Add-On HTML table
Informations
Author:Azeem AbbasLicense: FPDF
Description
This script adds table support to the WriteHTML() method.Source
<?php
require('fpdf.php');
require('htmlparser.inc');
class PDF_HTML_Table extends FPDF
{
protected $B;
protected $I;
protected $U;
protected $HREF;
function __construct($orientation='P', $unit='mm', $size='A4')
{
//Call parent constructor
parent::__construct($orientation, $unit, $size);
//Initialization
$this->B=0;
$this->I=0;
$this->U=0;
$this->HREF='';
}
function WriteHTML2($html)
{
//HTML parser
$html=str_replace("\n", ' ', $html);
$a=preg_split('/<(.*)>/U', $html, -1, PREG_SPLIT_DELIM_CAPTURE);
foreach($a as $i=>$e)
{
if($i%2==0)
{
//Text
if($this->HREF)
$this->PutLink($this->HREF, $e);
else
$this->Write(5, $e);
}
else
{
//Tag
if($e[0]=='/')
$this->CloseTag(strtoupper(substr($e, 1)));
else
{
//Extract attributes
$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, $attr);
}
}
}
}
function OpenTag($tag, $attr)
{
//Opening tag
if($tag=='B' || $tag=='I' || $tag=='U')
$this->SetStyle($tag, true);
if($tag=='A')
$this->HREF=$attr['HREF'];
if($tag=='BR')
$this->Ln(5);
if($tag=='P')
$this->Ln(10);
}
function CloseTag($tag)
{
//Closing tag
if($tag=='B' || $tag=='I' || $tag=='U')
$this->SetStyle($tag, false);
if($tag=='A')
$this->HREF='';
if($tag=='P')
$this->Ln(10);
}
function SetStyle($tag, $enable)
{
//Modify style and select corresponding font
$this->$tag+=($enable ? 1 : -1);
$style='';
foreach(array('B', 'I', 'U') as $s)
if($this->$s>0)
$style.=$s;
$this->SetFont('', $style);
}
function PutLink($URL, $txt)
{
//Put a hyperlink
$this->SetTextColor(0, 0, 255);
$this->SetStyle('U', true);
$this->Write(5, $txt, $URL);
$this->SetStyle('U', false);
$this->SetTextColor(0);
}
function WriteTable($data, $w)
{
$this->SetLineWidth(.3);
$this->SetFillColor(255, 255, 255);
$this->SetTextColor(0);
$this->SetFont('');
foreach($data as $row)
{
$nb=0;
for($i=0;$i<count($row);$i++)
$nb=max($nb, $this->NbLines($w[$i], trim($row[$i])));
$h=5*$nb;
$this->CheckPageBreak($h);
for($i=0;$i<count($row);$i++)
{
$x=$this->GetX();
$y=$this->GetY();
$this->Rect($x, $y, $w[$i], $h);
$this->MultiCell($w[$i], 5, trim($row[$i]), 0, 'C');
//Put the position to the right of the cell
$this->SetXY($x+$w[$i], $y);
}
$this->Ln($h);
}
}
function NbLines($w, $txt)
{
//Computes the number of lines a MultiCell of width w will take
$cw=$this->CurrentFont['cw'];
if($w==0)
$w=$this->w-$this->rMargin-$this->x;
$wmax=($w-2*$this->cMargin)*1000/$this->FontSize;
$s=str_replace("\r", '', $txt);
$nb=strlen($s);
if($nb>0 && $s[$nb-1]=="\n")
$nb--;
$sep=-1;
$i=0;
$j=0;
$l=0;
$nl=1;
while($i<$nb)
{
$c=$s[$i];
if($c=="\n")
{
$i++;
$sep=-1;
$j=$i;
$l=0;
$nl++;
continue;
}
if($c==' ')
$sep=$i;
$l+=$cw[$c];
if($l>$wmax)
{
if($sep==-1)
{
if($i==$j)
$i++;
}
else
$i=$sep+1;
$sep=-1;
$j=$i;
$l=0;
$nl++;
}
else
$i++;
}
return $nl;
}
function CheckPageBreak($h)
{
