Feature #306 - Removing the function replace_accents(). This function is not needed anymore.

main/document/document.php

@@ -515,9 +515,7 @@ if($is_allowed_to_edit || $group_member_with_upload_rights) // TEACHER ONLY
 		{
 			$added_slash = ($curdirpath=='/')?'':'/';
 			$dir_name = $curdirpath.$added_slash.replace_dangerous_char($post_dir_name);
-			$clean_val=disable_dangerous_file($dir_name);
-			$clean_val=replace_accents($dir_name);
-			$dir_name=$clean_val;
+			$dir_name = disable_dangerous_file($dir_name);
 			$dir_check=$base_work_dir.''.$dir_name;
 
 			if(!is_dir($dir_check))

main/inc/lib/fileUpload.lib.php

@@ -248,10 +248,8 @@ function handle_uploaded_document($_course,$uploaded_file,$base_work_dir,$upload
 	}
 	else
 	{
-	//clean up the name and prevent dangerous files
-	//remove strange characters
+		//clean up the name, only ASCII characters should stay.
 		$clean_name = replace_dangerous_char($uploaded_file['name']);
-	$clean_name = replace_accents($clean_name);
 		//no "dangerous" files
 		$clean_name = disable_dangerous_file($clean_name);
 		if(!filter_extension($clean_name))
@@ -265,8 +263,9 @@ function handle_uploaded_document($_course,$uploaded_file,$base_work_dir,$upload
 			//echo "<br/>clean name = ".$clean_name;
 			//echo "<br/>upload_path = ".$upload_path;
 			//if the upload path differs from / (= root) it will need a slash at the end
-		if ($upload_path!='/')
+			if ($upload_path!='/') {
 				$upload_path = $upload_path.'/';
+			}
 			//echo "<br/>upload_path = ".$upload_path;
 			$file_path = $upload_path.$clean_name;
 			//echo "<br/>file path = ".$file_path;
@@ -1905,7 +1904,7 @@ $handle=opendir($path);
  * @param	string	The accentuated string
  * @return	string	The escaped string, not absolutely correct but satisfying
  */
-function replace_accents($string, $encoding = null){
+function replace_accents($string, $encoding = null) {
 	/*
 	global $charset;
 	$string = api_htmlentities($string,ENT_QUOTES,$charset);
@@ -1918,7 +1917,7 @@ function replace_accents($string, $encoding = null){
 /**
  *  @deprecated Use transliteration instead, it is applicable for all languages.
  */
-function remove_accents($string, $encoding = null){
+function remove_accents($string, $encoding = null) {
 	/*
 	$string = strtr ( $string, "<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "AAAAAAaaaaaaOOOOOOooooooEEEEeeeeCcIIIIiiiiUUUUuuuuyNn");
 	return $string;

main/newscorm/learnpath.class.php

@@ -4931,7 +4931,6 @@ class learnpath {
 		//is already escaped twice when it gets here
 		$title = replace_dangerous_char(stripslashes($_POST['title']));
 		$title = disable_dangerous_file($title);
-		$title = replace_accents($title);
 
 		$filename = $title;
 		$content = $_POST['content_lp'];

main/newscorm/lp_admin_view.php

@@ -240,10 +240,9 @@ if (isset($_POST['save_audio']))
 			$file_name = $_FILES[$key]['name'];
 			$file_name=stripslashes($file_name);
 			//add extension to files without one (if possible)
-			$file_name=add_ext_on_mime($file_name,$_FILES[$key]['type']);
+			$file_name = add_ext_on_mime($file_name,$_FILES[$key]['type']);
 
 			$clean_name = replace_dangerous_char($file_name);
-			$clean_name = replace_accents($clean_name);
 			//no "dangerous" files
 			$clean_name = disable_dangerous_file($clean_name);
 

main/wiki/wiki.inc.php

@@ -1718,7 +1718,7 @@ function export2doc($wikiTitle, $wikiContents, $groupId)
 	}
 
