function lm_add_feature_image_to_rss($content)
{
global $post;
$img_id = false;
// From post meta, custom field
$key = apply_filters("rss_image_meta_key", "blog-image");
if ($key && ($i = get_post_meta(get_the_ID(), $key, true))) {
$img_id = image_get_attachment_id($i);
}
// Fall back to featured image
if (!$img_id) {
$img_id = get_post_thumbnail_id();
}
// Fall back to first image from post content
if (!$img_id && ($i = auto_archive_image())) {
if ($i) {
$img_id = image_get_attachment_id($i);
}
}
// If we have an image URL, attach it
if ($img_id) {
$full_size = smart_media_size((int) $img_id, has_image_size('rssfeed-landscape') ? 'rssfeed-landscape' : 'medium');
$type = 'image/jpg';
if (substr($full_size, -3) == 'png') {
$type = 'image/png';
}
echo "\t";
echo sprintf('<media:content url="%s" medium="image" width="560" height="280" type="%s" />', esc_attr($full_size), esc_attr($type));
echo "\n";
}
}
function ld_social_menu($name = null, $class = null)
{
$networks = get_field('social_networks', 'options');
if (empty($networks) || count($networks) == 1 && empty($networks[0]['url'])) {
if (current_user_can('manage_options')) {
echo '<p><strong>ld_social_menu(): No social networks have been defined under Theme Options > Social Media. This menu won\'t be displayed to your visitors.</strong></p>';
}
return;
}
// Get all icon layouts, if there aren't any, give an error.
$layouts = get_field('social_layouts', 'options');
if (empty($layouts) || count($layouts) == 1 && empty($layouts[0]['icons'])) {
if (current_user_can('manage_options')) {
echo '<p><strong>ld_social_menu(): No social media icon layouts have been defined under Theme Options > Social Media. This menu won\'t be displayed to your visitors.</strong></p>';
}
return;
}
// Which icon layout will we use? Start with the first one, then look for a named one.
$active_layout = $layouts[0];
if ($name !== null) {
foreach ($layouts as $k => $v) {
if (strtolower($v['name']) == strtolower($name)) {
$active_layout = $v;
}
}
}
// Display the necessary CSS & Markup
$classes = array('nav-menu', 'nav-social');
if ($class !== null) {
$classes[] = esc_attr($class);
}
$layout_class = 'layout-' . sanitize_title_with_dashes($active_layout['name']);
$classes[] = $layout_class;
$icon_image = smart_media_size($active_layout['icons'], 'full');
$width = (int) $active_layout['width'];
$height = (int) $active_layout['height'];
$margin = $active_layout['margin'];
$styles = $active_layout['styles'];
$services = $active_layout['services'];
$offset_left = 0;
if ($margin) {
// Get the left margin from a CSS string allowing formats:
//// TOP, RIGHT, BOTTOM, LEFT
//// TOP, RIGHT/LEFT, BOTTOM
//// TOP/BOTTOM, RIGHT/LEFT
//// TOP/BOTTOM/RIGHT/LEFT
if (preg_match('/^[\\s]*(-?[0-9]+)(px)? (-?[0-9]+)(px)? (-?[0-9]+)(px)? (-?[0-9]+)(px)?[\\s]*/', $margin, $matches)) {
$offset_left = $matches[7];
} else {
if (preg_match('/^[\\s]*(-?[0-9]+)(px)? (-?[0-9]+)(px)?/', $margin, $matches)) {
$offset_left = $matches[3];
} else {
if (preg_match('/^[\\s]*(-?[0-9]+)(px)?/', $margin, $matches)) {
$offset_left = $matches[1];
}
}
}
$offset_left = -1 * floor($offset_left / 2);
}
?>
<style type="text/css">
<?php
if ($offset_left > 1) {
?>
.<?php
echo $layout_class;
?>
.nav-list {
margin-left: <?php
echo $offset_left;
?>
px;
}
<?php
}
?>
.<?php
echo $layout_class;
?>
a {
width: <?php
echo $width;
?>
px;
height: <?php
echo $height;
?>
px;
<?php
if ($margin) {
echo 'margin: ' . $margin . ';';
}
?>
background: url(<?php
echo esc_attr($icon_image);
?>
) 1000px 1000px no-repeat;
}
<?php
foreach ($styles as $style_index => $style) {
foreach ($services as $service_index => $service) {
