How to use _get_sub_type method in lisa
Best Python code snippet using lisa_python
schema.py
Source:schema.py 
...1685 def _get_scale(self):1686 return self._attributes['RDB$FIELD_SCALE']1687 def _get_field_type(self):1688 return self._attributes['RDB$FIELD_TYPE']1689 def _get_sub_type(self):1690 return self._attributes['RDB$FIELD_SUB_TYPE']1691 def _get_segment_length(self):1692 return self._attributes['RDB$SEGMENT_LENGTH']1693 def _get_external_length(self):1694 return self._attributes['RDB$EXTERNAL_LENGTH']1695 def _get_external_scale(self):1696 return self._attributes['RDB$EXTERNAL_SCALE']1697 def _get_external_type(self):1698 return self._attributes['RDB$EXTERNAL_TYPE']1699 def _get_dimensions(self):1700 if self._attributes['RDB$DIMENSIONS']:1701 return self.schema._get_field_dimensions(self)1702 else:1703 return []1704 def _get_character_length(self):1705 return self._attributes['RDB$CHARACTER_LENGTH']1706 def _get_collation(self):1707 return self.schema.get_collation_by_id(self._attributes['RDB$CHARACTER_SET_ID'],1708 self._attributes['RDB$COLLATION_ID'])1709 def _get_character_set(self):1710 return self.schema.get_character_set_by_id(self._attributes['RDB$CHARACTER_SET_ID'])1711 def _get_precision(self):1712 return self._attributes['RDB$FIELD_PRECISION']1713 def _get_datatype(self):1714 l = []1715 precision_known = False1716 if self.field_type in (FBT_SMALLINT,FBT_INTEGER,FBT_BIGINT):1717 if self.precision != None:1718 if (self.sub_type > 0) and (self.sub_type < MAX_INTSUBTYPES):1719 l.append('%s(%d, %d)' % \1720 (INTEGRAL_SUBTYPES[self.sub_type],self.precision,-self.scale))1721 precision_known = True1722 if not precision_known:1723 if (self.field_type == FBT_SMALLINT) and (self.scale < 0):1724 l.append('NUMERIC(4, %d)' % -self.scale)1725 elif (self.field_type == FBT_INTEGER) and (self.scale < 0):1726 l.append('NUMERIC(9, %d)' % -self.scale)1727 elif (self.field_type == FBT_DOUBLE_PRECISION) and (self.scale < 0):1728 l.append('NUMERIC(15, %d)' % -self.scale)1729 else:1730 l.append(COLUMN_TYPES[self.field_type])1731 if self.field_type in (FBT_CHAR,FBT_VARCHAR):1732 l.append('(%d)' % (self.length if self.character_length == None else self.character_length))1733 if self._attributes['RDB$DIMENSIONS'] != None:1734 l.append('[%s]' % ', '.join('%d' % u if l == 1 1735 else '%d:%d' % (l,u) 1736 for l,u in self.dimensions))1737 if self.field_type == FBT_BLOB:1738 if self.sub_type >= 0 and self.sub_type <= MAX_BLOBSUBTYPES:1739 l.append(' SUB_TYPE %s' % BLOB_SUBTYPES[self.sub_type])1740 else:1741 l.append(' SUB_TYPE %d' % self.sub_type)1742 l.append(' SEGMENT SIZE %d' % self.segment_length)1743 if self.field_type in (FBT_CHAR,FBT_VARCHAR,FBT_BLOB):1744 if self._attributes['RDB$CHARACTER_SET_ID'] is not None and \1745 (self.character_set.name != self.schema.default_character_set.name) or \1746 self._attributes['RDB$COLLATION_ID']:1747 if (self._attributes['RDB$CHARACTER_SET_ID'] is not None):1748 l.append(' CHARACTER SET %s' % self.character_set.name)1749 if self._attributes['RDB$COLLATION_ID'] is not None:1750 cname = self.collation.name1751 if self.character_set._attributes['RDB$DEFAULT_COLLATE_NAME'] != cname:1752 l.append(' COLLATE %s' % cname)1753 return ''.join(l)1754 #--- Properties1755 expression = LateBindingProperty(_get_expression,None,None,1756 "Expression that defines the COMPUTED BY column or None.")1757 validation = LateBindingProperty(_get_validation,None,None,1758 "CHECK constraint for the domain or None.")1759 default = LateBindingProperty(_get_default,None,None,1760 "Expression that defines the default value or None.")1761 length = LateBindingProperty(_get_length,None,None,1762 "Length of the column in bytes.")1763 scale = LateBindingProperty(_get_scale,None,None,1764 "Negative number representing the scale of NUMBER and DECIMAL column.")1765 field_type = LateBindingProperty(_get_field_type,None,None,1766 "Number code of the data type defined for the column.")1767 sub_type = LateBindingProperty(_get_sub_type,None,None,"BLOB subtype.")1768 segment_length = LateBindingProperty(_get_segment_length,None,None,1769 "For BLOB columns, a suggested length for BLOB buffers.")1770 external_length = LateBindingProperty(_get_external_length,None,None,1771 "Length of field as it is in an external table. Always 0 for regular tables.")1772 external_scale = LateBindingProperty(_get_external_scale,None,None,1773 "Scale factor of an integer field as it is in an external table.")1774 external_type = LateBindingProperty(_get_external_type,None,None,1775 "Data type of the field as it is in an external table.")1776 dimensions = LateBindingProperty(_get_dimensions,None,None,1777 "List of dimension definition pairs if column is an array type. Always empty for non-array columns.")1778 character_length = LateBindingProperty(_get_character_length,None,None,1779 "Length of CHAR and VARCHAR column, in characters (not bytes).")1780 collation = LateBindingProperty(_get_collation,None,None,1781 "Collation object for a character column or None.")1782 character_set = LateBindingProperty(_get_character_set,None,None,1783 "CharacterSet object for a character or text BLOB column, or None.")1784 precision = LateBindingProperty(_get_precision,None,None,1785 "Indicates the number of digits of precision available to the data type of the column.")1786 datatype = LateBindingProperty(_get_datatype,None,None,1787 "Comlete SQL datatype definition.")1788 #--- Public1789 1790 def accept_visitor(self,visitor):1791 """Visitor Pattern support. Calls `visitDomain(self)` on parameter object.1792 1793 :param visitor: Visitor object of Vistior Pattern.1794 """1795 visitor.visitDomain(self)1796 def issystemobject(self):1797 "Return True if this database object is system object."1798 return (self._attributes['RDB$SYSTEM_FLAG'] == 1) or self.name.startswith('RDB$')1799 def isnullable(self):1800 "Returns True if domain is not defined with NOT NULL."1801 return not self._attributes['RDB$NULL_FLAG']1802 def iscomputed(self):1803 "Returns True if domain is computed."1804 return bool(self._attributes['RDB$COMPUTED_SOURCE'])1805 def isvalidated(self):1806 "Returns True if domain has validation constraint."1807 return bool(self._attributes['RDB$VALIDATION_SOURCE'])1808 def isarray(self):1809 "Returns True if domain defines an array."1810 return bool(self._attributes['RDB$DIMENSIONS'])1811 def has_default(self):1812 "Returns True if domain has default value."1813 return bool(self._attributes['RDB$DEFAULT_SOURCE'])1814class Dependency(BaseSchemaItem):1815 """Maps dependency between database objects.1816 Supported SQL actions: none1817 """1818 def __init__(self,schema,attributes):1819 super(Dependency,self).__init__(schema,attributes)1820 1821 self._strip_attribute('RDB$DEPENDENT_NAME')1822 self._strip_attribute('RDB$DEPENDED_ON_NAME')1823 self._strip_attribute('RDB$FIELD_NAME')1824 #--- Protected1825 1826 def _get_dependent_name(self):1827 return self._attributes['RDB$DEPENDENT_NAME']1828 def _get_dependent_type(self):1829 return self._attributes['RDB$DEPENDENT_TYPE']1830 def _get_field_name(self):1831 return self._attributes['RDB$FIELD_NAME']1832 def _get_depended_on_name(self):1833 return self._attributes['RDB$DEPENDED_ON_NAME']1834 def _get_depended_on_type(self):1835 return self._attributes['RDB$DEPENDED_ON_TYPE']1836 def _get_dependent(self):1837 if self.dependent_type == 0: # TABLE1838 t = self.schema.get_table(self.dependent_name)1839 elif self.dependent_type == 1: # VIEW1840 return self.schema.get_view(self.dependent_name)1841 elif self.dependent_type == 2: # TRIGGER1842 return self.schema.get_trigger(self.dependent_name)1843 elif self.dependent_type == 3: # COMPUTED FIELD (i.e. DOMAIN)1844 return self.schema.get_domain(self.dependent_name)1845 elif self.dependent_type == 4: 1846 ## ToDo: Implement handler for VALIDATION if necessary1847 return None1848 elif self.dependent_type == 5: #PROCEDURE1849 return self.schema.get_procedure(self.dependent_name)1850 elif self.dependent_type == 6: # EXPRESSION INDEX1851 return self.schema.get_index(self.dependent_name)1852 elif self.dependent_type == 7: # EXCEPTION1853 return self.schema.get_exception(self.dependent_name)1854 elif self.dependent_type == 8:1855 ## ToDo: Implement handler for USER if necessary1856 return None1857 elif self.dependent_type == 9: # FIELD (i.e. DOMAIN)1858 return self.schema.get_domain(self.dependent_name)1859 elif self.dependent_type == 10: # INDEX1860 return self.schema.get_index(self.dependent_name)1861 elif self.dependent_type == 11:1862 ## ToDo: Implement handler for DEPENDENT COUNT if necessary1863 return None1864 elif self.dependent_type == 12:1865 ## ToDo: Implement handler for USER GROUP if necessary1866 return None1867 elif self.dependent_type == 13: # ROLE1868 return self.schema.get_role(self.dependent_name)1869 elif self.dependent_type == 14: # GENERATOR1870 return self.schema.get_generator(self.dependent_name)1871 elif self.dependent_type == 15: # UDF1872 return self.schema.get_function(self.dependent_name)1873 elif self.dependent_type == 16:1874 ## ToDo: Implement handler for BLOB_FILTER1875 return None1876 return None1877 def _get_depended_on(self):1878 if self.depended_on_type == 0: # TABLE1879 t = self.schema.get_table(self.depended_on_name)1880 if self.field_name:1881 return t.get_column(self.field_name)1882 else:1883 return t1884 elif self.depended_on_type == 1: # VIEW1885 return self.schema.get_view(self.depended_on_name)1886 elif self.depended_on_type == 2: # TRIGGER1887 return self.schema.get_trigger(self.depended_on_name)1888 elif self.depended_on_type == 3: # COMPUTED FIELD (i.e. DOMAIN)1889 return self.schema.get_domain(self.depended_on_name)1890 elif self.depended_on_type == 4:1891 ## ToDo: Implement handler for VALIDATION if necessary1892 return None1893 elif self.depended_on_type == 5: #PROCEDURE1894 return self.schema.get_procedure(self.depended_on_name)1895 elif self.depended_on_type == 6: # EXPRESSION INDEX1896 return self.schema.get_index(self.depended_on_name)1897 elif self.depended_on_type == 7: # EXCEPTION1898 return self.schema.get_exception(self.depended_on_name)1899 elif self.depended_on_type == 8:1900 ## ToDo: Implement handler for USER if necessary1901 return None1902 elif self.depended_on_type == 9: # FIELD (i.e. DOMAIN)1903 return self.schema.get_domain(self.depended_on_name)1904 elif self.depended_on_type == 10: # INDEX1905 return self.schema.get_index(self.depended_on_name)1906 elif self.depended_on_type == 11:1907 ## ToDo: Implement handler for DEPENDENT COUNT if necessary1908 return None1909 elif self.depended_on_type == 12:1910 ## ToDo: Implement handler for USER GROUP if necessary1911 return None1912 elif self.depended_on_type == 13: # ROLE1913 return self.schema.get_role(self.depended_on_name)1914 elif self.depended_on_type == 14: # GENERATOR1915 return self.schema.get_generator(self.depended_on_name)1916 elif self.depended_on_type == 15: # UDF1917 return self.schema.get_function(self.depended_on_name)1918 elif self.depended_on_type == 16:1919 ## ToDo: Implement handler for BLOB_FILTER1920 return None1921 return None1922 1923 #--- Properties1924 1925 dependent = LateBindingProperty(_get_dependent,None,None,1926 "Dependent database object.")1927 dependent_name = LateBindingProperty(_get_dependent_name,None,None,1928 "Dependent database object name.")1929 dependent_type = LateBindingProperty(_get_dependent_type,None,None,1930 "Dependent database object type.")1931 field_name = LateBindingProperty(_get_field_name,None,None,1932 "Name of one column in `depended on` object.")1933 depended_on = LateBindingProperty(_get_depended_on,None,None,1934 "Database object on which dependent depends.")1935 depended_on_name = LateBindingProperty(_get_depended_on_name,None,None,1936 "Name of db object on which dependent depends.")1937 depended_on_type = LateBindingProperty(_get_depended_on_type,None,None,1938 "Type of db object on which dependent depends.")1939 1940 #--- Public1941 1942 def accept_visitor(self,visitor):1943 """Visitor Pattern support. Calls `visitDependency(self)` on parameter object.1944 1945 :param visitor: Visitor object of Vistior Pattern.1946 """1947 visitor.visitDependency(self)1948 def issystemobject(self):1949 "Returns True as dependency entries are considered as system objects." 1950 return True1951 def get_dependents(self):1952 "Returns empty list because Dependency object never has dependents."1953 return []1954 def get_dependencies(self):1955 "Returns empty list because Dependency object never has dependencies."1956 return []1957 1958class Constraint(BaseSchemaItem):1959 """Represents table or column constraint.1960 Supported SQL actions: 1961 1962 - Constraint on user table except NOT NULL constraint: create, drop1963 - Constraint on system table: none1964 """1965 def __init__(self,schema,attributes):1966 super(Constraint,self).__init__(schema,attributes)1967 self._strip_attribute('RDB$CONSTRAINT_NAME')1968 self._strip_attribute('RDB$CONSTRAINT_TYPE')1969 self._strip_attribute('RDB$RELATION_NAME')1970 self._strip_attribute('RDB$DEFERRABLE')1971 self._strip_attribute('RDB$INITIALLY_DEFERRED')1972 self._strip_attribute('RDB$INDEX_NAME')1973 self._strip_attribute('RDB$TRIGGER_NAME')1974 self._strip_attribute('RDB$CONST_NAME_UQ')1975 self._strip_attribute('RDB$MATCH_OPTION')1976 self._strip_attribute('RDB$UPDATE_RULE')1977 self._strip_attribute('RDB$DELETE_RULE')1978 if not (self.issystemobject() or self.isnotnull()):1979 self._actions = ['create','drop']1980 #--- Protected1981 def _get_create_sql(self,**params):1982 self._check_params(params,[])1983 const_def = 'ALTER TABLE %s ADD ' % self.table.get_quoted_name()1984 if not self.name.startswith('INTEG_'):1985 const_def += 'CONSTRAINT %s\n ' % self.get_quoted_name()1986 if self.ischeck():1987 const_def += self.triggers[0].source1988 elif self.ispkey() or self.isunique():1989 const_def += 'PRIMARY KEY' if self.ispkey() else 'UNIQUE'1990 i = self.index1991 const_def += ' (%s)' % ','.join(i.segment_names)1992 if not i.issystemobject():1993 const_def += '\n USING %s INDEX %s' % (i.index_type,i.get_quoted_name())1994 elif self.isfkey():1995 const_def += 'FOREIGN KEY (%s)\n ' % ','.join(self.index.segment_names)1996 p = self.partner_constraint1997 const_def += 'REFERENCES %s (%s)' % (p.table.get_quoted_name(),1998 ','.join(p.index.segment_names))1999 if self.delete_rule != 'RESTRICT':2000 const_def += '\n ON DELETE %s' % self.delete_rule2001 if self.update_rule != 'RESTRICT':2002 const_def += '\n ON UPDATE %s' % self.update_rule2003 i = self.index2004 if not i.issystemobject():2005 const_def += '\n USING %s INDEX %s' % (i.index_type,i.get_quoted_name())2006 else:2007 raise fdb_embedded.OperationalError("Unrecognized constraint type '%s'" % self.constraint_type)2008 return const_def2009 def _get_drop_sql(self,**params):2010 self._check_params(params,[])2011 return 'ALTER TABLE %s DROP CONSTRAINT %s' % (self.table.get_quoted_name(),2012 self.get_quoted_name())2013 def _get_name(self):2014 return self._attributes['RDB$CONSTRAINT_NAME']2015 def _get_constraint_type(self):2016 return self._attributes['RDB$CONSTRAINT_TYPE']2017 def _get_table(self):2018 return