Fixed main page HTML reference when placed in virtualserver root

[www.energie.vellum.cz.git] / common.php
diff --git a/common.php b/common.php

index 1d4c8c7..ab99ea7 100644 (file)
--- a/common.php
+++ b/common.php
@@ -25,6 +25,9 @@
         else if (ereg("[[:<:]]Mozilla/([0-9]+)\\.",$user_agent,$mozilla_major_a))
                 $mozilla_major=$mozilla_major_a[1];
  
+       $have_style=!isset($mozilla_major) || $mozilla_major!=4;
+       $have_css=true; // doesn't hurt anybody AFAIK
+
  function addpercents($url)
  {
         $r=$c="";
@@ -40,7 +43,7 @@ function fatal($msg="UNKNOWN")
  {
         global $admin_mail;
  
-       print("\n<br /><h1 class=\"error\">Nastala chyba pøi zpracování: $msg!</h1>\n"
+       print("\n<p>&nbsp;<br />&nbsp;</p><hr /><h1 class=\"error\">Nastala chyba pøi zpracování: $msg!</h1>\n"
                         ."<p>Mù¾ete tento problém nahlásit <a href=\"mailto:$admin_mail\">správci tohoto webu</a>.</p>\n");
         footer();
  }
@@ -147,7 +150,10 @@ function month_a($year,$month,$month_last=0,$sequential=0)
  
  function img_size($width,$height)
  {
-       return("style=\"border:0;width:${width}px;height:${height}px\" width=\"$width\" height=\"$height\"");
+       global $have_style;
+
+       return(($have_style ? "style=\"border:0;width:${width}px;height:${height}px\"" : "border=\"0\"")
+                       ." width=\"$width\" height=\"$height\"");
  }
  
  function img($file,$alt,$attrs="")
@@ -298,7 +304,16 @@ function image_supported($mime)
         return(false);
  }
  
-function footer()
+// PHP dirname() is broken: ("/1/2/3"=>"/1/2", "/1"->"/")
+function dirnameslashed($filename)
+{
+       $r=dirname($filename);
+       if (substr($r,-1)!="/")
+               $r.="/";
+       return($r);
+}
+
+function footer($delimit=true)
  {
         // deadlock prevention:
         global $footer_passed;
@@ -307,8 +322,9 @@ function footer()
         $footer_passed=true;
  
         global $cvs_id_html,$viewcvs,$viewcvs,$HTTP_SERVER_VARS;
+       if ($delimit)
+               print("<p>&nbsp;</p>\n");
         ?>
-<p>&nbsp;</p>
  <hr />
  <table border="0" width="100%">
  <tr><td align="left"><span class="cvs-id"><?php print($cvs_id_html); ?></span></td><td align="right"><a
@@ -335,7 +351,7 @@ function no_cache()
  
  function heading()
  {
-       global $msie_major,$mozilla_major,$title_tail,$head_css,$head;
+       global $msie_major,$mozilla_major,$title_tail,$head_css,$have_css,$head;
  
         header("Content-type: text/html; charset=iso-8859-2");
         if (!isset($msie_major) || $msie_major>=4)
@@ -346,8 +362,9 @@ function heading()
  <head><title>Energie &amp; peníze<?php
         if (isset($title_tail))
                 print(": $title_tail");
-?></title>
-<style type="text/css"><!--
+       print("</title>\n");
+       if ($have_css) {
+?><style type="text/css"><!--
  .cvs-id  { font-family: monospace; }
  .error   { color: red;    background-color: transparent; }
  .quote   { font-family: monospace; }
@@ -359,9 +376,10 @@ body {
  :visited { color: teal;   background-color: transparent; }
  h1,h2    { color: yellow; background-color: transparent; }
  <?php
-       if (isset($head_css))
-               print(trim($head_css)."\n");
-       print("--></style>\n");
+               if (isset($head_css))
+                       print(trim($head_css)."\n");
+               print("--></style>\n");
+               }
         if (isset($head))
                 print($head);
         print("</head><body");