70 lines
2.0 KiB
PHP
70 lines
2.0 KiB
PHP
<?php
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namespace Shaarli\Api\Controllers;
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use Shaarli\Api\Exceptions\ApiBadParametersException;
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use Slim\Http\Request;
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use Slim\Http\Response;
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/**
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* Class History
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*
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* REST API Controller: /history
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*
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* @package Shaarli\Api\Controllers
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*/
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class HistoryController extends ApiController
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{
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/**
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* Service providing operation regarding Shaarli datastore and settings.
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*
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* @param Request $request Slim request.
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* @param Response $response Slim response.
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*
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* @return Response response.
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*
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* @throws ApiBadParametersException Invalid parameters.
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*/
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public function getHistory($request, $response)
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{
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$history = $this->history->getHistory();
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// Return history operations from the {offset}th, starting from {since}.
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$since = \DateTime::createFromFormat(\DateTime::ATOM, $request->getParam('since'));
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$offset = $request->getParam('offset');
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if (empty($offset)) {
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$offset = 0;
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} elseif (ctype_digit($offset)) {
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$offset = (int) $offset;
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} else {
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throw new ApiBadParametersException('Invalid offset');
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}
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// limit parameter is either a number of links or 'all' for everything.
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$limit = $request->getParam('limit');
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if (empty($limit)) {
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$limit = count($history);
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} elseif (ctype_digit($limit)) {
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$limit = (int) $limit;
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} else {
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throw new ApiBadParametersException('Invalid limit');
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}
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$out = [];
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$i = 0;
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foreach ($history as $entry) {
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if ((! empty($since) && $entry['datetime'] <= $since) || count($out) >= $limit) {
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break;
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}
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if (++$i > $offset) {
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$out[$i] = $entry;
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$out[$i]['datetime'] = $out[$i]['datetime']->format(\DateTime::ATOM);
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}
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}
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$out = array_values($out);
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return $response->withJson($out, 200, $this->jsonStyle);
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}
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}
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