<?php
/*

============ appcuarium ============
									
Alfie ® Platform JS SDK

====== Apps outside the box.® ======

------------------------------------
Copyright © 2012-2014 Appcuarium
------------------------------------

apps@appcuarium.com
@author Sorin Gheata
@version 1.2.0
									
====================================

Alfie Weather JSON helper

*/
header( 'Content-type: application/json' );

// Load WP classes so we can translate the strings using WordPress native double underscore function.
require_once( '../../../wp-load.php' );

// Get the locale value from the AJAX call and convert it to short locale.
$locale = substr( sanitize_text_field( $_GET[ 'locale' ] ), 0, -3 );

// Load the WPML global object.
global $sitepress;

//Change language to call language if WMPL is active.
if ( $sitepress ) {

    $sitepress->switch_lang( $locale, true );

}

// Load textomain locally
load_plugin_textdomain( 'alfie_wp_weather', false, dirname( plugin_basename( __FILE__ ) ) . '/lang/' );

// Create date to append to the API call URL so it caches for an hour.
$random = date( 'Ymdh' );

// Get the location.
$woeid = sanitize_text_field( $_GET[ 'woeid' ] );

// Get the temperature unit.
$u = sanitize_text_field( $_GET[ 'unit' ] );

// Properly encode the query to the Yahoo! database.
$q = rawurlencode( "select * from weather.forecast where woeid in('$woeid') and u='$u'" );

// Build the query URL.
$api = "http://query.yahooapis.com/v1/public/yql?q=" . $q . "&rnd=" . $random . "&format=json";

// Get the JSON encoded response from Yahoo! API.
$json = file_get_contents( $api, 0, null, null );

// Decode the response so we can translate the condition codes and week days.
$decoded = json_decode( $json );

// Make the variable base.
$object = $decoded->query->results->channel;

// Function that translates the names of the week days returned by Yahoo!.
function translate_day( $dayname ) {

    switch ( $dayname ) {

        case 'Sun':
            $dayname = __( 'Sunday', 'alfie_wp_weather' );
            break;

        case 'Mon':
            $dayname = __( 'Monday', 'alfie_wp_weather' );
            break;

        case 'Tue':
            $dayname = __( 'Tuesday', 'alfie_wp_weather' );
            break;

        case 'Wed':
            $dayname = __( 'Wednesday', 'alfie_wp_weather' );
            break;

        case 'Thu':
            $dayname = __( 'Thursday', 'alfie_wp_weather' );
            break;

        case 'Fri':
            $dayname = __( 'Friday', 'alfie_wp_weather' );
            break;

        case 'Sat':
            $dayname = __( 'Saturday', 'alfie_wp_weather' );
            break;

    }

    return $dayname;
}

// Function to translate the returned condition names.
function translate_condition( $condition ) {

    // Condition codes are integers...
    switch ( $condition ) {

        case 0:
            $condition = __( 'Tornado', 'alfie_wp_weather' );
            break;

        case 1:
            $condition = __( 'Tropical Storm', 'alfie_wp_weather' );
            break;

        case 2:
            $condition = __( 'Hurricane', 'alfie_wp_weather' );
            break;

        case 3:
            $condition = __( 'Severe Thunderstorms', 'alfie_wp_weather' );
            break;

        case 4:
            $condition = __( 'Thunderstorms', 'alfie_wp_weather' );
            break;

        case 5:
            $condition = __( 'Mixed Rain and Snow', 'alfie_wp_weather' );
            break;

        case 6:
            $condition = __( 'Mixed Rain and Sleet', 'alfie_wp_weather' );
            break;

        case 7:
            $condition = __( 'Mixed Snow and Sleet', 'alfie_wp_weather' );
            break;

        case 8:
            $condition = __( 'Freezing Drizzle', 'alfie_wp_weather' );
            break;

        case 9:
            $condition = __( 'Drizzle', 'alfie_wp_weather' );
            break;

        case 10:
            $condition = __( 'Freezing Rain', 'alfie_wp_weather' );
            break;

        case 11:
            $condition = __( 'Showers', 'alfie_wp_weather' );
            break;

        case 12:
            $condition = __( 'Showers', 'alfie_wp_weather' );
            break;

        case 13:
            $condition = __( 'Snow Flurries', 'alfie_wp_weather' );
            break;

        case 14:
            $condition = __( 'Light Snow Showers', 'alfie_wp_weather' );
            break;

        case 15:
            $condition = __( 'Blowing Snow', 'alfie_wp_weather' );
            break;

        case 16:
            $condition = __( 'Snow', 'alfie_wp_weather' );
            break;

        case 17:
            $condition = __( 'Hail', 'alfie_wp_weather' );
            break;

        case 18:
            $condition = __( 'Sleet', 'alfie_wp_weather' );
            break;

        case 19:
            $condition = __( 'Dust', 'alfie_wp_weather' );
            break;

        case 20:
            $condition = __( 'Foggy', 'alfie_wp_weather' );
            break;

        case 21:
            $condition = __( 'Haze', 'alfie_wp_weather' );
            break;

        case 22:
            $condition = __( 'Smoky', 'alfie_wp_weather' );
            break;

        case 23:
            $condition = __( 'Blustery', 'alfie_wp_weather' );
            break;

        case 24:
            $condition = __( 'Windy', 'alfie_wp_weather' );
            break;

