Ajout filtrage des bots par plage horaire

.gitattributes

@@ -2715,9 +2715,9 @@ library/fonctions/array.php -text
 library/fonctions/error.php -text
 library/fonctions/file_system.php -text
 library/fonctions/fonctions.php -text
-library/fonctions/phone.php -text
 library/fonctions/sql.php -text
 library/fonctions/string.php -text
+library/fonctions/useragent.php -text
 library/requires.php -text
 library/startup.php -text
 library/translation/en.mo -text
@@ -5200,4 +5200,5 @@ tests/library/ZendAfi/View/Helper/TreeViewFixtures.php -text
 tests/library/ZendAfi/View/Helper/TreeViewTest.php -text
 tests/library/ZendAfi/View/Helper/ViewHelperTestCase.php -text
 tests/library/ZendAfi/View/Helper/WebThumbnailTest.php -text
+tests/library/fonctions/UserAgentTest.php -text
 tests/phpunit.xml -text

index.php.default

@@ -22,6 +22,9 @@
 require('includes.php');
 
 try { 
+	if (isUserAgentBotAndNotAllowed())
+		exit;
+
 	setupOpac()->dispatch();
 } catch(Exception $e) {
 	echo $e->getMessage();

library/fonctions/fonctions.php

@@ -22,5 +22,5 @@ include_once( "string.php" );
 include_once( "error.php" );
 include_once( "sql.php" );
 include_once( "array.php" );
-include_once( "phone.php" );
+include_once( "useragent.php" );
 ?>
\ No newline at end of file

library/fonctions/phone.php → library/fonctions/useragent.php

@@ -18,7 +18,6 @@
  * along with AFI-OPAC 2.0; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA 
  */
-
 function isTelephone() {
 	if (!array_key_exists('HTTP_USER_AGENT', $_SERVER))
 		return false;
@@ -34,4 +33,31 @@ function isTelephone() {
 	return (isset($_SERVER['HTTP_X_WAP_PROFILE']) or isset($_SERVER['HTTP_PROFILE']) or preg_match($regex_match, strtolower($_SERVER['HTTP_USER_AGENT']))); 
 }
 
+
+function isUserAgentBot($useragent) {
+	return false !== strpos(strtoupper($useragent), 'BOT/');
+}
+
+
+function isUserAgentBotAndNotAllowed() {
+	defineConstant('BOT_ALLOWED_START_HOUR', 20);
+	defineConstant('BOT_ALLOWED_END_HOUR', 8);
+
+	return isUserAgentBotAndNotAllowedBetweenHours(isset($_SERVER['HTTP_USER_AGENT']) ? $_SERVER['HTTP_USER_AGENT'] : '',
+																								 BOT_ALLOWED_START_HOUR,
+																								 BOT_ALLOWED_END_HOUR);
+}
+
+
+function isUserAgentBotAndNotAllowedBetweenHours($agent, $start_hour, $end_hour) {
+	if (!isUserAgentBot($agent))
+		return false;
+		
+	$now = time();
+	$start = mktime($start_hour, 0, 0);
+	$end = mktime($end_hour, 0, 0);
+
+	return ($now < $start) && ($now > $end);
+}
+
 ?>
\ No newline at end of file

tests/library/fonctions/UserAgentTest.php

+<?php
+/**
+ * Copyright (c) 2012, Agence Française Informatique (AFI). All rights reserved.
+ *
+ * AFI-OPAC 2.0 is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE as published by
+ * the Free Software Foundation.
+ *
+ * There are special exceptions to the terms and conditions of the AGPL as it
+ * is applied to this software (see README file).
+ *
+ * AFI-OPAC 2.0 is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU AFFERO GENERAL PUBLIC LICENSE for more details.
+ *
+ * You should have received a copy of the GNU AFFERO GENERAL PUBLIC LICENSE
+ * along with AFI-OPAC 2.0; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA 
+ */
+
+class BotUserAgentTest extends PHPUnit_Framework_TestCase {
+	/** @test */
+	public function ifBotBetweenAllowedHoursShouldReturnFalse() {
+		$this->assertFalse(isUserAgentBotAndNotAllowedBetweenHours('googlebot/',
+																															 date('H')-1,
+																															 date('H')+2));
+	}
+
+
+	/** @test */
+	public function ifBotOutsideAllowedHoursShouldReturnTrue() {
+		$this->assertTrue(isUserAgentBotAndNotAllowedBetweenHours('googlebot/',
+																															date('H')+1,
+																															date('H')-2));
+	}
+
+
+	/** @test */
+	public function ifNotBotOutsideAllowedHoursShouldReturnFalse() {
+		$this->assertFalse(isUserAgentBotAndNotAllowedBetweenHours('firefox',
+																															 date('H')+1,
+																															 date('H')+2));
+	}
+}
+
+?>
\ No newline at end of file