94 lines
2.7 KiB
JavaScript
94 lines
2.7 KiB
JavaScript
/**
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* ANSItex definitions
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*/
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var ACTION_RELOAD =1; /* Reload the current frame */
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var ACTION_GOTO =2; /* Goto a specific frame */
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var ACTION_BACKUP =3; /* Goto previous frame */
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var ACTION_NEXT =4; /* Goto next frame */
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var ACTION_TERMINATE =5; /* Terminate the session */
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var ACTION_SUBMITRF =6; /* Submit form contents */
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var ACTION_STAR =7; /* Star command entry */
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var MODE_BL =1; /* Typing * command on baseline */
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var FRAME_LENGTH =22; /* Length of a frame */
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var FRAME_WIDTH =80; /* Width of a frame */
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var FRAME_HEADER =56; /* Size of page owner (length) */
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var FRAME_PAGENUM =12; /* Size of page number (length with a-z) */
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var FRAME_COST = 9; /* Size of cost (length without unit) */
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var FRAME_COSTUNIT ='c'; /* Unit of cost */
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var FRAME_TYPE_INFO ='i';
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var FRAME_TYPE_TERMINATE ='t';
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var FRAME_TYPE_EXTERNAL ='x';
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var FRAME_TYPE_RESPONSE ='r';
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var FRAME_TYPE_LOGIN ='l';
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var ERR_NOT_IMPLEMENTED ='\1RNOT IMPLEMENTED YET?';
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var ERR_ROUTE ='\1n\1h\1WMISTAKE? \1GTRY AGAIN OR TELL US ON *08';
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var NO_HISTORY_FRAMES =['98b'];
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// Our frame object
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function Frame() {
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this.version=1;
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this.frame=null;
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this.index=null;
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this.owner=''; // @todo
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this.cost=0; // @todo
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this.content='';
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this.isPublic=false; // @todo
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this.isAccessible=false; // @todo
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this.type = FRAME_TYPE_INFO;
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this.key=[ null,null,null,null,null,null,null,null,null,null ];
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this.raw=function() {
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return base64_decode(this.content).replace(/(\r\n|\n|\r)/gm,'');
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}
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this.render=function(withHeader) {
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owner = base64_decode(this.owner);
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header = '\n\r';
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if (this.type != FRAME_TYPE_LOGIN)
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header = '\1n'+owner+' '.repeat(FRAME_HEADER-console.strlen(owner))+'\1n '+
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'\1W\1H'+this.page+' '.repeat(FRAME_PAGENUM-this.page.length)+' '+
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'\1G\1H'+' '.repeat(FRAME_COST-this.cost.toString().length)+this.cost+FRAME_COSTUNIT+
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(console.screen_columns > 80 ? '\n\r' : '');
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return header + base64_decode(this.content);
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}
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Object.defineProperty(this,'page', {
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get: function() {
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if (this.frame == null || this.index == null) return null;
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return this.frame+this.index;
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}
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});
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}
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// Load a frame from disk (.tex file)
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Frame.prototype.load = function(filename) {
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log(LOG_DEBUG,'Loading frame from: '+filename);
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f = new File(system.mods_dir+'ansitex/text/'+filename+'.tex');
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if (! f.exists || ! f.open('r')) {
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return null;
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}
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try {
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load = JSON.parse(f.read());
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for (property in load) {
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this[property] = load[property];
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}
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} catch (error) {
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log(LOG_ERROR,'Frame error: '+error);
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return null;
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}
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log(LOG_DEBUG,'Loaded frame: ['+this.frame+']['+this.index+'] ('+this.page+')');
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} |