From ea1f20b132694037f8a3a8c3ed03e972d64f1a68 Mon Sep 17 00:00:00 2001
From: Adam Dickmeiss <adam@indexdata.dk>
Date: Fri, 9 Nov 2001 13:26:50 +0000
Subject: [PATCH] Robot follows <frame src=...>.

---
 robot.tcl |   52 +++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 51 insertions(+), 1 deletion(-)

diff --git a/robot.tcl b/robot.tcl
index f6d7900..f94c8d3 100755
--- a/robot.tcl
+++ b/robot.tcl
@@ -1,5 +1,5 @@
 #!/usr/bin/tclsh 
-# $Id: robot.tcl,v 1.26 2001/11/08 13:49:06 adam Exp $
+# $Id: robot.tcl,v 1.27 2001/11/09 13:26:50 adam Exp $
 #
 proc RobotFileNext1 {area lead} {
     # puts "RobotFileNext1 area=$area lead=$lead"
@@ -549,6 +549,56 @@ proc RobotTextHtml {url out} {
 		    }
 		}
 	    }
+        } -nonest frame {
+            if {![info exists parm(src)]} {
+	        puts "no src"
+	        continue
+            }
+	    if {[expr $distance <= $maxdistance]} {
+		set href [string trim $parm(src)]
+		if {![RobotHref $url href host path]} continue
+		
+		puts $out "<cr>"
+		puts $out "<identifier>$href</identifier>"
+		puts $out "<description></description>"
+		puts $out "</cr>"
+
+		if {![RobotFileExist visited $host $path]} {
+		    set olddistance 1000
+		    if {![RobotFileExist bad $host $path]} {
+			if {[RobotFileExist unvisited $host $path]} {
+			    set inf [RobotFileOpen unvisited $host $path r]
+			    RobotReadRecord $inf oldurl olddistance
+			    RobotFileClose $inf
+			}
+		    } else {
+			set olddistance 0
+		    }
+		    if {[string length $olddistance] == 0} {
+			set olddistance 1000
+		    }
+		    if {[expr $distance < $olddistance]} {
+			set outf [RobotFileOpen unvisited $host $path]
+			RobotWriteRecord $outf $url $distance
+			RobotFileClose $outf
+		    }
+		} elseif {[string compare $href $url]} {
+		    set inf [RobotFileOpen visited $host $path r]
+		    RobotReadRecord $inf xurl olddistance
+		    close $inf
+		    if {[string length $olddistance] == 0} {
+			set olddistance 1000
+		    }
+		    if {[expr $distance < $olddistance]} {
+			puts "OK remarking url=$url href=$href"
+			puts "olddistance = $olddistance"
+			puts "newdistance = $distance"
+		        set outf [RobotFileOpen unvisited $host $path]
+			RobotWriteRecord $outf $url $distance
+		        RobotFileClose $outf
+		    }
+		}
+	    }
 	}
 }
 
-- 
1.7.10.4