source: trunk/zoo-project/zoo-kernel/service_internal_ms.c @ 451

Last change on this file since 451 was 451, checked in by djay, 6 years ago

Small fixes for building on windows platform.

  • Property svn:eol-style set to native
  • Property svn:mime-type set to text/x-csrc
File size: 34.0 KB
Line 
1/**
2 * Author : Gérald FENOY
3 *
4 *  Copyright 2010-2011 Fondazione Edmund Mach. All rights reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24
25#ifdef USE_MS
26#ifndef WIN32
27#define CLASS class
28#else
29#define CLASS _class
30#endif
31#include "service_internal_ms.h"
32
33/**
34 * Map composed by a main.cfg maps name as key and the corresponding
35 * MapServer Mafile Metadata name to use
36 * see doc from here :
37 *  - http://mapserver.org/ogc/wms_server.html
38 *  - http://mapserver.org/ogc/wfs_server.html
39 *  - http://mapserver.org/ogc/wcs_server.html
40 */
41map* getCorrespondance(){
42  map* res=createMap("encoding","ows_encoding");
43  addToMap(res,"abstract","ows_abstract");
44  addToMap(res,"title","ows_title");
45  addToMap(res,"keywords","ows_keywordlist");
46  addToMap(res,"fees","ows_fees");
47  addToMap(res,"accessConstraints","ows_accessconstraints");
48  addToMap(res,"providerName","ows_attribution_title");
49  addToMap(res,"providerSite","ows_service_onlineresource");
50  addToMap(res,"individualName","ows_contactperson");
51  addToMap(res,"positionName","ows_contactposition");
52  addToMap(res,"providerName","ows_contactorganization");
53  addToMap(res,"role","ows_role");
54  addToMap(res,"addressType","ows_addresstype");
55  addToMap(res,"addressCity","ows_city");
56  addToMap(res,"addressDeliveryPoint","ows_address");
57  addToMap(res,"addressPostalCode","ows_postcode");
58  addToMap(res,"addressAdministrativeArea","ows_stateorprovince");
59  addToMap(res,"addressCountry","ows_country");
60  addToMap(res,"phoneVoice","ows_contactvoicetelephone");
61  addToMap(res,"phoneFacsimile","ows_contactfacsimiletelephone");
62  addToMap(res,"addressElectronicMailAddress","ows_contactelectronicmailaddress");
63  // Missing Madatory Informations
64  addToMap(res,"hoursOfService","ows_hoursofservice");
65  addToMap(res,"contactInstructions","ows_contactinstructions");
66  return res;
67}
68
69void setMapSize(maps* output,double minx,double miny,double maxx,double maxy){
70  double maxWidth=640;
71  double maxHeight=480;
72  double deltaX=maxx-minx;
73  double deltaY=maxy-miny;
74  double qWidth;
75  qWidth=maxWidth/deltaX;
76  double qHeight;
77  qHeight=maxHeight/deltaY;
78#ifdef DEBUGMS
79  fprintf(stderr,"deltaX : %.15f \ndeltaY : %.15f\n",deltaX,deltaY);
80  fprintf(stderr,"qWidth : %.15f \nqHeight : %.15f\n",qWidth,qHeight);
81#endif
82
83  double width=deltaX*qWidth;
84  double height=height=deltaY*qWidth;
85  if(deltaX<deltaY){
86    width=deltaX*qHeight;
87    height=deltaY*qHeight;
88  }
89  if(height<0)
90    height=-height;
91  if(width<0)
92    width=-width;
93  char sWidth[1024];
94  char sHeight[1024];
95  sprintf(sWidth,"%.3f",width);
96  sprintf(sHeight,"%.3f",height);
97#ifdef DEBUGMS
98  fprintf(stderr,"sWidth : %.15f \nsHeight : %.15f\n",sWidth,sHeight);
99#endif
100  if(output!=NULL){
101    addToMap(output->content,"width",sWidth);
102    addToMap(output->content,"height",sHeight);
103  }
104}
105
106void setReferenceUrl(maps* m,maps* tmpI){
107  outputMapfile(m,tmpI);
108  map *msUrl=getMapFromMaps(m,"main","mapserverAddress");
109  map *msOgcVersion=getMapFromMaps(m,"main","msOgcVersion");
110  map *dataPath=getMapFromMaps(m,"main","dataPath");
111  map *sid=getMapFromMaps(m,"lenv","sid");
112  map* format=getMap(tmpI->content,"mimeType");
113  map* rformat=getMap(tmpI->content,"requestedMimeType");
114  map* width=getMap(tmpI->content,"width");
115  map* height=getMap(tmpI->content,"height");
116  map* protoMap=getMap(tmpI->content,"msOgc");
117  map* versionMap=getMap(tmpI->content,"msOgcVersion");
118  char options[3][5][25]={
119    {"WMS","1.3.0","GetMap","layers=%s","wms_extent"},
120    {"WFS","1.1.0","GetFeature","typename=%s","wcs_extent"},
121    {"WCS","1.1.0","GetCoverage","coverage=%s","wcs_extent"}
122  };
123  int proto=0;
124  if(rformat==NULL){
125    rformat=getMap(tmpI->content,"mimeType");
126  }
127  if(strncasecmp(rformat->value,"text/xml",8)==0)
128    proto=1;
129  if(strncasecmp(rformat->value,"image/tiff",10)==0)
130    proto=2;
131  if(protoMap!=NULL)
132    if(strncasecmp(protoMap->value,"WMS",3)==0)
133      proto=0;
134    else if(strncasecmp(protoMap->value,"WFS",3)==0)
135      proto=1;
136    else 
137      proto=2;
138 
139  char *protoVersion=options[proto][1];
140  if(proto==1){
141    if(msOgcVersion!=NULL)
142      protoVersion=msOgcVersion->value;
143    if(versionMap!=NULL)
144      protoVersion=versionMap->value;
145  }
146
147  map* extent=getMap(tmpI->content,options[proto][4]);
