--- docman.php	2002/07/29 14:17:05	1.32
+++ docman.php	2003/04/09 15:55:15	1.34
@@ -81,7 +81,9 @@
 	// location of html files
 	$html = $gblIncDir."/html";
 
-	LoadLanguage($HTTP_SERVER_VARS["HTTP_ACCEPT_LANGUAGE"]);
+	if (isset($HTTP_SERVER_VARS["HTTP_ACCEPT_LANGUAGE"])) {
+		LoadLanguage($HTTP_SERVER_VARS["HTTP_ACCEPT_LANGUAGE"]);
+	}
 
 	// for security and configuration
 	$realm=$HTTP_SERVER_VARS["HTTP_HOST"];
@@ -147,8 +149,8 @@
 	}
 	include("$html/footer.html");
 
-	global $debug;
-	if ($debug) print $debug;
+#	global $debug;
+#	if ($debug) print $debug;
 } // end function EndHTML
 
 //////////////////////////////////////////////////////////////////
@@ -707,6 +709,8 @@
 				$note_html=$dirNote[$key];
 			}
 
+			$dir_html = isBlank($dir,"directory");
+
 			include("$html/Navigate-dirEntry.html");
 
 		}  // iterate over dirs
@@ -782,9 +786,9 @@
 		$file_url_html.="\" TITLE=\"View file\">" ;
 
 		if (substr($file,0,5) != ".del/") {
-			$file_url_html .= $file . "</A>" . $a ;
+			$file_url_html .= isBlank($file) . "</A>" . $a ;
 		} else {
-			$file_url_html .= substr($file,5,strlen($file)-5) . "</a> <a href=\"$info_url#undelete\"><SPAN CLASS=deleted TITLE=\"deleted\">deleted</span></a>";
+			$file_url_html .= isBlank(substr($file,5,strlen($file)-5)) . "</a> <a href=\"$info_url#undelete\"><SPAN CLASS=deleted TITLE=\"deleted\">deleted</span></a>";
 		}
 
 		if (check_perm($relDir.$file,$gblPermNote)) {
@@ -1539,6 +1543,14 @@
 }
 
 //////////////////////////////////////////////////////////////////
+
+function isBlank($file,$what = "filename") {
+	if (trim($file) == "") return "<i>whitespace $what</i>";
+	if ($file == "") return "<i>no $what</i>";
+	return $file;
+}
+
+//////////////////////////////////////////////////////////////////
 // MAIN PROGRAM
 
 	$gblFilePerms = 0640 ;         // default for new files
@@ -1701,7 +1713,7 @@
 
 		$source = $FN_name ;
 		if (! file_exists($source)) {
-			Error("You must select file with browse to upload it!");
+			Error("You must select file with browse to upload it!","If file is too big, you might need to modify php configuration options <tt>post_max_size</tt> and <tt>upload_max_filesize</tt>",1);
 		}
 
 		if (HTTP_POST_VAR("FILENAME")) check_filename($FILENAME);