109 lines
3.6 KiB
PHP
109 lines
3.6 KiB
PHP
<?php
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namespace MailPoet\Newsletter\Shortcodes;
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class Shortcodes {
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public $newsletter;
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public $subscriber;
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public $queue;
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public $wp_user_preview;
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const SHORTCODE_CATEGORY_NAMESPACE = 'MailPoet\Newsletter\Shortcodes\Categories\\';
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function __construct(
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$newsletter = false,
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$subscriber = false,
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$queue = false,
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$wp_user_preview = false
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) {
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$this->newsletter = $newsletter;
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$this->subscriber = $subscriber;
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$this->queue = $queue;
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$this->wp_user_preview = $wp_user_preview;
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}
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function extract($content, $categories = false) {
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$categories = (is_array($categories)) ? implode('|', $categories) : false;
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// match: [category:shortcode] or [category|category|...:shortcode]
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// dot not match: [category://shortcode] - avoids matching http/ftp links
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$regex = sprintf(
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'/\[%s:(?!\/\/).*?\]/ism',
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($categories) ? '(?:' . $categories . ')' : '(?:\w+)'
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);
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preg_match_all($regex, $content, $shortcodes);
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$shortcodes = $shortcodes[0];
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return (count($shortcodes)) ?
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array_unique($shortcodes) :
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false;
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}
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function match($shortcode) {
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preg_match(
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'/\[(?P<category>\w+)?:(?P<action>\w+)(?:.*?\|.*?(?P<argument>\w+):(?P<argument_value>.*?))?\]/',
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$shortcode,
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$match
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);
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return $match;
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}
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function process($shortcodes, $content = false) {
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$_this = $this;
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$processed_shortcodes = array_map(
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function($shortcode) use ($content, $_this) {
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$shortcode_details = $_this->match($shortcode);
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$shortcode_details['shortcode'] = $shortcode;
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$shortcode_details['category'] = !empty($shortcode_details['category']) ?
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$shortcode_details['category'] :
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false;
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$shortcode_details['action'] = !empty($shortcode_details['action']) ?
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$shortcode_details['action'] :
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false;
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$shortcode_details['action_argument'] = !empty($shortcode_details['argument']) ?
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$shortcode_details['argument'] :
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false;
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$shortcode_details['action_argument_value'] = !empty($shortcode_details['argument_value']) ?
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$shortcode_details['argument_value'] :
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false;
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$shortcode_class =
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Shortcodes::SHORTCODE_CATEGORY_NAMESPACE . ucfirst($shortcode_details['category']);
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if(!class_exists($shortcode_class)) {
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$custom_shortcode = apply_filters(
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'mailpoet_newsletter_shortcode',
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$shortcode,
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$_this->newsletter,
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$_this->subscriber,
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$_this->queue,
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$content,
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$_this->wp_user_preview
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);
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return ($custom_shortcode === $shortcode) ?
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false :
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$custom_shortcode;
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}
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return $shortcode_class::process(
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$shortcode_details,
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$_this->newsletter,
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$_this->subscriber,
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$_this->queue,
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$content,
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$_this->wp_user_preview
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);
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}, $shortcodes);
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return $processed_shortcodes;
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}
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function replace($content, $content_source = null, $categories = null) {
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$shortcodes = $this->extract($content, $categories);
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if(!$shortcodes) {
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return $content;
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}
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// if content contains only shortcodes (e.g., [newsletter:post_title]) but their processing
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// depends on some other content (e.g., "post_id" inside a rendered newsletter),
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// then we should use that content source when processing shortcodes
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$processed_shortcodes = $this->process(
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$shortcodes,
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($content_source) ? $content_source : $content
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);
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$shortcodes = array_intersect_key($shortcodes, $processed_shortcodes);
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return str_replace($shortcodes, $processed_shortcodes, $content);
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}
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}
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