forked from phoedos/pmd
Added support for Python to CPD.
This commit is contained in:
Jan van Nunen
279
pmd-python/etc/grammar/python.jj
Normal file
279
pmd-python/etc/grammar/python.jj
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@ -0,0 +1,279 @@
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/**
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* This Python 2.7 grammar was copied from the PyDev Project. (http://www.pydev.org/)
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*
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* Original source file:
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|
* https://github.com/aptana/Pydev/blob/development/plugins/org.python.pydev.parser/src/org/python/pydev/parser/grammar27/python.jjt (commit 32950d534139f286e03d34795aec99edab09c04c)
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|
*/
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options {
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BUILD_PARSER=false;
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CACHE_TOKENS=true;
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STATIC=false;
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UNICODE_INPUT = true;
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USER_CHAR_STREAM=true;
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}
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PARSER_BEGIN(PythonParser)
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package net.sourceforge.pmd.lang.python.ast;
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import net.sourceforge.pmd.lang.ast.CharStream;
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import net.sourceforge.pmd.lang.ast.TokenMgrError;
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public class PythonParser {
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}
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PARSER_END(PythonParser)
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SKIP :
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{
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|
<SPACE: " ">
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|
| "\t"
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|
| "\014"
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|
| <CONTINUATION: ("\\") ("\r\n"|"\n"|"\r")>
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|
| <NEWLINE: ("\r\n"|"\n"|"\r")>
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|
| <TRAILING_COMMENT: "#" (~["\n","\r"])* >
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|
}
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|
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|
TOKEN : /* SEPARATORS */
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|
{
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< LPAREN: "(" >
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|
| < RPAREN: ")" >
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||||||
|
| < LBRACE: "{" >
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||||||
|
| < RBRACE: "}" >
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|
| < LBRACKET: "[" >
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||||||
|
| < RBRACKET: "]" >
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||||||
|
| < SEMICOLON: ";" >
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|
| < COMMA: "," >
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||||||
|
| < DOT: "." >
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|
| < COLON: ":" >
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|
}
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|
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|
TOKEN : /* OPERATORS */
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{
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< PLUS: "+" >
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| < MINUS: "-" >
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|
| < MULTIPLY: "*" >
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|
| < DIVIDE: "/" >
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||||||
|
| < FLOORDIVIDE: "//" >
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||||||
|
| < POWER: "**" >
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||||||
|
| < LSHIFT: "<<" >
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|
| < RSHIFT: ">>" >
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||||||
|
| < MODULO: "%" >
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|
| < NOT: "~" >
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||||||
|
| < XOR: "^" >
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|
| < OR: "|" >
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|
| < AND: "&" >
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|
| < EQUAL: "=" >
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|
| < GREATER: ">" >
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|
| < LESS: "<" >
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|
| < EQEQUAL: "==" >
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|
| < EQLESS: "<=" >
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|
| < EQGREATER: ">=" >
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|
| < LESSGREATER: "<>" >
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|
| < NOTEQUAL: "!=" >
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|
| < PLUSEQ: "+=" >
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|
| < MINUSEQ: "-=" >
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|
| < MULTIPLYEQ: "*=" >
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|
| < DIVIDEEQ: "/=" >
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|
| < FLOORDIVIDEEQ: "//=" >
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||||||
|
| < MODULOEQ: "%=" >
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||||||
|
| < ANDEQ: "&=" >
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|
| < OREQ: "|=" >
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|
| < XOREQ: "^=" >
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| < LSHIFTEQ: "<<=" >
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|
| < RSHIFTEQ: ">>=" >
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|
| < POWEREQ: "**=" >
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|
}
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|
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TOKEN : /* KEYWORDS */
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|
{
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|
< OR_BOOL: "or" >
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|
| < AND_BOOL: "and" >
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||||||
|
| < NOT_BOOL: "not" >
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||||||
|
| < IS: "is" >
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|
| < IN: "in" >
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||||||
|
| < LAMBDA: "lambda" >
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||||||
|
| < IF: "if" >
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||||||
|
| < ELSE: "else" >
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||||||
|
| < ELIF: "elif" >
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||||||
|
| < WHILE: "while" >
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|
| < FOR: "for" >
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||||||
|
| < TRY: "try" >
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||||||
|
| < EXCEPT: "except" >
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||||||
|
| < DEF: "def" >
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||||||
|
| < CLASS: "class" >
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||||||
|
| < FINALLY: "finally" >
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||||||
|
| < PRINT: "print" >
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||||||
|
| < PASS: "pass" >
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||||||
|
| < BREAK: "break" >
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||||||
|
| < CONTINUE: "continue" >
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||||||
|
| < RETURN: "return" >
|
||||||
|
| < YIELD: "yield" >
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||||||
|
| < IMPORT: "import" >
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||||||
|
| < FROM: "from" >
|
||||||
|
| < DEL: "del" >
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||||||
|
| < RAISE: "raise" >
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||||||
|
| < GLOBAL: "global" >
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||||||
|
| < EXEC: "exec" >
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||||||
|
| < ASSERT: "assert" >
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||||||
|
| < AS: "as" >
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||||||
|
| <WITH: "with" >
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||||||
|
| < AT: "@" >
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||||||
|
}
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|
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||||||
|
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||||||
|
TOKEN : /* Python identifiers */
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||||||
|
{
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||||||
|
< NAME: <LETTER> ( <LETTER> | <DIGIT>)* >
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|
| < #LETTER: ["_","a"-"z","A"-"Z"] >
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||||||
|
}
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||||||
|
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||||||
|
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||||||
|
TOKEN : /* Numeric literals */
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||||||
|
{
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||||||
|
< DECNUMBER:
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|
["1"-"9"] (["0"-"9"])* (["l", "L"])?
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| "0"
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|
>
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||||||
|
| < HEXNUMBER: "0" ["x","X"] (["0"-"9","a"-"f","A"-"F"])+ (["l","L"])? >
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||||||
|
| < OCTNUMBER: "0" (["o","O"])? (["0"-"7"])* (["l","L"])? >
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||||||
|
| < BINNUMBER: "0" (["b","B"])? (["0"-"1"])* (["l","L"])? >
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||||||
|
|
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||||||
|
< FLOAT:
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||||||
|
(["0"-"9"])+ "." (["0"-"9"])* (<EXPONENT>)?
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|
| "." (["0"-"9"])+ (<EXPONENT>)?
