PHP get_comment_excerpt函数代码示例

 public function test_get_comment_excerpt_filtered()
 {
     $comment_id = self::factory()->comment->create(array('comment_content' => self::$bacon_comment));
     add_filter('comment_excerpt_length', array($this, '_filter_comment_excerpt_length'));
     $excerpt = get_comment_excerpt($comment_id);
     $this->assertEquals(10, count(explode(' ', $excerpt)));
 }

function wildcat_recent_comments()
{
    $comments = get_comments(array('number' => 5, 'date_query' => array(array('column' => 'comment_date', 'after' => '1 year ago'))));
    echo '<ul>';
    foreach ($comments as $comment) {
        $link = get_comment_link($comment->comment_ID);
        $author = get_comment_author($comment->comment_ID);
        $excerpt = get_comment_excerpt($comment->comment_ID);
        echo "<li><a href=\"{$link}\">{$author}</a>: {$excerpt}</li>";
    }
    echo "</ul>\n";
}

 function widget($args, $instance)
 {
     global $comments, $comment;
     $cache = wp_cache_get('widget_recent_notes', 'widget');
     if (!is_array($cache)) {
         $cache = array();
     }
     if (isset($cache[$args['widget_id']])) {
         echo $cache[$args['widget_id']];
         return;
     }
     extract($args, EXTR_SKIP);
     $output = '';
     $title = apply_filters('widget_title', empty($instance['title']) ? __('Recent Notes') : $instance['title']);
     if (!($number = (int) $instance['number'])) {
         $number = 5;
     } else {
         if ($number < 1) {
             $number = 1;
         }
     }
     if ($instance['datetime'] == 'date') {
         $new_instance['datetime'] = get_comment_date() . ": ";
     } elseif ($instance['datetime'] == 'date/time') {
         $new_instance['datetime'] = get_comment_date() . " at " . get_comment_time() . ": ";
     } else {
         $new_instance['datetime'] = null;
     }
     $datetime = $new_instance['datetime'];
     $comments = get_comments(array('number' => $number, 'status' => 'approve'));
     $output .= $before_widget;
     if ($title) {
         $output .= $before_title . $title . $after_title;
     }
     $output .= '<ul id="recentnotes">';
     if ($comments) {
         foreach ((array) $comments as $comment) {
             $output .= '<li class="recentnotes">' . sprintf(_x('%1$s', 'widgets'), $datetime . '<a href="' . esc_url(get_comment_link($comment->comment_ID)) . '">' . get_the_title($comment->comment_post_ID) . ': ' . get_comment_excerpt() . '</a>') . '</li>';
         }
     }
     $output .= '</ul>';
     $output .= $after_widget;
     echo $output;
     $cache[$args['widget_id']] = $output;
     wp_cache_set('widget_recent_notes', $cache, 'widget');
 }

    function widget($args, $instance)
    {
        extract($args);
        /* User-selected settings. */
        $title = apply_filters('widget_title', $instance['title']);
        $show_count = $instance['show_count'];
        $show_avatar = isset($instance['show_avatar']) ? $instance['show_avatar'] : false;
        $avatar_size = $instance['avatar_size'];
        $excerpt_length = $instance['excerpt_length'];
        /* Before widget (defined by themes). */
        echo $before_widget;
        /* Title of widget (before and after defined by themes). */
        if ($title) {
            echo $before_title . $title . $after_title;
        }
        $comments = get_comments(array('number' => $show_count, 'status' => 'approve', 'type' => 'comment'));
        echo '<ul class="recent-comments-list">';
        foreach ($comments as $comment) {
            $comm_title = get_the_title($comment->comment_post_ID);
            $comm_link = get_comment_link($comment->comment_ID);
            ?>

		<li>
			<?php 
            if ($show_avatar) {
                echo '<a href="' . $comm_link . '">' . get_avatar($comment, $size = $avatar_size) . '</a>';
            }
            ?>
			<a href="<?php 
            echo $comm_link;
            ?>
"><?php 
            echo $comment->comment_author;
            ?>
:</a> <?php 
            echo substr(get_comment_excerpt($comment->comment_ID), 0, $excerpt_length);
            ?>
&hellip;<div class="clear"></div>
		</li>

