JavaScript Object Notation (JSON), is a lightweight, human-readable data interchange format.

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190 views

SQL-query should return GeoJSON FeatureCollection

I'm trying to return a GeoJSON FeatureCollection object from a SQL-query with PostgreSQL 9.3 and PostGIS 2.1. This is my query so far: SELECT row_to_json(fc) AS p FROM (SELECT 'FeatureCollection' ...
0
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1answer
24 views

cartodb display json into table

I am new to cartodb and i don't understand how to populate a bootstrap table with my json data retreived using sql.execute: sql.execute("SELECT ...
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1answer
50 views

Python encoding error in ArcPy

I am writing a JSON file, as string input, using python, into a .json file in the file system. However I am getting the following error sometimes and I don't know why. Any ideas? ...
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2answers
79 views

IE8 problem with proj4.js

This problem is in IE8 and not in Firefox. My first problem was that IE8 don't support JSON natively and I get the "JSON is undefined". I solved this by including json2 or json3. Now JSON.parse ...
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1answer
26 views

Converting JSON to GeoJSON MultiPoint using `ogr.CreateGeometryFromJSON`

I am trying to convert a JSON array to a geom in Python, by first converting it to a GeoJSON. I have point coordinates in a JSON array, [{'lat':100.0, 'lng':0.0},{'lat':101.0, 'lng':1.0'}] that ...
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1answer
70 views

JSon on Google maps

Good morning everyone! I'm trying to show a .json layer on Google Maps. This is the example that I'm using.... got it from google. <!DOCTYPE html> <html> <head> ...
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3answers
1k views

Convert Sql Server Spatial data to GeoJSON & plot on map

I have a sql server table with Geo spatial data. An example of row would be (with Column names): type: streetline code: 231001 geog: 0xE6100000011 ........ Centroid 0xE61000000C....... geom: ...
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1answer
241 views

JSON coordinates not showing on Open Layers 3

i hope you guys could help me. its been several days since it tried and failed on populating my markers using a json Method. Please point out where im making a mistake. Thanks. Below is my code: ...
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1answer
81 views

How can I add markers and attributes contained in JSON data to an OpenLayers 3 vector layer?

My question is similar to a previous question I asked (How can I add attributes contained in JSON data to an OpenLayers popup?). However, since I originally asked this question, I have upgraded to ...
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10answers
11k views

How to convert ArcGIS Server JSON to GeoJSON?

I'm creating a web map using Leaflet, and I want to be able to grab feature layers from our ArcServer. I have successfully been able to retrieve a feature class as JSON, but Esri's JSON objects don't ...
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1answer
140 views

Populate geoext2 gridpanel from openlayer vector features

I need to populate a extjs datagrid with a openlayers features. The official example http://geoext.github.io/geoext2/examples/grid/feature-grid.html doesn't help me, beacuse the data is loaded from a ...
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0answers
136 views

Using Terraformer to convert to WKT

I'm using Terraformer to parse some ArcGIS JSON into a Terraformer primitive. I'd like to store the geometry in PostGIS for other purposes. So I'm trying to use the WKT.convert tool to convert this ...
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0answers
500 views

Relationship between MS Access DB and Google Maps API/Fusion Tables

We are having an issue with a project that we are working on using Google API and M.S Access. Our project goal is to design a web map in Google API where we can select a parcel of land and have all of ...
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0answers
42 views

Geoserver sometimes does not load all selected layers

I have geoserver serving two layers from postgis into a leaflet application. Leaflet is requesting GeoJSON from geoserver which are displayed one a time using Leaflet's layer control. The issue here ...
3
votes
1answer
52 views

Data will not load into the popup using the Basic Viewer template for ArcGIS

I have downloaded the zip file for the Basic Map Viewer (https://github.com/Esri/Viewer) in ArcGIS and am trying to configure the layers to have popups. I've reviewed some of the code behind other ...
2
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1answer
45 views

Control to select data source on Leaflet map

I am building a map using leaflet. My data source looks something like this: var districts = {"type": "FeatureCollection", "features": [ {"type":"Feature", "geometry": ...
0
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0answers
50 views

How to store ArcGIS JSON feature into Oracle SDO Geometry database?