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|
| (["0"-"9"])+ <EXPONENT>
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|
>
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||||||
|
| < COMPLEX: (<DECNUMBER> | <FLOAT> | "0" <DECNUMBER> ) ["j", "J"]>
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||||||
|
| < #EXPONENT: ["e","E"] (["+","-"])? (["0"-"9"])+ >
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||||||
|
| < #DIGIT: ["0" - "9"] >
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||||||
|
}
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||||||
|
MORE : /* Strings */
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|
{
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||||||
|
< (["u", "U"]) (["r", "R"])? "'" > : IN_USTRING11
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||||||
|
| < (["u", "U"]) (["r", "R"])? "\"" > : IN_USTRING21
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||||||
|
| < (["u", "U"]) (["r", "R"])? "'''" > : IN_USTRING13
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||||||
|
| < (["u", "U"]) (["r", "R"])? "\"\"\"" > : IN_USTRING23
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||||||
|
|
||||||
|
| < (["b", "B"]) (["r", "R"])? "'" > : IN_BSTRING11
|
||||||
|
| < (["b", "B"]) (["r", "R"])? "\"" > : IN_BSTRING21
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||||||
|
| < (["b", "B"]) (["r", "R"])? "'''" > : IN_BSTRING13
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||||||
|
| < (["b", "B"]) (["r", "R"])? "\"\"\"" > : IN_BSTRING23
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||||||
|
|
||||||
|
| < (["r", "R"])? "'" > : IN_STRING11
|
||||||
|
| < (["r", "R"])? "\"" > : IN_STRING21
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||||||
|
| < (["r", "R"])? "'''" > : IN_STRING13
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||||||
|
| < (["r", "R"])? "\"\"\"" > : IN_STRING23
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||||||
|
}
|
||||||
|
|
||||||
|
<IN_STRING11> TOKEN : { <SINGLE_STRING: "'"> {
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||||||
|
matchedToken.image = image.toString(); } : DEFAULT}
|
||||||
|
<IN_STRING21> TOKEN : { <SINGLE_STRING2: "\""> {
|
||||||
|
matchedToken.image = image.toString(); } : DEFAULT}
|
||||||
|
<IN_STRING13> TOKEN : { <TRIPLE_STRING: "'''"> {
|
||||||
|
matchedToken.image = image.toString(); } : DEFAULT}
|
||||||
|
<IN_STRING23> TOKEN : { <TRIPLE_STRING2: "\"\"\""> {
|
||||||
|
matchedToken.image = image.toString(); } : DEFAULT}
|
||||||
|
|
||||||
|
<IN_BSTRING11> TOKEN : { <SINGLE_BSTRING: "'"> {
|
||||||
|
matchedToken.image = image.toString(); } : DEFAULT}
|
||||||
|
<IN_BSTRING21> TOKEN : { <SINGLE_BSTRING2: "\""> {
|
||||||
|
matchedToken.image = image.toString(); } : DEFAULT}
|
||||||
|
<IN_BSTRING13> TOKEN : { <TRIPLE_BSTRING: "'''"> {
|
||||||
|
matchedToken.image = image.toString(); } : DEFAULT}
|
||||||
|
<IN_BSTRING23> TOKEN : { <TRIPLE_BSTRING2: "\"\"\""> {
|
||||||
|
matchedToken.image = image.toString(); } : DEFAULT}
|
||||||
|
|
||||||
|
<IN_USTRING11> TOKEN : { <SINGLE_USTRING: "'"> {
|
||||||
|
matchedToken.image = image.toString(); } : DEFAULT}
|
||||||
|
<IN_USTRING21> TOKEN : { <SINGLE_USTRING2: "\""> {
|
||||||
|
matchedToken.image = image.toString(); } : DEFAULT}
|
||||||
|
<IN_USTRING13> TOKEN : { <TRIPLE_USTRING: "'''"> {
|
||||||
|
matchedToken.image = image.toString(); } : DEFAULT}
|
||||||
|
<IN_USTRING23> TOKEN : { <TRIPLE_USTRING2: "\"\"\""> {
|
||||||
|
matchedToken.image = image.toString(); } : DEFAULT}
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||||||
|
|
||||||
|
<IN_STRING11> MORE:
|
||||||
|
{
|
||||||
|
<"\\\r\n"> { image.setLength(image.length()-3); } : IN_STRING1NLC
|
||||||
|
| <("\\" ("\n"|"\r"))> { image.setLength(image.length()-2); } : IN_STRING1NLC
|
||||||
|
}
|
||||||
|
|
||||||
|
<IN_STRING21> MORE:
|
||||||
|
{
|
||||||
|
<"\\\r\n"> { image.setLength(image.length()-3); } : IN_STRING2NLC
|
||||||
|
| <("\\" ("\n"|"\r"))> { image.setLength(image.length()-2); } : IN_STRING2NLC
|
||||||
|
}
|
||||||
|
|
||||||
|
<IN_USTRING11> MORE:
|
||||||
|
{
|
||||||
|
<"\\\r\n"> { image.setLength(image.length()-3); } : IN_USTRING1NLC
|
||||||
|
| <("\\" ("\n"|"\r"))> { image.setLength(image.length()-2); } : IN_USTRING1NLC
|
||||||
|
}
|
||||||
|
|
||||||
|
<IN_USTRING21> MORE:
|
||||||
|
{
|
||||||
|
<"\\\r\n"> { image.setLength(image.length()-3); } : IN_USTRING2NLC
|
||||||
|
| <("\\" ("\n"|"\r"))> { image.setLength(image.length()-2); } : IN_USTRING2NLC
|
||||||
|
}
|
||||||
|
|
||||||
|
<IN_BSTRING11> MORE:
|
||||||
|
{
|
||||||
|
<"\\\r\n"> { image.setLength(image.length()-3); } : IN_BSTRING1NLC
|
||||||
|
| <("\\" ("\n"|"\r"))> { image.setLength(image.length()-2); } : IN_BSTRING1NLC
|
||||||
|
}
|
||||||
|
|
||||||
|
<IN_BSTRING21> MORE:
|
||||||
|
{
|
||||||
|
<"\\\r\n"> { image.setLength(image.length()-3); } : IN_BSTRING2NLC
|
||||||
|
| <("\\" ("\n"|"\r"))> { image.setLength(image.length()-2); } : IN_BSTRING2NLC
|
||||||
|
}
|
||||||
|
|
||||||
|
<IN_STRING1NLC> MORE:
|
||||||
|
{
|
||||||
|
<""> : IN_STRING11
|
||||||
|
}
|
||||||
|
|
||||||
|
