import sys
import os
import stat
+import httplib
import urllib
import feedparser
from HTMLParser import HTMLParser
-entities = {
- "amp": "&",
- "lt": "<",
- "gt": ">",
- "pound": "£",
- "copy": "©",
- "apos": "'",
- "quote": "\"",
- "nbsp": " ",
- }
-
class HTML2Text(HTMLParser):
-
+ entities = {
+ "amp": "&",
+ "lt": "<",
+ "gt": ">",
+ "pound": "£",
+ "copy": "©",
+ "apos": "'",
+ "quot": "\"",
+ "nbsp": " ",
+ }
+
def __init__(self):
self.inheadingone = False
self.inheadingtwo = False
def handle_entityref(self, name):
entity = name
- if entities.has_key(name.lower()):
- entity = entities[name.lower()]
+ if HTML2Text.entities.has_key(name.lower()):
+ entity = HTML2Text.entities[name.lower()]
elif name[0] == "#":
entity = unichr(int(name[1:]))
else:
data = data + "\n".join(textwrap.wrap(self.currentparagraph, 70))
return data
+def open_url(method, url):
+ redirectcount = 0
+ while redirectcount < 3:
+ (type, rest) = urllib.splittype(url)
+ (host, path) = urllib.splithost(rest)
+ (host, port) = urllib.splitport(host)
+ if port == None:
+ port = 80
+ try:
+ conn = httplib.HTTPConnection("%s:%s" %(host, port))
+ conn.request(method, path)
+ response = conn.getresponse()
+ if response.status in [301, 302, 303, 307]:
+ headers = response.getheaders()
+ for header in headers:
+ if header[0] == "location":
+ url = header[1]
+ elif response.status == 200:
+ return response
+ except:
+ pass
+ redirectcount = redirectcount + 1
+ return None
+
def parse_and_deliver(maildir, url, statedir):
- fp = feedparser.parse(url)
+ feedhandle = None
+ headers = None
+ # first check if we know about this feed already
+ feeddb = dbm.open(os.path.join(statedir, "feeds"), "c")
+ if feeddb.has_key(url):
+ data = feeddb[url]
+ data = cgi.parse_qs(data)
+ response = open_url("HEAD", url)
+ headers = None
+ if response:
+ headers = response.getheaders()
+ ischanged = False
+ try:
+ for header in headers:
+ if header[0] == "content-length":
+ if header[1] != data["content-length"][0]:
+ ischanged = True
+ elif header[0] == "etag":
+ if header[1] != data["etag"][0]:
+ ischanged = True
+ elif header[0] == "last-modified":
+ if header[1] != data["last-modified"][0]:
+ ischanged = True
+ elif header[0] == "content-md5":
+ if header[1] != data["content-md5"][0]:
+ ischanged = True
+ except:
+ ischanged = True
+ if ischanged:
+ response = open_url("GET", url)
+ if response != None:
+ headers = response.getheaders()
+ feedhandle = response
+ else:
+ sys.stderr.write("Failed to fetch feed: %s\n" %(url))
+ return
+ else:
+ return # don't need to do anything, nothings changed.
+ else:
+ response = open_url("GET", url)
+ if response != None:
+ headers = response.getheaders()
+ feedhandle = response
+ else:
+ sys.stderr.write("Failed to fetch feed: %s\n" %(url))
+ return
+
+ fp = feedparser.parse(feedhandle)
db = dbm.open(os.path.join(statedir, "seen"), "c")
for item in fp["items"]:
