src/pacman/download.c


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151

/*
 *  download.c
 * 
 *  Copyright (c) 2002-2006 by Judd Vinet <jvinet@zeroflux.org>
 * 
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 
 *  USA.
 */

#include "config.h"
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <unistd.h>
#include <time.h>
#include <sys/time.h>
#include <ftplib.h>
#include <libintl.h>

#include <alpm.h>
/* pacman */
#include "util.h"
#include "log.h"
#include "list.h"
#include "download.h"
#include "conf.h"

/* progress bar */
char sync_fnm[25];
int offset;
struct timeval t0, t;
float rate;
int xfered1;
unsigned char eta_h, eta_m, eta_s;

/* pacman options */
extern config_t *config;

extern unsigned int maxcols;

int log_progress(netbuf *ctl, int xfered, void *arg)
{
  int fsz = *(int*)arg;
  int pct = ((float)(xfered+offset) / fsz) * 100;
  static int lastpct=0;
  unsigned int i, cur;
  struct timeval t1;
  float timediff;
  /* a little hard to conceal easter eggs in open-source software, but
   * they're still fun.  ;)
   */
  int chomp;
  static unsigned short mouth;
  static unsigned int   lastcur = 0;

  /* we don't need that parameter */
  ctl=NULL;

  if(config->noprogressbar || (pct == 100 && lastpct == 100)) {
    return(1);
  }

  alpm_get_option(PM_OPT_CHOMP, (long *)&chomp);

  gettimeofday(&t1, NULL);
  if(xfered+offset == fsz) {
    t = t0;
  }
  timediff = t1.tv_sec-t.tv_sec + (float)(t1.tv_usec-t.tv_usec) / 1000000;

  if(xfered+offset == fsz) {
    /* average download rate */
    rate = xfered / (timediff * 1024);
    /* total download time */
    eta_s = (int)timediff;
    eta_h = eta_s / 3600;
    eta_s -= eta_h * 3600;
    eta_m = eta_s / 60;
    eta_s -= eta_m * 60;
  } else if(timediff > 1) {
    /* we avoid computing the rate & ETA on too small periods of time, so that
       results are more significant */
    rate = (xfered-xfered1) / (timediff * 1024);
    xfered1 = xfered;
    gettimeofday(&t, NULL);
    eta_s = (fsz-(xfered+offset)) / (rate * 1024);
    eta_h = eta_s / 3600;
    eta_s -= eta_h * 3600;
    eta_m = eta_s / 60;
    eta_s -= eta_m * 60;
  }

  printf(" %s [", sync_fnm);
  cur = (int)((maxcols-64)*pct/100);
  for(i = 0; i < maxcols-64; i++) {
    if(chomp) {
      if(i < cur) {
        printf("-");
      } else {
        if(i == cur) {
          if(lastcur == cur) {
            if(mouth) {
              printf("\033[1;33mC\033[m");
            } else {
              printf("\033[1;33mc\033[m");
            }
          } else {
            mouth = mouth == 1 ? 0 : 1;
            if(mouth) {
              printf("\033[1;33mC\033[m");
            } else {
              printf("\033[1;33mc\033[m");
            }
          }
        } else {
          printf("\033[0;37m*\033[m");
        }
      }
    } else {
      (i < cur) ? printf("#") : printf(" ");
    }
  }
  if(rate > 1000) {
    printf("] %3d%%  %6dK  %6.0fK/s  %02d:%02d:%02d\r", pct, ((xfered+offset) / 1024), rate, eta_h, eta_m, eta_s);
  } else {
    printf("] %3d%%  %6dK  %6.1fK/s  %02d:%02d:%02d\r", pct, ((xfered+offset) / 1024), rate, eta_h, eta_m, eta_s);
  }
  if(lastpct != 100 && pct == 100) {
    printf("\n");
  }
  lastcur = cur;
  lastpct = pct;
  fflush(stdout);
  return(1);
}

/* vim: set ts=2 sw=2 noet: */