PAL.C.T MINI SHELL
# Functions for managing Pear
# XXX multi-version support not done yet
BEGIN { push(@INC, ".."); };
eval "use WebminCore;";
if ($@) {
do '../web-lib.pl';
do '../ui-lib.pl';
}
&init_config();
# check_pear()
# Returns an error message if Pear is not installed, or undef
sub check_pear
{
if (!&has_command($config{'pear'})) {
return &text('check_ecmd', "<tt>$config{'pear'}</tt>");
}
return undef;
}
# get_pear_commands()
# Returns a list of installed pear commands and versions
sub get_pear_commands
{
local $pear4 = &has_command($config{'pear'}."4");
local $pear5 = &has_command($config{'pear'}."5");
local $pear = &has_command($config{'pear'});
if ($pear4 && $pear5) {
# Two versions exist ..
return ( [ $pear4, 4 ], [ $pear5, 5 ] );
}
elsif ($pear && $pear4 && !&same_file($pear, $pear4)) {
# Both pear and pear4 exist .. assume that one is pear 5
return ( [ $pear4, 4 ], [ $pear, 5 ] );
}
elsif ($pear && $pear5 && !&same_file($pear, $pear5)) {
# Both pear and pear4 exist .. assume that one is pear 4
return ( [ $pear, 4 ], [ $pear5, 5 ] );
}
elsif ($pear4) {
# Only pear 4 exists
return ( [ $pear4, 4 ] );
}
elsif ($pear5) {
# Only pear 5 exists
return ( [ $pear5, 5 ] );
}
else {
# Only the pear command exists .. but what version is it?
local $out = &backquote_command("$pear version </dev/null 2>&1");
if ($out =~ /PHP\s+Version:\s+(\d)/i) {
return ( [ $pear, $1 ] );
}
else {
return ( [ $pear, int(&get_php_version()) || 4 ] );
}
}
}
sub get_php_version
{
&clean_environment();
local $out = &backquote_command("php -v 2>&1 </dev/null");
&reset_environment();
return $out =~ /PHP\s+([0-9\.]+)/ ? $1 : undef;
}
sub get_pear_versions
{
return map { $_->[1] } &get_pear_commands();
}
# list_installed_pear_modules()
# Returns a list of Pear modules that are currently installed, as a hash array
sub list_installed_pear_modules
{
local @rv;
foreach my $c (&get_pear_commands()) {
&clean_environment();
&open_execute_command(PEAR, "$c->[0] list", 1);
&reset_environment();
while(<PEAR>) {
if (/^(\S+)\s+([0-9\.]+)\s+(\S+)/) {
push(@rv, { 'name' => $1,
'version' => $2,
'state' => $3,
'pear' => $c->[1], });
}
}
close(PEAR);
}
return @rv;
}
# list_available_pear_modules()
# Returns a list of Pear modules that can be installed. May call &error if
# the list cannot be fetched
sub list_available_pear_modules
{
local @rv;
local $out;
foreach my $c (&get_pear_commands()) {
&clean_environment();
&open_execute_command(PEAR, "$c->[0] list-all", 1);
&reset_environment();
while(<PEAR>) {
if (/^(\S+)\s+([0-9\.]+)(\s+([0-9\.]+))?/) {
push(@rv, { 'name' => $1,
'version' => $2,
'got' => $4,
'pear' => $c->[1], });
$rv[$#rv]->{'name'} =~ s/^pear\///;
}
$out .= $_;
}
close(PEAR);
if ($?) {
&error(&text('list_failed', "<pre>$out</pre>"));
}
}
return @rv;
}
# install_pear_module(name, php-version)
# Attempts to install the specified module, returning undef if OK or an
# error message on failure
sub install_pear_module
{
local ($name, $pver) = @_;
local ($c) = grep { $_->[1] eq $pver } &get_pear_commands();
&clean_environment();
&execute_command("$c->[0] channel-update pear.php.net"); # New protocol version
local $out = &backquote_logged("$c->[0] install ".quotemeta($name));
&reset_environment();
return $? ? "<pre>$out</pre>" : undef;
}
# uninstall_pear_modules(&names, php-version)
# Removes the specified modules, returning undef if OK or an error message
sub uninstall_pear_modules
{
local ($names, $pver) = @_;
local ($c) = grep { $_->[1] eq $pver } &get_pear_commands();
&clean_environment();
local $out = &backquote_logged("$c->[0] uninstall ".
join(" ", map { quotemeta($_) } @$names));
&reset_environment();
return $? ? "<pre>$out</pre>" : undef;
}
# get_pear_module_info(name, php-version)
# Returns a list of name-value tuples of info on a Pear module
sub get_pear_module_info
{
local ($names, $pver) = @_;
local ($c) = grep { $_->[1] eq $pver } &get_pear_commands();
local @rv;
&clean_environment();
&open_execute_command(PEAR, "$c->[0] info ".quotemeta($name), 1);
&reset_environment();
while(<PEAR>) {
s/\r|\n//g;
next if (/About\s+(\S+)\-/i && lc($1) eq lc($name) || /====/);
if (/^(\S.{15})(\S.*)/) {
# Start of an entry
push(@rv, [ $1, $2 ]);
}
elsif (/^\s+(\S.*)/ && @rv) {
# Continuation
$rv[$#rv]->[1] .= "\n".$1;
}
}
close(PEAR);
return @rv;
}
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