yr-forecast

Yr Forecast

Table of content

1. App
   1. Yr
      1. Forecast
         1. Location Get information about the location,such as name, timezone and geodata
         2. Tabular
            1. Time
               1. AbstractUnit Time-object entity should inherit this
               2. CustomUnit
               3. DiffInterface Defines that an entity can be checked for differencesagains another entity.
               4. Pressure Airpressure
               5. Symbol Contains the sky data, e.g «Clody» etc
               6. Temperature Temperature
               7. WindDirection Wind direction
               8. WindSpeed Wind speed
            2. Statistics Make simple statistic on analysed time objects,such as highest/lowest wind speed and temperature,average wind speed and temperature etc.
            3. Time Forecast data witin a time period
            4. Variations Removes superfluous forecast data in an Time-objectonly storing changes.
         3. Tabular Holds the forecast data in Time-objects.
      2. Forecast Read forecast data from Yr.no for a specific location.

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Documentation

App

• App\Yr
• App\Yr\Forecast
• App\Yr\Forecast\Tabular
• App\Yr\Forecast\Tabular\Time

App\Yr

Classes

Forecast App\Yr

• Class is final

Read forecast data from Yr.no for a specific location.

Disclaimer: To use this package you are required to print the credits from the method getCredit()

Methods

Name	Return	Access	Description
__construct		public
getLocation	Location	public	Returns the location data for the forecast
getCredit	array	final public	Return the credit to Yr.no, Meterogical Institute and NRK
getSunrise	ateTimeImmutable	public	Returns the time when the sun rise for the location
getSunset	ateTimeImmutable	public	Returns the time when the sun sets for the location
getLinks	enerator	public	Returns links for forecasts in other formats
getLastUpdate	ateTimeImmutable	public	Return the time when this forecast was last update
getNextUpdate	ateTimeImmutable	public	Return the time when this forecast will update next
getTabular	Tabular	public	Get the forecast data

Method details

__construct App\Yr\Forecast

public function __construct(string $url);

Parameters

Type	Variable	Description
string	$url	The XML url to load data from

---

getLocation App\Yr\Forecast

public function getLocation();

Returns the location data for the forecast

Returns: Location

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getCredit App\Yr\Forecast

final public function getCredit();

Return the credit to Yr.no, Meterogical Institute and NRK

Returns: array

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getSunrise App\Yr\Forecast

public function getSunrise();

Returns the time when the sun rise for the location

Returns: ateTimeImmutable

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getSunset App\Yr\Forecast

public function getSunset();

Returns the time when the sun sets for the location

Returns: ateTimeImmutable

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getLinks App\Yr\Forecast

public function getLinks();

Returns links for forecasts in other formats

Returns: enerator

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getLastUpdate App\Yr\Forecast

public function getLastUpdate();

Return the time when this forecast was last update

Returns: ateTimeImmutable

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getNextUpdate App\Yr\Forecast

public function getNextUpdate();

Return the time when this forecast will update next

Returns: ateTimeImmutable

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getTabular App\Yr\Forecast

public function getTabular();

Get the forecast data

Returns: Tabular

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App\Yr\Forecast

Classes

Location App\Yr\Forecast

• Class is final

Get information about the location, such as name, timezone and geodata

Methods

Name	Return	Access	Description
__construct		public
getName	string	public	Get the location name, e.g «Tromsø»
getType	string	public	Get the location type, e.g «City - large town»
getCountry	string	public	Get the location country
getTimeZone	ateTimeZone	public	Get the location timezone
getGeoData	array	public	Returns the geodata, in the format[ 'lat' => (float), 'lng' => (float), 'alt' => (float),]

Method details

__construct App\Yr\Forecast\Location

public function __construct(SimpleXMLElement $xml);

Parameters

Type	Variable	Description
SimpleXMLElement	$xml	The xml-part containing the location data

---

getName App\Yr\Forecast\Location

public function getName();

Get the location name, e.g «Tromsø»

Returns: string

---

getType App\Yr\Forecast\Location

public function getType();

