Programmatically add classes to site images

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Submitted by Kyle Levitan on Tue, 09/01/2015 - 16:41

Adding Bootstrap's img-responsive class to all site images.

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php
  1. /**
  2.  * Image Preprocesses
  3.  * Adds bootstrap class to all images
  4.  */
  5.  
  6. function yourTheme_preprocess_image(&$vars) {
  7. 	$vars['attributes']['class'][] = 'img-responsive';
  8.  
  9. 	// This test is for images that are displayed in 'original' format.
  10. 	// http://getbootstrap.com/css/#overview-responsive-images
  11. }
  12. function yourTheme_preprocess_image_style(&$vars) {
  13. 	$vars['attributes']['class'][] = 'img-responsive';
  14.  
  15. 	// This test is for images that have an image style or format applyed.
  16. 	// http://getbootstrap.com/css/#overview-responsive-images
  17. }