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mapserver/mapcontext.c at python-mapscript-build2 · geographika/mapserver · GitHub
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/**********************************************************************
* $Id$
*
* Project: MapServer
* Purpose: OGC Web Map Context implementation
* Author: Julien-Samuel Lacroix, DM Solutions Group (lacroix@dmsolutions.ca)
*
**********************************************************************
* Copyright (c) 2002-2003, Julien-Samuel Lacroix, DM Solutions Group Inc
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies of this Software or works derived from this Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
****************************************************************************/
#include
"mapserver.h"
#include
"mapows.h"
#if
defined(
USE_WMS_LYR
)
&&
defined(
USE_OGR
)
/* There is a dependency to GDAL/OGR for the GML driver and MiniXML parser */
#include
"cpl_minixml.h"
#endif
/* msGetMapContextFileText()
**
** Read a file and return is content
**
** Take the filename in argument
** Return value must be freed by caller
*/
char
*
msGetMapContextFileText
(
char
*
filename
)
{
char
*
pszBuffer
;
FILE
*
stream
;
int
nLength
;
/* open file */
if
(
filename
!=
NULL
&&
strlen
(
filename
)
>
0
) {
stream
=
fopen
(
filename
,
"rb"
);
if
(!
stream
) {
msSetError
(
MS_IOERR
,
"(%s)"
,
"msGetMapContextFileText()"
,
filename
);
return
NULL
;
}
}
else
{
msSetError
(
MS_IOERR
,
"(%s)"
,
"msGetMapContextFileText()"
,
filename
);
return
NULL
;
}
fseek
(
stream
,
0
,
SEEK_END
);
nLength
=
ftell
(
stream
);
fseek
(
stream
,
0
,
SEEK_SET
);
pszBuffer
=
(
char
*
)
malloc
(
nLength
+
1
);
if
(
pszBuffer
==
NULL
) {
msSetError
(
MS_MEMERR
,
"(%s)"
,
"msGetMapContextFileText()"
,
filename
);
fclose
(
stream
);
return
NULL
;
}
if
(
fread
(
pszBuffer
,
nLength
,
1
,
stream
)
==
0
&&
!
feof
(
stream
)) {
free
(
pszBuffer
);
fclose
(
stream
);
msSetError
(
MS_IOERR
,
"(%s)"
,
"msGetMapContextFileText()"
,
filename
);
return
NULL
;
}
pszBuffer
[
nLength
]
=
'\0'
;
fclose
(
stream
);
return
pszBuffer
;
}
#if
defined(
USE_WMS_LYR
)
&&
defined(
USE_OGR
)
/*
**msGetMapContextXMLHashValue()
**
**Get the xml value and put it in the hash table
**
*/
int
msGetMapContextXMLHashValue
(
CPLXMLNode
*
psRoot
,
const
char
*
pszXMLPath
,
hashTableObj
*
metadata
,
char
*
pszMetadata
)
{
char
*
pszValue
;
pszValue
=
(
char
*
)
CPLGetXMLValue
(
psRoot
,
pszXMLPath
,
NULL
);
if
(
pszValue
!=
NULL
) {
if
(
metadata
!=
NULL
) {
msInsertHashTable
(
metadata
,
pszMetadata
,
pszValue
);
}
else
{
return
MS_FAILURE
;
}
}
else
{
return
MS_FAILURE
;
}
return
MS_SUCCESS
;
}
/*
**msGetMapContextXMLHashValue()
**
**Get the xml value and put it in the hash table
**
*/
int
msGetMapContextXMLHashValueDecode
(
CPLXMLNode
*
psRoot
,
const
char
*
pszXMLPath
,
hashTableObj
*
metadata
,
char
*
pszMetadata
)
{
char
*
pszValue
;
pszValue
=
(
char
*
)
CPLGetXMLValue
(
psRoot
,
pszXMLPath
,
NULL
);
if
(
pszValue
!=
NULL
) {
if
(
metadata
!=
NULL
) {
msDecodeHTMLEntities
(
pszValue
);
msInsertHashTable
(
metadata
,
pszMetadata
,
pszValue
);
}
else
{
return
MS_FAILURE
;
}
}
else
{
return
MS_FAILURE
;
}
return
MS_SUCCESS
;
}
/*
**msGetMapContextXMLStringValue()
**
**Get the xml value and put it in the string field
**
*/
int
msGetMapContextXMLStringValue
(
CPLXMLNode
*
psRoot
,
char
*
pszXMLPath
,
char
*
*
pszField
)
{
char
*
pszValue
;
pszValue
=
(
char
*
)
CPLGetXMLValue
(
psRoot
,
pszXMLPath
,
NULL
);
if
(
pszValue
!=
NULL
) {
if
(
pszField
!=
NULL
) {
*
pszField
=
msStrdup
(
pszValue
);
}
else
{
return
MS_FAILURE
;
}
}
else
{
return
MS_FAILURE
;
}
return
MS_SUCCESS
;
}
/*
**msGetMapContextXMLStringValue()
**
**Get the xml value and put it in the string field
**
*/
int
msGetMapContextXMLStringValueDecode
(
CPLXMLNode
*
psRoot
,
char
*
pszXMLPath
,
char
*
*
pszField
)
{
char
*
pszValue
;
pszValue
=
(
char
*
)
CPLGetXMLValue
(
psRoot
,
pszXMLPath
,
NULL
);
if
(
pszValue
!=
NULL
) {
if
(
pszField
!=
NULL
) {
msDecodeHTMLEntities
(
pszValue
);
*
pszField
=
msStrdup
(
pszValue
);
}
else
{
return
MS_FAILURE
;
}
}
else
{
return
MS_FAILURE
;
}
return
MS_SUCCESS
;
}
/*
**msGetMapContextXMLFloatValue()
**
**Get the xml value and put it in the string field
**
*/
int
msGetMapContextXMLFloatValue
(
CPLXMLNode
*
psRoot
,
char
*
pszXMLPath
,
double
*
pszField
)
{
char
*
pszValue
;
pszValue
=
(
char
*
)
CPLGetXMLValue
(
psRoot
,
pszXMLPath
,
NULL
);
if
(
pszValue
!=
NULL
) {
if
(
pszField
!=
NULL
) {
*
pszField
=
atof
(
pszValue
);
}
else
{
return
MS_FAILURE
;
}
}
else
{
return
MS_FAILURE
;
}
return
MS_SUCCESS
;
