lib/aur-repo

   1 #!/bin/bash
   2 # aur-repo - operate on local repositories
   3 [[ -v AUR_DEBUG ]] && set -o xtrace
   4 argv0=repo
   5 PS4='+(${BASH_SOURCE}:${LINENO}): ${FUNCNAME[0]:+${FUNCNAME[0]}(): }'
   6
   7 # default options
   8 db_query=file mode=none conf_args=() vercmp_args=() parse_args=()
   9
  10 args_csv() {
  11     # shellcheck disable=SC2155
  12     local str=$(printf '%s,' "$@")
  13     printf '%s' "${str%,}"
  14 }
  15
  16 usage() {
  17     printf >&2 'usage: %s [-d repo] [-r path] [-alqtuS]\n' "$argv0"
  18     exit 1
  19 }
  20
  21 # option parsing
  22 opt_short='c:f:d:r:s:F:alqtuJS'
  23 opt_long=('config:' 'database:' 'root:' 'all' 'list' 'path' 'list-path' 'list-repo'
  24           'search:' 'search-by:' 'list-attr' 'sync' 'upgrades' 'table' 'quiet'
  25           'attr:' 'json' 'jsonl' 'format:' 'delim:')
  26 opt_hidden=('dump-options' 'repo:' 'repo-list' 'path-list' 'attr-list' 'status' 'field:')
  27
  28 if opts=$(getopt -o "$opt_short" -l "$(args_csv "${opt_long[@]}" "${opt_hidden[@]}")" -n "$argv0" -- "$@"); then
  29     eval set -- "$opts"
  30 else
  31     usage
  32 fi
  33
  34 unset mode list db_name db_root format status_file pacman_conf format_args vercmp_args attr
  35 while true; do
  36     case $1 in
  37         -d|--database|--repo)
  38             shift; db_name=$1 ;;
  39         -f|--format)
  40             shift; format=$1; mode=format ;;
  41         --delim)
  42             shift; format_args+=(--delim "$1") ;;
  43         -r|--root)
  44             shift; db_root=$1 ;;
  45         -c|--config)
  46             shift; conf_args+=(--config "$1") ;;
  47         -l|--list)
  48             mode=list ;;
  49         -t|--table)
  50             mode=table ;;
  51         -J|--json)
  52             mode=json ;;
  53         --jsonl)
  54             mode=jsonl ;;
  55         -a|--all)
  56             mode=upgrades; vercmp_args+=(-a) ;;
  57         -u|--upgrades)
  58             mode=upgrades ;;
  59         -q|--quiet)
  60             parse_args+=(-q); vercmp_args+=(-q) ;;
  61         -S|--sync)
  62             db_query=sync ;;
  63         -F|--attr|--field)
  64             shift; mode=attr; attr=$1 ;;
  65         -s|--search)
  66             shift; parse_args+=(--search "$1") ;;
  67         --search-by)
  68             shift; parse_args+=(--search-by "$1") ;;
  69         --path)
  70             mode=path ;;
  71         --status)
  72             mode=status ;;
  73         --path-list|--list-path)
  74             list=path ;;
  75         --repo-list|--list-repo)
  76             list=repo ;;
  77         --attr-list|--list-attr)
  78             list=attr ;;
  79         --dump-options)
  80             printf -- '--%s\n' "${opt_long[@]}" ${AUR_DEBUG+"${opt_hidden[@]}"}
  81             printf -- '%s' "${opt_short}" | sed 's/.:\?/-&\n/g'
  82             exit ;;
  83         --) shift; break ;;
  84     esac
  85     shift
  86 done
  87
  88 # assign environment variables
  89 : "${db_ext=$AUR_DBEXT}" "${db_name=$AUR_REPO}" "${db_root=$AUR_DBROOT}"
  90
  91 # parse pacman configuration
  92 unset conf_file_repo conf_file_serv conf_file_path server
  93
  94 while read -r key _ value; do
  95     case $key=$value in
  96         \[*\]*)
  97             section=${key:1:-1}
  98             ;;
  99         DBPath=*)
 100             pacman_dbpath=$value
 101             ;;
 102         Server=file://*)
