.zsh/rc/extra/98_useless

   1 #!/bin/zsh
   2
   3 # Found in the mailinglistarchive from Zsh (IIRC ~1996)
   4 #f5# Select items for specific command(s) from history
   5 selhist() {
   6     emulate -L zsh
   7     local TAB=$'\t';
   8     (( $# < 1 )) && {
   9         echo "Usage: $0 command"
  10         return 1
  11     };
  12     cmd=(${(f)"$(grep -w $1 $HISTFILE | sort | uniq | pr -tn)"})
  13     print -l $cmd | less -F
  14     echo -n "enter number of desired command [1 - $(( ${#cmd[@]} - 1 ))]: "
  15     local answer
  16     read answer
  17     print -z "${cmd[$answer]#*$TAB}"
  18 }
  19
  20 # Use vim to convert plaintext to HTML
  21 #f5# Transform files to html with highlighting
  22 2html() {
  23     emulate -L zsh
  24     vim -u NONE -n -c ':syntax on' -c ':so $VIMRUNTIME/syntax/2html.vim' -c ':wqa' $1 &>/dev/null
  25 }
  26
  27 # function readme() { $PAGER -- (#ia3)readme* }
  28 #f5# View all README-like files in current directory in pager
  29 readme() {
  30     emulate -L zsh
  31     local files
  32     files=(./(#i)*(read*me|lue*m(in|)ut)*(ND))
  33     if (($#files)) ; then
  34         $PAGER $files
  35     else
  36         print 'No README files.'
  37     fi
  38 }
  39
  40 # function ansi-colors()
  41 #f5# Display ANSI colors
  42 ansi-colors() {
  43     typeset esc="\033[" line1 line2
  44     echo " _ _ _40 _ _ _41_ _ _ _42 _ _ 43_ _ _ 44_ _ _45 _ _ _ 46_ _ _ 47_ _ _ 49_ _"
  45     for fore in 30 31 32 33 34 35 36 37; do
  46         line1="$fore "
  47         line2="   "
  48         for back in 40 41 42 43 44 45 46 47 49; do
  49             line1="${line1}${esc}${back};${fore}m Normal ${esc}0m"
  50             line2="${line2}${esc}${back};${fore};1m Bold   ${esc}0m"
  51         done
  52         echo -e "$line1\n$line2"
  53     done
  54 }
  55
  56 # % slow_print `cat /etc/passwd`
  57 #f5# Slowly print out parameters
  58 slow_print() {
  59     for argument in "$@" ; do
  60         for ((i = 1; i <= ${#1} ;i++)) ; do
  61             print -n "${argument[i]}"
  62             sleep 0.08
  63         done
  64         print -n " "
  65     done
  66     print ""
  67 }
  68
  69 # Rip an audio CD
  70 #f5# Rip an audio CD
  71 audiorip() {
  72     mkdir -p ~/ripps
  73     cd ~/ripps
  74     cdrdao read-cd --device $DEVICE --driver generic-mmc audiocd.toc
  75     cdrdao read-cddb --device $DEVICE --driver generic-mmc audiocd.toc
  76     echo " * Would you like to burn the cd now? (yes/no)"
  77     read input
  78     if [[ "$input" = "yes" ]] ; then
  79         echo " ! Burning Audio CD"
  80         audioburn
  81         echo " * done."
  82     else
  83         echo " ! Invalid response."
  84     fi
  85 }
  86
  87 # and burn it
  88 #f5# Burn an audio CD (in combination with audiorip)
  89 audioburn() {
  90     cd ~/ripps
  91     cdrdao write --device $DEVICE --driver generic-mmc audiocd.toc
  92     echo " * Should I remove the temporary files? (yes/no)"
  93     read input
  94     if [[ "$input" = "yes" ]] ; then
  95         echo " ! Removing Temporary Files."
  96         cd ~
  97         rm -rf ~/ripps
  98         echo " * done."
  99     else
 100         echo " ! Invalid response."
