Supress some errors while getting update data in polling

Author: usernein

files/bot.errorhandler.php

@@ -14,18 +14,21 @@ public static function register($error_bot, $error_admin, $show_data = true) {
 		self::$admin = self::$first_admin = $error_admin;
 		self::$show_data = $show_data;
 
-		$json = @file_get_contents('php://input');
-		self::$data = @json_decode($json, true);
+		$json = \file_get_contents('php://input');
+		self::$data = null;
+		if ($json) {
+			self::$data = \json_decode($json, true);
+		}
 
-		set_error_handler(['\phgram\BotErrorHandler', 'error_handler']);
-		set_exception_handler(['\phgram\BotErrorHandler', 'exception_handler']);
-		register_shutdown_function(['\phgram\BotErrorHandler', 'shutdown_handler']);
+		\set_error_handler(['\phgram\BotErrorHandler', 'error_handler']);
+		\set_exception_handler(['\phgram\BotErrorHandler', 'exception_handler']);
+		\register_shutdown_function(['\phgram\BotErrorHandler', 'shutdown_handler']);
 	}
 
 	// for restoring the handlers
 	public static function destruct () {
-		restore_error_handler();
-		restore_exception_handler();
+		\restore_error_handler();
+		\restore_exception_handler();
 	}
 
 	// for restoring self::$bot and self::$admin to the initial values
@@ -39,13 +42,13 @@ public static function call(string $method, array $args = []) {
 		$bot = self::$bot;
 		$url = "https://api.telegram.org/bot{$bot}/{$method}";
 
-		$ch = curl_init($url);
-		curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
-		curl_setopt($ch, CURLOPT_POST, TRUE);
-		curl_setopt($ch, CURLOPT_POSTFIELDS, $args);
-		$result = curl_exec($ch);
-		curl_close($ch);
-		return @json_decode($result, true);
+		$ch = \curl_init($url);
+		\curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
+		\curl_setopt($ch, CURLOPT_POST, TRUE);
+		\curl_setopt($ch, CURLOPT_POSTFIELDS, $args);
+		$result = \curl_exec($ch);
+		\curl_close($ch);
+		return \json_decode($result ?: '[]', true);
 	}
 
 	// returns the error type name by code
@@ -72,9 +75,9 @@ public static function get_error_type($code) {
 
 	// handle errors
 	public static function error_handler($error_type, $error_message, $error_file, $error_line, $error_args) {
-		if (error_reporting() === 0 && self::$verbose != true) return false;
+		if (\error_reporting() === 0 && self::$verbose != true) return false;
 
-		$str = htmlspecialchars("{$error_message} in {$error_file} on line {$error_line}");
+		$str = \htmlspecialchars("{$error_message} in {$error_file} on line {$error_line}");
 		$str .= "\nView:\n". phgram_pretty_debug(2);
 
 		if (self::$show_data) {
@@ -96,7 +99,7 @@ public static function error_handler($error_type, $error_message, $error_file, $
 				$chat_mention = isset($chat['username'])? "<a href='t.me/{$chat['username']}/{$message_id}'>@{$chat['username']}</a>" : "<i>{$chat['title']}</i>";
 			}
 
-			$str .= htmlspecialchars("\n\n\"{$text}\", ").
+			$str .= \htmlspecialchars("\n\n\"{$text}\", ").
 				($sender? "sent by <a href='tg://user?id={$sender}'>{$sender_name}</a>, " : '').
 				($chat? "in {$chat_id} ({$chat_mention})." : '')." Update type: '{$type}'.";
 		}
@@ -105,7 +108,7 @@ public static function error_handler($error_type, $error_message, $error_file, $
 		$str .= "\nError type: {$error_type}.";
 
 		$error_log_str = "{$error_type}: {$error_message} in {$error_file} on line {$error_line}";
-		error_log($error_log_str);
+		\error_log($error_log_str);
 
 		self::log($str);
 
@@ -114,7 +117,7 @@ public static function error_handler($error_type, $error_message, $error_file, $
 
 	// handle exceptions
 	public static function exception_handler($e) {
-		$str = htmlspecialchars("{$e->getMessage()} in {$e->getFile()} on line {$e->getline()}");
+		$str = \htmlspecialchars("{$e->getMessage()} in {$e->getFile()} on line {$e->getline()}");
 		$str .= "\nView:\n". phgram_pretty_debug(2);
 
 		if (self::$show_data) {
@@ -141,7 +144,7 @@ public static function exception_handler($e) {
 				($chat? "in {$chat_id} ({$chat_mention})." : '')." Update type: '{$type}'.";
 		}
 		$error_log_str = "Exception: {$e->getMessage()} in {$e->getFile()} on line {$e->getline()}";
-		error_log($error_log_str);
+		\error_log($error_log_str);
 
 		self::log($str);
 
@@ -162,26 +165,26 @@ public static function log($text, $type = 'ERR') {
 		$params = ['chat_id' => self::$admin, 'text' => $text, 'parse_mode' => 'html'];
 		$method = 'sendMessage';
 
-		if (mb_strlen($text) > 4096) {
-			$text = substr($text, 0, 20400); # 20480 = 20MB (limit of BotAPI)
+		if (\mb_strlen($text) > 4096) {
+			$text = \substr($text, 0, 20400); # 20480 = 20MB (limit of BotAPI)
 			$logname = 'BEHlog_'.time().'.txt';
 
-			file_put_contents($logname, $text);
+			\file_put_contents($logname, $text);
 
 			$method = 'sendDocument';
-			$document = curl_file_create(realpath($logname));
+			$document = \curl_file_create(realpath($logname));
 			$document->postname = $type.'_report.txt';
 			$params['document'] = $document;
 		}
 
-		if (is_array(self::$admin)) {
+		if (\is_array(self::$admin)) {
 			foreach (self::$admin as $admin) {
 				$params['chat_id'] = $admin;
 				self::call($method, $params);
 			}
 		} else {
 			self::call($method, $params);
 		}
-		if (isset($logname)) unlink($logname);
+		if (isset($logname)) \unlink($logname);
 	}
-}
+}

files/index.php

@@ -1,6 +1,6 @@
 <?php
 namespace phgram;
-const version = '2020-02-21T16:47:46-03:00'; # actually a date
+const version = '2020-04-05T13:30:09-03:00'; # actually a date
 
 require_once 'misc.functions.php';
 require_once 'bot.errorhandler.php';