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rsel-exprparser-basic

Parses RSel-specific expression text and rebuilds it in the UI.

目前为 2016-03-15 提交的版本。查看 最新版本。

此脚本不应直接安装，它是一个供其他脚本使用的外部库。如果您需要使用该库，请在脚本元属性加入：// @require https://update.cn-greasyfork.org/scripts/17641/113461/rsel-exprparser-basic.js 

  1. // ==UserScript==
  2. // @name            rsel-exprparser-basic
  3. // @namespace       https://greasyfork.org/users/11629-TheLastTaterTot
  4. // @version         0.4.4
  5. // @description     Parses RSel-specific expression text and rebuilds it in the UI.
  6. // @author          TheLastTaterTot
  7. // @include         https://editor-beta.waze.com/*editor/*
  8. // @include         https://www.waze.com/*editor/*
  9. // @exclude         https://www.waze.com/*user/editor/*
  10. // @grant           none
  11. // @run-at          document-end
  12. // ==/UserScript==
  13.  
  14. // Main usage: RSelExprParser.updateExpression(<rsel expression text>)
  15.  
  16. var RSelExprParser = {
  17.     version: '0.4.3',
  18.     new__EXPR_DEBUGINFO: function(m, exprWord, exprPhrase) {
  19.         return {
  20.             m: m,
  21.             exprMatches: exprWord,
  22.             exprMatchPhrases: exprPhrase,
  23.             exprBuild: {},
  24.             err: null ,
  25.             errorMsg: null
  26.         };
  27.     },
  28.     _getSelectionIndex: function(selector, selText) {
  29.         for (var s = 0, sLength = selector.length; s < sLength; s++) {
  30.             if (new RegExp(selText,'i').test(selector[s].text) && !selector[s].disabled) {
  31.                 return selector[s].value;
  32.             }
  33.         }
  34.     },
  35.     _getSelectOptions: function(selector) {
  36.         for (var opts = [], s = 0, sLength = selector.length; s < sLength; s++) {
  37.         	if (!selector[s].disabled) {
  38.             	opts[s] = selector[s].text.toLowerCase();
  39.         	}
  40.         }
  41.         return opts;
  42.     },
  43.     _getNewExprBuild: function() {
  44.         return {
  45.             cond: null ,
  46.             op: null ,
  47.             op2: null ,
  48.             val: null ,
  49.             val2: null ,
  50.             condmod: null ,
  51.             errorCode: 0
  52.  
  53.         }
  54.     },
  55.     getCurrentExprText: function(){
  56.         return document.getElementById('outRSExpr').value;
  57.     },
  58.     /*Using RSel DOM elements rather than requesting dev to provide direct modifiction of RSel's expr object.
  59.         This is so the RSel dev can feel free to significantly change his object storage structure if needed. */
  60.     rselButtons: {
  61.         lfParens: function() {
  62.             try {
  63.                 document.getElementById('btnRSLBkt').click();
  64.             } catch (err) {}
  65.         },
  66.         rtParens: function() {
  67.             try {
  68.                 document.getElementById('btnRSRBkt').click();
  69.             } catch (err) {}
  70.         },
  71.         and: function() {
  72.             try {
  73.                 document.getElementById('btnRSAnd').click()
  74.             } catch (err) {}
  75.         },
  76.         or: function() {
  77.             try {
  78.                 document.getElementById('btnRSOr').click()
  79.             } catch (err) {}
  80.         },
  81.         not: function() {
  82.             try {
  83.                 document.getElementById('btnRSNot').click()
  84.             } catch (err) {}
  85.         },
  86.         clear: function() {
  87.             try {
  88.                 document.getElementById('btnRSClear').click()
  89.             } catch (err) {}
  90.         }
  91.     },
  92.     rselConditions: {
  93.         country: {
  94.             op: function(selText) {
  95.             	selText = '^' + selText + '$';
  96.                 document.getElementById('opRSCountry').value = RSelExprParser._getSelectionIndex(document.getElementById('opRSCountry').options, selText);
  97.             },
  98.             val: function(selText) {
  99.             	selText = '^' + selText + '$';
  100.                 document.getElementById('selRSCountry').value = RSelExprParser._getSelectionIndex(document.getElementById('selRSCountry').options, selText);
  101.             },
  102.             add: function() {
  103.                 document.getElementById('btnRSAddCountry').click();
  104.             }
  105.         },
  106.         state: {
  107.             op: function(selText) {
  108.             	selText = '^' + selText + '$';
