<?php
/*
 +--------------------------------------------------------------------+
 | CiviCRM version 4.6                                                |
 +--------------------------------------------------------------------+
 | Copyright Tech To The People http:tttp.eu (c) 2008                 |
 +--------------------------------------------------------------------+
 |                                                                    |
 | CiviCRM is free software; you can copy, modify, and distribute it  |
 | under the terms of the GNU Affero General Public License           |
 | Version 3, 19 November 2007.                                       |
 |                                                                    |
 | CiviCRM is distributed in the hope that it will be useful, but     |
 | WITHOUT ANY WARRANTY; without even the implied warranty of         |
 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.               |
 | See the GNU Affero General Public License for more details.        |
 |                                                                    |
 | You should have received a copy of the GNU Affero General Public   |
 | License along with this program; if not, contact CiviCRM LLC       |
 | at info[AT]civicrm[DOT]org. If you have questions about the        |
 | GNU Affero General Public License or the licensing of CiviCRM,     |
 | see the CiviCRM license FAQ at http://civicrm.org/licensing        |
 +--------------------------------------------------------------------+
*/


require_once ('bin/cli.php');
require_once 'CRM/Core/BAO/Tag.php';

/**
 * Class tagsImporter
 */
class tagsImporter extends civicrm_cli {
  /**
   * constructor
   */
  function __construct() {
    parent::__construct();
    if (sizeof($this->args) != 1) {
      die("you need to profide a csv file (1st column parent name, 2nd tag name");
    }
    $this->file = $this->args[0];
    $this->tags = array_flip(CRM_Core_PseudoConstant::get('CRM_Core_DAO_EntityTag', 'tag_id', array('onlyActive' => FALSE)));
  }

  //format expected: parent name, tag
  function run() {
    $row = 1;
    $handle = fopen($this->file, "r");
    //header
    //	$header = fgetcsv($handle, 1000, ",");
    while (($data = fgetcsv($handle, 1000, ",")) !== FALSE) {
      $num = count($data);
      $row++;
      $params = $this->convertLine($data);
      $this->addTag($params);
    }
    fclose($handle);
    return;
  }

  /**
   * @param $param
   *
   * @return mixed
   */
  function addTag($param) {
    if (array_key_exists($param['name'], $this->tags)) {
      echo "\n- exists already: " . $param['name'];
      return;
    }
    $key = array('tag' => '');
    if ($param['parent']) {
      if (array_key_exists($param['parent'], $this->tags)) {
        $param['parent_id'] = $this->tags[$param['parent']];
      }
      else $param['parent_id'] = $this->addTag(array(parent => '', name => $param['parent']));
      $tag = CRM_Core_BAO_Tag::add($param, $key);
      echo "\n" . $tag->id . ": create " . $param['name'] . " below " . $param['parent'];
    }
    else {
      $tag = CRM_Core_BAO_Tag::add($param, $key);
      echo "\n" . $tag->id . ": create " . $param['name'] . " (root)";
    }
    $this->tags[$param['name']] = $tag->id;
    return $tag->id;
  }

  /* return a params as expected */
  /**
   * @param $data
   *
   * @return mixed
   */
  function convertLine($data) {
    /*
    [0] => parent tag name
    [1] => name of the tag
*/


    $params['parent'] = $data[0];
    $params['name'] = $data[1];
    return $params;
  }
}

$tagsImporter = new tagsImporter("civicrm_value_1_extra_information");
$tagsImporter->run();
echo "\n";