View/Helper/Navigation/HelperAbstract.php

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Category: Zend
Copyright: Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
License: New BSD License
Package: Zend_View
Subpackage: Helper
Version: $Id$

\Zend_View_Helper_Navigation_HelperAbstract
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Package: Zend_View\Helper

Base class for navigational helpers

Implements
Parent(s): \Zend_View_Helper_HtmlElement < \Zend_View_Helper_Abstract
Children: \Zend_View_Helper_Navigation_Menu; \Zend_View_Helper_Navigation_Breadcrumbs; \Zend_View_Helper_Navigation_Sitemap; \Zend_View_Helper_Navigation_Links; \Zend_View_Helper_Navigation
Category: Zend
Copyright: Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
License: New BSD License

Properties

\Zend_Acl $_acl

ACL to use when iterating pages

Details

Type: \Zend_Acl

\Zend_Navigation_Container $_container

Container to operate on by default

Details

Type: \Zend_Navigation_Container

\Zend_Acl $_defaultAcl

static

Default ACL to use when iterating pages if not explicitly set in the instance by calling {@link setAcl()}

Details

Type: \Zend_Acl

string|\Zend_Acl_Role_Interface $_defaultRole

static

Default ACL role to use when iterating pages if not explicitly set in the instance by calling {@link setRole()}

Details

Type: string | \Zend_Acl_Role_Interface

bool $_formatOutput = true

Whether HTML/XML output should be formatted

Default valuetrueDetails

Type: bool

string $_indent = ''

Indentation string

Default value''Details

Type: string

int $_maxDepth

The maximum depth a page can have to be included when rendering

Details

Type: int

int $_minDepth

The minimum depth a page must have to be included when rendering

Details

Type: int

string|null $_prefixForId = null

Prefix for IDs when they are normalized

Default valuenullDetails

Type: string | null

bool $_renderInvisible = false

Wheter invisible items should be rendered by this helper

Default valuefalseDetails

Type: bool

string|\Zend_Acl_Role_Interface $_role

ACL role to use when iterating pages

Details

Type: string | \Zend_Acl_Role_Interface

bool $_skipPrefixForId = false

Skip current prefix for IDs when they are normalized (flag)

Default valuefalseDetails

Type: bool

\Zend_Translate_Adapter $_translator

Translator

Details

Type: \Zend_Translate_Adapter

bool $_useAcl = true

Whether ACL should be used for filtering out pages

Default valuetrueDetails

Type: bool

bool $_useTranslator = true

Whether translator should be used for page labels and titles

Default valuetrueDetails

Type: bool

Methods

__call(string $method, array $arguments = array()) : mixed

Magic overload: Proxy calls to the navigation container

Parameters

Name	Type	Description
$method	string	method name in container
$arguments	array	[optional] arguments to pass

Returns

Type	Description
mixed	returns what the container returns

Throws

Exception	Description
\Zend_Navigation_Exception	if method does not exist in container

__toString() : string

Magic overload: Proxy to {@link render()}.

This method will trigger an E_USER_ERROR if rendering the helper causes an exception to be thrown. Implements {@link Zend_View_Helper_Navigation_Helper::__toString()}.

Returns

Type	Description
string

_acceptAcl(\Zend_Navigation_Page $page) : bool

Determines whether a page should be accepted by ACL when iterating

Rules: - If helper has no ACL, page is accepted - If page has a resource or privilege defined, page is accepted if the ACL allows access to it using the helper's role - If page has no resource or privilege, page is accepted

Parameters

Name	Type	Description
$page	\Zend_Navigation_Page	page to check

Returns

Type	Description
bool	whether page is accepted by ACL

_getWhitespace(int | string $indent) : string

Retrieve whitespace representation of $indent

Parameters

Name	Type	Description
$indent	int \| string

Returns

Type	Description
string

_htmlAttribs(array $attribs) : string

Converts an associative array to a string of tag attributes.

Overloads {@link Zend_View_Helper_HtmlElement::_htmlAttribs()}.

