Merge branch 'MDL-79665' of https://github.com/paulholden/moodle

lib/tcpdf/CHANGELOG.TXT

@@ -1,3 +1,23 @@
+6.6.5 (2023-09-06)
+	- Fix corrupted file.
+
+6.6.4 (2023-09-06)
+	- Fix GitHub automation tests.
+
+6.6.3 (2023-09-06)
+	- Fix SPDX license ID (#591)
+	- Fix warning "array offset on value of type null" (#620)
+	- Improve the README about the status of this library (#589)
+	- Fix deprecation warning with PHP 8.1 (#614)
+	- Fixes for PHP 8.2 in tcpdf_fonts.php (#632)
+	- Fix some php 8+ edge cases (#630)
+	- Fix composite glyph output (#581)
+	- Fix "access array offset on value of type bool" with PDF/A (#583)
+	- Fix non-numeric value warning (#627)
+	- Fix issues with S25 barcode (#611)
+	- Fix return type annotations (#613)
+	- Fix some inconsistencies in type hints (#598)
+
 6.6.2 (2022-12-17)
 	- Ensure pregSplit return type is always array.
 	- Add ability to run tests on various operating systems (#566)

lib/tcpdf/LICENSE.TXT

@@ -7,7 +7,7 @@
   published by the Free Software Foundation, either version 3 of the
   License, or (at your option) any later version.
 
-  2002-2022 Nicola Asuni - Tecnick.com LTD
+  2002-2023 Nicola Asuni - Tecnick.com LTD
 
 **********************************************************************
 **********************************************************************

lib/tcpdf/README.md

@@ -6,15 +6,14 @@
 
 * **category**    Library
 * **author**      Nicola Asuni <[email protected]>
-* **copyright**   2002-2022 Nicola Asuni - Tecnick.com LTD
+* **copyright**   2002-2023 Nicola Asuni - Tecnick.com LTD
 * **license**     http://www.gnu.org/copyleft/lesser.html GNU-LGPL v3 (see LICENSE.TXT)
 * **link**        http://www.tcpdf.org
 * **source**      https://github.com/tecnickcom/TCPDF
 
 
-## IMPORTANT
-A new version of this library is under development at https://github.com/tecnickcom/tc-lib-pdf and as a consequence this version will not receive any additional development or support.
-This version should be considered obsolete, new projects should use the new version as soon it will become stable.
+## NOTE
+A new version of this library is under development at https://github.com/tecnickcom/tc-lib-pdf and as a consequence this library is in support only mode.
 
 
 

lib/tcpdf/composer.json

@@ -12,8 +12,8 @@
         "barcodes"
     ],
     "homepage": "http://www.tcpdf.org/",
-    "version": "6.6.2",
-    "license": "LGPL-3.0-only",
+    "version": "6.6.5",
+    "license": "LGPL-3.0-or-later",
     "authors": [
         {
             "name": "Nicola Asuni",

lib/tcpdf/include/barcodes/qrcode.php

@@ -888,6 +888,7 @@ protected function getCode() {
 			if ($col >= $this->rsblocks[0]['dataLength']) {
 				$row += $this->b1;
 			}
+			$row = (int) $row;
 			$ret = $this->rsblocks[$row]['data'][$col];
 		} elseif ($this->count < $this->dataLength + $this->eccLength) {
 			$row = ($this->count - $this->dataLength) % $this->blocks;

