Gazelle/classes/mass_user_torrents_table_vi...

<?php
declare(strict_types = 1);

/**
 * This class outputs a table that can be used to sort torrents through a drag/drop
 * interface, an automatic column sorter, or manual imput.
 *
 * It places checkboxes to delete items.
 *
 * (It creates a div#thin.)
 *
 * It can be used for Bookmarks, Collages, or anywhere where torrents are managed.
 */
class MASS_USER_TORRENTS_TABLE_VIEW
{
    /**
     * Used to set text the page heading (h2 tag)
     * @var string $Heading
     */
    private $Heading = 'Manage Torrents';

    /**
     * Sets the value of the input name="type"
     * Later to be used as $_POST['type'] in a form processor
     * @var string $EditType
     */
    private $EditType;

    /**
     * Flag for empty $TorrentList
     * @var bool $HasTorrentList
     */
    private $HasTorrents;

    /**
     * Internal reference to the TorrentList
     * @var array $TorrentList
     */
    private $TorrentList;

    /**
     * Ref. to $CollageDataList
     * @var array $CollageDataList
     */
    private $CollageDataList;

    /**
     * Counter for number of groups
     * @var in $NumGroups
     */
    private $NumGroups = 0;

    /**
     * When creating a new instance of this class, TorrentList and
     * CollageDataList must be passed. Additionally, a heading can be added.
     *
     * @param array $TorrentList
     * @param array $CollageDataList
     * @param string $EditType
     * @param string $Heading
     */
    public function __construct(array &$TorrentList, array &$CollageDataList, $EditType, $Heading = null)
    {
        $this->set_heading($Heading);
        $this->set_edit_type($EditType);

        $this->TorrentList = $TorrentList;
        $this->CollageDataList = $CollageDataList;

        $this->HasTorrents = !empty($TorrentList);
        if (!$this->HasTorrents) {
            $this->no_torrents();
        }
    }

    private function no_torrents()
    { ?>
<div>
  <div class="header">
    <h2>No torrents found</h2>
  </div>
  <div class="box pad" align="center">
    <p>Add some torrents and come back later</p>
  </div>
</div>
<?php
    }

    /**
     * Renders a complete page and table
     */
    public function render_all()
    {
        $this->header();
        $this->body();
        $this->footer();
    }

    /**
     * Renders a comptele page/table header: div#thin, h2, scripts, notes,
     * form, table, etc.
     */
    public function header()
    {
        if ($this->HasTorrents) { ?>
<div>
  <div class="header">
    <h2><?=display_str($this->Heading)?>
    </h2>
  </div>

  <table width="100%" class="layout box">
    <tr class="colhead">
      <td id="sorting_head">Sorting</td>
    </tr>

    <tr>
      <td id="drag_drop_textnote">
        <ul>
          <li>Click on the headings to organize columns automatically.</li>
          <li>Sort multiple columns simultaneously by holding down the shift key and clicking other column headers.</li>
          <li>Click and drag any row to change its order.</li>
          <li>Double-click on a row to check it.</li>
        </ul>
      </td>
    </tr>
  </table>

  <form action="bookmarks.php" method="post" id="drag_drop_collage_form">

    <?php $this->buttons(); ?>

    <table id="manage_collage_table" class="box">
      <thead>
        <tr class="colhead">
          <th style="width: 7%;" data-sorter="false">Order</th>
          <th style="width: 1%;"><span><abbr class="tooltip" title="Current order">#</abbr></span></th>
          <th style="width: 1%;"><span>Year</span></th>
          <th style="width: 15%;" data-sorter="ignoreArticles"><span>Artist</span></th>
          <th data-sorter="ignoreArticles"><span>Torrent</span></th>
          <th style="width: 5%;" data-sorter="relativeTime"><span>Bookmarked</span></th>
          <th style="width: 1%;" id="check_all" data-sorter="false"><span>Remove</span></th>
        </tr>
      </thead>
      <tbody>
        <?php
        }
    }

    /**
     * Closes header code
     */
    public function footer()
    {
        if ($this->HasTorrents) { ?>
      </tbody>
    </table>

