1 | <?php |
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11 | trait SelectMethod |
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12 | { |
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13 | /** |
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14 | * @param string $columns |
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15 | * |
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16 | * @return static |
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17 | * |
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18 | * @throws LogicException |
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19 | */ |
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20 | 1 | public function select($columns = "*") |
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21 | { |
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22 | 1 | if (!isset($this->table)) { |
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23 | throw new LogicException("select() called before table()"); |
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24 | } |
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25 | |||
26 | 1 | if (!is_array($columns)) { |
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27 | 1 | $columns = [$columns]; |
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28 | 1 | } |
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29 | |||
30 | 1 | $query = $this->factory()->newSelect(); |
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31 | 1 | $query->from($this->table); |
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32 | 1 | $query->cols($columns); |
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33 | |||
34 | 1 | return $this->cloneWith("query", $query); |
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35 | } |
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36 | |||
37 | /** |
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38 | * @return QueryFactory |
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39 | */ |
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40 | abstract protected function factory(); |
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41 | |||
42 | /** |
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43 | * @param string $key |
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44 | * @param mixed $value |
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45 | * |
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46 | * @return static |
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47 | */ |
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48 | abstract protected function cloneWith($key, $value); |
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49 | } |
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50 |