self.schema.get_table(self._attributes['RDB$RELATION_NAME'])2019 def _get_index(self):2020 return self.schema.get_index(self._attributes['RDB$INDEX_NAME'])2021 def _get_trigger_names(self):2022 if self.ischeck():2023 return self._attributes['RDB$TRIGGER_NAME']2024 else:2025 return []2026 def _get_triggers(self):2027 return [self.schema.get_trigger(tname) for tname in self.trigger_names]2028 def _get_column_name(self):2029 if self.isnotnull():2030 return self._attributes['RDB$TRIGGER_NAME']2031 else:2032 return None2033 def _get_partner_constraint(self):2034 return self.schema.get_constraint(self._attributes['RDB$CONST_NAME_UQ'])2035 def _get_match_option(self):2036 return self._attributes['RDB$MATCH_OPTION']2037 def _get_update_rule(self):2038 return self._attributes['RDB$UPDATE_RULE']2039 def _get_delete_rule(self):2040 return self._attributes['RDB$DELETE_RULE']2041 #--- Properties2042 constraint_type = LateBindingProperty(_get_constraint_type,None,None,2043 "primary key/unique/foreign key/check/not null.")2044 table = LateBindingProperty(_get_table,None,None,2045 ":class:`Table` instance this constraint applies to.")2046 index = LateBindingProperty(_get_index,None,None,2047 ":class:`Index` instance that enforces the constraint.\n`None` if constraint is not primary key/unique or foreign key.")2048 trigger_names = LateBindingProperty(_get_trigger_names,None,None,2049 "For a CHECK constraint contains trigger names that enforce the constraint.")2050 triggers = LateBindingProperty(_get_triggers,None,None,2051 "For a CHECK constraint contains :class:`Trigger` instances that enforce the constraint.")2052 column_name = LateBindingProperty(_get_column_name,None,None,2053 "For a NOT NULL constraint, this is the name of the column to which the constraint applies.")2054 partner_constraint = LateBindingProperty(_get_partner_constraint,None,None,2055 "For a FOREIGN KEY constraint, this is the unique or primary key :class:`Constraint` referred.")2056 match_option = LateBindingProperty(_get_match_option,None,None,2057 "For a FOREIGN KEY constraint only. Current value is FULL in all cases.")2058 update_rule = LateBindingProperty(_get_update_rule,None,None,2059 "For a FOREIGN KEY constraint, this is the action applicable to when primary key is updated.")2060 delete_rule = LateBindingProperty(_get_delete_rule,None,None,2061 "For a FOREIGN KEY constraint, this is the action applicable to when primary key is deleted.")2062 #--- Public2063 2064 def accept_visitor(self,visitor):2065 """Visitor Pattern support. Calls `visitConstraint(self)` on parameter object.2066 2067 :param visitor: Visitor object of Vistior Pattern.2068 """2069 visitor.visitConstraint(self)2070 def issystemobject(self):2071 "Returns True if this database object is system object."2072 return self.schema.get_table(self._attributes['RDB$RELATION_NAME']).issystemobject()2073 def isnotnull(self):2074 "Returns True if it's NOT NULL constraint."2075 return self.constraint_type == 'NOT NULL'2076 def ispkey(self):2077 "Returns True if it's PRIMARY KEY constraint."2078 return self.constraint_type == 'PRIMARY KEY'2079 def isfkey(self):2080 "Returns True if it's FOREIGN KEY constraint."2081 return self.constraint_type == 'FOREIGN KEY'2082 def isunique(self):2083 "Returns True if it's UNIQUE constraint."2084 return self.constraint_type == 'UNIQUE'2085 def ischeck(self):2086 "Returns True if it's CHECK constraint."2087 return self.constraint_type == 'CHECK'2088 def isdeferrable(self):2089 "Returns True if it's DEFERRABLE constraint."2090 return self._attributes['RDB$DEFERRABLE'] != 'NO'2091 def isdeferred(self):2092 "Returns True if it's INITIALLY DEFERRED constraint."2093 return self._attributes['RDB$INITIALLY_DEFERRED'] != 'NO'2094class Table(BaseSchemaItem):2095 """Represents Table in database.2096 Supported SQL actions: 2097 2098 - User table: create, recreate, drop2099 - System table: none2100 """2101 def __init__(self,schema,attributes):2102 super(Table,self).__init__(schema,attributes)2103 self._type_code = [0,]2104 self.__columns = None2105 self._strip_attribute('RDB$RELATION_NAME')2106 self._strip_attribute('RDB$OWNER_NAME')2107 self._strip_attribute('RDB$SECURITY_CLASS')2108 self._strip_attribute('RDB$DEFAULT_CLASS')2109 if not self.issystemobject():2110 self._actions = ['create','recreate','drop']2111 2112 #--- Protected2113 def _get_create_sql(self,**params):2114 self._check_params(params,[])2115 tabdef = 'CREATE %sTABLE %s' % ('GLOBAL TEMPORARY ' if self.isgtt() else '',2116 self.get_quoted_name())2117 if self.isexternal():2118 tabdef += " EXTERNAL FILE '%s'\n" % self.external_file2119 tabdef += '\n('2120 partdefs = []2121 for col in self.columns:2122 coldef = '\n %s ' % col.get_quoted_name()2123 collate = ''2124 if col.isdomainbased():2125 coldef += '%s' % col.domain.get_quoted_name()2126 elif col.iscomputed():2127 coldef += 'COMPUTED BY %s' % col.get_computedby()2128 else:2129 datatype = col.datatype2130 if datatype.rfind(' COLLATE ') > 0:2131 datatype, collate = datatype.split(' COLLATE ')2132 coldef += '%s' % datatype2133 if col.has_default():2134 coldef += ' DEFAULT %s' % col.default2135 if not col.isnullable():2136 coldef += ' NOT NULL'2137 if col._attributes['RDB$COLLATION_ID'] is not None:2138 cname = col.collation.name2139 if col.domain.character_set._attributes['RDB$DEFAULT_COLLATE_NAME'] != cname:2140 collate = cname2141 if collate:2142 coldef += ' COLLATE %s' % collate2143 partdefs.append(coldef)2144 if self.has_pkey():2145 pk = self.primary_key2146 pkdef = '\n '2147 if not pk.name.startswith('INTEG_'):2148 pkdef += 'CONSTRAINT %s\n ' % pk.get_quoted_name()2149 i = pk.index2150 pkdef += 'PRIMARY KEY (%s)' % ','.join(i.segment_names)2151 if not i.issystemobject():2152 pkdef += '\n USING %s INDEX %s' % (i.index_type,i.get_quoted_name())2153 partdefs.append(pkdef)2154 for uq in self.constraints:2155 if uq.isunique():2156 uqdef = '\n '2157 if not uq.name.startswith('INTEG_'):2158 uqdef += 'CONSTRAINT %s\n ' % uq.get_quoted_name()2159 i = uq.index2160 uqdef += 'UNIQUE (%s)' % ','.join(i.segment_names)2161 if not i.issystemobject():2162 uqdef += '\n USING %s INDEX %s' % (i.index_type,i.get_quoted_name())2163 partdefs.append(uqdef)2164 tabdef += ','.join(partdefs)2165 tabdef += '\n)'2166 return tabdef2167 def _get_drop_sql(self,**params):2168 self._check_params(params,[])2169 return 'DROP TABLE %s' % self.get_quoted_name()2170 def _get_name(self):2171 return self._attributes['RDB$RELATION_NAME']2172 def _get_id(self):2173 return self._attributes['RDB$RELATION_ID']2174 def _get_dbkey_length(self):2175 return self._attributes['RDB$DBKEY_LENGTH']2176 def _get_format(self):2177 return self._attributes['RDB$FORMAT']2178 def _get_table_type(self):2179 return self.schema.enum_relation_types.get(self._attributes.get('RDB$RELATION_TYPE'),2180 'PERSISTENT')2181 def _get_security_class(self):2182 return self._attributes['RDB$SECURITY_CLASS']2183 def _get_external_file(self):2184 return self._attributes['RDB$EXTERNAL_FILE']2185 def _get_owner_name(self):2186 return self._attributes['RDB$OWNER_NAME']2187 def _get_default_class(self):2188 return self._attributes['RDB$DEFAULT_CLASS']2189 def _get_flags(self):2190 return self._attributes['RDB$FLAGS']2191 def _get_indices(self):2192 return [i for i in self.schema._get_all_indices() 2193 if i._attributes['RDB$RELATION_NAME'] == self.name]2194 def _get_triggers(self):2195 return [t for t in self.schema.triggers 2196 if t._attributes['RDB$RELATION_NAME'] == self.name]2197 def _get_constraints(self):2198 return [c for c in self.schema.constraints 2199 if c._attributes['RDB$RELATION_NAME'] == self.name]2200 def _get_columns(self):2201 if self.