Fixes #8640: Incorrect regex used for parsing tree versions (#8644)

Author: Wires77

src/Classes/TreeTab.lua

@@ -660,6 +660,7 @@ function TreeTabClass:OpenImportPopup()
 	local function decodeTreeLink(treeLink, newTreeVersion)
 		-- newTreeVersion is passed in as an output of validateTreeVersion(). It will always be a valid tree version text string
 		-- 20230908. We always create a new Spec()
+		ConPrintf("Tree version: " .. newTreeVersion)
 		local newSpec = new("PassiveSpec", self.build, newTreeVersion)
 		newSpec.title = controls.name.buf
 		local errMsg = newSpec:DecodeURL(treeLink)
@@ -734,7 +735,7 @@ function TreeTabClass:OpenImportPopup()
 						controls.import.enabled = true
 						return
 					else
-						decodeTreeLink(treeLink, validateTreeVersion(treeLink:match("tree/(%w+%-?%w*)"), treeLink:match(versionLookup)))
+						decodeTreeLink(treeLink, validateTreeVersion(treeLink:match("tree/(%l+%-?%l*)"), treeLink:match(versionLookup)))
 					end
 				end)
 			end
@@ -743,14 +744,14 @@ function TreeTabClass:OpenImportPopup()
 		elseif treeLink:match("poeskilltree.com/") then
 			local oldStyleVersionLookup = "/%?v=([0-9]+)%.([0-9]+)%.([0-9]+)%-?%w?%-?%w?#"
 			-- Strip the version from the tree : https://poeskilltree.com/?v=3.6.0#AAAABAMAABEtfIOFMo6-ksHfsOvu -> https://poeskilltree.com/AAAABAMAABEtfIOFMo6-ksHfsOvu
-			decodeTreeLink(treeLink:gsub("/%?v=.+#","/"), validateTreeVersion(treeLink:match("%-(%w+%-?%w*)#"), treeLink:match(oldStyleVersionLookup)))
+			decodeTreeLink(treeLink:gsub("/%?v=.+#","/"), validateTreeVersion(treeLink:match("%-(%l+%-?%l*)#"), treeLink:match(oldStyleVersionLookup)))
 		else
 			-- EG: https://www.pathofexile.com/passive-skill-tree/3.15.0/AAAABgMADI6-HwKSwQQHLJwtH9-wTLNfKoP3ES3r5AAA
 			-- EG: https://www.pathofexile.com/fullscreen-passive-skill-tree/3.15.0/AAAABgMADAQHES0fAiycLR9Ms18qg_eOvpLB37Dr5AAA
 			-- EG: https://www.pathofexile.com/passive-skill-tree/ruthless/AAAABgAAAAAA (Ruthless doesn't have versions)
 			-- EG: https://www.pathofexile.com/passive-skill-tree/ruthless-alternate/AAAABgAAAAAA
 			-- EG: https://www.pathofexile.com/passive-skill-tree/alternate/AAAABgAAAAAA
-			decodeTreeLink(treeLink, validateTreeVersion(treeLink:match("tree/(%w+%-?%w*)"), treeLink:match(versionLookup)))
+			decodeTreeLink(treeLink, validateTreeVersion(treeLink:match("tree/(%l+%-?%l*)"), treeLink:match(versionLookup)))
 		end
 	end)
 	controls.import.enabled = false