Re: [gcmd-dev] Umime

[Magnus Stålnacke]

Magnus Stålnacke wrote:
> I have started to develop a shellscript for managing
> mime types, attached is what i have done so far...

Here comes version 0.2 of my script.
Now it uses ncurses dialog and handles also the
default list (a tricky one..). It is not beautiful
written (i do not know how), it is a mess, has probably
some bugs and so on. So, back up your .local/share dir
before trying..

#!/bin/bash
#
# Umime - a script for chosing prefered applications. 
# Written by Magnus Stålnacke (jemamo at telia.com) 
# Version 0.2 (25 Mars 2006)
#
# TODO
# Add "runs in terminal" option
#
export LANG=en_US.utf8 
XDG_DATA_DIRS=$HOME/.local/share
DEFAULT=$XDG_DATA_DIRS/applications/defaults.list
G_CACHE=/usr/share/applications/mimeinfo.cache
U_CACHE=$XDG_DATA_DIRS/applications/mimeinfo.cache
MTPE=`file -i $1 | awk '{print $2}'`
EXT=usercreated.desktop

function modmime(){
GLOB_USER=`cat $U_CACHE $G_CACHE`
USER_APP="$XDG_DATA_DIRS/applications/$APP-$EXT"

if echo "$GLOB_USER" | grep "$MTPE" | grep -q "$APP"
then
  M_MESSAGE="The mime type: $MTPE is alredy assigned to: $APP"
else
  if [ -e "$USER_APP" ]
  then
    cat $USER_APP | sed "s|MimeType=|MimeType=$MTPE;|g" > $USER_APP
    M_MESSAGE="The mime type: $MTPE is now added to: $APP"
  else
    echo "[Desktop Entry]" > $USER_APP
    echo "Encoding=UTF-8" >> $USER_APP
    echo "Name=$NME" >> $USER_APP
    echo "MimeType=$MTPE;" >> $USER_APP
    echo "Exec='$CMD'" >> $USER_APP
    echo "Type=Application" >> $USER_APP
    echo "Terminal=false" >> $USER_APP
    echo "NoDisplay=true" >> $USER_APP
    M_MESSAGE="The application: $APP is now registered to handle: $MTPE"
  fi
export XDG_DATA_DIRS
update-desktop-database -q
fi
}

function deflist (){
G_AVAIL=`grep "$MTPE" $G_CACHE | sed -e 's/.*=//g;s/;$//g;s/;/\n/g'`
U_AVAIL=`grep "$MTPE" $U_CACHE | sed -e 's/.*=//g;s/;$//g;s/;/\n/g'`
for i in $G_AVAIL; do
NM=`grep "^Name=" /usr/share/applications/$i | sed -e "s/Name=//g;s/ /_/g"`
echo "$NM $i off" >> /tmp/avail
done
for i in $U_AVAIL; do
NM=`grep "^Name=" $XDG_DATA_DIRS/applications/$i | sed 's/Name=//g;s/ /_/g'`
echo "$NM $i off" >> /tmp/avail
done
#
# Change no to yes for the alredy set user default app. 
#
if grep -q "$MTPE" $DEFAULT 
then
DEF_APP=`grep "$MTPE" $DEFAULT | sed "s|$MTPE=||g"`
cat /tmp/avail | sed "s|$DEF_APP off|$DEF_APP on|g" > /tmp/avail
fi
#
dialog --radiolist "Please select" 20 74 11 `cat /tmp/avail` 2> /tmp/chosen
retval=$?
choice=`cat /tmp/chosen`
clear
case $retval in
0)
  DEF_CH=`grep "$choice" /tmp/avail | awk '{print $2}'`
  if grep -q "$MTPE" $DEFAULT
  then
    cat $DEFAULT | sed "s|$MTPE=.*|$MTPE=$DEF_CH|" > $DEFAULT
    DEF_MESSAGE="Default application to handle $MTPE is changed to $choice"
  else
    echo "$MTPE=$DEF_CH" >> $DEFAULT
    DEF_MESSAGE="Default application to handle $MTPE is set to $choice"
  fi;;
1)
  echo "Cancel pressed.";;
255)
  echo "ESC pressed.";;
esac
rm -f /tmp/avail
rm -f /tmp/chosen
}

#
# Ask the user for app. command
#
function chcmd (){
dialog --inputbox "Write the command to start the application $NME" 20 74 2> 
/tmp/chosen 
APP=`cat /tmp/chosen`
rm -f /tmp/chosen
# Check command
if which $APP >&/dev/null
then
  CMD=`which $APP`
  modmime
else
  dialog --inputbox "No such command in path, try assign command with full 
path" 20 74 2> /tmp/chosen
APP=`cat /tmp/chosen`
rm -f /tmp/chosen
fi
deflist
}
#
# Ask the user for app.Name
#
dialog --inputbox "Write the name of the application you wish to register \
as able to handle the mime type: $MTPE, or press cancel if you only want to \
set the default application to handle this mime type." 20 74 2> /tmp/chosen 
if [ -s /tmp/chosen ]
then
NME=`cat /tmp/chosen`
chcmd
rm -f /tmp/chosen
else
deflist
fi
#

echo "** $M_MESSAGE"
echo "--"
echo "** $DEF_MESSAGE"