Merge pull request #1814 from nowackipawel/patch-49

extended exact_length[1,3,5]
codeigniter4 · Mar 12, 2019 · b2fda54 · b2fda54
2 parents 9af0a89 + 192155a
commit b2fda54
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Showing 2 changed files with 14 additions and 1 deletion.
diff --git a/system/Validation/Rules.php b/system/Validation/Rules.php
@@ -65,6 +65,7 @@ public function differs(string $str = null, string $field, array $data): bool
 
 	/**
 	 * Returns true if $str is $val characters long.
+	 * $val = "5" (one) | "5,8,12" (multiple values)
 	 *
 	 * @param string $str
 	 * @param string $val
@@ -74,6 +75,18 @@ public function differs(string $str = null, string $field, array $data): bool
 	 */
 	public function exact_length(string $str = null, string $val, array $data): bool
 	{
+		if(strpos($val, ',') !== 1)
+		{
+			$val = explode(',', $val);
+			foreach ($val as $tmp)
+			{
+				if(is_numeric($tmp) && (int) $tmp === mb_strlen($str))
+				{
+					return true;
+				}
+			}
+		}
+
 		return ((int) $val === mb_strlen($str));
 	}
 

diff --git a/user_guide_src/source/libraries/validation.rst b/user_guide_src/source/libraries/validation.rst
@@ -662,7 +662,7 @@ alpha_numeric           No          Fails if field contains anything other than
 alpha_numeric_space     No          Fails if field contains anything other than alpha-numeric characters, numbers or space.
 decimal                 No          Fails if field contains anything other than a decimal number.
 differs                 Yes         Fails if field does not differ from the one in the parameter.                                   differs[field_name]
-exact_length            Yes         Fails if field is not exactly the parameter value.                                              exact_length[5]
+exact_length            Yes         Fails if field is not exactly the parameter value. One or more comma-separated values.                                             exact_length[5] or exact_length[5,8,12]
 greater_than            Yes         Fails if field is less than or equal to the parameter value or not numeric.                     greater_than[8]
 greater_than_equal_to   Yes         Fails if field is less than the parameter value, or not numeric.                                greater_than_equal_to[5]
 in_list                 Yes         Fails if field is not within a predetermined list.                                              in_list[red,blue,green]