use product type if set to support consumables and subscriptions
[stouyapi.git] / bin / import-game-data.php
index a02dad7..0227b45 100755 (executable)
  * @link https://github.com/cweiske/ouya-game-data/
  * @author Christian Weiske <cweiske@cweiske.de>
  */
+ini_set('xdebug.halt_level', E_WARNING|E_NOTICE|E_USER_WARNING|E_USER_NOTICE);
+require_once __DIR__ . '/filters.php';
 if (!isset($argv[1])) {
-    error('Pass the path to a directory with game data json files');
+    error('Pass the path to a "folders" file with game data json files folder names');
 }
-$gameDataDir = $argv[1];
-if (!is_dir($gameDataDir)) {
-    error('Given path is not a directory: ' . $gameDataDir);
+$foldersFile = $argv[1];
+if (!is_file($foldersFile)) {
+    error('Given path is not a file: ' . $foldersFile);
 }
 
+$GLOBALS['packagelists']['cweiskepicks'] = [
+    'de.eiswuxe.blookid2',
+    'com.cosmos.babyloniantwins',
+    'com.inverseblue.skyriders',
+];
+
 $wwwDir = __DIR__ . '/../www/';
 
-$gameFiles = glob($gameDataDir . '/*.json');
+$baseDir   = dirname($foldersFile);
+$gameFiles = [];
+foreach (file($foldersFile) as $line) {
+    $line = trim($line);
+    if (strlen($line)) {
+        if (strpos($line, '..') !== false) {
+            error('Path attack in ' . $folder);
+        }
+        $folder = $baseDir . '/' . $line;
+        if (!is_dir($folder)) {
+            error('Folder does not exist: ' . $folder);
+        }
+        $gameFiles = array_merge($gameFiles, glob($folder . '/*.json'));
+    }
+}
+
 $games = [];
+$count = 0;
+$developers = [];
 foreach ($gameFiles as $gameFile) {
     $game = json_decode(file_get_contents($gameFile));
     if ($game === null) {
         error('JSON invalid at ' . $gameFile);
     }
     addMissingGameProperties($game);
-    //FIXME: add missing properties?
-    $games[$game->package] = $game;
+    $games[$game->packageName] = $game;
+
+    writeJson(
+        'api/v1/details-data/' . $game->packageName . '.json',
+        buildDetails($game)
+    );
+
+    if (!isset($developers[$game->developer->uuid])) {
+        $developers[$game->developer->uuid] = [
+            'info'     => $game->developer,
+            'products' => [],
+        ];
+    }
+
+    $products = $game->products ?? [];
+    foreach ($products as $product) {
+        writeJson(
+            'api/v1/developers/' . $game->developer->uuid
+            . '/products/' . $product->identifier . '.json',
+            buildDeveloperProductOnly($product, $game->developer)
+        );
+        $developers[$game->developer->uuid]['products'][] = $product;
+    }
+
+    /**/
     writeJson(
-        'api/v1/apps/' . $game->package,
+        'api/v1/games/' . $game->packageName . '/purchases',
+        buildPurchases($game)
+    );
+
+    writeJson(
+        'api/v1/apps/' . $game->packageName . '.json',
         buildApps($game)
     );
+    $latestRelease = $game->latestRelease;
     writeJson(
-        'api/v1/details-data/' . $game->package . '.json',
-        buildDetails($game)
+        'api/v1/apps/' . $latestRelease->uuid . '.json',
+        buildApps($game)
+    );
+
+    writeJson(
+        'api/v1/apps/' . $latestRelease->uuid . '-download.json',
+        buildAppDownload($game, $latestRelease)
+    );
+
+    if ($count++ > 20) {
+        //break;
+    }
+}
+
+calculateRank($games);
+
+foreach ($developers as $developer) {
+    writeJson(
+        //index.htm does not need a rewrite rule
+        'api/v1/developers/' . $developer['info']->uuid
+        . '/products/index.htm',
+        buildDeveloperProducts($developer['products'], $developer['info'])
+    );
+    writeJson(
+        //index.htm does not need a rewrite rule
+        'api/v1/developers/' . $developer['info']->uuid
+        . '/current_gamer',
+        buildDeveloperCurrentGamer()
+    );
+}
+
+writeJson('api/v1/discover-data/discover.json', buildDiscover($games));
+writeJson('api/v1/discover-data/home.json', buildDiscoverHome($games));
+
+//make
+writeJson(
+    'api/v1/discover-data/tutorials.json',
+    buildMakeCategory('Tutorials', filterByGenre($games, 'Tutorials'))
+);
+
+$searchLetters = 'abcdefghijklmnopqrstuvwxyz0123456789., ';
+foreach (str_split($searchLetters) as $letter) {
+    $letterGames = filterBySearchWord($games, $letter);
+    writeJson(
+        'api/v1/search-data/' . $letter . '.json',
+        buildSearch($letterGames)
     );
-    //exit(2);
-    
 }
 
