]> git.mxchange.org Git - friendica.git/blobdiff - src/Module/BaseApi.php
Update src/Module/Magic.php
[friendica.git] / src / Module / BaseApi.php
index 29ca755e05f949522189a5ee91111de259748dcd..d6e5f748f23d35976b5cf99eb84e2ddffb0ed520 100644 (file)
 
 namespace Friendica\Module;
 
+use DateTime;
 use Friendica\App;
 use Friendica\App\Router;
 use Friendica\BaseModule;
 use Friendica\Core\L10n;
 use Friendica\Core\Logger;
 use Friendica\Core\System;
+use Friendica\Database\DBA;
 use Friendica\DI;
 use Friendica\Model\Contact;
 use Friendica\Model\Item;
@@ -35,6 +37,8 @@ use Friendica\Model\User;
 use Friendica\Module\Api\ApiResponse;
 use Friendica\Module\Special\HTTPException as ModuleHTTPException;
 use Friendica\Network\HTTPException;
+use Friendica\Object\Api\Mastodon\Status;
+use Friendica\Object\Api\Mastodon\TimelineOrderByTypes;
 use Friendica\Security\BasicAuth;
 use Friendica\Security\OAuth;
 use Friendica\Util\DateTimeFormat;
@@ -101,6 +105,140 @@ class BaseApi extends BaseModule
                return parent::run($httpException, $request);
        }
 
+       /**
+        * Processes data from GET requests and sets paging conditions
+        *
+        * @param array $request       Custom REQUEST array
+        * @param array $condition     Existing conditions to merge
+        * @return array paging data condition parameters data
+        * @throws \Exception
+        */
+       protected function addPagingConditions(array $request, array $condition): array
+       {
+               $requested_order = $request['friendica_order'];
+               if ($requested_order == TimelineOrderByTypes::ID) {
+                       if (!empty($request['max_id'])) {
+                               $condition = DBA::mergeConditions($condition, ["`uri-id` < ?", intval($request['max_id'])]);
+                       }
+
+                       if (!empty($request['since_id'])) {
+                               $condition = DBA::mergeConditions($condition, ["`uri-id` > ?", intval($request['since_id'])]);
+                       }
+
+                       if (!empty($request['min_id'])) {
+                               $condition = DBA::mergeConditions($condition, ["`uri-id` > ?", intval($request['min_id'])]);
+                       }
+               } else {
+                       switch ($requested_order) {
+                               case TimelineOrderByTypes::RECEIVED:
+                               case TimelineOrderByTypes::CHANGED:
+                               case TimelineOrderByTypes::EDITED:
+                               case TimelineOrderByTypes::CREATED:
+                               case TimelineOrderByTypes::COMMENTED:
+                                       $order_field = $requested_order;
+                                       break;
+                               default:
+                                       throw new \Exception("Unrecognized request order: $requested_order");
+                       }
+
+                       if (!empty($request['max_id'])) {
+                               $condition = DBA::mergeConditions($condition, ["`$order_field` < ?", DateTimeFormat::convert($request['max_id'], DateTimeFormat::MYSQL)]);
+                       }
+
+                       if (!empty($request['since_id'])) {
+                               $condition = DBA::mergeConditions($condition, ["`$order_field` > ?", DateTimeFormat::convert($request['since_id'], DateTimeFormat::MYSQL)]);
+                       }
+
+                       if (!empty($request['min_id'])) {
+                               $condition = DBA::mergeConditions($condition, ["`$order_field` > ?", DateTimeFormat::convert($request['min_id'], DateTimeFormat::MYSQL)]);
+                       }
+               }
+
+               return $condition;
+       }
+
+       /**
+        * Processes data from GET requests and sets paging conditions
+        *
+        * @param array $request  Custom REQUEST array
+        * @param array $params   Existing $params element to build on
+        * @return array ordering data added to the params blocks that was passed in
+        * @throws \Exception
+        */
+       protected function buildOrderAndLimitParams(array $request, array $params = []): array
+       {
+               $requested_order = $request['friendica_order'];
+               switch ($requested_order) {
+                       case TimelineOrderByTypes::CHANGED:
+                       case TimelineOrderByTypes::CREATED:
+                       case TimelineOrderByTypes::COMMENTED:
+                       case TimelineOrderByTypes::EDITED:
+                       case TimelineOrderByTypes::RECEIVED:
+                               $order_field = $requested_order;
+                               break;
+                       case TimelineOrderByTypes::ID:
+                       default:
+                               $order_field = 'uri-id';
+               }
+
+               if (!empty($request['min_id'])) {
+                       $params['order'] = [$order_field];
+               } else {
+                       $params['order'] = [$order_field => true];
+               }
+
+               $params['limit'] = $request['limit'];
+
+               return $params;
+       }
+
+       /**
+        * Update the ID/time boundaries for this result set. Used for building Link Headers
+        *
+        * @param Status $status
+        * @param array $post_item
+        * @param string $order
+        * @return void
+        * @throws \Exception
+        */
+       protected function updateBoundaries(Status $status, array $post_item, string $order)
+       {
+               try {
+                       switch ($order) {
+                               case TimelineOrderByTypes::CHANGED:
+                                       if (!empty($status->friendicaExtension()->changedAt())) {
+                                               self::setBoundaries(new DateTime(DateTimeFormat::utc($status->friendicaExtension()->changedAt(), DateTimeFormat::JSON)));
+                                       }
+                                       break;
+                               case TimelineOrderByTypes::CREATED:
+                                       if (!empty($status->createdAt())) {
+                                               self::setBoundaries(new DateTime(DateTimeFormat::utc($status->createdAt(), DateTimeFormat::JSON)));
+                                       }
+                                       break;
+                               case TimelineOrderByTypes::COMMENTED:
+                                       if (!empty($status->friendicaExtension()->commentedAt())) {
+                                               self::setBoundaries(new DateTime(DateTimeFormat::utc($status->friendicaExtension()->commentedAt(), DateTimeFormat::JSON)));
+                                       }
+                                       break;
+                               case TimelineOrderByTypes::EDITED:
+                                       if (!empty($status->editedAt())) {
+                                               self::setBoundaries(new DateTime(DateTimeFormat::utc($status->editedAt(), DateTimeFormat::JSON)));
+                                       }
+                                       break;
+                               case TimelineOrderByTypes::RECEIVED:
+                                       if (!empty($status->friendicaExtension()->receivedAt())) {
+                                               self::setBoundaries(new DateTime(DateTimeFormat::utc($status->friendicaExtension()->receivedAt(), DateTimeFormat::JSON)));
+                                       }
+                                       break;
+                               case TimelineOrderByTypes::ID:
+                               default:
+                                       self::setBoundaries($post_item['uri-id']);
+                       }
+               } catch (\Exception $e) {
+                       Logger::debug('Error processing page boundary calculation, skipping', ['error' => $e]);
+               }
+       }
+
        /**
         * Processes data from GET requests and sets defaults
         *
@@ -123,9 +261,9 @@ class BaseApi extends BaseModule
        /**
         * Set boundaries for the "link" header
         * @param array $boundaries
-        * @param int $id
+        * @param int|\DateTime $id
         */
-       protected static function setBoundaries(int $id)
+       protected static function setBoundaries($id)
        {
                if (!isset(self::$boundaries['min'])) {
                        self::$boundaries['min'] = $id;
@@ -143,7 +281,7 @@ class BaseApi extends BaseModule
         * Get the "link" header with "next" and "prev" links
         * @return string
         */
-       protected static function getLinkHeader(): string
+       protected static function getLinkHeader(bool $asDate = false): string
        {
                if (empty(self::$boundaries)) {
                        return '';
@@ -157,8 +295,15 @@ class BaseApi extends BaseModule
 
