PHP has_excerpt函数代码示例

/**
 * Adds "Continue Reading" link to custom post excerpts.
 */
function shadesofgray_custom_excerpt_more($output)
{
    if (has_excerpt() && !is_attachment()) {
        $output .= shadesofgray_continue_reading_link();
    }
    return $output;
}

function porto_get_excerpt($limit = 45, $more_link = true)
{
    global $porto_settings;
    if (!$limit) {
        $limit = 45;
    }
    if (has_excerpt()) {
        $content = strip_tags(strip_shortcodes(get_the_excerpt()));
    } else {
        $content = strip_tags(strip_shortcodes(get_the_content()));
    }
    $content = explode(' ', $content, $limit);
    if (count($content) >= $limit) {
        array_pop($content);
        if ($more_link) {
            $content = implode(" ", $content) . '... ';
        } else {
            $content = implode(" ", $content) . ' [...]';
        }
    } else {
        $content = implode(" ", $content);
    }
    if ($porto_settings['blog-excerpt-type'] == 'html') {
        $content = apply_filters('the_content', $content);
        $content = do_shortcode($content);
    }
    if ($more_link) {
        $content .= ' <a class="read-more" href="' . esc_url(apply_filters('the_permalink', get_permalink())) . '">' . __('read more', 'porto') . ' <i class="fa fa-angle-right"></i></a>';
    }
    if ($porto_settings['blog-excerpt-type'] != 'html') {
        $content = '<p class="post-excerpt">' . $content . '</p>';
    }
    return $content;
}

    function output($options)
    {
        global $dslc_active;
        $post_id = $options['post_id'];
        if ($dslc_active && is_user_logged_in() && current_user_can(DS_LIVE_COMPOSER_CAPABILITY)) {
            $dslc_is_admin = true;
        } else {
            $dslc_is_admin = false;
        }
        if ($dslc_is_admin) {
            $the_excerpt = __('Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.', 'live-composer-page-builder');
        } else {
            $the_excerpt = false;
        }
        if (is_singular() && get_post_type() !== 'dslc_templates' && has_excerpt()) {
            $post_id = get_the_ID();
            $post = get_post($post_id);
            $the_excerpt = apply_filters('get_the_excerpt', $post->post_excerpt);
        }
        $this->module_start($options);
        /* Module output starts here */
        if ($the_excerpt) {
            ?>
<div class="dslc-tp-excerpt"><?php 
            echo $the_excerpt;
            ?>
</div><?php 
        }
        /* Module output ends here */
        $this->module_end($options);
    }

/**
 * Adds a pretty "Continue Reading" link to custom post excerpts.
 *
 * To override this link in a child theme, remove the filter and add your own
 * function tied to the get_the_excerpt filter hook.
 *
 * @since iced_mocha 0.5
 * @return string Excerpt with a pretty "Continue Reading" link
 */
function iced_mocha_custom_excerpt_more($output)
{
    if (has_excerpt() && !is_attachment() && !get_post_type() == 'espresso_events') {
        $output .= iced_mocha_continue_reading_link();
    }
    return $output;
}

 function italystrap_custom_excerpt_more($output)
 {
     if (has_excerpt() && !is_attachment()) {
         $output .= italystrap_read_more_link();
     }
     return $output;
 }

/**
 * Adds a pretty "Continue Reading" link to custom post excerpts.
 *
 * To override this link in a child theme, remove the filter and add your own
 * function tied to the get_the_excerpt filter hook.
 */
function minileven_custom_excerpt_more($output)
{
    if (has_excerpt() && !is_attachment()) {
        $output .= minileven_continue_reading_link();
    }
    return $output;
}

/**
 * Adds a pretty "Continue Reading" link to custom post excerpts.
 */
function bootstrapthreeminimal_custom_excerpt_more($output)
{
    if (has_excerpt() && !is_attachment()) {
        $output .= bootstrapthreeminimal_continue_reading_link();
    }
    return $output;
}

/**
 * Adds a pretty "Continue Reading" link to custom post excerpts.
 *
 * To override this link in a child theme, remove the filter and add your own
 * function tied to the get_the_excerpt filter hook.
 */
function airmozilla_custom_excerpt_more($output)
{
    if (has_excerpt() && !is_attachment()) {
        $output .= airmozilla_continue_reading_link();
    }
    return $output;
}

