User:Allen Kerensky/Myriad Lite Preview 5/Equipment Server

= Myriad Lite Equipment Server =

Myriad_Lite_Equipment_Server-v0.0.1-201201024.lsl
// Myriad_Lite_Equipment_Server-v0.0.1-20120124.lsl // The Myriad RPG System was designed, written, and illustrated by Ashok Desai // Myriad RPG licensed under the Creative Commons Attribution 2.0 UK: England and Wales // http://creativecommons.org/licenses/by/2.0/uk/ // Myriad Lite software Copyright (c) 2011 by Allen Kerensky (OSG/SL) // Myriad Lite licensed under the // Creative Commons Attribution-Share Alike-Non-Commercial 3.0 Unported // http://creativecommons.org/licenses/by-nc-sa/3.0/

// CONSTANTS - DO NOT CHANGE DURING RUN string VERSION = "0.0.1"; // Allen Kerensky's script version string VERSIONDATE = "20120124"; // Allen Kerensky's script yyyymmdd integer CHAN_MYRIAD = -999; // regionwide channel for Myriad events string CARD = "Myriad_Lite_Equipment-v0.0.0-20120122.csv"; // notecard data table

// RUNTIME GLOBALS - CAN CHANGE DURING RUN integer HAND_MYRIAD; // llListenRemove handle for Myriad regional channel

list EQNAMES; // names of equipment loaded list EQTYPES; // types of equipment loaded, indexed by name order list EQCOSTS; // costs of equipment loaded, indexed by name order list EQINFOS; // info for equipment loaded, indexed by name order list EQRANGES; // range of item loaded, indexed by name order list EQDAMAGES; // damage of item loaded, indexed by name order list EQPERIODS; // time period of item loaded, indexed by name order list EQBONUSES; // bonus using item loaded, indexed by name order list EQRATINGS; // rating of item loaded, indexed, by name order list EQACTIVATIONS; // activation rule for item loaded, indexed by name order list EQEFFECTS; // special effects for item loaded, indexed by name order

integer LINE = 0; // reading line number key QUERY = NULL_KEY; // track notecard queries

// DEBUG - show debug messages DEBUG(string dmessage) { llOwnerSay("DEBUG: "+dmessage); }

// SETUP - begin SETUP { if ( HAND_MYRIAD != 0 ) llListenRemove(HAND_MYRIAD); // is there already a listener? clear it       HAND_MYRIAD = llListen(CHAN_MYRIAD,"",NULL_KEY,""); // start region channel listener DEBUG("Equipment Server "+VERSION+" "+VERSIONDATE+" loading Equipment. Please wait..."); // tell player we're waiting for data server QUERY = llGetNotecardLine(CARD,LINE++); // ask for line from notecard and advance to next line }

// RESET - reload RESET { llResetScript; // now reset }

LIST_EQUIPMENT(key id) { integer replyto = (integer)("0x"+llGetSubString((string)id,0,6)); // calculate requestor-specific chat channel to reply to   // we have to work around llRegionSay max string length 1023 characters integer items = llGetListLength(EQNAMES); // how many total items to send? integer count; // which item are we processing now? string out = "EQUIPMENT|"; // start an output list integer firstflag = TRUE; // is this first item in new list? while (count < items ) { // do we still have items in list to send? string name = llList2String(EQNAMES,count); // get the name of current item if ( llStringLength(out+","+name) <= 1016) { // is our output list under the string length limit? if ( firstflag == TRUE ) { // first item in list does not need a comma prefix out += name; // add this item as first in the output list firstflag = FALSE; // turn off first flag since next item won't be           } else { // not first item in list, prefix with comma out += ","+name; // add a comma and this boon to existing list }       } else { // output string > 1016 chars long llRegionSay(replyto,out); // send current output string out = "EQUIPMENT|"+name; // start a new one and add current item to that }       count++; // done putting this item in a list, set counter to next }      llRegionSay(replyto,out); // say last line of output }

GET_EQUIPMENT(key id,string msg) { integer replyto = (integer)("0x"+llGetSubString((string)id,0,6)); // calculate requestor-specific chat channel to reply to   list tokens = llParseString2List(msg,["|"],[]); // split msg into list around pipe symbols string equipment = llList2String(tokens,1); // the name of the item to get integer listpos = llListFindList(EQNAMES,[equipment]); // get the position of that item in the list string reply = "EQUIPMENT"; // start output item data NO PLURAL here - we're sending 1 boon if ( listpos != -1 ) { // was item name in the list? reply += "|NAME="+llList2String(EQNAMES,listpos); // add name field to output reply += "|TYPE="+llList2String(EQTYPES,listpos); // add type field to output reply += "|COST="+llList2String(EQCOSTS,listpos); // add cost field to output reply += "|INFO="+llList2String(EQINFOS,listpos); // add info field to output reply += "|RANGE="+llList2String(EQRANGES,listpos); // add range field to output reply += "|DAMAGE="+llList2String(EQDAMAGES,listpos); // add damage field to output reply += "|PERIOD="+llList2String(EQPERIODS,listpos); // add period field to output reply += "|BONUS="+llList2String(EQBONUSES,listpos); // add bonus field to output reply += "|RATING="+llList2String(EQRATINGS,listpos); // add rating field to output reply += "|ACTIVATION="+llList2String(EQACTIVATIONS,listpos); // add activation rule field to output reply += "|EFFECTS="+llList2String(EQEFFECTS,listpos); // add effect field to output llRegionSay(replyto,reply); // send it to requestor FIXME what if output greater than 1016 chars? } else { llRegionSay(replyto,"EFFECTS|ERROR=Requested equipment ("+equipment+") not found"); // item requested does not exist, return an error } }

