]> git.mxchange.org Git - friendica.git/blobdiff - src/Model/Photo.php
Remove unused `use` statements & remove PConfig class
[friendica.git] / src / Model / Photo.php
index 68665126fb44c21aa26420ff3147bf87219e5d2b..e70ac2d97bda1c9a1493d2c1ac2b70719ea38523 100644 (file)
@@ -6,29 +6,31 @@
  */
 namespace Friendica\Model;
 
-use Friendica\BaseObject;
-use Friendica\Core\Cache;
+use Friendica\Core\Cache\Cache;
 use Friendica\Core\Config;
 use Friendica\Core\L10n;
-use Friendica\Core\StorageManager;
+use Friendica\Core\Logger;
 use Friendica\Core\System;
 use Friendica\Database\DBA;
 use Friendica\Database\DBStructure;
-use Friendica\Model\Storage\IStorage;
+use Friendica\DI;
+use Friendica\Model\Storage\SystemResource;
 use Friendica\Object\Image;
 use Friendica\Util\DateTimeFormat;
+use Friendica\Util\Images;
 use Friendica\Util\Network;
 use Friendica\Util\Security;
+use Friendica\Util\Strings;
 
 require_once "include/dba.php";
 
 /**
  * Class to handle photo dabatase table
  */
-class Photo extends BaseObject
+class Photo
 {
        /**
-        * @brief Select rows from the photo table
+        * @brief Select rows from the photo table and returns them as array
         *
         * @param array $fields     Array of selected fields, empty for all
         * @param array $conditions Array of fields for conditions
@@ -37,16 +39,15 @@ class Photo extends BaseObject
         * @return boolean|array
         *
         * @throws \Exception
-        * @see   \Friendica\Database\DBA::select
+        * @see   \Friendica\Database\DBA::selectToArray
         */
-       public static function select(array $fields = [], array $conditions = [], array $params = [])
+       public static function selectToArray(array $fields = [], array $conditions = [], array $params = [])
        {
                if (empty($fields)) {
                        $fields = self::getFields();
                }
 
-               $r = DBA::select("photo", $fields, $conditions, $params);
-               return DBA::toArray($r);
+               return DBA::selectToArray('photo', $fields, $conditions, $params);
        }
 
        /**
@@ -88,7 +89,7 @@ class Photo extends BaseObject
                $conditions["resource-id"] = $resourceid;
                $conditions["uid"] = $uid;
 
-               return self::select([], $conditions, $params);
+               return self::selectToArray([], $conditions, $params);
        }
 
        /**
@@ -130,19 +131,16 @@ class Photo extends BaseObject
        public static function getPhoto($resourceid, $scale = 0)
        {
                $r = self::selectFirst(["uid"], ["resource-id" => $resourceid]);
-               if ($r === false) {
+               if (!DBA::isResult($r)) {
                        return false;
                }
 
-               $sql_acl = Security::getPermissionsSQLByUserId($r["uid"]);
+               $uid = $r["uid"];
 
-               $conditions = [
-                       "`resource-id` = ? AND `scale` <= ? " . $sql_acl,
-                       $resourceid, $scale
-               ];
+               $sql_acl = Security::getPermissionsSQLByUserId($uid);
 
+               $conditions = ["`resource-id` = ? AND `scale` <= ? " . $sql_acl, $resourceid, $scale];
                $params = ["order" => ["scale" => true]];
-
                $photo = self::selectFirst([], $conditions, $params);
 
                return $photo;
@@ -173,26 +171,24 @@ class Photo extends BaseObject
         */
        public static function getImageForPhoto(array $photo)
        {
-               $data = "";
-
-               if ($photo["backend-class"] == "") {
+               $backendClass = DI::storageManager()->getByName($photo['backend-class'] ?? '');
+               if ($backendClass === null) {
                        // legacy data storage in "data" column
-                       $i = self::selectFirst(["data"], ["id" => $photo["id"]]);
+                       $i = self::selectFirst(['data'], ['id' => $photo['id']]);
                        if ($i === false) {
                                return null;
                        }
-                       $data = $i["data"];
+                       $data = $i['data'];
                } else {
-                       $backendClass = $photo["backend-class"];
-                       $backendRef = $photo["backend-ref"];
-                       $data = $backendClass::get($backendRef);
+                       $backendRef = $photo['backend-ref'] ?? '';
+                       $data = $backendClass->get($backendRef);
                }
 
-               if ($data === "") {
+               if (empty($data)) {
                        return null;
                }
 
-               return new Image($data, $photo["type"]);
+               return new Image($data, $photo['type']);
        }
 
