source: extensions/Copyrights/image.php @ 11678

<?php

// Add an event handler for a prefilter
add_event_handler('loc_begin_picture', 'copyrights_set_prefilter_add_to_pic_info', 55 );

// Change the variables used by the function that changes the template
add_event_handler('loc_begin_picture', 'copyrights_add_image_vars_to_template');

// Add the prefilter to the template
function copyrights_set_prefilter_add_to_pic_info()
{
        global $template;
        $template->set_prefilter('picture', 'copyrights_add_to_pic_info');
}

// Insert the template for the copyright display
function copyrights_add_to_pic_info($content, &$smarty)
{
        // Add the information after the author - so before the createdate
        $search = '#<tr id="datecreate">#';
        
        $replacement = '
        <tr id="Copyrights_name">
                <td class="label">{\'Copyright\'|@translate}</td>
                <td class="value">
                        {if $CR_INFO_NAME}
                        <a target="_blanc" href="{$CR_INFO_URL}" title="{$CR_INFO_NAME}: {$CR_INFO_DESCR}">{$CR_INFO_NAME}</a>
                        {else}{\'N/A\'|@translate}{/if}
                </td>
        </tr>
        <tr id="datecreate">';

        return preg_replace($search, $replacement, $content);
}

// Assign values to the variables in the template
function copyrights_add_image_vars_to_template()
{
        global $page, $template, $prefixeTable;

        // Show block only on the photo page
        if ( !empty($page['image_id']) )
        {
                // Get the copyright name, url and description that belongs to the current media_item
                $query = sprintf('
                  select name, url, descr
                  FROM %s NATURAL JOIN %s
                  WHERE media_id = %s
                  AND visible = 1
      ;',
      COPYRIGHTS_ADMIN, COPYRIGHTS_MEDIA, $page['image_id']);
                $result = pwg_query($query);
                $row = pwg_db_fetch_row($result);
                $name = '';
                $url = '';
                $descr = '';
                if(count($row) > 0) {
                        $name = $row[0];
                        $url = $row[1];
                        $descr = $row[2];
                }
                        
                // Sending data to the template
    $template->assign(
      array     (
        'CR_INFO_NAME' => $name,
        'CR_INFO_URL' => $url,
        'CR_INFO_DESCR' => $descr
      )
    );
        }
}

?>