From: short <>
Date: Fri, 21 Jun 2002 16:26:25 +0000 (+0000)
Subject: Prevent indexing of pages with multiple months of the content, any
X-Git-Url: https://git.jankratochvil.net/?p=www.energie.vellum.cz.git;a=commitdiff_plain;h=2f422c6ef946eb94deec0c14e0218951a22a3f0f

Prevent indexing of pages with multiple months of the content, any
websearch robot should get indexed the right one specific page anyway.
 - "meta-robots-noindex" used as 'robots.txt' is not capable of QUERY_STRING
---

diff --git a/common.php b/common.php
index 8a7b6ed..34f3ec6 100644
--- a/common.php
+++ b/common.php
@@ -67,7 +67,7 @@ function fatal($msg="UNKNOWN")
 {
 	global $admin_mail;
 
-	heading(false/*title*/); // it is always safe
+	heading(false/*title*/,false/*indexme*/); // notitle is always safe, don't index the error message
 	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();
@@ -710,7 +710,7 @@ function no_cache()
 	header("Pragma: no-cache");                                // HTTP/1.0
 }
 
-function heading($title=true)
+function heading($title=true,$indexme=true)
 {
 	global $msie_major,$mozilla_major,$title_tail,$head_css,$have_css,$head,$heading_done,$title_prefix,$force_charset;
 
@@ -755,6 +755,7 @@ h1,h2    { color: yellow; background-color: transparent; }
 			print(trim($head_css)."\n");
 		print("--></style>\n");
 		}
+	print('<meta name="robots" content="'.($indexme ? "" : "no" ).'index,follow" />'."\n");
 	if (isset($head))
 		print($head);
 	print("</head><body");
diff --git a/obsah.php b/obsah.php
index 1213d27..eb262e1 100644
--- a/obsah.php
+++ b/obsah.php
@@ -21,7 +21,11 @@
 	$head_css="
 .page { font-style: italic; }
 ";
-	heading();
+
+	// Prevent indexing of pages with multiple months of the content, any
+	// websearch robot should get indexed the right one specific page anyway.
+	heading(true/*title*/,($year && $month)/*indexme*/);
+
 	print("<h1>$title_tail</h1>\n");
 
 	$result=db_query("select year,month,month_last,contents from $tb_obsah"