1.
1H.com
1H.com
Exploiting the Newer Perl
to Improve Your Plugins
Marian Marinov - mm@1h.com
Co-founder & CEO of 1H Ltd.

3.
$ $$ $$$ $$ $
If you rate my survey, I'll hook you up with $20 cPCache $$$.
Go to this address to take the survey:
http://go.cpanel.net/b27
and come up to the podium once you've completed it.

5.
cPanel plug-ins with jQuery
#!/usr/bin/perl -w
use strict;
use JQuery::Demo;
use JQuery::CSS;
use CGI;
package main;
my $tester = new JQuery::Demo;
$tester->run;
package JQuery::Demo;
use JQuery::Tabs;

6.
cPanel plug-ins with jQuery
sub start {
my $my = shift;
my $q = new CGI;
$my->{info}{TITLE} = "Tabs";
my $jquery = $my->{jquery};
my @tabs = ("tab 1","tab 2","tab 3","tab 4");
my @texts = ("line 1","line 2","line 3","line4");

7.
cPanel plug-ins with jQuery
my $tab = JQuery::Tabs->new(id => 'myTab',
addToJQuery => $jquery,
tabs => tabs,
remote => 'true',
remoteProgram => 'jquery_tabs_results.pl',
rm => 'myMode',
spinner => 1 );
my $html = $tab->HTML;
$my->{info}{BODY} = qq[<h1>START OF TAB EXAMPLE</h1>$html</div>END OF EXAMPLE</h1>];
}

8.
cPanel plug-ins with jQuery

9.
JavaScript::Packer
$ wc -l uncompressed.js
1078 uncompressed.js
$ ls -l uncompressed.js
-rw-r--r-- 1 hackman hackman 31609 Oct 8 00:43 uncompressed.js
$ ./minify-js.pl
$ ls -l compressed.js
-rw-rw-r-- 1 hackman hackman 15847 Oct 8 00:43 compressed.js
$ wc -l compressed.js
0 compressed.js

10.
JavaScript::Packer
#!/usr/bin/perl -w
use strict;
use JavaScript::Packer;
my $packer = JavaScript::Packer->init();
open( UNCOMPRESSED, 'uncompressed.js' );
open( COMPRESSED, '>compressed.js' );
my $js = join( '', <UNCOMPRESSED> );
$packer->minify( js, { compress => 'best' });
print COMPRESSED $js;
close(UNCOMPRESSED);
close(COMPRESSED);

12.
Example with JSON
#!/usr/bin/perl -w
use strict;
use JSON::XS;
my %res = ( 'a' => 'line1', 'b' => 'line2' );
my $json = JSON::XS->new->ascii->pretty->allow_nonref;
print $json->encode(res);
$ ./json-ex.pl
{&quot;a&quot;:&quot;line1&quot;,&quot;b&quot;:&quot;line2&quot;}

16.
Gearman client
#!/usr/bin/perl -w
use strict;
use Gearman::Client;
my $client = Gearman::Client->new;
$client->job_servers('127.0.0.1:4730');
$str = &quot;my client has called&quot;;
eval {
local $SIG{ALRM} = sub { die 'timeout'; };
alarm(3);
$client->dispatch_background('log_me', $str);
alarm(0);
};

17.
Gearman worker
#!/usr/bin/perl -w
use strict;
use Gearman::Worker;
use POSIX qw(strftime);
$logfile = '/home/hackman/test.log';
open LOG, '>>', $logfile;
select((select(LOG), $| = 1)[0]);
my $logger = sub { ... };
my $w = Gearman::Worker->new;
$w->job_servers('127.0.0.1:4730');
$w->register_function( log_me => $logger );
$w->work while 1;

18.
Gearman setup
# make && make install
# gearmand -d -u gearman -p 4730
# gearman_status.pl
function name queue exec worker
log_me 1 1 1
check_oneh 0 0 1
gather_child 154 72 72

19.
RabbitMQ architecture
RabbitMQ
Queue
Exchange
Server
Server
Queue
Server

20.
RabbitMQ architecture
RabbitMQ
AMQP
XMPP
STOMP
HTTP
AMQP
XMPP
STOMP
HTTP

28.
Questions
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? ?

29.
Thank you
Please visit us at Booth 23
Marian Marinov - mm@1h.com
Co-founder & CIO at 1H Ltd.
1H.com
1H.com

30.
$ $$ $$$ $$ $
If you rate my survey, I'll hook you up with $20 cPCache $$$.
Go to this address to take the survey:
http://go.cpanel.net/b27
and come up to the podium once you've completed it.