content_type_structure_tree.inc

<?php
require_once SQ_CORE_PACKAGE_PATH.'/content_type/content_type.inc';

class Content_Type_Structure_Tree extends Content_Type
{


    function __construct($assetid=0)
    {
        $this->_ser_attrs = TRUE;
        parent::__construct($assetid);

    }//end constructor


    function drawTree($show_trailers=FALSE)
    {
        $tree_string = '';
        $classes = $GLOBALS['SQ_SYSTEM']->getUserPrefs($this->type(), 'SQ_STRUCTURE_TREE_NODE_CLASSES');

        $tree_data = $this->attr('structure');
        $current_trailers = Array();
        ob_start();
        for ($treecount=0; $treecount < count($tree_data); $treecount++) {
            $data = $tree_data[$treecount];
            $indent = 0;
                for ($i = 0; $i < $data['indent']; $i++) {
                    if ($i == ($data['indent'] - 1)) {
                        // Check out whats after to see what to output
                        if (($treecount == count($tree_data) - 1) || ($tree_data[$treecount + 1]['indent'] != $data['indent'])) {
                            ?>
                            <span class="<?php echo $classes['node_branches']; ?>" style="margin-left: 10px;">|_</span>
                            <?php
                        } else {
                            ?>
                            <span class="<?php echo $classes['node_branches']; ?>" style="margin-left: 10px;">|_</span>
                            <?php
                        }
                    } else {
                        $span_text = '&nbsp;';
                        $class_text = '';
                        if ($show_trailers && isset($current_trailers[$i])) {
                            $span_text = '|';
                            $class_text = 'class="'.$classes['node_branches'].'" ';
                        }
                        ?>
                        <span <?php echo $class_text; ?>style="margin-left: 10px;"><?php echo $span_text; ?></span>
                        <?php
                    }
                }

                // Get the styles for the content text
                $style_text = '';
                if ($data['bold'] != '0') {
                    if ($style_text == '') $style_text = ' style="';
                    $style_text .= 'font-weight: bold;';
                }
                if ($data['italic'] != '0') {
                    if ($style_text == '') $style_text = ' style="';
                    $style_text .= 'font-style: italic;';
                }
                if ($data['underline'] != '0') {
                    if ($style_text == '') $style_text = ' style="';
                    $style_text .= 'text-decoration: underline;';
                }
                if ($style_text != '') $style_text .= '"';
                ?>
                <span class="<?php echo $classes['node_text']; ?>" <?php echo $style_text; ?>><?php echo $data['content']; ?></span><br />
                <?php
                // Below is a mess, but it unsets any trailers, then searches for new ones based on this
                if ($show_trailers) {
                    unset($current_trailers[$data['indent'] - 1]);
                    // Now we check to see if we should add some trailers, so this is linked to later instances
                    if (isset($tree_data[$treecount + 1]) && ($tree_data[$treecount + 1]['indent'] > $data['indent'])) {
                        for ($ja = $treecount + 2; $ja < count($tree_data); $ja++) {
                            $next_data = $tree_data[$ja];
                            if ($next_data['indent'] < $data['indent']) break;
                            if ($next_data['indent'] == $data['indent']) {
                                $current_trailers[$data['indent'] - 1] = 'true';
                            }
                        }
                    }
                }
        }//end for
            $tree_string = ob_get_contents();
        ob_end_clean();

        return $tree_string;

    }//end drawTree()


}//end class

?>