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myvesta php replacement for gnu 'grep' (but without regular expression)

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myvesta 2023-04-15 15:50:27 +02:00 • committed by GitHub
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4 changed files with 140 additions and 6 deletions
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34
func/string.php
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@ -72,6 +72,40 @@ function myvesta_strip_in_file_between_including_borders($file, $left, $right) {
return true;
}
// --- mixed functions ---
function myvesta_grep($find, $file_or_stdin, $count=0, $quiet=0) {
global $myvesta_stdin, $myvesta_stdin_return_not_found;
if ($count=='-c') {$count=1; $quiet=0;}
if ($count=='-q') {$count=0; $quiet=1;}
//echo "find = " . $find."\n"; echo "file_or_stdin = " . $file_or_stdin."\n"; echo "count = " . $count."\n"; echo "quiet = " . $quiet."\n"; exit;
if ($myvesta_stdin_return_not_found==true) {
if ($count==1) return myvesta_throw_error (MYVESTA_ERROR_STRING_NOT_FOUND, "0");
return myvesta_throw_error (MYVESTA_ERROR_STRING_NOT_FOUND, "");
}
$arr=explode("\n", $file_or_stdin);
$buf='';
$hits=0;
foreach ($arr as $line) {
if (strpos($line, $find)!==false) {
$hits++;
if ($quiet==false && $count==false) $buf.=$line."\n";
}
}
if ($count==1) {
if ($hits==0) return myvesta_exit (MYVESTA_ERROR_STRING_NOT_FOUND, "0");
return $hits;
}
if ($quiet==1) {
if ($hits==0) return myvesta_exit (MYVESTA_ERROR_STRING_NOT_FOUND, "");
return true;
}
if ($hits==0) return myvesta_exit (MYVESTA_ERROR_STRING_NOT_FOUND, "");
return $buf;
}
// --- string functions ---
function myvesta_str_get_between (&$text, $left_substring, $right_substring, $start=0, $return_left_substring=0, $return_right_substring=0, $left_substring_necessary=1, $right_substring_necessary=1) {