 	$exportDir = api_get_path(SYS_COURSE_PATH).api_get_course_path(). '/document'.$groupPath;
-	$exportFile = replace_dangerous_char(replace_accents($wikiTitle), 'strict' ) . $groupPart;
+	$exportFile = replace_dangerous_char($wikiTitle, 'strict') . $groupPart;
 
 	$wikiContents = stripslashes($wikiContents);
 	$wikiContents = trim(preg_replace("/\[\[|\]\]/", " ", $wikiContents));

main/work/work.lib.php

@@ -523,9 +523,8 @@ function display_student_publications_list($work_dir,$sub_course_dir,$currentCou
 
 					$values = $form_folder -> exportValues();
 					$values = $values['my_group'];
-					$dir_name = disable_dangerous_file($values['dir_name']);
-					$dir_name = replace_accents($values['dir_name']);
 					$dir_name = replace_dangerous_char($values['dir_name']);
+					$dir_name = disable_dangerous_file($dir_name);
 					update_dir_name($mydir,$dir_name);
 					$mydir = $my_sub_dir.$dir_name;
 					$dir = $dir_name;
@@ -754,9 +753,8 @@ function get_subdirs_list($basedir='',$recurse=0){
 	$dirs_list = array();
 	$dh = opendir($basedir);
 	while($entry = readdir($dh)) {
-		$entry = replace_accents($entry);
-		$entry = disable_dangerous_file($entry);
 		$entry = replace_dangerous_char($entry);
+		$entry = disable_dangerous_file($entry);
 		if(is_dir($basedir.$entry) && $entry!='..' && $entry!='.') {
 			$dirs_list[] = $entry;
 			if($recurse==1) {
@@ -1026,10 +1024,9 @@ function update_dir_name($path, $new_name) {
 		} else {
 			$path_to_dir .= '/';
 		}
-		$new_name_filter=Security::remove_XSS($new_name);
-		$new_name=replace_accents($new_name_filter);
-		$new_name=disable_dangerous_file($new_name_filter);
-		//$new_name=replace_dangerous_char($new_name);
+		$new_name = Security::remove_XSS($new_name);
+		$new_name = replace_dangerous_char($new_name);
+		$new_name = disable_dangerous_file($new_name);
 
 		my_rename($base_work_dir.'/'.$path,$new_name);
 		$table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);

main/work/work.php

@@ -543,10 +543,10 @@ if (api_is_allowed_to_edit(null,true)) {
 
 			include_once (api_get_path(LIBRARY_PATH) . "fileUpload.lib.php");
 			$added_slash = (substr($cur_dir_path, -1, 1) == '/') ? '' : '/';
-			$filter_directoy=Security::remove_XSS($_POST['new_dir']);
-			$directory =disable_dangerous_file($filter_directoy);
-			$directory =replace_accents($filter_directoy);
-			$dir_name = $cur_dir_path . $added_slash . replace_dangerous_char($directory);
+			$directory = Security::remove_XSS($_POST['new_dir']);
+			$directory = replace_dangerous_char($directory);
+			$directory = disable_dangerous_file($directory);
+			$dir_name = $cur_dir_path . $added_slash . $directory;
 			$created_dir = create_unexisting_work_directory($base_work_dir, $dir_name);
 
 			// we insert here the directory in the table $work_table

tests/main/inc/lib/fileUpload.lib.test.php

@@ -300,14 +300,6 @@ class TestFileUpload extends UnitTestCase {
 			ob_end_clean();
 		}
 
-		function testreplace_accents() {
-			global $charset;
-			$string = api_htmlentities($string,ENT_QUOTES,$charset);
-			$res= replace_accents($string);
-			$this->assertTrue(is_string($res));
-			//var_dump($res);
-		}
-
 		function testreplace_img_path_in_html_file() {
 			global $_course;
 			$originalImgPath='';