[1] | 1 | /** |
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| 2 | * Author : Gérald FENOY |
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| 3 | * |
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| 4 | * Copyright 2008-2009 GeoLabs SARL. All rights reserved. |
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| 5 | * |
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| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
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| 7 | * of this software and associated documentation files (the "Software"), to deal |
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| 8 | * in the Software without restriction, including without limitation the rights |
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| 9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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| 10 | * copies of the Software, and to permit persons to whom the Software is |
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| 11 | * furnished to do so, subject to the following conditions: |
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| 12 | * |
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| 13 | * The above copyright notice and this permission notice shall be included in |
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| 14 | * all copies or substantial portions of the Software. |
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| 15 | * |
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| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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| 22 | * THE SOFTWARE. |
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| 23 | */ |
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| 24 | |
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| 25 | /** |
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| 26 | * Specific includes |
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| 27 | */ |
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| 28 | #include "fcgio.h" |
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| 29 | #include "fcgi_config.h" |
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| 30 | #include "fcgi_stdio.h" |
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| 31 | #include <sys/types.h> |
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| 32 | #include <unistd.h> |
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| 33 | extern "C" { |
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| 34 | #include "cgic.h" |
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| 35 | } |
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| 36 | |
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| 37 | #include "service_internal.h" |
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| 38 | extern "C" { |
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| 39 | #include <libxml/tree.h> |
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| 40 | #include <libxml/xmlmemory.h> |
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| 41 | #include <libxml/parser.h> |
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| 42 | #include <libxml/xpath.h> |
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| 43 | #include <libxml/xpathInternals.h> |
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| 44 | } |
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| 45 | |
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| 46 | #ifndef STRTOK_R |
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| 47 | char * |
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| 48 | strtok_r(char *s1, const char *s2, char **lasts) |
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| 49 | { |
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| 50 | char *ret; |
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| 51 | |
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| 52 | if (s1 == NULL) |
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| 53 | s1 = *lasts; |
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| 54 | while(*s1 && strchr(s2, *s1)) |
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| 55 | ++s1; |
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| 56 | if(*s1 == '\0') |
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| 57 | return NULL; |
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| 58 | ret = s1; |
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| 59 | while(*s1 && !strchr(s2, *s1)) |
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| 60 | ++s1; |
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| 61 | if(*s1) |
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| 62 | *s1++ = '\0'; |
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| 63 | *lasts = s1; |
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| 64 | return ret; |
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| 65 | } |
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| 66 | |
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| 67 | #endif |
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| 68 | |
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| 69 | xmlNodeSet* extractFromDoc(xmlDocPtr,char*); |
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| 70 | int runRequest(map*); |
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| 71 | |
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| 72 | using namespace std; |
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| 73 | |
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| 74 | char* strtoupper(char* str) |
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| 75 | { |
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| 76 | int leng=strlen(str); |
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| 77 | for(int i=0; i<leng; i++) |
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| 78 | if (97<=str[i]&&str[i]<=122)//a-z |
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| 79 | str[i]-=32; |
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| 80 | return str; |
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| 81 | } |
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| 82 | |
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| 83 | char* strtolower(char* str) |
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| 84 | { |
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| 85 | int leng=strlen(str); |
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| 86 | for(int i=0; i<leng; i++) |
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| 87 | if (65<=str[i]&&str[i]<=90)//A-Z |
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| 88 | str[i]+=32; |
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| 89 | return str; |
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| 90 | } |
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| 91 | |
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| 92 | char* remplace(char* delim,char* rep,char* source){ |
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| 93 | if(strcmp(source,"")==0){ |
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| 94 | #ifdef DEBUG |
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| 95 | //char *tmp="RETURN NULL !\n"; |
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| 96 | //printf((void*)tmp); |
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| 97 | #endif |
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| 98 | return "NULL"; |
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| 99 | } |
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| 100 | |
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| 101 | char *_token; |
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| 102 | char *origin=strdup(source); |
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| 103 | char result[1024]=""; |
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| 104 | _token = strtok(source, delim); |
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| 105 | #ifdef DEBUG |
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| 106 | fprintf(stderr,"\nREPLACE TOKEN (%s == %s => %d)\n ",_token,origin,strcmp(_token,origin)); |
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| 107 | #endif |
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| 108 | if(strcmp(_token,origin)!=0) |
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| 109 | while(_token!=NULL){ |
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| 110 | sprintf(result,"%s%s%s",result,_token,rep); |
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| 111 | _token = strtok (NULL, delim); |
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| 112 | if(_token==NULL) |
