Web Processing Service (WPS) Interface Standard provides rules for standardizing how inputs and outputs (requests and responses) for geospatial processing services, such as polygon overlay.

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77 views

How to implement a WPS client in OpenLayers 3?

I was wondering, if it is possible (and what is the recommended way) to use OpenLayers 3 to do the work of theOpenLayers.WPSClient? As shown in the old WPS client example, OpenLayers 2 can be used to ...
0
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1answer
121 views

WPS Client implementation in our desktop

How to implement wps client in our system and also specify requirements needed? How to specify the proxy to the OpenLayers.ProxyHost = 'proxy.cgi?url='; var map, client, intersect, buffer; ...
2
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1answer
172 views

Asynchronous Geoserver WPS Example

Anyone have a Java based example of how to implement an asynchronous Geoserver web processing service (WPS)? Based on some presentations that I found, async GeoServer WPS support was added in 2.1.3. ...
3
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2answers
113 views

Framework/software for dynamic WPS creation

We have some specific EO data processing facility and are about to provide an access to one using WPS-based interface. The are plenty of solutions for the task. However, it is hard to find one that ...
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1answer
47 views

Geoserver WPS clip and ship on Layer group

Is it possible in geoserver to clip on a layer group rather then a single layer. I have the scenario where i would like to enable the user to extract vector data as zip but not from only a single ...
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0answers
14 views

What is the best option for web elevation profile using in-house DEM?

ArcGIS Server requires the advanced license for the 3D analysts extension. Are there any open source options? Thanks
3
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1answer
98 views

Is there any way to identify user within execute() method of a GeoServer process?

After processing of data within WPS I want to place the result in a folder with a name that corresponds to username, then to send the user URL to access it. To do that, I need a mechanism to determine ...
0
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1answer
292 views

How to install PyWPS on Ubuntu?

Since PyWPS is not yet packaged for Ubuntu an installation guide would be handy. This guide should target a vanilla Ubuntu LTS install, detailing the required dependencies.
2
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1answer
51 views

how to find necessary geoserver/geotools maven dependencies for a class?

I am trying to create a Web Processing Service with GeoServer. I used maven following opengeo instructions, and I get an eclipse project with a pom.xml file with dependencies like the following: ...
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0answers
25 views

WPS Process JTS:dimension

I'm simply trying to call a WPS process " JTS:dimension ". Code for executing this process is as shown below. I am able to configure this process but not execute it. var map = new ...
2
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0answers
23 views

How to display output of a chained process in OpenLayers?

Is there a way I can display the inputs of a WPS process when one of the inputs is output of a chained configured process ? Maybe the snippet below will explain what I am trying to do ...
0
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1answer
29 views

PyWPS output created but not accesible by the Javascript client

The good thing: I've a working PyWPS process. The bad thing: I cannot access the output using the PyWPS Javascript client. What I did. I created an PyWPS python script with one LiteralInput ...
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0answers
40 views

Accepted data types for wps process JTS:difference in OpenLayers?

I am trying to use JTS:difference (present as wps service on GeoServer) using OpenLayers API. In OpenLayers wps-client example, I have replaced intersection with difference and I get illegal ...
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3answers
246 views
0
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1answer
73 views

Pywps Timeout long processes

I'm executing a long process WPS of around 180sec, and when it start after 60sec the WPS (response) is abandoned, and the process continue to run until the end (checked on the log file). I tried the ...
0
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1answer
44 views

PyWPS FirstProcess

I'm new in GIS and i'm starting to use pywps. I write THIS process but doesn't work. It returns this: Traceback (most recent call last): File ...
1
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0answers
44 views

Geoserver WPS process list enabling /disabling through functionality code provided by geoserver WEBINF/lib

How can i enable or disable WPS processes through functionality code, i haven't found that related functionality code in geoserver WPS extension jar files those are in WEBINF/lib. Please guide me the ...
3
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1answer
151 views

How to create a simple WPS client?