__columns is None:2202 self.__columns = [TableColumn(self.schema,self,row) for row in 2203 self.schema._select("""select RDB$FIELD_NAME, RDB$RELATION_NAME,2204RDB$FIELD_SOURCE, RDB$FIELD_POSITION, RDB$UPDATE_FLAG, RDB$FIELD_ID, RDB$DESCRIPTION, 2205RDB$SYSTEM_FLAG, RDB$SECURITY_CLASS, RDB$NULL_FLAG, RDB$DEFAULT_SOURCE, RDB$COLLATION_ID 2206from RDB$RELATION_FIELDS where RDB$RELATION_NAME = ? order by RDB$FIELD_POSITION""",(self.name,))]2207 return self.__columns2208 def _get_primary_key(self):2209 for const in self.constraints:2210 if const.ispkey():2211 return const2212 return None2213 def _get_foreign_keys(self):2214 return [c for c in self.constraints if c.isfkey()]2215 def _get_privileges(self):2216 return [p for p in self.schema.privileges2217 if ((p.subject_name == self.name) and 2218 (p.subject_type in self._type_code))]2219 #--- Properties2220 id = LateBindingProperty(_get_id,None,None,"Internam number ID for the table.")2221 dbkey_length = LateBindingProperty(_get_dbkey_length,None,None,2222 "Length of the RDB$DB_KEY column in bytes.")2223 format = LateBindingProperty(_get_format,None,None,2224 "Internal format ID for the table.")2225 table_type = LateBindingProperty(_get_table_type,None,None,"Table type.")2226 security_class = LateBindingProperty(_get_security_class,None,None,2227 "Security class that define access limits to the table.")2228 external_file = LateBindingProperty(_get_external_file,None,None,2229 "Full path to the external data file, if any.")2230 owner_name = LateBindingProperty(_get_owner_name,None,None,2231 "User name of table's creator.")2232 default_class = LateBindingProperty(_get_default_class,None,None,2233 "Default security class.")2234 flags = LateBindingProperty(_get_flags,None,None,"Internal flags.")2235 primary_key = LateBindingProperty(_get_primary_key,None,None,2236 "PRIMARY KEY :class:`Constraint` for this table or None.")2237 foreign_keys = LateBindingProperty(_get_foreign_keys,None,None,2238 "List of FOREIGN KEY :class:`Constraint` instances for this table.")2239 columns = LateBindingProperty(_get_columns,None,None,2240 "Returns list of columns defined for table.\nItems are :class:`TableColumn` objects.")2241 constraints = LateBindingProperty(_get_constraints,None,None,2242 "Returns list of constraints defined for table.\nItems are :class:`Constraint` objects.")2243 indices = LateBindingProperty(_get_indices,None,None,2244 "Returns list of indices defined for table.\nItems are :class:`Index` objects.")2245 triggers = LateBindingProperty(_get_triggers,None,None,2246 "Returns list of triggers defined for table.\nItems are :class:`Trigger` objects.")2247 privileges = LateBindingProperty(_get_privileges,None,None,2248 "List of :class:`Privilege` objects granted to this object.")2249 #--- Public2250 2251 def accept_visitor(self,visitor):2252 """Visitor Pattern support. Calls `visitTable(self)` on parameter object.2253 2254 :param visitor: Visitor object of Vistior Pattern.2255 """2256 visitor.visitTable(self)2257 def get_column(self,name):2258 "Return :class:`TableColumn` object with specified name."2259 for col in self.columns:2260 if col.name == name:2261 return col2262 return None2263 def isgtt(self):2264 "Returns True if table is GLOBAL TEMPORARY table."2265 return self.table_type.startswith('GLOBAL_TEMPORARY')2266 def ispersistent(self):2267 "Returns True if table is persistent one."2268 return self.table_type in ['PERSISTENT','EXTERNAL']2269 def isexternal(self):2270 "Returns True if table is external table."2271 return bool(self.external_file)2272 def has_pkey(self):2273 "Returns True if table has PRIMARY KEY defined."2274 for const in self.constraints:2275 if const.ispkey():2276 return True2277 return False2278 def has_fkey(self):2279 "Returns True if table has any FOREIGN KEY constraint."2280 for const in self.constraints:2281 if const.isfkey():2282 return True2283 return False2284 2285class View(BaseSchemaItem):2286 """Represents database View.2287 Supported SQL actions: 2288 2289 - User views: create, recreate, alter(columns=string_or_list,query=string,check=bool), 2290 create_or_alter, drop2291 - System views: none2292 """2293 def __init__(self,schema,attributes):2294 super(View,self).__init__(schema,attributes)2295 self._type_code = [1,]2296 self.__columns = None2297 self._strip_attribute('RDB$RELATION_NAME')2298 self._strip_attribute('RDB$VIEW_SOURCE')2299 self._strip_attribute('RDB$OWNER_NAME')2300 self._strip_attribute('RDB$SECURITY_CLASS')2301 self._strip_attribute('RDB$DEFAULT_CLASS')2302 if not self.issystemobject():2303 self._actions = ['create','recreate','alter','create_or_alter','drop']2304 2305 #--- Protected2306 def _get_create_sql(self,**params):2307 self._check_params(params,[])2308 return "CREATE VIEW %s (%s)\n AS\n %s" % (self.get_quoted_name(),2309 ','.join([col.get_quoted_name() for col in self.columns]),self.sql)2310 def _get_alter_sql(self,**params):2311 self._check_params(params,['columns','query','check'])2312 columns = params.get('columns')2313 if isinstance(columns,(list,tuple)):2314 columns = ','.join(columns)2315 query = params.get('query')2316 check = params.get('check',False)2317 if query:2318 return "ALTER VIEW %s %s\n AS\n %s" % (self.get_quoted_name(),2319 '(%s)' % columns if columns else '',2320 '%s\n WITH CHECK OPTION' % query if check else query)2321 else:2322 raise fdb_embedded.ProgrammingError("Missing required parameter: 'query'.")2323 def _get_drop_sql(self,**params):2324 self._check_params(params,[])2325 return 'DROP VIEW %s' % self.get_quoted_name()2326 def _get_name(self):2327 return self._attributes['RDB$RELATION_NAME']2328 def _get_sql(self):2329 return self._attributes['RDB$VIEW_SOURCE']2330 def _get_id(self):2331 return self._attributes['RDB$RELATION_ID']2332 def _get_dbkey_length(self):2333 return self._attributes['RDB$DBKEY_LENGTH']2334 def _get_format(self):2335 return self._attributes['RDB$FORMAT']2336 def _get_security_class(self):2337 return self._attributes['RDB$SECURITY_CLASS']2338 def _get_owner_name(self):2339 return self._attributes['RDB$OWNER_NAME']2340 def _get_default_class(self):2341 return self._attributes['RDB$DEFAULT_CLASS']2342 def _get_flags(self):2343 return self._attributes['RDB$FLAGS']2344 def _get_triggers(self):2345 return [t for t in self.schema.triggers 2346 if t._attributes['RDB$RELATION_NAME'] == self.name]2347 def _get_columns(self):2348 if self.__columns is None:2349 self.__columns = [ViewColumn(self.schema,self,row) for row in 2350 self.schema._select("""select r.RDB$FIELD_NAME, r.RDB$RELATION_NAME, 2351r.RDB$FIELD_SOURCE, r.RDB$FIELD_POSITION, r.RDB$UPDATE_FLAG, r.RDB$FIELD_ID, 2352r.RDB$DESCRIPTION, r.RDB$SYSTEM_FLAG, r.RDB$SECURITY_CLASS, r.RDB$NULL_FLAG, 2353r.RDB$DEFAULT_SOURCE, r.RDB$COLLATION_ID, r.RDB$BASE_FIELD, 2354v.RDB$RELATION_NAME as BASE_RELATION 2355 from RDB$RELATION_FIELDS r2356 left join RDB$VIEW_RELATIONS v on r.RDB$VIEW_CONTEXT = v.RDB$VIEW_CONTEXT2357 where r.RDB$RELATION_NAME = ? 2358 order by RDB$FIELD_POSITION""",(self.name,))]2359 return self.