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| 113 | result[strlen(result)-strlen(rep)]=0; |
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| 114 | #ifdef DEBUG |
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| 115 | fprintf(stderr,"\n\nRESULT(%s)\n\n",result); |
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| 116 | #endif |
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| 117 | } |
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| 118 | else |
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| 119 | return origin; |
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| 120 | |
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| 121 | return strdup(result); |
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| 122 | } |
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| 123 | |
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| 124 | |
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| 125 | char *colors[] = { |
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| 126 | "red", "green", "blue" |
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| 127 | }; |
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| 128 | |
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| 129 | #define colorsTotal 3 |
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| 130 | #define TRUE -1 |
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| 131 | #define FALSE -1 |
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| 132 | static bool started=FALSE; |
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| 133 | static bool isStarted=FALSE; |
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| 134 | |
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| 135 | int cgiMain(){ |
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| 136 | /** |
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| 137 | * We'll use cgiOut as the default output (stdout) to produce plain text |
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| 138 | * response. |
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| 139 | */ |
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| 140 | dup2(fileno(cgiOut),fileno(stdout)); |
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| 141 | #ifdef DEBUG |
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| 142 | fprintf(cgiOut,"Content-Type: text/plain; charset=utf-8\r\nStatus: 200 OK\r\n\r\n"); |
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| 143 | fprintf(cgiOut,"Welcome on ZOO verbose debuging mode \r\n\r\n"); |
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| 144 | fflush(cgiOut); |
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| 145 | #endif |
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| 146 | |
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| 147 | /** |
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| 148 | * Read the main configuration file |
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| 149 | */ |
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| 150 | if(!isStarted){ |
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| 151 | maps* m; |
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| 152 | m=(maps*)malloc(sizeof(maps*)); |
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| 153 | conf_read("main.cfg",m); |
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| 154 | #ifdef REAL_FCGI |
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| 155 | #ifdef DEBUG |
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| 156 | printf("ok passed"); |
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| 157 | #endif |
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| 158 | #endif |
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| 159 | isStarted=TRUE; |
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| 160 | } |
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| 161 | |
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| 162 | #ifdef DEBUG |
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| 163 | char textb[23]; |
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| 164 | sprintf(textb,"\n%s\n%s\n",cgiRemoteAddr,cgiRequestMethod); |
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| 165 | fprintf(stderr,"****%s\n%s\n***",textb,cgiQueryString); |
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| 166 | #endif |
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| 167 | |
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| 168 | map* tmp=NULL; |
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| 169 | |
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| 170 | if(strncmp(cgiContentType,"text/xml",8)==0){ |
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| 171 | char *buffer=new char[cgiContentLength]; |
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| 172 | if(fread(buffer,1,cgiContentLength,cgiIn)){ |
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| 173 | buffer[cgiContentLength]=0; |
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| 174 | tmp=createMap("request",buffer); |
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| 175 | }else{ |
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| 176 | /* Here we have to return an error message ... */ |
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| 177 | return 1; |
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| 178 | } |
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| 179 | } |
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| 180 | else{ |
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| 181 | char **array, **arrayStep; |
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| 182 | if (cgiFormEntries(&array) != cgiFormSuccess) { |
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| 183 | return 1; |
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| 184 | } |
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| 185 | arrayStep = array; |
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| 186 | while (*arrayStep) { |
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| 187 | char *value=new char[cgiContentLength]; |
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| 188 | cgiFormStringNoNewlines(*arrayStep, value, cgiContentLength); |
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| 189 | #ifdef DEBUG |
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| 190 | fprintf(stderr,"(( \n %s \n %s \n ))",*arrayStep,value); |
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| 191 | #endif |
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| 192 | if(tmp!=NULL) |
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| 193 | addToMap(tmp,*arrayStep,value); |
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| 194 | else |
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| 195 | tmp=createMap(*arrayStep,value); |
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| 196 | arrayStep++; |
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| 197 | } |
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| 198 | cgiStringArrayFree(array); |
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| 199 | } |
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| 200 | |
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| 201 | /** |
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| 202 | * In case that the POST method was used, then check if params came in XML |
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| 203 | * format (attribute request should be the once). |
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| 204 | */ |
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| 205 | if(strcmp(cgiRequestMethod,mtoupper("post"))==0 && count(tmp)==1){ |
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| 206 | /** |
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| 207 | * First include the MetaPath and the ServiceProvider default parameters |
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| 208 | * (which should be always available in GET params so in cgiQueryString) |
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| 209 | */ |
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| 210 | char *saveptr1, *saveptr2; |
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| 211 | char *str1, *str2, *token, *subtoken; |
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| 212 | str1=cgiQueryString; |
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| 213 | token=strtok_r(str1,"&",&saveptr1); |
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| 214 | while(token!=NULL){ |
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| 215 | #ifdef DEBUG |
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| 216 | fprintf(stderr,"%s",token); |
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| 217 | #endif |
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| 218 | str2=token; |
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| 219 | subtoken=strtok_r(str2,"=",&saveptr2); |
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| 220 | #ifdef DEBUG |
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| 221 | fprintf(stderr,"%s\n",subtoken); |
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| 222 | #endif |
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| 223 | char* tmp_name; |
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| 224 | if(subtoken!=NULL){ |
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| 225 | tmp_name=subtoken; |
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| 226 | #ifdef DEBUG |
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| 227 | fprintf(stderr,"%s",subtoken); |
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| 228 | #endif |
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| 229 | subtoken=strtok_r(NULL,"=",&saveptr2); |
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| 230 | if(subtoken!=NULL) |
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| 231 | addToMap(tmp,tmp_name,subtoken); |
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| 232 | else |
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| 233 | addToMap(tmp,tmp_name,""); |
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| 234 | } |
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| 235 | token=strtok_r(NULL,"&",&saveptr1); |
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| 236 | } |
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| 237 | /** |
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| 238 | * Store the original XML request in xrequest map |
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| 239 | */ |
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| 240 | map* t1=getMap(tmp,"request"); |
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| 241 | if(t1!=NULL){ |
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| 242 | addToMap(tmp,"xrequest",t1->value); |
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| 243 | xmlInitParser(); |
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| 244 | xmlDocPtr doc = xmlParseMemory(t1->value,cgiContentLength); |
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| 245 | xmlNodePtr cur = xmlDocGetRootElement(doc); |
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| 246 | char *tval; |
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| 247 | tval=NULL; |
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| 248 | tval = (char*) xmlGetProp(cur,BAD_CAST "service"); |
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| 249 | if(tval!=NULL) |
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| 250 | addToMap(tmp,"service",tval); |
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| 251 | tval=NULL; |
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| 252 | tval = (char*) xmlGetProp(cur,BAD_CAST "language"); |
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| 253 | if(tval!=NULL) |
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| 254 | addToMap(tmp,"language",tval); |
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| 255 | |
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| 256 | char* requests[3]; |
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| 257 | requests[0]="GetCapabilities"; |
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| 258 | requests[1]="DescribeProcess"; |
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| 259 | requests[2]="Execute"; |
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| 260 | for(int j=0;j<3;j++){ |
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| 261 | char tt[35]; |
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| 262 | sprintf(tt,"/*[local-name()='%s']",requests[j]); |
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| 263 | xmlNodeSet* req=extractFromDoc(doc,tt); |
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| 264 | #ifdef DEBUG |
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| 265 | fprintf(stderr,"%i",req->nodeNr); |
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| 266 | #endif |
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| 267 | if(req->nodeNr==1){ |
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| 268 | t1->value=requests[j]; |
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| 269 | j=2; |
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| 270 | } |
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| 271 | xmlFree(req); |
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| 272 | } |
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| 273 | if(strcmp(mtoupper(t1->value),mtoupper("GetCapabilities"))==0){ |
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| 274 | xmlNodeSet* vers=extractFromDoc(doc,"/*/*/*[local-name()='Version']"); |
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| 275 | xmlChar* content=xmlNodeListGetString(doc, vers->nodeTab[0]->xmlChildrenNode,1); |
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| 276 | addToMap(tmp,"version",(char*)content); |
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| 277 | xmlFree(vers); |
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| 278 | xmlFree(content); |
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| 279 | }else{ |
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| 280 | tval=NULL; |
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| 281 | tval = (char*) xmlGetProp(cur,BAD_CAST "version"); |
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| 282 | if(tval!=NULL) |
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| 283 | addToMap(tmp,"version",tval); |
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| 284 | xmlFree(tval); |
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| 285 | tval = (char*) xmlGetProp(cur,BAD_CAST "language"); |
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| 286 | if(tval!=NULL) |
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| 287 | addToMap(tmp,"language",tval); |
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| 288 | xmlNodeSet* id=extractFromDoc(doc,"/*/*[local-name()='Identifier']"); |
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| 289 | char* identifiers=NULL; |
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| 290 | identifiers=(char*)malloc(cgiContentLength); |
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| 291 | identifiers[0]=0; |
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| 292 | for(int k=0;k<id->nodeNr;k++){ |
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| 293 | xmlChar* content=xmlNodeListGetString(doc, id->nodeTab[k]->xmlChildrenNode,1); |
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| 294 | if(strlen(identifiers)>0){ |
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| 295 | sprintf(identifiers,"%s,%s",identifiers,content); |
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| 296 | identifiers[strlen(identifiers)]=0; |
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| 297 | } |
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| 298 | else{ |
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| 299 | sprintf(identifiers,"%s",content); |
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| 300 | identifiers[strlen(identifiers)]=0; |
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| 301 | } |
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| 302 | xmlFree(content); |
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| 303 | } |
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| 304 | xmlFree(id); |
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| 305 | addToMap(tmp,"Identifier",identifiers); |
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| 306 | } |
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| 307 | //xmlCleanupParser(); |
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| 308 | xmlFree(tval); |
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| 309 | } |
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| 310 | } |
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| 311 | //dumpMap(tmp); |
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| 312 | runRequest(tmp); |
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| 313 | //dumpMap(tmp); |
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| 314 | |
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| 315 | return 0; |
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| 316 | |
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| 317 | } |
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