Subversion Repositories SvarDOS

Rev

Rev 560 | Rev 719 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
208 mateuszvis 1 
<?php
2 
 
3 
/*
4 
  pkgnet interface
559 mateuszvis 5 
  Copyright (C) 2021-2022 Mateusz Viste
208 mateuszvis 6 
 
7 
 === API ===
8 
  ?a=pull&p=PACKAGE           downloads the zip archive containing PACKAGE
559 mateuszvis 9 
  ?a=pull&p=PACKAGE-VER       downloads the zip containing PACKAGE in version VER
208 mateuszvis 10 
  ?a=search&p=PHRASE          list packages that match PHRASE
345 mateuszvis 11 
  ?a=checkup                  list of packages+versions in $_POST
208 mateuszvis 12 
*/
13 
 
216 mateuszvis 14 
 
15 
function nicesize($bytes) {
16 
  if ($bytes < 1024) return(round($bytes / 1024, 1) . "K");
17 
  if ($bytes < 1024 * 1024) return(round($bytes / 1024) . "K");
18 
  return(round($bytes / 1024 / 1024, 1) . "M");
19 
}
20 
 
21 
 
345 mateuszvis 22 
function csv_to_array($filename = '', $delimiter = "\t") {
23 
  //if (! file_exists($filename) || ! is_readable($filename)) return FALSE;
24 
  $handle = fopen($filename, 'r');
25 
  if ($handle === false) return(false);
26 
 
27 
  $rez = array();
28 
 
29 
  while (($row = fgetcsv($handle, 1000, $delimiter)) !== FALSE) {
30 
    $rez[] = $row;
31 
  }
32 
  fclose($handle);
33 
 
34 
  return $rez;
35 
}
36 
 
37 
 
38 
function tabulprint($ar_data, $ar_width, $margin = true) {
39 
  $count = 0;
40 
  foreach ($ar_data as $item) {
41 
    if ($count == 0) {
42 
      echo '|';
43 
      if ($margin) echo ' ';
44 
    }
45 
    echo substr(str_pad($item, $ar_width[$count]), 0, $ar_width[$count]);
46 
    if ($margin) {
47 
      echo ' | ';
48 
    } else {
49 
      echo '|';
50 
    }
51 
    $count++;
52 
  }
53 
  echo "\r\n";
54 
}
55 
 
56 
 
57 
// *** MAIN START ************************************************************
58 
 
59 
 
216 mateuszvis 60 
if (empty($_GET['a'])) {
208 mateuszvis 61 
  http_response_code(404);
216 mateuszvis 62 
  echo "ERROR: no action specified\r\n";
63 
  exit(0);
208 mateuszvis 64 
}
65 
 
631 mateusz.vi 66 
// switch to the packages directory
67 
if (chdir('../../packages') === false) {
68 
  http_response_code(404);
69 
  echo "ERROR: server-side error, cannot access packages\r\n";
70 
  exit(0);
71 
}
72 
 
345 mateuszvis 73 
$a = strtolower($_GET['a']);
74 
 
75 
$p = '';
76 
if ($a != 'checkup') {
77 
  if (empty($_GET['p'])) {
78 
    http_response_code(404);
79 
    echo "ERROR: no package specified\r\n";
80 
    exit(0);
81 
  }
82 
  $p = strtolower($_GET['p']);
216 mateuszvis 83 
}
84 
 
208 mateuszvis 85 
$v = '';
86 
if (!empty($_GET['v'])) $v = $_GET['v'];
87 
 
216 mateuszvis 88 
// pull action is easy (does not require looking into pkg list), do it now
208 mateuszvis 89 
 
216 mateuszvis 90 
if ($a === 'pull') {
91 
  if (file_exists($p . '.zip')) {
631 mateusz.vi 92 
    header('Content-Disposition: attachment; filename="' . $p . '.zip"');
93 
    header('Content-Type: application/octet-stream');
216 mateuszvis 94 
    readfile($p . '.zip');
95 
  } else {
96 
    http_response_code(404);
97 
    echo "ERROR: package not found on server\r\n";
98 
  }
99 
  exit(0);
100 
}
101 
 
102 
// is action valid?
103 
 
104 
if (($a !== 'search') && ($a !== 'checkup')) {
105 
  http_response_code(404);
106 
  echo "ERROR: invalid action\r\n";
107 
  exit(0);
108 
}
109 
 
110 
// iterate over packages now
111 
 
112 
$handle = fopen("index.tsv", "rb");
113 
if ($handle === FALSE) {
114 
  http_response_code(404);
115 
  echo "ERROR: Server-side internal error\r\n";
116 
  exit(0);
117 
}
118 
 
119 
if ($a === 'search') {
120 
  $matches = 0;
121 
  while (($pkg = fgetcsv($handle, 1024, "\t")) !== FALSE) {
122 
    if ((stristr($pkg[0], $p)) || (stristr($pkg[2], $p))) {
560 mateuszvis 123 
      echo str_pad(strtoupper($pkg[0]), 12) . str_pad("ver: {$pkg[1]} ", 16) . str_pad("size: " . nicesize(filesize($pkg[0] . '.zip')), 16) . "BSUM: " . sprintf("%04X", $pkg[3]) . "\r\n";
216 mateuszvis 124 
      echo wordwrap($pkg[2], 79, "\r\n", true);
559 mateuszvis 125 
      echo "\r\n";
126 
      // do I have any alt versions?
127 
      $altvers = glob("{$pkg[0]}-*.zip");
128 
      if (!empty($altvers)) {
129 
        $alts = str_replace('.zip', '', $altvers);
130 
        echo wordwrap("[alt versions: " . implode(', ', $alts), 79, "\r\n", true) . "]\r\n";
131 
      }
132 
      echo "\r\n";
216 mateuszvis 133 
      $matches++;
134 
    }
135 
  }
136 
  if ($matches == 0) echo "No matching package found.\r\n";
137 
}
138 
 
139 
if ($a === 'checkup') {
345 mateuszvis 140 
  $found = 0;
141 
  $remote_pkgs = csv_to_array("php://input", "\t"); // [0] = pkgname ; [1] = version
216 mateuszvis 142 
  while (($pkg = fgetcsv($handle, 1024, "\t")) !== FALSE) {
345 mateuszvis 143 
    // is $pkg part of remote packages?
144 
    foreach ($remote_pkgs as $rpkg) {
145 
      if (strcasecmp($pkg[0], $rpkg[0]) != 0) continue;
146 
      if ($pkg[1] === $rpkg[1]) continue; // skip same version
147 
      if ($found == 0) {
148 
        echo str_pad('', 58, '-') . "\r\n";
149 
        tabulprint(array('PACKAGE', 'INSTALLED (LOCAL)', 'AVAILABLE (REMOTE)'), array(8, 20, 20));
150 
        tabulprint(array('----------', '----------------------', '----------------------'), array(10, 22, 22), false);
151 
      }
152 
      $found++;
153 
      tabulprint(array('' . $pkg[0], $rpkg[1], $pkg[1]), array(8, 20, 20));
216 mateuszvis 154 
      break;
155 
    }
156 
  }
345 mateuszvis 157 
  if ($found == 0) {
158 
    echo "no available updates\r\n";
159 
  } else {
160 
    echo str_pad('', 58, '-') . "\r\n";
161 
    echo "found {$found} differing packages\r\n";
162 
  }
216 mateuszvis 163 
}
164 
fclose($handle);
165 
 
166 
 
208 mateuszvis 167 
?>