home *** CD-ROM | disk | FTP | other *** search
/ Perl Multimedia Cyber Classroom / PERL Multimedia Cyber Classroom (Prentice Hall)(1998).ISO / install.sh < prev    next >
Linux/UNIX/POSIX Shell Script  |  1998-03-31  |  41KB  |  1,173 lines
  1. #!/bin/sh
  2. #
  3. # $Id$
  4. #
  5. # CyberClassroom installation script.
  6. #
  7.  
  8. SCRIPT_NAME="$0"
  9.  
  10. # FUNCTION:     cleanup()
  11. #
  12. # DESCRIPTION: To uninstall any aborted attempted install, cleanup the
  13. # "footprints" of any thing the install did to the user's system, and
  14. # return with the specified error code.
  15. #
  16. # ARGUMENTS: $1 - The error code to exit this script with.
  17. #
  18. # GLOBALS: Assumes $UNINSTALL_LINE1 $UNINSTALL_LINE2 $UNINSTALL_LINE3
  19. # $UNINSTALL_LINE4 are set if need be.
  20. #
  21. # RETURN VALUE: NONE
  22. #
  23. cleanup()
  24. {
  25.   $ECHO
  26.   $ECHO "$SCRIPT_NAME: Installation Aborted, cleaning up..."
  27.   $ECHO
  28.   $UNINSTALL_LINE1
  29.   $UNINSTALL_LINE2
  30.   $UNINSTALL_LINE3
  31.   $UNINSTALL_LINE4
  32.   exit $1
  33. }
  34.  
  35.  
  36. # FUNCTION:     two_value_question()
  37. #
  38. # DESCRIPTION As a question of the user for input that has 2 allowable
  39. # answers.  The first argument is the first allowable answer the user
  40. # can type in and also the default answer if the user just hits the
  41. # enter key. The second argument is the other allowable answer.  The
  42. # comparison is case INDEPENDENT, in other words the answer "YeS" is
  43. # the same as "yes".  Also the first letter of the answer is all that
  44. # is required, however if the user chooses to type the full allowable
  45. # answer then ONLY the first character is checked, in other words
  46. # "Yasdfa" will be interpreted as a valid "YES".
  47. #
  48. # ARGUMENTS:    $1 - first allowable value and also the prompt default
  49. #               $2 - Second allowable value
  50. #
  51. # GLOBALS:      Assumes $L1 $L2 $L3 $L4 $L5 $L6 $L7 are set if need be.
  52. #
  53. # RETURN VALUE: $PROMPT_ANSWER set a the first character of the
  54. # selected prompt.
  55. #
  56. two_value_question()
  57. {
  58.   FIRST_CHAR_OF_ARG1=`$ECHO "$1" | tr "[:lower:]" "[:upper:]" | awk '{print substr($1,1,1)}'` 
  59.   FIRST_CHAR_OF_ARG2=`$ECHO "$2" | tr "[:lower:]" "[:upper:]" | awk '{print substr($1,1,1)}'` 
  60.   QUIT_WHILE=0
  61.   while [ $QUIT_WHILE -eq 0 ]
  62.   do
  63.     $ECHO
  64.     if [ "$L1" != "" ]; then
  65.       $ECHO "$L1"
  66.     fi
  67.     if [ "$L2" != "" ]; then
  68.       $ECHO "$L2"
  69.     fi
  70.     if [ "$L3" != "" ]; then
  71.       $ECHO "$L3"
  72.     fi
  73.     if [ "$L4" != "" ]; then
  74.       $ECHO "$L4"
  75.     fi
  76.     if [ "$L5" != "" ]; then
  77.       $ECHO "$L5"
  78.     fi
  79.     if [ "$L6" != "" ]; then
  80.       $ECHO "$L6"
  81.     fi
  82.     if [ "$L7" != "" ]; then
  83.       $ECHO "$L7"
  84.     fi
  85.     read A_OR_B
  86.     if [ "$A_OR_B" = "" ]; then
  87.       A_OR_B=$1
  88.     fi
  89.     PROMPT_ANSWER=`$ECHO "$A_OR_B" | tr "[:lower:]" "[:upper:]" | awk '{print substr($1,1,1)}'`
  90.     if [ "$PROMPT_ANSWER" != "$FIRST_CHAR_OF_ARG1" -a "$PROMPT_ANSWER" != "$FIRST_CHAR_OF_ARG2" ]; then
  91.       $ECHO
  92.       $ECHO "Please answer with \"$1\" or \"$2\".  Try again."
  93.     else
  94.       QUIT_WHILE=1
  95.     fi
  96.   done
  97.   return 0
  98. }
  99.  
  100. # 
  101. # copy_file_to_file
  102. #
  103. # Takes two arguments as file names for copying.  First argument specifies
  104. # source file, the second specifies the destination file.  Each argument
  105. # may be prepended with absolute or relative path name.  Attempts to
  106. # create any non-existent directories in destination path before copying.
  107. #
  108. # An optional third argument specifies an permissions argument that
  109. # would be passed to a chmod operation on the destination file.
  110.  
  111. # NOTE: Destination is always taken as a file name, not a directory, unless
  112. # a directory with a name matching the destination exists before the call.
  113. #
  114. copy_file_to_file()
  115. {
  116.   $ECHO "Copying $1 to $2 ..."
  117.  
  118.   destdir=`dirname $2`
  119.   if [ $? -eq 0 ] ; then mkdir -p $destdir ; fi
  120.   if [ $? -eq 0 ] ; then cp -p $1 $2 ; fi 
  121.   if [ $? -eq 0 -a "$3" != "" ] ; then chmod $3 $2 ; fi
  122. }
  123.  
  124.  
  125. #
  126. # copy_file_from_list_to_list
  127. #
  128. # Function takes two arguments as lists of source and destination files
  129. # for copying, respectively.  Files in the source list ($1) are copied to
  130. # the corresponding location in the destination list ($2) using the
  131. # copy_file_to_file() function.
  132. #
  133. # An optional third argument is taken as a list of permissions arguments
  134. # that will be applied to the files in the destination list.
  135. #
  136. # Special care should be taken with quoting for forming the lists as single
  137. # arguments.  (This is Bourne shell, after all.)  Naturally, the lists
  138. # should all be of equal length.
  139. #
  140. copy_file_from_list_to_list()
  141. {
  142.     i=1
  143.     for srcfile in $1 ; do
  144.         destfile=`$ECHO "$2" | awk "{ print \\$$i }"`
  145.         destperm=`$ECHO "$3" | awk "{ print \\$$i }"`
  146.         copy_file_to_file $srcfile $destfile $destperm
  147.         status=$?
  148.         if [ $status -ne 0 ] ; then return $status ; fi
  149.         i=`expr $i + 1`
  150.     done
  151. }
  152.  
  153.  
  154. trap '$ECHO;$ECHO "Ctrl-C detected";$ECHO;cleanup 1' 2
  155.  
  156. SCRIPTDIR=`dirname $0`
  157.  
  158. # Get the run-time parameters for this install
  159. if [ -f ./install.ini ] ; then
  160.     . ./install.ini
  161. elif [ -f $SCRIPTDIR/install.ini ] ; then
  162.     . $SCRIPTDIR/install.ini
  163. else
  164.     $ECHO "Error: Could not find install.ini file."
  165.     cleanup 1
  166. fi
  167.  
  168. if [ "$CYBERCLASSROOM_CDROOT" != "" ] ; then
  169.     # set CDROM root explicitly
  170.     CDROM_DIR=$CYBERCLASSROOM_CDROOT
  171. else
  172.     # default the CD root to the directory where the script was found
  173.         cd $SCRIPTDIR
  174.     CDROM_DIR=`/usr/bin/pwd`
  175. fi
  176.  
  177. # The rest of the script runs relative to the root of the CDROM
  178. cd $CDROM_DIR
  179.  
  180. UNINSTALL_LINE1=""
  181. UNINSTALL_LINE2=""
  182. UNINSTALL_LINE3=""
  183. UNINSTALL_LINE4=""
  184.  
  185. printf "%s" "$WELCOME_MSG"
  186.  
  187. # No arguments required for this script
  188. if [ $# -ne 0 ]; then
  189.   $ECHO
  190.   $ECHO "Note: no arguments are required for this installation script."
  191.   $ECHO "The arguments will be ignored."
  192.   $ECHO
  193. fi
  194.  
  195. # Warning message if the current user is not "root"
  196. user=`id | sed 's/^.*(\(.*\)) .*/\1/'`
  197. groupid=`id | sed 's/gid.*(\(.*\))/\1/' | awk '{print $NF}'`
  198. if [ "$user" != "root" ]; then
  199.   L5=""; L6=""; L7=""
  200.   L1="WARNING: This installation script creates files and directories "
  201.   L2="on local mount points.  Unless you have proper file permissions "
  202.   L3="the installation may not proceed properly."
  203.   L4="Continue installation as user \"$user\" ? (yes|no) [no]: \c"
  204.   two_value_question no yes 
  205.   if [ "$PROMPT_ANSWER" != "Y" ]; then
  206.     cleanup 5
  207.   fi
  208.   $ECHO
  209. fi
  210.  
  211.  
  212. INSTALL_JRE=1
  213. JRE_LOCATION=/opt
  214.  
  215.  
  216. L2=""; L3=""; L4=""; L5=""; L6=""; L7=""
  217. L1="Do you have the SunSoft JRE installed ? (yes|no) [no]: \c"
  218. two_value_question no yes
  219. if [ "$PROMPT_ANSWER" = "Y" ]; then
  220.   while [ 1 ]
  221.   do
  222.     JRE_LOCATION=/opt
  223.     INSTALL_JRE=0
  224.  
  225.     # Ask for the "jre" in the current path
  226.     $ECHO
  227.     $ECHO "Where is the SunSoft JRE installed ? (ex: \"/opt/apps/jre${CYBERCLASSROOM_JRE_VERSION}\"): \c"
  228.     read RESPONSE
  229.     if [ "$RESPONSE" = "" ]; then
  230.       $ECHO
  231.       $ECHO "You must type a location, such as \"/opt/apps/jre${CYBERCLASSROOM_JRE_VERSION}\".  Try again."
  232.       $ECHO
  233.       continue
  234.     fi
  235.  
  236.     JRE_LOCATION=$RESPONSE
  237.  
  238.     # Check to see if the user is right
  239.     if [ ! -d $JRE_LOCATION ]; then
  240.         $ECHO
  241.         $ECHO "The directory \"$JRE_LOCATION\" does not exist on your system."
  242.         $ECHO "Please try another path."
  243.         $ECHO
  244.         continue
  245.     fi
  246.  
  247.     # OK Now we have the location
  248.     JRE_EXECUTABLE=$JRE_LOCATION/bin/jre
  249.  
  250.     # Check for the JRE and run it, make sure it's the version
  251.     # CyberClassroom needs or a version
  252.     # that is later.
  253.     if [ ! -f $JRE_EXECUTABLE ]; then
  254.       TMP_JRE_LOCATION=$JRE_LOCATION/jre${CYBERCLASSROOM_JRE_VERSION}
  255.       TMP_JRE_EXECUTABLE=$TMP_JRE_LOCATION/bin/jre
  256.       if [ ! -f $TMP_JRE_EXECUTABLE ]; then
  257.         L5=""; L6=""; L7=""
  258.         L1="The executable \"$TMP_JRE_EXECUTABLE\" does not exist "
  259.         L2="Maybe there is a damaged installation of a previous JRE."
  260.         L3="Do you wish to reinstall the JRE in the directory"
  261.         L4="\"$JRE_LOCATION\" ? (yes/no) [yes]: \c"
  262.         two_value_question yes no
  263.         if [ "$PROMPT_ANSWER" = "Y" ]; then
  264.           INSTALL_JRE=1
  265.           break
  266.         else
  267.           L2=""; L3=""; L4=""; L5=""; L6=""; L7=""
  268.           L1="Choose another location? (yes/no) [yes]: \c"
  269.           two_value_question yes no
  270.           if [ "$PROMPT_ANSWER" = "Y" ]; then
  271.             continue
  272.           else
  273.             $ECHO
  274.             $ECHO "$0: ERROR: A possibly damaged installation of the JRE was detected"
  275.             $ECHO "in the directory \"$JRE_LOCATION\"."
  276.             $ECHO "Please correct this problem and run this installation again."
  277.             cleanup 15
  278.           fi
  279.         fi
  280.       else
  281.         JRE_LOCATION=$TMP_JRE_LOCATION
  282.         JRE_EXECUTABLE=$TMP_JRE_EXECUTABLE
  283.       fi
  284.     fi
  285.  
  286.     CURRENT_JRE=`$JRE_EXECUTABLE -help 2>&1 | grep -i Version | awk '{print $NF}'`
  287.     if [ `$ECHO "$CURRENT_JRE" | awk -F. '{print $1$2$3$4}'` -ne `$ECHO "$CYBERCLASSROOM_JRE_VERSION" | awk -F. '{print $1$2$3$4}'` ]; then
  288.       L7=""
  289.       L1="The JRE executable [$CURRENT_JRE] on your system"
  290.       L2="is not the version used by the CyberClassroom JRE "
  291.       L3="[jre version \"$CYBERCLASSROOM_JRE_VERSION\"]."
  292.       L4="If you are using a version older than this,"
  293.       L5="it is recommended you install the CyberClassroom JRE version as well."
  294.       L6="Continue and use existing JRE  ? (yes/no) [no]: \c"
  295.       two_value_question no yes
  296.       if [ "$PROMPT_ANSWER" = "Y" ]; then
  297.         INSTALL_JRE=0
  298.       else
  299.         INSTALL_JRE=1
  300.       fi
  301.       break
  302.     else
  303.       break
  304.     fi
  305.  
  306.   done
  307.  
  308. fi
  309.  
  310. # If the JRE needs installing do it now
  311.  
  312. while [ 1 ]
  313. do
  314. if [ $INSTALL_JRE -eq 1 ]; then
  315.   $ECHO
  316.   $ECHO "You are about to install the SunSoft JRE version $CYBERCLASSROOM_JRE_VERSION."
  317.   $ECHO "Please conform to all licensing agreements."
  318.   $ECHO "NOTE: The installer will create a directory named (jre${CYBERCLASSROOM_JRE_VERSION})"
  319.   $ECHO "      inside the directory you specify.  For example, if you specify \"/opt\" in"
  320.   $ECHO "      response to the prompt below, the JRE will be installed in directory "
  321.   $ECHO "      \"/opt/jre${CYBERCLASSROOM_JRE_VERSION}\""
  322.   $ECHO "Where do we install the SunSoft JRE (full directory path) ? [$JRE_LOCATION]: \c"
  323.   read RESPONSE
  324.   if [ "$RESPONSE" != "" ]; then
  325.     JRE_LOCATION=$RESPONSE
  326.   fi
  327.   L2=""; L3=""; L4=""; L5=""; L6=""; L7=""
  328.   L1="Install SunSoft JRE in directory ($JRE_LOCATION) creating if necessary ? (yes/no) [yes]: \c  "
  329.   two_value_question yes no
  330.   if [ "$PROMPT_ANSWER" = "N" ]; then
  331.     L2=""; L3=""; L4=""; L5=""; L6=""; L7=""
  332.     L1="Choose another location ? (yes/no) [yes]: \c"
  333.     two_value_question yes no
  334.     if [ "$PROMPT_ANSWER" = "Y" ]; then
  335.       continue
  336.     else
  337.       cleanup 20
  338.     fi
  339.   fi
  340.  
