Fix closed questions by selected answer not displayed as closed

qa-include/ajax/answer.php

@@ -37,7 +37,7 @@ list($question, $childposts) = qa_db_select_with_pending(
 
 // Check if the question exists, is not closed, and whether the user has permission to do this
 
-if (@$question['basetype'] == 'Q' && !isset($question['closedbyid']) && !qa_user_post_permit_error('permit_post_a', $question, QA_LIMIT_ANSWERS)) {
+if (@$question['basetype'] == 'Q' && !isset($question['closedbyid']) && (!qa_opt('do_close_on_select') || !isset($question['selchildid'])) && !qa_user_post_permit_error('permit_post_a', $question, QA_LIMIT_ANSWERS)) {
 	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';

qa-include/app/format.php

@@ -320,7 +320,7 @@ function qa_post_html_fields($post, $userid, $cookieid, $usershtml, $dummy, $opt
 	$fields['tags'] = 'id="' . qa_html($elementid) . '"';
 
 	$fields['classes'] = ($isquestion && $favoritedview && @$post['userfavoriteq']) ? 'qa-q-favorited' : '';
-	if ($isquestion && isset($post['closedbyid']))
+	if ($isquestion && (isset($post['closedbyid']) || (qa_opt('do_close_on_select') && isset($post['selchildid']))))
 		$fields['classes'] = ltrim($fields['classes'] . ' qa-q-closed');
 
 	if ($microdata) {
@@ -617,7 +617,7 @@ function qa_post_html_fields($post, $userid, $cookieid, $usershtml, $dummy, $opt
 		( // otherwise check if one of these conditions is fulfilled...
 			(!isset($post['created'])) || // ... we didn't show the created time (should never happen in practice)
 			($post['hidden'] && ($post['updatetype'] == QA_UPDATE_VISIBLE)) || // ... the post was hidden as the last action
-			(isset($post['closedbyid']) && ($post['updatetype'] == QA_UPDATE_CLOSED)) || // ... the post was closed as the last action
+			((isset($post['closedbyid']) || (qa_opt('do_close_on_select') && isset($post['selchildid']))) && $post['updatetype'] == QA_UPDATE_CLOSED) || // ... the post was closed as the last action
 			(abs($post['updated'] - $post['created']) > 300) || // ... or over 5 minutes passed between create and update times
 			($post['lastuserid'] != $post['userid']) // ... or it was updated by a different user
 		)
@@ -637,7 +637,7 @@ function qa_post_html_fields($post, $userid, $cookieid, $usershtml, $dummy, $opt
 				break;
 
 			case QA_UPDATE_CLOSED:
-				$langstring = isset($post['closedbyid']) ? 'main/closed' : 'main/reopened';
+				$langstring = isset($post['closedbyid']) || (qa_opt('do_close_on_select') && isset($post['selchildid'])) ? 'main/closed' : 'main/reopened';
 				break;
 
 			case QA_UPDATE_TAGS:
@@ -838,10 +838,11 @@ function qa_other_to_q_html_fields($question, $userid, $cookieid, $usershtml, $d
 			break;
 
 		case 'Q-' . QA_UPDATE_CLOSED:
+			$isClosed = isset($question['closedbyid']) || (qa_opt('do_close_on_select') && isset($question['selchildid']));
 			if (@$question['opersonal'])
-				$langstring = isset($question['closedbyid']) ? 'misc/your_q_closed' : 'misc/your_q_reopened';
+				$langstring = $isClosed ? 'misc/your_q_closed' : 'misc/your_q_reopened';
 			else
-				$langstring = isset($question['closedbyid']) ? 'main/closed' : 'main/reopened';
+				$langstring = $isClosed ? 'main/closed' : 'main/reopened';
 			break;
 
 		case 'Q-' . QA_UPDATE_TAGS:

qa-include/app/post-update.php

@@ -155,7 +155,9 @@ function qa_question_set_selchildid($userid, $handle, $cookieid, $oldquestion, $
 {
 	$oldselchildid = $oldquestion['selchildid'];
 
-	qa_db_post_set_selchildid($oldquestion['postid'], isset($selchildid) ? $selchildid : null, $userid, qa_remote_ip_address());
+	$lastip = qa_remote_ip_address();
+
+	qa_db_post_set_selchildid($oldquestion['postid'], isset($selchildid) ? $selchildid : null, $userid, $lastip);
 	qa_db_points_update_ifuser($oldquestion['userid'], 'aselects');
 	qa_db_unselqcount_update();
 
