DictsUtils::join()   D
last analyzed

Complexity

Conditions 10
Paths 34

Size

Total Lines 42
Code Lines 26

Duplication

Lines 42
Ratio 100 %

Importance

Changes 0
Metric Value
dl 42
loc 42
rs 4.8196
c 0
b 0
f 0
cc 10
eloc 26
nc 34
nop 4

How to fix   Complexity   

Long Method

Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.

For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.

Commonly applied refactorings include:

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<?php
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namespace Ridibooks\Platform\Common;
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/**
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 * sqlDicts 통해서 얻어진 배열에 대해 자주 사용하는 함수들
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 */
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class DictsUtils
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{
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	/**
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	 * Dicts 에서 특정 key를 가진 값들을 모두 얻기
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	 *
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	 * $dicts = $db->sqlDicts('select * from tb_book');
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	 * $b_ids = DictsUtils::extractValuesByKey($dicts, 'id');
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	 *
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	 * @param $dicts
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	 * @param $key
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	 * @return array
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	 */
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	public static function extractValuesByKey($dicts, $key)
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	{
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		$return = [];
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		foreach ($dicts as $dict) {
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			$return[] = $dict[$key];
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		}
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		return $return;
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	}
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	/**
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	 * Dicts 에서 특정 key 를 기준으로 재배치(key 기준으로 하나밖에 없을떄)
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	 *
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	 * $dicts = $db->sqlDicts('select * from cpdp_books');
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	 * $cpdp_books_by_bid = DictsUtils::alignByKey($dicts, 'b_id');
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	 * $cpdp_books_111011110 = $tb_book_property_by_bid['111011110'];
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	 *
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	 * $cpdp_books_111011110 => ['id' => '123123', 'b_id'=>'111011110', 'title' => '바람과 함께 사라지다']
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	 *
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	 * @param $dicts
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	 * @param $key
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	 * @return array
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	 */
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	public static function alignByKey($dicts, $key)
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	{
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		$return = [];
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		foreach ($dicts as $dict) {
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			$return[$dict[$key]] = $dict;
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		}
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		return $return;
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	}
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	/**
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	 * Dicts 에서 특정 key 를 기준으로 재배치(key 기준으로 여러개 있을떄)
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	 *
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	 * $dicts = $db->sqlDicts('select * from tb_book_property');
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	 * $tb_book_propertys_by_bid = DictsUtils::alignListByKey($dicts, 'b_id');
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	 * $tb_book_propertys_111011110 = $tb_book_propertys_by_bid['111011110'];
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	 *
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	 * $tb_book_propertys_111011110 => [
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	 *      ['b_id'=>'111011110', 'key' => 'num_pages', 'vaule' => 123123],
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	 *      ['b_id'=>'111011110', 'key' => 'type', 'vaule' => 'pdf'],
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	 * ]
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	 *
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	 * @param $dicts
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	 * @param $key
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	 * @return array
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	 */
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	public static function alignListByKey($dicts, $key)
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	{
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		$return = [];
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		foreach ($dicts as $dict) {
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			$return[$dict[$key]][] = $dict;
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		}
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		return $return;
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	}
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	/**
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	 * Dicts 와 Dicts 끼리 join 할때 (SQL 에서 join 하지 않고 PHP에서 join)
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	 *
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	 * $dictA = $db->sqlDicts('select t_id, amount point from tb_point');
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	 * $dictB = $db->sqlDicts('select t_id, amount cash from tb_cash');
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	 * $dictNew = DictsUtils::join($dictA, $dictB);
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	 *
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	 * $dictNew => [
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	 *      [t_id => '111', 'point' => 123, 'cash' => 456],
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	 *      [t_id => '112', 'point' => 124, 'cash' => 457],
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	 * ]
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	 *
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	 * @param $left_dicts
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	 * @param $right_dicts
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	 * @param int $left_dicts_column_index_to_join
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	 * @param int $right_dicts_column_index_to_join
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	 * @return mixed
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	 */
94 View Code Duplication
	public static function join(
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Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation.

You can also find more detailed suggestions in the “Code” section of your repository.

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		$left_dicts,
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		$right_dicts,
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		$left_dicts_column_index_to_join = 0,
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		$right_dicts_column_index_to_join = 0
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	) {
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		if (count($left_dicts) == 0) {
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			return $right_dicts;
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		}
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		if (count($right_dicts) == 0) {
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			return $left_dicts;
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		}
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		$left_keys = array_keys($left_dicts[0]);
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		$left_key_to_join = $left_keys[$left_dicts_column_index_to_join];
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		$right_keys = array_keys($right_dicts[0]);
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		$right_key_to_join = $right_keys[$right_dicts_column_index_to_join];
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		foreach ($left_dicts as $lk => $lv) {
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			foreach ($right_dicts as $rk => $rv) {
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				if ($lv[$left_key_to_join] != $rv[$right_key_to_join]) {
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					continue;
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				}
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				$left_dicts[$lk] = array_merge($lv, $rv);
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			}
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		}
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		$keys = [];
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		foreach ($left_dicts as $dict) {
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			$keys = array_unique(array_merge($keys, array_keys($dict)));
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		}
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		foreach ($left_dicts as $dictKey => $dict) {
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			foreach ($keys as $key) {
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				if (!isset($left_dicts[$dictKey][$key])) {
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					$left_dicts[$dictKey][$key] = null;
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				}
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			}
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		}
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		return $left_dicts;
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	}
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	public static function convertDictsToHtmlTable($dicts)
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	{
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		$th = '';
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		$tr = '';
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		foreach ($dicts as $index => $dict) {
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			$td = '';
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			foreach ($dict as $key => $value) {
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				if ($index == 0) {
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					$th = $th . "<th align='left'>" . $key . "</th>\n";
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				}
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				$td = $td . "<td align='left'>" . $value . "</td>\n";
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			}
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			$tr = $tr . "<tr>" . $td . "</tr>\n";
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		}
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		$html_table = "
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		<table cellspacing='0' cellpadding='0' style='width: 100%; border-collapse: collapse; color: #333; font-size: 13px; line-height: 1.7em; border-top:1px solid #848484;'>"
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			. "<thead>" . "<tr>" . $th . "</tr>" . "</thead>"
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			. "<tbody>" . $tr . "</tbody>" . "</table>";
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		return $html_table;
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	}
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}
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