353 lines
12 KiB
Python
353 lines
12 KiB
Python
#!/usr/bin/python
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""""
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Copyright 2008 Ritesh Nadhani. All Rights Reserved.
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For license information please check the LICENSE page of the package.
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"""
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''' A library that provides python interface to '''
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from xmlrpc import client
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import urllib.request
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# Helper function to check if URL exists
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def checkURL(url):
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try: urllib.request.urlopen(url)
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except IOError: return 0
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return 1
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class BlogError(Exception):
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'''Base class for Blog errors'''
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METHOD_NOT_SUPPORTED = 'Method not (yet) supported'
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def __init__(self, msg):
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self.msg = msg
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def __repr__(self):
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return self.msg
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__str__ = __repr__
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class Blog(object):
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"""
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Base class for all blog object. Python interface to various blogging API
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This and extending class are just simple encapsulators over XML-RPC. It does nothing but call the corresponding XMLRPC functions and check for error.
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Rightnow, it returns Python based dictionary as it is returned by the server but later on we maybe encapsulate the data using simplified custon object.
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"""
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def __init__(self, serverapi, username, password, appkey):
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"""
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Args:
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serverapi = URL to the XML-RPC API.
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username = Username for the Blog account.
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password = Password for the Blog account.
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"""
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self.username = username
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self.password = password
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self.appkey = appkey
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self.methods = []
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# Check if URL exists
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if not checkURL(serverapi):
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raise BlogError('XML-RPC API URL not found.')
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# Connect to the api. Call listMethods to keep a dictionary of available methods
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self.server = client.ServerProxy(serverapi)
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self.list_methods()
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def list_methods(self):
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"""Call systen.listMethods on server.
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Returns:
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List of XML-RPC methods implemented by the server.
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"""
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if not len(self.methods):
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try:
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self.methods = self.server.system.listMethods()
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except client.Fault as fault:
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raise BlogError(fault.faultString)
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return self.methods.sort()
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def execute(self, methodname, *args):
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"""
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Callback function to call the XML-RPC method
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Args:
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methodname = XML-RPC methodname.
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args = Arguments to the call.
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"""
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if not methodname in self.methods:
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raise BlogError(BlogError.METHOD_NOT_SUPPORTED)
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try:
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r = getattr(self.server, methodname)(args)
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except client.Fault as fault:
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raise BlogError(fault.faultString)
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return r
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def is_method_available(self, methodname):
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"""Returns if a method is supported by the XML-RPC server"""
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if methodname in self.methods:
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return True
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else:
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return False
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class Blogger(Blog):
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"""
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A Python interface to the blogger API.
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"""
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def __init__(self, serverapi, username, password):
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raise BlogError("This class has not yet been implemented")
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class MetaWeblog(Blog):
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"""
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Python interface to Metaweblog API
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This class extends Blog to implement metaWeblog API
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"""
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def __init__(self, serverapi, username, password, appkey='0x001'):
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Blog.__init__(self, serverapi, username, password, appkey)
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def get_recent_posts(self, numposts=10, blogid=1):
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"""
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Returns 'numposts' number of recent post for the blog identified by 'blogid'
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Args:
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numposts = Number of posts to be returned [optional]
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blogid = id of thr blog
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"""
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return self.execute('metaWeblog.getRecentPosts', blogid, self.username, self.password, numposts)
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def get_post(self, postid):
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"""
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Returns dictionary based post content corresponding to postid.
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Args:
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postid = Unique identifier for the post
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"""
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return self.execute('metaWeblog.getPost', postid, self.username, self.password)
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def new_post(self, content, publish=True, blogid=1):
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"""
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New post
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Args:
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content = Dictionary containing post dat.
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Publish = Publish status.
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blogid = Blog ID
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"""
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return self.execute('metaWeblog.newPost', blogid, self.username, self.password, content, publish)
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def edit_post(self, postid, newpost, publish=True):
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"""
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Edits a post identified by postid with content passed in newpost
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Args:
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postid = post identified by postid.
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newpost = dictionary with content details about the new post.
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Publish = Publish status.
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"""
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return self.execute('metaWeblog.editPost', postid, self.username, self.password, newpost, publish)
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def delete_post(self, postid, publish=True):
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"""
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Deletes a post identified by postid
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Args:
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postid = post identified by postid.
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Publish = Publish status.
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"""
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return self.execute('metaWeblog.deletePost', self.appkey, postid, self.username, self.password, publish)
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def get_categories(self, blogid=1):
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"""
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Returns a list of categories.
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Args:
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blogid = Blog ID
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"""
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return self.execute('metaWeblog.getCategories', blogid, self.username, self.password)
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def get_users_blogs(self):
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"""
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Returns a list of blogs associated by the user.
