282 lines
8.1 KiB
PHP
282 lines
8.1 KiB
PHP
<?php
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namespace MailPoet\Newsletter\Editor;
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use MailPoet\WP\Functions as WPFunctions;
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use MailPoet\Config\Env;
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if (!defined('ABSPATH')) exit;
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class PostTransformer {
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private $args;
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private $with_layout;
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private $image_position;
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private $wp;
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function __construct($args) {
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$this->args = $args;
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$this->with_layout = isset($args['withLayout']) ? (bool)filter_var($args['withLayout'], FILTER_VALIDATE_BOOLEAN) : false;
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$this->image_position = 'left';
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$this->wp = new WPFunctions();
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}
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function getDivider() {
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if (empty($this->with_layout)) {
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return $this->args['divider'];
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}
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return LayoutHelper::row(array(
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LayoutHelper::col(array($this->args['divider']))
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));
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}
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function transform($post) {
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if (empty($this->with_layout)) {
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return $this->getStructure($post);
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}
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return $this->getStructureWithLayout($post);
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}
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private function getStructure($post) {
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$content = $this->getContent($post, true, $this->args['displayType']);
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$title = $this->getTitle($post);
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$featured_image = $this->getFeaturedImage($post);
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$featured_image_position = $this->args['featuredImagePosition'];
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if ($featured_image && $featured_image_position === 'belowTitle' && $this->args['displayType'] === 'excerpt') {
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array_unshift($content, $title, $featured_image);
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return $content;
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}
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if ($content[0]['type'] === 'text') {
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$content[0]['text'] = $title['text'] . $content[0]['text'];
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} else {
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array_unshift($content, $title);
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}
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if ($featured_image && $this->args['displayType'] === 'excerpt') {
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array_unshift($content, $featured_image);
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}
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return $content;
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}
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private function getStructureWithLayout($post) {
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$with_post_class = $this->args['displayType'] === 'full';
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$content = $this->getContent($post, $with_post_class, $this->args['displayType']);
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$title = $this->getTitle($post);
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$featured_image = $this->getFeaturedImage($post);
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$featured_image_position = $this->args['featuredImagePosition'];
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if (!$featured_image || $featured_image_position === 'none' || $this->args['displayType'] !== 'excerpt') {
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array_unshift($content, $title);
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return array(
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LayoutHelper::row(array(
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LayoutHelper::col($content)
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))
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);
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}
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$title_position = isset($this->args['titlePosition']) ? $this->args['titlePosition'] : '';
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if ($featured_image_position === 'aboveTitle' || $featured_image_position === 'belowTitle') {
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$featured_image_position = 'centered';
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}
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if ($featured_image_position === 'centered') {
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if ($title_position === 'aboveExcerpt') {
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array_unshift($content, $featured_image, $title);
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} else {
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array_unshift($content, $title, $featured_image);
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}
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return array(
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LayoutHelper::row(array(
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LayoutHelper::col($content)
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))
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);
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}
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if ($title_position === 'aboveExcerpt') {
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array_unshift($content, $title);
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}
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if ($featured_image_position === 'alternate') {
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$featured_image_position = $this->nextImagePosition();
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}
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$content = ($featured_image_position === 'left')
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? array(
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LayoutHelper::col(array($featured_image)),
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LayoutHelper::col($content)
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)
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: array(
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LayoutHelper::col($content),
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LayoutHelper::col(array($featured_image))
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);
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$result = array(
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LayoutHelper::row($content)
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);
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if ($title_position !== 'aboveExcerpt') {
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array_unshift(
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$result,
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LayoutHelper::row(
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[
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LayoutHelper::col([$title]),
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]
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)
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);
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}
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return $result;
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}
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private function nextImagePosition() {
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$this->image_position = ($this->image_position === 'left') ? 'right' : 'left';
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return $this->image_position;
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}
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private function getContent($post, $with_post_class, $display_type) {
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$content_manager = new PostContentManager();
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$meta_manager = new MetaInformationManager();
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$content = $content_manager->getContent($post, $this->args['displayType']);
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$content = $meta_manager->appendMetaInformation($content, $post, $this->args);
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$content = $content_manager->filterContent($content, $display_type, $with_post_class);
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$structure_transformer = new StructureTransformer();
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$content = $structure_transformer->transform($content, $this->args['imageFullWidth'] === true);
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$read_more_btn = $this->getReadMoreButton($post);
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$blocks_count = count($content);
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if ($read_more_btn['type'] === 'text' && $blocks_count > 0 && $content[$blocks_count - 1]['type'] === 'text') {
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$content[$blocks_count - 1]['text'] .= $read_more_btn['text'];
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} else {
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$content[] = $read_more_btn;
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}
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return $content;
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}
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private function getImageInfo($id) {
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/*
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* In some cases wp_get_attachment_image_src ignore the second parameter
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* and use global variable $content_width value instead.
