diff options
Diffstat (limited to 'lib/classes/StudipSemSearchHelper.php')
| -rw-r--r-- | lib/classes/StudipSemSearchHelper.php | 88 |
1 files changed, 71 insertions, 17 deletions
diff --git a/lib/classes/StudipSemSearchHelper.php b/lib/classes/StudipSemSearchHelper.php index 172c845..754b650 100644 --- a/lib/classes/StudipSemSearchHelper.php +++ b/lib/classes/StudipSemSearchHelper.php @@ -53,14 +53,14 @@ class StudipSemSearchHelper { public function setParams($params, $visible_only = null) { - if(isset($params['quick_search']) && isset($params['qs_choose'])){ - if($params['qs_choose'] == 'all'){ - foreach (self::GetQuickSearchFields() as $key => $value){ + if (isset($params['quick_search'], $params['qs_choose'])) { + if ($params['qs_choose'] === 'all'){ + foreach (self::GetQuickSearchFields() as $key => $value) { $params[$key] = $this->trim($params['quick_search']); } $params['combination'] = 'OR'; - } elseif($params['qs_choose'] == 'title_lecturer_number') { - foreach (explode('_', 'title_lecturer_number') as $key){ + } elseif ($params['qs_choose'] == 'title_lecturer_number') { + foreach (explode('_', 'title_lecturer_number') as $key) { $params[$key] = $this->trim($params['quick_search']); } $params['combination'] = 'OR'; @@ -68,7 +68,11 @@ class StudipSemSearchHelper { $params[$params['qs_choose']] = $this->trim($params['quick_search']); } } - if(!isset($params['combination'])) $params['combination'] = 'AND'; + + if (!isset($params['combination'])) { + $params['combination'] = 'AND'; + } + $this->params = $params; $this->visible_only = $visible_only; } @@ -78,7 +82,6 @@ class StudipSemSearchHelper { if (count($this->params) === 0) { return false; } - $this->params = array_map('addslashes', $this->params); $db = DBManager::get(); $join_sql = []; @@ -164,16 +167,7 @@ class StudipSemSearchHelper { $sql_params['institute_ids'] = $institute_ids; } - if (isset($this->params['lecturer']) && mb_strlen($this->params['lecturer']) > 2) { - //Search for lecturers: - $join_sql[] = "JOIN `seminar_user` USING (`seminar_id`)"; - $join_sql[] = "JOIN `auth_user_md5` USING (`user_id`)"; - $where_sql[] = "( - CONCAT(`auth_user_md5`.`Nachname`, ', ', `auth_user_md5`.`Vorname`, ' ', `auth_user_md5`.`Nachname`) LIKE CONCAT('%', :lecturer_name, '%') - OR `auth_user_md5`.`username` LIKE CONCAT('%', :lecturer_name, '%') - )"; - $sql_params['lecturer_name'] = $this->params['lecturer']; - } + $this->getSearchCondition($where_sql, $join_sql, $sql_params); $query = sprintf( 'SELECT DISTINCT `seminar_id` FROM `seminare` %s WHERE %s', @@ -193,4 +187,64 @@ class StudipSemSearchHelper { $what = preg_replace("/^\x{00A0}+|\x{00A0}+$/Su", '', $what); return $what; } + + private function hasSearchParam(string $key): bool + { + return isset($this->params[$key]) + && mb_strlen($this->params[$key]) > 2; + } + + private function getSearchCondition( + array &$where_sql, + array &$join_sql, + array &$sql_params + ): void { + $conditions = []; + + if ($this->hasSearchParam('lecturer')) { + //Search for lecturers: + $join_sql[] = "JOIN `seminar_user` USING (`seminar_id`)"; + $join_sql[] = "JOIN `auth_user_md5` USING (`user_id`)"; + + $conditions[] = "( + CONCAT(`auth_user_md5`.`Nachname`, ', ', `auth_user_md5`.`Vorname`, ' ', `auth_user_md5`.`Nachname`) LIKE CONCAT('%', :lecturer_name, '%') + OR `auth_user_md5`.`username` LIKE CONCAT('%', :lecturer_name, '%') + )"; + $sql_params['lecturer_name'] = $this->params['lecturer']; + } + + if ($this->hasSearchParam('number')) { + $conditions[] = "`seminare`.`VeranstaltungsNummer` LIKE CONCAT('%', :number, '%')"; + $sql_params['number'] = $this->params['number']; + } + + if ($this->hasSearchParam('title')) { + $terms = explode(' ', $this->params['title']); + $terms = array_map('trim', $terms); + $terms = array_filter($terms); + $terms = array_unique($terms); + + $chunks = []; + foreach ($terms as $index => $term) { + $chunks[] = "`seminare`.`Name` LIKE CONCAT('%', :title{$index}, '%')"; + $sql_params['title' . $index] = $term; + } + + $conditions[] = '(' . implode(' AND ', $chunks) . ')'; + } + + if ($this->hasSearchParam('sub_title')) { + $conditions[] = "`seminare`.`Untertitel` LIKE CONCAT('%', :sub_title, '%')"; + $sql_params['sub_title'] = $this->params['sub_title']; + } + + if ($this->hasSearchParam('comment')) { + $conditions[] = "`seminare`.`Beschreibung` LIKE CONCAT('%', :description, '%')"; + $sql_params['description'] = $this->params['comment']; + } + + if (count($conditions) > 0) { + $where_sql[] = '(' . implode(' ' . $this->params['combination'] . ' ', $conditions) . ')'; + } + } } |