spip / SPIP

config/ecran_securite.php

Indentation +427 added lines, -427 removed lines

@@ -15,11 +15,11 @@ 
  * Test utilisateur
  */
 if (isset($_GET['test_ecran_securite'])) {
-	$ecran_securite_raison = 'test ' . _ECRAN_SECURITE;
+    $ecran_securite_raison = 'test ' . _ECRAN_SECURITE;
 }
 
 if (file_exists($f = __DIR__ . DIRECTORY_SEPARATOR  . 'ecran_securite_options.php')) {
-	include ($f);
+    include ($f);
 }
 
 /*
@@ -29,222 +29,222 @@ 
  * le load depasse ECRAN_SECURITE_LOAD)
  */
 if (!defined('_IS_BOT') and isset($_GET['var_isbot'])) {
-	define('_IS_BOT', $_GET['var_isbot'] ? true : false);
+    define('_IS_BOT', $_GET['var_isbot'] ? true : false);
 }
 
 /*
  * Détecteur de robot d'indexation
  */
 if (!defined('_IS_BOT')) {
-	define(
-		'_IS_BOT',
-		isset($_SERVER['HTTP_USER_AGENT'])
-			and preg_match(
-				','
-					. implode('|', array(
-						// mots generiques
-						'bot',
-						'slurp',
-						'crawler',
-						'crwlr',
-						'java',
-						'monitoring',
-						'spider',
-						'webvac',
-						'yandex',
-						'MSIE 6\.0', // botnet 99,9% du temps
-						// UA plus cibles
-						'200please',
-						'80legs',
-						'a6-indexer',
-						'aboundex',
-						'accoona',
-						'acrylicapps',
-						'addthis',
-						'adressendeutschland',
-						'alexa',
-						'altavista',
-						'analyticsseo',
-						'antennapod',
-						'arachnys',
-						'archive',
-						'argclrint',
-						'aspseek',
-						'baidu',
-						'begunadvertising',
-						'bing',
-						'bloglines',
-						'buck',
-						'browsershots',
-						'bubing',
-						'butterfly',
-						'changedetection',
-						'charlotte',
-						'chilkat',
-						'china',
-						'coccoc',
-						'crowsnest',
-						'dataminr',
-						'daumoa',
-						'dlvr\.it',
-						'dlweb',
-						'drupal',
-						'ec2linkfinder',
-						'eset\.com',
-						'estyle',
-						'exalead',
-						'ezooms',
-						'facebookexternalhit',
-						'facebookplatform',
-						'fairshare',
-						'feedfetcher',
-						'feedfetcher-google',
-						'feedly',
-						'fetch',
-						'flipboardproxy',
-						'genieo',
-						'google',
-						'go-http-client',
-						'grapeshot',
-						'hatena-useragent',
-						'head',
-						'hosttracker',
-						'hubspot',
-						'ia_archiver',
-						'ichiro',
-						'iltrovatore-setaccio',
-						'immediatenet',
-						'ina',
-						'inoreader',
-						'infegyatlas',
-						'infohelfer',
-						'instapaper',
-						'jabse',
-						'james',
-						'jersey',
-						'kumkie',
-						'linkdex',
-						'linkfluence',
-						'linkwalker',
-						'litefinder',
-						'loadimpactpageanalyzer',
-						'ltx71',
-						'luminate',
-						'lycos',
-						'lycosa',
-						'mediapartners-google',
-						'msai',
-						'myapp',
-						'nativehost',
-						'najdi',
-						'netcraftsurveyagent',
-						'netestate',
-						'netseer',
-						'netnewswire',
-						'newspaper',
-						'newsblur',
-						'nuhk',
-						'nuzzel',
-						'okhttp',
-						'otmedia',
-						'owlin',
-						'owncloud',
-						'panscient',
-						'paper\.li',
-						'parsijoo',
-						'protopage',
-						'plukkie',
-						'proximic',
-						'pubsub',
-						'python',
-						'qirina',
-						'qoshe',
-						'qualidator',
-						'qwantify',
-						'rambler',
-						'readability',
-						'ruby',
-						'sbsearch',
-						'scoop\.it',
-						'scooter',
-						'scoutjet',
-						'scrapy',
-						'scrubby',
-						'scrubbybloglines',
-						'shareaholic',
-						'shopwiki',
-						'simplepie',
-						'sistrix',
-						'sitechecker',
-						'siteexplorer',
-						'snapshot',
-						'sogou',
-						'special_archiver',
-						'speedy',
-						'spinn3r',
-						'spreadtrum',
-						'steeler',
-						'subscriber',
-						'suma',
-						'superdownloads',
-						'svenska-webbsido',
-						'teoma',
-						'the knowledge AI',
-						'thumbshots',
-						'tineye',
-						'traackr',
-						'trendiction',
-						'trendsmap',
-						'tweetedtimes',
-						'tweetmeme',
-						'universalfeedparser',
-						'uaslinkchecker',
-						'undrip',
-						'unwindfetchor',
-						'upday',
-						'vedma',
-						'vkshare',
-						'vm',
-						'wch',
-						'webalta',
-						'webcookies',
-						'webparser',
-						'webthumbnail',
-						'wesee',
-						'wise-guys',
-						'woko',
-						'wordpress',
-						'wotbox',
-						'y!j-bri',
-						'y!j-bro',
-						'y!j-brw',
-						'y!j-bsc',
-						'yahoo',
-						'yahoo!',
-						'yahooysmcm',
-						'ymobactus',
-						'yats',
-						'yeti',
-						'zeerch'
-					)) . ',i',
-				(string)$_SERVER['HTTP_USER_AGENT']
-			)
-	);
+    define(
+        '_IS_BOT',
+        isset($_SERVER['HTTP_USER_AGENT'])
+            and preg_match(
+                ','
+                    . implode('|', array(
+                        // mots generiques
+                        'bot',
+                        'slurp',
+                        'crawler',
+                        'crwlr',
+                        'java',
+                        'monitoring',
+                        'spider',
+                        'webvac',
+                        'yandex',
+                        'MSIE 6\.0', // botnet 99,9% du temps
+                        // UA plus cibles
+                        '200please',
+                        '80legs',
+                        'a6-indexer',
+                        'aboundex',
+                        'accoona',
+                        'acrylicapps',
+                        'addthis',
+                        'adressendeutschland',
+                        'alexa',
+                        'altavista',
+                        'analyticsseo',
+                        'antennapod',
+                        'arachnys',
+                        'archive',
+                        'argclrint',
+                        'aspseek',
+                        'baidu',
+                        'begunadvertising',
+                        'bing',
+                        'bloglines',
+                        'buck',
+                        'browsershots',
+                        'bubing',
+                        'butterfly',
+                        'changedetection',
+                        'charlotte',
+                        'chilkat',
+                        'china',
+                        'coccoc',
+                        'crowsnest',
+                        'dataminr',
+                        'daumoa',
+                        'dlvr\.it',
+                        'dlweb',
+                        'drupal',
+                        'ec2linkfinder',
+                        'eset\.com',
+                        'estyle',
+                        'exalead',
+                        'ezooms',
+                        'facebookexternalhit',
+                        'facebookplatform',
+                        'fairshare',
+                        'feedfetcher',
+                        'feedfetcher-google',
+                        'feedly',
+                        'fetch',
+                        'flipboardproxy',
+                        'genieo',
+                        'google',
+                        'go-http-client',
+                        'grapeshot',
+                        'hatena-useragent',
+                        'head',
+                        'hosttracker',
+                        'hubspot',
+                        'ia_archiver',
+                        'ichiro',
+                        'iltrovatore-setaccio',
+                        'immediatenet',
+                        'ina',
+                        'inoreader',
+                        'infegyatlas',
+                        'infohelfer',
+                        'instapaper',
+                        'jabse',
+                        'james',
+                        'jersey',
+                        'kumkie',
+                        'linkdex',
+                        'linkfluence',
+                        'linkwalker',
+                        'litefinder',
+                        'loadimpactpageanalyzer',
+                        'ltx71',
+                        'luminate',
+                        'lycos',
+                        'lycosa',
+                        'mediapartners-google',
+                        'msai',
+                        'myapp',
+                        'nativehost',
+                        'najdi',
+                        'netcraftsurveyagent',
+                        'netestate',
+                        'netseer',
+                        'netnewswire',
+                        'newspaper',
+                        'newsblur',
+                        'nuhk',
+                        'nuzzel',
+                        'okhttp',
+                        'otmedia',
+                        'owlin',
+                        'owncloud',
+                        'panscient',
+                        'paper\.li',
+                        'parsijoo',
+                        'protopage',
+                        'plukkie',
+                        'proximic',
+                        'pubsub',
+                        'python',
+                        'qirina',
+                        'qoshe',
+                        'qualidator',
+                        'qwantify',
+                        'rambler',
+                        'readability',
+                        'ruby',
+                        'sbsearch',
+                        'scoop\.it',
+                        'scooter',
+                        'scoutjet',
+                        'scrapy',
+                        'scrubby',
+                        'scrubbybloglines',
+                        'shareaholic',
+                        'shopwiki',
+                        'simplepie',
+                        'sistrix',
+                        'sitechecker',
+                        'siteexplorer',
+                        'snapshot',
+                        'sogou',
+                        'special_archiver',
+                        'speedy',
+                        'spinn3r',
+                        'spreadtrum',
+                        'steeler',
+                        'subscriber',
+                        'suma',
+                        'superdownloads',
+                        'svenska-webbsido',
+                        'teoma',
+                        'the knowledge AI',
+                        'thumbshots',
+                        'tineye',
+                        'traackr',
+                        'trendiction',
+                        'trendsmap',
+                        'tweetedtimes',
+                        'tweetmeme',
+                        'universalfeedparser',
+                        'uaslinkchecker',
+                        'undrip',
+                        'unwindfetchor',
+                        'upday',
+                        'vedma',
+                        'vkshare',
+                        'vm',
+                        'wch',
+                        'webalta',
+                        'webcookies',
+                        'webparser',
+                        'webthumbnail',
+                        'wesee',
+                        'wise-guys',
+                        'woko',
+                        'wordpress',
+                        'wotbox',
+                        'y!j-bri',
+                        'y!j-bro',
+                        'y!j-brw',
+                        'y!j-bsc',
+                        'yahoo',
+                        'yahoo!',
+                        'yahooysmcm',
+                        'ymobactus',
+                        'yats',
+                        'yeti',
+                        'zeerch'
+                    )) . ',i',
+                (string)$_SERVER['HTTP_USER_AGENT']
+            )
+    );
 }
 if (!defined('_IS_BOT_FRIEND')) {
-	define(
-		'_IS_BOT_FRIEND',
-		isset($_SERVER['HTTP_USER_AGENT'])
-			and preg_match(
-				',' . implode('|', array(
-					'facebookexternalhit',
-					'twitterbot',
-					'flipboardproxy',
-					'wordpress'
-				)) . ',i',
-				(string)$_SERVER['HTTP_USER_AGENT']
-			)
-	);
+    define(
+        '_IS_BOT_FRIEND',
+        isset($_SERVER['HTTP_USER_AGENT'])
+            and preg_match(
+                ',' . implode('|', array(
+                    'facebookexternalhit',
+                    'twitterbot',
+                    'flipboardproxy',
+                    'wordpress'
+                )) . ',i',
+                (string)$_SERVER['HTTP_USER_AGENT']
+            )
+    );
 }
 