It looks like the only way to get flat files/data from a WPS service is to use a client. I'm looking to create a super-simple WPS client in Python 2.6 (or other language) without any dependencies on ...
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2answers
246 views

Using AJAX to run PostGIS SQL statements and display results via GeoServer

I am learning Web GIS, and I can't find a good example that gives a big picture of a web interface of running spatial analysis using PostGIS. What I am looking for is a graphical/GIS version of ...
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0answers
16 views

How to implement gs:storeCoverage with GeoServer scripting

I was wondering if it is possible and how to implement the service gs:storeCoverage using the scripting facility (e.g. with python or groovy). The reason I ask is that gs:storeCoverage is not of ...
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0answers
36 views

Adding layers to an OpenLayers map from a WPS process automatically after processing

I want to process two layers visible from a an OpenLayers client map interface such as Geonode and then add the result of the output directly to the map automatically after the processing is finished. ...
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0answers
60 views

WPS: how to write output to a raster layer in GeoServer

In GeoServer vector-based Web Processing Service (e.g. gs:Import), we can have the output saved to a GeoServer Layer, as described in the documentation. Outputs Name Description Type ...
2
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0answers
57 views

PointStacker - Random locations at different zoom level

I'm applying PointStacker transformation on one of my layers using Geoserver 2.5.2 and OpenLayers 2. I know, that I have 7 datapoints located on the exact same location. However, when I change the ...
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0answers
151 views

OpenLayers WPS Client and WMS Service in external server

i'm trying to do the WPS Client example that is in https://github.com/openlayers/openlayers/tree/d3ad06f57e577ca5d454269add301710af19155d/examples The code below is what i'm tryung to do: WPS.js ...
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1answer
125 views

How to install wps geoserver extension to Centos6.5

I installed OpenGeo Suit on CentOS 6.5 and the version of geoserver is 2.5-SNAPSHOT. I made a yum update and the version of OpenGeo Suit is 4.1, geoserver version remain 2.5-SNAPSHOT. I would ...
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0answers
136 views

Create vector layer from feature collection in OpenLayers

I have used a WPS process gs:UnionFeatureCollection to compute the geographical union of two collections of WFS vector features. The process returns a collection of features which I intend to display ...
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0answers
41 views

POST not implemented

I'm developing a client wps modifying the example WPSDemo.js from http://suite.opengeo.org/4.1/processing/wpsclient/index.html . I'm using zoo-project as WPS server. I'm trying to invoke the "buffer" ...
9
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1answer
263 views

Driving Zone Computation using Web Processing Services

I am currently evaluating different OGC Services(WFS,WMS and WPS) for driving zone computation. As I am new to WPS services, I would like some suggestions regarding which OGC services to implement. ...
3
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0answers
102 views

WPS in QGIS Web Client

I have managed to work the QGIS Web Client on my server with the basic buttons and functions. Now I would like to add "extra" geoprocessing tasks (for example create buffer), based on WPS. I ...
0
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1answer
107 views

GXP Hidden layer switcher - composer.html

I am working with GEOSERVER, GeoExplorer, GXP. I am creating a WPS client and need to generate a vector layer that serves to make operations on vector data, such as buffer, split polygon. I know how ...
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1answer
25 views

Openlayers. How to remove last sketch if invalid

I can currently identify if a polygon is invalid through wps as per below code. What I want to know is how to remove the last sketch polygon if it returns invalid? To give you an idea, here is the ...
1
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1answer
38 views

Openlayers documentation for WPSClient and layer.events.on

I am having trouble finding the following documentation: The openlayers wpsclient documentation: eg: what are the requirements for the wpsclient javascript to run JTS:overlaps or JTS: Difference ...
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2answers
540 views

Help required with OpenLayers WPS client

I am using openlayers API in my web application and trying to interact with the local GeoServer via WPS. The problem I am facing is that, WPS client.execute() works only in case, if the output of the ...
2
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0answers
120 views

GeoServer WPS python script example does not work without yield

I am using GeoServer 2.5.1, geoserver-2.5.1-wps-plugin and geoserver-2.5.SNAPSHOT-python-plugin. I want to write a WPS process that calculates and returns some data ( a 2d array) at a point. I ...
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0answers
22 views

gt:VectorToRaster in Openlayers

i would like to opa vector table using "gt:VectorToRaster" a WPS function in Openlayers. my vector table is stored in Postgis 2.1 and published in geoserver. i need the code to do this, can you help ...
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0answers
125 views

How to crop coverage with WPS chain in sld?