			<?php 
        }
        echo '</ul>';
        /* After widget (defined by themes). */
        echo $after_widget;
    }

 function widget($args, $instance)
 {
     global $comments, $comment;
     $cache = wp_cache_get('widget_recent_comments', 'widget');
     if (!is_array($cache)) {
         $cache = array();
     }
     if (!isset($args['widget_id'])) {
         $args['widget_id'] = $this->id;
     }
     if (isset($cache[$args['widget_id']])) {
         echo $cache[$args['widget_id']];
         return;
     }
     extract($args);
     $output = '';
     $title = apply_filters('widget_title', empty($instance['title']) ? __('Recent Comments', 'largo') : $instance['title'], $instance, $this->id_base);
     if (empty($instance['number']) || !($number = absint($instance['number']))) {
         $number = 5;
     }
     $comments = get_comments(apply_filters('widget_comments_args', array('number' => $number, 'status' => 'approve', 'post_status' => 'publish', 'type' => 'comment')));
     $output .= $before_widget;
     if ($title) {
         $output .= $before_title . $title . $after_title;
     }
     $output .= '<ul id="recentcomments">';
     if ($comments) {
         foreach ((array) $comments as $comment) {
             $output .= '<li class="recentcomments">';
             $output .= '<p class="comment-excerpt">&ldquo;' . get_comment_excerpt() . '&rdquo;</p>';
             $output .= '<p class="comment-meta">&mdash;&nbsp;' . get_comment_author_link() . ' on <a href="' . esc_url(get_comment_link($comment->comment_ID)) . '">' . get_the_title($comment->comment_post_ID) . '</a></p>';
             $output .= '</li>';
         }
     }
     $output .= '</ul>';
     $output .= $after_widget;
     echo $output;
     $cache[$args['widget_id']] = $output;
     wp_cache_set('widget_recent_comments', $cache, 'widget');
 }

/**
 * Techozoic Home Page Comment Preview
 *
 * Comment preview section on home page.  Pull comment excerpt for approved comments
 * displays in an unordered list at bottom of each post. 
 * 
 * @param       string  id of current post to pull comments for
 *
 * @access    public
 * @since     1.8.7
 */
function tech_comment_preview($ID)
{
    global $comment;
    $tech_comment_num = of_get_option('comment_preview_num', '3');
    $output = "";
    $comment_array = get_comments(array('post_id' => $ID, 'number' => $tech_comment_num, 'type' => 'comment', 'status' => 'approve'));
    if ($comment_array) {
        $output .= '<ul class="comment-preview">';
        foreach ($comment_array as $comment) {
            $output .= '<li class="comments-link">';
            $output .= '<div class="comment-author">';
            $output .= '<a href="' . get_comment_link() . '" title="' . $comment->comment_author . __(' posted on ', 'techozoic') . get_comment_date() . '">';
            $output .= $comment->comment_author . __(' posted on ', 'techozoic') . get_comment_date();
            $output .= '</a>';
            $output .= '</div>';
            $output .= '<div class="comment-text">';
            $output .= get_comment_excerpt($comment->comment_ID);
            $output .= '</div>';
            $output .= '</li>';
        }
        $output .= '</ul>';
    }
    print $output;
}

