ElementPageExtension::onBeforeWrite() - Code Metrics - Inspection of "Virtual updates" - dnadesign/silverstripe-elemental - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#54)

by John

created 2016-10-02 22:10 UTC

ElementPageExtension::onBeforeWrite() C

↳ Parent: ElementPageExtension

Complexity

Conditions	8
Paths	5

Size

Total Lines	50
Code Lines	26

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	50
rs	6.3636
c	0
b	0
f	0
cc	8
eloc	26
nc	5
nop	0

<?php

use \Heyday\VersionedDataObjects\VersionedDataObjectDetailsForm;

/**
 * @package elemental
 */
class ElementPageExtension extends DataExtension
namespace YourVendor;

class YourClass { }
{

    /**
     * @config
     *
     * @var string $elements_title Title of the element in the CMS.
     */
    private static $elements_title = 'Content Blocks';


    /**
     * @config
     *
     * @var boolean $disable_element_publish_button Disable publish / unpublish buttons in GridFieldDetailForm.
     */
    private static $disable_element_publish_button = false;


    /**
     * @config
     *
     * @var array $ignored_classes Classes to ignore adding elements too.
     */
    private static $ignored_classes = array();


    /**
     * @config
     *
     * @var boolean
     */
    private static $copy_element_content_to_contentfield = true;


    /**
     * @config
     *
     * @var boolean
     */
    private static $clear_contentfield = false;


    /**
     * @var array $db
     */
    private static $db = array();


    /**
     * @var array $has_one
     */
    private static $has_one = array(

        'ElementArea' => 'ElementalArea'
    );

    /**
     * Setup the CMS Fields
     *
     * @param FieldList
     */
    public function updateCMSFields(FieldList $fields)
    {
        if(!$this->supportsElemental()) {
            return;
        }

        // add an empty holder for content as some module explicitly use insert
        // after content.
        $fields->replaceField('Content', new LiteralField('Content', ''));

        $adder = new ElementalGridFieldAddNewMultiClass();

        $list = $this->getAvailableTypes();
        if($list) {

            $adder->setClasses($list);
        }

        $area = $this->owner->ElementArea();
        if ($this->owner->exists() && (!$area->exists() || !$area->isInDB())) {
            $area->write();

            $this->owner->ElementAreaID = $area->ID;
            $this->owner->write();
        }

        $gridField = GridField::create('ElementArea',
            Config::inst()->get("ElementPageExtension", 'elements_title'),
            $area->AllElements(),
            GridFieldConfig_RelationEditor::create()
                ->removeComponentsByType('GridFieldAddNewButton')
                ->removeComponentsByType('GridFieldSortableHeader')
                ->removeComponentsByType('GridFieldDeleteAction')
                ->removeComponentsByType('GridFieldAddExistingAutocompleter')
                ->addComponent($autocomplete = new ElementalGridFieldAddExistingAutocompleter())
                ->addComponent(new ElementalGridFieldDeleteAction())
                ->addComponent(new GridFieldTitleHeader())
                ->addComponent($adder)
                ->addComponent(new GridFieldSortableRows('Sort'))
        );

        if($list) {

            $autocomplete->setSearchList(BaseElement::get()->filter('ClassName', array_keys($list)));
        }

        $config = $gridField->getConfig();
        $paginator = $config->getComponentByType('GridFieldPaginator');
        $paginator->setItemsPerPage(100);

        if (!$this->owner->config()->disable_element_publish_button) {
            $config->removeComponentsByType('GridFieldDetailForm');
            $config->addComponent($obj = new VersionedDataObjectDetailsForm());
        }

        if ($this->owner instanceof SiteTree && $fields->findOrMakeTab('Root.Main')->fieldByName('Metadata')) {
            $fields->addFieldToTab('Root.Main', $gridField, 'Metadata');
        } else {
            $fields->addFieldToTab('Root.Main', $gridField);
        }

        return $fields;
    }

    /**
     * @return array
     */
    public function getAvailableTypes() {
        if (is_array($this->owner->config()->get('allowed_elements'))) {
            $list = $this->owner->config()->get('allowed_elements');

            if($this->owner->config()->get('sort_types_alphabetically') !== false) {

                $sorted = array();

                foreach ($list as $class) {
                    $inst = singleton($class);

                    if ($inst->canCreate()) {
                        $sorted[$class] = singleton($class)->i18n_singular_name();
                    }
                }

                $list = $sorted;
                asort($list);
            }
        } else {

            $classes = ClassInfo::subclassesFor('BaseElement');
            $list = array();
            unset($classes['BaseElement']);

