Keskustelu: Nettisivujen teko: PHP-koodi ei toimi uudessa webhotellissa

<?php
class ImageFilterIterator extends FilterIterator {
  public function accept() {
  if(preg_match('/^(?:gif|jpe?g|png)$/i',$this->getExtension())) {
  return true;
  } else {
  return false;
  }
  }
}

$dir_location = dirname(__FILE__)."/cam1";
$dir = new DirectoryIterator($dir_location);
$imageArr = array();
foreach(new ImageFilterIterator(new FilesystemIterator($dir_location)) as $fileInfo){
  if($fileInfo->isFile()){
  $cTime = new DateTime();
  $cTime->setTimestamp($fileInfo->getCTime());
  $imageArr[$fileInfo->getCTime()][] = $fileInfo->getFilename();
  }
}
krsort($imageArr);
$cam1=array_values($imageArr)[0][0];

$dir_location = dirname(__FILE__)."/cam2";
$dir = new DirectoryIterator($dir_location);
$imageArr = array();
foreach(new ImageFilterIterator(new FilesystemIterator($dir_location)) as $fileInfo){
  if($fileInfo->isFile()){
  $cTime = new DateTime();
  $cTime->setTimestamp($fileInfo->getCTime());
  $imageArr[$fileInfo->getCTime()][] = $fileInfo->getFilename();
  }
}
krsort($imageArr);
$cam2=array_values($imageArr)[0][0];

$dir_location = dirname(__FILE__)."/cam3";
$dir = new DirectoryIterator($dir_location);
$imageArr = array();
foreach(new ImageFilterIterator(new FilesystemIterator($dir_location)) as $fileInfo){
  if($fileInfo->isFile()){
  $cTime = new DateTime();
  $cTime->setTimestamp($fileInfo->getCTime());
  $imageArr[$fileInfo->getCTime()][] = $fileInfo->getFilename();
  }
}
krsort($imageArr);
$cam3=array_values($imageArr)[0][0];

$dir_location = dirname(__FILE__)."/cam4";
$dir = new DirectoryIterator($dir_location);
$imageArr = array();
foreach(new ImageFilterIterator(new FilesystemIterator($dir_location)) as $fileInfo){
  if($fileInfo->isFile()){
  $cTime = new DateTime();
  $cTime->setTimestamp($fileInfo->getCTime());
  $imageArr[$fileInfo->getCTime()][] = $fileInfo->getFilename();
  }
}
krsort($imageArr);
$cam4=array_values($imageArr)[0][0];

$dir_location = dirname(__FILE__)."/cam5";
$dir = new DirectoryIterator($dir_location);
$imageArr = array();
foreach(new ImageFilterIterator(new FilesystemIterator($dir_location)) as $fileInfo){
  if($fileInfo->isFile()){
  $cTime = new DateTime();
  $cTime->setTimestamp($fileInfo->getCTime());
  $imageArr[$fileInfo->getCTime()][] = $fileInfo->getFilename();
  }
}
krsort($imageArr);
$cam5=array_values($imageArr)[0][0];

$dir_location = dirname(__FILE__)."/cam6";
$dir = new DirectoryIterator($dir_location);
$imageArr = array();
foreach(new ImageFilterIterator(new FilesystemIterator($dir_location)) as $fileInfo){
  if($fileInfo->isFile()){
  $cTime = new DateTime();
  $cTime->setTimestamp($fileInfo->getCTime());
  $imageArr[$fileInfo->getCTime()][] = $fileInfo->getFilename();
  }
}
krsort($imageArr);
$cam6=array_values($imageArr)[0][0];


$dir_location = dirname(__FILE__)."/cam7";
$dir = new DirectoryIterator($dir_location);
$imageArr = array();
foreach(new ImageFilterIterator(new FilesystemIterator($dir_location)) as $fileInfo){
  if($fileInfo->isFile()){
  $cTime = new DateTime();
  $cTime->setTimestamp($fileInfo->getCTime());
  $imageArr[$fileInfo->getCTime()][] = $fileInfo->getFilename();
  }
}
krsort($imageArr);
$cam7=array_values($imageArr)[0][0];