        /**
@@ -203,7 +199,7 @@ class Photo extends BaseObject
         */
        private static function getFields()
        {
-               $allfields = DBStructure::definition(self::getApp()->getBasePath(), false);
+               $allfields = DBStructure::definition(DI::app()->getBasePath(), false);
                $fields = array_keys($allfields["photo"]["fields"]);
                array_splice($fields, array_search("data", $fields), 1);
                return $fields;
@@ -223,11 +219,11 @@ class Photo extends BaseObject
                $fields = self::getFields();
                $values = array_fill(0, count($fields), "");
 
-               $photo = array_combine($fields, $values);
-               $photo["backend-class"] = Storage\SystemResource::class;
-               $photo["backend-ref"] = $filename;
-               $photo["type"] = $mimetype;
-               $photo["cacheable"] = false;
+               $photo                  = array_combine($fields, $values);
+               $photo['backend-class'] = SystemResource::NAME;
+               $photo['backend-ref']   = $filename;
+               $photo['type']          = $mimetype;
+               $photo['cacheable']     = false;
 
                return $photo;
        }
@@ -274,18 +270,17 @@ class Photo extends BaseObject
                $data = "";
                $backend_ref = "";
 
-               /** @var IStorage $backend_class */
                if (DBA::isResult($existing_photo)) {
                        $backend_ref = (string)$existing_photo["backend-ref"];
-                       $backend_class = (string)$existing_photo["backend-class"];
+                       $storage = DI::storageManager()->getByName($existing_photo["backend-class"] ?? '');
                } else {
-                       $backend_class = StorageManager::getBackend();
+                       $storage = DI::storage();
                }
 
-               if ($backend_class === "") {
+               if ($storage === null) {
                        $data = $Image->asString();
                } else {
-                       $backend_ref = $backend_class::put($Image->asString(), $backend_ref);
+                       $backend_ref = $storage->put($Image->asString(), $backend_ref);
                }
 
 
@@ -310,7 +305,7 @@ class Photo extends BaseObject
                        "deny_cid" => $deny_cid,
                        "deny_gid" => $deny_gid,
                        "desc" => $desc,
-                       "backend-class" => $backend_class,
+                       "backend-class" => (string)$storage,
                        "backend-ref" => $backend_ref
                ];
 
@@ -338,13 +333,12 @@ class Photo extends BaseObject
        public static function delete(array $conditions, array $options = [])
        {
                // get photo to delete data info
-               $photos = self::select(["backend-class","backend-ref"], $conditions);
+               $photos = self::selectToArray(['backend-class', 'backend-ref'], $conditions);
 
                foreach($photos as $photo) {
-                       /** @var IStorage $backend_class */
-                       $backend_class = (string)$photo["backend-class"];
-                       if ($backend_class !== "") {
-                               $backend_class::delete($photo["backend-ref"]);
+                       $backend_class = DI::storageManager()->getByName($photo['backend-class'] ?? '');
+                       if ($backend_class !== null) {
+                               $backend_class->delete($photo["backend-ref"] ?? '');
                        }
                }
 
@@ -368,13 +362,12 @@ class Photo extends BaseObject
        {
                if (!is_null($img)) {
                        // get photo to update
-                       $photos = self::select(["backend-class","backend-ref"], $conditions);
+                       $photos = self::selectToArray(['backend-class', 'backend-ref'], $conditions);
 
                        foreach($photos as $photo) {
-                               /** @var IStorage $backend_class */
-                               $backend_class = (string)$photo["backend-class"];
-                               if ($backend_class !== "") {
-                                       $fields["backend-ref"] = $backend_class::put($img->asString(), $photo["backend-ref"]);
+                               $backend_class = DI::storageManager()->getByName($photo['backend-class'] ?? '');
+                               if ($backend_class !== null) {
+                                       $fields["backend-ref"] = $backend_class->put($img->asString(), $photo['backend-ref']);
                                } else {
                                        $fields["data"] = $img->asString();
                                }
@@ -405,9 +398,9 @@ class Photo extends BaseObject
                        "photo", ["resource-id"], ["uid" => $uid, "contact-id" => $cid, "scale" => 4, "album" => "Contact Photos"]
                );
                if (!empty($photo['resource-id'])) {
-                       $hash = $photo["resource-id"];
+                       $resource_id = $photo["resource-id"];
                } else {
-                       $hash = self::newResource();
+                       $resource_id = self::newResource();
                }
 
                $photo_failure = false;
@@ -426,14 +419,14 @@ class Photo extends BaseObject
                }
 
                if (empty($type)) {
-                       $type = Image::guessType($image_url, true);
+                       $type = Images::guessType($image_url, true);
                }
 
                $Image = new Image($img_str, $type);
                if ($Image->isValid()) {
                        $Image->scaleToSquare(300);
 
-                       $r = self::store($Image, $uid, $cid, $hash, $filename, "Contact Photos", 4);
+                       $r = self::store($Image, $uid, $cid, $resource_id, $filename, "Contact Photos", 4);
 
