#35: Add PostgreSQL client completion
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Julien Nicoulaud
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#compdef psql pg_dump createdb dropdb vacuumdb
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# ------------------------------------------------------------------------------
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# Description
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# -----------
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#
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# Completion script for PostgreSQL utils (http://postgresql.org).
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#
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# Source: http://www.zsh.org/mla/users/2004/msg01006.html
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#
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# ------------------------------------------------------------------------------
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# Authors
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# -------
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#
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# * Dominic Mitchell <dom+zsh@happygiraffe.net>
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#
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# ------------------------------------------------------------------------------
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# -*- mode: zsh; sh-indentation: 2; indent-tabs-mode: nil; sh-basic-offset: 2; -*-
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# vim: ft=zsh sw=2 ts=2 et
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# ------------------------------------------------------------------------------
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_pgsql_get_identity () {
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_pgsql_user=${(v)opt_args[(i)-U|--username]}
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_pgsql_port=${(v)opt_args[(i)-p|--port]}
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_pgsql_host=${(v)opt_args[(i)-h|--host]}
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_pgsql_params=(
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${_pgsql_user:+"--username=$_pgsql_user"}
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${_pgsql_port:+"--port=$_pgsql_port"}
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${_pgsql_host:+"--host=$_pgsql_host"}
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)
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}
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# Postgres Allows specifying the path to the directory containing the
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# socket as well as a hostname.
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_pgsql_host_or_dir() {
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_alternative \
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'hosts:host:_hosts' \
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'directories:directory:_directories'
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}
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_pgsql_users () {
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local _pgsql_user _pgsql_port _pgsql_host _pgsql_params
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_pgsql_get_identity
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# We use _pgsql_port and _pgsql_host directly here instead of
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# _pgsql_params so as to not pick up a partially completed
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# username.
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_pgsql_params=(
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${_pgsql_port:+"--port=$_pgsql_port"}
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${_pgsql_host:+"--host=$_pgsql_host"}
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)
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compadd "$@" - ${${(f)~~"$( psql $_pgsql_params[@] -At -c '\du' template1 2>/dev/null )"}[@]%%|*}
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}
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_pgsql_tables () {
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local _pgsql_user _pgsql_port _pgsql_host _pgsql_params
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_pgsql_get_identity
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# Need to pull out the database name from the existing arguments.
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# This is going to vary between commands. Thankfully, it's only
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# used by pg_dump, which always has the dbname in arg1. If it's
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# not present it defaults to ${PGDATABASE:-$LOGNAME}, which
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# matches (I think) the PostgreSQL behaviour.
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local db
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db=${line[1]:-${PGDATABASE:-$LOGNAME}}
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# XXX In postgres 7.3 and above, the schema name is in the first
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# column. I'm not sure how best to work around that... It really
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# needs to be prepended with a "." to the table name.
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# Many thanks to Oliver Kiddle for pointing out how to get the 2nd
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# column out of this...
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compadd "$@" - \
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${${${(f)~~"$( psql $_pgsql_params[@] -At -c '\dt' $db 2>/dev/null )"}#*|}%%|*}
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}
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_pgsql_databases () {
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local _pgsql_user _pgsql_port _pgsql_host _pgsql_params
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_pgsql_get_identity
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# Should I grep out template0?
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compadd "$@" - ${${(f)~~"$( psql $_pgsql_params[@] -At -l 2>/dev/null )"}[@]%%|*}
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}
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##
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## The actual completion code for the commands
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##
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_psql () {
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local curcontext="$curcontext" state line expl
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typeset -A opt_args
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_arguments -C -s \
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"$_pgsql_common_opts[@]" \
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{-V,--version}'[display client version]' \
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{-a,--echo-all}'[print commands read]' \
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{-A,--no-align}'[unaligned output mode]' \
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{-c+,--command=}':execute SQL command:' \
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{-d+,--dbname=}':database to connect to:_pgsql_databases' \
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{-e,--echo-queries}'[display queries submitted]' \
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{-E,--echo-hidden}'[display hidden queries]' \
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{-f+,--file=}':SQL file to read:_files' \
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{-F+,--field-separator=}':field separator char:' \
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{-H,--html}'[HTML output]' \
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{-l,--list}'[list databases]' \
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{-o+,--output=}':query output:_files' \
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{-P+,--pset=}':set psql variable:' \
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{-q,--quiet}'[non verbose mode]' \
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{-R+,--record-separator=}':record separator char:' \
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{-s,--single-step}'[prompt before each query]' \
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{-S,--single-line}'[newline sends query]' \
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{-t,--tuples-only}'[dont display header/footer]' \
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{-T+,--table-attr=}':HTML table options:' \
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-u'[prompt for username/password]' \
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{-v+,--set=,--variable=}':set SQL variable:' \
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{-x,--expanded}'[one column per line]' \
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{-X,--no-psqlrc}'[dont read ~/.psqlrc]' \
