silverstripe-contentreview/code/reports/PagesWithoutReviewScheduleReport.php

<?php

require_once "Zend/Date.php";

/**
 * Show all pages that need to be reviewed.
 */
class PagesWithoutReviewScheduleReport extends SS_Report
{
    /**
     * @return string
     */
    public function title()
    {
        return _t("PagesWithoutReviewScheduleReport.TITLE", "Pages without a scheduled review.");
    }

    /**
     * @return FieldList
     */
    public function parameterFields()
    {
        $params = new FieldList();
        $params->push(new CheckboxField("ShowVirtualPages", "Show Virtual Pages"));

        return $params;
    }

    /**
     * @return array
     */
    public function columns()
    {
        $linkBase = singleton("CMSPageEditController")->Link("show");
        $linkPath = parse_url($linkBase, PHP_URL_PATH);
        $linkQuery = parse_url($linkBase, PHP_URL_QUERY);

        $fields = array(
            "Title"             => array(
                "title"      => "Page name",
                "formatting" => "<a href='{$linkPath}/\$ID?{$linkQuery}' title='Edit page'>\$value</a>",
            ),
            "NextReviewDate"    => array(
                "title"   => "Review Date",
                "casting" => "Date->Full",
            ),
            "OwnerNames"        => array(
                "title" => "Owner",
            ),
            "LastEditedByName"  => "Last edited by",
            "AbsoluteLink"      => array(
                "title"      => "URL",
                "formatting" => function ($value, $item) {
                    $liveLink = $item->AbsoluteLiveLink;
                    $stageLink = $item->AbsoluteLink();

                    return sprintf("%s <a href='%s'>%s</a>",
                        $stageLink,
                        $liveLink ? $liveLink : $stageLink . "?stage=Stage",
                        $liveLink ? "(live)" : "(draft)"
                    );
                },
            ),
            "ContentReviewType" => array(
                "title"      => "Settings are",
                "formatting" => function ($value, $item) use ($linkPath, $linkQuery) {
                    if ($item->ContentReviewType == "Inherit") {
                        $options = $item->getOptions();
                        if ($options && $options instanceof SiteConfig) {
                            return "Inherited from <a href='admin/settings'>Settings</a>";
                        } elseif ($options) {
                            return sprintf(
                                "Inherited from <a href='%s/%d?%s'>%s</a>",
                                $linkPath,
                                $options->ID,
                                $linkQuery,
                                $options->Title
                            );
                        }
                    }

                    return $value;
                },
            ),
        );

        return $fields;
    }

    /**
     * @param array $params
     *
     * @return SS_List
     */
    public function sourceRecords($params = array())
    {
        Versioned::reading_stage("Stage");

        $records = SiteTree::get();
        $compatibility = ContentReviewCompatability::start();

        // If there's no review dates set, default to all pages due for review now.

        // Show virtual pages?
        if (empty($params["ShowVirtualPages"])) {
            $virtualPageClasses = ClassInfo::subclassesFor("VirtualPage");
            $records = $records->where(sprintf(
                "\"SiteTree\".\"ClassName\" NOT IN ('%s')",
                implode("','", array_values($virtualPageClasses))
            ));
        }

        $records->sort("ParentID");
        $records = $records->toArray();

        // Trim out calculated values
        $list = new ArrayList();
        foreach ($records as $record) {
            if (!$this->hasReviewSchedule($record)) {
                $list->push($record);
            }
        }

        ContentReviewCompatability::done($compatibility);

        return $list;
    }

    /**
     * @param DataObject $record
     *
     * @return bool
     */
    protected function hasReviewSchedule(DataObject $record)
    {
        if (!$record->obj("NextReviewDate")->exists()) {
            return false;
        }

        $options = $record->getOptions();

        if ($options->OwnerGroups()->count() == 0 && $options->OwnerUsers()->count() == 0) {
            return false;
        }

        return true;
    }
}