Suche für Aka's Blog

plugins/akasblog_search.lua

@@ -0,0 +1,94 @@
+do
+
+local makeOurDate = function(dateString)
+  local pattern = "(%d+)%-(%d+)%-(%d+)"
+  local year, month, day = dateString:match(pattern)
+  return day..'.'..month..'.'..year
+end
+
+local function search_post(tag)
+  local url = 'http://akamaru.de/?json=get_search_results&search='..tag
+  local res,code  = http.request(url)
+  local data = json:decode(res).posts[1]
+  if code ~= 200 then return "HTTP-Fehler" end
+  if not data then return "Nichts gefunden!" end
+ 
+  local title = data.title
+  -- Character encoding
+  title = string.gsub(title, "´", "´")
+  title = string.gsub(title, "&", "&")
+  title = string.gsub(title, ">", ">")
+  title = string.gsub(title, """, '"')
+  title = string.gsub(title, "&lt;", "<")
+  title = string.gsub(title, "&mdash;", "—")
+  title = string.gsub(title, "&nabla;", "∇")
+  title = string.gsub(title, "&ndash;", "–")
+  title = string.gsub(title, "&Psi;", "ψ")
+  title = string.gsub(title, "&psi;", "ψ")
+  title = string.gsub(title, "&raquo;", "»")
+  title = string.gsub(title, "&szlig;", "ß")
+  title = string.gsub(title, "&trade;", "™")
+  title = string.gsub(title, "&#038;", "&")
+  title = string.gsub(title, "&#039;", "'")
+  title = string.gsub(title, "&#39;", "'")
+  title = string.gsub(title, "&#124;", "|")
+  title = string.gsub(title, "&#160;", " ")
+  title = string.gsub(title, "&#187;", "»")
+  title = string.gsub(title, "&#223;", "ß")
+  title = string.gsub(title, "&#8211;", "–")
+  title = string.gsub(title, "&#8217;", "'")
+  title = string.gsub(title, "&#8220;", "“")
+  title = string.gsub(title, "&#8221;", "”")
+  title = string.gsub(title, "&#8222;", "„")
+  title = string.gsub(title, "&#8249;", "‹")
+  title = string.gsub(title, "&#8364;", "€") 
+  -- Ä Ö Ü
+  title = string.gsub(title, "&auml;", "ä")
+  title = string.gsub(title, "&Auml;", "Ä")
+  title = string.gsub(title, "&#228;", "ä")
+  title = string.gsub(title, "&#196;", "Ä")
+  title = string.gsub(title, "&ouml;", "ö")
+  title = string.gsub(title, "&Ouml;", "Ö")
+  title = string.gsub(title, "&#246;", "ö")
+  title = string.gsub(title, "&#214;", "Ö")
+  title = string.gsub(title, "&uuml;", "ü")
+  title = string.gsub(title, "&Uuml;", "Ü")
+  title = string.gsub(title, "&#252;", "ü")
+  title = string.gsub(title, "&#220;", "Ü")
+  
+  local from = data.author.name
+  local date = makeOurDate(data.date)
+  local content = string.match(data.excerpt, '<p>(.*)</p>')
+  local url = data.url
+  if data.thumbnail then
+    image_url = data.thumbnail
+  end
+  
+  local text = title..' ('..from..' am '..date..')\n\n'..content..'...\n'..url
+ 
+  if data.thumbnail then
+    return text, image_url
+  else
+    return text
+  end
+end
+
+local function run(msg, matches)
+local tag = matches[1]
+  local text, image_url = search_post(tag)
+  local receiver = get_receiver(msg)
+  if image_url then
+    local file = download_to_file(image_url)
+    send_photo(receiver, file, ok_cb, false)
+  end
+  return text
+end
+
+return {
+  description = "Suche für Aka's Blog", 
+  usage = "/aka [BEGRIFF]",
+  patterns = {"^/[Aa][Kk][Aa] (.*)$"},
+  run = run 
+}
+
+end