saveMyStatus – A script to manage the chat statuses in a better way in Empathy

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Categories: Empathy, Python, Ubuntu
Posted on: 19th January 2012 by: Ishan Thilina Somasiri

This is a script I wrote long time ago.It will load the last used status when Empathy restarts or when one of the accounts of the user comes online. This functionality was not available in Empathy at the time I wrote this script. Every time I restart Empathy, its chat status was reset to “Available”. But now it seems that the new Empathy versions has the capability to remember the last used chat status (whether it was “Available”, “Busy”, “Away”, or “Invisible”).  But still Empathy cannot remember the chat status message that was used in the last time. This script adds all this functionality to Empathy.

How to use this:


(These guidelines are for Ubuntu 11.04 . But procedure will be lot common
in other Linux flavours too)

0) Get the code from https://github.com/ishanthilina/saveMyStatus

1).Create a folder named “.scripts” in the home directory. Copy this script to that folder.
2).Go to Startup Application Preferences (search for “startup” in dashboard).
3).Click Add.
4).Give any Name you like.
5).In Command, click on Browse and select your script from the file browser (which is in
/home//.scripts)
6).Add a comment if you like.

Now the script will run from the next time you login to the computer. Have fun. And don’t forget to give me feedback :-)

How to fix the Folderview screenlet properties dialog exception throw

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Categories: Linux, Python, Screenlets
Posted on: 15th January 2012 by: Ishan Thilina Somasiri

Folderview screenlet is one of the screenlets that I have found very useful. But it doesn’t function correctly with the new python version (python 2.7). When the option is selected to view the properties dialog it gives the following exception.

Traceback (most recent call last):

  File “/usr/lib/python2.7/site-packages/screenlets/__init__.py”, line 1913, in button_press

    self.menuitem_callback(widget,’info’)

  File “/usr/lib/python2.7/site-packages/screenlets/__init__.py”, line 2119, in menuitem_callback

    self.show_settings_dialog()

  File “/usr/lib/python2.7/site-packages/screenlets/__init__.py”, line 1570, in show_settings_dialog

    se.set_info(self.__name__, glib.markup_escape_text(self.__desc__), ‘(c) ‘ + glib.markup_escape_text(self.__author__), 

TypeError: glib.markup_escape_text() argument 1 must be string or read-only buffer, not None

 

It seems that the variable __desc__ is not set when calling the glib.markup_escape_text() method. So until some geek comes and fix this bug, we can use the following method to overcome this burden. (You’ll be able to follow the same procedure if you are getting this error for some other screenlet too :-D )

  • Open __init__.py  in /usr/lib/python2.7/site-packages/screenlets with root privileges. 
  • Find the line se.set_info(self.__name__, glib.markup_escape_text(self.__desc__), ‘(c) ‘ + glib.markup_escape_text(self.__author__) . This should approximately be in the line 1570.
  • Add the following code segment before that line.

if not self.__desc__:

self.__desc__=’Description not set’

(keep in mind that python is sensitive to indentations).

  • Save and restart the screenlet.
 

Congratulations…! You have fixed a bug in a very naive way….! .

Set brightness automatically at the startup in Linux

Categories: Linux, Python
Posted on: 25th September 2011 by: Ishan Thilina Somasiri

When ever I restart (or logout and login) my laptop the LCD display brightness is set to the maximum value. Even if I set the brightness settings in the power to the value I need, they won’t be in effect when I restart the machine.

 

To solve this problem I wrote the following python script. First you need to add it to the startup applications list. The command to be given in the startup applications is “python /<path>/<to>/<script>/setBrightness.py”.

 

By default, the script will set the brightness to the minimum value. But if you want to change this, you can do that by editing the value 0 of the “value” variable to any value between 0 to 100.

Download::

http://ishans.info/attachments/category/40/setBrightness.py

 

PS:

 

It seems that D-bus interfaces have been changed recently (From Gnome 3 onwards). So if you use Ubuntu 11.10 or any other gnome 3 compatible OS, please use the following script.

 

http://ishans.info/attachments/article/65/setBrightness.py

 

All of the above code can now be conveniently accessed from Git-hub via https://github.com/ishanthilina/setBrightness . There are branches for every version of the script.