            $disallowedElements = (array) $this->owner->config()->get('disallowed_elements');

            if (!in_array('ElementVirtualLinked', $disallowedElements)) {
                array_push($disallowedElements, 'ElementVirtualLinked');
            }

            foreach ($classes as $class) {
$collection = json_decode($data, true);
if ( ! is_array($collection)) {
    throw new \RuntimeException('$collection must be an array.');
}

foreach ($collection as $item) { /** ... */ }
                $inst = singleton($class);

                if (!in_array($class, $disallowedElements) && $inst->canCreate()) {
                    $list[$class] = singleton($class)->i18n_singular_name();
                }
            }

            asort($list);
        }

        if (method_exists($this->owner, 'sortElementalOptions')) {
            $this->owner->sortElementalOptions($list);
        }

        return $list;
    }

    /**
     * Make sure there is always a WidgetArea sidebar for adding widgets
     *
     */
    public function onBeforeWrite()
    {
        if(!$this->supportsElemental()) {
            return;
        }

        // enable theme in case elements are being rendered with templates stored in theme folder
        $originalThemeEnabled = Config::inst()->get('SSViewer', 'theme_enabled');
        Config::inst()->update('SSViewer', 'theme_enabled', true);


        if ($this->owner->hasMethod('ElementArea') && Config::inst()->get(__CLASS__, 'copy_element_content_to_contentfield')) {
            $elements = $this->owner->ElementArea();

            if (!$elements->isInDB()) {
                $elements->write();
                $this->owner->ElementAreaID = $elements->ID;
            } else {
                // Copy widgets content to Content to enable search
                $searchableContent = array();

                Requirements::clear();

                foreach ($elements->Elements() as $element) {
                    if ($element->config()->exclude_from_content) {
                        continue;
                    }

                    $controller = $element->getController();
                    $controller->init();

                    array_push($searchableContent, $controller->WidgetHolder());
                }

                Requirements::restore();

                $this->owner->Content = trim(implode(' ', $searchableContent));
            }
        } else {
            if(Config::inst()->get(__CLASS__, 'clear_contentfield')) {
                $this->owner->Content = '';
            }
        }


        // set theme_enabled back to what it was
        Config::inst()->update('SSViewer', 'theme_enabled', $originalThemeEnabled);

        parent::onBeforeWrite();
    }

    /**
     * Ensure that if there are elements that belong to this page
     * and are virtualised (Virtual Element links to them), that we move the
     * original element to replace one of the virtual elements
     * But only if it's a delete not an unpublish
     */
    public function onAfterDelete() {
        if(Versioned::get_reading_mode() == 'Stage.Stage') {
            $area = $this->owner->ElementArea();
            foreach ($area->Widgets() as $element) {
                $firstVirtual = false;
                if ($element->getPublishedVirtualLinkedElements()->Count() > 0) {
                    // choose the first one
                    $firstVirtual = $element->getPublishedVirtualLinkedElements()->First();
                    $wasPublished = true;
                } else if ($element->getVirtualLinkedElements()->Count() > 0) {
                    // choose the first one
                    $firstVirtual = $element->getVirtualLinkedElements()->First();
                    $wasPublished = false;
                }
                if ($firstVirtual) {
                    $origParentID = $element->ParentID;
                    $origSort = $element->Sort;

                    // change element to first's values
                    $element->ParentID = $firstVirtual->ParentID;
                    $element->Sort = $firstVirtual->Sort;

                    $firstVirtual->ParentID = $origParentID;
                    $firstVirtual->Sort = $origSort;
                    // write
                    $element->write();
                    $firstVirtual->write();
                    if ($wasPublished) {
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
                        $element->doPublish();
                        $firstVirtual->doPublish();
                    }
                }
            }
        }
    }

    /**
     * @return boolean
     */
    public function supportsElemental() {
        if ($this->owner->hasMethod('includeElemental')) {
            $res = $this->owner->includeElemental();
            if ($res !== null) {
                return $res;
            }
        }

        if (is_a($this->owner, 'RedirectorPage')) {
            return false;
        } else if ($ignored = Config::inst()->get('ElementPageExtension', 'ignored_classes')) {
            foreach ($ignored as $check) {
$collection = json_decode($data, true);
if ( ! is_array($collection)) {
    throw new \RuntimeException('$collection must be an array.');
}

foreach ($collection as $item) { /** ... */ }
                if (is_a($this->owner, $check)) {
                    return false;
                }
            }
        }

        return true;
    }

    /**
     * If the page is duplicated, copy the widgets across too.
     *
     * Gets called twice from either direction, due to bad DataObject and SiteTree code, hence the weird if statement
     *
     * @return Page The duplicated page

     */
    public function onAfterDuplicate($duplicatePage)
    {
        if ($this->owner->ID != 0 && $this->owner->ID < $duplicatePage->ID) {
            $originalWidgetArea = $this->owner->getComponent('ElementArea');
            $duplicateWidgetArea = $originalWidgetArea->duplicate(false);
            $duplicateWidgetArea->write();
            $duplicatePage->ElementAreaID = $duplicateWidgetArea->ID;
            $duplicatePage->write();

            foreach ($originalWidgetArea->Items() as $originalWidget) {

                $duplicateWidget = $originalWidget->duplicate(true);

