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#!/usr/bin/perl
#
# $Id: upgrade.pl,v 1.4 2005/10/29 15:03:09 swix Exp $
#
# upgrade.pl - automatic phpmyadmin upgrader
#
#
# 2005-05-08, swix@users.sourceforge.net:
# - created script
#
# 2005-10-29 swix@users.sourceforge.net:
# - some fixes & improvements
#
use strict;
my $source_url = "http://www.phpmyadmin.net/latest.txt";
#
# usage
#
if (!$ARGV[0] || (($ARGV[0] eq "--force") && !$ARGV[1])) {
print "\n";
print "usage: $0 [--force] <target_directory>\n\n";
print " The location specified by <target_directory> will be backed up and replaced\n";
print " by the latest stable version of phpMyAdmin.\n";
print " Your config.inc.php file will be preserved.\n\n";
exit(0);
}
my $forced;
my $targetdirectory;
if ($ARGV[0] eq "--force") {
$forced = 1;
$targetdirectory = $ARGV[1];
} else {
$forced = 0;
$targetdirectory = $ARGV[0];
}
if ($targetdirectory =~ /^(.*)\/$/) {
# remove trailing slash, if any
$targetdirectory = $1;
}
if (!-d $targetdirectory) {
print "error: target directory ($targetdirectory) does not exists\n";
exit(0);
}
if (!-f "$targetdirectory/config.inc.php") {
print "error: target directory doesn't seem to contain phpMyAdmin\n";
exit(0);
}
#
# get current release information
#
my $version;
my $filename;
my $directory;
my $releasedate;
my @urls;
my @today;
my $installedversion;
if (open(LATEST, "wget -o /dev/null -O - $source_url|")) {
$version = <LATEST>; chomp($version);
$releasedate = <LATEST>; chomp($releasedate);
$filename = "phpMyAdmin-" . $version . ".tar.gz";
$directory = "phpMyAdmin-" . $version;
my $i = 0;
while(my $line = <LATEST>) {
chomp($line);
if ($line =~ /http/) {
$urls[$i++] = $line;
}
}
close(LATEST);
} else {
print "error: open of $source_url failed.\n";
exit(0);
}
if (-d $directory) {
print "error: target directory ($directory) already exists, exiting\n";
exit(0);
}
#
# check the installed version
#
if (open(DEFINES, $targetdirectory .'/libraries/defines.lib.php')) {
my $versionStatus = 0;
$installedversion = "unknownversion";
while(my $line = <DEFINES>) {
next unless $line =~ /'PMA_VERSION',\ '(.*)?'\);$/;
$installedversion = $1;
# take care of "pl", "rc" and "dev": dev < rc < pl
my $converted_installedversion = $installedversion;
$converted_installedversion =~ s/dev/aaa/g;
$converted_installedversion =~ s/rc/bbb/g;
$converted_installedversion =~ s/pl/ccc/g;
my $converted_version = $version;
$converted_version =~ s/dev/aaa/g;
$converted_version =~ s/rc/bbb/g;
$converted_version =~ s/pl/ccc/g;
if ($converted_installedversion gt $converted_version && !$forced) {
print "Local version ($installedversion) newer than latest stable release ($version), not updating. (use \"--force\")\n";
exit(0);
} elsif ($installedversion eq $version && !$forced) {
print "Local version ($version) already up to date, not updating (you can use \"--force\")\n";
exit(0);
} else {
$versionStatus = 1;
}
}
if (!$versionStatus && !$forced) {
print "Old version could not be identified, not updating (use \"--force\" if you are sure) \n";
exit(0);
}
}
#
# ask for confirmation
#
print "\n";
print "phpMyAdmin upgrade summary:\n";
print "---------------------------\n";
print " phpMyAdmin Path: $targetdirectory\n";
print " Installed version: $installedversion\n";
print " Upgraded version: $version\n\n";
print "Proceed with upgrade? [Y/n] ";
my $kbdinput = <STDIN>; chomp($kbdinput);
if (lc(substr($kbdinput,0,1)) ne "y" && length($kbdinput) >= 1) {
print "Aborting.\n";
exit(0);
} else {
print "Proceeding...\n\n";
}
#
# get file
#
if (!-f $filename) {
print "getting phpMyAdmin $version\n";
foreach my $url (@urls) {
print "trying $url...\n";
system("wget -o /dev/null $url");
if (-f $filename) {
print "-> ok\n";
last;
}
}
} else {
print "already got $filename, not downloading\n";
}
if (!-f $filename) {
print "error: $filename download failed\n";
exit(0);
}
#
# setup
#
print "installing...\n";
system("tar xzf $filename");
if (!$directory) {
print "error: $directory still not exists after untar...\n";
exit(0);
}
@today = localtime(time); $today[4]++; $today[5]+=1900;
my $timestamp = sprintf("%04d%02d%02d%02d%02d", $today[5], $today[4], $today[3], $today[2], $today[1]);
my $backupdir = $targetdirectory . "-" . $timestamp . "-" . $installedversion;
print "- backup directory: $backupdir\n";
system("cp $directory/config.inc.php $directory/config.inc-dist.php");
print "- original distribution config.inc.php renamed to config.inc-dist.php\n";
system("cp $targetdirectory/config.inc.php $directory/config.inc.php");
print "- previous config.inc.php copied to the new setup\n";
system("mv $targetdirectory $backupdir");
system("mv $directory $targetdirectory");
system("rm $filename");
print "\ndone! phpMyAdmin $version installed in $targetdirectory\n";
print "backup of your old installation in $backupdir\n";
print "Enjoy! :-)\n\n";
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