silverstripe-framework/admin/code/CampaignAdmin.php

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<?php
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namespace SilverStripe\Admin;
use SilverStripe\Control\Controller;
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use SilverStripe\Control\HTTPResponse;
use SilverStripe\Control\HTTPRequest;
use SilverStripe\Core\Convert;
use SilverStripe\Forms\HiddenField;
use SilverStripe\Forms\FormAction;
use SilverStripe\Forms\FieldList;
use SilverStripe\Forms\Form;
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use SilverStripe\ORM\SS_List;
use SilverStripe\ORM\Versioning\ChangeSet;
use SilverStripe\ORM\Versioning\ChangeSetItem;
use SilverStripe\ORM\DataObject;
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use SilverStripe\Security\SecurityToken;
use SilverStripe\Security\PermissionProvider;
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use LogicException;
/**
* Campaign section of the CMS
*/
class CampaignAdmin extends LeftAndMain implements PermissionProvider {
private static $allowed_actions = [
'set',
'sets',
'schema',
'DetailEditForm',
'readCampaigns',
'readCampaign',
'deleteCampaign',
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'publishCampaign',
];
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private static $menu_priority = 3;
private static $menu_title = 'Campaigns';
private static $tree_class = 'SilverStripe\\ORM\\Versioning\\ChangeSet';
private static $url_handlers = [
'GET sets' => 'readCampaigns',
'POST set/$ID/publish' => 'publishCampaign',
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'GET set/$ID/$Name' => 'readCampaign',
'DELETE set/$ID' => 'deleteCampaign',
];
private static $url_segment = 'campaigns';
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/**
* Size of thumbnail width
*
* @config
* @var int
*/
private static $thumbnail_width = 64;
/**
* Size of thumbnail height
*
* @config
* @var int
*/
private static $thumbnail_height = 64;
private static $required_permission_codes = 'CMS_ACCESS_CampaignAdmin';
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public function getClientConfig() {
return array_merge(parent::getClientConfig(), [
'reactRouter' => true,
'form' => [
// TODO Use schemaUrl instead
'EditForm' => [
'schemaUrl' => $this->Link('schema/EditForm')
],
'DetailEditForm' => [
'schemaUrl' => $this->Link('schema/DetailEditForm')
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],
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],
'itemListViewEndpoint' => [
'url' => $this->Link() . 'set/:id/show',
'method' => 'get'
],
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'publishEndpoint' => [
'url' => $this->Link() . 'set/:id/publish',
'method' => 'post'
],
'treeClass' => $this->config()->tree_class
]);
}
public function schema($request) {
// TODO Hardcoding schema until we can get GridField to generate a schema dynamically
$treeClassJS = Convert::raw2js($this->config()->tree_class);
$adminURL = Convert::raw2js(AdminRootController::admin_url());
$json = <<<JSON
{
"id": "Form_EditForm",
"schema": {
"name": "EditForm",
"id": "Form_EditForm",
"action": "schema",
"method": "GET",
"schema_url": "{$adminURL}campaigns\/schema\/EditForm",
"attributes": {
"id": "Form_EditForm",
"action": "{$adminURL}campaigns\/EditForm",
"method": "POST",
"enctype": "multipart\/form-data",
"target": null
},
"data": [],
"fields": [{
"name": "ID",
"id": "Form_EditForm_ID",
"type": "Hidden",
"component": null,
"holder_id": null,
"title": false,
"source": null,
"extraClass": "hidden form-group--no-label",
"description": null,
"rightTitle": null,
"leftTitle": null,
"readOnly": false,
"disabled": false,
"customValidationMessage": "",
"attributes": [],
"data": []
}, {
"name": "ChangeSets",
"id": "Form_EditForm_ChangeSets",
"type": "Custom",
"component": "GridField",
"holder_id": null,
"title": "Campaigns",
"source": null,
"extraClass": null,
"description": null,
"rightTitle": null,
"leftTitle": null,
"readOnly": false,
"disabled": false,
"customValidationMessage": "",
"attributes": [],
"data": {
"recordType": "{$treeClassJS}",
"collectionReadEndpoint": {
"url": "{$adminURL}campaigns\/sets",
"method": "GET"
},
"itemReadEndpoint": {
"url": "{$adminURL}campaigns\/set\/:id",
"method": "GET"
},
"itemUpdateEndpoint": {
"url": "{$adminURL}campaigns\/set\/:id",
"method": "PUT"
},
"itemCreateEndpoint": {
"url": "{$adminURL}campaigns\/set\/:id",
"method": "POST"
},
"itemDeleteEndpoint": {
"url": "{$adminURL}campaigns\/set\/:id",
"method": "DELETE"
},
"editFormSchemaEndpoint": "{$adminURL}campaigns\/schema\/DetailEditForm",
"columns": [
{"name": "Title", "field": "Name"},
{"name": "Changes", "field": "ChangesCount"},
{"name": "Description", "field": "Description"}
]
}
}, {
"name": "SecurityID",
"id": "Form_EditForm_SecurityID",
"type": "Hidden",
"component": null,
"holder_id": null,
"title": "Security ID",
"source": null,
"extraClass": "hidden",
"description": null,
"rightTitle": null,
"leftTitle": null,
"readOnly": false,
"disabled": false,
"customValidationMessage": "",
"attributes": [],
"data": []
}],
"actions": []
}
}
JSON;
$formName = $request->param('ID');
if($formName == 'EditForm') {
$response = $this->getResponse();
$response->addHeader('Content-Type', 'application/json');
$response->setBody($json);
return $response;
} else {
return parent::schema($request);
}
}
/**
* REST endpoint to get a list of campaigns.
