diff options
Diffstat (limited to 'localwebsite/functions.php')
| -rw-r--r-- | localwebsite/functions.php | 255 |
1 files changed, 255 insertions, 0 deletions
diff --git a/localwebsite/functions.php b/localwebsite/functions.php new file mode 100644 index 0000000..c0c4479 --- /dev/null +++ b/localwebsite/functions.php @@ -0,0 +1,255 @@ +<?php + +function param($key) { + global $RouterInput; + + $val = null; + + if (isset($RouterInput[$key])) { + $val = $RouterInput[$key]; + } else if (isset($_POST[$key])) { + $val = $_POST[$key]; + } else if (isset($_GET[$key])) { + $val = $_GET[$key]; + } + + if (is_array($val)) { + $val = implode($val); + } + return $val; +} + +function str_replace_once(string $needle, string $replace, string $haystack): string { + $pos = strpos($haystack, $needle); + if ($pos !== false) { + $haystack = substr_replace($haystack, $replace, $pos, strlen($needle)); + } + return $haystack; +} + +function htmlescape($s) { + if (is_array($s)) { + foreach ($s as $k => $v) { + $s[$k] = htmlescape($v); + } + return $s; + } + return htmlspecialchars($s, ENT_QUOTES, 'UTF-8'); +} + +function jsonEncode($obj) { + return json_encode($obj, JSON_UNESCAPED_UNICODE); +} + +function jsonDecode($json) { + return json_decode($json, true); +} + +function startsWith(string $haystack, string $needle): bool { + return $needle === "" || strpos($haystack, $needle) === 0; +} + +function endsWith(string $haystack, string $needle): bool { + return $needle === "" || substr($haystack, -strlen($needle)) === $needle; +} + +function exectime($format = null) { + $time = round(microtime(true) - START_TIME, 4); + if (!is_null($format)) { + $time = sprintf($format, $time); + } + return $time; +} + +function stransi($s) { + static $colors = [ + 'black' => 0, + 'red' => 1, + 'green' => 2, + 'yellow' => 3, + 'blue' => 4, + 'magenta' => 5, + 'cyan' => 6, + 'white' => 7 + ]; + static $valid_styles = ['bold', 'fgbright', 'bgbright']; + + $s = preg_replace_callback('/<(?:e ([a-z, =]+)|\/e)>/', function($match) use ($colors, $valid_styles) { + if (empty($match[1])) { + return "\033[0m"; + } else { + $codes = []; + $args = preg_split('/ +/', $match[1]); + $fg = null; + $bg = null; + $styles = []; + foreach ($args as $arg) { + list($argname, $argvalue) = explode('=', $arg); + $err = false; + if ($argname == 'fg' || $argname == 'bg') { + if (isset($colors[$argvalue])) { + $$argname = $colors[$argvalue]; + } else { + $err = true; + } + } else if ($argname == 'style') { + $argstyles = array_filter(explode(',', $argvalue)); + foreach ($argstyles as $style) { + if (!in_array($style, $valid_styles)) { + $err = true; + break; + } + } + if (!$err) { + foreach ($argstyles as $style) { + $styles[$style] = true; + } + } + } else { + $err = true; + } + + if ($err) { + trigger_error(__FUNCTION__.": unrecognized argument {$arg}", E_USER_WARNING); + } + } + + if (!is_null($fg)) { + $codes[] = $fg + (isset($styles['fgbright']) ? 90 : 30); + } + if (!is_null($bg)) { + $codes[] = $bg + (isset($styles['bgbright']) ? 100 : 40); + } + if (isset($styles['bold'])) { + $codes[] = 1; + } + + return !empty($codes) ? "\033[".implode(';', $codes)."m" : ''; + } + }, $s); + return $s; +} + +function strgen($len = 10): string { + $buf = ''; + for ($i = 0; $i < $len; $i++) { + $j = mt_rand(0, 61); + if ($j >= 36) { + $j += 13; + } else if ($j >= 10) { + $j += 7; + } + $buf .= chr(48 + $j); + } + return $buf; +} + +function setperm($file, $is_dir = null) { + global $config; + + // chgrp + $gid = filegroup($file); + $gname = posix_getgrgid($gid); + if (!is_array($gname)) { + debugError(__FUNCTION__.": posix_getgrgid() failed on $gid", $gname); + } else { + $gname = $gname['name']; + } + if ($gname != $config['group']) { + if (!chgrp($file, $config['group'])) { + debugError(__FUNCTION__.": chgrp() failed on $file"); + } + } + + // chmod + $perms = fileperms($file); + $need_perms = is_dir($file) ? $config['dirs_mode'] : $config['files_mode']; + if (($perms & $need_perms) !== $need_perms) { + if (!chmod($file, $need_perms)) { + debugError(__FUNCTION__.": chmod() failed on $file"); + } + } +} + +function redirect($url, $preserve_utm = true, $no_ajax = false) { + if (PHP_SAPI != 'cli' && $_SERVER['REQUEST_METHOD'] == 'GET' && $preserve_utm) { + $proxy_params = ['utm_source', 'utm_medium', 'utm_content', 'utm_campaign']; + $params = []; + foreach ($proxy_params as $p) { + if (!empty($_GET[$p])) { + $params[$p] = (string)$_GET[$p]; + } + } + if (!empty($params)) { + if (($anchor_pos = strpos($url, '#')) !== false) { + $anchor = substr($url, $anchor_pos+1); + $url = substr($url, 0, $anchor_pos); + } + $url .= (strpos($url, '?') === false ? '?' : '&').http_build_query($params); + if ($anchor_pos !== false) { + $url .= '#'.$anchor; + } + } + } + + header('Location: ' . $url); + exit; +} + +function is_xhr_request(): bool { + return isset($_SERVER['HTTP_X_REQUESTED_WITH']) && $_SERVER['HTTP_X_REQUESTED_WITH'] == 'XMLHttpRequest'; +} + +function secondsToTime(int $n): string { + $parts = []; + + if ($n >= 86400) { + $days = floor($n / 86400); + $n %= 86400; + $parts[] = "{$days}д"; + } + + if ($n >= 3600) { + $hours = floor($n / 3600); + $n %= 3600; + $parts[] = "{$hours}ч"; + } + + if ($n >= 60) { + $minutes = floor($n / 60); + $n %= 60; + $parts[] = "{$minutes}мин"; + } + + if ($n) + $parts[] = "{$n}сек"; + + return implode(' ', $parts); +} + +function bytesToUnitsLabel(GMP $b): string { + $ks = array('B', 'Kb', 'Mb', 'Gb', 'Tb'); + foreach ($ks as $i => $k) { + if (gmp_cmp($b, gmp_pow(1024, $i + 1)) < 0) { + if ($i == 0) + return gmp_strval($b) . ' ' . $k; + + $n = gmp_intval(gmp_div_q($b, gmp_pow(1024, $i))); + return round($n, 2).' '.$k; + } + } + + return gmp_strval($b); +} + +$ShutdownFunctions = []; + +function append_shutdown_function(callable $f) { + global $ShutdownFunctions; + $ShutdownFunctions[] = $f; +} + +function prepend_shutdown_function(callable $f) { + global $ShutdownFunctions; + array_unshift($ShutdownFunctions, $f); +}
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