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<?php
/*
Question2Answer by Gideon Greenspan and contributors
http://www.question2answer.org/
File: qa-include/qa-ajax-click-answer.php
Description: Server-side response to Ajax single clicks on answer
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/cookies.php';
require_once QA_INCLUDE_DIR.'app/format.php';
require_once QA_INCLUDE_DIR.'app/users.php';
require_once QA_INCLUDE_DIR.'db/selects.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';
// Load relevant information about this answer
$answerid=qa_post_text('answerid');
$questionid=qa_post_text('questionid');
$userid=qa_get_logged_in_userid();
list($answer, $question, $qchildposts, $achildposts)=qa_db_select_with_pending(
qa_db_full_post_selectspec($userid, $answerid),
qa_db_full_post_selectspec($userid, $questionid),
qa_db_full_child_posts_selectspec($userid, $questionid),
qa_db_full_child_posts_selectspec($userid, $answerid)
);
// Check if there was an operation that succeeded
if (
(@$answer['basetype']=='A') &&
(@$question['basetype']=='Q')
) {
$answers=qa_page_q_load_as($question, $qchildposts);
$question=$question+qa_page_q_post_rules($question, null, null, $qchildposts); // array union
$answer=$answer+qa_page_q_post_rules($answer, $question, $qchildposts, $achildposts);
if (qa_page_q_single_click_a($answer, $question, $answers, $achildposts, false, $error)) {
list($answer, $question)=qa_db_select_with_pending(
qa_db_full_post_selectspec($userid, $answerid),
qa_db_full_post_selectspec($userid, $questionid)
);
// If so, page content to be updated via Ajax
echo "QA_AJAX_RESPONSE\n1\n";
// Send back new count of answers
$countanswers=$question['acount'];
if ($countanswers==1)
echo qa_lang_html('question/1_answer_title');
else
echo qa_lang_html_sub('question/x_answers_title', $countanswers);
// If the answer was not deleted....
if (isset($answer)) {
$question=$question+qa_page_q_post_rules($question, null, null, $qchildposts); // array union
$answer=$answer+qa_page_q_post_rules($answer, $question, $qchildposts, $achildposts);
$commentsfollows=qa_page_q_load_c_follows($question, $qchildposts, $achildposts);
foreach ($commentsfollows as $key => $commentfollow)
$commentsfollows[$key]=$commentfollow+qa_page_q_post_rules($commentfollow, $answer, $commentsfollows, null);
$usershtml=qa_userids_handles_html(array_merge(array($answer), $commentsfollows), true);
qa_sort_by($commentsfollows, 'created');
$a_view=qa_page_q_answer_view($question, $answer, ($answer['postid']==$question['selchildid']) && ($answer['type']=='A'),
$usershtml, false);
$a_view['c_list']=qa_page_q_comment_follow_list($question, $answer, $commentsfollows, false, $usershtml, false, null);
$themeclass=qa_load_theme_class(qa_get_site_theme(), 'ajax-answer', null, null);
$themeclass->initialize();
// ... send back the HTML for it
echo "\n";
$themeclass->a_list_item($a_view);
}
return;
}
}
echo "QA_AJAX_RESPONSE\n0\n"; // fall back to non-Ajax submission if something failed
/*
Omit PHP closing tag to help avoid accidental output
*/