// Check if this service is being used by Branding
$is_used = false;
foreach ($networks as $soc) {
if ($soc['name'] == $service['name']) {
$is_used = true;
break;
}
}
if (!$is_used) {
continue;
}
// Display the CSS for this service
$sel = '.' . $layout_class . ' li.social-' . strtolower(sanitize_title_with_dashes($service['name'])) . ' a';
if ($style != 'normal') {
$sel .= ':' . $style;
}
$x_offset = -1 * ($service_index * $width);
$y_offset = -1 * ($style_index * $height);
printf("%s { background-position: %spx %spx; }\n", $sel, (int) $x_offset, (int) $y_offset);
}
}
?>
</style>
<nav class="<?php
echo esc_attr(implode(' ', $classes));
?>
">
<ul class="nav-list">
<?php
foreach ($networks as $i => $soc) {
$service = $soc['name'];
$action = $soc['action'];
$url = $soc['url'];
$classes = array('menu-item', 'menu-item-social');
$classes[] = 'nth-' . ($i + 1);
if ($i === 0) {
$classes[] = 'menu-first';
}
if ($i == count($networks) - 1) {
$classes[] = 'menu-last';
}
$classes[] = 'depth-1';
$classes[] = 'social-' . strtolower(sanitize_title_with_dashes($service));
printf('<li class="%s"><a href="%s" target="_blank" rel="external" %s><span>%s</span></a></li>', esc_attr(implode(' ', $classes)), esc_attr($url), $action ? 'title="' . esc_attr($action) . '"' : '', esc_html($service));
}
?>
</ul>
</nav>
<?php
}
function generate_sharing_links($sites = true, $args_or_id = null)
{
// Defaults for $sites
if ($sites === true || $sites === 'all') {
$sites = array('facebook', 'googleplus', 'twitter', 'pinterest');
}
if (!$sites) {
return false;
}
// $sites must be an array of lower case strings
if (!is_array($sites)) {
$sites = (array) $sites;
}
foreach ($sites as $k => $v) {
$sites[$k] = strtolower($v);
}
if (!$sites) {
return false;
}
// Defaults for args
if ($args_or_id === null) {
$args_or_id = array('ID' => get_the_ID());
} else {
if (!is_array($args_or_id) && is_numeric($args_or_id)) {
$args_or_id = array('ID' => absint($args_or_id));
}
}
// Fill our arguments with default values
$default = array('ID' => null, 'title' => null, 'url' => null, 'image' => null, 'type' => null, 'use_html' => true, 'before_text' => '<span class="share-text">', 'after_text' => '</span>', 'element' => 'span', 'twitter_user' => false);
$args = wp_parse_args($args_or_id, $default);
$args = apply_filters('sharing_link_args', $args, $sites, $args_or_id);
// Build the item that will be shared
$share_item = array('title' => '', 'url' => '', 'image' => '', 'type' => '');
// Use content from a wordpress post if an ID is specified
if ($args['ID'] !== null) {
$id = absint($args['ID']);
$share_item['title'] = get_the_title($id);
$share_item['url'] = get_permalink($id);
$share_item['image'] = get_the_post_thumbnail($id, 'full');
$share_item['type'] = get_post_type($id);
}
// Use specified title/url/image if specified.
if ($args['title'] !== null) {
$share_item['title'] = $args['title'];
}
if ($args['url'] !== null) {
$share_item['url'] = $args['url'];
}
if ($args['image'] !== null) {
$share_item['image'] = smart_media_size($args['image'], 'full');
}
if ($args['type'] !== null) {
$share_item['type'] = $args['type'];
}
// Allow filtering our sharing object, especially useful if you use a custom featured image in your theme.
if (has_filter('sharing_links_format')) {
$share_item = apply_filters('sharing_links_format', $share_item, $args['ID'], $args);
}
// If not provided elsewhere, use the current page url and title
if (!$args['url']) {
$share_item['url'] = get_permalink();
}
if (!$args['title']) {
$share_item['title'] = get_the_title();
}
// Build a list of links. Each item should have the "text", "url" and "attr" properties. The text is what is displayed in the link.
