Revize c1bdc1c4
Přidáno uživatelem Michal Kliment před více než 9 roky(ů)
| application/controllers/search.php | ||
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* Base method, makes search.
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* Search result is placed to property $results
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*
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* @author Michal Kliment
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* @author Ondrej Fibich, Michal Kliment
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* @param string $keyword
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* @param integer $limit Limit of results
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*/
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private function search($keyword = NULL)
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private function search($keyword = NULL, $limit = NULL)
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{
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$keywords = explode(" ", trim($keyword));
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// trim and remove unrequired cars from keyword
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$keyword = trim($keyword);
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$mkeyword = preg_replace("/[\[\]!\"#$%&'()*+,\/:;<=>?@\^`{|}~-]/", ' ', $keyword);
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// separate keywords
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$keywords = explode(' ', preg_replace("/\s+/", ' ', $mkeyword));
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$keys = array();
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// variations - if keyword contains many words (> 3) then only create
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// variations that contains all words of keyword but only sorted in many
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// ways. If keyword do not contain many words then make all variations.
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// If keyword contains more then 5 words then disable variations at all.
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$variation_keys = array();
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// finds all possible variations
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for ($i = count($keywords); $i > 0; $i--)
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$keys = arr::merge($keys, arr::variation($keywords, $i));
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if (count($keywords) <= 3) // all
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{
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for ($i = count($keywords); $i > 0; $i--)
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{
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$variation_keys = arr::merge($variation_keys, arr::variation($keywords, $i));
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}
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}
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else if (count($keywords) > 5) // only keyword
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{
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$variation_keys = array($mkeyword);
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}
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else // only mixed keyword
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{
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$variation_keys = arr::variation($keywords, count($keywords));
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}
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// search model
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$search_model = new Search_Model();
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// search variables
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$search_rules = Search_Model::get_rules_sorted_by_weight();
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$sums = array();
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$counts = array();
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$total_counts = array();
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$values = array();
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// no rules => empty result
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if (!count($search_rules))
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{
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$this->results = array();
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return;
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}
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// each rule should get oportunity to be searched (reserved limits)
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$result_limit = !empty($limit) ? ceil($limit / count($search_rules)) : NULL;
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$total_count = 0;
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// foreach all search rules
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foreach (Search_Model::$rules as $rule)
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foreach ($search_rules as $rule)
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{
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// networks is disabled
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if (!Settings::get('networks_enabled') && (
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$rule['model'] == 'device' ||
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$rule['model'] == 'subnet' ||
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$rule['model'] == 'link'
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))
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{
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continue;
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}
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// search only in keyword by default
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$searched_keys = array($keyword);
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// variation enabled?
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if (isset($rule['variation_enabled']) && $rule['variation_enabled'])
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{
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$searched_keys = $variation_keys;
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}
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// foreach variations
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foreach ($keys as $key)
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foreach ($searched_keys as $key)
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{
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if (isset($total_counts[$rule['model']]))
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{
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$total_counts[$rule['model']]++;
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}
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else
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{
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$total_counts[$rule['model']] = 1;
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}
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$result = $search_model->{$rule['method']}($key);
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$result = $search_model->{$rule['method']}($key, $result_limit);
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foreach ($result as $row)
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{
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$titled_value = url::title($row->value, ' ');
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$percent = 0;
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// test how much are texts similar
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similar_text(url::title($row->value, " "), url::title($key, " "), $percent);
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similar_text($titled_value, url::title($key, ' '), $percent);
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// rating and informations about this result was not registered yet
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if (!isset($sums[$rule['model']][$row->id]))
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{
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$sums[$rule['model']][$row->id] = 0;
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$counts[$rule['model']][$row->id] = 0;
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$values[$rule['model']][$row->id] = $row;
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}
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$sums[$rule['model']][$row->id] += $percent;
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// weight to percentage
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$weight = $rule['weight'];
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// special treatment if value is same as keyword
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if (!isset($rule['ignore_special_threatment']) ||
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!$rule['ignore_special_threatment'])
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{
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// keyword match with special threatment for
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// login (we do want to mess tha members)
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if (strtolower(trim($keyword)) == strtolower(trim($row->value)) &&
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$rule['method'] != 'user_login')
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{
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$weight = 3.5;
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}
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// modified keyword match
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if (strtolower(trim($mkeyword)) == strtolower(trim($row->value)))
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{
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$weight = 2.5;
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}
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// special treatment if titled value is same as titled modified keyword
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else if (url::title($mkeyword) == $titled_value)
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{
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$weight = 2;
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}
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}
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// special threatment for number results weight if they are equal
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if ($rule['method'] == 'member_id' &&
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intval($keyword) == intval($row->value))
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{
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// member ID is equal => increase weight of this result
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$weight = 6;
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}
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else if ($rule['method'] == 'member_variable_symbol' &&
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intval($keyword) == intval($row->value))
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{
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// variable key equals to key?