/**
 * Return activity action title
 * @param  array $args Activity arguments.
 * @return string
 * @since 2.4
 */
function ap_get_activity_action_title($args)
{
    $type = $args['type'];
    $content = '';
    $primary_user_link = ap_user_link($args['user_id']);
    $primary_user_name = ap_user_display_name(array('user_id' => $args['user_id']));
    $user = '<a href="' . $primary_user_link . '">' . $primary_user_name . '</a>';
    switch ($type) {
        case 'new_question':
            $question_title = '<a href="' . get_permalink($args['question_id']) . '">' . get_the_title($args['question_id']) . '</a>';
            $content .= sprintf(__('%s asked question %s', 'ap'), $user, $question_title);
            break;
        case 'new_answer':
            $answer_title = '<a href="' . get_permalink($args['item_id']) . '">' . get_the_title($args['item_id']) . '</a>';
            $content .= sprintf(__('%s answered on %s', 'ap'), $user, $answer_title);
            break;
        case 'new_comment':
            $question_title = '<a href="' . get_permalink($args['question_id']) . '">' . get_the_title($args['question_id']) . '</a>';
            $comment = '<span class="ap-comment-excerpt"><a href="' . get_comment_link($args['item_id']) . '">' . get_comment_excerpt($args['item_id']) . '</a></span>';
            $content .= sprintf(__('%s commented on question %s %s', 'ap'), $user, $question_title, $comment);
            break;
        case 'new_comment_answer':
            $title = '<a href="' . get_permalink($args['question_id']) . '">' . get_the_title($args['question_id']) . '</a>';
            $comment = '<span class="ap-comment-excerpt"><a href="' . get_comment_link($args['item_id']) . '">' . get_comment_excerpt($args['item_id']) . '</a></span>';
            $content .= sprintf(__('%s commented on answer %s %s', 'ap'), $user, $title, $comment);
            break;
        case 'edit_question':
            $question_title = '<a href="' . get_permalink($args['question_id']) . '">' . get_the_title($args['question_id']) . '</a>';
            $content .= sprintf(__('%s edited question %s', 'ap'), $user, $question_title);
            break;
        case 'edit_answer':
            $answer_title = '<a href="' . get_permalink($args['item_id']) . '">' . get_the_title($args['item_id']) . '</a>';
            $content .= sprintf(__('%s edited answer %s', 'ap'), $user, $answer_title);
            break;
        case 'edit_comment':
            $comment = '<a href="' . get_comment_link($args['item_id']) . '">' . get_comment_excerpt($args['item_id']) . '</a>';
            $question_title = '<a href="' . get_permalink($args['question_id']) . '">' . get_the_title($args['question_id']) . '</a>';
            $content .= sprintf(__('%s edited comment on %s %s', 'ap'), $user, $question_title, $comment);
            break;
        case 'answer_selected':
            $question_title = '<a href="' . get_permalink($args['question_id']) . '">' . get_the_title($args['question_id']) . '</a>';
            $content .= sprintf(__('%s selected best answer for %s', 'ap'), $user, $question_title);
            break;
        case 'answer_unselected':
            $question_title = '<a href="' . get_permalink($args['question_id']) . '">' . get_the_title($args['question_id']) . '</a>';
            $content .= sprintf(__('%s unselected best answer for question %s', 'ap'), $user, $question_title);
            break;
        case 'status_updated':
            $title = '<a href="' . get_permalink($args['question_id']) . '">' . get_the_title($args['question_id']) . '</a>';
            $content .= sprintf(__('%s updated status of question %s', 'ap'), $user, $title);
            break;
        case 'status_updated_answer':
            $title = '<a href="' . get_permalink($args['item_id']) . '">' . get_the_title($args['item_id']) . '</a>';
            $content .= sprintf(__('%s updated status of answer %s', 'ap'), $user, $title);
            break;
    }
    return apply_filters('ap_activity_action_title', $content, $args);
}

        ?>
            {
                'author_name':    <?php 
        echo cf_json_encode(get_comment_author());
        ?>
,
                'author_url':    <?php 
        echo cf_json_encode(get_comment_author_url());
        ?>
,
                'date':            <?php 
        echo cf_json_encode(get_comment_date('m/d/Y h:i A'));
        ?>
,
                'excerpt':        <?php 
        echo cf_json_encode(str_replace(array("\r\n", "\n", "\r"), '<br />', get_comment_excerpt()));
        ?>
,
                'type':            <?php 
        echo cf_json_encode($comment_type);
        ?>
            }
<?php 
        $count++;
    }
}
?>
        ],
        'trackback_url': <?php 
echo cf_json_encode(get_trackback_url());
?>