Get the location type, e.g «City - large town»

Returns: string

---

getCountry App\Yr\Forecast\Location

public function getCountry();

Get the location country

Returns: string

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getTimeZone App\Yr\Forecast\Location

public function getTimeZone();

Get the location timezone

Returns: ateTimeZone

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getGeoData App\Yr\Forecast\Location

public function getGeoData();

Returns the geodata, in the format

[
     'lat' => (float),
     'lng' => (float),
     'alt' => (float),
]

Returns: array

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Tabular App\Yr\Forecast

• Class implementsIteratorAggregate

Holds the forecast data in Time-objects.

Use the getBetween option to limit the results.

Class also makes a simple statistic on the forecast for the periode and a variation that will exclude repetitive forecast data.

Methods

Name	Return	Access	Description
__construct		public
addTime	Tabular	protected	Add a Time-object to the tabular
getStatistics	Statistics	public	Get statistics for the Time-object collection
getVariations	Variations	public	Remove superfluous weather data.
getBetween	Tabular	public	Filter data between a certain periode, e.g$forcast->between( $forcast->getSunset(), $forecast->getSunrise()->add( new \DateInterval('P1D') ));to only show from sunset today unti sunrise tomorrow
getIterator	enerator	public	{@inheritDoc}

Method details

__construct App\Yr\Forecast\Tabular

public function __construct(SimpleXMLElement null $xml);

Parameters

Type	Variable	Description
SimpleXMLElement null	$xml	The xml part holding the time objects, can be null

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addTime App\Yr\Forecast\Tabular

protected function addTime(Time $time);

Add a Time-object to the tabular

Parameters

Type	Variable	Description
Time	$time	None

Returns: Tabular

---

getStatistics App\Yr\Forecast\Tabular

public function getStatistics();

Get statistics for the Time-object collection

Returns: Statistics

---

getVariations App\Yr\Forecast\Tabular

public function getVariations();

Remove superfluous weather data.

Checks if the data in the Time-object differs from the current Time-object and returns the unique data

Returns: Variations

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getBetween App\Yr\Forecast\Tabular

public function getBetween(DateTimeInterface $from, DateTimeInterface $until);

Filter data between a certain periode, e.g

$forcast->between(
 $forcast->getSunset(),
 $forecast->getSunrise()->add(
     new \DateInterval('P1D')
 )
);

to only show from sunset today unti sunrise tomorrow

Parameters

Type	Variable	Description
DateTimeInterface	$from	None
DateTimeInterface	$until	None

Returns: Tabular

---

getIterator App\Yr\Forecast\Tabular

public function getIterator();

{@inheritDoc}

Returns: enerator

---

App\Yr\Forecast\Tabular

Classes

Statistics App\Yr\Forecast\Tabular

Make simple statistic on analysed time objects, such as highest/lowest wind speed and temperature, average wind speed and temperature etc.

Methods

Name	Return	Access	Description
__construct		public
analyse	Statistics	public	Analyse a single Time-object
getAverageTemperature	AbstractUnit	public
getAverageWindSpeed	AbstractUnit	public

Method details

__construct App\Yr\Forecast\Tabular\Statistics

public function __construct();

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analyse App\Yr\Forecast\Tabular\Statistics

public function analyse(Time $t);

Analyse a single Time-object

Parameters

Type	Variable	Description
Time	$t	The time object.

Returns: Statistics

---

getAverageTemperature App\Yr\Forecast\Tabular\Statistics

public function getAverageTemperature();

Returns: AbstractUnit

---

getAverageWindSpeed App\Yr\Forecast\Tabular\Statistics

public function getAverageWindSpeed();

