PHP jetpack_get_site_logo函數代碼示例

 function wm_logo()
 {
     //Helper variables
     $output = '';
     $blog_info = apply_filters('wmhook_wm_logo_blog_info', array('name' => trim(get_bloginfo('name')), 'description' => trim(get_bloginfo('description'))));
     $args = apply_filters('wmhook_wm_logo_args', array('title_att' => $blog_info['description'] ? $blog_info['name'] . ' | ' . $blog_info['description'] : $blog_info['name'], 'logo_image' => function_exists('jetpack_get_site_logo') ? absint(jetpack_get_site_logo('id')) : false, 'logo_type' => 'text', 'url' => home_url('/')));
     //Preparing output
     //Logo image
     if (!empty($args['logo_image'])) {
         $img_id = is_numeric($args['logo_image']) ? absint($args['logo_image']) : wm_get_image_id_from_url($args['logo_image']);
         if ($img_id) {
             $logo_url = wp_get_attachment_image_src($img_id, 'full');
             $atts = (array) apply_filters('wmhook_wm_logo_image_atts', array('alt' => esc_attr(sprintf(_x('%s logo', 'Site logo image "alt" HTML attribute text.', 'wm_domain'), $blog_info['name'])), 'title' => esc_attr($args['title_att']), 'class' => ''));
             $args['logo_image'] = wp_get_attachment_image($img_id, 'full', false, $atts);
         }
         $args['logo_type'] = 'img';
     }
     $args['logo_image'] = apply_filters('wmhook_wm_logo_logo_image', $args['logo_image']);
     //Logo HTML
     $output .= '<div class="site-branding">';
     $output .= '<h1 class="' . apply_filters('wmhook_wm_logo_class', 'site-title logo type-' . $args['logo_type'], $args) . '">';
     $output .= '<a href="' . esc_url($args['url']) . '" title="' . esc_attr($args['title_att']) . '">';
     if ('text' === $args['logo_type']) {
         $output .= '<span class="text-logo">' . $blog_info['name'] . '</span>';
     } else {
         $output .= $args['logo_image'];
     }
     $output .= '</a></h1>';
     if ($blog_info['description']) {
         $output .= '<h2 class="site-description">' . $blog_info['description'] . '</h2>';
     }
     $output .= '</div>';
     //Output
     echo apply_filters('wmhook_wm_logo_output', $output);
 }

/**
 * Retrieve the site logo URL or ID (URL by default). Pass in the string
 * 'id' for ID.
 *
 * @since  0.1.0
 * @uses   GenLib_Site_Logo::get_site_logo
 * @param  string $format the format to return
 * @return mixed The URL or ID of our site logo, false if not set
 */
function genlib_get_logo($format = 'url')
{
    if (class_exists('GenLib_Site_Logo', false)) {
        return genlib_class('site-logo')->get_site_logo($format);
    }
    if (function_exists('jetpack_the_site_logo')) {
        return jetpack_get_site_logo($format);
    }
}

/**
 * Retrieve the site logo URL or ID (URL by default). Pass in the string
 * 'id' for ID.
 *
 * @since  1.1.0
 * @uses   Flagship_Site_Logo::get_flagship_logo
 * @param  string $format the format to return
 * @return mixed The URL or ID of our site logo, false if not set
 */
function flagship_get_logo($format = 'url')
{
    if (!class_exists('Flagship_Site_Logo', false)) {
        if (function_exists('jetpack_the_site_logo')) {
            return jetpack_get_site_logo($format);
        }
        if (function_exists('the_site_logo')) {
            return get_site_logo($format);
        }
        return null;
    }
    return flagship_library()->site_logo->get_flagship_logo($format);
}

