X-Git-Url: https://feistymeow.org/gitweb/?a=blobdiff_plain;f=huffware%2Fhuffotronic_eepaw_knowledge_v60.9%2Fviewscreen_blitter_v3.9.lsl;fp=huffware%2Fhuffotronic_eepaw_knowledge_v60.9%2Fviewscreen_blitter_v3.9.lsl;h=beed1fc70ba82dd45bdfa6fd57e93644c16ab915;hb=dc3a7c140ef0a059f3b405bac0cf22791cac0607;hp=0000000000000000000000000000000000000000;hpb=f2be7577716da4384c07946069b3b353ca15403a;p=feisty_meow.git diff --git a/huffware/huffotronic_eepaw_knowledge_v60.9/viewscreen_blitter_v3.9.lsl b/huffware/huffotronic_eepaw_knowledge_v60.9/viewscreen_blitter_v3.9.lsl new file mode 100755 index 00000000..beed1fc7 --- /dev/null +++ b/huffware/huffotronic_eepaw_knowledge_v60.9/viewscreen_blitter_v3.9.lsl @@ -0,0 +1,205 @@ + +// huffware script: viewscreen blitter, by fred huffhines. +// +// listens for web addresses to show and puts them on the screen of this prim. +// +// this script is licensed by the GPL v3 which is documented at: http://www.gnu.org/licenses/gpl.html +// do not use it in objects without fully realizing you are implicitly accepting that license. +// + +// important switches... + +integer IS_OPENSIM = TRUE; + // selects the major mode of operation for the viewscreen. + +integer DEBUGGING = TRUE; + // if this is set to true, more diagnostic info is printed than normal. + +// global constants... + +// API for the viewscreen blitter library... +////////////// +integer VIEWSCREEN_BLITTER_HUFFWARE_ID = 10027; + // unique ID for the viewscreen services. +string HUFFWARE_PARM_SEPARATOR = "{~~~}"; + // this pattern is an uncommon thing to see in text, so we use it to separate + // our commands in link messages. +string HUFFWARE_ITEM_SEPARATOR = "{|||}"; + // used to separate lists of items from each other when stored inside a parameter. + // this allows lists to be passed as single string parameters if needed. +integer REPLY_DISTANCE = 100008; // offset added to service's huffware id in reply IDs. +// +string SHOW_URL_COMMAND = "#shurl"; + // requests the viewscreen to show a particular URL as its texture. +string RESET_VIEWSCREEN_COMMAND = "#shrz"; + // resets the viewscreen script to the default state. +string SHOW_TEXTURE_COMMAND = "#shtex"; + // displays a texture on the prim. the first parameter is the texture key or name. +////////////// + +// configurable constants... + +handle_view_request(string command, string parms) +{ + if (command == SHOW_URL_COMMAND) { + // the parms is just the URL to display. + if (DEBUGGING) { + string to_show = "url is: "; + integer i; + for (i = 0; i < llStringLength(parms); i += 512) { + // show the string a chunk at a time or we will be censored by chat limits. + integer end = i + 511; + if (i >= llStringLength(parms) - 1) i = llStringLength(parms) - 1; + to_show += llGetSubString(parms, i, end); + llSay(0, to_show); + to_show = ""; + } + } + if (!IS_OPENSIM) { + // second life implementation... + llParcelMediaCommandList( [ PARCEL_MEDIA_COMMAND_STOP, + PARCEL_MEDIA_COMMAND_TYPE, "text/html", + PARCEL_MEDIA_COMMAND_URL, parms ] ); + // we separate out the looping player call since we can't rely on the new media + // setting being ready within the same media call. + llParcelMediaCommandList( [ PARCEL_MEDIA_COMMAND_PLAY, PARCEL_MEDIA_COMMAND_LOOP ] ); + } else { + // opensim implementation... + string extra_parms = ""; + //bgcolor:white,alpha:false,width:1024,height:768, + string url_texture_key = osSetDynamicTextureURL("", "image", parms, extra_parms, 5000); +//string url_texture_key =""; + +//llSay(0, "dyn texture is " + url_texture_key); + if (url_texture_key != "") { + llSetTexture(url_texture_key, ALL_SIDES); + } + } + } else if (command == RESET_VIEWSCREEN_COMMAND) { + llResetScript(); + } else if (command == SHOW_TEXTURE_COMMAND) { + llSetLinkTexture(LINK_THIS, parms, ALL_SIDES); + } +} + +////////////// +// from hufflets... + +////////////// +// huffware script: auto-retire, by fred huffhines, version 2.5. +// distributed under BSD-like license. +// !! keep in mind that this code must be *copied* into another +// !! script that you wish to add auto-retirement capability to. +// when a script has auto_retire in it, it can be dropped into an +// object and the most recent version of the script will destroy +// all older versions. +// +// the version numbers are embedded into the script names themselves. +// the notation for versions uses a letter 'v', followed