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<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* PDF schema handling
*
* @package PhpMyAdmin
*/
namespace PhpMyAdmin\Plugins\Schema\Pdf;
use PhpMyAdmin\Pdf as PdfLib;
use PhpMyAdmin\Relation;
use PhpMyAdmin\Util;
/**
* Skip the plugin if TCPDF is not available.
*/
if (! class_exists('TCPDF')) {
$GLOBALS['skip_import'] = true;
return;
}
/**
* block attempts to directly run this script
*/
if (getcwd() == dirname(__FILE__)) {
die('Attack stopped');
}
/**
* Extends the "TCPDF" class and helps
* in developing the structure of PDF Schema Export
*
* @access public
* @package PhpMyAdmin
* @see TCPDF
*/
class Pdf extends PdfLib
{
/**
* Defines properties
*/
var $_xMin;
var $_yMin;
var $leftMargin = 10;
var $topMargin = 10;
var $scale;
var $PMA_links;
var $Outlines = array();
var $def_outlines;
var $widths;
private $_ff = PdfLib::PMA_PDF_FONT;
private $_offline;
private $_pageNumber;
private $_withDoc;
private $_db;
/**
* @var Relation $relation
*/
private $relation;
/**
* Constructs PDF for schema export.
*
* @param string $orientation page orientation
* @param string $unit unit
* @param string $paper the format used for pages
* @param int $pageNumber schema page number that is being exported
* @param boolean $withDoc with document dictionary
* @param string $db the database name
*
* @access public
*/
public function __construct(
$orientation, $unit, $paper, $pageNumber, $withDoc, $db
) {
parent::__construct($orientation, $unit, $paper);
$this->_pageNumber = $pageNumber;
$this->_withDoc = $withDoc;
$this->_db = $db;
$this->relation = new Relation();
}
/**
* Sets the value for margins
*
* @param float $c_margin margin
*
* @return void
*/
public function setCMargin($c_margin)
{
$this->cMargin = $c_margin;
}
/**
* Sets the scaling factor, defines minimum coordinates and margins
*
* @param float|int $scale The scaling factor
* @param float|int $xMin The minimum X coordinate
* @param float|int $yMin The minimum Y coordinate
* @param float|int $leftMargin The left margin
* @param float|int $topMargin The top margin
*
* @return void
*/
public function setScale($scale = 1, $xMin = 0, $yMin = 0,
$leftMargin = -1, $topMargin = -1
) {
$this->scale = $scale;
$this->_xMin = $xMin;
$this->_yMin = $yMin;
if ($this->leftMargin != -1) {
$this->leftMargin = $leftMargin;
}
if ($this->topMargin != -1) {
$this->topMargin = $topMargin;
}
}
/**
* Outputs a scaled cell
*
* @param float|int $w The cell width
* @param float|int $h The cell height
* @param string $txt The text to output
* @param mixed $border Whether to add borders or not
* @param integer $ln Where to put the cursor once the output is done
* @param string $align Align mode
* @param integer $fill Whether to fill the cell with a color or not
* @param string $link Link
*
* @return void
*
* @see TCPDF::Cell()
*/
public function cellScale($w, $h = 0, $txt = '', $border = 0, $ln = 0,
$align = '', $fill = 0, $link = ''
) {
$h = $h / $this->scale;
$w = $w / $this->scale;
$this->Cell($w, $h, $txt, $border, $ln, $align, $fill, $link);
}
/**
* Draws a scaled line
*
* @param float $x1 The horizontal position of the starting point
* @param float $y1 The vertical position of the starting point
* @param float $x2 The horizontal position of the ending point
* @param float $y2 The vertical position of the ending point
*
* @return void
*
* @see TCPDF::Line()
*/
public function lineScale($x1, $y1, $x2, $y2)
{
$x1 = ($x1 - $this->_xMin) / $this->scale + $this->leftMargin;
$y1 = ($y1 - $this->_yMin) / $this->scale + $this->topMargin;
$x2 = ($x2 - $this->_xMin) / $this->scale + $this->leftMargin;
$y2 = ($y2 - $this->_yMin) / $this->scale + $this->topMargin;
$this->Line($x1, $y1, $x2, $y2);
}
/**
* Sets x and y scaled positions
*
* @param float $x The x position
* @param float $y The y position
*
* @return void
*
* @see TCPDF::SetXY()
*/
public function setXyScale($x, $y)
{
$x = ($x - $this->_xMin) / $this->scale + $this->leftMargin;
$y = ($y - $this->_yMin) / $this->scale + $this->topMargin;
$this->SetXY($x, $y);
}
/**
* Sets the X scaled positions
*
* @param float $x The x position
*
* @return void
*
* @see TCPDF::SetX()
*/
public function setXScale($x)
{
$x = ($x - $this->_xMin) / $this->scale + $this->leftMargin;
$this->SetX($x);
}
/**
* Sets the scaled font size
*
* @param float $size The font size (in points)
*
* @return void
*
* @see TCPDF::SetFontSize()
*/
public function setFontSizeScale($size)
{
// Set font size in points
$size = $size / $this->scale;
$this->SetFontSize($size);
}
/**
* Sets the scaled line width
*
* @param float $width The line width
*
* @return void
*
* @see TCPDF::SetLineWidth()
*/
public function setLineWidthScale($width)
{
$width = $width / $this->scale;
$this->SetLineWidth($width);
}
/**
* This method is used to render the page header.