 public function edit_comment($comment_id)
 {
     $comment = get_comment($comment_id);
     $post = get_post($comment->comment_post_ID);
     if (!('question' == $post->post_type || 'answer' == $post->post_type)) {
         return;
     }
     $activity_arr = array('item_id' => $comment->comment_ID, 'permalink' => get_comment_link($comment), 'parent_type' => 'comment');
     $user = ap_activity_user_name(get_current_user_id());
     $comment_excerpt = '<span class="ap-comment-excerpt"><a href="' . get_comment_link($comment->comment_ID) . '">' . get_comment_excerpt($comment->comment_ID) . '</a></span>';
     $post_title = '<a class="ap-q-link" href="' . wp_get_shortlink($comment->comment_post_ID) . '">' . get_the_title($comment->comment_post_ID) . '</a>';
     if ($post->post_type == 'question') {
         $activity_arr['type'] = 'new_comment';
         $activity_arr['question_id'] = $comment->comment_post_ID;
         $activity_arr['content'] = sprintf(__('%s commented on question %s %s', 'anspress-question-answer'), $user, $post_title, $comment_excerpt);
     } else {
         $activity_arr['type'] = 'new_comment_answer';
         $activity_arr['question_id'] = $post->post_parent;
         $activity_arr['answer_id'] = $comment->comment_post_ID;
         $activity_arr['content'] = sprintf(__('%s commented on answer %s %s', 'anspress-question-answer'), $user, $post_title, $comment_excerpt);
     }
     $activity_id = ap_new_activity($activity_arr);
     // Add comment activity meta.
     update_post_meta($comment->comment_post_ID, '__ap_activity', array('type' => 'new_comment', 'user_id' => $comment->user_id, 'date' => current_time('mysql')));
     if ($post->post_type == 'question') {
         $subscribers = ap_subscriber_ids($comment->comment_post_ID, array('q_post', 'q_all'));
     } else {
         $subscribers = ap_subscriber_ids($comment->comment_post_ID, 'a_all');
     }
     // Remove current user from subscribers.
     $subscribers = ap_unset_current_user_from_subscribers($subscribers);
     ap_new_notification($activity_id, $subscribers);
 }

                $i++;
                global $comment;
                $comment = $comments[$id];
                ?>
							<div class="index-comment">
								<div class="ic-avatar"><?php 
                echo get_avatar(get_comment_author_email(), '37');
                ?>
</div>
								<div class="ic-text">
									<div class="ic-meta ic-author"><?php 
                echo get_comment_author_link();
                ?>
</div>
									<div class="ic-content"><?php 
                echo get_comment_excerpt();
                ?>
</div>
									<div class="ic-meta ic-date"><?php 
                echo get_comment_date('j F y');
                ?>
 at <?php 
                echo get_comment_date('H:i');
                ?>
</div>
								</div>
							</div>
			<?php 
            }
        }
    }

    function widget($args, $instance)
    {
        global $comments, $comment;
        $cache = wp_cache_get('widget_recent_comments', 'widget');
        if (!is_array($cache)) {
            $cache = array();
        }
        if (!isset($args['widget_id'])) {
            $args['widget_id'] = $this->id;
        }
        if (isset($cache[$args['widget_id']])) {
            echo $cache[$args['widget_id']];
            return;
        }
        extract($args, EXTR_SKIP);
        $output = '';
        $title = apply_filters('widget_title', empty($instance['title']) ? __('Recent Comments', 'shiword') : $instance['title'], $instance, $this->id_base);
        if (empty($instance['number']) || !($number = absint($instance['number']))) {
            $number = 5;
        }
        if (!isset($instance['excerpt']) || empty($instance['excerpt']) || !($excerpt = absint($instance['excerpt']))) {
            $excerpt = 0;
        }
        $comments = get_comments(array('number' => $number, 'status' => 'approve', 'post_status' => 'publish'));
        $output .= $before_widget;
        if ($title) {
            $output .= $before_title . $title . $after_title;
        }
        $output .= '<ul id="recentcomments">';
        if ($comments) {
            foreach ((array) $comments as $comment) {
                $the_excerpt = $excerpt ? '<div class="rc-preview">' . get_comment_excerpt($comment->comment_ID) . '</div>' : '';
                $the_class = $excerpt ? ' class="small"' : '';
                $output .= '<li class="recentcomments">
					<span' . $the_class . '>' . sprintf(_x('%1$s on %2$s', 'widgets', 'shiword'), get_comment_author_link(), '<a href="' . esc_url(get_comment_link($comment->comment_ID)) . '">' . get_the_title($comment->comment_post_ID) . '</a>') . '</span>
					' . $the_excerpt . '
					</li>';
            }
        }
        $output .= '</ul>';
        $output .= $after_widget;
        echo $output;
        $cache[$args['widget_id']] = $output;
        wp_cache_set('widget_recent_comments', $cache, 'widget');
    }

