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MONITOR.txt (4309B)
1 MONITOR - Protocol for notification of when clients become online/offline 2 Lee Hardy <lee -at- leeh.co.uk> 3 $Id: monitor.txt 23973 2007-06-30 22:28:55Z jilles $ 4 ------------------------------------------------------------------------- 5 6 Currently, ISON requests by clients use a large amount of bandwidth. It is 7 expected that it is more efficient for this to be done by the server at the 8 expense of cpu cycles. The WATCH implementation that was designed to counter 9 this is (in my opinion) severely flawed. This protocol was designed to 10 provide a cleaner implementation. 11 12 The command used throughout this specification is "MONITOR". 13 14 Each use of the MONITOR command takes a special modifier, indicating 15 the operation being performed. The client MUST NOT attempt to specify 16 more than one modifier. Only one special modifier may be used per MONITOR 17 command. 18 19 Thus it is impossible to combine additions to the list with removals from 20 the list -- these MUST be done with two seperate commands. 21 22 A client MUST NOT issue the MONITOR command more than once per second. 23 Any attempts to do so will generate an error. 24 25 In commands and numerics where multiple nicknames may occur, the length of 26 the nickname list is limited only by the buffer size of 512 chars, as 27 defined in RFC1459. 28 29 Support of this specification is indicated by the MONITOR token in 30 RPL_ISUPPORT (005). This token takes an optional parameter, of the maximum 31 amount of nicknames a client may have in their monitor list. If no 32 parameter is specified, there is no limit. A typical token would be: 33 MONITOR=100 34 35 MONITOR + nick[,nick2]* 36 ----------------------- 37 Adds the given list of nicknames to the list of nicknames being monitored. 38 39 If any of the nicknames being added are online, the server will generate 40 RPL_MONONLINE numerics listing those nicknames that are online. 41 42 If any of the nicknames being added are offline, the server will generate 43 RPL_MONOFFLINE numerics listing those nicknames that are offline. 44 45 MONITOR - nick[,nick2]* 46 ----------------------- 47 Removes the given list of nicknames from the list of nicknames being 48 monitored. No output will be returned for use of this command. 49 50 MONITOR C 51 --------- 52 Clears the list of nicknames being monitored. No output will be returned 53 for use of this command. 54 55 MONITOR L 56 --------- 57 Outputs the current list of nicknames being monitored. All output will use 58 RPL_MONLIST, and the output will be terminated with RPL_ENDOFMONLIST 59 60 MONITOR S 61 --------- 62 Outputs for each nickname in the list being monitored, whether the client is 63 online or offline. All nicks that are online will be sent using 64 RPL_MONONLINE, all nicks that are offline will be sent using RPL_MONOFFLINE. 65 The list will be terminated with RPL_ENDOFMONLIST. 66 67 68 Numeric replies 69 --------------- 70 71 730 - RPL_MONONLINE 72 ------------------- 73 :<server> 730 <nick> :nick!user@host[,nick!user@host]* 74 75 This numeric is used to indicate to a client that either a nickname has just 76 become online, or that a nickname they have added to their monitor list is 77 online. 78 79 The server may send "*" instead of the target nick (<nick>). (This makes it 80 possible to send the exact same message to all clients monitoring a certain 81 nick.) 82 83 731 - RPL_MONOFFLINE 84 -------------------- 85 :<server> 731 <nick> :nick[,nick1]* 86 87 This numeric is used to indicate to a client that either a nickname has just 88 left the irc network, or that a nickname they have added to their monitor 89 list is offline. 90 91 The argument is a chained list of nicknames that are offline. 92 93 As with 730 the server may send "*" instead of the target nick. 94 95 732 - RPL_MONLIST 96 ----------------- 97 :<server> 732 <nick> :nick[,nick1]* 98 99 This numeric is used to indicate to a client the list of nicknames they have 100 in their monitor list. 101 102 733 - RPL_ENDOFMONLIST 103 ------------------------ 104 :<server> 733 <nick> :End of MONITOR list 105 106 This numeric is used to indicate to a client the end of a monitor list. 107 108 734 - ERR_MONLISTFULL 109 --------------------- 110 :<server> 734 <nick> <limit> <nicks> :Monitor list is full. 111 112 This numeric is used to indicate to a client that their monitor list is 113 full, so the command failed. The <limit> parameter is the maximum number of 114 nicknames a client may have in their list, the <nicks> parameter is the list 115 of nicknames, as the client sent them, that cannot be added. 116 117