-//FIXME: build discover section
+
+function buildDiscover(array $games)
+{
+    $games = removeMakeGames($games);
+    $data = [
+        'title' => 'DISCOVER',
+        'rows'  => [],
+        'tiles' => [],
+    ];
+
+    addDiscoverRow(
+        $data, 'Last Updated',
+        filterLastUpdated($games, 10)
+    );
+    addDiscoverRow(
+        $data, 'Best rated',
+        filterBestRated($games, 10)
+    );
+    addDiscoverRow(
+        $data, "cweiske's picks",
+        filterByPackageNames($games, $GLOBALS['packagelists']['cweiskepicks'])
+    );
+
+    addDiscoverRow(
+        $data, 'Special',
+        [
+            'Best rated',
+            'Most rated',
+            'Random',
+        ]
+    );
+    writeJson(
+        'api/v1/discover-data/' . categoryPath('Best rated') . '.json',
+        buildSpecialCategory('Best rated', filterBestRated($games, 99))
+    );
+    writeJson(
+        'api/v1/discover-data/' . categoryPath('Most rated') . '.json',
+        buildSpecialCategory('Most rated', filterMostDownloaded($games, 99))
+    );
+    writeJson(
+        'api/v1/discover-data/' . categoryPath('Random') . '.json',
+        buildSpecialCategory(
+            'Random ' . date('Y-m-d H:i'),
+            filterRandom($games, 99)
+        )
+    );
+
+    $players = [
+        //1 => '1 player',
+        2 => '2 players',
+        3 => '3 players',
+        4 => '4 players',
+    ];
+    addDiscoverRow($data, 'Multiplayer', $players);
+    foreach ($players as $num => $title) {
+        writeJson(
+            'api/v1/discover-data/' . categoryPath($title) . '.json',
+            buildDiscoverCategory($title, filterByPlayers($games, $num))
+        );
+    }
+
+    $ages = getAllAges($games);
+    natsort($ages);
+    addDiscoverRow($data, 'Content rating', $ages);
+    foreach ($ages as $num => $title) {
+        writeJson(
+            'api/v1/discover-data/' . categoryPath($title) . '.json',
+            buildDiscoverCategory($title, filterByAge($games, $title))
+        );
+    }
+
+    $genres = removeMakeGenres(getAllGenres($games));
+    sort($genres);
+    addChunkedDiscoverRows($data, $genres, 'Genres');
+
+    foreach ($genres as $genre) {
+        writeJson(
+            'api/v1/discover-data/' . categoryPath($genre) . '.json',
+            buildDiscoverCategory($genre, filterByGenre($games, $genre))
+        );
+    }
+
+    $abc = array_merge(range('A', 'Z'), ['Other']);
+    addChunkedDiscoverRows($data, $abc, 'Alphabetical');
+    foreach ($abc as $letter) {
+        writeJson(
+            'api/v1/discover-data/' . categoryPath($letter) . '.json',
+            buildDiscoverCategory($letter, filterByLetter($games, $letter))
+        );
+    }
+
+    return $data;
+}
 
 /**
- * Build api/v1/apps/$package
+ * A genre category page
+ */
+function buildDiscoverCategory($name, $games)
+{
+    $data = [
+        'title' => $name,
+        'rows'  => [],
+        'tiles' => [],
+    ];
+    addDiscoverRow(
+        $data, 'Last Updated',
+        filterLastUpdated($games, 10)
+    );
+    addDiscoverRow(
+        $data, 'Best rated',
+        filterBestRated($games, 10)
+    );
+
+    $games = sortByTitle($games);
+    $chunks = array_chunk($games, 4);
+    foreach ($chunks as $chunkGames) {
+        addDiscoverRow($data, '', $chunkGames);
+    }
+
+    return $data;
+}
+
+function buildMakeCategory($name, $games)
+{
+    $data = [
+        'title' => $name,
+        'rows'  => [],
+        'tiles' => [],
+    ];
+
+    $games = sortByTitle($games);
+    addDiscoverRow($data, '', $games);
+
+    return $data;
+}
+
+function buildSpecialCategory($name, $games)
+{
+    $data = [
+        'title' => $name,
+        'rows'  => [],
+        'tiles' => [],
+    ];
+
+    $first3 = array_slice($games, 0, 3);
+    $chunks = array_chunk(array_slice($games, 3), 4);
+    array_unshift($chunks, $first3);
+
+    foreach ($chunks as $chunkGames) {
+        addDiscoverRow($data, '', $chunkGames);
+    }
+
+    return $data;
+}
+
+function buildDiscoverHome(array $games)
+{
+    //we do not want anything here for now
+    $data = [
+        'title' => 'home',
+        'rows'  => [
+            [
+                'title' => 'FEATURED',
+                'showPrice' => false,
+                'ranked'    => false,
+                'tiles'     => [],
+            ]
+        ],
+        'tiles' => [],
+    ];
+    return $data;
+}
+
+/**
+ * Build api/v1/apps/$packageName
  */
 function buildApps($game)
 {
-    $latestRelease = getLatestRelease($game);
-    
+    $latestRelease = $game->latestRelease;
+
+    $product      = null;
+    $gamePromoted = getPromotedProduct($game);
+    if ($gamePromoted) {
+        $product = buildProduct($gamePromoted);
+    }
+
     // http://cweiske.de/ouya-store-api-docs.htm#get-https-devs-ouya-tv-api-v1-apps-xxx
     return [
         'app' => [
-            'uuid'          => $game->uuid,
+            'uuid'          => $latestRelease->uuid,
             'title'         => $game->title,
             'overview'      => $game->overview,
             'description'   => $game->description,
             'gamerNumbers'  => $game->players,
             'genres'        => $game->genres,
-            
+
             'website'       => $game->website,
             'contentRating' => $game->contentRating,
             'premium'       => $game->premium,
             'firstPublishedAt' => $game->firstPublishedAt,
-            
+
             'likeCount'     => $game->rating->likeCount,
             'ratingAverage' => $game->rating->average,
             'ratingCount'   => $game->rating->count,
@@ -74,9 +347,9 @@ function buildApps($game)
             'publicSize'    => $latestRelease->publicSize,
             'nativeSize'    => $latestRelease->nativeSize,
 
-            'mainImageFullUrl' => $game->media->large,
-            'videoUrl'         => $game->media->video,
-            'filepickerScreenshots' => $game->media->screenshots,
+            'mainImageFullUrl' => $game->discover,
+            'videoUrl'         => getFirstVideoUrl($game->media),
+            'filepickerScreenshots' => getAllImageUrls($game->media),
             'mobileAppIcon'    => null,
 
             'developer'           => $game->developer->name,
@@ -84,46 +357,90 @@ function buildApps($game)
             'supportPhone'        => $game->developer->supportPhone,
             'founder'             => $game->developer->founder,
 
-            'promotedProduct' => null,
+            'promotedProduct' => $product,
         ],
     ];
 }
 
+function buildAppDownload($game, $release)
+{
+    return [
+        'app' => [
+            'fileSize'      => $release->size,
+            'version'       => $release->uuid,
+            'contentRating' => $game->contentRating,
+            'downloadLink'  => $release->url,
+        ]
+    ];
+}
+
+function buildProduct($product)
+{
+    if ($product === null) {
+        return null;
+    }
+    return [
+        'type'          => $product->type ?? 'entitlement',
+        'identifier'    => $product->identifier,
+        'name'          => $product->name,
+        'description'   => $product->description ?? '',
+        'localPrice'    => $product->localPrice,
+        'originalPrice' => $product->originalPrice,
+        'priceInCents'  => $product->originalPrice * 100,
+        'percentOff'    => 0,
+        'currency'      => $product->currency,
+    ];
+}
+
 /**
  * Build /app/v1/details?app=org.example.game
  */
 function buildDetails($game)
 {
-    $latestRelease = getLatestRelease($game);
+    $latestRelease = $game->latestRelease;
 