 /*
@@ -256,28 +256,28 @@ 
  */
 $_exceptions = array('id_table', 'id_base', 'id_parent', 'id_article_pdf');
 foreach ($_GET as $var => $val) {
-	if (
-		$_GET[$var] and strncmp($var, "id_", 3) == 0
-		and !in_array($var, $_exceptions)
-	) {
-		$_GET[$var] = is_array($_GET[$var]) ? @array_map('intval', $_GET[$var]) : intval($_GET[$var]);
-	}
+    if (
+        $_GET[$var] and strncmp($var, "id_", 3) == 0
+        and !in_array($var, $_exceptions)
+    ) {
+        $_GET[$var] = is_array($_GET[$var]) ? @array_map('intval', $_GET[$var]) : intval($_GET[$var]);
+    }
 }
 foreach ($_POST as $var => $val) {
-	if (
-		$_POST[$var] and strncmp($var, "id_", 3) == 0
-		and !in_array($var, $_exceptions)
-	) {
-		$_POST[$var] = is_array($_POST[$var]) ? @array_map('intval', $_POST[$var]) : intval($_POST[$var]);
-	}
+    if (
+        $_POST[$var] and strncmp($var, "id_", 3) == 0
+        and !in_array($var, $_exceptions)
+    ) {
+        $_POST[$var] = is_array($_POST[$var]) ? @array_map('intval', $_POST[$var]) : intval($_POST[$var]);
+    }
 }
 foreach ($GLOBALS as $var => $val) {
-	if (
-		$GLOBALS[$var] and strncmp($var, "id_", 3) == 0
-		and !in_array($var, $_exceptions)
-	) {
-		$GLOBALS[$var] = is_array($GLOBALS[$var]) ? @array_map('intval', $GLOBALS[$var]) : intval($GLOBALS[$var]);
-	}
+    if (
+        $GLOBALS[$var] and strncmp($var, "id_", 3) == 0
+        and !in_array($var, $_exceptions)
+    ) {
+        $GLOBALS[$var] = is_array($GLOBALS[$var]) ? @array_map('intval', $GLOBALS[$var]) : intval($GLOBALS[$var]);
+    }
 }
 
 /*
@@ -290,116 +290,116 @@ 
  * Contrôle de quelques variables (XSS)
  */
 foreach (array('lang', 'var_recherche', 'aide', 'var_lang_r', 'lang_r', 'var_ajax_ancre', 'nom_fichier') as $var) {
-	if (isset($_GET[$var])) {
-		$_REQUEST[$var] = $GLOBALS[$var] = $_GET[$var] = preg_replace(',[^\w\,/#&;-]+,', ' ', (string)$_GET[$var]);
-	}
-	if (isset($_POST[$var])) {
-		$_REQUEST[$var] = $GLOBALS[$var] = $_POST[$var] = preg_replace(',[^\w\,/#&;-]+,', ' ', (string)$_POST[$var]);
-	}
+    if (isset($_GET[$var])) {
+        $_REQUEST[$var] = $GLOBALS[$var] = $_GET[$var] = preg_replace(',[^\w\,/#&;-]+,', ' ', (string)$_GET[$var]);
+    }
+    if (isset($_POST[$var])) {
+        $_REQUEST[$var] = $GLOBALS[$var] = $_POST[$var] = preg_replace(',[^\w\,/#&;-]+,', ' ', (string)$_POST[$var]);
+    }
 }
 
 /*
  * Filtre l'accès à spip_acces_doc (injection SQL en 1.8.2x)
  */
 if (isset($_SERVER['REQUEST_URI'])) {
-	if (preg_match(',^(.*/)?spip_acces_doc\.,', (string)$_SERVER['REQUEST_URI'])) {
-		$file = addslashes((string)$_GET['file']);
-	}
+    if (preg_match(',^(.*/)?spip_acces_doc\.,', (string)$_SERVER['REQUEST_URI'])) {
+        $file = addslashes((string)$_GET['file']);
+    }
 }
 