                        if ($r === false) {
                                $photo_failure = true;
@@ -441,7 +434,7 @@ class Photo extends BaseObject
 
                        $Image->scaleDown(80);
 
-                       $r = self::store($Image, $uid, $cid, $hash, $filename, "Contact Photos", 5);
+                       $r = self::store($Image, $uid, $cid, $resource_id, $filename, "Contact Photos", 5);
 
                        if ($r === false) {
                                $photo_failure = true;
@@ -449,7 +442,7 @@ class Photo extends BaseObject
 
                        $Image->scaleDown(48);
 
-                       $r = self::store($Image, $uid, $cid, $hash, $filename, "Contact Photos", 6);
+                       $r = self::store($Image, $uid, $cid, $resource_id, $filename, "Contact Photos", 6);
 
                        if ($r === false) {
                                $photo_failure = true;
@@ -457,24 +450,24 @@ class Photo extends BaseObject
 
                        $suffix = "?ts=" . time();
 
-                       $image_url = System::baseUrl() . "/photo/" . $hash . "-4." . $Image->getExt() . $suffix;
-                       $thumb = System::baseUrl() . "/photo/" . $hash . "-5." . $Image->getExt() . $suffix;
-                       $micro = System::baseUrl() . "/photo/" . $hash . "-6." . $Image->getExt() . $suffix;
+                       $image_url = DI::baseUrl() . "/photo/" . $resource_id . "-4." . $Image->getExt() . $suffix;
+                       $thumb = DI::baseUrl() . "/photo/" . $resource_id . "-5." . $Image->getExt() . $suffix;
+                       $micro = DI::baseUrl() . "/photo/" . $resource_id . "-6." . $Image->getExt() . $suffix;
 
                        // Remove the cached photo
-                       $a = \get_app();
+                       $a = DI::app();
                        $basepath = $a->getBasePath();
 
                        if (is_dir($basepath . "/photo")) {
-                               $filename = $basepath . "/photo/" . $hash . "-4." . $Image->getExt();
+                               $filename = $basepath . "/photo/" . $resource_id . "-4." . $Image->getExt();
                                if (file_exists($filename)) {
                                        unlink($filename);
                                }
-                               $filename = $basepath . "/photo/" . $hash . "-5." . $Image->getExt();
+                               $filename = $basepath . "/photo/" . $resource_id . "-5." . $Image->getExt();
                                if (file_exists($filename)) {
                                        unlink($filename);
                                }
-                               $filename = $basepath . "/photo/" . $hash . "-6." . $Image->getExt();
+                               $filename = $basepath . "/photo/" . $resource_id . "-6." . $Image->getExt();
                                if (file_exists($filename)) {
                                        unlink($filename);
                                }
@@ -488,9 +481,9 @@ class Photo extends BaseObject
                }
 
                if ($photo_failure) {
-                       $image_url = System::baseUrl() . "/images/person-300.jpg";
-                       $thumb = System::baseUrl() . "/images/person-80.jpg";
-                       $micro = System::baseUrl() . "/images/person-48.jpg";
+                       $image_url = DI::baseUrl() . "/images/person-300.jpg";
+                       $thumb = DI::baseUrl() . "/images/person-80.jpg";
+                       $micro = DI::baseUrl() . "/images/person-48.jpg";
                }
 
                return [$image_url, $thumb, $micro];
@@ -547,7 +540,7 @@ class Photo extends BaseObject
                $sql_extra = Security::getPermissionsSQLByUserId($uid);
 
                $key = "photo_albums:".$uid.":".local_user().":".remote_user();
-               $albums = Cache::get($key);
+               $albums = DI::cache()->get($key);
                if (is_null($albums) || $update) {
                        if (!Config::get("system", "no_count", false)) {
                                /// @todo This query needs to be renewed. It is really slow
@@ -570,7 +563,7 @@ class Photo extends BaseObject
                                        DBA::escape(L10n::t("Contact Photos"))
                                );
                        }
-                       Cache::set($key, $albums, Cache::DAY);
+                       DI::cache()->set($key, $albums, Cache::DAY);
                }
                return $albums;
        }
@@ -583,7 +576,7 @@ class Photo extends BaseObject
        public static function clearAlbumCache($uid)
        {
                $key = "photo_albums:".$uid.":".local_user().":".remote_user();
-               Cache::set($key, null, Cache::DAY);
+               DI::cache()->set($key, null, Cache::DAY);
        }
 
