rfe #2726479 [core] configurable maximal length of URL

ChangeLog

@@ -9,6 +9,7 @@ $HeadURL: https://phpmyadmin.svn.sourceforge.net/svnroot/phpmyadmin/trunk/phpMyA
 + patch #2794819 [navi] Filter for displayed table names,
   thanks to Michael Valushko - dylfin
 - bug #2794840 [core] Cannot redeclare pma_tableheader() 
+- rfe #2726479 [core] configurable maximal length of URL
 
 3.2.1.0 (not yet released)
 - bug #2799009 Login with ipv6 IP address breaks redirect

Documentation.html

@@ -1616,6 +1616,14 @@ $cfg['TrustedProxies'] =
     a sysadmin would set this parameter to <tt>FALSE</tt>. Default is <tt>TRUE</tt>.
     </dd>
 
+    <dt id="cfg_LinkLengthLimit">$cfg['LinkLengthLimit'] integer</dt>
+    <dd>
+    Limit for length of URL in links. When length would be above this limit, it
+    is replaced by form with button.
+    This is required as some web servers (IIS) have problems with long URLs.
+    Default is <code>1000</code>.
+    </dd>
+
     <dt id="cfg_NaviWidth">$cfg['NaviWidth'] integer</dt>
     <dd>Navi frame width in pixels. See <tt>themes/themename/layout.inc.php</tt>.
     </dd>

libraries/common.lib.php

@@ -1668,8 +1668,7 @@ function PMA_linkOrButton($url, $message, $tag_params = array(),
         $tag_params_strings[] = $par_name . '="' . $par_value . '"';
     }
 
-    // previously the limit was set to 2047, it seems 1000 is better
-    if (strlen($url) <= 1000) {
+    if (strlen($url) <= $GLOBALS['cfg']['LinkLengthLimit']) {
         // no whitespace within an <a> else Safari will make it part of the link
         $ret = "\n" . '<a href="' . $url . '" '
             . implode(' ', $tag_params_strings) . '>'

libraries/config.default.php

@@ -2335,6 +2335,13 @@ $cfg['TrustedProxies'] = array();
  */
 $cfg['CheckConfigurationPermissions'] = true;
 
+/**
+ * Limit for length of URL in links. When length would be above this limit, it
+ * is replaced by form with button.
+ * This is required as some web servers (IIS) have problems with long URLs.
+ */
+$cfg['LinkLengthLimit'] = 1000;
+
 /*******************************************************************************
  * SQL Parser Settings
  *