 101     fi
 102 }
 103
 104 #f5# Make an audio CD from all mp3 files
 105 mkaudiocd() {
 106     # TODO: do the renaming more zshish, possibly with zmv()
 107     emulate -L zsh
 108     cd ~/ripps
 109     for i in *.[Mm][Pp]3; do mv "$i" `echo $i | tr '[A-Z]' '[a-z]'`; done
 110     for i in *.mp3; do mv "$i" `echo $i | tr ' ' '_'`; done
 111     for i in *.mp3; do mpg123 -w `basename $i .mp3`.wav $i; done
 112     normalize -m *.wav
 113     for i in *.wav; do sox $i.wav -r 44100 $i.wav resample; done
 114 }
 115
 116 #f5# Create an ISO image. You are prompted for\\&\quad volume name, filename and directory
 117 mkiso() {
 118     emulate -L zsh
 119     echo " * Volume name "
 120     read volume
 121     echo " * ISO Name (ie. tmp.iso)"
 122     read iso
 123     echo " * Directory or File"
 124     read files
 125     mkisofs -o ~/$iso -A $volume -allow-multidot -J -R -iso-level 3 -V $volume -R $files
 126 }
 127
 128 #f5# Simple thumbnails generator
 129 genthumbs() {
 130     rm -rf thumb-* index.html
 131     echo "
 132 <html>
 133   <head>
 134     <title>Images</title>
 135   </head>
 136   <body>" > index.html
 137     for f in *.(gif|jpeg|jpg|png) ; do
 138         convert -size 100x200 "$f" -resize 100x200 thumb-"$f"
 139         echo "    <a href=\"$f\"><img src=\"thumb-$f\"></a>" >> index.html
 140     done
 141     echo "
 142   </body>
 143 </html>" >> index.html
 144 }
 145
 146 #f5# Set all ulimit parameters to \kbd{unlimited}
 147 allulimit() {
 148     ulimit -c unlimited
 149     ulimit -d unlimited
 150     ulimit -f unlimited
 151     ulimit -l unlimited
 152     ulimit -n unlimited
 153     ulimit -s unlimited
 154     ulimit -t unlimited
 155 }
 156
 157 # ogg2mp3 with bitrate of 192
 158 ogg2mp3_192() {
 159     emulate -L zsh
 160     oggdec -o - $1 | lame -b 192 - ${1:r}.mp3
 161 }
 162
 163 #f5# Install x-lite (VoIP software)
 164 getxlite() {
 165     emulate -L zsh
 166     setopt errreturn
 167     [[ -d ~/tmp ]] || mkdir ~/tmp
 168     cd ~/tmp
 169
 170     echo "Downloading http://www.counterpath.com/download/X-Lite_Install.tar.gz and storing it in ~/tmp:"
 171     if wget http://www.counterpath.com/download/X-Lite_Install.tar.gz ; then
 172         unp X-Lite_Install.tar.gz && echo done || echo failed
 173     else
 174         echo "Error while downloading." ; return 1
 175     fi
 176
 177     if [[ -x xten-xlite/xtensoftphone ]] ; then
 178         echo "Execute xten-xlite/xtensoftphone to start xlite."
 179     fi
 180 }
 181
 182 #f5# Install skype
 183 getskype() {
 184     emulate -L zsh
 185     setopt errreturn
 186     echo "Downloading debian package of skype."
 187     echo "Notice: If you want to use a more recent skype version run 'getskypebeta'."
 188     wget http://www.skype.com/go/getskype-linux-deb
 189     $SUDO dpkg -i skype*.deb && echo "skype installed."
 190 }
 191
 192 #f5# Install beta-version of skype
 193 getskypebeta() {
 194     emulate -L zsh
 195     setopt errreturn
 196     echo "Downloading debian package of skype (beta version)."
 197     wget http://www.skype.com/go/getskype-linux-beta-deb
 198     $SUDO dpkg -i skype-beta*.deb && echo "skype installed."
 199 }
 200
 201 #f5# Install gizmo (VoIP software)
 202 getgizmo() {
 203     emulate -L zsh
 204     setopt errreturn
 205     echo "libgtk2.0-0, gconf2, libstdc++6, libasound2 and zlib1g have to be available. Installing."
 206     $SUDO apt-get update
 207     $SUDO apt-get install libgtk2.0-0 gconf2 libstdc++6 libasound2 zlib1g
 208     wget "$(lynx --dump http://gizmo5.com/pc/download/linux/ | awk '/libstdc\+\+6.*\.deb/ {print $2}')"
 209     $SUDO dpkg -i gizmo-project*.deb && echo "gizmo installed."