# have we seen it before?
prevmessageid = None
+ # check if there's a guid too - if that exists and we match the md5,
+ # return
+ if item.has_key("guid"):
+ if db.has_key(url + "|" + item["guid"]):
+ data = db[url + "|" + item["guid"]]
+ data = cgi.parse_qs(data)
+ if data["contentmd5"][0] == md5sum:
+ continue
+
if db.has_key(url + "|" + item["link"]):
data = db[url + "|" + item["link"]]
data = cgi.parse_qs(data)
msg.add_header("To", "\"%s\" <rss2maildir@localhost>" %(url))
if prevmessageid:
msg.add_header("References", prevmessageid)
- createddate = datetime.datetime(*item["updated_parsed"][0:6]) \
+ createddate = datetime.datetime.now() \
.strftime("%a, %e %b %Y %T -0000")
+ try:
+ createddate = datetime.datetime(*item["updated_parsed"][0:6]) \
+ .strftime("%a, %e %b %Y %T -0000")
+ except:
+ pass
msg.add_header("Date", createddate)
msg.add_header("Subject", item["title"])
msg.set_default_type("text/plain")
- htmlpart = MIMEText(content.encode("utf-8"), "html", "utf-8")
+ htmlcontent = content.encode("utf-8")
+ htmlcontent = "%s\n\n<p>Item URL: <a href='%s'>%s</a></p>" %( \
+ content, \
+ item["link"], \
+ item["link"] )
+ htmlpart = MIMEText(htmlcontent.encode("utf-8"), "html", "utf-8")
textparser = HTML2Text()
textparser.feed(content.encode("utf-8"))
textcontent = textparser.gettext()
+ textcontent = "%s\n\nItem URL: %s" %( \
+ textcontent, \
+ item["link"] )
textpart = MIMEText(textcontent.encode("utf-8"), "plain", "utf-8")
msg.attach(textpart)
msg.attach(htmlpart)
# now add to the database about the item
if prevmessageid:
messageid = prevmessageid + " " + messageid
- data = urllib.urlencode((
- ("message-id", messageid), \
- ("created", createddate), \
- ("contentmd5", md5sum) \
- ))
- db[url + "|" + item["link"]] = data
+ if item.has_key("guid") and item["guid"] != item["link"]:
+ data = urllib.urlencode(( \
+ ("message-id", messageid), \
+ ("created", createddate), \
+ ("contentmd5", md5sum) \
+ ))
+ db[url + "|" + item["guid"]] = data
+ try:
+ data = db[url + "|" + item["link"]]
+ data = cgi.parse_qs(data)
+ newdata = urllib.urlencode(( \
+ ("message-id", messageid), \
+ ("created", data["created"][0]), \
+ ("contentmd5", data["contentmd5"][0]) \
+ ))
+ db[url + "|" + item["link"]] = newdata
+ except:
+ db[url + "|" + item["link"]] = data
+ else:
+ data = urllib.urlencode(( \
+ ("message-id", messageid), \
+ ("created", createddate), \
+ ("contentmd5", md5sum) \
+ ))
+ db[url + "|" + item["link"]] = data
+
+ if headers:
+ data = []
+ for header in headers:
+ if header[0] in ["content-md5", "etag", "last-modified", "content-length"]:
+ data.append((header[0], header[1]))
+ if len(data) > 0:
+ data = urllib.urlencode(data)
+ feeddb[url] = data
db.close()
+ feeddb.close()
-# first off, parse the command line arguments
+if __name__ == "__main__":
+ # This only gets executed if we really called the program
+ # first off, parse the command line arguments
-oparser = OptionParser()
-oparser.add_option(
- "-c", "--conf", dest="conf",
- help="location of config file"
- )
-oparser.add_option(
- "-s", "--statedir", dest="statedir",
- help="location of directory to store state in"
- )
+ oparser = OptionParser()
+ oparser.add_option(
+ "-c", "--conf", dest="conf",
+ help="location of config file"
+ )
+ oparser.add_option(
+ "-s", "--statedir", dest="statedir",
+ help="location of directory to store state in"
+ )
-(options, args) = oparser.parse_args()
+ (options, args) = oparser.parse_args()
-# check for the configfile
+ # check for the configfile
-configfile = None
+ configfile = None
-if options.conf != None:
- # does the file exist?
- try:
- os.stat(options.conf)
- configfile = options.conf
- except:
- # should exit here as the specified file doesn't exist
- sys.stderr.write( \
- "Config file %s does not exist. Exiting.\n" %(options.conf,))
- sys.exit(2)
-else:
- # check through the default locations
- try:
- os.stat("%s/.rss2maildir.conf" %(os.environ["HOME"],))
- configfile = "%s/.rss2maildir.conf" %(os.environ["HOME"],)
- except:
+ if options.conf != None:
+ # does the file exist?
try:
- os.stat("/etc/rss2maildir.conf")
- configfile = "/etc/rss2maildir.conf"
+ os.stat(options.conf)
+ configfile = options.conf
except:
- sys.stderr.write("No config file found. Exiting.\n")
+ # should exit here as the specified file doesn't exist
+ sys.stderr.write( \
+ "Config file %s does not exist. Exiting.\n" %(options.conf,))
sys.exit(2)
+ else:
+ # check through the default locations
+ try:
+ os.stat("%s/.rss2maildir.conf" %(os.environ["HOME"],))
+ configfile = "%s/.rss2maildir.conf" %(os.environ["HOME"],)
+ except:
+ try:
+ os.stat("/etc/rss2maildir.conf")
+ configfile = "/etc/rss2maildir.conf"
+ except:
+ sys.stderr.write("No config file found. Exiting.\n")
+ sys.exit(2)
-# Right - if we've got this far, we've got a config file, now for the hard
-# bits...