Parameters

Name	Type	Description
$attribs	array	an array where each key-value pair is converted `to an attribute name and value`

Returns

Type	Description
string	an attribute string

_normalizeId(string $value) : string

Normalize an ID

Extends {@link Zend_View_Helper_HtmlElement::_normalizeId()}.

Parameters

Name	Type	Description
$value	string	ID

Returns

Type	Description
string	Normalized ID

accept(\Zend_Navigation_Page $page, bool $recursive = true) : bool

Determines whether a page should be accepted when iterating

Rules: - If a page is not visible it is not accepted, unless RenderInvisible has been set to true. - If helper has no ACL, page is accepted - If helper has ACL, but no role, page is not accepted - If helper has ACL and role: - Page is accepted if it has no resource or privilege - Page is accepted if ACL allows page's resource or privilege - If page is accepted by the rules above and $recursive is true, the page will not be accepted if it is the descendant of a non-accepted page.

Parameters

Name	Type	Description
$page	\Zend_Navigation_Page	page to check
$recursive	bool	[optional] if true, page will not `be accepted if it is the descendant of a page that is not accepted. Default is true.`

Returns

Type	Description
bool	whether page should be accepted

findActive(\Zend_Navigation_Container $container, int | null | int | null $minDepth = null, $maxDepth = -1) : array

Finds the deepest active page in the given container

Parameters

Name	Type	Description
$container	\Zend_Navigation_Container	container to search
$minDepth	int \| null \| int \| null	[optional] minimum depth `required for page to be valid. Default is to use {@link getMinDepth()}. A null value means no minimum depth required.`
$maxDepth

Returns

Type	Description
array	an associative array with the values 'depth' and 'page', or an empty array if not found

getAcl() : \Zend_Acl | null

Returns ACL or null if it isn't set using {@link setAcl()} or {@link setDefaultAcl()}

Implements {@link Zend_View_Helper_Navigation_Helper::getAcl()}.

Returns

Type	Description
\Zend_Acl \| null	ACL object or null

getContainer() : \Zend_Navigation_Container

Returns the navigation container helper operates on by default

Implements {@link Zend_View_Helper_Navigation_Interface::getContainer()}. If a helper is not explicitly set in this helper instance by calling {@link setContainer()} or by passing it through the helper entry point, this method will look in {@link Zend_Registry} for a container by using the key 'Zend_Navigation'. If no container is set, and nothing is found in Zend_Registry, a new container will be instantiated and stored in the helper.

Returns

Type	Description
\Zend_Navigation_Container	navigation container

getEOL() : string

Returns the EOL character (format output is respected)

Returns

Type	Description
string	standard EOL charater or an empty string

Details

See
See

getFormatOutput() : bool

Returns whether HTML/XML output should be formatted

Returns

Type	Description
bool	whether HTML/XML output should be formatted

getIndent() : string

Returns indentation (format output is respected)

Returns

Type	Description
string	indentation string or an empty string

getMaxDepth() : int | null

Returns maximum depth a page can have to be included when rendering

Returns

Type	Description
int \| null	maximum depth or null

getMinDepth() : int | null

Returns minimum depth a page must have to be included when rendering

Returns

Type	Description
int \| null	minimum depth or null

getPrefixForId() : string

Returns prefix for IDs when they are normalized

Returns

Type	Description
string	Prefix for

getRenderInvisible() : bool

Return renderInvisible flag

Returns

Type	Description
bool

getRole() : string | \Zend_Acl_Role_Interface | null

Returns ACL role to use when iterating pages, or null if it isn't set using {@link setRole()} or {@link setDefaultRole()}

Implements {@link Zend_View_Helper_Navigation_Helper::getRole()}.

Returns

Type	Description
string \| \Zend_Acl_Role_Interface \| null	role or null

getTranslator() : \Zend_Translate_Adapter | null

Returns translator used in helper

Implements {@link Zend_View_Helper_Navigation_Helper::getTranslator()}.

