v0.3:

[Marketplaylister.git] / callback.php

<?php\r
    declare(strict_types = 1);\r
    \r
    require 'secrets.php';\r
    require 'mpfuncs.php';\r
    \r
    const BASE_URL = 'https://api.spotify.com/v1/';\r
    const AUTH_URL = 'https://accounts.spotify.com/';\r
    const DATE_FILE = 'prev_date.txt';\r
    const DATE_FORM = 'm/d/Y';\r
    const MONTHS = [\r
        '01' => 'January',\r
        '02' => 'February',\r
        '03' => 'March',\r
        '04' => 'April',\r
        '05' => 'May',\r
        '06' => 'June',\r
        '07' => 'July',\r
        '08' => 'August',\r
        '09' => 'September',\r
        '10' => 'October',\r
        '11' => 'November',\r
        '12' => 'December',\r
    ];\r
        \r
    $code = $_GET['code'];\r
    \r
    // Get month and year user is requesting\r
    $state = explode(':', $_GET['state']);\r
    \r
    \r
    if (!$code) {\r
        exit(1);\r
    }\r
        \r
    #print_r($today);    \r
    \r
    #Handle Spotify Token Authorization\r
    \r
    $token_data = [\r
        'grant_type' => 'authorization_code',\r
        'code' => $code,\r
        'redirect_uri' => REDIRECT_URI\r
    ];\r
    $token_data = http_build_query($token_data);\r
    \r
    $token_opts = [\r
        'http' => [\r
            'method' => 'POST',\r
            /*'header' => "Content-type: application/x-www-form-urlencoded\r\n"\r
                     . "Content-Length: " . strlen($token_data) . "\r\n"\r
                     . "Authorization: Basic " . base64_encode('868e2cba00de4819900dd8a647a7ba7d:' . CLIENT_SECRET) . "\r\n",*/\r
            'header' => "Authorization: Basic " . base64_encode('868e2cba00de4819900dd8a647a7ba7d:' . CLIENT_SECRET) . " \r\n",\r
            'content' => $token_data\r
        ]\r
    ];\r
        \r
    $token_context = stream_context_create($token_opts);\r
    \r
    $spot_req = file_get_contents(AUTH_URL . 'api/token', false, $token_context);\r
    \r
    echo $spot_req;\r
    $spot_json = json_decode($spot_req, true);\r
\r
    $spot_token = $spot_json['access_token'];\r
    \r
    \r
    $me_opts = [\r
        'http' => [\r
            'method' => 'GET',\r
            'header' => 'Authorization: Bearer ' . $spot_token . "\r\n"\r
        ]\r
    ];\r
    \r
    $me_context = stream_context_create($me_opts);\r
    \r
    $me_resp = file_get_contents(BASE_URL . 'me', false, $me_context);\r
    $me_json = json_decode($me_resp, true);\r
    $me_id = $me_json['id'];\r
    \r
    # Check if this month's playlist exists\r
    \r
    $playlistName = MONTHS[$state[0]] . ' ' . $state[1] . ' Marketplace Tracks';\r
    \r
    $checkPlaylistOpts = [\r
        'http' => [\r
            'method' => 'GET',\r
            'header' => 'Authorization: Bearer ' . $spot_token . "\r\n"\r
        ]\r
    ];\r
    \r
    $checkPlaylistContext = stream_context_create($checkPlaylistOpts);\r
    \r
    $checkPlaylistReq = file_get_contents(BASE_URL  . 'me/playlists', false, $checkPlaylistContext);\r
    \r
    $checkPlaylistJson = json_decode($checkPlaylistReq, true);\r
            \r
    foreach ($checkPlaylistJson['items'] as $playlist) {\r
        #TODO should check if $user owns playlist\r
        if (!strcmp($playlistName, $playlist['name'])) {\r
            $playlistID = $playlist['id'];\r
        }\r
    }\r
    \r
    #echo 'playlistID' . $playlistID;\r
    \r
    # Create new playlist if one does not exist\r
    # DEVELOPMENT TEMP ALWAYS CREATE NEW PLAYLIST\r
    #if (!$playlistID) {\r
    if (true) {\r
\r
        $playlist_data = [\r
            'name' => $playlistName,\r
            'description' => 'A playlist of Marketplace tracks by Marketplaylister.',\r
        ];\r
        \r
        $playlist_opts = [\r
            'http' => [\r
                'method' => 'POST',\r
                'header' => 'Authorization: Bearer ' . $spot_token . "\r\n"\r
                        . 'Content-Type application/json \r\n',\r
                'content' => json_encode($playlist_data)\r
            ]\r
        ];\r
\r
        $playlist_context = stream_context_create($playlist_opts);\r
        $playlist_req = file_get_contents(BASE_URL . 'users/' . $me_id . '/playlists', false, $playlist_context);\r
        $playlist_json = json_decode($playlist_req, true);\r
        $playlistID = $playlist_json['id'];\r
        \r
        #echo '<br />' . $playlistID;\r
        \r
    }\r
    \r
    $uris = [];\r
    \r
    $pdo = new PDO("sqlite:mktplc.sqlite3");\r
    $stmt = $pdo->prepare("SELECT uri FROM songs s WHERE (SELECT strftime('%m', s.date) == :month and strftime('%Y', s.date) == :year;");\r
    $stmt->bindParam(':month', $state[0]);\r
    $stmt->bindParam(':year', $state[1]);\r
    if ($stmt->execute()) {\r
      while ($row = $stmt->fetch()) {\r
        $uris[] = $row['uri'];\r
      }\r
    }\r
        \r
    $update_data = [\r
        'uris' => $uris,\r
    ];\r
    \r
    echo '<br /> update_data <br />';\r
    #print_r($update_data);\r
    \r
    $update_opts = [\r
        'http' => [\r
            'method' => 'POST',\r
            'header' => 'Authorization: Bearer ' . $spot_token . "\r\n"\r
                     . 'Content-Type application/json \r\n',\r
            'content' => json_encode($update_data)\r
        ]\r
    ];\r
    \r
    $update_context = stream_context_create($update_opts);\r
    $update_url = BASE_URL . 'users/' . $me_id . '/playlists/' . $playlistID . '/tracks';\r
    echo '<br />' . $update_url;\r
    echo '<br />';\r
    echo '<br />' . count($uris);\r
    echo '<br />';\r
    print_r(json_encode($update_data));\r
    $update_req = file_get_contents(BASE_URL . 'users/' . $me_id . '/playlists/' . $playlistID . '/tracks', false, $update_context);\r
    print_r($update_req);\r
    \r
    file_put_contents(DATE_FILE, $recentEpDT->format(DATE_FORM));\r