VirtualPage::hasField() - Code Metrics - Inspection of "Merge pull request #1415 from open-sausages/featur..." - silverstripe/silverstripe-cms - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 849cd8...301702 )

by Hamish

created 2016-03-17 08:20 UTC

VirtualPage::hasField() A

↳ Parent: VirtualPage

Complexity

Conditions	4
Paths	4

Size

Total Lines	7
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Importance

Changes	2
Bugs	0	Features	0

Metric	Value
c	2
b	0
f	0
dl	0
loc	7
rs	9.2
cc	4
eloc	5
nc	4
nop	1

<?php
/**
* Virtual Page creates an instance of a  page, with the same fields that the original page had, but readonly.
* This allows you can have a page in mulitple places in the site structure, with different children without duplicating the content
* Note: This Only duplicates $db fields and not the $has_one etc..
 *
 * @method SiteTree CopyContentFrom()
 *
* @package cms
*/
class VirtualPage extends Page {

	private static $description = 'Displays the content of another page';

	public static $virtualFields;

	/**
	 * @var array Define fields that are not virtual - the virtual page must define these fields themselves.
	 * Note that anything in {@link self::config()->initially_copied_fields} is implicitly included in this list.
	 */
	private static $non_virtual_fields = array(
		"ID",
		"ClassName",
		"ObsoleteClassName",
		"SecurityTypeID",
		"OwnerID",
		"ParentID",
		"URLSegment",
		"Sort",
		"Status",
		'ShowInMenus',
		// 'Locale'
		'ShowInSearch',
		'Version',
		"Embargo",
		"Expiry",
		"CanViewType",
		"CanEditType",
		"CopyContentFromID",
		"HasBrokenLink",
	);

	/**
	 * @var array Define fields that are initially copied to virtual pages but left modifiable after that.
	 */
	private static $initially_copied_fields = array(
		'ShowInMenus',
		'ShowInSearch',
		'URLSegment',
	);

	private static $has_one = array(
		"CopyContentFrom" => "SiteTree",
	);

	private static $owns = array(
		"CopyContentFrom",
	);

	private static $db = array(
		"VersionID" => "Int",
	);

	/**
	 * Generates the array of fields required for the page type.
	 *
	 * @return array
	 */
	public function getVirtualFields() {
		// Check if copied page exists
		$record = $this->CopyContentFrom();
		if(!$record || !$record->exists()) {
			return array();
		}

		// Diff db with non-virtual fields
		$fields = array_keys($record->db());
		$nonVirtualFields = $this->getNonVirtualisedFields();
		return array_diff($fields, $nonVirtualFields);
	}

	/**
	 * List of fields or properties to never virtualise
	 *
	 * @return array
	 */
	public function getNonVirtualisedFields() {
		return array_merge($this->config()->non_virtual_fields, $this->config()->initially_copied_fields);
	}

	public function setCopyContentFromID($val) {
		// Sanity check to prevent pages virtualising other virtual pages
		if($val && DataObject::get_by_id('SiteTree', $val) instanceof VirtualPage) {
			$val = 0;
		}
		return $this->setField("CopyContentFromID", $val);
	}

	public function ContentSource() {
		$copied = $this->CopyContentFrom();
		if($copied && $copied->exists()) {
			return $copied;
		}
		return $this;
	}

	/**
	 * For VirtualPage, add a canonical link tag linking to the original page
	 * See TRAC #6828 & http://support.google.com/webmasters/bin/answer.py?hl=en&answer=139394
	 *
	 * @param boolean $includeTitle Show default <title>-tag, set to false for custom templating
	 * @return string The XHTML metatags
	 */
	public function MetaTags($includeTitle = true) {
		$tags = parent::MetaTags($includeTitle);
		$copied = $this->CopyContentFrom();
		if ($copied && $copied->exists()) {
			$link = Convert::raw2att($copied->Link());
			$tags .= "<link rel=\"canonical\" href=\"{$link}\" />\n";
		}
		return $tags;
	}

	public function allowedChildren() {
		$copy = $this->CopyContentFrom();
		if($copy && $copy->exists()) {
			return $copy->allowedChildren();
		}
		return array();
	}

	public function syncLinkTracking() {
		if($this->CopyContentFromID) {
			$this->HasBrokenLink = !(bool) DataObject::get_by_id('SiteTree', $this->CopyContentFromID);
		} else {
			$this->HasBrokenLink = true;
		}
	}

	/**
	 * We can only publish the page if there is a published source page
	 *
	 * @param Member $member Member to check
	 * @return bool
	 */
	public function canPublish($member = null) {
		return $this->isPublishable() && parent::canPublish($member);
	}

