X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FModel%2FPost%2FMedia.php;h=801f192e9d93584fc10c49250d99317e2d6c833c;hb=20e69c1e719259ae7571cc29ad2c2e3359a361f4;hp=b975a09022a31186dbd10783b88e8f8cf8a64712;hpb=77cea819fb2949c21e98d9e9847b78439d90357e;p=friendica.git

diff --git a/src/Model/Post/Media.php b/src/Model/Post/Media.php
index b975a09022..801f192e9d 100644
--- a/src/Model/Post/Media.php
+++ b/src/Model/Post/Media.php
@@ -21,7 +21,6 @@
 
 namespace Friendica\Model\Post;
 
-use Friendica\Content\PageInfo;
 use Friendica\Content\Text\BBCode;
 use Friendica\Core\Logger;
 use Friendica\Core\System;
@@ -29,9 +28,12 @@ use Friendica\Database\Database;
 use Friendica\Database\DBA;
 use Friendica\DI;
 use Friendica\Model\Item;
+use Friendica\Model\Photo;
 use Friendica\Model\Post;
 use Friendica\Util\Images;
+use Friendica\Util\Network;
 use Friendica\Util\ParseUrl;
+use Friendica\Util\Proxy;
 use Friendica\Util\Strings;
 
 /**
@@ -67,6 +69,11 @@ class Media
 			return;
 		}
 
+		if (DBA::exists('post-media', ['uri-id' => $media['uri-id'], 'preview' => $media['url']])) {
+			Logger::info('Media already exists as preview', ['uri-id' => $media['uri-id'], 'url' => $media['url'], 'callstack' => System::callstack()]);
+			return;
+		}
+
 		// "document" has got the lowest priority. So when the same file is both attached as document
 		// and embedded as picture then we only store the picture or replace the document
 		$found = DBA::selectFirst('post-media', ['type'], ['uri-id' => $media['uri-id'], 'url' => $media['url']]);
@@ -153,6 +160,10 @@ class Media
 	 */
 	public static function fetchAdditionalData(array $media)
 	{
+		if (Network::isLocalLink($media['url'])) {
+			$media = self::fetchLocalData($media);
+		}
+
 		// Fetch the mimetype or size if missing.
 		if (empty($media['mimetype']) || empty($media['size'])) {
 			$timeout = DI::config()->get('system', 'xrd_timeout');
@@ -211,6 +222,36 @@ class Media
 		return $media;
 	}
 
+	/**
+	 * Fetch media data from local resources
+	 * @param array $media
+	 * @return array media with added data
+	 */
+	private static function fetchLocalData(array $media)
+	{
+		if (!preg_match('|.*?/photo/(.*[a-fA-F0-9])\-(.*[0-9])\..*[\w]|', $media['url'] ?? '', $matches)) {
+			return $media;
+		}
+		$photo = Photo::selectFirst([], ['resource-id' => $matches[1], 'scale' => $matches[2]]);
+		if (!empty($photo)) {
+			$media['mimetype'] = $photo['type'];
+			$media['size'] = $photo['datasize'];
+			$media['width'] = $photo['width'];
+			$media['height'] = $photo['height'];
+		}
+
+		if (!preg_match('|.*?/photo/(.*[a-fA-F0-9])\-(.*[0-9])\..*[\w]|', $media['preview'] ?? '', $matches)) {
+			return $media;
+		}
+		$photo = Photo::selectFirst([], ['resource-id' => $matches[1], 'scale' => $matches[2]]);
+		if (!empty($photo)) {
+			$media['preview-width'] = $photo['width'];
+			$media['preview-height'] = $photo['height'];
+		}
+
+		return $media;
+	}
+
 	/**
 	 * Add the detected type to the media array
 	 *
@@ -284,9 +325,13 @@ class Media
 	public static function insertFromBody(int $uriid, string $body)
 	{
 		// Simplify image codes
-		$body = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $body);
+		$unshared_body = $body = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $body);
 
-		$unshared_body = preg_replace("/\s*\[share .*?\].*?\[\/share\]\s*/ism", '', $body);
+		// Only remove the shared data from "real" reshares
+		$shared = BBCode::fetchShareAttributes($body);
+		if (!empty($shared['guid'])) {
+			$unshared_body = preg_replace("/\s*\[share .*?\].*?\[\/share\]\s*/ism", '', $body);
+		}
 