    <?php $this->buttons(); ?>

    <div>
      <input type="hidden" name="action" value="mass_edit" />
      <input type="hidden" name="type"
        value="<?=display_str($this->EditType)?>" />
      <input type="hidden" name="auth"
        value="<?=G::$LoggedUser['AuthKey']?>" />
    </div>
  </form>
</div>
<?php
        }
    }

    /**
     * Formats data for use in row
     *
     */
    public function body()
    {
        if ($this->HasTorrents) {
            foreach ($this->TorrentList as $GroupID => $Group) {
                $Artists = [];

                extract($Group);
                extract($this->CollageDataList[$GroupID]);

                $this->NumGroups++;

                $DisplayName = self::display_name($ExtendedArtists, $Artists, $VanityHouse);
                $TorrentLink = '<a href="torrents.php?id='.$GroupID.'" class="tooltip" title="View torrent">'.$Name.'</a>';
                $Year = $Year > 0 ? $Year : '';
                $DateAdded = date($Time);

                $this->row($Sort, $GroupID, $Year, $DisplayName, $TorrentLink, $DateAdded);
            }
        }
    }

    /**
     * Outputs a single row
     *
     * @param string|int $Sort
     * @param string|int $GroupID
     * @param string|int $GroupYear
     * @param string $DisplayName
     * @param string $TorrentLink
     */
    public function row($Sort, $GroupID, $GroupYear, $DisplayName, $TorrentLink, $DateAdded)
    { ?>
<tr class="drag row" id="li_<?=$GroupID?>">
  <td>
    <input class="sort_numbers" type="text"
      name="sort[<?=$GroupID?>]"
      value="<?=$Sort?>"
      id="sort_<?=$GroupID?>" size="4" />
  </td>

  <td>
    <?=$this->NumGroups?>
  </td>

  <td>
    <?=$GroupYear ? trim($GroupYear) : ' '?>
  </td>

  <td>
    <?=$DisplayName ? trim($DisplayName) : ' '?>
  </td>

  <td>
    <?=$TorrentLink ? trim($TorrentLink) : ' '?>
  </td>

  <td class="nobr tooltip" title="<?=$DateAdded?>">
    <?=$DateAdded ? time_diff($DateAdded) : ' '?>
  </td>

  <td class="center">
    <input type="checkbox" name="remove[<?=$GroupID?>]" value="" />
  </td>
</tr>
<?php
    }

    /**
     * Parses a simple display name
     *
     * @param array $ExtendedArtists
     * @param array $Artists
     * @param string $VanityHouse
     * @return string $DisplayName
     */
    public static function display_name(array &$ExtendedArtists, array &$Artists, $VanityHouse)
    {
        $DisplayName = '';
        if (!empty($ExtendedArtists[1]) || !empty($ExtendedArtists[4])
         || !empty($ExtendedArtists[5]) || !empty($ExtendedArtists[6])) {
            unset($ExtendedArtists[2], $ExtendedArtists[3]);
            $DisplayName = Artists::display_artists($ExtendedArtists, true, false);
        } elseif (count($Artists) > 0) {
            $DisplayName = Artists::display_artists(array('1'=>$Artists), true, false);
        }

        if ($VanityHouse) {
            $DisplayName .= ' [<abbr class="tooltip" title="This is a Vanity House release">VH</abbr>]';
        }
        return $DisplayName;
    }

    /**
     * Renders buttons used at the top and bottom of the table
     */
    public function buttons()
    { ?>
<div class="drag_drop_save">
  <input type="submit" name="update" value="Update ranking" title="Save your rank"
    class="tooltip save_sortable_collage" />
  <input type="submit" name="delete" value="Delete checked" title="Remove items"
    class="tooltip save_sortable_collage" />
</div>
<?php
    }

    /**
     * @param string $EditType
     */
    public function set_edit_type($EditType)
    {
        $this->EditType = $EditType;
    }

    /**
     * Set's the current page's heading
     * @param string $Heading
     */
    public function set_heading($Heading)
    {
        $this->Heading = $Heading;
    }
}