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198 lines
7.8 KiB
198 lines
7.8 KiB
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From VDiGiampietro@sansalvo.marelli.it Fri Jul 3 09:52:34 1998
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Date: Fri, 3 Jul 1998 17:20:50 +0200 (MET DST)
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From: Valerio Di Giampietro <VDiGiampietro@sansalvo.marelli.it>
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To: htdig@sdsu.edu
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Subject: htdig: Searching Word files
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/* catdoc.c version 0.3 */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#define TEXT_WIDTH 72
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/* #define LATIN1 */
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/* enable this define, if you don't want cyrillic code page translations */
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unsigned char specs[]={7, /* tab columns separator - handled specially*/
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'\n',/* hook to handle end of line in tables */
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0x1E,/* unbreakable defis */
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0x1F,/* soft hyphen */
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0x85,/* dots */
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0x91,/* opening single quote */
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0x92,/* closing single quote */
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0x93,/* opening double quote */
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0x94,/* closing double quote */
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0x96,/* em-dash (or em-space)*/
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0x97,/* en-dash */
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0x99,/* Trade Mark sign */
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0xA0,/* unbreakable space */
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0xA9,/* Copyright sign */
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0xAE,/* Reserved sign */
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0xAB,/* opening << quote*/
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0xBB,/* closing >> quote*/
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/* The rest is translated into itself unless TeX mode is selected */
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'%','$','_','{','}','\\',
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};
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char *ascii_specs[]={"\t","\n","-","","...","`","'","``","''","-","-","tm",
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" ","(c)","(R)","\"","\"","%","$","_","{","}","\\"};
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char *TeX_specs[]={"\t&","\\\\\n","-","\\-","\\dots{}","`","'","``","''","---","--",
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"${}^{\\scriptscriptstyle\\mathrm{TM}}$",/* this is my idea about tm sign*/
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"~",
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"{\\copyright}",
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"(R)",/* to be replaced with correct command */
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"<",">","\\%","\\$","$\\{$","$\\}$","$\\backslash$",};
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#ifndef LATIN1
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#ifdef unix
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unsigned char table[256]={
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/* Windows cyrillic code page to KOI-8 */
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0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0A,0x0D,0x0C,0x0D,0x0E,0x0F,
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0x10,0x11,0x12,0x13,0x14,0x15,0x16,0x17,0x18,0x19,0x1A,0x1B,0x1C,0x1D,0x2D,0x20,
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0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x27,0x28,0x29,0x2A,0x2B,0x2C,0x2D,0x2E,0x2F,
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0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x3A,0x3B,0x3C,0x3D,0x3E,0x3F,
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0x40,0x41,0x42,0x43,0x44,0x45,0x46,0x47,0x48,0x49,0x4A,0x4B,0x4C,0x4D,0x4E,0x4F,
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0x50,0x51,0x52,0x53,0x54,0x55,0x56,0x57,0x58,0x59,0x5A,0x5B,0x5C,0x5D,0x5E,0x5F,
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0x60,0x61,0x62,0x63,0x64,0x65,0x66,0x67,0x68,0x69,0x6A,0x6B,0x6C,0x6D,0x6E,0x6F,
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0x70,0x71,0x72,0x73,0x74,0x75,0x76,0x77,0x78,0x79,0x7A,0x7B,0x7C,0x7D,0x7E,0x7F,
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0x80,0x81,0x82,0xAA,0x8F,0x90,0xA9,0x93,0x84,0x92,0x91,0x94,0x83,0x95,0x99,0x8B,
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0x98,0x60,0x27,0x22,0x22,0x9A,0x2D,0x2D,0x9E,0xA6,0x87,0xB0,0x8D,0x97,0x86,0xA2,
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0x20,0xA7,0xA5,0x88,0xA4,0x8E,0x96,0x85,0xB3,0xA1,0x9F,0x22,0xAB,0xAC,0xAD,0xAE,
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0xAF,0xB2,0xB1,'i',0xB5,0xB6,0xB7,0xB8,0xA3,0xB9,0xBA,0x22,0xBC,0xBD,0xBE,0x9B,
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0xE1,0xE2,0xF7,0xE7,0xE4,0xE5,0xF6,0xFA,0xE9,0xEA,0xEB,0xEC,0xED,0xEE,0xEF,0xF0,
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0xF2,0xF3,0xF4,0xF5,0xE6,0xE8,0xE3,0xFE,0xFB,0xFD,0xFF,0xF9,0xF8,0xFC,0xE0,0xF1,
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0xC1,0xC2,0xD7,0xC7,0xC4,0xC5,0xD6,0xDA,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,
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0xD2,0xD3,0xD4,0xD5,0xC6,0xC8,0xC3,0xDE,0xDB,0xDD,0xDF,0xD9,0xD8,0xDC,0xC0,0xD1};
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#else
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unsigned char table[256]={
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0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0D,0x0c,0x0d,0x0e,0x0f,
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0x10,0x11,0x12,0x13,0x14,0x15,0x16,0x17,0x18,0x19,0x1a,0x1b,0x1c,0x1d,0x2D,0x20,
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0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x27,0x28,0x29,0x2a,0x2b,0x2c,0x2d,0x2e,0x2f,
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0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x3a,0x3b,0x3c,0x3d,0x3e,0x3f,
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0x40,0x41,0x42,0x43,0x44,0x45,0x46,0x47,0x48,0x49,0x4a,0x4b,0x4c,0x4d,0x4e,0x4f,
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0x50,0x51,0x52,0x53,0x54,0x55,0x56,0x57,0x58,0x59,0x5a,0x5b,0x5c,0x5d,0x5e,0x5f,
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0x60,0x61,0x62,0x63,0x64,0x65,0x66,0x67,0x68,0x69,0x6a,0x6b,0x6c,0x6d,0x6e,0x6f,
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0x70,0x71,0x72,0x73,0x74,0x75,0x76,0x77,0x78,0x79,0x7a,0x7b,0x7c,0x7d,0x7e,0x7f,
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0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8a,0x8b,0x8c,0x8d,0x8e,0x8f,
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0x90,0x60,0x27,0x22,0x22,0x95,0x2D,0x2D,0x98,0x99,0x9a,0x9b,0x9c,0x9d,0x9e,0x9f,
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0x20,0xa1,0xa2,0xa3,0xa4,0xa5,0xa6,0xa7,0xa8,0xa9,0xaa,0x22,0xac,0xad,0xae,0xaf,
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0xb0,0xb1,0xb2,0xb3,'i',0xb5,0xb6,0xb7,0xb8,0xb9,0xba,0x22,0xbc,0xbd,0xbe,0xbf,
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0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8a,0x8b,0x8c,0x8d,0x8e,0x8f,
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0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9a,0x9b,0x9c,0x9d,0x9e,0x9f,
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0xa0,0xa1,0xa2,0xa3,0xa4,0xa5,0xa6,0xa7,0xa8,0xa9,0xaa,0xab,0xac,0xad,0xae,0xaf,
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0xe0,0xe1,0xe2,0xe3,0xe4,0xe5,0xe6,0xe7,0xe8,0xe9,0xea,0xeb,0xec,0xed,0xee,0xef};
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#endif
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#define recode_char(x) table[x]
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#else
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#define recode_char(x) x
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#endif
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char *map_char(char **map,int c)
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{unsigned char *ptr;
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static char buffer[2]="a";
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if ((ptr=strchr(specs,c)))
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return map[ptr-specs];
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else
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{ buffer[0]=recode_char(c); return buffer; }
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}
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void format(char *buf,char **map)
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{ unsigned char outstring[128]="";
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unsigned char *sp=buf,*dp;int table=0;
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while (*sp)
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{ if (*sp==7&&table)
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{ printf("%s%s",outstring,map_char(map,'\n'));
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outstring[0]=0;
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table=0;sp++;
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}
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else
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{ if (strlen(strcat(outstring,map_char(map,*sp)))>TEXT_WIDTH)
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{ dp=strrchr(outstring,' ');
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if (dp)
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{ *(dp++)=0;
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printf("%s\n",outstring);
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strcpy(outstring,dp);
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}
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else
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{ int i;
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for(i=0;i<72;i++) putc(outstring[i],stdout);
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putc('\n',stdout);
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strcpy(outstring,outstring+72);
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}
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}
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table=*(sp++)==7;
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}
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}
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if (outstring[0]==0) putc('\n',stdout);
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else printf("%s\n\n",outstring);
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}
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void help(void)
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{ printf("catdoc - exctract text from MS-Word files and catenate it to stdout\n"
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"Copyright (c) by Victor B. Wagner, 1996\n"
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"Usage catdoc [-ast] files ...\n"
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"\t-a - converts non-standard printable chars into readable form (default)\n"
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"\t-t - converts them into TeX control sequences\n"
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"\t-s - exits with code 1 if MSWordDoc signature not found before\n"
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"\t\tfirst printable paragraph\n\n"
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"All options affects only files, specified AFTER them\n");
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exit(2);
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}
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char buf[8192];
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void do_file(FILE *f,char **map,int search_sign)
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{ int ok=!search_sign;
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int bufptr,c;
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while(!feof(f))
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{bufptr=-1;
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do {
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c=getc(f);
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/* Special printable symbols 7- table separator \r - paragraph end
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0x1E - short defis */
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if ((c<=255&&c>=32)||c==7||c=='\t'||c=='\r'||c==0x1E)
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buf[++bufptr]=c;
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else
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if (c==0x0b) buf[++bufptr]='\r';
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else
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{ if (!c) {buf[++bufptr]=0;
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if(!strcmp(buf,"MSWordDoc"))
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{ ok=1; }
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}
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if (c!=2) bufptr=-1;/* \002 is Word's footnote mark */
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}
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} while (c!='\r'&&c!=EOF);
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if (bufptr>0&&buf[bufptr]=='\r')
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{ if (!ok) exit( 1);
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buf[bufptr]=0; format(buf,map);
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}
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}
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}
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int main(int argc,char **argv)
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{ int search_sign =0; /* Must program exit with exit code 1 if MSWordDoc
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signature is not found? */
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char **sequences=ascii_specs;/* pointer to array of character sequences
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to represent special characters of Word */
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int i=1,stdin_processed=0;
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if (argc<2) help();
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for(;i<argc;i++)
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{ if (!strcmp(argv[i],"-s")) search_sign=1;
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else
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if (!strcmp(argv[i],"-t")) sequences=TeX_specs;
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else
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if (!strcmp(argv[i],"-a")) sequences=ascii_specs;
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else
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if (!strcmp(argv[i],"-"))
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if (!stdin_processed) {do_file(stdin,sequences,search_sign);
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stdin_processed=1;}
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else { fprintf(stderr,"Cannot process standard input twice a row\n");
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exit (2);}
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else
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if (argv[i][0]=='-') {fprintf(stderr,"Invalid option %s\n",argv[i]);
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help();}
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else
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{ FILE *f=fopen(argv[i],"r");
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if(!f) {fprintf(stderr,"Cannot open file %s\n",argv[i]);exit(2);}
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do_file(f,sequences,search_sign);
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}
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}
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return 0;
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}
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