Documentation

ComponentController extends SystemComponentController
in package

Main controller for Net

Tags
copyright

Cloudrexx AG

author

Project Team SS4U info@cloudrexx.com

subpackage

core_net

Table of Contents

Properties

$config  : array<string|int, mixed>
Config loaded from YAML
$cx  : Cx
Main class instance
$developerDocumentationUrl  : string
URL pointing to the developer documentation for this component
$dnsNsLookupCache  : array<string|int, mixed>
Cache for DNS nameserver lookups for the current request
$domainRepo  : DomainRepository
Holds an instanciated copy of the DomainRepository
$enduserDocumentationUrl  : string
URL pointing to the end-user documentation for this component
$publicIpAddress  : string
Public IP-address of this instance
$systemComponent  : SystemComponent
Decorated SystemComponent
$templateDocumentationUrl  : string
URL pointing to the template definitions for this component

Methods

__call()  : mixed
Decoration: all methods that are not specified in this or child classes call the corresponding method of the decorated SystemComponent
__construct()  : mixed
Initializes a controller
adjustResponse()  : mixed
Do something with a Response object You may do page alterations here (like changing the metatitle) You may do response alterations here (like set headers) PLEASE MAKE SURE THIS METHOD IS MOCKABLE. IT MAY ONLY INTERACT WITH resolve() HOOK.
convertIdnToAsciiFormat()  : string
Convert idn to ascii Format
convertIdnToUtf8Format()  : string
Convert idn to utf8 format
executeCommand()  : void
Execute one of the commands listed in getCommandsForCommandMode()
getCommandDescription()  : string
Returns the description for a command provided by this component
getCommandsForCommandMode()  : array<string|int, mixed>
Returns a list of command mode commands provided by this component
getComponent()  : SystemComponentController
Get component controller object
getConfigValue()  : string
Returns a value from the config tree
getConfigValues()  : array<string|int, mixed>
Returns part of the config tree
getController()  : Controller
Returns a controller instance if one already exists
getControllerClasses()  : array<string|int, mixed>
Returns all Controller class names for this component (except this)
getControllers()  : array<string|int, mixed>
Returns a list of controllers
getControllersAccessableByJson()  : array<string|int, mixed>
Returns a list of JsonAdapter class names
getDeveloperDocumentationUrl()  : string
Returns the URL pointing to the developer documentation of this component.
getDnsResponse()  : array<string|int, mixed>
Gets the response for a DNS query which might be authoritative, if possible from cache
getDomainRepository()  : DomainRepository
Get repository of domains
getEnduserDocumentationUrl()  : string
Returns the URL pointing to the end-user documentation for this component.
getHostByAddr()  : string
Get Host by IP address
getHostname()  : string
Get the hostname of the website. This is usually the name of the virtual host the website is running on.
getPublicIpAddress()  : string
Get the public IP-address of this instance
getSystemComponent()  : SystemComponent
Returns the SystemComponent this Controller decorates
getSystemComponentController()  : SystemComponentController
Returns the main controller
getTemplateDocumentationUrl()  : string
Returns the URL pointing to the template documentation for this component.
hasAccessToExecuteCommand()  : bool
Check whether the command has access to execute or not.
load()  : mixed
Load your component. It is needed for this request.
postComponentLoad()  : mixed
Do something after all active components are loaded USE CAREFULLY, DO NOT DO ANYTHING COSTLY HERE! CALCULATE YOUR STUFF AS LATE AS POSSIBLE.
postContentLoad()  : mixed
Do something after content is loaded from DB
postContentParse()  : mixed
Do something after a module is loaded
postFinalize()  : mixed
Do something after main template got parsed
postInit()  : mixed
Do something after system initialization
postResolve()  : mixed
Do something after resolving is done
preComponentLoad()  : mixed
Do something before component load * USE CAREFULLY, DO NOT DO ANYTHING COSTLY HERE! CALCULATE YOUR STUFF AS LATE AS POSSIBLE.
preContentLoad()  : mixed
Do something before content is loaded from DB
preContentParse()  : mixed
Do something before a module is loaded
preFinalize()  : mixed
Do something before main template gets parsed
preInit()  : mixed
Do something before system initialization
preResolve()  : mixed
Do something before resolving is done
registerController()  : null
Registers a controller instance
registerEventListeners()  : mixed
Register your event listeners here
registerEvents()  : mixed
Register your events here
resolve()  : mixed
Called for additional, component specific resolving
setPublicIpAddress()  : void
Set the public IP-address of this instance
setSystemComponent()  : SystemComponent
Sets the SystemComponent this Controller decorates
adjustFullyQualifiedClassName()  : string
This makes sure a FQCN does not contain double backslashes
executeDnsQuery()  : array<string|int, mixed>
Gets the response for a DNS query
executeDnsQueryAuthoritative()  : array<string|int, mixed>
Gets the response for a DNS query which might be authoritative
getControllerClassName()  : string
This finds the correct FQCN for a controller name
initPublicIpAddress()  : void
Initializes the public IP-address of this instance
loadConfigFile()  : array<string|int, mixed>
Loads a config YAML file
loadData()  : void
Load data from Component.yml

