[kupfer] +plugin.shorten_links: shorten links with TInyUrl.com

[Ulrik Sverdrup <usverdrup src gnome org>]

commit b6e28af049698db98d7f4255f71f3e2541bb5ea4
Author: Karol BÄ?dkowski <karol bedkowsk+gh gmail com>
Date:   Mon Dec 21 21:28:35 2009 +0100

    +plugin.shorten_links: shorten links with TInyUrl.com
    
    Simple plugin - allows shorten links with on-line services.
    For this time only support TinyUrl.com.

 kupfer/plugin/shorten_links.py |   87 ++++++++++++++++++++++++++++++++++++++++
 1 files changed, 87 insertions(+), 0 deletions(-)
---
diff --git a/kupfer/plugin/shorten_links.py b/kupfer/plugin/shorten_links.py
new file mode 100644
index 0000000..06fe890
--- /dev/null
+++ b/kupfer/plugin/shorten_links.py
@@ -0,0 +1,87 @@
+# -*- coding: UTF-8 -*-
+
+import httplib
+import urllib
+
+from kupfer.objects import Leaf, Action, Source, UrlLeaf
+from kupfer import pretty
+
+__kupfer_name__ = _("Shorten links")
+__kupfer_actions__ = ("ShortenLinks", )
+__description__ = _("Shorten links with various services (for now only TinyUrl)")
+__version__ = "2009-12-21"
+__author__ = "Karol BÄ?dkowski <karol bedkowski gmail com>"
+
+
+class _ShortLinksService(Leaf):
+	pass
+
+
+TINYURL_PATH="/api-create.php?"
+TINYURL_HOST="tinyurl.com"
+
+class TinyUrl(_ShortLinksService):
+	""" Shorten urls with tinyurl.com """
+	def __init__(self):
+		_ShortLinksService.__init__(self, 'TinyUrl.com', 'TinyUrl.com')
+
+	def process(self, url):
+		query_param = urllib.urlencode(dict(url=url))
+		try:
+			conn = httplib.HTTPConnection(TINYURL_HOST)
+			#conn.debuglevel=255
+			conn.request("GET", TINYURL_PATH+query_param)
+			resp = conn.getresponse()
+			if resp.status != 200:
+				raise ValueError('invalid response %d, %s' % (resp.status,
+					resp.reason))
+			
+			result = resp.read()
+			return result
+
+		except (httplib.HTTPException, ValueError), err:
+			pretty.print_error(__name__, 'TinyUrl.process error', type(err), err)
+		return _('Error')
+
+
+class ShortenLinks(Action):
+	''' Shorten links with selected engine '''
+
+	def __init__(self):
+		Action.__init__(self, _('Shorten Link...'))
+
+	def activate(self, leaf, iobj):
+		result = iobj.process(leaf.object)
+		return ShortenLinksSource(UrlLeaf(result, result))
+
+	def item_types(self):
+		yield UrlLeaf
+
+	def requires_object(self):
+		return True
+
+	def object_types(self):
+		yield _ShortLinksService
+
+	def object_source(self, for_item=None):
+		return ServicesSource()
+
+	def is_factory(self):
+		return True
+
+
+class ServicesSource(Source):
+	def __init__(self):
+		Source.__init__(self, _("Services"))
+
+	def get_items(self):
+		yield TinyUrl()
+
+
+class ShortenLinksSource(Source):
+	def __init__(self, item):
+		Source.__init__(self, name=_('Shorten links'))
+		self._item = item
+
+	def get_items(self):
+		yield self._item