3 * @copyright Copyright (C) 2010-2021, the Friendica project
5 * @license GNU AGPL version 3 or any later version
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <https://www.gnu.org/licenses/>.
22 namespace Friendica\Model;
24 use Friendica\Core\Cache\Duration;
25 use Friendica\Core\Logger;
26 use Friendica\Core\System;
27 use Friendica\Database\DBA;
28 use Friendica\Database\DBStructure;
30 use Friendica\Model\Storage\ExternalResource;
31 use Friendica\Model\Storage\InvalidClassStorageException;
32 use Friendica\Model\Storage\ReferenceStorageException;
33 use Friendica\Model\Storage\StorageException;
34 use Friendica\Model\Storage\SystemResource;
35 use Friendica\Object\Image;
36 use Friendica\Util\DateTimeFormat;
37 use Friendica\Util\Images;
38 use Friendica\Security\Security;
39 use Friendica\Util\Proxy;
40 use Friendica\Util\Strings;
43 * Class to handle photo dabatase table
47 const CONTACT_PHOTOS = 'Contact Photos';
50 * Select rows from the photo table and returns them as array
52 * @param array $fields Array of selected fields, empty for all
53 * @param array $conditions Array of fields for conditions
54 * @param array $params Array of several parameters
56 * @return boolean|array
59 * @see \Friendica\Database\DBA::selectToArray
61 public static function selectToArray(array $fields = [], array $conditions = [], array $params = [])
64 $fields = self::getFields();
67 return DBA::selectToArray('photo', $fields, $conditions, $params);
71 * Retrieve a single record from the photo table
73 * @param array $fields Array of selected fields, empty for all
74 * @param array $conditions Array of fields for conditions
75 * @param array $params Array of several parameters
80 * @see \Friendica\Database\DBA::select
82 public static function selectFirst(array $fields = [], array $conditions = [], array $params = [])
85 $fields = self::getFields();
88 return DBA::selectFirst("photo", $fields, $conditions, $params);
92 * Get photos for user id
94 * @param integer $uid User id
95 * @param string $resourceid Rescource ID of the photo
96 * @param array $conditions Array of fields for conditions
97 * @param array $params Array of several parameters
102 * @see \Friendica\Database\DBA::select
104 public static function getPhotosForUser($uid, $resourceid, array $conditions = [], array $params = [])
106 $conditions["resource-id"] = $resourceid;
107 $conditions["uid"] = $uid;
109 return self::selectToArray([], $conditions, $params);
113 * Get a photo for user id
115 * @param integer $uid User id
116 * @param string $resourceid Rescource ID of the photo
117 * @param integer $scale Scale of the photo. Defaults to 0
118 * @param array $conditions Array of fields for conditions
119 * @param array $params Array of several parameters
124 * @see \Friendica\Database\DBA::select
126 public static function getPhotoForUser($uid, $resourceid, $scale = 0, array $conditions = [], array $params = [])
128 $conditions["resource-id"] = $resourceid;
129 $conditions["uid"] = $uid;
130 $conditions["scale"] = $scale;
132 return self::selectFirst([], $conditions, $params);
136 * Get a single photo given resource id and scale
138 * This method checks for permissions. Returns associative array
139 * on success, "no sign" image info, if user has no permission,
140 * false if photo does not exists
142 * @param string $resourceid Rescource ID of the photo
143 * @param integer $scale Scale of the photo. Defaults to 0
145 * @return boolean|array
148 public static function getPhoto(string $resourceid, int $scale = 0)
150 $r = self::selectFirst(["uid"], ["resource-id" => $resourceid]);
151 if (!DBA::isResult($r)) {
157 $accessible = $uid ? (bool)DI::pConfig()->get($uid, 'system', 'accessible-photos', false) : false;
159 $sql_acl = Security::getPermissionsSQLByUserId($uid, $accessible);
161 $conditions = ["`resource-id` = ? AND `scale` <= ? " . $sql_acl, $resourceid, $scale];
162 $params = ["order" => ["scale" => true]];
163 $photo = self::selectFirst([], $conditions, $params);
169 * Check if photo with given conditions exists
171 * @param array $conditions Array of extra conditions
176 public static function exists(array $conditions)
178 return DBA::exists("photo", $conditions);
183 * Get Image data for given row id. null if row id does not exist
185 * @param array $photo Photo data. Needs at least 'id', 'type', 'backend-class', 'backend-ref'
187 * @return \Friendica\Object\Image
189 public static function getImageDataForPhoto(array $photo)
191 if (!empty($photo['data'])) {
192 return $photo['data'];
196 $backendClass = DI::storageManager()->getByName($photo['backend-class'] ?? '');
197 /// @todo refactoring this returning, because the storage returns a "string" which is casted in different ways - a check "instanceof Image" will fail!