 /**
  * Adds toolbox to excerpts wp pages -- can't use addWidget straight out
  * because when the filter on get_the_excerpt is added, it doesn't yet know
  * if it has an excerpt or not
  *
  * @param string $content Page contents
  * @return string Page content with our sharing button HTML added
  */
 public function addWidgetForExcerpt($content)
 {
     if (has_excerpt() || !is_single()) {
         $content = $this->addWidget($content);
     }
     return $content;
 }

function swp_get_excerpt_by_id($post_id)
{
    // Check if the post has an excerpt
    if (has_excerpt()) {
        $the_post = get_post($post_id);
        //Gets post ID
        $the_excerpt = $the_post->post_excerpt;
        // If not, let's create an excerpt
    } else {
        $the_post = get_post($post_id);
        //Gets post ID
        $the_excerpt = $the_post->post_content;
        //Gets post_content to be used as a basis for the excerpt
    }
    $excerpt_length = 100;
    //Sets excerpt length by word count
    $the_excerpt = strip_tags(strip_shortcodes($the_excerpt));
    //Strips tags and images
    $the_excerpt = str_replace(']]>', ']]>', $the_excerpt);
    $the_excerpt = strip_tags($the_excerpt);
    $excerpt_length = apply_filters('excerpt_length', 100);
    $excerpt_more = apply_filters('excerpt_more', ' ' . '[...]');
    $words = preg_split("/[\n\r\t ]+/", $the_excerpt, $excerpt_length + 1, PREG_SPLIT_NO_EMPTY);
    if (count($words) > $excerpt_length) {
        array_pop($words);
        // array_push($words, '…');
        $the_excerpt = implode(' ', $words);
    }
    $the_excerpt = preg_replace("/\r|\n/", "", $the_excerpt);
    return $the_excerpt;
}

/**
 * Based (with preserved compatibility) on Storefront Blog Excerpts plugin.
 */
function pbosfc_post_excerpt()
{
    if (!pbosfc_get_option('post_excerpt')) {
        storefront_post_content();
    } else {
        ?>
		<div class="entry-content" itemprop="articleBody">
			<?php 
        if (has_post_thumbnail()) {
            $thumb_size = pbosfc_get_option('excerpt_image_size');
            if ($thumb_size !== 'none') {
                $img_class = $thumb_size == 'thumbnail' ? apply_filters('woa_sf_blog_excerpt_image_float', pbosfc_get_option('excerpt_image_float')) : '';
                the_post_thumbnail($thumb_size, array('itemprop' => 'image', 'class' => "attachment-{$thumb_size} {$img_class}"));
            }
        }
        $content = do_shortcode(has_excerpt(get_the_ID()) ? get_the_excerpt() : get_the_content());
        $content = wp_trim_words($content, pbosfc_get_option('excerpt_word_count'), __('...', 'pbosfc'));
        echo apply_filters('the_excerpt', $content);
        ?>
			<p class="read-more"><a class="button"
			                        href="<?php 
        the_permalink();
        ?>
"><?php 
        echo __('Continue reading', 'pbosfc');
        ?>
</a>
			</p>
		</div><!-- .entry-content -->
		<?php 
    }
}

    function homepage_slider()
    {
        query_posts(array('posts_per_page' => -1, 'post__in' => get_option('sticky_posts'), 'meta_key' => '_thumbnail_id'));
        ?>
		<?php 
        if (have_posts()) {
            ?>
			<style>
				.bx-slider{display:none;}
			</style>
			<ul class="bx-slider">
				<?php 
            while (have_posts()) {
                the_post();
                echo '<li><a href="' . get_permalink() . '">';
                echo '<span class="bx-caption">';
                the_title('<h1>', '</h1>');
                if (has_excerpt()) {
                    echo '<p>';
                    the_excerpt();
                    echo '</p>';
                }
                echo '</span>';
                the_post_thumbnail('full', 'title="' . get_the_title() . '"');
                echo '</a></li>';
            }
            ?>
			</ul>
			<?php 
        }
        wp_reset_query();
    }

function cosmic_custom_excerpt_more($output)
{
    if (has_excerpt() && !is_attachment()) {
        $output .= cosmic_reading_link();
    }
    return $output;
}

