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API CHANGE: Change variable expose method in TemplateGlobalProvider and TemplateIteratorProvider to (a) not clash with each other and, (b) be less generic

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This commit is contained in:
Hamish Friedlander 2012-02-21 13:36:34 +13:00
parent 2c65d3a398
commit 374ed19406
10 changed files with 61 additions and 28 deletions
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2
control/Controller.php
View File

@ -584,7 +584,7 @@ class Controller extends RequestHandler implements TemplateGlobalProvider {
return $result;
}
public static function get_exposed_variables() {
public static function get_template_global_variables() {
return array(
'CurrentPage' => 'curr',
);

2
control/Director.php
View File

@ -870,7 +870,7 @@ class Director implements TemplateGlobalProvider {
* @return array Returns an array of strings of the method names of methods on the call that should be exposed
* as global variables in the templates.
*/
public static function get_exposed_variables() {
public static function get_template_global_variables() {
return array(
'absoluteBaseURL',
'baseURL',

2
i18n/i18n.php
View File

@ -1957,7 +1957,7 @@ class i18n extends Object implements TemplateGlobalProvider {
}
}
public static function get_exposed_variables() {
public static function get_template_global_variables() {
return array(
'i18nLocale' => 'get_locale',
'get_locale',

2
security/Member.php
View File

@ -1379,7 +1379,7 @@ class Member extends DataObject implements TemplateGlobalProvider {
return $currentName ? $currentName : 'cms';
}
public static function get_exposed_variables() {
public static function get_template_global_variables() {
return array(
'CurrentMember' => 'currentUser',
'currentUser'

2
security/Permission.php
View File

@ -622,7 +622,7 @@ class Permission extends DataObject implements TemplateGlobalProvider {
Permission::flush_permission_cache();
}
public static function get_exposed_variables() {
public static function get_template_global_variables() {
return array(
'HasPerm' => 'check'
);

2
security/SecurityToken.php
View File

@ -218,7 +218,7 @@ class SecurityToken extends Object implements TemplateGlobalProvider {
return $generator->generateHash('sha1');
}
public static function get_exposed_variables() {
public static function get_template_global_variables() {
return array(
'getSecurityID',
'SecurityID' => 'getSecurityID'

2
tests/view/SSViewerTest.php
View File

@ -990,7 +990,7 @@ class SSViewerTest_Page extends SiteTree {
class SSViewerTest_GlobalProvider implements TemplateGlobalProvider, TestOnly {
public static function get_exposed_variables() {
public static function get_template_global_variables() {
return array(
'SSViewerTest_GlobalHTMLFragment' => array('method' => 'get_html'),
'SSViewerTest_GlobalHTMLEscaped' => array('method' => 'get_html', 'casting' => 'Varchar'),

10
view/SSViewer.php
View File

@ -134,7 +134,7 @@ class SSViewer_BasicIteratorSupport implements TemplateIteratorProvider {
protected $iteratorPos;
protected $iteratorTotalItems;
public static function get_exposed_variables() {
public static function get_template_iterator_variables() {
return array(
'First',
'Last',
@ -307,20 +307,20 @@ class SSViewer_DataPresenter extends SSViewer_Scope {
if (self::$globalProperties === null) {
self::$globalProperties = array();
// Get all the exposed variables from all classes that implement the TemplateGlobalProvider interface
$this->createCallableArray(self::$globalProperties, "TemplateGlobalProvider");
$this->createCallableArray(self::$globalProperties, "TemplateGlobalProvider", "get_template_global_variables");
}
// Build up iterator property providers array only once per request
if (self::$iteratorProperties === null) {
self::$iteratorProperties = array();
// Get all the exposed variables from all classes that implement the TemplateIteratorProvider interface
$this->createCallableArray(self::$iteratorProperties, "TemplateIteratorProvider", true); //call non-statically
$this->createCallableArray(self::$iteratorProperties, "TemplateIteratorProvider", "get_template_iterator_variables", true); //call non-statically
}
$this->extras = $extras;
}
protected function createCallableArray(&$extraArray, $interfaceToQuery, $createObject = false) {
protected function createCallableArray(&$extraArray, $interfaceToQuery, $variableMethod, $createObject = false) {
$implementers = ClassInfo::implementorsOf($interfaceToQuery);
if($implementers) foreach($implementers as $implementer) {
@ -328,7 +328,7 @@ class SSViewer_DataPresenter extends SSViewer_Scope {
if ($createObject) $implementer = new $implementer();
// Get the exposed variables
$exposedVariables = $implementer::get_exposed_variables();
$exposedVariables = $implementer::$variableMethod();
foreach($exposedVariables as $varName => $details) {
if (!is_array($details)) $details = array('method' => $details, 'casting' => Object::get_static('ViewableData', 'default_cast'));

