[GLLUG] Need help creating a shell Script

[Alec Warner]

Caleb Cushing wrote:
> haven't tried it yet backing up the directory into a tarball that'll take a
> while. Do you think you could comment it for me? basically programming of
> any kind is a weak point for me. I'm trying to improve. but copying and
> pasting someone elses code may fix my issue but it won't fix my
> understanding. "give a man a fish... teach a man to fish..." sort of thing.
> 
>>
>>
>>On 4/6/06, Bruce Smith <blubdog at gmail.com> wrote:
>>
>>>Disclaimer, backup the directory first!  :-)
>>>And copy/paste exactly!
>>>
>>>You can test without changing anything by adding an "echo" in front of
>>>the "mv" and optionally commenting out the "set" statements for better
>>>readability.
>>>
>>>One bug (feature?) is it will replace multiple spaces with only ONE
>>>underscore.
>>>
>>>You need to run it with the filename(s) as arguments.  i.e.:
>>>  /path/to/scriptname *
>>>  /path/to/scriptname a*
>>>  /path/to/scriptname 'File to Test this  Thing on.TXT'
>>>
>>>- BS
>>>
>>>
>>>#!/bin/sh            # Run using /bin/sh, the Bourne Shell
>>>infile=upper
>>>outfile=lower
>>>for f		# Not sure where 'f' comes from, but it's looping throught the standard input, IIRC
>>>do
>>>    if [ -f "$f" ]; then # man test will tell you what this does ;)
>>>        l="$(echo $f|sed 's/ /_/g'|tr "[:${infile}:]" "[:${outfile}:]")" # echo file, change ' ' to '_', globally, change upper to lower
>>>
>>>        if [ "$f" != "$l" ]; then # If the new filename doesn't equal the old filename..
>>>            set -x		     # turn off echo
>>>            mv -i "$f" "$l"       # rename the file
>>>            set +x		     # turn echo back on
>>>        fi
>>>     fi
>>>done
>>># end of script
>>>
>>>
>>>On 4/6/06, Caleb Cushing < xenoterracide at gmail.com> wrote:
>>>
>>>>I need/want to change the names of all the files and folders in my
>>>
>>>/music
>>>
>>>>directory to where they don't have spaces in them and all the names
>>>
>>>are in
>>>
>>>>lowercase. This is what I have so far:
>>>>
>>>>#!/bin/bash
>>>>
>>>>ls -R |                          # List directory recursively
>>>>sed -e 's/ /_/g' |             # Remove spaces change them to
>>>
>>>underscore
>>>
>>>>tr [:upper:] [:lower:] |     #change letters from upper to lower
>>>>
>>>>that gives me the output of what I would want the directory and file
>>>>structure to look like when I'm done. I am unsure however how to take
>>>
>>>that
>>>
>>>>output and move the files and directories to acually look like that
>>>
>>>when I
>>>
>>>>am finished. It's also the tricky part because if I don't do it
>>>
>>>right...
>>>
>>>>well it might be an even bigger pain to fix. I pretty sure I have a
>>>
>>>lot more
>>>
>>>>to do to get this workable... and I'm just having problems wrapping my
>>>
>>>brain
>>>
>>>>around it.
>>>>
>>>>snippet:before
>>>>#ls -R
>>>>
>>>>./3 Doors Down:
>>>>Away from the Sun  Seventeen Days  The Better Life   Thumbs.db
>>>
>>>desktop.ini
>>>
>>>>./3 Doors Down/Away from the Sun:
>>>>01-When I'm Gone-3 Doors Down-Away from the Sun.mp3
>>>>02-Away from the Sun-3 Doors Down-Away from the Sun.mp3
>>>>03-The Road I'm On-3 Doors Down-Away from the Sun.mp3
>>>>04-Ticket to Heaven-3 Doors Down-Away from the Sun.mp3
>>>>05-Running Out of Days-3 Doors Down-Away from the Sun.mp3
>>>>06-Here Without You-3 Doors Down-Away from the Sun.mp3
>>>>07-I Feel You-3 Doors Down-Away from the Sun.mp3
>>>>08-Dangerous Game-3 Doors Down-Away from the Sun.mp3
>>>>09-Changes-3 Doors Down-Away from the Sun.mp3
>>>>10-Going Down in Flames-3 Doors Down-Away from the Sun.mp3
>>>>11-Sarah Yellin'-3 Doors Down-Away from the Sun.mp3
>>>>AlbumArtSmall.jpg
>>>>AlbumArt_{C212FF41-147D-402C-BAC5-1284F8B4C802}_Large.jpg
>>>>AlbumArt_{C212FF41-147D-402C-BAC5-1284F8B4C802}_Small.jpg
>>>>Folder.jpg
>>>>Thumbs.db
>>>>desktop.ini
>>>>
>>>>snippet:after
>>>>
>>>>ls -R
>>>>
>>>>./3_doors_down:
>>>>away_from_the_sun
>>>>seventeen_days
>>>>the_better_life
>>>>thumbs.db
>>>>desktop.ini
>>>>
>>>>./3_doors_down/away_from_the_sun:
>>>>01-when_i'm_gone-3_doors_down-away_from_the_sun.mp3
>>>>02-away_from_the_sun-3_doors_down-away_from_the_sun.mp3
>>>>03-the_road_i'm_on-3_doors_down-away_from_the_sun.mp3
>>>>04-ticket_to_heaven-3_doors_down-away_from_the_sun.mp3
>>>>05-running_out_of_days-3_doors_down-away_from_the_sun.mp3
>>>>06-here_without_you-3_doors_down-away_from_the_sun.mp3
>>>>07-i_feel_you-3_doors_down-away_from_the_sun.mp3
>>>>08-dangerous_game-3_doors_down-away_from_the_sun.mp3
>>>>09-changes-3_doors_down-away_from_the_sun.mp3
>>>>10-going_down_in_flames-3_doors_down-away_from_the_sun.mp3
>>>>11-sarah_yellin'-3_doors_down-away_from_the_sun.mp3
>>>>albumartsmall.jpg
>>>>albumart_{c212ff41-147d-402c-bac5-1284f8b4c802}_large.jpg
>>>>albumart_{c212ff41-147d-402c-bac5-1284f8b4c802}_small.jpg
>>>>folder.jpg
>>>>thumbs.db
>>>>desktop.ini
>>>>
>>>>_______________________________________________
>>>>linux-user mailing list
>>>>linux-user at egr.msu.edu
>>>>http://mailman.egr.msu.edu/mailman/listinfo/linux-user
>>>>
>>>>
>>>>
>>>
>>
> 
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