A simple plugin to rename file extensions. See: https://groups.google.com/forum/#!topic/hyde-dev/EtJ7bRUQEBA.

how_to.md

How to test:

1. Create a new hyde site hyde -s test create
2. Overwrite the generated site.yaml with the one in the gist
3. Add site_plugins.py to the root folder
4. Rename *.html under content to *.md
5. Run hyde hyde gen -r

site.yaml

mode: development
media_root: media # Relative path from content folder.
media_url: /media # URL where the media files are served from.
base_url: / # The base url for autogenerated links.
plugins:
    - hyde.ext.plugins.meta.MetaPlugin
    - hyde.ext.plugins.auto_extend.AutoExtendPlugin
    - hyde.ext.plugins.sorter.SorterPlugin
    - hyde.ext.plugins.tagger.TaggerPlugin
    - hyde.ext.plugins.syntext.SyntextPlugin
    - hyde.ext.plugins.textlinks.TextlinksPlugin
    - site_plugins.RenamerPlugin
context:
    data:
        tweet_via: ringce
        menu:
            -
                name: Home
                description: Home Page
                css_class: home
                type: page
                url: index.html
            -
                name: Portfolio
                description: Portfolio
                css_class: portfolio
                type: node
                url: portfolio
            -
                name: Blog
                description: Blog
                css_class: blog
                type: node
                url: blog
            -
                name: About
                description: About
                css_class: about
                type: page
                url: about.html
meta:
    nodemeta: meta.yaml
    created: !!timestamp 2010-01-01 00:00:00
    author: Lakshmi Vyasarajan
sorter:
    time:
        attr:
            - meta.created
        reverse: true
        filters:
            source.kind: html
            meta.listable: true
renamer:
    include_file_patterns:
        - '*.md'
        - '*.markdown'
    config:
        html:
            - '*.md'
            - '*.markdown'
tagger:
    sorter: time
    archives:
        blog:
            source: blog
            target: blog/tags
            template: tagged_posts.j2
            archive_extension: html
            meta:
                listable: false

site_plugins.py

from fnmatch import fnmatch
import os

from hyde.plugin import Plugin


class RenamerPlugin(Plugin):

    '''
        Sample config:
        # site.yaml
        #...
        renamer:
            config:
                html:
                    - '*.md'
                    - '*.markdown'
    '''
    def begin_site(self):

        try:
            config = self.settings.config
        except AttributeError:
            return
        for resource in self.site.content.walk_resources():
            for new_ext, source_patterns in config.to_dict().iteritems():
                matched = any(fnmatch(resource.source.path, p)
                                        for p in source_patterns)
                if matched:
                    orig = os.path.splitext(resource.relative_deploy_path)[0]
                    resource.relative_deploy_path = orig + '.' + new_ext
                    print resource.relative_deploy_path
                    break