198 return $backendClass->get($photo['backend-ref'] ?? '');
199 } catch (InvalidClassStorageException $storageException) {
201 // legacy data storage in "data" column
202 $i = self::selectFirst(['data'], ['id' => $photo['id']]);
206 DI::logger()->info('Stored legacy data is empty', ['photo' => $photo]);
208 } catch (\Exception $exception) {
209 DI::logger()->info('Unexpected database exception', ['photo' => $photo, 'exception' => $exception]);
211 } catch (ReferenceStorageException $referenceStorageException) {
212 DI::logger()->debug('Invalid reference for photo', ['photo' => $photo, 'exception' => $referenceStorageException]);
213 } catch (StorageException $storageException) {
214 DI::logger()->info('Unexpected storage exception', ['photo' => $photo, 'exception' => $storageException]);
215 } catch (\ImagickException $imagickException) {
216 DI::logger()->info('Unexpected imagick exception', ['photo' => $photo, 'exception' => $imagickException]);
223 * Get Image object for given row id. null if row id does not exist
225 * @param array $photo Photo data. Needs at least 'id', 'type', 'backend-class', 'backend-ref'
227 * @return \Friendica\Object\Image
228 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
229 * @throws \ImagickException
231 public static function getImageForPhoto(array $photo): Image
233 return new Image(self::getImageDataForPhoto($photo), $photo['type']);
237 * Return a list of fields that are associated with the photo table
239 * @return array field list
242 private static function getFields()
244 $allfields = DBStructure::definition(DI::app()->getBasePath(), false);
245 $fields = array_keys($allfields["photo"]["fields"]);
246 array_splice($fields, array_search("data", $fields), 1);
251 * Construct a photo array for a system resource image
253 * @param string $filename Image file name relative to code root
254 * @param string $mimetype Image mime type. Is guessed by file name when empty.
259 public static function createPhotoForSystemResource($filename, $mimetype = '')
261 if (empty($mimetype)) {
262 $mimetype = Images::guessTypeByExtension($filename);
265 $fields = self::getFields();
266 $values = array_fill(0, count($fields), "");
268 $photo = array_combine($fields, $values);
269 $photo['backend-class'] = SystemResource::NAME;
270 $photo['backend-ref'] = $filename;
271 $photo['type'] = $mimetype;
272 $photo['cacheable'] = false;
278 * Construct a photo array for an external resource image
280 * @param string $url Image URL
281 * @param int $uid User ID of the requesting person
282 * @param string $mimetype Image mime type. Is guessed by file name when empty.
287 public static function createPhotoForExternalResource($url, $uid = 0, $mimetype = '')
289 if (empty($mimetype)) {
290 $mimetype = Images::guessTypeByExtension($url);
293 $fields = self::getFields();
294 $values = array_fill(0, count($fields), "");
296 $photo = array_combine($fields, $values);
297 $photo['backend-class'] = ExternalResource::NAME;
298 $photo['backend-ref'] = json_encode(['url' => $url, 'uid' => $uid]);
299 $photo['type'] = $mimetype;
300 $photo['cacheable'] = true;
306 * store photo metadata in db and binary in default backend
308 * @param Image $Image Image object with data
309 * @param integer $uid User ID
310 * @param integer $cid Contact ID
311 * @param integer $rid Resource ID
312 * @param string $filename Filename
313 * @param string $album Album name
314 * @param integer $scale Scale
315 * @param integer $profile Is a profile image? optional, default = 0
316 * @param string $allow_cid Permissions, allowed contacts. optional, default = ""
317 * @param string $allow_gid Permissions, allowed groups. optional, default = ""
318 * @param string $deny_cid Permissions, denied contacts.optional, default = ""
319 * @param string $deny_gid Permissions, denied greoup.optional, default = ""
320 * @param string $desc Photo caption. optional, default = ""
322 * @return boolean True on success
323 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
325 public static function store(Image $Image, $uid, $cid, $rid, $filename, $album, $scale, $profile = 0, $allow_cid = "", $allow_gid = "", $deny_cid = "", $deny_gid = "", $desc = "")
327 $photo = self::selectFirst(["guid"], ["`resource-id` = ? AND `guid` != ?", $rid, ""]);
328 if (DBA::isResult($photo)) {
329 $guid = $photo["guid"];
331 $guid = System::createGUID();
334 $existing_photo = self::selectFirst(["id", "created", "backend-class", "backend-ref"], ["resource-id" => $rid, "uid" => $uid, "contact-id" => $cid, "scale" => $scale]);
335 $created = DateTimeFormat::utcNow();
336 if (DBA::isResult($existing_photo)) {
337 $created = $existing_photo["created"];
340 // Get defined storage backend.
