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diff --git a/includes/core.php b/includes/core.php
index 53fd736..9daf643 100644
--- a/includes/core.php
+++ b/includes/core.php
@@ -1,645 +1,654 @@
<?php
/**
* Core: helper methods and main libraries loader
*
* Zed. The immensity of stars. The HyperShip. The people.
*
* (c) 2010, Dereckson, some rights reserved.
* Released under BSD license.
*
* @package Zed
* @subpackage Keruald
* @author Sébastien Santoro aka Dereckson <dereckson@espace-win.org>
* @copyright 2010 Sébastien Santoro aka Dereckson
* @license http://www.opensource.org/licenses/bsd-license.php BSD
* @version 0.1
* @link http://scherzo.dereckson.be/doc/zed
* @link http://zed.dereckson.be/
* @filesource
*/
use Keruald\OmniTools\Collections\TraversableUtilities;
////////////////////////////////////////////////////////////////////////////////
/// ///
/// Configures PHP and loads site-wide used libraries ///
/// ///
////////////////////////////////////////////////////////////////////////////////
require_once(__DIR__ . "/../vendor/autoload.php");
include_once("autoload.php");
error_reporting(E_ALL & ~E_NOTICE);
include_once("config.php");
include_once("error.php");
include_once("sessions.php");
////////////////////////////////////////////////////////////////////////////////
/// ///
/// Information helper methods ///
/// ///
////////////////////////////////////////////////////////////////////////////////
/**
* Gets the nickname from the specified perso ID
*
* @param integer $perso_id The specified perso ID
* @return string The perso's nickname
*/
function get_name ($perso_id) {
global $db;
$perso_id = $db->escape($perso_id);
$sql = 'SELECT perso_nickname FROM '. TABLE_PERSOS . " WHERE perso_id = '$perso_id'";
if (!$result = $db->query($sql)) {
message_die(SQL_ERROR, "Can't query persos table.", '', __LINE__, __FILE__, $sql);
}
$row = $db->fetchRow($result);
return $row['perso_nickname'];
}
/**
* Gets the user ID from the specified username
*
* @param string $username The username
* @return integer the user ID
*/
function get_userid ($username) {
global $db;
$username = $db->escape($username);
$sql = 'SELECT user_id FROM '. TABLE_USERS . " WHERE username LIKE '$username'";
if (!$result = $db->query($sql)) {
message_die(SQL_ERROR, "Can't query users table.", '', __LINE__, __FILE__, $sql);
}
$row = $db->fetchRow($result);
return $row['user_id'];
}
/**
* Gets an information from the application global registry
*
* @param string $key the registry's key
* @return string The key value
*/
function registry_get ($key) {
global $db;
$key = $db->escape($key);
$sql = "SELECT registry_value FROM " . TABLE_REGISTRY . " WHERE registry_key = '$key'";
if (!$result = $db->query($sql)) {
message_die(SQL_ERROR, "Can't read registry.", '', __LINE__, __FILE__, $sql);
}
$row = $db->fetchRow($result);
return $row['registry_value'];
}
/**
* Sets an information in the application global registry
*
* @param string $key the registry key
* @param string $value the value to store at the specified registry key
*/
function registry_set ($key, $value) {
global $db;
$key = $db->escape($key);
$value = $db->escape($value);
$sql = "REPLACE INTO " . TABLE_REGISTRY . " (registry_key, registry_value) VALUES ('$key', '$value')";
if (!$db->query($sql)) {
message_die(SQL_ERROR, "Can't update registry", '', __LINE__, __FILE__, $sql);
}
}
////////////////////////////////////////////////////////////////////////////////
/// ///
/// Misc helper methods ///
/// ///
////////////////////////////////////////////////////////////////////////////////
//Plural management
/**
* Returns "s" when the $amount request a plural
* This function is a French plural helper.
*
* @return string 's' if $amount implies a plural ; '' if it implies a singular.
*/
function s (int $amount) : string {
if ($amount >= 2 || $amount <= -2) {
return "s";
}
return "";
}
/**
* Returns "x" when the $amount request a plural
* This function is a French plural helper.