I had 2 layers: custom:Temperature: Point layer. custom:Region: Polygon layer. I would like to perform a gs:CropCoverage of the Raster Layer which is the result of gs:BarnesSurface of vector layer ...
1
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1answer
90 views

Geoserver: gs:Reproject in SLD fails

I want to reproject data via sld: <?xml version="1.0" encoding="ISO-8859-1"?> <StyledLayerDescriptor version="1.0.0" xsi:schemaLocation="http://www.opengis.net/sld ...
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0answers
102 views

Geoserver WPS execute request / response errors

i'm testing wps execute request to a local geoserver. From demos > WPS request builder my process (ras:contour) do the job and the result (like a shapefile) is ok. The problem is when i use the QGIS ...
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0answers
71 views

passing tif image as input to openlayers code (wps implementation)

how to pass dem(tif) or raster layer as input to the openlayers ... //OpenLayers.ProxyHost = 'proxy.cgi?url='; OpenLayers.ProxyHost = "/cgi-bin/proxy.cgi?url="; //OpenLayers.ProxyHost = ''; var map, ...
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0answers
113 views

Geoserver WPS - Tiled Barnes Surface with geospatial index

I'm using Barnes Surface to compute a set of points from my PostgreSQL db. The problem is that my whole table is processed for each tile. I added a geospatial index on my points, how can I tell ...
1
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1answer
460 views

Execute OpenLayers WPS request using WPS Client

I am having trouble executing WPS processes with the OpenLayers WPS Client. I can execute the processes in Geoserver, however when I try to execute the process from my OpenLayers test app I keep ...
7
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2answers
2k views

WPS “Hello World” example in GeoServer?

I've been searching for a good example of how to publish a Web Process Service (WPS) on the GeoServer platform. The page where you'd think they'd document this process is actually pretty thin. ...
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0answers
80 views

HSLayers WPS GUI problem

I have a GeoServer running, I have made a process that simply returns the requested tiff. Now here's the deal : when I send my request from the integrated WPS demo in GeoServer, the GUI gives me a ...
4
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2answers
130 views

How to choose the correct WPS platform?

I have some shapefiles & I want to implement some known GIS algorithms (buffer, intersection, voronoi, etc) & serve the results using an Openlayers UI through WPS. A minimal setup could be a ...
1
vote
1answer
82 views

Unwanted features returned with gs:Clip

I am working on a tool for my map but I’m running into some problems using gs:Clip. The user draws a line. All the polygons from a certain layer that intersects the drawn feature have an attribute ...
1
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1answer
265 views

WPS Process call

I'm simply trying to call a WPS process as shown on the following page: http://suite.opengeo.org/docs/processing/wpsclient/index.html The JTS:splitPolygon example they give works just fine for me, ...
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2answers
84 views

GML coordinates from vector layer

Is it possible to get GML from a local vector layer (OpenLayers.Layer.Vector)? What I would like to do is use the output geometry from my buffer tool to spatially limit a WPS gs:Aggregate request ...
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0answers
58 views

Conflation integration in geoserver

I have a task at hand to provide conflation functionality in our software. We are using JTS for other WPS operations. Open source JCS library is available but we need it as a WPS service integrated ...
2
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0answers
220 views

Add a layer as input with code of OpenLayers / GeoExt using GeoServer

I try to develop a GIS app with raster data. I have integrated the code of the following openlayers example in my app. http://dev.openlayers.org/releases/OpenLayers-2.13.1/examples/wps.html I have ...
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0answers
79 views

Custome QGIS application with WPS and GDAL/OGR

I have basic question on how to start a project with QGIS. There are two kinds of users, and they are supposed to sign in (Login in) before they start using so that depending on the user type the QGIS ...