//If the height h would cause an overflow, add a new page immediately
if($this->GetY()+$h>$this->PageBreakTrigger)
$this->AddPage($this->CurOrientation);
}
function ReplaceHTML($html)
{
$html = str_replace( '<li>', "\n<br> - " , $html );
$html = str_replace( '<LI>', "\n - " , $html );
$html = str_replace( '</ul>', "\n\n" , $html );
$html = str_replace( '<strong>', "<b>" , $html );
$html = str_replace( '</strong>', "</b>" , $html );
$html = str_replace( ' ', "\n" , $html );
$html = str_replace( ' ', " " , $html );
$html = str_replace( '"', "\"" , $html );
$html = str_replace( ''', "'" , $html );
return $html;
}
function ParseTable($Table)
{
$_var='';
$htmlText = $Table;
$parser = new HtmlParser ($htmlText);
while ($parser->parse())
{
if(strtolower($parser->iNodeName)=='table')
{
if($parser->iNodeType == NODE_TYPE_ENDELEMENT)
$_var .='/::';
else
$_var .='::';
}
if(strtolower($parser->iNodeName)=='tr')
{
if($parser->iNodeType == NODE_TYPE_ENDELEMENT)
$_var .='!-:'; //opening row
else
$_var .=':-!'; //closing row
}
if(strtolower($parser->iNodeName)=='td' && $parser->iNodeType == NODE_TYPE_ENDELEMENT)
{
$_var .='#, #';
}
if ($parser->iNodeName=='Text' && isset($parser->iNodeValue))
{
$_var .= $parser->iNodeValue;
}
}
$elems = explode(':-!', str_replace('/', '', str_replace('::', '', str_replace('!-:', '', $_var)))); //opening row
foreach($elems as $key=>$value)
{
if(trim($value)!='')
{
$elems2 = explode('#, #', $value);
array_pop($elems2);
$data[] = $elems2;
}
}
return $data;
}
function WriteHTML($html)
{
$html = $this->ReplaceHTML($html);
//Search for a table
$start = strpos(strtolower($html), '<table');
$end = strpos(strtolower($html), '</table');
if($start!==false && $end!==false)
{
$this->WriteHTML2(substr($html, 0, $start).'<BR>');
$tableVar = substr($html, $start, $end-$start);
$tableData = $this->ParseTable($tableVar);
for($i=1;$i<=count($tableData[0]);$i++)
{
if($this->CurOrientation=='L')
$w[] = abs(120/(count($tableData[0])-1))+24;
else
$w[] = abs(120/(count($tableData[0])-1))+5;
}
$this->WriteTable($tableData, $w);
$this->WriteHTML2(substr($html, $end+8, strlen($html)-1).'<BR>');
}
else
{
$this->WriteHTML2($html);
}
}
}
?>Example
<?php
require('html_table.php');
$htmlTable='<table>
<tr>
<td>S. No.</td>
<td>Name</td>
<td>Age</td>
<td>Gender</td>
<td>Location</td>
</tr>
<tr>
<td>1</td>
<td>Azeem</td>
<td>24</td>
<td>Male</td>
<td>Pakistan</td>
</tr>
<tr>
<td>2</td>
<td>Atiq</td>
<td>24</td>
<td>Male</td>
<td>Pakistan</td>
</tr>
<tr>
<td>3</td>
<td>Shahid</td>
<td>24</td>
<td>Male</td>
<td>Pakistan</td>
</tr>
<tr>
<td>4</td>
<td>Roy Montgome</td>
<td>36</td>
<td>Male</td>
<td>USA</td>
</tr>
<tr>
<td>5</td>
<td>M.Bony</td>
<td>18</td>
<td>Female</td>
<td> </td>
</tr>
</table>';
$pdf=new PDF_HTML_Table();
$pdf->AddPage();
$pdf->SetFont('Arial', '', 10);
$pdf->WriteHTML("Start of the HTML table.<br>$htmlTable<br>End of the table.");
$pdf->Output();
?>