*
* @return string 'x' if $amount implies a plural ; '' if it implies a singular.
*/
function x (int $amount) : string {
if ($amount >= 2 || $amount <= -2) {
return "x";
}
return "";
}
//Debug
/**
* Prints human-readable information about a variable.
*
* It behaves like the print_r command, but the output is enclosed in pre tags,
* to have a preformatted HTML output.
*
* @param mixed $expression The expression to be printed
*/
function dprint_r ($expression) {
echo '<pre>';
print_r($expression);
echo '</pre>';
}
//GUID
/**
* Generates a GUID, or more precisely an UUID
* @link http://en.wikipedia.org/wiki/Universally_Unique_Identifier Wikipedia, Universally Unique Identifier.
*
* A UUID is a 36 chars string of 32 hexadecimal and 4 dashes, with a
* very high probability to be unique.
*
* @return string the UUID
*/
function new_guid() {
$characters = explode(",", "a,b,c,d,e,f,0,1,2,3,4,5,6,7,8,9");
$guid = "";
for ($i = 0 ; $i < 36 ; $i++) {
if ($i == 8 || $i == 13 || $i == 18 || $i == 23) {
$guid .= "-";
} else {
$guid .= $characters[mt_rand() % sizeof($characters)];
}
}
return $guid;
}
/**
* Determines if the expression is a valid UUID (a guid without {}).
* @see new_guid
*
* @param string $expression the expression to check
* @return boolean true if the specified expression is a valid UUID ; otherwise, false.
*/
function is_guid ($expression) {
//We avoid regexp to speed up the check
//A guid is a 36 characters string
if (strlen($expression) != 36) {
return false;
}
$expression = strtolower($expression);
for ($i = 0 ; $i < 36 ; $i++) {
if ($i == 8 || $i == 13 || $i == 18 || $i == 23) {
//with dashes
if ($expression[$i] != "-") {
return false;
}
} else {
//and numbers
if (!is_numeric($expression[$i]) && $expression[$i] != 'a' && $expression[$i] != 'b' && $expression[$i] != 'c' && $expression[$i] != 'd' && $expression[$i] != 'e' && $expression[$i] != 'f' ) {
return false;
}
}
}
return true;
}
/**
* Gets file extension
*
* @param string $file the file to get the extension
* @return string the extension from the specified file
*/
function get_extension ($file) {
$dotPosition = strrpos($file, ".");
return substr($file, $dotPosition + 1);
}
/**
* Inserts a message into the supralog
*
* @param string $category the entry category
* @param string $message the message to log
* @param string|null $source the entry source.
*/
function supralog (string $category, string $message, ?string $source = null) {
global $db, $CurrentUser, $CurrentPerso;
$category = $db->escape($category);
$message = $db->escape($message);
$source = $db->escape($source ?: $_SERVER['SERVER_ADDR']);
$ip = $_SERVER['REMOTE_ADDR'];
$sql = "INSERT INTO " . TABLE_LOG .
" (entry_ip, user_id, perso_id, entry_category, entry_message, entry_source) VALUES
('$ip', $CurrentUser->id, $CurrentPerso->id, '$category', '$message', '$source')";
if ( !($result = $db->query($sql)) ) {
message_die(SQL_ERROR, "Can't log this entry.", '', __LINE__, __FILE__, $sql);
}
}
////////////////////////////////////////////////////////////////////////////////
/// ///
/// Localization (l10n) ///
/// ///
////////////////////////////////////////////////////////////////////////////////
/**
* Defines the LANG constant, to lang to print
*
* This information is contained in the session, or if not yet defined,
* it's to determine according the user's browser preferences.
