Output specific image dimensions to Soliloquy slides, based on slider ID

soliloquy-image-dimensions.php

/**
* Plugin Name: Soliloquy - Output Specific Images Sizes Based on Slider ID
* Plugin URI: http://soliloquywp.com
* Version: 1.0
* Author: Erica Franz
* Author URI: http://fatpony.me/
* Description: Output specific image dimensions to Soliloquy slides, based on slider ID
*/

/**
* Exclude the Soliloquy CPT from search results
*
* @param string $attributes     Image HTML attributes
* @param int|string $id 	The ID for the slide.
* @param array $item    	Array of data for the slide.
* @param array $data    	Array of data for the slider.
* @param int $i         	The number of the slide in the slider.
* @return string 		Image HTML attributes
*/
function soliloquy_output_custom_slider_image_sizes( $attributes, $id, $item, $data, $i ) {
	
        // IDs of sliders to output image dimensions in
	$slidersToAddDimensions = array(
		18,
		42
	);
	$ID = $data['id'];

	// Check if we need to output image dimensions in these sliders
	if ( !in_array( $ID, $slidersToAddDimensions ) ) {
		return $dimensions;
	}

	// Add dimensions to Slider ID 18, but not ID 42
	if ( $ID = 18 && $ID != 42 ) {
		$dimensions .= ' height="300" width="300"';
	}
	
	// Add dimensions to Slider ID 42, but not ID 18
	if ( $ID = 42 && $ID != 18 ) {
		$dimensions .= ' height="500" width="500"';
	}
	
	return $dimensions;
	
}
add_filter( 'soliloquy_output_image_attr', 'soliloquy_output_custom_slider_image_sizes', 10, 5 );