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| 1 | <?php declare(strict_types=1); |
| 2 | /** |
| 3 | * Query |
| 4 | * |
| 5 | * SQL Query Builder / Database Abstraction Layer |
| 6 | * |
| 7 | * PHP version 8.1 |
| 8 | * |
| 9 | * @package Query |
| 10 | * @author Timothy J. Warren <tim@timshomepage.net> |
| 11 | * @copyright 2012 - 2022 Timothy J. Warren |
| 12 | * @license http://www.opensource.org/licenses/mit-license.html MIT License |
| 13 | * @link https://git.timshomepage.net/aviat/Query |
| 14 | * @version 4.0.0 |
| 15 | */ |
| 16 | namespace Query; |
| 17 | |
| 18 | use function is_array; |
| 19 | |
| 20 | /** |
| 21 | * Query builder state |
| 22 | * |
| 23 | * @method getSelectString(): string |
| 24 | * @method getFromString(): string |
| 25 | * @method getSetString(): string |
| 26 | * @method getOrderString(): string |
| 27 | * @method getGroupString(): string |
| 28 | * @method getSetArrayKeys(): array |
| 29 | * @method getOrderArray(): array |
| 30 | * @method getGroupArray(): array |
| 31 | * @method getValues(): array |
| 32 | * @method getWhereValues(): array |
| 33 | * @method getLimit(): int|null |
| 34 | * @method getOffset() |
| 35 | * @method getQueryMap(): array |
| 36 | * @method getHavingMap(): array |
| 37 | * |
| 38 | * @method setSelectString(string $selectString): self |
| 39 | * @method setFromString(string $fromString): self |
| 40 | * @method setSetString(string $setString): self |
| 41 | * @method setOrderString(string $orderString): self |
| 42 | * @method setGroupString(string $groupString): self |
| 43 | * @method setSetArrayKeys(array $arrayKeys): self |
| 44 | * @method setGroupArray(array $array): self |
| 45 | * @method setLimit(int $limit): self |
| 46 | * @method setOffset(?int $offset): self |
| 47 | */ |
| 48 | class State { |
| 49 | // -------------------------------------------------------------------------- |
| 50 | // ! SQL Clause Strings |
| 51 | // -------------------------------------------------------------------------- |
| 52 | /** |
| 53 | * Compiled 'select' clause |
| 54 | */ |
| 55 | protected string $selectString = ''; |
| 56 | |
| 57 | /** |
| 58 | * Compiled 'from' clause |
| 59 | */ |
| 60 | protected string $fromString = ''; |
| 61 | |
| 62 | /** |
| 63 | * Compiled arguments for insert / update |
| 64 | */ |
| 65 | protected string $setString = ''; |
| 66 | |
| 67 | /** |
| 68 | * Order by clause |
| 69 | */ |
| 70 | protected string $orderString = ''; |
| 71 | |
| 72 | /** |
| 73 | * Group by clause |
| 74 | */ |
| 75 | protected string $groupString = ''; |
| 76 | |
| 77 | // -------------------------------------------------------------------------- |
| 78 | // ! SQL Clause Arrays |
| 79 | // -------------------------------------------------------------------------- |
| 80 | /** |
| 81 | * Keys for insert/update statement |
| 82 | */ |
| 83 | protected array $setArrayKeys = []; |
| 84 | |
| 85 | /** |
| 86 | * Key/val pairs for order by clause |
| 87 | */ |
| 88 | protected array $orderArray = []; |
| 89 | |
| 90 | /** |
| 91 | * Key/val pairs for group by clause |
| 92 | */ |
| 93 | protected array $groupArray = []; |
| 94 | |
| 95 | // -------------------------------------------------------------------------- |
| 96 | // ! Other Class vars |
| 97 | // -------------------------------------------------------------------------- |
| 98 | /** |
