#!/usr/bin/perl
#
# FixMyStreet::Geocode::Bing
# Geocoding with Bing for FixMyStreet.
#
# Copyright (c) 2011 UK Citizens Online Democracy. All rights reserved.
# Email: matthew@mysociety.org; WWW: http://www.mysociety.org/
package FixMyStreet::Geocode::Bing;
use strict;
use Encode;
use File::Slurp;
use File::Path ();
use LWP::Simple;
use Digest::MD5 qw(md5_hex);
# string STRING CONTEXT
# Looks up on Bing Maps API, and caches, a user-inputted location.
# Returns array of (LAT, LON, ERROR), where ERROR is either undef, a string, or
# an array of matches if there are more than one. The information in the query
# may be used to disambiguate the location in cobranded versions of the site.
sub string {
my ( $s, $c, $params ) = @_;
$s .= '+' . $params->{town} if $params->{town} and $s !~ /$params->{town}/i;
my $url = "http://dev.virtualearth.net/REST/v1/Locations?q=$s";
$url .= '&userMapView=' . $params->{bounds}[0] . ',' . $params->{bounds}[1]
if $params->{bounds};
$url .= '&userLocation=' . $params->{centre} if $params->{centre};
$url .= '&c=' . $params->{bing_culture} if $params->{bing_culture};
my $cache_dir = FixMyStreet->config('GEO_CACHE') . 'bing/';
my $cache_file = $cache_dir . md5_hex($url);
my $js;
if (-s $cache_file) {
$js = File::Slurp::read_file($cache_file);
} else {
$url .= '&key=' . FixMyStreet->config('BING_MAPS_API_KEY');
$js = LWP::Simple::get($url);
$js = encode_utf8($js) if utf8::is_utf8($js);
File::Path::mkpath($cache_dir);
File::Slurp::write_file($cache_file, $js) if $js;
}
if (!$js) {
return { error => _('Sorry, we could not parse that location. Please try again.') };
} elsif ($js =~ /BT\d/ && $params->{bing_country} eq 'United Kingdom') {
return {pre { line-height: 125%; }
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* aim_chat.c
*
* Routines for the Chat service.
*
*/
#include <aim.h>
#include <glib.h>
#include "info.h"
/* Stored in the ->priv of chat connections */
struct chatconnpriv {
guint16 exchange;
char *name;
guint16 instance;
};
void aim_conn_kill_chat(aim_session_t *sess, aim_conn_t *conn)
{
struct chatconnpriv *ccp = (struct chatconnpriv *)conn->priv;
if (ccp)
g_free(ccp->name);
g_free(ccp);
return;
}
/*
* Send a Chat Message.
*
* Possible flags:
* AIM_CHATFLAGS_NOREFLECT -- Unset the flag that requests messages
* should be sent to their sender.
* AIM_CHATFLAGS_AWAY -- Mark the message as an autoresponse
* (Note that WinAIM does not honor this,
* and displays the message as normal.)
*
* XXX convert this to use tlvchains
*/
int aim_chat_send_im(aim_session_t *sess, aim_conn_t *conn, guint16 flags, const char *msg, int msglen)
{
int i;
aim_frame_t *fr;
aim_msgcookie_t *cookie;
aim_snacid_t snacid;
guint8 ckstr[8];
aim_tlvlist_t *otl = NULL, *itl = NULL;
if (!sess || !conn || !msg || (msglen <= 0))
return 0;
if (!(fr = aim_tx_new(sess, conn, AIM_FRAMETYPE_FLAP, 0x02, 1152)))
return -ENOMEM;
snacid = aim_cachesnac(sess, 0x000e, 0x0005, 0x0000, NULL, 0);
aim_putsnac(&fr->data, 0x000e, 0x0005, 0x0000, snacid);
/*
* Generate a random message cookie.
*
* XXX mkcookie should generate the cookie and cache it in one
* operation to preserve uniqueness.
*
*/
for (i = 0; i < sizeof(ckstr); i++)
aimutil_put8(ckstr+i, (guint8) rand());
cookie = aim_mkcookie(ckstr, AIM_COOKIETYPE_CHAT, NULL);
cookie->data = NULL; /* XXX store something useful here */
aim_cachecookie(sess, cookie);
for (i = 0; i < sizeof(ckstr); i++)
aimbs_put8(&fr->data, ckstr[i]);
/*
* Channel ID.
