function recipe_plaintext_import in Recipe 6

Same name and namespace in other branches

1. 7.2 modules/recipe_plaintext.module \recipe_plaintext_import()
2. 7 includes/recipe_plaintext.module \recipe_plaintext_import()

Parsing instance for plain text recipes

1 string reference to 'recipe_plaintext_import'

recipe_plaintext_recipeio in plugins/recipe_plaintext.module

Implementation of hook_recipeio($type).

File

plugins/recipe_plaintext.module, line 55

Code

function recipe_plaintext_import($text) {

  // region constants
  define('TITLE', 0);
  define('INGREDIENTS', 1);
  define('DIRECTIONS', 2);
  $recipe = array();

  // init ingredients here
  $recipe['ingredients'] = array();
  $region = TITLE;
  foreach (split("\n", $text) as $line) {
    $line = trim($line);
    if ($region < DIRECTIONS && $line == '') {
      $region++;
      continue;
    }
    if ($region == TITLE) {
      $recipe['title'] = $line;
    }
    elseif ($region == INGREDIENTS) {

      // Replace a decimal quantity with a fractional one.  Needs to be done before ' ' to '-' below.
      $line = preg_replace_callback('/^(\\d+\\.\\d+)/', 'decimal_to_fraction_callback', $line);

      // Replace a space separated fraction with a '-' to normalize the input string.
      $line = preg_replace('/^(\\d+)[ \\-](\\d+)[\\/](\\d+)/', '${1}-${2}/${3}', $line);

      // 1 cup flour
      if (preg_match('/^([0-9\\-\\.\\/]+) +([A-Za-z\\.]+) +(.*)/', $line, $matches)) {
        $i = array();
        $i['quantity'] = $matches[1];
        $i['unit_name'] = $matches[2];
        $i['ingredient_name'] = $matches[3];

        // FALSE if no-match
        $i['unit_obj'] = recipe_unit_fuzzymatch($i['unit_name']);
        if ($i['unit_obj'] == FALSE) {
          $i['unit_name'] = 'Unit';
          $i['unit_obj'] = recipe_unit_fuzzymatch($i['unit_name']);
          drupal_set_message(t('Could not find the ingredient units in "%s"', array(
            '%s' => $line,
          )), 'warning');
        }

        // FALSE if no-match
        $i['ingred_obj'] = recipe_ingredient_match($i['ingredient_name']);
        $recipe['ingredients'][] = $i;
      }
      elseif (preg_match('/^([0-9\\-\\.\\/]+) +(.*)/', $line, $matches)) {
        $i = array();
        $i['quantity'] = $matches[1];
        $i['unit_name'] = 'Unit';
        $i['ingredient_name'] = $matches[2];

        // FALSE if no-match
        $i['unit_obj'] = recipe_unit_fuzzymatch($i['unit_name']);

        // FALSE if no-match
        $i['ingred_obj'] = recipe_ingredient_match($i['ingredient_name']);
        $recipe['ingredients'][] = $i;
      }
      else {
        $i = array();
        $i['quantity'] = 0;
        $i['unit_name'] = 'Unit';
        $i['ingredient_name'] = "failed: " . $line;
        $i['unit_obj'] = FALSE;
        $i['ingred_obj'] = FALSE;
        $recipe['ingredients'][] = $i;
      }
    }
    elseif ($region == DIRECTIONS) {
      $recipe['instructions'] .= $line . "\n";
    }
  }
  return $recipe;
}