Update website

admin/phpMyAdmin/libraries/classes/Pdf.php

@@ -0,0 +1,157 @@
+<?php
+/**
+ * TCPDF wrapper class.
+ */
+
+declare(strict_types=1);
+
+namespace PhpMyAdmin;
+
+use Exception;
+use TCPDF;
+use TCPDF_FONTS;
+
+use function __;
+use function count;
+use function strlen;
+use function strtr;
+
+/**
+ * PDF export base class providing basic configuration.
+ */
+class Pdf extends TCPDF
+{
+    /** @var array */
+    public $footerset = [];
+
+    /** @var array */
+    public $alias = [];
+
+    /**
+     * PDF font to use.
+     */
+    public const PMA_PDF_FONT = 'DejaVuSans';
+
+    /**
+     * Constructs PDF and configures standard parameters.
+     *
+     * @param string    $orientation page orientation
+     * @param string    $unit        unit
+     * @param string    $format      the format used for pages
+     * @param bool      $unicode     true means that the input text is unicode
+     * @param string    $encoding    charset encoding; default is UTF-8.
+     * @param bool      $diskcache   DEPRECATED TCPDF FEATURE
+     * @param false|int $pdfa        If not false, set the document to PDF/A mode and the good version (1 or 3)
+     *
+     * @throws Exception
+     */
+    public function __construct(
+        $orientation = 'P',
+        $unit = 'mm',
+        $format = 'A4',
+        $unicode = true,
+        $encoding = 'UTF-8',
+        $diskcache = false,
+        $pdfa = false
+    ) {
+        parent::__construct($orientation, $unit, $format, $unicode, $encoding, $diskcache, $pdfa);
+        $this->setAuthor('phpMyAdmin ' . Version::VERSION);
+        $this->AddFont('DejaVuSans', '', 'dejavusans.php');
+        $this->AddFont('DejaVuSans', 'B', 'dejavusansb.php');
+        $this->setFont(self::PMA_PDF_FONT, '', 14);
+        $this->setFooterFont([self::PMA_PDF_FONT, '', 14]);
+    }
+
+    /**
+     * This function must be named "Footer" to work with the TCPDF library
+     */
+    // phpcs:ignore PSR1.Methods.CamelCapsMethodName.NotCamelCaps
+    public function Footer(): void
+    {
+        // Check if footer for this page already exists
+        if (isset($this->footerset[$this->page])) {
+            return;
+        }
+
+        $this->setY(-15);
+        $this->setFont(self::PMA_PDF_FONT, '', 14);
+        $this->Cell(
+            0,
+            6,
+            __('Page number:') . ' '
+            . $this->getAliasNumPage() . '/' . $this->getAliasNbPages(),
+            'T',
+            0,
+            'C'
+        );
+        $this->Cell(0, 6, Util::localisedDate(), 0, 1, 'R');
+        $this->setY(20);
+
+        // set footerset
+        $this->footerset[$this->page] = 1;
+    }
+
+    /**
+     * Function to set alias which will be expanded on page rendering.
+     *
+     * @param string $name  name of the alias
+     * @param string $value value of the alias
+     */
+    public function setAlias($name, $value): void
+    {
+        // phpcs:disable Squiz.NamingConventions.ValidVariableName.MemberNotCamelCaps
+        $name = TCPDF_FONTS::UTF8ToUTF16BE($name, false, true, $this->CurrentFont);
+        $this->alias[$name] = TCPDF_FONTS::UTF8ToUTF16BE($value, false, true, $this->CurrentFont);
+        // phpcs:enable
+    }
+
+    // phpcs:disable PSR2.Methods.MethodDeclaration.Underscore
+
+    /**
+     * Improved with alias expanding.
+     */
+    public function _putpages(): void
+    {
+        if (count($this->alias) > 0) {
+            $nbPages = count($this->pages);
+            for ($n = 1; $n <= $nbPages; $n++) {
+                $this->pages[$n] = strtr($this->pages[$n], $this->alias);
+            }
+        }
+
+        parent::_putpages();
+    }
+
+    // phpcs:enable
+
+    /**
+     * Displays an error message
+     *
+     * @param string $error_message the error message
+     */
+    // phpcs:ignore PSR1.Methods.CamelCapsMethodName.NotCamelCaps
+    public function Error($error_message = ''): void
+    {
+        echo Message::error(
+            __('Error while creating PDF:') . ' ' . $error_message
+        )->getDisplay();
+        exit;
+    }
+
+    /**
+     * Sends file as a download to user.
+     *
+     * @param string $filename file name
+     */
+    public function download($filename): void
+    {
+        $pdfData = $this->getPDFData();
+        ResponseRenderer::getInstance()->disable();
+        Core::downloadHeader(
+            $filename,
+            'application/pdf',
+            strlen($pdfData)
+        );
+        echo $pdfData;
+    }
+}