	/**
	 * Returns true if is page is publishable by anyone at all
	 * Return false if the source page isn't published yet.
	 *
	 * Note that isPublishable doesn't affect ete from live, only publish.
	 */
	public function isPublishable() {
		// No source
		if(!$this->CopyContentFrom() || !$this->CopyContentFrom()->ID) {
			return false;
		}

		// Unpublished source
		if(!Versioned::get_versionnumber_by_stage('SiteTree', 'Live', $this->CopyContentFromID)) {
			return false;
		}

		// Default - publishable
		return true;
	}

	/**
	 * Generate the CMS fields from the fields from the original page.
	 */
	public function getCMSFields() {
		$fields = parent::getCMSFields();

		// Setup the linking to the original page.
		$copyContentFromField = new TreeDropdownField(
			"CopyContentFromID",
			_t('VirtualPage.CHOOSE', "Linked Page"),
			"SiteTree"
		);
		// filter doesn't let you select children of virtual pages as as source page
		//$copyContentFromField->setFilterFunction(create_function('$item', 'return !($item instanceof VirtualPage);'));

		// Setup virtual fields
		if($virtualFields = $this->getVirtualFields()) {
			$roTransformation = new ReadonlyTransformation();
			foreach($virtualFields as $virtualField) {
				if($fields->dataFieldByName($virtualField))
					$fields->replaceField($virtualField, $fields->dataFieldByName($virtualField)->transform($roTransformation));
			}
		}

		$msgs = array();

		$fields->addFieldToTab("Root.Main", $copyContentFromField, "Title");

		// Create links back to the original object in the CMS
		if($this->CopyContentFrom()->exists()) {
			$link = "<a class=\"cmsEditlink\" href=\"admin/pages/edit/show/$this->CopyContentFromID\">"
				. _t('VirtualPage.EditLink', 'edit')
				. "</a>";
			$msgs[] = _t(
				'VirtualPage.HEADERWITHLINK',
				"This is a virtual page copying content from \"{title}\" ({link})",
				array(
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
					'title' => $this->CopyContentFrom()->obj('Title'),
					'link' => $link
				)
			);
		} else {
			$msgs[] = _t('VirtualPage.HEADER', "This is a virtual page");
			$msgs[] = _t(
				'SITETREE.VIRTUALPAGEWARNING',
				'Please choose a linked page and save first in order to publish this page'
			);
		}
		if(
			$this->CopyContentFromID
			&& !Versioned::get_versionnumber_by_stage('SiteTree', 'Live', $this->CopyContentFromID)
		) {
			$msgs[] = _t(
				'SITETREE.VIRTUALPAGEDRAFTWARNING',
				'Please publish the linked page in order to publish the virtual page'
			);
		}

		$fields->addFieldToTab("Root.Main",
			new LiteralField(
				'VirtualPageMessage',
				'<div class="message notice">' . implode('. ', $msgs) . '.</div>'
			),
			'CopyContentFromID'
		);

		return $fields;
	}

	public function onBeforeWrite() {
		parent::onBeforeWrite();
		$this->refreshFromCopied();
	}

	/**
	 * Copy any fields from the copied record to bootstrap /backup
	 */
	protected function refreshFromCopied() {
		// Skip if copied record isn't available
		$source = $this->CopyContentFrom();
		if(!$source || !$source->exists()) {
			return;
		}

		// We also want to copy certain, but only if we're copying the source page for the first
		// time. After this point, the user is free to customise these for the virtual page themselves.
		if($this->isChanged('CopyContentFromID', 2) && $this->CopyContentFromID) {
			foreach (self::config()->initially_copied_fields as $fieldName) {
				$this->$fieldName = $source->$fieldName;
			}
		}

		// Copy fields to the original record in case the class type changes
		foreach($this->getVirtualFields() as $virtualField) {
			$this->$virtualField = $source->$virtualField;
		}
	}

	public function getSettingsFields() {
		$fields = parent::getSettingsFields();
		if(!$this->CopyContentFrom()->exists()) {
			$fields->addFieldToTab("Root.Settings",
				new LiteralField(
					'VirtualPageWarning',
					'<div class="message notice">'
					 . _t(
							'SITETREE.VIRTUALPAGEWARNINGSETTINGS',
							'Please choose a linked page in the main content fields in order to publish'
						)
					. '</div>'
				),
				'ClassName'
			);
		}

		return $fields;
	}

	public function validate() {
		$result = parent::validate();