148  map* crs=getMap(tmpI->content,"crs");
149  int hasCRS=1;
150  if(crs==NULL){
151    crs=getMapFromMaps(m,"main","crs");
152    if(crs==NULL){
153      crs=createMap("crs","epsg:4326");
154      hasCRS=0;
155    }
156  }
157  char layers[128];
158  sprintf(layers,options[proto][3],tmpI->name);
159
160  char* webService_url=(char*)malloc((strlen(msUrl->value)+strlen(format->value)+strlen(tmpI->name)+strlen(width->value)+strlen(height->value)+strlen(extent->value)+256)*sizeof(char));
161
162  if(proto>0){
163    sprintf(webService_url,
164            "%s?map=%s/%s_%s.map&request=%s&service=%s&version=%s&%s&format=%s&bbox=%s&crs=%s",
165            msUrl->value,
166            dataPath->value,
167            tmpI->name,
168            sid->value,
169            options[proto][2],
170            options[proto][0],
171            protoVersion,
172            layers,
173            rformat->value,
174            extent->value,
175            crs->value
176            );
177  }
178  else{
179    sprintf(webService_url,
180            "%s?map=%s/%s_%s.map&request=%s&service=%s&version=%s&%s&width=%s&height=%s&format=%s&bbox=%s&crs=%s",
181            msUrl->value,
182            dataPath->value,
183            tmpI->name,
184            sid->value,
185            options[proto][2],
186            options[proto][0],
187            protoVersion,
188            layers,
189            width->value,
190            height->value,
191            rformat->value,
192            extent->value,
193            crs->value
194            );
195  }
196  if(hasCRS==0){
197    freeMap(&crs);
198    free(crs);
199  }
200  addToMap(tmpI->content,"Reference",webService_url);
201
202}
203
204/**
205 * Set projection using Authority Code and Name if available or fallback to
206 * proj4 definition if available or fallback to default EPSG:4326
207 */
208void setSrsInformations(maps* output,mapObj* m,layerObj* myLayer,
209                        char* pszProjection){
210  OGRSpatialReferenceH  hSRS;
211  map* msSrs=NULL;
212  hSRS = OSRNewSpatialReference(NULL);
213  if( pszProjection!=NULL && strlen(pszProjection)>1){
214    if(OSRImportFromWkt( hSRS, &pszProjection ) == CE_None ){
215      char *proj4Str=NULL;
216      if(OSRGetAuthorityName(hSRS,NULL)!=NULL && 
217         OSRGetAuthorityCode(hSRS,NULL)!=NULL){
218        char tmpSrs[20];
219        sprintf(tmpSrs,"%s:%s",
220                OSRGetAuthorityName(hSRS,NULL),OSRGetAuthorityCode(hSRS,NULL));
221        msLoadProjectionStringEPSG(&m->projection,tmpSrs);
222        msLoadProjectionStringEPSG(&myLayer->projection,tmpSrs);
223       
224        char tmpSrss[256];
225        sprintf(tmpSrss,"EPSG:4326 EPSG:900913 %s",tmpSrs);
226       
227        msInsertHashTable(&(m->web.metadata), "ows_srs", tmpSrss);
228        msInsertHashTable(&(myLayer->metadata), "ows_srs", tmpSrss);
229       
230#ifdef DEBUGMS
231        fprintf(stderr,"isGeo %b\n\n",OSRIsGeographic(hSRS)==TRUE);
232#endif
233        if(output!=NULL){
234          if(OSRIsGeographic(hSRS)==TRUE)
235            addToMap(output->content,"crs_isGeographic","true");
236          else
237            addToMap(output->content,"crs_isGeographic","false");
238          addToMap(output->content,"crs",tmpSrs);
239        }
240      }
241      else{
242        OSRExportToProj4(hSRS,&proj4Str);
243        fprintf(stderr,"Debug WKT: %s \n",proj4Str);
244        if(proj4Str!=NULL){
245#ifdef DEBUGMS
246          fprintf(stderr,"PROJ (%s)\n",proj4Str);
247#endif
248          msLoadProjectionString(&(m->projection),proj4Str);
249          msLoadProjectionString(&(myLayer->projection),proj4Str);
250          if(output!=NULL){ 
251            if(OSRIsGeographic(hSRS)==TRUE)
252              addToMap(output->content,"crs_isGeographic","true");
253            else
254              addToMap(output->content,"crs_isGeographic","false");
255          }
256        }
257        else{
258          msLoadProjectionStringEPSG(&m->projection,"EPSG:4326");
259          msLoadProjectionStringEPSG(&myLayer->projection,"EPSG:4326");
260          if(output!=NULL){
261            addToMap(output->content,"crs_isGeographic","true");
262          }
263        }
264        if(output!=NULL){
265          addToMap(output->content,"crs","EPSG:4326");
266          addToMap(output->content,"real_extent","true");
267        }
268        msInsertHashTable(&(m->web.metadata),"ows_srs", "EPSG:4326 EPSG:900913");
269        msInsertHashTable(&(myLayer->metadata),"ows_srs","EPSG:4326 EPSG:900913");
270      }
271    }
272  }
273  else{
274    if(output!=NULL){
275      msSrs=getMap(output->content,"msSrs");
276    }
277    if(msSrs!=NULL){
278      msLoadProjectionStringEPSG(&m->projection,msSrs->value);
279      msLoadProjectionStringEPSG(&myLayer->projection,msSrs->value);
280      char tmpSrs[128];
