Fix issue #64 : stockage des favicons en local

app/layout/aside_feed.phtml

@@ -43,7 +43,7 @@
 	<?php foreach ($this->feeds as $feed) { ?>
 	<li class="item<?php echo ($this->flux && $this->flux->id () == $feed->id ()) ? ' active' : ''; ?>">
 		<a href="<?php echo _url ('configure', 'feed', 'id', $feed->id ()); ?>">
-			<img class="favicon" src="http://g.etfv.co/<?php echo $feed->website (); ?>" alt="" />
+			<img class="favicon" src="<?php echo $feed->favicon (); ?>" alt="" />
 			<?php echo $feed->name (); ?>
 		</a>
 	</li>

app/layout/aside_flux.phtml

@@ -87,7 +87,7 @@
 
 					<?php $not_read = $feed->nbNotRead (); ?>
 
-					<img class="favicon" src="http://g.etfv.co/<?php echo $feed->website (); ?>" alt="" />
+					<img class="favicon" src="<?php echo $feed->favicon (); ?>" alt="" />
 					<?php echo $not_read > 0 ? '<b>' : ''; ?>
 					<a class="feed" href="<?php echo _url ('index', 'index', 'get', 'f_' . $feed->id ()); ?>">
 						<?php echo $not_read > 0 ? '(' . $not_read . ') ' : ''; ?>

app/models/Feed.php

@@ -77,6 +77,16 @@ class Feed extends Model {
 		$feedDAO = new FeedDAO ();
 		return $feedDAO->countNotRead ($this->id ());
 	}
+	public function favicon () {
+		$file = '/data/favicons/' . $this->id () . '.ico';
+
+		$favicon_url = Url::display ($file);
+		if (!file_exists (PUBLIC_PATH . $file)) {
+			$favicon_url = dowload_favicon ($this->website (), $this->id ());
+		}
+
+		return $favicon_url;
+	}
 
 	public function _id ($value) {
 		$this->id = $value;

app/views/index/index.phtml

@@ -49,7 +49,7 @@ if (isset ($this->entryPaginator)) {
 			</li>
 			<?php } ?>
 			<?php $feed = $item->feed (true); ?>
-			<li class="item website"><a href="<?php echo _url ('index', 'index', 'get', 'f_' . $feed->id ()); ?>"><img class="favicon" src="http://g.etfv.co/<?php echo $feed->website (); ?>" alt="" /> <span><?php echo $feed->name (); ?></span></a></li>
+			<li class="item website"><a href="<?php echo _url ('index', 'index', 'get', 'f_' . $feed->id ()); ?>"><img class="favicon" src="<?php echo $feed->favicon (); ?>" alt="" /> <span><?php echo $feed->name (); ?></span></a></li>
 			<li class="item title"><?php echo $item->title (); ?></li>
 			<li class="item date"><?php echo $item->date (); ?></li>
 			<li class="item link"><a target="_blank" href="<?php echo $item->link (); ?>">&nbsp;</a></li>

lib/lib_rss.php

@@ -152,3 +152,41 @@ function get_content_by_parsing ($url, $path) {
 		throw new Exception ();
 	}
 }
+
+/* Télécharge le favicon d'un site, le place sur le serveur et retourne l'URL */
+function dowload_favicon ($website, $id) {
+	$url = 'http://g.etfv.co/' . $website;
+	$favicons_dir = PUBLIC_PATH . '/data/favicons';
+	$dest = $favicons_dir . '/' . $id . '.ico';
+	$favicon_url = '/data/favicons/' . $id . '.ico';
+
+	if (!is_dir ($favicons_dir)) {
+		if (!mkdir ($favicons_dir, 0755, true)) {
+			return $url;
+		}
+	}
+
+	if (!file_exists ($dest)) {
+		$c = curl_init ($url);
+		curl_setopt ($c, CURLOPT_HEADER, false);
+		curl_setopt ($c, CURLOPT_RETURNTRANSFER, true);
+		curl_setopt ($c, CURLOPT_BINARYTRANSFER, true);
+		$imgRaw = curl_exec ($c);
+
+		if (curl_getinfo ($c, CURLINFO_HTTP_CODE) == 200) {
+			$file = fopen ($dest, 'w');
+			if ($file === false) {
+				return $url;
+			}
+
+			fwrite ($file, $imgRaw);
+			fclose ($file);
+		} else {
+			return $url;
+		}
+
+		curl_close ($c);
+	}
+
+	return $favicon_url;
+}