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# File 'lib/m4dbi/model.rb', line 129
def self.create( hash = {} )
if block_given?
struct = Struct.new( *( columns.collect { |c| c[ 'name' ].to_sym } ) )
row = struct.new( *( [ M4DBI_UNASSIGNED ] * columns.size ) )
yield row
hash = {}
row.members.each do |k|
if row[ k ] != M4DBI_UNASSIGNED
hash[ k ] = row[ k ]
end
end
end
keys = hash.keys
cols = keys.join( ',' )
values = keys.map { |key| hash[ key ] }
value_placeholders = values.map { |v| '?' }.join( ',' )
rec = nil
num_inserted = 0
dbh.transaction do |dbh_|
if keys.empty? && defined?( RDBI::Driver::PostgreSQL ) && RDBI::Driver::PostgreSQL === dbh.driver
sql = "INSERT INTO #{table} DEFAULT VALUES"
else
sql = "INSERT INTO #{table} ( #{cols} ) VALUES ( #{value_placeholders} )"
end
stm = prepare(sql)
num_inserted = stm.execute(*values).affected_count
stm.finish
if num_inserted > 0
pk_hash = hash.slice( *(
self.pk.map { |pk_col| pk_col.to_sym }
) )
if pk_hash.empty?
pk_hash = hash.slice( *(
self.pk.map { |pk_col| pk_col.to_s }
) )
end
if ! pk_hash.empty?
rec = self.one_where( pk_hash )
else
begin
rec = last_record( dbh_ )
rescue NoMethodError => e
end
end
end
end
if hooks[:active] && num_inserted > 0
hooks[:after_create].each do |block|
hooks[:active] = false
block.yield rec
hooks[:active] = true
end
end
rec
end
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