<?php
ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
error_reporting(E_ALL);
if (file_exists('/home/pi/BirdNET-Pi/thisrun.txt')) {
  $config = parse_ini_file('/home/pi/BirdNET-Pi/thisrun.txt');
} elseif (file_exists('/home/pi/BirdNET-Pi/firstrun.ini')) {
  $config = parse_ini_file('/home/pi/BirdNET-Pi/firstrun.ini');
}
$caddypwd = $config['CADDY_PWD'];
if (!isset($_SERVER['PHP_AUTH_USER'])) {
  header('WWW-Authenticate: Basic realm="My Realm"');
  header('HTTP/1.0 401 Unauthorized');
  echo 'You cannot edit the settings for this installation';
  exit;
} else {
  $submittedpwd = $_SERVER['PHP_AUTH_PW'];
  $submitteduser = $_SERVER['PHP_AUTH_USER'];
  if($submittedpwd !== $caddypwd || $submitteduser !== 'birdnet'){
    header('WWW-Authenticate: Basic realm="My Realm"');
    header('HTTP/1.0 401 Unauthorized');
    echo 'You cannot edit the settings for this installation';
    exit;
  }
}


if(isset($_POST['submit'])) {
  $contents = file_get_contents("/home/pi/BirdNET-Pi/birdnet.conf");
  $contents2 = file_get_contents("/home/pi/BirdNET-Pi/thisrun.txt");

  if(isset($_POST["caddy_pwd"])) {
    $caddy_pwd = $_POST["caddy_pwd"];
    if(strcmp($caddy_pwd,$config['CADDY_PWD']) !== 0) {
      $contents = preg_replace("/CADDY_PWD=.*/", "CADDY_PWD=$caddy_pwd", $contents);
      $contents2 = preg_replace("/CADDY_PWD=.*/", "CADDY_PWD=$caddy_pwd", $contents2);
      $fh = fopen("/home/pi/BirdNET-Pi/birdnet.conf", "w");
      $fh2 = fopen("/home/pi/BirdNET-Pi/thisrun.txt", "w");
      fwrite($fh, $contents);
      fwrite($fh2, $contents2);
      exec('sudo /usr/local/bin/update_caddyfile.sh > /dev/null 2>&1 &');
    }
  }

  if(isset($_POST["ice_pwd"])) {
    $ice_pwd = $_POST["ice_pwd"];
    if(strcmp($ice_pwd,$config['ICE_PWD']) !== 0) {
      $contents = preg_replace("/ICE_PWD=.*/", "ICE_PWD=$ice_pwd", $contents);
      $contents2 = preg_replace("/ICE_PWD=.*/", "ICE_PWD=$ice_pwd", $contents2);
    }
  }

  if(isset($_POST["birdnetpi_url"])) {
    $birdnetpi_url = $_POST["birdnetpi_url"];
    if(strcmp($birdnetpi_url,$config['BIRDNETPI_URL']) !== 0) {
      $contents = preg_replace("/BIRDNETPI_URL=.*/", "BIRDNETPI_URL=$birdnetpi_url", $contents);
      $contents2 = preg_replace("/BIRDNETPI_URL=.*/", "BIRDNETPI_URL=$birdnetpi_url", $contents2);
      $fh = fopen("/home/pi/BirdNET-Pi/birdnet.conf", "w");
      $fh2 = fopen("/home/pi/BirdNET-Pi/thisrun.txt", "w");
      fwrite($fh, $contents);
      fwrite($fh2, $contents2);
      exec('sudo /usr/local/bin/update_caddyfile.sh > /dev/null 2>&1 &');
    }
  }

  if(isset($_POST["overlap"])) {
    $overlap = $_POST["overlap"];
    if(strcmp($overlap,$config['OVERLAP']) !== 0) {
      $contents = preg_replace("/OVERLAP=.*/", "OVERLAP=$overlap", $contents);
      $contents2 = preg_replace("/OVERLAP=.*/", "OVERLAP=$overlap", $contents2);
    }
  }

  if(isset($_POST["confidence"])) {
    $confidence = $_POST["confidence"];
    if(strcmp($confidence,$config['CONFIDENCE']) !== 0) {
      $contents = preg_replace("/CONFIDENCE=.*/", "CONFIDENCE=$confidence", $contents);
      $contents2 = preg_replace("/CONFIDENCE=.*/", "CONFIDENCE=$confidence", $contents2);
    }
  }

  if(isset($_POST["sensitivity"])) {
    $sensitivity = $_POST["sensitivity"];
    if(strcmp($sensitivity,$config['SENSITIVITY']) !== 0) {
      $contents = preg_replace("/SENSITIVITY=.*/", "SENSITIVITY=$sensitivity", $contents);
      $contents2 = preg_replace("/SENSITIVITY=.*/", "SENSITIVITY=$sensitivity", $contents2);
    }
  }

  if(isset($_POST["full_disk"])) {
    $full_disk = $_POST["full_disk"];
    if(strcmp($full_disk,$config['FULL_DISK']) !== 0) {
      $contents = preg_replace("/FULL_DISK=.*/", "FULL_DISK=$full_disk", $contents);
      $contents2 = preg_replace("/FULL_DISK=.*/", "FULL_DISK=$full_disk", $contents2);
    }
  }

  if(isset($_POST["rec_card"])) {
    $rec_card = $_POST["rec_card"];
    if(strcmp($rec_card,$config['REC_CARD']) !== 0) {
      $contents = preg_replace("/REC_CARD=.*/", "REC_CARD=$rec_card", $contents);
      $contents2 = preg_replace("/REC_CARD=.*/", "REC_CARD=$rec_card", $contents2);
    }
  }

  if(isset($_POST["channels"])) {
    $channels = $_POST["channels"];
    if(strcmp($channels,$config['CHANNELS']) !== 0) {
      $contents = preg_replace("/CHANNELS=.*/", "CHANNELS=$channels", $contents);
      $contents2 = preg_replace("/CHANNELS=.*/", "CHANNELS=$channels", $contents2);
    }
  }

  if(isset($_POST["recording_length"])) {
    $recording_length = $_POST["recording_length"];
    if(strcmp($recording_length,$config['RECORDING_LENGTH']) !== 0) {
      $contents = preg_replace("/RECORDING_LENGTH=.*/", "RECORDING_LENGTH=$recording_length", $contents);
      $contents2 = preg_replace("/RECORDING_LENGTH=.*/", "RECORDING_LENGTH=$recording_length", $contents2);
    }
  }

  if(isset($_POST["extraction_length"])) {
    $extraction_length = $_POST["extraction_length"];
    if(strcmp($extraction_length,$config['EXTRACTION_LENGTH']) !== 0) {
      $contents = preg_replace("/EXTRACTION_LENGTH=.*/", "EXTRACTION_LENGTH=$extraction_length", $contents);
      $contents2 = preg_replace("/EXTRACTION_LENGTH=.*/", "EXTRACTION_LENGTH=$extraction_length", $contents2);
    }
  }

  if(isset($_POST["audiofmt"])) {
    $audiofmt = $_POST["audiofmt"];
    if(strcmp($audiofmt,$config['AUDIOFMT']) !== 0) {
      $contents = preg_replace("/AUDIOFMT=.*/", "AUDIOFMT=$audiofmt", $contents);
      $contents2 = preg_replace("/AUDIOFMT=.*/", "AUDIOFMT=$audiofmt", $contents2);
    }
  }