$dir_location = dirname(__FILE__)."/cam8";
$dir = new DirectoryIterator($dir_location);
$imageArr = array();
foreach(new ImageFilterIterator(new FilesystemIterator($dir_location)) as $fileInfo){
  if($fileInfo->isFile()){
  $cTime = new DateTime();
  $cTime->setTimestamp($fileInfo->getCTime());
  $imageArr[$fileInfo->getCTime()][] = $fileInfo->getFilename();
  }
}
krsort($imageArr);
$cam8=array_values($imageArr)[0][0];

$dir_location = dirname(__FILE__)."/cam9";
$dir = new DirectoryIterator($dir_location);
$imageArr = array();
foreach(new ImageFilterIterator(new FilesystemIterator($dir_location)) as $fileInfo){
  if($fileInfo->isFile()){
  $cTime = new DateTime();
  $cTime->setTimestamp($fileInfo->getCTime());
  $imageArr[$fileInfo->getCTime()][] = $fileInfo->getFilename();
  }
}
krsort($imageArr);
$cam9=array_values($imageArr)[0][0];

$dir_location = dirname(__FILE__)."/cam10";                        //
$dir = new DirectoryIterator($dir_location);
$imageArr = array();
foreach(new ImageFilterIterator(new FilesystemIterator($dir_location)) as $fileInfo){
  if($fileInfo->isFile()){
  $cTime = new DateTime();
  $cTime->setTimestamp($fileInfo->getCTime());
  $imageArr[$fileInfo->getCTime()][] = $fileInfo->getFilename();
  }
}
krsort($imageArr);
$cam10=array_values($imageArr)[0][0];

header("Refresh: 300");
?>
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>Uusimmat kuvat</title>
  <style>img {width: 65%;}</style>
</head>
<body>
<?php
echo '<a href="cam1"><img src="cam1/'.$cam1.'" alt="Kamera 1"/></a><br/>';
echo '<a href="cam2"><img src="cam2/'.$cam2.'" alt="Kamera 2"/></a><br/>';
echo '<a href="cam3"><img src="cam3/'.$cam3.'" alt="Kamera 3"/></a><br/>';
echo '<a href="cam4"><img src="cam4/'.$cam4.'" alt="Kamera 4"/></a><br/>';
echo '<a href="cam5"><img src="cam5/'.$cam5.'" alt="Kamera 5"/></a><br/>';
echo '<a href="cam6"><img src="cam6/'.$cam6.'" alt="Kamera 6"/></a><br/>';
echo '<a href="cam7"><img src="cam7/'.$cam7.'" alt="Kamera 7"/></a><br/>';
echo '<a href="cam8"><img src="cam8/'.$cam8.'" alt="Kamera 8"/></a><br/>';
echo '<a href="cam9"><img src="cam9/'.$cam9.'" alt="Kamera 9"/></a><br/>';
echo '<a href="cam10"><img src="cam10/'.$cam10.'" alt="Kamera 10"/></a>';
?>
</body>
</html>

<?php
class ImageFilterIterator extends FilterIterator {
  public function accept(): bool {
    return $this->isFile() && in_array(strtolower($this->getExtension()), ["jpg", "png", "webp"]);
  }
}

$images = [];
foreach (range(1, 10) as $i) {
  $dir = __DIR__ . "/cam" . $i;
  [$images[$i], $ctime] = [null, 0];
  foreach (new ImageFilterIterator(new FilesystemIterator($dir)) as $info) {
    if ($info->getCTime() > $ctime) {
      [$images[$i], $ctime] = [$info->getFilename(), $info->getCTime()];
    }
  }
}

header("Refresh: 300");
?>
<!DOCTYPE html>
<html lang="fi">
<head>
  <meta charset="utf-8">
  <title>Uusimmat kuvat</title>
  <style>
    img { width: 65%; }
    a { display: block; margin: 0.5rem; }
  </style>
</head>
<body>
<?php
foreach ($images as $i => $img) {
  $src = $img ? "cam$i/" . htmlspecialchars($img) : "data:,x";
  echo "<a href='cam$i'><img src='$src' alt='Kamera $i' /></a>";
}
?>
</body>
</html>