Class: Mysql

Inherits:
Object
  • Object
show all
Defined in:
lib/mysqlplus.rb,
ext/mysql.c

Overview

The mysqlplus library is a [slightly updated] fork of the Mysql class, with asynchronous capability added See www.kitebird.com/articles/ruby-mysql.html for details, as well as the test directory within the gem

Defined Under Namespace

Classes: Error, Field, Result, RowOffset, Stmt, Time

Constant Summary collapse

VERSION =

Mysql constant

INT2FIX(MYSQL_RUBY_VERSION)
OPT_CONNECT_TIMEOUT = 
INT2NUM(MYSQL_OPT_CONNECT_TIMEOUT)
OPT_COMPRESS = 
INT2NUM(MYSQL_OPT_COMPRESS)
OPT_NAMED_PIPE = 
INT2NUM(MYSQL_OPT_NAMED_PIPE)
INIT_COMMAND = 
INT2NUM(MYSQL_INIT_COMMAND)
READ_DEFAULT_FILE = 
INT2NUM(MYSQL_READ_DEFAULT_FILE)
READ_DEFAULT_GROUP = 
INT2NUM(MYSQL_READ_DEFAULT_GROUP)
SET_CHARSET_DIR = 
INT2NUM(MYSQL_SET_CHARSET_DIR)
SET_CHARSET_NAME = 
INT2NUM(MYSQL_SET_CHARSET_NAME)
OPT_LOCAL_INFILE = 
INT2NUM(MYSQL_OPT_LOCAL_INFILE)
OPT_PROTOCOL = 
INT2NUM(MYSQL_OPT_PROTOCOL)
SHARED_MEMORY_BASE_NAME = 
INT2NUM(MYSQL_SHARED_MEMORY_BASE_NAME)
OPT_READ_TIMEOUT = 
INT2NUM(MYSQL_OPT_READ_TIMEOUT)
OPT_WRITE_TIMEOUT = 
INT2NUM(MYSQL_OPT_WRITE_TIMEOUT)
SECURE_AUTH = 
INT2NUM(MYSQL_SECURE_AUTH)
OPT_GUESS_CONNECTION = 
INT2NUM(MYSQL_OPT_GUESS_CONNECTION)
OPT_USE_EMBEDDED_CONNECTION = 
INT2NUM(MYSQL_OPT_USE_EMBEDDED_CONNECTION)
OPT_USE_REMOTE_CONNECTION = 
INT2NUM(MYSQL_OPT_USE_REMOTE_CONNECTION)
SET_CLIENT_IP = 
INT2NUM(MYSQL_SET_CLIENT_IP)
REFRESH_GRANT = 
INT2NUM(REFRESH_GRANT)
REFRESH_LOG = 
INT2NUM(REFRESH_LOG)
REFRESH_TABLES = 
INT2NUM(REFRESH_TABLES)
REFRESH_HOSTS = 
INT2NUM(REFRESH_HOSTS)
REFRESH_STATUS = 
INT2NUM(REFRESH_STATUS)
REFRESH_THREADS = 
INT2NUM(REFRESH_THREADS)
REFRESH_SLAVE = 
INT2NUM(REFRESH_SLAVE)
REFRESH_MASTER = 
INT2NUM(REFRESH_MASTER)
CLIENT_FOUND_ROWS = 
INT2NUM(CLIENT_FOUND_ROWS)
CLIENT_NO_SCHEMA = 
INT2NUM(CLIENT_NO_SCHEMA)
CLIENT_COMPRESS = 
INT2NUM(CLIENT_COMPRESS)
CLIENT_ODBC = 
INT2NUM(CLIENT_ODBC)
CLIENT_LOCAL_FILES = 
INT2NUM(CLIENT_LOCAL_FILES)
CLIENT_IGNORE_SPACE = 
INT2NUM(CLIENT_IGNORE_SPACE)
CLIENT_CHANGE_USER = 
INT2NUM(CLIENT_CHANGE_USER)
CLIENT_INTERACTIVE = 
INT2NUM(CLIENT_INTERACTIVE)
CLIENT_SSL = 
INT2NUM(CLIENT_SSL)
CLIENT_IGNORE_SIGPIPE = 
INT2NUM(CLIENT_IGNORE_SIGPIPE)
CLIENT_TRANSACTIONS = 
INT2NUM(CLIENT_TRANSACTIONS)
CLIENT_MULTI_STATEMENTS = 
INT2NUM(CLIENT_MULTI_STATEMENTS)
CLIENT_MULTI_RESULTS = 
INT2NUM(CLIENT_MULTI_RESULTS)
OPTION_MULTI_STATEMENTS_ON = 
INT2NUM(MYSQL_OPTION_MULTI_STATEMENTS_ON)
OPTION_MULTI_STATEMENTS_OFF = 
INT2NUM(MYSQL_OPTION_MULTI_STATEMENTS_OFF)

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*args) ⇒ Object

initialize()



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# File 'ext/mysql.c', line 568

static VALUE initialize(int argc, VALUE* argv, VALUE obj)
{
    return obj;
}

Class Method Details

.client_info ⇒ Object

client_info()



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# File 'ext/mysql.c', line 430

static VALUE client_info(VALUE klass)
{
    return rb_tainted_str_new2(mysql_get_client_info());
}

.client_version ⇒ Object

client_version()



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# File 'ext/mysql.c', line 446

static VALUE client_version(VALUE obj)
{
    return INT2NUM(mysql_get_client_version());
}

.connect(*args) ⇒ Object

real_connect(host=nil, user=nil, passwd=nil, db=nil, port=nil, sock=nil, flag=nil)



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# File 'ext/mysql.c', line 367

static VALUE real_connect(int argc, VALUE* argv, VALUE klass)
{
    VALUE host, user, passwd, db, port, sock, flag;
    char *h, *u, *p, *d, *s;
    unsigned int pp, f;
    struct mysql* myp;
    VALUE obj;

