Currency Table
From A-SMIL.org
Summary
This sample implements a live currency exchange chart.The live currency data is obtained from internet resource using PHP programming. Fixed_Playlist,_Dynamic_Content– SMIL skill used here to update the live currency data to the SMIL player.
Obtain live currency data from web
There are plenty currency resource available over internet, this sample grab currency data from CNBC. Open source dom parser used here to parse the currency data from the web page:
//snapshot from the php code include_once('simple_html_dom.php'); // include dom parser $html = file_get_html('http://www.cnbc.com/id/24509219'); // assign source $currency[$x]=$html->find('div[align=right]',$x)->plaintext; // find the currency element
Fixed playlist , dymamic content
The live currency data will be save as PNG image, player will update the image every 60 seconds.
<par repeatCount="indefinite"> <seq dur="60s" /> <!-- refresh interval --> <seq> <prefetch src="currency1.png" /> <prefetch src="currency2.png" /> <prefetch src="currency3.png" /> <prefetch src="currency4.png" /> <prefetch src="currency5.png" /> <prefetch src="currency6.png" /> <prefetch src="currency7.png" /> <prefetch src="currency8.png" /> <prefetch src="currency9.png" /> </seq> </par>