                $prev_request = $next_request = $request;
 
-               $prev_request['min_id'] = self::$boundaries['max'];
-               $next_request['max_id'] = self::$boundaries['min'];
+               if ($asDate) {
+                       $max_date = self::$boundaries['max'];
+                       $min_date = self::$boundaries['min'];
+                       $prev_request['min_id'] = $max_date->format(DateTimeFormat::JSON);
+                       $next_request['max_id'] = $min_date->format(DateTimeFormat::JSON);
+               } else {
+                       $prev_request['min_id'] = self::$boundaries['max'];
+                       $next_request['max_id'] = self::$boundaries['min'];
+               }
 
                $command = DI::baseUrl() . '/' . DI::args()->getCommand();
 
@@ -168,18 +313,69 @@ class BaseApi extends BaseModule
                return 'Link: <' . $next . '>; rel="next", <' . $prev . '>; rel="prev"';
        }
 
+       /**
+        * Get the "link" header with "next" and "prev" links for an offset/limit type call
+        * @return string
+        */
+       protected static function getOffsetAndLimitLinkHeader(int $offset, int $limit): string
+       {
+               $request = self::$request;
+
+               unset($request['offset']);
+               $request['limit'] = $limit;
+
+               $prev_request = $next_request = $request;
+
+               $prev_request['offset'] = $offset - $limit;
+               $next_request['offset'] = $offset + $limit;
+
+               $command = DI::baseUrl() . '/' . DI::args()->getCommand();
+
+               $prev = $command . '?' . http_build_query($prev_request);
+               $next = $command . '?' . http_build_query($next_request);
+
+               if ($prev_request['offset'] >= 0) {
+                       return 'Link: <' . $next . '>; rel="next", <' . $prev . '>; rel="prev"';
+               } else {
+                       return 'Link: <' . $next . '>; rel="next"';
+               }
+       }
+
+       /**
+        * Set the "link" header with "next" and "prev" links
+        * @return void
+        */
+       protected static function setLinkHeader(bool $asDate = false)
+       {
+               $header = self::getLinkHeader($asDate);
+               if (!empty($header)) {
+                       header($header);
+               }
+       }
+
        /**
         * Set the "link" header with "next" and "prev" links
         * @return void
         */
-       protected static function setLinkHeader()
+       protected static function setLinkHeaderByOffsetLimit(int $offset, int $limit)
        {
-               $header = self::getLinkHeader();
+               $header = self::getOffsetAndLimitLinkHeader($offset, $limit);
                if (!empty($header)) {
                        header($header);
                }
        }
 
+       /**
+        * Check if the app is known to support quoted posts
+        *
+        * @return bool
+        */
+       public static function appSupportsQuotes(): bool
+       {
+               $token = OAuth::getCurrentApplicationToken();
+               return (!empty($token['name']) && in_array($token['name'], ['Fedilab']));
+       }
+
        /**
         * Get current application token
         *