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72 lines
1.8 KiB
Bash
Executable File
72 lines
1.8 KiB
Bash
Executable File
#!/bin/sh
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# Shell functions for common operations using fbwhiptail
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mount_usb()
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{
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# Unmount any previous USB device
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if grep -q /media /proc/mounts ; then
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umount /media || die "Unable to unmount /media"
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fi
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# Mount the USB boot device
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mount-usb && USB_FAILED=0 || ( [ $? -eq 5 ] && exit 1 || USB_FAILED=1 )
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if [ $USB_FAILED -ne 0 ]; then
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whiptail $BG_COLOR_ERROR --title 'USB Drive Missing' \
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--msgbox "Insert your USB drive and press Enter to continue." 16 60
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mount-usb && USB_FAILED=0 || ( [ $? -eq 5 ] && exit 1 || USB_FAILED=1 )
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if [ $USB_FAILED -ne 0 ]; then
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whiptail $BG_COLOR_ERROR --title 'ERROR: Mounting /media Failed' \
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--msgbox "Unable to mount USB device" 16 60
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exit 1
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fi
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fi
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}
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file_selector()
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{
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FILE=""
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FILE_LIST=$1
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MENU_MSG=${2:-"Choose the file"}
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MENU_TITLE=${3:-"Select your File"}
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# create file menu options
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if [ `cat "$FILE_LIST" | wc -l` -gt 0 ]; then
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option=""
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while [ -z "$option" ]
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do
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MENU_OPTIONS=""
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n=0
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while read option
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do
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n=`expr $n + 1`
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option=$(echo $option | tr " " "_")
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MENU_OPTIONS="$MENU_OPTIONS $n ${option}"
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done < $FILE_LIST
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MENU_OPTIONS="$MENU_OPTIONS a Abort"
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whiptail --title "${MENU_TITLE}" \
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--menu "${MENU_MSG} [1-$n, a to abort]:" 20 120 8 \
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-- $MENU_OPTIONS \
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2>/tmp/whiptail || die "Aborting"
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option_index=$(cat /tmp/whiptail)
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if [ "$option_index" = "a" ]; then
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option="a"
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return
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fi
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option=`head -n $option_index $FILE_LIST | tail -1`
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if [ "$option" == "a" ]; then
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return
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fi
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done
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if [ -n "$option" ]; then
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FILE=$option
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fi
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else
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whiptail $BG_COLOR_ERROR --title 'ERROR: No Files Found' \
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--msgbox "No Files found matching the pattern. Aborting." 16 60
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exit 1
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fi
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}
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