<?php
/* -----------------------------------------------------------------------------
  Plugin     : LMT
  Author     : Grum
    email    : grum@piwigo.org
    website  : http://photos.grum.fr

    << May the Little SpaceFrog be with you ! >>
  ------------------------------------------------------------------------------
  See main.inc.php for release information

  LMT_root : common classe for admin and public classes

  --------------------------------------------------------------------------- */
include_once(PHPWG_PLUGINS_PATH.'GrumPluginClasses/classes/CommonPlugin.class.inc.php');
include_once(PHPWG_PLUGINS_PATH.'GrumPluginClasses/classes/GPCCss.class.inc.php');
include_once(PHPWG_PLUGINS_PATH.'GrumPluginClasses/classes/GPCAjax.class.inc.php');

class LMT_root extends CommonPlugin
{
  protected $css;   //the css object
  protected $css_icn;   //the css object

  static public $licences=array('BY', 'BY-ND', 'BY-NC', 'BY-NC-ND', 'BY-NC-SA', 'BY-SA', 'CRIGHT', 'CLEFT', 'DEFAULT');

  /**
   * constructor
   */
  public function __construct($prefixeTable, $filelocation)
  {
    $this->setPluginName('LMT');
    $this->setPluginNameFiles("lmt");
    parent::__construct($prefixeTable, $filelocation);
    $this->section_name=$this->getPluginNameFiles();

    $this->setTablesList(array('images', 'licence_author'));

    $this->css = new GPCCss(dirname($this->getFileLocation()).'/'.$this->getPluginNameFiles().".css");
    $this->css_icn = new GPCCss(dirname($this->getFileLocation()).'/'.$this->getPluginNameFiles()."_icn.css");
  }

  /**
   * destructor
   */
  public function __destruct()
  {
    unset($this->css);
    unset($this->css_icn);
    parent::__destruct();
  }

  public function initEvents()
  {
    add_event_handler('blockmanager_register_blocks', array(&$this, 'register_blocks') );
  }

  /**
   * menu block management
   */
  public function register_blocks()
  {
  }


  /**
   * initialize default values for config var
   */
  public function initConfig()
  {
    //global $user;
    $this->config=array(
      'lmt_list_maxheight' => '650',
      'lmt_list_maxitems' => '0',    /* limit number of item displayed ; 0 : no limit */
      'lmt_licence_default' => 'BY',
      'lmt_licence_default_author' => 0,
      'lmt_licence_activated' => 'n',
      'lmt_licence_visible' => 'n',  /* y:always visible, n:only if needed */
      'lmt_licence_logo' => '80x15', /* 80x15, 88x31, text */
      'lmt_warning_visible' => 'y',     /* y: display a text at the bottom of each page */
      'lmt_warning_texts' => array(), /* text displayed - multi lang */
      'lmt_redirect_activated' => 'y',     /* y: the text is an url to a warning page */
      'lmt_redirect_open_target' => 'n',   /* y: url are openned in a new page/tab */
      'lmt_redirect_url-by' => array(),
      'lmt_redirect_url-by-nd' => array(),
      'lmt_redirect_url-by-nc' => array(),
      'lmt_redirect_url-by-nc-nd' => array(),
      'lmt_redirect_url-by-nc-sa' => array(),
      'lmt_redirect_url-by-sa' => array(),
      'lmt_redirect_url-cright' => array(),
      'lmt_redirect_url-cleft' => array(),
    );

    $languages=get_languages();
    foreach($languages as $key => $val)
    {
      $lang=substr($key,0,2)."/";
      if($lang=="en/") { $lang=""; }
      $this->config['lmt_warning_texts'][$key]='';
      $this->config['lmt_redirect_url-by'][$key]='http://creativecommons.org/licenses/by/2.0/'.$lang;
      $this->config['lmt_redirect_url-by-nd'][$key]='http://creativecommons.org/licenses/by-nd/2.0/'.$lang;
      $this->config['lmt_redirect_url-by-nc'][$key]='http://creativecommons.org/licenses/by-nc/2.0/'.$lang;
      $this->config['lmt_redirect_url-by-nc-nd'][$key]='http://creativecommons.org/licenses/by-nc-nd/2.0/'.$lang;
      $this->config['lmt_redirect_url-by-nc-sa'][$key]='http://creativecommons.org/licenses/by-nc-sa/2.0/'.$lang;
      $this->config['lmt_redirect_url-by-sa'][$key]='http://creativecommons.org/licenses/by-sa/2.0/'.$lang;
      $this->config['lmt_redirect_url-cright'][$key]='';
      $this->config['lmt_redirect_url-cleft'][$key]='';
    }
  }

  /**
   * returns the admin page link
   */
  public function getAdminLink($mode='')
  {
    if($mode=='ajax')
    {
      return('plugins/'.basename(dirname($this->getFileLocation())).'/lmt_ajax.php');
    }
    else
    {
      return(parent::getAdminLink());
    }
  }


