From 7ef72fe0dc0f360e04e15a46d137a12a518450b9 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <noreply@fakecake.org>
Date: Mon, 1 Mar 2021 10:20:21 +0300
Subject: move startup checks to Config, set a bunch of @deprecated annotations

---
 include/sanity_check.php | 206 -----------------------------------------------
 1 file changed, 206 deletions(-)
 delete mode 100755 include/sanity_check.php

(limited to 'include/sanity_check.php')

diff --git a/include/sanity_check.php b/include/sanity_check.php
deleted file mode 100755
index 3d6a496b5..000000000
--- a/include/sanity_check.php
+++ /dev/null
@@ -1,206 +0,0 @@
-<?php
-	/* WARNING! If you modify this file, you are ON YOUR OWN! */
-
-	function make_self_url() {
-		$proto = is_server_https() ? 'https' : 'http';
-
-		return $proto . '://' . $_SERVER["HTTP_HOST"] . $_SERVER["REQUEST_URI"];
-	}
-
-	function make_self_url_path() {
-		if (!isset($_SERVER["HTTP_HOST"])) return false;
-
-		$proto = is_server_https() ? 'https' : 'http';
-		$url_path = $proto . '://' . $_SERVER["HTTP_HOST"] . parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH);
-
-		return $url_path;
-	}
-
-	function check_mysql_tables() {
-		$pdo = Db::pdo();
-
-		$sth = $pdo->prepare("SELECT engine, table_name FROM information_schema.tables WHERE
-				table_schema = ? AND table_name LIKE 'ttrss_%' AND engine != 'InnoDB'");
-		$sth->execute([Config::get(Config::DB_NAME)]);
-
-		$bad_tables = [];
-
-		while ($line = $sth->fetch()) {
-			array_push($bad_tables, $line);
-		}
-
-		return $bad_tables;
-	}
-
-	function initial_sanity_check() {
-
-		$errors = array();
-
-		if (strpos(Config::get(Config::PLUGINS), "auth_") === false) {
-			array_push($errors, "Please enable at least one authentication module via Config::get(Config::PLUGINS) constant in config.php");
-		}
-
-		if (function_exists('posix_getuid') && posix_getuid() == 0) {
-			array_push($errors, "Please don't run this script as root.");
-		}
-
-		if (version_compare(PHP_VERSION, '7.1.0', '<')) {
-			array_push($errors, "PHP version 7.1.0 or newer required. You're using " . PHP_VERSION . ".");
-		}
-
-		if (!class_exists("UConverter")) {
-			array_push($errors, "PHP UConverter class is missing, it's provided by the Internationalization (intl) module.");
-		}
-
-		if (!is_writable(Config::get(Config::CACHE_DIR) . "/images")) {
-			array_push($errors, "Image cache is not writable (chmod -R 777 ".Config::get(Config::CACHE_DIR)."/images)");
-		}
-
-		if (!is_writable(Config::get(Config::CACHE_DIR) . "/upload")) {
-			array_push($errors, "Upload cache is not writable (chmod -R 777 ".Config::get(Config::CACHE_DIR)."/upload)");
-		}
-
-		if (!is_writable(Config::get(Config::CACHE_DIR) . "/export")) {
-			array_push($errors, "Data export cache is not writable (chmod -R 777 ".Config::get(Config::CACHE_DIR)."/export)");
-		}
-
-		if (Config::get(Config::SINGLE_USER_MODE) && class_exists("PDO")) {
-				$pdo = Db::pdo();
-
-			$res = $pdo->query("SELECT id FROM ttrss_users WHERE id = 1");
-
-			if (!$res->fetch()) {
-				array_push($errors, "SINGLE_USER_MODE is enabled but default admin account is not found.");
-			}
-		}
-
-		if (php_sapi_name() != "cli") {
-			$ref_self_url_path = make_self_url_path();
-
-			if ($ref_self_url_path) {
-				$ref_self_url_path = preg_replace("/\w+\.php$/", "", $ref_self_url_path);
-			}
-
-			if (Config::get(Config::SELF_URL_PATH) == "http://example.org/tt-rss/") {
-				$hint = $ref_self_url_path ? "(possible value: <b>$ref_self_url_path</b>)" : "";
-				array_push($errors,
-						"Please set SELF_URL_PATH to the correct value for your server: $hint");
-			}
-
-			if ($ref_self_url_path &&
-				(!defined('_SKIP_SELF_URL_PATH_CHECKS') || !_SKIP_SELF_URL_PATH_CHECKS) &&
-				Config::get(Config::SELF_URL_PATH) != $ref_self_url_path && Config::get(Config::SELF_URL_PATH) != mb_substr($ref_self_url_path, 0, mb_strlen($ref_self_url_path)-1)) {
-				array_push($errors,
