "https://raw.githubusercontent.com/$mod_owner/$mod_repo/$mod_rev/mod.config") || exit
 113
 114 mod_id=; engine_version=; automatic_engine_management=; automatic_engine_source=
 115 while IFS='=' read -r key val; do
 116   declare "${key,,}=$(jq --raw-output . <<< "$val")"
 117 done < <(grep '^\(MOD_ID\|ENGINE_VERSION\|AUTOMATIC_ENGINE_MANAGEMENT\|AUTOMATIC_ENGINE_SOURCE\)=' <<< "$mod_config")
 118
 119 for var in mod_id engine_version automatic_engine_management automatic_engine_source; do
 120   echo "$var=${!var}" >&2
 121 done
 122 echo >&2
 123
 124 [[ $mod_id == "$mod" ]] ||
 125   die "The mod '$mod' reports being mod '$mod_id' instead."
 126 # shellcheck disable=SC2005 disable=SC2046
 127 [[ $mod_license_key == gpl-3.0 ]] ||
 128 [[ $(echo $(head -2 <(curl "https://raw.githubusercontent.com/$mod_owner/$mod_repo/$mod_rev/COPYING"))) == 'GNU GENERAL PUBLIC LICENSE Version 3, 29 June 2007' ]] ||
 129   die "The mod '$mod' is licensed under '$mod_license_key' while expecting 'gpl-3.0'."
 130 [[ $automatic_engine_management == True ]] ||
 131   die "The mod '$mod' engine is not managed as a read-only dependency."
 132 [[ $automatic_engine_source =~ https://github.com/([a-zA-Z0-9_\-]+)/([a-zA-Z0-9_\-]+)/archive/([a-zA-Z0-9_\-\$\{\}]+).zip ]] ||
 133   die "The mod '$mod' engine is not hosted on GitHub as an archive."
 134
 135 engine_owner=${BASH_REMATCH[1]}
 136 engine_repo=${BASH_REMATCH[2]}
 137 # shellcheck disable=SC2016
 138 [[ ${BASH_REMATCH[3]} == '${ENGINE_VERSION}' ]] || engine_version=${BASH_REMATCH[3]}
 139 engine_rev=$(get_sha1 "$engine_owner" "$engine_repo" "$engine_version")
 140
 141 for type in mod engine; do
 142   for name in version owner repo rev; do
 143     var="${type}_${name}"
 144     echo "$var=${!var}" >&2
 145   done
 146   echo >&2
 147 done
 148
 149 i=0
 150 for type in mod engine; do
 151   fetcher_args=()
 152   for name in owner repo rev; do
 153     var="${type}_${name}"
 154     fetcher_args+=( "--$name" "${!var}" )
 155   done
 156   var="${type}_version"
 157   version=${!var}
 158   nix-upfetch --yes --version "$version" "$(nix-preupfetch --file "$nixpkgs" "openraPackages.mods.$mod" --index $i -- "${fetcher_args[@]}")"
 159   (( i++ ))
 160 done