Custom index.php origin theme: first post content

<?php
/**
 * Index Template
 *
 * This is the default template.  It is used when a more specific template can't be found to display
 * posts.  It is unlikely that this template will ever be used, but there may be rare cases.
 *
 * @package Origin
 * @subpackage Template
 */

get_header(); // Loads the header.php template. ?>

    <?php do_atomic( 'before_content' ); // origin_before_content ?>

    <div id="content">

        <?php do_atomic( 'open_content' ); // origin_open_content ?>

        <div class="hfeed">

            <?php if ( have_posts() ) : ?>

            <?php $i = 1; ?>

                <?php while ( have_posts() ) : the_post(); ?>

                    <?php do_atomic( 'before_entry' ); // origin_before_entry ?>

                        <div id="post-<?php the_ID(); ?>" class="<?php hybrid_entry_class(); ?>">

                            <?php do_atomic( 'open_entry' ); // origin_open_entry ?>

                            <div class="sticky-header">

                                <?php echo apply_atomic_shortcode( 'entry_title', '[entry-title]' ); ?>

                                <?php echo apply_atomic_shortcode( 'byline', '<div class="byline">' . __( '[entry-published] &middot; by [entry-author] &middot; in [entry-terms taxonomy="category" before=""] [entry-edit-link before=" &middot; "]', 'origin' ) . '</div>' ); ?>

                            </div><!-- .sticky-header -->

                            <?php if ( $i == 1 ) { ?>

                                <div class="entry-content">

                                    <?php the_content(); ?>

                                    <?php wp_link_pages( array( 'before' => '<p class="page-links">' . __( 'Pages:', 'origin' ), 'after' => '</p>' ) ); ?>

                                </div><!-- .entry-content -->

                            <?php } else { ?>

                                <div class="entry-summary">
                                    <?php the_excerpt(); ?>
                                </div>

                            <?php } ?>

                            <?php do_atomic( 'close_entry' ); // origin_close_entry ?>

                        </div><!-- .hentry -->

                    <?php do_atomic( 'after_entry' ); // origin_after_entry ?>

                    <?php $i++; ?>

                <?php endwhile; ?>

            <?php else : ?>

                <?php get_template_part( 'loop-error' ); // Loads the loop-error.php template. ?>

            <?php endif; ?>

        </div><!-- .hfeed -->

        <?php do_atomic( 'close_content' ); // origin_close_content ?>

        <?php get_template_part( 'loop-nav' ); // Loads the loop-nav.php template. ?>

    </div><!-- #content -->

    <?php do_atomic( 'after_content' ); // origin_after_content ?>

<?php get_footer(); // Loads the footer.php template. ?>