 /*
  * Pas d'inscription abusive
  */
 if (
-	isset($_REQUEST['mode']) and isset($_REQUEST['page'])
-	and !in_array($_REQUEST['mode'], array("6forum", "1comite"))
-	and $_REQUEST['page'] == "identifiants"
+    isset($_REQUEST['mode']) and isset($_REQUEST['page'])
+    and !in_array($_REQUEST['mode'], array("6forum", "1comite"))
+    and $_REQUEST['page'] == "identifiants"
 ) {
-	$ecran_securite_raison = "identifiants";
+    $ecran_securite_raison = "identifiants";
 }
 
 /*
  * Agenda joue à l'injection php
  */
 if (
-	isset($_REQUEST['partie_cal'])
-	and $_REQUEST['partie_cal'] !== htmlentities((string)$_REQUEST['partie_cal'])
+    isset($_REQUEST['partie_cal'])
+    and $_REQUEST['partie_cal'] !== htmlentities((string)$_REQUEST['partie_cal'])
 ) {
-	$ecran_securite_raison = "partie_cal";
+    $ecran_securite_raison = "partie_cal";
 }
 if (
-	isset($_REQUEST['echelle'])
-	and $_REQUEST['echelle'] !== htmlentities((string)$_REQUEST['echelle'])
+    isset($_REQUEST['echelle'])
+    and $_REQUEST['echelle'] !== htmlentities((string)$_REQUEST['echelle'])
 ) {
-	$ecran_securite_raison = "echelle";
+    $ecran_securite_raison = "echelle";
 }
 
 /*
  * Espace privé
  */
 if (
-	isset($_REQUEST['exec'])
-	and !preg_match(',^[\w-]+$,', (string)$_REQUEST['exec'])
+    isset($_REQUEST['exec'])
+    and !preg_match(',^[\w-]+$,', (string)$_REQUEST['exec'])
 ) {
-	$ecran_securite_raison = "exec";
+    $ecran_securite_raison = "exec";
 }
 if (
-	isset($_REQUEST['cherche_auteur'])
-	and preg_match(',[<],', (string)$_REQUEST['cherche_auteur'])
+    isset($_REQUEST['cherche_auteur'])
+    and preg_match(',[<],', (string)$_REQUEST['cherche_auteur'])
 ) {
-	$ecran_securite_raison = "cherche_auteur";
+    $ecran_securite_raison = "cherche_auteur";
 }
 if (
-	isset($_REQUEST['exec'])
-	and $_REQUEST['exec'] == 'auteurs'
-	and isset($_REQUEST['recherche'])
-	and preg_match(',[<],', (string)$_REQUEST['recherche'])
+    isset($_REQUEST['exec'])
+    and $_REQUEST['exec'] == 'auteurs'
+    and isset($_REQUEST['recherche'])
+    and preg_match(',[<],', (string)$_REQUEST['recherche'])
 ) {
-	$ecran_securite_raison = "recherche";
+    $ecran_securite_raison = "recherche";
 }
 if (
-	isset($_REQUEST['exec'])
-	and $_REQUEST['exec'] == 'info_plugin'
-	and isset($_REQUEST['plugin'])
-	and preg_match(',[<],', (string)$_REQUEST['plugin'])
+    isset($_REQUEST['exec'])
+    and $_REQUEST['exec'] == 'info_plugin'
+    and isset($_REQUEST['plugin'])
+    and preg_match(',[<],', (string)$_REQUEST['plugin'])
 ) {
-	$ecran_securite_raison = "plugin";
+    $ecran_securite_raison = "plugin";
 }
 if (
-	isset($_REQUEST['exec'])
-	and $_REQUEST['exec'] == 'puce_statut'
-	and isset($_REQUEST['id'])
-	and !intval($_REQUEST['id'])
+    isset($_REQUEST['exec'])
+    and $_REQUEST['exec'] == 'puce_statut'
+    and isset($_REQUEST['id'])
+    and !intval($_REQUEST['id'])
 ) {
-	$ecran_securite_raison = "puce_statut";
+    $ecran_securite_raison = "puce_statut";
 }
 if (
-	isset($_REQUEST['action'])
-	and $_REQUEST['action'] == 'configurer'
+    isset($_REQUEST['action'])
+    and $_REQUEST['action'] == 'configurer'
 ) {
-	if (
-		@file_exists('inc_version.php')
-		or @file_exists('ecrire/inc_version.php')
-	) {
-		function action_configurer() {
-			include_spip('inc/autoriser');
-			if (!autoriser('configurer', _request('configuration'))) {
-				include_spip('inc/minipres');
-				echo minipres(_T('info_acces_interdit'));
-				exit;
-			}
-			require _DIR_RESTREINT . 'action/configurer.php';
-			action_configurer_dist();
-		}
-	}
+    if (
+        @file_exists('inc_version.php')
+        or @file_exists('ecrire/inc_version.php')
+    ) {
+        function action_configurer() {
+            include_spip('inc/autoriser');
+            if (!autoriser('configurer', _request('configuration'))) {
+                include_spip('inc/minipres');
+                echo minipres(_T('info_acces_interdit'));
+                exit;
+            }
+            require _DIR_RESTREINT . 'action/configurer.php';
+            action_configurer_dist();
+        }
+    }
 }
 if (
-	isset($_REQUEST['action'])
-	and $_REQUEST['action'] == 'ordonner_liens_documents'
-	and isset($_REQUEST['ordre'])
-	and is_string($_REQUEST['ordre'])
+    isset($_REQUEST['action'])
+    and $_REQUEST['action'] == 'ordonner_liens_documents'
+    and isset($_REQUEST['ordre'])
+    and is_string($_REQUEST['ordre'])
 ) {
-	$ecran_securite_raison = "ordre a la chaine";
+    $ecran_securite_raison = "ordre a la chaine";
 }
 