__columns2360 def _get_privileges(self):2361 return [p for p in self.schema.privileges2362 if ((p.subject_name == self.name) and 2363 (p.subject_type == 0))] # Views are logged as Tables in RDB$USER_PRIVILEGES2364 #--- Properties2365 id = LateBindingProperty(_get_id,None,None,"Internal number ID for the view.")2366 sql= LateBindingProperty(_get_sql,None,None,"The query specification.")2367 dbkey_length = LateBindingProperty(_get_dbkey_length,None,None,2368 "Length of the RDB$DB_KEY column in bytes.")2369 format = LateBindingProperty(_get_format,None,None,"Internal format ID for the view.")2370 security_class = LateBindingProperty(_get_security_class,None,None,2371 "Security class that define access limits to the view.")2372 owner_name = LateBindingProperty(_get_owner_name,None,None,"User name of view's creator.")2373 default_class = LateBindingProperty(_get_default_class,None,None,"Default security class.")2374 flags = LateBindingProperty(_get_flags,None,None,"Internal flags.")2375 columns = LateBindingProperty(_get_columns,None,None,2376 "Returns list of columns defined for view.\nItems are :class:`ViewColumn` objects.")2377 triggers = LateBindingProperty(_get_triggers,None,None,2378 "Returns list of triggers defined for view.\nItems are :class:`Trigger` objects.")2379 privileges = LateBindingProperty(_get_privileges,None,None,2380 "List of :class:`Privilege` objects granted to this object.")2381 #--- Public2382 2383 def accept_visitor(self,visitor):2384 """Visitor Pattern support. Calls `visitView(self)` on parameter object.2385 2386 :param visitor: Visitor object of Vistior Pattern.2387 """2388 visitor.visitView(self)2389 def get_column(self,name):2390 "Return :class:`TableColumn` object with specified name."2391 for col in self.columns:2392 if col.name == name:2393 return col2394 return None2395 def get_trigger(self,name):2396 "Return :class:`Trigger` object with specified name."2397 for t in self.triggers:2398 if t.name == name:2399 return t2400 return None2401 def has_checkoption(self):2402 "Returns True if View has WITH CHECK OPTION defined."2403 return "WITH CHECK OPTION" in self.sql.upper()2404 2405class Trigger(BaseSchemaItem):2406 """Represents trigger.2407 Supported SQL actions: 2408 2409 - User trigger: create, recreate, create_or_alter, drop,2410 alter(fire_on=string,active=bool,sequence=int,declare=string_or_list,2411 code=string_or_list)2412 - System trigger: none2413 """2414 def __init__(self,schema,attributes):2415 super(Trigger,self).__init__(schema,attributes)2416 self._type_code = [2,]2417 self._strip_attribute('RDB$TRIGGER_NAME')2418 self._strip_attribute('RDB$RELATION_NAME')2419 if not self.issystemobject():2420 self._actions = ['create','recreate','alter','create_or_alter','drop']2421 #--- Protected2422 def _get_create_sql(self,**params):2423 self._check_params(params,[])2424 result = 'CREATE TRIGGER %s' % self.get_quoted_name()2425 if self._attributes['RDB$RELATION_NAME']:2426 result += ' FOR %s' % self.relation.get_quoted_name()2427 result += ' %s\n%s POSITION %d\n%s' % ('ACTIVE' if self.isactive() else 'INACTIVE',2428 self.get_type_as_string(),2429 self.sequence,self.source)2430 return result2431 def _get_alter_sql(self,**params):2432 self._check_params(params,['fire_on','active','sequence','declare','code'])2433 action = params.get('fire_on')2434 active = params.get('active')2435 sequence = params.get('sequence')2436 declare = params.get('declare')2437 code = params.get('code')2438 #2439 header = ''2440 if active is not None:2441 header += ' ACTIVE' if active else ' INACTIVE'2442 if action is not None:2443 dbaction = action.upper().startswith('ON ')2444 if ((dbaction and not self.isdbtrigger()) 2445 or (not dbaction and self.isdbtrigger())):2446 raise fdb_embedded.ProgrammingError("Trigger type change is not allowed.")2447 header += '\n %s' % action2448 if sequence is not None:2449 header += '\n POSITION %d' % sequence2450 #2451 if code is not None:2452 if declare is None:2453 d = ''2454 elif isinstance(declare,(list,tuple)):2455 d = ''2456 for x in declare:2457 d += ' %s\n' % x2458 else:2459 d = '%s\n' % declare2460 if isinstance(code,(list,tuple)):2461 c = ''2462 for x in code:2463 c += ' %s\n' % x2464 else:2465 c = '%s\n' % code2466 body = '\nAS\n%sBEGIN\n%sEND' % (d,c)2467 else:2468 body = ''2469 #2470 if not (header or body):2471 raise fdb_embedded.ProgrammingError("Header or body definition required.")2472 return 'ALTER TRIGGER %s%s%s' % (self.get_quoted_name(),header,body)2473 def _get_drop_sql(self,**params):2474 self._check_params(params,[])2475 return 'DROP TRIGGER %s' % self.get_quoted_name()2476 def _get_action_time(self):2477 return (self.trigger_type + 1) & 12478 def _get_action_type(self,slot):2479 return ((self.trigger_type + 1) >> (slot * 2 - 1)) & 32480 def _get_name(self):2481 return self._attributes['RDB$TRIGGER_NAME']2482 def _get_relation(self):2483 relname = self._attributes['RDB$RELATION_NAME']2484 rel = self.schema.get_table(relname)2485 if not rel:2486 rel = self.schema.get_view(relname)2487 return rel2488 def _get_sequence(self):2489 return self._attributes['RDB$TRIGGER_SEQUENCE']2490 def _get_trigger_type(self):2491 return self._attributes['RDB$TRIGGER_TYPE']2492 def _get_source(self):2493 return self._attributes['RDB$TRIGGER_SOURCE']2494 def _get_flags(self):2495 return self._attributes['RDB$FLAGS']2496 def _istype(self,type_code):2497 atype = self._get_action_type(1)2498 if atype == type_code:2499 return True2500 atype = self._get_action_type(2)2501 if atype and atype == type_code:2502 return True2503 atype = self._get_action_type(3)2504 if atype and atype == type_code:2505 return True2506 return False2507 #--- Properties2508 relation = LateBindingProperty(_get_relation,None,None,2509 ":class:`Table` or :class:`View` that the trigger is for, or None for database triggers")2510 sequence = LateBindingProperty(_get_sequence,None,None,2511 "Sequence (position) of trigger. Zero usually means no sequence defined.")2512 trigger_type = LateBindingProperty(_get_trigger_type,None,None,2513 "Numeric code for trigger type that define what event and when are covered by trigger.")2514 source = LateBindingProperty(_get_source,None,None,"PSQL source code.")2515 flags = LateBindingProperty(_get_flags,None,None,"Internal flags.")2516 #--- Public2517 2518 def accept_visitor(self,visitor):2519 """Visitor Pattern support. Calls `visitTrigger(self)` on parameter object.2520 2521 :param visitor: Visitor object of Vistior Pattern.2522 """2523 visitor.visitTrigger(self)2524 def isactive(self):2525 "Returns True if this trigger is active."2526 return self._attributes['RDB$TRIGGER_INACTIVE'] == 02527 def isbefore(self):2528 "Returns True if this trigger is set for BEFORE action."2529 return self._get_action_time() == 02530 def isafter(self):2531 "Returns True if this trigger is set for AFTER action."2532 return self._get_action_time() == 12533 def isdbtrigger(self):2534 "Returns True if this trigger is database trigger."2535 return (self.trigger_type & TRIGGER_TYPE_MASK) == TRIGGER_TYPE_DB2536 def isinsert(self):2537 "Returns True if this trigger is set for INSERT operation."2538 return self._istype(1)2539 def isupdate(self):2540 "Returns True if this trigger is set for UPDATE operation."2541 return self._istype(2)2542 def isdelete(self):2543 "Returns True if this trigger is set for DELETE operation."2544 return self._istype(3)2545 def get_type_as_string(self):2546 "Return string with action and operation specification."2547 l = []2548 if self.isdbtrigger():2549 l.append('ON '+TRIGGER_DB_TYPES[self.trigger_type & ~TRIGGER_TYPE_DB])2550 else:2551 l.append(TRIGGER_PREFIX_TYPES[self._get_action_time()])2552 l.append(TRIGGER_SUFFIX_TYPES[self._get_action_type(1)])2553 sufix = self._get_action_type(2)2554 if sufix:2555 l.append('OR')2556 l.append(TRIGGER_SUFFIX_TYPES[sufix])2557 sufix = self._get_action_type(3)2558 if sufix:2559 l.append('OR')2560 l.append(TRIGGER_SUFFIX_TYPES[sufix])2561 return ' '.join(l)2562class ProcedureParameter(BaseSchemaItem):2563 """Represents procedure parameter.2564 Supported SQL actions: none.2565 """2566 def __init__(self,schema,proc,attributes):2567 super(ProcedureParameter,self).