Properties

$developerDocumentationUrl

URL pointing to the developer documentation for this component

protected string $developerDocumentationUrl = ''

Developer documentation URL

$dnsNsLookupCache

Cache for DNS nameserver lookups for the current request

protected array<string|int, mixed> $dnsNsLookupCache = []

The cache has the following structure:

$dnsNsLookupCache = [
    '<domain>' => [
        '<ip>',
        ...
    ],
];

Whereas <ip> is the IP-address of a nameserver for the domain <domain>.

$enduserDocumentationUrl

URL pointing to the end-user documentation for this component

protected string $enduserDocumentationUrl = ''

End-user documentation URL

$templateDocumentationUrl

URL pointing to the template definitions for this component

protected string $templateDocumentationUrl = ''

Template documentation URL

Methods

__call()

Decoration: all methods that are not specified in this or child classes call the corresponding method of the decorated SystemComponent

public __call(string $methodName, array<string|int, mixed> $arguments) : mixed
Parameters
$methodName : string

Name of method to call

$arguments : array<string|int, mixed>

List of arguments for the method to call

Attributes
#[ReturnTypeWillChange]
Return values
mixed

Return value of the method to call

adjustResponse()

Do something with a Response object You may do page alterations here (like changing the metatitle) You may do response alterations here (like set headers) PLEASE MAKE SURE THIS METHOD IS MOCKABLE. IT MAY ONLY INTERACT WITH resolve() HOOK.

public adjustResponse(Response $response) : mixed
Parameters
$response : Response

Response object to adjust

Tags
todo

This is currently only available in "frontend" mode.

convertIdnToAsciiFormat()

Convert idn to ascii Format

public static convertIdnToAsciiFormat(string $name) : string
Parameters
$name : string
Tags
todo

This method should do validation and throw an error if $name is not valid

Return values
string

convertIdnToUtf8Format()

Convert idn to utf8 format

public static convertIdnToUtf8Format(string $name) : string
Parameters
$name : string
Return values
string

executeCommand()

Execute one of the commands listed in getCommandsForCommandMode()

public executeCommand(mixed $command, mixed $arguments[, mixed $dataArguments = array() ]) : void
Parameters
$command : mixed

Name of command to execute

$arguments : mixed

List of arguments for the command

$dataArguments : mixed = array()

(optional) List of data arguments for the command

Tags
todo

Net model operations should be dropped and instead be provided through the data api.

getCommandDescription()

Returns the description for a command provided by this component

public getCommandDescription(mixed $command[, mixed $short = false ]) : string
Parameters
$command : mixed

The name of the command to fetch the description from

$short : mixed = false

Wheter to return short or long description

Return values
string

Command description

getCommandsForCommandMode()

Returns a list of command mode commands provided by this component

public getCommandsForCommandMode() : array<string|int, mixed>
Return values
array<string|int, mixed>

List of command names

getConfigValue()

Returns a value from the config tree

public getConfigValue(string $key) : string
Parameters
$key : string

Slash-separated path to requested branch

Tags
throws
Exception

If the requested branch was not found in config

throws
Exception

If the value is not a leaf but a branch

Return values
string

Requested value as string

getConfigValues()

Returns part of the config tree

public getConfigValues(string $key) : array<string|int, mixed>
Parameters
$key : string

