Файл: qa-include/qa-ajax-asktitle.php
Строк: 99
<?php
/*
Question2Answer (c) Gideon Greenspan
http://www.question2answer.org/
File: qa-include/qa-ajax-asktitle.php
Version: See define()s at top of qa-include/qa-base.php
Description: Server-side response to Ajax request based on ask a question title
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.'qa-db-selects.php';
require_once QA_INCLUDE_DIR.'qa-util-string.php';
// Collect the information we need from the database
$intitle=qa_post_text('title');
$doaskcheck=qa_opt('do_ask_check_qs');
$doexampletags=qa_using_tags() && qa_opt('do_example_tags');
if ($doaskcheck || $doexampletags) {
$countqs=max($doexampletags ? QA_DB_RETRIEVE_ASK_TAG_QS : 0, $doaskcheck ? qa_opt('page_size_ask_check_qs') : 0);
$relatedquestions=qa_db_select_with_pending(
qa_db_search_posts_selectspec(null, qa_string_to_words($intitle), null, null, null, null, 0, false, $countqs)
);
}
// Collect example tags if appropriate
if ($doexampletags) {
require_once QA_INCLUDE_DIR.'qa-app-format.php';
$tagweight=array();
foreach ($relatedquestions as $question) {
$tags=qa_tagstring_to_tags($question['tags']);
foreach ($tags as $tag)
@$tagweight[$tag]+=exp($question['score']);
}
arsort($tagweight, SORT_NUMERIC);
$exampletags=array();
$minweight=exp(qa_match_to_min_score(qa_opt('match_example_tags')));
$maxcount=qa_opt('page_size_ask_tags');
foreach ($tagweight as $tag => $weight) {
if ($weight<$minweight)
break;
$exampletags[]=$tag;
if (count($exampletags)>=$maxcount)
break;
}
} else
$exampletags=array();
// Output the response header and example tags
echo "QA_AJAX_RESPONSEn1n";
echo strtr(qa_html(implode(',', $exampletags)), "rn", ' ')."n";
// Collect and output the list of related questions
if ($doaskcheck) {
require_once QA_INCLUDE_DIR.'qa-app-format.php';
$count=0;
$minscore=qa_match_to_min_score(qa_opt('match_ask_check_qs'));
$maxcount=qa_opt('page_size_ask_check_qs');
foreach ($relatedquestions as $question) {
if ($question['score']<$minscore)
break;
if (!$count)
echo qa_lang_html('question/ask_same_q').'<BR/>';
echo strtr(
'<A HREF="'.qa_q_path_html($question['postid'], $question['title']).'" TARGET="_blank">'.qa_html($question['title']).'</A><BR/>',
"rn", ' '
)."n";
if ((++$count)>=$maxcount)
break;
}
}
/*
Omit PHP closing tag to help avoid accidental output
*/