public object NearByPlaces(RequestNearByPlaces req)
{
ValidationResponse<List<Place>> nearPlacesResp = new ValidationResponse<List<Place>>();
if (string.IsNullOrEmpty(req.Place))
{
nearPlacesResp.Errors.Add("place name", "place name can not be empty");
return Json(nearPlacesResp);
}
if (req.Distance < 0 || req.Distance > 10000)
{
nearPlacesResp.Errors.Add("distance limit", "distanse can be only between 0.1 and 10 km");
return Json(nearPlacesResp);
}
try
{
using (GooglePlacesClient placesClient = new GooglePlacesClient())
{
ValidationResponse<List<Place>> placesResp = placesClient.GetPlacesByQuery(new ReqQueryPlaces()
{
query = req.Place
});
if (!placesResp.Obj.IsNullOrEmpty())
{
Place pl = placesResp.Obj.FirstOrDefault();
nearPlacesResp = placesClient.GetNearByPlaces(new ReqNearByPlaces()
{
location = pl.geometry.location.lat + "," + pl.geometry.location.lng,
radius = req.Distance, // req.Rankby == RankBy.distance ? new Nullable<int>() : req.Distance,
keyword = req.Keywords
//rankby = req.Rankby.ToString()
});
if (nearPlacesResp.IsValid && !nearPlacesResp.Obj.IsNullOrEmpty())
{
return Json(new { IsValid = true, NearByPlaces = nearPlacesResp.Obj, CenterPlace = pl });
}
}
else
{
return Json(placesResp);
}
}
}
catch (Exception ex)
{
LogHandler.WriteLog("Place controller NearByPlaces error", "", ex, Level.Error);
nearPlacesResp.Errors.Add("Unexpected error", "Unexpected error " + ex.Message);
}
return Json(nearPlacesResp);
}
static void Main(string[] args)
{
Console.WriteLine("=== Google Places API Client ===\n");
Console.WriteLine("API key : ");
string apiKey = Console.ReadLine();
Console.WriteLine("Search spot latitude : ");
string latitude = Console.ReadLine();
Console.WriteLine("Search spot longitude : ");
string longitude = Console.ReadLine();
Console.WriteLine("Search radius (meter) : ");
string radius = Console.ReadLine();
Console.WriteLine("Search type : ");
string type = Console.ReadLine();
Console.WriteLine("Name filter (optional) : ");
string name = Console.ReadLine();
Console.WriteLine("Search language (optional) : ");
string language = Console.ReadLine();
Console.WriteLine("Result file name : ");
string filepath = Environment.GetFolderPath(Environment.SpecialFolder.Desktop) + @"\" + Console.ReadLine() + ".xlsx";
if (File.Exists(filepath))
{
Console.WriteLine("File exists already, change file name");
throw new Exception("File exists already, change file name");
}
Console.WriteLine("\n=== ATTENTION : The API returns 20 results per call, Google allows only 45 calls per day===");
Console.WriteLine("API calls number : ");
int nb = int.Parse(Console.ReadLine());
if (nb > 45)
{
Console.WriteLine("More than 45 calls required.");
throw new Exception("More than 45 calls required.");
}
var places = new List <PlaceDetail>();
var client = new GooglePlacesClient(apiKey, latitude, longitude, radius, type, name, language);
Task.Run(async() =>
{
string token = null;
while (nb > 0)
{
try
{
var temp = await client.GetPlaceDetailList(token);
token = temp.Key;
places.AddRange(temp.Value);
}
catch (Exception e)
{
throw e;
}
nb--;
}
}).Wait();
Application excel = new Application
{
DisplayAlerts = false
};
excel.Workbooks.Add();
Worksheet worksheet = (Worksheet)excel.ActiveSheet;
worksheet.Cells[1, "A"] = "Name";
worksheet.Cells[1, "B"] = "Address";
worksheet.Cells[1, "C"] = "Url";
worksheet.Cells[1, "D"] = "Telephone";
worksheet.Cells[1, "E"] = "Website";
worksheet.Cells[1, "F"] = "Rating";
worksheet.Cells[1, "G"] = "Location";
worksheet.Cells[1, "H"] = "Types";
Console.WriteLine("Copying the contents to Excel");
int rowIndex = 3;
foreach (var place in places)
{
worksheet.Cells[rowIndex, "A"] = place.Name;
worksheet.Cells[rowIndex, "B"] = place.Vicinity;
worksheet.Cells[rowIndex, "C"] = place.Url;
worksheet.Cells[rowIndex, "D"] = place.International_phone_number;
worksheet.Cells[rowIndex, "E"] = place.Website;
worksheet.Cells[rowIndex, "F"] = place.Rating;
worksheet.Cells[rowIndex, "G"] = place.Geometry.Location.Lat + "," + place.Geometry.Location.Lng;
worksheet.Cells[rowIndex, "H"] = string.Join(",", place.Types);
rowIndex++;
//Console.Write("List Title: {0}", list.Title);
//Console.WriteLine("\t"+"Item Count:"+list.ItemCount);
}
worksheet.Cells[rowIndex + 2, "A"] = "Web Request : " + client.Request;
worksheet.SaveAs(filepath);
Console.WriteLine("Export Completed : " + filepath);
Console.ReadLine();
excel.Quit();
GC.Collect();
}
public static ValidationResponse<PlaceSummary> PrepareSummary(string placeIDToSummarize, string mainPlaceNearByName, string lang = "en")
{
ValidationResponse<PlaceSummary> response = new ValidationResponse<PlaceSummary>();
if (string.IsNullOrEmpty(placeIDToSummarize))
{
throw new ArgumentException("placeIDToSummarize");
}
PlaceSummary summary;
string cacheKey = "Summary-" + placeIDToSummarize + "-" + lang;
if (HttpContext.Current.Cache[cacheKey] != null)
{
summary = HttpContext.Current.Cache[cacheKey] as PlaceSummary;
if (summary != null)
{
response.Obj = summary;
return response;
}
}
summary = new PlaceSummary(placeIDToSummarize);
// step 0 - gt place details from places api.
