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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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 ...
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why am i not able to do WPS chaining? [on hold]

i am trying to write a code in javascript using openlayers (2.13.1) to chain the wps processes on click, but not able to chain the processes . the Error is : Uncaught TypeError: Cannot read ...
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20 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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1answer
15 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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33 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 ...
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126 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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9 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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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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32 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 ...
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43 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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115 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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82 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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81 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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35 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" ...
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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 ...
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1answer
72 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
24 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 ...
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1answer
35 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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21 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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93 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 ...
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1answer
76 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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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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102 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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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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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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65 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 ...
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94 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; ...
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81 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 ...
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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 ...
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1answer
125 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. ...
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76 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 ...
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74 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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57 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 ...
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174 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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1answer
375 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 ...
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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 ...
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243 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.
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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 ...
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87 views

Java Exception when enabling WPS for a GeoServer workspace

I have installed WPS plugin for GeoServer 2.4.3. I have tried its WPS demo, it works. But when I enable the WPS for a workspace. The following error occurs. Have I reconfigured something? ...
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292 views

Use of Geoserver raster processes within OpenLayers: WCS/WPS problem.

I've been working with some GeoServer processes using OpenLayers as client. I've been successful in those which use WFS as input (like gs:BufferFeatureCollection). My problem comes when I want to use ...
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1answer
147 views

WPS process importing and returning output

I'd like to import to the GeoServer catalog the result of one of my processes (in addition to returning it to the client), which is a shapefile. I have managed to find some kind of import code, but it ...
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48 views

How to return a map catalog from a WPS process with GeoServer?

I guess everything is in the title, I would like to be able to select a map and have it returned. This is because I'd like later on to return a GeoTIFF which would have been generated by the server, ...
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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 ...
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1answer
241 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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Looking for WPS Client

I would want to have a simple WPS client, that would work with GeoServer. QGis (1.8.0, Lisboa) WPS plugin (v1.1.0) doesn't work*. Any client that is SIMPLE to use, user friendly, will do (the one ...
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342 views

What is correct entry to Input Location (GPFeatureRecordSetLayer)*?

I use: http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/Network/ESRI_DriveTime_US/GPServer/CreateDriveTimePolygons/execute What is correct entry to Input Location (GPFeatureRecordSetLayer) ...
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1answer
198 views

Geoserver: Georectification via SLD fails

Situation I have a raster image and the coordinates of its four corner pixels. My goal is to warp the image with respect to this coordinates ("georectify") on the fly when requested via GeoServer to ...
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202 views

Commit Feature WPS Split process

I develop a WebGIS application with GeoServer (2.1.1) and GeoExt (with the last version of OL). Data (polygons features) are stored in a postgis DB. I've implemented editing tools that allow users to ...
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Help with WPS.client

Hy! I am trying to make an application which will test if any of the segments (multi line layer acquired from GeoServer) intersects with polygon acquired using OpenLayers.Protocol.WFS.fromWMSLayer, ...
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2answers
480 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 ...