Anonymous avatar Anonymous committed 16cb040

Added DecodingFilter

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lib/filter/decodingfilter.py

+"""
+Copyright (c) 2004, CherryPy Team (team@cherrypy.org)
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without modification, 
+are permitted provided that the following conditions are met:
+
+    * Redistributions of source code must retain the above copyright notice, 
+      this list of conditions and the following disclaimer.
+    * Redistributions in binary form must reproduce the above copyright notice, 
+      this list of conditions and the following disclaimer in the documentation 
+      and/or other materials provided with the distribution.
+    * Neither the name of the CherryPy Team nor the names of its contributors 
+      may be used to endorse or promote products derived from this software 
+      without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE 
+FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 
+CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 
+OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+"""
+
+from basefilter import BaseInputFilter
+from cherrypy import cpg
+import types
+
+class DecodingFilter(BaseInputFilter):
+    """
+    Filter that automatically decodes the request parameters (except files being uploaded).
+    """
+
+    def __init__(self, encoding = 'utf-8'):
+        self.encoding = encoding
+
+    def afterRequestBody(self):
+        for key, value in cpg.request.paramMap.items():
+            if key in cpg.request.filenameMap:
+                # This is a file being uploaded: skip it
+                continue
+            if isinstance(value, list):
+                # value is a list: decode each element
+                newValue = [v.decode(self.encoding) for v in value]
+            else:
+                # value is a regular string: decode it
+                newValue = value.decode(self.encoding)
+            cpg.request.paramMap[key] = newValue
+
Tip: Filter by directory path e.g. /media app.js to search for public/media/app.js.
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