__init__(schema,attributes)2568 self.__proc = proc2569 self._strip_attribute('RDB$PARAMETER_NAME')2570 self._strip_attribute('RDB$PROCEDURE_NAME')2571 self._strip_attribute('RDB$FIELD_SOURCE')2572 self._strip_attribute('RDB$RELATION_NAME')2573 self._strip_attribute('RDB$FIELD_NAME')2574 #--- Protected2575 def _get_name(self):2576 return self._attributes['RDB$PARAMETER_NAME']2577 def _get_procedure(self):2578 return self.schema.get_procedure(self._attributes['RDB$PROCEDURE_NAME'])2579 def _get_sequence(self):2580 return self._attributes['RDB$PARAMETER_NUMBER']2581 def _get_domain(self):2582 return self.schema.get_domain(self._attributes['RDB$FIELD_SOURCE'])2583 def _get_datatype(self):2584 return self.domain.datatype2585 def _get_type_from(self):2586 m = self.mechanism2587 if m is None:2588 return PROCPAR_DATATYPE2589 elif m == 0:2590 return PROCPAR_DATATYPE if self.domain.issystemobject() else PROCPAR_DOMAIN2591 elif m == 1:2592 if self._attributes.get('RDB$RELATION_NAME') is None:2593 return PROCPAR_TYPE_OF_DOMAIN2594 else:2595 return PROCPAR_TYPE_OF_COLUMN2596 else:2597 raise fdb_embedded.InternalError("Unknown parameter mechanism code: %d" % m)2598 def _get_default(self):2599 result = self._attributes.get('RDB$DEFAULT_SOURCE')2600 if result:2601 if result.upper().startswith('= '):2602 result = result[2:]2603 elif result.upper().startswith('DEFAULT '):2604 result = result[8:]2605 return result2606 def _get_collation(self):2607 cid = self._attributes.get('RDB$COLLATION_ID')2608 return (None if cid is None 2609 else self.schema.get_collation_by_id(self.domain._attributes['RDB$CHARACTER_SET_ID'],cid))2610 def _get_mechanism(self):2611 return self._attributes.get('RDB$PARAMETER_MECHANISM')2612 def _get_column(self):2613 rname = self._attributes.get('RDB$RELATION_NAME')2614 return (None if rname is None 2615 else self.schema.get_table(rname).get_column(self._attributes['RDB$FIELD_NAME']))2616 #--- Properties2617 procedure = LateBindingProperty(_get_procedure,None,None,2618 "Name of the stored procedure.")2619 sequence = LateBindingProperty(_get_sequence,None,None,2620 "Sequence (position) of parameter.")2621 domain = LateBindingProperty(_get_domain,None,None,2622 ":class:`Domain` for this parameter.")2623 datatype = LateBindingProperty(_get_datatype,None,None,2624 "Comlete SQL datatype definition.")2625 type_from = LateBindingProperty(_get_type_from,None,None,2626 "Numeric code. See :attr:`Schema.enum_param_type_from`.`")2627 2628 # FB 2.12629 default = LateBindingProperty(_get_default,None,None,"Default value.")2630 collation = LateBindingProperty(_get_collation,None,None,2631 ":class:`collation` for this parameter.")2632 mechanism = LateBindingProperty(_get_mechanism,None,None,2633 "Parameter mechanism code.")2634 # FB 2.52635 column = LateBindingProperty(_get_column,None,None,2636 ":class:`TableColumn` for this parameter.")2637 #--- Public2638 2639 def accept_visitor(self,visitor):2640 """Visitor Pattern support. Calls `visitProcedureParameter(self)` on parameter object.2641 2642 :param visitor: Visitor object of Vistior Pattern.2643 """2644 visitor.visitProcedureParameter(self)2645 def get_sql_definition(self):2646 "Returns SQL definition for parameter."2647 typedef = self.datatype2648 if self.type_from == PROCPAR_DOMAIN:2649 typedef = self.domain.get_quoted_name()2650 elif self.type_from == PROCPAR_TYPE_OF_DOMAIN:2651 typedef = 'TYPE OF %s' % self.domain.get_quoted_name()2652 elif self.type_from == PROCPAR_TYPE_OF_COLUMN:2653 typedef = 'TYPE OF COLUMN %s.%s' % (self.column.table.get_quoted_name(),2654 self.column.get_quoted_name())2655 result = '%s %s%s' % (self.get_quoted_name(),typedef,2656 '' if self.isnullable() else ' NOT NULL')2657 c = self.collation2658 if c is not None:2659 result += ' COLLATE %s' % c.get_quoted_name()2660 if self.isinput() and self.has_default():2661 result += ' = %s' % self.default2662 return result2663 def isinput(self):2664 "Returns True if parameter is INPUT parameter."2665 return self._attributes['RDB$PARAMETER_TYPE'] == 02666 def isnullable(self):2667 "Returns True if parameter allows NULL."2668 return not bool(self._attributes.get('RDB$NULL_FLAG'))2669 def has_default(self):2670 "Returns True if parameter has default value."2671 return bool(self._attributes.get('RDB$DEFAULT_SOURCE'))2672 2673class Procedure(BaseSchemaItem):2674 """Represents stored procedure.2675 Supported SQL actions: 2676 2677 - User procedure: create(no_code=bool), recreate(no_code=bool), 2678 create_or_alter(no_code=bool), drop,2679 alter(input=string_or_list,output=string_or_list,declare=string_or_list,2680 code=string_or_list)2681 - System procedure: none2682 """2683 def __init__(self,schema,attributes):2684 super(Procedure,self).__init__(schema,attributes)2685 self._type_code = [5,]2686 self.__inputParams = self.__outputParams = None2687 2688 self._strip_attribute('RDB$PROCEDURE_NAME')2689 self._strip_attribute('RDB$OWNER_NAME')2690 self._strip_attribute('RDB$SECURITY_CLASS')2691 self.__ods = schema._con.ods2692 if not self.issystemobject():2693 self._actions = ['create','recreate','alter','create_or_alter','drop']2694 #--- Protected2695 def _get_create_sql(self,**params):2696 self._check_params(params,['no_code'])2697 no_code = params.get('no_code')2698 result = 'CREATE PROCEDURE %s' % self.get_quoted_name()2699 if self.has_input():2700 if self._attributes['RDB$PROCEDURE_INPUTS'] == 1:2701 result += ' (%s)\n' % self.input_params[0].get_sql_definition()2702 else:2703 result += ' (\n'2704 for p in self.input_params:2705 result += ' %s%s\n' % (p.get_sql_definition(),2706 '' if p.sequence+1 == self._attributes['RDB$PROCEDURE_INPUTS']2707 else ',')2708 result += ')\n'2709 else:2710 result += '\n'2711 if self.has_output():2712 if self._attributes['RDB$PROCEDURE_OUTPUTS'] == 1:2713 result += 'RETURNS (%s)\n' % self.output_params[0].get_sql_definition()2714 else:2715 result += 'RETURNS (\n'2716 for p in self.input_params:2717 result += ' %s%s\n' % (p.get_sql_definition(),2718 '' if p.sequence+1 == self._attributes['RDB$PROCEDURE_OUTPUTS']2719 else ',')2720 result += ')\n'2721 return result+'AS\n'+('BEGIN\nEND' if no_code else self.source)2722 def _get_alter_sql(self,**params):2723 self._check_params(params,['input','output','declare','code'])2724 inpars = params.get('input')2725 outpars = params.get('output')2726 declare = params.get('declare')2727 code = params.get('code')2728 if code is None:2729 raise fdb_embedded.ProgrammingError("Missing required parameter: 'code'.")2730 #2731 header = ''2732 if inpars is not None:2733 if isinstance(inpars,(list,tuple)):2734 numpars = len(inpars)2735 if numpars == 1:2736 header = ' (%s)\n' % inpars2737 else:2738 header = ' (\n'2739 i = 12740 for p in inpars:2741 header += ' %s%s\n' % (p,'' if i == numpars else ',')2742 i += 12743 header += ')\n'2744 else:2745 header = ' (%s)\n' % inpars2746 #2747 if outpars is not None:2748 if not header:2749 header += '\n'2750 if isinstance(outpars,(list,tuple)):2751 numpars = len(outpars)2752 if numpars == 1:2753 header += 'RETURNS (%s)\n' % outpars2754 else:2755 header += 'RETURNS (\n'2756 i = 12757 for p in outpars:2758 header += ' %s%s\n' % (p,'' if i == numpars else ',')2759 i += 12760 header += ')\n'2761 else:2762 header += 'RETURNS (%s)\n' % outpars2763 #2764 if code:2765 if declare is None:2766 d = ''2767 elif isinstance(declare,(list,tuple)):2768 d = ''2769 for x in declare:2770 d += ' %s\n' % x2771 else:2772 d = '%s\n' % declare2773 if isinstance(code,(list,tuple)):2774 c = ''2775 for x in code:2776 c += ' %s\n' % x2777 else:2778 c = '%s\n' % code2779 body = '%sAS\n%sBEGIN\n%sEND' % ('' if header else '\n',d,c)2780 else:2781 body = '%sAS\nBEGIN\nEND' % ('' if header else '\n')2782 #2783 return 'ALTER PROCEDURE %s%s%s' % (self.get_quoted_name(),header,body)2784 def _get_drop_sql(self,**params):2785 self._check_params(params,[])2786 return 'DROP PROCEDURE %s' % self.get_quoted_name()2787 def __param_columns(self):2788 cols = ['RDB$PARAMETER_NAME','RDB$PROCEDURE_NAME','RDB$PARAMETER_NUMBER',2789 'RDB$PARAMETER_TYPE','RDB$FIELD_SOURCE','RDB$DESCRIPTION', 2790 'RDB$SYSTEM_FLAG']2791 if self.