page_related_asset_listing_edit_fns.inc

<?php
require_once SQ_PACKAGES_PATH.'/cms/page_templates/page_asset_listing/page_asset_listing_edit_fns.inc';
require_once SQ_LIB_PATH.'/html_form/html_form.inc';

class Page_Related_Asset_Listing_Edit_Fns extends Page_Asset_Listing_Edit_Fns
{


    function __construct()
    {
        parent::__construct();

    }//end constructor


    function paintRelator(&$asset, &$o, $prefix)
    {
        // get relator links
        // we need them indexed numerically for getAssetInfo.
        $relator_asset_ids = $asset->getStaticRelators();
        sort($relator_asset_ids);

        if ($asset->writeAccess('links')) {
            multiple_asset_finder($prefix.'_relator_nodes', $relator_asset_ids);
        } else {
            $infos = $GLOBALS['SQ_SYSTEM']->am->getAssetInfo($relator_asset_ids);
            ?><ul style="margin: 1px 15px;"><?php
            foreach ($infos as $assetid => $info) {
                echo '<li>'.get_asset_tag_line($assetid).'</li>';
            }
            ?></ul><?php
        }
        return TRUE;

    }//end paintRelator()


    function processRelator(&$asset, &$o, $prefix)
    {
        if (!isset($_POST[$prefix.'_relator_nodes'])) {
            return FALSE;
        }
        $new_relator_nodes = $_POST[$prefix.'_relator_nodes'];
        foreach ($new_relator_nodes as $new_relator_node) {
            $new_relator_node_ids[] = $new_relator_node['assetid'];
        }

        // get existing relator links
        $relator_asset_ids = $asset->getStaticRelators();

        $GLOBALS['SQ_SYSTEM']->changeDatabaseConnection('db2');
        $GLOBALS['SQ_SYSTEM']->doTransaction('BEGIN');

        // lets delete the relator nodes that have been removed
        foreach ($relator_asset_ids as $relator_asset_id) {
            if (!in_array($relator_asset_id, $new_relator_node_ids)) {
                $link = $GLOBALS['SQ_SYSTEM']->am->getLinkByAsset($asset->id, $relator_asset_id, SQ_LINK_NOTICE, 'relator', $side_of_link='major');
                if (!$GLOBALS['SQ_SYSTEM']->am->deleteAssetLink($link['linkid'])) {
                    $GLOBALS['SQ_SYSTEM']->doTransaction('ROLLBACK');
                    $GLOBALS['SQ_SYSTEM']->restoreDatabaseConnection();
                    return FALSE;
                }
            }
        }

        // now, create the new node links
        foreach ($new_relator_nodes as $index => $node) {
            // first test to see if the node already exists -- if so, ignore it
            if (isset($relator_asset_ids[$node['assetid']])) {
                continue;
            }
            // otherwise, create the appropriate notice link
            if (!empty($node['assetid'])) {
                $new_relator = $GLOBALS['SQ_SYSTEM']->am->getAsset($node['assetid']);
                if (!$asset->createLink($new_relator, SQ_LINK_NOTICE, 'relator')) {
                    trigger_localised_error('CMS0016', E_USER_WARNING, $new_relator->name, $new_relator->id);
                    $GLOBALS['SQ_SYSTEM']->doTransaction('ROLLBACK');
                    $GLOBALS['SQ_SYSTEM']->restoreDatabaseConnection();
                    return FALSE;

                }
            }
        }

        $GLOBALS['SQ_SYSTEM']->doTransaction('COMMIT');
        $GLOBALS['SQ_SYSTEM']->restoreDatabaseConnection();
        return TRUE;

    }//end processRelator()


    function paintThesaurusFilters(&$asset, &$o, $prefix)
    {
        return $this->paintNoticeLinkedAsset($asset, 'thesaurus_filter', Array('thesaurus' => 'D'), $prefix.'thesaurus_filters', TRUE);
        
    }//end paintThesaurusFilter()

    
    function processThesaurusFilters(&$asset, &$o, $prefix)
    {
        if ($asset->writeAccess('links')) {
            $this->processNoticeLinkedAsset($asset, 'thesaurus_filter', $prefix.'thesaurus_filters', TRUE);
        }
        return FALSE; // no need to save attrs, it's only links
        
    }//end processThesaurusFilter()
    
}//end class

?>