+ # Right - if we've got this far, we've got a config file, now for the hard
+ # bits...
-scp = SafeConfigParser()
-scp.read(configfile)
+ scp = SafeConfigParser()
+ scp.read(configfile)
-maildir_root = "RSSMaildir"
-state_dir = "state"
+ maildir_root = "RSSMaildir"
+ state_dir = "state"
-if options.statedir != None:
- state_dir = options.statedir
- try:
- mode = os.stat(state_dir)[stat.ST_MODE]
- if not stat.S_ISDIR(mode):
- sys.stderr.write( \
- "State directory (%s) is not a directory\n" %(state_dir))
- sys.exit(1)
- except:
- # try to make the directory
+ if options.statedir != None:
+ state_dir = options.statedir
try:
- os.mkdir(state_dir)
+ mode = os.stat(state_dir)[stat.ST_MODE]
+ if not stat.S_ISDIR(mode):
+ sys.stderr.write( \
+ "State directory (%s) is not a directory\n" %(state_dir))
+ sys.exit(1)
except:
- sys.stderr.write("Couldn't create statedir %s" %(state_dir))
- sys.exit(1)
-elif scp.has_option("general", "state_dir"):
- new_state_dir = scp.get("general", "state_dir")
- try:
- mode = os.stat(state_dir)[stat.ST_MODE]
- if not stat.S_ISDIR(mode):
- sys.stderr.write( \
- "State directory (%s) is not a directory\n" %(state_dir))
- sys.exit(1)
- except:
- # try to create it
+ # try to make the directory
+ try:
+ os.mkdir(state_dir)
+ except:
+ sys.stderr.write("Couldn't create statedir %s" %(state_dir))
+ sys.exit(1)
+ elif scp.has_option("general", "state_dir"):
+ new_state_dir = scp.get("general", "state_dir")
try:
- os.mkdir(new_state_dir)
- state_dir = new_state_dir
+ mode = os.stat(state_dir)[stat.ST_MODE]
+ if not stat.S_ISDIR(mode):
+ sys.stderr.write( \
+ "State directory (%s) is not a directory\n" %(state_dir))
+ sys.exit(1)
except:
- sys.stderr.write( \
- "Couldn't create state directory %s\n" %(new_state_dir))
- sys.exit(1)
-else:
+ # try to create it
+ try:
+ os.mkdir(new_state_dir)
+ state_dir = new_state_dir
+ except:
+ sys.stderr.write( \
+ "Couldn't create state directory %s\n" %(new_state_dir))
+ sys.exit(1)
+ else:
+ try:
+ mode = os.stat(state_dir)[stat.ST_MODE]
+ if not stat.S_ISDIR(mode):
+ sys.stderr.write( \
+ "State directory %s is not a directory\n" %(state_dir))
+ sys.exit(1)
+ except:
+ try:
+ os.mkdir(state_dir)
+ except:
+ sys.stderr.write( \
+ "State directory %s could not be created\n" %(state_dir))
+ sys.exit(1)
+
+ if scp.has_option("general", "maildir_root"):
+ maildir_root = scp.get("general", "maildir_root")
+
try:
- mode = os.stat(state_dir)[stat.ST_MODE]
+ mode = os.stat(maildir_root)[stat.ST_MODE]
if not stat.S_ISDIR(mode):
sys.stderr.write( \
- "State directory %s is not a directory\n" %(state_dir))
+ "Maildir Root %s is not a directory\n" \
+ %(maildir_root))
sys.exit(1)
except:
try:
- os.mkdir(state_dir)
+ os.mkdir(maildir_root)
except:
- sys.stderr.write( \
- "State directory %s could not be created\n" %(state_dir))
+ sys.stderr.write("Couldn't create Maildir Root %s\n" \
+ %(maildir_root))
sys.exit(1)
-if scp.has_option("general", "maildir_root"):
- maildir_root = scp.get("general", "maildir_root")
-
-try:
- mode = os.stat(maildir_root)[stat.ST_MODE]
- if not stat.S_ISDIR(mode):
- sys.stderr.write( \
- "Maildir Root %s is not a directory\n" \
- %(maildir_root))
- sys.exit(1)
-except:
- try:
- os.mkdir(maildir_root)
- except:
- sys.stderr.write("Couldn't create Maildir Root %s\n" %(maildir_root))
- sys.exit(1)
-
-feeds = scp.sections()
-try:
- feeds.remove("general")
-except:
- pass
-
-for section in feeds:
- # check if the directory exists
- maildir = None
+ feeds = scp.sections()
try:
- maildir = scp.get(section, "maildir")
+ feeds.remove("general")
except:
- maildir = section
+ pass
- maildir = urllib.urlencode(((section, maildir),)).split("=")[1]
- maildir = os.path.join(maildir_root, maildir)
+ for section in feeds:
+ # check if the directory exists
+ maildir = None
+ try:
+ maildir = scp.get(section, "maildir")
+ except:
+ maildir = section
- try:
- exists = os.stat(maildir)
- if stat.S_ISDIR(exists[stat.ST_MODE]):
- # check if there's a new, cur and tmp directory
+ maildir = urllib.urlencode(((section, maildir),)).split("=")[1]
+ maildir = os.path.join(maildir_root, maildir)
+
+ try:
+ exists = os.stat(maildir)
+ if stat.S_ISDIR(exists[stat.ST_MODE]):
+ # check if there's a new, cur and tmp directory
+ try:
+ mode = os.stat(os.path.join(maildir, "cur"))[stat.ST_MODE]
+ except:
+ os.mkdir(os.path.join(maildir, "cur"))
+ if not stat.S_ISDIR(mode):
+ sys.stderr.write("Broken maildir: %s\n" %(maildir))
+ try:
+ mode = os.stat(os.path.join(maildir, "tmp"))[stat.ST_MODE]
+ except:
+ os.mkdir(os.path.join(maildir, "tmp"))
+ if not stat.S_ISDIR(mode):
+ sys.stderr.write("Broken maildir: %s\n" %(maildir))
+ try:
+ mode = os.stat(os.path.join(maildir, "new"))[stat.ST_MODE]
+ if not stat.S_ISDIR(mode):
+ sys.stderr.write("Broken maildir: %s\n" %(maildir))
+ except:
+ os.mkdir(os.path.join(maildir, "new"))
+ else:
+ sys.stderr.write("Broken maildir: %s\n" %(maildir))
+ except:
try:
- mode = os.stat(os.path.join(maildir, "cur"))[stat.ST_MODE]
+ os.mkdir(maildir)
except:
- os.mkdir(os.path.join(maildir, "cur"))
- if not stat.S_ISDIR(mode):
- sys.stderr.write("Broken maildir: %s\n" %(maildir))
+ sys.stderr.write("Couldn't create root maildir %s\n" \
+ %(maildir))
+ sys.exit(1)
try:
- mode = os.stat(os.path.join(maildir, "tmp"))[stat.ST_MODE]
- except:
+ os.mkdir(os.path.join(maildir, "new"))
+ os.mkdir(os.path.join(maildir, "cur"))
os.mkdir(os.path.join(maildir, "tmp"))
- if not stat.S_ISDIR(mode):
- sys.stderr.write("Broken maildir: %s\n" %(maildir))
- try:
- mode = os.stat(os.path.join(maildir, "new"))[stat.ST_MODE]
- if not stat.S_ISDIR(mode):
- sys.stderr.write("Broken maildir: %s\n" %(maildir))
except:
- os.mkdir(os.path.join(maildir, "new"))
- else:
- sys.stderr.write("Broken maildir: %s\n" %(maildir))
- except:
- try:
- os.mkdir(maildir)
- except:
- sys.stderr.write("Couldn't create root maildir %s\n" %(maildir))
- sys.exit(1)
- try:
- os.mkdir(os.path.join(maildir, "new"))
- os.mkdir(os.path.join(maildir, "cur"))
- os.mkdir(os.path.join(maildir, "tmp"))
- except:
- sys.stderr.write( \
- "Couldn't create required maildir directories for %s\n" \
- %(section,))
- sys.exit(1)
+ sys.stderr.write( \
+ "Couldn't create required maildir directories for %s\n" \
+ %(section,))
+ sys.exit(1)
- # right - we've got the directories, we've got the section, we know the
- # url... lets play!
+ # right - we've got the directories, we've got the section, we know the
+ # url... lets play!
- parse_and_deliver(maildir, section, state_dir)
+ parse_and_deliver(maildir, section, state_dir)