$share_links = array();
// -------- Begin social site links
if (in_array('facebook', $sites)) {
// Note: Facebook will check for open graph tags at $args['url'] and use that instead of the provided options
$url_args = array();
if ($share_item['url']) {
$url_args['u'] = $share_item['url'];
}
if ($share_item['title']) {
$url_args['t'] = $share_item['title'];
}
$url = add_query_arg($url_args, 'https://www.facebook.com/sharer/sharer.php');
$attr = 'onclick="javascript:window.open(this.href, \'_blank\', \'menubar=no,toolbar=no,resizable=yes,scrollbars=yes,height=300,width=600\');return false;"';
$share_links['facebook'] = apply_filters('sharing_link', array('text' => $share_item['type'] ? 'Share ' . strtolower($share_item['type']) . ' on Facebook' : 'Share on Facebook', 'url' => $url, 'attr' => $attr), 'facebook');
}
if (in_array('twitter', $sites)) {
$url_args = array();
if ($share_item['url']) {
$url_args['url'] = $share_item['url'];
}
if ($share_item['title']) {
$url_args['text'] = $share_item['title'];
}
if ($args['twitter_user']) {
$url_args['via'] = $args['twitter_user'];
}
$url = add_query_arg($url_args, 'https://twitter.com/share');
$attr = 'onclick="javascript:window.open(this.href, \'_blank\', \'menubar=no,toolbar=no,resizable=yes,scrollbars=yes,height=300,width=600\');return false;"';
$share_links['twitter'] = apply_filters('sharing_link', array('text' => $share_item['type'] ? 'Tweet this ' . strtolower($share_item['type']) : 'Share on Twitter', 'url' => $url, 'attr' => $attr), 'twitter');
}
if (in_array('googleplus', $sites) || in_array('google', $sites) || in_array('google+', $sites)) {
$url_args = array();
if ($share_item['url']) {
$url_args['url'] = $share_item['url'];
}
$url = add_query_arg($url_args, 'https://plus.google.com/share');
$attr = 'onclick="javascript:window.open(this.href, \'_blank\', \'menubar=no,toolbar=no,resizable=yes,scrollbars=yes,height=350,width=480\');return false;"';
$share_links['googleplus'] = apply_filters('sharing_link', array('text' => $share_item['type'] ? 'Share ' . strtolower($share_item['type']) . ' on Google+' : 'Share on Google+', 'url' => $url, 'attr' => $attr), 'googleplus');
}
if (in_array('pinterest', $sites)) {
if (!$share_item['image']) {
$share_item['image'] = apply_filters('share_default_image', false, 'pinterest');
}
if ($share_item['image']) {
// We can only share on pinterest if we have an image.
$url_args = array();
if ($share_item['url']) {
$url_args['url'] = $share_item['url'];
}
if ($share_item['title']) {
$url_args['description'] = $share_item['title'];
}
if ($share_item['image']) {
$url_args['media'] = $share_item['image'];
}
$url = add_query_arg($url_args, 'http://pinterest.com/pin/create/button/');
$attr = 'onclick="javascript:window.open(this.href, \'_blank\', \'menubar=no,toolbar=no,resizable=yes,scrollbars=yes,height=300,width=600\');return false;"';
$share_links['pinterest'] = apply_filters('sharing_link', array('text' => $share_item['type'] ? 'Pin this ' . strtolower($share_item['type']) : 'Share on Pinterest', 'url' => $url, 'attr' => $attr), 'pinterest');
}
}
// -------- End of social site links
$share_links = apply_filters('sharing_links_ready', $share_links, $args);
if (!$share_links) {
return false;
}
// Begin building the results
if ($args['use_html']) {
// Format our links as HTML items, and return in a numeric array
$result = array();
foreach ($share_links as $k => $share) {
$result[] = sprintf('<%s class="share-item share-%s"><a href="%s" %s target="_blank" title="%s">%s%s%s</a></%s>', esc_attr($args['element']), esc_attr($k), esc_attr($share['url']), $share['attr'] ? 'attr="' . esc_attr($share['attr']) . '"' : '', esc_attr($share_item['title']), $args['before_text'], esc_html($share['text']), $args['after_text'], esc_attr($args['element']));
}
return $result;
} else {
// Return our sharing link structure without formatting it.
return $share_links;
}
}
function auto_archive_image($post_id = false, $size = 'thumbnail')
{
if (!$post_id) {
$post_id = get_the_ID();
}
if (!$post_id) {
return false;
}
// Use featured image if provided
$featured = get_the_post_thumbnail($post_id, $size);
if ($featured) {
return $featured[0];
}
// Look for an image in post meta. Meta key can be customized via filter or directly.