 /**
  * @author automattic
  * @covers ::jetpack_og_get_image
  * @since  3.9.2
  */
 public function test_jetpack_og_get_site_icon_and_logo_url()
 {
     $test_icon_id = self::_create_upload_object(dirname(__FILE__) . '/jetpack-icon.jpg');
     // Test Jetpack's Site Logo
     update_option('site_logo', array('id' => $test_icon_id, 'url' => wp_get_attachment_url($test_icon_id)));
     require_once JETPACK__PLUGIN_DIR . 'modules/theme-tools/site-logo/inc/functions.php';
     require_once JETPACK__PLUGIN_DIR . 'modules/theme-tools/site-logo/inc/class-site-logo.php';
     $image_url = jetpack_og_get_image();
     $this->assertEquals($image_url['src'], jetpack_get_site_logo('url'));
     // Test core's Site Icon
     update_option('site_icon', $test_icon_id);
     $image_url = jetpack_og_get_image();
     $this->assertEquals($image_url['src'], get_site_icon_url(512));
     delete_option('site_icon');
     wp_delete_attachment($test_icon_id);
 }

function cultiv8_get_site_logo()
{
    if (function_exists('get_custom_logo')) {
        // Try to use WP4.5 built in site logo feature
        return wp_get_attachment_image_url(get_theme_mod('custom_logo'), 'full');
    } elseif (function_exists('jetpack_get_site_logo')) {
        // If not available, try Jetpack's site logo feature
        return jetpack_get_site_logo();
    } else {
        // Last resort, try our own feature
        if (get_theme_mod('cultiv8_site_logo')) {
            return get_theme_mod('cultiv8_site_logo');
        } else {
            return '';
        }
    }
}

 /**
  * @author automattic
  * @covers ::jetpack_og_get_image
  * @since  3.9.2
  */
 public function test_jetpack_og_get_site_icon_and_logo_url()
 {
     $default_url = jetpack_og_get_image();
     // Test Jetpack's Site Logo
     update_option('site_logo', array('id' => $this->icon_id, 'url' => wp_get_attachment_url($this->icon_id)));
     require_once JETPACK__PLUGIN_DIR . 'modules/theme-tools/site-logo/inc/functions.php';
     require_once JETPACK__PLUGIN_DIR . 'modules/theme-tools/site-logo/inc/class-site-logo.php';
     // Test Smaller/Invalid Jetpack's Site Logo
     $image_url = jetpack_og_get_image(512, 512);
     $this->assertNotEquals(jetpack_get_site_logo('url'), $image_url['src']);
     $this->assertEquals($default_url['src'], $image_url['src']);
     // Test Valid-sized Jetpack's Site Logo
     $image_url = jetpack_og_get_image(128, 128);
     $this->assertEquals(jetpack_get_site_logo('url'), $image_url['src']);
     delete_option('site_logo');
     update_option('site_icon', $this->icon_id);
     // Test Valid-sized core's Site Icon
     $image_url = jetpack_og_get_image(128, 128);
     $this->assertEquals(get_site_icon_url(128), $image_url['src']);
     delete_option('site_icon');
 }

