LGV_TZ_Lookup_Loader Class Reference

Inheritance diagram for LGV_TZ_Lookup_Loader:

Collaboration diagram for LGV_TZ_Lookup_Loader:

Public Member Functions
	__construct ($inDBObject)

Static Public Member Functions
static	listener_action ( $inItem)

Static Public Attributes
static	$db_object

Static Private Member Functions
static	_extract_entity ($tzid, $coords_array)
static	_process_entity ($inEntity)
static	_update_coords ( $current, $next)

Detailed Description

This class is a mainly static class that will process the main data file, and initialize the database.

It extends the streamer's GeoJSON listener class.

It will not require any constructor data, and will set itself up.

Definition at line 54 of file LGV_TZ_Lookup_Loader.class.php.

Constructor & Destructor Documentation

__construct()

LGV_TZ_Lookup_Loader::__construct

(

$inDBObject

)

The constructor.

Parameters

$inDBObject

An initialized database instance for this handler.

Definition at line 66 of file LGV_TZ_Lookup_Loader.class.php.

Member Function Documentation

_extract_entity()

LGV_TZ_Lookup_Loader::_extract_entity ( $tzid, $coords_array )

staticprivate

This function generates a new entity, based on the given time zone ID, and the polygon array.

Returns

: A new instance of LGV_TZ_Lookup_Entity.

Parameters

$tzid	This is the standard TZ time zone designator that applies to this entity.
$coords_array	This is the exact polygon for this entitye.

Definition at line 125 of file LGV_TZ_Lookup_Loader.class.php.

_process_entity()

LGV_TZ_Lookup_Loader::_process_entity ( $inEntity )

staticprivate

This processes one new entity, after we have parsed it.

Parameters

$inEntity

The new entity to be processed.

Definition at line 96 of file LGV_TZ_Lookup_Loader.class.php.

Referenced by listener_action().

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_update_coords()

LGV_TZ_Lookup_Loader::_update_coords ( $current, $next )

staticprivate

This function simply compares the given long ([0], and lat ([1]) against the current values, and extends an edge, if necessary.

This is designed to be a reduce handler, with the current value, and the new value, passed in, returning a new current value.

Returns

a new domain rect, as an associative array.

Parameters

$current	This is the current domain rect. It contains the maximums for East, West, North, and South, in an associative array.
$next	This is the next value of the long lat. It is a simple 2-element floating point array, with [0] being the longitude, and [1] being the latitude.

Definition at line 109 of file LGV_TZ_Lookup_Loader.class.php.

listener_action()

LGV_TZ_Lookup_Loader::listener_action ( $inItem )

static

This is the action that is called by the JSON streamer.

Parameters

$inItem

The element of the JSON file being parsed. This is one geographic area for the time zone.

Definition at line 79 of file LGV_TZ_Lookup_Loader.class.php.

References _process_entity().

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Member Data Documentation

$db_object

LGV_TZ_Lookup_Loader::$db_object

static

The database object we're accessing. It's static, because that makes it easy to get in the callback.

Definition at line 60 of file LGV_TZ_Lookup_Loader.class.php.

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The documentation for this class was generated from the following file:

• src/Sources/LGV_TZ_Lookup_Loader.class.php