Returns: AbstractUnit

---

Time App\Yr\Forecast\Tabular

• Class is final
• Class implementsIteratorAggregate

Forecast data witin a time period

Methods

Name	Return	Access	Description
__construct		public
getPeriod	int	public	Returns the which index in the forecastits for.
getFrom	ateTimeImmutable	public	Returns the time this forecast is from
getUntil	ateTimeImmutable	public	Returns the time this forecast is to/until.
getSymbol	Symbol	public	Returns the «symbol» (e.g Clody etc)
getWindDirection	WindDirection	public	Returns the wind direction
getWindSpeed	WindSpeed	public	Returns the wind speed
getTemperature	Temperature	public	Returns the temperature
getPressure	Pressure	public	Returns the pressure
getIterator	enerator	public	{@inheritDoc}
__toString	string	public

Method details

__construct App\Yr\Forecast\Tabular\Time

public function __construct(SimpleXMLElement $xml);

Parameters

Type	Variable	Description
SimpleXMLElement	$xml	The xml holding the time-object

---

getPeriod App\Yr\Forecast\Tabular\Time

public function getPeriod();

Returns the which index in the forecast its for.

Returns: int

---

getFrom App\Yr\Forecast\Tabular\Time

public function getFrom();

Returns the time this forecast is from

Returns: ateTimeImmutable

---

getUntil App\Yr\Forecast\Tabular\Time

public function getUntil();

Returns the time this forecast is to/until.

Returns: ateTimeImmutable

---

getSymbol App\Yr\Forecast\Tabular\Time

public function getSymbol();

Returns the «symbol» (e.g Clody etc)

Returns: Symbol

---

getWindDirection App\Yr\Forecast\Tabular\Time

public function getWindDirection();

Returns the wind direction

Returns: WindDirection

---

getWindSpeed App\Yr\Forecast\Tabular\Time

public function getWindSpeed();

Returns the wind speed

Returns: WindSpeed

---

getTemperature App\Yr\Forecast\Tabular\Time

public function getTemperature();

Returns the temperature

Returns: Temperature

---

getPressure App\Yr\Forecast\Tabular\Time

public function getPressure();

Returns the pressure

Returns: Pressure

---

getIterator App\Yr\Forecast\Tabular\Time

public function getIterator();

{@inheritDoc}

Returns: enerator

---

__toString App\Yr\Forecast\Tabular\Time

public function __toString();

Returns: string

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Variations App\Yr\Forecast\Tabular

Removes superfluous forecast data in an Time-object only storing changes.

Methods

Name	Return	Access	Description
__construct		public
getData	array	public	Returns the changes in the forecast

Method details

__construct App\Yr\Forecast\Tabular\Variations

public function __construct(array $t);

Parameters

Type	Variable	Description
array	$t	Array of Time-objects

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getData App\Yr\Forecast\Tabular\Variations

public function getData(callable $filterFn = null);

Returns the changes in the forecast

Parameters

Type	Variable	Description
callable	$filterFn	None

Returns: array

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App\Yr\Forecast\Tabular\Time

Classes

AbstractUnit App\Yr\Forecast\Tabular\Time

• Class is abstact
• Class implementsApp\Yr\Forecast\Tabular\Time\DiffInterface

Time-object entity should inherit this

Methods

Name	Return	Access	Description
__construct		public
transformClass	AbstractUnit	protected
add	AbstractUnit	public	Addition method
mul	AbstractUnit	public	Multiplication method
div	AbstractUnit	public	Divide method
getValue	float	public	Get the value
getUnit	string	public	Return the unit (e.g «degree»)
diff	int	public	Check for differences with another DiffInterface.
__toString	string	public

Method details

__construct App\Yr\Forecast\Tabular\Time\AbstractUnit

public function __construct(float $value, string $unit);

Parameters

Type	Variable	Description
float	$value	The value
string	$unit	The unit

---

transformClass App\Yr\Forecast\Tabular\Time\AbstractUnit

protected function transformClass(CustomUnit $cu);

Parameters

Type	Variable	Description
CustomUnit	$cu	None

Returns: AbstractUnit

---

add App\Yr\Forecast\Tabular\Time\AbstractUnit

public function add(AbstractUnit $with);

Addition method

Parameters

Type	Variable	Description
AbstractUnit	$with	Unit to add with

Returns: AbstractUnit

---

mul App\Yr\Forecast\Tabular\Time\AbstractUnit

public function mul(AbstractUnit $with);