#if MYSQL_VERSION_ID >= 32200
    rb_scan_args(argc, argv, "07", &host, &user, &passwd, &db, &port, &sock, &flag);
    d = NILorSTRING(db);
    f = NILorINT(flag);
#elif MYSQL_VERSION_ID >= 32115
    rb_scan_args(argc, argv, "06", &host, &user, &passwd, &port, &sock, &flag);
    f = NILorINT(flag);
#else
    rb_scan_args(argc, argv, "05", &host, &user, &passwd, &port, &sock);
#endif
    h = NILorSTRING(host);
    u = NILorSTRING(user);
    p = NILorSTRING(passwd);
    pp = NILorINT(port);
    s = NILorSTRING(sock);

    obj = Data_Make_Struct(klass, struct mysql, 0, free_mysql, myp);
#if MYSQL_VERSION_ID >= 32200
    mysql_init(&myp->handler); /* we get here */
# ifdef HAVE_TBR
    if( (MYSQL *) rb_thread_blocking_region_variable_params(10, &mysql_real_connect, RUBY_UBF_IO, &myp->handler, h, u, p, d, pp, s, f) == NULL) 
# else
    if(mysql_real_connect(&myp->handler, h, u, p, d, pp, s, f) == NULL)
# endif
#elif MYSQL_VERSION_ID >= 32115
    if (mysql_real_connect(&myp->handler, h, u, p, pp, s, f) == NULL)
#else
    if (mysql_real_connect(&myp->handler, h, u, p, pp, s) == NULL)
#endif
	mysql_raise(&myp->handler);
    
    myp->handler.reconnect = 0;
    myp->connection = Qtrue;

    optimize_for_async(obj);

    myp->query_with_result = Qtrue;
    rb_obj_call_init(obj, argc, argv);
    
    //schedule_connect(obj);

    return obj;
}

.debug(str) ⇒ Object

my_debug(string)



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# File 'ext/mysql.c', line 437

static VALUE my_debug(VALUE obj, VALUE str)
{
    mysql_debug(StringValuePtr(str));
    return obj;
}

.escape_string(str) ⇒ Object

escape_string(string)



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# File 'ext/mysql.c', line 420

static VALUE escape_string(VALUE klass, VALUE str)
{
    VALUE ret;
    Check_Type(str, T_STRING);
    ret = rb_str_new(0, (RSTRING_LEN(str))*2+1);
    rb_str_set_len(ret, mysql_escape_string(RSTRING_PTR(ret), RSTRING_PTR(str), RSTRING_LEN(str)));
    return ret;
}

.get_client_info ⇒ Object

client_info()



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# File 'ext/mysql.c', line 430

static VALUE client_info(VALUE klass)
{
    return rb_tainted_str_new2(mysql_get_client_info());
}

.get_client_version ⇒ Object

client_version()



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# File 'ext/mysql.c', line 446

static VALUE client_version(VALUE obj)
{
    return INT2NUM(mysql_get_client_version());
}

.init ⇒ Object

init()



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# File 'ext/mysql.c', line 228

static VALUE init(VALUE klass)
{
    struct mysql* myp;
    VALUE obj;

    obj = Data_Make_Struct(klass, struct mysql, 0, free_mysql, myp);
    mysql_init(&myp->handler);
    myp->connection = Qfalse;
    myp->query_with_result = Qtrue;
    myp->gc_disabled = Qtrue;
    rb_obj_call_init(obj, 0, NULL);
    return obj;
}

.new(*args) ⇒ Object

real_connect(host=nil, user=nil, passwd=nil, db=nil, port=nil, sock=nil, flag=nil)



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# File 'ext/mysql.c', line 367

static VALUE real_connect(int argc, VALUE* argv, VALUE klass)
{
    VALUE host, user, passwd, db, port, sock, flag;
    char *h, *u, *p, *d, *s;
    unsigned int pp, f;
    struct mysql* myp;
    VALUE obj;

#if MYSQL_VERSION_ID >= 32200
    rb_scan_args(argc, argv, "07", &host, &user, &passwd, &db, &port, &sock, &flag);
    d = NILorSTRING(db);
    f = NILorINT(flag);
#elif MYSQL_VERSION_ID >= 32115
    rb_scan_args(argc, argv, "06", &host, &user, &passwd, &port, &sock, &flag);
    f = NILorINT(flag);
#else
    rb_scan_args(argc, argv, "05", &host, &user, &passwd, &port, &sock);
#endif
    h = NILorSTRING(host);
    u = NILorSTRING(user);
    p = NILorSTRING(passwd);
    pp = NILorINT(port);
    s = NILorSTRING(sock);

    obj = Data_Make_Struct(klass, struct mysql, 0, free_mysql, myp);
#if MYSQL_VERSION_ID >= 32200
    mysql_init(&myp->handler); /* we get here */
# ifdef HAVE_TBR
    if( (MYSQL *) rb_thread_blocking_region_variable_params(10, &mysql_real_connect, RUBY_UBF_IO, &myp->handler, h, u, p, d, pp, s, f) == NULL) 
# else
    if(mysql_real_connect(&myp->handler, h, u, p, d, pp, s, f) == NULL)
# endif
#elif MYSQL_VERSION_ID >= 32115
    if (mysql_real_connect(&myp->handler, h, u, p, pp, s, f) == NULL)
#else
    if (mysql_real_connect(&myp->handler, h, u, p, pp, s) == NULL)
#endif
	mysql_raise(&myp->handler);
    
    myp->handler.reconnect = 0;
    myp->connection = Qtrue;

    optimize_for_async(obj);

    myp->query_with_result = Qtrue;
    rb_obj_call_init(obj, argc, argv);
    
    //schedule_connect(obj);

    return obj;
}

.quote(str) ⇒ Object

escape_string(string)



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# File 'ext/mysql.c', line 420

static VALUE escape_string(VALUE klass, VALUE str)
{
    VALUE ret;
    Check_Type(str, T_STRING);
    ret = rb_str_new(0, (RSTRING_LEN(str))*2+1);
    rb_str_set_len(ret, mysql_escape_string(RSTRING_PTR(ret), RSTRING_PTR(str), RSTRING_LEN(str)));
    return ret;
}

.real_connect(*args) ⇒ Object

real_connect(host=nil, user=nil, passwd=nil, db=nil, port=nil, sock=nil, flag=nil)



