PHP code example of renanbr / bibtex-parser

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

renanbr / bibtex-parser example snippets

use RenanBr\BibTexParser\Listener;
use RenanBr\BibTexParser\Parser;
use RenanBr\BibTexParser\Processor;

y},
  author={Einstein, Albert},
  year={1916}
}
BIBTEX;

// Create and configure a Listener
$listener = new Listener();
$listener->addProcessor(new Processor\TagNameCaseProcessor(CASE_LOWER));
// $listener->addProcessor(new Processor\NamesProcessor());
// $listener->addProcessor(new Processor\KeywordsProcessor());
// $listener->addProcessor(new Processor\DateProcessor());
// $listener->addProcessor(new Processor\FillMissingProcessor([/* ... */]));
// $listener->addProcessor(new Processor\TrimProcessor());
// $listener->addProcessor(new Processor\UrlFromDoiProcessor());
// $listener->addProcessor(new Processor\LatexToUnicodeProcessor());
// ... you can append as many Processors as you want

// Create a Parser and attach the listener
$parser = new Parser();
$parser->addListener($listener);

// Parse the content, then read processed data from the Listener
$parser->parseString($bibtex); // or parseFile('/path/to/file.bib')
$entries = $listener->export();

print_r($entries);

use RenanBr\BibTexParser\Processor\TagNameCaseProcessor;

$listener->addProcessor(new TagNameCaseProcessor(CASE_UPPER)); // or CASE_LOWER

use RenanBr\BibTexParser\Processor\NamesProcessor;

$listener->addProcessor(new NamesProcessor());

use RenanBr\BibTexParser\Processor\KeywordsProcessor;

$listener->addProcessor(new KeywordsProcessor());

use RenanBr\BibTexParser\Processor\DateProcessor;

$listener->addProcessor(new DateProcessor());

use RenanBr\BibTexParser\Processor\FillMissingProcessor;

$listener->addProcessor(new FillMissingProcessor([
    'title' => 'This entry has no title',
    'year' => 1970,
]));

use RenanBr\BibTexParser\Processor\TrimProcessor;

$listener->addProcessor(new TrimProcessor());

use RenanBr\BibTexParser\Processor\UrlFromDoiProcessor;

$listener->addProcessor(new UrlFromDoiProcessor());

use RenanBr\BibTexParser\Processor\LatexToUnicodeProcessor;

$listener->addProcessor(new LatexToUnicodeProcessor());

$listener->addProcessor(static function (array $entry) {
    $entry['title'] .= ' with laser';
    return $entry;
});

use RenanBr\BibTexParser\Exception\ExceptionInterface;
use RenanBr\BibTexParser\Exception\ParserException;
use RenanBr\BibTexParser\Exception\ProcessorException;

try {
    // ... parser and listener configuration

    $parser->parseFile('/path/to/file.bib');
    $entries = $listener->export();
} catch (ParserException $exception) {
    // The BibTeX isn't valid
} catch (ProcessorException $exception) {
    // Listener's processors aren't able to handle data found
} catch (ExceptionInterface $exception) {
    // Alternatively, you can use this exception to catch all of them at once
}

namespace RenanBr\BibTexParser;

interface ListenerInterface
{
    /**
     * Called when an unit is found.
     *
     * @param string $text    The original content of the unit found.
     *                        Escape character will not be sent.
     * @param string $type    The type of unit found.
     *                        It can assume one of Parser's constant value.
     * @param array  $context Contains details of the unit found.
     */
    public function bibTexUnitFound($text, $type, array $context);
}