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':PostgreSQL database:_pgsql_databases' \
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':PostgreSQL user:_pgsql_users'
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}
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_pg_dump () {
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local curcontext="$curcontext" state line expl
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typeset -A opt_args
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_arguments -C -s \
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"$_pgsql_common_opts[@]" \
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{-a,--data-only}'[dump only data]' \
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{-b,--blobs}'[dump blobs as well]' \
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{-c,--clean}'[include clean cmds in dump]' \
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{-C,--create}'[include createdb cmds in dump]' \
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{-d,--inserts}'[use INSERT not COPY]' \
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{-D,--{attribute,column}-inserts}'[use INSERT (cols) not COPY]' \
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{-f+,--file=}':output file:_files' \
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{-F+,--format=}':output format:_values "format" "p[plain text]" "t[tar]" "c[custom]"' \
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{-i,--ignore-version}'[ignore version mismatch]' \
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{-n+,--schema=}':schema to dump:' \
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{-o,--oids}'[dump objects identifiers for every table]' \
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{-O,--no-owner}'[dont recreate as same owner]' \
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{-R,--no-reconnect}'[dont output connect]' \
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{-s,--schema-only}'[no data, only schema]' \
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{-S+,--superuser=}':superuser name:_pgsql_users' \
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{-t+,--table=}':table to dump:_pgsql_tables' \
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{-v,--verbose}'[verbose mode]' \
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{-V,--version}'[display client version]' \
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{-x,--no-{acl,privileges}}'[dont dump ACLs]' \
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-X+':option:_values "option" use-set-session-authorization disable-triggers' \
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{-Z+,--compress=}':compression level:_values "level" 9 8 7 6 5 4 3 2 1 0' \
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':PostgreSQL database:_pgsql_databases'
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}
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_createdb () {
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local curcontext="$curcontext" state line expl
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typeset -A opt_args
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_arguments -C -s \
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"$_pgsql_common_opts[@]" \
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{-e,--echo}'[display SQL queries]' \
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{-q,--quiet}'[non verbose mode]' \
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{-D+,--location=}':database location:_directories' \
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{-T+,--template=}':database template:_pgsql_databases' \
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{-E+,--encoding=}':database encoding:_values "encoding" $_pgsql_encodings[@]' \
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':PostgreSQL database:' \
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':comment:'
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}
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_dropdb () {
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local curcontext="$curcontext" state line expl
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typeset -A opt_args
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_arguments -C -s \
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"$_pgsql_common_opts[@]" \
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{-e,--echo}'[display SQL queries]' \
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{-q,--quiet}'[non verbose mode]' \
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{-i,--interactive}'[confirm before drop]' \
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':PostgreSQL database:_pgsql_databases'
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}
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_vacuumdb () {
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local curcontext="$curcontext" state line expl
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typeset -A opt_args
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_arguments -C -s \
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"$_pgsql_common_opts[@]" \
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{-a,--all}'[vacuum all databases]' \
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{-d+,--dbname=}':database to connect to:_pgsql_databases' \
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{-t+,--table=}':table to dump:_pgsql_tables' \
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{-f,--full}'[do full vacuuming]' \
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{-z,--analyze}'[update optimizer hints]' \
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{-e,--echo}'[show the commands being sent to the server]' \
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{-q,--quiet}'[do not write any messages]' \
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{-v,--verbose}'[write a lot of output]' \
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'--help[show this help, then exit]' \
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'--version[output version information, then exit]' \
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'1:PostgreSQL database:_pgsql_databases'
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}
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_pgsql_utils () {
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local _pgsql_common_opts _pgsql_encodings
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_pgsql_common_opts=(
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{-\?,--help}'[display help]'
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{-h+,--host=}':database host:_pgsql_host_or_dir'
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# Postgres doesn't like service names here, which is why we
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# don't use _ports.
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{-p+,--port=}':database port number:'
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{-U+,--username=}':connect as user:_pgsql_users'
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{-W,--password}'[prompt for password]'
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)
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# Taken from
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# <http://www.postgresql.org/docs/7.4/static/multibyte.html#CHARSET-TABLE>.
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# It'd be real nice if postgres could tell us these...
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_pgsql_encodings=(
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SQL_ASCII
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EUC_{JP,CN,KR,TW}
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JOHAB
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UNICODE
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MULE_INTERNAL
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LATIN{1,2,3,4,5,6,7,8,9,10}
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ISO_8859_{5,6,7,8}
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KOI8
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WIN
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ALT
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WIN1256
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TCVN
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WIN874
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)
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case "$service" in
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psql) _psql "$@" ;;
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pg_dump) _pg_dump "$@" ;;
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createdb) _createdb "$@" ;;
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dropdb) _dropdb "$@" ;;
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vacuumdb) _vacuumdb "$@" ;;
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esac
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}
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_pgsql_utils "$@"
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