Class: TinyTds::Client
- Inherits:
-
Object
- Object
- TinyTds::Client
- Defined in:
- lib/tiny_tds/client.rb,
ext/tiny_tds/client.c
Constant Summary collapse
- TDS_VERSIONS_SETTERS =
{ 'unknown' => 0, '46' => 1, '100' => 2, '42' => 3, '70' => 4, '80' => 5, '90' => 6 # TODO: untested }.freeze
- TDS_VERSIONS_GETTERS =
{ 0 => {:name => 'DBTDS_UNKNOWN', :description => 'Unknown'}, 1 => {:name => 'DBTDS_2_0', :description => 'Pre 4.0 SQL Server'}, 2 => {:name => 'DBTDS_3_4', :description => 'Microsoft SQL Server (3.0)'}, 3 => {:name => 'DBTDS_4_0', :description => '4.0 SQL Server'}, 4 => {:name => 'DBTDS_4_2', :description => '4.2 SQL Server'}, 5 => {:name => 'DBTDS_4_6', :description => '2.0 OpenServer and 4.6 SQL Server.'}, 6 => {:name => 'DBTDS_4_9_5', :description => '4.9.5 (NCR) SQL Server'}, 7 => {:name => 'DBTDS_5_0', :description => '5.0 SQL Server'}, 8 => {:name => 'DBTDS_7_0', :description => 'Microsoft SQL Server 7.0'}, 9 => {:name => 'DBTDS_8_0', :description => 'Microsoft SQL Server 2000'}, 10 => {:name => 'DBTDS_9_0', :description => 'Microsoft SQL Server 2005'} }.freeze
- @@default_query_options =
{ :as => :hash, :symbolize_keys => false, :cache_rows => true, :timezone => :local }
Instance Attribute Summary collapse
-
#query_options ⇒ Object
readonly
Returns the value of attribute query_options.
Class Method Summary collapse
- .default_query_options ⇒ Object
-
.transpose_iconv_encoding(encoding) ⇒ Object
Most, if not all, iconv encoding names can be found by ruby.
Instance Method Summary collapse
- #charset ⇒ Object
- #close ⇒ Object
- #closed? ⇒ Boolean
- #encoding ⇒ Object
- #escape(string) ⇒ Object
- #execute(sql) ⇒ Object
-
#initialize(opts = {}) ⇒ Client
constructor
A new instance of Client.
-
#tds_version ⇒ Object
TinyTds::Client (public).
- #tds_version_info ⇒ Object
Constructor Details
#initialize(opts = {}) ⇒ Client
Returns a new instance of Client.
49 50 51 52 53 54 55 56 57 58 59 60 61 62 |
# File 'lib/tiny_tds/client.rb', line 49 def initialize(opts={}) @query_options = @@default_query_options.dup user = opts[:username] pass = opts[:password] dataserver = opts[:dataserver] database = opts[:database] appname = opts[:appname] || 'TinyTds' version = TDS_VERSIONS_SETTERS[opts[:tds_version].to_s] || TDS_VERSIONS_SETTERS['80'] ltimeout = opts[:login_timeout] || 60 timeout = opts[:timeout] || 5 encoding = (opts[:encoding].nil? || opts[:encoding].downcase == 'utf8') ? 'UTF-8' : opts[:encoding].upcase raise ArgumentError, 'missing :username option' if user.nil? || user.empty? connect(user, pass, dataserver, database, appname, version, ltimeout, timeout, encoding) end |
Instance Attribute Details
#query_options ⇒ Object (readonly)
Returns the value of attribute query_options.
35 36 37 |
# File 'lib/tiny_tds/client.rb', line 35 def @query_options end |
Class Method Details
.default_query_options ⇒ Object
37 38 39 |
# File 'lib/tiny_tds/client.rb', line 37 def self. @@default_query_options end |
.transpose_iconv_encoding(encoding) ⇒ Object
Most, if not all, iconv encoding names can be found by ruby. Just in case, you can overide this method to return a string name that Encoding.find would work with. Default is to return the passed encoding.
44 45 46 |
# File 'lib/tiny_tds/client.rb', line 44 def self.transpose_iconv_encoding(encoding) encoding end |
Instance Method Details
#charset ⇒ Object
127 128 129 130 |
# File 'ext/tiny_tds/client.c', line 127
static VALUE rb_tinytds_charset(VALUE self) {
GET_CLIENT_WRAPPER(self);
return cwrap->charset;
}
|
#close ⇒ Object
94 95 96 97 98 99 100 101 |
# File 'ext/tiny_tds/client.c', line 94
static VALUE rb_tinytds_close(VALUE self) {
GET_CLIENT_WRAPPER(self);
if (cwrap->client && !cwrap->closed) {
dbclose(cwrap->client);
cwrap->closed = 1;
}
return Qtrue;
}
|
#closed? ⇒ Boolean
103 104 105 106 |
# File 'ext/tiny_tds/client.c', line 103
static VALUE rb_tinytds_closed(VALUE self) {
GET_CLIENT_WRAPPER(self);
return cwrap->closed ? Qtrue : Qfalse;
}
|
#encoding ⇒ Object
132 133 134 135 136 137 138 139 |
# File 'ext/tiny_tds/client.c', line 132
static VALUE rb_tinytds_encoding(VALUE self) {
GET_CLIENT_WRAPPER(self);
#ifdef HAVE_RUBY_ENCODING_H
return rb_enc_from_encoding(cwrap->encoding);
#else
return Qnil;
#endif
}
|
#escape(string) ⇒ Object
141 142 143 144 145 146 147 148 149 |
# File 'ext/tiny_tds/client.c', line 141
static VALUE rb_tinytds_escape(VALUE self, VALUE string) {
Check_Type(string, T_STRING);
GET_CLIENT_WRAPPER(self);
VALUE new_string = rb_funcall(string, intern_gsub, 2, opt_escape_regex, opt_escape_dblquote);
#ifdef HAVE_RUBY_ENCODING_H
rb_enc_associate(new_string, cwrap->encoding);
#endif
return new_string;
}
|
#execute(sql) ⇒ Object
108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 |
# File 'ext/tiny_tds/client.c', line 108
static VALUE rb_tinytds_execute(VALUE self, VALUE sql) {
GET_CLIENT_WRAPPER(self);
REQUIRE_OPEN_CLIENT(cwrap);
dbcmd(cwrap->client, StringValuePtr(sql));
if (dbsqlexec(cwrap->client) == FAIL) {
// TODO: Account for dbsqlexec() returned FAIL.
rb_warn("TinyTds: dbsqlexec() returned FAIL.\n");
return Qfalse;
}
VALUE result = rb_tinytds_new_result_obj(cwrap->client);
rb_iv_set(result, "@query_options", rb_funcall(rb_iv_get(self, "@query_options"), intern_dup, 0));
GET_RESULT_WRAPPER(result);
rwrap->local_offset = rb_funcall(cTinyTdsClient, intern_local_offset, 0);
#ifdef HAVE_RUBY_ENCODING_H
rwrap->encoding = cwrap->encoding;
#endif
return result;
}
|
#tds_version ⇒ Object
TinyTds::Client (public)
89 90 91 92 |
# File 'ext/tiny_tds/client.c', line 89
static VALUE rb_tinytds_tds_version(VALUE self) {
GET_CLIENT_WRAPPER(self);
return INT2FIX(dbtds(cwrap->client));
}
|
#tds_version_info ⇒ Object
64 65 66 67 |
# File 'lib/tiny_tds/client.rb', line 64 def tds_version_info info = TDS_VERSIONS_GETTERS[tds_version] "#{info[:name]} - #{info[:description]}" if info end |