 103             server=${value#file://}
 104             conf_file_repo+=("$section")
 105             conf_file_serv+=("$server")
 106             conf_file_path+=("$server/$section.${db_ext:-db}")
 107
 108             if [[ $section == "$db_name" ]] && [[ ! $db_root ]]; then
 109                 db_root=$server
 110             fi ;;
 111         Server=*://*)
 112             if [[ $section == "$db_name" ]] && [[ ! $db_root ]]; then
 113                 db_root=$value
 114             fi ;;
 115     esac
 116 done < <(pacman-conf "${conf_args[@]}")
 117 wait $! || exit
 118
 119 # list information on available local repositories
 120 case $list in
 121     path|repo)
 122         if ! (( ${#conf_file_repo[@]} )); then
 123             printf >&2 '%s: no file:// repository configured\n' "$argv0"
 124             exit 2
 125         fi ;;&
 126     path)
 127         realpath -- "${conf_file_path[@]}" # resolve repo-add symlinks
 128         exit 0 ;;
 129     repo)
 130         printf '%s\n' "${conf_file_repo[@]}"
 131         exit 0 ;;
 132     attr)
 133         aur repo-parse --list-attr
 134         exit ;;
 135 esac
 136
 137 # select local repository from pacman configuration, if no repository
 138 # was specified on the command-line
 139 if ! [[ $db_name ]]; then
 140     case ${#conf_file_repo[@]} in
 141         1) db_name=${conf_file_repo[0]}
 142            db_root=${conf_file_serv[0]}
 143            ;;
 144         0) printf >&2 '%s: no file:// repository configured\n' "$argv0"
 145            exit 2
 146            ;;
 147         *) printf >&2 '%s: repository choice is ambiguous (use -d to specify)\n' "$argv0"
 148
 149            for i in "${!conf_file_repo[@]}"; do
 150                printf '%q\t%q\n' "${conf_file_repo[$i]}" "${conf_file_path[$i]}"
 151            done | column -o $'\t' -t >&2
 152            exit 1
 153            ;;
 154     esac
 155 fi
 156
 157 # basic file checks
 158 case $db_query in
 159     file)
 160         if [[ ! $db_root ]]; then
 161             printf >&2 '%s: %s: repository root not found\n' "$argv0" "$db_name"
 162             exit 2
 163         elif [[ $db_root == *://* ]]; then
 164             printf >&2 '%s: %s: object is remote (use -S to query)\n' "$argv0" "$db_root"
 165             exit 66
 166         fi
 167         db_path=$db_root/$db_name.${db_ext:-db}
 168         db_path=$(realpath -- "$db_path") # resolve repo-add symlink
 169         ;;
 170     sync)
 171         db_path=$pacman_dbpath/sync/$db_name.${db_ext:-db}
 172         ;;
 173 esac
 174
 175 if [[ ! -f $db_path ]]; then
 176     printf >&2 '%s: %s: not a file\n' "$argv0" "$db_path"
 177     exit 2
 178 fi
 179
 180 # database operations
 181 case $mode in
 182     list|table|json|jsonl)
 183         aur repo-parse "${parse_args[@]}" -p "$db_path" --"$mode"
 184         ;;
 185     format)
 186         aur repo-parse "${parse_args[@]}" -p "$db_path" --jsonl | aur format "${format_args[@]}" -f "$format"
 187         ;;
 188     upgrades)
 189         aur repo-parse "${parse_args[@]}" -p "$db_path" --list | aur vercmp "${vercmp_args[@]}"
 190         ;;
 191     attr)
 192         aur repo-parse "${parse_args[@]}" -p "$db_path" --attr "$attr"
 193         ;;
 194     path)
 195         printf '%s\n' "$db_path"
 196         ;;
 197     *)
 198         printf 'repo:%s\nroot:%s\npath:%s\n' "$db_name" "$db_root" "$db_path"
 199         ;;
 200 esac
 201
 202 # vim: set et sw=4 sts=4 ft=sh: