phpmyadmin/scripts/upgrade.pl

   1 #!/usr/bin/perl
   2 #
   3 # $Id$
   4 #
   5 # upgrade.pl - automatic phpmyadmin upgrader
   6 #
   7 #
   8 # 2005-05-08, swix@users.sourceforge.net:
   9 # - created script
  10 #
  11 # 2005-10-29  swix@users.sourceforge.net:
  12 # - some fixes & improvements
  13 #
  14
  15 use strict;
  16 my $source_url = "http://phpmyadmin.net/home_page/version.php";
  17
  18
  19 #
  20 # usage
  21 #
  22
  23 if (!$ARGV[0] || (($ARGV[0] eq "--force") && !$ARGV[1])) {
  24         print "\n";
  25         print "usage: $0 [--force] <target_directory>\n\n";
  26         print "  The location specified by <target_directory> will be backed up and replaced\n";
  27         print "  by the latest stable version of phpMyAdmin.\n";
  28         print "  Your config.inc.php file will be preserved.\n\n";
  29         exit(0);
  30 }
  31
  32 my $forced;
  33 my $targetdirectory;
  34
  35 if ($ARGV[0] eq "--force") {
  36         $forced = 1;
  37         $targetdirectory = $ARGV[1];
  38 } else {
  39         $forced = 0;
  40         $targetdirectory = $ARGV[0];
  41 }
  42
  43 if ($targetdirectory =~ /^(.*)\/$/) {
  44         # remove trailing slash, if any
  45         $targetdirectory = $1;
  46 }
  47
  48 if (!-d $targetdirectory) {
  49         print "error: target directory ($targetdirectory) does not exists\n";
  50         exit(0);
  51 }
  52
  53 if (!-f "$targetdirectory/config.inc.php") {
  54         print "error: target directory doesn't seem to contain phpMyAdmin\n";
  55         exit(0);
  56 }
  57
  58
  59 #
  60 # get current release information
  61 #
  62
  63 my $version;
  64 my $filename;
  65 my $directory;
  66 my $releasedate;
  67 my @urls;
  68 my @today;
  69 my $installedversion;
  70
  71 if (open(LATEST, "wget -o /dev/null -O - $source_url|")) {
  72
  73         $version = <LATEST>; chomp($version);
  74         $releasedate = <LATEST>; chomp($releasedate);
  75         $filename = "phpMyAdmin-" . $version . "-all-languages.tar.gz";
  76         $directory = "phpMyAdmin-" . $version . "-all-languages";
  77
  78         my $i = 0;
  79
  80         while (my $line = <LATEST>) {
  81                 chomp($line);
  82                 if ($line =~ /http/) {
  83                         $urls[$i++] = $line;
  84                 }
  85         }
  86
  87         close(LATEST);
  88
  89 } else {
  90
  91         print "error: open of $source_url failed.\n";
  92         exit(0);
  93
  94 }
  95
  96
  97 if (-d $directory) {
  98         print "error: target directory ($directory) already exists, exiting\n";
  99         exit(0);
 100 }
 101
 102 #
 103 # check the installed version
 104 #
 105
 106 if (open(DEFINES, $targetdirectory .'/libraries/Config.class.php')) {
 107         my $versionStatus = 0;
 108         $installedversion = "unknownversion";
 109
 110         while (my $line = <DEFINES>) {
 111
 112                 next unless $line =~ /'PMA_VERSION',\ '(.*)?'\);$/;
 113                 $installedversion = $1;
 114
 115                 # take care of "pl", "rc" and "dev": dev < rc < pl
 116
 117                 my $converted_installedversion = $installedversion;
 118                 $converted_installedversion =~ s/dev/aaa/g;
 119                 $converted_installedversion =~ s/rc/bbb/g;
 120                 $converted_installedversion =~ s/pl/ccc/g;
 121
 122                 my $converted_version = $version;
 123                 $converted_version =~ s/dev/aaa/g;
 124                 $converted_version =~ s/rc/bbb/g;
 125                 $converted_version =~ s/pl/ccc/g;
 126
 127                 if ($converted_installedversion gt $converted_version && !$forced) {
 128                         print "Local version ($installedversion) newer than latest stable release ($version), not updating.  (use \"--force\")\n";
 129                         exit(0);
 130
 131                 } elsif ($installedversion eq $version && !$forced) {
 132                         print "Local version ($version) already up to date, not updating  (you can use \"--force\")\n";
 133                         exit(0);
 134
 135                 } else {
 136                         $versionStatus = 1;
 137                 }
 138         }
 139         if (!$versionStatus && !$forced) {
 140                 print "Old version could not be identified, not updating  (use \"--force\" if you are sure) \n";
 141                 exit(0);
 142         }
 143 }
 144
 145 #
 146 # ask for confirmation
 147 #
 148
 149 print "\n";
 150 print "phpMyAdmin upgrade summary:\n";
 151 print "---------------------------\n";
 152 print "     phpMyAdmin Path: $targetdirectory\n";
 153 print "   Installed version: $installedversion\n";
 154 print "    Upgraded version: $version\n\n";
 155 print "Proceed with upgrade?  [Y/n] ";
 156 my $kbdinput = <STDIN>; chomp($kbdinput);
 157 if (lc(substr($kbdinput,0,1)) ne "y" && length($kbdinput) >= 1) {
 158         print "Aborting.\n";
 159         exit(0);
 160 } else {
 161         print "Proceeding...\n\n";
 162 }
 163
 164
 165 #
 166 # get file
 167 #
 168
 169 if (!-f $filename) {
 170
 171         print "getting phpMyAdmin $version\n";
 172         foreach my $url (@urls) {
 173
 174                 print "trying $url...\n";
 175                 system("wget -o /dev/null $url");
 176                 if (-f $filename) {
 177                         print "-> ok\n";
 178                         last;
 179                 }
 180         }
 181 } else {
 182         print "already got $filename, not downloading\n";
 183 }
 184
 185
 186 if (!-f $filename) {
 187         print "error: $filename download failed\n";
 188         exit(0);
 189 }
 190
 191
 192
 193 #
 194 # setup
 195 #
 196
 197 print "installing...\n";
 198
 199 system("tar xzf $filename");
 200 if (!$directory) {
 201         print "error: $directory still not exists after untar...\n";
 202         exit(0);
 203 }
 204
 205 @today = localtime(time); $today[4]++; $today[5]+=1900;
 206 my $timestamp = sprintf("%04d%02d%02d%02d%02d", $today[5], $today[4], $today[3], $today[2], $today[1]);
 207
 208 my $backupdir = $targetdirectory . "-" . $timestamp . "-" . $installedversion;
 209 print "- backup directory: $backupdir\n";
 210
 211 system("cp $directory/config.inc.php $directory/config.inc-dist.php");
 212 print "- original distribution config.inc.php renamed to config.inc-dist.php\n";
 213
 214 system("cp $targetdirectory/config.inc.php $directory/config.inc.php");
 215 print "- previous config.inc.php copied to the new setup\n";
 216
 217 system("mv $targetdirectory $backupdir");
 218 system("mv $directory $targetdirectory");
 219 system("rm $filename");
 220
 221 print "\ndone!  phpMyAdmin $version installed in $targetdirectory\n";
 222 print "backup of your old installation in $backupdir\n";
 223 print "Enjoy! :-)\n\n";