Returns

Type	Description
\Zend_Translate_Adapter \| null	translator or null

getUseAcl() : bool

Returns whether ACL should be used

Implements {@link Zend_View_Helper_Navigation_Helper::getUseAcl()}.

Returns

Type	Description
bool	whether ACL should be used

getUseTranslator() : bool

Returns whether translator should be used

Implements {@link Zend_View_Helper_Navigation_Helper::getUseTranslator()}.

Returns

Type	Description
bool	whether translator should be used

hasAcl() : bool

Checks if the helper has an ACL instance

Implements {@link Zend_View_Helper_Navigation_Helper::hasAcl()}.

Returns

Type	Description
bool	whether the helper has a an ACL instance or not

hasContainer() : bool

Checks if the helper has a container

Implements {@link Zend_View_Helper_Navigation_Helper::hasContainer()}.

Returns

Type	Description
bool	whether the helper has a container or not

hasRole() : bool

Checks if the helper has an ACL role

Implements {@link Zend_View_Helper_Navigation_Helper::hasRole()}.

Returns

Type	Description
bool	whether the helper has a an ACL role or not

hasTranslator() : bool

Checks if the helper has a translator

Implements {@link Zend_View_Helper_Navigation_Helper::hasTranslator()}.

Returns

Type	Description
bool	whether the helper has a translator or not

htmlify(\Zend_Navigation_Page $page) : string

Returns an HTML string containing an 'a' element for the given page

Parameters

Name	Type	Description
$page	\Zend_Navigation_Page	page to generate HTML for

Returns

Type	Description
string	HTML string for the given page

setAcl(\Zend_Acl $acl = null) : \Zend_View_Helper_Navigation_HelperAbstract

Sets ACL to use when iterating pages

Implements {@link Zend_View_Helper_Navigation_Helper::setAcl()}.

Parameters

Name	Type	Description
$acl	\Zend_Acl	[optional] ACL object. `Default is null.`

Returns

Type	Description
\Zend_View_Helper_Navigation_HelperAbstract	fluent interface, returns self

setContainer(\Zend_Navigation_Container $container = null) : \Zend_View_Helper_Navigation_HelperAbstract

Sets navigation container the helper operates on by default

Implements {@link Zend_View_Helper_Navigation_Interface::setContainer()}.

Parameters

Name	Type	Description
$container	\Zend_Navigation_Container	[optional] container `to operate on. Default is null, meaning container will be reset.`

Returns

Type	Description
\Zend_View_Helper_Navigation_HelperAbstract	fluent interface, returns self

setDefaultAcl(\Zend_Acl $acl = null) : void

static

Sets default ACL to use if another ACL is not explicitly set

Parameters

Name	Type	Description
$acl	\Zend_Acl	[optional] ACL object. Default is null, which `sets no ACL object.`

setDefaultRole(\midex $role = null) : void

static

Sets default ACL role(s) to use when iterating pages if not explicitly set later with {@link setRole()}

Parameters

Name	Type	Description
$role	\midex	[optional] role to set. Expects null, `string, or an instance of {@link Zend_Acl_Role_Interface}. Default is null, which sets no default role.`

Throws

Exception	Description
\Zend_View_Exception	if role is invalid

setFormatOutput(bool $formatOutput = true) : \Zend_View_Helper_Navigation_Sitemap

Sets whether HTML/XML output should be formatted

Parameters

Name	Type	Description
$formatOutput	bool	[optional] whether output `should be formatted. Default is true.`

Returns

Type	Description
\Zend_View_Helper_Navigation_Sitemap	fluent interface, returns self

setIndent(string | int $indent) : \Zend_View_Helper_Navigation_HelperAbstract

Set the indentation string for using in {@link render()}, optionally a number of spaces to indent with

Parameters

Name	Type	Description
$indent	string \| int	indentation string or number of spaces