 
@@ -407,29 +407,29 @@ 
  * Bloque les requêtes contenant %00 (manipulation d'include)
  */
 if (strpos(
-	(function_exists('get_magic_quotes_gpc') and @get_magic_quotes_gpc())
-		? stripslashes(serialize($_REQUEST))
-		: serialize($_REQUEST),
-	chr(0)
+    (function_exists('get_magic_quotes_gpc') and @get_magic_quotes_gpc())
+        ? stripslashes(serialize($_REQUEST))
+        : serialize($_REQUEST),
+    chr(0)
 ) !== false) {
-	$ecran_securite_raison = "%00";
+    $ecran_securite_raison = "%00";
 }
 
 /*
  * Bloque les requêtes fond=formulaire_
  */
 if (
-	isset($_REQUEST['fond'])
-	and preg_match(',^formulaire_,i', $_REQUEST['fond'])
+    isset($_REQUEST['fond'])
+    and preg_match(',^formulaire_,i', $_REQUEST['fond'])
 ) {
-	$ecran_securite_raison = "fond=formulaire_";
+    $ecran_securite_raison = "fond=formulaire_";
 }
 
 /*
  * Bloque les requêtes du type ?GLOBALS[type_urls]=toto (bug vieux php)
  */
 if (isset($_REQUEST['GLOBALS'])) {
-	$ecran_securite_raison = "GLOBALS[GLOBALS]";
+    $ecran_securite_raison = "GLOBALS[GLOBALS]";
 }
 
 /*
@@ -438,14 +438,14 @@ 
  * les paginations entremélées
  */
 if (_IS_BOT) {
-	if (
-		(isset($_REQUEST['echelle']) and isset($_REQUEST['partie_cal']) and isset($_REQUEST['type']))
-		or (strpos((string)$_SERVER['REQUEST_URI'], 'debut_') and preg_match(',[?&]debut_.*&debut_,', (string)$_SERVER['REQUEST_URI']))
-		or (isset($_REQUEST['calendrier_annee']) and strpos((string)$_SERVER['REQUEST_URI'], 'debut_'))
-		or (isset($_REQUEST['calendrier_annee']) and preg_match(',[?&]calendrier_annee=.*&calendrier_annee=,', (string)$_SERVER['REQUEST_URI']))
-	) {
-		$ecran_securite_raison = "robot agenda/double pagination";
-	}
+    if (
+        (isset($_REQUEST['echelle']) and isset($_REQUEST['partie_cal']) and isset($_REQUEST['type']))
+        or (strpos((string)$_SERVER['REQUEST_URI'], 'debut_') and preg_match(',[?&]debut_.*&debut_,', (string)$_SERVER['REQUEST_URI']))
+        or (isset($_REQUEST['calendrier_annee']) and strpos((string)$_SERVER['REQUEST_URI'], 'debut_'))
+        or (isset($_REQUEST['calendrier_annee']) and preg_match(',[?&]calendrier_annee=.*&calendrier_annee=,', (string)$_SERVER['REQUEST_URI']))
+    ) {
+        $ecran_securite_raison = "robot agenda/double pagination";
+    }
 }
 
 /*
@@ -453,82 +453,82 @@ 
  * Bloque un XSS sur une page inexistante
  */
 if (isset($_REQUEST['page'])) {
-	if ($_REQUEST['page'] == 'test_cfg') {
-		$ecran_securite_raison = "test_cfg";
-	}
-	if ($_REQUEST['page'] !== htmlspecialchars((string)$_REQUEST['page'])) {
-		$ecran_securite_raison = "xsspage";
-	}
-	if (
-		$_REQUEST['page'] == '404'
-		and isset($_REQUEST['erreur'])
-	) {
-		$ecran_securite_raison = "xss404";
-	}
+    if ($_REQUEST['page'] == 'test_cfg') {
+        $ecran_securite_raison = "test_cfg";
+    }
+    if ($_REQUEST['page'] !== htmlspecialchars((string)$_REQUEST['page'])) {
+        $ecran_securite_raison = "xsspage";
+    }
+    if (
+        $_REQUEST['page'] == '404'
+        and isset($_REQUEST['erreur'])
+    ) {
+        $ecran_securite_raison = "xss404";
+    }
 }
 
 /*
  * XSS par array
  */
 foreach (array('var_login') as $var) {
-	if (isset($_REQUEST[$var]) and is_array($_REQUEST[$var])) {
-		$ecran_securite_raison = "xss " . $var;
-	}
+    if (isset($_REQUEST[$var]) and is_array($_REQUEST[$var])) {
+        $ecran_securite_raison = "xss " . $var;
+    }
 }
 
