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[apt.git] / cmdline / apt-helper.cc
1 // -*- mode: cpp; mode: fold -*-
2 // Description /*{{{*/
3 /* #####################################################################
4 apt-helper - cmdline helpers
5 ##################################################################### */
6 /*}}}*/
7 // Include Files /*{{{*/
8 #include <config.h>
9
10 #include <apt-pkg/configuration.h>
11 #include <apt-pkg/cmndline.h>
12 #include <apt-pkg/error.h>
13 #include <apt-pkg/init.h>
14 #include <apt-pkg/strutl.h>
15 #include <apt-pkg/pkgsystem.h>
16 #include <apt-pkg/fileutl.h>
17 #include <apt-pkg/acquire.h>
18 #include <apt-pkg/acquire-item.h>
19
20 #include <apt-private/acqprogress.h>
21 #include <apt-private/private-output.h>
22 #include <apt-private/private-download.h>
23 #include <apt-private/private-cmndline.h>
24
25 #include <iostream>
26 #include <string>
27 #include <vector>
28
29 #include <apti18n.h>
30 /*}}}*/
31
32 static bool DoDownloadFile(CommandLine &CmdL)
33 {
34 if (CmdL.FileSize() <= 2)
35 return _error->Error(_("Must specify at least one pair url/filename"));
36
37
38 pkgAcquire Fetcher;
39 AcqTextStatus Stat(ScreenWidth, _config->FindI("quiet",0));
40 Fetcher.Setup(&Stat);
41 std::string download_uri = CmdL.FileList[1];
42 std::string targetfile = CmdL.FileList[2];
43 std::string hash;
44 if (CmdL.FileSize() > 3)
45 hash = CmdL.FileList[3];
46 new pkgAcqFile(&Fetcher, download_uri, hash, 0, "desc", "short-desc",
47 "dest-dir-ignored", targetfile);
48 Fetcher.Run();
49 bool Failed = false;
50 if (AcquireRun(Fetcher, 0, &Failed, NULL) == false || Failed == true ||
51 FileExists(targetfile) == false)
52 return _error->Error(_("Download Failed"));
53 return true;
54 }
55
56 static bool ShowHelp(CommandLine &)
57 {
58 ioprintf(std::cout,_("%s %s for %s compiled on %s %s\n"),PACKAGE,PACKAGE_VERSION,
59 COMMON_ARCH,__DATE__,__TIME__);
60
61 if (_config->FindB("version") == true)
62 return true;
63
64 std::cout <<
65 _("Usage: apt-helper [options] command\n"
66 " apt-helper [options] download-file uri target-path\n"
67 "\n"
68 "apt-helper is a internal helper for apt\n"
69 "\n"
70 "Commands:\n"
71 " download-file - download the given uri to the target-path\n"
72 "\n"
73 " This APT helper has Super Meep Powers.\n");
74 return true;
75 }
76
77
78 int main(int argc,const char *argv[]) /*{{{*/
79 {
80 CommandLine::Dispatch Cmds[] = {{"help",&ShowHelp},
81 {"download-file", &DoDownloadFile},
82 {0,0}};
83
84 std::vector<CommandLine::Args> Args = getCommandArgs(
85 "apt-download", CommandLine::GetCommand(Cmds, argc, argv));
86
87 // Set up gettext support
88 setlocale(LC_ALL,"");
89 textdomain(PACKAGE);
90
91 // Parse the command line and initialize the package library
92 CommandLine CmdL(Args.data(),_config);
93 if (pkgInitConfig(*_config) == false ||
94 CmdL.Parse(argc,argv) == false ||
95 pkgInitSystem(*_config,_system) == false)
96 {
97 if (_config->FindB("version") == true)
98 ShowHelp(CmdL);
99 _error->DumpErrors();
100 return 100;
101 }
102
103 // See if the help should be shown
104 if (_config->FindB("help") == true ||
105 _config->FindB("version") == true ||
106 CmdL.FileSize() == 0)
107 {
108 ShowHelp(CmdL);
109 return 0;
110 }
111
112 InitOutput();
113
114 // Match the operation
115 CmdL.DispatchArg(Cmds);
116
117 // Print any errors or warnings found during parsing
118 bool const Errors = _error->PendingError();
119 if (_config->FindI("quiet",0) > 0)
120 _error->DumpErrors();
121 else
122 _error->DumpErrors(GlobalError::DEBUG);
123 return Errors == true ? 100 : 0;
124 }
125 /*}}}*/