}
/*
** msLoadMapContextURLELements
**
** Take a Node and get the width, height, format and href from it.
** Then put this info in metadatas.
*/
int
msLoadMapContextURLELements
(
CPLXMLNode
*
psRoot
,
hashTableObj
*
metadata
,
const
char
*
pszMetadataRoot
)
{
char
*
pszMetadataName
;
if
(
psRoot
==
NULL
||
metadata
==
NULL
||
pszMetadataRoot
==
NULL
)
return
MS_FAILURE
;
pszMetadataName
=
(
char
*
)
malloc
(
strlen
(
pszMetadataRoot
)
+
10
);
sprintf
(
pszMetadataName
,
"%s_width"
,
pszMetadataRoot
);
msGetMapContextXMLHashValue
(
psRoot
,
"width"
,
metadata
,
pszMetadataName
);
sprintf
(
pszMetadataName
,
"%s_height"
,
pszMetadataRoot
);
msGetMapContextXMLHashValue
(
psRoot
,
"height"
,
metadata
,
pszMetadataName
);
sprintf
(
pszMetadataName
,
"%s_format"
,
pszMetadataRoot
);
msGetMapContextXMLHashValue
(
psRoot
,
"format"
,
metadata
,
pszMetadataName
);
sprintf
(
pszMetadataName
,
"%s_href"
,
pszMetadataRoot
);
msGetMapContextXMLHashValue
(
psRoot
,
"OnlineResource.xlink:href"
,
metadata
,
pszMetadataName
);
free
(
pszMetadataName
);
return
MS_SUCCESS
;
}
/* msLoadMapContextKeyword
**
** Put the keywords from a XML node and put them in a metadata.
** psRoot should be set to keywordlist
*/
int
msLoadMapContextListInMetadata
(
CPLXMLNode
*
psRoot
,
hashTableObj
*
metadata
,
char
*
pszXMLName
,
char
*
pszMetadataName
,
char
*
pszHashDelimiter
)
{
const
char
*
pszHash
,
*
pszXMLValue
;
char
*
pszMetadata
;
if
(
psRoot
==
NULL
||
psRoot
->
psChild
==
NULL
||
metadata
==
NULL
||
pszMetadataName
==
NULL
||
pszXMLName
==
NULL
)
return
MS_FAILURE
;
/* Pass from KeywordList to Keyword level */
psRoot
=
psRoot
->
psChild
;
/* Loop on all elements and append keywords to the hash table */
while
(
psRoot
) {
if
(
psRoot
->
psChild
&&
strcasecmp
(
psRoot
->
pszValue
,
pszXMLName
)
==
0
) {
pszXMLValue
=
psRoot
->
psChild
->
pszValue
;
pszHash
=
msLookupHashTable
(
metadata
,
pszMetadataName
);
if
(
pszHash
!=
NULL
) {
pszMetadata
=
(
char
*
)
malloc
(
strlen
(
pszHash
)
+
strlen
(
pszXMLValue
)
+
2
);
if
(
pszHashDelimiter
==
NULL
)
sprintf
(
pszMetadata
,
"%s%s"
,
pszHash
,
pszXMLValue
);
else
sprintf
(
pszMetadata
,
"%s%s%s"
,
pszHash
,
pszHashDelimiter
,
pszXMLValue
);
msInsertHashTable
(
metadata
,
pszMetadataName
,
pszMetadata
);
free
(
pszMetadata
);
}
else
msInsertHashTable
(
metadata
,
pszMetadataName
,
pszXMLValue
);
}
psRoot
=
psRoot
->
psNext
;
}
return
MS_SUCCESS
;
