1 | <?php |
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15 | class Kirki_Field_Checkbox extends Kirki_Field { |
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16 | |||
17 | /** |
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18 | * Sets the control type. |
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19 | * |
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20 | * @access protected |
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21 | */ |
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22 | protected function set_type() { |
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27 | |||
28 | /** |
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29 | * Sets the $sanitize_callback. |
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30 | * |
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31 | * @access protected |
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32 | */ |
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33 | protected function set_sanitize_callback() { |
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34 | |||
35 | if ( ! $this->sanitize_callback ) { |
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36 | $this->sanitize_callback = array( $this, 'sanitize' ); |
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37 | } |
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38 | |||
39 | } |
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40 | |||
41 | /** |
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42 | * Sanitizes checkbox values. |
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43 | * |
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44 | * @access public |
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45 | * @param boolean|integer|string|null $value The checkbox value. |
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46 | * @return bool |
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47 | */ |
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48 | public function sanitize( $value = null ) { |
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49 | |||
50 | if ( '0' === $value || 'false' === $value ) { |
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51 | return false; |
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52 | } |
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53 | |||
54 | return (bool) $value; |
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55 | |||
56 | } |
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57 | |||
58 | /** |
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59 | * Sets the default value. |
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60 | * |
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61 | * @access protected |
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62 | */ |
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63 | protected function set_default() { |
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68 | } |
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69 |