<?php
/**
- * @copyright Copyright (C) 2020, Friendica
+ * @copyright Copyright (C) 2010-2021, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
use Friendica\Database\DBA;
use Friendica\Database\DBStructure;
use Friendica\DI;
+use Friendica\Model\Storage\ExternalResource;
+use Friendica\Model\Storage\InvalidClassStorageException;
+use Friendica\Model\Storage\ReferenceStorageException;
+use Friendica\Model\Storage\StorageException;
use Friendica\Model\Storage\SystemResource;
use Friendica\Object\Image;
use Friendica\Util\DateTimeFormat;
* @param array $photo Photo data. Needs at least 'id', 'type', 'backend-class', 'backend-ref'
*
* @return \Friendica\Object\Image
- * @throws \Friendica\Network\HTTPException\InternalServerErrorException
- * @throws \ImagickException
*/
public static function getImageDataForPhoto(array $photo)
{
- $backendClass = DI::storageManager()->getByName($photo['backend-class'] ?? '');
- if ($backendClass === null) {
- // legacy data storage in "data" column
- $i = self::selectFirst(['data'], ['id' => $photo['id']]);
- if ($i === false) {
- return null;
+ if (!empty($photo['data'])) {
+ return $photo['data'];
+ }
+
+ try {
+ $backendClass = DI::storageManager()->getByName($photo['backend-class'] ?? '');
+ /// @todo refactoring this returning, because the storage returns a "string" which is casted in different ways - a check "instanceof Image" will fail!
+ return $backendClass->get($photo['backend-ref'] ?? '');
+ } catch (InvalidClassStorageException $storageException) {
+ try {
+ // legacy data storage in "data" column
+ $i = self::selectFirst(['data'], ['id' => $photo['id']]);
+ if ($i !== false) {
+ return $i['data'];
+ } else {
+ DI::logger()->info('Stored legacy data is empty', ['photo' => $photo]);
+ }
+ } catch (\Exception $exception) {
+ DI::logger()->info('Unexpected database exception', ['photo' => $photo, 'exception' => $exception]);
}
- $data = $i['data'];
- } else {
- $backendRef = $photo['backend-ref'] ?? '';
- $data = $backendClass->get($backendRef);
+ } catch (ReferenceStorageException $referenceStorageException) {
+ DI::logger()->debug('Invalid reference for photo', ['photo' => $photo, 'exception' => $referenceStorageException]);
+ } catch (StorageException $storageException) {
+ DI::logger()->info('Unexpected storage exception', ['photo' => $photo, 'exception' => $storageException]);
+ } catch (\ImagickException $imagickException) {
+ DI::logger()->info('Unexpected imagick exception', ['photo' => $photo, 'exception' => $imagickException]);
}
- return $data;
+
+ return null;
}
/**
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
* @throws \ImagickException
*/
- public static function getImageForPhoto(array $photo)
+ public static function getImageForPhoto(array $photo): Image
{
- $data = self::getImageDataForPhoto($photo);
- if (empty($data)) {
- return null;
- }
-
- return new Image($data, $photo['type']);
+ return new Image(self::getImageDataForPhoto($photo), $photo['type']);
}
/**
* Construct a photo array for a system resource image
*
* @param string $filename Image file name relative to code root
- * @param string $mimetype Image mime type. Defaults to "image/jpeg"
+ * @param string $mimetype Image mime type. Is guessed by file name when empty.
*
* @return array
* @throws \Exception
*/
- public static function createPhotoForSystemResource($filename, $mimetype = "image/jpeg")
+ public static function createPhotoForSystemResource($filename, $mimetype = '')
{
+ if (empty($mimetype)) {
+ $mimetype = Images::guessTypeByExtension($filename);
+ }
+
$fields = self::getFields();
$values = array_fill(0, count($fields), "");
return $photo;
}
+ /**
+ * Construct a photo array for an external resource image
+ *
+ * @param string $url Image URL
+ * @param int $uid User ID of the requesting person
+ * @param string $mimetype Image mime type. Is guessed by file name when empty.
+ *
+ * @return array
+ * @throws \Exception
+ */
+ public static function createPhotoForExternalResource($url, $uid = 0, $mimetype = '')
+ {
+ if (empty($mimetype)) {
+ $mimetype = Images::guessTypeByExtension($url);
+ }
+
+ $fields = self::getFields();
+ $values = array_fill(0, count($fields), "");
+
+ $photo = array_combine($fields, $values);
+ $photo['backend-class'] = ExternalResource::NAME;
+ $photo['backend-ref'] = json_encode(['url' => $url, 'uid' => $uid]);
+ $photo['type'] = $mimetype;
+ $photo['cacheable'] = true;
+
+ return $photo;
+ }
/**
* store photo metadata in db and binary in default backend
// Get defined storage backend.
