[asterisk-users] Deleting voicemail by program

[Mike Diehl]

John, that is some serious script-fu!  I does exactly what I was going to do 
in perl.  However, my initial testing indicates that asterisk will renumber 
voicemail boxes to eliminate holes.  But I'm still testing.

Thanks again,

Mike.

On Tuesday, October 10, 2023 11:47:35 AM EDT John Harragin wrote:
> Here is something I wrote years ago. I expect you can adjust it for your
> needs
> 
> 
> 
> # cat remove_blank_vmail
> #!/bin/bash
> # remove_blank_vmail takes arguments as voicemail boxes and removes
> messages with audio files shorter then MINSIZE (in bytes)
> #----------------------------------------------------------------------
> # Description:
> # Author: John Harragin Monroe-Woodbury CSD
> # Created at: Thu Nov  6 12:27:35 EST 2008
> #
> # Copyright: None. Modify and use however you like...
> #
> #----------------------------------------------------------------------
> # Configure section:
> 
> BASEDIR=/var/spool/asterisk/voicemail/default/                  # default
> context
> MINSIZE=12000                                                   # 1.5
> seconds
> 
> #--------------------------------------------------------------subroutines:
> 
> ProcessDir () {
>  lastfile=""
>  delcnt=0
>  for file in $(ls -A ${msgdir}/msg*.txt 2>/dev/null); do       # the
> redirect supresses msg when dir empty
>    if [ $(stat --format=%s ${file/.txt/.wav}) -lt ${MINSIZE} ]; then
>      rm ${file/.txt/.*}
>      let delcnt++
>    fi
>    lastfile=${file}
>  done
>  if [ $delcnt -gt 0 ]; then echo "$delcnt short messages deleted from
> ${msgdir}"; fi
>  partfilename=${lastfile/*\/msg/}                              # get number
> from file name
>  highest=${partfilename/.txt/}
>  while [[ $highest = 0* ]]; do highest=${highest#0}; done      # bash does
> not like leading zeros
>  if [ ${#highest} -eq 0 ]; then highest=0; fi                  # ...or
> blanks for math
>  realcount=0
>  for ((x=0;x<=${highest};x+=1)); do
>    chkname=msg$(printf "%04d" $x)                              # build name
> - pad with zeros...
>    if [ -e ${msgdir}/${chkname}.txt ]; then
>      if [ $realcount -ne $x ];then
>        newname=msg$(printf "%04d" $realcount)
>        for idivfile in $(ls -A ${msgdir}/${chkname}.*); do
>          mv ${idivfile} ${msgdir}/${newname}.${idivfile/*\/*./}
>        done
>      fi
>      let realcount++
>    fi
>  done
> }
> 
> #--------------------------------------------------------------main:
> 
> for ext in "$@"; do
>  if [ -d ${BASEDIR}${ext} ];then
>    for msgdir in $(ls -d ${BASEDIR}${ext}/*); do
>      ProcessDir ${msgdir}
>    done
>  else
>    echo "${BASEDIR}${ext} is not a valid directory"
>  fi
>  echo "Processed extension $ext"
> done
> 
> On Mon, Oct 9, 2023 at 3:06 PM Mike Diehl <mdiehl at diehlnet.com> wrote:
> > Hi all,
> > 
> > I need to be able to delete a voicemail message using a program.
> > 
> > Is is sufficient to simply delete the .wav and .txt files in the spool
> > directory?
> > Or do I need to also renumber the remaining files?
> > 
> > For example, let say a given mailbox has 20 messages in it and I want to
> > delete message number 5.  Can I just delete the 2 files and expect that
> > asterisk will renumber them?  Or do I need to?
> > 
> > Also, is the answer the same when I migrate to storing voicemails in a
> > database?
> > 
> > Thanks in advance.
> > 
> > Mike
> > 
> > 
> > 
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