<IN_STRING2NLC> MORE:
|
||||||
|
{
|
||||||
|
<""> : IN_STRING21
|
||||||
|
}
|
||||||
|
|
||||||
|
<IN_USTRING1NLC> MORE:
|
||||||
|
{
|
||||||
|
<""> : IN_USTRING11
|
||||||
|
}
|
||||||
|
|
||||||
|
<IN_USTRING2NLC> MORE:
|
||||||
|
{
|
||||||
|
<""> : IN_USTRING21
|
||||||
|
}
|
||||||
|
|
||||||
|
<IN_BSTRING1NLC> MORE:
|
||||||
|
{
|
||||||
|
<""> : IN_BSTRING11
|
||||||
|
}
|
||||||
|
|
||||||
|
<IN_BSTRING2NLC> MORE:
|
||||||
|
{
|
||||||
|
<""> : IN_BSTRING21
|
||||||
|
}
|
||||||
|
|
||||||
|
<IN_STRING11, IN_USTRING11, IN_BSTRING11> MORE: { <("\\" ("\\"|"'")) | ~["\n","\r"]> }
|
||||||
|
<IN_STRING21, IN_USTRING21, IN_BSTRING21> MORE: { <("\\" ("\\"|"\"")) | ~["\n","\r"]> }
|
||||||
|
<IN_STRING13, IN_STRING23, IN_USTRING13, IN_USTRING23, IN_BSTRING13, IN_BSTRING23> MORE:
|
||||||
|
{
|
||||||
|
<"\r\n"> {
|
||||||
|
int l = image.length();
|
||||||
|
image.setLength(l-1);
|
||||||
|
image.setCharAt(l-2, '\n');
|
||||||
|
}
|
||||||
|
| <"\n">
|
||||||
|
| <"\r"> { image.setCharAt(image.length()-1, '\n'); }
|
||||||
|
| <~["\n","\r"]>
|
||||||
|
| <"\\" ~["\n","\r"]>
|
||||||
|
}
|
||||||
96
pmd-python/pom.xml
Normal file
96
pmd-python/pom.xml
Normal file
@ -0,0 +1,96 @@
|
|||||||
|
<?xml version="1.0" encoding="UTF-8"?>
|
||||||
|
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
|
||||||
|
<modelVersion>4.0.0</modelVersion>
|
||||||
|
<artifactId>pmd-python</artifactId>
|
||||||
|
<name>PMD Python</name>
|
||||||
|
|
||||||
|
<parent>
|
||||||
|
<groupId>net.sourceforge.pmd</groupId>
|
||||||
|
<artifactId>pmd</artifactId>
|
||||||
|
<version>5.2.4-SNAPSHOT</version>
|
||||||
|
</parent>
|
||||||
|
|
||||||
|
<properties>
|
||||||
|
<config.basedir>${basedir}/../pmd-core</config.basedir>
|
||||||
|
</properties>
|
||||||
|
|
||||||
|
<build>
|
||||||
|
<plugins>
|
||||||
|
<plugin>
|
||||||
|
<artifactId>maven-resources-plugin</artifactId>
|
||||||
|
<configuration>
|
||||||
|
<useDefaultDelimiters>false</useDefaultDelimiters>
|
||||||
|
<delimiters>
|
||||||
|
<delimiter>${*}</delimiter>
|
||||||
|
</delimiters>
|
||||||
|
</configuration>
|
||||||
|
</plugin>
|
||||||
|
|
||||||
|
<plugin>
|
||||||
|
<groupId>org.apache.maven.plugins</groupId>
|
||||||
|
<artifactId>maven-antrun-plugin</artifactId>
|
||||||
|
<inherited>true</inherited>
|
||||||
|
<executions>
|
||||||
|
<execution>
|
||||||
|
<id>generate-sources</id>
|
||||||
|
<phase>generate-sources</phase>
|
||||||
|
<configuration>
|
||||||
|
<target>
|
||||||
|
<ant antfile="src/main/ant/alljavacc.xml">
|
||||||
|
<property name="target" value="${project.build.directory}/generated-sources/javacc" />
|
||||||
|
<property name="javacc.jar" value="${settings.localRepository}/net/java/dev/javacc/javacc/${javacc.version}/javacc-${javacc.version}.jar" />
|
||||||
|
</ant>
|
||||||
|
</target>
|
||||||
|
</configuration>
|
||||||
|
<goals>
|
||||||
|
<goal>run</goal>
|
||||||
|
</goals>
|
||||||
|
</execution>
|
||||||
|
</executions>
|
||||||
|
</plugin>
|
||||||
|
|
||||||
|
<plugin>
|
||||||
|
<groupId>org.codehaus.mojo</groupId>
|
||||||
|
<artifactId>build-helper-maven-plugin</artifactId>
|
||||||
|
<executions>
|
||||||
|
<execution>
|
||||||
|
<id>add-javacc-generated-sources</id>
|
||||||
|
<goals>
|
||||||
|
<goal>add-source</goal>
|
||||||
|
</goals>
|
||||||
|
<configuration>
|
||||||
|
<sources>
|
||||||
|
<source>${project.build.directory}/generated-sources/javacc</source>
|
||||||
|
</sources>
|
||||||
|
</configuration>
|
||||||
|
</execution>
|
||||||
|
</executions>
|
||||||
|
</plugin>
|
||||||
|
|
||||||
|
<plugin>
|
||||||
|
<groupId>org.apache.maven.plugins</groupId>
|
||||||
|
<artifactId>maven-site-plugin</artifactId>
|
||||||
|
<configuration>
|
||||||
|
<xdocDirectory>${project.build.directory}/generated-xdocs</xdocDirectory>
|
||||||
|
</configuration>
|
||||||
|
</plugin>
|
||||||
|
</plugins>
|
||||||
|
</build>
|
||||||
|
<dependencies>
|
||||||
|
<dependency>
|
||||||
|
<groupId>net.sourceforge.pmd</groupId>
|
||||||
|
<artifactId>pmd-core</artifactId>
|
||||||
|
</dependency>
|
||||||
|
|
||||||
|
<dependency>
|
||||||
|
<groupId>junit</groupId>
|
||||||
|
<artifactId>junit</artifactId>
|
||||||
|
<scope>test</scope>
|
||||||
|
</dependency>
|
||||||
|
<dependency>
|
||||||
|
<groupId>net.sourceforge.pmd</groupId>
|
||||||
|
<artifactId>pmd-test</artifactId>
|
||||||
|
<scope>test</scope>
|
||||||
|
</dependency>
|
||||||
|
</dependencies>
|
||||||
|
</project>
|
||||||
45
pmd-python/src/main/ant/alljavacc.xml
Normal file
45
pmd-python/src/main/ant/alljavacc.xml
Normal file
@ -0,0 +1,45 @@
|
|||||||
|
<project name="pmd" default="alljavacc" basedir="../../">
|
||||||
|
|
||||||
|
<property name="javacc-home.path" value="target/lib" />
|
||||||
|
|
||||||
|
<target name="alljavacc"
|
||||||
|
description="Generates all JavaCC aspects within PMD"
|
||||||
|
depends="checkUpToDate,init,pythonjavacc,cleanup" />
|
||||||
|
|
||||||
|
<target name="checkUpToDate">
|
||||||
|
<uptodate property="javaccBuildNotRequired" targetfile="${target}/last-generated-timestamp">
|
||||||
|
<srcfiles dir="etc/grammar" includes="*.jj*"/>
|
||||||
|
</uptodate>
|
||||||
|