  341.   # Check if destination directory exists, remove the whole thing!!!
  342.   if [ -d $JRE_LOCATION ]; then
  343.     if [ -d $JRE_LOCATION/jre${CYBERCLASSROOM_JRE_VERSION} ]; then
  344.       L4=""; L5=""; L6=""; L7=""
  345.       L1="The JRE Directory \"$JRE_LOCATION/jre${CYBERCLASSROOM_JRE_VERSION}\" already exists."
  346.       L2="To avoid any possible problems, this directory should be cleaned before installation."
  347.       L3="Remove all files in $JRE_LOCATION/jre${CYBERCLASSROOM_JRE_VERSION}? (yes/no) [yes]: \c"
  348.       two_value_question yes no
  349.       if [ "$PROMPT_ANSWER" = "Y" ]; then
  350.  
  351.         rm -rf $JRE_LOCATION/jre${CYBERCLASSROOM_JRE_VERSION}
  352.         if [ $? -ne 0 ]; then
  353.           $ECHO
  354.           $ECHO "$0: ERROR: following system command failed:"
  355.           $ECHO "\"rm -rf $JRE_LOCATION/jre${CYBERCLASSROOM_JRE_VERSION}\""
  356.           $ECHO "Unable to remove an old installation of the JRE."
  357.           $ECHO
  358.           cleanup 25
  359.         fi
  360.  
  361.       fi
  362.     fi
  363.  
  364.     UNINSTALL_LINE1="rm -rf $JRE_LOCATION/jre${CYBERCLASSROOM_JRE_VERSION}"
  365.  
  366.   else
  367.  
  368.     mkdir -p $JRE_LOCATION
  369.     if [ $? -ne 0 ]; then
  370.       $ECHO
  371.       $ECHO "$0: ERROR: following system command failed:"
  372.       $ECHO "\"mkdir -p $JRE_LOCATION\""
  373.       $ECHO "Unable to create a new directory for the JRE."
  374.       $ECHO
  375.       cleanup 30
  376.     fi
  377.  
  378.     UNINSTALL_LINE1="rm -rf $JRE_LOCATION"
  379.  
  380.   fi
  381.  
  382.   cp ./$SOLARIS_JRE_RUNTIME $JRE_LOCATION
  383.   if [ $? -ne 0 ]; then
  384.     $ECHO
  385.     $ECHO "$0: ERROR: following system command failed:"
  386.     $ECHO "\"cp  ./$SOLARIS_JRE_RUNTIME $JRE_LOCATION\""
  387.     $ECHO "Unable to install JRE."
  388.     $ECHO
  389.     cleanup 35
  390.   fi
  391.  
  392.   chmod a+x $JRE_LOCATION/$SOLARIS_JRE_RUNTIME
  393.   if [ $? -ne 0 ]; then
  394.     $ECHO
  395.     $ECHO "$0: ERROR: following system command failed:"
  396.     $ECHO "\"chmod a+x $JRE_LOCATION/$SOLARIS_JRE_RUNTIME\""
  397.     $ECHO "Unable to install JRE."
  398.     $ECHO
  399.     cleanup 40
  400.   fi
  401.  
  402.   (cd $JRE_LOCATION;./$SOLARIS_JRE_RUNTIME)
  403.   if [ $? -ne 0 ]; then
  404.     $ECHO
  405.     $ECHO "$0: ERROR: following system command failed:"
  406.     $ECHO "\"(cd $JRE_LOCATION;./$SOLARIS_JRE_RUNTIME)\""
  407.     $ECHO "Unable to install JRE."
  408.     $ECHO
  409.     cleanup 45
  410.   fi
  411.  
  412.   # Remove the local copy of the JRE Runtime
  413.   rm -rf $JRE_LOCATION/$SOLARIS_JRE_RUNTIME
  414.   if [ $? -ne 0 ]; then
  415.     $ECHO
  416.     $ECHO "$0: ERROR: following system command failed:"
  417.     $ECHO "\"rm -rf $JRE_LOCATION/$SOLARIS_JRE_RUNTIME\""
  418.     $ECHO "Unable to install JRE."
  419.     $ECHO
  420.     cleanup 50
  421.   fi
  422.  
  423.   JRE_LOCATION=$JRE_LOCATION/jre${CYBERCLASSROOM_JRE_VERSION}
  424.  
  425. fi
  426. break
  427. done
  428.  
  429. # Now install the actuall CyberClassroom Viewer and accompanying book.
  430. # Ask if the want to install it locally or leave it on the CDROM.         
  431. # Check for previous CyberClassroom and remove if older.
  432. # Check to see if there is space to install.
  433. # Finally, write the commands necessary to do the unistallation script.
  434.  
  435. $ECHO
  436. $ECHO "You are about to proceed with the Cyber Classroom installation."
  437. $ECHO
  438. $ECHO "\"Compact\" Installation requires approximately $CYBERCLASSROOM_BOOK_REQUIRED_SPACE_IN_MB_FOR_COMPACT MB of disk space."
  439. $ECHO "All of the data files are installed on your local hard disk, EXCEPT"
  440. $ECHO "the audio files, which remain on the CD-ROM.  Links to these large"
  441. $ECHO "files are created on your hard drive.  This means you MUST have the "
  442. $ECHO "CD-ROM in your CD-ROM drive in order to run the Cyber Classroom."
  443. $ECHO
  444. $ECHO "\"Full\" Installation requires approximately $CYBERCLASSROOM_BOOK_REQUIRED_SPACE_IN_MB_FOR_FULL MB of disk space."
  445. $ECHO "All of the data files are installed your local hard disk, INCLUDING"
  446. $ECHO "the audio files.  You do not need the CD-ROM in your CD-ROM drive"
  447. $ECHO "to run the Cyber Classroom."
  448. $ECHO
  449.  
  450. L2=""; L3=""; L4=""; L5=""; L6=""; L7=""
  451. L1="Which installation option do you choose ? (Compact/Full) [Compact]: \c"
  452. two_value_question Compact Full
  453. if [ "$PROMPT_ANSWER" = "C" ]; then
  454.   INSTALLATION_OPTION="Compact"
  455. else
  456.   INSTALLATION_OPTION="Full"
  457. fi
  458.  
  459.  
  460. # OK installation type determined lets check disk space 
  461.  
  462. if [ "$INSTALLATION_OPTION" = "Compact" ]; then
  463.   CYBERCLASSROOM_BOOK_REQUIRED_SPACE_IN_K=$CYBERCLASSROOM_BOOK_REQUIRED_SPACE_IN_K_FOR_COMPACT
  464. else
  465.   CYBERCLASSROOM_BOOK_REQUIRED_SPACE_IN_K=$CYBERCLASSROOM_BOOK_REQUIRED_SPACE_IN_K_FOR_FULL
  466. fi
  467.  
  468. $ECHO
  469. $ECHO "Installation Mode \"$INSTALLATION_OPTION\" Chosen....."
  470. $ECHO
  471.  
  472.  
  473. while [ 1 ]
  474. do
  475.   CYBERCLASSROOM_LOCATION=/opt/CyberClassroom
  476.   $ECHO
  477.   $ECHO "Note: If you have done previous installation of any CyberClassroom"
  478.   $ECHO "product, it is suggested you use the same directory as before."
  479.   $ECHO "This will eliminate duplicate copies of the CyberClassroom Viewer"
  480.   $ECHO "Where do we install the CyberClassroom (full directory path) ? [$CYBERCLASSROOM_LOCATION]: \c"
  481.  
  482.   read RESPONSE
  483.  
  484.   # if it's not null then don't use the default prompt answer
  485.   if [ "$RESPONSE" != "" ]; then
  486.     CYBERCLASSROOM_LOCATION=$RESPONSE
  487.   fi  
  488.  
  489.   # Check to see if the main directory exists
  490.   if [ ! -d $CYBERCLASSROOM_LOCATION ]; then
  491.  
  492.     L4=""; L5=""; L6=""; L7=""
  493.     L1="The directory you have chosen"
  494.     L2="\"$CYBERCLASSROOM_LOCATION\""
  495.     L3="does not exist. Create Directory Now ? (yes/no) [yes]: \c"
  496.     two_value_question yes no
  497.     if [ "$PROMPT_ANSWER" = "Y" ]; then
  498.  
  499.       mkdir -p $CYBERCLASSROOM_LOCATION
  500.       if [ $? -ne 0 ]; then
  501.         $ECHO
  502.         $ECHO "$0: ERROR: following system command failed:"
  503.         $ECHO "\"mkdir -p $CYBERCLASSROOM_LOCATION\""
  504.         $ECHO "Unable to create directory <$CYBERCLASSROOM_LOCATION>."
  505.         $ECHO
  506.         DIR_OK=0
  507.       else
  508.         UNINSTALL_LINE4="rm -rf $CYBERCLASSROOM_LOCATION"
  509.         DIR_OK=1
  510.       fi
  511.     # Prompt answer as no
  512.     else 
  513.       DIR_OK=0
  514.     fi
  515.  
  516.     if [ $DIR_OK -eq 0 ]; then
  517.       L2=""; L3=""; L4=""; L5=""; L6=""; L7=""
  518.       L1="Choose another location? (yes/no) [yes]: \c"
  519.       two_value_question yes no
  520.       if [ "$PROMPT_ANSWER" = "Y" ]; then
  521.         continue
  522.       else
  523.         cleanup 55
  524.       fi
  525.     fi
  526.   fi
  527.  
  528.   # Check for required space in the selected CyberClassroom directory.  We do this by finding what
  529.   # partition this directory is mounted on.  (Ex. /export/home/generic/CyberClassroom is on the /export/home
  530.   # partition.
  531.  
  532.   $ECHO
  533.   $ECHO "Checking Disk Space Requirements....."
  534.   $ECHO
  535.   CURRENT_LOCATION_K=`df -k $CYBERCLASSROOM_LOCATION | tail -1 | awk '{print $4}'`
  536.   if [  $CURRENT_LOCATION_K -le $CYBERCLASSROOM_BOOK_REQUIRED_SPACE_IN_K ]; then
  537.     L5=""; L6=""; L7=""
  538.     L1="WARNING: The directory you selected for $INSTALLATION_OPTION CyberClassroom installation "
  539.     L2="\"$CYBERCLASSROOM_LOCATION\" only has ${CURRENT_LOCATION_K}K of available space."
  540.     L3="in its partition. The CyberClassroom product requires ${CYBERCLASSROOM_BOOK_REQUIRED_SPACE_IN_K}K of space."
  541.     L4="Select Another Location? (yes/no) [yes]: \c"
  542.     two_value_question yes no
  543.     if [ "$PROMPT_ANSWER" = "N" ]; then
  544.       cleanup 60
  545.     fi
  546.   else 
  547.     # Space test succeeded
  548.     break
  549.   fi
  550.  
  551. done
  552.  
  553. # Do check for a Previous CyberClassroom Viewer and ask (or recommend) to replace it if is
  554. # identified as an old version
  555.  
  556. INSTALL_NEW_VIEWING_ENGINE=0
  557. if [ -d $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_VIEWER_DIR ]; then
  558.  
  559.   CURRENT_CYBERCLASSROOM_VERSION=`$JRE_LOCATION/bin/jre -cp $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_VIEWER_DIR/gsl.jar gsl.gui.Classroom -version`
  560.   if [ $? -ne 0 ]; then
  561.     $ECHO
  562.     $ECHO "$0: ERROR: following script command \"$JRE_LOCATION/bin/jre -cp "
  563.     $ECHO "$CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_VIEWER_DIR/gsl.jar gsl.gui.Classroom"
  564.     $ECHO " -version\" failed."
  565.     $ECHO "Unable to determine an existing CyberClassroom Viewer version number."
  566.     $ECHO "A new Viewer will be installed to correct the damaged installation."
  567.     $ECHO
  568.     INSTALL_NEW_VIEWING_ENGINE=1
  569.   else
  570.     if [ `$ECHO "$CURRENT_CYBERCLASSROOM_VERSION" | awk -F. '{print $1$2$3$4}'` -lt `$ECHO "$CYBERCLASSROOM_VIEWER_VERSION" | awk -F. '{print $1$2$3$4}'` ]; then
  571.       L6=""; L7=""
  572.       L1="Note: The installation script has determined that you already have a previous installation of"
  573.       L2="the CyberClassroom Viewing Engine (i.e. the "$CYBERCLASSROOM_VIEWER_DIR" directory) and determined that its version"
  574.       L3="($CURRENT_CYBERCLASSROOM_VERSION) is older than the one being installed now ($CYBERCLASSROOM_VIEWER_VERSION)."
  575.       L4="It is STRONGLY recommended that you install the updated version of this viewing engine."
  576.       L5="Shall we proceed and install the new CyberClassroom Viewing Engine ? (yes/no) [yes]: \c"
  577.       two_value_question yes no
  578.       if [ "$PROMPT_ANSWER" = "Y" ]; then
  579.         INSTALL_NEW_VIEWING_ENGINE=1
  580.       fi
  581.     fi
  582.   fi
  583. else
  584.   INSTALL_NEW_VIEWING_ENGINE=1
  585. fi
  586.  
  587. if [ $INSTALL_NEW_VIEWING_ENGINE -eq 1 ]; then
  588.  
  589.   if [ -d $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_VIEWER_DIR ]; then
  590.     rm -rf $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_VIEWER_DIR
  591.     if [ $? -ne 0 ]; then
  592.       $ECHO
  593.       $ECHO "$0: ERROR: following system command failed:"
  594.       $ECHO "\"rm -rf $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_VIEWER_DIR\""
  595.       $ECHO "Unable to remove an old CyberClassroom Viewing Engine."
  596.       $ECHO
  597.       cleanup 65
  598.     fi
  599.   fi
  600.  
  601.   $ECHO
  602.   $ECHO "Copying Viewer Files....."
  603.   $ECHO
  604.  
  605.   cp -R $CYBERCLASSROOM_VIEWER_DIR $CYBERCLASSROOM_LOCATION
  606.   if [ $? -ne 0 ]; then
  607.     $ECHO
  608.     $ECHO "$0: ERROR: following system command failed:"
  609.     $ECHO "\"cp -R $CYBERCLASSROOM_VIEWER_DIR $CYBERCLASSROOM_LOCATION\""
  610.     $ECHO "Unable to install an new CyberClassroom Viewing Engine."
  611.     $ECHO
  612.     cleanup 70
  613.   fi
  614.  
  615.   # Set at least write permission so that this directory can be
  616.   # removed if the uninstallation is run.
  617.  
  618.   chmod -R u+w $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_VIEWER_DIR
  619.   if [ $? -ne 0 ]; then
  620.     $ECHO
  621.     $ECHO "$0: ERROR: following system command failed:"
  622.     $ECHO "\"chmod -R u+w $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_VIEWER_DIR\""
  623.     $ECHO "Unable to install an new CyberClassroom Viewing Engine."
  624.     $ECHO
  625.     cleanup 72
  626.   fi
  627.  
  628.  
  629.   UNINSTALL_LINE3="rm -rf $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_VIEWER_DIR"
  630.  
  631. fi
  632.  
  633.  
  634.  
  635. # Now, install the book checking for "Compact" or "Full" Installation
  636. # If already there, then remove it first and replace with a new one
  637.  
  638. INSTALL_NEW_BOOK_DIR=0
  639. if [ -d $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR ]; then
  640.   L5=""; L6=""; L7=""
  641.   L1="Note: The installation script has determined that you already"
  642.   L2="have a previous installation of the CyberClassroom Book"
  643.   L3="directory \"$CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR\"."
  644.   L4="Should we reinstall over this directory (answer \"no\" to abort this script) ? (yes/no) [yes]: \c"
  645.   two_value_question yes no
  646.   if [ "$PROMPT_ANSWER" = "Y" ]; then
  647.     INSTALL_NEW_BOOK_DIR=1
  648.   else
  649.     cleanup 73
  650.   fi
  651. else
  652.   INSTALL_NEW_BOOK_DIR=1
  653. fi
  654.  
  655. if [ $INSTALL_NEW_BOOK_DIR -eq 1 ]; then
  656.  
  657.   if [ -d $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR ]; then
  658.     rm -rf $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR
  659.     if [ $? -ne 0 ]; then
  660.       $ECHO
  661.       $ECHO "$0: ERROR: following system command failed:"
  662.       $ECHO "\"rm -rf $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR\""
  663.       $ECHO "Unable to remove an old installation of this CyberClassroom book."
  664.       $ECHO
  665.       cleanup 75
  666.     fi
  667.   fi
  668.  
  669.   $ECHO
  670.   $ECHO "Copying Book Files....."
  671.   $ECHO
  672.  
  673.   # First copy the contents of the book directory without the jar
  674.   # files, zip files and answers directory.  Using cpio method creates
  675.   # the main directory as well as the sub directories if necessary.
  676.   # The users custom umask could subtract write permission from us, therefor
  677.   # try and add if for the tar command below, then restore it.
  678.  
  679.   old_mask=`umask`
  680.   umask 0000
  681.   tar cvf - `ls -d $CYBERCLASSROOM_BOOK_DIR/* | egrep -v '\.zip$|\.jar$|\/answers$'` | ( cd $CYBERCLASSROOM_LOCATION; tar xvf - )
  682.   if [ $? -ne 0 ]; then
  683.      $ECHO
  684.      $ECHO "$0: ERROR: following system command failed:"
  685.      $ECHO "\"tar cvf - \`ls -d $CYBERCLASSROOM_BOOK_DIR/* | egrep -v '\.zip$|\.jar$|\/answers$'\` | ( cd $CYBERCLASSROOM_LOCATION; tar xvf - )\""
  686.      $ECHO "Unable to install the CyberClassroom book."
  687.      $ECHO
  688.      cleanup 76
  689.   fi
  690.   umask $old_mask
  691.  
  692.  
  693.   # First create the directory tree and set permissions on it
  694.   #find $CYBERCLASSROOM_BOOK_DIR -type d-print | cpio -pmd $CYBERCLASSROOM_LOCATION
  695.   #status=$?
  696.   #if [ $status -eq 0 ] ; then chmod -R u+rw $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR ; fi
  697.   #chmod -R u+rw $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR
  698.   #if [ $? -ne 0 ]; then
  699.   #  $ECHO
  700.   #  $ECHO "$0: ERROR: Failed change permission on book files in $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR"
  701.   #  $ECHO "Unable to install the CyberClassroom book."
  702.   #  $ECHO
  703.   #  cleanup 80
  704.   #fi
  705.   #status=$?
  706.  
  707.   # Now, if that was OK, copy file files
  708.   #if [ $status -eq 0 ]; then find $CYBERCLASSROOM_BOOK_DIR -print | egrep -v '\.zip$|\.jar$|\/answers$' | cpio -pmd $CYBERCLASSROOM_LOCATION ; fi
  709.   #status=$?
  710.   #if [ $status -ne 0 ]; then
  711.   #  $ECHO
  712.   #  $ECHO "$0: ERROR: Failed copying book files to $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR"
  713.   #  $ECHO "Unable to install the CyberClassroom book."
  714.   #  $ECHO
  715.   #   cleanup 80
  716.   #fi
  717.  
  718.   # Now copy any "extra" files in the explicit copy lists
  719.   if [ "$EXPLICIT_COPY_SOURCE_LIST" != "" ] ; then
  720.     full_dest_list=""
  721.     for x in $EXPLICIT_COPY_DEST_LIST ; do
  722.       full_dest_list="$full_dest_list $CYBERCLASSROOM_LOCATION/$x"
  723.     done
  724.  
  725.     copy_file_from_list_to_list "$EXPLICIT_COPY_SOURCE_LIST" "$full_dest_list" "$EXPLICIT_COPY_DEST_PERMS"
  726.     if [ $? -ne 0 ]; then
  727.        $ECHO
  728.        $ECHO "ERROR: Failed to copy files: $EXPLICIT_SOURCE_LIST"
  729.        $ECHO "Unable to install the CyberClassroom book file ($CYBERCLASSROOM_BOOK_FILE)."
  730.        $ECHO
  731.        cleanup 82
  732.     fi
  733.   fi
  734.  
  735.   UNINSTALL_LINE2="$UNINSTALL_LINE2 rm -rf $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR"
  736.  
  737.   # For a "Full" installation, copy the jar and zip files along with the answers directory.
  738.   if [ "$INSTALLATION_OPTION" = "Full" ]; then
  739.     tar cvf - `ls -d $CYBERCLASSROOM_BOOK_DIR/*.jar $CYBERCLASSROOM_BOOK_DIR/*.zip $CYBERCLASSROOM_BOOK_DIR/answers` | ( cd $CYBERCLASSROOM_LOCATION; tar xvf - )
  740.     if [ $? -ne 0 ]; then
  741.        $ECHO
  742.        $ECHO "$0: ERROR: following system command failed:"
  743.        $ECHO "\"tar cvf - \`ls $CYBERCLASSROOM_BOOK_DIR/*.jar\` | ( cd $CYBERCLASSROOM_LOCATION; tar xvf - )\""
  744.        $ECHO "Unable to install the CyberClassroom book file ($CYBERCLASSROOM_BOOK_FILE)."
  745.        $ECHO
  746.        cleanup 83
  747.     fi
  748.   fi
  749.  
  750.   # tar maintains the user id and group id of the tar creator,
  751.   # therefore, change them both to the user whose doing the install.
  752.  
  753.   chown -R $user $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR
  754.   if [ $? -ne 0 ]; then
  755.     $ECHO
  756.     $ECHO "$0: ERROR: following system command failed:"
  757.     $ECHO "chown -R $user $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR"
  758.     $ECHO "Unable to install the CyberClassroom book."
  759.     $ECHO
  760.     cleanup 84
  761.   fi
  762.  
  763.   chgrp -R $groupid $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR
  764.   if [ $? -ne 0 ]; then
  765.     $ECHO
  766.     $ECHO "$0: ERROR: following system command failed:"
  767.     $ECHO "chgrp -R $groupid $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR"
  768.     $ECHO "Unable to install the CyberClassroom book."
  769.     $ECHO
  770.     cleanup 85
  771.   fi
  772.  
  773.  
  774.   # Remember, if root installs to a system directory and any other user run from there, then 
  775.   # were gonna need write permission on the book directory for "others" because thats where the
  776.   # "go.sh" file gets extracted and written.  Just to be safe, lets give the book
  777.   # directory 755 permission.
  778.  
  779.   chmod -R 755 $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR
  780.   if [ $? -ne 0 ]; then
  781.     $ECHO
  782.     $ECHO "$0: ERROR: following system command failed:"
  783.     $ECHO "\"chmod -R 755 $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR\""
  784.     $ECHO "Unable to install the CyberClassroom book."
  785.     $ECHO
  786.     cleanup 86
  787.   fi
  788.  
  789.   # *******************************************
  790.   # MEGA KLUDGE!!!!!!!!!!!!!
  791.   # *******************************************
  792.   # To execute the programs, for some reason the viewer extracts
  793.   # the shell files and executable file into the MAIN CyberClassroom (/opt/CyberClassroom)
  794.   # directory instead of the CyberClassroom book directory.  Therefore,
  795.   # we need global write permission on the CyberClassroom directory in the situation
  796.   # where root does the install (like in directory /opt/CyberClassroom) and a user
  797.   # runs it from there.
  798.   chmod a+w $CYBERCLASSROOM_LOCATION
  799.   if [ $? -ne 0 ]; then
  800.     $ECHO
  801.     $ECHO "$0: ERROR: following system command failed:"
  802.     $ECHO "\"chmod 755 $CYBERCLASSROOM_LOCATION\""
  803.     $ECHO "Unable to install the CyberClassroom book."
  804.     $ECHO
  805.     cleanup 99
  806.   fi
  807.  
  808.   $ECHO
  809.   $ECHO "Making Setup Files....."
  810.   $ECHO
  811.  
  812.   # Make sure the "$CYBERCLASSROOM_BOOK_DIR/webdb.ini" file is
  813.   # properly initialized by recreating it here with its default
  814.   # values.  Also make sure its writtable by any user.
  815.   #
  816.   rm -f  $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_INITIALIZATION_FILE
  817.   cat << EOF > $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_INITIALIZATION_FILE
  818. 0
  819. 0
  820. 0
  821. true
  822. EOF
  823.  
  824.   if [ $? -ne 0 ]; then
  825.     $ECHO
  826.     $ECHO "$0: ERROR: following system command failed:"
  827.     $ECHO "\"cat << EOF > $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_INITIALIZATION_FILE\""
  828.     $ECHO "Unable to create the default setup file ($CYBERCLASSROOM_INITIALIZATION_FILE) for the CyberClassroom book."
  829.     $ECHO
  830.     cleanup 100
  831.   fi
  832.  
  833.   chmod a+w $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_INITIALIZATION_FILE
  834.   if [ $? -ne 0 ]; then
  835.     $ECHO
  836.     $ECHO "$0: ERROR: following system command failed:"
  837.     $ECHO "\"chmod a+w $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_INITIALIZATION_FILE\""
  838.     $ECHO "Unable to change permissions on the default setup file for the CyberClassroom book."
  839.     $ECHO
  840.     cleanup 105
  841.   fi
  842.  
  843.   # Create the "$CYBERCLASSROOM_HTML_FILE" file based on the
  844.   # installation option.
  845.  
  846.   rm -f  $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_HTML_FILE
  847.   cat << EOF > $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_HTML_FILE
  848. <hr>
  849. <applet code=gsl.gui.Starter width=621 height=421>
  850. EOF
  851.   if [ $? -ne 0 ]; then
  852.     $ECHO
  853.     $ECHO "$0: ERROR: following system command failed:"
  854.     $ECHO "\"cat << EOF > $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_HTML_FILE\""
  855.     $ECHO "Unable to create main html file for the CyberClassroom book."
  856.     $ECHO
  857.     cleanup 110
  858.   fi
  859.  
  860.   if [ "$INSTALLATION_OPTION" = "Full" ]; then
  861.     cat << EOF >> $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_HTML_FILE
  862. <param name=gmlarch value="$CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_BOOK_FILE;$CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/figures.jar;$CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/intro.zip;$CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/examples.jar;$CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/code.jar;$CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/bckgrnds.jar;$CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/audio.zip">
  863. EOF
  864.     if [ $? -ne 0 ]; then
  865.       $ECHO
  866.       $ECHO "$0: ERROR: following system command failed:"
  867.       $ECHO "\"cat << EOF >> $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_HTML_FILE\""
  868.       $ECHO "Unable to create main html file for the CyberClassroom book."
  869.       $ECHO
  870.       cleanup 111
  871.     fi
  872.   else
  873.     cat << EOF >> $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_HTML_FILE
  874. <param name=gmlarch value="$CDROM_DIR/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_BOOK_FILE;$CDROM_DIR/$CYBERCLASSROOM_BOOK_DIR/figures.jar;$CDROM_DIR/$CYBERCLASSROOM_BOOK_DIR/intro.zip;$CDROM_DIR/$CYBERCLASSROOM_BOOK_DIR/examples.jar;$CDROM_DIR/$CYBERCLASSROOM_BOOK_DIR/code.jar;$CDROM_DIR/$CYBERCLASSROOM_BOOK_DIR/bckgrnds.jar;$CDROM_DIR/$CYBERCLASSROOM_BOOK_DIR/audio.zip">
  875. EOF
  876.     if [ $? -ne 0 ]; then
  877.       $ECHO
  878.       $ECHO "$0: ERROR: following system command failed:"
  879.       $ECHO "\"cat << EOF >> $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_HTML_FILE\""
  880.       $ECHO "Unable to create main html file for the CyberClassroom book."
  881.       $ECHO
  882.       cleanup 112
  883.     fi
  884.   fi
  885.  
  886.   cat << EOF >> $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_HTML_FILE
  887. <param name=book value="$CYBERCLASSROOM_BOOK_NAME.gmlb">
  888. <param name=lastindex value=17>
  889. <param name=fontsize value="16">
  890. <param name=starter value="gsl.gui.perl.PerlStarter">
  891. <param name=aliases value="jarexe=xterm -e /bin/sh ">
  892. </applet>
  893. <hr>
  894. EOF
  895.   if [ $? -ne 0 ]; then
  896.     $ECHO
  897.     $ECHO "$0: ERROR: following system command failed:"
  898.     $ECHO "\"cat << EOF >> $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_HTML_FILE\""
  899.     $ECHO "Unable to create main html file for the CyberClassroom book."
  900.     $ECHO
  901.     cleanup 113
  902.   fi
  903.  
  904.  
  905. fi # if [ $INSTALL_NEW_BOOK_DIR -eq 1 ]
  906.  
  907. # Now, build the script which will launch the CyberClassroom product
  908. # for the user Again, make sure that its executable by every user.
  909.  
  910. cat << EOF > $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_SCRIPT
  911. PATH=$JRE_LOCATION/bin:/usr/openwin/bin:$CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR:$PATH
  912. export PATH
  913. jre -cp $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_VIEWER_DIR/gsl.jar:$CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_VIEWER_DIR/ism.jar:$CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_VIEWER_DIR/ui.jar:$CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_VIEWER_DIR/search.jar gsl.gui.Classroom file://$CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_HTML_FILE &
  914. EOF
  915. if [ $? -ne 0 ]; then
  916.   $ECHO
  917.   $ECHO "$0: ERROR: following system command failed:"
  918.   $ECHO "\"cat << EOF > $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_SCRIPT\""
  919.   $ECHO "Unable to create startup script for the CyberClassroom book."