281      sprintf(tmpSrs,"%s EPSG:4326 EPSG:900913",msSrs);
282      msInsertHashTable(&(m->web.metadata),"ows_srs",tmpSrs);
283      msInsertHashTable(&(myLayer->metadata),"ows_srs",tmpSrs);
284    }else{
285      msLoadProjectionStringEPSG(&m->projection,"EPSG:4326");
286      msLoadProjectionStringEPSG(&myLayer->projection,"EPSG:4326");
287      msInsertHashTable(&(m->web.metadata),"ows_srs","EPSG:4326 EPSG:900913");
288      msInsertHashTable(&(myLayer->metadata),"ows_srs","EPSG:4326 EPSG:900913");
289    }
290    if(output!=NULL){
291      addToMap(output->content,"crs",msSrs->value);
292      addToMap(output->content,"crs_isGeographic","true");
293    }
294  }
295
296  OSRDestroySpatialReference( hSRS );
297}
298
299void setMsExtent(maps* output,mapObj* m,layerObj* myLayer,
300                 double minX,double minY,double maxX,double maxY){
301  msMapSetExtent(m,minX,minY,maxX,maxY);
302#ifdef DEBUGMS
303  fprintf(stderr,"Extent %.15f %.15f %.15f %.15f\n",minX,minY,maxX,maxY);
304#endif
305  char tmpExtent[1024];
306  sprintf(tmpExtent,"%.15f %.15f %.15f %.15f",minX,minY,maxX,maxY);
307#ifdef DEBUGMS
308  fprintf(stderr,"Extent %s\n",tmpExtent);
309#endif
310  msInsertHashTable(&(myLayer->metadata), "ows_extent", tmpExtent);
311 
312  if(output!=NULL){
313    map* test=getMap(output->content,"real_extent");
314    if(test!=NULL){
315      pointObj min, max;
316      projectionObj tempSrs;
317      min.x = m->extent.minx;
318      min.y = m->extent.miny;
319      max.x = m->extent.maxx;
320      max.y = m->extent.maxy;
321      char tmpSrsStr[1024];
322      msInitProjection(&tempSrs);
323      msLoadProjectionStringEPSG(&tempSrs,"EPSG:4326");
324
325      msProjectPoint(&(m->projection),&tempSrs,&min);
326      msProjectPoint(&m->projection,&tempSrs,&max);
327     
328      sprintf(tmpExtent,"%.3f,%.3f,%.3f,%.3f",min.y,min.x,max.y,max.x);
329      map* isGeo=getMap(output->content,"crs_isGeographic");
330#ifdef DEBUGMS
331      fprintf(stderr,"isGeo = %s\n",isGeo->value);
332#endif
333      if(isGeo!=NULL && strcasecmp("true",isGeo->value)==0)
334        sprintf(tmpExtent,"%f,%f,%f,%f", minY,minX, maxY, maxX);
335      addToMap(output->content,"wms_extent",tmpExtent);
336      sprintf(tmpSrsStr,"%.3f,%.3f,%.3f,%.3f",min.x,min.y,max.x,max.y);
337      addToMap(output->content,"wcs_extent",tmpExtent);
338    }else{
339      sprintf(tmpExtent,"%f,%f,%f,%f",minX, minY, maxX, maxY);
340      map* isGeo=getMap(output->content,"crs_isGeographic");
341      if(isGeo!=NULL){
342#ifdef DEBUGMS
343        fprintf(stderr,"isGeo = %s\n",isGeo->value);
344#endif
345        if(isGeo!=NULL && strcasecmp("true",isGeo->value)==0)
346          sprintf(tmpExtent,"%f,%f,%f,%f", minY,minX, maxY, maxX);
347      }
348      addToMap(output->content,"wms_extent",tmpExtent); 
349      sprintf(tmpExtent,"%.3f,%.3f,%.3f,%.3f",minX,minY,maxX,maxY);
350      addToMap(output->content,"wcs_extent",tmpExtent);
351    }
352  }
353
354  setMapSize(output,minX,minY,maxX,maxY);
355}
356
357int tryOgr(maps* conf,maps* output,mapObj* m){
358
359  map* tmpMap=getMap(output->content,"storage");
360  char *pszDataSource=tmpMap->value;
361
362  /**
363   * Try to open the DataSource using OGR
364   */
365  OGRRegisterAll();
366  /**
367   * Try to load the file as ZIP
368   */
369
370  OGRDataSourceH poDS1 = NULL;
371  OGRSFDriverH *poDriver1 = NULL;
372  char *dsName=(char*)malloc((8+strlen(pszDataSource)+1)*sizeof(char));
373  char *odsName=strdup(pszDataSource);
374  char *sdsName=strdup(pszDataSource);
375  char *demo=strstr(odsName,".");
376  sdsName[strlen(sdsName)-(strlen(demo)-1)]='d';
377  sdsName[strlen(sdsName)-(strlen(demo)-2)]='i';
378  sdsName[strlen(sdsName)-(strlen(demo)-3)]='r';
379  sdsName[strlen(sdsName)-(strlen(demo)-4)]=0;
380
381  odsName[strlen(odsName)-(strlen(demo)-1)]='z';
382  odsName[strlen(odsName)-(strlen(demo)-2)]='i';
383  odsName[strlen(odsName)-(strlen(demo)-3)]='p';
384  odsName[strlen(odsName)-(strlen(demo)-4)]=0;
385  sprintf(dsName,"/vsizip/%s",odsName);
386
387#ifdef DEBUGMS
388  fprintf(stderr,"Try loading %s, %s, %s\n",dsName,odsName,dsName);
389#endif
390
391  FILE* file = fopen(pszDataSource, "rb");
392  FILE* fileZ = fopen(odsName, "wb");
393  fseek(file, 0, SEEK_END);
394  unsigned long fileLen=ftell(file);
395  fseek(file, 0, SEEK_SET);
396  char *buffer=(char *)malloc(fileLen+1);
397  fread(buffer, fileLen, 1, file);
398  fwrite(buffer,fileLen, 1, fileZ);
399  fclose(file);
400  fclose(fileZ);
401  free(buffer);
402#ifdef DEBUGMS
403  fprintf(stderr,"Try loading %s",dsName);
404#endif
405  poDS1 = OGROpen( dsName, FALSE, poDriver1 );
406  if( poDS1 == NULL ){
407    fprintf(stderr,"Unable to access the DataSource as ZIP File\n");
408    setMapInMaps(conf,"lenv","message","Unable to open datasource in read only mode");
409    OGR_DS_Destroy(poDS1);
410  }else{
411#ifdef DEBUGMS
412    fprintf(stderr,"The DataSource is a  ZIP File\n");
413#endif
414    char** demo=VSIReadDir(dsName);
415    int i=0;
416    mkdir(sdsName
417#ifndef WIN32
418                ,S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH
419#endif
420                );
421    while(demo[i]!=NULL){
422#ifdef DEBUGMS
423      fprintf(stderr,"ZIP File content : %s\n",demo[i]);
424#endif
425      char *tmpDs=(char*)malloc((strlen(dsName)+strlen(demo[i])+2)*sizeof(char));
426      sprintf(tmpDs,"%s/%s",dsName,demo[i]);
427      fprintf(stderr,"read : %s\n",tmpDs);
428     
429      VSILFILE* vsif=VSIFOpenL(tmpDs,"rb");
430#ifdef DEBUGMS
431      fprintf(stderr,"open : %s\n",tmpDs);
432#endif
433      VSIFSeekL(vsif,0,SEEK_END);
434      int size=VSIFTellL(vsif);
435#ifdef DEBUGMS
436      fprintf(stderr,"size : %d\n",size);
437#endif
438      VSIFSeekL(vsif,0,SEEK_SET);
439      char *vsifcontent=(char*) malloc((size+1)*sizeof(char));
440      VSIFReadL(vsifcontent,1,size,vsif);
441      char *fpath=(char*) malloc((strlen(sdsName)+strlen(demo[1])+2)*sizeof(char));
442      sprintf(fpath,"%s/%s",sdsName,demo[i]);
443      int f=open(fpath,O_WRONLY|O_CREAT,S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH);
444      write(f,vsifcontent,size);
445      close(f);
446      chmod(fpath,S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH);
447      char* tmpP=strstr(fpath,".shp");
448      if(tmpP==NULL)
449        tmpP=strstr(fpath,".SHP");
450      if(tmpP!=NULL){
451#ifdef DEBUGMS
452        fprintf(stderr,"*** DEBUG %s\n",strstr(tmpP,"."));
453#endif
454        if( strcmp(tmpP,".shp")==0 || strcmp(tmpP,".SHP")==0 ){
455          tmpMap=getMap(output->content,"storage");
456          free(tmpMap->value);
457          tmpMap->value=(char*) malloc((strlen(fpath)+1)*sizeof(char));
458          sprintf(tmpMap->value,"%s",fpath);
459          pszDataSource=tmpMap->value;
460#ifdef DEBUGMS
461          fprintf(stderr,"*** DEBUG %s\n",pszDataSource);
462#endif
463        }
464      }
465      VSIFCloseL(vsif);
466      i++;
467    }
468
469  }
470
471  OGRDataSourceH poDS = NULL;
472  OGRSFDriverH *poDriver = NULL;
473  poDS = OGROpen( pszDataSource, FALSE, poDriver );
474  if( poDS == NULL ){
475#ifdef DEBUGMS
476    fprintf(stderr,"Unable to access the DataSource %s\n",pszDataSource);
477#endif
478    setMapInMaps(conf,"lenv","message","Unable to open datasource in read only mode");
479    OGR_DS_Destroy(poDS);
480    OGRCleanupAll();
481#ifdef DEBUGMS
482    fprintf(stderr,"Unable to access the DataSource, exit! \n"); 
483#endif
484    return -1;
485  }
486
487  int iLayer = 0;
488  for( iLayer=0; iLayer < OGR_DS_GetLayerCount(poDS); iLayer++ ){
489    OGRLayerH poLayer = OGR_DS_GetLayer(poDS,iLayer);
490
491    if( poLayer == NULL ){
492#ifdef DEBUGMS
493      fprintf(stderr,"Unable to access the DataSource Layer \n");
494#endif
495      setMapInMaps(conf,"lenv","message","Unable to open datasource in read only mode");
496      return -1;
497    }
498
499    /**
500     * Add a new layer set name, data
501     */
502    if(msGrowMapLayers(m)==NULL){
503      return -1;
504    }
505    if(initLayer((m->layers[m->numlayers]), m) == -1){
506      return -1;
507    }
508
509    layerObj* myLayer=m->layers[m->numlayers];
510#ifdef DEBUGMS
511    dumpMaps(output);
512#endif
513    myLayer->name = strdup(output->name);
514    myLayer->tileitem=NULL;
515    myLayer->data = strdup(OGR_L_GetName(poLayer));
516    myLayer->connection = strdup(pszDataSource);
517    myLayer->index = m->numlayers;
518    myLayer->dump = MS_TRUE;
519    myLayer->status = MS_ON;
520    msConnectLayer(myLayer,MS_OGR,pszDataSource);
521
522    /**
523     * Detect the Geometry Type or use Polygon
524     */
525    if(OGR_L_GetGeomType(poLayer) != wkbUnknown){
526      switch(OGR_L_GetGeomType(poLayer)){
527      case wkbPoint:
528      case wkbMultiPoint:
529      case wkbPoint25D:
530      case wkbMultiPoint25D:
531#ifdef DEBUGMS
532        fprintf(stderr,"POINT DataSource Layer \n");
533#endif
534        myLayer->type = MS_LAYER_POINT;
535        break;
536      case wkbLineString :
537      case wkbMultiLineString :
538      case wkbLineString25D:
539      case wkbMultiLineString25D:
540#ifdef DEBUGMS
541        fprintf(stderr,"LINE DataSource Layer \n");
542#endif
543        myLayer->type = MS_LAYER_LINE;
544        break;
545      case wkbPolygon:
546      case wkbMultiPolygon:
547      case wkbPolygon25D:
548      case wkbMultiPolygon25D:
549#ifdef DEBUGMS
550        fprintf(stderr,"POLYGON DataSource Layer \n");
551#endif
552        myLayer->type = MS_LAYER_POLYGON;
553        break;
554      default:
555        myLayer->type = MS_LAYER_POLYGON;
556        break;
557      }
558    }else
559      myLayer->type = MS_LAYER_POLYGON;
560
561    /**
562     * Detect spatial reference or use WGS84
563     */
564    OGRSpatialReferenceH srs=OGR_L_GetSpatialRef(poLayer);
565    if(srs!=NULL){
566      char *wkt=NULL;
567      OSRExportToWkt(srs,&wkt);
568      setSrsInformations(output,m,myLayer,wkt);
569    }
570    else{
571      addToMap(output->content,"crs","EPSG:4326");
572      addToMap(output->content,"crs_isGeographic","true");
573      msLoadProjectionStringEPSG(&m->projection,"EPSG:4326");
574      msInsertHashTable(&(m->web.metadata), "ows_srs", "EPSG:4326 EPSG:900913");
575      msInsertHashTable(&(myLayer->metadata), "ows_srs", "EPSG:4326 EPSG:900913");
576    }
577
578    map* crs=getMap(output->content,"crs");
579    map* isGeo=getMap(output->content,"crs_isGeographic");
580
581    OGREnvelope oExt;
582    if (OGR_L_GetExtent(poLayer,&oExt, TRUE) == OGRERR_NONE){
583      setMsExtent(output,m,myLayer,oExt.MinX, oExt.MinY, oExt.MaxX, oExt.MaxY);
584    }
585 
586    /**
587     * Detect the FID column or use the first attribute field as FID
588     */
589    char *fid=(char*)OGR_L_GetFIDColumn(poLayer);
590    if(strlen(fid)==0){
591      OGRFeatureDefnH def=OGR_L_GetLayerDefn(poLayer);
592      int fIndex=0;
593      for(fIndex=0;fIndex<OGR_FD_GetFieldCount(def);fIndex++){
594        OGRFieldDefnH fdef=OGR_FD_GetFieldDefn(def,fIndex);
595        fid=(char*)OGR_Fld_GetNameRef(fdef);
596        break;
597      }
598    }
599    msInsertHashTable(&(myLayer->metadata), "gml_featureid", fid);
600    msInsertHashTable(&(myLayer->metadata), "gml_include_items", "all");
601    msInsertHashTable(&(myLayer->metadata), "ows_name", output->name);
602    map* tmpMap=getMap(output->content,"title");
603    if(tmpMap!=NULL)
604      msInsertHashTable(&(myLayer->metadata), "ows_title", tmpMap->value);
605    else
606      msInsertHashTable(&(myLayer->metadata), "ows_title", "Default Title");
607   
608    if(msGrowLayerClasses(myLayer) == NULL)
609      return -1;
610    if(initClass((myLayer->CLASS[myLayer->numclasses])) == -1)
611      return -1;
612    myLayer->CLASS[myLayer->numclasses]->type = myLayer->type;
613    if(msGrowClassStyles(myLayer->CLASS[myLayer->numclasses]) == NULL)
614      return -1;
615    if(initStyle(myLayer->CLASS[myLayer->numclasses]->styles[myLayer->CLASS[myLayer->numclasses]->numstyles]) == -1)
616      return -1;
617    /**
618     * Apply msStyle else fallback to the default style
619     */
620    tmpMap=getMap(output->content,"msStyle");
621    if(tmpMap!=NULL)
622      msUpdateStyleFromString(myLayer->CLASS[myLayer->numclasses]->styles[myLayer->CLASS[myLayer->numclasses]->numstyles],tmpMap->value,0);
623    else{
624      /**
625       * Set style
626       */
627      myLayer->CLASS[myLayer->numclasses]->styles[myLayer->CLASS[myLayer->numclasses]->numstyles]->color.red=125;
628      myLayer->CLASS[myLayer->numclasses]->styles[myLayer->CLASS[myLayer->numclasses]->numstyles]->color.green=125;
629      myLayer->CLASS[myLayer->numclasses]->styles[myLayer->CLASS[myLayer->numclasses]->numstyles]->color.blue=255;
630      myLayer->CLASS[myLayer->numclasses]->styles[myLayer->CLASS[myLayer->numclasses]->numstyles]->outlinecolor.red=80;
631      myLayer->CLASS[myLayer->numclasses]->styles[myLayer->CLASS[myLayer->numclasses]->numstyles]->outlinecolor.green=80;
632      myLayer->CLASS[myLayer->numclasses]->styles[myLayer->CLASS[myLayer->numclasses]->numstyles]->outlinecolor.blue=80;
633     
634      /**
635       * Set specific style depending on type
636       */
637      if(myLayer->type == MS_LAYER_POLYGON)
638        myLayer->CLASS[myLayer->numclasses]->styles[myLayer->CLASS[myLayer->numclasses]->numstyles]->width=3;
639      if(myLayer->type == MS_LAYER_LINE){
640        myLayer->CLASS[myLayer->numclasses]->styles[myLayer->CLASS[myLayer->numclasses]->numstyles]->width=3;
641        myLayer->CLASS[myLayer->numclasses]->styles[myLayer->CLASS[myLayer->numclasses]->numstyles]->outlinewidth=1.5;
642      }
643      if(myLayer->type == MS_LAYER_POINT){
644        myLayer->CLASS[myLayer->numclasses]->styles[myLayer->CLASS[myLayer->numclasses]->numstyles]->symbol=1;
645        myLayer->CLASS[myLayer->numclasses]->styles[myLayer->CLASS[myLayer->numclasses]->numstyles]->size=15;
646      }
647     
648    }
649    myLayer->CLASS[myLayer->numclasses]->numstyles++;
650    myLayer->numclasses++;
651   
652    m->layerorder[m->numlayers] = m->numlayers;
653    m->numlayers++;
654
655  }
656
657  OGR_DS_Destroy(poDS);
658  OGRCleanupAll();
659
660  return 1;
661}
662
663
664int tryGdal(maps* conf,maps* output,mapObj* m){
665  map* tmpMap=getMap(output->content,"storage");
666  char *pszFilename=tmpMap->value;
667  GDALDatasetH hDataset;
668  GDALRasterBandH hBand;
669  double adfGeoTransform[6];
670  int i, iBand;
671 
672  /**
673   * Try to open the DataSource using GDAL
674   */
675  GDALAllRegister();
676  hDataset = GDALOpen( pszFilename, GA_ReadOnly );
677  if( hDataset == NULL ){
678#ifdef DEBUGMS
679    fprintf(stderr,"Unable to access the DataSource %s \n",pszFilename);
680#endif
681    setMapInMaps(conf,"lenv","message","gdalinfo failed - unable to open");
682    GDALDestroyDriverManager();
683    return -1;
684  }
685#ifdef DEBUGMS
686  fprintf(stderr,"Accessing the DataSource %s %d\n",pszFilename,__LINE__);
687#endif
688
689  /**
690   * Add a new layer set name, data
691   */
692  if(msGrowMapLayers(m)==NULL){
693    return -1;
694  }
695  if(initLayer((m->layers[m->numlayers]), m) == -1){
696    return -1;
697  }
698  m->layers[m->numlayers]->index=m->numlayers;
699
700  layerObj* myLayer=m->layers[m->numlayers];
701  myLayer->name = strdup(output->name);
702  myLayer->tileitem=NULL;
703  myLayer->data = strdup(pszFilename);
704  myLayer->index = m->numlayers;
705  myLayer->dump = MS_TRUE;
706  myLayer->status = MS_ON;
707  myLayer->type = MS_LAYER_RASTER;
708
709  char *title=output->name;
710  tmpMap=getMap(output->content,"title");
711  if(tmpMap!=NULL)
712    title=tmpMap->value;
713  char *abstract=output->name;
714  tmpMap=getMap(output->content,"abstract");
715  if(tmpMap!=NULL)
716    abstract=tmpMap->value;
717
718  msInsertHashTable(&(myLayer->metadata), "ows_label", title);
719  msInsertHashTable(&(myLayer->metadata), "ows_title", title);
720  msInsertHashTable(&(myLayer->metadata), "ows_abstract", abstract);
721  msInsertHashTable(&(myLayer->metadata), "ows_rangeset_name", output->name);
722  msInsertHashTable(&(myLayer->metadata), "ows_rangeset_label", title);
723
724  /**
725   * Set Map Size to the raster size
726   */
727  m->width=GDALGetRasterXSize( hDataset );
728  m->height=GDALGetRasterYSize( hDataset );
729 
730  /**
731   * Set projection using Authority Code and Name if available or fallback to
732   * proj4 definition if available or fallback to default EPSG:4326
733   */
734  const char *tRef=GDALGetProjectionRef( hDataset );
735  if( tRef != NULL && strlen(tRef)>0 ){
736    OGRSpatialReferenceH  hSRS;
737    char *pszProjection;
738    pszProjection = (char *) GDALGetProjectionRef( hDataset );
739#ifdef DEBUGMS
740    fprintf(stderr,"Accessing the DataSource %s\n",GDALGetProjectionRef( hDataset ));
741#endif
742    setSrsInformations(output,m,myLayer,pszProjection);
743    }
744
745
746  /**
747   * Set extent
748   */
749  if( GDALGetGeoTransform( hDataset, adfGeoTransform ) == CE_None ){
750    if( adfGeoTransform[2] == 0.0 && adfGeoTransform[4] == 0.0 ){
751
752      double minX = adfGeoTransform[0]
753        + adfGeoTransform[2] * GDALGetRasterYSize(hDataset);
754      double minY = adfGeoTransform[3]
755        + adfGeoTransform[5] * GDALGetRasterYSize(hDataset);
756
757      double maxX = adfGeoTransform[0]
758        + adfGeoTransform[1] * GDALGetRasterXSize(hDataset);
759      double maxY = adfGeoTransform[3]
760        + adfGeoTransform[4] * GDALGetRasterXSize(hDataset);
761
762       setMsExtent(output,m,myLayer,minX,minY,maxX,maxY);
763
764    }
765  }
766
767  /**
768   * Extract information about available bands to set the bandcount and the
769   * processing directive
770   */
771  char nBands[2];
772  int nBandsI=GDALGetRasterCount( hDataset );
773  sprintf(nBands,"%d",GDALGetRasterCount( hDataset ));
774  msInsertHashTable(&(myLayer->metadata), "ows_bandcount", nBands);
775  if(nBandsI>=3)
776    msLayerAddProcessing(myLayer,"BANDS=1,2,3");
777  else if(nBandsI>=2)
778    msLayerAddProcessing(myLayer,"BANDS=1,2");
779  else
780    msLayerAddProcessing(myLayer,"BANDS=1");
781
782  /**
783   * Name available Bands
784   */
785  char lBands[6];
786  char *nameBands=NULL;
787  for( iBand = 0; iBand < nBandsI; iBand++ ){
788    sprintf(lBands,"Band%d",iBand+1);
789    if(nameBands==NULL){
790      nameBands=(char*)malloc((strlen(lBands)+1)*sizeof(char));
791      sprintf(nameBands,"%s",lBands);
792    }else{
793      if(iBand<4){
794        char *tmpS=strdup(nameBands);
795        nameBands=(char*)realloc(nameBands,(strlen(nameBands)+strlen(lBands)+1)*sizeof(char));
796        sprintf(nameBands,"%s %s",tmpS,lBands);
797        free(tmpS);
798      }
799    }
800  }
801  msInsertHashTable(&(myLayer->metadata), "ows_bandnames", nameBands);
802 
803  /**
804   * Loops over metadata informations to setup specific informations
805   */
806  for( iBand = 0; iBand < nBandsI; iBand++ ){
807    int         bGotNodata, bSuccess;
808    double      adfCMinMax[2], dfNoData;
809    int         nBlockXSize, nBlockYSize, nMaskFlags;
810    double      dfMean, dfStdDev;
811    hBand = GDALGetRasterBand( hDataset, iBand+1 );
812
813    CPLErrorReset();
814    GDALComputeRasterMinMax( hBand, FALSE, adfCMinMax );
815    char tmpN[21];
816    sprintf(tmpN,"Band%d",iBand+1);
817    if (CPLGetLastErrorType() == CE_None){
818      char tmpMm[100];
819      sprintf(tmpMm,"%.3f %.3f",adfCMinMax[0],adfCMinMax[1]);
820      char tmpI[21];
821      sprintf(tmpI,"%s_interval",tmpN);
822      msInsertHashTable(&(myLayer->metadata), tmpI, tmpMm);
823
824      map* test=getMap(output->content,"msClassify");
825      if(test!=NULL && strncasecmp(test->value,"true",4)==0){
826        /**
827         * Classify one band raster pixel value using regular interval
828         */
829        int _tmpColors[10][3]={
830          {102,153,204},
831          {51,102,153},
832          {102,102,204},
833          {51,204,0},
834          {153,255,102},
835          {204,255,102},
836          {102,204,153},
837          {255,69,64},
838          {255,192,115},
839          {255,201,115}
840        };
841         
842        if(nBandsI==1){
843          double delta=adfCMinMax[1]-adfCMinMax[0];
844          double interval=delta/10;
845          double cstep=adfCMinMax[0];
846          for(i=0;i<10;i++){
847            /**
848             * Create a new class
849             */
850            if(msGrowLayerClasses(myLayer) == NULL)
851              return -1;
852            if(initClass((myLayer->CLASS[myLayer->numclasses])) == -1)
853              return -1;
854            myLayer->CLASS[myLayer->numclasses]->type = myLayer->type;
855            if(msGrowClassStyles(myLayer->CLASS[myLayer->numclasses]) == NULL)
856              return -1;
857            if(initStyle(myLayer->CLASS[myLayer->numclasses]->styles[myLayer->CLASS[myLayer->numclasses]->numstyles]) == -1)
858              return -1;
859           
860            /**
861             * Set class name
862             */
863            char className[7];
864            sprintf(className,"class%d",i);
865            myLayer->CLASS[myLayer->numclasses]->name=strdup(className);
866           
867            /**
868             * Set expression
869             */
870            char expression[1024];
871            if(i+1<10)
872              sprintf(expression,"([pixel]>=%.3f AND [pixel]<%.3f)",cstep,cstep+interval);
873            else
874              sprintf(expression,"([pixel]>=%.3f AND [pixel]<=%.3f)",cstep,cstep+interval);
875            msLoadExpressionString(&myLayer->CLASS[myLayer->numclasses]->expression,expression);
876           
877            /**
878             * Set color
879             */
880            myLayer->CLASS[myLayer->numclasses]->styles[myLayer->CLASS[myLayer->numclasses]->numstyles]->color.red=_tmpColors[i][0];
881            myLayer->CLASS[myLayer->numclasses]->styles[myLayer->CLASS[myLayer->numclasses]->numstyles]->color.green=_tmpColors[i][1];
882            myLayer->CLASS[myLayer->numclasses]->styles[myLayer->CLASS[myLayer->numclasses]->numstyles]->color.blue=_tmpColors[i][2];
883            cstep+=interval;
884            myLayer->CLASS[myLayer->numclasses]->numstyles++;
885            myLayer->numclasses++;
886           
887          }
888         
889          char tmpMm[100];
890          sprintf(tmpMm,"%.3f %.3f",adfCMinMax[0],adfCMinMax[1]);
891         
892        }
893      }
894    }
895    if( strlen(GDALGetRasterUnitType(hBand)) > 0 ){
896      char tmpU[21];
897      sprintf(tmpU,"%s_band_uom",tmpN);
898      msInsertHashTable(&(myLayer->metadata), tmpU, GDALGetRasterUnitType(hBand));
899    }
900
901  }
902
903  m->layerorder[m->numlayers] = m->numlayers;
904  m->numlayers++;
905  GDALClose( hDataset );
906  GDALDestroyDriverManager();
907  CPLCleanupTLS();
908  return 1;
909}
910
911/**
912 * Create a MapFile for WMS, WFS or WCS Service output
913 */
914void outputMapfile(maps* conf,maps* outputs){
915
916  /**
917   * Firs store the value on disk
918   */
919  map* mime=getMap(outputs->content,"mimeType");
920  char *ext="data";
921  if(mime!=NULL)
922    if(strncasecmp(mime->value,"application/json",16)==0)
923      ext="json";
924 
925  map* tmpMap=getMapFromMaps(conf,"main","dataPath");
926  map* sidMap=getMapFromMaps(conf,"lenv","sid");
927  char *pszDataSource=(char*)malloc((strlen(tmpMap->value)+strlen(sidMap->value)+strlen(outputs->name)+17)*sizeof(char));
928  sprintf(pszDataSource,"%s/ZOO_DATA_%s_%s.%s",tmpMap->value,outputs->name,sidMap->value,ext);
929  int f=open(pszDataSource,O_WRONLY|O_CREAT,S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH);
930  map* sizeMap=getMap(outputs->content,"size");
931  map* vData=getMap(outputs->content,"value");
932  if(sizeMap!=NULL){
933    write(f,vData->value,atoi(sizeMap->value)*sizeof(char));
934  }
935  else{
936    write(f,vData->value,strlen(vData->value)*sizeof(char));
937  }
938  close(f);
939  //exit(-1);
940  addToMap(outputs->content,"storage",pszDataSource);
941
942  /*
943   * Create an empty map, set name, default size and extent
944   */
945  mapObj *myMap=msNewMapObj();
946  free(myMap->name);
947  myMap->name=strdup("ZOO-Project_WXS_Server");
948  msMapSetSize(myMap,2048,2048);
949  msMapSetExtent(myMap,-1,-1,1,1);
950 
951  /*
952   * Set imagepath and imageurl using tmpPath and tmpUrl from main.cfg
953   */
954  map *tmp1=getMapFromMaps(conf,"main","tmpPath");
955  myMap->web.imagepath=strdup(tmp1->value);
956  tmp1=getMapFromMaps(conf,"main","tmpUrl");
957  myMap->web.imageurl=strdup(tmp1->value);
958 
959  /*
960   * Define supported output formats
961   */
962  outputFormatObj *o1=msCreateDefaultOutputFormat(NULL,"AGG/PNG","png");
963  o1->imagemode=MS_IMAGEMODE_RGBA;
964  o1->transparent=MS_TRUE;
965  o1->inmapfile=MS_TRUE;
966  msAppendOutputFormat(myMap,msCloneOutputFormat(o1));
967  msFreeOutputFormat(o1);
968
969#ifdef USE_KML
970  outputFormatObj *o2=msCreateDefaultOutputFormat(NULL,"KML","kml");
971  o2->inmapfile=MS_TRUE; 
972  msAppendOutputFormat(myMap,msCloneOutputFormat(o2));
973  msFreeOutputFormat(o2);
974#endif
975
976  outputFormatObj *o3=msCreateDefaultOutputFormat(NULL,"GDAL/GTiff","tiff");
977  if(!o3)
978    fprintf(stderr,"Unable to initialize GDAL driver !\n");
979  else{
980    o3->imagemode=MS_IMAGEMODE_BYTE;
981    o3->inmapfile=MS_TRUE; 
982    msAppendOutputFormat(myMap,msCloneOutputFormat(o3));
983    msFreeOutputFormat(o3);
984  }
985
986  outputFormatObj *o4=msCreateDefaultOutputFormat(NULL,"GDAL/AAIGRID","grd");
987  if(!o4)
988    fprintf(stderr,"Unable to initialize GDAL driver !\n");
989  else{
990    o4->imagemode=MS_IMAGEMODE_INT16;
991    o4->inmapfile=MS_TRUE; 
992    msAppendOutputFormat(myMap,msCloneOutputFormat(o4));
993    msFreeOutputFormat(o4);
994  }
995
996#ifdef USE_CAIRO
997  outputFormatObj *o5=msCreateDefaultOutputFormat(NULL,"CAIRO/PNG","cairopng");
998  if(!o5)
999    fprintf(stderr,"Unable to initialize CAIRO driver !\n");
1000  else{
1001    o5->imagemode=MS_IMAGEMODE_RGBA;
1002    o5->transparent=MS_TRUE;
1003    o5->inmapfile=MS_TRUE;
1004    msAppendOutputFormat(myMap,msCloneOutputFormat(o5));
1005    msFreeOutputFormat(o5);
1006  }
1007#endif
1008
1009  /*
1010   * Set default projection to EPSG:4326
1011   */
1012  msLoadProjectionStringEPSG(&myMap->projection,"EPSG:4326");
1013  myMap->transparent=1;
1014
1015  /**
1016   * Set metadata extracted from main.cfg file maps
1017   */
1018  maps* cursor=conf;
1019  map* correspondance=getCorrespondance();
1020  while(cursor!=NULL){
1021    map* _cursor=cursor->content;
1022    map* vMap;
1023    while(_cursor!=NULL){
1024      if((vMap=getMap(correspondance,_cursor->name))!=NULL){
1025        if (msInsertHashTable(&(myMap->web.metadata), vMap->value, _cursor->value) == NULL){
1026#ifdef DEBUGMS
1027          fprintf(stderr,"Unable to add metadata");
1028#endif
1029          return;
1030        }
1031      }
1032      _cursor=_cursor->next;
1033    }
1034    cursor=cursor->next;
1035  }
1036
1037  /*
1038   * Set mapserver PROJ_LIB/GDAL_DATA or any other config parameter from
1039   * the main.cfg [mapserver] section if any
1040   */
1041  maps *tmp3=getMaps(conf,"mapserver");
1042  if(tmp3!=NULL){
1043    map* tmp4=tmp3->content;
1044    while(tmp4!=NULL){
1045      msSetConfigOption(myMap,tmp4->name,tmp4->value);
1046      tmp4=tmp4->next;
1047    }
1048  }
1049
1050  /**
1051   * Set a ows_rootlayer_title, 
1052   */
1053  if (msInsertHashTable(&(myMap->web.metadata), "ows_rootlayer_name", "ZOO_Project_Layer") == NULL){
1054#ifdef DEBUGMS
1055    fprintf(stderr,"Unable to add metadata");
1056#endif
1057    return;
1058  }
1059  if (msInsertHashTable(&(myMap->web.metadata), "ows_rootlayer_title", "ZOO_Project_Layer") == NULL){
1060#ifdef DEBUGMS
1061    fprintf(stderr,"Unable to add metadata");
1062#endif
1063    return;
1064  }
1065
1066  /**
1067   * Enable all the WXS requests using ows_enable_request
1068   * see http://mapserver.org/trunk/development/rfc/ms-rfc-67.html
1069   */
1070  if (msInsertHashTable(&(myMap->web.metadata), "ows_enable_request", "*") == NULL){
1071#ifdef DEBUGMS
1072    fprintf(stderr,"Unable to add metadata");
1073#endif
1074    return;
1075  }
1076  msInsertHashTable(&(myMap->web.metadata), "ows_srs", "EPSG:4326");
1077
1078  if(tryOgr(conf,outputs,myMap)<0)
1079    if(tryGdal(conf,outputs,myMap)<0)
1080      return ;
1081
1082  tmp1=getMapFromMaps(conf,"main","dataPath");
1083  char *tmpPath=(char*)malloc((13+strlen(tmp1->value))*sizeof(char));
1084  sprintf(tmpPath,"%s/symbols.sym",tmp1->value);
1085  msInitSymbolSet(&myMap->symbolset);
1086  myMap->symbolset.filename=strdup(tmpPath);
1087  free(tmpPath);
1088
1089  map* sid=getMapFromMaps(conf,"lenv","sid");
1090  char *mapPath=
1091    (char*)malloc((16+strlen(outputs->name)+strlen(tmp1->value))*sizeof(char));
1092  sprintf(mapPath,"%s/%s_%s.map",tmp1->value,outputs->name,sid->value);
1093  msSaveMap(myMap,mapPath);
1094  msFreeMap(myMap);
1095}
1096
1097#endif
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