1 |
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2 -- OUT OF BAND DATA |
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3 |
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4 -- we can do more - use external command to put file on server, |
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5 -- read it's output for link, and then send that link. |
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6 -- that will be much more convenient. |
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7 function oob_send_link ( conn, to, url, desc ) |
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8 if desc then |
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9 desc = { desc } |
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10 end |
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11 conn:send ( |
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12 lm.message.create { mtype = 'iq-set', to = to, |
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13 query = { xmlns = 'jabber:iq:oob', |
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14 url = { url }, |
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15 desc = desc, |
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16 }, |
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17 }, |
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18 function ( conn, mess ) |
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19 local mtype, smtype = mess:type () |
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20 if smtype == 'result' then |
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21 main.print_info ( to, 'Url is successfully downloaded' ) |
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22 elseif smtype == 'error' then |
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23 main.print_info ( to, 'Url is not accepted: ' .. mess:child( 'error' ):children():name () ) |
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24 else |
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25 print ( 'Weird response to oob url: ' .. mess:xml () ) |
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26 return false |
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27 end |
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28 return true |
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29 end ) |
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30 end |
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31 |
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32 oob_incoming_iq_handler = lm.message_handler.new ( |
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33 function ( conn, mess ) |
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34 local mtype, smtype = mess:type () |
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35 if smtype == 'set' then |
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36 local query = mess:child ( 'query' ) |
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37 if query and query:attribute ( 'xmlns' ) == 'jabber:iq:oob' then |
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38 local url = query:child( 'url' ):value () |
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39 local desc = query:child( 'desc' ) |
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40 if desc then |
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41 desc = ('(%s)'):format ( desc:value () ) |
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42 else |
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43 desc = '' |
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44 end |
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45 main.print_info ( mess:attribute ( 'from' ), ('Buddy wants you to download url: %s %s'):format ( url, desc ) ) |
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46 |
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47 -- FIXME: in fact, we need to register file and after downloading (or rejecting) should send a notification to sender, |
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48 -- but first we need to develop common file infrastructure (as with forms, though even that still needs redesign) |
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49 -- however, to be nice (in hope, that others also would be nice to us :), we'll send reply right now. |
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50 -- this saves memory and resources for pending handlers on the other side. |
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51 conn:send ( lm.message.create { mtype = 'iq-result', to = mess:attribute ( 'from' ), id = mess:attribute ( 'id' ) } ) |
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52 |
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53 return true |
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54 end |
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55 end |
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56 return false |
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57 end ) |
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58 oob_incoming_message_handler = lm.message_handler.new ( |
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59 function ( conn, mess ) |
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60 local x = mess:child ( 'x' ) |
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61 if x and x:attribute ( 'xmlns' ) == 'jabber:x:oob' then |
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62 local url = x:child( 'url' ):value () |
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63 local desc = x:child( 'desc' ) |
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64 if desc then |
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65 desc = ('(%s)'):format ( desc:value () ) |
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66 else |
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67 desc = '' |
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68 end |
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69 main.print_info ( mess:attribute ( 'from' ), ('Attached url: %s %s'):format ( url, desc ) ) |
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70 end |
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71 return false |
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72 end ) |
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73 |
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74 main.command ( 'oob', |
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75 function ( args ) |
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76 local who |
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77 if args.t then |
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78 who = args.t |
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79 else |
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80 who = main.full_jid () |
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81 end |
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82 oob_send_link ( lm.connection.bless ( main.connection () ), who, args[1], args[2] ) |
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83 end, true ) |
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84 |
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85 oob_handler_registered = false |
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86 |
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87 hooks_d['hook-post-connect'].xep0066 = |
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88 function ( args ) |
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89 local conn = lm.connection.bless ( main.connection () ) |
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90 conn:handler ( oob_incoming_iq_handler, 'iq', 'normal' ) |
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91 conn:handler ( oob_incoming_message_handler, 'message', 'normal' ) |
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92 conn:handler ( oob_incoming_message_handler, 'presence', 'normal' ) |
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93 oob_handler_registered = true |
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94 hooks_d['hook-post-connect'].xep0066 = nil |
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95 hooks_d['hook-quit'].xep0066 = |
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96 function ( args ) |
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97 if oob_handler_registered then |
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98 local conn = lm.connection.bless ( main.connection () ) |
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99 conn:handler ( oob_incoming_iq_handler, 'iq' ) |
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100 conn:handler ( oob_incoming_message_handler, 'message' ) |
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101 conn:handler ( oob_incoming_message_handler, 'presence' ) |
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102 end |
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103 end |
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104 end |
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105 |
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106 main.add_feature ( 'jabber:iq:oob' ) |
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107 main.add_feature ( 'jabber:x:oob' ) |
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108 |
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109 -- vim: se ts=4: -- |
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