46 lines
1.7 KiB
PHP
46 lines
1.7 KiB
PHP
<?php
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/**
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* Additional interface for {@link SS_List} classes that are filterable.
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*
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* All methods in this interface are immutable - they should return new instances with the filter
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* applied, rather than applying the filter in place
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*
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* @see SS_List, SS_Sortable, SS_Limitable
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*/
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interface SS_Filterable {
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/**
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* Returns TRUE if the list can be filtered by a given field expression.
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*
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* @param string $by
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* @return bool
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*/
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public function canFilterBy($by);
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/**
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* Filter the list to include items with these charactaristics
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*
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* @example $list = $list->filter('Name', 'bob'); // only bob in the list
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* @example $list = $list->filter('Name', array('aziz', 'bob'); // aziz and bob in list
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* @example $list = $list->filter(array('Name'=>'bob, 'Age'=>21)); // bob with the age 21
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* @example $list = $list->filter(array('Name'=>'bob, 'Age'=>array(21, 43))); // bob with the Age 21 or 43
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* @example $list = $list->filter(array('Name'=>array('aziz','bob'), 'Age'=>array(21, 43)));
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* // aziz with the age 21 or 43 and bob with the Age 21 or 43
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*/
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public function filter();
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/**
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* Exclude the list to not contain items with these charactaristics
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*
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* @example $list = $list->exclude('Name', 'bob'); // exclude bob from list
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* @example $list = $list->exclude('Name', array('aziz', 'bob'); // exclude aziz and bob from list
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* @example $list = $list->exclude(array('Name'=>'bob, 'Age'=>21)); // exclude bob that has Age 21
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* @example $list = $list->exclude(array('Name'=>'bob, 'Age'=>array(21, 43))); // exclude bob with Age 21 or 43
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* @example $list = $list->exclude(array('Name'=>array('bob','phil'), 'Age'=>array(21, 43)));
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* // bob age 21 or 43, phil age 21 or 43 would be excluded
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*/
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public function exclude();
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}
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