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This script currently (2019-03-27) does not work : installation fail.  I post it hoping that someone can improve it.

Currently (march 2019) MS Teams is known as incompatible with Linux. 

 

Useful to read :

Microsoft Teams On Linux, What’s the Story? (2018)

https://www.codeweavers.com/compatibility/crossover/forum/microsoft-teams

Native Linux client? (2016)

https://appdb.winehq.org (test reports)

 

#!/bin/bash
# Date : (2019-03-27 13-34)
# Last revision : (2019-03-27 13-34)
# Wine version used : 4.4
# Distribution used to test : Ubuntu 18.04 x64
# Script licence : GPL3
# Program licence : Retail
# Playonlinux : 4.3.4
#
# Script inspired from https://www.playonlinux.com/en/app-2665-Microsoft_Office_2013.html
#
# Team files downloaded from: https://products.office.com/fr-fr/microsoft-teams/
# Tested (fail) : Teams_windows.exe downloaded on 2019-03-27 (md5sum: 00d09964f9b75470589f355975e5ca18)
# Not tested : Teams_windows_x64.exe downloaded on 2019-03-27 (md5sum: 15323dbb2ed6387147b71c3868fbe38d)

[ "$PLAYONLINUX" = "" ] && exit 0
source "$PLAYONLINUX/lib/sources"
  
PREFIX="ms_teams_2019"
WINEVERSION="4.4"
TITLE="Microsoft Teams (32 bits for Windows 7+)"
  
POL_GetSetupImages "http://files.playonlinux.com/resources/setups/Office/top.jpg" "http://files.playonlinux.com/resources/setups/Office/left.png" "$TITLE"
  
POL_SetupWindow_Init

POL_SetupWindow_presentation "$TITLE" "Microsoft" "http://www.microsoft.com" "Dadu042" "$PREFIX"

POL_RequiredVersion 4.0 || POL_Debug_Fatal "$TITLE won't work with $APPLICATION_TITLE $VERSION\nPlease update"

# Disabled until Team installation work with POL.
# if [ "$POL_OS" = "Linux" ]; then
#         wbinfo -V || POL_Debug_Fatal "Please install winbind before installing $TITLE"
# fi

POL_Debug_Init
POL_System_SetArch "x86"

# Ok but meet 'Admin bug'
POL_Call POL_Install_mono210

# Ok but meet 'Admin bug'
# POL_Call POL_Install_dotnet40

# Installation never end :
# POL_Call POL_Install_dotnet461

# The error message that I name the 'Admin bug' (32b, Wine 4.0 and 4.4):
# "Installation has failed.
# Please re-run this installer as a normal user instead of "Run as Administrator". <Close>
# This is a known issue on Wine: https://bugs.winehq.org/show_bug.cgi?id=40613

POL_SetupWindow_browse "$(eval_gettext 'Please select the setup file to run')" "$TITLE"
SetupIs="$APP_ANSWER"
  
POL_Wine_SelectPrefix "$PREFIX"
POL_Wine_PrefixCreate "$WINEVERSION"
 
Set_OS "win7"
 
if [ "$POL_OS" = "Mac" ]; then
    # Samba support
    POL_Call POL_GetTool_samba3
    source "$POL_USER_ROOT/tools/samba3/init"
fi

  
POL_Wine_WaitBefore "$TITLE"
[ "$CDROM" ] && cd "$CDROM"
  
if [ ! "$(file $SetupIs | grep 'x86-64')" = "" ]; then
    POL_Debug_Fatal "$(eval_gettext "The 64bits version is not compatible! Sorry")";
fi
POL_Wine "$SetupIs"
POL_Wine_WaitExit "$TITLE"
  
# See http://forum.winehq.org/viewtopic.php?f=8&t=23126&p=95555#p95555
POL_Wine_OverrideDLL "native,builtin" "riched20"
  
# Fix a (office 2013) crash when loading a file
# POL_Call POL_Install_msxml6
  
POL_Shortcut "Teams.exe" "Microsoft Teams" "" "" "Network;InstantMessaging;" # No category for collaborative work?

if [ "$POL_OS" = "Mac" ]; then
    POL_Shortcut_InsertBeforeWine "Microsoft Teams" "source \"$POL_USER_ROOT/tools/samba3/init\""
fi
  
POL_SetupWindow_message "$(eval_gettext '$TITLE has been installed successfully\n\nIf an installation Windows prevent your programs from running, you must remove and reinstall $TITLE')" "$TITLE"
POL_SetupWindow_Close
exit

Edited by Dadu042