Module:SummarySnippet: Difference between revisions

Revision as of 01:05, 25 May 2025

Documentation for this module may be created at Module:SummarySnippet/doc

local p = {}

function p.fromPage(frame)
    local input = frame.args[1] or ""
    
    -- Extract and clean up the title from [[Page]] or [[Page|Display]]
    local raw = mw.ustring.match(input, "%[%[(.-)%]%]") or input
    local titleText = mw.text.split(raw, "|")[1]
    
    -- Resolve title object
    local title = mw.title.new(titleText)
    
    if not title then
        return "Invalid page title: " .. titleText
    end

    -- Get content and return preview if it exists
    if title.exists then
        local content = title:getContent()
        if content then
            local preview = mw.ustring.sub(content, 1, 150)
            return preview .. "..."
        else
            return "No content on: " .. title.fullText
        end
    else
        return "Page does not exist: " .. titleText
    end
end

return p

@@ Line 1: / Line 1: @@
 local p = {}
--- Trims whitespace from a string
-local function trim(s)
-	return s:match("^%s*(.-)%s*$")
-end
 function p.fromPage(frame)
-	local page = frame.args[1]
+    local input = frame.args[1] or ""
-	local length = tonumber(frame.args[2]) or 150
+    -- Extract and clean up the title from [[Page]] or [[Page|Display]]
-	if not page or page == '' then
+    local raw = mw.ustring.match(input, "%[%[(.-)%]%]") or input
-		return "No page name provided."
+    local titleText = mw.text.split(raw, "|")[1]
-	end
+    -- Resolve title object
-	local title = mw.title.new(page)
+    local title = mw.title.new(titleText)
-	if not title or not title.exists then
-		return "Page parameter: " .. tostring(page)
+    if not title then
-	end
+        return "Invalid page title: " .. titleText
+    end
-	local text = title:getContent()
-	if not text then
-		return "No content for page: " .. page
-	end
-	-- Strip templates and formatting
-	text = mw.text.killMarkers(text)
-	text = mw.ustring.gsub(text, '{{.-}}', '')
-	text = mw.ustring.gsub(text, '%[%[.-%|', '')
-	text = mw.ustring.gsub(text, '%[%[', '')
-	text = mw.ustring.gsub(text, '%]%]', '')
-	text = mw.ustring.gsub(text, "''+", "")
-	text = text:gsub("\n", " ")
-	text = text:gsub("%s+", " ")
-	text = trim(text)
-	if #text > length then
+    -- Get content and return preview if it exists
-		return mw.ustring.sub(text, 1, length) .. "..."
+    if title.exists then
-	else
+        local content = title:getContent()
-		return text
+        if content then
-	end
+            local preview = mw.ustring.sub(content, 1, 150)
+            return preview .. "..."
+        else
+            return "No content on: " .. title.fullText
+        end
+    else
+        return "Page does not exist: " .. titleText
+    end
 end
 return p