* @see find_lang
*/
-function initialize_lang () {
+function initialize_lang () : void {
//If $_SESSION['lang'] doesn't exist yet, find a common language
if (!array_key_exists('lang', $_SESSION)) {
- $lang = find_lang();
- $_SESSION['lang'] = $lang ?: '-';
- }
+ $_SESSION['lang'] = find_lang();
- if ($_SESSION['lang'] != '-') {
- define('LANG', $_SESSION['lang']);
}
+
+ define('LANG', $_SESSION['lang']);
}
/**
* Gets a common lang spoken by the site and the user's browser
- * @see get_http_accept_languages
*
- * @return string the language
+ * @param string|null $fallback The language when no common language is found
+ * @return string The language to use
+ * @see get_http_accept_languages
*/
-function find_lang () : string {
- if (file_exists('lang') && is_dir('lang')) {
- //Gets lang/ subdirectories: this is the list of available languages
- $handle = opendir('lang');
- $langs = [];
- while ($file = readdir($handle)) {
- if ($file != '.' && $file != '..' && is_dir("lang/$file")) {
- $langs[] = $file;
- }
- }
+function find_lang (string $fallback = null) : string {
+ if (!file_exists('lang') || !is_dir('lang')) {
+ throw new RuntimeException(
+ "A lang/ folder is expected with by language subdirectories"
+ );
+ }
- if (count($langs) === 0) {
- throw new RuntimeException(
- "A lang/ folder is expected with by language subdirectories"
- );
+ //Gets lang/ subdirectories: this is the list of available languages
+ $handle = opendir('lang');
+ $langs = [];
+ while ($file = readdir($handle)) {
+ if ($file != '.' && $file != '..' && is_dir("lang/$file")) {
+ $langs[] = $file;
}
+ }
- //The array $langs contains now the language available.
- //Gets the langs the user should want:
- if (!$userlangs = get_http_accept_languages()) {
- return TraversableUtilities::first($langs);
- }
+ if (count($langs) === 0) {
+ throw new RuntimeException(
+ "A lang/ folder is expected with by language subdirectories"
+ );
+ }
- //Gets the intersection between the both languages arrays
- //If it matches, returns first result
- $intersect = array_intersect($userlangs, $langs);
- if (count($intersect)) {
- return TraversableUtilities::first($intersect);
- }
+ //The array $langs contains now the language available.
+ //Gets the langs the user should want:
+ if (!$userlangs = get_http_accept_languages()) {
+ return TraversableUtilities::first($langs);
+ }
- //Now it's okay with Opera and Firefox but Internet Explorer will
- //by default return en-US and not en or fr-BE and not fr, so second pass
- foreach ($userlangs as $userlang) {
- $lang = explode('-', $userlang);
- if (count($lang) > 1) {
- $userlangs2[] = $lang[0];
- }
- }
- $intersect = array_intersect($userlangs2, $langs);
- if (count($intersect)) {
- return $intersect[0];
+ //Gets the intersection between the both languages arrays
+ //If it matches, returns first result
+ $intersect = array_intersect($userlangs, $langs);
+ if (count($intersect)) {
+ return TraversableUtilities::first($intersect);
+ }
+
+ //Now it's okay with Opera and Firefox but Internet Explorer will
+ //by default return en-US and not en or fr-BE and not fr, so second pass
+ $userlangs_simplified = [];
+ foreach ($userlangs as $userlang) {
+ $lang = explode('-', $userlang);
+ if (count($lang) > 1) {
+ $userlangs_simplified[] = $lang[0];
}
}
+ $intersect = array_intersect($userlangs_simplified, $langs);
+ if (count($intersect)) {
+ return TraversableUtilities::first($intersect);
+ }
+
+ // It's not possible to find a common language, return the first one.
+ return $fallback ?? TraversableUtilities::first($langs);
}
/**
* Gets the languages accepted by the browser, by order of priority.
*
* This will read the HTTP_ACCEPT_LANGUAGE variable sent by the browser in the
* HTTP request.
*
- * @return Array an array of string, each item a language accepted by browser
+ * @return string[] list of the languages accepted by browser
*/
-function get_http_accept_languages () {
+function get_http_accept_languages () : array {
//What language to print is sent by browser in HTTP_ACCEPT_LANGUAGE var.