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"""
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return self.execute('metaWeblog.getUsersBlogs', self.appkey, self.username, self.password)
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def new_media_object(self, new_object, blogid=1):
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"""
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Args:
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new_object = Structure containing information about new media object to be uploaded
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blogid = Blog ID
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Returns:
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URL to the uploaded file
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"""
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return self.execute('metaWeblog.newMediaObject', blogid, self.username, self.password, new_object)
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def get_template(self, templateType, blogid=1):
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"""Returns the template type identifed by templateType"""
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return self.execute("metaWeblog.getTemplate", self.appkey, blogid, self.username, self.password, templateType)
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def set_template(self, template, templateType, blogid=1):
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"""Sets the new template value for templateType"""
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return self.execute("metaWeblog.setTemplate", self.appkey, blogid, self.username, self.password, template, templateType)
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class WordPress(MetaWeblog):
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"""
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Python interface to Wordpress API
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Wordpress basically implements all MetaWebLog and extends it by providing it with its methods.
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"""
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def __init__(self, serverapi, username, password):
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MetaWeblog.__init__(self, serverapi, username, password)
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def get_post_status_list(self, blogid=1):
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"""
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( Draft, Pending Review, Private, Published ).Returns a dict of all the valid post statuses ( draft, pending, private, publish ) and their descriptions
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( Draft, Pending Review, Private, Published ).
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"""
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return self.execute('wp.getPostStatusList', blogid, self.username, self.password)
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def get_authors(self, blogid=1):
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"""
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Get a list of users for the blog.
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"""
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return self.execute('wp.getAuthors', blogid, self.username, self.password)
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def new_page(self, content, publish=True, blogid=1):
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"""
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Args:
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content - Dictionary of new content
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"""
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return self.execute('wp.newPage', blogid, self.username, self.password, content, publish)
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def edit_page(self, pageid, content, publish=True, blogid=1):
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"""
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Args:
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pageid = Page to edit
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content - Dictionary of new content
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"""
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return self.execute('wp.editPage', blogid, pageid, self.username, self.password, content, publish)
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def delete_page(self, pageid, blogid=1):
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"""
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Args:
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pageid = Page to delete
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"""
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return self.execute('wp.deletePage', blogid, self.username, self.password, pageid)
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def get_pages(self, blogid=1):
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"""
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Returns a list of the most recent pages in the system.
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"""
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return self.execute('wp.getPages', blogid, self.username, self.password)
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def get_page(self, pageid, blogid=1):
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"""
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Returns the content of page identified by pageid
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"""
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return self.execute('wp.getPage', blogid, pageid, self.username, self.password)
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def get_page_list(self, blogid=1):
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"""
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Get an list of all the pages on a blog. Just the minimum details, lighter than wp.getPages.
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"""
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return self.execute('wp.getPageList', blogid, self.username, self.password)
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def get_page_status_list(self, blogid=1):
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"""Returns a dict of all the valid page statuses ( draft, private, publish ) and their descriptions ( Draft, Private, Published)"""
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return self.execute('wp.getPageStatusList', blogid, self.username, self.password)
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def new_category(self, content, blogid=1):
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"""
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Args:
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content = Dictionary content having data for new category.
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Returns id of new value
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"""
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return self.execute('wp.newCategory', blogid, self.username, self.password, content)
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def delete_category(self, catid, blogid=1):
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"""
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Args:
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catid = Category ID
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blogid = Blog ID
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"""
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return self.execute('wp.deleteCategory', blogid, self.username, self.password, catid)
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def get_comment_count(self, postid=0, blogid=1):
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"""
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Provides a struct of all the comment counts ( approved, awaiting_moderation, spam, total_comments ) for a given postid.
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The postid parameter is optional (or can be set to zero), if it is not provided then the same struct is returned, but for the
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entire blog instead of just one post
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"""
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return self.execute('wp.getCommentCount', blogid, self.username, self.password, postid)
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def get_users_blogs(self):
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"""
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Returns a list of blogs associated by the user.
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"""
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return self.execute('wp.getUsersBlogs', self.username, self.password)
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def get_options(self, options=[], blogid=1):
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"""
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Return option details.
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The parameter options, list, is optional. If it is not included then it will return all of the option info that we have.
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With a populated list, each field is an option name and only those options asked for will be returned.
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"""
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return self.execute('wp.getOptions', blogid, self.username, self.password, options)
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def set_options(self, option, blogid=1):
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"""
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That option parameter is option name/value pairs. The return value is same as if you called wp.getOptions asking for the those option names,
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only they'll include the new value. If you try to set a new value for an option that is read-only, it will silently fail and you'll get the original
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value back instead of the new value you attempted to set.
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"""
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return self.execute('wp.setOptions', blogid, self.username, self.password, option)
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def suggest_categories(self, category, max_results=10, blogid=1):
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"""Returns a list of dictionaries of categories that start with a given string."""
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return self.execute('wp.suggestCategories', blogid, self.username, self.password, category, max_results)
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def upload_file(self, data, blogid=1):
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"""
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Upload a file.
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Data contains values as documented at http://codex.wordpress.org/XML-RPC_wp#wp.getCategories
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"""
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return self.execute('wp.uploadFile', blogid, self.username, self.password, data)
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class MovableType(MetaWeblog):
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"""
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A Python interface to the MovableType API.
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"""
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def __init__(self, serverapi, username, password):
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raise BlogError("This class has not yet been implemented")
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def main():
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pass
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if __name__ == '__main__':
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main()
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