Class: Rigrate::Driver

Inherits:
Object
  • Object
show all
Defined in:
lib/rigrate/interface/driver.rb

Direct Known Subclasses

Mysql, Oracle, Sqlite

Instance Attribute Summary collapse

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(mth, *args, &block) ⇒ Object 



15
16
17
 
# File 'lib/rigrate/interface/driver.rb', line 15

def method_missing(mth, *args, &block)
  @db.send(mth, *args, &block)
end

Instance Attribute Details

#db ⇒ Object

Returns the value of attribute db.



9
10
11
 
# File 'lib/rigrate/interface/driver.rb', line 9

def db
  @db
end

Instance Method Details

#connect(db) ⇒ Object 



11
12
13
 
# File 'lib/rigrate/interface/driver.rb', line 11

def connect(db)
  self.db = db
end

#extract_conn_param(uri) ⇒ Object 



19
20
21
22
23
24
25
26
27
28
29
 
# File 'lib/rigrate/interface/driver.rb', line 19

def extract_conn_param(uri)
  opts = {}
  opts['db_type'] = uri.scheme if uri.scheme
  opts['host'] = uri.host if uri.host
  opts['username'] = uri.user if uri.user
  opts['password'] = uri.password if uri.password
  opts['port'] = uri.port if uri.port
  opts['db_name'] = uri.path.tr('/','') if uri.path.tr('/','').size > 0

  opts
end

#extract_tbl_from_sql(sql_str) ⇒ Object

Raises:

  • (Exception) 


35
36
37
38
39
 
# File 'lib/rigrate/interface/driver.rb', line 35

def extract_tbl_from_sql(sql_str)
  return $1 if sql_str =~ /from\s+(\w*)\s*/

  raise Exception.new('a lastest one table name must specify.')
end

#to_native_row(row, column_info) ⇒ Object 



31
32
33
 
# File 'lib/rigrate/interface/driver.rb', line 31

def to_native_row(row, column_info)
  row
end