aboutsummaryrefslogtreecommitdiff
path: root/brep/mod-repository-details.cxx
blob: 742bee9fa3aa228f778709d505accb83b21e9cfa (plain)
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
// file      : brep/mod-repository-details.cxx -*- C++ -*-
// copyright : Copyright (c) 2014-2016 Code Synthesis Ltd
// license   : MIT; see accompanying LICENSE file

#include <brep/mod-repository-details>

#include <time.h> // tzset()

#include <sstream>
#include <algorithm> // max()

#include <xml/serializer>

#include <odb/database.hxx>
#include <odb/transaction.hxx>

#include <butl/timestamp>

#include <web/xhtml>
#include <web/module>
#include <web/mime-url-encoding>

#include <brep/page>
#include <brep/options>
#include <brep/package>
#include <brep/database>
#include <brep/package-odb>

using namespace std;
using namespace odb::core;
using namespace brep::cli;

void brep::repository_details::
init (scanner& s)
{
  MODULE_DIAG;

  options_ = make_shared<options::repository_details> (
    s, unknown_mode::fail, unknown_mode::fail);

  if (options_->root ().empty ())
    options_->root (dir_path ("/"));

  db_ = shared_database (*options_);

  tzset (); // To use butl::to_stream() later on.
}

bool brep::repository_details::
handle (request& rq, response& rs)
{
  using namespace web::xhtml;

  MODULE_DIAG;

  // The module options object is not changed after being created once per
  // server process.
  //
  static const dir_path& root (options_->root ());

  // Make sure no parameters passed.
  //
  try
  {
    name_value_scanner s (rq.parameters ());
    params::repository_details (s, unknown_mode::fail, unknown_mode::fail);
  }
  catch (const unknown_argument& e)
  {
    throw invalid_request (400, e.what ());
  }

  static const string title ("About");
  xml::serializer s (rs.content (), title);

  s << HTML
    <<   HEAD
    <<     TITLE << title << ~TITLE
    <<     CSS_LINKS (path ("repository-details.css"), root)
    <<   ~HEAD
    <<   BODY
    <<     DIV_HEADER (root)
    <<     DIV(ID="content");

  transaction t (db_->begin ());

  using query = query<repository>;

  for (const auto& r:
         db_->query<repository> (
           query::internal + "ORDER BY" + query::priority))
  {
    //@@ Feels like a lot of trouble (e.g., id_attribute()) for very
    //   dubious value. A link to the package search page just for
    //   this repository would probably be more useful.
    //
    string id (html_id (r.name));
    s << H1(ID=id)
      <<   A(HREF="#" + web::mime_url_encode (id)) << r.display_name << ~A
      << ~H1;

    if (r.summary)
      s << H2 << *r.summary << ~H2;

    if (r.description)
      s << P_DESCRIPTION (*r.description);

    if (r.email)
    {
      const email& e (*r.email);

      s << P
        <<   A(HREF="mailto:" + e) << e << ~A;

      if (!e.comment.empty ())
        s << " (" << e.comment << ")";

      s << ~P;
    }

    ostringstream o;
    butl::to_stream (o,
                     max (r.packages_timestamp, r.repositories_timestamp),
                     "%Y-%m-%d %H:%M:%S%[.N] %Z",
                     true,
                     true);

    s << P << o.str () << ~P;
  }

  t.commit ();

  s <<     ~DIV
    <<   ~BODY
    << ~HTML;

  return true;
}