Rev 10 | Rev 8147 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
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| 10 | reyssat | 1 | /* Copyright (C) 1998-2003 XIAO, Gang of Universite de Nice - Sophia Antipolis |
| 2 | * |
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| 3 | * This program is free software; you can redistribute it and/or modify |
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| 4 | * it under the terms of the GNU General Public License as published by |
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| 5 | * the Free Software Foundation; either version 2 of the License, or |
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| 6 | * (at your option) any later version. |
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| 7 | * |
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| 8 | * This program is distributed in the hope that it will be useful, |
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| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 11 | * GNU General Public License for more details. |
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| 12 | * |
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| 13 | * You should have received a copy of the GNU General Public License |
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| 14 | * along with this program; if not, write to the Free Software |
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| 15 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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| 16 | */ |
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| 17 | |||
| 7676 | bpr | 18 | /* Check type of a file */ |
| 10 | reyssat | 19 | |
| 20 | /*************** Customization: change values hereafter ****************/ |
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| 21 | |||
| 7676 | bpr | 22 | /* limit of data buffers */ |
| 10 | reyssat | 23 | #define buflim 1024*1024*16 |
| 24 | |||
| 25 | /***************** Nothing should need change hereafter *****************/ |
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| 26 | |||
| 27 | #include "../wims.h" |
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| 28 | |||
| 29 | char filename[1024]=""; |
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| 30 | char *filebuf; |
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| 31 | int filelen=0; |
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| 32 | |||
| 33 | void *xmalloc(size_t n) |
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| 34 | { |
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| 35 | void *p; |
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| 36 | p=malloc(n); |
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| 37 | if(p==NULL) exit(1); |
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| 38 | return p; |
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| 39 | } |
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| 40 | |||
| 7676 | bpr | 41 | /* get the file */ |
| 10 | reyssat | 42 | void prepare_file(void) |
| 43 | { |
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| 44 | FILE *f; |
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| 45 | long int flen; |
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| 46 | |||
| 47 | filelen=0; |
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| 48 | f=fopen(filename,"r"); if(f==NULL) return; |
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| 49 | fseek(f,0,SEEK_END);flen=ftell(f); fseek(f,0,SEEK_SET); |
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| 50 | if(flen>buflim) return; |
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| 51 | filebuf=xmalloc(2*flen+1024);flen=fread(filebuf,1,flen,f); |
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| 52 | fclose(f); |
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| 53 | if(flen>0 && flen<buflim) filebuf[flen]=0; else flen=0; |
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| 54 | filelen=flen; |
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| 55 | } |
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| 56 | |||
| 57 | int main(int argc, char *argv[]) |
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| 58 | { |
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| 59 | char *ftype="text"; |
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| 60 | char *p; |
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| 61 | char *mod, *unt; |
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| 62 | |||
| 63 | unt=getenv("untrust"); |
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| 64 | if(unt!=NULL && strcasecmp(unt,"yes")==0) return 1; |
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| 65 | mod=getenv("w_module"); |
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| 66 | if(mod==NULL) p=argv[1]; else p=getenv("wims_exec_parm"); |
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| 67 | if(p==NULL || *p==0) return 1; |
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| 68 | snprintf(filename,sizeof(filename)-128,"%s",p); |
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| 69 | prepare_file(); |
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| 70 | for(p=filebuf;p<filebuf+filelen;p++) { |
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| 7676 | bpr | 71 | if((*p>=0 && *p<=6) || (127&*p)<=1) |
| 72 | {ftype="binary"; goto fin;} |
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| 10 | reyssat | 73 | } |
| 74 | for(p=strchr(filebuf,'<'); p!=NULL; p=strchr(p,'<')) { |
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| 7676 | bpr | 75 | p++; |
| 76 | if((strncasecmp(p,"body",4)==0 && !isalnum(*(p+4))) || |
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| 77 | (strncasecmp(p,"html",4)==0 && !isalnum(*(p+4))) || |
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| 78 | (strncasecmp(p,"img",3)==0 && isspace(*(p+3))) || |
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| 79 | strncasecmp(p,"p>",2)==0 || |
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| 80 | strncasecmp(p,"/a>",3)==0) { |
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| 81 | ftype="html"; goto fin; |
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| 82 | } |
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| 10 | reyssat | 83 | } |
| 84 | if(strstr(filebuf,"\\begin{")!=NULL || |
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| 85 | strstr(filebuf,"\\end{")!=NULL || |
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| 86 | (strchr(filebuf,'$')!=NULL && strchr(filebuf,'\\')!=NULL && |
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| 7676 | bpr | 87 | strchr(filebuf,'{')!=NULL)) { |
| 88 | ftype="latex"; goto fin; |
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| 10 | reyssat | 89 | } |
| 90 | fin: printf("%s",ftype); |
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| 91 | return 0; |
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| 92 | } |
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| 93 |