README.md

A snippet that allows securly modifying the .htaccess file

Remeber to replace your-plugin with the id of your plugin

wordpress-htaccess-patch.php

<?php

function patch_htaccess($add = false) {
  // first strips our stuff, then adds new stuff if added
  $htaccess = ABSPATH . "/.htaccess";
  $content = file_get_contents($htaccess);
  $byLine = explode("\n", $content);
  $out = [];
  $ignore = false;

  if ($add) {
    $out[] = "# BEGIN your-plugin";
    foreach ($add as &$addLine) {
      $out[] = $addLine;
    }
    $out[] = "# END your-plugin";
  }

  foreach ($byLine as &$line) {
    if ($ignore) {
      preg_match('/^.+END.+your-plugin.*$/i', $line, $matches, PREG_OFFSET_CAPTURE, 0);
      if (sizeof($matches)) {
        $ignore = false;
      }
    } else {
      preg_match('/^.+BEGIN.+your-plugin.*$/i', $line, $matches, PREG_OFFSET_CAPTURE, 0);
      if (sizeof($matches)) {
        $ignore = true;
      } else {
        $out[] = $line;
      }
    }
  }

  $new = implode("\n", $out);

  file_put_contents($htaccess, $new);
}

function htaccess_enable() {
  patch_htaccess(explode("\n", file_get_contents(__DIR__ . "/config.txt")));
}

function htaccess_disable() {
  patch_htaccess();
}