//This will be something like en,fr;q=0.8,fr-fr;q=0.5,en-us;q=0.3
if (!array_key_exists('HTTP_ACCEPT_LANGUAGE', $_SERVER)) {
- return null;
+ return [];
}
$http_accept_language = explode(',', $_SERVER["HTTP_ACCEPT_LANGUAGE"]);
foreach ($http_accept_language as $language) {
$userlang = explode(';q=', $language);
if (count($userlang) == 1) {
$userlangs[] = [1, $language];
} else {
$userlangs[] = [$userlang[1], $userlang[0]];
}
}
rsort($userlangs);
+
+ $result = [];
foreach ($userlangs as $userlang) {
$result[] = $userlang[1];
}
return $result;
}
/**
* Loads specified language Smarty configuration file
*
* @param string $file the file to load
- * @param mixed $sections array of section names, single section or null
+ * @param mixed|null $sections array of section names, single section or null
*/
-function lang_load ($file, $sections = null) {
+function lang_load (string $file, mixed $sections = null) : void {
global $smarty;
//Loads English file as fallback if some parameters are missing
if (file_exists("lang/en/$file")) {
$smarty->configLoad("lang/en/$file", $sections);
}
//Loads wanted file (if it exists and a language have been defined)
if (defined('LANG') && LANG != 'en' && file_exists('lang/' . LANG . '/' . $file)) {
$smarty->configLoad('lang/' . LANG . '/' . $file, $sections);
}
}
/**
* Gets a specified language expression defined in configuration file
*
* @param string $key the configuration key matching the value to get
* @return string The value in the configuration file
*/
-function lang_get ($key) {
+function lang_get (string $key) : string {
global $smarty;
$smartyConfValue = $smarty->config_vars[$key];
return $smartyConfValue ?: "#$key#";
}
////////////////////////////////////////////////////////////////////////////////
/// ///
/// Zed date and time helper methods ///
/// ///
////////////////////////////////////////////////////////////////////////////////
/**
* Converts a YYYYMMDD or YYYY-MM-DD timestamp to unixtime
* @link http://en.wikipedia.org/wiki/Unix_time Unix time
*
* @param string $timestamp the timestamp to convert
* @return integer the unixtime
*/
function to_unixtime ($timestamp) {
switch (strlen($timestamp)) {
case 8:
//YYYYMMDD
return mktime(0, 0, 0, substr($timestamp, 4, 2), substr($timestamp, 6, 2), substr($timestamp, 0, 4));
case 10:
//YYYY-MM-DD
return mktime(0, 0, 0, substr($timestamp, 5, 2), substr($timestamp, 8, 2), substr($timestamp, 0, 4));
default:
throw new Exception("timestamp is not a valid YYYYMMDD or YYYY-MM-DD timestamp: $timestamp");
}
}
/**
* Converts a unixtime to the YYYYMMDD or YYYY-MM-DD timestamp format
* @see to_unixtime
*
* @param int $unixtime the time to convert
* @param int $format 8 or 10. If 8 (default), will output YYYYMMDD. If 10, YYYY-MM-DD.
* @return string the timestamp
*/
function to_timestamp ($unixtime = null, $format = 8) {
//If no parameter is specified (or null, or false), current time is used
//==== allows to_timestamp(0) to return correct 1970-1-1 value.
if ($unixtime === null || $unixtime === false) {
$unixtime = time();
}
switch ($format) {
case 8:
//YYYYMMDD
return date('Ymd', $unixtime);
case 10:
//YYYY-MM-DD
return date('Y-m-d', $unixtime);
default:
throw new Exception("format must be 8 (YYYYMMDD) or 10 (YYYY-MM-DD) and not $format.");
}
}
/**
* Converts a unixtime to the Hypership time format or gets the current hypership time.
* @link http://en.wikipedia.org/wiki/Unix_time
* @link http://www.purl.org/NET/Zed/blog/HyperShipTime
*
* @param int $unixtime The unixtime to convert to HyperShip time. If omitted, the current unixtime.
* @return string The HyperShip time
*/
function get_hypership_time ($unixtime = null) {
//If unixtime is not specified, it's now
if ($unixtime === null) {
$unixtime = time();
}
//Hypership time is a count of days since launch @ 2010-07-03 00:00:00
//Followed by a fraction of the current day /1000, like the internet time
//but in UTC timezone and not Switzerland CET/CEST.
