[mapserver-users] mapserver-users Digest, Vol 90, Issue 4
sowmiya san
sowmiyasan48 at gmail.com
Tue Jul 7 00:40:38 PDT 2015
how to use the mapserver to link the map
On Tue, Jul 7, 2015 at 12:53 PM, <mapserver-users-request at lists.osgeo.org>
wrote:
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> Today's Topics:
>
> 1. Re: WMS request fails when spaces are encoded as plus symbol
> in query part of URL (Moen, Paul T.)
> 2. (no subject) (sowmiya san)
> 3. Re: (no subject) (J?rg Thomsen)
> 4. mapserver (devi ka)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Mon, 6 Jul 2015 19:12:16 +0000
> From: "Moen, Paul T." <pmoen at nd.gov>
> To: "Lime, Steve D (MNIT)" <Steve.Lime at state.mn.us>,
> "mapserver-users at lists.osgeo.org" <mapserver-users at lists.osgeo.org
> >
> Subject: Re: [mapserver-users] WMS request fails when spaces are
> encoded as plus symbol in query part of URL
> Message-ID: <D1C0397E.2751F%pmoen at nd.gov>
> Content-Type: text/plain; charset="windows-1252"
>
> An update.
>
> ESRI has decided not to follow the standard and has closed the bug,
> NIM104744, we submitted about not decoding a plus symbol ?+? to a space.
> Their solution is for everyone else to encode all spaces as %20 and to
> ignore http://tools.ietf.org/html/rfc3986. They have closed the bug and
> listed it as a known limit.
>
> http://support.esri.com/en/bugs/nimbus/TklNMTA0NzQ0
>
> So, in order for Mapserver to consume ESRI WMS services, with spaces in
> the name, the spaces have to be encoded as %20.
>
> I see Mapserver 7.0 still encodes spaces to a ?+?, so I thought people
> should know if they intend to consume any ESRI WMS layers with spaces in
> the name.
>
> From: Paul Moen <pmoen at nd.gov<mailto:pmoen at nd.gov>>
> Date: Wednesday, August 20, 2014 at 9:43 AM
> To: "Lime, Steve D (MNIT)" <Steve.Lime at state.mn.us<mailto:
> Steve.Lime at state.mn.us>>, "mapserver-users at lists.osgeo.org<mailto:
> mapserver-users at lists.osgeo.org>" <mapserver-users at lists.osgeo.org<mailto:
> mapserver-users at lists.osgeo.org>>
> Subject: Re: [mapserver-users] WMS request fails when spaces are encoded
> as plus symbol in query part of URL
>
> Steve,
>
> You are right about the outcome of 1 and 2. 1 encodes the % and 2 throws
> the following error.
>
> msBuildWMSLayerURLBase(): One of wms_onlineresource, wms_server_version,
> wms_name metadata is missing in layer USGS DRG 250k Topo Maps. Please
> either provide a valid CONNECTION URL, or provide those values in the
> layer's metadata.\n\n
>
> I found the function as you said and
> I removed the
>
> if (*i == ' ')
> *j = '+';
> else
> from the function then recompiled.
>
> char *msEncodeUrlExcept(const char *data, const char except)
> {
> char *hex = "0123456789ABCDEF";
> const char *i;
> char *j, *code;
> int inc;
> unsigned char ch;
>
> for (inc=0, i=data; *i!='\0'; i++)
> if (msEncodeChar(*i))
> inc += 2;
>
> code = (char*)msSmallMalloc(strlen(data)+inc+1);
>
> for (j=code, i=data; *i!='\0'; i++, j++) {
> if ( except != '\0' && *i == except ) {
> *j = except;
> } else if (msEncodeChar(*i)) {
> ch = *i;
> *j++ = '%';
> *j++ = hex[ch/16];
> *j = hex[ch%16];
> } else
> *j = *i;
> }
> *j = '\0';
>
> return code;
> }
>
> Everything works again after a mapserver recompile, install and finally a
> restart of apache. Thanks so much for the path to the solution.
>
> Paul Moen
> pmoen at nd.gov<mailto:pmoen at nd.gov>
> 701-328-2434
>
>
> From: <Lime>, "Steve D (MNIT)" <Steve.Lime at state.mn.us<mailto:
> Steve.Lime at state.mn.us>>
> Date: Wednesday, August 20, 2014 at 12:41 AM
> To: Paul Moen <pmoen at nd.gov<mailto:pmoen at nd.gov>>, "
> mapserver-users at lists.osgeo.org<mailto:mapserver-users at lists.osgeo.org>" <
> mapserver-users at lists.osgeo.org<mailto:mapserver-users at lists.osgeo.org>>
> Subject: RE: [mapserver-users] WMS request fails when spaces are encoded
> as plus symbol in query part of URL
>
> Hmmm... Nice backwards compatibility ESRI. The +'s seem to still be quite
> legal (http://tools.ietf.org/html/rfc3986 and other references) in the
> query string (but not the path). I don't have access to test and I'm
> guessing these ideas won't work but they might be worth a quick try:
>
> 1) Try encoding the wms_name in the metadata: "wms_name"
> "Topomap%20DRG%20250k"
> 2) Don't set the wms_name in the metadata but add it to the connection:
> CONNECTION "
> http://ndgishub.nd.gov/arcgis/services/All_Elevation/MapServer/WMSServer?LAYERS=Topomap%20DRG%20250k&
> "
>
> I'm betting MapServer will encode the %'s in 1 and throw an error in 2.
> Otherwise you could hack the MapServer source. Function is called
> msEncodeUrlExcept() in mapstring.c you can see the section to change
> starting at line 1138 in git master (
> https://github.com/mapserver/mapserver/blob/master/mapstring.c)<
> https://github.com/mapserver/mapserver/blob/master/mapstring.c).>
>
> Maybe it's worth making this change as part of 7.0?
>
> Steve
>
>
> ________________________________
> From:mapserver-users-bounces at lists.osgeo.org<mailto:
> mapserver-users-bounces at lists.osgeo.org> [
> mapserver-users-bounces at lists.osgeo.org<mailto:
> mapserver-users-bounces at lists.osgeo.org>] on behalf of Moen, Paul T. [
> pmoen at nd.gov<mailto:pmoen at nd.gov>]
> Sent: Tuesday, August 19, 2014 4:56 PM
> To: mapserver-users at lists.osgeo.org<mailto:mapserver-users at lists.osgeo.org
> >
> Subject: [mapserver-users] WMS request fails when spaces are encoded as
> plus symbol in query part of URL
>
> Hi all,
>
> We are consuming WMS services hosted by ESRI ArcGIS Server 10.0. The
> server was upgraded to ArcGIS Server 10.2.2 and we no longer can access
> layer names with spaces.
>
> This is the server?s capabilities.
>
> http://ndgishub.nd.gov/arcgis/services/All_Elevation/MapServer/WMSServer?request=GetCapabilities&service=WMS
>
> This is the layer I am using.
>
> LAYER
> # DEBUG 5
> CONNECTIONTYPE WMS
> CONNECTION "
> http://ndgishub.nd.gov/arcgis/services/All_Elevation/MapServer/WMSServer?"
> METADATA
> "wms_name" "Topomap DRG 250k"
> "wms_format" "image/png"
> "wms_server_version" "1.1.1"
> "wms_srs" "EPSG:2266"
> END
> TYPE RASTER
> STATUS OFF
> NAME "USGS DRG 250k Topo Maps"
> END
>
> Mapserver encodes this request as follows. Notice that the layer name,
> which is ?Topomap DRG 250k?, is encoded with the spaces becoming the ?+?
> character.
>
>
> http://ndgishub.nd.gov/arcgis/services/All_Elevation/MapServer/WMSServer?LAYERS=Topomap+DRG+250k&REQUEST=map&WMTVER=1.0.0&SERVICE=WMS&FORMAT=image/png&STYLES=&HEIGHT=1146&SRS=EPSG:2266&WIDTH=1271&BBOX=1906240.15992838,596656.333359479,2119730.85012732,789150.692893686&TRANSPARENT=TRUE&EXCEPTIONS=INIMAGE
>
> This returns the error in an image that says ?Parameter ?layers? contains
> unacceptable layer names.?
>
> When I replace the + in the layer name with %20, LAYERS=Topomap+DRG+250k
> become LAYERS=Topomap%20DRG%20250k and the request becomes the following.
>
>
> http://ndgishub.nd.gov/arcgis/services/All_Elevation/MapServer/WMSServer?LAYERS=Topomap%20DRG%20250k&REQUEST=map&WMTVER=1.0.0&SERVICE=WMS&FORMAT=image/png&STYLES=&HEIGHT=1146&SRS=EPSG:2266&WIDTH=1271&BBOX=1906240.15992838,596656.333359479,2119730.85012732,789150.692893686&TRANSPARENT=TRUE&EXCEPTIONS=INIMAGE
>
> That request works. Obviously, ESRI is no longer decoding + as a space
> and therefore does not recognize the layer name with spaces.
>
> Is there any way I can have mapserver encode all characters using
> percent-encoding, or at least encode spaces as %20 instead of a + character.
>
> Thanks,
>
> Paul Moen
> pmoen at nd.gov<mailto:pmoen at nd.gov>
> 701-328-2434
>
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> ------------------------------
>
> Message: 2
> Date: Tue, 7 Jul 2015 12:40:29 +0530
> From: sowmiya san <sowmiyasan48 at gmail.com>
> To: mapserver-users at lists.osgeo.org
> Subject: [mapserver-users] (no subject)
> Message-ID:
> <
> CABWt86KAH0DmqKi3NVVEm31r4ssd2QVgEa1jCh_z+KyLTiPaEQ at mail.gmail.com>
> Content-Type: text/plain; charset="utf-8"
>
> please send mapserver download link
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> ------------------------------
>
> Message: 3
> Date: Tue, 07 Jul 2015 09:18:57 +0200
> From: J?rg Thomsen <jt at mapmedia.de>
> To: mapserver-users at lists.osgeo.org
> Subject: Re: [mapserver-users] (no subject)
> Message-ID: <559B7D61.6020404 at mapmedia.de>
> Content-Type: text/plain; charset="iso-8859-1"; Format="flowed"
>
> http://lmgtfy.com/?q=mapserver+download
>
> Am 07.07.2015 09:10, schrieb sowmiya san:
> > please send mapserver download link
> >
> >
> > _______________________________________________
> > mapserver-users mailing list
> > mapserver-users at lists.osgeo.org
> > http://lists.osgeo.org/mailman/listinfo/mapserver-users
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> ------------------------------
>
> Message: 4
> Date: Tue, 7 Jul 2015 12:53:30 +0530
> From: devi ka <devika.sak at gmail.com>
> To: mapserver-users at lists.osgeo.org
> Subject: [mapserver-users] mapserver
> Message-ID:
> <CAOjbuDis3=
> SJO5F2j8BwJuxcUTThzhPd6SL2Y3B-yL+e0c3T6g at mail.gmail.com>
> Content-Type: text/plain; charset="utf-8"
>
> hai sir please send mapserver download link address..........
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> End of mapserver-users Digest, Vol 90, Issue 4
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