lib/tcpdf/include/tcpdf_fonts.php

@@ -1323,43 +1323,43 @@ public static function _getTrueTypeFontSubset($font, $subsetchars) {
 					// set the checkSumAdjustment to 0
 					$table[$tag]['data'] = substr($table[$tag]['data'], 0, 8)."\x0\x0\x0\x0".substr($table[$tag]['data'], 12);
 				}
-				$pad = 4 - ($table[$tag]['length'] % 4);
-				if ($pad != 4) {
-					// the length of a table must be a multiple of four bytes
-					$table[$tag]['length'] += $pad;
-					$table[$tag]['data'] .= str_repeat("\x0", $pad);
-				}
 				$table[$tag]['offset'] = $offset;
 				$offset += $table[$tag]['length'];
+				$numPad = ($offset + 3 & ~3) - $offset;
+				if($numPad > 0) {
+					$table[$tag]['data'] .= str_repeat("\x0", $numPad);
+					$offset += $numPad;
+				}
 				// check sum is not changed (so keep the following line commented)
-				//$table[$tag]['checkSum'] = self::_getTTFtableChecksum($table[$tag]['data'], $table[$tag]['length']);
+				//$table[$tag]['checkSum'] = self::_getTTFtableChecksum($table[$tag]['data'], $table[$tag]['length'] + $numPad);
 			} else {
 				unset($table[$tag]);
 			}
 		}
 		// add loca
+		$table['loca'] = array();
 		$table['loca']['data'] = $loca;
 		$table['loca']['length'] = strlen($loca);
-		$pad = 4 - ($table['loca']['length'] % 4);
-		if ($pad != 4) {
-			// the length of a table must be a multiple of four bytes
-			$table['loca']['length'] += $pad;
-			$table['loca']['data'] .= str_repeat("\x0", $pad);
-		}
 		$table['loca']['offset'] = $offset;
-		$table['loca']['checkSum'] = self::_getTTFtableChecksum($table['loca']['data'], $table['loca']['length']);
 		$offset += $table['loca']['length'];
+		$numPad = ($offset + 3 & ~3) - $offset;
+		if($numPad > 0) {
+			$table['loca']['data'] .= str_repeat("\x0", $numPad);
+			$offset += $numPad;
+		}
+		$table['loca']['checkSum'] = self::_getTTFtableChecksum($table['loca']['data'], $table['loca']['length'] + $numPad);
 		// add glyf
+		$table['glyf'] = array();
 		$table['glyf']['data'] = $glyf;
 		$table['glyf']['length'] = strlen($glyf);
-		$pad = 4 - ($table['glyf']['length'] % 4);
-		if ($pad != 4) {
-			// the length of a table must be a multiple of four bytes
-			$table['glyf']['length'] += $pad;
-			$table['glyf']['data'] .= str_repeat("\x0", $pad);
-		}
 		$table['glyf']['offset'] = $offset;
-		$table['glyf']['checkSum'] = self::_getTTFtableChecksum($table['glyf']['data'], $table['glyf']['length']);
+		$offset += $table['glyf']['length'];
+		$numPad = ($offset + 3 & ~3) - $offset;
+		if($numPad > 0) {
+			$table['glyf']['data'] .= str_repeat("\x0", $numPad);
+			$offset += $numPad;
+		}
+		$table['glyf']['checkSum'] = self::_getTTFtableChecksum($table['glyf']['data'], $table['glyf']['length'] + $numPad);
 		// rebuild font
 		$font = '';
 		$font .= pack('N', 0x10000); // sfnt version
@@ -1383,7 +1383,7 @@ public static function _getTrueTypeFontSubset($font, $subsetchars) {
 		}
 		// set checkSumAdjustment on head table
 		$checkSumAdjustment = 0xB1B0AFBA - self::_getTTFtableChecksum($font, strlen($font));
-		$font = substr($font, 0, $table['head']['offset'] + 8).pack('N', $checkSumAdjustment).substr($font, $table['head']['offset'] + 12);
+		$font = substr($font, 0, $table['head']['offset'] + $offset + 8).pack('N', $checkSumAdjustment).substr($font, $table['head']['offset'] + $offset + 12);
 		return $font;
 	}
 
@@ -1780,9 +1780,9 @@ public static function arrUTF8ToUTF16BE($unicode, $setbom=false) {
 	 */
 	public static function UTF8ArrayToUniArray($ta, $isunicode=true) {
 		if ($isunicode) {
-			return array_map(array('TCPDF_FONTS', 'unichrUnicode'), $ta);
+			return array_map(get_called_class().'::unichrUnicode', $ta);
 		}
-		return array_map(array('TCPDF_FONTS', 'unichrASCII'), $ta);
+		return array_map(get_called_class().'::unichrASCII', $ta);
 	}
 
 	/**
@@ -2002,7 +2002,7 @@ public static function UTF8StringToArray($str, $isunicode, &$currentfont) {
 		if ($isunicode) {
 			// requires PCRE unicode support turned on
 			$chars = TCPDF_STATIC::pregSplit('//','u', $str, -1, PREG_SPLIT_NO_EMPTY);
-			$carr = array_map(array('TCPDF_FONTS', 'uniord'), $chars);
+			$carr = array_map(get_called_class().'::uniord', $chars);
 		} else {
 			$chars = str_split($str);
 			$carr = array_map('ord', $chars);

lib/tcpdf/include/tcpdf_static.php

@@ -3,11 +3,11 @@
 // File name   : tcpdf_static.php
 // Version     : 1.1.4
 // Begin       : 2002-08-03
-// Last Update : 2022-08-12
+// Last Update : 2023-09-06
 // Author      : Nicola Asuni - Tecnick.com LTD - www.tecnick.com - [email protected]
 // License     : GNU-LGPL v3 (http://www.gnu.org/copyleft/lesser.html)
 // -------------------------------------------------------------------
-// Copyright (C) 2002-2022 Nicola Asuni - Tecnick.com LTD
+// Copyright (C) 2002-2023 Nicola Asuni - Tecnick.com LTD
 //
 // This file is part of TCPDF software library.
 //
@@ -55,7 +55,7 @@ class TCPDF_STATIC {
 	 * Current TCPDF version.
 	 * @private static
 	 */
-	private static $tcpdf_version = '6.6.2';
+	private static $tcpdf_version = '6.6.5';
 
