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EDIT: WebPConvert.php

<?php

namespace WebPConvert;

//use WebPConvert\Convert\Converters\ConverterHelper;
use WebPConvert\Convert\Converters\Stack;
//use WebPConvert\Serve\ServeExistingOrHandOver;
use WebPConvert\Convert\ConverterFactory;
use WebPConvert\Options\OptionFactory;
use WebPConvert\Serve\ServeConvertedWebP;
use WebPConvert\Serve\ServeConvertedWebPWithErrorHandling;

/**
 * Convert images to webp and/or serve them.
 *
 * This class is just a couple of convenience methods for doing conversion and/or
 * serving.
 *
 * @package    WebPConvert
 * @author     Bjørn Rosell <it@rosell.dk>
 * @since      Class available since Release 2.0.0
 */
class WebPConvert
{

/**
     * Convert jpeg or png into webp
     *
     * Convenience method for calling Stack::convert.
     *
     * @param  string  $source       The image to convert (absolute,no backslashes)
     *                               Image must be jpeg or png.
     * @param  string  $destination  Where to store the converted file (absolute path, no backslashes).
     * @param  array   $options      (optional) Array of named options
     *                               The options are documented here:
     *                            https://github.com/rosell-dk/webp-convert/blob/master/docs/v2.0/converting/options.md
     * @param  \WebPConvert\Loggers\BaseLogger $logger (optional)
     *
     * @throws  \WebPConvert\Convert\Exceptions\ConversionFailedException   in case conversion fails
     * @return  void
     */
    public static function convert($source, $destination, $options = [], $logger = null)
    {
        if (isset($options['converter'])) {
            $converter = $options['converter'];
            unset($options['converter']);
            $c = ConverterFactory::makeConverter($converter, $source, $destination, $options, $logger);
            $c->doConvert();
        } else {
            Stack::convert($source, $destination, $options, $logger);
        }
    }

/**
     * Serve webp image, converting first if neccessary.
     *
     * If an image already exists, it will be served, unless it is older or larger than the source. (If it is larger,
     * the original is served, if it is older, the existing webp will be deleted and a fresh conversion will be made
     * and served). In case of error, the action indicated in the 'fail' option will be triggered (default is to serve
     * the original). Look up the ServeConvertedWebP:serve() and the ServeConvertedWebPWithErrorHandling::serve()
     * methods to learn more.
     *
     * @param   string  $source              path to source file
     * @param   string  $destination         path to destination
     * @param   array   $options (optional)  options for serving/converting. The options are documented in the
     *                                       ServeConvertedWebPWithErrorHandling::serve() method
     * @param  \WebPConvert\Loggers\BaseLogger $serveLogger (optional)
     * @param  \WebPConvert\Loggers\BaseLogger $convertLogger (optional)
     * @return void
     */
    public static function serveConverted(
        $source,
        $destination,
        $options = [],
        $serveLogger = null,
        $convertLogger = null
    ) {
        //return ServeExistingOrHandOver::serveConverted($source, $destination, $options);
        //if (isset($options['handle-errors']) && $options['handle-errors'] === true) {
        if (isset($options['fail']) && ($options['fail'] != 'throw')) {
            ServeConvertedWebPWithErrorHandling::serve($source, $destination, $options, $serveLogger, $convertLogger);
        } else {
            ServeConvertedWebP::serve($source, $destination, $options, $serveLogger, $convertLogger);
        }
    }

/**
     *  Get ids of all converters available in webp-convert.
     *
     *  @return  array  Array of ids.
     */
    public static function getConverterIds()
    {
        $all = Stack::getAvailableConverters();
        $all[] = 'stack';
        return $all;
    }

/**
     * Get option definitions for all converters
     *
     * Added in order to give GUI's a way to automatically adjust their setting screens.
     *
     * @param bool $filterOutOptionsWithoutUI  If options without UI defined should be filtered out
     *
     * @return  array  Array of options definitions - ready to be json encoded, or whatever
     * @since 2.8.0
     */
    public static function getConverterOptionDefinitions($filterOutOptionsWithoutUI = true)
    {
        $converterIds = self::getConverterIds();
        $result = [];

$ewww = ConverterFactory::makeConverter('ewww', '', '');
        $result['general'] = $ewww->getGeneralOptionDefinitions($filterOutOptionsWithoutUI);

$generalOptionHash = [];
        $generalOptionIds = [];
        foreach ($result['general'] as &$option) {
            $generalOptionIds[] = $option['id'];
            $option['unsupportedBy'] = [];
            $generalOptionHash[$option['id']] = &$option;
        }
        //$result['general'] = $generalOptionIds;
        array_unshift($result['general'], OptionFactory::createOption('converter', 'string', [
                'title' => 'Converter',
                'description' => 'Conversion method. ' .
                    "Cwebp and vips are best. " .
                    'the *magick are nearly as good, but only recent versions supports near-lossless. ' .
                    'gd is poor, as it does not support any webp options. ' .
                    'For full discussion, check the guide',
                'default' => 'stack',
                'enum' => $converterIds,
                'ui' => [
                    'component' => 'select',
                    'links' => [
                        [
                          'Guide',
                          'https://github.com/rosell-dk/webp-convert/blob/master/docs/v1.3/converting/converters.md'
                        ]
                    ],
                ]
            ])->getDefinition());

$supportedBy = [];
        $uniqueOptions  = [];

foreach ($converterIds as $converterId) {
            $c = ConverterFactory::makeConverter($converterId, '', '');
            foreach ($c->getUnsupportedGeneralOptions() as $optionId) {
                $generalOptionHash[$optionId]['unsupportedBy'][] = $converterId;
            }
            $optionDefinitions = $c->getUniqueOptionDefinitions($filterOutOptionsWithoutUI);
            $uniqueOptions[$converterId] = $optionDefinitions;
        }
        $result['unique'] = $uniqueOptions;
        return $result;
    }
}

NAME	SIZE	ACTIONS
📁 Convert		[ DEL ]
📁 Exceptions		[ DEL ]
📁 Helpers		[ DEL ]
📁 Loggers		[ DEL ]
📁 Options		[ DEL ]
📁 Serve		[ DEL ]
📄 WebPConvert.php	6,570 B	[ EDIT ] \| [ DEL ]