Add static pages to Soliloquy featured content slider. See http://calliaweb.co.uk/soliloquy-featured-content-slider/ for more details.

add-pages-to-soliloquy-featured-content-slider.php

<?php
// Do NOT include the opening php tag above
 
add_filter( 'soliloquy_output_single_item', 'jmw_soliloquy_add_custom_slides', 10, 5 );
/** 
 * Filter the Soliloquy slide html to append another slide. Works with version 2 of Soliloquy.
 *
 * @link http://soliloquywp.com/docs/appending-custom-slides-to-your-slider/
 *
 * @param string  $slider_html Existing slide HTML.
 * @param string  $slider_id   ID of the slider.
 * @param array   $image       Array of slide image details.
 * @param array   $data        Array of slider config data.
 * @param integer $slide_id    ID of the slide.
 *
 * @return string Amended slider HTML.
 */
function jmw_soliloquy_add_custom_slides( $slider_html, $slider_id, $image, $data, $slide_id ) {
 
	// Bail out early if we are not targeting our specific slider. Remove this if you want it to apply to all sliders.
	if ( 2843 !== $data['id']) {
		return $slider_html;
	}
	
	if ( 1 == $slide_id ) { // Add a slide after first post slide  	
		$slider_html .= jmw_soliloquy_generate_slide_html( '2763' );
	} elseif ( 2 == $slide_id ) { // Add a slide after second post slide
		$slider_html .= jmw_soliloquy_generate_slide_html( '2769' );
	}
 
	// Return the amended slider HTML with our custom slides.
	return $slider_html;
}
 
/** 
 * Generate slide html string for given page id.
 *
 * @param string  $page_id	The Page ID to generate the slide from.
 * 
 * @return string  		The HTML string for the slide.
 */
function jmw_soliloquy_generate_slide_html( $page_id ) {
	return sprintf(
		'<li class="soliloquy-item"><a href="%1$s"><img class="soliloquy-item-image" src="%2$s" title="%3$s" alt="%3$s" /></a><div class="soliloquy-caption"><div class="soliloquy-caption-inside soliloquy-fc-caption"><h2 class="soliloquy-fc-title">%4$s</h2></div></div></li>',
		esc_url( get_permalink( $page_id ) ),
		esc_url( wp_get_attachment_url( get_post_thumbnail_id( $page_id ) ) ),
		esc_attr( get_the_title( $page_id ) ),
		get_the_title( $page_id )
	);
}