Slash-separated path to requested branch

Tags
throws
Exception

If the requested branch was not found in config

throws
Exception

If the value found is not an array

Return values
array<string|int, mixed>

Requested values

getController()

Returns a controller instance if one already exists

public getController(mixed $controllerClass) : Controller
Parameters
$controllerClass : mixed

Short or FQCN controller name

Tags
throws
Exception

if controller exists but cannot be loaded

Return values
Controller

Controller instance

getControllerClasses()

Returns all Controller class names for this component (except this)

public getControllerClasses() : array<string|int, mixed>

Be sure to return all your controller classes if you add your own

Return values
array<string|int, mixed>

List of Controller class names (without namespace)

getControllers()

Returns a list of controllers

public getControllers([bool $loadedOnly = true ]) : array<string|int, mixed>
Parameters
$loadedOnly : bool = true

(optional) If false, controller that did not register are instanciated, default true

Return values
array<string|int, mixed>

List of Controller instances

getControllersAccessableByJson()

Returns a list of JsonAdapter class names

public getControllersAccessableByJson() : array<string|int, mixed>

The array values might be a class name without namespace. In that case the namespace \Cx{component_type}{component_name}\Controller is used. If the array value starts with a backslash, no namespace is added.

Avoid calculation of anything, just return an array!

Return values
array<string|int, mixed>

List of ComponentController classes

getDeveloperDocumentationUrl()

Returns the URL pointing to the developer documentation of this component.

public getDeveloperDocumentationUrl() : string
Return values
string

URL pointing to the developer documentation

getDnsResponse()

Gets the response for a DNS query which might be authoritative, if possible from cache

public getDnsResponse(string $domain, string $type[, bool $authoritative = false ][, bool $forceAuthoritative = false ][, bool $forceCacheRenewal = false ]) : array<string|int, mixed>

A single record has the following keys: array( 'domain' => $domain, 'type' => $type, 'authoritative' => $authoritative, 'ttl' => , 'value' => , 'cachedAt' => <cachedAt>, 'validUntil' => <validUntil>, ) is the actual TTL of the record for authoritative queries, otherwise it's the TTL of the queried DNS server. is the value of the record as returned by DNS. <cachedAt> is only set if the result comes from cache and contains a \DateTime object with the time the cache was created. <validUntil> is only set if the result comes from cache and contains a \DateTime object with the time the cache becomes invalid.

Additional fields may be set per record type.

This is the caching abstraction layer of DNS resolving. See executeDnsQueryAuthoritative and executeDnsQuery.

Parameters
$domain : string

Domain name to query (e.g. "example.org")

$type : string

Result type (e.g. "A" or "TXT")

$authoritative : bool = false

(optional) If set to true an authoritative result is returned

$forceAuthoritative : bool = false

(optional) If set to true along with $authoritative, then an exception will be thrown if nameservers could not be resolved for authoritative results.

$forceCacheRenewal : bool = false

(optional) If set to true result is neverrloaded from cache

Tags
todo

Implement all record types

throws
Exception

If $authoritative and $forceAuthoritative are both set to true, then if nameservers could not be resolved for authoritative results

throws
Exception

If a $type is requested that is not yet implemented

Return values
array<string|int, mixed>

List of matching records. See description.

getEnduserDocumentationUrl()

Returns the URL pointing to the end-user documentation for this component.

public getEnduserDocumentationUrl() : string
Return values
string

URL pointing to the end-user documentation or empty string

getHostByAddr()

Get Host by IP address

public getHostByAddr(string $ip) : string
Parameters
$ip : string

IP address

Return values
string

getHostname()

Get the hostname of the website. This is usually the name of the virtual host the website is running on.

public getHostname() : string
Return values
string

The hostname of the website

getPublicIpAddress()

Get the public IP-address of this instance

public getPublicIpAddress() : string
Return values
string

Public IP-address

getTemplateDocumentationUrl()

Returns the URL pointing to the template documentation for this component.

public getTemplateDocumentationUrl() : string
Return values
string

URL pointing to the template documentation or empty string

hasAccessToExecuteCommand()

Check whether the command has access to execute or not.

public hasAccessToExecuteCommand(string $command, array<string|int, mixed> $arguments) : bool
Parameters
$command : string

name of the command to execute

$arguments : array<string|int, mixed>

list of arguments for the command

Return values
bool

load()

Load your component. It is needed for this request.

public load(Page $page) : mixed

This loads your FrontendController or BackendController depending on the mode Cx runs in. For modes other than frontend and backend, nothing is done. If you you'd like to name your Controllers differently, or have another use case, overwrite this.

