Added controller part of PWM LED for Ratcam plugin.

plugin_ratcam.py

@@ -7,6 +7,7 @@ from specialized.plugin_picamera import PiCameraRootPlugin
 from specialized.plugin_buffered_recorder import BufferedRecorderPlugin
 from specialized.plugin_motion_detector import MotionDetectorResponder, MotionDetectorCameraPlugin
 from specialized.plugin_telegram import TelegramProcessBase, handle_command, TelegramRootPlugin
+from specialized.plugin_pwmled import PWMLedPlugin
 import os
 import logging
 from misc.logging import camel_to_snake
@@ -45,7 +46,8 @@ class KnownPluginsCache:
  MotionDetectorCameraPlugin: find_plugin(MotionDetectorCameraPlugin, Process.CAMERA),
  PiCameraRootPlugin: find_plugin(PiCameraRootPlugin, Process.CAMERA),
  StillPlugin: find_plugin(StillPlugin, Process.CAMERA),
- TelegramRootPlugin: find_plugin(TelegramRootPlugin, Process.TELEGRAM)
+ TelegramRootPlugin: find_plugin(TelegramRootPlugin, Process.TELEGRAM),
+ PWMLedPlugin: find_plugin(PWMLedPlugin, Process.MAIN)
  }
 
  def _clear_plugins_cache(self):
@@ -66,6 +68,11 @@ class KnownPluginsCache:
  self._ensure_plugins_cache()
  return self._plugins_cache[MotionDetectorCameraPlugin]
 
+ @property
+ def pwm_led_plugin(self):
+ self._ensure_plugins_cache()
+ return self._plugins_cache[PWMLedPlugin]
+
  @property
  def still_plugin(self):
  self._ensure_plugins_cache()
@@ -152,6 +159,43 @@ class RatcamTelegramPlugin(TelegramProcessBase, MediaReceiver, MotionDetectorRes
  except ValueError:
  self.root_telegram_plugin.reply_message(upd, 'Please specify \'on\' or \'off\' or nothing.')
 
+ @handle_command('light', pass_args=True)
+ def cmd_detect(self, upd, args):
+ if len(args) not in (0, 1):
+ return # More than one argument is not something we handle
+ if self.pwm_led_plugin is None:
+ self.root_telegram_plugin.reply_message(upd, 'Cannot offer LED light, the %s is not loaded.' %
+ PWMLedPlugin.plugin_name())
+ return
+ if len(args) == 0:
+ light_value = self.pwm_led_plugin.value
+ if light_value is None:
+ self.root_telegram_plugin.reply_message(upd, 'Cannot offer LED light, pin number not set.')
+ else:
+ self.root_telegram_plugin.reply_message(upd, 'Light is %s (set at %d%%).' %
+ (bool_desc(light_value > 0), int(100. * light_value)))
+ else:
+ # Try a float first
+ light_value = None
+ try:
+ light_value = float(args[0])
+ except ValueError:
+ try:
+ # Try a bool then
+ if fuzzy_bool(args[0]):
+ light_value = 1.
+ else:
+ light_value = 0.
+ except ValueError:
+ self.root_telegram_plugin.reply_message(upd, 'Please specify \'on\' or \'off\' or a valid number.')
+ return
+ if light_value == self.pwm_led_plugin.value:
+ self.root_telegram_plugin.reply_message(upd, 'Light is already set to %d%%.' % int(100. * light_value))
+ else:
+ self.pwm_led_plugin.value = light_value
+ _log.info('[%s] set the light to %d%%.', user_desc(upd), int(100. * light_value))
+ self.root_telegram_plugin.reply_message(upd, 'Setting light to %d%%.' % int(100. * light_value))
+
  @handle_command('photo')
  def cmd_photo(self, upd):
  if self.still_plugin is None: