Difference between revisions of "Bashrc helpers"

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[[Category:Dotfiles (English)]]
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#REDIRECT [[Bash#Functions]]
inspired by the note taker, little todo script
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todo() {
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    test -f $HOME/.todo || touch $HOME/.todo
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    if test $# = 0
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    then
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            cat $HOME/.todo
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    elif test $1 = -l
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    then
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            cat -n $HOME/.todo
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    elif test $1 = -c
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    then
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            > $HOME/.todo
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    elif test $1 = -r
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    then
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            cat -n $HOME/.todo
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            echo -ne "----------------------------\nType a number to remove: "
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            read NUMBER
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            sed -ie ${NUMBER}d $HOME/.todo
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    else
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            echo $@ >> $HOME/.todo
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    fi
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}
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a little note taker
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note ()
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{
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        #if file doesn't exist, create it
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        [ -f $HOME/.notes ] || touch $HOME/.notes
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        #no arguments, print file
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        if [ $# = 0 ]
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        then
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                cat $HOME/.notes
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        #clear file
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        elif [ $1 = -c ]
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        then
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                > $HOME/.notes
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        #add all arguments to file
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        else
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                echo "$@" >> $HOME/.notes
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        fi
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}
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extract() {
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  local e=0 i c
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  for i; do
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    if [[ -f $i && -r $i ]]; then
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        c=''
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        case $i in
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          *.t@(gz|lz|xz|b@(2|z?(2))|a@(z|r?(.@(Z|bz?(2)|gz|lzma|xz)))))
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                c='bsdtar xvf' ;;
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          *.7z)  c='7z x'      ;;
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          *.Z)  c='uncompress' ;;
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          *.bz2) c='bunzip2'    ;;
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          *.exe) c='cabextract' ;;
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          *.gz)  c='gunzip'    ;;
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          *.rar) c='unrar x'    ;;
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          *.xz)  c='unxz'      ;;
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          *.zip) c='unzip'      ;;
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          *)    echo "$0: cannot extract \`$i': Unrecognized file extension" >&2; e=1 ;;
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        esac
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        [[ $c ]] && command $c "$i"
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    else
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        echo "$0: cannot extract \`$i': File is unreadable" >&2; e=2
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    fi
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  done
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  return $e
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}
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docview ()
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{
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  if [ -f $1 ] ; then
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      case $1 in
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          *.pdf)      xpdf $1    ;;
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          *.ps)        oowriter $1    ;;
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          *.odt)      oowriter $1    ;;
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          *.txt)      leafpad $1      ;;
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          *.doc)      oowriter $1      ;;
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          *)          echo "don't know how to extract '$1'..." ;;
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      esac
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  else
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      echo "'$1' is not a valid file!"
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  fi
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}
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calc() { echo "scale=3;$@" | bc -l ; }
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Revision as of 20:35, 2 September 2013

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