		// "Can be root" validation
		$orig = $this->CopyContentFrom();
		if($orig && $orig->exists() && !$orig->stat('can_be_root') && !$this->ParentID) {
			$result->error(
				_t(
					'VirtualPage.PageTypNotAllowedOnRoot',
					'Original page type "{type}" is not allowed on the root level for this virtual page',
					array('type' => $orig->i18n_singular_name())
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
				),
				'CAN_BE_ROOT_VIRTUAL'
			);
		}

		return $result;
	}

	public function updateImageTracking() {
		// Doesn't work on unsaved records
		if(!$this->ID) return;

		// Remove CopyContentFrom() from the cache
		unset($this->components['CopyContentFrom']);

		// Update ImageTracking
		$this->ImageTracking()->setByIdList($this->CopyContentFrom()->ImageTracking()->column('ID'));
class ParentClass {
    private $data = array();

    public function __call($method, array $args) {
        if (0 === strpos($method, 'get')) {
            return $this->data[strtolower(substr($method, 3))];
        }

        throw new \LogicException(sprintf('Unsupported method: %s', $method));
    }
}

/**
 * If this class knows which fields exist, you can specify the methods here:
 *
 * @method string getName()
 */
class SomeClass extends ParentClass { }
	}

	/**
	 * @param string $numChildrenMethod
	 * @return string
	 */
	public function CMSTreeClasses($numChildrenMethod="numChildren") {
		return parent::CMSTreeClasses($numChildrenMethod) . ' VirtualPage-' . $this->CopyContentFrom()->ClassName;
	}

	/**
	 * Allow attributes on the master page to pass
	 * through to the virtual page
	 *
	 * @param string $field
	 * @return mixed
	 */
	public function __get($field) {
		if(parent::hasMethod($funcName = "get$field")) {
class Daddy
{
    protected function getFirstName()
    {
        return "Eidur";
    }

    protected function getSurName()
    {
        return "Gudjohnsen";
    }
}

class Son
{
    public function getFirstName()
    {
        return parent::getSurname();
    }
}
			return $this->$funcName();
		} else if(parent::hasField($field) || ($field === 'ID' && !$this->exists())) {
class Daddy
{
    protected function getFirstName()
    {
        return "Eidur";
    }

    protected function getSurName()
    {
        return "Gudjohnsen";
    }
}

class Son
{
    public function getFirstName()
    {
        return parent::getSurname();
    }
}
			return $this->getField($field);
		} elseif(($copy = $this->CopyContentFrom()) && $copy->exists()) {
			return $copy->$field;
		}
	}

	public function getField($field) {
		if($this->isFieldVirtualised($field)) {
			return $this->CopyContentFrom()->getField($field);
		}
		return parent::getField($field);
	}

	/**
	 * Check if given field is virtualised
	 *
	 * @param string $field
	 * @return bool
	 */
	public function isFieldVirtualised($field) {
		// Don't defer if field is non-virtualised
		$ignore = $this->getNonVirtualisedFields();
		if(in_array($field, $ignore)) {
			return false;
		}

		// Don't defer if no virtual page
		$copied = $this->CopyContentFrom();
		if(!$copied || !$copied->exists()) {
			return false;
	}

		// Check if copied object has this field
		return $copied->hasField($field);
	}

	/**
	 * Pass unrecognized method calls on to the original data object
	 *
	 * @param string $method
	 * @param string $args
	 * @return mixed
	 */
	public function __call($method, $args) {
		if(parent::hasMethod($method)) {
class Daddy
{
    protected function getFirstName()
    {
        return "Eidur";
    }

    protected function getSurName()
    {
        return "Gudjohnsen";
    }
}

class Son
{
    public function getFirstName()
    {
        return parent::getSurname();
    }
}
			return parent::__call($method, $args);
		} else {
			return call_user_func_array(array($this->copyContentFrom(), $method), $args);
		}
	}

	/**
	 * @param string $field
	 * @return bool
	 */
	public function hasField($field) {
		if(parent::hasField($field)) {
			return true;
		}
		$copy = $this->CopyContentFrom();
		return $copy && $copy->exists() && $copy->hasField($field);
	}

	/**
	 * Overwrite to also check for method on the original data object
	 *
	 * @param string $method
	 * @return bool
	 */
	public function hasMethod($method) {
		if(parent::hasMethod($method)) {
			return true;
		}
		// Don't call property setters on copied page
		if(stripos($method, 'set') === 0) {
			return false;
		}
		$copy = $this->CopyContentFrom();
		return $copy && $copy->exists() && $copy->hasMethod($method);
	}

	/**
	 * Return the "casting helper" (a piece of PHP code that when evaluated creates a casted value object) for a field
	 * on this object.
	 *
	 * @param string $field
	 * @return string
	 */
	public function castingHelper($field) {
		$copy = $this->CopyContentFrom();
		if($copy && $copy->exists() && ($helper = $copy->castingHelper($field))) {

			return $helper;
		}
		return parent::castingHelper($field);
	}

}

/**
 * Controller for the virtual page.
 * @package cms
 */
class VirtualPage_Controller extends Page_Controller {

	private static $allowed_actions = array(
		'loadcontentall' => 'ADMIN',
	);

	public function getViewer($action) {
		$originalClass = get_class($this->CopyContentFrom());
		if ($originalClass == 'SiteTree') $name = 'Page_Controller';
		else $name = $originalClass."_Controller";
		$controller = new $name();
		return $controller->getViewer($action);
	}

	/**
	 * When the virtualpage is loaded, check to see if the versions are the same
	 * if not, reload the content.
	 * NOTE: Virtual page must have a container object of subclass of sitetree.
	 * We can't load the content without an ID or record to copy it from.
	 */
	public function init(){
		parent::init();
		$this->__call('init', array());
	}

	/**
	 * Also check the original object's original controller for the method
	 *
	 * @param string $method
	 * @return bool
	 */
	public function hasMethod($method) {
		$haveIt = parent::hasMethod($method);
		if (!$haveIt) {
			$originalClass = get_class($this->CopyContentFrom());
			if ($originalClass == 'SiteTree') $name = 'ContentController';
			else $name = $originalClass."_Controller";
			$controller = new $name($this->dataRecord->copyContentFrom());
			$haveIt = $controller->hasMethod($method);
		}
		return $haveIt;
	}

	/**
	 * Pass unrecognized method calls on to the original controller
	 *
	 * @param string $method
	 * @param string $args
	 * @return mixed
	 *
	 * @throws Exception Any error other than a 'no method' error.
	 */
	public function __call($method, $args) {
		try {
			return parent::__call($method, $args);
		} catch (Exception $e) {
			// Hack... detect exception type. We really should use exception subclasses.
			// if the exception isn't a 'no method' error, rethrow it
			if ($e->getCode() !== 2175) {
				throw $e;
			}

			$original = $this->copyContentFrom();
			$controller = ModelAsController::controller_for($original);

			// Ensure request/response data is available on virtual controller
			$controller->setRequest($this->getRequest());
			$controller->response = $this->response; // @todo - replace with getter/setter in 3.3

			return call_user_func_array(array($controller, $method), $args);
		}
	}
}




1			<?php
2			/**
3			* Virtual Page creates an instance of a page, with the same fields that the original page had, but readonly.
4			* This allows you can have a page in mulitple places in the site structure, with different children without duplicating the content
5			* Note: This Only duplicates $db fields and not the $has_one etc..
6			*
7			* @method SiteTree CopyContentFrom()
8			*
9			* @package cms
10			*/
11			class VirtualPage extends Page {
12
13			private static $description = 'Displays the content of another page';
14
15			public static $virtualFields;
16
17			/**
18			* @var array Define fields that are not virtual - the virtual page must define these fields themselves.
19			* Note that anything in {@link self::config()->initially_copied_fields} is implicitly included in this list.
20			*/
21			private static $non_virtual_fields = array(
22			"ID",
23			"ClassName",
24			"ObsoleteClassName",
25			"SecurityTypeID",
26			"OwnerID",
27			"ParentID",
28			"URLSegment",
29			"Sort",
30			"Status",
31			'ShowInMenus',
32			// 'Locale'
33			'ShowInSearch',
34			'Version',
35			"Embargo",
36			"Expiry",
37			"CanViewType",
38			"CanEditType",
39			"CopyContentFromID",
40			"HasBrokenLink",
41			);
42
43			/**
44			* @var array Define fields that are initially copied to virtual pages but left modifiable after that.
45			*/
46			private static $initially_copied_fields = array(
47			'ShowInMenus',
48			'ShowInSearch',
49			'URLSegment',
50			);
51
52			private static $has_one = array(
53			"CopyContentFrom" => "SiteTree",
54			);
55
56			private static $owns = array(
57			"CopyContentFrom",
58			);
59
60			private static $db = array(
61			"VersionID" => "Int",
62			);
63
64			/**
65			* Generates the array of fields required for the page type.
66			*
67			* @return array
68			*/
69			public function getVirtualFields() {
70			// Check if copied page exists
71			$record = $this->CopyContentFrom();
72			if(!$record \|\| !$record->exists()) {
73			return array();
74			}
75
76			// Diff db with non-virtual fields
77			$fields = array_keys($record->db());
78			$nonVirtualFields = $this->getNonVirtualisedFields();
79			return array_diff($fields, $nonVirtualFields);
80			}
81
82			/**
83			* List of fields or properties to never virtualise
84			*
85			* @return array
86			*/
87			public function getNonVirtualisedFields() {
88			return array_merge($this->config()->non_virtual_fields, $this->config()->initially_copied_fields);
89			}
90
91			public function setCopyContentFromID($val) {
92			// Sanity check to prevent pages virtualising other virtual pages
93			if($val && DataObject::get_by_id('SiteTree', $val) instanceof VirtualPage) {
94			$val = 0;
95			}
96			return $this->setField("CopyContentFromID", $val);
97			}
98
99			public function ContentSource() {
100			$copied = $this->CopyContentFrom();
101			if($copied && $copied->exists()) {
102			return $copied;
103			}
104			return $this;
105			}
106
107			/**
108			* For VirtualPage, add a canonical link tag linking to the original page
109			* See TRAC #6828 & http://support.google.com/webmasters/bin/answer.py?hl=en&answer=139394
110			*
111			* @param boolean $includeTitle Show default <title>-tag, set to false for custom templating
112			* @return string The XHTML metatags
113			*/
114			public function MetaTags($includeTitle = true) {
115			$tags = parent::MetaTags($includeTitle);
116			$copied = $this->CopyContentFrom();
117			if ($copied && $copied->exists()) {
118			$link = Convert::raw2att($copied->Link());
119			$tags .= "<link rel=\"canonical\" href=\"{$link}\" />\n";
120			}
121			return $tags;
122			}
123
124			public function allowedChildren() {
125			$copy = $this->CopyContentFrom();
126			if($copy && $copy->exists()) {
127			return $copy->allowedChildren();
128			}
129			return array();
130			}
131
132			public function syncLinkTracking() {
133			if($this->CopyContentFromID) {
134			$this->HasBrokenLink = !(bool) DataObject::get_by_id('SiteTree', $this->CopyContentFromID);
135			} else {
136			$this->HasBrokenLink = true;
137			}
138			}
139
140			/**
141			* We can only publish the page if there is a published source page
142			*
143			* @param Member $member Member to check
144			* @return bool
145			*/
146			public function canPublish($member = null) {
147			return $this->isPublishable() && parent::canPublish($member);
148			}
149
150			/**
151			* Returns true if is page is publishable by anyone at all
152			* Return false if the source page isn't published yet.
153			*
154			* Note that isPublishable doesn't affect ete from live, only publish.
155			*/
156			public function isPublishable() {
157			// No source
158			if(!$this->CopyContentFrom() \|\| !$this->CopyContentFrom()->ID) {
159			return false;
160			}
161
162			// Unpublished source
163			if(!Versioned::get_versionnumber_by_stage('SiteTree', 'Live', $this->CopyContentFromID)) {
164			return false;
165			}
166
167			// Default - publishable
168			return true;
169			}
170
171			/**
172			* Generate the CMS fields from the fields from the original page.
173			*/
174			public function getCMSFields() {
175			$fields = parent::getCMSFields();
176
177			// Setup the linking to the original page.
178			$copyContentFromField = new TreeDropdownField(
179			"CopyContentFromID",
180			_t('VirtualPage.CHOOSE', "Linked Page"),
181			"SiteTree"
182			);
183			// filter doesn't let you select children of virtual pages as as source page
184			//$copyContentFromField->setFilterFunction(create_function('$item', 'return !($item instanceof VirtualPage);'));
185
186			// Setup virtual fields
187			if($virtualFields = $this->getVirtualFields()) {
188			$roTransformation = new ReadonlyTransformation();
189			foreach($virtualFields as $virtualField) {
190			if($fields->dataFieldByName($virtualField))
191			$fields->replaceField($virtualField, $fields->dataFieldByName($virtualField)->transform($roTransformation));
192			}
193			}
194
195			$msgs = array();
196
197			$fields->addFieldToTab("Root.Main", $copyContentFromField, "Title");
198
199			// Create links back to the original object in the CMS
200			if($this->CopyContentFrom()->exists()) {
201			$link = "<a class=\"cmsEditlink\" href=\"admin/pages/edit/show/$this->CopyContentFromID\">"
202			. _t('VirtualPage.EditLink', 'edit')
203			. "</a>";
204			$msgs[] = _t(
205			'VirtualPage.HEADERWITHLINK',
206			"This is a virtual page copying content from \"{title}\" ({link})",
207			array(
			0 ignored issues – show Documentation introduced 2015-11-26 02:50 UTC by Report Bug Copy Issue Report `array('title' => $this->...tle'), 'link' => $link)` is of type `array<string,,{"title":"","link":"string"}>`, but the function expects a `string`. It seems like the type of the argument is not accepted by the function/method which you are calling. In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug. We suggest to add an explicit type cast like in the following example: function acceptsInteger($int) { } $x = '123'; // string "123" // Instead of acceptsInteger($x); // we recommend to use acceptsInteger((integer) $x); Loading history...
208			'title' => $this->CopyContentFrom()->obj('Title'),
209			'link' => $link
210			)
211			);
212			} else {
213			$msgs[] = _t('VirtualPage.HEADER', "This is a virtual page");
214			$msgs[] = _t(
215			'SITETREE.VIRTUALPAGEWARNING',
216			'Please choose a linked page and save first in order to publish this page'
217			);
218			}
219			if(
220			$this->CopyContentFromID
221			&& !Versioned::get_versionnumber_by_stage('SiteTree', 'Live', $this->CopyContentFromID)
222			) {
223			$msgs[] = _t(
224			'SITETREE.VIRTUALPAGEDRAFTWARNING',
225			'Please publish the linked page in order to publish the virtual page'
226			);
227			}
228
229			$fields->addFieldToTab("Root.Main",
230			new LiteralField(
231			'VirtualPageMessage',
232			'<div class="message notice">' . implode('. ', $msgs) . '.</div>'
233			),
234			'CopyContentFromID'
235			);
236
237			return $fields;
238			}
239
240			public function onBeforeWrite() {
241			parent::onBeforeWrite();
242			$this->refreshFromCopied();
243			}
244
245			/**
246			* Copy any fields from the copied record to bootstrap /backup
247			*/
248			protected function refreshFromCopied() {
249			// Skip if copied record isn't available
250			$source = $this->CopyContentFrom();
251			if(!$source \|\| !$source->exists()) {
252			return;
253			}
254
255			// We also want to copy certain, but only if we're copying the source page for the first
256			// time. After this point, the user is free to customise these for the virtual page themselves.
257			if($this->isChanged('CopyContentFromID', 2) && $this->CopyContentFromID) {
258			foreach (self::config()->initially_copied_fields as $fieldName) {
259			$this->$fieldName = $source->$fieldName;
260			}
261			}
262
263			// Copy fields to the original record in case the class type changes
264			foreach($this->getVirtualFields() as $virtualField) {
265			$this->$virtualField = $source->$virtualField;
266			}
267			}
268
269			public function getSettingsFields() {
270			$fields = parent::getSettingsFields();
271			if(!$this->CopyContentFrom()->exists()) {
272			$fields->addFieldToTab("Root.Settings",
273			new LiteralField(
274			'VirtualPageWarning',
275			'<div class="message notice">'
276			. _t(
277			'SITETREE.VIRTUALPAGEWARNINGSETTINGS',
278			'Please choose a linked page in the main content fields in order to publish'
279			)
280			. '</div>'
281			),
282			'ClassName'
283			);
284			}
285
286			return $fields;
287			}
288
289			public function validate() {
290			$result = parent::validate();
291
292			// "Can be root" validation
293			$orig = $this->CopyContentFrom();
294			if($orig && $orig->exists() && !$orig->stat('can_be_root') && !$this->ParentID) {
295			$result->error(
296			_t(
297			'VirtualPage.PageTypNotAllowedOnRoot',
298			'Original page type "{type}" is not allowed on the root level for this virtual page',
299			array('type' => $orig->i18n_singular_name())
			0 ignored issues – show Documentation introduced 2015-11-26 02:50 UTC by Report Bug Copy Issue Report `array('type' => $orig->i18n_singular_name())` is of type `array<string,string,{"type":"string"}>`, but the function expects a `string`. It seems like the type of the argument is not accepted by the function/method which you are calling. In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug. We suggest to add an explicit type cast like in the following example: function acceptsInteger($int) { } $x = '123'; // string "123" // Instead of acceptsInteger($x); // we recommend to use acceptsInteger((integer) $x); Loading history...
300			),
301			'CAN_BE_ROOT_VIRTUAL'
302			);
303			}
304
305			return $result;
306			}
307
308			public function updateImageTracking() {
309			// Doesn't work on unsaved records
310			if(!$this->ID) return;
311
312			// Remove CopyContentFrom() from the cache
313			unset($this->components['CopyContentFrom']);
314
315			// Update ImageTracking
316			$this->ImageTracking()->setByIdList($this->CopyContentFrom()->ImageTracking()->column('ID'));
			0 ignored issues – show Documentation Bug introduced 2015-11-26 02:50 UTC by Report Bug Copy Issue Report The method `ImageTracking` does not exist on `object<SiteTree>`? Since you implemented `__call`, maybe consider adding a @method annotation. If you implement `__call` and you know which methods are available, you can improve IDE auto-completion and static analysis by adding a @method annotation to the class. This is often the case, when `__call` is implemented by a parent class and only the child class knows which methods exist: class ParentClass { private $data = array(); public function __call($method, array $args) { if (0 === strpos($method, 'get')) { return $this->data[strtolower(substr($method, 3))]; } throw new \LogicException(sprintf('Unsupported method: %s', $method)); } } /** * If this class knows which fields exist, you can specify the methods here: * * @method string getName() */ class SomeClass extends ParentClass { } Loading history...
317			}
318
319			/**
320			* @param string $numChildrenMethod
321			* @return string
322			*/
323			public function CMSTreeClasses($numChildrenMethod="numChildren") {
324			return parent::CMSTreeClasses($numChildrenMethod) . ' VirtualPage-' . $this->CopyContentFrom()->ClassName;
325			}
326
327			/**
328			* Allow attributes on the master page to pass
329			* through to the virtual page
330			*
331			* @param string $field
332			* @return mixed
333			*/
334			public function __get($field) {
335			if(parent::hasMethod($funcName = "get$field")) {
			0 ignored issues – show Comprehensibility Bug introduced 2015-11-26 02:50 UTC by Report Bug Copy Issue Report It seems like you call parent on a different method (`hasMethod()` instead of `__get()`). Are you sure this is correct? If so, you might want to change this to `$this->hasMethod()`. This check looks for a call to a parent method whose name is different than the method from which it is called. Consider the following code: class Daddy { protected function getFirstName() { return "Eidur"; } protected function getSurName() { return "Gudjohnsen"; } } class Son { public function getFirstName() { return parent::getSurname(); } } The `getFirstName()` method in the `Son` calls the wrong method in the parent class. Loading history...
336			return $this->$funcName();
337			} else if(parent::hasField($field) \|\| ($field === 'ID' && !$this->exists())) {
			0 ignored issues – show Comprehensibility Bug introduced 2015-11-26 02:50 UTC by Report Bug Copy Issue Report It seems like you call parent on a different method (`hasField()` instead of `__get()`). Are you sure this is correct? If so, you might want to change this to `$this->hasField()`. This check looks for a call to a parent method whose name is different than the method from which it is called. Consider the following code: class Daddy { protected function getFirstName() { return "Eidur"; } protected function getSurName() { return "Gudjohnsen"; } } class Son { public function getFirstName() { return parent::getSurname(); } } The `getFirstName()` method in the `Son` calls the wrong method in the parent class. Loading history...
338			return $this->getField($field);
339			} elseif(($copy = $this->CopyContentFrom()) && $copy->exists()) {
340			return $copy->$field;
341			}
342			}
343
344			public function getField($field) {
345			if($this->isFieldVirtualised($field)) {
346			return $this->CopyContentFrom()->getField($field);
347			}
348			return parent::getField($field);
349			}
350
351			/**
352			* Check if given field is virtualised
353			*
354			* @param string $field
355			* @return bool
356			*/
357			public function isFieldVirtualised($field) {
358			// Don't defer if field is non-virtualised
359			$ignore = $this->getNonVirtualisedFields();
360			if(in_array($field, $ignore)) {
361			return false;
362			}
363
364			// Don't defer if no virtual page
365			$copied = $this->CopyContentFrom();
366			if(!$copied \|\| !$copied->exists()) {
367			return false;
368			}
369
370			// Check if copied object has this field
371			return $copied->hasField($field);
372			}
373
374			/**
375			* Pass unrecognized method calls on to the original data object
376			*
377			* @param string $method
378			* @param string $args
379			* @return mixed
380			*/
381			public function __call($method, $args) {
382			if(parent::hasMethod($method)) {
			0 ignored issues – show Comprehensibility Bug introduced 2015-11-26 02:50 UTC by Report Bug Copy Issue Report It seems like you call parent on a different method (`hasMethod()` instead of `__call()`). Are you sure this is correct? If so, you might want to change this to `$this->hasMethod()`. This check looks for a call to a parent method whose name is different than the method from which it is called. Consider the following code: class Daddy { protected function getFirstName() { return "Eidur"; } protected function getSurName() { return "Gudjohnsen"; } } class Son { public function getFirstName() { return parent::getSurname(); } } The `getFirstName()` method in the `Son` calls the wrong method in the parent class. Loading history...
383			return parent::__call($method, $args);
384			} else {
385			return call_user_func_array(array($this->copyContentFrom(), $method), $args);
386			}
387			}
388
389			/**
390			* @param string $field
391			* @return bool
392			*/
393			public function hasField($field) {
394			if(parent::hasField($field)) {
395			return true;
396			}
397			$copy = $this->CopyContentFrom();
398			return $copy && $copy->exists() && $copy->hasField($field);
399			}
400
401			/**
402			* Overwrite to also check for method on the original data object
403			*
404			* @param string $method
405			* @return bool
406			*/
407			public function hasMethod($method) {
408			if(parent::hasMethod($method)) {
409			return true;
410			}
411			// Don't call property setters on copied page
412			if(stripos($method, 'set') === 0) {
413			return false;
414			}
415			$copy = $this->CopyContentFrom();
416			return $copy && $copy->exists() && $copy->hasMethod($method);
417			}
418
419			/**
420			* Return the "casting helper" (a piece of PHP code that when evaluated creates a casted value object) for a field
421			* on this object.
422			*
423			* @param string $field
424			* @return string
425			*/
426			public function castingHelper($field) {
427			$copy = $this->CopyContentFrom();
428			if($copy && $copy->exists() && ($helper = $copy->castingHelper($field))) {
			0 ignored issues – show Bug Compatibility introduced 2016-03-08 06:22 UTC by Report Bug Copy Issue Report The expression `$copy->castingHelper($field);` of type `array\|string` adds the type `array` to the return on line 429 which is incompatible with the return type documented by `VirtualPage::castingHelper` of type `string`. Loading history...
429			return $helper;
430			}
431			return parent::castingHelper($field);
432			}
433
434			}
435
436			/**
437			* Controller for the virtual page.
438			* @package cms
439			*/
440			class VirtualPage_Controller extends Page_Controller {
441
442			private static $allowed_actions = array(
443			'loadcontentall' => 'ADMIN',
444			);
445
446			public function getViewer($action) {
447			$originalClass = get_class($this->CopyContentFrom());
448			if ($originalClass == 'SiteTree') $name = 'Page_Controller';
449			else $name = $originalClass."_Controller";
450			$controller = new $name();
451			return $controller->getViewer($action);
452			}
453
454			/**
455			* When the virtualpage is loaded, check to see if the versions are the same
456			* if not, reload the content.
457			* NOTE: Virtual page must have a container object of subclass of sitetree.
458			* We can't load the content without an ID or record to copy it from.
459			*/
460			public function init(){
461			parent::init();
462			$this->__call('init', array());
463			}
464
465			/**
466			* Also check the original object's original controller for the method
467			*
468			* @param string $method
469			* @return bool
470			*/
471			public function hasMethod($method) {
472			$haveIt = parent::hasMethod($method);
473			if (!$haveIt) {
474			$originalClass = get_class($this->CopyContentFrom());
475			if ($originalClass == 'SiteTree') $name = 'ContentController';
476			else $name = $originalClass."_Controller";
477			$controller = new $name($this->dataRecord->copyContentFrom());
478			$haveIt = $controller->hasMethod($method);
479			}
480			return $haveIt;
481			}
482
483			/**
484			* Pass unrecognized method calls on to the original controller
485			*
486			* @param string $method
487			* @param string $args
488			* @return mixed
489			*
490			* @throws Exception Any error other than a 'no method' error.
491			*/
492			public function __call($method, $args) {
493			try {
494			return parent::__call($method, $args);
495			} catch (Exception $e) {
496			// Hack... detect exception type. We really should use exception subclasses.
497			// if the exception isn't a 'no method' error, rethrow it
498			if ($e->getCode() !== 2175) {
499			throw $e;
500			}
501
502			$original = $this->copyContentFrom();
503			$controller = ModelAsController::controller_for($original);
504
505			// Ensure request/response data is available on virtual controller
506			$controller->setRequest($this->getRequest());
507			$controller->response = $this->response; // @todo - replace with getter/setter in 3.3
508
509			return call_user_func_array(array($controller, $method), $args);
510			}
511			}
512			}
513
514
515

silverstripe / silverstripe-cms

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