 	/**
 	 * String alias for total number of pages.
@@ -1780,7 +1780,7 @@ public static function pregSplit($pattern, $modifiers, $subject, $limit=NULL, $f
 			if ($ret === false) {
 				return array();
 			}
-			return $ret;
+			return is_array($ret) ? $ret : array();
 		}
 		// preg_split is bugged - try alternative solution
 		$ret = array();

lib/tcpdf/tcpdf.php

@@ -1,13 +1,13 @@
 <?php
 //============================================================+
 // File name   : tcpdf.php
-// Version     : 6.6.2
+// Version     : 6.6.5
 // Begin       : 2002-08-03
-// Last Update : 2022-12-06
+// Last Update : 2023-09-06
 // Author      : Nicola Asuni - Tecnick.com LTD - www.tecnick.com - [email protected]
 // License     : GNU-LGPL v3 (http://www.gnu.org/copyleft/lesser.html)
 // -------------------------------------------------------------------
-// Copyright (C) 2002-2022 Nicola Asuni - Tecnick.com LTD
+// Copyright (C) 2002-2023 Nicola Asuni - Tecnick.com LTD
 //
 // This file is part of TCPDF software library.
 //
@@ -104,7 +104,7 @@
  * Tools to encode your unicode fonts are on fonts/utils directory.</p>
  * @package com.tecnick.tcpdf
  * @author Nicola Asuni
- * @version 6.6.2
+ * @version 6.6.5
  */
 
 // TCPDF configuration
@@ -128,7 +128,7 @@
  * TCPDF project (http://www.tcpdf.org) has been originally derived in 2002 from the Public Domain FPDF class by Olivier Plathey (http://www.fpdf.org), but now is almost entirely rewritten.<br>
  * @package com.tecnick.tcpdf
  * @brief PHP class for generating PDF documents without requiring external extensions.
- * @version 6.6.2
+ * @version 6.6.5
  * @author Nicola Asuni - [email protected]
  * @IgnoreAnnotation("protected")
  * @IgnoreAnnotation("public")
@@ -574,12 +574,14 @@ class TCPDF {
 	/**
 	 * Minimum distance between header and top page margin.
 	 * @protected
+	 * @var float
 	 */
 	protected $header_margin;
 
 	/**
 	 * Minimum distance between footer and bottom page margin.
 	 * @protected
+	 * @var float
 	 */
 	protected $footer_margin;
 