     $mediaTiles = [];
-    if ($game->media->large) {
+    if ($game->discover) {
         $mediaTiles[] = [
             'type' => 'image',
             'urls' => [
-                'thumbnail' => $game->media->large,
-                'full'      => $game->media->large,
+                'thumbnail' => $game->discover,
+                'full'      => $game->discover,
             ],
-            'fp_url' => $game->media->large,
         ];
     }
-    if ($game->media->video) {
-        $mediaTiles[] = [
-            'type' => 'video',
-            'url'  => $game->media->video,
-        ];
+    foreach ($game->media as $medium) {
+        if ($medium->type == 'image')  {
+            $mediaTiles[] = [
+                'type' => 'image',
+                'urls' => [
+                    'thumbnail' => $medium->thumb,
+                    'full'      => $medium->url,
+                ],
+            ];
+        } else {
+            $mediaTiles[] = [
+                'type' => 'video',
+                'url'  => $medium->url,
+            ];
+        }
     }
-    foreach ($game->media->screenshots as $screenshot) {
-        $mediaTiles[] = [
-            'type' => 'image',
-            'urls' => [
-                'thumbnail' => $screenshot,
-                'full'      => $screenshot,
-            ],
-            'fp_url' => $screenshot,
+
+    $buttons = [];
+    if (isset($game->links->unlocked)) {
+        $buttons[] = [
+            'text' => 'Show unlocked',
+            'url'  => 'ouya://launcher/details?app=' . $game->links->unlocked,
+            'bold' => true,
         ];
     }
-    
+
+    $product      = null;
+    $gamePromoted = getPromotedProduct($game);
+    if ($gamePromoted) {
+        $product = buildProduct($gamePromoted);
+    }
+
     // http://cweiske.de/ouya-store-api-docs.htm#get-https-devs-ouya-tv-api-v1-details
     return [
         'type'             => 'Game',
@@ -150,7 +467,7 @@ function buildDetails($game)
             'md5sum'      => $latestRelease->md5sum,
             'filename'    => 'FIXME',
             'errors'      => '',
-            'package'     => $game->package,
+            'package'     => $game->packageName,
             'versionCode' => $latestRelease->versionCode,
             'state'       => 'complete',
         ],
@@ -173,15 +490,228 @@ function buildDetails($game)
             number_format($latestRelease->size / 1024 / 1024, 2, '.', '') . ' MiB',
         ],
 