}
/* msLoadMapContextContactInfo
**
** Put the Contact informations from a XML node and put them in a metadata.
**
*/
int
msLoadMapContextContactInfo
(
CPLXMLNode
*
psRoot
,
hashTableObj
*
metadata
)
{
if
(
psRoot
==
NULL
||
metadata
==
NULL
)
return
MS_FAILURE
;
/* Contact Person primary */
msGetMapContextXMLHashValue
(
psRoot
,
"ContactPersonPrimary.ContactPerson"
,
metadata
,
"wms_contactperson"
);
msGetMapContextXMLHashValue
(
psRoot
,
"ContactPersonPrimary.ContactOrganization"
,
metadata
,
"wms_contactorganization"
);
/* Contact Position */
msGetMapContextXMLHashValue
(
psRoot
,
"ContactPosition"
,
metadata
,
"wms_contactposition"
);
/* Contact Address */
msGetMapContextXMLHashValue
(
psRoot
,
"ContactAddress.AddressType"
,
metadata
,
"wms_addresstype"
);
msGetMapContextXMLHashValue
(
psRoot
,
"ContactAddress.Address"
,
metadata
,
"wms_address"
);
msGetMapContextXMLHashValue
(
psRoot
,
"ContactAddress.City"
,
metadata
,
"wms_city"
);
msGetMapContextXMLHashValue
(
psRoot
,
"ContactAddress.StateOrProvince"
,
metadata
,
"wms_stateorprovince"
);
msGetMapContextXMLHashValue
(
psRoot
,
"ContactAddress.PostCode"
,
metadata
,
"wms_postcode"
);
msGetMapContextXMLHashValue
(
psRoot
,
"ContactAddress.Country"
,
metadata
,
"wms_country"
);
/* Others */
msGetMapContextXMLHashValue
(
psRoot
,
"ContactVoiceTelephone"
,
metadata
,
"wms_contactvoicetelephone"
);
msGetMapContextXMLHashValue
(
psRoot
,
"ContactFacsimileTelephone"
,
metadata
,
"wms_contactfacsimiletelephone"
);
msGetMapContextXMLHashValue
(
psRoot
,
"ContactElectronicMailAddress"
,
metadata
,
"wms_contactelectronicmailaddress"
);
return
MS_SUCCESS
;
}
/*
** msLoadMapContextLayerFormat
**
**
*/
int
msLoadMapContextLayerFormat
(
CPLXMLNode
*
psFormat
,
layerObj
*
layer
)
{
const
char
*
pszValue
;
char
*
pszValue1
;
const
char
*
pszHash
;
if
(
psFormat
->
psChild
!=
NULL
&&
strcasecmp
(
psFormat
->
pszValue
,
"Format"
)
==
0
) {
if
(
psFormat
->
psChild
->
psNext
==
NULL
)
pszValue
=
psFormat
->
psChild
->
pszValue
;
else
pszValue
=
psFormat
->
psChild
->
psNext
->
pszValue
;
}
else
pszValue
=
NULL
;
if
(
pszValue
!=
NULL
&&
strcasecmp
(
pszValue
,
""
)
!=
0
) {
/* wms_format */
pszValue1
=
(
char
*
)
CPLGetXMLValue
(
psFormat
,
"current"
,
NULL
);
if
(
pszValue1
!=
NULL
&&
(
strcasecmp
(
pszValue1
,
"1"
)
==
0
||
strcasecmp
(
pszValue1
,
"true"
)
==
0
))
msInsertHashTable
(
&
(
layer
->
metadata
),
"wms_format"
,
pszValue
);
/* wms_formatlist */
pszHash
=
msLookupHashTable
(
&
(
layer
->
metadata
),
"wms_formatlist"
);
if
(
pszHash
!=
NULL
) {
pszValue1
=
(
char
*
)
malloc
(
strlen
(
pszHash
)
+
strlen
(
pszValue
)
+
2
);
sprintf
(
pszValue1
,
"%s,%s"
,
pszHash
,
pszValue
);
msInsertHashTable
(
&
(
layer
->
metadata
),
"wms_formatlist"
,
pszValue1
);
free
(
pszValue1
);
}
else
msInsertHashTable
(
&
(
layer
->
metadata
),
"wms_formatlist"
,
pszValue
);
}
/* Make sure selected format is supported or select another
* supported format. Note that we can efficiently do this
* only for GIF/PNG/JPEG, can't try to handle all GDAL
* formats.
*/
pszValue
=
msLookupHashTable
(
&
(
layer
->
metadata
),
"wms_format"
);
if
(
pszValue
&&
(
#if
!(
defined
USE_PNG
)
strcasecmp
(
pszValue
,
"image/png"
)
==
0
||
strcasecmp
(
pszValue
,
"PNG"
)
==
0
||
#endif
#if
!(
defined
USE_JPEG
)
strcasecmp
(
pszValue
,
"image/jpeg"
)
==
0
||
strcasecmp
(
pszValue
,
"JPEG"
)
==
0
||
#endif
0
)) {
char
*
*
papszList
=
NULL
;
int
i
,
numformats
=
0
;
pszValue
=
msLookupHashTable
(
&
(
layer
->
metadata
),
"wms_formatlist"
);
papszList
=
msStringSplit
(
pszValue
,
','
,
&
numformats
);
for
(
i
=
0
;
i
<
numformats
;
i
++
) {
if
(
#if
(defined
USE_PNG
)
strcasecmp
(
papszList
[
i
],
"image/png"
)
==
0
||
strcasecmp
(
papszList
[
i
],
"PNG"
)
==
0
||
#endif
#if
(defined
USE_JPEG
)
strcasecmp
(
papszList
[
i
],
"image/jpeg"
)
==
0
||
strcasecmp
(
papszList
[
i
],
"JPEG"
)
==
0
||
#endif
#ifdef
USE_GD_GIF
strcasecmp