@@ -2461,7 +2463,7 @@ public function setLastH($h) {
 	 */
 	public function getCellHeight($fontsize, $padding=TRUE) {
 		$height = ($fontsize * $this->cell_height_ratio);
-		if ($padding) {
+		if ($padding && !empty($this->cell_padding)) {
 			$height += ($this->cell_padding['T'] + $this->cell_padding['B']);
 		}
 		return round($height, 6);
@@ -3372,7 +3374,7 @@ public function getHeaderData() {
 	/**
 	 * Set header margin.
 	 * (minimum distance between header and top page margin)
-	 * @param int $hm distance in user units
+	 * @param float $hm distance in user units
 	 * @public
 	 */
 	public function setHeaderMargin($hm=10) {
@@ -3392,7 +3394,7 @@ public function getHeaderMargin() {
 	/**
 	 * Set footer margin.
 	 * (minimum distance between footer and bottom page margin)
-	 * @param int $fm distance in user units
+	 * @param float $fm distance in user units
 	 * @public
 	 */
 	public function setFooterMargin($fm=10) {
@@ -4102,6 +4104,7 @@ public function setTextColor($col1=0, $col2=-1, $col3=-1, $col4=-1, $ret=false,
 	 * @param float $fontsize Font size in points. The default value is the current size.
 	 * @param boolean $getarray if true returns an array of characters widths, if false returns the total length.
 	 * @return float[]|float total string length or array of characted widths
+	 * @phpstan-return ($getarray is true ? float[] : float) total string length or array of characted widths
 	 * @author Nicola Asuni
 	 * @public
 	 * @since 1.2
@@ -4118,6 +4121,7 @@ public function GetStringWidth($s, $fontname='', $fontstyle='', $fontsize=0, $ge
 	 * @param float $fontsize Font size in points. The default value is the current size.
 	 * @param boolean $getarray if true returns an array of characters widths, if false returns the total length.
 	 * @return float[]|float total string length or array of characted widths
+	 * @phpstan-return ($getarray is true ? float[] : float) total string length or array of characted widths
 	 * @author Nicola Asuni
 	 * @public
 	 * @since 2.4.000 (2008-03-06)
@@ -6409,7 +6413,7 @@ public function Write($h, $txt, $link='', $fill=false, $align='', $ln=false, $st
 		// calculate maximum width for a single character on string
 		$chrw = $this->GetArrStringWidth($chars, '', '', 0, true);
 		array_walk($chrw, array($this, 'getRawCharWidth'));
-		$maxchwidth = max($chrw);
+		$maxchwidth = ((is_array($chrw) || $chrw instanceof Countable) && count($chrw) > 0) ? max($chrw) : 0;
 		// get array of chars
 		$uchars = TCPDF_FONTS::UTF8ArrayToUniArray($chars, $this->isunicode);
 		// get the number of characters
@@ -6872,6 +6876,8 @@ protected function fitBlock($w, $h, $x, $y, $fitonpage=false) {
 		}
 		// resize the block to be contained on the remaining available page or column space
 		if ($fitonpage) {
+			// fallback to avoid division by zero
+			$h = $h == 0 ? 1 : $h;
 			$ratio_wh = ($w / $h);
 			if (($y + $h) > $this->PageBreakTrigger) {
 				$h = $this->PageBreakTrigger - $y;
@@ -9925,7 +9931,7 @@ protected function _putcatalog() {
 				}
 				$out .= ' >> >>';
 			}
-			$font = $this->getFontBuffer('helvetica');
+			$font = $this->getFontBuffer((($this->pdfa_mode) ? 'pdfa' : '') .'helvetica');
 			$out .= ' /DA (/F'.$font['i'].' 0 Tf 0 g)';
 			$out .= ' /Q '.(($this->rtl)?'2':'0');
 			//$out .= ' /XFA ';
@@ -22055,7 +22061,7 @@ public function getNumberOfColumns() {
 	public function setTextRenderingMode($stroke=0, $fill=true, $clip=false) {
 		// Ref.: PDF 32000-1:2008 - 9.3.6 Text Rendering Mode
 		// convert text rendering parameters
-		if ($stroke < 0) {
+		if ($stroke < 0 || !is_numeric($stroke)) {
 			$stroke = 0;
 		}
 		if ($fill === true) {

lib/tcpdf/tcpdf_barcodes_1d.php

@@ -828,7 +828,7 @@ protected function barcode_s25($code, $checksum=false) {
 		$chr['5'] = '11101011101010';
 		$chr['6'] = '10111011101010';
 		$chr['7'] = '10101011101110';
-		$chr['8'] = '10101110111010';
+		$chr['8'] = '11101010111010';
 		$chr['9'] = '10111010111010';
 		if ($checksum) {
 			// add checksum
@@ -838,7 +838,7 @@ protected function barcode_s25($code, $checksum=false) {
 			// add leading zero if code-length is odd
 			$code = '0'.$code;
 		}
-		$seq = '11011010';
+		$seq = '1110111010';
 		$clen = strlen($code);
 		for ($i = 0; $i < $clen; ++$i) {
 			$digit = $code[$i];
@@ -848,7 +848,7 @@ protected function barcode_s25($code, $checksum=false) {
 			}
 			$seq .= $chr[$digit];
 		}
-		$seq .= '1101011';
+		$seq .= '111010111';
 		$bararray = array('code' => $code, 'maxw' => 0, 'maxh' => 1, 'bcode' => array());
 		return $this->binseq_to_array($seq, $bararray);
 	}

lib/thirdpartylibs.xml

@@ -175,12 +175,13 @@
     <location>tcpdf</location>
     <name>TCPDF</name>
     <description>Class to generate PDF files</description>
-    <version>6.6.2</version>
+    <version>6.6.5</version>
     <license>LGPL</license>
-    <licenseversion>3.0-only</licenseversion>
+    <licenseversion>3.0-or-later</licenseversion>
     <repository>https://github.com/tecnickcom/TCPDF</repository>
     <copyrights>
       <copyright>Olivier PLATHEY</copyright>
+      <copyright>Nicola Asuni</copyright>
     </copyrights>
     <customised/>
   </library>