codysnider / tt-rss

include/errorhandler.php

<?php
function format_backtrace($trace) {
    $rv = "";
    $idx = 1;

    if (is_array($trace)) {
        foreach ($trace as $e) {
            if (isset($e["file"]) && isset($e["line"])) {
                $fmt_args = [];

                if (is_array($e["args"])) {
                    foreach ($e["args"] as $a) {
                        if (!is_object($a)) {
                            array_push($fmt_args, $a);
                        } else {
                            array_push($fmt_args, "[".get_class($a)."]");
                        }
                    }
                }

                $filename = str_replace(dirname(__DIR__)."/", "", $e["file"]);

                $rv .= sprintf("%d. %s(%s): %s(%s)\n",
                    $idx, $filename, $e["line"], $e["function"], implode(", ", $fmt_args));

                $idx++;
            }
        }
    }

    return $rv;
}

function ttrss_error_handler($errno, $errstr, $file, $line, $context) {

The parameter $context is not used and could be removed.

    if (error_reporting() == 0 || !$errno) {
        return false;
    }

    $file = substr(str_replace(dirname(dirname(__FILE__)), "", $file), 1);

    $context = format_backtrace(debug_backtrace());
    $errstr = truncate_middle($errstr, 16384, " (...) ");

    if (class_exists("Logger")) {
            return Logger::get()->log_error($errno, $errstr, $file, $line, $context);
    }
    }

function ttrss_fatal_handler() {
    global $last_query;

    $error = error_get_last();

    if ($error !== null) {
        $errno = $error["type"];
        $file = $error["file"];
        $line = $error["line"];
        $errstr = $error["message"];

        if (!$errno) {
            return false;
        }

        $context = format_backtrace(debug_backtrace());

        $file = substr(str_replace(dirname(dirname(__FILE__)), "", $file), 1);

        if ($last_query) {
            $errstr .= " [Last query: $last_query]";
        }

        if (class_exists("Logger")) {
                    return Logger::get()->log_error($errno, $errstr, $file, $line, $context);
        }
    }

    return false;
}

register_shutdown_function('ttrss_fatal_handler');
set_error_handler('ttrss_error_handler');