// if no storage backend, we use old "data" column in photo table.
// if is an existing photo, reuse same backend
- $data = "";
+ $data = "";
$backend_ref = "";
+ $storage = "";
- if (DBA::isResult($existing_photo)) {
- $backend_ref = (string)$existing_photo["backend-ref"];
- $storage = DI::storageManager()->getByName($existing_photo["backend-class"] ?? '');
- } else {
- $storage = DI::storage();
- }
-
- if ($storage === null) {
- $data = $Image->asString();
- } else {
+ try {
+ if (DBA::isResult($existing_photo)) {
+ $backend_ref = (string)$existing_photo["backend-ref"];
+ $storage = DI::storageManager()->getWritableStorageByName($existing_photo["backend-class"] ?? '');
+ } else {
+ $storage = DI::storage();
+ }
$backend_ref = $storage->put($Image->asString(), $backend_ref);
+ } catch (InvalidClassStorageException $storageException) {
+ $data = $Image->asString();
}
$fields = [
$photos = DBA::select('photo', ['id', 'backend-class', 'backend-ref'], $conditions);
while ($photo = DBA::fetch($photos)) {
- $backend_class = DI::storageManager()->getByName($photo['backend-class'] ?? '');
- if ($backend_class !== null) {
- if ($backend_class->delete($photo["backend-ref"] ?? '')) {
- // Delete the photos after they had been deleted successfully
- DBA::delete("photo", ['id' => $photo['id']]);
- }
+ try {
+ $backend_class = DI::storageManager()->getWritableStorageByName($photo['backend-class'] ?? '');
+ $backend_class->delete($photo['backend-ref'] ?? '');
+ // Delete the photos after they had been deleted successfully
+ DBA::delete("photo", ['id' => $photo['id']]);
+ } catch (InvalidClassStorageException $storageException) {
+ DI::logger()->debug('Storage class not found.', ['conditions' => $conditions, 'exception' => $storageException]);
+ } catch (ReferenceStorageException $referenceStorageException) {
+ DI::logger()->debug('Photo doesn\'t exist.', ['conditions' => $conditions, 'exception' => $referenceStorageException]);
}
}
$photos = self::selectToArray(['backend-class', 'backend-ref'], $conditions);
foreach($photos as $photo) {
- $backend_class = DI::storageManager()->getByName($photo['backend-class'] ?? '');
- if ($backend_class !== null) {
+ try {
+ $backend_class = DI::storageManager()->getWritableStorageByName($photo['backend-class'] ?? '');
$fields["backend-ref"] = $backend_class->put($img->asString(), $photo['backend-ref']);
- } else {
+ } catch (InvalidClassStorageException $storageException) {
$fields["data"] = $img->asString();
}
}
$filename = basename($image_url);
if (!empty($image_url)) {
- $ret = DI::httpRequest()->get($image_url);
+ $ret = DI::httpClient()->get($image_url);
$img_str = $ret->getBody();
$type = $ret->getContentType();
} else {
$img_str = '';
+ $type = '';
}
if ($quit_on_error && ($img_str == "")) {
if ($Image->isValid()) {
$Image->scaleToSquare(300);
+ $filesize = strlen($Image->asString());
+ $maximagesize = DI::config()->get('system', 'maximagesize');
+ if (!empty($maximagesize) && ($filesize > $maximagesize)) {
+ Logger::info('Avatar exceeds image limit', ['uid' => $uid, 'cid' => $cid, 'maximagesize' => $maximagesize, 'size' => $filesize, 'type' => $Image->getType()]);
+ if ($Image->getType() == 'image/gif') {
+ $Image->toStatic();
+ $Image = new Image($Image->asString(), 'image/png');
+
+ $filesize = strlen($Image->asString());
+ Logger::info('Converted gif to a static png', ['uid' => $uid, 'cid' => $cid, 'size' => $filesize, 'type' => $Image->getType()]);
+ }
+ if ($filesize > $maximagesize) {
+ foreach ([160, 80] as $pixels) {
+ if ($filesize > $maximagesize) {
+ Logger::info('Resize', ['uid' => $uid, 'cid' => $cid, 'size' => $filesize, 'max' => $maximagesize, 'pixels' => $pixels, 'type' => $Image->getType()]);
+ $Image->scaleDown($pixels);
+ $filesize = strlen($Image->asString());
+ }
+ }
+ }
+ Logger::info('Avatar is resized', ['uid' => $uid, 'cid' => $cid, 'size' => $filesize, 'type' => $Image->getType()]);
+ }
+
$r = self::store($Image, $uid, $cid, $resource_id, $filename, self::CONTACT_PHOTOS, 4);
if ($r === false) {
* Then set the permissions to public.