<echo message="up to date check: javaccBuildNotRequired=${javaccBuildNotRequired}"/>
|
||||||
|
</target>
|
||||||
|
|
||||||
|
<target name="init" unless="javaccBuildNotRequired">
|
||||||
|
<mkdir dir="${javacc-home.path}" />
|
||||||
|
<copy file="${javacc.jar}" tofile="${javacc-home.path}/javacc.jar" />
|
||||||
|
|
||||||
|
<mkdir dir="${target}"/>
|
||||||
|
<touch file="${target}/last-generated-timestamp"/>
|
||||||
|
</target>
|
||||||
|
|
||||||
|
<target name="cleanup">
|
||||||
|
<delete dir="${javacc-home.path}" />
|
||||||
|
</target>
|
||||||
|
|
||||||
|
<target name="pythonjavacc" description="Generates the Python grammar" unless="javaccBuildNotRequired">
|
||||||
|
<delete dir="${target}/net/sourceforge/pmd/lang/python/ast" />
|
||||||
|
<mkdir dir="${target}/net/sourceforge/pmd/lang/python/ast" />
|
||||||
|
<!-- Ensure generated using CharStream interface -->
|
||||||
|
<javacc static="false"
|
||||||
|
usercharstream="true"
|
||||||
|
target="etc/grammar/python.jj"
|
||||||
|
outputdirectory="${target}/net/sourceforge/pmd/lang/python/ast"
|
||||||
|
javacchome="${javacc-home.path}" />
|
||||||
|
<replace file="${target}/net/sourceforge/pmd/lang/python/ast/PythonParserTokenManager.java"
|
||||||
|
token="class PythonParserTokenManager"
|
||||||
|
value="class PythonParserTokenManager extends net.sourceforge.pmd.lang.ast.AbstractTokenManager" />
|
||||||
|
<delete file="${target}/net/sourceforge/pmd/lang/python/ast/CharStream.java" />
|
||||||
|
<delete file="${target}/net/sourceforge/pmd/lang/python/ast/ParseException.java" />
|
||||||
|
<delete file="${target}/net/sourceforge/pmd/lang/python/ast/TokenMgrError.java" />
|
||||||
|
</target>
|
||||||
|
|
||||||
|
</project>
|
||||||
@ -0,0 +1,18 @@
|
|||||||
|
/**
|
||||||
|
* BSD-style license; for more info see http://pmd.sourceforge.net/license.html
|
||||||
|
*/
|
||||||
|
package net.sourceforge.pmd.cpd;
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Defines the Language module for Python
|
||||||
|
*/
|
||||||
|
public class PythonLanguage extends AbstractLanguage {
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Creates a new instance of {@link PythonLanguage} with the default extensions for python files.
|
||||||
|
*/
|
||||||
|
public PythonLanguage() {
|
||||||
|
super("Python", "python", new PythonTokenizer(), ".py");
|
||||||
|
}
|
||||||
|
}
|
||||||
@ -0,0 +1,46 @@
|
|||||||
|
/**
|
||||||
|
* BSD-style license; for more info see http://pmd.sourceforge.net/license.html
|
||||||
|
*/
|
||||||
|
package net.sourceforge.pmd.cpd;
|
||||||
|
|
||||||
|
import java.io.Reader;
|
||||||
|
import java.io.StringReader;
|
||||||
|
|
||||||
|
import net.sourceforge.pmd.lang.LanguageRegistry;
|
||||||
|
import net.sourceforge.pmd.lang.LanguageVersionHandler;
|
||||||
|
import net.sourceforge.pmd.lang.TokenManager;
|
||||||
|
import net.sourceforge.pmd.lang.ast.TokenMgrError;
|
||||||
|
import net.sourceforge.pmd.lang.python.PythonLanguageModule;
|
||||||
|
import net.sourceforge.pmd.lang.python.ast.Token;
|
||||||
|
import net.sourceforge.pmd.util.IOUtil;
|
||||||
|
|
||||||
|
import org.apache.commons.io.IOUtils;
|
||||||
|
|
||||||
|
public class PythonTokenizer implements Tokenizer {
|
||||||
|
|
||||||
|
public void tokenize(SourceCode sourceCode, Tokens tokenEntries) {
|
||||||
|
StringBuilder buffer = sourceCode.getCodeBuffer();
|
||||||
|
Reader reader = null;
|
||||||
|
try {
|
||||||
|
LanguageVersionHandler languageVersionHandler = LanguageRegistry.getLanguage(PythonLanguageModule.NAME)
|
||||||
|
.getDefaultVersion().getLanguageVersionHandler();
|
||||||
|
reader = new StringReader(buffer.toString());
|
||||||
|
reader = IOUtil.skipBOM(reader);
|
||||||
|
TokenManager tokenManager = languageVersionHandler.getParser(
|
||||||
|
languageVersionHandler.getDefaultParserOptions()).getTokenManager(sourceCode.getFileName(), reader);
|
||||||
|
Token currentToken = (Token) tokenManager.getNextToken();
|
||||||
|
while (currentToken.image.length() > 0) {
|
||||||
|
tokenEntries.add(new TokenEntry(currentToken.image, sourceCode.getFileName(), currentToken.beginLine));
|
||||||
|
currentToken = (Token) tokenManager.getNextToken();
|
||||||
|
}
|
||||||
|
tokenEntries.add(TokenEntry.getEOF());
|
||||||
|
System.err.println("Added " + sourceCode);
|
||||||
|
} catch (TokenMgrError err) {
|
||||||
|
err.printStackTrace();
|
||||||
|
System.err.println("Skipping " + sourceCode + " due to parse error");
|
||||||
|
tokenEntries.add(TokenEntry.getEOF());
|
||||||
|
} finally {
|
||||||
|
IOUtils.closeQuietly(reader);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
@ -0,0 +1,25 @@
|
|||||||
|
/**
|
||||||
|
* BSD-style license; for more info see http://pmd.sourceforge.net/license.html
|
||||||
|
*/
|
||||||
|
package net.sourceforge.pmd.lang.python;
|
||||||
|
|
||||||
|
import net.sourceforge.pmd.lang.AbstractLanguageVersionHandler;
|
||||||
|
import net.sourceforge.pmd.lang.Parser;
|
||||||
|
import net.sourceforge.pmd.lang.ParserOptions;
|
||||||
|
import net.sourceforge.pmd.lang.rule.RuleViolationFactory;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Implementation of LanguageVersionHandler for the Python Language.