//We don't need to use floor(), as we output the result at int, truncating
//automatically decimal values instead of round it (like in C).
$seconds = $unixtime - 1278115200;
$days = $seconds / 86400;
$fraction = (abs($seconds) % 86400) / 86.4;
return sprintf("%d.%03d", $days, $fraction);
}
////////////////////////////////////////////////////////////////////////////////
/// ///
/// URL helpers functions ///
/// ///
////////////////////////////////////////////////////////////////////////////////
/**
* Gets the URL matching the specified resource.
*
* Example:
* <code>
* $url = get_url('ship', $ship);
* echo $url; //if $ship contains S00001, this should print /ship/S00001
* </code>
*
* @param string $resource,... the resources
* @return string the URL matching the specified resource
*/
function get_url () {
global $Config;
if (func_num_args() > 0) {
$pieces = func_get_args();
return $Config['BaseURL'] . '/' . implode('/', $pieces);
} elseif ($Config['BaseURL'] == "" || $Config['BaseURL'] == $_SERVER["PHP_SELF"]) {
return "/";
} else {
return $Config['BaseURL'];
}
}
/**
* Gets the current page URL
*
* @return string the current page URL
*/
function get_page_url () {
$url = $_SERVER['SCRIPT_NAME'] . $_SERVER['PATH_INFO'];
if (substr($url, -10) == $_SERVER["PHP_SELF"]) {
return substr($url, 0, -9);
}
return $url;
}
/**
* Gets the server URL
* @todo find a way to detect https:// on non standard port
*
* @return string the server URL
*/
function get_server_url () {
switch ($port = $_SERVER['SERVER_PORT']) {
case '80':
return "http://$_SERVER[SERVER_NAME]";
case '443':
return "https://$_SERVER[SERVER_NAME]";
default:
return "http://$_SERVER[SERVER_NAME]:$_SERVER[SERVER_PORT]";
}
}
/**
* Gets $_SERVER['PATH_INFO'] or computes the equivalent if not defined.
*
* This function allows the entry point controllers to get the current URL
* in a consistent way, for any redirection configuration
*
* So with /foo/bar, /index.php/foo/bar, /zed/index.php/foo/bar or /zed/foo/bar
* get_current_url will return /foo/bar
*
* @return string the relevant URL part
*/
function get_current_url () {
global $Config;
//Gets relevant URL part from relevant $_SERVER variables
if (array_key_exists('PATH_INFO', $_SERVER)) {
//Without mod_rewrite, and url like /index.php/controller
//we use PATH_INFO. It's the easiest case.
return $_SERVER["PATH_INFO"];
}
//In other cases, we'll need to get the relevant part of the URL
$current_url = get_server_url() . $_SERVER['REQUEST_URI'];
//Relevant URL part starts after the site URL
$len = strlen($Config['SiteURL']);
//We need to assert it's the correct site
if (substr($current_url, 0, $len) != $Config['SiteURL']) {
dieprint_r(GENERAL_ERROR, "Edit includes/config.php and specify the correct site URL<br /><strong>Current value:</strong> $Config[SiteURL]<br /><strong>Expected value:</strong> a string starting by " . get_server_url(), "Setup");
}
if (array_key_exists('REDIRECT_URL', $_SERVER)) {
//With mod_rewrite, we can use REDIRECT_URL
//We takes the end of the URL, ie *FROM* $len position
return substr(get_server_url() . $_SERVER["REDIRECT_URL"], $len);
}
//Last possibility: use REQUEST_URI, but remove QUERY_STRING
//If you need to edit here, use $_SERVER['REQUEST_URI']
//but you need to discard $_SERVER['QUERY_STRING']
//We takes the end of the URL, ie *FROM* $len position
$url = substr(get_server_url() . $_SERVER["REQUEST_URI"], $len);
//But if there are a query string (?action=... we need to discard it)
if ($_SERVER['QUERY_STRING']) {
return substr($url, 0, strlen($url) - strlen($_SERVER['QUERY_STRING']) - 1);
}
return $url;
}
/**
* Gets an array of url fragments to be processed by controller
* @see get_current_url
*
* This method is used by the controllers entry points to know the URL and
* call relevant subcontrollers.
