mirror of
https://github.com/jwinterm/modoboa.git
synced 2026-10-18 05:51:26 +02:00
268 lines
9.1 KiB
Python
268 lines
9.1 KiB
Python
# -*- coding: utf-8 -*-
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import time
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import re
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import os
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import time, random, hashlib
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from email.header import decode_header
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import lxml
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import lxml.html
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from lxml import etree
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from django.template.loader import render_to_string
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from django.template import Template, Context
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from django.utils.translation import ugettext as _
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from modoboa.lib import _render, decode
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attached_map = {}
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class MBconnector(object):
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def __init__(self, address, port):
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self.address = address
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self.port = port
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def messages_count(self, **kwargs):
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pass
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class Page(object):
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def __init__(self, pageid, id_start, id_stop, items,
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items_per_page, has_previous, has_next,
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baseurl=None):
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self.pageid = pageid
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self.id_start = id_start
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self.id_stop = id_stop
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self.items = items
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self.items_per_page = items_per_page
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self.has_previous = has_previous
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self.has_next = has_next
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self.baseurl = baseurl
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def previous_page(self):
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if not self.has_previous:
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return False
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return self.pageid - 1
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def next_page(self):
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if not self.has_next:
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return False
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return self.pageid + 1
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def last_page(self):
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lid = self.items / self.items_per_page
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if not lid:
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return 1
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if self.items % self.items_per_page:
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lid += 1
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return lid
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class Paginator(object):
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def __init__(self, total, elems_per_page):
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self.total = total
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self.elems_per_page = elems_per_page
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self.baseurl = None
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def _indexes(self, page):
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id_start = self.elems_per_page * page + 1
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id_stop = id_start + self.elems_per_page - 1
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return (id_start, id_stop)
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def getpage(self, page):
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if page < 1:
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return None
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id_start, id_stop = self._indexes(page - 1)
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has_previous = has_next = False
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if id_start <= self.total:
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if page > 1:
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has_previous = True
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if id_stop < self.total:
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has_next = True
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else:
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id_stop = self.total
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else:
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return None
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p = Page(page, id_start, id_stop, self.total,
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self.elems_per_page, has_previous, has_next)
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if self.baseurl:
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p.baseurl = self.baseurl
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return p
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class EmailListing:
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def __init__(self, baseurl=None, folder=None, elems_per_page=40,
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navparams={}, **kwargs):
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self.folder = folder
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self.elems_per_page = elems_per_page
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self.navparams = navparams
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self.extravars = {}
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order = "order" in kwargs.keys() and kwargs["order"] or None
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self.empty = "empty" in kwargs.keys() and kwargs["empty"] or False
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if not self.empty:
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self.paginator = Paginator(self.mbc.messages_count(folder=self.folder,
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order=order),
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elems_per_page)
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if baseurl:
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self.paginator.baseurl = baseurl
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def render_navbar(self, page):
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if page is None:
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return ""
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return render_to_string("common/navbar.html", {
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"page" : page
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})
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def fetch(self, request, id_start, id_stop):
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table = self.tbltype(self.mbc.fetch(start=id_start, stop=id_stop,
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folder=self.folder))
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tpl = Template("""
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<form method="POST" id="listingform">
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{{ table }}
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</form>""")
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return tpl.render(Context({"table" : table.render(request)}))
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def render(self, request, pageid=1, **kwargs):
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listing = ""
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page = None
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if not self.empty:
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page = self.paginator.getpage(pageid)
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if not page:
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listing = _("This folder contains no messages")
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else:
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listing = self.fetch(request, page.id_start, page.id_stop)
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elapsed = kwargs.has_key("start") and time.time() - kwargs["start"] or 0
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context = {
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"listing" : listing,
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"elapsed" : elapsed,
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"navbar" : self.render_navbar(page),
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"selection" : self.folder,
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"navparams" : self.navparams,