Multiplication method

Parameters

Type	Variable	Description
AbstractUnit	$with	Unit to multiply with

Returns: AbstractUnit

---

div App\Yr\Forecast\Tabular\Time\AbstractUnit

public function div(AbstractUnit $with);

Divide method

Parameters

Type	Variable	Description
AbstractUnit	$with	Unit to divide with

Returns: AbstractUnit

---

getValue App\Yr\Forecast\Tabular\Time\AbstractUnit

public function getValue();

Get the value

Returns: float

---

getUnit App\Yr\Forecast\Tabular\Time\AbstractUnit

public function getUnit();

Return the unit (e.g «degree»)

Returns: string

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diff App\Yr\Forecast\Tabular\Time\AbstractUnit

public function diff(DiffInterface $d);

Check for differences with another DiffInterface.

The method should check that the objects is the same.

Parameters

Type	Variable	Description
DiffInterface	$d	None

Returns: int

---

__toString App\Yr\Forecast\Tabular\Time\AbstractUnit

public function __toString();

Returns: string

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CustomUnit App\Yr\Forecast\Tabular\Time

• Class extends App\Yr\Forecast\Tabular\Time\AbstractUnit
• Class implementsApp\Yr\Forecast\Tabular\Time\DiffInterface

Pressure App\Yr\Forecast\Tabular\Time

• Class extends App\Yr\Forecast\Tabular\Time\AbstractUnit
• Class implementsApp\Yr\Forecast\Tabular\Time\DiffInterface

Airpressure

Methods

Name	Return	Access	Description
__construct		public
isLowPressure	bool	public	Check if the pressure is below normal pressure
isHighPressure	bool	public	Check if the pressure is above normal pressure
diff	int	public	Check for differences with another DiffInterface.

Method details

__construct App\Yr\Forecast\Tabular\Time\Pressure

public function __construct(SimpleXMLElement $xml);

Parameters

Type	Variable	Description
SimpleXMLElement	$xml	XML containing the pressure

---

isLowPressure App\Yr\Forecast\Tabular\Time\Pressure

public function isLowPressure();

Check if the pressure is below normal pressure

Returns: bool

---

isHighPressure App\Yr\Forecast\Tabular\Time\Pressure

public function isHighPressure();

Check if the pressure is above normal pressure

Returns: bool

---

diff App\Yr\Forecast\Tabular\Time\Pressure

public function diff(DiffInterface $d);

Check for differences with another DiffInterface.

The method should check that the objects is the same.

Parameters

Type	Variable	Description
DiffInterface	$d	None

Returns: int

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Symbol App\Yr\Forecast\Tabular\Time

• Class implementsApp\Yr\Forecast\Tabular\Time\DiffInterface

Contains the sky data, e.g «Clody» etc

Methods

Name	Return	Access	Description
__construct		public
getNumber	int	public	Retuns the type identifier
getName	string	public	Returns the name, e.g «clody».
getVar	string	public	Return the var-variable
diff	int	public	Check for differences with another DiffInterface.
__toString	string	public

Method details

__construct App\Yr\Forecast\Tabular\Time\Symbol

public function __construct(SimpleXMLElement $xml);

Parameters

Type	Variable	Description
SimpleXMLElement	$xml	XML containing the symbol data

---

getNumber App\Yr\Forecast\Tabular\Time\Symbol

public function getNumber();

Retuns the type identifier

Returns: int

---

getName App\Yr\Forecast\Tabular\Time\Symbol

public function getName();

Returns the name, e.g «clody».

Returns: string

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getVar App\Yr\Forecast\Tabular\Time\Symbol

public function getVar();

Return the var-variable

Returns: string

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diff App\Yr\Forecast\Tabular\Time\Symbol

public function diff(DiffInterface $s);

Check for differences with another DiffInterface.

The method should check that the objects is the same.