(
papszList
[
i
],
"image/gif"
)
==
0
||
strcasecmp
(
papszList
[
i
],
"GIF"
)
==
0
||
#endif
0
) {
/* Found a match */
msInsertHashTable
(
&
(
layer
->
metadata
),
"wms_format"
,
papszList
[
i
]);
break
;
}
}
if
(
papszList
)
msFreeCharArray
(
papszList
,
numformats
);
}
/* end if unsupported format */
return
MS_SUCCESS
;
}
int
msLoadMapContextLayerStyle
(
CPLXMLNode
*
psStyle
,
layerObj
*
layer
,
int
nStyle
)
{
char
*
pszValue
,
*
pszValue1
,
*
pszValue2
;
const
char
*
pszHash
;
char
*
pszStyle
=
NULL
;
char
*
pszStyleName
;
CPLXMLNode
*
psStyleSLDBody
;
pszStyleName
=
(
char
*
)
CPLGetXMLValue
(
psStyle
,
"Name"
,
NULL
);
if
(
pszStyleName
==
NULL
) {
pszStyleName
=
(
char
*
)
malloc
(
20
);
sprintf
(
pszStyleName
,
"Style{%d}"
,
nStyle
);
}
else
pszStyleName
=
msStrdup
(
pszStyleName
);
/* wms_style */
pszValue
=
(
char
*
)
CPLGetXMLValue
(
psStyle
,
"current"
,
NULL
);
if
(
pszValue
!=
NULL
&&
(
strcasecmp
(
pszValue
,
"1"
)
==
0
||
strcasecmp
(
pszValue
,
"true"
)
==
0
))
msInsertHashTable
(
&
(
layer
->
metadata
),
"wms_style"
,
pszStyleName
);
/* wms_stylelist */
pszHash
=
msLookupHashTable
(
&
(
layer
->
metadata
),
"wms_stylelist"
);
if
(
pszHash
!=
NULL
) {
pszValue1
=
(
char
*
)
malloc
(
strlen
(
pszHash
)
+
strlen
(
pszStyleName
)
+
2
);
sprintf
(
pszValue1
,
"%s,%s"
,
pszHash
,
pszStyleName
);
msInsertHashTable
(
&
(
layer
->
metadata
),
"wms_stylelist"
,
pszValue1
);
free
(
pszValue1
);
}
else
msInsertHashTable
(
&
(
layer
->
metadata
),
"wms_stylelist"
,
pszStyleName
);
/* Title */
pszStyle
=
(
char
*
)
malloc
(
strlen
(
pszStyleName
)
+
20
);
sprintf
(
pszStyle
,
"wms_style_%s_title"
,
pszStyleName
);
if
(
msGetMapContextXMLHashValue
(
psStyle
,
"Title"
,
&
(
layer
->
metadata
),
pszStyle
)
==
MS_FAILURE
)
msInsertHashTable
(
&
(
layer
->
metadata
),
pszStyle
,
layer
->
name
);
free
(
pszStyle
);
/* SLD */
pszStyle
=
(
char
*
)
malloc
(
strlen
(
pszStyleName
)
+
15
);
sprintf
(
pszStyle
,
"wms_style_%s_sld"
,
pszStyleName
);
msGetMapContextXMLHashValueDecode
(
psStyle
,
"SLD.OnlineResource.xlink:href"
,
&
(
layer
->
metadata
),
pszStyle
);
free
(
pszStyle
);
/* SLDBODY */
pszStyle
=
(
char
*
)
malloc
(
strlen
(
pszStyleName
)
+
20
);
sprintf
(
pszStyle
,
"wms_style_%s_sld_body"
,
pszStyleName
);
psStyleSLDBody
=
CPLGetXMLNode
(
psStyle
,
"SLD.StyledLayerDescriptor"
);
/*some clients such as OpenLayers add a name space, which I believe is wrong but
added this additional test for compatibility #3115*/
if
(
psStyleSLDBody
==
NULL
)
psStyleSLDBody
=
CPLGetXMLNode
(
psStyle
,
"SLD.sld:StyledLayerDescriptor"
);
if
(
psStyleSLDBody
!=
NULL
&&
&
(
layer
->
metadata
)
!=
NULL
) {
pszValue
=
CPLSerializeXMLTree
(
psStyleSLDBody
);
if
(
pszValue
!=
NULL
) {
/* Before including SLDBody in the mapfile, we must replace the */
/* double quote for single quote. This is to prevent having this: */
/* "metadata" "<string attriute="ttt">" */
char
*
c
;
for
(
c
=
pszValue
;
*
c
!=
'\0'
;
c
++
)
if
(
*
c
==
'"'
)
*
c
=
'\''
;
msInsertHashTable
(
&
(
layer
->
metadata
),
pszStyle
,
pszValue
);
msFree
(
pszValue
);
}
}
free
(
pszStyle
);
/* LegendURL */
pszStyle
=
(
char
*
)
malloc
(
strlen
(
pszStyleName
)
+
25
);
sprintf
(
pszStyle
,
"wms_style_%s_legendurl"
,
pszStyleName
);
msLoadMapContextURLELements
(
CPLGetXMLNode
(
psStyle
,
"LegendURL"
),
&
(
layer
->
metadata
),
pszStyle
);
free
(
pszStyle
);
free
(
pszStyleName
);
/* */
/* Add the stylelist to the layer connection */
/* */
if
(
msLookupHashTable
(
&
(
layer
->
metadata
),
"wms_stylelist"
)
==
NULL
) {
if
(
layer
->
connection
)
pszValue
=
msStrdup
(
layer
->
connection
);
else
pszValue
=
msStrdup
(
""
);
pszValue1
=
strstr
(
pszValue
,
"STYLELIST="
);
if
(
pszValue1
!=
NULL
) {
pszValue1
+=
10
;
pszValue2
=
strchr
(
pszValue
,
'&'
);
if
(
pszValue2
!=
NULL
)
pszValue1
[
pszValue2
-
pszValue1
]
=
'\0'
;
msInsertHashTable
(
&
(
layer
->
metadata
),
"wms_stylelist"
,
