#!/bin/bash

# Fetch ips
ip=$(hostname --all-ip-address)

# Fetch SSH fingerprints
i=0
for key in /etc/ssh/ssh_host_*_key.pub ; do 
    output=$(ssh-keygen -l -f $key)
    fingerprint[$i]=" - $(echo $output | cut -d' ' -f2) $(echo $output| cut -d' ' -f4)"
    i=$(($i + 1))
done

#
# Build the logo
#

LOGO=$(cat << 'EOF'
 '.                        '                                    ''     -d.    
 /M+                       h-   .shh/           //            /NMy-    hMdosso
 'MN'   /' '.    -'  :+    N:  .Nmyym     yo   .MN'  omNds:   :mN' .sydMMMNds+
  sMh:/dN: :M'   m:  oMh' .M:  dy   h'    MM:  'Mo  oMh:-sMh    /ddNdyyNM'    
   .sMMy'  /M'  /M-  sMMd/sM- -Ms  +M+    MM:  +M/  mM'  -Md     'NM.  hM.    
     mM    .M- :NN   yMMMMMM: .dMNNMd' -/oMMmhmMMh  /msosNM/   ::oMM.  +M:    
    'MN     sMNMM+   mN:.+mM+   -+o/   :hMMm+- 'oN-   :oyo-    'yho.    -     
     hy      /yy:    :-    -.            -Nh      '                           
      .                                   
EOF
)

# ' Put a quote in comment to make vim happy about syntax highlighting :s

#
# Build the actual message
#

LOGO_AND_FINGERPRINTS=$(cat << EOF
"$LOGO"

IP: ${ip}
SSH fingerprints:
${fingerprint[0]}
${fingerprint[1]}
${fingerprint[2]}
${fingerprint[3]}
${fingerprint[4]}
EOF
)

if [[ ! -f /etc/yunohost/installed ]]
then
    if [[ ! -f /etc/yunohost/from_script ]]
    then
        sleep 5
        chvt 2
        echo "$LOGO_AND_FINGERPRINTS"
        echo -e "\e[m Post-installation \e[0m"
        echo "Congratulations! YunoHost has been successfully installed.
    Two more steps are required to activate the services of your server."
        read -p "Proceed to post-installation? (y/n) " -n 1
		RESULT=1
		while [ $RESULT -gt 0 ]; do
			if [[ $REPLY =~ ^[Nn]$ ]]; then
                chvt 1
				exit 0
			fi
                        echo -e "\n"
			/usr/bin/yunohost tools postinstall
			let RESULT=$?
			if [ $RESULT -gt 0 ]; then
				echo -e "\n"
				read -p "Retry? (y/n) " -n 1
			fi
		done
    fi
else # YunoHost is already post-installed
    echo "$LOGO_AND_FINGERPRINTS" > /etc/issue
fi