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