function jetpack_og_get_image($width = 200, $height = 200, $max_images = 4)
{
    // Facebook requires thumbnails to be a minimum of 200x200
    $image = '';
    if (is_singular() && !is_home()) {
        global $post;
        $image = '';
        // Grab obvious image if $post is an attachment page for an image
        if (is_attachment($post->ID) && 'image' == substr($post->post_mime_type, 0, 5)) {
            $image = wp_get_attachment_url($post->ID);
        }
        // Attempt to find something good for this post using our generalized PostImages code
        if (!$image && class_exists('Jetpack_PostImages')) {
            $post_images = Jetpack_PostImages::get_images($post->ID, array('width' => $width, 'height' => $height));
            if ($post_images && !is_wp_error($post_images)) {
                $image = array();
                foreach ((array) $post_images as $post_image) {
                    $image['src'] = $post_image['src'];
                    if (isset($post_image['src_width'], $post_image['src_height'])) {
                        $image['width'] = $post_image['src_width'];
                        $image['height'] = $post_image['src_height'];
                    }
                }
            }
        }
    } else {
        if (is_author()) {
            $author = get_queried_object();
            if (function_exists('get_avatar_url')) {
                // Prefer the core function get_avatar_url() if available, WP 4.2+
                $image['src'] = get_avatar_url($author->user_email, array('size' => $width));
            } else {
                $has_filter = has_filter('pre_option_show_avatars', '__return_true');
                if (!$has_filter) {
                    add_filter('pre_option_show_avatars', '__return_true');
                }
                $avatar = get_avatar($author->user_email, $width);
                if (!$has_filter) {
                    remove_filter('pre_option_show_avatars', '__return_true');
                }
                if (!empty($avatar) && !is_wp_error($avatar)) {
                    if (preg_match('/src=["\']([^"\']+)["\']/', $avatar, $matches)) {
                    }
                    $image['src'] = wp_specialchars_decode($matches[1], ENT_QUOTES);
                }
            }
        }
    }
    if (empty($image)) {
        $image = array();
    } else {
        if (!is_array($image)) {
            $image = array('src' => $image);
        }
    }
    // First fall back, blavatar
    if (empty($image) && function_exists('blavatar_domain')) {
        $blavatar_domain = blavatar_domain(site_url());
        if (blavatar_exists($blavatar_domain)) {
            $image['src'] = blavatar_url($blavatar_domain, 'img', $width, false, true);
            $image['width'] = $width;
            $image['height'] = $height;
        }
    }
    // Second fall back, Site Logo
    if (empty($image) && (function_exists('jetpack_has_site_logo') && jetpack_has_site_logo())) {
        $image['src'] = jetpack_get_site_logo('url');
        $image_dimensions = jetpack_get_site_logo_dimensions();
        if (!empty($image_dimensions)) {
            $image['width'] = $image_dimensions['width'];
            $image['height'] = $image_dimensions['height'];
        }
    }
    // Third fall back, Site Icon
    if (empty($image) && (function_exists('jetpack_has_site_icon') && jetpack_has_site_icon())) {
        $image['src'] = jetpack_site_icon_url(null, '512');
        $image['width'] = '512';
        $image['height'] = '512';
    }
    // Fourth fall back, Core Site Icon. Added in WP 4.3.
    if (empty($image) && (function_exists('has_site_icon') && has_site_icon())) {
        $image['src'] = get_site_icon_url(null, '512');
    }
    // Finally fall back, blank image
    if (empty($image)) {
        /**
         * Filter the default Open Graph Image tag, used when no Image can be found in a post.
         *
         * @since 3.0.0
         *
         * @param string $str Default Image URL.
         */
        $image['src'] = apply_filters('jetpack_open_graph_image_default', 'https://s0.wp.com/i/blank.jpg');
    }
    return $image;
}

 static function twitter_cards_define_type_based_on_image_count($og_tags, $extract)
 {
     $card_type = 'summary';
     $img_count = $extract['count']['image'];
     if (empty($img_count)) {
         // No images, use Blavatar as a thumbnail for the summary type.
         if (function_exists('blavatar_domain')) {
             $blavatar_domain = blavatar_domain(site_url());
             if (blavatar_exists($blavatar_domain)) {
                 $og_tags['twitter:image'] = blavatar_url($blavatar_domain, 'img', 240);
             }
         }
         // Second fall back, Site Logo
         if (empty($og_tags['twitter:image']) && (function_exists('jetpack_has_site_logo') && jetpack_has_site_logo())) {
             $og_tags['twitter:image'] = jetpack_get_site_logo('url');
         }
         // Third fall back, Site Icon
         if (empty($og_tags['twitter:image']) && (function_exists('jetpack_has_site_icon') && jetpack_has_site_icon())) {
             $og_tags['twitter:image'] = jetpack_site_icon_url(null, '240');
         }
         // Not falling back on Gravatar, because there's no way to know if we end up with an auto-generated one.
     } elseif (1 == $img_count && ('image' == $extract['type'] || 'gallery' == $extract['type'])) {
         // 1 image = photo
         // Test for $extract['type'] to limit to image and gallery, so we don't send a potential fallback image like a Gravatar as a photo post.
         $card_type = 'photo';
         $og_tags['twitter:image'] = add_query_arg('w', 1400, empty($extract['images']) ? $extract['image'] : $extract['images'][0]['url']);
     } elseif ($img_count <= 3) {
         // 2-3 images = summary with small thumbnail
         $og_tags['twitter:image'] = add_query_arg('w', 240, empty($extract['images']) ? $extract['image'] : $extract['images'][0]['url']);
     } elseif ($img_count >= 4) {
         // >= 4 images = gallery
         $card_type = 'gallery';
         $og_tags = self::twitter_cards_gallery($extract, $og_tags);
     }
     return array($og_tags, $card_type);
 }