 		$attachments = [];
 		if (preg_match_all("#\[url=([^\]]+?)\]\s*\[img=([^\[\]]*)\]([^\[\]]*)\[\/img\]\s*\[/url\]#ism", $body, $pictures, PREG_SET_ORDER)) {
@@ -343,7 +388,7 @@ class Media
 
 		foreach ($attachments as $attachment) {
 			// Only store attachments that are part of the unshared body
-			if (strpos($unshared_body, $attachment['url']) !== false) {
+			if (Item::containsLink($unshared_body, $attachment['preview'] ?? $attachment['url'], $attachment['type'])) {
 				self::insert($attachment);
 			}
 		}
@@ -359,8 +404,12 @@ class Media
 	 */
 	public static function insertFromRelevantUrl(int $uriid, string $body)
 	{
-		// Don't look at the shared content
-		$body = preg_replace("/\s*\[share .*?\].*?\[\/share\]\s*/ism", '', $body);
+		// Only remove the shared data from "real" reshares
+		$shared = BBCode::fetchShareAttributes($body);
+		if (!empty($shared['guid'])) {
+			// Don't look at the shared content
+			$body = preg_replace("/\s*\[share .*?\].*?\[\/share\]\s*/ism", '', $body);
+		}
 
 		// Remove all hashtags and mentions
 		$body = preg_replace("/([#@!])\[url\=(.*?)\](.*?)\[\/url\]/ism", '', $body);
@@ -482,10 +531,10 @@ class Media
 
 	/**
 	 * Split the attachment media in the three segments "visual", "link" and "additional"
-	 * 
-	 * @param int    $uri_id 
+	 *
+	 * @param int    $uri_id
 	 * @param string $guid
-	 * @param array  $links ist of links that shouldn't be added 
+	 * @param array  $links ist of links that shouldn't be added
 	 * @return array attachments
 	 */
 	public static function splitAttachments(int $uri_id, string $guid = '', array $links = [])
@@ -499,6 +548,7 @@ class Media
 
 		$height = 0;
 		$selected = '';
+		$previews = [];
 
 		foreach ($media as $medium) {
 			foreach ($links as $link) {
@@ -507,6 +557,17 @@ class Media
 				}
 			}
 
+			// Avoid adding separate media entries for previews
+			foreach ($previews as $preview) {
+				if (Strings::compareLink($preview, $medium['url'])) {
+					continue 2;
+				}
+			}
+
+			if (!empty($medium['preview'])) {
+				$previews[] = $medium['preview'];
+			}
+
 			$type = explode('/', current(explode(';', $medium['mimetype'])));
 			if (count($type) < 2) {
 				Logger::info('Unknown MimeType', ['type' => $type, 'media' => $medium]);
@@ -576,7 +637,7 @@ class Media
 		$body = preg_replace("/\s*\[attachment .*?\].*?\[\/attachment\]\s*/ism", '', $body);
 
 		foreach (self::getByURIId($uriid, [self::IMAGE, self::AUDIO, self::VIDEO]) as $media) {
-			if (Item::containsLink($body, $media['url'])) {
+			if (Item::containsLink($body, $media['preview'] ?? $media['url'], $media['type'])) {
 				continue;
 			}
 
@@ -607,4 +668,64 @@ class Media
 
 		return $body;
 	}
+
+	/**
+	 * Get preview link for given media id
+	 *
+	 * @param integer $id   media id
+	 * @param string  $size One of the ProxyUtils::SIZE_* constants
+	 * @return string preview link
+	 */
+	public static function getPreviewUrlForId(int $id, string $size = ''):string
+	{
+		$url = DI::baseUrl() . '/photo/preview/';
+		switch ($size) {
+			case Proxy::SIZE_MICRO:
+				$url .= Proxy::PIXEL_MICRO . '/';
+				break;
+			case Proxy::SIZE_THUMB:
+				$url .= Proxy::PIXEL_THUMB . '/';
+				break;
+			case Proxy::SIZE_SMALL:
+				$url .= Proxy::PIXEL_SMALL . '/';
+				break;
+			case Proxy::SIZE_MEDIUM:
+				$url .= Proxy::PIXEL_MEDIUM . '/';
+				break;
+			case Proxy::SIZE_LARGE:
+				$url .= Proxy::PIXEL_LARGE . '/';
+				break;
+		}
+		return $url . $id;
+	}
+
+	/**
+	 * Get media link for given media id
+	 *
+	 * @param integer $id   media id
+	 * @param string  $size One of the ProxyUtils::SIZE_* constants
+	 * @return string media link
+	 */
+	public static function getUrlForId(int $id, string $size = ''):string
+	{
+		$url = DI::baseUrl() . '/photo/media/';
+		switch ($size) {
+			case Proxy::SIZE_MICRO:
+				$url .= Proxy::PIXEL_MICRO . '/';
+				break;
+			case Proxy::SIZE_THUMB:
+				$url .= Proxy::PIXEL_THUMB . '/';
+				break;
+			case Proxy::SIZE_SMALL:
+				$url .= Proxy::PIXEL_SMALL . '/';
+				break;
+			case Proxy::SIZE_MEDIUM:
+				$url .= Proxy::PIXEL_MEDIUM . '/';
+				break;
+			case Proxy::SIZE_LARGE:
+				$url .= Proxy::PIXEL_LARGE . '/';
+				break;
+		}
+		return $url . $id;
+	}
 }