Returns

Type	Description
\Zend_View_Helper_Navigation_HelperAbstract	fluent interface, returns self

setMaxDepth(int $maxDepth = null) : \Zend_View_Helper_Navigation_HelperAbstract

Sets the maximum depth a page can have to be included when rendering

Parameters

Name	Type	Description
$maxDepth	int	[optional] maximum `depth. Default is null, which sets no maximum depth.`

Returns

Type	Description
\Zend_View_Helper_Navigation_HelperAbstract	fluent interface, returns self

setMinDepth(int $minDepth = null) : \Zend_View_Helper_Navigation_HelperAbstract

Sets the minimum depth a page must have to be included when rendering

Parameters

Name	Type	Description
$minDepth	int	[optional] minimum `depth. Default is null, which sets no minimum depth.`

Returns

Type	Description
\Zend_View_Helper_Navigation_HelperAbstract	fluent interface, returns self

setPrefixForId(string $prefix) : \Zend_View_Helper_Navigation_HelperAbstract

Sets prefix for IDs when they are normalized

Parameters

Name	Type	Description
$prefix	string	Prefix for IDs

Returns

Type	Description
\Zend_View_Helper_Navigation_HelperAbstract	fluent interface, returns self

setRenderInvisible(bool $renderInvisible = true) : \Zend_View_Helper_Navigation_HelperAbstract

Render invisible items?

Parameters

Name	Type	Description
$renderInvisible	bool	[optional] boolean flag

Returns

Type	Description
\Zend_View_Helper_Navigation_HelperAbstract	fluent interface returns self

setRole(mixed $role = null) : \Zend_View_Helper_Navigation_HelperAbstract

Sets ACL role(s) to use when iterating pages

Implements {@link Zend_View_Helper_Navigation_Helper::setRole()}.

Parameters

Name	Type	Description
$role	mixed	[optional] role to `set. Expects a string, an instance of type {@link Zend_Acl_Role_Interface}, or null. Default is null, which will set no role.`

Returns

Type	Description
\Zend_View_Helper_Navigation_HelperAbstract	fluent interface, returns self

Throws

Exception	Description
\Zend_View_Exception	if $role is invalid

setTranslator(mixed $translator = null) : \Zend_View_Helper_Navigation_HelperAbstract

Sets translator to use in helper

Implements {@link Zend_View_Helper_Navigation_Helper::setTranslator()}.

Parameters

Name	Type	Description
$translator	mixed	[optional] translator. `Expects an object of type {@link Zend_Translate_Adapter} or {@link Zend_Translate}, or null. Default is null, which sets no translator.`

Returns

Type	Description
\Zend_View_Helper_Navigation_HelperAbstract	fluent interface, returns self

setUseAcl(bool $useAcl = true) : \Zend_View_Helper_Navigation_HelperAbstract

Sets whether ACL should be used

Implements {@link Zend_View_Helper_Navigation_Helper::setUseAcl()}.

Parameters

Name	Type	Description
$useAcl	bool	[optional] whether ACL `should be used. Default is true.`

Returns

Type	Description
\Zend_View_Helper_Navigation_HelperAbstract	fluent interface, returns self

setUseTranslator(bool $useTranslator = true) : \Zend_View_Helper_Navigation_HelperAbstract

Sets whether translator should be used

Implements {@link Zend_View_Helper_Navigation_Helper::setUseTranslator()}.

Parameters

Name	Type	Description
$useTranslator	bool	[optional] whether `translator should be used. Default is true.`

Returns

Type	Description
\Zend_View_Helper_Navigation_HelperAbstract	fluent interface, returns self

skipPrefixForId(bool $flag = true) : \Zend_View_Helper_Navigation_HelperAbstract

Skip the current prefix for IDs when they are normalized

Parameters

Name	Type	Description
$flag	bool

Returns

Type	Description
\Zend_View_Helper_Navigation_HelperAbstract	fluent interface, returns self

View/Helper/Navigation/HelperAbstract.php

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Properties

Methods

\Zend_View_Helper_Navigation_HelperAbstract
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