/**
 * Creates a set of classes for each site entry upon display. Each entry is given the class of
 * 'hentry'. Posts are given category, tag, and author classes. Alternate post classes of odd,
 * even, and alt are added.
 *
 * @param string|array $class One or more classes to add to the class list.
 * @param int $post_id An optional post ID.
 * @return array
 * @since 1.1
 */
function momtaz_get_post_class($class = '', $post_id = 0)
{
    $classes = array();
    // Get post object
    $post = get_post($post_id);
    if (empty($post)) {
        return $classes;
    }
    // hAtom compliance.
    $classes[] = 'hentry';
    // Get post context.
    $context = momtaz_get_post_context($post_id);
    // Merge the classes array with post context.
    $classes = array_merge($classes, (array) $context);
    // Post taxonomies
    $post_taxonomies = get_post_taxonomies($post);
    if (!empty($post_taxonomies)) {
        foreach ($post_taxonomies as $taxonomy) {
            $terms = get_the_terms($post->ID, $taxonomy);
            if (!empty($terms)) {
                foreach ($terms as $term) {
                    $classes[] = 'term-' . sanitize_html_class($term->slug, $term->term_id);
                }
            }
        }
    }
    // Sticky posts.
    if (is_home() && !is_paged() && is_sticky($post->ID)) {
        $classes[] = 'sticky';
    }
    // Is this post protected by a password?
    if (post_password_required($post)) {
        $classes[] = 'post-password-required';
    }
    // Post alt class.
    if (!momtaz_is_the_single($post)) {
        static $post_alt = 0;
        $classes[] = 'set-' . ++$post_alt;
        $classes[] = $post_alt % 2 ? 'odd' : 'even';
    }
    // Has a custom excerpt?
    if (has_excerpt($post)) {
        $classes[] = 'has-excerpt';
    }
    // Custom classes.
    if (!empty($class)) {
        if (!is_array($class)) {
            $class = preg_split('#\\s+#', $class);
        }
        $classes = array_merge($classes, $class);
    }
    // Apply the WordPress filters.
    $classes = apply_filters('post_class', $classes, $class, $post->ID);
    // Apply the Momtaz FW filters.
    $classes = apply_filters('momtaz_get_post_class', $classes, $post);
    // Removes any duplicate and empty classes.
    $classes = array_unique(array_filter($classes));
    return $classes;
}

    /**
     * Displays the widget content
     *
     * @author	Konstantin Obeland
     * @since	1.1.0 - 08.03.2012
     * @access	public
     *
     * @param	array	$args
     * @param	array	$instance
     *
     * @return	void
     */
    public function widget($args, $instance)
    {
        if (!has_post_format('gallery', $instance['post_id'])) {
            return;
        }
        $attachments = get_children(array('post_parent' => $instance['post_id'], 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => 'ASC', 'orderby' => 'menu_order ID'));
        if (empty($attachments)) {
            return;
        }
        extract($args);
        echo str_replace('well ', '', $before_widget);
        if ($title = get_the_title($instance['post_id'])) {
            echo $before_title . '<a href="' . get_permalink($instance['post_id']) . '" title="' . sprintf(esc_attr__('Permalink to %s', 'the-bootstrap'), strip_tags($title)) . '" rel="bookmark">' . $title . '</a>' . $after_title;
        }
        ?>
		<div id="sidebar-gallery-slider" class="carousel slide">

			<!-- Carousel items -->
			<div class="carousel-inner">
				<?php 
        foreach ($attachments as $attachment) {
            ?>
				<figure class="item">
					<?php 
            echo wp_get_attachment_image($attachment->ID, array(370, 278));
            if (has_excerpt($attachment->ID)) {
                ?>
					<figcaption class="carousel-caption">
						<h4><?php 
                echo get_the_title($attachment->ID);
                ?>
</h4>
						<p><?php 
                echo apply_filters('get_the_excerpt', $attachment->post_excerpt);
                ?>
</p>
					</figcaption>
					<?php 
            }
            ?>
				</figure>
				<?php 
        }
        ?>
			</div><!-- .carousel-inner -->
		
			<!-- Carousel nav -->
			<a class="carousel-control left" href="#sidebar-gallery-slider" data-slide="prev"><?php 
        _ex('&lsaquo;', 'carousel-control', 'the-bootstrap');
        ?>
</a>
			<a class="carousel-control right" href="#sidebar-gallery-slider" data-slide="next"><?php 
        _ex('&rsaquo;', 'carousel-control', 'the-bootstrap');
        ?>
</a>
		</div><!-- #sidebar-gallery-slider .carousel .slide -->
		<?php 
        echo $after_widget;
    }