                // manually set the ParentID of each widget, so we don't get versioning issues
                DB::query(sprintf("UPDATE Widget SET ParentID = %d WHERE ID = %d", $duplicateWidgetArea->ID, $duplicateWidget->ID));
            }
        }
    }

    /**
     * If the page is duplicated across subsites, copy the widgets across too.
     *
     * @return Page The duplicated page

     */
    public function onAfterDuplicateToSubsite($originalPage)
    {
        $originalWidgetArea = $originalPage->getComponent('ElementArea');
        $duplicateWidgetArea = $originalWidgetArea->duplicate(false);
        $duplicateWidgetArea->write();
        $this->owner->ElementAreaID = $duplicateWidgetArea->ID;
        $this->owner->write();

        foreach ($originalWidgetArea->Items() as $originalWidget) {

            $duplicateWidget = $originalWidget->duplicate(true);

            // manually set the ParentID of each widget, so we don't get versioning issues
            DB::query(sprintf("UPDATE Widget SET ParentID = %d WHERE ID = %d", $duplicateWidgetArea->ID, $duplicateWidget->ID));
        }
    }

    /**
     * Publish
     */
    public function onAfterPublish()
    {
        if ($id = $this->owner->ElementAreaID) {
            $widgets = Versioned::get_by_stage('BaseElement', 'Stage', "ParentID = '$id'");
            $staged = array();

            foreach ($widgets as $widget) {
                $staged[] = $widget->ID;

                $widget->publish('Stage', 'Live');
            }

            // remove any elements that are on live but not in draft.
            $widgets = Versioned::get_by_stage('BaseElement', 'Live', "ParentID = '$id'");

            foreach ($widgets as $widget) {
                if (!in_array($widget->ID, $staged)) {
                    $widget->deleteFromStage('Live');
                }
            }
        }
    }

    /**
     * Roll back all changes if the parent page has a rollback event
     *
     * Only do rollback if it's the 'cancel draft changes' rollback, not a specific version
     * rollback.
     *
     * @param string $version
     * @return null
     */
    public function onBeforeRollback($version)
    {
        if ($version !== 'Live') {
            // we don't yet have a smart way of rolling back to a specific version
            return;
        }
        if ($id = $this->owner->ElementAreaID) {
            $widgets = Versioned::get_by_stage('BaseElement', 'Live', "ParentID = '$id'");
            $staged = array();

            foreach ($widgets as $widget) {
                $staged[] = $widget->ID;

                $widget->invokeWithExtensions('onBeforeRollback', $widget);

                $widget->publish("Live", "Stage", false);

                $widget->invokeWithExtensions('onAfterRollback', $widget);
            }
        }
    }
}


1			<?php
2
3			use \Heyday\VersionedDataObjects\VersionedDataObjectDetailsForm;
4
5			/**
6			* @package elemental
7			*/
8			class ElementPageExtension extends DataExtension
			0 ignored issues – show Coding Style Compatibility introduced 2016-02-17 03:25 UTC by Report Bug Copy Issue Report PSR1 recommends that each class must be in a namespace of at least one level to avoid collisions. You can fix this by adding a namespace to your class: namespace YourVendor; class YourClass { } When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries. Loading history...
9			{
10
11			/**
12			* @config
13			*
14			* @var string $elements_title Title of the element in the CMS.
15			*/
16			private static $elements_title = 'Content Blocks';
			0 ignored issues – show Unused Code introduced 2016-02-17 03:25 UTC by Report Bug Copy Issue Report The property `$elements_title` is not used and could be removed. This check marks private properties in classes that are never used. Those properties can be removed. Loading history...
17
18			/**
19			* @config
20			*
21			* @var boolean $disable_element_publish_button Disable publish / unpublish buttons in GridFieldDetailForm.
22			*/
23			private static $disable_element_publish_button = false;
			0 ignored issues – show Unused Code introduced 2016-07-01 01:03 UTC by Report Bug Copy Issue Report The property `$disable_element_publish_button` is not used and could be removed. This check marks private properties in classes that are never used. Those properties can be removed. Loading history...
24
25			/**
26			* @config
27			*
28			* @var array $ignored_classes Classes to ignore adding elements too.
29			*/
30			private static $ignored_classes = array();
			0 ignored issues – show Unused Code introduced 2016-02-17 03:25 UTC by Report Bug Copy Issue Report The property `$ignored_classes` is not used and could be removed. This check marks private properties in classes that are never used. Those properties can be removed. Loading history...
31
32			/**
33			* @config
34			*
35			* @var boolean
36			*/

dnadesign / silverstripe-elemental

Pull Request — master (#54)

ElementPageExtension::onBeforeWrite() C

Complexity

Size

Duplication

Importance

Available Fixes

Duplication Side-by-Side

Filter issues like