 /*
  * Parade antivirale contre un cheval de troie
  */
 if (!function_exists('tmp_lkojfghx')) {
-	function tmp_lkojfghx() {}
-	function tmp_lkojfghx2($a = 0, $b = 0, $c = 0, $d = 0) {
-		// si jamais on est arrivé ici sur une erreur php
-		// et qu'un autre gestionnaire d'erreur est défini, l'appeller
-		if ($b && $GLOBALS['tmp_xhgfjokl']) {
-			call_user_func($GLOBALS['tmp_xhgfjokl'], $a, $b, $c, $d);
-		}
-	}
+    function tmp_lkojfghx() {}
+    function tmp_lkojfghx2($a = 0, $b = 0, $c = 0, $d = 0) {
+        // si jamais on est arrivé ici sur une erreur php
+        // et qu'un autre gestionnaire d'erreur est défini, l'appeller
+        if ($b && $GLOBALS['tmp_xhgfjokl']) {
+            call_user_func($GLOBALS['tmp_xhgfjokl'], $a, $b, $c, $d);
+        }
+    }
 }
 if (isset($_POST['tmp_lkojfghx3'])) {
-	$ecran_securite_raison = "gumblar";
+    $ecran_securite_raison = "gumblar";
 }
 
 /*
  * Outils XML mal sécurisés < 2.0.9
  */
 if (isset($_REQUEST['transformer_xml'])) {
-	$ecran_securite_raison = "transformer_xml";
+    $ecran_securite_raison = "transformer_xml";
 }
 
 /*
  * Outils XML mal sécurisés again
  */
 if (isset($_REQUEST['var_url']) and $_REQUEST['var_url'] and isset($_REQUEST['exec']) and $_REQUEST['exec'] == 'valider_xml') {
-	$url = trim($_REQUEST['var_url']);
-	if (
-		strncmp($url, '/', 1) == 0
-		or (($p = strpos($url, '..')) !== false and strpos($url, '..', $p + 3) !== false)
-		or (($p = strpos($url, '..')) !== false and strpos($url, 'IMG', $p + 3) !== false)
-		or (strpos($url, '://') !== false or strpos($url, ':\\') !== false)
-	) {
-		$ecran_securite_raison = 'URL interdite pour var_url';
-	}
+    $url = trim($_REQUEST['var_url']);
+    if (
+        strncmp($url, '/', 1) == 0
+        or (($p = strpos($url, '..')) !== false and strpos($url, '..', $p + 3) !== false)
+        or (($p = strpos($url, '..')) !== false and strpos($url, 'IMG', $p + 3) !== false)
+        or (strpos($url, '://') !== false or strpos($url, ':\\') !== false)
+    ) {
+        $ecran_securite_raison = 'URL interdite pour var_url';
+    }
 }
 
 /*
  * Sauvegarde mal securisée < 2.0.9
  */
 if (
-	isset($_REQUEST['nom_sauvegarde'])
-	and strstr((string)$_REQUEST['nom_sauvegarde'], '/')
+    isset($_REQUEST['nom_sauvegarde'])
+    and strstr((string)$_REQUEST['nom_sauvegarde'], '/')
 ) {
-	$ecran_securite_raison = 'nom_sauvegarde manipulee';
+    $ecran_securite_raison = 'nom_sauvegarde manipulee';
 }
 if (
-	isset($_REQUEST['znom_sauvegarde'])
-	and strstr((string)$_REQUEST['znom_sauvegarde'], '/')
+    isset($_REQUEST['znom_sauvegarde'])
+    and strstr((string)$_REQUEST['znom_sauvegarde'], '/')
 ) {
-	$ecran_securite_raison = 'znom_sauvegarde manipulee';
+    $ecran_securite_raison = 'znom_sauvegarde manipulee';
 }
 
 
@@ -537,57 +537,57 @@ 
  * on vérifie 'page' pour ne pas bloquer ... drupal
  */
 if (
-	isset($_REQUEST['op']) and isset($_REQUEST['page'])
-	and $_REQUEST['op'] !== preg_replace('/[^\\-\w]/', '', $_REQUEST['op'])
+    isset($_REQUEST['op']) and isset($_REQUEST['page'])
+    and $_REQUEST['op'] !== preg_replace('/[^\\-\w]/', '', $_REQUEST['op'])
 ) {
-	$ecran_securite_raison = 'op';
+    $ecran_securite_raison = 'op';
 }
 
 /*
  * Forms & Table ne se méfiait pas assez des uploads de fichiers
  */
 if (count($_FILES)) {
-	foreach ($_FILES as $k => $v) {
-		if (
-			preg_match(',^fichier_\d+$,', $k)
-			and preg_match(',\.php,i', $v['name'])
-		) {
-			unset($_FILES[$k]);
-		}
-	}
+    foreach ($_FILES as $k => $v) {
+        if (
+            preg_match(',^fichier_\d+$,', $k)
+            and preg_match(',\.php,i', $v['name'])
+        ) {
+            unset($_FILES[$k]);
+        }
+    }
 }
 /*
  * et Contact trop laxiste avec une variable externe
  * on bloque pas le post pour eviter de perdre des donnees mais on unset la variable et c'est tout
  */
 if (isset($_REQUEST['pj_enregistrees_nom']) and $_REQUEST['pj_enregistrees_nom']) {
-	unset($_REQUEST['pj_enregistrees_nom']);
-	unset($_GET['pj_enregistrees_nom']);
-	unset($_POST['pj_enregistrees_nom']);
+    unset($_REQUEST['pj_enregistrees_nom']);
+    unset($_GET['pj_enregistrees_nom']);
+    unset($_POST['pj_enregistrees_nom']);
 }
 
