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Mikubot-2/otouto/plugins/preview.lua
Andreas Bielawski fb9d3652f3 Upstream:
- self muss nicht mehr überall übergeben werden
- alle Plugins wurden angepasst

Eigene Updates:
- abort_inline_query() hinzugefügt
- Mehr Plugins zum Standard-Set hinzugefügt
- Eventuell noch etwas, was ich vergessen hab
2016-08-24 15:38:29 +02:00

76 lines
2.5 KiB
Lua

local preview = {}
preview.command = 'preview <link>'
function preview:init(config)
preview.triggers = utilities.triggers(self.info.username, config.cmd_pat):t('preview', true).table
preview.inline_triggers = {
"^pr (https?://[%w-_%.%?%.:/%+=&%~%%#]+)$"
}
preview.doc = [[*
]]..config.cmd_pat..[[preview* _<URL>_
Erstellt einen Preview-Link]]
end
function preview:inline_callback(inline_query, config, matches)
local preview_url = matches[1]
local res, code = https.request('https://brawlbot.tk/apis/simple_meta_api/?url='..URL.escape(preview_url))
if code ~= 200 then abort_inline_query(inline_query) return end
local data = json.decode(res)
if data.remote_code >= 400 then abort_inline_query(inline_query) return end
if data.title then
title = data.title
else
title = 'Kein Titel'
end
if data.description then
description = data.description
description_in_text = '\n'..description
else
description_in_text = ''
description = 'Keine Beschreibung verfügbar'
end
if data.only_name then
only_name = data.only_name
else
only_name = preview_url:match('^%w+://([^/]+)') -- we only need the domain
end
local message_text = '<b>'..title..'</b>'..description_in_text..'\n'..only_name
local results = '[{"type":"article","id":"77","title":"'..title..'","description":"'..description..'","url":"'..preview_url..'","thumb_url":"https://anditest.perseus.uberspace.de/inlineQuerys/generic/internet.jpg","thumb_width":150,"thumb_height":150,"hide_url":true,"reply_markup":{"inline_keyboard":[[{"text":"Webseite aufrufen","url":"'..preview_url..'"}]]},"input_message_content":{"message_text":"'..message_text..'","parse_mode":"HTML","disable_web_page_preview":true}}]'
utilities.answer_inline_query(inline_query, results, 3600, true)
end
function preview:action(msg)
local input = utilities.input_from_msg(msg)
if not input then
utilities.send_reply(msg, preview.doc, true)
return
end
input = utilities.get_word(input, 1)
if not input:match('^https?://.+') then
input = 'http://' .. input
end
local res = http.request(input)
if not res then
utilities.send_reply(msg, 'Bitte gebe einen validen Link an.')
return
end
if res:len() == 0 then
utilities.send_reply(msg, 'Sorry, dieser Link lässt uns keine Vorschau erstellen.')
return
end
-- Invisible zero-width, non-joiner.
local output = '<a href="' .. input .. '">' .. utilities.char.zwnj .. '</a>'
utilities.send_message(msg.chat.id, output, false, nil, 'HTML')
end
return preview