Python Wiki Flask

what's the processors class do ? and what it uses for ? can anyone tell me ?

class Processor(object): """ The processor handles the processing of file content into metadata and markdown and takes care of the rendering.

It also offers some helper methods that can be used for various cases. """

preprocessors = [] postprocessors = [wikilink]

def __init__(self, text): """ Initialization of the processor.

:param str text: the text to process """ self.md = markdown.Markdown([ 'codehilite', 'fenced_code', 'meta', 'tables' ]) self.input = text self.markdown = None self.meta_raw = None

self.pre = None self.html = None self.final = None self.meta = None

def process_pre(self): """ Content preprocessor. """ current = self.input for processor in self.preprocessors: current = processor(current) self.pre = current

def process_markdown(self): """ Convert to HTML. """ self.html = self.md.convert(self.pre)

def split_raw(self): """ Split text into raw meta and content. """ self.meta_raw, self.markdown = self.pre.split(' ', 1)

def process_meta(self): """ Get metadata.

.. warning:: Can only be called after :meth:`html` was called. """ # the markdown meta plugin does not retain the order of the # entries, so we have to loop over the meta values a second # time to put them into a dictionary in the correct order self.meta = OrderedDict() for line in self.meta_raw.split(' '): key = line.split(':', 1)[0] # markdown metadata always returns a list of lines, we will # reverse that here self.meta[key.lower()] = \ ' '.join(self.md.Meta[key.lower()])

def process_post(self): """ Content postprocessor. """ current = self.html for processor in self.postprocessors: current = processor(current) self.final = current

def process(self): """ Runs the full suite of processing on the given text, all pre and post processing, markdown rendering and meta data handling. """ self.process_pre() self.process_markdown() self.split_raw() self.process_meta() self.process_post()

return self.final, self.markdown, self.meta