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"deflocation" : self.deflocation,
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"defcallback" : self.defcallback,
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"reset_wm_url" : self.reset_wm_url
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}
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for k, v in self.extravars.iteritems():
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context[k] = v
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return _render(request, self.tpl, context)
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class Email(object):
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def __init__(self, msg, mode="plain", links="0"):
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self.attached_map = {}
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contents = {"html" : "", "plain" : ""}
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self.headers = []
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self.attachments = []
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for part in msg.walk():
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if part.get_content_maintype() == 'multipart':
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continue
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if part.has_key("Content-Disposition"):
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if re.match("^attachment", part["Content-Disposition"]):
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self.attachments += [part]
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continue
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if part.get_content_type() == "text/calendar":
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contents["plain"] += part.get_payload(decode=True)
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continue
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if part.get_content_type() in ("text/html", "text/plain"):
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contents[part.get_content_subtype()] += part.get_payload(decode=True)
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if mode != "html" or links == "0":
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continue
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if part.get_content_maintype() == "application":
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self.attachments += [part]
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continue
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if part.get_content_maintype() == "image":
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m = re.match("<(.+)>", part["Content-ID"])
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cid = m is not None and m.group(1) or part["Content-ID"]
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if part.has_key("Content-Location"):
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fname = part["Content-Location"]
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if re.match("^http:", fname):
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path = fname
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else:
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path = self.__save_image(fname, part)
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elif part.has_key("Content-Disposition"):
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if not part["Content-Disposition"].startswith("inline"):
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continue
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params = part["Content-Disposition"].split(";")
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fname = None
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for p in params:
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lst = p.strip().split("=")
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if len(p) and p[0] == "filename":
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fname = p[1]
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break
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path = self.__save_image(fname is None and cid or fname, part)
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else:
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continue
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self.attached_map[cid] = path
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continue
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if not contents.has_key(mode) or contents[mode] == "":
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if mode == "html":
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mode = "plain"
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else:
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mode = "html"
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self.pre, self.body = \
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getattr(self, "viewmail_%s" % mode)(contents[mode], links=links)
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def __save_image(self, fname, part):
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from django.conf import settings
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if re.search("\.\.", fname):
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return None
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path = "/static/tmp/" + fname
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fp = open(settings.MODOBOA_DIR + path, "wb")
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fp.write(part.get_payload(decode=True))
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fp.close()
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return path
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def map_cid(self, url):
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import re
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m = re.match(".*cid:(.+)", url)
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if m:
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if self.attached_map.has_key(m.group(1)):
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return self.attached_map[m.group(1)]
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return url
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def render_headers(self, **kwargs):
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return render_to_string("common/mailheaders.html", {
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"headers" : self.headers,
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})
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def render(self, request):
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return _render(request, 'common/getmailcontent.html', {
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"body" : self.body, "pre" : self.pre
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})
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def viewmail_plain(self, content, **kwargs):
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body = decode(content)
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return (True, body)
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def viewmail_html(self, content, **kwargs):
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if content is None or content == "":
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return (False, "")
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links = kwargs.has_key("links") and kwargs["links"] or "0"
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html = lxml.html.fromstring(content)
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if links == "0":
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html.rewrite_links(lambda x: None)
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else:
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html.rewrite_links(self.map_cid)
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body = html.find("body")
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if body is None:
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body = lxml.html.tostring(html)
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else:
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body = lxml.html.tostring(body)
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body = re.sub("<(/?)body", lambda m: "<%sdiv" % m.group(1), body)
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body = Template(decode(body)).render(Context({}))
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return (False, body)
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def parse_search_parameters(request):
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if request.GET.has_key("pattern"):
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request.session["pattern"] = re.escape(request.GET["pattern"])
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if request.GET.has_key("criteria"):
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request.session["criteria"] = request.GET["criteria"]
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else:
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request.session["criteria"] = ["from_addr"]
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else:
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for p in ["pattern", "criteria"]:
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if p in request.session.keys():
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del request.session[p]
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