#!/bin/sh

TryMount()
{
    type="$1"
    name="$2"

	doShareFolder=$(ls -1 "$name" | grep "shareFolder=on")
	if [ "$doShareFolder" ]; then
		if [ -d "/media/My Video" ]; then
			sharesFolder="/media/My Video/[Shares]       Do not delete!"
		else	
			sharesFolder="/media/drive1/Video/[Shares]       Do not delete!"	# don't really need on HD as we can asccess the root
		fi
	fi

    host=$(ls -1 "$name" | grep -e "^host" | cut -d'=' -f2 | sed -e 's/_/./g') #convert "_"s to "."s in host
    folder=$(ls -1 "$name" | grep -e "^folder" | cut -d'=' -f2 | sed -e 's/_/\//g') #convert "_"s to "/"s in folder name

	# should we wake up constantly?
	wakeConstantly=$(ls -1 "$name" | grep "wakeConstantly")	

	# should we wake up now?
	wake=$(ls -1 "$name" | grep "wakeNow")
    if [ "$wake" = "wakeNow" ] || [ "$wakeConstantly" = "wakeConstantly" ]; then
		mac=$(ls -1 "$name" | grep -e "^mac" | cut -d'=' -f2)
  		/mod/sbin/wakecmd "$mac" "$host"
        	
        if [ "$wake" = "wakeNow" ]; then
			/mod/bin/busybox/rmdir "$name/wakeNow" 
		fi
	fi
	if [ ! -d "$name/wakeNow?" ]; then
		mkdir "$name/wakeNow?"
	fi
	if [ ! -d "$name/wakeConstantly?" ] && [ ! -d "$name/wakeConstantly" ]; then
		mkdir "$name/wakeConstantly?"
	fi

	ping -c 2 -w 3 $host > /dev/null 				# try ping again
	pingresult=$?

    tim=$(date '+%Y-%m-%d %H:%M:%S')
    if [ $pingresult != 0 ]; then                # mount or unmount?
		#echo "$host not responding.."
		mounted=$(mount | grep -F "/media/$name")
		if [ "$mounted" ]; then
			echo "$tim - $host not found - unmounting.."
			# unmount if mounted
			echo "umount "/media/$name""
 			umount "/media/$name" -l
            /mod/bin/busybox/rmdir "/media/$name"
			if [ "$sharesFolder" ]; then
				umount "$sharesFolder/$name" -l
				/mod/bin/busybox/rmdir "$sharesFolder/$name"
			fi
        fi
    else
        if [ ! -d "/media/$name" ]; then
            echo "$tim - $host is on-line - attempting to mount $name"
            mkdir "/media/$name"        # and in My Videos?
			
            if [ $type = "smb" ]; then
                user=$(ls -1 "$name" | grep -e "^user")        # keep the [user|password etc]=... for these as they go into mount int that format
                password=$(ls -1 "$name" | grep -e "^password")
                domain=$(ls -1 "$name" | grep -e "^domain")
		unc="unc=\\\\$host\\`echo $folder | sed 's^/^\\\\^g'`"
                echo "mount -t cifs "//$host/$folder" "/media/$name" -o $user,password=#######,$domain,$unc"
                mount -t cifs "//$host/$folder" "/media/$name" -o "$user,$password,$domain,$unc"
            elif [ $type = "nfs" ]; then
                echo "mount -o soft "$host:/$folder" "/media/$name""
                mount -o soft "$host:/$folder" "/media/$name"
            fi
            
            if [ $? != 0 ]; then                # failed
                echo "Mount failed..."
				umount "/media/$name" -l
                /mod/bin/busybox/rmdir "/media/$name"
            elif [ "$sharesFolder" ]; then
				mkdir -p "$sharesFolder/$name"        # and in My Videos?
				mount "/media/$name" "$sharesFolder/$name"
			fi
        fi
    fi
}

CreateExample()
{
    type="$1"
    name="$2"
  	mkdir "$name/host=10_0_1_XX"
	mkdir "$name/shareFolder=off"
	mkdir "$name/mac=ABABABABABAB (only needed for wakeUp)"
	mkdir "$name/wakeNow?"
	mkdir "$name/wakeConstantly?"
	if [ $type = "smb" ]; then
		mkdir "$name/folder=ShareFolder"
        mkdir "$name/user=User"
        mkdir "$name/password=Password"
        mkdir "$name/domain=Domain or Workgroup"
    else
		mkdir "$name/folder=ShareFolder (use _ for slash)"
	fi
}


exec >/tmp/scanmounts.log 2>&1
date '+%Y-%m-%d %H:%M:%S'

if [ ! -d /mod/settings ]; then
	mkdir /mod/settings
fi

cd /mod/settings
# create some help 1st time
if [ ! -d smb ]; then
    mkdir -p "smb/*Create folder with mount name (opt+)"
    mkdir -p "smb/*Then edit options in folder"
fi
if [ ! -d nfs ]; then
    mkdir -p "nfs/*Create folder with mount name (opt+)"
    mkdir -p "nfs/*Then edit options in folder"
fi

# set up links to where we can get at the settings folder (a bit messy due to HDR / HD differences)
mounted=$(mount | grep "\[ModSettings\]")
if [ ! "$mounted" ]; then
	if [ -d "/media/My Video/[ModSettings]" ]; then                # HDR - add link to settings here as it can't get to /mod
		mount /mod/settings "/media/My Video/[ModSettings]"
	elif [ -d "/media/drive1/[ModSettings]" ]; then    # HD put [Modsettings] on root and add link to settings
		mount /mod/settings "/media/drive1/[ModSettings]"
	fi
fi


# reset wake constantly flags on restart and remove old settings
for type in smb nfs; do
	if [ -d $type ]; then 
		cd $type	
        for mountname in [!*]*; do
            if [ -d "$mountname/wakeConstantly" ]; then
        		mv "$mountname/wakeConstantly" "$mountname/wakeConstantly?" 
			fi
			if [ -d "$name/wakeNow" ]; then
				/mod/bin/busybox/rmdir "$name/wakeNow"
			fi
			if [ -d "$mountname/wakeUp=off" ]; then
				/mod/bin/busybox/rmdir "$mountname/wakeUp=off"
			fi
		done
		cd ..	   # back up to settings
	fi
done

# now loop forever checking the mounts
while [ 1 ]
do 
    for type in smb nfs; do
        if [ -d $type ]; then 
            cd $type
            for mountname in [!*]*; do                                        #ignore "comments" starting with *
                if [ -d "$mountname" ]; then
                    #echo "Checking $mountname"
                    if [ "$(ls -A "$mountname")" != "" ]; then
                        TryMount $type "$mountname"
                    else
                        CreateExample $type "$mountname"                    #Empty dir - create examples
                    fi
                fi
            done
            cd ..        # back up to settings
        fi
    done
    sleep 1
done