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# File 'ext/mysql.c', line 367

static VALUE real_connect(int argc, VALUE* argv, VALUE klass)
{
    VALUE host, user, passwd, db, port, sock, flag;
    char *h, *u, *p, *d, *s;
    unsigned int pp, f;
    struct mysql* myp;
    VALUE obj;

#if MYSQL_VERSION_ID >= 32200
    rb_scan_args(argc, argv, "07", &host, &user, &passwd, &db, &port, &sock, &flag);
    d = NILorSTRING(db);
    f = NILorINT(flag);
#elif MYSQL_VERSION_ID >= 32115
    rb_scan_args(argc, argv, "06", &host, &user, &passwd, &port, &sock, &flag);
    f = NILorINT(flag);
#else
    rb_scan_args(argc, argv, "05", &host, &user, &passwd, &port, &sock);
#endif
    h = NILorSTRING(host);
    u = NILorSTRING(user);
    p = NILorSTRING(passwd);
    pp = NILorINT(port);
    s = NILorSTRING(sock);

    obj = Data_Make_Struct(klass, struct mysql, 0, free_mysql, myp);
#if MYSQL_VERSION_ID >= 32200
    mysql_init(&myp->handler); /* we get here */
# ifdef HAVE_TBR
    if( (MYSQL *) rb_thread_blocking_region_variable_params(10, &mysql_real_connect, RUBY_UBF_IO, &myp->handler, h, u, p, d, pp, s, f) == NULL) 
# else
    if(mysql_real_connect(&myp->handler, h, u, p, d, pp, s, f) == NULL)
# endif
#elif MYSQL_VERSION_ID >= 32115
    if (mysql_real_connect(&myp->handler, h, u, p, pp, s, f) == NULL)
#else
    if (mysql_real_connect(&myp->handler, h, u, p, pp, s) == NULL)
#endif
	mysql_raise(&myp->handler);
    
    myp->handler.reconnect = 0;
    myp->connection = Qtrue;

    optimize_for_async(obj);

    myp->query_with_result = Qtrue;
    rb_obj_call_init(obj, argc, argv);
    
    //schedule_connect(obj);

    return obj;
}

Instance Method Details

#affected_rows ⇒ Object

affected_rows()



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# File 'ext/mysql.c', line 574

static VALUE affected_rows(VALUE obj)
{
    return INT2NUM(mysql_affected_rows(GetHandler(obj)));
}

#async_in_progress=(flag) ⇒ Object 



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# File 'ext/mysql.c', line 324

static VALUE async_in_progress_set( VALUE obj, VALUE flag )
{
    struct mysql* m = GetMysqlStruct(obj);
    m->async_in_progress = (flag == Qnil || flag == Qfalse) ? 0 : connection_identifier(obj);
    return flag; 
}

#async_in_progress? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ext/mysql.c', line 318

static VALUE async_in_progress( VALUE obj )
{
   struct mysql* m = GetMysqlStruct(obj);
   return ( m->async_in_progress == connection_identifier(obj) ) ? Qtrue : Qfalse;
}

#autocommit(mode) ⇒ Object

autocommit()



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# File 'ext/mysql.c', line 1222

static VALUE autocommit(VALUE obj, VALUE mode)
{
    MYSQL* m = GetHandler(obj);
    int f;
    f = (mode == Qnil || mode == Qfalse || (rb_type(mode) == T_FIXNUM && NUM2INT(mode) == 0)) ? 0 : 1;
    if (mysql_autocommit(m, f) != 0)
        mysql_raise(m);
    return obj;
}

#blocking? ⇒ Boolean

blocking

Returns:

  • (Boolean) 


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# File 'ext/mysql.c', line 975

static VALUE blocking(VALUE obj){
    return ( GetMysqlStruct(obj)->blocking ? Qtrue : Qfalse );
}

#busy=(flag) ⇒ Object

busy(true|false)



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# File 'ext/mysql.c', line 989

static VALUE busy_set(VALUE obj, VALUE flag)
{
    if (TYPE(flag) != T_TRUE && TYPE(flag) != T_FALSE)
        rb_raise(rb_eTypeError, "invalid type, required true or false.");
    GetMysqlStruct(obj)->busy = flag;
    return flag;
}

#busy? ⇒ Boolean

is_busy

Returns:

  • (Boolean) 


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# File 'ext/mysql.c', line 980

static VALUE is_busy(VALUE obj){
    return ( GetMysqlStruct(obj)->busy ? Qtrue : Qfalse );
}

#c_async_query(*args) ⇒ Object

async_query(sql,timeout=nil)

optionally take a block



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# File 'ext/mysql.c', line 1163

static VALUE async_query(int argc, VALUE* argv, VALUE obj)
{
    MYSQL* m = GetHandler(obj); 
    VALUE sql, timeout;

    rb_scan_args(argc, argv, "11", &sql, &timeout);

    async_in_progress_set( obj, Qfalse );

    busy(obj); 

    send_query( obj, sql );

    if ( should_schedule_query() ){
      schedule_query(obj, timeout);
    } 

    if (rb_block_given_p()) {
      rb_yield( get_result(obj) );
      idle( obj );
      return obj; 
    }else{
      idle( obj );
      return get_result(obj); 
    }  
}

#change_user(*args) ⇒ Object

change_user(user=nil, passwd=nil, db=nil)



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# File 'ext/mysql.c', line 581

static VALUE change_user(int argc, VALUE* argv, VALUE obj)
{
    VALUE user, passwd, db;
    char *u, *p, *d;
    MYSQL* m = GetHandler(obj);
    rb_scan_args(argc, argv, "03", &user, &passwd, &db);
    u = NILorSTRING(user);
    p = NILorSTRING(passwd);
    d = NILorSTRING(db);
    if (mysql_change_user(m, u, p, d) != 0)
	mysql_raise(m);
    return obj;
}

#character_set_name ⇒ Object

character_set_name()



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# File 'ext/mysql.c', line 598

static VALUE character_set_name(VALUE obj)
{
    return rb_tainted_str_new2(mysql_character_set_name(GetHandler(obj)));
}

#client_info ⇒ Object

client_info()



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# File 'ext/mysql.c', line 430

static VALUE client_info(VALUE klass)
{
    return rb_tainted_str_new2(mysql_get_client_info());
}

#client_version ⇒ Object

client_version()



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# File 'ext/mysql.c', line 446

static VALUE client_version(VALUE obj)
{
    return INT2NUM(mysql_get_client_version());
}

#close ⇒ Object

close()



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# File 'ext/mysql.c', line 605

static VALUE my_close(VALUE obj)
{
    MYSQL* m = GetHandler(obj);
    mysql_close(m);
    GetMysqlStruct(obj)->connection = Qfalse;
    return obj;
}

#commit ⇒ Object

commit()



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# File 'ext/mysql.c', line 1204

static VALUE commit(VALUE obj)
{
    MYSQL* m = GetHandler(obj);
    if (mysql_commit(m) != 0)
        mysql_raise(m);
    return obj;
}

#connect(*args) ⇒ Object

real_connect(host=nil, user=nil, passwd=nil, db=nil, port=nil, sock=nil, flag=nil)



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# File 'ext/mysql.c', line 458

static VALUE real_connect2(int argc, VALUE* argv, VALUE obj)
{
    VALUE host, user, passwd, db, port, sock, flag;
    char *h, *u, *p, *d, *s;
    unsigned int pp, f;
    MYSQL* m = GetHandler(obj);
    rb_scan_args(argc, argv, "07", &host, &user, &passwd, &db, &port, &sock, &flag);
    d = NILorSTRING(db);
    f = NILorINT(flag);
    h = NILorSTRING(host);
    u = NILorSTRING(user);
    p = NILorSTRING(passwd);
    pp = NILorINT(port);
    s = NILorSTRING(sock);

    if (mysql_real_connect(m, h, u, p, d, pp, s, f) == NULL)
	mysql_raise(m);
    m->reconnect = 0;
    GetMysqlStruct(obj)->connection = Qtrue;
         
    optimize_for_async(obj);
    //schedule_connect(obj);

    return obj;
}

#create_db(db) ⇒ Object

create_db(db)



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# File 'ext/mysql.c', line 615

static VALUE create_db(VALUE obj, VALUE db)
{
    MYSQL* m = GetHandler(obj);
    if (mysql_create_db(m, StringValuePtr(db)) != 0)
	mysql_raise(m);
    return obj;
}

#disable_gc=(flag) ⇒ Object

disable_gc(true|false)



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# File 'ext/mysql.c', line 1044

static VALUE disable_gc_set(VALUE obj, VALUE flag)
{
    if (TYPE(flag) != T_TRUE && TYPE(flag) != T_FALSE)
        rb_raise(rb_eTypeError, "invalid type, required true or false.");
    GetMysqlStruct(obj)->gc_disabled = flag;
    return flag;
}

#drop_db(db) ⇒ Object

drop_db(db)



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# File 'ext/mysql.c', line 624

static VALUE drop_db(VALUE obj, VALUE db)
{
    MYSQL* m = GetHandler(obj);
    if (mysql_drop_db(m, StringValuePtr(db)) != 0)
	mysql_raise(m);
    return obj;
}

#dump_debug_info ⇒ Object

dump_debug_info()



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# File 'ext/mysql.c', line 635

static VALUE dump_debug_info(VALUE obj)
{
    MYSQL* m = GetHandler(obj);
    if (mysql_dump_debug_info(m) != 0)
	mysql_raise(m);
    return obj;
}

#errno ⇒ Object

errno()



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# File 'ext/mysql.c', line 645

static VALUE my_errno(VALUE obj)
{
    return INT2NUM(mysql_errno(GetHandler(obj)));
}

#error ⇒ Object

error()



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# File 'ext/mysql.c', line 651

static VALUE my_error(VALUE obj)
{
    return rb_str_new2(mysql_error(GetHandler(obj)));
}

#escape_string(str) ⇒ Object

escape_string(string)



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# File 'ext/mysql.c', line 556

static VALUE real_escape_string(VALUE obj, VALUE str)
{
    MYSQL* m = GetHandler(obj);
    VALUE ret;
    Check_Type(str, T_STRING);
    ret = rb_str_new(0, (RSTRING_LEN(str))*2+1);
    rb_str_set_len(ret, mysql_real_escape_string(m, RSTRING_PTR(ret), RSTRING_PTR(str), RSTRING_LEN(str)));
    return ret;
}

#field_count ⇒ Object

field_count()



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# File 'ext/mysql.c', line 657

static VALUE field_count(VALUE obj)
{
    return INT2NUM(mysql_field_count(GetHandler(obj)));
}

#gc_disabled? ⇒ Boolean

gc_disabled

Returns:

  • (Boolean) 


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# File 'ext/mysql.c', line 1053

static VALUE gc_disabled( VALUE obj ){
    return GetMysqlStruct(obj)->gc_disabled ? Qtrue: Qfalse;  
}

#get_client_info ⇒ Object

client_info()



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# File 'ext/mysql.c', line 430

static VALUE client_info(VALUE klass)
{
    return rb_tainted_str_new2(mysql_get_client_info());
}

#get_client_version ⇒ Object

client_version()



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# File 'ext/mysql.c', line 446

static VALUE client_version(VALUE obj)
{
    return INT2NUM(mysql_get_client_version());
}

#get_host_info ⇒ Object

host_info()



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# File 'ext/mysql.c', line 663

static VALUE host_info(VALUE obj)
{
    return rb_tainted_str_new2(mysql_get_host_info(GetHandler(obj)));
}

#get_proto_info ⇒ Object

proto_info()



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# File 'ext/mysql.c', line 669

static VALUE proto_info(VALUE obj)
{
    return INT2NUM(mysql_get_proto_info(GetHandler(obj)));
}

#get_result ⇒ Object

get_result returns the mysql_result set (default) [i.e. all rows in said said] or nil if query_with_result == false



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# File 'ext/mysql.c', line 1102

static VALUE get_result(VALUE obj)
{
    MYSQL* m = GetHandler(obj);

    async_in_progress_set( obj, Qfalse );

    if (GetMysqlStruct(obj)->connection == Qfalse) {
       idle( obj );    
       rb_raise(eMysql, "query: not connected");
    }
	if (mysql_read_query_result(m) != 0){
	   idle( obj );    
 	   mysql_raise(m);
	}
    
    if (GetMysqlStruct(obj)->query_with_result == Qfalse)
      	return obj;

    if (mysql_field_count(m) == 0)
	    return Qnil; 

    return store_result(obj);
}

#get_server_info ⇒ Object

server_info()



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# File 'ext/mysql.c', line 675

static VALUE server_info(VALUE obj)
{
    return rb_tainted_str_new2(mysql_get_server_info(GetHandler(obj)));
}

#get_server_version ⇒ Object

server_version()



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# File 'ext/mysql.c', line 1192

static VALUE server_version(VALUE obj)
{
    return INT2NUM(mysql_get_server_version(GetHandler(obj)));
}

#host_info ⇒ Object

host_info()



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# File 'ext/mysql.c', line 663

static VALUE host_info(VALUE obj)
{
    return rb_tainted_str_new2(mysql_get_host_info(GetHandler(obj)));
}

#idle? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ext/mysql.c', line 984

static VALUE is_idle(VALUE obj){
    return ( is_busy(obj) == Qtrue ) ? Qfalse : Qtrue;
}

#info ⇒ Object

info()



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# File 'ext/mysql.c', line 681

static VALUE info(VALUE obj)
{
    const char* p = mysql_info(GetHandler(obj));
    return p? rb_tainted_str_new2(p): Qnil;
}

#insert_id ⇒ Object

insert_id()



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# File 'ext/mysql.c', line 688

static VALUE insert_id(VALUE obj)
{
    return INT2NUM(mysql_insert_id(GetHandler(obj)));
}

#interrupted? ⇒ Boolean

interrupted

Returns:

  • (Boolean) 


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# File 'ext/mysql.c', line 1029

static VALUE interrupted( VALUE obj )
{
    MYSQL* m = GetHandler(obj);
    return ( vio_was_interrupted( m->net.vio ) == 1 ? Qtrue : Qfalse );
}

#kill(pid) ⇒ Object

kill(pid)



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# File 'ext/mysql.c', line 694

static VALUE my_kill(VALUE obj, VALUE pid)
{
    int p = NUM2INT(pid);
    MYSQL* m = GetHandler(obj);
    if (mysql_kill(m, p) != 0)
	mysql_raise(m);
    return obj;
}

#list_dbs(*args) ⇒ Object

list_dbs(db=nil)



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# File 'ext/mysql.c', line 704

static VALUE list_dbs(int argc, VALUE* argv, VALUE obj)
{
    unsigned int i, n;
    VALUE db, ret;
    MYSQL* m = GetHandler(obj);
    MYSQL_RES* res;

    rb_scan_args(argc, argv, "01", &db);
    res = mysql_list_dbs(m, NILorSTRING(db));
    if (res == NULL)
	mysql_raise(m);

    n = mysql_num_rows(res);
    ret = rb_ary_new2(n);
    for (i=0; i<n; i++)
	rb_ary_store(ret, i, rb_tainted_str_new2(mysql_fetch_row(res)[0]));
    mysql_free_result(res);
    return ret;
}

#list_fields(*args) ⇒ Object

list_fields(table, field=nil)



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# File 'ext/mysql.c', line 725

static VALUE list_fields(int argc, VALUE* argv, VALUE obj)
{
    VALUE table, field;
    MYSQL* m = GetHandler(obj);
    MYSQL_RES* res;
    rb_scan_args(argc, argv, "11", &table, &field);
    res = mysql_list_fields(m, StringValuePtr(table), NILorSTRING(field));
    if (res == NULL)
	mysql_raise(m);
    return mysqlres2obj(res, GetMysqlStruct(obj)->gc_disabled);
}

#list_processes ⇒ Object

list_processes()



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# File 'ext/mysql.c', line 738

static VALUE list_processes(VALUE obj)
{
    MYSQL* m = GetHandler(obj);
    MYSQL_RES* res = mysql_list_processes(m);
    if (res == NULL)
	mysql_raise(m);
    return mysqlres2obj(res, GetMysqlStruct(obj)->gc_disabled);
}

#list_tables(*args) ⇒ Object

list_tables(table=nil)



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# File 'ext/mysql.c', line 748

static VALUE list_tables(int argc, VALUE* argv, VALUE obj)
{
    VALUE table;
    MYSQL* m = GetHandler(obj);
    MYSQL_RES* res;
    unsigned int i, n;
    VALUE ret;

    rb_scan_args(argc, argv, "01", &table);
    res = mysql_list_tables(m, NILorSTRING(table));
    if (res == NULL)
	mysql_raise(m);

    n = mysql_num_rows(res);
    ret = rb_ary_new2(n);
    for (i=0; i<n; i++)
	rb_ary_store(ret, i, rb_tainted_str_new2(mysql_fetch_row(res)[0]));
    mysql_free_result(res);
    return ret;
}

#more_results ⇒ Object

more_results()



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# File 'ext/mysql.c', line 1253

static VALUE more_results(VALUE obj)
{
    if (mysql_more_results(GetHandler(obj)) == 0)
	return Qfalse;
    else
	return Qtrue;
}

#more_results? ⇒ Boolean

more_results()

Returns:

  • (Boolean) 


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# File 'ext/mysql.c', line 1253

static VALUE more_results(VALUE obj)
{
    if (mysql_more_results(GetHandler(obj)) == 0)
	return Qfalse;
    else
	return Qtrue;
}

#next_result ⇒ Object 



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# File 'ext/mysql.c', line 1261

static VALUE next_result(VALUE obj)
{
    MYSQL* m = GetHandler(obj);
    int ret;
    ret = mysql_next_result(m);
    if (ret > 0)
	mysql_raise(m);
    if (ret == 0)
	return Qtrue;
    return Qfalse;
}

#options(*args) ⇒ Object

options(opt, value=nil)



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# File 'ext/mysql.c', line 485

static VALUE options(int argc, VALUE* argv, VALUE obj)
{
    VALUE opt, val;
    int n;
    my_bool b;
    char* v;
    MYSQL* m = GetHandler(obj);

    rb_scan_args(argc, argv, "11", &opt, &val);
    switch(NUM2INT(opt)) {
    case MYSQL_OPT_CONNECT_TIMEOUT:
#if MYSQL_VERSION_ID >= 40100
    case MYSQL_OPT_PROTOCOL:
#endif
#if MYSQL_VERSION_ID >= 40101
    case MYSQL_OPT_READ_TIMEOUT:
    case MYSQL_OPT_WRITE_TIMEOUT:
#endif
	if (val == Qnil)
	    rb_raise(rb_eArgError, "wrong # of arguments(1 for 2)");
	n = NUM2INT(val);
	v = (char*)&n;
	break;
    case MYSQL_INIT_COMMAND:
    case MYSQL_READ_DEFAULT_FILE:
    case MYSQL_READ_DEFAULT_GROUP:
#if MYSQL_VERSION_ID >= 32349
    case MYSQL_SET_CHARSET_DIR:
    case MYSQL_SET_CHARSET_NAME:
#endif
#if MYSQL_VERSION_ID >= 40100
    case MYSQL_SHARED_MEMORY_BASE_NAME:
#endif
#if MYSQL_VERSION_ID >= 40101
    case MYSQL_SET_CLIENT_IP:
#endif
	if (val == Qnil)
	    rb_raise(rb_eArgError, "wrong # of arguments(1 for 2)");
	v = StringValuePtr(val);
	break;
#if MYSQL_VERSION_ID >= 40101
    case MYSQL_SECURE_AUTH:
	if (val == Qnil || val == Qfalse)
	    b = 1;
	else
	    b = 0;
	v = (char*)&b;
	break;
#endif
#if MYSQL_VERSION_ID >= 32349
    case MYSQL_OPT_LOCAL_INFILE:
	if (val == Qnil || val == Qfalse)
	    v = NULL;
	else {
	    n = 1;
	    v = (char*)&n;
	}
	break;
#endif
    default:
	v = NULL;
    }

    if (mysql_options(m, NUM2INT(opt), v) != 0)
	rb_raise(eMysql, "unknown option: %d", NUM2INT(opt));
    return obj;
}

#ping ⇒ Object

ping()



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# File 'ext/mysql.c', line 770

static VALUE ping(VALUE obj)
{
    MYSQL* m = GetHandler(obj);
    if (mysql_ping(m) != 0)
	mysql_raise(m);
    return obj;
}

#prepare(query) ⇒ Object

prepare(query)



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# File 'ext/mysql.c', line 1315

static VALUE prepare(VALUE obj, VALUE query)
{
    VALUE st;
    st = stmt_init(obj);
    return stmt_prepare(st, query);
}

#proto_info ⇒ Object

proto_info()



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# File 'ext/mysql.c', line 669

static VALUE proto_info(VALUE obj)
{
    return INT2NUM(mysql_get_proto_info(GetHandler(obj)));
}

#query(sql) ⇒ Object

query(sql)



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# File 'ext/mysql.c', line 898

static VALUE query(VALUE obj, VALUE sql)
{
int loop = 0;
MYSQL* m = GetHandler(obj);
QueryArgs args;
int result;

Check_Type(sql, T_STRING);
if (GetMysqlStruct(obj)->connection == Qfalse) {
    rb_raise(eMysql, "query: not connected");
}
if (rb_block_given_p()) {
    #ifdef RUBY_VM
 args.m = m;
 args.data = RSTRING_PTR(sql);
 args.len = RSTRING_LEN(sql);
 result = (int) rb_thread_blocking_region(blocking_query, &args, RUBY_UBF_PROCESS, 0);
	#else
 result = mysql_real_query(m, RSTRING_PTR(sql), RSTRING_LEN(sql));
	#endif
	if (result != 0)
 mysql_raise(m);
	
	do {
 MYSQL_RES* res = mysql_store_result(m);
 if (res == NULL) {
		if (mysql_field_count(m) != 0)
  mysql_raise(m);
 } else {
		VALUE robj = mysqlres2obj(res, GetMysqlStruct(obj)->gc_disabled);
		rb_ensure(rb_yield, robj, res_free, robj);
 }
#if MYSQL_VERSION_ID >= 40101
 if ((loop = mysql_next_result(m)) > 0)
    	mysql_raise(m);
	} while (loop == 0);
#else
	} while (0);
#endif
	return obj;
}

#query_with_result ⇒ Object

query_with_result()



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# File 'ext/mysql.c', line 1324

static VALUE query_with_result(VALUE obj)
{
    return GetMysqlStruct(obj)->query_with_result? Qtrue: Qfalse;
}

#query_with_result=(flag) ⇒ Object

query_with_result=(flag)



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# File 'ext/mysql.c', line 1330

static VALUE query_with_result_set(VALUE obj, VALUE flag)
{
    if (TYPE(flag) != T_TRUE && TYPE(flag) != T_FALSE)
        rb_raise(rb_eTypeError, "invalid type, required true or false.");
    GetMysqlStruct(obj)->query_with_result = flag;
    return flag;
}

#quote(str) ⇒ Object

escape_string(string)



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# File 'ext/mysql.c', line 556

static VALUE real_escape_string(VALUE obj, VALUE str)
{
    MYSQL* m = GetHandler(obj);
    VALUE ret;
    Check_Type(str, T_STRING);
    ret = rb_str_new(0, (RSTRING_LEN(str))*2+1);
    rb_str_set_len(ret, mysql_real_escape_string(m, RSTRING_PTR(ret), RSTRING_PTR(str), RSTRING_LEN(str)));
    return ret;
}

#readable?(*args) ⇒ Boolean

readable(timeout=nil)

Returns:

  • (Boolean) 


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# File 'ext/mysql.c', line 1006

static VALUE readable( int argc, VALUE* argv, VALUE obj )
{
    MYSQL* m = GetHandler(obj);