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* By overriding it ourselves when ensure a constant behaviour regardless
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* of the user setup.
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*
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* https://mailpoet.atlassian.net/browse/MAILPOET-1365
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*/
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global $content_width; // default is NULL
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$content_width_copy = $content_width;
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$content_width = Env::NEWSLETTER_CONTENT_WIDTH;
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$image_info = $this->wp->wpGetAttachmentImageSrc($id, 'mailpoet_newsletter_max');
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$content_width = $content_width_copy;
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return $image_info;
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}
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private function getFeaturedImage($post) {
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$post_id = $post->ID;
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$post_title = $this->sanitizeTitle($post->post_title);
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$image_full_width = (bool)filter_var($this->args['imageFullWidth'], FILTER_VALIDATE_BOOLEAN);
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if (!has_post_thumbnail($post_id)) {
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return false;
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}
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$thumbnail_id = $this->wp->getPostThumbnailId($post_id);
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$image_info = $this->getImageInfo($thumbnail_id);
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// get alt text
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$alt_text = trim(strip_tags(get_post_meta(
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$thumbnail_id,
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'_wp_attachment_image_alt',
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true
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)));
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if (strlen($alt_text) === 0) {
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// if the alt text is empty then use the post title
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$alt_text = trim(strip_tags($post_title));
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}
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return array(
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'type' => 'image',
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'link' => $this->wp->getPermalink($post_id),
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'src' => $image_info[0],
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'alt' => $alt_text,
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'fullWidth' => $image_full_width,
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'width' => $image_info[1],
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'height' => $image_info[2],
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'styles' => array(
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'block' => array(
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'textAlign' => 'center',
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),
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),
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);
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}
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private function getReadMoreButton($post) {
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if ($this->args['readMoreType'] === 'button') {
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$button = $this->args['readMoreButton'];
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$button['url'] = $this->wp->getPermalink($post->ID);
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return $button;
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}
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$read_more_text = sprintf(
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'<p><a href="%s">%s</a></p>',
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$this->wp->getPermalink($post->ID),
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$this->args['readMoreText']
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);
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return array(
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'type' => 'text',
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'text' => $read_more_text,
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);
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}
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private function getTitle($post) {
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$title = $this->sanitizeTitle($post->post_title);
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$top_padding = '20px';
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if (filter_var($this->args['titleIsLink'], FILTER_VALIDATE_BOOLEAN)) {
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$title = '<a href="' . $this->wp->getPermalink($post->ID) . '">' . $title . '</a>';
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}
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if (in_array($this->args['titleFormat'], array('h1', 'h2', 'h3'))) {
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$tag = $this->args['titleFormat'];
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} elseif ($this->args['titleFormat'] === 'ul') {
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$tag = 'li';
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$top_padding = '0';
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} else {
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$tag = 'h1';
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}
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$alignment = (in_array($this->args['titleAlignment'], array('left', 'right', 'center'))) ? $this->args['titleAlignment'] : 'left';
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$title = '<' . $tag . ' data-post-id="' . $post->ID . '" style="text-align: ' . $alignment . ';">' . $title . '</' . $tag . '>';
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return array(
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'type' => 'text',
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'text' => $title,
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'styles' => [
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'block' => [
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'paddingTop' => $top_padding,
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],
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]
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);
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}
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/**
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* Replaces double quote character with a unicode
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* alternative to avoid problems when inlining CSS.
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* [MAILPOET-1937]
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*
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* @param string $title
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* @return string
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*/
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private function sanitizeTitle($title) {
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return str_replace('"', '＂', $title);
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}
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}
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