  $fh = fopen("/home/pi/BirdNET-Pi/birdnet.conf", "w");
  $fh2 = fopen("/home/pi/BirdNET-Pi/thisrun.txt", "w");
  fwrite($fh, $contents);
  fwrite($fh2, $contents2);
}
?>
<meta name="viewport" content="width=device-width, initial-scale=1">
<style>
  </style>
  </head>
<div class="settings">
<?php
if (file_exists('/home/pi/BirdNET-Pi/thisrun.txt')) {
  $newconfig = parse_ini_file('/home/pi/BirdNET-Pi/thisrun.txt');
} elseif (file_exists('/home/pi/BirdNET-Pi/firstrun.ini')) {
  $newconfig = parse_ini_file('/home/pi/BirdNET-Pi/firstrun.ini');
}
?>
      <h2>Advanced Settings</h2>
    <form action="" method="POST">
      <h3>Defaults</h3>
      <label>Full Disk Behavior: </label>
      <label for="purge">
      <input name="full_disk" type="radio" id="purge" value="purge" 
<?php
if (strcmp($newconfig['FULL_DISK'], "purge") == 0) {
  echo "checked";
}?>>Purge</label>
      <label for="keep">
      <input name="full_disk" type="radio" id="keep" value="keep" 
<?php
  if (strcmp($newconfig['FULL_DISK'], "keep") == 0) {
    echo "checked";
  }?>>Keep</label>
      <p>When the disk becomes full, you can choose to 'purge' old files to make room for new ones or 'keep' your data and stop all services instead.</p>
      <label for="rec_card">Audio Card: </label>
      <input name="rec_card" type="text" value="<?php print($newconfig['REC_CARD']);?>" required/><br>
      <p>Set Audio Card to 'default' to use PulseAudio (always recommended), or an ALSA recognized sound card device from the output of `aplay -L`.</p>
      <label for="channels">Audio Channels: </label>
      <input name="channels" type="number" min="1" max="32" step="1" value="<?php print($newconfig['CHANNELS']);?>" required/><br>
      <p>Set Channels to the number of channels supported by your sound card. 32 max.</p>
      <label for="recording_length">Recording Length: </label>
      <input name="recording_length" type="number" min="3" max="60" step="1" value="<?php print($newconfig['RECORDING_LENGTH']);?>" required/><br>
      <p>Set Recording Length in seconds between 6 and 60. Multiples of 3 are recommended, as BirdNET analyzes in 3-second chunks.</p> 
      <label for="extraction_length">Extraction Length: </label>
      <input name="extraction_length" type="number" min="3" max="<?php print($newconfig['RECORDING_LENGTH']);?>" value="<?php print($newconfig['EXTRACTION_LENGTH']);?>" /><br>
      <p>Set Extraction Length to something less than your Recording Length. Min=3 Max=Recording Length</p>
      <label for="audiofmt">Extractions Audio Format</label>
      <select name="audiofmt">
      <option selected="<?php print($newconfig['AUDIOFMT']);?>"><?php print($newconfig['AUDIOFMT']);?></option>
<?php
  $formats = array("8svx", "aif", "aifc", "aiff", "aiffc", "al", "amb", "amr-nb", "amr-wb", "anb", "au", "avr", "awb", "caf", "cdda", "cdr", "cvs", "cvsd", "cvu", "dat", "dvms", "f32", "f4", "f64", "f8", "fap", "flac", "fssd", "gsm", "gsrt", "hcom", "htk", "ima", "ircam", "la", "lpc", "lpc10", "lu", "mat", "mat4", "mat5", "maud", "mp2", "mp3", "nist", "ogg", "paf", "prc", "pvf", "raw", "s1", "s16", "s2", "s24", "s3", "s32", "s4", "s8", "sb", "sd2", "sds", "sf", "sl", "sln", "smp", "snd", "sndfile", "sndr", "sndt", "sou", "sox", "sph", "sw", "txw", "u1", "u16", "u2", "u24", "u3", "u32", "u4", "u8", "ub", "ul", "uw", "vms", "voc", "vorbis", "vox", "w64", "wav", "wavpcm", "wv", "wve", "xa", "xi");
foreach($formats as $format){
  echo "<option value='$format'>$format</option>";
}
?>
      </select>
      <h3>BirdNET-Pi Password</h3>
      <label for="caddy_pwd">Webpage: </label>
      <input name="caddy_pwd" type="text" value="<?php print($newconfig['CADDY_PWD']);?>" /><br>
      <h3>Custom URL</h3>
      <p>When you update the URL below, the web server will reload, so be sure to wait at least 30 seconds and then go to your new URL.</p>
      <label for="birdnetpi_url">BirdNET-Pi URL: </label>
      <input name="birdnetpi_url" type="url" value="<?php print($newconfig['BIRDNETPI_URL']);?>" /><br>
      <p>This URL is how the main page will be reached. If you want your installation to respond to an IP address, place that here, but be sure to indicate `http://`.<br>Example for IP:http://192.168.0.109<br>Example if you own your own domain:https://birdnetpi.pmcgui.xyz</p>
      <h3>BirdNET-Lite Settings</h3>
      <label for="overlap">Overlap: </label>
      <input name="overlap" type="number" min="0.0" max="2.9" step="0.1" value="<?php print($newconfig['OVERLAP']);?>" required/><br>
      <p>Min=0.0, Max=2.9</p>
      <label for="confidence">Minimum Confidence: </label>
      <input name="confidence" type="number" min="0.01" max="0.99" step="0.01" value="<?php print($newconfig['CONFIDENCE']);?>" required/><br>
      <p>Min=0.01, Max=0.99</p>
      <label for="sensitivity">Sigmoid Sensitivity: </label>
      <input name="sensitivity" type="number" min="0.5" max="1.5" step="0.01" value="<?php print($newconfig['SENSITIVITY']);?>" required/><br>
      <p>Min=0.5, Max=1.5</p>
      <br><br>
      <input type="hidden" name="view" value="Advanced">
      <button type="submit" name="submit" value="advanced">
<?php
if(isset($_POST['submit'])){
  echo "Success!";
} else {
  echo "Update Settings";
}
?>
      </button>
      <br>
      </form>
      <form action="" method="POST">
        <button type="submit" name="view" value="Settings">Basic Settings</button>
      </form>
</div>