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#include <u.h>
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#include <libc.h>
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#include <bio.h>
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#include <ctype.h>
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#include "authcmdlib.h"
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void
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clrbio(Acctbio *a)
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{
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	int i;
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	if(a->user)
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		free(a->user);
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	if(a->name)
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		free(a->name);
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	if(a->dept)
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		free(a->dept);
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	for(i = 0; i < Nemail; i++)
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		if(a->email[i])
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			free(a->email[i]);
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	memset(a, 0, sizeof(Acctbio));
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}
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int
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ordbio(Biobuf *b, Acctbio *a)
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{
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	char *p, *cp, *next;
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	int ne;
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	clrbio(a);
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	while(p = Brdline(b, '\n')){
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		if(*p == '\n')
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			continue;
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		p[Blinelen(b)-1] = 0;
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		/* get user */
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		for(cp = p; *cp && *cp != ' ' && *cp != '\t'; cp++)
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			;
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		a->user = malloc(cp - p + 1);
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		strncpy(a->user, p, cp - p);
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		a->user[cp - p] = 0;
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		p = cp;
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		/* get name */
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		while(*p == ' ' || *p == '\t')
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			p++;
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		for(cp = p; *cp; cp++){
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			if(isdigit(*cp) || *cp == '<'){
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				while(cp > p && *(cp-1) != ' ' && *(cp-1) != '\t')
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					cp--;
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				break;
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			}
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		}
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		next = cp;
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		while(cp > p && (*(cp-1) == ' ' || *(cp-1) == '\t'))
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			cp--;
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		a->name = malloc(cp - p + 1);
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		strncpy(a->name, p, cp - p);
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		a->name[cp - p] = 0;
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		p = next;
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		/* get dept */
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		for(cp = p; *cp; cp++){
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			if(*cp == '<')
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				break;
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		}
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		next = cp;
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		while(cp > p && (*(cp-1) == ' ' || *(cp-1) == '\t'))
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			cp--;
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		a->dept = malloc(cp - p + 1);
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		strncpy(a->dept, p, cp - p);
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		a->dept[cp - p] = 0;
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		p = next;
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		/* get emails */
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		ne = 0;
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		for(cp = p; *cp && ne < Nemail;){
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			if(*cp != '<'){
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				cp++;
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				continue;
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			}
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			p = ++cp;
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			while(*cp && *cp != '>')
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				cp++;
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			if(cp == p)
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				break;
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			a->email[ne] = malloc(cp - p + 1);
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			strncpy(a->email[ne], p, cp - p);
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			a->email[ne][cp-p] = 0;
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			ne++;
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		}
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		return 0;
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	}
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	return -1;
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}
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void
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nwrbio(Biobuf *b, Acctbio *a)
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{
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	int i;
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	if(a->postid == 0)
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		a->postid = "";
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	if(a->name == 0)
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		a->name = "";
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	if(a->dept == 0)
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		a->dept = "";
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	if(a->email[0] == 0)
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		a->email[0] = strdup(a->user);
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	Bprint(b, "%s|%s|%s|%s|%s", a->user, a->user, a->name, a->dept, a->email[0]);
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	for(i = 1; i < Nemail; i++){
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		if(a->email[i] == 0)
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			break;
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		Bprint(b, "|%s", a->email[i]);
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	}
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	Bprint(b, "\n");
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}
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void
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main(void)
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{
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	Biobuf in, out;
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	Acctbio a;
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	Binit(&in, 0, OREAD);
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	Binit(&out, 1, OWRITE);
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	while(ordbio(&in, &a) == 0)
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		nwrbio(&out, &a);
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	Bterm(&in);
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	Bterm(&out);
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}