@@ -168,6 +170,15 @@ function qa_question_set_selchildid($userid, $handle, $cookieid, $oldquestion, $
 			'postid' => $oldselchildid,
 			'answer' => $answers[$oldselchildid],
 		));
+
+		if (!empty($oldquestion['closed']) && empty($oldquestion['closedbyid'])) {
+			qa_db_post_set_closed($oldquestion['postid'], null, $userid, $lastip);
+
+			qa_report_event('q_reopen', $userid, $handle, $cookieid, array(
+				'postid' => $oldquestion['postid'],
+				'oldquestion' => $oldquestion,
+			));
+		}
 	}
 
 	if (isset($selchildid)) {
@@ -179,6 +190,17 @@ function qa_question_set_selchildid($userid, $handle, $cookieid, $oldquestion, $
 			'postid' => $selchildid,
 			'answer' => $answers[$selchildid],
 		));
+
+		if (empty($oldquestion['closed'])) {
+			qa_db_post_set_closed($oldquestion['postid'], null, $userid, $lastip);
+
+			qa_report_event('q_close', $userid, $handle, $cookieid, array(
+				'postid' => $oldquestion['postid'],
+				'oldquestion' => $oldquestion,
+				'reason' => 'answer-selected',
+				'originalid' => $answers[$selchildid],
+			));
+		}
 	}
 }
 

qa-include/app/q-list.php

@@ -89,7 +89,7 @@ function qa_q_list_page_content($questions, $pagesize, $start, $count, $sometitl
 
 	$qa_content['q_list']['qs'] = array();
 
-	if (count($questions)) {
+	if (!empty($questions)) {
 		$qa_content['title'] = $sometitle;
 
 		$defaults = qa_post_html_defaults('Q');
@@ -97,10 +97,11 @@ function qa_q_list_page_content($questions, $pagesize, $start, $count, $sometitl
 			$defaults['categorypathprefix'] = $categorypathprefix;
 		}
 
+		$closeOnSelect = qa_opt('do_close_on_select');
 		foreach ($questions as $question) {
 			$fields = qa_any_to_q_html_fields($question, $userid, qa_cookie_get(), $usershtml, null, qa_post_html_options($question, $defaults));
 
-			if (!empty($fields['raw']['closedbyid'])) {
+			if (!empty($fields['raw']['closedbyid']) || (!empty($fields['raw']['selchildid']) && $closeOnSelect)) {
 				$fields['closed'] = array(
 					'state' => qa_lang_html('main/closed'),
 				);

qa-include/pages/question-view.php

@@ -184,7 +184,7 @@ function qa_page_q_post_rules($post, $parentpost = null, $siblingposts = null, $
 
 	$rules['closeable'] = qa_opt('allow_close_questions') && $post['type'] == 'Q' && !$rules['closed'] && $permiterror_close_open === false;
 	// cannot reopen a question if it's been hidden, or if it was closed by someone else and you don't have global closing permissions
-	$rules['reopenable'] = $rules['closed'] && isset($post['closedbyid']) && $permiterror_close_open === false && !$post['hidden']
+	$rules['reopenable'] = $rules['closed'] && $permiterror_close_open === false && !$post['hidden']
 		&& ($notclosedbyother || !qa_user_permit_error('permit_close_q', null, $userlevel, true, $userfields));
 
 	$rules['moderatable'] = $post['queued'] && !$permiterror_moderate;
@@ -428,7 +428,7 @@ function qa_page_q_question_view($question, $parentquestion, $closepost, $usersh
 
 	// Information about the question that this question is a duplicate of (if appropriate)
 
-	if (isset($closepost)) {
+	if (isset($closepost) || (!empty($q_view['raw']['selchildid']) && qa_opt('do_close_on_select'))) {
 		if ($closepost['basetype'] == 'Q') {
 			if ($closepost['hidden']) {
 				// don't show link for hidden questions
@@ -456,6 +456,12 @@ function qa_page_q_question_view($question, $parentquestion, $closepost, $usersh
 					'blockwordspreg' => qa_get_block_words_preg(),
 				)),
 			);
+		} else { // If closed by a selected answer due to the do_close_on_select setting being enabled
+			$q_view['closed'] = array(
+				'state' => qa_lang_html('main/closed'),
+				'label' => qa_lang_html('main/closed'),
+				'content' => '',
+			);
 		}
 	}
 

qa-include/qa-feed.php

@@ -337,7 +337,7 @@ foreach ($questions as $question) {
 				break;
 
 			case 'Q-' . QA_UPDATE_CLOSED:
-				$langstring = isset($question['closedbyid']) ? 'misc/feed_closed_prefix' : 'misc/feed_reopened_prefix';
+				$langstring = isset($question['closedbyid']) || ($question['selchildid'] && qa_opt('do_close_on_select')) ? 'misc/feed_closed_prefix' : 'misc/feed_reopened_prefix';
 				break;
 
 			case 'Q-' . QA_UPDATE_TAGS: