]> www.wagner.pp.ru Git - oss/ljdump.git/blobdiff - ljdump.py
prompt for username and password if no config file
[oss/ljdump.git] / ljdump.py
index 3a2aa6367c2fbd51b3bdb0fe85c09b330aa1d9fc..a6d7db39ec0bc166639d87b8324ccc393332e9b7 100755 (executable)
--- a/ljdump.py
+++ b/ljdump.py
@@ -1,12 +1,70 @@
-import codecs, md5, os, pprint, sys, xml.dom.minidom, xmlrpclib
+#!/usr/bin/python
+#
+# ljdump.py - livejournal archiver
+# Greg Hewgill <greg@hewgill.com> http://hewgill.com
+# Version 1.3.2
+#
+# LICENSE
+#
+# This software is provided 'as-is', without any express or implied
+# warranty.  In no event will the author be held liable for any damages
+# arising from the use of this software.
+#
+# Permission is granted to anyone to use this software for any purpose,
+# including commercial applications, and to alter it and redistribute it
+# freely, subject to the following restrictions:
+#
+# 1. The origin of this software must not be misrepresented; you must not
+#    claim that you wrote the original software. If you use this software
+#    in a product, an acknowledgment in the product documentation would be
+#    appreciated but is not required.
+# 2. Altered source versions must be plainly marked as such, and must not be
+#    misrepresented as being the original software.
+# 3. This notice may not be removed or altered from any source distribution.
+#
+# Copyright (c) 2005-2009 Greg Hewgill
+
+import codecs, md5, os, pickle, pprint, re, shutil, sys, urllib2, xml.dom.minidom, xmlrpclib
 from xml.sax import saxutils
 
-def dochallenge(params, password):
+MimeExtensions = {
+    "image/gif": ".gif",
+    "image/jpeg": ".jpg",
+    "image/png": ".png",
+}
+
+def calcchallenge(challenge, password):
+    return md5.new(challenge+md5.new(password).hexdigest()).hexdigest()
+
+def flatresponse(response):
+    r = {}
+    while True:
+        name = response.readline()
+        if len(name) == 0:
+            break
+        if name[-1] == '\n':
+            name = name[:len(name)-1]
+        value = response.readline()
+        if value[-1] == '\n':
+            value = value[:len(value)-1]
+        r[name] = value
+    return r
+
+def getljsession(server, username, password):
+    r = urllib2.urlopen(server+"/interface/flat", "mode=getchallenge")
+    response = flatresponse(r)
+    r.close()
+    r = urllib2.urlopen(server+"/interface/flat", "mode=sessiongenerate&user=%s&auth_method=challenge&auth_challenge=%s&auth_response=%s" % (username, response['challenge'], calcchallenge(response['challenge'], password)))
+    response = flatresponse(r)
+    r.close()
+    return response['ljsession']
+
+def dochallenge(server, params, password):
     challenge = server.LJ.XMLRPC.getchallenge()
     params.update({
         'auth_method': "challenge",
         'auth_challenge': challenge['challenge'],
-        'auth_response': md5.new(challenge['challenge']+md5.new(password).hexdigest()).hexdigest()
+        'auth_response': calcchallenge(challenge['challenge'], password)
     })
     return params
 
@@ -26,54 +84,257 @@ def writedump(fn, event):
     dumpelement(f, "event", event)
     f.close()
 
-config = xml.dom.minidom.parse("ljdump.config")
-Username = config.documentElement.getElementsByTagName("username")[0].childNodes[0].data
-Password = config.documentElement.getElementsByTagName("password")[0].childNodes[0].data
+def writelast(username, lastsync, lastmaxid):
+    f = open("%s/.last" % username, "w")
+    f.write("%s\n" % lastsync)
+    f.write("%s\n" % lastmaxid)
+    f.close()
+
+def createxml(doc, name, map):
+    e = doc.createElement(name)
+    for k in map.keys():
+        me = doc.createElement(k)
+        me.appendChild(doc.createTextNode(map[k]))
+        e.appendChild(me)
+    return e
+
+def gettext(e):
+    if len(e) == 0:
+        return ""
+    return e[0].firstChild.nodeValue
 
-print "Fetching journal entries for: %s" % Username
-try:
-    os.mkdir(Username)
-    print "Created subdirectory: %s" % Username
-except:
-    pass
+def ljdump(Server, Username, Password):
+    m = re.search("(.*)/interface/xmlrpc", Server)
+    if m:
+        Server = m.group(1)
 
-server = xmlrpclib.ServerProxy("http://livejournal.com/interface/xmlrpc")
+    print "Fetching journal entries for: %s" % Username
+    try:
+        os.mkdir(Username)
+        print "Created subdirectory: %s" % Username
+    except:
+        pass
 