pszValue1
);
}
free
(
pszValue
);
}
/* */
/* Add the style to the layer connection */
/* */
if
(
msLookupHashTable
(
&
(
layer
->
metadata
),
"wms_style"
)
==
NULL
) {
if
(
layer
->
connection
)
pszValue
=
msStrdup
(
layer
->
connection
);
else
pszValue
=
msStrdup
(
""
);
pszValue1
=
strstr
(
pszValue
,
"STYLE="
);
if
(
pszValue1
!=
NULL
) {
pszValue1
+=
6
;
pszValue2
=
strchr
(
pszValue
,
'&'
);
if
(
pszValue2
!=
NULL
)
pszValue1
[
pszValue2
-
pszValue1
]
=
'\0'
;
msInsertHashTable
(
&
(
layer
->
metadata
),
"wms_style"
,
pszValue1
);
}
free
(
pszValue
);
}
return
MS_SUCCESS
;
}
int
msLoadMapContextLayerDimension
(
CPLXMLNode
*
psDimension
,
layerObj
*
layer
)
{
char
*
pszValue
;
const
char
*
pszHash
;
char
*
pszDimension
=
NULL
,
*
pszDimensionName
=
NULL
;
pszDimensionName
=
(
char
*
)
CPLGetXMLValue
(
psDimension
,
"name"
,
NULL
);
if
(
pszDimensionName
==
NULL
) {
return
MS_FALSE
;
}
else
pszDimensionName
=
msStrdup
(
pszDimensionName
);
pszDimension
=
(
char
*
)
malloc
(
strlen
(
pszDimensionName
)
+
50
);
/* wms_dimension: This is the current dimension */
pszValue
=
(
char
*
)
CPLGetXMLValue
(
psDimension
,
"current"
,
NULL
);
if
(
pszValue
!=
NULL
&&
(
strcasecmp
(
pszValue
,
"1"
)
==
0
||
strcasecmp
(
pszValue
,
"true"
)
==
0
))
msInsertHashTable
(
&
(
layer
->
metadata
),
"wms_dimension"
,
pszDimensionName
);
/* wms_dimensionlist */
pszHash
=
msLookupHashTable
(
&
(
layer
->
metadata
),
"wms_dimensionlist"
);
if
(
pszHash
!=
NULL
) {
pszValue
=
(
char
*
)
malloc
(
strlen
(
pszHash
)
+
strlen
(
pszDimensionName
)
+
2
);
sprintf
(
pszValue
,
"%s,%s"
,
pszHash
,
pszDimensionName
);
msInsertHashTable
(
&
(
layer
->
metadata
),
"wms_dimensionlist"
,
pszValue
);
free
(
pszValue
);
}
else
msInsertHashTable
(
&
(
layer
->
metadata
),
"wms_dimensionlist"
,
pszDimensionName
);
/* Units */
sprintf
(
pszDimension
,
"wms_dimension_%s_units"
,
pszDimensionName
);
msGetMapContextXMLHashValue
(
psDimension
,
"units"
,
&
(
layer
->
metadata
),
pszDimension
);
/* UnitSymbol */
sprintf
(
pszDimension
,
"wms_dimension_%s_unitsymbol"
,
pszDimensionName
);
msGetMapContextXMLHashValue
(
psDimension
,
"unitSymbol"
,
&
(
layer
->
metadata
),
pszDimension
);
/* userValue */
sprintf
(
pszDimension
,
"wms_dimension_%s_uservalue"
,
pszDimensionName
);
msGetMapContextXMLHashValue
(
psDimension
,
"userValue"
,
&
(
layer
->
metadata
),
pszDimension
);
if
(
strcasecmp
(
pszDimensionName
,
"time"
)
==
0
)
msGetMapContextXMLHashValue
(
psDimension
,
"userValue"
,
&
(
layer
->
metadata
),
"wms_time"
);
/* default */
sprintf
(
pszDimension
,
"wms_dimension_%s_default"
,
pszDimensionName
);
msGetMapContextXMLHashValue
(
psDimension
,
"default"
,
&
(
layer
->
metadata
),
pszDimension
);
/* multipleValues */
sprintf
(
pszDimension
,
"wms_dimension_%s_multiplevalues"
,
pszDimensionName
);
msGetMapContextXMLHashValue
(
psDimension
,
"multipleValues"
,
&
(
layer
->
metadata
),
pszDimension
);
/* nearestValue */
sprintf
(
pszDimension
,
"wms_dimension_%s_nearestvalue"
,
pszDimensionName
);
msGetMapContextXMLHashValue
(
psDimension
,
"nearestValue"
,
&
(
layer
->
metadata
),
pszDimension
);
free
(
pszDimension
);
free
(
pszDimensionName
);
return
MS_SUCCESS
;
}
/*
** msLoadMapContextGeneral
**
** Load the General block of the mapcontext document
*/
int
msLoadMapContextGeneral
(
mapObj
*
map
,
CPLXMLNode
*
psGeneral
,
CPLXMLNode
*
psMapContext
,
int
nVersion
,
char
*
filename
)
{
char
*
pszProj
=
NULL
;
char
*
pszValue
,
*
pszValue1
,
*
pszValue2
;
int
nTmp
;
/* Projection */
pszValue
=
(
char
*
)
CPLGetXMLValue
(
psGeneral
,
"BoundingBox.SRS"
,
NULL
);
if
(
pszValue
!=
NULL
) {
if
(
strncasecmp
(
pszValue
,
"AUTO:"
,
5
)
==
0
) {
pszProj
=
msStrdup
(
pszValue
);
}
else
{
pszProj
=
(
char
*
)
malloc
(
sizeof
(
char
)
*
(
strlen
(
pszValue
)
+
10
));
sprintf
(
pszProj
,
"init=epsg:%s"
,
pszValue
+
5
);
}
msInitProjection
(
&
map
->
projection
);
map
->
projection
.
