Collection.php
| 1 | <?php |
| 2 | namespace SureCart\Models; |
| 3 | |
| 4 | /** |
| 5 | * Stores a collection of items. |
| 6 | */ |
| 7 | class Collection { |
| 8 | /** |
| 9 | * Keeps track of booted models |
| 10 | * |
| 11 | * @var array |
| 12 | */ |
| 13 | protected static $booted = []; |
| 14 | |
| 15 | /** |
| 16 | * Stores the collection data |
| 17 | * |
| 18 | * @var StdClass |
| 19 | */ |
| 20 | protected $attributes; |
| 21 | |
| 22 | /** |
| 23 | * Model constructor |
| 24 | * |
| 25 | * @param object $collection Optional attributes. |
| 26 | */ |
| 27 | public function __construct( $collection ) { |
| 28 | $this->attributes = $collection; |
| 29 | } |
| 30 | |
| 31 | /** |
| 32 | * Get the called class name |
| 33 | * |
| 34 | * @return string |
| 35 | */ |
| 36 | public static function getCalledClassName() { |
| 37 | return str_replace( '\\', '_', get_called_class() ); |
| 38 | } |
| 39 | |
| 40 | /** |
| 41 | * Does this collection have a next page? |
| 42 | * |
| 43 | * @return boolean |
| 44 | */ |
| 45 | public function hasNextPage() { |
| 46 | $seen = $this->pagination->page * $this->pagination->limit; |
| 47 | return $this->pagination->count > $seen; |
| 48 | } |
| 49 | |
| 50 | /** |
| 51 | * Does this collection have a previous page? |
| 52 | * |
| 53 | * @return boolean |
| 54 | */ |
| 55 | public function hasPreviousPage() { |
| 56 | return $this->pagination->page > 1; |
| 57 | } |
| 58 | |
| 59 | /** |
| 60 | * Get a specific attribute |
| 61 | * |
| 62 | * @param string $key Attribute name. |
| 63 | * |
| 64 | * @return mixed |
| 65 | */ |
| 66 | public function getAttribute( $key ) { |
| 67 | $attribute = null; |
| 68 | |
| 69 | if ( $this->hasAttribute( $key ) ) { |
| 70 | $attribute = $this->attributes->$key; |
| 71 | } |
| 72 | |
| 73 | return $attribute; |
| 74 | } |
| 75 | |
| 76 | /** |
| 77 | * Does it have the attribute |
| 78 | * |
| 79 | * @param string $key Attribute key. |
| 80 | * |
| 81 | * @return boolean |
| 82 | */ |
| 83 | public function hasAttribute( $key ) { |
| 84 | return property_exists( $this->attributes, $key ); |
| 85 | } |
| 86 | |
| 87 | /** |
| 88 | * Get the attribute |
| 89 | * |
| 90 | * @param string $key Attribute name. |
| 91 | * |
| 92 | * @return mixed |
| 93 | */ |
| 94 | public function __get( $key ) { |
| 95 | return $this->getAttribute( $key ); |
| 96 | } |
| 97 | |
| 98 | /** |
| 99 | * Set the attribute |
| 100 | * |
| 101 | * @param string $key Attribute name. |
| 102 | * @param mixed $value Value of attribute. |
| 103 | * |
| 104 | * @return void |
| 105 | */ |
| 106 | public function __set( $key, $value ) { |
| 107 | $this->setAttribute( $key, $value ); |
| 108 | } |
| 109 | |
| 110 | /** |
| 111 | * Determine if the given attribute exists. |
| 112 | * |
| 113 | * @param mixed $offset Name. |
| 114 | * @return bool |
| 115 | */ |
| 116 | public function offsetExists( $offset ) { |
| 117 | return ! is_null( $this->getAttribute( $offset ) ); |
| 118 | } |
| 119 | |
| 120 | /** |
| 121 | * Get the value for a given offset. |
| 122 | * |
| 123 | * @param mixed $offset Name. |
| 124 | * @return mixed |
| 125 | */ |
| 126 | public function offsetGet( $offset ) { |
| 127 | return $this->getAttribute( $offset ); |
| 128 | } |
| 129 | |
| 130 | /** |
| 131 | * Set the value for a given offset. |
| 132 | * |
| 133 | * @param mixed $offset Name. |
| 134 | * @param mixed $value Value. |
| 135 | * @return void |
| 136 | */ |
| 137 | public function offsetSet( $offset, $value ) { |
| 138 | $this->setAttribute( $offset, $value ); |
| 139 | } |
| 140 | |
| 141 | /** |
| 142 | * Forward call to method |
| 143 | * |
| 144 | * @param string $method Method to call. |
| 145 | * @param mixed $params Method params. |
| 146 | */ |
| 147 | public function __call( $method, $params ) { |
| 148 | return call_user_func_array( [ $this, $method ], $params ); |
| 149 | } |
| 150 | } |
| 151 |