download_media plugin

plugins/download_media.lua

@@ -0,0 +1,44 @@
+local function callback(extra, success, result)
+  if success then
+    print('File downloaded to:', result)
+  else
+    print('Error downloading: '..extra)
+  end
+end
+
+local function run(msg, matches)
+  if msg.media then
+    if msg.media.type == 'document' then
+      load_document(msg.id, callback, msg.id)
+    end
+    if msg.media.type == 'photo' then
+      load_photo(msg.id, callback, msg.id)
+    end
+    if msg.media.type == 'video' then
+      load_video(msg.id, callback, msg.id)
+    end
+    if msg.media.type == 'audio' then
+      load_audio(msg.id, callback, msg.id)
+    end
+  end
+end
+
+local function pre_process(msg)
+  if not msg.text and msg.media then
+    msg.text = '['..msg.media.type..']'
+  end
+  return msg
+end
+
+return {
+  description = "When bot receives a media msg, download the media.",
+  usage = "",
+  run = run,
+  patterns = {
+    '%[(document)%]',
+    '%[(photo)%]',
+    '%[(video)%]',
+    '%[(audio)%]'
+  },
+  pre_process = pre_process
+}