args
[
map
->
projection
.
numargs
]
=
msStrdup
(
pszProj
);
map
->
projection
.
numargs
++
;
msProcessProjection
(
&
map
->
projection
);
if
( (
nTmp
=
GetMapserverUnitUsingProj
(
&
(
map
->
projection
)))
==
-1
) {
free
(
pszProj
);
msSetError
(
MS_MAPCONTEXTERR
,
"Unable to set units for projection '%s'"
,
"msLoadMapContext()"
,
pszProj
);
return
MS_FAILURE
;
}
else
{
map
->
units
=
nTmp
;
}
free
(
pszProj
);
}
else
{
msDebug
(
"Mandatory data General.BoundingBox.SRS missing in %s."
,
filename
);
}
/* Extent */
if
(
msGetMapContextXMLFloatValue
(
psGeneral
,
"BoundingBox.minx"
,
&
(
map
->
extent
.
minx
))
==
MS_FAILURE
) {
msDebug
(
"Mandatory data General.BoundingBox.minx missing in %s."
,
filename
);
}
if
(
msGetMapContextXMLFloatValue
(
psGeneral
,
"BoundingBox.miny"
,
&
(
map
->
extent
.
miny
))
==
MS_FAILURE
) {
msDebug
(
"Mandatory data General.BoundingBox.miny missing in %s."
,
filename
);
}
if
(
msGetMapContextXMLFloatValue
(
psGeneral
,
"BoundingBox.maxx"
,
&
(
map
->
extent
.
maxx
))
==
MS_FAILURE
) {
msDebug
(
"Mandatory data General.BoundingBox.maxx missing in %s."
,
filename
);
}
if
(
msGetMapContextXMLFloatValue
(
psGeneral
,
"BoundingBox.maxy"
,
&
(
map
->
extent
.
maxy
))
==
MS_FAILURE
) {
msDebug
(
"Mandatory data General.BoundingBox.maxy missing in %s."
,
filename
);
}
/* Title */
if
(
msGetMapContextXMLHashValue
(
psGeneral
,
"Title"
,
&
(
map
->
web
.
metadata
),
"wms_title"
)
==
MS_FAILURE
) {
if
(
nVersion
>=
OWS_1_0_0
)
msDebug
(
"Mandatory data General.Title missing in %s."
,
filename
);
else
{
if
(
msGetMapContextXMLHashValue
(
psGeneral
,
"gml:name"
,
&
(
map
->
web
.
metadata
),
"wms_title"
)
==
MS_FAILURE
) {
if
(
nVersion
<
OWS_0_1_7
)
msDebug
(
"Mandatory data General.Title missing in %s."
,
filename
);
else
msDebug
(
"Mandatory data General.gml:name missing in %s."
,
filename
);
}
}
}
/* Name */
if
(
nVersion
>=
OWS_1_0_0
) {
pszValue
=
(
char
*
)
CPLGetXMLValue
(
psMapContext
,
"id"
,
NULL
);
if
(
pszValue
)
map
->
name
=
msStrdup
(
pszValue
);
}
else
{
if
(
msGetMapContextXMLStringValue
(
psGeneral
,
"Name"
,
&
(
map
->
name
))
==
MS_FAILURE
) {
msGetMapContextXMLStringValue
(
psGeneral
,
"gml:name"
,
&
(
map
->
name
));
}
}
/* Keyword */
if
(
nVersion
>=
OWS_1_0_0
) {
msLoadMapContextListInMetadata
(
CPLGetXMLNode
(
psGeneral
,
"KeywordList"
),
&
(
map
->
web
.
metadata
),
"KEYWORD"
,
"wms_keywordlist"
,
","
);
}
else
msGetMapContextXMLHashValue
(
psGeneral
,
"Keywords"
,
&
(
map
->
web
.
metadata
),
"wms_keywordlist"
);
/* Window */
pszValue1
=
(
char
*
)
CPLGetXMLValue
(
psGeneral
,
"Window.width"
,
NULL
);
pszValue2
=
(
char
*
)
CPLGetXMLValue
(
psGeneral
,
"Window.height"
,
NULL
);
if
(
pszValue1
!=
NULL
&&
pszValue2
!=
NULL
) {
map
->
width
=
atoi
(
pszValue1
);
map
->
height
=
atoi
(
pszValue2
);
}
/* Abstract */
if
(
msGetMapContextXMLHashValue
(
psGeneral
,
"Abstract"
,
&
(
map
->
web
.
