1 #!/bin/bash

2 #

3 # Autor: Julian Forster (www.ProgMaschine.de.vu)

4 # Autor: markus schnalke (prog.marmaro.de)

5 #

6

7

8 if [ $# -eq 1 ]; then

9 if [ $1 = '--version' ] ; then

10 echo 'Buddylistgrapher (shell)'

11 echo '========================'

12 echo 'version 0.2'

13 echo

14 echo 'by Julian Forster (http://progmaschine.de.vu)'

15 echo 'and Markus Schnalke (http://prog.marmaro.de)'

16 exit 0

17 elif [ $1 = '--help' ] ; then

18 echo 'Buddylistgrapher (shell)'

19 echo '========================'

20 echo

21 echo "usage: $0 <input.txt>"

22 echo

23 echo "The grapher generates output to stdout."

24 echo "This output is the input for the graphviz tools."

25 echo

26 echo "You can use it like this:"

27 echo "$0 input.txt | dot -Tpng > pic.png"

28 echo

29 echo "ToDo:"

30 echo "The program was written for one specific kind of input data,"

31 echo "so there is still some work to do to use it for general input."

32 exit 0

33 else

34

35 file=/tmp/`basename $0`-$$

36 file2=/tmp/`basename $0`-$$-2

37

38 # extract all needed lines

39 grep -e "Profil von:" -e "Nachricht schreiben" $1 > $file

40

41

42 # collect all profil names (we only want them as nodes)

43 cat $file | while read line ; do

44 echo -n "`echo $line | grep "Profil von:" | awk '{print " " $3 " "}'`" >> $file2

45 done

46 echo >> $file2

47

48

49 # output

50 echo "digraph G {"

51

52 cat $file | while read line ; do

53 if [ -n "`echo $line | grep "Profil von:"`" ] ; then

54 name=$(echo $line | awk '{ print $3 }')

55 else

56 buddy=$(echo $line | awk '{ print $3 }')

57 if [ -n "`grep -F " $buddy " $file2`" ] ; then

58 echo " \"$name\" -> \"$buddy\";"

59 fi

60 fi

61 done

62

63 echo "}"

64

65 rm $file $file2

66 exit 0

67

68 fi

69 else

70 echo "usage: $0 <input.txt>"

71 exit 1

72 fi