using (GooglePlacesClient placesClient = new GooglePlacesClient())
{
var placeRes = placesClient.GetPlacesDetails(new ReqPlaceDetails()
{
placeid = summary.PlaceIDToSummarize,
language = lang
});
if (placeRes.Obj != null)
{
summary.Place = placeRes.Obj;
}
else
{
foreach (var error in placeRes.Errors)
{
response.Errors.Add(error.Key, error.Value);
}
}
}
if (summary.Place != null)
{
// step 2 - Create summary
summary.MainSummaryText = summary.Place.name;
summary.MainSummarySources = new List<string>();
using (AylienClient summClient = new AylienClient())
{
ReqSummarise summReq = new ReqSummarise();
summReq.sentences_number = 6;
summReq.language = "auto";
List<string> summarizedArticles = new List<string>();
string SourcesToSummarizeNumberStr = System.Configuration.ConfigurationManager.AppSettings["SourcesToSummarizeNumber"];
short SourcesToSummarizeNumber;
Int16.TryParse(SourcesToSummarizeNumberStr, out SourcesToSummarizeNumber);
if (SourcesToSummarizeNumber == 0)
{
SourcesToSummarizeNumber = 3;
}
// Try to retrieve summary from place website
if (!string.IsNullOrEmpty(summary.Place.website))
{
summReq.url = summary.Place.website;
var summResp = summClient.Summarise(summReq);
if (summResp.Obj != null && summResp.Obj.sentences != null && summResp.Obj.sentences.Count > 0)
{
summarizedArticles.Add(string.Join(" ", summResp.Obj.sentences));
summary.MainSummarySources.Add(summary.Place.website);
}
}
// Try to retrieve summary from google search results
// Google search
List<Result> googleSearchResults = null;
using (GoogleSearchClient clWebPages = new GoogleSearchClient())
{
ReqGoogleSearch req = new ReqGoogleSearch();
req.q = summary.Place.name + ", " + mainPlaceNearByName;
req.hl = lang;
req.lr = "lang_" + lang;
var googleSearchResultsResp = clWebPages.GetSearchResults(req);
if (googleSearchResultsResp.Obj != null && googleSearchResultsResp.Obj.Items != null && googleSearchResultsResp.Obj.Items.Count > 0)
{
googleSearchResults = googleSearchResultsResp.Obj.Items.ToList();
}
}
// Summaries from search results
if (googleSearchResults != null && googleSearchResults.Count > 0)
{
int maxResultsToSearchIn = 4;
for (int i = 0; i < googleSearchResults.Count
&& i < maxResultsToSearchIn
&& summarizedArticles.Count < SourcesToSummarizeNumber
&& !summary.MainSummarySources.Contains(googleSearchResults[i].Link)
; i++)
{
summReq.url = googleSearchResults[i].Link;
var summResp = summClient.Summarise(summReq);
if (summResp.Obj != null && summResp.Obj.sentences != null && summResp.Obj.sentences.Count > 0)
{
summarizedArticles.Add(string.Join(" ", summResp.Obj.sentences));
summary.MainSummarySources.Add(googleSearchResults[i].Link);
}
}
}
// Summarise all summaries to one big summary.
if (summarizedArticles.Count > 0)
{
ReqSummarise summFuncReq = new ReqSummarise();
summFuncReq.title = summary.Place.name;
summFuncReq.text = string.Join("\n\r\\s", summarizedArticles.OrderByDescending(s => s.Length)); // Combine all summarized articles.
summFuncReq.sentences_number = 5;
var summFuncResp = summClient.Summarise(summFuncReq);
if (summFuncResp.Obj != null && summFuncResp.Obj.sentences != null && summFuncResp.Obj.sentences.Count > 0)
{
summary.MainSummaryText = string.Join(" ", summFuncResp.Obj.sentences);
}
else
{
// fallback just print combined text.
summary.MainSummaryText = summFuncReq.text;
}
}
}
// step 3 - Retrieve images
using (GoogleSearchClient clImages = new GoogleSearchClient())
{
ReqGoogleSearch req = new ReqGoogleSearch();
req.q = summary.Place.name + ", " + mainPlaceNearByName;
req.searchType = PlacesIR.GoogleSearch.ReqGoogleSearch.SearchTypeEnum.image;
req.hl = lang;
var imgResp = clImages.GetSearchResults(req);
if (imgResp.Obj != null && imgResp.Obj.Items != null)
{
foreach (var item in imgResp.Obj.Items)
{
Image img = new Image();
img.title = item.Title;
img.url = item.Link;
img.thumb_url = item.Image.ThumbnailLink;
summary.Images.Add(img);
}
}
}
// step 4 - Retrieve videos
using (YouTubeClient YouTubeClient = new YouTubeClient())
{
ReqSearch req = new ReqSearch();
req.q = summary.Place.name + ", " + mainPlaceNearByName;
req.relevanceLanguage = lang;
var youResp = YouTubeClient.GetSearchResults(req);
if (youResp.Obj != null && youResp.Obj.items != null)
{
summary.Videos = youResp.Obj.items;
}
}
// step 5 - get prices if available.
// TODO Retrieve prices if available
HttpRuntime.Cache.Insert(cacheKey, summary, null, DateTime.Now.AddHours(4), TimeSpan.Zero);
}
response.Obj = summary;
return response;
}