  920.   $ECHO
  921.   cleanup 120
  922. fi
  923.  
  924. chmod a+x $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_SCRIPT
  925. if [ $? -ne 0 ]; then
  926.   $ECHO
  927.   $ECHO "$0: ERROR: following system command failed:"
  928.   $ECHO "\"chmod a+x $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_SCRIPT\""
  929.   $ECHO "Unable to create startup script for the CyberClassroom book."
  930.   $ECHO
  931.   cleanup 125
  932. fi
  933.  
  934. # Build a script for uninstallation operation
  935.  
  936. cat << EOF > $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_BOOK_UNINSTALL_SCRIPT
  937. #!/bin/sh
  938. QUIT_WHILE=0
  939. while [ \$QUIT_WHILE -eq 0 ]
  940. do
  941.   $ECHO_FOR_UNINSTALL
  942.   $ECHO_FOR_UNINSTALL "WARNING: This Prentice Hall CyberClassroom uninstallation script"
  943.   $ECHO_FOR_UNINSTALL "will run several system remove commands with verification (assuming you"
  944.   $ECHO_FOR_UNINSTALL "have file permissions to do so of course):"
  945.   $ECHO_FOR_UNINSTALL
  946.   $ECHO_FOR_UNINSTALL "It is recommended that you move this script to a location (such as /tmp) other"
  947.   $ECHO_FOR_UNINSTALL "than a CyberClassroom related directory.  By default, this script is installed"
  948.   $ECHO_FOR_UNINSTALL "in the main CyberClassroom directory.  Since this uninstallation script gives"
  949.   $ECHO_FOR_UNINSTALL "you the option to remove the main CyberClassroom directory in which it resides,"
  950.   $ECHO_FOR_UNINSTALL "you must move this script from there in order for the system remove command to succeed."
  951.   $ECHO_FOR_UNINSTALL
  952.   $ECHO_FOR_UNINSTALL "Do you want to continue ? (yes|no) [no]: \c"
  953.   read YES_OR_NO
  954.   if [ "\$YES_OR_NO" = "" ]; then
  955.     YES_OR_NO="no"
  956.   fi
  957.   PROMPT_ANSWER=\`$ECHO_FOR_UNINSTALL "\$YES_OR_NO" | tr "[:lower:]" "[:upper:]" | awk '{print substr(\$1,1,1)}'\`
  958.   if [ "\$PROMPT_ANSWER" != "Y" -a "\$PROMPT_ANSWER" != "N" ]; then
  959.     $ECHO_FOR_UNINSTALL 
  960.     $ECHO_FOR_UNINSTALL "Please answer with \\"yes\\" or \\"no\\".  Try again."
  961.   else
  962.     QUIT_WHILE=1
  963.   fi
  964. done
  965. if [ "\$PROMPT_ANSWER" != "Y" ]; then
  966.   $ECHO_FOR_UNINSTALL
  967.   $ECHO_FOR_UNINSTALL "Uninstallation Aborted."
  968.   $ECHO_FOR_UNINSTALL
  969.   exit 1
  970. fi
  971. EOF
  972. if [ $? -ne 0 ]; then
  973.   $ECHO
  974.   $ECHO "$0: ERROR: following system command failed:"
  975.   $ECHO "\"cat << EOF > $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_BOOK_UNINSTALL_SCRIPT\""
  976.   $ECHO "Unable to create uninstallation script for the CyberClassroom book."
  977.   $ECHO
  978.   cleanup 130
  979. fi
  980.  
  981. if [ "$UNINSTALL_LINE2" != "" ]; then
  982. cat << EOF >> $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_BOOK_UNINSTALL_SCRIPT
  983. QUIT_WHILE=0
  984. while [ \$QUIT_WHILE -eq 0 ]
  985. do
  986.   $ECHO_FOR_UNINSTALL
  987.   $ECHO_FOR_UNINSTALL "Remove the CyberClassroom book directory with the system remove command(s):"
  988.   $ECHO_FOR_UNINSTALL "\\"$UNINSTALL_LINE2\\" ? (yes/no) [yes]: \c"
  989.   read YES_OR_NO
  990.   if [ "\$YES_OR_NO" = "" ]; then
  991.     YES_OR_NO="yes"
  992.   fi
  993.   PROMPT_ANSWER=\`$ECHO_FOR_UNINSTALL "\$YES_OR_NO" | tr "[:lower:]" "[:upper:]" | awk '{print substr(\$1,1,1)}'\`
  994.   if [ "\$PROMPT_ANSWER" != "Y" -a "\$PROMPT_ANSWER" != "N" ]; then
  995.     $ECHO_FOR_UNINSTALL 
  996.     $ECHO_FOR_UNINSTALL "Please answer with \\"yes\\" or \\"no\\".  Try again."
  997.   else
  998.     QUIT_WHILE=1
  999.   fi
  1000. done
  1001. if [ "\$PROMPT_ANSWER" != "N" ]; then
  1002.   $ECHO_FOR_UNINSTALL
  1003.   $ECHO_FOR_UNINSTALL "$UNINSTALL_LINE2"
  1004.   $UNINSTALL_LINE2
  1005. fi
  1006. EOF
  1007. if [ $? -ne 0 ]; then
  1008.   $ECHO
  1009.   $ECHO "$0: ERROR: following system command failed:"
  1010.   $ECHO "\"cat << EOF > >$CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_BOOK_UNINSTALL_SCRIPT\""
  1011.   $ECHO "Unable to create uninstallation script for the CyberClassroom book."
  1012.   $ECHO
  1013.   cleanup 135
  1014. fi
  1015. fi
  1016.  
  1017. if [ "$UNINSTALL_LINE3" != "" ]; then
  1018. cat << EOF >> $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_BOOK_UNINSTALL_SCRIPT
  1019. QUIT_WHILE=0
  1020. while [ \$QUIT_WHILE -eq 0 ]
  1021. do
  1022.   $ECHO_FOR_UNINSTALL
  1023.   $ECHO_FOR_UNINSTALL "(WARNING: If you answer yes to the following question, previous CyberClassroom"
  1024.   $ECHO_FOR_UNINSTALL "products may no longer work !!!)"
  1025.   $ECHO_FOR_UNINSTALL
  1026.   $ECHO_FOR_UNINSTALL "Remove the CyberClassroom viewing engine directory with the system remove command:"
  1027.   $ECHO_FOR_UNINSTALL "\\"$UNINSTALL_LINE3\\" ? (yes/no) [yes]: \c"
  1028.   read YES_OR_NO
  1029.   if [ "\$YES_OR_NO" = "" ]; then
  1030.     YES_OR_NO="yes"
  1031.   fi
  1032.   PROMPT_ANSWER=\`$ECHO_FOR_UNINSTALL "\$YES_OR_NO" | tr "[:lower:]" "[:upper:]" | awk '{print substr(\$1,1,1)}'\`
  1033.   if [ "\$PROMPT_ANSWER" != "Y" -a "\$PROMPT_ANSWER" != "N" ]; then
  1034.     $ECHO_FOR_UNINSTALL 
  1035.     $ECHO_FOR_UNINSTALL "Please answer with \\"yes\\" or \\"no\\".  Try again."