*
* @return void
*
* @see TCPDF::Header()
*/
// @codingStandardsIgnoreLine
public function Header()
{
// We only show this if we find something in the new pdf_pages table
// This function must be named "Header" to work with the TCPDF library
if ($this->_withDoc) {
if ($this->_offline || $this->_pageNumber == -1) {
$pg_name = __("PDF export page");
} else {
$test_query = 'SELECT * FROM '
. Util::backquote($GLOBALS['cfgRelation']['db']) . '.'
. Util::backquote($GLOBALS['cfgRelation']['pdf_pages'])
. ' WHERE db_name = \'' . $GLOBALS['dbi']->escapeString($this->_db)
. '\' AND page_nr = \'' . $this->_pageNumber . '\'';
$test_rs = $this->relation->queryAsControlUser($test_query);
$pages = @$GLOBALS['dbi']->fetchAssoc($test_rs);
$pg_name = ucfirst($pages['page_descr']);
}
$this->SetFont($this->_ff, 'B', 14);
$this->Cell(0, 6, $pg_name, 'B', 1, 'C');
$this->SetFont($this->_ff, '');
$this->Ln();
}
}
/**
* This function must be named "Footer" to work with the TCPDF library
*
* @return void
*
* @see PDF::Footer()
*/
// @codingStandardsIgnoreLine
public function Footer()
{
if ($this->_withDoc) {
parent::Footer();
}
}
/**
* Sets widths
*
* @param array $w array of widths
*
* @return void
*/
public function setWidths(array $w)
{
// column widths
$this->widths = $w;
}
/**
* Generates table row.
*
* @param array $data Data for table
* @param array $links Links for table cells
*
* @return void
*/
public function row(array $data, array $links)
{
// line height
$nb = 0;
$data_cnt = count($data);
for ($i = 0;$i < $data_cnt;$i++) {
$nb = max($nb, $this->numLines($this->widths[$i], $data[$i]));
}
$il = $this->FontSize;
$h = ($il + 1) * $nb;
// page break if necessary
$this->CheckPageBreak($h);
// draw the cells
$data_cnt = count($data);
for ($i = 0;$i < $data_cnt;$i++) {
$w = $this->widths[$i];
// save current position
$x = $this->GetX();
$y = $this->GetY();
// draw the border
$this->Rect($x, $y, $w, $h);
if (isset($links[$i])) {
$this->Link($x, $y, $w, $h, $links[$i]);
}
// print text
$this->MultiCell($w, $il + 1, $data[$i], 0, 'L');
// go to right side
$this->SetXY($x + $w, $y);
}
// go to line
$this->Ln($h);
}
/**
* Compute number of lines used by a multicell of width w
*
* @param int $w width
* @param string $txt text
*
* @return int
*/
public function numLines($w, $txt)
{
$cw = &$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;
}
$l += isset($cw[mb_ord($c)])?$cw[mb_ord($c)]:0 ;
if ($l > $wmax) {
if ($sep == -1) {
if ($i == $j) {
$i++;
}
} else {
$i = $sep + 1;
}
$sep = -1;
$j = $i;
$l = 0;
$nl++;
} else {
$i++;
}
}
return $nl;
}
/**
* Set whether the document is generated from client side DB
*
* @param string $value whether offline
*
* @return void
*
* @access private
*/
public function setOffline($value)
{
$this->_offline = $value;
}
}
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