SET_EQUIPMENT { // FIXME - do we need this? }

// DEFAULT STATE default {

// STATE ENTRY - called on Reset state_entry { SETUP; // show credits and start notecard data load }

// on_rez - when rezzed to ground or from inventory as attachment during login on_rez(integer params) { params = 0; // LSLINT RESET; // force to go through state entry }

// attach - when attached or detached from inventory or during login attach(key id) { id = NULL_KEY; // LSLINT RESET; // force to go through state entry }

// dataserver called for each line of notecard requested dataserver(key queryid,string data) { if ( queryid == QUERY ) { // dataserver gave us line we asked for? if ( data != EOF ) { // we're not at end of notecard file? if ( llGetSubString(data,0,0) == "#" ) { // does this line start with comment mark? QUERY = llGetNotecardLine(CARD,LINE++); // ignore comment and ask for the next line return; // return early since we skipping comments }               // Parse non-comment lines in keyword = value[,value,...] format list fields = llParseString2List(data,[","],[]); // break line of text into = delimited fields integer n = llGetListLength(fields); // how many fields in this entry? integer i; // temporary counter // NOTE: this mess is because items have some constant fields (name, type, cost, info) and optional fields by item type // so we create an entire empty entry, then populate it attribute by attribute from whatever we load // then we save it to the in-memory lists which are indexed by name // ugly - but it avoids multiple equipment servers, one per type string name = ""; // initialize temp item name string type = ""; // initialize temp item type string range = ""; // initialize temp item range string damage = ""; // initialize temp item damage integer cost = 0; // initialize temp item cost string info = ""; // initialize temp item info string period = ""; // initialize temp item period string bonus = ""; // initialize tem item bonus string rating = ""; // initialize temp item rating string activation = ""; // initialize temp item activations string effects = ""; // initialize temp item effects for (i=0; i<n; i++ ) { // count through teach field string attribvalpair = llStringTrim(llList2String(fields,i),STRING_TRIM); // field zero is the "command" string attrib = llStringTrim(llList2String(llParseString2List(attribvalpair,["="],[]),0),STRING_TRIM); // attribute name string value = llStringTrim(llList2String(llParseString2List(attribvalpair,["="],[]),1),STRING_TRIM); // value of attribute if ( attrib == "NAME" ) name = value; // if its a name, save value to temp name if ( attrib == "TYPE" ) type = value; // if its a type, save value to temp type if ( attrib == "COST" ) cost = (integer)value; // if its a cost, save value to type cost if ( attrib == "INFO" ) info = value; // if its an info, save value to temp info if ( attrib == "RANGE" ) range = value; // if its a range, save value to temp range if ( attrib == "DAMAGE" ) damage = value; // if its a damage, save value to temp damage if ( attrib == "PERIOD" ) period = value; // if its a period, save value to temp period if ( attrib == "BONUS" ) bonus = value; // if its a bonus, save value to temp bonus if ( attrib == "RATING" ) rating = value; // if its a rating, save value to temp rating if ( attrib == "ACTIVATION" ) activation = value; // if its an activation rule, save value to temp activation if ( attrib == "EFFECTS" ) effects = value; // if its a special effect ability list, save value to temp effects }               // save values to memory lists EQNAMES = EQNAMES + [name]; // add name to end of names list EQTYPES = EQTYPES + [type]; // add type to end of types list EQCOSTS = EQCOSTS + [cost]; // add cost to end of costs list EQINFOS = EQINFOS + [info]; // add info to end of infos list EQRANGES = EQRANGES + [range]; // add range to end of ranges list EQDAMAGES = EQDAMAGES + [damage]; // add damage to end of damages list EQPERIODS = EQPERIODS + [period]; // add period to end of periods list EQBONUSES = EQBONUSES + [bonus]; // add bonus to end of the bonuses list EQRATINGS = EQRATINGS + [rating]; // add rating to end of the ratings list EQACTIVATIONS = EQACTIVATIONS + [activation]; // add activation to end of the activations list EQEFFECTS = EQEFFECTS + [effects]; // add effects to end of effects list QUERY = llGetNotecardLine(CARD,LINE++); // finished with known keywords, get next line } else { // end of notecard DEBUG("Equipment Loaded. Equipment server ready. Free Memory: "+(string)llGetFreeMemory); } // end if data not equal eof } // end if query id equal } // end if data server event listen(integer channel,string name,key id,string msg) { channel = 0; // LSLINT name = ""; // LSLINT list tokens = llParseString2List(msg,["|"],[ ]); // split msg into list around pipe symbols string command = llList2String(tokens,0); // first field is some sort of command if ( command == "LIST_EQUIPMENT" ) { // is this a list all boon names request LIST_EQUIPMENT(id); // call it           return; // return early instead of processing more }       if ( command == "GET_EQUIPMENT" ) { // GET_EQUIPMENT|string equipmentname GET_EQUIPMENT(id,msg); // call it           return; // return early instead of processing more }       if ( command == "SET_EQUIPMENT" ) { // is this a set equipment request SET_EQUIPMENT; // call it           return; // return early in case we add more later }   } } // end default state