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<?php |
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/** |
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* @file This file is part of the PdfParser library. |
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* |
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* @author Konrad Abicht <[email protected]> |
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* @date 2020-06-01 |
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* |
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* @author Sébastien MALOT <[email protected]> |
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* @date 2017-01-03 |
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* |
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* @license LGPLv3 |
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* @url <https://github.com/smalot/pdfparser> |
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* |
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* PdfParser is a pdf library written in PHP, extraction oriented. |
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* Copyright (C) 2017 - Sébastien MALOT <[email protected]> |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this program. |
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* If not, see <http://www.pdfparser.org/sites/default/LICENSE.txt>. |
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*/ |
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namespace Tests\Smalot\PdfParser\Integration\RawData; |
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use Smalot\PdfParser\Config; |
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use Smalot\PdfParser\RawData\RawDataParser; |
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use Tests\Smalot\PdfParser\TestCase; |
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class RawDataParserHelper extends RawDataParser |
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{ |
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/** |
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* Expose protected function "getRawObject". |
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*/ |
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public function exposeGetRawObject($pdfData, $offset = 0) |
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{ |
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return $this->getRawObject($pdfData, $offset); |
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} |
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} |
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class RawDataParserTest extends TestCase |
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{ |
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protected function setUp(): void |
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{ |
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parent::setUp(); |
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$this->fixture = new RawDataParserHelper([], new Config()); |
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} |
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/** |
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* Tests buggy behavior of getRawObject. |
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* |
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* When PDF has corrupted xref table getRawObject may run into an infinite loop. |
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* |
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* @see https://github.com/smalot/pdfparser/issues/372 |
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* @see https://github.com/smalot/pdfparser/pull/377 |
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*/ |
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public function testGetRawObjectIssue372() |
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{ |
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// The following $data content is a minimal example to trigger the infinite loop |
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$data = '<</Producer (eDkºãa˜þõ‚LÅòÕ�PïÙ��)©)>>'; |
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// calling "getRawObject" via "exposeGetRawObject" would result in an infinite loop |
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// if the fix is not there. |
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$result = $this->fixture->exposeGetRawObject($data); |
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$this->assertEquals( |
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[ |
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'<<', |
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[ |
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['/', 'Producer', 11], |
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['(', 'eDkºãa˜þõ‚LÅòÕ�PïÙ��', 52], |
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], |
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52, |
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], |
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$result |
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); |
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} |
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/** |
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* Tests buggy behavior of decodeXrefStream. |
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* |
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* @see https://github.com/smalot/pdfparser/issues/30 |
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* @see https://github.com/smalot/pdfparser/issues/192 |
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* @see https://github.com/smalot/pdfparser/issues/209 |
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* @see https://github.com/smalot/pdfparser/issues/330 |
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* @see https://github.com/smalot/pdfparser/issues/356 |
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* @see https://github.com/smalot/pdfparser/issues/373 |
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* @see https://github.com/smalot/pdfparser/issues/392 |
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* @see https://github.com/smalot/pdfparser/issues/397 |
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*/ |
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public function testDecodeXrefStreamIssue356() |
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{ |
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$filename = $this->rootDir.'/samples/bugs/Issue356.pdf'; |
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$parser = $this->getParserInstance(); |
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$document = $parser->parseFile($filename); |
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$pages = $document->getPages(); |
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$this->assertStringContainsString('Ημερήσια έκθεση επιδημιολογικής', $pages[0]->getText()); |
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} |
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public function testDecodeObjectHeaderIssue405() |
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{ |
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$filename = $this->rootDir.'/samples/bugs/Issue405.pdf'; |
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$parser = $this->getParserInstance(); |
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$document = $parser->parseFile($filename); |
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$pages = $document->getPages(); |
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$this->assertStringContainsString('Bug fix: PR #405', $pages[0]->getText()); |
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} |
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/** |
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* Tests buggy behavior of decodeXrefStream. |
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* |
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* When PDF has more than one entry in the /Index area (for example by changing |
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* the document description), only the first entry is used. |
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* If the fix is not used the array returned by getDetails() contains only the entry |
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* with the key 'Pages'. All other entries like 'Author', 'Creator', 'Title', |
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* 'Subject' (which come from the 'Info' object) are not listed, because the |
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* 'Info' object gets a wrong object id during parsing the data into the xref structure. |
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* So the object id listed at the /Info entry is not valid and the data of the info object |
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* cannot be loaded during executing Document::buildDetails(). |
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* |
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* @see https://github.com/smalot/pdfparser/pull/479 |
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*/ |
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public function testDecodeXrefStreamIssue479() |
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{ |
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$filename = $this->rootDir.'/samples/bugs/Issue479.pdf'; |
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$parser = $this->getParserInstance(); |
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$document = $parser->parseFile($filename); |
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$details = $document->getDetails(); |
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$this->assertArrayHasKey('Author', $details); |
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$this->assertArrayHasKey('CreationDate', $details); |
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$this->assertArrayHasKey('Creator', $details); |
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$this->assertArrayHasKey('ModDate', $details); |
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$this->assertArrayHasKey('Producer', $details); |
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$this->assertArrayHasKey('Subject', $details); |
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$this->assertArrayHasKey('Title', $details); |
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} |
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} |
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smalot /
pdfparser
