#!/bin/sh

set -e

# Load debconf
. /usr/share/debconf/confmodule

if [ "$1" != reconfigure ]; then
    for item in leftwidth themecss; do
        db_fget squirrelmail-cn/${item} seen
        if [ "$RET" = "true" ]; then
            exit 0
        fi
    done
fi

SMDIR="/etc/squirrelmail"
SMCONF="$SMDIR/config.php"


# Check $default_left_size in SM's config.php
#
change_default=1
if [ -f "$SMCONF" ]; then
    if egrep -q "^[[:space:]]*\\\$default_left_size[[:space:]]*=[[:space:]]*'220'" "$SMCONF"; then
        change_default=0
    fi
fi
if [ $change_default -eq 1 ]; then
    # Ask user for changing $default_left_size to '220'.
    db_input critical squirrelmail-cn/leftwidth || true
    db_go || true
else
    db_set squirrelmail-cn/leftwidth false || true
    db_fset squirrelmail-cn/leftwidth seen true
    change_default=1
fi

# Check $theme_css in SM's config.php
#
change_default=1
if [ -f "$SMCONF" ]; then
    if egrep -q "^[[:space:]]*\\\$theme_css[[:space:]]*=[[:space:]]*SM_PATH[[:space:]]*\.[[:space:]]*'themes\/css\/squirrelmail-cn\.css'" "$SMCONF"; then
        change_default=0
    fi
fi
if [ $change_default -eq 1 ]; then
    # Ask user for changing $theme_css to 'squirrelmail-cn.css'.
    db_input critical squirrelmail-cn/themecss || true
    db_go || true
else
    db_set squirrelmail-cn/themecss false || true
    db_fset squirrelmail-cn/themecss seen true
fi

exit 0