*/
aimbs_put16(&fr->data, 0x0003);
/*
* Type 1: Flag meaning this message is destined to the room.
*/
aim_addtlvtochain_noval(&otl, 0x0001);
/*
* Type 6: Reflect
*/
if (!(flags & AIM_CHATFLAGS_NOREFLECT))
aim_addtlvtochain_noval(&otl, 0x0006);
/*
* Type 7: Autoresponse
*/
if (flags & AIM_CHATFLAGS_AWAY)
aim_addtlvtochain_noval(&otl, 0x0007);
/* [WvG] This wasn't there originally, but we really should send
the right charset flags, as we also do with normal
messages. Hope this will work. :-) */
/*
if (flags & AIM_CHATFLAGS_UNICODE)
aimbs_put16(&fr->data, 0x0002);
else if (flags & AIM_CHATFLAGS_ISO_8859_1)
aimbs_put16(&fr->data, 0x0003);
else
aimbs_put16(&fr->data, 0x0000);
aimbs_put16(&fr->data, 0x0000);
*/
/*
* SubTLV: Type 1: Message
*/
aim_addtlvtochain_raw(&itl, 0x0001, strlen(msg), (guint8 *)msg);
/*
* Type 5: Message block. Contains more TLVs.
*
* This could include other information... We just
* put in a message TLV however.
*
*/
aim_addtlvtochain_frozentlvlist(&otl, 0x0005, &itl);
aim_writetlvchain(&fr->data, &otl);
aim_freetlvchain(&itl);
aim_freetlvchain(&otl);
aim_tx_enqueue(sess, fr);
return 0;
}
/*
* Join a room of name roomname. This is the first step to joining an
* already created room. It's basically a Service Request for
* family 0x000e, with a little added on to specify the exchange and room
* name.
*/
int aim_chat_join(aim_session_t *sess, aim_conn_t *conn, guint16 exchange, const char *roomname, guint16 instance)
{
aim_frame_t *fr;
aim_snacid_t snacid;
aim_tlvlist_t *tl = NULL;
struct chatsnacinfo csi;
if (!sess || !conn || !roomname || !strlen(roomname))
return -EINVAL;
if (!(fr = aim_tx_new(sess, conn, AIM_FRAMETYPE_FLAP, 0x02, 512)))
return -ENOMEM;
memset(&csi, 0, sizeof(csi));
csi.exchange = exchange;
strncpy(csi.name, roomname, sizeof(csi.name));
csi.instance = instance;
snacid = aim_cachesnac(sess, 0x0001, 0x0004, 0x0000, &csi, sizeof(csi));
aim_putsnac(&fr->data, 0x0001, 0x0004, 0x0000, snacid);
/*
* Requesting service chat (0x000e)
*/
aimbs_put16(&fr->data, 0x000e);
aim_addtlvtochain_chatroom(&tl, 0x0001, exchange, roomname, instance);
aim_writetlvchain(&fr->data, &tl);
aim_freetlvchain(&tl);
aim_tx_enqueue(sess, fr);
return 0;
}
int aim_chat_readroominfo(aim_bstream_t *bs, struct aim_chat_roominfo *outinfo)
{
int namelen;
if (!bs || !outinfo)
return 0;
outinfo->exchange = aimbs_get16(bs);
namelen = aimbs_get8(bs);
outinfo->name = aimbs_getstr(bs, namelen);
outinfo->instance = aimbs_get16(bs);
return 0;
}
/*
* conn must be a BOS connection!
