Internet Explorer Automation Using Win32::OLE

// Sample code used for one of my client

#!/usr/bin/perl -w

use strict;
use Data::Dumper;
use Win32::OLE qw( EVENTS );

my ($day, $mon, $year, $hour, $min, $sec) = (localtime)[3, 4, 5, 2, 1, 0];
$mon++; # 0-based index
$year = $year + 1900;
my $date = sprintf ("%04i-%02i-%02i %02i\:%02i\:%02i", $year, $mon, $day, $hour, $min, $sec);

my $Disconnect;
my $Menu;
my $TreeView;
my $WatchDog;
my $MenuClicked=0;

my $ScenarioCompleted=0;

my @TreeViewLinks=("Appareillage du B","Branchement Comptage","Branchement individuel");
my $Previouslink=$TreeViewLinks[0];

my $ie = Win32::OLE->new( 'InternetExplorer.Application' ) or die "error starting IE";
$ie->{visible} = 1;

Win32::OLE->Option( Warn => 3 );

$WatchDog=time();
Win32::OLE->WithEvents( $ie, \&Event, 'DWebBrowserEvents2' );
$ie->navigate( 'http://www.xxx.fr' );
Win32::OLE->MessageLoop();
unlink("noemis.err") if -f "noemis.err";
if ( ! $ScenarioCompleted ) {
	open( ERR , ">noemis.err" ); 
	print ERR "Problem executing Noemis scenario, please check www.xxx.fr.\n" ;
	close(ERR);
}
$Disconnect->Click();
Win32::OLE->SpinMessageLoop;

# Maintenance du fichier historique
open ( STATS , "noemis.txt" );
my @lines=;
close (STATS);
open( STATS , ">noemis.txt" ); 
for my $line (@lines) {
	my ($datetime) = split ( /;/ , $line );
	my ($h_year,$h_mon) = $datetime =~ /^([0-9]{4})-([0-9]{2})/;
	print STATS $line if ($year*12+$mon) - ($h_year*12+$h_mon) < 2;
}
print STATS join(";",$date,"Noemis Scenario",( time() - $WatchDog ))."\n";
close( STATS );

sleep 2;
Win32::OLE->SpinMessageLoop;
sleep 1;
$ie->Quit();
exit 0;


sub Event {
	my ($Obj,$Event,@Args) = @_;
	my $IEObject = shift @Args;
	print " Event triggered: $Event\n";    

	my ($i,$anchor);
	my $anchors;
    
	# STEP 1 : Find the main menu, login to the web site, find the treeview
	if ($Event eq "DocumentComplete") {    
		print "URL: " . $IEObject->Document->URL . "\n";
		if ( $IEObject->Document->URL eq "http://www.xxx.fr/ident.aspx" ) {
			my $forms = $IEObject->Document->forms;
			my $form = $forms->item(0);
			if ( defined($form->elements("fldNumCli")) ) {
				print "--------------------------------------------\n";
				print "Found the login box, authenticating ...\n";
				print "--------------------------------------------\n";
			    $form->elements("fldNumCli")->{value} = "xxxx";
			    $form->elements("fldUtil")->{value} = "xxx";
			    $form->elements("fldPwd")->{value} = "xxx";
		    	$form->elements("btIdent")->Click();
	    		}
		}
		if ( $IEObject->Document->URL eq "http://www.xxx.fr/menu.aspx" ) {
			print "Found the menu.\n";
			$Menu = $IEObject->Document;
			$anchors = $IEObject->Document->links;
			for (my $i=0; $i < $anchors->length; $i++) {
				$anchor = $anchors->item($i);
				print $anchor->href."\n";
				$Disconnect = $anchor if $anchor->href eq "http://www.xxx.fr/ident.aspx?qs=deconnecter";
			}
	      	}	    
		if ( $IEObject->Document->URL eq "http://www.xxx.fr/client/frameTreeview.aspx" ) {
			print "Found the TreeView.\n";
			$TreeView = $IEObject->Document;
      		}		
	}

	# STEP 2 : Click on the Menu and TreeView links   
	if ($Event eq "DocumentComplete") {    		
	if ( ! $MenuClicked and defined($Menu) ) {
		my $MenuItem = $Menu->getElementById("SM_CLIE_RECH");
		if ( defined($MenuItem) ) { 
			print $MenuItem->ID."\n";
			$MenuItem->Click;
			$MenuClicked = 1;
		}
	}}

	if ( $Event eq "CommandStateChange" or $Event eq "StatusTextChange" ) {
		print Dumper($IEObject);
	}
	if ( @TreeViewLinks != 0 and 
	     defined($TreeView) and 
	     $Event eq "DocumentComplete" 
	) {
		my $link = shift(@TreeViewLinks);
		$anchors = $TreeView->links;
		my $found=0;
		print "Looking for '$link' in the TreeView ... \n";
	        for (my $i=0; $i < $anchors->length; $i++) {
		       	$anchor = $anchors->item($i);
	        	#print $anchor->innerHTML."\n";
		       	if ( $anchor->innerHTML =~ /$link/ ) {
				print "Clicking on '$link' ... \n";
	                	$anchor->Click;
				$found=1;
				$Previouslink=$link;
				last;
			}
	        }
		if ( ! $found ) { 
			# Le TreeView a bugge, on reclique
			sleep 1;
			print "Looking for '$Previouslink' in the TreeView ... \n";
		        for (my $i=0; $i < $anchors->length; $i++) {
			       	$anchor = $anchors->item($i);
	        		#print $anchor->innerHTML."\n";
		       		if ( $anchor->innerHTML =~ /$Previouslink/ ) {
					print "Clicking on '$Previouslink' ... \n";
	              		  	$anchor->Click;
					last;
				}
		        }
			unshift @TreeViewLinks,$link;
		}
	} 
   
	# STEP 3 : Verify the list displayed 
		
	if ($Event eq "DocumentComplete") {    
   		if ( @TreeViewLinks == 0 and $IEObject->Document->URL =~ /listeRefPlof.aspx/ ) {
			print "Scenario completed, exiting ...\n";
			$ScenarioCompleted=1;
	   		Win32::OLE->QuitMessageLoop;
		}
	}
    

	# Exit on errors
	    
	Win32::OLE->QuitMessageLoop() if $Event eq "OnQuit" or time() > $WatchDog + 60;
    
}