*
* @return Array an array of string, one for each URL fragment
*/
function get_current_url_fragments () {
return explode('/', substr(get_current_url(), 1));
}
////////////////////////////////////////////////////////////////////////////////
/// ///
/// URL xmlHttpRequest helpers functions ///
/// ///
////////////////////////////////////////////////////////////////////////////////
/**
* Gets an hash value to check the integrity of URLs in /do.php calls
*
* @param Array $args the args to compute the hash
* @return string the hash parameter for your xmlHttpRequest url
*/
function get_xhr_hash (array $args) : string {
global $Config;
array_shift($args);
return md5($_SESSION['ID'] . $Config['SecretKey'] . implode('', $args));
}
/**
* Gets the URL to call do.php, the xmlHttpRequest controller
*
* @return string the xmlHttpRequest url, with an integrity hash
*/
function get_xhr_hashed_url () : string {
global $Config;
$args = func_get_args();
$args[] = get_xhr_hash($args);
return $Config['DoURL'] . '/' . implode('/', $args);
}
/**
* Gets the URL to call do.php, the xmlHttpRequest controller
*
* @return string the xmlHttpRequest url
*/
function get_xhr_url () : string {
global $Config;
$args = func_get_args();
return $Config['DoURL'] . '/' .implode('/', $args);
}
diff --git a/includes/story/hook.php b/includes/story/hook.php
index 01bdfa4..0ba4177 100644
--- a/includes/story/hook.php
+++ b/includes/story/hook.php
@@ -1,99 +1,103 @@
<?php
/**
* Story hook class
*
* Zed. The immensity of stars. The HyperShip. The people.
*
* (c) 2010, Dereckson, some rights reserved.
* Released under BSD license.
*
* @package Zed
* @subpackage Story
* @author Sébastien Santoro aka Dereckson <dereckson@espace-win.org>
* @copyright 2010 Sébastien Santoro aka Dereckson
* @license http://www.opensource.org/licenses/bsd-license.php BSD
* @version 0.1
* @link http://scherzo.dereckson.be/doc/zed
* @link http://zed.dereckson.be/
* @filesource
*/
/**
* Story hook class
*
* This class allows to hook PHP code to a textual story.
*
* It allows the story to be completed by site elements.
*
* For a class implementation example:
* @see DemoStoryHook
*/
abstract class StoryHook {
/**
* The current story
*
* @var Story
*/
public $story;
/*
* The current story section
*
* @var StorySection
*/
public $section;
/**
* The character involved in the story
*
* @var Perso
*/
public $perso;
/**
* Constructor
*
* @param Story $story The story including this hook
* @param StorySection $section The section including this hook
*/
function __construct ($story, $section) {
$this->story = $story;
$this->section = $section;
$this->perso = $GLOBALS['CurrentPerso'];
$this->initialize();
}
/**
* Initializes hook. Called after constructor.
*/
- abstract function initialize ();
+ abstract function initialize () : void;
/**
* Gets choices extra links
*
- * @param Array $links the hooks links array
+ * @param string[] $links the hooks links array
*/
- function get_choices_links (&$links) {}
+ function get_choices_links (array &$links) : void {
+
+ }
/**
* Updates description
*
- * @param string the description text (from section and previous hooks)
+ * @param string $description the description text (from section and previous hooks)
*/
- function update_description (&$description) {}
+ function update_description (string &$description) : void {
+
+ }
/**
* Adds HTML code *AT THE END* of the story content block
- *
- * @return string HTML code to print
*/
- function add_content () {}
+ function add_content (): string {
+ return "";
+ }
/**
* Adds HTML code *AFTER* the content block
- *
- * @return string HTML code to print
*/
- function add_html () {}
+ function add_html (): string {
+ return "";
+ }
}

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