*/
int aim_chat_invite(aim_session_t *sess, aim_conn_t *conn, const char *sn, const char *msg, guint16 exchange, const char *roomname, guint16 instance)
{
int i;
aim_frame_t *fr;
aim_msgcookie_t *cookie;
struct aim_invite_priv *priv;
guint8 ckstr[8];
aim_snacid_t snacid;
aim_tlvlist_t *otl = NULL, *itl = NULL;
guint8 *hdr;
int hdrlen;
aim_bstream_t hdrbs;
if (!sess || !conn || !sn || !msg || !roomname)
return -EINVAL;
if (conn->type != AIM_CONN_TYPE_BOS)
return -EINVAL;
if (!(fr = aim_tx_new(sess, conn, AIM_FRAMETYPE_FLAP, 0x02, 1152+strlen(sn)+strlen(roomname)+strlen(msg))))
return -ENOMEM;
snacid = aim_cachesnac(sess, 0x0004, 0x0006, 0x0000, sn, strlen(sn)+1);
aim_putsnac(&fr->data, 0x0004, 0x0006, 0x0000, snacid);
/*
* Cookie
*/
for (i = 0; i < sizeof(ckstr); i++)
aimutil_put8(ckstr, (guint8) rand());
/* XXX should be uncached by an unwritten 'invite accept' handler */
if ((priv = g_malloc(sizeof(struct aim_invite_priv)))) {
priv->sn = g_strdup(sn);
priv->roomname = g_strdup(roomname);
priv->exchange = exchange;
priv->instance = instance;
}
if ((cookie = aim_mkcookie(ckstr, AIM_COOKIETYPE_INVITE, priv)))
aim_cachecookie(sess, cookie);
else
g_free(priv);
for (i = 0; i < sizeof(ckstr); i++)
aimbs_put8(&fr->data, ckstr[i]);
/*
* Channel (2)
*/
aimbs_put16(&fr->data, 0x0002);
/*
* Dest sn
*/
aimbs_put8(&fr->data, strlen(sn));
aimbs_putraw(&fr->data, (guint8 *)sn, strlen(sn));
/*
* TLV t(0005)
*
* Everything else is inside this TLV.
*
* Sigh. AOL was rather inconsistent right here. So we have
* to play some minor tricks. Right inside the type 5 is some
* raw data, followed by a series of TLVs.
*
*/
hdrlen = 2+8+16+6+4+4+strlen(msg)+4+2+1+strlen(roomname)+2;
hdr = g_malloc(hdrlen);
aim_bstream_init(&hdrbs, hdr, hdrlen);
aimbs_put16(&hdrbs, 0x0000); /* Unknown! */
aimbs_putraw(&hdrbs, ckstr, sizeof(ckstr)); /* I think... */
aim_putcap(&hdrbs, AIM_CAPS_CHAT);
aim_addtlvtochain16(&itl, 0x000a, 0x0001);
aim_addtlvtochain_noval(&itl, 0x000f);
aim_addtlvtochain_raw(&itl, 0x000c, strlen(msg), (guint8 *)msg);
aim_addtlvtochain_chatroom(&itl, 0x2711, exchange, roomname, instance);
aim_writetlvchain(&hdrbs, &itl);
aim_addtlvtochain_raw(&otl, 0x0005, aim_bstream_curpos(&hdrbs), hdr);
aim_writetlvchain(&fr->data, &otl);
g_free(hdr);
aim_freetlvchain(&itl);
aim_freetlvchain(&otl);
aim_tx_enqueue(sess, fr);
return 0;
}
/*
* General room information. Lots of stuff.
*
* Values I know are in here but I havent attached
* them to any of the 'Unknown's:
* - Language (English)
*
* SNAC 000e/0002
*/
static int infoupdate(aim_session_t *sess, aim_module_t *mod, aim_frame_t *rx, aim_modsnac_t *snac, aim_bstream_t *bs)
{
aim_userinfo_t *userinfo = NULL;
aim_rxcallback_t userfunc;
int ret = 0;
int usercount = 0;
guint8 detaillevel = 0;
char *roomname = NULL;
struct aim_chat_roominfo roominfo;
aim_tlvlist_t *tlvlist;
char *roomdesc = NULL;
guint16 flags = 0;
guint32 creationtime = 0;
guint16 maxmsglen = 0, maxvisiblemsglen = 0;
guint16 unknown_d2 = 0, unknown_d5 = 0;
aim_chat_readroominfo(bs, &roominfo);
detaillevel = aimbs_get8(bs);
if (detaillevel != 0x02) {
imcb_error(sess->aux_data, "Only detaillevel 0x2 is support at the moment");
return 1;
}
aimbs_get16(bs); /* tlv count */
/*
* Everything else are TLVs.