    VALUE timeout;  
    
    rb_scan_args(argc, argv, "01", &timeout);

    if ( NIL_P( timeout ) ){
      timeout = m->net.read_timeout;
    }
    // todo could do a rb_blocking_region here
    return ( vio_poll_read( m->net.vio, INT2NUM(timeout) ) == 0 ? Qtrue : Qfalse );
}

#real_connect(*args) ⇒ Object

real_connect(host=nil, user=nil, passwd=nil, db=nil, port=nil, sock=nil, flag=nil)



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# File 'ext/mysql.c', line 458

static VALUE real_connect2(int argc, VALUE* argv, VALUE obj)
{
    VALUE host, user, passwd, db, port, sock, flag;
    char *h, *u, *p, *d, *s;
    unsigned int pp, f;
    MYSQL* m = GetHandler(obj);
    rb_scan_args(argc, argv, "07", &host, &user, &passwd, &db, &port, &sock, &flag);
    d = NILorSTRING(db);
    f = NILorINT(flag);
    h = NILorSTRING(host);
    u = NILorSTRING(user);
    p = NILorSTRING(passwd);
    pp = NILorINT(port);
    s = NILorSTRING(sock);

    if (mysql_real_connect(m, h, u, p, d, pp, s, f) == NULL)
	mysql_raise(m);
    m->reconnect = 0;
    GetMysqlStruct(obj)->connection = Qtrue;
         
    optimize_for_async(obj);
    //schedule_connect(obj);

    return obj;
}

#real_query(sql) ⇒ Object

query(sql)



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# File 'ext/mysql.c', line 898

static VALUE query(VALUE obj, VALUE sql)
{
int loop = 0;
MYSQL* m = GetHandler(obj);
QueryArgs args;
int result;

Check_Type(sql, T_STRING);
if (GetMysqlStruct(obj)->connection == Qfalse) {
    rb_raise(eMysql, "query: not connected");
}
if (rb_block_given_p()) {
    #ifdef RUBY_VM
 args.m = m;
 args.data = RSTRING_PTR(sql);
 args.len = RSTRING_LEN(sql);
 result = (int) rb_thread_blocking_region(blocking_query, &args, RUBY_UBF_PROCESS, 0);
	#else
 result = mysql_real_query(m, RSTRING_PTR(sql), RSTRING_LEN(sql));
	#endif
	if (result != 0)
 mysql_raise(m);
	
	do {
 MYSQL_RES* res = mysql_store_result(m);
 if (res == NULL) {
		if (mysql_field_count(m) != 0)
  mysql_raise(m);
 } else {
		VALUE robj = mysqlres2obj(res, GetMysqlStruct(obj)->gc_disabled);
		rb_ensure(rb_yield, robj, res_free, robj);
 }
#if MYSQL_VERSION_ID >= 40101
 if ((loop = mysql_next_result(m)) > 0)
    	mysql_raise(m);
	} while (loop == 0);
#else
	} while (0);
#endif
	return obj;
}

#reconnect ⇒ Object

reconnect()



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# File 'ext/mysql.c', line 1339

static VALUE reconnect(VALUE obj)
{
    return GetHandler(obj)->reconnect ? Qtrue : Qfalse;
}

#reconnect=(flag) ⇒ Object

reconnect=(flag)



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# File 'ext/mysql.c', line 1345

static VALUE reconnect_set(VALUE obj, VALUE flag)
{
    GetHandler(obj)->reconnect = (flag == Qnil || flag == Qfalse) ? 0 : 1;
    return flag;
}

#reconnected? ⇒ Boolean

reconnected

Returns:

  • (Boolean) 


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# File 'ext/mysql.c', line 1036

static VALUE reconnected( VALUE obj ){
    MYSQL* m = GetHandler(obj);
    int current_connection_id = mysql_thread_id( m );
    mysql_ping(m);
    return ( current_connection_id == mysql_thread_id( m ) ) ? Qfalse : Qtrue;
}

#refresh(r) ⇒ Object

refresh®



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# File 'ext/mysql.c', line 779

static VALUE refresh(VALUE obj, VALUE r)
{
    MYSQL* m = GetHandler(obj);
    if (mysql_refresh(m, NUM2INT(r)) != 0)
	mysql_raise(m);
    return obj;
}

#reload ⇒ Object

reload()



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# File 'ext/mysql.c', line 788

static VALUE reload(VALUE obj)
{
    MYSQL* m = GetHandler(obj);
    if (mysql_reload(m) != 0)
	mysql_raise(m);
    return obj;
}

#retry? ⇒ Boolean

retry

Returns:

  • (Boolean) 


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# File 'ext/mysql.c', line 1022

static VALUE retry( VALUE obj )
{
    MYSQL* m = GetHandler(obj);
    return ( vio_should_retry( m->net.vio ) == 1 ? Qtrue : Qfalse );
}

#rollback ⇒ Object

rollback()



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# File 'ext/mysql.c', line 1213

static VALUE rollback(VALUE obj)
{
    MYSQL* m = GetHandler(obj);
    if (mysql_rollback(m) != 0)
        mysql_raise(m);
    return obj;
}

#ruby_async_query(sql, timeout = nil) ⇒ Object

known to deadlock TODO



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# File 'lib/mysqlplus.rb', line 11

def ruby_async_query(sql, timeout = nil) # known to deadlock TODO
  send_query(sql)
  select [ (@sockets ||= {})[socket] ||= IO.new(socket) ], nil, nil, nil
  get_result
end

#select_db(db) ⇒ Object

select_db(db)



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# File 'ext/mysql.c', line 797

static VALUE select_db(VALUE obj, VALUE db)
{
    MYSQL* m = GetHandler(obj);
    if (mysql_select_db(m, StringValuePtr(db)) != 0)
	mysql_raise(m);
    return obj;
}

#send_query(sql) ⇒ Object

send_query(sql)



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# File 'ext/mysql.c', line 1075

static VALUE send_query(VALUE obj, VALUE sql)
{
    MYSQL* m = GetHandler(obj);
   