$meta_key = apply_filters('ld-archive-thumbnail-meta-key', 'featured-image', $post_id, $size);
if ($meta_key) {
$meta_thumbnail = get_post_meta($post_id, $meta_key, true);
if ($meta_thumbnail) {
$img = false;
if (is_numeric($meta_thumbnail)) {
// Attachment ID
$img = smart_media_size((int) $meta_thumbnail, $size);
} else {
if (is_string($meta_thumbnail)) {
// Image URL
$img = smart_media_size((string) $meta_thumbnail, $size);
}
}
if ($img) {
return $img;
}
}
}
// If we have already detected one through content before, use the cached version.
$meta_thumbnail = get_post_meta($post_id, 'lm_thumbnail', true);
if ($meta_thumbnail) {
$img = smart_media_size((string) $meta_thumbnail, $size);
if ($img) {
return $img;
}
}
// In case we have looked before but didn't find anything
if ($meta_thumbnail === 0) {
return false;
}
// We're going to scrape the post content and look for an image. We'll store it in lm_thumbnail if we find it so we don't have to scrape in the future.
global $post;
if ($post->ID == $post_id) {
$content = $post->post_content;
// Looks for an image, roughly checking if it is on this website
// Regex looks like: <img*src=*(__frequentflyeracademy.com__)*
if (!preg_match('/<img.*?src=[\'\\"](.*?' . $_SERVER['HTTP_HOST'] . '.*?)[\'\\"].*?>/i', $content, $matches)) {
return false;
}
$attachment_id = image_get_attachment_id($matches[1]);
if ($attachment_id) {
// Attachment ID was found, return the thumbnail
$attachment = wp_get_attachment_image_src($attachment_id, $size);
if ($attachment) {
$attachment_src = sprintf('<img src="%s" alt="%s - Featured Image" width="%s" height="%s" />', $attachment[0], esc_attr(get_the_title()), $attachment[1], $attachment[2]);
update_post_meta($post_id, 'lm_thumbnail', $attachment_src);
return $attachment_src;
}
}
// No attachment found, cannot use a thumbnail. Return the full size image.
$default_src = sprintf('<img src="%s" alt="%s - Featured Image" />', $matches[1], esc_attr(get_the_title()));
update_post_meta($post_id, 'lm_thumbnail', $default_src);
return $default_src;
}
update_post_meta($post_id, 'lm_thumbnail', 0);
return false;
}
function ld_media_value($column_name, $id)
{
if ($column_name != 'media_url') {
return;
}
$meta = wp_get_attachment_metadata($id);
$url = smart_media_size(wp_get_attachment_url($id), 'full');
if (!$url) {
$url = wp_get_attachment_url($id);
}
if ($url) {
?>
<p><input type="text" onfocus="var $me=this;setTimeout(function(){$me.select();},60);" readonly="readonly" value="<?php
echo esc_attr($url);
?>
" class="code" style="width: 100%; box-sizing: border-box; direction: rtl;"></p>
<?php
}
if ($meta) {
echo '<p class="description">';
if ($meta['width'] && $meta['height']) {
echo sprintf('Original Size: %s×%s', $meta['width'], $meta['height']);
}
if ($meta['sizes']) {
$size_array = array();
foreach ($meta['sizes'] as $size => $size_meta) {
$sized_url = smart_media_size($id, $size);
if ($sized_url == $url) {
continue;
}
$size_array[] = sprintf('<a href="%s" target="_blank" title="Image resolution: %sx%s">%s</a>', esc_attr($sized_url), $size_meta['width'], $size_meta['height'], esc_html($size));
}
if ($size_array && $meta['width'] && $meta['height']) {
echo "<br/>";
}
if ($size_array) {
echo "Sizes: " . implode(', ', $size_array);
}
}
echo '</p>';
}
}