/**
 * Return activity action title
 * @param  array $args Activity arguments.
 * @return string
 * @since 2.4
 */
function ap_get_activity_action_title($args)
{
    $type = $args['type'];
    $content = '';
    $primary_user_link = ap_user_link($args['user_id']);
    $primary_user_name = ap_user_display_name(array('user_id' => $args['user_id']));
    $user = '<a class="ap-user-link" href="' . $primary_user_link . '">' . $primary_user_name . '</a>';
    switch ($type) {
        case 'edit_comment':
            $comment = '<a class="ap-c-link" href="' . get_comment_link($args['item_id']) . '">' . get_comment_excerpt($args['item_id']) . '</a>';
            $question_title = '<a class="ap-q-link" href="' . get_permalink($args['question_id']) . '">' . get_the_title($args['question_id']) . '</a>';
            $content .= sprintf(__('%s edited comment on %s %s', 'ap'), $user, $question_title, $comment);
            break;
        case 'status_updated':
            $title = '<a class="ap-q-link" href="' . get_permalink($args['question_id']) . '">' . get_the_title($args['question_id']) . '</a>';
            $content .= sprintf(__('%s updated status of question %s', 'ap'), $user, $title);
            break;
        case 'status_updated_answer':
            $title = '<a class="ap-q-link" href="' . get_permalink($args['item_id']) . '">' . get_the_title($args['item_id']) . '</a>';
            $content .= sprintf(__('%s updated status of answer %s', 'ap'), $user, $title);
            break;
        case 'vote_up':
            $post = get_post($args['item_id']);
            $cpt_type = $post->post_type == 'question' ? __('question', 'ap') : __('answer', 'ap');
            $title = '<a class="ap-q-link" href="' . $args['permalink'] . '">' . $post->post_title . '</a>';
            $content .= sprintf(__('%s voted up on %s %s', 'ap'), $user, $cpt_type, $title);
            break;
        case 'reputation_gain':
            $post = get_post($args['item_id']);
            $title = '<a class="ap-q-link" href="' . $args['permalink'] . '">' . $post->post_title . '</a>';
            $content .= sprintf(__('%s received %d reputation on %s', 'ap'), $user, $args['reputation'], $title);
            break;
    }
    return apply_filters('ap_activity_action_title', $content, $args);
}

 public function getExcerpt()
 {
     return get_comment_excerpt($this->getId());
 }

        ?>
			{
				'author_name':	'<?php 
        echo htmlspecialchars(get_comment_author(), ENT_QUOTES);
        ?>
',
				'author_url':	'<?php 
        echo htmlspecialchars(get_comment_author_url(), ENT_QUOTES);
        ?>
',
				'date':			'<?php 
        comment_date('m/d/Y h:i A');
        ?>
',
				'excerpt':		'<?php 
        echo str_replace(array("\r\n", "\n", "\r"), '<br />', htmlspecialchars(get_comment_excerpt(), ENT_QUOTES));
        ?>
',
				'type':			'<?php 
        echo $comment_type;
        ?>
'
			}
<?php 
        $count++;
    }
}
?>
		],
		'trackback_url': '<?php 
trackback_url();

/**
 * Return the excerpt of the comment currently being iterated on.
 *
 * @package WP Idea Stream
 * @subpackage comments/tags
 *
 * @since 2.0.0
 *
 * @uses   wp_idea_stream() to get plugin's main instance
 * @uses   get_post() to get the idea the comment is linked to
 * @uses   get_comment_excerpt() to get the comment excerpt
 * @uses   apply_filters() call 'wp_idea_stream_comments_get_comment_excerpt' to override the output
 * @return string the excerpt.
 */
function wp_idea_stream_comments_get_comment_excerpt()
{
    $comment = wp_idea_stream()->comment_query_loop->comment;
    $title = '';
    $idea = $comment->comment_post_ID;
    if (!empty($comment->idea)) {
        $idea = $comment->idea;
    }
    $idea = get_post($idea);
    if (post_password_required($idea)) {
        $excerpt = __('The idea, the comment was posted on, is password protected, you will need it to view its content.', 'wp-idea-stream');
        // Private
    } else {
        if (!empty($idea->post_status) && 'private' == $idea->post_status && !wp_idea_stream_user_can('read_idea', $idea->ID)) {
            $excerpt = __('The idea, the comment was posted on is private, you cannot view its content.', 'wp-idea-stream');
            // Public
        } else {
            $excerpt = get_comment_excerpt(wp_idea_stream()->comment_query_loop->comment->comment_ID);
        }
    }
    /**
     * @param  string   $excerpt the comment excerpt
     */
    return apply_filters('wp_idea_stream_comments_get_comment_excerpt', $excerpt);
}