Parameters
$page : Page

The resolved page

postComponentLoad()

Do something after all active components are loaded USE CAREFULLY, DO NOT DO ANYTHING COSTLY HERE! CALCULATE YOUR STUFF AS LATE AS POSSIBLE.

public postComponentLoad() : mixed

postContentLoad()

Do something after content is loaded from DB

public postContentLoad(Page $page) : mixed

USE CAREFULLY, DO NOT DO ANYTHING COSTLY HERE! CALCULATE YOUR STUFF AS LATE AS POSSIBLE

Parameters
$page : Page

The resolved page

postContentParse()

Do something after a module is loaded

public postContentParse(Page $page) : mixed

This method is called only if any module gets loaded for content parsing USE CAREFULLY, DO NOT DO ANYTHING COSTLY HERE! CALCULATE YOUR STUFF AS LATE AS POSSIBLE

Parameters
$page : Page

The resolved page

postFinalize()

Do something after main template got parsed

public postFinalize(string &$endcode) : mixed

USE CAREFULLY, DO NOT DO ANYTHING COSTLY HERE!

Parameters
$endcode : string

The processed data to be sent to the client as response

postInit()

Do something after system initialization

public postInit(Cx $cx) : mixed
Parameters
$cx : Cx

The instance of \Cx\Core\Core\Controller\Cx

Tags
inheritDoc

preComponentLoad()

Do something before component load * USE CAREFULLY, DO NOT DO ANYTHING COSTLY HERE! CALCULATE YOUR STUFF AS LATE AS POSSIBLE.

public preComponentLoad() : mixed

This event must be registered in the preComponentLoad-Hook definition file config/preComponentLoadHooks.yml.

preContentLoad()

Do something before content is loaded from DB

public preContentLoad(Page $page) : mixed

USE CAREFULLY, DO NOT DO ANYTHING COSTLY HERE! CALCULATE YOUR STUFF AS LATE AS POSSIBLE

Parameters
$page : Page

The resolved page

preContentParse()

Do something before a module is loaded

public preContentParse(Page $page) : mixed

This method is called only if any module gets loaded for content parsing USE CAREFULLY, DO NOT DO ANYTHING COSTLY HERE! CALCULATE YOUR STUFF AS LATE AS POSSIBLE

Parameters
$page : Page

The resolved page

preFinalize()

Do something before main template gets parsed

public preFinalize(Sigma $template) : mixed

USE CAREFULLY, DO NOT DO ANYTHING COSTLY HERE! CALCULATE YOUR STUFF AS LATE AS POSSIBLE

Parameters
$template : Sigma

The main template

preInit()

Do something before system initialization

public preInit(Cx $cx) : mixed

USE CAREFULLY, DO NOT DO ANYTHING COSTLY HERE! CALCULATE YOUR STUFF AS LATE AS POSSIBLE. This event must be registered in the preInit-Hook definition file config/preInitHooks.yml.

Parameters
$cx : Cx

The instance of \Cx\Core\Core\Controller\Cx

preResolve()

Do something before resolving is done

public preResolve(Url $request) : mixed

USE CAREFULLY, DO NOT DO ANYTHING COSTLY HERE! CALCULATE YOUR STUFF AS LATE AS POSSIBLE

Parameters
$request : Url

The URL object for this request

registerEventListeners()

Register your event listeners here

public registerEventListeners() : mixed

USE CAREFULLY, DO NOT DO ANYTHING COSTLY HERE! CALCULATE YOUR STUFF AS LATE AS POSSIBLE. Keep in mind, that you can also register your events later. Do not do anything else here than initializing your event listeners and list statements like $this->cx->getEvents()->addEventListener($eventName, $listener);

registerEvents()

Register your events here

public registerEvents() : mixed

Do not do anything else here than list statements like $this->cx->getEvents()->addEvent($eventName);

resolve()

Called for additional, component specific resolving

public resolve(array<string|int, mixed> $parts, Page $page) : mixed

If /en/Path/to/Page is the path to a page for this component a request like /en/Path/to/Page/with/some/parameters will give an array like array('with', 'some', 'parameters') for $parts PLEASE MAKE SURE THIS METHOD IS MOCKABLE. IT MAY ONLY INTERACT WITH adjustResponse() HOOK.