-					"Please set SELF_URL_PATH to the correct value detected for your server: <b>$ref_self_url_path</b> (you're using: <b>" . Config::get(Config::SELF_URL_PATH) . "</b>)");
-			}
-		}
-
-		if (!is_writable(Config::get(Config::ICONS_DIR))) {
-			array_push($errors, "ICONS_DIR defined in config.php is not writable (chmod -R 777 ".Config::get(Config::ICONS_DIR).").\n");
-		}
-
-		if (!is_writable(Config::get(Config::LOCK_DIRECTORY))) {
-			array_push($errors, "LOCK_DIRECTORY is not writable (chmod -R 777 ".Config::get(Config::LOCK_DIRECTORY).").\n");
-		}
-
-		if (!function_exists("curl_init") && !ini_get("allow_url_fopen")) {
-			array_push($errors, "PHP configuration option allow_url_fopen is disabled, and CURL functions are not present. Either enable allow_url_fopen or install PHP extension for CURL.");
-		}
-
-		if (!function_exists("json_encode")) {
-			array_push($errors, "PHP support for JSON is required, but was not found.");
-		}
-
-		if (!class_exists("PDO")) {
-			array_push($errors, "PHP support for PDO is required but was not found.");
-		}
-
-		if (!function_exists("mb_strlen")) {
-			array_push($errors, "PHP support for mbstring functions is required but was not found.");
-		}
-
-		if (!function_exists("hash")) {
-			array_push($errors, "PHP support for hash() function is required but was not found.");
-		}
-
-		if (ini_get("safe_mode")) {
-			array_push($errors, "PHP safe mode setting is obsolete and not supported by tt-rss.");
-		}
-
-		if (!function_exists("mime_content_type")) {
-			array_push($errors, "PHP function mime_content_type() is missing, try enabling fileinfo module.");
-		}
-
-		if (!class_exists("DOMDocument")) {
-			array_push($errors, "PHP support for DOMDocument is required, but was not found.");
-		}
-
-		if (Config::get(Config::DB_TYPE) == "mysql") {
-			$bad_tables = check_mysql_tables();
-
-			if (count($bad_tables) > 0) {
-				$bad_tables_fmt = [];
-
-				foreach ($bad_tables as $bt) {
-					array_push($bad_tables_fmt, sprintf("%s (%s)", $bt['table_name'], $bt['engine']));
-				}
-
-				$msg = "<p>The following tables use an unsupported MySQL engine: <b>" .
-					implode(", ", $bad_tables_fmt) . "</b>.</p>";
-
-				$msg .= "<p>The only supported engine on MySQL is InnoDB. MyISAM lacks functionality to run
-					tt-rss.
-					Please backup your data (via OPML) and re-import the schema before continuing.</p>
-					<p><b>WARNING: importing the schema would mean LOSS OF ALL YOUR DATA.</b></p>";
-
-
-				array_push($errors, $msg);
-			}
-		}
-
-		if (count($errors) > 0 && php_sapi_name() != "cli") { ?>
-			<!DOCTYPE html>
-			<html>
-			<head>
-			<title>Startup failed</title>
-				<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
-				<link rel="stylesheet" type="text/css" href="themes/light.css">
-			</head>
-		<body class='sanity_failed claro ttrss_utility'>
-			<div class="content">
-
-			<h1>Startup failed</h1>
-
-			<p>Tiny Tiny RSS was unable to start properly. This usually means a misconfiguration or an incomplete upgrade. Please fix
-			errors indicated by the following messages:</p>
-
-			<?php foreach ($errors as $error) { echo format_error($error); } ?>
-
-			<p>You might want to check tt-rss <a href="https://tt-rss.org/wiki.php">wiki</a> or the
-				<a href="https://community.tt-rss.org/">forums</a> for more information. Please search the forums before creating new topic
-				for your question.</p>
-
-		</div>
-		</body>
-		</html>
-
-		<?php
-			die;
-		} else if (count($errors) > 0) {
-			echo "Tiny Tiny RSS was unable to start properly. This usually means a misconfiguration or an incomplete upgrade.\n";
-			echo "Please fix errors indicated by the following messages:\n\n";
-
-			foreach ($errors as $error) {
-				echo " * " . strip_tags($error)."\n";
-			}
-
-			echo "\nYou might want to check tt-rss wiki or the forums for more information.\n";
-			echo "Please search the forums before creating new topic for your question.\n";
-
-			exit(-1);
-		}
-	}
-
-	initial_sanity_check();
-
-?>
-- 
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