-        'tileImage'     => $game->media->discover,
+        'tileImage'     => $game->discover,
         'mediaTiles'    => $mediaTiles,
         'mobileAppIcon' => null,
         'heroImage'     => [
             'url' => null,
         ],
-        
+
+        'promotedProduct' => $product,
+        'buttons'         => $buttons,
+    ];
+}
+
+function buildDeveloperCurrentGamer()
+{
+    return [
+        'gamer' => [
+            'uuid'     => '00702342-0000-1111-2222-c3e1500cafe2',
+            'username' => 'stouyapi',
+        ],
+    ];
+}
+
+/**
+ * For /api/v1/developers/xxx/products/?only=yyy
+ */
+function buildDeveloperProductOnly($product, $developer)
+{
+    return [
+        'developerName' => $developer->name,
+        'currency'      => $product->currency,
+        'products'      => [
+            buildProduct($product),
+        ],
+    ];
+}
+
+/**
+ * For /api/v1/developers/xxx/products/
+ */
+function buildDeveloperProducts($products, $developer)
+{
+    $jsonProducts = [];
+    foreach ($products as $product) {
+        $jsonProducts[] = buildProduct($product);
+    }
+    return [
+        'developerName' => $developer->name,
+        'currency'      => $products[0]->currency ?? 'EUR',
+        'products'      => $jsonProducts,
+    ];
+}
+
+function buildPurchases($game)
+{
+    $purchasesData = [
+        'purchases' => [],
+    ];
+    $promotedProduct = getPromotedProduct($game);
+    if ($promotedProduct) {
+        $purchasesData['purchases'][] = [
+            'purchaseDate' => time() * 1000,
+            'generateDate' => time() * 1000,
+            'identifier'   => $promotedProduct->identifier,
+            'gamer'        => '00702342-0000-1111-2222-c3e1500cafe2',//gamer uuid
+            'uuid'         => '00702342-0000-1111-2222-c3e1500beef3',//transaction ID
+            'priceInCents' => $promotedProduct->originalPrice * 100,
+            'localPrice'   => $promotedProduct->localPrice,
+            'currency'     => $promotedProduct->currency,
+        ];
+    }
+
+    $encryptedOnce  = dummyEncrypt($purchasesData);
+    $encryptedTwice = dummyEncrypt($encryptedOnce);
+    return $encryptedTwice;
+}
+
+function buildSearch($games)
+{
+    $games = sortByTitle($games);
+    $results = [];
+    foreach ($games as $game) {
+        $results[] = [
+            'title' => $game->title,
+            'url'   => 'ouya://launcher/details?app=' . $game->packageName,
+            'contentRating' => $game->contentRating,
+        ];
+    }
+    return [
+        'count'   => count($results),
+        'results' => $results,
+    ];
+}
+
+function dummyEncrypt($data)
+{
+    return [
+        'key'  => base64_encode('0123456789abcdef') . "\n",
+        'iv'   => 't3jir1LHpICunvhlM76edQ==' . "\n",//random bytes
+        'blob' => base64_encode(
+            json_encode($data, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES)
+        ) . "\n",
+    ];
+}
+
+function addChunkedDiscoverRows(&$data, $games, $title)
+{
+    $chunks = array_chunk($games, 4);
+    $first = true;
+    foreach ($chunks as $chunk) {
+        addDiscoverRow(
+            $data, $first ? $title : '',
+            $chunk
+        );
+        $first = false;
+    }
+}
+
+function addDiscoverRow(&$data, $title, $games)
+{
+    $row = [
+        'title'     => $title,
+        'showPrice' => true,
+        'ranked'    => false,
+        'tiles'     => [],
+    ];
+    foreach ($games as $game) {
+        if (is_string($game)) {
+            //category link
+            $tilePos = count($data['tiles']);
+            $data['tiles'][$tilePos] = buildDiscoverCategoryTile($game);
+
+        } else {
+            //game
+            if (isset($game->links->original)) {
+                //do not link unlocked games.
+                // people an access them via the original games
+                continue;
+            }
+            $tilePos = findTile($data['tiles'], $game->packageName);
+            if ($tilePos === null) {
+                $tilePos = count($data['tiles']);
+                $data['tiles'][$tilePos] = buildDiscoverGameTile($game);
+            }
+        }
+        $row['tiles'][] = $tilePos;
+    }
+    $data['rows'][] = $row;
+}
+
+function findTile($tiles, $packageName)
+{
+    foreach ($tiles as $pos => $tile) {
+        if ($tile['package'] == $packageName) {
+            return $pos;
+        }
+    }
+    return null;
+}
+
+function buildDiscoverCategoryTile($title)
+{
+    return [
+        'url'   => 'ouya://launcher/discover/' . categoryPath($title),
+        'image' => '',
+        'title' => $title,
+        'type'  => 'discover'
+    ];
+}
+
+function buildDiscoverGameTile($game)
+{
+    $latestRelease = $game->latestRelease;
+    return [
+        'gamerNumbers' => $game->players,
+        'genres' => $game->genres,
+        'url' => 'ouya://launcher/details?app=' . $game->packageName,
+        'latestVersion' => [
+            'apk' => [
+                'md5sum' => $latestRelease->md5sum,
+            ],
+            'versionNumber' => $latestRelease->name,
+            'uuid' => $latestRelease->uuid,
+        ],
+        'inAppPurchases' => $game->inAppPurchases,
         'promotedProduct' => null,
-    ];             
+        'premium' => $game->premium,
+        'type' => 'app',
+        'package' => $game->packageName,
+        'updated_at' => strtotime($latestRelease->date),
+        'updatedAt' => $latestRelease->date,
+        'title' => $game->title,
+        'image' => $game->discover,
+        'contentRating' => $game->contentRating,
+        'rating' => [
+            'count' => $game->rating->count,
+            'average' => $game->rating->average,
+        ],
+        'promotedProduct' => buildProduct(getPromotedProduct($game)),
+    ];
+}
+
+function categoryPath($title)
+{
+    return str_replace(['/', '\\', ' ', '+', '?'], '_', $title);
+}
+
+function getAllAges($games)
+{
+    $ages = [];
+    foreach ($games as $game) {
+        $ages[] = $game->contentRating;
+    }
+    return array_unique($ages);
+}
+
+function getAllGenres($games)
+{
+    $genres = [];
+    foreach ($games as $game) {
+        $genres = array_merge($genres, $game->genres);
+    }
+    return array_unique($genres);
 }
 