| 99 | * Values to apply to prepared statements |
| 100 | */ |
| 101 | protected array $values = []; |
| 102 | |
| 103 | /** |
| 104 | * Values to apply to where clauses in prepared statements |
| 105 | */ |
| 106 | protected array $whereValues = []; |
| 107 | |
| 108 | /** |
| 109 | * Value for limit string |
| 110 | */ |
| 111 | protected ?int $limit = NULL; |
| 112 | |
| 113 | /** |
| 114 | * Value for offset in limit string |
| 115 | */ |
| 116 | protected ?int $offset = NULL; |
| 117 | |
| 118 | /** |
| 119 | * Query component order mapping |
| 120 | * for complex select queries |
| 121 | * |
| 122 | * Format: |
| 123 | * [ |
| 124 | * 'type' => 'where', |
| 125 | * 'conjunction' => ' AND ', |
| 126 | * 'string' => 'k=?' |
| 127 | * ] |
| 128 | */ |
| 129 | protected array $queryMap = []; |
| 130 | |
| 131 | /** |
| 132 | * Map for having clause |
| 133 | */ |
| 134 | protected array $havingMap = []; |
| 135 | |
| 136 | public function __call(string $name, array $arguments) |
| 137 | { |
| 138 | if (str_starts_with($name, 'get')) |
| 139 | { |
| 140 | $maybeProp = lcfirst(substr($name, 3)); |
| 141 | if (isset($this->$maybeProp)) |
| 142 | { |
| 143 | return $this->$maybeProp; |
| 144 | } |
| 145 | } |
| 146 | |
| 147 | if (str_starts_with($name, 'set')) |
| 148 | { |
| 149 | $maybeProp = lcfirst(substr($name, 3)); |
| 150 | if (isset($this->$maybeProp)) |
| 151 | { |
| 152 | $this->$maybeProp = $arguments[0]; |
| 153 | return $this; |
| 154 | } |
| 155 | } |
| 156 | |
| 157 | return NULL; |
| 158 | } |
| 159 | |
| 160 | public function appendSelectString(string $str): self |
| 161 | { |
| 162 | $this->selectString .= $str; |
| 163 | return $this; |
| 164 | } |
| 165 | |
| 166 | public function appendSetArrayKeys(array $setArrayKeys): self |
| 167 | { |
| 168 | $this->setArrayKeys = array_merge($this->setArrayKeys, $setArrayKeys); |
| 169 | return $this; |
| 170 | } |
| 171 | |
| 172 | public function setOrderArray(string $key, mixed $orderArray): self |
| 173 | { |
| 174 | $this->orderArray[$key] = $orderArray; |
| 175 | return $this; |
| 176 | } |
| 177 | |
| 178 | public function appendGroupArray(string $groupArray): self |
| 179 | { |
| 180 | $this->groupArray[] = $groupArray; |
| 181 | return $this; |
| 182 | } |
| 183 | |
| 184 | public function appendValues(array $values): self |
| 185 | { |
| 186 | $this->values = array_merge($this->values, $values); |
| 187 | return $this; |
| 188 | } |
| 189 | |
| 190 | public function appendWhereValues(mixed $val): self |
| 191 | { |
| 192 | if (is_array($val)) |
| 193 | { |
| 194 | foreach($val as $v) |
| 195 | { |
| 196 | $this->whereValues[] = $v; |
| 197 | } |
| 198 | |
| 199 | return $this; |
| 200 | } |
| 201 | |
| 202 | $this->whereValues[] = $val; |
| 203 | return $this; |
| 204 | } |
| 205 | |
| 206 | /** |
| 207 | * Add an additional set of mapping pairs to a internal map |
| 208 | */ |
| 209 | public function appendMap(string $conjunction = '', string $string = '', MapType $type = MapType::WHERE): self |
| 210 | { |
| 211 | $this->queryMap[] = [ |
| 212 | 'type' => $type, |
| 213 | 'conjunction' => $conjunction, |
| 214 | 'string' => $string |
| 215 | ]; |
| 216 | return $this; |
| 217 | } |
| 218 | |
| 219 | public function appendHavingMap(array $item): self |
| 220 | { |
| 221 | $this->havingMap[] = $item; |
| 222 | return $this; |
| 223 | } |
| 224 | } |