Forked from eduardoarandah/add_contact_form_7_custom_tag.php
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June 2, 2020 13:44
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Adding A Custom Form-Tag to Contact Form 7 in Wordpress
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| <?php | |
| /** | |
| * Contact form 7 | |
| * custom tag: [posts show:12] | |
| * show parameter is optional | |
| */ | |
| add_action('wpcf7_init', 'custom_add_form_tag_posts'); | |
| function custom_add_form_tag_posts() | |
| { | |
| wpcf7_add_form_tag('posts', 'custom_posts_form_tag_handler'); | |
| } | |
| function custom_posts_form_tag_handler($tag) | |
| { | |
| //get current (local) date | |
| $blogtime = current_time('mysql'); | |
| list( $today_year, $today_month, $today_day, $hour, $minute, $second ) = preg_split('([^0-9])', $blogtime); | |
| //how may to show? (default 6) | |
| $numberPosts=6; | |
| $show=$tag->get_option('show', 'int', true); | |
| $args = [ | |
| 'post_type' => 'posts', | |
| 'posts_per_page'=> $show ? $show : $numberPosts, | |
| 'order' => 'ASC' | |
| ]; | |
| // The Query | |
| $the_query = new WP_Query($args); | |
| // The Loop | |
| $rows=[]; | |
| if ($the_query->have_posts()) { | |
| while ($the_query->have_posts()) { | |
| $the_query->the_post(); | |
| $rows[]=[ | |
| 'id' =>get_the_ID(), | |
| 'title' =>get_the_title(), | |
| ]; | |
| } | |
| wp_reset_postdata(); | |
| } | |
| // debug your query | |
| // echo $the_query->request; | |
| // Structure | |
| $res="<div class='12u'><h3 class='mb-0'>No posts to display</h3></div>"; | |
| if ($rows) { | |
| $res="<div class='row'>"; | |
| foreach ($rows as $row) { | |
| $res.="<div>"; | |
| $res.='<input type="checkbox" name="posts[]" value="'.esc_html($row['title']).'" id="'.esc_html($row['id']).'" />'; | |
| $res.='<label for="'.esc_html($row['id']).'">'.esc_html($row['title']).' <br>'; | |
| $res.= esc_html($row['title']) | |
| $res.=' </label>'; | |
| $res.="</div>"; | |
| } | |
| $res.="</div>"; | |
| } | |
| return $res; | |
| } | |
| /** | |
| * When saving, change the array to a comma, separated list, just to make it easier | |
| */ | |
| add_filter("wpcf7_posted_data", function ($posted_data) { | |
| //'posts' is the name that you gave the field in the CF7 admin. | |
| if (isset($posted_data['posts'])) { | |
| $posted_data['posts'] = implode(", ", $posted_data['posts']); | |
| } | |
| return $posted_data; | |
| }); | |
| /** | |
| * A tag to be used in "Mail" section so the user receives the special tag | |
| * [posts] | |
| */ | |
| add_filter('wpcf7_special_mail_tags', 'wpcf7_tag_post', 10, 3); | |
| function wpcf7_tag_post($output, $name, $html) | |
| { | |
| $name = preg_replace('/^wpcf7\./', '_', $name); // for back-compat | |
| $submission = WPCF7_Submission::get_instance(); | |
| if (! $submission) { | |
| return $output; | |
| } | |
| if ('posts' == $name) { | |
| return $submission->get_posted_data("posts"); | |
| } | |
| return $output; | |
| } |
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