 function addMissingGameProperties($game)
@@ -210,7 +740,7 @@ function addMissingGameProperties($game)
     if (!isset($game->firstPublishedAt)) {
         $game->firstPublishedAt = gmdate('c');
     }
-    
+
     if (!isset($game->rating)) {
         $game->rating = new stdClass();
     }
@@ -224,6 +754,8 @@ function addMissingGameProperties($game)
         $game->rating->count = 0;
     }
 
+    $game->latestRelease = null;
+    $latestReleaseTimestamp = 0;
     foreach ($game->releases as $release) {
         if (!isset($release->publicSize)) {
             $release->publicSize = 0;
@@ -231,14 +763,21 @@ function addMissingGameProperties($game)
         if (!isset($release->nativeSize)) {
             $release->nativeSize = 0;
         }
-    }
 
-    if (!isset($game->media->video)) {
-        $game->media->video = null;
+        $releaseTimestamp = strtotime($release->date);
+        if ($releaseTimestamp > $latestReleaseTimestamp) {
+            $game->latestRelease    = $release;
+            $latestReleaseTimestamp = $releaseTimestamp;
+        }
     }
-    if (!isset($game->media->screenshots)) {
-        $game->media->screenshots = [];
+    if ($game->latestRelease === null) {
+        error('No latest release for ' . $game->packageName);
     }
+
+    if (!isset($game->media)) {
+        $game->media = [];
+    }
+
     if (!isset($game->developer->uuid)) {
         $game->developer->uuid = null;
     }
@@ -256,19 +795,77 @@ function addMissingGameProperties($game)
     }
 }
 
-function getLatestRelease($game)
+/**
+ * Implements a sensible ranking system described in
+ * https://stackoverflow.com/a/1411268/2826013
+ */
+function calculateRank(array $games)
 {
-    $latestRelease = null;
-    foreach ($game->releases as $release) {
-        if ($release->latest ?? false) {
-            $latestRelease = $release;
-            break;
+    $averageRatings = array_map(
+        function ($game) {
+            return $game->rating->average;
+        },
+        $games
+    );
+    $average = array_sum($averageRatings) / count($averageRatings);
+    $C = $average;
+    $m = 500;
+
+    foreach ($games as $game) {
+        $R = $game->rating->average;
+        $v = $game->rating->count;
+        $game->rating->rank = ($R * $v + $C * $m) / ($v + $m);
+    }
+}
+
+function getFirstVideoUrl($media)
+{
+    foreach ($media as $medium) {
+        if ($medium->type == 'video') {
+            return $medium->url;
+        }
+    }
+    return null;
+}
+
+function getAllImageUrls($media)
+{
+    $imageUrls = [];
+    foreach ($media as $medium) {
+        if ($medium->type == 'image') {
+            $imageUrls[] = $medium->url;
+        }
+    }
+    return $imageUrls;
+}
+
+function getPromotedProduct($game)
+{
+    if (!isset($game->products) || !count($game->products)) {
+        return null;
+    }
+    foreach ($game->products as $gameProd) {
+        if ($gameProd->promoted) {
+            return $gameProd;
         }
     }
-    if ($latestRelease === null) {
-        error('No latest release for ' . $game->package);
+    return null;
+}
+
+function removeMakeGames(array $games)
+{
+    return filterByGenre($games, 'Tutorials', true);
+}
+
+function removeMakeGenres($genres)
+{
+    $filtered = [];
+    foreach ($genres as $genre) {
+        if ($genre != 'Tutorials' && $genre != 'Builds') {
+            $filtered[] = $genre;
+        }
     }
-    return $latestRelease;
+    return $filtered;
 }
 
 function writeJson($path, $data)
@@ -281,7 +878,7 @@ function writeJson($path, $data)
     }
     file_put_contents(
         $fullPath,
-        json_encode($data, JSON_PRETTY_PRINT) . "\n"
+        json_encode($data, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES) . "\n"
     );
 }