+# }}}
+}
+
+#f2# Find history events by search pattern and list them by date.
+whatwhen() {
+# {{{
+ local usage help ident format_l format_s first_char remain first last
+ usage='USAGE: whatwhen [options] <searchstring> <search range>'
+ help='Use' \`'whatwhen -h'\'' for further explanations.'
+ ident=${(l,${#${:-Usage: }},, ,)}
+ format_l="${ident}%s\t\t\t%s\n"
+ format_s="${format_l//(\\t)##/\\t}"
+ # Make the first char of the word to search for case
+ # insensitive; e.g. [aA]
+ first_char=[${(L)1[1]}${(U)1[1]}]
+ remain=${1[2,-1]}
+ # Default search range is `-100'.
+ first=${2:-\-100}
+ # Optional, just used for `<first> <last>' given.
+ last=$3
+ case $1 in
+ ("")
+ printf '%s\n\n' 'ERROR: No search string specified. Aborting.'
+ printf '%s\n%s\n\n' ${usage} ${help} && return 1
+ ;;
+ (-h)
+ printf '%s\n\n' ${usage}
+ print 'OPTIONS:'
+ printf $format_l '-h' 'show help text'
+ print '\f'
+ print 'SEARCH RANGE:'
+ printf $format_l "'0'" 'the whole history,'
+ printf $format_l '-<n>' 'offset to the current history number; (default: -100)'
+ printf $format_s '<[-]first> [<last>]' 'just searching within a give range'
+ printf '\n%s\n' 'EXAMPLES:'
+ printf ${format_l/(\\t)/} 'whatwhen grml' '# Range is set to -100 by default.'
+ printf $format_l 'whatwhen zsh -250'
+ printf $format_l 'whatwhen foo 1 99'
+ ;;
+ (\?)
+ printf '%s\n%s\n\n' ${usage} ${help} && return 1
+ ;;
+ (*)
+ # -l list results on stout rather than invoking $EDITOR.
+ # -i Print dates as in YYYY-MM-DD.
+ # -m Search for a - quoted - pattern within the history.
+ fc -li -m "*${first_char}${remain}*" $first $last
+ ;;
+ esac
+# }}}
+}
+
+# change fluxbox keys from 'Alt-#' to 'Alt-F#' and vice versa
+fluxkey-change() {
+ [[ -n "$FLUXKEYS" ]] || local FLUXKEYS="$HOME/.fluxbox/keys"
+ if ! [[ -r "$FLUXKEYS" ]] ; then
+ echo "Sorry, \$FLUXKEYS file $FLUXKEYS could not be read - nothing to be done."
+ return 1
+ else
+ if grep -q 'Mod1 F[0-9] :Workspace [0-9]' $FLUXKEYS ; then
+ echo -n 'Switching to Alt-# mode in ~/.fluxbox/keys: '
+ sed -i -e 's|^\(Mod[0-9]\+[: space :]\+\)F\([0-9]\+[: space :]\+:Workspace.*\)|\1\2|' $FLUXKEYS && echo done || echo failed
+ elif grep -q 'Mod1 [0-9] :Workspace [0-9]' $FLUXKEYS ; then
+ echo -n 'Switching to Alt-F# mode in ~/.fluxbox/keys: '
+ sed -i -e 's|^\(Mod[0-9]\+[: space :]\+\)\([0-9]\+[: space :]\+:Workspace.*\)|\1F\2|' $FLUXKEYS && echo done || echo failed
+ else
+ echo 'Sorry, do not know what to do.'
+ return 1
+ fi
+ fi
+}
+
+# retrieve weather information on the console
+# Usage example: 'weather LOWG'
+weather() {
+ [[ -n "$1" ]] || {
+ print 'Usage: weather <station_id>' >&2
+ print 'List of stations: http://en.wikipedia.org/wiki/List_of_airports_by_ICAO_code'>&2
+ return 1
+ }
+
+ local PLACE="${1:u}"
+ local FILE="$HOME/.weather/$PLACE"
+ local LOG="$HOME/.weather/log"
+
+ [[ -d $HOME/.weather ]] || {
+ print -n "Creating $HOME/.weather: "
+ mkdir $HOME/.weather
+ print 'done'
+ }
+
+ print "Retrieving information for ${PLACE}:"
+ print
+ wget -T 10 --no-verbose --output-file=$LOG --output-document=$FILE --timestamping http://weather.noaa.gov/pub/data/observations/metar/decoded/$PLACE.TXT
+
+ if [[ $? -eq 0 ]] ; then
+ if [[ -n "$VERBOSE" ]] ; then
+ cat $FILE
+ else
+ DATE=$(grep 'UTC' $FILE | sed 's#.* /##')
+ TEMPERATURE=$(awk '/Temperature/ { print $4" degree Celcius / " $2" degree Fahrenheit" }' $FILE| tr -d '(')
+ echo "date: $DATE"
+ echo "temp: $TEMPERATURE"
+ fi
+ else
+ print "There was an error retrieving the weather information for $PLACE" >&2
+ cat $LOG
+ return 1
+ fi
+}
+# }}}
+
+# mercurial related stuff {{{
+if check_com -c hg ; then
+ # gnu like diff for mercurial
+ # http://www.selenic.com/mercurial/wiki/index.cgi/TipsAndTricks
+ #f5# GNU like diff for mercurial
+ hgdi() {
+ for i in $(hg status -marn "$@") ; diff -ubwd <(hg cat "$i") "$i"
+ }
+
+ # build debian package
+ #a2# Alias for \kbd{hg-buildpackage}
+ alias hbp='hg-buildpackage'
+
+ # execute commands on the versioned patch-queue from the current repos
+ alias mq='hg -R $(readlink -f $(hg root)/.hg/patches)'
+
+ # diffstat for specific version of a mercurial repository
+ # hgstat => display diffstat between last revision and tip
+ # hgstat 1234 => display diffstat between revision 1234 and tip
+ #f5# Diffstat for specific version of a mercurial repos
+ hgstat() {
+ [[ -n "$1" ]] && hg diff -r $1 -r tip | diffstat || hg export tip | diffstat
+ }
+
+ #f5# Get current mercurial tip via hg itself
+ gethgclone() {
+ setopt local_options
+ setopt errreturn
+ if [[ -f mercurial-tree/.hg ]] ; then
+ cd mercurial-tree
+ echo "Running hg pull for retreiving latest version..."
+ hg pull
+ echo "Finished update. Building mercurial"
+ make local
+ echo "Setting \$PATH to $PWD:\$PATH..."
+ export PATH="$PWD:$PATH"
+ else
+ echo "Downloading mercurial via hg"
+ hg clone http://selenic.com/repo/hg mercurial-tree
+ cd mercurial-tree
+ echo "Building mercurial"
+ make local
+ echo "Setting \$PATH to $PWD:\$PATH..."
+ export PATH="$PWD:$PATH"
+ echo "make sure you set it permanent via ~/.zshrc if you plan to use it permanently."
+ # echo "Setting \$PYTHONPATH to PYTHONPATH=\${HOME}/lib/python,"
+ # export PYTHONPATH=${HOME}/lib/python
+ fi
+ }