Source

CherryPy / cherrypy / _cpcgifs.py

Robert Brewer e116efe 
Michael Robinson 890f68b 
Robert Brewer e116efe 
Michael Robinson d8fcf60 
Robert Brewer e116efe 
Michael Robinson 890f68b 


Michael Robinson 9e7a4c6 

Michael Robinson 66ad903 
Michael Robinson 9e7a4c6 

Michael Robinson 890f68b 
Robert Brewer e116efe 































































import cgi
import cherrypy


class FieldStorage(cgi.FieldStorage):
    def __init__(self, *args, **kwds):
        try:
            cgi.FieldStorage.__init__(self, *args, **kwds)
        except ValueError, ex:
            if str(ex) == 'Maximum content length exceeded':
                raise cherrypy.HTTPError(status=413)
            else:
                raise ex

    def read_lines_to_eof(self):
        """Internal: read lines until EOF."""
        while 1:
            line = self.fp.readline(1<<16)
            if not line:
                self.done = -1
                break
            self.__write(line)
    
    def read_lines_to_outerboundary(self):
        """Internal: read lines until outerboundary."""
        next = "--" + self.outerboundary
        last = next + "--"
        delim = ""
        last_line_lfend = True
        while 1:
            line = self.fp.readline(1<<16)
            if not line:
                self.done = -1
                break
            if line[:2] == "--" and last_line_lfend:
                strippedline = line.strip()
                if strippedline == next:
                    break
                if strippedline == last:
                    self.done = 1
                    break
            odelim = delim
            if line[-2:] == "\r\n":
                delim = "\r\n"
                line = line[:-2]
                last_line_lfend = True
            elif line[-1] == "\n":
                delim = "\n"
                line = line[:-1]
                last_line_lfend = True
            else:
                delim = ""
                last_line_lfend = False
            self.__write(odelim + line)
    
    def skip_lines(self):
        """Internal: skip lines until outer boundary if defined."""
        if not self.outerboundary or self.done:
            return
        next = "--" + self.outerboundary
        last = next + "--"
        last_line_lfend = True
        while 1:
            line = self.fp.readline(1<<16)
            if not line:
                self.done = -1
                break
            if line[:2] == "--" and last_line_lfend:
                strippedline = line.strip()
                if strippedline == next:
                    break
                if strippedline == last:
                    self.done = 1
                    break
            if line.endswith('\n'):
                last_line_lfend = True
            else:
                last_line_lfend = False
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