I'm developing in Java. I retrieve a JSON String from an ArcGIS Online Service Area service. I'd like to store the features returned in the JSON String into an Oracle (SDO Geometry) database. Is ...
2
votes
2answers
129 views

export map state as JSON: Web_Map_as_JSON

Is there a way to export the current map state as a JSON object, mostly named Web_Map_as_JSON. The JSON specification should be like this. In other words, it would be convenient to have a function ...
2
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2answers
471 views

GeoJSON java library

I am creating a Java web service that receives GeoJSON. Does anyone know a java library to manage GeoJSON?
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0answers
80 views

Load Maperitive's tiles.json into HTML for getting bounding parameters

I've created a local tileset of a city in Maperitive, and a basic leaflet.js webpage to browse it offline. There's a tiles.json also created by Maperitives that has all the essential bounding and zoom ...
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3answers
208 views

Load external tileJSON file in Mapbox

I have tiles generated by Maperitive from an OSM file, and there's a nice tiles.json generated with them which specifies neatly the tiles-path, bounding box, minzoom, maxzoom, center, etc. The format ...
2
votes
1answer
205 views

Leaflet Marker-Cluster JSONP GeoServer

I hope I can get same help from here. I started to put together a leaflet map, please see here: http://gis.xyz/leaflet2.html I want to show my postgis point (uk based) features on this map with ...
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2answers
1k views

How to get JSON representation from JTS Geometry?

I'm using JTS (http://www.vividsolutions.com/jts/JTSHome.htm) and need to get a JSON representation of a Point : Hibernate beam: @Type(type = "org.hibernate.spatial.GeometryType") ...
2
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3answers
276 views

json to xml transformation with x2js

I am trying to transform a JSON object to XML, but i have somehow get stuck in jscript (not an expert). Here is the code: ... var GEOJSON_PARSER = new OpenLayers.Format.GeoJSON(); var ...
1
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1answer
46 views

create spatial data on the fly for a timeline application

I 'll need the support of the experts on this: Facts: Data are stored in a MySql db with no spatial data. instead there is a uri of gazetteer service which will return spatial data in json format. ...
1
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1answer
570 views

ArcGIS API Javascript - FeatureLayer from json: problem with queries and popup

Hello everybody I've tried this code proposed by Derek Swingley in JSFIDDLE: JSFIDDLE-FeatureLayer from JSON Everything "seems" to work fine, but not always. If you go down to the closer scale (level ...
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1answer
52 views

python script to retrieve names and scale range from an ArcGIS MapServer url

i am pretty new at ArcPy. i need to write a python script to retrieve names and scale range from an ArcGIS Map Service url. i had a look around json and url2lib but i am lost. I want to retrieve the ...
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0answers
91 views

Has anyone been able to programmatically generate and post web map definitions to ArcGIS Online and create web maps?

I'm using Python to build an ArcGIS Online web map definition JSON string, and then trying to post the configuration to ArcGIS Online to create a web map. I am using an admin account to generate the ...
1
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1answer
68 views

Data interoperability json refresh

I am using ArcGIS 10.2.2 with the data interoperability extension. I am also building a web app using python, django and django-rest-framework. I'm building a json api that i can add to arcmap using ...
3
votes
1answer
889 views

ArcGIS Web AppBuilder widget config?

I downloaded a webapp builder template (javascript) that I've placed on my own web server and is running fine. However, I am not able to modify the widgets in the config.json file to the settings ...
2
votes
1answer
458 views

OpenLayers removing/adding marker (airplane): update the orientation based on lat/long (next point in database)

The code below I have is working great. I'll try to explain it in a few lines (btw you can view it here http://codeshare.io/9Z1BE): -there's a marker on the map. The lat long is returned as json from ...
1
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0answers
139 views

Get ESRI JSON response locally from Arc document?

