<?php /* Question2Answer by Gideon Greenspan and contributors http://www.question2answer.org/ Description: Server-side response to Ajax create comment requests This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. More about this license: http://www.question2answer.org/license.php */ require_once QA_INCLUDE_DIR . 'app/users.php'; require_once QA_INCLUDE_DIR . 'app/limits.php'; require_once QA_INCLUDE_DIR . 'db/selects.php'; // Load relevant information about this question and the comment parent $questionid = qa_post_text('c_questionid'); $parentid = qa_post_text('c_parentid'); $userid = qa_get_logged_in_userid(); list($question, $parent, $children) = qa_db_select_with_pending( qa_db_full_post_selectspec($userid, $questionid), qa_db_full_post_selectspec($userid, $parentid), qa_db_full_child_posts_selectspec($userid, $parentid) ); // Check if the question and parent exist, and whether the user has permission to do this if (@$question['basetype'] == 'Q' && (@$parent['basetype'] == 'Q' || @$parent['basetype'] == 'A') && !qa_user_post_permit_error('permit_post_c', $parent, QA_LIMIT_COMMENTS) ) { require_once QA_INCLUDE_DIR . 'app/captcha.php'; require_once QA_INCLUDE_DIR . 'app/format.php'; require_once QA_INCLUDE_DIR . 'app/post-create.php'; require_once QA_INCLUDE_DIR . 'app/cookies.php'; require_once QA_INCLUDE_DIR . 'pages/question-view.php'; require_once QA_INCLUDE_DIR . 'pages/question-submit.php'; require_once QA_INCLUDE_DIR . 'util/sort.php'; // Try to create the new comment $usecaptcha = qa_user_use_captcha(qa_user_level_for_post($question)); $commentid = qa_page_q_add_c_submit($question, $parent, $children, $usecaptcha, $in, $errors); // If successful, page content will be updated via Ajax if (isset($commentid)) { $children = qa_db_select_with_pending(qa_db_full_child_posts_selectspec($userid, $parentid)); $parent = $parent + qa_page_q_post_rules($parent, ($questionid == $parentid) ? null : $question, null, $children); // in theory we should retrieve the parent's siblings for the above, but they're not going to be relevant foreach ($children as $key => $child) { $children[$key] = $child + qa_page_q_post_rules($child, $parent, $children, null); } $usershtml = qa_userids_handles_html($children, true); qa_sort_by($children, 'created'); $c_list = qa_page_q_comment_follow_list($question, $parent, $children, true, $usershtml, false, null); $themeclass = qa_load_theme_class(qa_get_site_theme(), 'ajax-comments', null, null); $themeclass->initialize(); echo "QA_AJAX_RESPONSE\n1\n"; // send back the ID of the new comment echo qa_anchor('C', $commentid) . "\n"; // send back the HTML $themeclass->c_list_items($c_list['cs']); return; } } echo "QA_AJAX_RESPONSE\n0\n"; // fall back to non-Ajax submission if there were any problems