|
||||||
|
*/
|
||||||
|
public class PythonHandler extends AbstractLanguageVersionHandler {
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public RuleViolationFactory getRuleViolationFactory() {
|
||||||
|
throw new UnsupportedOperationException("getRuleViolationFactory() is not supported for Python");
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public Parser getParser(ParserOptions parserOptions) {
|
||||||
|
return new PythonParser(parserOptions);
|
||||||
|
}
|
||||||
|
}
|
||||||
@ -0,0 +1,25 @@
|
|||||||
|
/**
|
||||||
|
* BSD-style license; for more info see http://pmd.sourceforge.net/license.html
|
||||||
|
*/
|
||||||
|
package net.sourceforge.pmd.lang.python;
|
||||||
|
|
||||||
|
import net.sourceforge.pmd.lang.BaseLanguageModule;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Implementation of the Python Language Module.
|
||||||
|
*/
|
||||||
|
public class PythonLanguageModule extends BaseLanguageModule {
|
||||||
|
|
||||||
|
/** The name, that can be used to display the language in UI. */
|
||||||
|
public static final String NAME = "Python";
|
||||||
|
/** The internal name. */
|
||||||
|
public static final String TERSE_NAME = "python";
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Creates a new instance of {@link PythonLanguageModule} with the default file extensions for Python.
|
||||||
|
*/
|
||||||
|
public PythonLanguageModule() {
|
||||||
|
super(NAME, null, TERSE_NAME, null, "py");
|
||||||
|
addVersion("", new PythonHandler(), true);
|
||||||
|
}
|
||||||
|
}
|
||||||
@ -0,0 +1,49 @@
|
|||||||
|
/**
|
||||||
|
* BSD-style license; for more info see http://pmd.sourceforge.net/license.html
|
||||||
|
*/
|
||||||
|
package net.sourceforge.pmd.lang.python;
|
||||||
|
|
||||||
|
import java.io.Reader;
|
||||||
|
import java.util.Map;
|
||||||
|
|
||||||
|
import net.sourceforge.pmd.lang.AbstractParser;
|
||||||
|
import net.sourceforge.pmd.lang.ParserOptions;
|
||||||
|
import net.sourceforge.pmd.lang.TokenManager;
|
||||||
|
import net.sourceforge.pmd.lang.ast.AbstractTokenManager;
|
||||||
|
import net.sourceforge.pmd.lang.ast.Node;
|
||||||
|
import net.sourceforge.pmd.lang.ast.ParseException;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Adapter for the Python Parser.
|
||||||
|
*/
|
||||||
|
public class PythonParser extends AbstractParser {
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Creates a new Python Parser.
|
||||||
|
* @param parserOptions the options
|
||||||
|
*/
|
||||||
|
public PythonParser(ParserOptions parserOptions) {
|
||||||
|
super(parserOptions);
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public TokenManager createTokenManager(Reader source) {
|
||||||
|
return new PythonTokenManager(source);
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public boolean canParse() {
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public Node parse(String fileName, Reader source) throws ParseException {
|
||||||
|
AbstractTokenManager.setFileName(fileName);
|
||||||
|
throw new UnsupportedOperationException("parse(Reader) is not supported for Python");
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public Map<Integer, String> getSuppressMap() {
|
||||||
|
throw new UnsupportedOperationException("getSuppressMap() is not supported for Python");
|
||||||
|
}
|
||||||
|
}
|
||||||
@ -0,0 +1,34 @@
|
|||||||
|
/**
|
||||||
|
* BSD-style license; for more info see http://pmd.sourceforge.net/license.html
|
||||||
|
*/
|
||||||
|
package net.sourceforge.pmd.lang.python;
|
||||||
|
|
||||||
|
import java.io.Reader;
|
||||||
|
|
||||||
|
import net.sourceforge.pmd.lang.TokenManager;
|
||||||
|
import net.sourceforge.pmd.lang.ast.SimpleCharStream;
|
||||||
|
import net.sourceforge.pmd.lang.python.ast.PythonParserTokenManager;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Python Token Manager implementation.
|
||||||
|
*/
|
||||||
|
public class PythonTokenManager implements TokenManager {
|
||||||
|
private final PythonParserTokenManager tokenManager;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Creates a new Python Token Manager from the given source code.
|
||||||
|
* @param source the source code
|
||||||
|
*/
|
||||||
|
public PythonTokenManager(Reader source) {
|
||||||
|
tokenManager = new PythonParserTokenManager(new SimpleCharStream(source));
|
||||||
|
}
|
||||||
|
|
||||||
|
public Object getNextToken() {
|
||||||
|
return tokenManager.getNextToken();
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public void setFileName(String fileName) {
|
||||||
|
PythonParserTokenManager.setFileName(fileName);
|
||||||
|
}
|
||||||
|
}
|
||||||
@ -0,0 +1 @@
|
|||||||
|
net.sourceforge.pmd.cpd.PythonLanguage
|
||||||
@ -0,0 +1 @@
|
|||||||
|
net.sourceforge.pmd.lang.python.PythonLanguageModule
|
||||||
3
pmd-python/src/site/markdown/index.md
Normal file
3
pmd-python/src/site/markdown/index.md
Normal file
@ -0,0 +1,3 @@
|
|||||||
|
# PMD Python
|
||||||
|
|
||||||
|
Only CPD is supported. There are no PMD rules for Python.
