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Minor drei update

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This commit is contained in:
Miroslav Stampar 2019-05-02 12:39:16 +02:00
parent 7d9cd0c079
commit 2791ea51ea
15 changed files with 84 additions and 44 deletions
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7
plugins/dbms/postgresql/syntax.py
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@ -5,6 +5,7 @@ Copyright (c) 2006-2019 sqlmap developers (http://sqlmap.org/)
See the file 'LICENSE' for copying permission
"""
from lib.core.common import getOrds
from plugins.generic.syntax import Syntax as GenericSyntax
class Syntax(GenericSyntax):
@ -14,11 +15,11 @@ class Syntax(GenericSyntax):
Note: PostgreSQL has a general problem with concenation operator (||) precedence (hence the parentheses enclosing)
e.g. SELECT 1 WHERE 'a'!='a'||'b' will trigger error ("argument of WHERE must be type boolean, not type text")
>>> Syntax.escape("SELECT 'abcdefgh' FROM foobar")
'SELECT (CHR(97)||CHR(98)||CHR(99)||CHR(100)||CHR(101)||CHR(102)||CHR(103)||CHR(104)) FROM foobar'
>>> Syntax.escape("SELECT 'abcdefgh' FROM foobar") == "SELECT (CHR(97)||CHR(98)||CHR(99)||CHR(100)||CHR(101)||CHR(102)||CHR(103)||CHR(104)) FROM foobar"
True
"""
def escaper(value):
return "(%s)" % "||".join("CHR(%d)" % ord(_) for _ in value) # Postgres CHR() function already accepts Unicode code point of character(s)
return "(%s)" % "||".join("CHR(%d)" % _ for _ in getOrds(value)) # Postgres CHR() function already accepts Unicode code point of character(s)
return Syntax._escape(expression, quote, escaper)