  1036.   else
  1037.     QUIT_WHILE=1
  1038.   fi
  1039. done
  1040. if [ "\$PROMPT_ANSWER" != "N" ]; then
  1041.   $ECHO_FOR_UNINSTALL
  1042.   $ECHO_FOR_UNINSTALL "$UNINSTALL_LINE3"
  1043.   $UNINSTALL_LINE3
  1044. fi
  1045. EOF
  1046. if [ $? -ne 0 ]; then
  1047.   $ECHO
  1048.   $ECHO "$0: ERROR: following system command failed:"
  1049.   $ECHO "\"cat << EOF > >$CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_BOOK_UNINSTALL_SCRIPT\""
  1050.   $ECHO "Unable to create uninstallation script for the CyberClassroom book."
  1051.   $ECHO
  1052.   cleanup 140
  1053. fi
  1054. fi
  1055.  
  1056. if [ "$UNINSTALL_LINE4" != "" ]; then
  1057. cat << EOF >> $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_BOOK_UNINSTALL_SCRIPT
  1058. QUIT_WHILE=0
  1059. while [ \$QUIT_WHILE -eq 0 ]
  1060. do
  1061.   $ECHO_FOR_UNINSTALL
  1062.   $ECHO_FOR_UNINSTALL "(WARNING: If you answer yes to the following question, previous CyberClassroom"
  1063.   $ECHO_FOR_UNINSTALL "products may also be removed !!!)"
  1064.   $ECHO_FOR_UNINSTALL
  1065.   $ECHO_FOR_UNINSTALL "Remove the entire CyberClassroom directory with system remove command:"
  1066.   $ECHO_FOR_UNINSTALL "\\"$UNINSTALL_LINE4\\" ? (yes/no) [no]: \c"
  1067.   read YES_OR_NO
  1068.   if [ "\$YES_OR_NO" = "" ]; then
  1069.     YES_OR_NO="no"
  1070.   fi
  1071.   PROMPT_ANSWER=\`$ECHO_FOR_UNINSTALL "\$YES_OR_NO" | tr "[:lower:]" "[:upper:]" | awk '{print substr(\$1,1,1)}'\`
  1072.   if [ "\$PROMPT_ANSWER" != "Y" -a "\$PROMPT_ANSWER" != "N" ]; then
  1073.     $ECHO_FOR_UNINSTALL 
  1074.     $ECHO_FOR_UNINSTALL "Please answer with \\"yes\\" or \\"no\\".  Try again."
  1075.   else
  1076.     QUIT_WHILE=1
  1077.   fi
  1078. done
  1079. if [ "\$PROMPT_ANSWER" != "N" ]; then
  1080.   $ECHO_FOR_UNINSTALL
  1081.   $ECHO_FOR_UNINSTALL "$UNINSTALL_LINE4"
  1082.   $UNINSTALL_LINE4
  1083. fi
  1084. EOF
  1085. if [ $? -ne 0 ]; then
  1086.   $ECHO
  1087.   $ECHO "$0: ERROR: following system command failed:"
  1088.   $ECHO "\"cat << EOF > $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_BOOK_UNINSTALL_SCRIPT\""
  1089.   $ECHO "Unable to create uninstallation script for the CyberClassroom book."
  1090.   $ECHO
  1091.   cleanup 145
  1092. fi
  1093. fi
  1094.  
  1095. # Add the uninstallation option to the uninstall script if
  1096. # this installation did infact install the JRE.
  1097. if [ "$UNINSTALL_LINE1" != "" ]; then
  1098. cat << EOF >> $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_BOOK_UNINSTALL_SCRIPT
  1099. QUIT_WHILE=0
  1100. while [ \$QUIT_WHILE -eq 0 ]
  1101. do
  1102.   $ECHO_FOR_UNINSTALL
  1103.   $ECHO_FOR_UNINSTALL "(WARNING: If you answer yes to the following question, previous CyberClassroom"
  1104.   $ECHO_FOR_UNINSTALL "products may no longer execute properly !!!)"
  1105.   $ECHO_FOR_UNINSTALL
  1106.   $ECHO_FOR_UNINSTALL "Remove the entire JRE directory with system remove command"
  1107.   $ECHO_FOR_UNINSTALL "\\"$UNINSTALL_LINE1\\" ? (yes/no) [no]: \c"
  1108.   read YES_OR_NO
  1109.   if [ "\$YES_OR_NO" = "" ]; then
  1110.     YES_OR_NO="no"
  1111.   fi
  1112.   PROMPT_ANSWER=\`$ECHO_FOR_UNINSTALL "\$YES_OR_NO" | tr "[:lower:]" "[:upper:]" | awk '{print substr(\$1,1,1)}'\`
  1113.   if [ "\$PROMPT_ANSWER" != "Y" -a "\$PROMPT_ANSWER" != "N" ]; then
  1114.     $ECHO_FOR_UNINSTALL 
  1115.     $ECHO_FOR_UNINSTALL "Please answer with \\"yes\\" or \\"no\\".  Try again."
  1116.   else
  1117.     QUIT_WHILE=1
  1118.   fi
  1119. done
  1120. if [ "\$PROMPT_ANSWER" != "N" ]; then
  1121.   $ECHO_FOR_UNINSTALL
  1122.   $ECHO_FOR_UNINSTALL "$UNINSTALL_LINE1"
  1123.   $UNINSTALL_LINE1
  1124. fi
  1125. EOF
  1126. if [ $? -ne 0 ]; then
  1127.   $ECHO
  1128.   $ECHO "$0: ERROR: following system command failed:"
  1129.   $ECHO "\"cat << EOF >> $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_BOOK_UNINSTALL_SCRIPT\""
  1130.   $ECHO "Unable to create uninstallation script for the CyberClassroom book."
  1131.   $ECHO
  1132.   cleanup 150
  1133. fi
  1134. fi
  1135.  
  1136. # add an extra $ECHO line to the uninstall script
  1137. cat << EOF >> $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_BOOK_UNINSTALL_SCRIPT
  1138. $ECHO_FOR_UNINSTALL
  1139. EOF
  1140. if [ $? -ne 0 ]; then
  1141.   $ECHO
  1142.   $ECHO "$0: ERROR: following system command failed:"
  1143.   $ECHO "\"cat << EOF >> $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_BOOK_UNINSTALL_SCRIPT\""
  1144.   $ECHO "Unable to create uninstallation script for the CyberClassroom book."
  1145.   $ECHO
  1146.   cleanup 155
  1147. fi
  1148.  
  1149. # make the uninstall script executable
  1150. chmod a+x $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_BOOK_UNINSTALL_SCRIPT
  1151. if [ $? -ne 0 ]; then
  1152.   $ECHO
  1153.   $ECHO "$0: ERROR: following system command failed:"
  1154.   $ECHO "\"chmod a+x $CYBERCLASSROOM_LOCATION/$CYBERCLASSROOM_BOOK_DIR/$CYBERCLASSROOM_BOOK_UNINSTALL_SCRIPT\""
  1155.   $ECHO "Unable to create uninstallation script for the CyberClassroom book."
  1156.   $ECHO
  1157.   $ECHO "Installation Aborted, cleaning up..."
  1158.   $ECHO
  1159.   cleanup 160
  1160. fi
  1161.  
  1162. # Finalization screen
  1163.  
  1164. $ECHO
  1165. $ECHO "The Prentice Hall Perl Multimedia CyberClassroom has been sucessfully installed!"
  1166. $ECHO "Change your directory to \"$CYBERCLASSROOM_LOCATION\""
  1167. $ECHO "(cd $CYBERCLASSROOM_LOCATION) and execute the script"
  1168. $ECHO "\"$CYBERCLASSROOM_BOOK_SCRIPT\" (./$CYBERCLASSROOM_BOOK_SCRIPT) to run the program."
  1169. $ECHO
  1170.  
  1171.  
  1172.  
  1173.