    Check_Type(sql, T_STRING);

    if (GetMysqlStruct(obj)->connection == Qfalse && async_in_progress(obj) == Qtrue ) {
      idle( obj );
      rb_raise(eMysql, "query: not connected");
    }

    validate_async_query(obj);

    if (mysql_send_query(m, RSTRING_PTR(sql), RSTRING_LEN(sql)) != 0){
      idle( obj );
      mysql_raise(m);
    }
    async_in_progress_set( obj, Qtrue );
	
    return Qnil;
}

#server_info ⇒ Object

server_info()



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# File 'ext/mysql.c', line 675

static VALUE server_info(VALUE obj)
{
    return rb_tainted_str_new2(mysql_get_server_info(GetHandler(obj)));
}

#server_version ⇒ Object

server_version()



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# File 'ext/mysql.c', line 1192

static VALUE server_version(VALUE obj)
{
    return INT2NUM(mysql_get_server_version(GetHandler(obj)));
}

#set_server_option(option) ⇒ Object

set_server_option(option)



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# File 'ext/mysql.c', line 1276

static VALUE set_server_option(VALUE obj, VALUE option)
{
    MYSQL *m = GetHandler(obj);
    if (mysql_set_server_option(m, NUM2INT(option)) != 0)
	mysql_raise(m);
    return obj;
}

#shutdown(*args) ⇒ Object

shutdown()



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# File 'ext/mysql.c', line 806

static VALUE my_shutdown(int argc, VALUE* argv, VALUE obj)
{
    MYSQL* m = GetHandler(obj);
    VALUE level;

    rb_scan_args(argc, argv, "01", &level);
#if MYSQL_VERSION_ID >= 40103
    if (mysql_shutdown(m, NIL_P(level) ? SHUTDOWN_DEFAULT : NUM2INT(level)) != 0)
#else
    if (mysql_shutdown(m) != 0)
#endif
	mysql_raise(m);
    return obj;
}

#simulate_disconnect ⇒ Object

for testing



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# File 'ext/mysql.c', line 1066

static VALUE simulate_disconnect( VALUE obj )
{
    MYSQL* m = GetHandler(obj); 
    mysql_library_end();
    return Qnil;
}

#socket ⇒ Object

socket



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# File 'ext/mysql.c', line 958

static VALUE socket(VALUE obj)
{
    MYSQL* m = GetHandler(obj);
    return INT2NUM(m->net.fd);
}

#sqlstate ⇒ Object

sqlstate()



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# File 'ext/mysql.c', line 1285

static VALUE sqlstate(VALUE obj)
{
    MYSQL *m = GetHandler(obj);
    return rb_tainted_str_new2(mysql_sqlstate(m));
}

#ssl_set(*args) ⇒ Object

ssl_set(key=nil, cert=nil, ca=nil, capath=nil, cipher=nil)



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# File 'ext/mysql.c', line 1235

static VALUE ssl_set(int argc, VALUE* argv, VALUE obj)
{
    VALUE key, cert, ca, capath, cipher;
    char *s_key, *s_cert, *s_ca, *s_capath, *s_cipher;
    MYSQL* m = GetHandler(obj);
    rb_scan_args(argc, argv, "05", &key, &cert, &ca, &capath, &cipher);
    s_key = NILorSTRING(key);
    s_cert = NILorSTRING(cert);
    s_ca = NILorSTRING(ca);
    s_capath = NILorSTRING(capath);
    s_cipher = NILorSTRING(cipher);
    mysql_ssl_set(m, s_key, s_cert, s_ca, s_capath, s_cipher);
    return obj;
}

#stat ⇒ Object

stat()



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# File 'ext/mysql.c', line 822

static VALUE my_stat(VALUE obj)
{
    MYSQL* m = GetHandler(obj);
    const char* s = mysql_stat(m);
    if (s == NULL)
	mysql_raise(m);
    return rb_tainted_str_new2(s);
}

#stmt_init ⇒ Object

stmt_init()



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# File 'ext/mysql.c', line 1294

static VALUE stmt_init(VALUE obj)
{
    MYSQL *m = GetHandler(obj);
    MYSQL_STMT *s;
    struct mysql_stmt* stmt;
    my_bool true = 1;
    VALUE st_obj;

    if ((s = mysql_stmt_init(m)) == NULL)
	mysql_raise(m);
    if (mysql_stmt_attr_set(s, STMT_ATTR_UPDATE_MAX_LENGTH, &true))
	rb_raise(rb_eArgError, "mysql_stmt_attr_set() failed");
    st_obj = Data_Make_Struct(cMysqlStmt, struct mysql_stmt, 0, free_mysqlstmt, stmt);
    memset(stmt, 0, sizeof(*stmt));
    stmt->stmt = s;
    stmt->closed = Qfalse;
    return st_obj;
}

#store_result ⇒ Object

store_result()



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# File 'ext/mysql.c', line 848

static VALUE store_result(VALUE obj)
{
    MYSQL* m = GetHandler(obj);
    MYSQL_RES* res = NULL;
#ifndef HAVE_TBR
    res = mysql_store_result(m);
#else
    mysql_result_to_here_t linker;
    linker.mysql_instance = m;
    linker.store_it_here = &res;
    rb_thread_blocking_region(store_result_to_location, (void *) &linker, RUBY_UBF_IO, 0);
#endif
 
    if (res == NULL)
	mysql_raise(m);

    return mysqlres2obj(res, GetMysqlStruct(obj)->gc_disabled);
}

#thread_id ⇒ Object

thread_id()



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# File 'ext/mysql.c', line 868

static VALUE thread_id(VALUE obj)
{
    return INT2NUM(mysql_thread_id(GetHandler(obj)));
}

#use_result ⇒ Object

use_result()



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# File 'ext/mysql.c', line 874

static VALUE use_result(VALUE obj)
{
    MYSQL* m = GetHandler(obj);
    MYSQL_RES* res = mysql_use_result(m);
    if (res == NULL)
	mysql_raise(m);
    return mysqlres2obj(res, GetMysqlStruct(obj)->gc_disabled);
}

#warning_count ⇒ Object

warning_count()



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# File 'ext/mysql.c', line 1198

static VALUE warning_count(VALUE obj)
{
    return INT2NUM(mysql_warning_count(GetHandler(obj)));
}