Module:PageSummary：修订间差异

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local function stripImages(text)

if not text or text == "" then return "" end

~~-- 模式全部重新写，避免复制隐藏字符~~

text = string.gsub(text, "%[%[(文件|Image|图像):", "[[File:")

text = string.gsub(text, "%[%[(分类|Category):", "[[Category:")

local out = {}

local i = 1

local len = #text

while i <= len do

if text:byte(i) == 91 and text:byte(i+1) == 91 then

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if i > 1200 then break end

end

return table.concat(out)

end

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local function cleanFinal(text)

if not text or text == "" then return "" end

~~-- 所有模式都重新手写，使用 string.gsub（模式是纯 ASCII）~~

text = string.gsub(text, "{{[^{}]*}}", "")

text = string.gsub(text, "<ref.-</?ref[^>]*>", "")

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text = string.gsub(text, "%s*\n%s*", " ")

text = string.gsub(text, "%s+", " ")

return mw.text.trim(text)

end

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local pageName = mw.text.trim(frame.args[1] or "")

if pageName == "" then return "" end

local title = mw.title.new(pageName)

if not title or not title.exists then return "" end

local content = title:getContent()

if not content or content == "" then return "" end

~~-- 简单清洗 content，避免传入 gsub 的文本有问题~~

content = string.gsub(content, "[\0-\31\127]", "") -- 清理控制字符

content = string.gsub(content, "[\0-\31\127]", "") -- ~~移除控制字符~~

local rawExcerpt = mw.ustring.sub(content, 1, 800) or ""

-- ~~提取第一张图片（使用 find + 手动截取）~~

-- 提取第一张图片

local firstImage = nil

local prefixes = {"File:", "文件:"}

for _, prefix in ipairs(prefixes) do

local ~~pattern~~ = "%[%[" .. prefix

local start = mw.ustring.find(rawExcerpt, "%[%[" .. prefix)

~~local start = mw.ustring.find(rawExcerpt, pattern~~)

if start then

local ~~pipePos~~ = mw.ustring.find(rawExcerpt, "|", start)

local pipe = mw.ustring.find(rawExcerpt, "|", start)

local ~~endPos~~ = mw.ustring.find(rawExcerpt, "%]%]", start)

local close = mw.ustring.find(rawExcerpt, "%]%]", start)

local boundary = ~~pipePos~~ or ~~endPos~~

local boundary = pipe or close

if boundary then

local candidate = mw.ustring.sub(rawExcerpt, start + #~~pattern~~ + 1, boundary - 1)

local candidate = mw.ustring.sub(rawExcerpt, start + #prefix + 1, boundary - 1)

candidate = mw.text.trim(candidate)

if candidate ~= "" and mw.ustring.find(candidate, "%.") then

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end

local step1 = stripImages(rawExcerpt) or ""

local cleanText = cleanFinal(step1) or ""

-- 摘要截断（安全版）

local targetLen = 120

local summary = cleanText

local ulen = mw.ustring.len(summary) or 0

if ulen > targetLen then

local temp = mw.ustring.sub(summary, 1, targetLen + 20)

local temp = mw.ustring.sub(summary, 1, targetLen + 25)

local breakPos = nil

for i = mw.ustring.len(temp), 1, -1 do

local ~~char~~ = mw.ustring.sub(temp, i, i)

local ch = mw.ustring.sub(temp, i, i)

if ~~char:match(~~"~~[ %s，。！？；：,…、]~~") then

-- 安全断点判断（避免复杂字符类）

if ch == " " or ch == "，" or ch == "。" or ch == "！" or ch == "？" or ch == "；" or ch == "：" or ch == "、" or ch == "…" then

breakPos = i

break

end

if breakPos and breakPos > targetLen - 30 then

summary = mw.ustring.sub(temp, 1, breakPos)

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summary = mw.ustring.sub(temp, 1, targetLen)

end

summary = mw.text.trim(summary) .. "…"

else

summary = mw.text.trim(summary)

end

-- HTML 输出

local container = mw.html.create('div')

:css('margin-bottom', '25px')

:css('display', 'flow-root')

container:tag('div')

:css('font-size', '1.3em')

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:css('border-bottom', '1px solid #eee')

:wikitext('[[' .. pageName .. ']]')

local textDiv = container:tag('div')

:css('line-height', '1.6')

:css('color', '#222')

:css('font-size', '14px')

if firstImage and firstImage ~= "" then

textDiv:wikitext('[[' .. firstImage .. '|120px|right|link=' .. pageName .. ']]')

end

textDiv:wikitext(summary)

return tostring(container)

end

return p