mirror of
https://github.com/friendica/friendica
synced 2025-02-01 02:59:47 +00:00
115 lines
3 KiB
PHP
115 lines
3 KiB
PHP
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<?php
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/**
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* @copyright Copyright (C) 2021, Friendica
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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namespace Friendica\Object\Log;
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/**
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* Parse a log line and offer some utility methods
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*/
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class ParsedLog
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{
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const REGEXP = '/^(\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}[^ ]*) (\w+) \[(\w*)\]: (.*)/';
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public $id = 0;
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public $date = null;
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public $context = null;
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public $level = null;
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public $message = null;
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public $data = null;
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public $source = null;
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/**
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* @param string $logline Source log line to parse
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*/
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public function __construct(int $id, string $logline)
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{
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$this->id = $id;
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$this->parse($logline);
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$this->stop = false;
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}
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private function parse($logline)
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{
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list($logline, $jsonsource) = explode(' - ', $logline);
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$jsondata = null;
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if (strpos($logline, '{"') > 0) {
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list($logline, $jsondata) = explode('{"', $logline, 2);
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$jsondata = '{"' . $jsondata;
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}
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preg_match(self::REGEXP, $logline, $matches);
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$this->date = $matches[1];
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$this->context = $matches[2];
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$this->level = $matches[3];
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$this->message = $matches[4];
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$this->data = $jsondata;
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$this->source = $jsonsource;
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$this->try_fix_json('data');
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}
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/**
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* In log boundary between message and json data is not specified.
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* If message contains '{' the parser thinks there starts the json data.
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* This method try to parse the found json and if it fails, search for next '{'
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* in json data and retry
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*/
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private function try_fix_json(string $key)
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{
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if (is_null($this->$key) || $this->$key == "") {
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return;
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}
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try {
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$d = json_decode($this->$key, true, 512, JSON_THROW_ON_ERROR);
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} catch (\JsonException $e) {
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// try to find next { in $str and move string before to 'message'
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$pos = strpos($this->$key, '{', 1);
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$this->message .= substr($this->$key, 0, $pos);
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$this->$key = substr($this->key, $pos);
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$this->try_fix_json($key);
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}
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}
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/**
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* Return decoded `data` as array suitable for template
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*
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* @return array
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*/
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public function get_data() {
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$data = json_decode($this->data, true);
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if ($data) {
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foreach($data as $k => $v) {
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$v = print_r($v, true);
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$data[$k] = $v;
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}
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}
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return $data;
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}
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/**
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* Return decoded `source` as array suitable for template
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*
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* @return array
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*/
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public function get_source() {
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return json_decode($this->source, true);
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}
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}
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