*
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* @return HTTPResponse
*/
public function readCampaigns() {
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$response = new HTTPResponse();
$response->addHeader('Content-Type', 'application/json');
$hal = $this->getListResource();
$response->setBody(Convert::array2json($hal));
return $response;
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}
/**
* Get list contained as a hal wrapper
*
* @return array
*/
protected function getListResource() {
$items = $this->getListItems();
$count = $items->count();
/** @var string $treeClass */
$treeClass = $this->config()->tree_class;
$hal = [
'count' => $count,
'total' => $count,
'_links' => [
'self' => [
'href' => $this->Link('items')
]
],
'_embedded' => [$treeClass => []]
];
foreach($items as $item) {
/** @var ChangeSet $item */
$resource = $this->getChangeSetResource($item);
$hal['_embedded'][$treeClass][] = $resource;
}
return $hal;
}
/**
* Build item resource from a changeset
*
* @param ChangeSet $changeSet
* @return array
*/
protected function getChangeSetResource(ChangeSet $changeSet) {
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// Before presenting the changeset to the client,
// synchronise it with new changes.
$changeSet->sync();
$hal = [
'_links' => [
'self' => [
'href' => $this->SetLink($changeSet->ID)
]
],
'ID' => $changeSet->ID,
'Name' => $changeSet->Name,
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'Description' => $changeSet->getDescription(),
'Created' => $changeSet->Created,
'LastEdited' => $changeSet->LastEdited,
'State' => $changeSet->State,
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'canEdit' => $changeSet->canEdit(),
'canPublish' => $changeSet->canPublish(),
'_embedded' => ['items' => []]
];
foreach($changeSet->Changes() as $changeSetItem) {
if(!$changeSetItem) {
continue;
}
/** @var ChangesetItem $changeSetItem */
$resource = $this->getChangeSetItemResource($changeSetItem);
$hal['_embedded']['items'][] = $resource;
}
$hal['ChangesCount'] = count($hal['_embedded']['items']);
return $hal;
}
/**
* Build item resource from a changesetitem
*
* @param ChangeSetItem $changeSetItem
* @return array
*/
protected function getChangeSetItemResource(ChangeSetItem $changeSetItem) {
$baseClass = DataObject::getSchema()->baseDataClass($changeSetItem->ObjectClass);
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$baseSingleton = DataObject::singleton($baseClass);
$thumbnailWidth = (int)$this->config()->thumbnail_width;
$thumbnailHeight = (int)$this->config()->thumbnail_height;
$hal = [
'_links' => [
'self' => [
'href' => $this->ItemLink($changeSetItem->ID)
]
],
'ID' => $changeSetItem->ID,
'Created' => $changeSetItem->Created,
'LastEdited' => $changeSetItem->LastEdited,
'Title' => $changeSetItem->getTitle(),
'ChangeType' => $changeSetItem->getChangeType(),
'Added' => $changeSetItem->Added,
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'ObjectClass' => $changeSetItem->ObjectClass,
'ObjectID' => $changeSetItem->ObjectID,
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'BaseClass' => $baseClass,
'Singular' => $baseSingleton->i18n_singular_name(),
'Plural' => $baseSingleton->i18n_plural_name(),
'Thumbnail' => $changeSetItem->ThumbnailURL($thumbnailWidth, $thumbnailHeight),
];
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// Get preview urls
$previews = $changeSetItem->getPreviewLinks();
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if($previews) {
$hal['_links']['preview'] = $previews;
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}
// Get edit link
$editLink = $changeSetItem->CMSEditLink();
if($editLink) {
$hal['_links']['edit'] = [
'href' => $editLink,
];
}
// Depending on whether the object was added implicitly or explicitly, set
// other related objects.
if($changeSetItem->Added === ChangeSetItem::IMPLICITLY) {
$referencedItems = $changeSetItem->ReferencedBy();
$referencedBy = [];
foreach($referencedItems as $referencedItem) {
$referencedBy[] = [
'href' => $this->SetLink($referencedItem->ID)
];
}
if($referencedBy) {
$hal['_links']['referenced_by'] = $referencedBy;
}
}
return $hal;
}
/**
* Gets viewable list of campaigns
*
* @return SS_List
*/
protected function getListItems() {
return ChangeSet::get()
->filter('State', ChangeSet::STATE_OPEN)
->filterByCallback(function($item) {
/** @var ChangeSet $item */
return ($item->canView());
});
}
/**
* REST endpoint to get a campaign.