I'm trying to use the ArcGIS Flex SDK for a mobile app that will sometimes be used in environments with no connectivity. I've figured out that layers can be brought in locally by saving the JSON ...
5
votes
1answer
229 views

Conventions for returning GeoJSON via an API

I have a queryable API that returns one or more GeoJSON FeatureCollections. Currently the response looks something like this: { "success": { "data": { "layer1": {"type": ...
2
votes
0answers
37 views

How to create a JSON object in Geocortex to be used in Crystal Reports

Does anybody know if it's possible to convert a dataset containing unique ID's in Geocortex workflow to a JSON object so that it could be used in Crystal Reports? My knowledge of Geocortex is quite ...
1
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0answers
115 views

ArcGIS JavaScript manually render a layer with supplied JSON

Given the following JSON which is retrieved outside the ArcGIS/dojo framework, how would I go about rendering this layer? Thanks in advance! { "currentVersion": 10.01, ...
1
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1answer
69 views

Does arcpy have a tool for converting file geodatabase Table to JSON?

arcpy has: arcpy.FeaturesToJSON_conversion() which can handle feature layers, but what about file geodatabase tables? Not too hard to implement custom, but I want something with the same API as ...
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1answer
48 views

How can I load JSON into GRASS?

I have received rainfall data in JSON format. I want to load the data into GRASS. Sample JSON output: ...
0
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1answer
350 views

How to style specific polygons from a geojson with Leaflet

I have a World Countries geojson, that has country codes as "ID" (feature.id) and names as feature.properties.name I would like to color specific countries for making a "countries visited" map. ...
0
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1answer
225 views

Converting JSON to GeoJSON or CSV?

How do you convert a JSON file to a GeoJSON file or csv. I have a JSON file with lat lon information, but how can I can convert this file to GeoJSON or csv. I have found some online tools to convert ...
0
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0answers
49 views

How to combine two arcgis javascript functions with coded domain values for combo box dropdown?

I have a function which calls a layer that has a domain and coded value. I would like to create another drop down menu which shows the priority of these domains(service orders). My js file ...
0
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0answers
63 views

imposm2 to imposm3

I am using imposm2 to import osm data to postgresql database but recently moved to imposm3 which is still in development phase I want to know is there an easy way to convert imposm2 mapping file ...
1
vote
1answer
316 views

List layer names from Map service using python

I am trying to get a list of layer names within our rest services for all services and folders. I have two codes that I am trying to put together and for some reason the layer code doesn't seen to ...
10
votes
1answer
3k views

How to display geoJSON from an URL in a layer?

I am looking for some type of plugin or code which would allow me to add a geojson URL, define the areas to input the lat/long variables from the visible Qgis canvas map and call/render the results ...
0
votes
0answers
29 views

Unable to identify the colours on leaflet

var non_tfl_lines_JubileetoIlford = L.geoJson(non_tfl_lines_JubileetoIlford, { pointToLayer: function(feature, latlng) { switch (feature.geometry.type) { case 'LineString': return new ...
2
votes
1answer
75 views

Posting UserCredentials with AsyncTask of ArcGIS for Android?

My problem is that I want to get JSON data from ArcGIS for Server For example: http://xxxx.com/arcgis/rest/services/Map/MapServer/legend?f=pjson I can get and read JSON data from this URL but if ...
0
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0answers
93 views

Geoserver - Sometimes bounding box property is missing following CQL Filter - why?

Usually when I run a WFS Getfeature query on GeoServer and request JSON the results conform to this format: { "type":"FeatureCollection", "features": [..features here...], "crs":{"type":"EPSG", ...
2
votes
2answers
229 views

RESTful Geoprocessing Service Request returns empty Result object without errors

This is a bit difficult for anyone here to test as our ArcGIS Server 10.2 instance is behind a firewall. I'll try to present all the necessary information, but feel free to ask for more and I'll ...
2
votes
1answer
84 views

arcpy.AsShape function returning RecordSet not Geometry

I have the following code: feature_geometry = arcpy.AsShape(json_string, esri_json=True) print feature_geometry print type(feature_geometry) >>><geoprocessing record set object object at ...
2
votes
2answers
919 views

How to convert GTFS to XML or JSON?

Do you know any tool that provides that? I need to manipulated GTFS file but I would like to have data available in any well-known format like XML or JSON. EDIT GTFS are Google Transit Feed ...
4
votes
3answers
819 views

Converting ESRI Web Client JSON to Standard Feature Class With Python Geoprocessor

Is there a function exposed by ESRI's python geoprocessor that converts the JSON format used in the various web clients to a valid feature class. Clearly, the function exists because something is ...