This casperjs script return PDF notice insee position in France for a given 'siren' account. This script is only for your personal use at your own risk

avis-situation-insee.js

/**
 * This casperjs script return PDF notice insee position in France for a given 'siren' account.
 * This script is only for your personal use at your own risk.
 *
 * Usage:
 *
 *     $ casperjs avis-situation-insee.js siren-number
 *     $ casperjs avis-situation-insee.js 123456789
 *     $ casperjs avis-situation-insee.js 123456789 --filename=myfile.pdf
 *
 */

var usage        = 'casperjs avis-situation-insee.js siren [ --filename=insee.pdf --viewport=800x600 --user-agent=<UserAgent> --verbose --screenshot ]';

var casper       = require('casper').create(),
    utils        = require('utils'),

    siren        = casper.cli.raw.get(0)                || false,
    nic          = casper.cli.raw.get('nic')            || '',
    filename     = casper.cli.raw.get('filename')       || 'insee.pdf',
    viewport     = casper.cli.raw.get('viewport')       || '800x600',
    user_agent   = casper.cli.raw.get('user-agent')     || 'Mozilla/5.0 (X11; Linux i686) AppleWebKit/537.4 (KHTML, like Gecko) Chrome/22.0.1229.94 Safari/537.4',
    verbose      = casper.cli.raw.get('verbose')        || false,
    screenshot   = casper.cli.raw.get('screenshot')     || false
    ;

var timestamp = ( new Date() ).toISOString();
var step      = 0;

var url       = 'http://avis-situation-sirene.insee.fr/avisitu/';
var pdf_form  = {}

if ( !checkSiren (siren) ) {
    echoAndExit( 'Usage: ' + usage, true );
}


function checkSiren( siren ) {
    if( ( siren.length != 9 ) || ( isNaN( siren ) ) ) {
        casper.warn('Siren number is not formatted as 123456789');
        return false;
    }

    var checksum = 0;
    for( var i = 0; i < siren.length; i++) {
        value = ~~siren[i] * (i % 2 == 0 ? 1 : 2);
        checksum += value > 9 ? value - 9 : value;
    }

    if( (checksum % 10) != 0) {
        casper.warn('Siren number is not good');
        return false;
    }

    return true;
}


function echoAndExit( data, exit_level ) {
    exit_level = exit_level || false;

    if ( typeof data == 'object' ) {
        utils.dump( data );
    } else {
        casper.echo( data );
    }

    casper.exit( exit_level );
}


var make_screenshot = function () {
    if ( screenshot ) {
        this.capture( utils.format( 'screenshot-%s-%s-step-%s.png', siren, timestamp, step++ ) );
        verbose && this.echo( utils.format( "Make screenshot-%s-%s-step-%s.png for '%s'",  siren, timestamp, step, this.getCurrentUrl() ) );
    }
}


/*
 * ===== start =====
 */

casper.start();


/*
 * ===== open page =====
 */

casper.thenOpen( url, function() {
    verbose && this.echo( utils.format( "Open url '%s'", url ) );

    this.page.settings.webSecurityEnabled = false; // to enable dowload

    if( user_agent ) {
       this.userAgent( user_agent );
    }

    this.viewport( 800, 600 );

});

casper.then( make_screenshot );

casper.waitUntilVisible( '.contenu', function() {

    this.fill( 'form[name="demForm"]', {
        siren:             siren.substr(0,3) + ' ' + siren.substr(3,3) + ' ' + siren.substr(6,3),
        critere:           "S",
        departement:       "",
        departement_actif: "",
        nic:               "",
        bSubmit:           "Valider",

    }, true);
});


/*
 * ===== result page =====
 */

casper.then( function() {

    pdf_form = {
        action: '/avisitu/AvisPdf.do',
        method: 'POST',
        data:   this.getFormValues( 'form[name="pdfForm"]'),
    };

    verbose && utils.dump( pdf_form );
});

casper.then( make_screenshot );


/*
 * ===== download pdf =====
 */

casper.then( function() {
    this.download( pdf_form.action, filename.replace(/(.*)\.(pdf)$/i, '$1-' + siren + '.$2'), pdf_form.method, pdf_form.data);
});

casper.run();