*/
- $fields = ['allow_cid' => $str_contact_allow, 'allow_gid' => $str_group_allow,
- 'deny_cid' => $str_contact_deny, 'deny_gid' => $str_group_deny,
- 'accessible' => DI::pConfig()->get($uid, 'system', 'accessible-photos', false)];
-
- $condition = ['resource-id' => $image_rid, 'uid' => $uid];
- Logger::info('Set permissions', ['condition' => $condition, 'permissions' => $fields]);
- Photo::update($fields, $condition);
+ self::setPermissionForRessource($image_rid, $uid, $str_contact_allow, $str_group_allow, $str_contact_deny, $str_group_deny);
}
return true;
}
/**
- * Strips known picture extensions from picture links
- *
- * @param string $name Picture link
- * @return string stripped picture link
- * @throws \Exception
+ * Add permissions to photo ressource
+ * @todo mix with previous photo permissions
+ *
+ * @param string $image_rid
+ * @param integer $uid
+ * @param string $str_contact_allow
+ * @param string $str_group_allow
+ * @param string $str_contact_deny
+ * @param string $str_group_deny
+ * @return void
*/
- public static function stripExtension($name)
+ 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)
{
- $name = str_replace([".jpg", ".png", ".gif"], ["", "", ""], $name);
- foreach (Images::supportedTypes() as $m => $e) {
- $name = str_replace("." . $e, "", $name);
- }
- return $name;
+ $fields = ['allow_cid' => $str_contact_allow, 'allow_gid' => $str_group_allow,
+ 'deny_cid' => $str_contact_deny, 'deny_gid' => $str_group_deny,
+ 'accessible' => DI::pConfig()->get($uid, 'system', 'accessible-photos', false)];
+
+ $condition = ['resource-id' => $image_rid, 'uid' => $uid];
+ Logger::info('Set permissions', ['condition' => $condition, 'permissions' => $fields]);
+ Photo::update($fields, $condition);
}
/**
- * Returns the GUID from picture links
+ * Fetch the guid and scale from picture links
*
* @param string $name Picture link
- * @return string GUID
- * @throws \Exception
+ * @return array
*/
- public static function getGUID($name)
+ public static function getResourceData(string $name):array
{
$base = DI::baseUrl()->get();
$guid = str_replace([Strings::normaliseLink($base), '/photo/'], '', Strings::normaliseLink($name));
- $guid = self::stripExtension($guid);
+ if (parse_url($guid, PHP_URL_SCHEME)) {
+ return [];
+ }
+
+ $guid = pathinfo($guid, PATHINFO_FILENAME);
if (substr($guid, -2, 1) != "-") {
- return '';
+ return [];
}
$scale = intval(substr($guid, -1, 1));
if (!is_numeric($scale)) {
- return '';
+ return [];
}
$guid = substr($guid, 0, -2);
- return $guid;
+ return ['guid' => $guid, 'scale' => $scale];
}
/**
*/
public static function isLocal($name)
{
- $guid = self::getGUID($name);
+ return (bool)self::getIdForName($name);
+ }
- if (empty($guid)) {
- return false;
+ /**
+ * Return the id of a local photo
+ *
+ * @param string $name Picture link
+ * @return int
+ */
+ public static function getIdForName($name)
+ {
+ $data = self::getResourceData($name);
+ if (empty($data)) {
+ return 0;
}
- return DBA::exists('photo', ['resource-id' => $guid]);
+ $photo = DBA::selectFirst('photo', ['id'], ['resource-id' => $data['guid'], 'scale' => $data['scale']]);
+ if (!empty($photo['id'])) {
+ return $photo['id'];
+ }
+ return 0;
}
/**
return DBA::exists('photo', ['resource-id' => $guid]);
}
+
+ /**
+ *
+ * @param int $uid User ID
+ * @param array $files uploaded file array
+ * @return array photo record
+ */
+ public static function upload(int $uid, array $files)
+ {
+ Logger::info('starting new upload');
+
+ $user = User::getOwnerDataById($uid);
+ if (empty($user)) {
+ Logger::notice('User not found', ['uid' => $uid]);
+ return [];
+ }
+
+ if (empty($files)) {
+ Logger::notice('Empty upload file');
+ return [];
+ }
+
+ if (!empty($files['tmp_name'])) {
+ if (is_array($files['tmp_name'])) {
+ $src = $files['tmp_name'][0];
+ } else {
+ $src = $files['tmp_name'];
+ }
+ } else {
+ $src = '';
+ }