  /**
   * return the licence type for an image
   *
   * returned array
   *  'default'   => 'y' => if no licence for the picture, return de default
   *                        licence
   *                 'n' => if no licence for the picture, return empty values
   *  'licence'   => the licence type
   *  'aut_text1' => author, text 1
   *  'aut_text2' => author, text 2
   *
   * @param Integer $image_id : the image id
   * @return Array
   */
  public function getImageLicence($image_id)
  {

    $return=array(
      "default" => "",
      "licence" => "",
      "aut_text1" => "",
      "aut_text2" => ""
    );
    $sql="SELECT lmti.licence_type, lmta.text1, lmta.text2
          FROM ".$this->tables['images']." lmti
            LEFT OUTER JOIN ".$this->tables['licence_author']." lmta ON lmti.author_id = lmta.id
          WHERE lmti.image_id = '".$image_id."'";
    $result=pwg_query($sql);
    if($result)
    {
      while($row=pwg_db_fetch_assoc($result))
      {
        $return=array(
          "defaut" => "n",
          "licence" => $row['licence_type'],
          "aut_text1" => $row['text1'],
          "aut_text2" => $row['text2']
        );
      }
    }

    if(($return["licence"]=="")&&($this->config["lmt_licence_visible"]=="y"))
    {
      $return=array(
        "defaut" => "y",
        "licence" => $this->config["lmt_licence_default"],
        "aut_text1" => "",
        "aut_text2" => ""
      );

      $sql="SELECT * FROM ".$this->tables['licence_author']."
            WHERE id = '".$this->config["lmt_licence_default_author"]."'";
      $result=pwg_query($sql);
      if($result)
      {
        while($row=pwg_db_fetch_assoc($result))
        {
          $return["aut_text1"]=$row['text1'];
          $return["aut_text2"]=$row['text2'];
        }
      }
    }

    return($return);
  }


  /**
   * returns an array of image id with the asked licence type
   * if $licence = "" => return all picture with a specific licences
   *
   * @param String $licence : licence to be filtered
   * @return Array
   */
  public function getImagesLicences($licence)
  {
    $sql="".$this->tables['lmt'];

    $result=pwg_query($sql.$sql_where.$sql_order);
    if($result)
    {
      $returned=array();
      while($row=pwg_db_fetch_assoc($result))
      {
        array_push($returned, $row);
      }
      return($returned);
    }
    return(false);
  }


  protected function displayResult($action_msg, $result)
  {
    global $page;

    if($result)
    {
      array_push($page['infos'], $action_msg);
    }
    else
    {
      array_push($page['errors'], $action_msg);
    }
  }


  /**
   * build image url (for a given category)
   *
   *
   */
  protected function makeImageDatas($tmp, $imageId)
  {
    $tmp2=array();
    foreach($tmp['id'] as $key=>$val)
    {
      $tmp2[]=array(
        'id' => $tmp['id'][$key],
        'name' => $tmp['name'][$key],
        'type' => $tmp['type'][$key],
        'plinks' => $tmp['plinks'][$key],
        'link'=> make_picture_url(
                  array(
                    'image_id' => $imageId,
                    'category' => array
                      (
                        'id' => $tmp['id'][$key],
                        'name' => $tmp['name'][$key],
                        'permalink' => $tmp['plinks'][$key]
                      )
                  )
                )
      );
    }
    return($tmp2);
  }

} //class


class LMT_functions
{
  static private $tables = Array();
  static private $config = Array();

  /**
   * initialise the class
   *
   * @param String $prefixeTable : the piwigo prefixe used on tables name
   * @param String $pluginNameFile : the plugin name used for tables name
   */
  static public function init($prefixeTable)
  {
    GPCCore::loadConfig(LMT_root::$pluginNameFile, self::$config);
    $list=LMT_root::$pluginTables;

    for($i=0;$i<count($list);$i++)
    {
      self::$tables[$list[$i]]=$prefixeTable.LMT_root::$pluginNameFile.'_'.$list[$i];
    }
  }


  /**
   *  return all HTML&JS code necessary to display a dialogbox to choose
   *  geographic area
   */
  static public function dialogBoxLMT()
  {
    global $template;

    $template->set_filename('lmt_choose',
                  dirname(__FILE__).'/templates/lmt_dialog_licence_choose.tpl');

    $datas=Array(
      'licencesList' => array()
    );

    foreach(LMT_root::$licences as $licence)
    {
      if($licence!='DEFAULT')
      {
        $datas['licencesList'][]=array(
          'value' => $licence,
          'name' => l10n('lmt_lbl_cc_s-'.strtolower($licence))
        );
      }
    }

    $template->assign('datas', $datas);

    return($template->parse('lmt_choose', true));
  }
} //GMaps_functions


?>