        case 25:
            $condition = __( 'Cold', 'alfie_wp_weather' );
            break;

        case 26:
            $condition = __( 'Cloudy', 'alfie_wp_weather' );
            break;

        case 27:
            $condition = __( 'Mostly Cloudy', 'alfie_wp_weather' );
            break;

        case 28:
            $condition = __( 'Mostly Cloudy', 'alfie_wp_weather' );
            break;

        case 29:
            $condition = __( 'Partly Cloudy', 'alfie_wp_weather' );
            break;

        case 30:
            $condition = __( 'Partly Cloudy', 'alfie_wp_weather' );
            break;

        case 31:
            $condition = __( 'Clear', 'alfie_wp_weather' );
            break;

        case 32:
            $condition = __( 'Sunny', 'alfie_wp_weather' );
            break;

        case 33:
            $condition = __( 'Fair', 'alfie_wp_weather' );
            break;

        case 34:
            $condition = __( 'Fair', 'alfie_wp_weather' );
            break;

        case 35:
            $condition = __( 'Mixed Rain and Hail', 'alfie_wp_weather' );
            break;

        case 36:
            $condition = __( 'Hot', 'alfie_wp_weather' );
            break;

        case 37:
            $condition = __( 'Isolated Thunderstorms', 'alfie_wp_weather' );
            break;

        case 38:
            $condition = __( 'Scattered Thunderstorms', 'alfie_wp_weather' );
            break;

        case 39:
            $condition = __( 'Scattered Thunderstorms', 'alfie_wp_weather' );
            break;

        case 40:
            $condition = __( 'Scattered Showers', 'alfie_wp_weather' );
            break;

        case 41:
            $condition = __( 'Heavy Snow', 'alfie_wp_weather' );
            break;

        case 42:
            $condition = __( 'Scattered Snow Showers', 'alfie_wp_weather' );
            break;

        case 43:
            $condition = __( 'Heavy Snow', 'alfie_wp_weather' );
            break;

        case 44:
            $condition = __( 'Partly Cloudy', 'alfie_wp_weather' );
            break;

        case 45:
            $condition = __( 'Thundershowers', 'alfie_wp_weather' );
            break;

        case 46:
            $condition = __( 'Snow Showers', 'alfie_wp_weather' );
            break;

        case 47:
            $condition = __( 'Isolated Thundershowers', 'alfie_wp_weather' );
            break;

        case 3200:
            $condition = __( 'Not Available', 'alfie_wp_weather' );
            break;


    }

    return $condition;
}

// Rebuild the array, including now the localized values.
$result = array(
    'data' => array(
        'woeid' => $woeid,
        'title' => $object->title,
        'link' => $object->link,
        'description' => $object->description,
        'language' => $object->language,
        'lastBuildDate' => $object->lastBuildDate,
        'ttl' => $object->ttl,
        'location' => array(
            'city' => $object->location->city,
            'country' => $object->location->country
        ),
        'units' => array(
            'distance' => $object->units->distance,
            'pressure' => $object->units->pressure,
            'speed' => $object->units->speed,
            'temperature' => $object->units->temperature
        ),
        'wind' => array(
            'chill' => $object->wind->chill,
            'direction' => $object->wind->direction,
            'speed' => $object->wind->speed
        ),
        'atmosphere' => array(
            'humidity' => $object->atmosphere->humidity,
            'pressure' => $object->atmosphere->pressure,
            'rising' => $object->atmosphere->rising,
            'visibility' => $object->atmosphere->visibility
        ),
        'astronomy' => array(
            'sunrise' => $object->astronomy->sunrise,
            'sunset' => $object->astronomy->sunset
        ),
        'image' => array(
            'title' => $object->image->title,
            'width' => $object->image->width,
            'height' => $object->image->height,
            'link' => $object->image->link,
            'url' => $object->image->url
        ),
        'item' => array(
            'title' => $object->item->title,
            'lat' => $object->item->lat,
            'long' => $object->item->long,
            'link' => $object->item->link,
            'pubDate' => $object->item->pubDate,
            'condition' => array(
                'code' => $object->item->condition->code,
                'date' => $object->item->condition->date,
                'temp' => $object->item->condition->temp,
                'text' => translate_condition( $object->item->condition->code )
            ),
            'description' => $object->item->description,
            'forecast' => array(
                'today' => array(
                    'code' => $object->item->forecast[ 0 ]->code,
                    'date' => $object->item->forecast[ 0 ]->date,
                    'day' => translate_day( $object->item->forecast[ 0 ]->day ),
                    'high' => $object->item->forecast[ 0 ]->high,
                    'low' => $object->item->forecast[ 0 ]->low,
                    'text' => translate_condition( $object->item->forecast[ 0 ]->code )
                ),
                'tomorrow' => array(
                    'code' => $object->item->forecast[ 1 ]->code,
                    'date' => $object->item->forecast[ 1 ]->date,
                    'day' => translate_day( $object->item->forecast[ 1 ]->day ),
                    'high' => $object->item->forecast[ 1 ]->high,
                    'low' => $object->item->forecast[ 1 ]->low,
                    'text' => translate_condition( $object->item->forecast[ 1 ]->code )
                ),
            ),
            'guid' => array(
                'isPermaLink' => $object->item->guid->isPermaLink,
                'content' => $object->item->guid->content
            )
        )
    )
);
// Encode the array.
echo( json_encode( $result ) );

// Done.