 /*
  * reinstall=oui un peu trop permissif
  */
 if (
-	isset($_REQUEST['reinstall'])
-	and $_REQUEST['reinstall'] == 'oui'
+    isset($_REQUEST['reinstall'])
+    and $_REQUEST['reinstall'] == 'oui'
 ) {
-	$ecran_securite_raison = 'reinstall=oui';
+    $ecran_securite_raison = 'reinstall=oui';
 }
 
 /*
  * Pas d'action pendant l'install
  */
 if (isset($_REQUEST['exec']) and $_REQUEST['exec'] === 'install' and isset($_REQUEST['action'])) {
-	$ecran_securite_raison = 'install&action impossibles';
+    $ecran_securite_raison = 'install&action impossibles';
 }
 
 /*
  * Échappement xss referer
  */
 if (isset($_SERVER['HTTP_REFERER'])) {
-	$_SERVER['HTTP_REFERER'] = strtr($_SERVER['HTTP_REFERER'], '<>"\'', '[]##');
+    $_SERVER['HTTP_REFERER'] = strtr($_SERVER['HTTP_REFERER'], '<>"\'', '[]##');
 }
 
 
@@ -595,7 +595,7 @@ 
  * Echappement HTTP_X_FORWARDED_HOST
  */
 if (isset($_SERVER['HTTP_X_FORWARDED_HOST'])) {
-	$_SERVER['HTTP_X_FORWARDED_HOST'] = strtr($_SERVER['HTTP_X_FORWARDED_HOST'], "<>?\"\{\}\$'` \r\n", '____________');
+    $_SERVER['HTTP_X_FORWARDED_HOST'] = strtr($_SERVER['HTTP_X_FORWARDED_HOST'], "<>?\"\{\}\$'` \r\n", '____________');
 }
 
 
@@ -603,9 +603,9 @@ 
  * Pas d'erreur dans l'erreur
  */
 if (isset($_REQUEST['var_erreur']) and isset($_REQUEST['page']) and $_REQUEST['page'] === 'login') {
-	if (strlen($_REQUEST['var_erreur']) !== strcspn($_REQUEST['var_erreur'], '<>')) {
-		$ecran_securite_raison = 'var_erreur incorrecte';
-	}
+    if (strlen($_REQUEST['var_erreur']) !== strcspn($_REQUEST['var_erreur'], '<>')) {
+        $ecran_securite_raison = 'var_erreur incorrecte';
+    }
 }
 
 
@@ -613,30 +613,30 @@ 
  * Réinjection des clés en html dans l'admin r19561
  */
 if (
-	(isset($_SERVER['REQUEST_URI']) and strpos($_SERVER['REQUEST_URI'], "ecrire/") !== false)
-	or isset($_REQUEST['var_memotri'])
+    (isset($_SERVER['REQUEST_URI']) and strpos($_SERVER['REQUEST_URI'], "ecrire/") !== false)
+    or isset($_REQUEST['var_memotri'])
 ) {
-	$zzzz = implode("", array_keys($_REQUEST));
-	if (strlen($zzzz) != strcspn($zzzz, '<>"\'')) {
-		$ecran_securite_raison = 'Cle incorrecte en $_REQUEST';
-	}
+    $zzzz = implode("", array_keys($_REQUEST));
+    if (strlen($zzzz) != strcspn($zzzz, '<>"\'')) {
+        $ecran_securite_raison = 'Cle incorrecte en $_REQUEST';
+    }
 }
 
 /*
  * Injection par connect
  */
 if (
-	isset($_REQUEST['connect'])
-	// cas qui permettent de sortir d'un commentaire PHP
-	and (
-		strpos($_REQUEST['connect'], "?") !== false
-		or strpos($_REQUEST['connect'], "<") !== false
-		or strpos($_REQUEST['connect'], ">") !== false
-		or strpos($_REQUEST['connect'], "\n") !== false
-		or strpos($_REQUEST['connect'], "\r") !== false
-	)
+    isset($_REQUEST['connect'])
+    // cas qui permettent de sortir d'un commentaire PHP
+    and (
+        strpos($_REQUEST['connect'], "?") !== false
+        or strpos($_REQUEST['connect'], "<") !== false
+        or strpos($_REQUEST['connect'], ">") !== false
+        or strpos($_REQUEST['connect'], "\n") !== false
+        or strpos($_REQUEST['connect'], "\r") !== false
+    )
 ) {
-	$ecran_securite_raison = "malformed connect argument";
+    $ecran_securite_raison = "malformed connect argument";
 }
 