__ods >= fdb_embedded.ODS_FB_21:2792 cols.extend(['RDB$DEFAULT_SOURCE','RDB$COLLATION_ID','RDB$NULL_FLAG',2793 'RDB$PARAMETER_MECHANISM'])2794 if self.__ods >= fdb_embedded.ODS_FB_25:2795 cols.extend(['RDB$FIELD_NAME','RDB$RELATION_NAME'])2796 return ','.join(cols)2797 def _get_name(self):2798 return self._attributes['RDB$PROCEDURE_NAME']2799 def _get_id(self):2800 return self._attributes['RDB$PROCEDURE_ID']2801 def _get_source(self):2802 return self._attributes['RDB$PROCEDURE_SOURCE']2803 def _get_security_class(self):2804 return self._attributes['RDB$SECURITY_CLASS']2805 def _get_owner_name(self):2806 return self._attributes['RDB$OWNER_NAME']2807 def _get_input_params(self):2808 if self.__inputParams is None:2809 if self.has_input():2810 self.__inputParams = [ProcedureParameter(self.schema,self,row) for row in 2811 self.schema._select("""select %s from rdb$procedure_parameters 2812where rdb$procedure_name = ? 2813and rdb$parameter_type = 0 2814order by rdb$parameter_number""" % self.__param_columns(),(self.name,))]2815 else:2816 self.__inputParams = []2817 return self.__inputParams2818 def _get_output_params(self):2819 if self.__outputParams is None:2820 if self.has_output():2821 self.__outputParams = [ProcedureParameter(self.schema,self,row) for row in 2822 self.schema._select("""select %s from rdb$procedure_parameters 2823where rdb$procedure_name = ? 2824and rdb$parameter_type = 1 2825order by rdb$parameter_number""" % self.__param_columns(),(self.name,))]2826 else:2827 self.__outputParams = []2828 return self.__outputParams2829 def _get_proc_type(self):2830 return self._attributes.get('RDB$PROCEDURE_TYPE',0)2831 def _get_valid_blr(self):2832 result = self._attributes.get('RDB$VALID_BLR')2833 return bool(result) if result is not None else None2834 def _get_privileges(self):2835 return [p for p in self.schema.privileges2836 if ((p.subject_name == self.name) and 2837 (p.subject_type in self._type_code))]2838 2839 #--- Properties2840 id = LateBindingProperty(_get_id,None,None,"Internal unique ID number.")2841 source = LateBindingProperty(_get_source,None,None,"PSQL source code.")2842 security_class = LateBindingProperty(_get_security_class,None,None,2843 "Security class that define access limits to the procedure.")2844 owner_name = LateBindingProperty(_get_owner_name,None,None,2845 "User name of procedure's creator.")2846 input_params = LateBindingProperty(_get_input_params,None,None,2847 "List of input parameters.\nInstances are :class:`ProcedureParameter` instances.")2848 output_params = LateBindingProperty(_get_output_params,None,None,2849 "List of output parameters.\nInstances are :class:`ProcedureParameter` instances.")2850 privileges = LateBindingProperty(_get_privileges,None,None,2851 "List of :class:`Privilege` objects granted to this object.")2852 # FB 2.12853 proc_type = LateBindingProperty(_get_proc_type,None,None,2854 "Procedure type code. See :attr:`fdb_embedded.Connection.enum_procedure_types`.")2855 valid_blr = LateBindingProperty(_get_valid_blr,None,None,2856 "Procedure BLR invalidation flag. Coul be True/False or None.")2857 2858 #--- Public2859 2860 def accept_visitor(self,visitor):2861 """Visitor Pattern support. Calls `visitProcedure(self)` on parameter object.2862 2863 :param visitor: Visitor object of Vistior Pattern.2864 """2865 visitor.visitProcedure(self)2866 def get_param(self,name):2867 "Returns :class:`ProcedureParameter` with specified name or None"2868 for p in self.output_params:2869 if p.name == name:2870 return p2871 for p in self.input_params:2872 if p.name == name:2873 return p2874 return None2875 def has_input(self):2876 "Returns True if procedure has any input parameters."2877 return bool(self._attributes['RDB$PROCEDURE_INPUTS'])2878 def has_output(self):2879 "Returns True if procedure has any output parameters."2880 return bool(self._attributes['RDB$PROCEDURE_OUTPUTS'])2881class Role(BaseSchemaItem):2882 """Represents user role.2883 Supported SQL actions: 2884 2885 - User role: create, drop2886 - System role: none2887 """2888 def __init__(self,schema,attributes):2889 super(Role,self).__init__(schema,attributes)2890 self._type_code = [13,]2891 self._strip_attribute('RDB$ROLE_NAME')2892 self._strip_attribute('RDB$OWNER_NAME')2893 if not self.issystemobject():2894 self._actions = ['create','drop']2895 #--- Protected2896 def _get_create_sql(self,**params):2897 self._check_params(params,[])2898 return 'CREATE ROLE %s' % self.get_quoted_name()2899 def _get_drop_sql(self,**params):2900 self._check_params(params,[])2901 return 'DROP ROLE %s' % self.get_quoted_name()2902 def _get_name(self):2903 return self._attributes['RDB$ROLE_NAME']2904 def _get_owner_name(self):2905 return self._attributes['RDB$OWNER_NAME']2906 def _get_privileges(self):2907 return [p for p in self.schema.privileges2908 if ((p.subject_name == self.name) and 2909 (p.subject_type in self._type_code))]2910 #--- Properties2911 owner_name = LateBindingProperty(_get_owner_name,None,None,"User name of role owner.")2912 privileges = LateBindingProperty(_get_privileges,None,None,2913 "List of :class:`Privilege` objects granted to this object.")2914 #--- Public2915 2916 def accept_visitor(self,visitor):2917 """Visitor Pattern support. Calls `visitRole(self)` on parameter object.2918 2919 :param visitor: Visitor object of Vistior Pattern.2920 """2921 visitor.visitRole(self)2922class FunctionArgument(BaseSchemaItem):2923 """Represets UDF argument.2924 Supported SQL actions: none.2925 """2926 def __init__(self,schema,function,attributes):2927 super(FunctionArgument,self).__init__(schema,attributes)2928 self._type_code = [15,]2929 self.__function = function2930 self._strip_attribute('RDB$FUNCTION_NAME')2931 #--- Protected2932 def _get_name(self):2933 return self._attributes['RDB$FUNCTION_NAME']+'_'+str(self._get_position())2934 def _get_function(self):2935 return self.__function2936 #return self.schema.get_function(self._attributes['RDB$FUNCTION_NAME'])2937 def _get_position(self):2938 return self._attributes['RDB$ARGUMENT_POSITION']2939 def _get_mechanism(self):2940 return abs(self._attributes['RDB$MECHANISM'])2941 def _get_length(self):2942 return self._attributes['RDB$FIELD_LENGTH']2943 def _get_scale(self):2944 return self._attributes['RDB$FIELD_SCALE']2945 def _get_field_type(self):2946 return self._attributes['RDB$FIELD_TYPE']2947 def _get_sub_type(self):2948 return self._attributes['RDB$FIELD_SUB_TYPE']2949 def _get_character_length(self):2950 return self._attributes['RDB$CHARACTER_LENGTH']2951 def _get_character_set(self):2952 return self.schema.get_character_set_by_id(self._attributes['RDB$CHARACTER_SET_ID'])2953 def _get_precision(self):2954 return self._attributes['RDB$FIELD_PRECISION']2955 def _get_datatype(self):2956 l = []2957 precision_known = False2958 if self.field_type in (FBT_SMALLINT,FBT_INTEGER,FBT_BIGINT):2959 if self.precision != None:2960 if (self.sub_type > 0) and (self.sub_type < MAX_INTSUBTYPES):2961 l.append('%s(%d, %d)' % \...
