/**
* {@inheritDoc}
*/
public function generate($path, $html)
{
$image = new Image();
$image->setBinary($this->_getBinDir() . 'wkhtmltoimage-' . $this->_getBinaryType());
foreach ($this->_options as $key => $value) {
$image->setOption($key, $value);
}
if (is_file($path)) {
unlink($path);
}
$image->generateFromHTML($html, $path);
return new File($path);
}
<?php
require_once 'vendor/knplabs/knp-snappy/src/autoload.php';
$size = isset($_POST['size']) ? $_POST['size'] : 1;
use Knp\Snappy\Image;
$snappy = new Image('/usr/local/bin/wkhtmltoimage');
$snappy->setOption('disable-javascript', true);
$snappy->setOption('disable-local-file-access', true);
$snappy->setOption('quality', 100);
$snappy->setOption('zoom', $size);
$description = $size == 1 ? 'Normal' : ($size == 2 ? 'Big' : 'Large');
$filename = 'My NUSMods.com Timetable (' . $description . ').jpg';
header('Content-Type: image/jpeg');
header('Content-Disposition: attachment; filename=' . $filename);
echo $snappy->getOutputFromHtml(urldecode($_POST['html']));
/**
* @param $name
* @param $value
*
* @return $this
*/
public function setOption($name, $value)
{
$this->snappy->setOption($name, $value);
return $this;
}
public static function snapThumbAndSave($url, $snap_width, $snap_height, $save_width, $save_height, $is_text, $is_image, $dest)
{
set_time_limit(120);
try {
$snappy = new ThumbDL('/usr/local/bin/wkhtmltoimage');
$snappy->setOption('stop-slow-scripts', true);
$snappy->setOption('width', $snap_width);
$snappy->setOption('height', $snap_height);
$host = parse_url($url, PHP_URL_HOST);
if (strcmp($host, "www.youtube.com") == 0) {
parse_str(parse_url($url, PHP_URL_QUERY), $vars);
$image = $snappy->getOutput(URL::to("/util/imagewrapper?url=" . urlencode("http://img.youtube.com/vi/" . $vars['v'] . "/0.jpg")));
} else {
if (strcmp($host, "youtu.be") == 0) {
$image = $snappy->getOutput(URL::to("/util/imagewrapper?url=" . urlencode("http://img.youtube.com/vi" . parse_url($url, PHP_URL_PATH) . "/0.jpg")));
} else {
if (strcmp($host, "vimeo.com") == 0) {
$img_id = parse_url($url, PHP_URL_PATH);
$img_hash = unserialize(file_get_contents("http://vimeo.com/api/v2/video{$img_id}.php"));
$image = $snappy->getOutput(URL::to("/util/imagewrapper?url=" . $img_hash[0]['thumbnail_large']));
} else {
if ($is_text) {
$image = $snappy->getOutput($url);
} else {
if ($is_image) {
$image = $snappy->getOutput(URL::to("/util/imagewrapper?url=" . urlencode($url)));
} else {
Log::error("image neither text nor image");
return false;
}
}
}
}
}
} catch (Exception $e) {
Log::error($e->getMessage());
return false;
}
try {
$tmpfname = tempnam("/tmp", "spreadit");
$handle = fopen($tmpfname, "w");
fwrite($handle, $image);
fclose($handle);
} catch (Exception $e) {
Log::error($e->getMessage());
return false;
}
try {
$resizer = Image::make($tmpfname);
$resizer->resize($save_width, $save_height);
$resizer->save($dest);
} catch (Exception $e) {
Log::error($e->getMessage());
return false;
}
return true;
}
