1 | <?php |
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7 | abstract class BaseDataProvider |
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8 | { |
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9 | /** |
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10 | * true means that all request filters are accepted, checks by default comparing (like) |
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11 | * false means that filtering is not enabled in this dataprovider |
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12 | * array should contain array of fields, available for filtering. |
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13 | * if key not specified, value should be a name of field, otherwise key - field name, |
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14 | * value - comparing type (=, like) or a callable function |
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15 | * @var bool|array |
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16 | */ |
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17 | protected $filters = false; |
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18 | |||
19 | /** |
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20 | * true means that all request sortings are accepted, checks by default sorting |
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21 | * false means that ordering is not enabled in this dataprovider |
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22 | * array should contain array of fields, available for filtering. |
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23 | * value should be a string |
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24 | * @var bool|array |
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25 | */ |
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26 | protected $ordering = false; |
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27 | |||
28 | /** |
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29 | * Should return total amount of rows |
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30 | * @param GridViewRequest $request |
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31 | * @return int |
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32 | */ |
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33 | abstract public function getCount(GridViewRequest $request) : int; |
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34 | |||
35 | /** |
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36 | * Should return a list of data for current page |
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37 | * @param GridViewRequest $request |
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38 | * @return mixed |
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39 | */ |
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40 | abstract public function getData(GridViewRequest $request); |
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41 | |||
42 | /** |
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43 | * Allows to set a list of fields, available for filtering |
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44 | * @param array|boolean $filters |
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45 | * @return $this |
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46 | */ |
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47 | public function setFilters($filters) |
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52 | |||
53 | /** |
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54 | * Allows to set a list of ordering fields |
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55 | * @param array|boolean $ordering |
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56 | * @return $this |
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57 | */ |
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58 | public function setOrdering($ordering) |
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63 | } |
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64 |