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stbi/Lib/site-packages/Sqlparse/filters/output.py

+# -*- coding: utf-8 -*-
+#
+# Copyright (C) 2009-2018 the sqlparse authors and contributors
+# <see AUTHORS file>
+#
+# This module is part of python-sqlparse and is released under
+# the BSD License: https://opensource.org/licenses/BSD-3-Clause
+
+from sqlparse import sql, tokens as T
+from sqlparse.compat import text_type
+
+
+class OutputFilter(object):
+    varname_prefix = ''
+
+    def __init__(self, varname='sql'):
+        self.varname = self.varname_prefix + varname
+        self.count = 0
+
+    def _process(self, stream, varname, has_nl):
+        raise NotImplementedError
+
+    def process(self, stmt):
+        self.count += 1
+        if self.count > 1:
+            varname = u'{f.varname}{f.count}'.format(f=self)
+        else:
+            varname = self.varname
+
+        has_nl = len(text_type(stmt).strip().splitlines()) > 1
+        stmt.tokens = self._process(stmt.tokens, varname, has_nl)
+        return stmt
+
+
+class OutputPythonFilter(OutputFilter):
+    def _process(self, stream, varname, has_nl):
+        # SQL query assignation to varname
+        if self.count > 1:
+            yield sql.Token(T.Whitespace, '\n')
+        yield sql.Token(T.Name, varname)
+        yield sql.Token(T.Whitespace, ' ')
+        yield sql.Token(T.Operator, '=')
+        yield sql.Token(T.Whitespace, ' ')
+        if has_nl:
+            yield sql.Token(T.Operator, '(')
+        yield sql.Token(T.Text, "'")
+
+        # Print the tokens on the quote
+        for token in stream:
+            # Token is a new line separator
+            if token.is_whitespace and '\n' in token.value:
+                # Close quote and add a new line
+                yield sql.Token(T.Text, " '")
+                yield sql.Token(T.Whitespace, '\n')
+
+                # Quote header on secondary lines
+                yield sql.Token(T.Whitespace, ' ' * (len(varname) + 4))
+                yield sql.Token(T.Text, "'")
+
+                # Indentation
+                after_lb = token.value.split('\n', 1)[1]
+                if after_lb:
+                    yield sql.Token(T.Whitespace, after_lb)
+                continue
+
+            # Token has escape chars
+            elif "'" in token.value:
+                token.value = token.value.replace("'", "\\'")
+
+            # Put the token
+            yield sql.Token(T.Text, token.value)
+
+        # Close quote
+        yield sql.Token(T.Text, "'")
+        if has_nl:
+            yield sql.Token(T.Operator, ')')
+
+
+class OutputPHPFilter(OutputFilter):
+    varname_prefix = '$'
+
+    def _process(self, stream, varname, has_nl):
+        # SQL query assignation to varname (quote header)
+        if self.count > 1:
+            yield sql.Token(T.Whitespace, '\n')
+        yield sql.Token(T.Name, varname)
+        yield sql.Token(T.Whitespace, ' ')
+        if has_nl:
+            yield sql.Token(T.Whitespace, ' ')
+        yield sql.Token(T.Operator, '=')
+        yield sql.Token(T.Whitespace, ' ')
+        yield sql.Token(T.Text, '"')
+
+        # Print the tokens on the quote
+        for token in stream:
+            # Token is a new line separator
+            if token.is_whitespace and '\n' in token.value:
+                # Close quote and add a new line
+                yield sql.Token(T.Text, ' ";')
+                yield sql.Token(T.Whitespace, '\n')
+
+                # Quote header on secondary lines
+                yield sql.Token(T.Name, varname)
+                yield sql.Token(T.Whitespace, ' ')
+                yield sql.Token(T.Operator, '.=')
+                yield sql.Token(T.Whitespace, ' ')
+                yield sql.Token(T.Text, '"')
+
+                # Indentation
+                after_lb = token.value.split('\n', 1)[1]
+                if after_lb:
+                    yield sql.Token(T.Whitespace, after_lb)
+                continue
+
+            # Token has escape chars
+            elif '"' in token.value:
+                token.value = token.value.replace('"', '\\"')
+
+            # Put the token
+            yield sql.Token(T.Text, token.value)
+
+        # Close quote
+        yield sql.Token(T.Text, '"')
+        yield sql.Token(T.Punctuation, ';')