Parameters

Type	Variable	Description
DiffInterface	$s	None

Returns: int

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__toString App\Yr\Forecast\Tabular\Time\Symbol

public function __toString();

Returns: string

---

Temperature App\Yr\Forecast\Tabular\Time

• Class extends App\Yr\Forecast\Tabular\Time\AbstractUnit
• Class implementsApp\Yr\Forecast\Tabular\Time\DiffInterface

Temperature

Methods

Name	Return	Access	Description
__construct		public

Method details

__construct App\Yr\Forecast\Tabular\Time\Temperature

public function __construct(SimpleXMLElement null $xml);

Parameters

Type	Variable	Description
SimpleXMLElement null	$xml	XML containing the temperature

---

WindDirection App\Yr\Forecast\Tabular\Time

• Class extends App\Yr\Forecast\Tabular\Time\AbstractUnit
• Class implementsApp\Yr\Forecast\Tabular\Time\DiffInterface

Wind direction

Methods

Name	Return	Access	Description
__construct		public
getName	string	public	Returns the wind direction in full,e.g «Northeast».
diff	int	public	Check for differences with another DiffInterface.

Method details

__construct App\Yr\Forecast\Tabular\Time\WindDirection

public function __construct(SimpleXMLElement $xml);

Parameters

Type	Variable	Description
SimpleXMLElement	$xml	XML element containing the wind direction

---

getName App\Yr\Forecast\Tabular\Time\WindDirection

public function getName();

Returns the wind direction in full, e.g «Northeast».

Returns: string

---

diff App\Yr\Forecast\Tabular\Time\WindDirection

public function diff(DiffInterface $d);

Check for differences with another DiffInterface.

The method should check that the objects is the same.

Parameters

Type	Variable	Description
DiffInterface	$d	None

Returns: int

---

WindSpeed App\Yr\Forecast\Tabular\Time

• Class extends App\Yr\Forecast\Tabular\Time\AbstractUnit
• Class implementsApp\Yr\Forecast\Tabular\Time\DiffInterface

Wind speed

Methods

Name	Return	Access	Description
__construct		public
convertTo	WindSpeed	public	Convert the wind speed to a different unit
getName	string	public	Returns the wind name, e.g «light breeze»
setName	WindSpeed	protected
diff	int	public	Check for differences with another DiffInterface.
__toString	string	public

Method details

__construct App\Yr\Forecast\Tabular\Time\WindSpeed

public function __construct(SimpleXMLElement $xml);

Parameters

Type	Variable	Description
SimpleXMLElement	$xml	XML containing the wind spedd

---

convertTo App\Yr\Forecast\Tabular\Time\WindSpeed

public function convertTo(string $unit);

Convert the wind speed to a different unit

Parameters

Type	Variable	Description
string	$unit	The unit to convert to, eg UNIT_FTS

Returns: WindSpeed

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getName App\Yr\Forecast\Tabular\Time\WindSpeed

public function getName();

Returns the wind name, e.g «light breeze»

Returns: string

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setName App\Yr\Forecast\Tabular\Time\WindSpeed

protected function setName(string $name);

Parameters

Type	Variable	Description
string	$name	None

Returns: WindSpeed

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diff App\Yr\Forecast\Tabular\Time\WindSpeed

public function diff(DiffInterface $e);

Check for differences with another DiffInterface.

The method should check that the objects is the same.

Parameters

Type	Variable	Description
DiffInterface	$e	None

Returns: int

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__toString App\Yr\Forecast\Tabular\Time\WindSpeed

public function __toString();

Returns: string

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Interfaces

DiffInterface App\Yr\Forecast\Tabular\Time

Defines that an entity can be checked for differences agains another entity.

Methods

Name	Return	Access	Description
diff	int	public	Check for differences with another DiffInterface.

Method details

diff App\Yr\Forecast\Tabular\Time\DiffInterface

public function diff(DiffInterface $e);

Check for differences with another DiffInterface.

The method should check that the objects is the same.

Parameters

Type	Variable	Description
DiffInterface	$e	The object to check agains

Returns: int

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