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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,51 @@ | ||
| <?php | ||
| namespace Pluf\Data; | ||
|
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| /** | ||
| * Crates a new query | ||
| * | ||
| * @author maso | ||
| * | ||
| */ | ||
| class QueryBuilder | ||
| { | ||
|
|
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| public static function getInstance($config): QueryBuilder | ||
| { | ||
| if ($config instanceof \Pluf\HTTP\Request) { | ||
| return new QueryBuilder\RequestQueryBuilder($config); | ||
| } | ||
| return new QueryBuilder(); | ||
| } | ||
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| public function setView($view): QueryBuilder | ||
| { | ||
| return $this; | ||
| } | ||
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| public function setStart($start): QueryBuilder | ||
| { | ||
| return $this; | ||
| } | ||
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| public function setLimit($limit): QueryBuilder | ||
| { | ||
| return $this; | ||
| } | ||
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| public function setOrder($key, $order): QueryBuilder | ||
| { | ||
| return $this; | ||
| } | ||
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| public function addFilter($key, $value): QueryBuilder | ||
| { | ||
| return $this; | ||
| } | ||
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| public function build(): Query | ||
| { | ||
| return null; | ||
| } | ||
| } | ||
|
|
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,163 @@ | ||
| <?php | ||
| namespace Pluf\Data\QueryBuilder; | ||
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|
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| use Pluf\HTTP\Request; | ||
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| class RequestQueryBuilder extends \Pluf\Data\QueryBuilder | ||
| { | ||
|
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| const SEARCH_QUERY_KEY = '_px_q'; | ||
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| const CURRENT_PAGE_KEY = '_px_p'; | ||
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| const PAGE_SIZE_KEY = '_px_ps'; | ||
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| const SORT_KEY_KEY = '_px_sk'; | ||
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| const SORT_ORDER_KEY = '_px_so'; | ||
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| const FILTER_KEY_KEY = '_px_fk'; | ||
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| const FILTER_VALUE_KEY = '_px_fv'; | ||
|
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| /** | ||
| * Load options from user request | ||
| * | ||
| * Here is list of all possible values | ||
| * | ||
| * <ul> | ||
| * <li>_px_q : Query string to search.</li> | ||
| * <li>_px_p : Current page.</li> | ||
| * <li>_px_sk : Sort key.</li> | ||
| * <li>_px_so : Sort order.</li> | ||
| * <li>_px_fk : Filter key.</li> | ||
| * <li>_px_fv : Filter value.</li> | ||
| * <ul> | ||
| * | ||
| * @param | ||
| * \Pluf\HTTP\Request The request | ||
| */ | ||
| function __construct(Request $request) | ||
| { | ||
| // load query | ||
| if (isset($request->REQUEST[self::SEARCH_QUERY_KEY])) { | ||
| $this->setQueryString($request->REQUEST[self::SEARCH_QUERY_KEY]); | ||
| } | ||
|
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| $this->loadPage($request) | ||
| ->loadSorts($request) | ||
| ->loadFilters($request) | ||
| ->loadQuery($request); | ||
|
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| // Load options | ||
| $this->loadSortOptions($request); | ||
| $this->loadFilterOptions($request); | ||
| } | ||
|
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| /* | ||
| * load current page | ||
| */ | ||
| private function loadPage(Request $request): RequestQueryBuilder | ||
| { | ||
| $page = 0; | ||
| $pageSize = 30; | ||
| if (isset($request->REQUEST[self::CURRENT_PAGE_KEY])) { | ||
| // >> Page number | ||
| $page = $request->REQUEST[self::CURRENT_PAGE_KEY]; | ||
| if (! isset($page)) { | ||
| $page = 0; | ||
| } | ||
| $page = (int) $page; | ||
| } | ||
| if (isset($request->REQUEST[self::PAGE_SIZE_KEY])) { | ||
| // Page size | ||
| $pageSize = $request->REQUEST[self::PAGE_SIZE_KEY]; | ||
| if (! isset($pageSize)) { | ||
| $pageSize = 30; | ||
| } | ||
| $pageSize = (int) $pageSize; | ||
| } | ||
| // >> set query | ||
| $this->setStart($page * $pageSize)->setLimit($pageSize); | ||
| return $this; | ||
| } | ||
|
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| /* | ||
| * load current page | ||
| */ | ||
| private function loadSorts(Request $request): RequestQueryBuilder | ||
| { | ||
| if (! isset($request->REQUEST[self::SORT_KEY_KEY])) { | ||
| $this->sort_order = []; | ||
| return; | ||
| } | ||
| // Sort orders | ||
| $keys = $request->REQUEST[self::SORT_KEY_KEY]; | ||
| $vals = $request->REQUEST[self::SORT_ORDER_KEY]; | ||
|
|
||
| if (! is_array($keys)) { | ||
| $keys = [ | ||
| $keys | ||
| ]; | ||
| } | ||
| if (! is_array($vals)) { | ||
| $vals = [ | ||
| $vals | ||
| ]; | ||
| } | ||
|
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| for ($i = 0; $i < sizeof($keys); $i ++) { | ||
| $key = $keys[$i]; | ||
| $order = 'ASC'; | ||
| if ($vals[$i] === 'd') { | ||
| $order = 'DESC'; | ||
| } | ||
| $this->setOrder($key, $order); | ||
| } | ||
|
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| return $this; | ||
| } | ||
|
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| /* | ||
| * load current page | ||
| */ | ||
| private function loadFilters(Request $request): RequestQueryBuilder | ||
| { | ||
|
|
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| // check filter option | ||
| if (! array_key_exists(self::FILTER_KEY_KEY, $request->REQUEST)) { | ||
| return; | ||
| } | ||
|
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| $keys = $request->REQUEST[self::FILTER_KEY_KEY]; | ||
| $vals = $request->REQUEST[self::FILTER_VALUE_KEY]; | ||
| if (! is_array($keys)) { | ||
| $keys = [ | ||
| $keys | ||
| ]; | ||
| } | ||
| if (! is_array($vals)) { | ||
| $vals = [ | ||
| $vals | ||
| ]; | ||
| } | ||
|
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| // categorize filters | ||
| for ($i = 0; $i < sizeof($keys); $i ++) { | ||
| $key = $keys[$i]; | ||
| $value = $vals[$i]; | ||
| $this->addFilter($key, $value); | ||
| } | ||
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| return $this; | ||
| } | ||
|
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| /* | ||
| * load current page | ||
| */ | ||
| private function loadQuery(Request $request): RequestQueryBuilder | ||
| { | ||
| return $this; | ||
| } | ||
| } | ||
|
|
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