Electroneum
notify.cpp
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28 
29 #include <boost/algorithm/string.hpp>
30 #include <stdarg.h>
31 #include "misc_log_ex.h"
32 #include "file_io_utils.h"
33 #include "spawn.h"
34 #include "notify.h"
35 
36 #undef ELECTRONEUM_DEFAULT_LOG_CATEGORY
37 #define ELECTRONEUM_DEFAULT_LOG_CATEGORY "notify"
38 
39 namespace tools
40 {
41 
42 /*
43  TODO:
44  - Improve tokenization to handle paths containing whitespaces, quotes, etc.
45  - Windows unicode support (implies implementing unicode command line parsing code)
46 */
47 Notify::Notify(const char *spec)
48 {
49  CHECK_AND_ASSERT_THROW_MES(spec, "Null spec");
50 
51  boost::split(args, spec, boost::is_any_of(" \t"), boost::token_compress_on);
52  CHECK_AND_ASSERT_THROW_MES(args.size() > 0, "Failed to parse spec");
53  if (strchr(spec, '\'') || strchr(spec, '\"') || strchr(spec, '\\'))
54  MWARNING("A notification spec contains a quote or backslash: note that these are handled verbatim, which may not be the intent");
55  filename = args[0];
56  CHECK_AND_ASSERT_THROW_MES(epee::file_io_utils::is_file_exist(filename), "File not found: " << filename);
57 }
58 
59 static void replace(std::vector<std::string> &v, const char *tag, const char *s)
60 {
61  for (std::string &str: v)
62  boost::replace_all(str, tag, s);
63 }
64 
65 int Notify::notify(const char *tag, const char *s, ...)
66 {
67  std::vector<std::string> margs = args;
68 
69  replace(margs, tag, s);
70 
71  va_list ap;
72  va_start(ap, s);
73  while ((tag = va_arg(ap, const char*)))
74  {
75  s = va_arg(ap, const char*);
76  replace(margs, tag, s);
77  }
78  va_end(ap);
79 
80  return tools::spawn(filename.c_str(), margs, false);
81 }
82 
83 }
#define CHECK_AND_ASSERT_THROW_MES(expr, message)
Definition: misc_log_ex.h:173
Notify(const char *spec)
Definition: notify.cpp:47
::std::string string
Definition: gtest-port.h:1097
bool is_file_exist(const std::string &path)
Definition: file_io_utils.h:66
Various Tools.
Definition: tools.cpp:31
#define MWARNING(x)
Definition: misc_log_ex.h:74
int spawn(const char *filename, const std::vector< std::string > &args, bool wait)
Definition: spawn.cpp:51
int notify(const char *tag, const char *s,...)
Definition: notify.cpp:65