Online PHP editor | rfc for 0kdvf

@ 2016-09-21T17:05:49Z

<?php

$tests = [
    'bar 3 m foo',               # -
    'bass drop 2 d bare',        # -
    '2 3 m foo foo',             # -
    '1 222 4 d baz',             # -
    '5d 4h 3m 2s',               # -
    '5 days 4 minutes',          # -
    '9w8d7h6m5s',                # -
    
    '2 d 3 m baz',               # +
    '5d 4h 3m 2s foo',           # +
    '2 s foo',                   # +
    '222 h baz bar',             # +
    '1 mon foo',                 # + mon for month?
    '1w bar',                    # +
    '1 month baz',               # +
    '2 months foobar',           # +
    '4 months 2 months foo',     # + repeating same string is allowed by strtotime, though it sums up https://3v4l.org/FIgNC
    '5m3s bar',                  # +
    '7mon6w5d4h3m2s bazinga!',   # +
    '3 seconds 5 hours 5 minutes jeeey hoe :D damn I should sleep...' # +
];

/*
* Replaces (s|m|h|d|w|mon) with strtotime compatible abbreviations and return it in an array with the remaining text
*
* It *should* allow these: https://gist.github.com/DaveRandom/625fb4bf73112474fb5768a0a300e4e5
*
* @param array $tests
* @return array
*/
function separateAndNormalizeTimeSpec($tests) {
    $reg1 = <<<'REGEX'
~
\s? (?<int> \d{1,5}) \s?
(?<time>
  (?: s (?=(?:ec(?:ond)?s?)?(?:\b|\d))
    | m (?=(?:in(?:ute)?s?)?(?:\b|\d))
    | h (?=(?:(?:ou)?rs?)?(?:\b|\d))
    | d (?=(?:ays?)?(?:\b|\d))
    | w (?=(?:eeks?)?(?:\b|\d))
    | mon (?=(?:(?:th)?s?)?(?:\b|\d))
  )
)
[^\d]*?(?=\b|\d)
# do only extract start of string
| (?<text> .+)
~uix
REGEX;
    
    $array = [];

    foreach($tests as $case){
        $text = "";
        $time = preg_replace_callback ($reg1, 
                function($matches) use (&$text) {
                    if (isset($matches['text'])) {
                        $text = trim($matches['text']);
                        return '';
                    }
                    switch($matches['time']){
                        case 's': 
                            $t = ' sec '; 
                            break;
                        case 'm': 
                            $t = ' min '; 
                            break;
                        case 'h': 
                            $t = ' hour '; 
                            break;
                        case 'd': 
                            $t = ' day '; 
                            break;
                        case 'w': 
                            $t = ' week '; 
                            break;
                        case 'mon': 
                            $t = ' month '; 
                            break;
                    }
                    return $matches['int'].$t;
                }, $case);
        
        if ($time != "" && $text != "") {
            $array[] = [$time, $text];
        }
    }
    
    return $array;
}

$normalized = separateAndNormalizeTimeSpec($tests);
print_r($normalized);

Output for git.master, git.master_jit, rfc.property-hooks: Array ( [0] => Array ( [0] => 2 day 3 min [1] => baz ) [1] => Array ( [0] => 5 day 4 hour 3 min 2 sec [1] => foo ) [2] => Array ( [0] => 2 sec [1] => foo ) [3] => Array ( [0] => 222 hour [1] => baz bar ) [4] => Array ( [0] => 1 month [1] => foo ) [5] => Array ( [0] => 1 week [1] => bar ) [6] => Array ( [0] => 1 month [1] => baz ) [7] => Array ( [0] => 2 month [1] => foobar ) [8] => Array ( [0] => 4 month 2 month [1] => foo ) [9] => Array ( [0] => 5 min 3 sec [1] => bar ) [10] => Array ( [0] => 7 month 6 week 5 day 4 hour 3 min 2 sec [1] => bazinga! ) [11] => Array ( [0] => 3 sec 5 hour 5 min [1] => jeeey hoe :D damn I should sleep... ) )

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