This may be used to redirect to another page

Parameters
$parts : array<string|int, mixed>

List of additional path parts

$page : Page

Resolved virtual page

setPublicIpAddress()

Set the public IP-address of this instance

public setPublicIpAddress(string $ipAddress) : void
Parameters
$ipAddress : string

Public IP-address

adjustFullyQualifiedClassName()

This makes sure a FQCN does not contain double backslashes

protected adjustFullyQualifiedClassName(string $className) : string
Parameters
$className : string

FQCN of a controller

Return values
string

Clean FQCN of a controller

executeDnsQuery()

Gets the response for a DNS query

protected executeDnsQuery(string $domain, string $type[, array<string|int, mixed> $nameservers = array() ]) : array<string|int, mixed>

A single record has the following keys: array( 'domain' => $domain, 'type' => $type, 'ttl' => , 'value' => , ) is the actual TTL of the record for authoritative queries, otherwise it's the TTL of the queried DNS server. is the value of the record as returned by DNS.

Additional fields may be set per record type.

This is the library abstraction layer of DNS resolving. See executeDnsQuery and executeDnsQueryAuthoritative.

Parameters
$domain : string

Domain name to query (e.g. "example.org")

$type : string

Result type (e.g. "A" or "TXT")

$nameservers : array<string|int, mixed> = array()

(optional) List of IPs as string to use as nameservers instead of default

Tags
todo

Implement all record types

throws
Exception

If a $type is requested that is not yet implemented

throws
DnsTimeoutException

If DNS queries reaches a timeout.

Return values
array<string|int, mixed>

List of matching records. See description.

executeDnsQueryAuthoritative()

Gets the response for a DNS query which might be authoritative

protected executeDnsQueryAuthoritative(string $domain, string $type[, bool $authoritative = false ][, bool $forceAuthoritative = false ][, array<string|int, mixed> &$additionalUsedRecords = array() ]) : array<string|int, mixed>

A single record has the following keys: array( 'domain' => $domain, 'type' => $type, 'authoritative' => $authoritative, 'ttl' => , 'value' => , ) is the actual TTL of the record for authoritative queries, otherwise it's the TTL of the queried DNS server. is the value of the record as returned by DNS.

Additional fields may be set per record type.

This is the recursion abstraction layer of DNS resolving. See getDnsResponse and executeDnsQuery.

Parameters
$domain : string

Domain name to query (e.g. "example.org")

$type : string

Result type (e.g. "A" or "TXT")

$authoritative : bool = false

(optional) If set to true an authoritative result is returned

$forceAuthoritative : bool = false

(optional) If set to true along with $authoritative, then an exception will be thrown if nameservers could not be resolved for authoritative results.

$additionalUsedRecords : array<string|int, mixed> = array()

(optional) Reference which will be filled with additional records that were used during resolving

Tags
todo

Implement all record types

throws
Exception

If $authoritative and $forceAuthoritative are both set to true, then if nameservers could not be resolved for authoritative results

throws
Exception

If a $type is requested that is not yet implemented

Return values
array<string|int, mixed>

List of matching records. See description.

getControllerClassName()

This finds the correct FQCN for a controller name

protected getControllerClassName(string $controllerClassShort) : string
Parameters
$controllerClassShort : string

Short name for controller

Return values
string

Fully qualified controller class name

initPublicIpAddress()

Initializes the public IP-address of this instance

protected initPublicIpAddress() : void

loadConfigFile()

Loads a config YAML file

protected loadConfigFile(string $filename) : array<string|int, mixed>
Parameters
$filename : string

Name of the file to load

Tags
throws
Exception

If the file could not be loaded correctly

Return values
array<string|int, mixed>

Loaded data


        
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