|
||||||
12
pmd-python/src/site/site.xml
Normal file
12
pmd-python/src/site/site.xml
Normal file
@ -0,0 +1,12 @@
|
|||||||
|
<?xml version="1.0" encoding="UTF-8"?>
|
||||||
|
<project
|
||||||
|
xmlns="http://maven.apache.org/DECORATION/1.1.0"
|
||||||
|
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
|
||||||
|
xsi:schemaLocation="http://maven.apache.org/DECORATION/1.1.0 http://maven.apache.org/xsd/decoration-1.1.0.xsd"
|
||||||
|
name="PMD Python">
|
||||||
|
|
||||||
|
<body>
|
||||||
|
<menu ref="parent"/>
|
||||||
|
<menu ref="reports"/>
|
||||||
|
</body>
|
||||||
|
</project>
|
||||||
@ -0,0 +1,32 @@
|
|||||||
|
package net.sourceforge.pmd;
|
||||||
|
|
||||||
|
import static org.junit.Assert.assertEquals;
|
||||||
|
|
||||||
|
import java.io.File;
|
||||||
|
|
||||||
|
import junit.framework.JUnit4TestAdapter;
|
||||||
|
import net.sourceforge.pmd.lang.LanguageRegistry;
|
||||||
|
import net.sourceforge.pmd.lang.LanguageVersion;
|
||||||
|
import net.sourceforge.pmd.lang.LanguageVersionDiscoverer;
|
||||||
|
import net.sourceforge.pmd.lang.python.PythonLanguageModule;
|
||||||
|
|
||||||
|
import org.junit.Test;
|
||||||
|
|
||||||
|
public class LanguageVersionDiscovererTest {
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Test on Python file with default version
|
||||||
|
*/
|
||||||
|
@Test
|
||||||
|
public void testPlsql() {
|
||||||
|
LanguageVersionDiscoverer discoverer = new LanguageVersionDiscoverer();
|
||||||
|
File plsqlFile = new File("/path/to/MY_PACKAGE.py");
|
||||||
|
|
||||||
|
LanguageVersion languageVersion = discoverer.getDefaultLanguageVersionForFile(plsqlFile);
|
||||||
|
assertEquals("LanguageVersion must be Python!", LanguageRegistry.getLanguage(PythonLanguageModule.NAME).getDefaultVersion(), languageVersion);
|
||||||
|
}
|
||||||
|
|
||||||
|
public static junit.framework.Test suite() {
|
||||||
|
return new JUnit4TestAdapter(LanguageVersionDiscovererTest.class);
|
||||||
|
}
|
||||||
|
}
|
||||||
@ -0,0 +1,27 @@
|
|||||||
|
/**
|
||||||
|
* BSD-style license; for more info see http://pmd.sourceforge.net/license.html
|
||||||
|
*/
|
||||||
|
package net.sourceforge.pmd;
|
||||||
|
|
||||||
|
import java.util.Arrays;
|
||||||
|
import java.util.Collection;
|
||||||
|
|
||||||
|
import net.sourceforge.pmd.lang.LanguageRegistry;
|
||||||
|
import net.sourceforge.pmd.lang.LanguageVersion;
|
||||||
|
import net.sourceforge.pmd.lang.python.PythonLanguageModule;
|
||||||
|
|
||||||
|
import org.junit.runners.Parameterized.Parameters;
|
||||||
|
|
||||||
|
public class LanguageVersionTest extends AbstractLanguageVersionTest {
|
||||||
|
|
||||||
|
public LanguageVersionTest(String name, String terseName, String version, LanguageVersion expected) {
|
||||||
|
super(name, terseName, version, expected);
|
||||||
|
}
|
||||||
|
|
||||||
|
@Parameters
|
||||||
|
public static Collection<Object[]> data() {
|
||||||
|
return Arrays.asList(new Object[][] {
|
||||||
|
{ PythonLanguageModule.NAME, PythonLanguageModule.TERSE_NAME, "", LanguageRegistry.getLanguage(PythonLanguageModule.NAME).getDefaultVersion() }
|
||||||
|
});
|
||||||
|
}
|
||||||
|
}
|
||||||
@ -0,0 +1,40 @@
|
|||||||
|
/**
|
||||||
|
* BSD-style license; for more info see http://pmd.sourceforge.net/license.html
|
||||||
|
*/
|
||||||
|
package net.sourceforge.pmd.cpd;
|
||||||
|
|
||||||
|
import java.io.IOException;
|
||||||
|
|
||||||
|
import net.sourceforge.pmd.testframework.AbstractTokenizerTest;
|
||||||
|
import net.sourceforge.pmd.testframework.StreamUtil;
|
||||||
|
|
||||||
|
import org.junit.Before;
|
||||||
|
import org.junit.Test;
|
||||||
|
|
||||||
|
|
||||||
|
public class PythonTokenizerTest extends AbstractTokenizerTest {
|
||||||
|
|
||||||
|
private static final String FILENAME = "sample-python.py";
|
||||||
|
|
||||||
|
@Before
|
||||||
|
@Override
|
||||||
|
public void buildTokenizer() {
|
||||||
|
this.tokenizer = new PythonTokenizer();
|
||||||
|
this.sourceCode = new SourceCode(new SourceCode.StringCodeLoader(this.getSampleCode(), FILENAME));
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public String getSampleCode() {
|
||||||
|
return StreamUtil.toString(PythonTokenizer.class.getResourceAsStream(FILENAME));
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void tokenizeTest() throws IOException {
|
||||||
|
this.expectedTokenCount = 1218;
|
||||||
|
super.tokenizeTest();
|
||||||
|
}
|
||||||
|
|
||||||
|
public static junit.framework.Test suite() {
|
||||||
|
return new junit.framework.JUnit4TestAdapter(PythonTokenizerTest.class);
|
||||||
|
}
|
||||||
|
}
|
||||||
@ -0,0 +1,279 @@
|
|||||||
|
# Example source code copied from the Django project on GitHub
|
||||||
|
# https://github.com/django/django/blob/master/django/core/handlers/base.py
|
||||||
|
from __future__ import unicode_literals
|
||||||
|
|
||||||
|
import logging
|
||||||
|
import sys
|
||||||
|
import types
|
||||||
|
|
||||||
|
from django import http
|
||||||
|
from django.conf import settings
|
||||||
|
from django.core import urlresolvers
|
||||||
|
from django.core import signals
|
||||||
|
from django.core.exceptions import MiddlewareNotUsed, PermissionDenied, SuspiciousOperation
|
||||||
|
from django.db import connections, transaction
|
||||||
|
from django.http.multipartparser import MultiPartParserError
|
||||||
|
from django.utils.encoding import force_text
|
||||||
|
from django.utils.module_loading import import_string
|
||||||
|
from django.utils import six
|
||||||
|
from django.views import debug
|
||||||
|
|
||||||
|
logger = logging.getLogger('django.request')
|
||||||
|
|
||||||
|
|
||||||
|
class BaseHandler(object):
|
||||||
|
# Changes that are always applied to a response (in this order).
|
||||||
|
response_fixes = [
|
||||||
|
http.fix_location_header,
|
||||||
|
http.conditional_content_removal,
|
||||||
|
]
|
||||||
|
|
||||||
|
def __init__(self):
|
||||||
|
self._request_middleware = None
|
||||||
|
self._view_middleware = None
|
||||||
|
self._template_response_middleware = None
|
||||||
|
self._response_middleware = None
|
||||||
|
self._exception_middleware = None
|
||||||
|
|
||||||
|
def load_middleware(self):
|
||||||
|
"""
|
||||||
|
Populate middleware lists from settings.MIDDLEWARE_CLASSES.