341 // if no storage backend, we use old "data" column in photo table.
342 // if is an existing photo, reuse same backend
348 if (DBA::isResult($existing_photo)) {
349 $backend_ref = (string)$existing_photo["backend-ref"];
350 $storage = DI::storageManager()->getWritableStorageByName($existing_photo["backend-class"] ?? '');
352 $storage = DI::storage();
354 $backend_ref = $storage->put($Image->asString(), $backend_ref);
355 } catch (InvalidClassStorageException $storageException) {
356 $data = $Image->asString();
361 "contact-id" => $cid,
363 "resource-id" => $rid,
364 "hash" => md5($Image->asString()),
365 "created" => $created,
366 "edited" => DateTimeFormat::utcNow(),
367 "filename" => basename($filename),
368 "type" => $Image->getType(),
370 "height" => $Image->getHeight(),
371 "width" => $Image->getWidth(),
372 "datasize" => strlen($Image->asString()),
375 "profile" => $profile,
376 "allow_cid" => $allow_cid,
377 "allow_gid" => $allow_gid,
378 "deny_cid" => $deny_cid,
379 "deny_gid" => $deny_gid,
381 "backend-class" => (string)$storage,
382 "backend-ref" => $backend_ref
385 if (DBA::isResult($existing_photo)) {
386 $r = DBA::update("photo", $fields, ["id" => $existing_photo["id"]]);
388 $r = DBA::insert("photo", $fields);
396 * Delete info from table and data from storage
398 * @param array $conditions Field condition(s)
399 * @param array $options Options array, Optional
404 * @see \Friendica\Database\DBA::delete
406 public static function delete(array $conditions, array $options = [])
408 // get photo to delete data info
409 $photos = DBA::select('photo', ['id', 'backend-class', 'backend-ref'], $conditions);
411 while ($photo = DBA::fetch($photos)) {
413 $backend_class = DI::storageManager()->getWritableStorageByName($photo['backend-class'] ?? '');
414 $backend_class->delete($photo['backend-ref'] ?? '');
415 // Delete the photos after they had been deleted successfully
416 DBA::delete("photo", ['id' => $photo['id']]);
417 } catch (InvalidClassStorageException $storageException) {
418 DI::logger()->debug('Storage class not found.', ['conditions' => $conditions, 'exception' => $storageException]);
419 } catch (ReferenceStorageException $referenceStorageException) {
420 DI::logger()->debug('Photo doesn\'t exist.', ['conditions' => $conditions, 'exception' => $referenceStorageException]);
426 return DBA::delete("photo", $conditions, $options);
432 * @param array $fields Contains the fields that are updated
433 * @param array $conditions Condition array with the key values
434 * @param Image $img Image to update. Optional, default null.
435 * @param array|boolean $old_fields Array with the old field values that are about to be replaced (true = update on duplicate)
437 * @return boolean Was the update successfull?