 function wm_google_fonts($fonts_setup)
 {
     //Helper variables
     $fonts_setup = array_unique(array_filter(array(get_theme_mod('font-family-body'), get_theme_mod('font-family-headings'))));
     if (!is_admin() && !(function_exists('jetpack_get_site_logo') && jetpack_get_site_logo('id')) && get_theme_mod('font-family-logo')) {
         $fonts_setup[] = get_theme_mod('font-family-logo');
     }
     if (empty($fonts_setup)) {
         $fonts_setup = array('Ubuntu:400,300');
     }
     //Output
     return $fonts_setup;
 }

function jetpack_og_get_image($width = 200, $height = 200, $max_images = 4)
{
    // Facebook requires thumbnails to be a minimum of 200x200
    $image = '';
    if (is_singular() && !is_home()) {
        global $post;
        $image = '';
        // Attempt to find something good for this post using our generalized PostImages code
        if (class_exists('Jetpack_PostImages')) {
            $post_images = Jetpack_PostImages::get_images($post->ID, array('width' => $width, 'height' => $height));
            if ($post_images && !is_wp_error($post_images)) {
                $image = array();
                foreach ((array) $post_images as $post_image) {
                    $image[] = $post_image['src'];
                }
            }
        }
    } else {
        if (is_author()) {
            $author = get_queried_object();
            if (function_exists('get_avatar_url')) {
                // Prefer the core function get_avatar_url() if available, WP 4.2+
                $image = get_avatar_url($author->user_email, array('size' => $width));
            } else {
                $has_filter = has_filter('pre_option_show_avatars', '__return_true');
                if (!$has_filter) {
                    add_filter('pre_option_show_avatars', '__return_true');
                }
                $avatar = get_avatar($author->user_email, $width);
                if (!$has_filter) {
                    remove_filter('pre_option_show_avatars', '__return_true');
                }
                if (!empty($avatar) && !is_wp_error($avatar)) {
                    if (preg_match('/src=["\']([^"\']+)["\']/', $avatar, $matches)) {
                    }
                    $image = wp_specialchars_decode($matches[1], ENT_QUOTES);
                }
            }
        }
    }
    if (empty($image)) {
        $image = array();
    } else {
        if (!is_array($image)) {
            $image = array($image);
        }
    }
    // First fall back, blavatar
    if (empty($image) && function_exists('blavatar_domain')) {
        $blavatar_domain = blavatar_domain(site_url());
        if (blavatar_exists($blavatar_domain)) {
            $image[] = blavatar_url($blavatar_domain, 'img', $width);
        }
    }
    // Second fall back, Site Logo
    if (empty($image) && (function_exists('jetpack_has_site_logo') && jetpack_has_site_logo())) {
        $image[] = jetpack_get_site_logo('url');
    }
    // Third fall back, Site Icon
    if (empty($image) && (function_exists('jetpack_has_site_icon') && jetpack_has_site_icon())) {
        $image[] = jetpack_site_icon_url(null, '512');
    }
    // Fourth fall back, blank image
    if (empty($image)) {
        $image[] = apply_filters('jetpack_open_graph_image_default', 'https://s0.wp.com/i/blank.jpg');
    }
    return $image;
}

 /**
  * Unprefixed, backwards-compatible function for getting either the site logo's image URL or its ID.
  *
  * @param  string $show Return the site logo URL or ID.
  * @uses   jetpack_get_site_logo()
  * @return string Site logo ID or URL (the default).
  */
 function get_site_logo($show = 'url')
 {
     return jetpack_get_site_logo($show);
 }

		</header>
	<?php 
}
?>

	<!-- TODO customizer setting for fixed drawer -->

	<div class="mdl-layout__drawer">
    <span class="site-title mdl-layout-title">

			<?php 
if (function_exists('jetpack_has_site_logo') && jetpack_has_site_logo()) {
    ?>
				<img src="<?php 
    echo esc_url(jetpack_get_site_logo('url'));
    ?>
" alt="<?php 
    echo esc_attr(get_bloginfo('name'));
    ?>
" class="site-logo">
			<?php 
}
?>

			<a href="<?php 
echo esc_url(home_url('/'));
?>
" rel="home"><?php 
bloginfo('name');
?>