use Symfony\Component\DomCrawler\Crawler;
use GuzzleHttp\Client;
use Symfony\Component\HttpFoundation\File\MimeType\MimeTypeExtensionGuesser;
+use Symfony\Component\Finder\Finder;
class DownloadImages
{
private $baseFolder;
private $logger;
private $mimeGuesser;
+ private $wallabagUrl;
- public function __construct(Client $client, $baseFolder, LoggerInterface $logger)
+ public function __construct(Client $client, $baseFolder, $wallabagUrl, LoggerInterface $logger)
{
$this->client = $client;
$this->baseFolder = $baseFolder;
+ $this->wallabagUrl = rtrim($wallabagUrl, '/');
$this->logger = $logger;
$this->mimeGuesser = new MimeTypeExtensionGuesser();
{
// if folder doesn't exist, attempt to create one and store the folder name in property $folder
if (!file_exists($this->baseFolder)) {
- mkdir($this->baseFolder, 0777, true);
+ mkdir($this->baseFolder, 0755, true);
}
}
/**
* Process the html and extract image from it, save them to local and return the updated html.
*
+ * @param int $entryId ID of the entry
* @param string $html
- * @param string $url Used as a base path for relative image and folder
+ * @param string $url Used as a base path for relative image and folder
*
* @return string
*/
- public function processHtml($html, $url)
+ public function processHtml($entryId, $html, $url)
{
$crawler = new Crawler($html);
$result = $crawler
->filterXpath('//img')
->extract(array('src'));
- $relativePath = $this->getRelativePath($url);
+ $relativePath = $this->getRelativePath($entryId);
// download and save the image to the folder
foreach ($result as $image) {
- $imagePath = $this->processSingleImage($image, $url, $relativePath);
+ $imagePath = $this->processSingleImage($entryId, $image, $url, $relativePath);
if (false === $imagePath) {
continue;
* - re-saved it (for security reason)
* - return the new local path.
*
+ * @param int $entryId ID of the entry
* @param string $imagePath Path to the image to retrieve
* @param string $url Url from where the image were found
* @param string $relativePath Relative local path to saved the image
*
* @return string Relative url to access the image from the web
*/
- public function processSingleImage($imagePath, $url, $relativePath = null)
+ public function processSingleImage($entryId, $imagePath, $url, $relativePath = null)
{
- if (null == $relativePath) {
- $relativePath = $this->getRelativePath($url);
+ if (null === $relativePath) {
+ $relativePath = $this->getRelativePath($entryId);
}
+ $this->logger->debug('DownloadImages: working on image: '.$imagePath);
+
$folderPath = $this->baseFolder.'/'.$relativePath;
// build image path
$absolutePath = $this->getAbsoluteLink($url, $imagePath);
if (false === $absolutePath) {
- $this->logger->log('debug', 'Can not determine the absolute path for that image, skipping.');
+ $this->logger->error('DownloadImages: Can not determine the absolute path for that image, skipping.');
return false;
}
- $res = $this->client->get(
- $absolutePath,
- ['exceptions' => false]
- );
+ try {
+ $res = $this->client->get($absolutePath);
+ } catch (\Exception $e) {
+ $this->logger->error('DownloadImages: Can not retrieve image, skipping.', ['exception' => $e]);
+
+ return false;
+ }
$ext = $this->mimeGuesser->guess($res->getHeader('content-type'));
- $this->logger->log('debug', 'Checking extension', ['ext' => $ext, 'header' => $res->getHeader('content-type')]);
- if (!in_array($ext, ['jpeg', 'jpg', 'gif', 'png'])) {
- $this->logger->log('debug', 'Processed image with not allowed extension. Skipping '.$imagePath);
+ $this->logger->debug('DownloadImages: Checking extension', ['ext' => $ext, 'header' => $res->getHeader('content-type')]);
+ if (!in_array($ext, ['jpeg', 'jpg', 'gif', 'png'], true)) {
+ $this->logger->error('DownloadImages: Processed image with not allowed extension. Skipping '.$imagePath);
return false;
}
$im = false;
}
- if ($im === false) {
- $this->logger->log('error', 'Error while regenerating image', ['path' => $localPath]);
+ if (false === $im) {
+ $this->logger->error('DownloadImages: Error while regenerating image', ['path' => $localPath]);
return false;
}
switch ($ext) {
case 'gif':
- $result = imagegif($im, $localPath);
- $this->logger->log('debug', 'Re-creating gif');
+ imagegif($im, $localPath);
+ $this->logger->debug('DownloadImages: Re-creating gif');
break;
case 'jpeg':
case 'jpg':
- $result = imagejpeg($im, $localPath, self::REGENERATE_PICTURES_QUALITY);
- $this->logger->log('debug', 'Re-creating jpg');
+ imagejpeg($im, $localPath, self::REGENERATE_PICTURES_QUALITY);
+ $this->logger->debug('DownloadImages: Re-creating jpg');
break;
case 'png':
- $result = imagepng($im, $localPath, ceil(self::REGENERATE_PICTURES_QUALITY / 100 * 9));
- $this->logger->log('debug', 'Re-creating png');
+ imagepng($im, $localPath, ceil(self::REGENERATE_PICTURES_QUALITY / 100 * 9));
+ $this->logger->debug('DownloadImages: Re-creating png');
}
imagedestroy($im);
- return '/assets/images/'.$relativePath.'/'.$hashImage.'.'.$ext;
+ return $this->wallabagUrl.'/assets/images/'.$relativePath.'/'.$hashImage.'.'.$ext;
+ }
+
+ /**
+ * Remove all images for the given entry id.
+ *
+ * @param int $entryId ID of the entry
+ */
+ public function removeImages($entryId)
+ {
+ $relativePath = $this->getRelativePath($entryId);
+ $folderPath = $this->baseFolder.'/'.$relativePath;
+
+ $finder = new Finder();
+ $finder
+ ->files()
+ ->ignoreDotFiles(true)
+ ->in($folderPath);
+
+ foreach ($finder as $file) {
+ @unlink($file->getRealPath());
+ }
+
+ @rmdir($folderPath);
}
/**
* Generate the folder where we are going to save images based on the entry url.
*
- * @param string $url
+ * @param int $entryId ID of the entry
*
* @return string
*/
- private function getRelativePath($url)
+ private function getRelativePath($entryId)
{
- $hashUrl = hash('crc32', $url);
- $relativePath = $hashUrl[0].'/'.$hashUrl[1].'/'.$hashUrl;
+ $hashId = hash('crc32', $entryId);
+ $relativePath = $hashId[0].'/'.$hashId[1].'/'.$hashId;
$folderPath = $this->baseFolder.'/'.$relativePath;
if (!file_exists($folderPath)) {
mkdir($folderPath, 0777, true);
}
- $this->logger->log('debug', 'Folder used for that url', ['folder' => $folderPath, 'url' => $url]);
+ $this->logger->debug('DownloadImages: Folder used for that Entry id', ['folder' => $folderPath, 'entryId' => $entryId]);
return $relativePath;
}
return $absolute->get_uri();
}
+ $this->logger->error('DownloadImages: Can not make an absolute link', ['base' => $base, 'url' => $url]);
+
return false;
}
}