439 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
440 * @see \Friendica\Database\DBA::update
442 public static function update($fields, $conditions, Image $img = null, array $old_fields = [])
444 if (!is_null($img)) {
445 // get photo to update
446 $photos = self::selectToArray(['backend-class', 'backend-ref'], $conditions);
448 foreach($photos as $photo) {
450 $backend_class = DI::storageManager()->getWritableStorageByName($photo['backend-class'] ?? '');
451 $fields["backend-ref"] = $backend_class->put($img->asString(), $photo['backend-ref']);
452 } catch (InvalidClassStorageException $storageException) {
453 $fields["data"] = $img->asString();
456 $fields['updated'] = DateTimeFormat::utcNow();
459 $fields['edited'] = DateTimeFormat::utcNow();
461 return DBA::update("photo", $fields, $conditions, $old_fields);
465 * @param string $image_url Remote URL
466 * @param integer $uid user id
467 * @param integer $cid contact id
468 * @param boolean $quit_on_error optional, default false
470 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
471 * @throws \ImagickException
473 public static function importProfilePhoto($image_url, $uid, $cid, $quit_on_error = false)
478 $photo = DBA::selectFirst(
479 "photo", ["resource-id"], ["uid" => $uid, "contact-id" => $cid, "scale" => 4, "album" => self::CONTACT_PHOTOS]
481 if (!empty($photo['resource-id'])) {
482 $resource_id = $photo["resource-id"];
484 $resource_id = self::newResource();
487 $photo_failure = false;
489 $filename = basename($image_url);
490 if (!empty($image_url)) {
491 $ret = DI::httpClient()->get($image_url);
492 $img_str = $ret->getBody();
493 $type = $ret->getContentType();
499 if ($quit_on_error && ($img_str == "")) {
503 $type = Images::getMimeTypeByData($img_str, $image_url, $type);
505 $Image = new Image($img_str, $type);
506 if ($Image->isValid()) {
507 $Image->scaleToSquare(300);
509 $filesize = strlen($Image->asString());
510 $maximagesize = DI::config()->get('system', 'maximagesize');
511 if (!empty($maximagesize) && ($filesize > $maximagesize)) {
512 Logger::info('Avatar exceeds image limit', ['uid' => $uid, 'cid' => $cid, 'maximagesize' => $maximagesize, 'size' => $filesize, 'type' => $Image->getType()]);
513 if ($Image->getType() == 'image/gif') {
515 $Image = new Image($Image->asString(), 'image/png');
517 $filesize = strlen($Image->asString());
518 Logger::info('Converted gif to a static png', ['uid' => $uid, 'cid' => $cid, 'size' => $filesize, 'type' => $Image->getType()]);
520 if ($filesize > $maximagesize) {
521 foreach ([160, 80] as $pixels) {
522 if ($filesize > $maximagesize) {
523 Logger::info('Resize', ['uid' => $uid, 'cid' => $cid, 'size' => $filesize, 'max' => $maximagesize, 'pixels' => $pixels, 'type' => $Image->getType()]);
524 $Image->scaleDown($pixels);
525 $filesize = strlen($Image->asString());
529 Logger::info('Avatar is resized', ['uid' => $uid, 'cid' => $cid, 'size' => $filesize, 'type' => $Image->getType()]);
532 $r = self::store($Image, $uid, $cid, $resource_id, $filename, self::CONTACT_PHOTOS, 4);
535 $photo_failure = true;
538 $Image->scaleDown(80);
540 $r = self::store($Image, $uid, $cid, $resource_id, $filename, self::CONTACT_PHOTOS, 5);
543 $photo_failure = true;
546 $Image->scaleDown(48);
548 $r = self::store($Image, $uid, $cid, $resource_id, $filename, self::CONTACT_PHOTOS, 6);
551 $photo_failure = true;
554 $suffix = "?ts=" . time();
556 $image_url = DI::baseUrl() . "/photo/" . $resource_id . "-4." . $Image->getExt() . $suffix;
557 $thumb = DI::baseUrl() . "/photo/" . $resource_id . "-5." . $Image->getExt() . $suffix;
558 $micro = DI::baseUrl() . "/photo/" . $resource_id . "-6." . $Image->getExt() . $suffix;
560 // Remove the cached photo
562 $basepath = $a->getBasePath();
564 if (is_dir($basepath . "/photo")) {
565 $filename = $basepath . "/photo/" . $resource_id . "-4." . $Image->getExt();
566 if (file_exists($filename)) {
