| @@ 103-124 (lines=22) @@ | ||
| 100 | * @throws InvalidArgumentException If the parameter is not a string. |
|
| 101 | * @return self |
|
| 102 | */ |
|
| 103 | public function setTable($table) |
|
| 104 | { |
|
| 105 | if ($table === null) { |
|
| 106 | $this->table = $table; |
|
| 107 | return $this; |
|
| 108 | } |
|
| 109 | ||
| 110 | if (!is_string($table)) { |
|
| 111 | throw new InvalidArgumentException( |
|
| 112 | 'Table reference must be a string.' |
|
| 113 | ); |
|
| 114 | } |
|
| 115 | ||
| 116 | if ($table === '') { |
|
| 117 | throw new InvalidArgumentException( |
|
| 118 | 'Table reference can not be empty.' |
|
| 119 | ); |
|
| 120 | } |
|
| 121 | ||
| 122 | $this->table = $table; |
|
| 123 | return $this; |
|
| 124 | } |
|
| 125 | ||
| 126 | /** |
|
| 127 | * Determine if a table is assigned. |
|
| @@ 219-234 (lines=16) @@ | ||
| 216 | * @throws InvalidArgumentException If the direction is not a string. |
|
| 217 | * @return self |
|
| 218 | */ |
|
| 219 | public function setDirection($direction) |
|
| 220 | { |
|
| 221 | if ($direction === null) { |
|
| 222 | $this->direction = $direction; |
|
| 223 | return $this; |
|
| 224 | } |
|
| 225 | ||
| 226 | if (!is_string($direction)) { |
|
| 227 | throw new InvalidArgumentException( |
|
| 228 | 'Direction must be a string.' |
|
| 229 | ); |
|
| 230 | } |
|
| 231 | ||
| 232 | $this->direction = strtolower($direction) === 'asc' ? 'ASC' : 'DESC'; |
|
| 233 | return $this; |
|
| 234 | } |
|
| 235 | ||
| 236 | /** |
|
| 237 | * Retrieve the sorting direction. |
|