 210 }
 211
 212 #f5# Get and run AIR (Automated Image and Restore)
 213 getair() {
 214     emulate -L zsh
 215     setopt errreturn
 216     [[ -w . ]] || { echo 'Error: you do not have write permissions in this directory. Exiting.' ; return 1 }
 217     local VER='1.2.8'
 218     wget http://puzzle.dl.sourceforge.net/sourceforge/air-imager/air-$VER.tar.gz
 219     tar zxf air-$VER.tar.gz
 220     cd air-$VER
 221     INTERACTIVE=no $SUDO ./install-air-1.2.8
 222     [[ -x /usr/local/bin/air ]] && [[ -n "$DISPLAY" ]] && $SUDO air
 223 }
 224
 225 # http://strcat.de/blog/index.php?/archives/335-Software-sauber-deinstallieren...html
 226 #f5# Log 'make install' output
 227 mmake() {
 228     emulate -L zsh
 229     [[ ! -d ~/.errorlogs ]] && mkdir ~/.errorlogs
 230     make -n install > ~/.errorlogs/${PWD##*/}-makelog
 231 }
 232
 233 # usage example: 'lcheck strcpy'
 234 #f5# Find out which libs define a symbol
 235 lcheck() {
 236     if [[ -n "$1" ]] ; then
 237         nm -go /usr/lib/lib*.a 2>/dev/null | grep ":[[:xdigit:]]\{8\} . .*$1"
 238     else
 239         echo "Usage: lcheck <function>" >&2
 240     fi
 241 }
 242
 243 # make sure it is not assigned yet
 244 [[ -n ${aliases[utf2iso]} ]] && unalias utf2iso
 245 utf2iso() {
 246     if isutfenv ; then
 247         for ENV in $(env | command grep -i '.utf') ; do
 248             eval export "$(echo $ENV | sed 's/UTF-8/iso885915/ ; s/utf8/iso885915/')"
 249         done
 250     fi
 251 }
 252
 253 # make sure it is not assigned yet
 254 [[ -n ${aliases[iso2utf]} ]] && unalias iso2utf
 255 iso2utf() {
 256     if ! isutfenv ; then
 257         for ENV in $(env | command grep -i '\.iso') ; do
 258             eval export "$(echo $ENV | sed 's/iso.*/UTF-8/ ; s/ISO.*/UTF-8/')"
 259         done
 260     fi
 261 }
 262
 263 # if cdrecord is a symlink (to wodim) or isn't present at all warn:
 264 if [[ -L /usr/bin/cdrecord ]] || ! check_com -c cdrecord; then
 265     if check_com -c wodim; then
 266         cdrecord() {
 267             cat <<EOMESS
 268 cdrecord is not provided under its original name by Debian anymore.
 269 See #377109 in the BTS of Debian for more details.
 270
 271 Please use the wodim binary instead
 272 EOMESS
 273             return 1
 274         }
 275     fi
 276 fi
 277
 278 # get_tw_cli has been renamed into get_3ware
 279 if check_com -c get_3ware ; then
 280     get_tw_cli() {
 281         echo 'Warning: get_tw_cli has been renamed into get_3ware. Invoking get_3ware for you.'>&2
 282         get_3ware
 283     }
 284 fi
 285
 286 ###############################
 287 #   When I was young…         #
 288 ###############################
 289
 290 stp() {
 291     COMMAND=$(tail -n 2 ~/.zsh/history-$h | head -n 1)
 292     COMMAND=${COMMAND#*;}
 293     COMMAND=$(echo $COMMAND | sed -e "s/^sudo //")
 294     echo "sudo ${COMMAND}" | zsh
 295 }
 296
 297 mytest() {
 298     key="${1%\=*}" ;  val="${1#*\=}"
 299     strictkey="${1%%\=*}" ; strictval="${1##*\=}"
 300     arg="${1%\=}"
 301     echo "Key : ${key}"
 302     echo "Val : ${val}"
 303     echo "Arg : ${arg}"
 304 }
 305