        /**
@@ -596,4 +589,158 @@ class Photo extends BaseObject
        {
                return System::createGUID(32, false);
        }
+
+       /**
+        * Extracts the rid from a local photo URI
+        *
+        * @param string $image_uri The URI of the photo
+        * @return string The rid of the photo, or an empty string if the URI is not local
+        */
+       public static function ridFromURI(string $image_uri)
+       {
+               if (!stristr($image_uri, DI::baseUrl() . '/photo/')) {
+                       return '';
+               }
+               $image_uri = substr($image_uri, strrpos($image_uri, '/') + 1);
+               $image_uri = substr($image_uri, 0, strpos($image_uri, '-'));
+               if (!strlen($image_uri)) {
+                       return '';
+               }
+               return $image_uri;
+       }
+
+       /**
+        * Changes photo permissions that had been embedded in a post
+        *
+        * @todo This function currently does have some flaws:
+        * - Sharing a post with a forum will create a photo that only the forum can see.
+        * - Sharing a photo again that been shared non public before doesn't alter the permissions.
+        *
+        * @return string
+        * @throws \Exception
+        */
+       public static function setPermissionFromBody($body, $uid, $original_contact_id, $str_contact_allow, $str_group_allow, $str_contact_deny, $str_group_deny)
+       {
+               // Simplify image codes
+               $img_body = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $body);
+               $img_body = preg_replace("/\[img\=(.*?)\](.*?)\[\/img\]/ism", '[img]$1[/img]', $img_body);
+
+               // Search for images
+               if (!preg_match_all("/\[img\](.*?)\[\/img\]/", $img_body, $match)) {
+                       return false;
+               }
+               $images = $match[1];
+               if (empty($images)) {
+                       return false;
+               }
+
+               foreach ($images as $image) {
+                       $image_rid = self::ridFromURI($image);
+                       if (empty($image_rid)) {
+                               continue;
+                       }
+
+                       // Ensure to only modify photos that you own
+                       $srch = '<' . intval($original_contact_id) . '>';
+
+                       $condition = [
+                               'allow_cid' => $srch, 'allow_gid' => '', 'deny_cid' => '', 'deny_gid' => '',
+                               'resource-id' => $image_rid, 'uid' => $uid
+                       ];
+                       if (!Photo::exists($condition)) {
+                               continue;
+                       }
+
+                       /// @todo Check if $str_contact_allow does contain a public forum. Then set the permissions to public.
+
+                       $fields = ['allow_cid' => $str_contact_allow, 'allow_gid' => $str_group_allow,
+                                       'deny_cid' => $str_contact_deny, 'deny_gid' => $str_group_deny];
+                       $condition = ['resource-id' => $image_rid, 'uid' => $uid];
+                       Logger::info('Set permissions', ['condition' => $condition, 'permissions' => $fields]);
+                       Photo::update($fields, $condition);
+               }
+
+               return true;
+       }
+
+       /**
+        * Strips known picture extensions from picture links
+        *
+        * @param string $name Picture link
+        * @return string stripped picture link
+        * @throws \Exception
+        */
+       public static function stripExtension($name)
+       {
+               $name = str_replace([".jpg", ".png", ".gif"], ["", "", ""], $name);
+               foreach (Images::supportedTypes() as $m => $e) {
+                       $name = str_replace("." . $e, "", $name);
+               }
+               return $name;
+       }
+
+       /**
+        * Returns the GUID from picture links
+        *
+        * @param string $name Picture link
+        * @return string GUID
+        * @throws \Exception
+        */
+       public static function getGUID($name)
+       {
+               $base = DI::baseUrl()->get();
+
+               $guid = str_replace([Strings::normaliseLink($base), '/photo/'], '', Strings::normaliseLink($name));
+
+               $guid = self::stripExtension($guid);
+               if (substr($guid, -2, 1) != "-") {
+                       return '';
+               }
+
+               $scale = intval(substr($guid, -1, 1));
+               if (!is_numeric($scale)) {
+                       return '';
+               }
+
+               $guid = substr($guid, 0, -2);
+               return $guid;
+       }
+
+       /**
+        * Tests if the picture link points to a locally stored picture
+        *
+        * @param string $name Picture link
+        * @return boolean
+        * @throws \Exception
+        */
+       public static function isLocal($name)
+       {
+               $guid = self::getGUID($name);
+
+               if (empty($guid)) {
+                       return false;
+               }
+
+               return DBA::exists('photo', ['resource-id' => $guid]);
+       }
+
+       /**
+        * Tests if the link points to a locally stored picture page
+        *
+        * @param string $name Page link
+        * @return boolean
+        * @throws \Exception
+        */
+       public static function isLocalPage($name)
+       {
+               $base = DI::baseUrl()->get();
+
+               $guid = str_replace(Strings::normaliseLink($base), '', Strings::normaliseLink($name));
+               $guid = preg_replace("=/photos/.*/image/(.*)=ism", '$1', $guid);
+               if (empty($guid)) {
+                       return false;
+               }
+
+               return DBA::exists('photo', ['resource-id' => $guid]);
+       }
 }