bilibili.py
Source:bilibili.py
...198# å ID 解æå¨çåç±»åºäº https://github.com/mengshouer/nonebot_plugin_analysis_bilibili ç c79dbe9 æ交çæ¬199class BaseID(abc.ABC):200 def __init__(self, text: str):201 search_result: Optional[Match[str]] = re.compile(self._get_pattern(), re.I).search(text)202 self.subtype: str = self._get_sub_type()203 self.suburl: Optional[str] = self._get_api_url(search_result) if search_result else None204 @abc.abstractmethod205 def _get_pattern(self) -> str:206 """è¿åä¸ä¸ªæ£å表达å¼ï¼ç¨äºä»ç¨æ·æ¶æ¯ä¸å¹é
åºåªä½id"""207 raise NotImplementedError208 @abc.abstractmethod209 def _get_sub_type(self) -> str:210 """è¿å该idçåªä½ç±»åï¼ï¼"""211 raise NotImplementedError212 @abc.abstractmethod213 def _get_api_url(self, search_result: Match[str]) -> str:214 """æ ¹æ®search_resultè¿åä¸ä¸ªè¯¥åªä½å¯¹åºçapiå°å"""215 raise NotImplementedError216class BVID(BaseID):217 def _get_pattern(self): return r'BV([A-Za-z0-9]{10})+'218 def _get_sub_type(self): return 'video'219 def _get_api_url(self, search_result): return f'https://api.bilibili.com/x/web-interface/view?bvid={search_result[0]}'220class AID(BaseID):221 def _get_pattern(self): return r'av\d+'222 def _get_sub_type(self): return 'video'223 def _get_api_url(self, search_result): return f'https://api.bilibili.com/x/web-interface/view?aid={search_result[0][2:]}'224class EPID(BaseID):225 def _get_pattern(self): return r'ep\d+'226 def _get_sub_type(self): return 'bangumi'227 def _get_api_url(self, search_result): return f'https://bangumi.bilibili.com/view/web_api/season?ep_id={search_result[0][2:]}'228class SeasonID(BaseID):229 def _get_pattern(self): return r'ss\d+'230 def _get_sub_type(self): return 'bangumi'231 def _get_api_url(self, search_result): return f'https://bangumi.bilibili.com/view/web_api/season?season_id={search_result[0][2:]}'232class MediaID(BaseID):233 def _get_pattern(self): return r'md\d+'234 def _get_sub_type(self): return 'bangumi'235 def _get_api_url(self, search_result): return f'https://bangumi.bilibili.com/view/web_api/season?media_id={search_result[0][2:]}'236class RoomID(BaseID):237 def _get_pattern(self): return r'live.bilibili.com/(blanc/|h5/)?(\d+)'238 def _get_sub_type(self): return 'live'239 def _get_api_url(self, search_result): return f'https://api.live.bilibili.com/xlive/web-room/v1/index/getInfoByRoom?room_id={search_result[2]}'240class CVID(BaseID):241 def _get_pattern(self): return r'(cv|/read/(mobile|native)(/|\?id=))(\d+)'242 def _get_sub_type(self): return 'article'243 def _get_api_url(self, search_result): return f'https://api.bilibili.com/x/article/viewinfo?id={search_result[4]}&mobi_app=pc&from=web'244class Dynamic2ID(BaseID):245 def _get_pattern(self): return r'([tm]).bilibili.com/(\d+)\?(.*?)(&|&)type=2'246 def _get_sub_type(self): return 'dynamic'247 def _get_api_url(self, search_result): return f'https://api.vc.bilibili.com/dynamic_svr/v1/dynamic_svr/get_dynamic_detail?rid={search_result[2]}&type=2'248class DynamicID(BaseID):249 def _get_pattern(self): return r'([tm]).bilibili.com/(\d+)'250 def _get_sub_type(self): return 'dynamic'251 def _get_api_url(self, search_result): return f'https://api.vc.bilibili.com/dynamic_svr/v1/dynamic_svr/get_dynamic_detail?dynamic_id={search_result[2]}'252class VideoResponse(BaseModel):253 class Owner(BaseModel):254 name: str255 class Stat(BaseModel):256 view: int257 danmaku: int258 reply: int259 favorite: int260 coin: int261 share: int262 like: int263 dislike: int264 pubdate: int...
subclasses.py
Source:subclasses.py
...51 f"registered: " f"[{', '.join([name for name in self.keys()])}]"52 )53 def load_typed_runbook(self, raw_runbook: Any) -> T_BASECLASS:54 type_name = raw_runbook[constants.TYPE]55 sub_type = self._get_sub_type(type_name)56 instance: Any = schema.load_by_type(sub_type, raw_runbook)57 if hasattr(instance, "extended_schemas"):58 if instance.extended_schemas:59 raise LisaException(60 f"found unknown fields: {instance.extended_schemas}"61 )62 return cast(T_BASECLASS, instance)63 def create_by_type_name(self, type_name: str, **kwargs: Any) -> T_BASECLASS:64 sub_type = self._get_sub_type(type_name)65 return cast(T_BASECLASS, sub_type(**kwargs))66 def create_by_runbook(67 self, runbook: schema.TypedSchema, **kwargs: Any68 ) -> T_BASECLASS:69 sub_type = self._get_sub_type(runbook.type)70 sub_type_with_runbook = cast(Type[BaseClassWithRunbookMixin], sub_type)71 sub_object = sub_type_with_runbook.create_with_runbook(72 runbook=runbook, **kwargs73 )74 assert isinstance(75 sub_object, BaseClassWithRunbookMixin76 ), f"actual: {type(sub_object)}"77 return cast(T_BASECLASS, sub_object)78 def _get_subclasses(79 self, type: Type[BaseClassMixin]80 ) -> Iterable[Type[BaseClassMixin]]:81 # recursive loop subclasses of subclasses82 for subclass_type in type.__subclasses__():83 yield subclass_type84 yield from self._get_subclasses(subclass_type)85 def _get_sub_type(self, type_name: str) -> type:86 self.initialize()87 sub_type = self.get(type_name)88 if sub_type is None:89 raise LisaException(90 f"cannot find subclass '{type_name}' of {self._base_type.__name__}. "91 f"Supported types include: {list(self.keys())}. "92 f"Are you missing an import in 'mixin_modules.py' or an extension?"93 )...
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