569 $filename = $basepath . "/photo/" . $resource_id . "-5." . $Image->getExt();
570 if (file_exists($filename)) {
573 $filename = $basepath . "/photo/" . $resource_id . "-6." . $Image->getExt();
574 if (file_exists($filename)) {
579 $photo_failure = true;
582 if ($photo_failure && $quit_on_error) {
586 if ($photo_failure) {
587 $contact = Contact::getById($cid) ?: [];
588 $image_url = Contact::getDefaultAvatar($contact, Proxy::SIZE_SMALL);
589 $thumb = Contact::getDefaultAvatar($contact, Proxy::SIZE_THUMB);
590 $micro = Contact::getDefaultAvatar($contact, Proxy::SIZE_MICRO);
593 return [$image_url, $thumb, $micro];
597 * @param array $exifCoord coordinate
598 * @param string $hemi hemi
601 public static function getGps($exifCoord, $hemi)
603 $degrees = count($exifCoord) > 0 ? self::gps2Num($exifCoord[0]) : 0;
604 $minutes = count($exifCoord) > 1 ? self::gps2Num($exifCoord[1]) : 0;
605 $seconds = count($exifCoord) > 2 ? self::gps2Num($exifCoord[2]) : 0;
607 $flip = ($hemi == "W" || $hemi == "S") ? -1 : 1;
609 return floatval($flip * ($degrees + ($minutes / 60) + ($seconds / 3600)));
613 * @param string $coordPart coordPart
616 private static function gps2Num($coordPart)
618 $parts = explode("/", $coordPart);
620 if (count($parts) <= 0) {
624 if (count($parts) == 1) {
628 return floatval($parts[0]) / floatval($parts[1]);
632 * Fetch the photo albums that are available for a viewer
634 * The query in this function is cost intensive, so it is cached.
636 * @param int $uid User id of the photos
637 * @param bool $update Update the cache
639 * @return array Returns array of the photo albums
640 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
642 public static function getAlbums($uid, $update = false)
644 $sql_extra = Security::getPermissionsSQLByUserId($uid);
646 $key = "photo_albums:".$uid.":".local_user().":".remote_user();
647 $albums = DI::cache()->get($key);
648 if (is_null($albums) || $update) {
649 if (!DI::config()->get("system", "no_count", false)) {
650 /// @todo This query needs to be renewed. It is really slow
651 // At this time we just store the data in the cache
652 $albums = DBA::toArray(DBA::p("SELECT COUNT(DISTINCT `resource-id`) AS `total`, `album`, ANY_VALUE(`created`) AS `created`
654 WHERE `uid` = ? AND NOT `album` IN (?, ?) $sql_extra
655 GROUP BY `album` ORDER BY `created` DESC",
657 self::CONTACT_PHOTOS,
658 DI::l10n()->t(self::CONTACT_PHOTOS)
661 // This query doesn't do the count and is much faster
662 $albums = DBA::toArray(DBA::p("SELECT DISTINCT(`album`), '' AS `total`
663 FROM `photo` USE INDEX (`uid_album_scale_created`)
664 WHERE `uid` = ? AND NOT `album` IN (?, ?) $sql_extra",
666 self::CONTACT_PHOTOS,
667 DI::l10n()->t(self::CONTACT_PHOTOS)
670 DI::cache()->set($key, $albums, Duration::DAY);
676 * @param int $uid User id of the photos
680 public static function clearAlbumCache($uid)
682 $key = "photo_albums:".$uid.":".local_user().":".remote_user();
683 DI::cache()->set($key, null, Duration::DAY);
687 * Generate a unique photo ID.
692 public static function newResource()
694 return System::createGUID(32, false);
698 * Extracts the rid from a local photo URI
700 * @param string $image_uri The URI of the photo
701 * @return string The rid of the photo, or an empty string if the URI is not local
703 public static function ridFromURI(string $image_uri)
705 if (!stristr($image_uri, DI::baseUrl() . '/photo/')) {
708 $image_uri = substr($image_uri, strrpos($image_uri, '/') + 1);
709 $image_uri = substr($image_uri, 0, strpos($image_uri, '-'));
710 if (!strlen($image_uri)) {
717 * Changes photo permissions that had been embedded in a post
719 * @todo This function currently does have some flaws:
720 * - Sharing a post with a forum will create a photo that only the forum can see.
721 * - Sharing a photo again that been shared non public before doesn't alter the permissions.
