Drizzled Public API Documentation

schema.cc
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20 
21 #include <config.h>
22 #include <cassert>
23 #include <drizzled/errmsg_print.h>
24 #include <drizzled/gettext.h>
25 #include <drizzled/identifier.h>
26 #include <drizzled/session.h>
27 #include <drizzled/internal/my_sys.h>
28 #include <drizzled/catalog/local.h>
29 #include <drizzled/util/tablename_to_filename.h>
30 #include <drizzled/util/backtrace.h>
31 #include <drizzled/charset.h>
32 
33 #include <algorithm>
34 #include <sstream>
35 #include <cstdio>
36 
37 #include <boost/algorithm/string/compare.hpp>
38 
39 using namespace std;
40 
41 namespace drizzled {
42 namespace identifier {
43 
44 Schema::Schema(str_ref db_arg) :
45  db(db_arg.data(), db_arg.size())
46 {
47 #if 0
48  string::size_type lastPos= db.find_first_of('/', 0);
49 
50  if (lastPos != std::string::npos)
51  {
52  catalog= db.substr(0, lastPos);
53  db.erase(0, lastPos + 1);
54  }
55 #endif
56 
57  if (db_arg.empty() == false)
58  {
59  db_path += util::tablename_to_filename(db);
60  assert(db_path.length()); // TODO throw exception, this is a possibility
61  }
62 
63  _corrected_db= boost::to_lower_copy(db);
64 }
65 
66 const std::string &Schema::getPath() const
67 {
68  return db_path;
69 }
70 
71 bool Schema::compare(const std::string &arg) const
72 {
73  return boost::iequals(arg, db);
74 }
75 
76 bool Schema::compare(const Schema& arg) const
77 {
78  return boost::iequals(arg.getSchemaName(), db);
79 }
80 
81 bool Schema::isValid() const
82 {
83  const charset_info_st& cs= my_charset_utf8mb4_general_ci;
84  int well_formed_error;
85  if (not db.empty()
86  && db.size() <= NAME_LEN
87  && db.at(0) != '.'
88  && db.at(db.size() - 1) != ' '
89  && db.size() == cs.cset->well_formed_len(cs, db, NAME_CHAR_LEN, &well_formed_error))
90  {
91  if (not well_formed_error)
92  return true;
93  }
94  my_error(ER_WRONG_DB_NAME, *this);
95  return false;
96 }
97 
98 const std::string &Schema::getCatalogName() const
99 {
100  return drizzled::catalog::local_identifier().name();
101 }
102 
103 std::ostream& operator<<(std::ostream& output, const Schema&identifier)
104 {
105  return output << "identifier::Schema:(" << drizzled::catalog::local_identifier() << ", " << identifier.getSchemaName() << ", " << identifier.getPath() << ")";
106 }
107 
108 } /* namespace identifier */
109 } /* namespace drizzled */