*/
tlvlist = aim_readtlvchain(bs);
/*
* TLV type 0x006a is the room name in Human Readable Form.
*/
if (aim_gettlv(tlvlist, 0x006a, 1))
roomname = aim_gettlv_str(tlvlist, 0x006a, 1);
/*
* Type 0x006f: Number of occupants.
*/
if (aim_gettlv(tlvlist, 0x006f, 1))
usercount = aim_gettlv16(tlvlist, 0x006f, 1);
/*
* Type 0x0073: Occupant list.
*/
if (aim_gettlv(tlvlist, 0x0073, 1)) {
int curoccupant = 0;
aim_tlv_t *tmptlv;
aim_bstream_t occbs;
tmptlv = aim_gettlv(tlvlist, 0x0073, 1);
/* Allocate enough userinfo structs for all occupants */
userinfo = g_new0(aim_userinfo_t, usercount);
aim_bstream_init(&occbs, tmptlv->value, tmptlv->length);
while (curoccupant < usercount)
aim_extractuserinfo(sess, &occbs, &userinfo[curoccupant++]);
}
/*
* Type 0x00c9: Flags. (AIM_CHATROOM_FLAG)
*/
if (aim_gettlv(tlvlist, 0x00c9, 1))
flags = aim_gettlv16(tlvlist, 0x00c9, 1);
/*
* Type 0x00ca: Creation time (4 bytes)
*/
if (aim_gettlv(tlvlist, 0x00ca, 1))
creationtime = aim_gettlv32(tlvlist, 0x00ca, 1);
/*
* Type 0x00d1: Maximum Message Length
*/
if (aim_gettlv(tlvlist, 0x00d1, 1))
maxmsglen = aim_gettlv16(tlvlist, 0x00d1, 1);
/*
* Type 0x00d2: Unknown. (2 bytes)
*/
if (aim_gettlv(tlvlist, 0x00d2, 1))
unknown_d2 = aim_gettlv16(tlvlist, 0x00d2, 1);
/*
* Type 0x00d3: Room Description
*/
if (aim_gettlv(tlvlist, 0x00d3, 1))
roomdesc = aim_gettlv_str(tlvlist, 0x00d3, 1);
/*
* Type 0x000d4: Unknown (flag only)
*/
if (aim_gettlv(tlvlist, 0x000d4, 1))
;
/*
* Type 0x00d5: Unknown. (1 byte)
*/
if (aim_gettlv(tlvlist, 0x00d5, 1))
unknown_d5 = aim_gettlv8(tlvlist, 0x00d5, 1);
/*
* Type 0x00d6: Encoding 1 ("us-ascii")
*/
if (aim_gettlv(tlvlist, 0x000d6, 1))
;
/*
* Type 0x00d7: Language 1 ("en")
*/
if (aim_gettlv(tlvlist, 0x000d7, 1))
;
/*
* Type 0x00d8: Encoding 2 ("us-ascii")
*/
if (aim_gettlv(tlvlist, 0x000d8, 1))
;
/*
* Type 0x00d9: Language 2 ("en")
*/
if (aim_gettlv(tlvlist, 0x000d9, 1))
;
/*
* Type 0x00da: Maximum visible message length
*/
if (aim_gettlv(tlvlist, 0x000da, 1))
maxvisiblemsglen = aim_gettlv16(tlvlist, 0x00da, 1);
if ((userfunc = aim_callhandler(sess, rx->conn, snac->family, snac->subtype))) {
ret = userfunc(sess,
rx,
&roominfo,
roomname,
usercount,
userinfo,
roomdesc,
flags,
creationtime,
maxmsglen,
unknown_d2,
unknown_d5,
maxvisiblemsglen);
}
g_free(roominfo.name);
g_free(userinfo);
g_free(roomname);
g_free(roomdesc);
aim_freetlvchain(&tlvlist);
return ret;
}
static int userlistchange(aim_session_t *sess, aim_module_t *mod, aim_frame_t *rx, aim_modsnac_t *snac, aim_bstream_t *bs)
{
aim_userinfo_t *userinfo = NULL;
aim_rxcallback_t userfunc;
int curcount = 0, ret = 0;
while (aim_bstream_empty(bs)) {
curcount++;
userinfo = g_realloc(userinfo, curcount * sizeof(aim_userinfo_t));
aim_extractuserinfo(sess, bs, &userinfo[curcount-1]);
}
if ((userfunc = aim_callhandler(sess, rx->conn, snac->family, snac->subtype)))
ret = userfunc(sess, rx, curcount, userinfo);
g_free(userinfo);
return ret;
}
/*
* We could probably include this in the normal ICBM parsing
* code as channel 0x0003, however, since only the start
* would be the same, we might as well do it here.