726 public static function setPermissionFromBody($body, $uid, $original_contact_id, $str_contact_allow, $str_group_allow, $str_contact_deny, $str_group_deny)
728 // Simplify image codes
729 $img_body = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $body);
730 $img_body = preg_replace("/\[img\=(.*?)\](.*?)\[\/img\]/ism", '[img]$1[/img]', $img_body);
733 if (!preg_match_all("/\[img\](.*?)\[\/img\]/", $img_body, $match)) {
737 if (empty($images)) {
741 foreach ($images as $image) {
742 $image_rid = self::ridFromURI($image);
743 if (empty($image_rid)) {
747 // Ensure to only modify photos that you own
748 $srch = '<' . intval($original_contact_id) . '>';
751 'allow_cid' => $srch, 'allow_gid' => '', 'deny_cid' => '', 'deny_gid' => '',
752 'resource-id' => $image_rid, 'uid' => $uid
754 if (!Photo::exists($condition)) {
755 $photo = self::selectFirst(['allow_cid', 'allow_gid', 'deny_cid', 'deny_gid', 'uid'], ['resource-id' => $image_rid]);
756 if (!DBA::isResult($photo)) {
757 Logger::info('Image not found', ['resource-id' => $image_rid]);
759 Logger::info('Mismatching permissions', ['condition' => $condition, 'photo' => $photo]);
765 * @todo Existing permissions need to be mixed with the new ones.
766 * Otherwise this creates problems with sharing the same picture multiple times
767 * Also check if $str_contact_allow does contain a public forum.
768 * Then set the permissions to public.
771 self::setPermissionForRessource($image_rid, $uid, $str_contact_allow, $str_group_allow, $str_contact_deny, $str_group_deny);
778 * Add permissions to photo ressource
779 * @todo mix with previous photo permissions
781 * @param string $image_rid
782 * @param integer $uid
783 * @param string $str_contact_allow
784 * @param string $str_group_allow
785 * @param string $str_contact_deny
786 * @param string $str_group_deny
789 public static function setPermissionForRessource(string $image_rid, int $uid, string $str_contact_allow, string $str_group_allow, string $str_contact_deny, string $str_group_deny)
791 $fields = ['allow_cid' => $str_contact_allow, 'allow_gid' => $str_group_allow,
792 'deny_cid' => $str_contact_deny, 'deny_gid' => $str_group_deny,
793 'accessible' => DI::pConfig()->get($uid, 'system', 'accessible-photos', false)];
795 $condition = ['resource-id' => $image_rid, 'uid' => $uid];
796 Logger::info('Set permissions', ['condition' => $condition, 'permissions' => $fields]);
797 Photo::update($fields, $condition);
801 * Fetch the guid and scale from picture links
803 * @param string $name Picture link
806 public static function getResourceData(string $name):array
808 $base = DI::baseUrl()->get();
810 $guid = str_replace([Strings::normaliseLink($base), '/photo/'], '', Strings::normaliseLink($name));
812 if (parse_url($guid, PHP_URL_SCHEME)) {
816 $guid = pathinfo($guid, PATHINFO_FILENAME);
817 if (substr($guid, -2, 1) != "-") {
821 $scale = intval(substr($guid, -1, 1));
822 if (!is_numeric($scale)) {
826 $guid = substr($guid, 0, -2);
827 return ['guid' => $guid, 'scale' => $scale];
831 * Tests if the picture link points to a locally stored picture
833 * @param string $name Picture link
837 public static function isLocal($name)
839 return (bool)self::getIdForName($name);
843 * Return the id of a local photo
845 * @param string $name Picture link
848 public static function getIdForName($name)
850 $data = self::getResourceData($name);
855 $photo = DBA::selectFirst('photo', ['id'], ['resource-id' => $data['guid'], 'scale' => $data['scale']]);
856 if (!empty($photo['id'])) {
863 * Tests if the link points to a locally stored picture page
865 * @param string $name Page link
869 public static function isLocalPage($name)
871 $base = DI::baseUrl()->get();
873 $guid = str_replace(Strings::normaliseLink($base), '', Strings::normaliseLink($name));
874 $guid = preg_replace("=/photos/.*/image/(.*)=ism", '$1', $guid);
879 return DBA::exists('photo', ['resource-id' => $guid]);
884 * @param int $uid User ID