*
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* @param HTTPRequest $request
*
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* @return HTTPResponse
*/
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public function readCampaign(HTTPRequest $request) {
$response = new HTTPResponse();
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if ($request->getHeader('Accept') == 'text/json') {
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$response->addHeader('Content-Type', 'application/json');
if (!$request->param('Name')) {
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return (new HTTPResponse(null, 400));
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}
/** @var ChangeSet $changeSet */
$changeSet = ChangeSet::get()->byID($request->param('ID'));
if(!$changeSet) {
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return (new HTTPResponse(null, 404));
}
if(!$changeSet->canView()) {
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return (new HTTPResponse(null, 403));
}
$body = Convert::raw2json($this->getChangeSetResource($changeSet));
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return (new HTTPResponse($body, 200))
->addHeader('Content-Type', 'application/json');
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} else {
return $this->index($request);
}
}
/**
* REST endpoint to delete a campaign.
*
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* @param HTTPRequest $request
*
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* @return HTTPResponse
*/
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public function deleteCampaign(HTTPRequest $request) {
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// Check security ID
if (!SecurityToken::inst()->checkRequest($request)) {
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return new HTTPResponse(null, 400);
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}
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$id = $request->param('ID');
if (!$id || !is_numeric($id)) {
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return (new HTTPResponse(null, 400));
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}
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$record = ChangeSet::get()->byID($id);
if(!$record) {
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return (new HTTPResponse(null, 404));
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}
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if(!$record->canDelete()) {
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return (new HTTPResponse(null, 403));
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}
$record->delete();
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return (new HTTPResponse(null, 204));
}
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/**
* REST endpoint to publish a {@link ChangeSet} and all of its items.
*
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* @param HTTPRequest $request
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*
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* @return HTTPResponse
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*/
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public function publishCampaign(HTTPRequest $request) {
// Protect against CSRF on destructive action
if(!SecurityToken::inst()->checkRequest($request)) {
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return (new HTTPResponse(null, 400));
}
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$id = $request->param('ID');
if(!$id || !is_numeric($id)) {
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return (new HTTPResponse(null, 400));
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}
/** @var ChangeSet $record */
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$record = ChangeSet::get()->byID($id);
if(!$record) {
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return (new HTTPResponse(null, 404));
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}
if(!$record->canPublish()) {
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return (new HTTPResponse(null, 403));
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}
try {
$record->publish();
} catch(LogicException $e) {
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return (new HTTPResponse(json_encode(['status' => 'error', 'message' => $e->getMessage()]), 401))
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->addHeader('Content-Type', 'application/json');
}
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return (new HTTPResponse(
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Convert::raw2json($this->getChangeSetResource($record)),
200
))->addHeader('Content-Type', 'application/json');
}
/**
* Url handler for edit form
*
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* @param HTTPRequest $request
* @return Form
*/
public function DetailEditForm($request) {
// Get ID either from posted back value, or url parameter
$id = $request->param('ID') ?: $request->postVar('ID');
return $this->getDetailEditForm($id);
}
/**
* @todo Use GridFieldDetailForm once it can handle structured data and form schemas
*
* @param int $id
* @return Form
*/
public function getDetailEditForm($id) {
// Get record-specific fields
$record = null;
if($id) {
$record = ChangeSet::get()->byID($id);
if(!$record || !$record->canView()) {
return null;
}
}
if(!$record) {
$record = ChangeSet::singleton();
}
$fields = $record->getCMSFields();
// Add standard fields
$fields->push(HiddenField::create('ID'));
$form = Form::create(
$this,
'DetailEditForm',
$fields,
FieldList::create(
FormAction::create('save', _t('CMSMain.SAVE', 'Save'))
->setIcon('save'),
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FormAction::create('cancel', _t('LeftAndMain.CANCEL', 'Cancel'))
->setUseButtonTag(true)
)
);
// Load into form
if($id && $record) {
$form->loadDataFrom($record);
}
// Configure form to respond to validation errors with form schema
// if requested via react.
$form->setValidationResponseCallback(function() use ($form) {
return $this->getSchemaResponse($form);
});
return $form;
}
/**
* Gets user-visible url to edit a specific {@see ChangeSet}
*
* @param $itemID
* @return string
*/
public function SetLink($itemID) {
return Controller::join_links(
$this->Link('set'),
$itemID
);
}
/**
* Gets user-visible url to edit a specific {@see ChangeSetItem}
*
* @param int $itemID
* @return string
*/
public function ItemLink($itemID) {
return Controller::join_links(
$this->Link('item'),
$itemID
);
}
public function providePermissions() {
return array(
"CMS_ACCESS_CampaignAdmin" => array(
'name' => _t('CMSMain.ACCESS', "Access to '{title}' section", array('title' => static::menu_title())),
'category' => _t('Permission.CMS_ACCESS_CATEGORY', 'CMS Access'),
'help' => _t(
'CampaignAdmin.ACCESS_HELP',
'Allow viewing of the campaign publishing section.'
)
)
);
}
}