metadata
),
"wms_abstract"
)
==
MS_FAILURE
) {
msGetMapContextXMLHashValue
(
psGeneral
,
"gml:description"
,
&
(
map
->
web
.
metadata
),
"wms_abstract"
);
}
/* DataURL */
msGetMapContextXMLHashValueDecode
(
psGeneral
,
"DataURL.OnlineResource.xlink:href"
,
&
(
map
->
web
.
metadata
),
"wms_dataurl"
);
/* LogoURL */
/* The logourl have a width, height, format and an URL */
msLoadMapContextURLELements
(
CPLGetXMLNode
(
psGeneral
,
"LogoURL"
),
&
(
map
->
web
.
metadata
),
"wms_logourl"
);
/* DescriptionURL */
/* The descriptionurl have a width, height, format and an URL */
msLoadMapContextURLELements
(
CPLGetXMLNode
(
psGeneral
,
"DescriptionURL"
),
&
(
map
->
web
.
metadata
),
"wms_descriptionurl"
);
/* Contact Info */
msLoadMapContextContactInfo
(
CPLGetXMLNode
(
psGeneral
,
"ContactInformation"
),
&
(
map
->
web
.
metadata
) );
return
MS_SUCCESS
;
}
/*
** msLoadMapContextLayer
**
** Load a Layer block from a MapContext document
*/
int
msLoadMapContextLayer
(
mapObj
*
map
,
CPLXMLNode
*
psLayer
,
int
nVersion
,
char
*
filename
,
int
unique_layer_names
)
{
char
*
pszProj
=
NULL
;
char
*
pszValue
;
const
char
*
pszHash
;
char
*
pszName
=
NULL
;
CPLXMLNode
*
psFormatList
,
*
psFormat
,
*
psStyleList
,
*
psStyle
,
*
psExtension
;
CPLXMLNode
*
psDimensionList
,
*
psDimension
;
int
nStyle
;
layerObj
*
layer
;
/* Init new layer */
if
(
msGrowMapLayers
(
map
)
==
NULL
)
return
MS_FAILURE
;
layer
=
(
GET_LAYER
(
map
,
map
->
numlayers
));
initLayer
(
layer
,
map
);
layer
->
map
=
(
mapObj
*
)
map
;
layer
->
type
=
MS_LAYER_RASTER
;
/* save the index */
GET_LAYER
(
map
,
map
->
numlayers
)
->
index
=
map
->
numlayers
;
map
->
layerorder
[
map
->
numlayers
]
=
map
->
numlayers
;
map
->
numlayers
++
;
/* Status */
pszValue
=
(
char
*
)
CPLGetXMLValue
(
psLayer
,
"hidden"
,
"1"
);
if
((
pszValue
!=
NULL
)
&&
(
atoi
(
pszValue
)
==
0
&&
!
strcasecmp
(
pszValue
,
"true"
)
==
0
))
layer
->
status
=
MS_ON
;
else
layer
->
status
=
MS_OFF
;
/* Queryable */
pszValue
=
(
char
*
)
CPLGetXMLValue
(
psLayer
,
"queryable"
,
"0"
);
if
(
pszValue
!=
NULL
&&
(
atoi
(
pszValue
)
==
1
||
strcasecmp
(
pszValue
,
"true"
)
==
0
))
layer
->
template
=
msStrdup
(
"ttt"
);
/* Name and Title */
pszValue
=
(
char
*
)
CPLGetXMLValue
(
psLayer
,
"Name"
,
NULL
);
if
(
pszValue
!=
NULL
) {
msInsertHashTable
(
&
(
layer
->
metadata
),
"wms_name"
,
pszValue
);
if
(
unique_layer_names
) {
pszName
=
(
char
*
)
malloc
(
sizeof
(
char
)
*
(
strlen
(
pszValue
)
+
15
));
sprintf
(
pszName
,
"l%d:%s"
,
layer
->
index
,
pszValue
);
layer
->
name
=
msStrdup
(
pszName
);
free
(
pszName
);
}
else
layer
->
name
=
msStrdup
(
pszValue
);
}
else
{
pszName
=
(
char
*
)
malloc
(
sizeof
(
char
)
*
15
);
sprintf
(
pszName
,
"l%d:"
,
layer
->
index
);
layer
->
name
=
msStrdup
(
pszName
);
free
(
pszName
);
}
if
(
msGetMapContextXMLHashValue
(
psLayer
,
"Title"
,
&
(
layer
->
metadata
),
"wms_title"
)
==
MS_FAILURE
) {
if
(
msGetMapContextXMLHashValue
(
psLayer
,
"Server.title"
,
&
(
layer
->
metadata
),
"wms_title"
)
==
MS_FAILURE
) {
msDebug
(
"Mandatory data Layer.Title missing in %s."
,
filename
);
}
}
/* Server Title */
msGetMapContextXMLHashValue
(
psLayer
,
"Server.title"
,
&
(
layer
->
metadata
),
"wms_server_title"
);
/* Abstract */
msGetMapContextXMLHashValue
(
psLayer
,
"Abstract"
,
&
(
layer
->
metadata
),
"wms_abstract"
);
/* DataURL */
if
(
nVersion
<=
OWS_0_1_4
) {
msGetMapContextXMLHashValueDecode
(
psLayer
,
"DataURL.OnlineResource.xlink:href"
,
&
(
layer
->
metadata
),
"wms_dataurl"
);
}
else
{
/* The DataURL have a width, height, format and an URL */
/* Width and height are not used, but they are included to */
/* be consistent with the spec. */
msLoadMapContextURLELements
(
CPLGetXMLNode
(
psLayer
,
"DataURL"
),
&
(
layer
->
metadata
),
"wms_dataurl"
);
}
/* The MetadataURL have a width, height, format and an URL */
/* Width and height are not used, but they are included to */
/* be consistent with the spec. */
msLoadMapContextURLELements
(
CPLGetXMLNode
(
psLayer
,
"MetadataURL"
),
&
(
layer
->
metadata
),
"wms_metadataurl"
);
/* MinScale && MaxScale */
pszValue
=
(
char
*
)
CPLGetXMLValue
(
psLayer
,
"sld:MinScaleDenominator"
,
NULL
);
if
(
pszValue
!=
NULL
) {
layer
->
minscaledenom
=
atof
(
pszValue
);
}
pszValue
=
(
char
*
)
CPLGetXMLValue
(
psLayer
,
"sld:MaxScaleDenominator"
,
NULL
);
if
(
pszValue
!=
NULL
) {
layer
->
maxscaledenom
=
atof
(
pszValue
);
}
/* */
/* Server */
/* */
if
(
nVersion
>=
OWS_0_1_4
) {
if
(
msGetMapContextXMLStringValueDecode
(
psLayer
,
"Server.OnlineResource.xlink:href"
,
&
(
layer
->
connection
))
==
MS_FAILURE
) {
msSetError
(
MS_MAPCONTEXTERR
,
"Mandatory data Server.OnlineResource.xlink:href missing in %s."
,
"msLoadMapContext()"
,
filename
);
return
MS_FAILURE
;
}
else
{
msGetMapContextXMLHashValueDecode
(
psLayer
,
"Server.OnlineResource.xlink:href"
,
&
(
layer
->
metadata
),
"wms_onlineresource"
);
layer
->
connectiontype
=
MS_WMS
;
}
}
else
{
if
(
msGetMapContextXMLStringValueDecode
(
psLayer
,
"Server.onlineResource"
,
&
(
layer
->
connection
))
==
MS_FAILURE
) {
msSetError
(
MS_MAPCONTEXTERR
,
"Mandatory data Server.onlineResource missing in %s."
,
"msLoadMapContext()"
,
filename
);
return
MS_FAILURE
;
}
else
{
msGetMapContextXMLHashValueDecode
(
psLayer
,
"Server.onlineResource"
,
&
(
layer
->
metadata
),
"wms_onlineresource"
);
layer
->
connectiontype
=
MS_WMS
;
}
}
if
(
nVersion
>=
OWS_0_1_4
) {
if
(
msGetMapContextXMLHashValue
(
psLayer
,
"Server.version"
,
&
(
layer
->
metadata
),
"wms_server_version"
)
==
MS_FAILURE
) {
msSetError
(
MS_MAPCONTEXTERR
,
"Mandatory data Server.version missing in %s."
,
"msLoadMapContext()"
,
filename
);
return
MS_FAILURE
;
}
}
else
{
if
(
msGetMapContextXMLHashValue
(
psLayer
,
"Server.wmtver"
,
&
(
layer
->
metadata
),
"wms_server_version"
)
==
MS_FAILURE
) {
msSetError
(
MS_MAPCONTEXTERR
,
"Mandatory data Server.wmtver missing in %s."
,
"msLoadMapContext()"
,
filename
);
return
MS_FAILURE
;
}
}
/* Projection */
msLoadMapContextListInMetadata
(
psLayer
,
&
(
layer
->
metadata
),
"SRS"
,
"wms_srs"
,
" "
);
pszHash
=
msLookupHashTable
(
&
(
layer
->
metadata
),
"wms_srs"
);
if
(((
pszHash
==
NULL
)
||
(
strcasecmp
(
pszHash
,
""
)
==
0
))
&&
map
->
projection
.
numargs
!=
0
) {
pszProj
=
map
->
projection
.
args
[
map
->
projection
.
numargs
-
1
];
if
(
pszProj
!=
NULL
) {
if
(
strncasecmp
(
pszProj
,
"AUTO:"
,
5
)
==
0
) {
msInsertHashTable
(
&
(
layer
->
metadata
),
"wms_srs"
,
pszProj
);
}
else
{
if
(
strlen
(
pszProj
)
>
10
) {
pszProj
=
(
char
*
)
malloc
(
sizeof
(
char
)
*
(
strlen
(
pszProj
)));
sprintf
(
pszProj
,
"EPSG:%s"
,
map
->
projection
.
args
[
map
->
projection
.
numargs
-
1
]
+
10
);
msInsertHashTable
(
&
(
layer
->
metadata
),
"wms_srs"
,
pszProj
);
}
else
{
msDebug
(
"Unable to set data for layer wms_srs from this"
" value %s."
,
pszProj
);
}
}
}
}
/* */
/* Format */
/* */
if
(
nVersion
>=
OWS_0_1_4
) {
psFormatList
=
CPLGetXMLNode
(
psLayer
,
"FormatList"
);
}
else
{
psFormatList
=
psLayer
;
}
if
(
psFormatList
!=
NULL
) {
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