+
+ if (!empty($files['name'])) {
+ if (is_array($files['name'])) {
+ $filename = basename($files['name'][0]);
+ } else {
+ $filename = basename($files['name']);
+ }
+ } else {
+ $filename = '';
+ }
+
+ if (!empty($files['size'])) {
+ if (is_array($files['size'])) {
+ $filesize = intval($files['size'][0]);
+ } else {
+ $filesize = intval($files['size']);
+ }
+ } else {
+ $filesize = 0;
+ }
+
+ if (!empty($files['type'])) {
+ if (is_array($files['type'])) {
+ $filetype = $files['type'][0];
+ } else {
+ $filetype = $files['type'];
+ }
+ } else {
+ $filetype = '';
+ }
+
+ if (empty($src)) {
+ Logger::notice('No source file name', ['uid' => $uid, 'files' => $files]);
+ return [];
+ }
+
+ $filetype = Images::getMimeTypeBySource($src, $filename, $filetype);
+
+ Logger::info('File upload', ['src' => $src, 'filename' => $filename, 'size' => $filesize, 'type' => $filetype]);
+
+ $imagedata = @file_get_contents($src);
+ $Image = new Image($imagedata, $filetype);
+ if (!$Image->isValid()) {
+ Logger::notice('Image is unvalid', ['uid' => $uid, 'files' => $files]);
+ return [];
+ }
+
+ $Image->orient($src);
+ @unlink($src);
+
+ $max_length = DI::config()->get('system', 'max_image_length');
+ if (!$max_length) {
+ $max_length = MAX_IMAGE_LENGTH;
+ }
+ if ($max_length > 0) {
+ $Image->scaleDown($max_length);
+ $filesize = strlen($Image->asString());
+ Logger::info('File upload: Scaling picture to new size', ['max-length' => $max_length]);
+ }
+
+ $width = $Image->getWidth();
+ $height = $Image->getHeight();
+
+ $maximagesize = DI::config()->get('system', 'maximagesize');
+
+ if (!empty($maximagesize) && ($filesize > $maximagesize)) {
+ // Scale down to multiples of 640 until the maximum size isn't exceeded anymore
+ foreach ([5120, 2560, 1280, 640] as $pixels) {
+ if (($filesize > $maximagesize) && (max($width, $height) > $pixels)) {
+ Logger::info('Resize', ['size' => $filesize, 'width' => $width, 'height' => $height, 'max' => $maximagesize, 'pixels' => $pixels]);
+ $Image->scaleDown($pixels);
+ $filesize = strlen($Image->asString());
+ $width = $Image->getWidth();
+ $height = $Image->getHeight();
+ }
+ }
+ if ($filesize > $maximagesize) {
+ @unlink($src);
+ Logger::notice('Image size is too big', ['size' => $filesize, 'max' => $maximagesize]);
+ return [];
+ }
+ }
+
+ $resource_id = Photo::newResource();
+ $album = DI::l10n()->t('Wall Photos');
+ $defperm = '<' . $user['id'] . '>';
+
+ $smallest = 0;
+
+ $r = Photo::store($Image, $user['uid'], 0, $resource_id, $filename, $album, 0, 0, $defperm);
+ if (!$r) {
+ Logger::notice('Photo could not be stored');
+ return [];
+ }
+
+ if ($width > 640 || $height > 640) {
+ $Image->scaleDown(640);
+ $r = Photo::store($Image, $user['uid'], 0, $resource_id, $filename, $album, 1, 0, $defperm);
+ if ($r) {
+ $smallest = 1;
+ }
+ }
+
+ if ($width > 320 || $height > 320) {
+ $Image->scaleDown(320);
+ $r = Photo::store($Image, $user['uid'], 0, $resource_id, $filename, $album, 2, 0, $defperm);
+ if ($r && ($smallest == 0)) {
+ $smallest = 2;
+ }
+ }
+
+ $condition = ['resource-id' => $resource_id];
+ $photo = self::selectFirst(['id', 'datasize', 'width', 'height', 'type'], $condition, ['order' => ['width' => true]]);
+ if (empty($photo)) {
+ Logger::notice('Photo not found', ['condition' => $condition]);
+ return [];
+ }
+
+ $picture = [];
+
+ $picture['id'] = $photo['id'];
+ $picture['size'] = $photo['datasize'];
+ $picture['width'] = $photo['width'];
+ $picture['height'] = $photo['height'];
+ $picture['type'] = $photo['type'];
+ $picture['albumpage'] = DI::baseUrl() . '/photos/' . $user['nickname'] . '/image/' . $resource_id;
+ $picture['picture'] = DI::baseUrl() . '/photo/{$resource_id}-0.' . $Image->getExt();
+ $picture['preview'] = DI::baseUrl() . '/photo/{$resource_id}-{$smallest}.' . $Image->getExt();
+
+ Logger::info('upload done', ['picture' => $picture]);
+ return $picture;
+ }
}