-total = 0
-fetched = 0
-errors = 0
+    ljsession = getljsession(Server, Username, Password)
 
-last = ""
-while True:
-    r = server.LJ.XMLRPC.syncitems(dochallenge({
+    server = xmlrpclib.ServerProxy(Server+"/interface/xmlrpc")
+
+    newentries = 0
+    newcomments = 0
+    errors = 0
+
+    lastsync = ""
+    lastmaxid = 0
+    try:
+        f = open("%s/.last" % Username, "r")
+        lastsync = f.readline()
+        if lastsync[-1] == '\n':
+            lastsync = lastsync[:len(lastsync)-1]
+        lastmaxid = f.readline()
+        if len(lastmaxid) > 0 and lastmaxid[-1] == '\n':
+            lastmaxid = lastmaxid[:len(lastmaxid)-1]
+        if lastmaxid == "":
+            lastmaxid = 0
+        else:
+            lastmaxid = int(lastmaxid)
+        f.close()
+    except:
+        pass
+    origlastsync = lastsync
+
+    r = server.LJ.XMLRPC.login(dochallenge(server, {
         'username': Username,
         'ver': 1,
-        'lastsync': last,
+        'getpickws': 1,
+        'getpickwurls': 1,
     }, Password))
-    #pprint.pprint(r)
-    if len(r['syncitems']) == 0:
-        break
-    for item in r['syncitems']:
-        if item['item'][0] == 'L':
-            fn = "%s/%s" % (Username, item['item'])
-            if not os.access(fn, os.F_OK):
-                print "Fetching journal entry %s" % item['item']
+    userpics = dict(zip(map(str, r['pickws']), r['pickwurls']))
+    userpics['*'] = r['defaultpicurl']
+
+    while True:
+        r = server.LJ.XMLRPC.syncitems(dochallenge(server, {
+            'username': Username,
+            'ver': 1,
+            'lastsync': lastsync,
+        }, Password))
+        #pprint.pprint(r)
+        if len(r['syncitems']) == 0:
+            break
+        for item in r['syncitems']:
+            if item['item'][0] == 'L':
+                print "Fetching journal entry %s (%s)" % (item['item'], item['action'])
                 try:
-                    e = server.LJ.XMLRPC.getevents(dochallenge({
+                    e = server.LJ.XMLRPC.getevents(dochallenge(server, {
                         'username': Username,
                         'ver': 1,
                         'selecttype': "one",
                         'itemid': item['item'][2:],
                     }, Password))
-                    writedump(fn, e['events'][0])
-                    fetched += 1
+                    if e['events']:
+                        writedump("%s/%s" % (Username, item['item']), e['events'][0])
+                        newentries += 1
+                    else:
+                        print "Unexpected empty item: %s" % item['item']
+                        errors += 1
                 except xmlrpclib.Fault, x:
                     print "Error getting item: %s" % item['item']
                     pprint.pprint(x)
                     errors += 1
-        last = item['time']
-        total += 1
-print "%d total entries" % total
-print "%d fetched entries" % fetched
-if errors > 0:
-    print "%d errors" % errors
+            lastsync = item['time']
+            writelast(Username, lastsync, lastmaxid)
+
+    # The following code doesn't work because the server rejects our repeated calls.
+    # http://www.livejournal.com/doc/server/ljp.csp.xml-rpc.getevents.html
+    # contains the statement "You should use the syncitems selecttype in
+    # conjuntions [sic] with the syncitems protocol mode", but provides
+    # no other explanation about how these two function calls should
+    # interact. Therefore we just do the above slow one-at-a-time method.
+
+    #while True:
+    #    r = server.LJ.XMLRPC.getevents(dochallenge(server, {
+    #        'username': Username,
+    #        'ver': 1,
+    #        'selecttype': "syncitems",
+    #        'lastsync': lastsync,
+    #    }, Password))
+    #    pprint.pprint(r)
+    #    if len(r['events']) == 0:
+    #        break
+    #    for item in r['events']:
+    #        writedump("%s/L-%d" % (Username, item['itemid']), item)
+    #        newentries += 1
+    #        lastsync = item['eventtime']
+
+    print "Fetching journal comments for: %s" % Username
+
+    try:
+        f = open("%s/comment.meta" % Username)
+        metacache = pickle.load(f)
+        f.close()
+    except:
+        metacache = {}
+
+    try:
+        f = open("%s/user.map" % Username)
+        usermap = pickle.load(f)
+        f.close()
+    except:
+        usermap = {}
+
+    maxid = lastmaxid
+    while True:
+        r = urllib2.urlopen(urllib2.Request(Server+"/export_comments.bml?get=comment_meta&startid=%d" % (maxid+1), headers = {'Cookie': "ljsession="+ljsession}))
+        meta = xml.dom.minidom.parse(r)
+        r.close()
