fpdf-tuto6-1

fpdf-tuto6-1.php

<?php

use Rubricate\Fpdf\FileFpdf;

class PDF extends FileFpdf
{
    protected $B = 0;
    protected $I = 0;
    protected $U = 0;
    protected $HREF = '';

    public function writeHTML($html)
    {
        $html = str_replace("\n", ' ', $html);
        $a = preg_split('/<(.*)>/U', $html,-1, PREG_SPLIT_DELIM_CAPTURE);

        foreach($a as $i=>$e) {

            if(($i%2) == 0) {

                if($this->HREF){
                    $this->putLink($this->HREF,$e);

                } else{

                    $this->write(5,$e);
                }

            } else {

                if($e[0] == '/'){
                    $this->closeTag(strtoupper(substr($e,1)));

                } else {

                    $a2 = explode(' ',$e);
                    $tag = strtoupper(array_shift($a2));
                    $attr = array();

                    foreach($a2 as $v) {

                        if(preg_match('/([^=]*)=["\']?([^"\']*)/',$v,$a3))
                            $attr[strtoupper($a3[1])] = $a3[2];
                    }

                    $this->OpenTag($tag,$attr);
                }
            }
        }
    }

    public function openTag($tag, $attr)
    {
        if($tag =='B' || $tag == 'I' || $tag == 'U'){
            $this->setStyle($tag,true);
        }

        if($tag == 'A'){
            $this->HREF = $attr['HREF'];
        }

        if($tag == 'BR'){
            $this->ln(5);
        }
    }

    public function closeTag($tag)
    {
        if($tag=='B' || $tag=='I' || $tag=='U'){
            $this->SetStyle($tag,false);
        }

        if($tag=='A'){
            $this->HREF = '';
        }
    }

    public function setStyle($tag, $enable)
    {
        $this->$tag += ($enable ? 1 : -1);
        $style = '';

        foreach(['B', 'I', 'U'] as $s){

            if($this->$s > 0){
                $style .= $s;
            }
        }

        $this->setFont('', $style);
    }

    public function putLink($URL, $txt)
    {
        $this->setTextColor(0,0,255);
        $this->setStyle('U',true);
        $this->write(5,$txt,$URL);
        $this->setStyle('U',false);
        $this->setTextColor(0);
    }
}

$html = 'You can now easily print text mixing different styles: <b>bold</b>, <i>italic</i>,
    <u>underlined</u>, or <b><i><u>all at once</u></i></b>!<br><br>You can also insert links on
    text, such as <a href="http://www.fpdf.org">www.fpdf.org</a>, or on an image: click on the logo.';

$pdf = new PDF();
$pdf->addPage();
$pdf->setFont('Arial', '', 20);
$pdf->write(5,"To find out what's new in this tutorial, click ");
$pdf->setFont('', 'U');

$link = $pdf->addLink();

$pdf->write(5, 'here', $link);
$pdf->setFont('');

$pdf->addPage();
$pdf->setLink($link);
$pdf->image('logo.png', 10, 12, 30, 0, '', 'https://rubricate.github.io/components/fpdf/');
$pdf->setLeftMargin(45);
$pdf->setFontSize(14);
$pdf->writeHTML($html);
$pdf->output();