From 1869fac40e4a35975f2e3713d37589225ae4866e Mon Sep 17 00:00:00 2001
From: Aki <please@ignore.pl>
Date: Sat, 8 Aug 2020 00:40:28 +0200
Subject: Extended and moved out address resolution

---
 viewhtml | 24 +++++++++++++-----------
 1 file changed, 13 insertions(+), 11 deletions(-)

(limited to 'viewhtml')

diff --git a/viewhtml b/viewhtml
index 7303da2..44d0f39 100755
--- a/viewhtml
+++ b/viewhtml
@@ -39,24 +39,26 @@ set html [read $file]
 close $file
 set output [gumbo::parse $html]
 
-proc click {w x y} {
+proc makeAddress {address} {
 	global baseAddress
-	set range [$w tag prevrange href [$w index @$x,$y]]
-	set address [eval $w get $range]
-
-	# TODO: Handle external base address nicely
-	# TODO: Handle /-prefixed addresses
-	if {0 == [regexp {^https?.*} $address]} {
-		exec "./browse" "$baseAddress$address"
+	if {1 == [regexp {^https?.*} $address]} {
+		return "$address"
+	} elseif {1 == [regexp {^/.*} $address]} {
+		return "[regsub {(https?://[^/]+)/.*} $baseAddress {\1}]$address"
 	} else {
-		exec "./browse" $address
+		return "$baseAddress$address"
 	}
 }
 
+proc click {w x y} {
+	set range [$w tag prevrange href [$w index @$x,$y]]
+	set address [eval $w get $range]
+	exec "./browse" [makeAddress $address]
+}
+
 proc displayNode {node tagList} {
 	# TODO: Avoid using global variables.
 	global w
-	global baseAddress
 
 	set type [gumbo::node_get_type $node]
 	if {$type == $gumbo::GUMBO_NODE_ELEMENT} {
@@ -69,7 +71,7 @@ proc displayNode {node tagList} {
 		} elseif {$tag == "img"} {
 			$w insert end "\n"
 			set lattr [array get $attributes]
-			set path "$baseAddress[lindex $lattr [expr [lsearch -exact $lattr src] + 1]]"
+			set path [makeAddress [lindex $lattr [expr [lsearch -exact $lattr src] + 1]]]
 			set localPath [lindex [split [exec ./phttp $path] { }] 2]
 			image create photo $path -file $localPath
 			$w image create end -image $path
-- 
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