Add a real configuration for CS-Fixer

[github/wallabag/wallabag.git] / src / Wallabag / CoreBundle / Helper / ContentProxy.php

diff --git a/src/Wallabag/CoreBundle/Helper/ContentProxy.php b/src/Wallabag/CoreBundle/Helper/ContentProxy.php
index 3024fdc50455d94b1b0034f47a9d11863c528ca3..ddecd6f4839de3c5e53c9f2638646f1269a0f5d8 100644 (file)
--- a/src/Wallabag/CoreBundle/Helper/ContentProxy.php
+++ b/src/Wallabag/CoreBundle/Helper/ContentProxy.php
@@ -4,9 +4,12 @@ namespace Wallabag\CoreBundle\Helper;
 
 use Graby\Graby;
 use Psr\Log\LoggerInterface;
+use Symfony\Component\HttpFoundation\File\MimeType\MimeTypeExtensionGuesser;
+use Symfony\Component\Validator\Constraints\Locale as LocaleConstraint;
+use Symfony\Component\Validator\Constraints\Url as UrlConstraint;
+use Symfony\Component\Validator\Validator\ValidatorInterface;
 use Wallabag\CoreBundle\Entity\Entry;
 use Wallabag\CoreBundle\Tools\Utils;
-use Symfony\Component\HttpFoundation\File\MimeType\MimeTypeExtensionGuesser;
 
 /**
  * This kind of proxy class take care of getting the content from an url
@@ -16,15 +19,17 @@ class ContentProxy
 {
     protected $graby;
     protected $tagger;
+    protected $validator;
     protected $logger;
     protected $mimeGuesser;
     protected $fetchingErrorMessage;
     protected $eventDispatcher;
 
-    public function __construct(Graby $graby, RuleBasedTagger $tagger, LoggerInterface $logger, $fetchingErrorMessage)
+    public function __construct(Graby $graby, RuleBasedTagger $tagger, ValidatorInterface $validator, LoggerInterface $logger, $fetchingErrorMessage)
     {
         $this->graby = $graby;
         $this->tagger = $tagger;
+        $this->validator = $validator;
         $this->logger = $logger;
         $this->mimeGuesser = new MimeTypeExtensionGuesser();
         $this->fetchingErrorMessage = $fetchingErrorMessage;
@@ -45,14 +50,7 @@ class ContentProxy
         }
 
         if ((empty($content) || false === $this->validateContent($content)) && false === $disableContentUpdate) {
-            try {
-                $fetchedContent = $this->graby->fetchContent($url);
-            } catch (\Exception $e) {
-                $this->logger->error('Error while trying to fetch content from URL.', [
-                    'entry_url' => $url,
-                    'error_msg' => $e->getMessage(),
-                ]);
-            }
+            $fetchedContent = $this->graby->fetchContent($url);
 
             // when content is imported, we have information in $content
             // in case fetching content goes bad, we'll keep the imported information instead of overriding them
@@ -73,7 +71,7 @@ class ContentProxy
      * Will fall back to OpenGraph data if available.
      *
      * @param Entry $entry   Entry to stock
-     * @param array $content Array with at least title and URL
+     * @param array $content Array with at least title, url & html
      */
     private function stockEntry(Entry $entry, array $content)
     {
@@ -102,7 +100,7 @@ class ContentProxy
 
             // is it a timestamp?
             if (filter_var($date, FILTER_VALIDATE_INT) !== false) {
-                $date = '@'.$content['date'];
+                $date = '@' . $content['date'];
             }
 
             try {
@@ -112,7 +110,7 @@ class ContentProxy
             }
         }
 
-        if (!empty($content['authors'])) {
+        if (!empty($content['authors']) && is_array($content['authors'])) {
             $entry->setPublishedBy($content['authors']);
         }
 
@@ -120,7 +118,24 @@ class ContentProxy
             $entry->setHeaders($content['all_headers']);
         }
 
-        $entry->setLanguage(isset($content['language']) ? $content['language'] : '');
+        $this->validateAndSetLanguage(
+            $entry,
+            isset($content['language']) ? $content['language'] : null
+        );
+
+        $this->validateAndSetPreviewPicture(
+            $entry,
+            isset($content['open_graph']['og_image']) ? $content['open_graph']['og_image'] : null
+        );
+
+        // if content is an image, define it as a preview too
+        if (!empty($content['content_type']) && in_array($this->mimeGuesser->guess($content['content_type']), ['jpeg', 'jpg', 'gif', 'png'], true)) {
+            $this->validateAndSetPreviewPicture(
+                $entry,
+                $content['url']
+            );
+        }
+
         $entry->setMimetype(isset($content['content_type']) ? $content['content_type'] : '');
         $entry->setReadingTime(Utils::getReadingTime($html));
 
@@ -129,15 +144,6 @@ class ContentProxy
             $entry->setDomainName($domainName);
         }
 
-        if (!empty($content['open_graph']['og_image'])) {
-            $entry->setPreviewPicture($content['open_graph']['og_image']);
-        }
-
-        // if content is an image define as a preview too
-        if (!empty($content['content_type']) && in_array($this->mimeGuesser->guess($content['content_type']), ['jpeg', 'jpg', 'gif', 'png'], true)) {
-            $entry->setPreviewPicture($content['url']);
-        }
-
         try {
             $this->tagger->tag($entry);
         } catch (\Exception $e) {
@@ -159,4 +165,52 @@ class ContentProxy
     {
         return !empty($content['title']) && !empty($content['html']) && !empty($content['url']);
     }
+
+    /**
+     * Use a Symfony validator to ensure the language is well formatted.
+     *
+     * @param Entry  $entry
+     * @param string $value Language to validate
+     */
+    private function validateAndSetLanguage($entry, $value)
+    {
+        // some lang are defined as fr-FR, es-ES.
+        // replacing - by _ might increase language support
+        $value = str_replace('-', '_', $value);
+
+        $errors = $this->validator->validate(
+            $value,
+            (new LocaleConstraint())
+        );
+
+        if (0 === count($errors)) {
+            $entry->setLanguage($value);
+
+            return;
+        }
+
+        $this->logger->warning('Language validation failed. ' . (string) $errors);
+    }
+
+    /**
+     * Use a Symfony validator to ensure the preview picture is a real url.
+     *
+     * @param Entry  $entry
+     * @param string $value URL to validate
+     */
+    private function validateAndSetPreviewPicture($entry, $value)
+    {
+        $errors = $this->validator->validate(
+            $value,
+            (new UrlConstraint())
+        );
+
+        if (0 === count($errors)) {
+            $entry->setPreviewPicture($value);
+
+            return;
+        }
+
+        $this->logger->warning('PreviewPicture validation failed. ' . (string) $errors);
+    }
 }