Question

<?php
require_once('tcpdf/config/lang/eng.php');
require_once('tcpdf/tcpdf.php');

// create new PDF document
$pdf = new TCPDF(PDF_PAGE_ORIENTATION, PDF_UNIT, PDF_PAGE_FORMAT, true, 'UTF-8', false);

// set document information
$pdf->SetCreator(PDF_CREATOR);
$pdf->SetAuthor('Falco System');
$pdf->SetTitle('Llogaria');
$pdf->SetSubject('Llogaria');

// set default header data
//$pdf->SetHeaderData(PDF_HEADER_LOGO, PDF_HEADER_LOGO_WIDTH, PDF_HEADER_TITLE , PDF_HEADER_STRING);

// set header and footer fonts
//$pdf->setHeaderFont(Array(PDF_FONT_NAME_MAIN, '', PDF_FONT_SIZE_MAIN));
$pdf->setPrintHeader(false);
$pdf->setFooterFont(Array(PDF_FONT_NAME_DATA, '', PDF_FONT_SIZE_DATA));

// set default monospaced font
$pdf->SetDefaultMonospacedFont(PDF_FONT_MONOSPACED);

//set margins
$pdf->SetMargins(PDF_MARGIN_LEFT, PDF_MARGIN_TOP, PDF_MARGIN_RIGHT);
$pdf->SetHeaderMargin(PDF_MARGIN_HEADER);
$pdf->SetFooterMargin(PDF_MARGIN_FOOTER);

//set auto page breaks
$pdf->SetAutoPageBreak(TRUE, PDF_MARGIN_BOTTOM);

//set image scale factor
$pdf->setImageScale(PDF_IMAGE_SCALE_RATIO);

//set some language-dependent strings
$pdf->setLanguageArray($l);

// ---------------------------------------------------------

// set font
$pdf->SetFont('helvetica', '', 10);

// add a page
$pdf->AddPage();

//set image scale factor
$pdf->setImageScale(PDF_IMAGE_SCALE_RATIO);
//set some language-dependent strings
$pdf->setLanguageArray($l);
//$image = $pdf->Image("tcpdf/images/logo.png", 15, 10, 60, 15, 'PNG', '', '', true, 150, '', false, false, 1, false, false, false);
global $db;
$result = $db->query("SELECT * FROM orders ORDER BY date DESC limit 1");
$row = mysql_fetch_array($result);
$emri = $row['name'];
$html = <<<EOF
<!-- EXAMPLE OF CSS STYLE -->
<style>

    h1 {
        color: navy;
        font-family: times;
        font-size: 24pt;
        text-decoration: underline;
    }
    p.first {
        color: #003300;
        font-family: helvetica;
        font-size: 12pt;
    }
    p.first span {
        color: #006600;
        font-style: italic;
    }
    p#second {
        color:#000;
        font-family: helvetica;
        font-size: 8pt;
        text-align: justify;
    }
    p#falemenderim {
        color:#000;
        font-family: times;
        font-size: 12pt;
        text-align: justify;
    }

    p#second > span {
        background-color: #FFFFAA;
    }
    table.first {
        color: #003300;
        font-family: helvetica;
        font-size: 8pt;
        background-color: #FFFFFF;
    }
    td {
    border: 1px solid #BFBFBF;  
    background-color: #FFFFFF;
    }
    div.test {
        color: #CC0000;
        background-color: #FFFF66;
        font-family: helvetica;
        font-size: 10pt;
        border-style: solid solid solid solid;
        border-width: 2px 2px 2px 2px;
        border-color: green #FF00FF blue red;
        text-align: center;
    }
    td.Addressa {
        border:1px solid #FFFFFF;
        text-align:right;
    }
    td.logo {
        border:1px solid #FFFFFF;
    }
    .bolder {
        font-weight:bold;
    }
    .hide {
    border-left:3px solid #FFFFFF;
    border-bottom:3px solid #FFFFFF;
    }
    .kuq {
    background-color: red;
    color:#FFFFFF;
    }
</style>

<br/><br/>
<table class="thise" cellpadding="0" cellspacing="0">
<tr>
    <td height="50" class="logo">$image</td>
    <td class="Addressa">
        Falco system<br/>
        123 Rruga<br/>
        Tetove, MKD<br/>
        000 - 000 000<br/>
        email@firma.com
    </td>
</tr>
</table>


<br />

<table class="first" cellpadding="4" cellspacing="0">
<tr class="bolder">
    <td class="kuq">Pasagjeri</td>
    <td class="kuq">Prej</td>
    <td class="kuq">Deri</td>
</tr>
<tr>
    <td>$emri Islami</td>
    <td>Tetove</td>
    <td>Berlin</td>
</tr>
</table>
<table cellpadding="4" cellspacing="0" >

<tr>
    <td class="hide" width="345"></td>
    <td class="bolder" width="80">&Ccedil;mimi</td>
    <td >$ 100.00</td>
</tr>
</table>

<p id="falemenderim">
    Ju falemenderojme qe keni zgjedhur te udhetoni me agjensionin tone, ju deshirojme nje rruge te mbare!
</p>

<p id="second">
- Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nam porta nisl at dui semper ut semper lectus volutpat. 
Integer sollicitudin cursus mi et fermentum. Pellentesque in sem id felis commodo auctor. Nulla fringilla dui ac odio
 iaculis vel posuere eros dignissim. Donec nulla odio, pretium vitae consectetur sit amet, hendrerit interdum mauris.<br/> 
- Proin tincidunt consectetur nisi vel pellentesque. Ut ac felis quis lorem porttitor convallis at in diam. Sed molestie, 
 sem at molestie posuere, nibh justo auctor nunc, eu posuere sem purus eget ipsum. In auctor gravida vulputate. Aenean in<br/> 
- sapien purus, non ornare tortor. Cras nec risus lacus. Integer dictum sodales bibendum. 
</p>
EOF;

// output the HTML content
$pdf->writeHTML($html, true, false, true, false, '');
// reset pointer to the last page
$pdf->lastPage();

//Close and output PDF document
$pdf->Output('tiketa.pdf', 'I');
require_once ('classes/class.db.php');
$db = new MySQL(DB_SERVER, DB_USER, DB_PASSWORD, DB_NAME, false);

?>

这给了我这个错误：

致命错误：调用成员函数查询（）在非对象中 C：\ XAMPP \ htdocs中\法尔科\ GeneratePDF.php 在第64行

我试图将$ db变量设为全局，当我启动并要求连接到脚本顶部的DB的db类时，我得到另一个错误！我不知道如何做到这一点！

感谢您的时间和帮助。

Answer 1

看起来你的$db声明一直在底部。把它放在顶部，然后摆脱global $db，因为我不认为这是一个函数调用。

变量范围的问题

1 个答案: