Super Net 1/SUPERNET_1.iso/PC/OTROS/UNIX/ARCHIE/CLIENTS/C_ARCHI2.TAR/archie-1.3.2/procquery.c

C/C++ Source or Header | 1992-04-05 | 5.4 KB | 223 lines

/*
 * procquery.c : Routines for processing results from Archie
 *
 * Originally part of the Prospero Archie client by Cliff Neuman ([e-mail]).
 * Modified by Brendan Kehoe ([e-mail]).
 * Re-modified by George Ferguson ([e-mail]).
 *
 * Copyright (c) 1991 by the University of Washington
 *
 * For copying and distribution information, please see the file
 * <copyright.h>.
 *
 */

#include <copyright.h>
#include <stdio.h>
#include <pfs.h>
#include <perrno.h>
#include <pmachine.h>
#include <archie.h>

#ifdef NEED_TIME_H
# include <time.h>
#else
# ifndef VMS
#  include <sys/time.h>
# endif
#endif

extern int client_dirsrv_timeout,client_dirsrv_retry;    /* dirsend.c */
extern char *progname;


/*
 * Functions defined here
 */
void display_link(), procquery();

/*
 * Data defined here
 */
extern int pwarn, perrno;
#ifdef DEBUG
int pfs_debug;
#endif
static struct tm *presenttime;
static char lastpath[MAX_VPATH] = "\001";
static char lasthost[MAX_VPATH] = "\001";

/*    -    -    -    -    -    -    -    -    */
/*
 * display_link : Prints the contents of the given virtual link. If
 *    listflag is 0, then this uses last{host,path} to save state
 *    between calls for a less verbose output. If listflag is non-zero
 *    then all information is printed every time.
 */
void
display_link(l,listflag)
VLINK l;
int listflag;
{
    PATTRIB     ap;
    char    linkpath[MAX_VPATH];
    int        dirflag = 0;
#ifdef MSDOS
    unsigned long size = 0L;
#else
    int        size = 0;
#endif
    char    *modes = "";
    char    archie_date[20];
    char    *gt_date = "";
    int        gt_year = 0;
    int        gt_mon = 0;
    int        gt_day = 0;
    int        gt_hour = 0;
    int        gt_min = 0;

    /* Initialize local buffers */
    *archie_date = '\0';

    /* Remember if we're looking at a directory */
    if (sindex(l->type,"DIRECTORY"))
    dirflag = 1;
    else
    dirflag = 0;

    /* Extract the linkpath from the filename */
    strcpy(linkpath,l->filename);
    *(linkpath + (strlen(linkpath) - strlen(l->name) - 1)) = '\0';

    /* Is this a new host? */
    if (strcmp(l->host,lasthost) != 0) {
    if (!listflag)
        printf("\nHost %s\n\n",l->host);
    strcpy(lasthost,l->host);
    *lastpath = '\001';
    }

    /* Is this a new linkpath (location)? */
    if(strcmp(linkpath,lastpath) != 0) {
    if (!listflag)
        printf("    Location: %s\n",(*linkpath ? linkpath : "/"));
    strcpy(lastpath,linkpath);
    }

    /* Parse the attibutes of this link */
    for (ap = l->lattrib; ap; ap = ap->next) {
    if (strcmp(ap->aname,"SIZE") == 0) {
#ifdef MSDOS
        sscanf(ap->value.ascii,"%lu",&size);
#else
        sscanf(ap->value.ascii,"%d",&size);
#endif
    } else if(strcmp(ap->aname,"UNIX-MODES") == 0) {
        modes = ap->value.ascii;
    } else if(strcmp(ap->aname,"LAST-MODIFIED") == 0) {
        gt_date = ap->value.ascii;
        sscanf(gt_date,"%4d%2d%2d%2d%2d",>_year,
           >_mon, >_day, >_hour, >_min);
        if ((12 * (presenttime->tm_year + 1900 - gt_year) +
                    presenttime->tm_mon - gt_mon) > 6)
        sprintf(archie_date,"%s %2d %4d",month_sname(gt_mon),
            gt_day, gt_year);
        else
        sprintf(archie_date,"%s %2d %02d:%02d",month_sname(gt_mon),
             gt_day, gt_hour, gt_min);
    }
    }

    /* Print this link's information */
    if (listflag)
#if defined(MSDOS)
    printf("%s %6lu %s %s%s\n",gt_date,size,l->host,l->filename,
           (dirflag ? "/" : ""));
#else
    printf("%s %6d %s %s%s\n",gt_date,size,l->host,l->filename,
           (dirflag ? "/" : ""));
#endif
    else
#ifdef MSDOS
    printf("      %9s %s %10lu  %s  %s\n",(dirflag ? "DIRECTORY" : "FILE"),
                    modes,size,archie_date,l->name);
#else
    printf("      %9s %s %10d  %s  %s\n",(dirflag ? "DIRECTORY" : "FILE"),
                    modes,size,archie_date,l->name);
#endif /* MSDOS */


    /* Free the attibutes */
    atlfree(l->lattrib);
    l->lattrib = NULL;
}

/*    -    -    -    -    -    -    -    -    */
/*
 * procquery : Process the given query and display the results. If
 *    sortflag is non-zero, then the results are sorted by increasing
 *    date, else by host/filename. If listflag is non-zero then each
 *    entry is printed on a separate, complete line. Note that listflag
 *    is ignored by xarchie.
 */
void
procquery(host,str,max_hits,offset,query_type,sortflag,listflag)
char *host,*str;
int max_hits,offset;
char query_type;
int sortflag,listflag;
{
    VLINK l;
    long now;
    extern int rdgram_priority;

    /* initialize data structures for this query */
    (void)time(&now);
    presenttime = localtime(&now);

    /* Do the query */
    if (sortflag == 1)
    l = archie_query(host,str,max_hits,offset,query_type,AQ_INVDATECMP,0);
    else
    l = archie_query(host,str,max_hits,offset,query_type,NULL,0);

    /* Error? */
    if (perrno != PSUCCESS) {
    if (p_err_text[perrno]) {
        if (*p_err_string)
        fprintf(stderr, "%s: failed: %s - %s\n", progname,
                p_err_text[perrno], p_err_string);
        else
            fprintf(stderr, "%s failed: %s\n", progname, p_err_text[perrno]);
    } else
        fprintf(stderr, "%s failed: Undefined error %d (prospero)", perrno);
    }

    /* Warning? */
    if (pwarn != PNOWARN) {
    if (*p_warn_string)
        fprintf(stderr, "%s: Warning! %s - %s\n", progname,
        p_warn_text[pwarn], p_warn_string);
    else
        fprintf(stderr, "%s: Warning! %s\n", progname, p_warn_text[pwarn]);
    }


    /* Display the results */

    if (l == (VLINK)NULL && pwarn == PNOWARN && perrno == PSUCCESS) {
    if (! listflag) puts ("No matches.");
#ifdef CUTCP
    netshut();
#endif
    exit (1);
    }

    *lasthost = '\001';
    *lastpath = '\001';
    while (l != NULL) {
    display_link(l,listflag);
    l = l->next;
    }
}