|
||||||
|
|
||||||
|
Must be called after the environment is fixed (see __call__ in subclasses).
|
||||||
|
"""
|
||||||
|
self._view_middleware = []
|
||||||
|
self._template_response_middleware = []
|
||||||
|
self._response_middleware = []
|
||||||
|
self._exception_middleware = []
|
||||||
|
|
||||||
|
request_middleware = []
|
||||||
|
for middleware_path in settings.MIDDLEWARE_CLASSES:
|
||||||
|
mw_class = import_string(middleware_path)
|
||||||
|
try:
|
||||||
|
mw_instance = mw_class()
|
||||||
|
except MiddlewareNotUsed as exc:
|
||||||
|
if settings.DEBUG:
|
||||||
|
if six.text_type(exc):
|
||||||
|
logger.debug('MiddlewareNotUsed(%r): %s', middleware_path, exc)
|
||||||
|
else:
|
||||||
|
logger.debug('MiddlewareNotUsed: %r', middleware_path)
|
||||||
|
continue
|
||||||
|
|
||||||
|
if hasattr(mw_instance, 'process_request'):
|
||||||
|
request_middleware.append(mw_instance.process_request)
|
||||||
|
if hasattr(mw_instance, 'process_view'):
|
||||||
|
self._view_middleware.append(mw_instance.process_view)
|
||||||
|
if hasattr(mw_instance, 'process_template_response'):
|
||||||
|
self._template_response_middleware.insert(0, mw_instance.process_template_response)
|
||||||
|
if hasattr(mw_instance, 'process_response'):
|
||||||
|
self._response_middleware.insert(0, mw_instance.process_response)
|
||||||
|
if hasattr(mw_instance, 'process_exception'):
|
||||||
|
self._exception_middleware.insert(0, mw_instance.process_exception)
|
||||||
|
|
||||||
|
# We only assign to this when initialization is complete as it is used
|
||||||
|
# as a flag for initialization being complete.
|
||||||
|
self._request_middleware = request_middleware
|
||||||
|
|
||||||
|
def make_view_atomic(self, view):
|
||||||
|
non_atomic_requests = getattr(view, '_non_atomic_requests', set())
|
||||||
|
for db in connections.all():
|
||||||
|
if (db.settings_dict['ATOMIC_REQUESTS']
|
||||||
|
and db.alias not in non_atomic_requests):
|
||||||
|
view = transaction.atomic(using=db.alias)(view)
|
||||||
|
return view
|
||||||
|
|
||||||
|
def get_exception_response(self, request, resolver, status_code):
|
||||||
|
try:
|
||||||
|
callback, param_dict = resolver.resolve_error_handler(status_code)
|
||||||
|
response = callback(request, **param_dict)
|
||||||
|
except:
|
||||||
|
signals.got_request_exception.send(sender=self.__class__, request=request)
|
||||||
|
response = self.handle_uncaught_exception(request, resolver, sys.exc_info())
|
||||||
|
|
||||||
|
return response
|
||||||
|
|
||||||
|
def get_response(self, request):
|
||||||
|
"Returns an HttpResponse object for the given HttpRequest"
|
||||||
|
|
||||||
|
# Setup default url resolver for this thread, this code is outside
|
||||||
|
# the try/except so we don't get a spurious "unbound local
|
||||||
|
# variable" exception in the event an exception is raised before
|
||||||
|
# resolver is set
|
||||||
|
urlconf = settings.ROOT_URLCONF
|
||||||
|
urlresolvers.set_urlconf(urlconf)
|
||||||
|
resolver = urlresolvers.RegexURLResolver(r'^/', urlconf)
|
||||||
|
try:
|
||||||
|
response = None
|
||||||
|
# Apply request middleware
|
||||||
|
for middleware_method in self._request_middleware:
|
||||||
|
response = middleware_method(request)
|
||||||
|
if response:
|
||||||
|
break
|
||||||
|
|
||||||
|
if response is None:
|
||||||
|
if hasattr(request, 'urlconf'):
|
||||||
|
# Reset url resolver with a custom urlconf.
|
||||||
|
urlconf = request.urlconf
|
||||||
|
urlresolvers.set_urlconf(urlconf)
|
||||||
|
resolver = urlresolvers.RegexURLResolver(r'^/', urlconf)
|
||||||
|
|
||||||
|
resolver_match = resolver.resolve(request.path_info)
|
||||||
|
callback, callback_args, callback_kwargs = resolver_match
|
||||||
|
request.resolver_match = resolver_match
|
||||||
|
|
||||||
|
# Apply view middleware
|
||||||
|
for middleware_method in self._view_middleware:
|
||||||
|
response = middleware_method(request, callback, callback_args, callback_kwargs)
|
||||||
|
if response:
|
||||||
|
break
|
||||||
|
|
||||||
|
if response is None:
|
||||||
|
wrapped_callback = self.make_view_atomic(callback)
|
||||||
|
try:
|
||||||
|
response = wrapped_callback(request, *callback_args, **callback_kwargs)
|
||||||
|
except Exception as e:
|
||||||
|
# If the view raised an exception, run it through exception
|
||||||
|
# middleware, and if the exception middleware returns a
|
||||||
|
# response, use that. Otherwise, reraise the exception.
|
||||||
|
for middleware_method in self._exception_middleware:
|
||||||
|
response = middleware_method(request, e)
|
||||||
|
if response:
|
||||||
|
break
|
||||||
|
if response is None:
|
||||||
|
raise
|
||||||
|
|
||||||
|
# Complain if the view returned None (a common error).
|
||||||
|
if response is None:
|
||||||
|
if isinstance(callback, types.FunctionType): # FBV
|
||||||
|
view_name = callback.__name__
|
||||||
|
else: # CBV
|
||||||
|
view_name = callback.__class__.__name__ + '.__call__'
|
||||||
|
raise ValueError("The view %s.%s didn't return an HttpResponse object. It returned None instead."
