args = $args;
}
function transform($post) {
$content_manager = new PostContentManager($post);
$meta_manager = new MetaInformationManager();
$content = $content_manager->getContent($post, $this->args['displayType']);
$content = $meta_manager->appendMetaInformation($content, $post, $this->args);
$content = $content_manager->filterContent($content);
$structure_transformer = new StructureTransformer();
$structure = $structure_transformer->transform($content, (bool)$this->args['imagePadded']);
$structure = $this->appendFeaturedImage(
$post,
$this->args['displayType'],
$this->args['imagePadded'] === 'true',
$structure
);
$structure = $this->appendPostTitle($post, $structure);
$structure = $this->appendReadMore($post->ID, $structure);
return $structure;
}
private function appendFeaturedImage($post, $display_type, $image_padded, $structure) {
if ($display_type === 'full') {
// No featured images for full posts
return $structure;
}
$featured_image = $this->getFeaturedImage(
$post->ID,
$post->post_title,
(bool)$image_padded
);
if (is_array($featured_image)) {
return array_merge(array($featured_image), $structure);
}
return $structure;
}
private function getFeaturedImage($post_id, $post_title, $image_padded) {
if(has_post_thumbnail($post_id)) {
$thumbnail_id = get_post_thumbnail_id($post_id);
// get attachment data (src, width, height)
$image_info = wp_get_attachment_image_src(
$thumbnail_id,
'single-post-thumbnail'
);
// get alt text
$alt_text = trim(strip_tags(get_post_meta(
$thumbnail_id,
'_wp_attachment_image_alt',
true
)));
if(strlen($alt_text) === 0) {
// if the alt text is empty then use the post title
$alt_text = trim(strip_tags($post_title));
}
return array(
'type' => 'image',
'link' => get_permalink($post_id),
'src' => $image_info[0],
'alt' => $alt_text,
'padded' => $image_padded,
'width' => $image_info[1],
'height' => $image_info[2],
'styles' => array(
'block' => array(
'textAlign' => 'center',
),
),
);
}
}
private function appendPostTitle($post, $structure) {
$title = $this->getPostTitle($post);
if ($this->args['titlePosition'] === 'inTextBlock') {
// Attach title to the first text block
$text_block_index = null;
foreach ($structure as $index => $block) {
if ($block['type'] === 'text') {
$text_block_index = $index;
break;
}
}
if ($text_block_index === null) {
$structure[] = array(
'type' => 'text',
'text' => $title,
);
} else {
$structure[$text_block_index]['text'] = $title . $structure[$text_block_index]['text'];
}
} elseif ($this->args['titlePosition'] === 'aboveBlock') {
array_unshift(
$structure,
array(
'type' => 'text',
'text' => $title,
)
);
}
return $structure;
}
private function appendReadMore($post_id, $structure) {
if ($this->args['readMoreType'] === 'button') {
$button = $this->args['readMoreButton'];
$button['url'] = get_permalink($post_id);
$structure[] = $button;
} else {
$structure[] = array(
'type' => 'text',
'text' => sprintf(
'%s',
get_permalink($post_id),
$this->args['readMoreText']
),
);
}
return $structure;
}
private function getPostTitle($post) {
$title = $post->post_title;
if ($this->args['titleIsLink'] === 'true') {
$title = '' . $title . '';
}
if (in_array($this->args['titleFormat'], array('h1', 'h2', 'h3'))) {
$tag = $this->args['titleFormat'];
} elseif ($this->args['titleFormat'] === 'ul') {
$tag = 'li';
} else {
$tag = 'h1';
}
$alignment = (in_array($this->args['titleAlignment'], array('left', 'right', 'center'))) ? $this->args['titleAlignment'] : 'left';
return '<' . $tag . ' style="text-align: ' . $alignment . '">' . $title . '';
}
}