30
view/TemplateGlobalProvider.php
View File

@ -1,21 +1,35 @@
<?php
/**
* Interface that is implemented by any classes that want to expose a method that can be called in a template.
* Interface that is implemented by any classes that want to expose a method that can be called in any scope in a template.
*
* Director::AbsoluteBaseURL is an example of this.
*
* @package sapphire
* @subpackage core
*/
interface TemplateGlobalProvider {
/**
* Called by SSViewer to get a list of global variables to expose to the template, the static method to call on
* this class to get the value for those variables, and the class to use for casting the returned value for use
* in a template
*
* If the method to call is not included for a particular template variable, a method named the same as the template
* variable will be called
*
* If the casting class is not specified for a particular template variable, ViewableData::$default_cast is used
*
* The first letter of the template variable is case-insensitive. However the method name is always case sensitive.
*
* @abstract
* @return array Returns an array of strings of the method names of methods on the call that should be exposed
* as global variables in the templates. A map (template-variable-name => method-name) can optionally be supplied
* if the template variable name is different from the name of the method to call. The case of the first character
* in the method name called from the template does not matter, although names specified in the map should
* correspond to the actual method name in the relevant class.
* Note that the template renderer must be able to call these methods statically.
* @return array Returns an array of items. Each key => value pair is one of three forms:
* - template name (no key)
* - template name => method name
* - template name => array(), where the array can contain these key => value pairs
* - "method" => method name
* - "casting" => casting class to use (i.e., Varchar, HTMLText, etc)
*/
public static function get_exposed_variables();
public static function get_template_global_variables();
}
?>

35
view/TemplateIteratorProvider.php
View File

@ -1,24 +1,43 @@
<?php
/**
* Interface that is implemented by any classes that want to expose a method that can be called in a template.
* Interface that is implemented by any classes that want to expose a method that can be called in any scope in a template
* that returns values dependant on the state of the iterator of the current scope.
*
* SSViewer_BasicIteratorSupport is an example of this. See also @TemplateGlobalProvider
*
* @package sapphire
* @subpackage core
*/
interface TemplateIteratorProvider {
/**
* Called by SSViewer to get a list of iterator variables to expose to the template, the instance method to call on
* an instance of this class to get the value for those variables, and the class to use for casting the returned value
* for use in a template
*
* If the method to call is not included for a particular template variable, a method named the same as the template
* variable will be called
*
* If the casting class is not specified for a particular template variable, ViewableData::$default_cast is used
*
* The first letter of the template variable is case-insensitive. However the method name is always case sensitive.
*
* @abstract
* @return array Returns an array of strings of the method names of methods on the call that should be exposed
* as global variables in the templates. A map (template-variable-name => method-name) can optionally be supplied
* if the template variable name is different from the name of the method to call. The case of the first character
* in the method name called from the template does not matter, although names specified in the map should
* correspond to the actual method name in the relevant class.
* Note that the template renderer must be able to call these methods statically.
* @return array Returns an array of items. Each key => value pair is one of three forms:
* - template name (no key)
* - template name => method name
* - template name => array(), where the array can contain these key => value pairs
* - "method" => method name
* - "casting" => casting class to use (i.e., Varchar, HTMLText, etc)
*/
public static function get_exposed_variables();
public static function get_template_iterator_variables();
/**
* Set the current iterator properties - where we are on the iterator.
*
* This is called by SSViewer prior to calling any of the variables exposed to the template (that is, as returned
* from a call to get_template_iterator_variables)
*
* @abstract
* @param int $pos position in iterator
* @param int $totalItems total number of items