|
||||||
|
% (callback.__module__, view_name))
|
||||||
|
|
||||||
|
# If the response supports deferred rendering, apply template
|
||||||
|
# response middleware and then render the response
|
||||||
|
if hasattr(response, 'render') and callable(response.render):
|
||||||
|
for middleware_method in self._template_response_middleware:
|
||||||
|
response = middleware_method(request, response)
|
||||||
|
# Complain if the template response middleware returned None (a common error).
|
||||||
|
if response is None:
|
||||||
|
raise ValueError(
|
||||||
|
"%s.process_template_response didn't return an "
|
||||||
|
"HttpResponse object. It returned None instead."
|
||||||
|
% (middleware_method.__self__.__class__.__name__))
|
||||||
|
response = response.render()
|
||||||
|
|
||||||
|
except http.Http404 as e:
|
||||||
|
logger.warning('Not Found: %s', request.path,
|
||||||
|
extra={
|
||||||
|
'status_code': 404,
|
||||||
|
'request': request
|
||||||
|
})
|
||||||
|
if settings.DEBUG:
|
||||||
|
response = debug.technical_404_response(request, e)
|
||||||
|
else:
|
||||||
|
response = self.get_exception_response(request, resolver, 404)
|
||||||
|
|
||||||
|
except PermissionDenied:
|
||||||
|
logger.warning(
|
||||||
|
'Forbidden (Permission denied): %s', request.path,
|
||||||
|
extra={
|
||||||
|
'status_code': 403,
|
||||||
|
'request': request
|
||||||
|
})
|
||||||
|
response = self.get_exception_response(request, resolver, 403)
|
||||||
|
|
||||||
|
except MultiPartParserError:
|
||||||
|
logger.warning(
|
||||||
|
'Bad request (Unable to parse request body): %s', request.path,
|
||||||
|
extra={
|
||||||
|
'status_code': 400,
|
||||||
|
'request': request
|
||||||
|
})
|
||||||
|
response = self.get_exception_response(request, resolver, 400)
|
||||||
|
|
||||||
|
except SuspiciousOperation as e:
|
||||||
|
# The request logger receives events for any problematic request
|
||||||
|
# The security logger receives events for all SuspiciousOperations
|
||||||
|
security_logger = logging.getLogger('django.security.%s' %
|
||||||
|
e.__class__.__name__)
|
||||||
|
security_logger.error(
|
||||||
|
force_text(e),
|
||||||
|
extra={
|
||||||
|
'status_code': 400,
|
||||||
|
'request': request
|
||||||
|
})
|
||||||
|
if settings.DEBUG:
|
||||||
|
return debug.technical_500_response(request, *sys.exc_info(), status_code=400)
|
||||||
|
|
||||||
|
response = self.get_exception_response(request, resolver, 400)
|
||||||
|
|
||||||
|
except SystemExit:
|
||||||
|
# Allow sys.exit() to actually exit. See tickets #1023 and #4701
|
||||||
|
raise
|
||||||
|
|
||||||
|
except: # Handle everything else.
|
||||||
|
# Get the exception info now, in case another exception is thrown later.
|
||||||
|
signals.got_request_exception.send(sender=self.__class__, request=request)
|
||||||
|
response = self.handle_uncaught_exception(request, resolver, sys.exc_info())
|
||||||
|
|
||||||
|
try:
|
||||||
|
# Apply response middleware, regardless of the response
|
||||||
|
for middleware_method in self._response_middleware:
|
||||||
|
response = middleware_method(request, response)
|
||||||
|
# Complain if the response middleware returned None (a common error).
|
||||||
|
if response is None:
|
||||||
|
raise ValueError(
|
||||||
|
"%s.process_response didn't return an "
|
||||||
|
"HttpResponse object. It returned None instead."
|
||||||
|
% (middleware_method.__self__.__class__.__name__))
|
||||||
|
response = self.apply_response_fixes(request, response)
|
||||||
|
except: # Any exception should be gathered and handled
|
||||||
|
signals.got_request_exception.send(sender=self.__class__, request=request)
|
||||||
|
response = self.handle_uncaught_exception(request, resolver, sys.exc_info())
|
||||||
|
|
||||||
|
response._closable_objects.append(request)
|
||||||
|
|
||||||
|
return response
|
||||||
|
|
||||||
|
def handle_uncaught_exception(self, request, resolver, exc_info):
|
||||||
|
"""
|
||||||
|
Processing for any otherwise uncaught exceptions (those that will
|
||||||
|
generate HTTP 500 responses). Can be overridden by subclasses who want
|
||||||
|
customised 500 handling.
|
||||||
|
|
||||||
|
Be *very* careful when overriding this because the error could be
|
||||||
|
caused by anything, so assuming something like the database is always
|
||||||
|
available would be an error.
|
||||||
|
"""
|
||||||
|
if settings.DEBUG_PROPAGATE_EXCEPTIONS:
|
||||||
|
raise
|
||||||
|
|
||||||
|
logger.error('Internal Server Error: %s', request.path,
|
||||||
|
exc_info=exc_info,
|
||||||
|
extra={
|
||||||
|
'status_code': 500,
|
||||||
|
'request': request
|
||||||
|
}
|
||||||
|
)
|
||||||
|
|
||||||
|
if settings.DEBUG:
|
||||||
|
return debug.technical_500_response(request, *exc_info)
|
||||||
|
|
||||||
|
# If Http500 handler is not installed, re-raise last exception
|
||||||
|
if resolver.urlconf_module is None:
|
||||||
|
six.reraise(*exc_info)
|
||||||
|
# Return an HttpResponse that displays a friendly error message.
|
||||||
|
callback, param_dict = resolver.resolve_error_handler(500)
|
||||||
|
return callback(request, **param_dict)
|
||||||
|
|
||||||
|
def apply_response_fixes(self, request, response):
|
||||||
|
"""
|
||||||
|
Applies each of the functions in self.response_fixes to the request and
|
||||||
|
response, modifying the response in the process. Returns the new
|
||||||
|
response.
|
||||||
|
"""
|
||||||
|
for func in self.response_fixes:
|
||||||
|
response = func(request, response)
|
||||||
|
return response
|
||||||
1
pom.xml
1
pom.xml
@ -866,6 +866,7 @@
|
|||||||
<module>pmd-jsp</module>
|
<module>pmd-jsp</module>
|
||||||
<module>pmd-php</module>
|
<module>pmd-php</module>
|
||||||
<module>pmd-plsql</module>
|
<module>pmd-plsql</module>
|
||||||
|
<module>pmd-python</module>
|
||||||
<module>pmd-ruby</module>
|
<module>pmd-ruby</module>
|
||||||
<module>pmd-test</module>
|
<module>pmd-test</module>
|
||||||
<module>pmd-vm</module>
|
<module>pmd-vm</module>
|
||||||
|
|||||||
Reference in New Issue
Block a user