 
@@ -644,9 +644,9 @@ 
  * _oups donc
  */
 if (
-	isset($_REQUEST['_oups'])
-	and base64_decode($_REQUEST['_oups'], true) === false) {
-	$ecran_securite_raison = "malformed _oups argument";
+    isset($_REQUEST['_oups'])
+    and base64_decode($_REQUEST['_oups'], true) === false) {
+    $ecran_securite_raison = "malformed _oups argument";
 }
 
 
@@ -654,23 +654,23 @@ 
  * S'il y a une raison de mourir, mourons
  */
 if (isset($ecran_securite_raison)) {
-	header("HTTP/1.0 403 Forbidden");
-	header("Expires: Wed, 11 Jan 1984 05:00:00 GMT");
-	header("Cache-Control: no-cache, must-revalidate");
-	header("Pragma: no-cache");
-	header("Content-Type: text/html");
-	header("Connection: close");
-	die("<html><title>Error 403: Forbidden</title><body><h1>Error 403</h1><p>You are not authorized to view this page ($ecran_securite_raison)</p></body></html>");
+    header("HTTP/1.0 403 Forbidden");
+    header("Expires: Wed, 11 Jan 1984 05:00:00 GMT");
+    header("Cache-Control: no-cache, must-revalidate");
+    header("Pragma: no-cache");
+    header("Content-Type: text/html");
+    header("Connection: close");
+    die("<html><title>Error 403: Forbidden</title><body><h1>Error 403</h1><p>You are not authorized to view this page ($ecran_securite_raison)</p></body></html>");
 }
 
 /*
  * Un filtre filtrer_entites securise
  */
 if (!function_exists('filtre_filtrer_entites_dist')) {
-	function filtre_filtrer_entites_dist($t) {
-		include_spip('inc/texte');
-		return interdire_scripts(filtrer_entites($t));
-	}
+    function filtre_filtrer_entites_dist($t) {
+        include_spip('inc/texte');
+        return interdire_scripts(filtrer_entites($t));
+    }
 }
 
 
@@ -684,35 +684,35 @@ 
  * Bloque les bots quand le load déborde
  */
 if (!defined('_ECRAN_SECURITE_LOAD')) {
-	define('_ECRAN_SECURITE_LOAD', 4);
+    define('_ECRAN_SECURITE_LOAD', 4);
 }
 
 if (
-	defined('_ECRAN_SECURITE_LOAD')
-	and _ECRAN_SECURITE_LOAD > 0
-	and _IS_BOT
-	and !_IS_BOT_FRIEND
-	and $_SERVER['REQUEST_METHOD'] === 'GET'
-	and (
-		(function_exists('sys_getloadavg')
-			and $load = sys_getloadavg()
-			and is_array($load)
-			and $load = array_shift($load))
-		or
-		(@is_readable('/proc/loadavg')
-			and $load = file_get_contents('/proc/loadavg')
-			and $load = floatval($load))
-	)
-	and $load > _ECRAN_SECURITE_LOAD // eviter l'evaluation suivante si de toute facon le load est inferieur a la limite
-	and rand(0, (int) ($load * $load)) > _ECRAN_SECURITE_LOAD * _ECRAN_SECURITE_LOAD
+    defined('_ECRAN_SECURITE_LOAD')
+    and _ECRAN_SECURITE_LOAD > 0
+    and _IS_BOT
+    and !_IS_BOT_FRIEND
+    and $_SERVER['REQUEST_METHOD'] === 'GET'
+    and (
+        (function_exists('sys_getloadavg')
+            and $load = sys_getloadavg()
+            and is_array($load)
+            and $load = array_shift($load))
+        or
+        (@is_readable('/proc/loadavg')
+            and $load = file_get_contents('/proc/loadavg')
+            and $load = floatval($load))
+    )
+    and $load > _ECRAN_SECURITE_LOAD // eviter l'evaluation suivante si de toute facon le load est inferieur a la limite
+    and rand(0, (int) ($load * $load)) > _ECRAN_SECURITE_LOAD * _ECRAN_SECURITE_LOAD
 ) {
-	//https://webmasters.stackexchange.com/questions/65674/should-i-return-a-429-or-503-status-code-to-a-bot
-	header("HTTP/1.0 429 Too Many Requests");
-	header("Retry-After: 300");
-	header("Expires: Wed, 11 Jan 1984 05:00:00 GMT");
-	header("Cache-Control: no-cache, must-revalidate");
-	header("Pragma: no-cache");
-	header("Content-Type: text/html");
-	header("Connection: close");
-	die("<html><title>Status 429: Too Many Requests</title><body><h1>Status 429</h1><p>Too Many Requests (try again soon)</p></body></html>");
+    //https://webmasters.stackexchange.com/questions/65674/should-i-return-a-429-or-503-status-code-to-a-bot
+    header("HTTP/1.0 429 Too Many Requests");
+    header("Retry-After: 300");
+    header("Expires: Wed, 11 Jan 1984 05:00:00 GMT");
+    header("Cache-Control: no-cache, must-revalidate");
+    header("Pragma: no-cache");
+    header("Content-Type: text/html");
+    header("Connection: close");
+    die("<html><title>Status 429: Too Many Requests</title><body><h1>Status 429</h1><p>Too Many Requests (try again soon)</p></body></html>");
 }