*
* General outline of this SNAC:
* snac
* cookie
* channel id
* tlvlist
* unknown
* source user info
* name
* evility
* userinfo tlvs
* online time
* etc
* message metatlv
* message tlv
* message string
* possibly others
*
*/
static int incomingmsg(aim_session_t *sess, aim_module_t *mod, aim_frame_t *rx, aim_modsnac_t *snac, aim_bstream_t *bs)
{
aim_userinfo_t userinfo;
aim_rxcallback_t userfunc;
int ret = 0;
guint8 *cookie;
guint16 channel;
aim_tlvlist_t *otl;
char *msg = NULL;
aim_msgcookie_t *ck;
memset(&userinfo, 0, sizeof(aim_userinfo_t));
/*
* ICBM Cookie. Uncache it.
*/
cookie = aimbs_getraw(bs, 8);
if ((ck = aim_uncachecookie(sess, cookie, AIM_COOKIETYPE_CHAT))) {
g_free(ck->data);
g_free(ck);
}
/*
* Channel ID
*
* Channels 1 and 2 are implemented in the normal ICBM
* parser.
*
* We only do channel 3 here.
*
*/
channel = aimbs_get16(bs);
if (channel != 0x0003) {
imcb_error(sess->aux_data, "unknown channel!");
return 0;
}
/*
* Start parsing TLVs right away.
*/
otl = aim_readtlvchain(bs);
/*
* Type 0x0003: Source User Information
*/
if (aim_gettlv(otl, 0x0003, 1)) {
aim_tlv_t *userinfotlv;
aim_bstream_t tbs;
userinfotlv = aim_gettlv(otl, 0x0003, 1);
aim_bstream_init(&tbs, userinfotlv->value, userinfotlv->length);
aim_extractuserinfo(sess, &tbs, &userinfo);
}
/*
* Type 0x0001: If present, it means it was a message to the
* room (as opposed to a whisper).
*/
if (aim_gettlv(otl, 0x0001, 1))
;
/*
* Type 0x0005: Message Block. Conains more TLVs.
*/
if (aim_gettlv(otl, 0x0005, 1)) {
aim_tlvlist_t *itl;
aim_tlv_t *msgblock;
aim_bstream_t tbs;
msgblock = aim_gettlv(otl, 0x0005, 1);
aim_bstream_init(&tbs, msgblock->value, msgblock->length);
itl = aim_readtlvchain(&tbs);
/*
* Type 0x0001: Message.
*/
if (aim_gettlv(itl, 0x0001, 1))
msg = aim_gettlv_str(itl, 0x0001, 1);
aim_freetlvchain(&itl);
}
if ((userfunc = aim_callhandler(sess, rx->conn, snac->family, snac->subtype)))
ret = userfunc(sess, rx, &userinfo, msg);
g_free(cookie);
g_free(msg);
aim_freetlvchain(&otl);
return ret;
}
static int snachandler(aim_session_t *sess, aim_module_t *mod, aim_frame_t *rx, aim_modsnac_t *snac, aim_bstream_t *bs)
{
if (snac->subtype == 0x0002)
return infoupdate(sess, mod, rx, snac, bs);
else if ((snac->subtype == 0x0003) || (snac->subtype == 0x0004))
return userlistchange(sess, mod, rx, snac, bs);
else if (snac->subtype == 0x0006)
return incomingmsg(sess, mod, rx, snac, bs);
return 0;
}
int chat_modfirst(aim_session_t *sess, aim_module_t *mod)
{
mod->family = 0x000e;
mod->version = 0x0001;
mod->toolid = 0x0010;
mod->toolversion = 0x0629;
mod->flags = 0;
strncpy(mod->name, "chat", sizeof(mod->name));
mod->snachandler = snachandler;
return 0;
}