885 * @param array $files uploaded file array
886 * @return array photo record
888 public static function upload(int $uid, array $files)
890 Logger::info('starting new upload');
892 $user = User::getOwnerDataById($uid);
894 Logger::notice('User not found', ['uid' => $uid]);
899 Logger::notice('Empty upload file');
903 if (!empty($files['tmp_name'])) {
904 if (is_array($files['tmp_name'])) {
905 $src = $files['tmp_name'][0];
907 $src = $files['tmp_name'];
913 if (!empty($files['name'])) {
914 if (is_array($files['name'])) {
915 $filename = basename($files['name'][0]);
917 $filename = basename($files['name']);
923 if (!empty($files['size'])) {
924 if (is_array($files['size'])) {
925 $filesize = intval($files['size'][0]);
927 $filesize = intval($files['size']);
933 if (!empty($files['type'])) {
934 if (is_array($files['type'])) {
935 $filetype = $files['type'][0];
937 $filetype = $files['type'];
944 Logger::notice('No source file name', ['uid' => $uid, 'files' => $files]);
948 $filetype = Images::getMimeTypeBySource($src, $filename, $filetype);
950 Logger::info('File upload', ['src' => $src, 'filename' => $filename, 'size' => $filesize, 'type' => $filetype]);
952 $imagedata = @file_get_contents($src);
953 $Image = new Image($imagedata, $filetype);
954 if (!$Image->isValid()) {
955 Logger::notice('Image is unvalid', ['uid' => $uid, 'files' => $files]);
959 $Image->orient($src);
962 $max_length = DI::config()->get('system', 'max_image_length');
964 $max_length = MAX_IMAGE_LENGTH;
966 if ($max_length > 0) {
967 $Image->scaleDown($max_length);
968 $filesize = strlen($Image->asString());
969 Logger::info('File upload: Scaling picture to new size', ['max-length' => $max_length]);
972 $width = $Image->getWidth();
973 $height = $Image->getHeight();
975 $maximagesize = DI::config()->get('system', 'maximagesize');
977 if (!empty($maximagesize) && ($filesize > $maximagesize)) {
978 // Scale down to multiples of 640 until the maximum size isn't exceeded anymore
979 foreach ([5120, 2560, 1280, 640] as $pixels) {
980 if (($filesize > $maximagesize) && (max($width, $height) > $pixels)) {
981 Logger::info('Resize', ['size' => $filesize, 'width' => $width, 'height' => $height, 'max' => $maximagesize, 'pixels' => $pixels]);
982 $Image->scaleDown($pixels);
983 $filesize = strlen($Image->asString());
984 $width = $Image->getWidth();
985 $height = $Image->getHeight();
988 if ($filesize > $maximagesize) {
990 Logger::notice('Image size is too big', ['size' => $filesize, 'max' => $maximagesize]);
995 $resource_id = Photo::newResource();
996 $album = DI::l10n()->t('Wall Photos');
997 $defperm = '<' . $user['id'] . '>';
1001 $r = Photo::store($Image, $user['uid'], 0, $resource_id, $filename, $album, 0, 0, $defperm);
1003 Logger::notice('Photo could not be stored');
1007 if ($width > 640 || $height > 640) {
1008 $Image->scaleDown(640);
1009 $r = Photo::store($Image, $user['uid'], 0, $resource_id, $filename, $album, 1, 0, $defperm);
1015 if ($width > 320 || $height > 320) {
1016 $Image->scaleDown(320);
1017 $r = Photo::store($Image, $user['uid'], 0, $resource_id, $filename, $album, 2, 0, $defperm);
1018 if ($r && ($smallest == 0)) {
1023 $condition = ['resource-id' => $resource_id];
1024 $photo = self::selectFirst(['id', 'datasize', 'width', 'height', 'type'], $condition, ['order' => ['width' => true]]);
1025 if (empty($photo)) {
1026 Logger::notice('Photo not found', ['condition' => $condition]);
1032 $picture['id'] = $photo['id'];
1033 $picture['size'] = $photo['datasize'];
1034 $picture['width'] = $photo['width'];
1035 $picture['height'] = $photo['height'];
1036 $picture['type'] = $photo['type'];
1037 $picture['albumpage'] = DI::baseUrl() . '/photos/' . $user['nickname'] . '/image/' . $resource_id;
1038 $picture['picture'] = DI::baseUrl() . '/photo/{$resource_id}-0.' . $Image->getExt();
1039 $picture['preview'] = DI::baseUrl() . '/photo/{$resource_id}-{$smallest}.' . $Image->getExt();
1041 Logger::info('upload done', ['picture' => $picture]);