by two numbers +// in the form "major.minor". +// major and minor versions are implicitly considered as a floating point +// number that increases with each newer version of the script. thus, +// "hazmap v0.1" might be the first script in the "hazmap" script continuum, +// and "hazmap v3.2" is a more recent version. +// +// example usage of the auto-retirement script: +// default { +// state_entry() { +// auto_retire(); // make sure newest addition is only version of script. +// } +// } +// this script is partly based on the self-upgrading scripts from markov brodsky +// and jippen faddoul. +////////////// +auto_retire() { + string self = llGetScriptName(); // the name of this script. + list split = compute_basename_and_version(self); + if (llGetListLength(split) != 2) return; // nothing to do for this script. + string basename = llList2String(split, 0); // script name with no version attached. + string version_string = llList2String(split, 1); // the version found. + integer posn; + // find any scripts that match the basename. they are variants of this script. + for (posn = llGetInventoryNumber(INVENTORY_SCRIPT) - 1; posn >= 0; posn--) { + string curr_script = llGetInventoryName(INVENTORY_SCRIPT, posn); + if ( (curr_script != self) && (llSubStringIndex(curr_script, basename) == 0) ) { + // found a basic match at least. + list inv_split = compute_basename_and_version(curr_script); + if (llGetListLength(inv_split) == 2) { + // see if this script is more ancient. + string inv_version_string = llList2String(inv_split, 1); // the version found. + // must make sure that the retiring script is completely the identical basename; + // just matching in the front doesn't make it a relative. + if ( (llList2String(inv_split, 0) == basename) + && ((float)inv_version_string < (float)version_string) ) { + // remove script with same name from inventory that has inferior version. + llRemoveInventory(curr_script); + } + } + } + } +} +// +// separates the base script name and version number. used by auto_retire. +list compute_basename_and_version(string to_chop_up) +{ + // minimum script name is 2 characters plus a version. + integer space_v_posn; + // find the last useful space and 'v' combo. + for (space_v_posn = llStringLength(to_chop_up) - 3; + (space_v_posn >= 2) && (llGetSubString(to_chop_up, space_v_posn, space_v_posn + 1) != " v"); + space_v_posn--) { + // look for space and v but do nothing else. + } + if (space_v_posn < 2) return []; // no space found. + // now we zoom through the stuff after our beloved v character and find any evil + // space characters, which are most likely from SL having found a duplicate item + // name and not so helpfully renamed it for us. + integer indy; + for (indy = llStringLength(to_chop_up) - 1; indy > space_v_posn; indy--) { + if (llGetSubString(to_chop_up, indy, indy) == " ") { + // found one; zap it. since we're going backwards we don't need to + // adjust the loop at all. + to_chop_up = llDeleteSubString(to_chop_up, indy, indy); + } + } + string full_suffix = llGetSubString(to_chop_up, space_v_posn, -1); + // ditch the space character for our numerical check. + string chop_suffix = llGetSubString(full_suffix, 1, llStringLength(full_suffix) - 1); + // strip out a 'v' if there is one. + if (llGetSubString(chop_suffix, 0, 0) == "v") + chop_suffix = llGetSubString(chop_suffix, 1, llStringLength(chop_suffix) - 1); + // if valid floating point number and greater than zero, that works for our version. + string basename = to_chop_up; // script name with no version attached. + if ((float)chop_suffix > 0.0) { + // this is a big success right here. + basename = llGetSubString(to_chop_up, 0, -llStringLength(full_suffix) - 1); + return [ basename, chop_suffix ]; + } + // seems like we found nothing useful. + return []; +} +// +////////////// + +// end hufflets. +////////////// + +default +{ + state_entry() { if (llSubStringIndex(llGetObjectName(), "huffotronic") < 0) state real_default; } + on_rez(integer parm) { state rerun; } +} +state rerun { state_entry() { state default; } } + +state real_default +{ + state_entry() { + auto_retire(); + llParcelMediaCommandList( [ PARCEL_MEDIA_COMMAND_STOP ] ); + } + + link_message(integer linknum, integer num, string cmd, key parms) { + if (num != VIEWSCREEN_BLITTER_HUFFWARE_ID) return; // not for us. + handle_view_request(cmd, parms); + } +}