我正在使用LinkMaker獲取關於我正在播放的歌曲的iTunes詳細信息。 爲此,我發現LinkMaker能夠一次返回json數據和1個結果。
我使用這個網址來perfom我的查詢:
http://ax.phobos.apple.com.edgesuite.net/WebObjects/MZStoreServices.woa/wa/itmsSearch?lang=1&output=json&country=%@&term=%@&media=%@&limit=1「
下面是參數,你需要給:
> country : store country term : could
> contains artist name, song name, album
> media : music
對於爲例,如果你想有關於「U2」的歌曲「One」的詳細信息,請在此處輸入正確的網址:
http://ax.phobos.apple.com.edgesuite.net/WebObjects/MZStoreServices.woa/wa/itmsSearch?lang=1&output=json&country=US&term=U2%20one&media=music&limit=1
然後你會收到JSON數據是這樣的:
{
"resultCount":1,
"results": [
{"wrapperType":"track", "mediaType":"song", "artistName":"U2", "itemParentName":"Achtung Baby", "itemParentCensoredName":"Achtung Baby", "itemCensoredName":"One", "itemName":"One", "artistLinkUrl":"http://itunes.apple.com/us/artist/u2/id78500?uo=4", "artworkUrl60":"http://a1.phobos.apple.com/us/r1000/009/Features/32/9a/60/dj.mfynlttx.60x60-50.jpg", "artworkUrl100":"http://a1.phobos.apple.com/us/r1000/009/Features/32/9a/60/dj.mfynlttx.100x100-75.jpg", "country":"USA", "currency":"USD", "discCount":1, "discNumber":1, "itemExplicitness":"notExplicit", "itemLinkUrl":"http://itunes.apple.com/us/album/one/id368713?i=368617&uo=4", "itemPrice":"1.29000", "itemParentExplicitness":"notExplicit", "itemParentLinkUrl":"http://itunes.apple.com/us/album/one/id368713?i=368617&uo=4", "itemParentPrice":"9.99000", "previewUrl":"http://a1.phobos.apple.com/us/r1000/019/Music/b6/8c/c5/mzm.epegonxg.aac.p.m4a", "primaryGenreName":"Rock", "trackCount":12, "trackNumber":3, "trackTime":276042}]
}
你需要那麼這些JSON數據進行解碼。
NSDictionary *jsonResultsParsed = [jsonResults JSONValue];
終於得到你想要的東西:
NSDictionary *songDetailsDict = [[jsonResultsParsed objectForKey:@"results"] objectAtIndex:0];
如果要確定用戶的國家,你將需要確定使用的語言環境的國家,這裏是我使用的代碼:
- (NSString *)getUserCountry
{
NSLocale *locale = [NSLocale currentLocale];
return [locale objectForKey: NSLocaleCountryCode];
}
希望這會有所幫助。
蒂埃裏
編輯:最後一個文檔可用:
http://www.apple.com/itunes/affiliates/resources/documentation/itunes-store-web-service-search-api.html
感謝此使用示例。出於好奇,您是否總是在您的應用中使用美國商店,或者您是否根據用戶切換? – prendio2 2010-04-20 15:02:44
請看我更新的答案。 – thierryb 2010-04-20 15:06:23