68 lines
1.9 KiB
PHP
68 lines
1.9 KiB
PHP
<?php
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function dynamiques_revue_save_post($post_id)
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{
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$current_revue_ID = $post_id;
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$post_type = get_post_type($post_id);
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if ($post_type !== 'revues') return;
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// DE-LINK ARTICLES NOT USED IN THE ACF CHAPTER HANDLER IN REVUE POST ('articles' field)
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dynamiques_revue_empty_unmapped_articles($current_revue_ID);
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dynamiques_revue_link_mapped_articles($current_revue_ID);
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}
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add_action('acf/save_post', 'dynamiques_revue_save_post', 20);
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function dynamiques_revue_empty_unmapped_articles($current_revue_ID)
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{
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$articles = get_field('articles', $current_revue_ID);
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// GET ALL ARTICLES RELATED TO THE REVUE AND CHECK IF THEY ARE HANDLED BY THE PARENT REVUE IN THE ARTICLE FIELD
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$articles_related_to_revue = new WP_Query(array(
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'post_type' => 'articles',
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'meta_query' => array(
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array(
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'key' => 'related_revue',
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'value' => $current_revue_ID,
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'compare' => '=',
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),
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),
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));
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$articles_related_to_revue_posts = $articles_related_to_revue->posts;
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$articles_related_to_revue_ids = array_map(function ($post) {
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return $post->ID;
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}, $articles_related_to_revue_posts);
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$articles_ids = array_map(function ($article) {
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return $article->ID;
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}, $articles);
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// GET THE ARTICLES THAT ARE NOT HANDLED BY THE PARENT REVUE IN THE ARTICLE FIELD
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$unmapped_articles_ids = array_diff($articles_related_to_revue_ids, $articles_ids);
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// EMPTY THE ARTICLE FIELD BECAUSE NOT USED BY THE PARENT REVUE
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foreach ($unmapped_articles_ids as $article_id) {
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update_field('related_revue', null, $article_id);
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}
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}
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function dynamiques_revue_link_mapped_articles($current_revue_ID)
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{
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$articles = get_field('articles', $current_revue_ID);
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foreach ($articles as $article) {
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$article_id = $article->ID;
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$related_revue = get_field('related_revue', $article_id);
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update_field('related_revue', $current_revue_ID, $article_id);
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}
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}
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