+        for c in meta.getElementsByTagName("comment"):
+            id = int(c.getAttribute("id"))
+            metacache[id] = {
+                'posterid': c.getAttribute("posterid"),
+                'state': c.getAttribute("state"),
+            }
+            if id > maxid:
+                maxid = id
+        for u in meta.getElementsByTagName("usermap"):
+            usermap[u.getAttribute("id")] = u.getAttribute("user")
+        if maxid >= int(meta.getElementsByTagName("maxid")[0].firstChild.nodeValue):
+            break
+
+    f = open("%s/comment.meta" % Username, "w")
+    pickle.dump(metacache, f)
+    f.close()
+
+    f = open("%s/user.map" % Username, "w")
+    pickle.dump(usermap, f)
+    f.close()
+
+    print "Fetching userpics for: %s" % Username
+    f = open("%s/userpics.xml" % Username, "w")
+    print >>f, """<?xml version="1.0"?>"""
+    print >>f, "<userpics>"
+    for p in userpics:
+        print >>f, """<userpic keyword="%s" url="%s" />""" % (p, userpics[p])
+        pic = urllib2.urlopen(userpics[p])
+        ext = MimeExtensions.get(pic.info()["Content-Type"], "")
+        picfn = re.sub(r"[\/]", "_", p)
+        try:
+            picfn = codecs.utf_8_decode(picfn)[0]
+            picf = open("%s/%s%s" % (Username, picfn, ext), "wb")
+        except:
+            # for installations where the above utf_8_decode doesn't work
+            picfn = "".join([ord(x) < 128 and x or "?" for x in picfn])
+            picf = open("%s/%s%s" % (Username, picfn, ext), "wb")
+        shutil.copyfileobj(pic, picf)
+        pic.close()
+        picf.close()
+    print >>f, "</userpics>"
+    f.close()
+
+    newmaxid = maxid
+    maxid = lastmaxid
+    while True:
+        r = urllib2.urlopen(urllib2.Request(Server+"/export_comments.bml?get=comment_body&startid=%d" % (maxid+1), headers = {'Cookie': "ljsession="+ljsession}))
+        meta = xml.dom.minidom.parse(r)
+        r.close()
+        for c in meta.getElementsByTagName("comment"):
+            id = int(c.getAttribute("id"))
+            jitemid = c.getAttribute("jitemid")
+            comment = {
+                'id': str(id),
+                'parentid': c.getAttribute("parentid"),
+                'subject': gettext(c.getElementsByTagName("subject")),
+                'date': gettext(c.getElementsByTagName("date")),
+                'body': gettext(c.getElementsByTagName("body")),
+                'state': metacache[id]['state'],
+            }
+            if usermap.has_key(c.getAttribute("posterid")):
+                comment["user"] = usermap[c.getAttribute("posterid")]
+            try:
+                entry = xml.dom.minidom.parse("%s/C-%s" % (Username, jitemid))
+            except:
+                entry = xml.dom.minidom.getDOMImplementation().createDocument(None, "comments", None)
+            found = False
+            for d in entry.getElementsByTagName("comment"):
+                if int(d.getElementsByTagName("id")[0].firstChild.nodeValue) == id:
+                    found = True
+                    break
+            if found:
+                print "Warning: downloaded duplicate comment id %d in jitemid %s" % (id, jitemid)
+            else:
+                entry.documentElement.appendChild(createxml(entry, "comment", comment))
+                f = codecs.open("%s/C-%s" % (Username, jitemid), "w", "UTF-8")
+                entry.writexml(f)
+                f.close()
+                newcomments += 1
+            if id > maxid:
+                maxid = id
+        if maxid >= newmaxid:
+            break
+
+    lastmaxid = maxid
+
+    writelast(Username, lastsync, lastmaxid)
+
+    if origlastsync:
+        print "%d new entries, %d new comments (since %s)" % (newentries, newcomments, origlastsync)
+    else:
+        print "%d new entries, %d new comments" % (newentries, newcomments)
+    if errors > 0:
+        print "%d errors" % errors
+
+if __name__ == "__main__":
+    if os.access("ljdump.config", os.F_OK):
+        config = xml.dom.minidom.parse("ljdump.config")
+        server = config.documentElement.getElementsByTagName("server")[0].childNodes[0].data
+        username = config.documentElement.getElementsByTagName("username")[0].childNodes[0].data
+        password = config.documentElement.getElementsByTagName("password")[0].childNodes[0].data
+    else:
+        from getpass import getpass
+        print "ljdump - livejournal archiver"
+        print
+        print "Enter your Livejournal username and password."
+        print
+        server = "http://livejournal.com"
+        username = raw_input("Username: ")
+        password = getpass("Password: ")
+        print
+    ljdump(server, username, password)