<?php

/**

* Parses the src/platform.cpp file building a list of platforms and the scrapers,

* file masks, and aliases for each. It then writes a platforms.json to replace the

* existing one for the JSON backed list+options instead of CPP hardcoded list+options

*/

$platforms = [];

$platformIdx = [];

preg_match_all('/^(QString|QStringList) Platform::get(?P<list>[^\(]*)\([^\)]*\)(?P<data>.*)^}/msuU', file_get_contents(__DIR__.'/../src/platform.cpp'), $matches);

foreach ($matches['list'] as $idx => $list) {

$list = strtolower($list);

$data = $matches['data'][$idx];

// Platforms Scrapers Formats DefaultScraper Aliases

if ($list == 'platforms') {

preg_match_all('/^.*\s?\w[^\.]+\.append\("(?P<data>[^"]*)"\);/muU', $data, $listMatches);

foreach ($listMatches['data'] as $platform) {

if (!isset($platformIdx[$platform])) {

$idxPlat = count($platformIdx);

$platformIdx[$platform] = $idxPlat;

$platforms[$idxPlat] = ['name' => $platform, 'scrapers' => [], 'formats' => [], 'aliases' => []];

} else {

$idxPlat = $platformIdx[$platform];

}

}

} elseif (in_array($list, ['scrapers', 'formats', 'aliases'])) {

preg_match_all('/platform == "(?P<platform>[^"]*)"\) \{(?P<data>[^\}]*)\}/msu', $data, $listMatches);

foreach ($listMatches['platform'] as $idxList => $platform) {

if (!isset($platformIdx[$platform])) {

$idxPlat = count($platformIdx);

$platformIdx[$platform] = $idxPlat;

$platforms[$idxPlat] = ['name' => $platform, 'scrapers' => [], 'formats' => [], 'aliases' => []];

} else {

$idxPlat = $platformIdx[$platform];

}

$platData = $listMatches['data'][$idxList];

preg_match_all('/^.*\s?\w[^\.]+\.append\("(?P<data>[^"]*)"\);/muU', $platData, $platMatches);

foreach ($platMatches['data'] as $idxValue => $value) {

if ($list == 'formats') {

if ($value != '') {

$values = explode(' ', trim($value));

foreach ($values as $value)

$platforms[$idxPlat][$list][] = $value;

}

} else {

$platforms[$idxPlat][$list][] = $value;

}

}

}

} else {

// do nothing

}

}

$json = [];

foreach ($platforms as $platform)

$json[] = json_encode($platform, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE);

$json = "{\n\t\"platforms\":\n\t[\n\t\t".str_replace(['","', '", "scrapers"'], ['", "', '","scrapers"'], implode(",\n\t\t", $json))."\n\t]\n}";

echo $json;

file_put_contents(__DIR__.'/../platforms_new.json', $json);