<?php
namespace Concrete\Controller\Frontend;

use Concrete\Core\Area\Layout\CustomLayout;
use Concrete\Core\Area\Layout\Layout;
use Controller;
use Page;
use Permissions;
use Response;

class Stylesheet extends Controller
{
    public function page_version($cID, $stylesheet, $cvID)
    {
        $c = Page::getByID($cID);
        if (is_object($c) && !$c->isError()) {
            $cp = new Permissions($c);
            if ($cp->canViewPageVersions()) {
                $c->loadVersionObject($cvID);

                $theme = $c->getCollectionThemeObject();
                $stylesheet = $theme->getStylesheetObject($stylesheet);
                $style = $c->getCustomStyleObject();
                if (is_object($style)) {
                    $scl = $style->getValueList();
                    $stylesheet->setValueList($scl);
                }
                $response = new Response();
                $response->headers->set('Content-Type', 'text/css');
                $response->setContent($stylesheet->getCss());

                return $response;
            }
        }
    }

    public function page($cID, $stylesheet)
    {
        $c = Page::getByID($cID, 'ACTIVE');
        if (is_object($c) && !$c->isError()) {
            $cp = new Permissions($c);
            if ($cp->canViewPage()) {
                $theme = $c->getCollectionThemeObject();
                $stylesheet = $theme->getStylesheetObject($stylesheet);
                $style = $c->getCustomStyleObject();
                if (is_object($style)) {
                    $scl = $style->getValueList();
                    $stylesheet->setValueList($scl);
                }
                $response = new Response();
                $response->headers->set('Content-Type', 'text/css');
                $response->setContent($stylesheet->getCss());

                return $response;
            }
        }
    }

    public function layout($arLayoutID)
    {
        $arLayout = Layout::getByID($arLayoutID);
        if (is_object($arLayout) && $arLayout instanceof CustomLayout) {
            $css = <<<EOL
	div.ccm-layout-column {
			float: left;
		}

		/* clearfix */

		div.ccm-layout-column-wrapper {*zoom:1;}
		div.ccm-layout-column-wrapper:before, div.ccm-layout-column-wrapper:after {display:table;content:"";line-height:0;}
		div.ccm-layout-column-wrapper:after {clear:both;}

EOL;
            $wrapper = 'ccm-layout-column-wrapper-' . $arLayout->getAreaLayoutID();
            $columns = $arLayout->getAreaLayoutColumns();
            if (count($columns) > 0) {
                $margin = ($arLayout->getAreaLayoutSpacing() / 2);
                if ($arLayout->hasAreaLayoutCustomColumnWidths()) {
                    foreach ($columns as $col) {
                        $arLayoutColumnID = $col->getAreaLayoutColumnID();
                        $width = $col->getAreaLayoutColumnWidth();
                        if ($width) {
                            $width .= 'px';
                        }

                        $css .= "#{$wrapper} div#ccm-layout-column-{$arLayoutColumnID} { width: {$width}; }\n";
                    }
                } else {
                    $width = (100 / count($columns));
                    $css .= <<<EOL

	#{$wrapper} div.ccm-layout-column {
	width: {$width}%;
	}
EOL;
                }

                $css .= <<<EOL

	#{$wrapper} div.ccm-layout-column-inner {
	margin-right: {$margin}px;
	margin-left: {$margin}px;
	}

	#{$wrapper} div.ccm-layout-column:first-child div.ccm-layout-column-inner {
	margin-left: 0px;
	}

	#{$wrapper} div.ccm-layout-column:last-child div.ccm-layout-column-inner  {
	margin-right: 0px;
	}
EOL;

                $response = new Response();
                $response->setContent($css);
                $response->headers->set('Content-Type', 'text/css');

                return $response;
            }
        }
    }
}