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$weight = 6;
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}
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// add rating about the current result
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$sums[$rule['model']][$row->id] += $percent * $weight;
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$counts[$rule['model']][$row->id]++;
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$total_count++;
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// end if we have already enought results
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if (!empty($limit) && $total_count >= $limit)
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{
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break 3;
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}
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}
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}
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}
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$result_sums = array();
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$result_counts = array();
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// transforms to 1-dimensional array
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foreach ($sums as $model => $model_sums)
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| ... | ... | |
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foreach ($model_sums as $id => $sum)
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{
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$result_sums[] = $sum;
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$result_counts[] = $counts[$model][$id] / $total_counts[$model];
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$this->results[] = $values[$model][$id];
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}
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}
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// sorts results
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array_multisort($result_sums, SORT_DESC, $this->results, SORT_DESC);
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}
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| ... | ... | |
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* @param integer $page_word
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* @param integer $page
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*/
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public function simple(
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$keyword = NULL, $limit_results = 20, $page_word = 'page', $page = 1)
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public function simple($keyword = NULL, $limit_results = 20,
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$page_word = 'page', $page = 1)
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{
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//$profiler = new Profiler();
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// bad parameter
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if (!$keyword)
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{
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Controller::warning(PARAMETER);
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}
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// searching
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$this->search($keyword);
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| ... | ... | |
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$to = $page * $limit_results;
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if ($to >= count($this->results))
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{
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$to = count($this->results) - 1;
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}
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$view = new View('main');
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$view->keyword = $keyword;
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| ... | ... | |
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$view->content->from = $from;
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$view->content->to = $to;
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$view->render(TRUE);
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//echo $profiler->render(TRUE);
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}
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/**
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* Ajax searching (for whisper)
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*
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* @author Michal Kliment
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* @param integer $count
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* @param integer $count do not change contans unless you know what it will cause!!
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*/
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public function ajax($count = 100)
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public function ajax($count = 150)
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{
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$this->search($this->input->get('q'));
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$counter = 0;
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// prints all results
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foreach ($this->results as $result)
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{
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$counter++;
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?>
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<a href="<?php echo url_lang::base() . $result->link . $result->id ?>" class="whisper_search_result">
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<b><?php echo $result->return_value ?></b><br />
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<i><?php echo $result->desc ?></i>
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</a>
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<?php
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if ($counter == $count)
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break;
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}
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$keyword = $this->input->get('q');
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$this->search($keyword, $count);
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// no results
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if (!$counter)
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{
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?>
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<div class="whisper_search_result"><?php echo __('No items found.') ?></div>
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<?php
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}
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$view = new View('search/ajax');
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$view->total_items = count($this->results);
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$view->results = $this->results;
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$view->keyword = $keyword;
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$view->render(TRUE);
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}
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}
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Také k dispozici: Unified diff
Release 1.1.0