  109.                 document.getElementById('opRSState').value = RSelExprParser._getSelectionIndex(document.getElementById('opRSState').options, selText);
  110.             },
  111.             val: function(val) {
  112.                 document.getElementById('inRSState').value = val;
  113.             },
  114.             add: function() {
  115.                 document.getElementById('btnRSAddState').click();
  116.             }
  117.         },
  118.         city: {
  119.             op: function(selText) {
  120.             	selText = '^' + selText + '$';
  121.                 document.getElementById('opRSCity').value = RSelExprParser._getSelectionIndex(document.getElementById('opRSCity').options, selText);
  122.             },
  123.             val: function(val) {
  124.                 document.getElementById('inRSCity').value = val;
  125.             },
  126.             condmod: function(val) {
  127.                 document.getElementById('selRSAltCity').value = val;
  128.             },
  129.             add: function() {
  130.                 document.getElementById('btnRSAddCity').click();
  131.             }
  132.         },
  133.         street: {
  134.             op: function(selText) {
  135.             	selText = '^' + selText + '$';
  136.                 document.getElementById('opRSStreet').value = RSelExprParser._getSelectionIndex(document.getElementById('opRSStreet').options, selText);
  137.             },
  138.             val: function(val) {
  139.                 document.getElementById('inRSStreet').value = val;
  140.             },
  141.             condmod: function(val) {
  142.                 document.getElementById('selRSAlttStreet').value = val;
  143.             },
  144.             add: function() {
  145.                 document.getElementById('btnRSAddStreet').click();
  146.             }
  147.         },
  148.         unnamed: {
  149.             op: function(checked) {
  150.                 document.getElementById('cbRSNoName').checked = checked;
  151.             },
  152.             //checked - has no name
  153.             op2: function(checked) {
  154.                 document.getElementById('cbRSAltNoName').checked = checked;
  155.             },
  156.             //checked - alt name
  157.             add: function() {
  158.                 document.getElementById('btnRSAddNoName').click();
  159.             }
  160.         },
  161.         road: {
  162.             op: function(selText) {
  163.             	selText = '^' + selText + '$';
  164.                 document.getElementById('opRSRoadType').value = RSelExprParser._getSelectionIndex(document.getElementById('opRSRoadType').options, selText);
  165.             },
  166.             val: function(selText) {
  167.             	selText = '^' + selText + '$';
  168.                 document.getElementById('selRSRoadType').value = RSelExprParser._getSelectionIndex(document.getElementById('selRSRoadType').options, selText);
  169.             },
  170.             add: function() {
  171.                 document.getElementById('btnRSAddRoadType').click();
  172.             }
  173.         },
  174.         direction: {
  175.             op: function(selText) {
  176.             	selText = '^' + selText + '$';
  177.                 document.getElementById('opRSDirection').value = RSelExprParser._getSelectionIndex(document.getElementById('opRSDirection').options, selText);
  178.             },
  179.             val: function(selText) {
  180.                 document.getElementById('selRSDirection').value = RSelExprParser._getSelectionIndex(document.getElementById('selRSDirection').options, selText);
  181.             },
  182.             add: function() {
  183.                 document.getElementById('btnRSAddDirection').click();
  184.             }
  185.         },
  186.         elevation: {
  187.             op: function(selText) {
  188.             	selText = '^' + selText + '$';
  189.                 document.getElementById('opRSElevation').value = RSelExprParser._getSelectionIndex(document.getElementById('opRSElevation').options, selText);
  190.             },
  191.             val: function(selText) {
  192.             	selText = '^' + selText + '$';
  193.                 document.getElementById('selRSElevation').value = RSelExprParser._getSelectionIndex(document.getElementById('selRSElevation').options, selText);
  194.             },
  195.             add: function() {
  196.                 document.getElementById('btnRSAddElevation').click();
  197.             }
  198.         },
  199.         manlock: {
  200.             op: function(selText) {
  201.             	selText = '^' + selText + '$';
  202.                 document.getElementById('opRSManLock').value = RSelExprParser._getSelectionIndex(document.getElementById('opRSManLock').options, selText);
  203.             },
  204.             val: function(val) {
  205.                 document.getElementById('selRSManLock').value = val;
  206.             },
  207.             add: function() {
  208.                 document.getElementById('btnRSAddManLock').click();
  209.             }
  210.         },
  211.         traflock: {
  212.             op: function(selText) {
  213.             	selText = '^' + selText + '$';
  214.                 document.getElementById('opRSTrLock').value = RSelExprParser._getSelectionIndex(document.getElementById('opRSTrLock').options, selText);
  215.             },
  216.             val: function(val) {
  217.                 document.getElementById('selRSTrLock').value = val;
  218.             },
  219.             add: function() {
  220.                 document.getElementById('btnRSAddTrLock').click();
  221.             }
  222.         },
  223.         speed: {
  224.             opOptNodes: function() { return document.getElementById('opRSSpeed').options },
  225.             op: function(selText) {
  226.             	selText = '^' + selText + '$';
  227.                 document.getElementById('opRSSpeed').value = RSelExprParser._getSelectionIndex(document.getElementById('opRSSpeed').options, selText);
  228.             },
  229.             val: function(val) {
  230.                 document.getElementById('inRSSpeed').value = val;
  231.             },
  232.             add: function() {
  233.                 document.getElementById('btnRSAddSpeed').click();
  234.             }
  235.         },
  236.         closure: {
  237.             op: function(checked) {
  238.                 document.getElementById('cbRSClsr').checked = checked;
  239.             },
  240.             op2: function(selText) {
  241.             	selText = '^' + selText + '$';
  242.                 document.getElementById('opRSClsrStrtEnd').value = RSelExprParser._getSelectionIndex(document.getElementById('opRSClsrStrtEnd').options, selText);
  243.             },
  244.             val: function(val) {
  245.                 document.getElementById('inRSClsrDays').value = val;
  246.             },
  247.             condmod: function(selText) {
  248.             	selText = '^' + selText + '$';
  249.                 document.getElementById('opRSClsrBeforeAter').value = RSelExprParser._getSelectionIndex(document.getElementById('opRSClsrBeforeAter').options, selText);
  250.             },
  251.             add: function() {
  252.                 document.getElementById('btnRSAddClsr').click();
  253.             }
  254.         },
  255.         updatedby: {
  256.             op: function(selText) {
  257.             	selText = '^' + selText + '$';
  258.                 document.getElementById('opRSUpdtd').value = RSelExprParser._getSelectionIndex(document.getElementById('opRSUpdtd').options, selText);
  259.             },
  260.             val: function(val) {
  261.                 document.getElementById('inRSUpdtd').value = val;
  262.             },
  263.             add: function() {
  264.                 document.getElementById('btnRSAddUpdtd').click();
  265.             }
  266.         },
  267.         createdby: {
  268.             op: function(selText) {
  269.             	selText = '^' + selText + '$';
  270.                 document.getElementById('opRSCrtd').value = RSelExprParser._getSelectionIndex(document.getElementById('opRSCrtd').options, selText);
  271.             },
  272.             val: function(val) {
  273.                 document.getElementById('inRSCrtd').value = val;
  274.             },
  275.             add: function() {
  276.                 document.getElementById('btnRSAddCrtd').click();
  277.             }
  278.         },
  279.         last: {
  280.             op: function(selText) {
  281.             	selText = '^' + selText + '$';
  282.                 document.getElementById('opRSLastU').value = RSelExprParser._getSelectionIndex(document.getElementById('opRSLastU').options, selText);
  283.             },
  284.             val: function(val) {
  285.                 document.getElementById('inRSLastU').value = val;
  286.             },
  287.             add: function() {
  288.                 document.getElementById('btnRSAddLastU').click();
  289.             }
  290.         },
  291.         length: {
  292.             op: function(selText) {
  293.             	selText = '^' + selText + '$';
  294.                 document.getElementById('opRSLength').value = RSelExprParser._getSelectionIndex(document.getElementById('opRSLength').options, selText);
  295.             },
  296.             val: function(val) {
  297.                 document.getElementById('inRSLength').value = val;
  298.             },
  299.             condmod: function(selText) {
  300.             	selText = '^' + selText + '$';
  301.                 document.getElementById('unitRSLength').value = RSelExprParser._getSelectionIndex(document.getElementById('unitRSLength').options, selText);
  302.             },
  303.             add: function() {
  304.                 document.getElementById('btnRSAddLength').click();
  305.             }
  306.         },
  307.         id: {
  308.             op: function(selText) {
  309.             	selText = '^' + selText + '$';
  310.                 document.getElementById('opRSSegId').value = RSelExprParser._getSelectionIndex(document.getElementById('opRSSegId').options, selText);
  311.             },
  312.             val: function(val) {
  313.                 document.getElementById('inRSSegId').value = val;
  314.             },
  315.             add: function() {
  316.                 document.getElementById('btnRSAddSegId').click();
  317.             }
  318.         },
  319.         roundabout: {
  320.             op: function(checked) {
  321.                 document.getElementById('cbRSIsRound').checked = checked;
  322.             },
  323.             add: function() {
  324.                 document.getElementById('btnRSAddIsRound').click();
  325.             }
  326.         },
  327.         toll: {
  328.             op: function(checked) {
  329.                 document.getElementById('cbRSIsToll').checked = checked;
  330.             },
  331.             add: function() {
  332.                 document.getElementById('btnRSAddIsToll').click();
  333.             }
  334.         },
  335.         tunnel: {
  336.             op: function(checked) {
  337.                 document.getElementById('cbRSTunnel').checked = checked;
  338.             },
  339.             add: function() {
  340.                 document.getElementById('btnRSAddTunnel').click();
  341.             }
  342.         },
  343.         new: {
  344.             op: function(checked) {
  345.                 document.getElementById('cbRSIsNew').checked = checked;
  346.             },
  347.             add: function() {
  348.                 document.getElementById('btnRSAddIsNew').click();
  349.             }
  350.         },
  351.         changed: {
  352.             op: function(checked) {
  353.                 document.getElementById('cbRSIsChngd').checked = checked;
  354.             },
  355.             add: function() {
  356.                 document.getElementById('btnRSAddIsChngd').click();
  357.             }
  358.         },
  359.         screen: {
  360.             op: function(checked) {
  361.                 document.getElementById('cbRSOnScr').checked = checked;
  362.             },
  363.             add: function() {
  364.                 document.getElementById('btnRSAddOnScr').click();
  365.             }
  366.         },
  367.         restriction: {
  368.             op: function(checked) {
  369.                 document.getElementById('cbRSRestr').checked = checked;
  370.             },
  371.             add: function() {
  372.                 document.getElementById('btnRSAddRestr').click();
  373.             }
  374.         },
  375.         editable: {
  376.             op: function(checked) {
  377.                 document.getElementById('cbRSEdtbl').checked = checked;
  378.             },
  379.             add: function() {
  380.                 document.getElementById('btnRSAddEdtbl').click();
  381.             }
  382.         }
  383.     },
  384.     addExpr: function(eb) {
  385.         var checkKeys = false;
  386.         Object.keys(this.rselConditions).map(function(a, i) {
  387.             if (a === eb.cond)
  388.                 checkKeys = true;
  389.         });
  390.         if (checkKeys) {
  391.             try {
  392.                 this.rselConditions[eb.cond].op(eb.op);
  393.                 if (eb.op2 !== null )
  394.                     this.rselConditions[eb.cond].op2(eb.op2);
  395.                 if (eb.condmod !== null )
  396.                     this.rselConditions[eb.cond].condmod(eb.condmod);
  397.  
  398.                 if (eb.val2 === null ) {
  399.                     if (eb.val !== null )
  400.                         this.rselConditions[eb.cond].val(eb.val);
  401.                     this.rselConditions[eb.cond].add();
  402.                 } else {
  403.                     this.rselButtons.lfParens();
  404.                     this.rselConditions[eb.cond].val(eb.val);
  405.                     this.rselConditions[eb.cond].add();
  406.                     this.rselButtons.or();
  407.                     this.rselConditions[eb.cond].val(eb.val2);
  408.                     this.rselConditions[eb.cond].add();
  409.                     this.rselButtons.rtParens();
  410.                 }
  411.  
  412.             } catch (err) {
  413.                 return {
  414.                     errorCode: 101,
  415.                     errorMsg: 'Error: Unable to parse expression text.',
  416.                     err: err
  417.                 };
  418.             }
  419.         } else {
  420.             return {
  421.                 errorCode: 3,
  422.                 errorMsg: 'Selection condition was not recognized'
  423.             };
  424.             //
  425.         }
  426.         return {
  427.             errorCode: 0
  428.         };
  429.     },
  430.     //=============================================================================
  431.     parseExpr: function(parseThis) {
  432.         //---------------------------------------------------------------
  433.         parseThis = parseThis.replace(/\bpri?m?(?:ary|\.)?\s?(?:or)\s?alt(?:ern|s)?(?:\.)?/ig, 'any');
  434.         parseThis = parseThis.replace(/\b((?:un)?name[ds]?)\b|\b(road) type\b|\b(last) update\b|\b(speed) limits?\b/ig, '$1$2$3$4')
  435.         parseThis = parseThis.replace(/\b(man)ual (lock)s?\b|\b(traf)[fic]* (lock)s?\b/ig, '$1$2$3$4');
  436.         parseThis = parseThis.replace(/\b(created|updated)\s(by)\b/ig, '$1$2');
  437.         parseThis = parseThis.replace(/\bon screen/ig, 'onscreen');
  438.         //\b(?:in|on|off|out|outside)(?: of)?[- ]?screen\b
  439.         parseThis = parseThis.replace(/\b(?:off|out)(?: of)?[- ]?screen/ig, 'offscreen');
  440.  
  441.         var parseExprArray = parseThis.match(
  442.         /(\(['"].*?['"]\)|".*?"|'.*?')|\bno[\s-]alt|\b(?:street[\s-]?)?name\(s\)|\bstreet(?:\snames?)\b|\btoll(?:[-\s]?ro?a?d)?\b|\bdoes(?:\s?n[o']t)\b|(?:!\s?)?contains?\b|!=|>=|<=|([ab](<-|->)[ab])|\w+(\(s\))?|&&|\|\||!=|[|&<>=()!~]/gi
  443.         ),
  444.             parseExprHistory = [],
  445.             condMatches = [],
  446.             condMatchPhrases = [],
  447.             exprMatches = [],
  448.             exprMatchPhrases = [],
  449.             exprFragment, unwantedWordsSearch,
  450.             e, f, b, fLength;
  451.  
  452.         // The following parses the expression text into unique chunks within separate array elements
  453.         e = parseExprArray.length;
  454.         while (e-- > 0) {
  455.             try {
  456.                 exprFragment = parseExprArray.shift();
  457.                 //console.info(exprFragment);
  458.  
  459.                 // Find operators that join individual expressions (AND|OR|!|parenthesis)
  460.                 if (/^(?:and|or|&&|\|\||!=|[=&|()!])$/i.test(exprFragment)) {
  461.                     exprMatches.push(exprFragment.toLowerCase());
  462.                     exprMatchPhrases.push(exprFragment.toLowerCase());
  463.                 }
  464.  
  465.                 // Identify elements that contain selection condition names
  466.                 if (
  467.                 /^country|^state|^city|^street|^(?:un|street[\s-]?)?name|^road|^round|^toll|^speed|^dir|^elevation|^tun|^manlock|^traflock|^speed|^new|^changed|screen$|^restrict|^clos|^createdby|^last|^updatedby|^length|^id|^editable/i
  468.                 .test(exprFragment)) {
  469.                     condMatches.push(exprFragment.toLowerCase());
  470.                     // lists specific selection conditions
  471.                     exprMatches.push(exprFragment.toLowerCase());
  472.                     //same as condMatches, but includes operations as separate array elements
  473.  
  474.                     try {
  475.                         //search phrase fowards
  476.                         fLength = parseExprArray.length;
  477.                         f = 0;
  478.                         while (!(/^(and|or|&&|\|\||[&|)])$/i.test(parseExprArray[f])) && (++f < fLength)) {}
  479.                         //search phrase backwards
  480.                         b = parseExprHistory.length;
  481.                         while (!(/^(and|or|&&|\|\||[&|(])$/i.test(parseExprHistory[b - 1])) && (--b > 0)) {}
  482.  
  483.                         condMatchPhrases.push(parseExprHistory.slice(b).concat(exprFragment, parseExprArray.slice(0, f)));
  484.                         //list specific selection conditions and its criteria
  485.  
  486.                         unwantedWordsSearch = parseExprHistory.slice(b);
  487.                         if (unwantedWordsSearch && unwantedWordsSearch.length) {
  488.                             unwantedWordsSearch = unwantedWordsSearch.filter(function(a) {
  489.                                 return !/\b(has|have|is|=|are|does|was|were)\b/i.test(a)
  490.                             });
  491.                         }
  492.                         if (/!|!=/.test(unwantedWordsSearch[0]))
  493.                             unwantedWordsSearch.splice(0, 1);
  494.  
  495.                         exprMatchPhrases.push(unwantedWordsSearch.concat(parseExprArray.slice(0, f)));
  496.                         //excludes the match cond
  497.  
  498.                         parseExprHistory = parseExprHistory.concat(exprFragment, parseExprArray.slice(0, f));
  499.                         parseExprArray = parseExprArray.slice(f);
  500.                         e -= f;
  501.                     } catch (err) {
  502.                         return {
  503.                             errorCode: 101,
  504.                             errorMsg: 'Error parsing expression at ' + exprFragment,
  505.                             err: err
  506.                         };
  507.                     }
  508.                 } else {
  509.                     parseExprHistory.push(exprFragment);
  510.                 }
  511.             } catch (err) {
  512.                 return {
  513.                     errorCode: 101,
  514.                     errdebug: 'Error parsing expression at ' + exprFragment,
  515.                     err: err
  516.                 };
  517.             }
  518.         }
  519.         //while
  520.  
  521.  
  522.         //---------------------------------------------------------------
  523.         // Quick crude check for unmatched parentheses
  524.         var nOpenParens = exprMatches.toString().match(/\(/g),
  525.         nCloseParens = exprMatches.toString().match(/\)/g);
  526.         if (!nOpenParens) nOpenParens = [];
  527.         if (!nCloseParens) nCloseParens = [];
  528.         if (nOpenParens.length !== nCloseParens.length)
  529.             return {
  530.                 errorCode: 1,
  531.                 errorMsg: 'Warning: Open and close paretheses may be unmatched.'
  532.             };
  533.  
  534.         //---------------------------------------------------------------
  535.  
  536.         return {
  537.             errorCode: 0,
  538.             exprMatches: exprMatches,
  539.             exprMatchPhrases: exprMatchPhrases,
  540.             condMatches: condMatches,
  541.             condMatchPhrases: condMatchPhrases
  542.         };
  543.     },
  544.     buildExpr: function(exprWord, exprPhrase) {
  545.  
  546.         var exprBuild = RSelExprParser._getNewExprBuild();
  547.         exprBuild.cond = exprWord;
  548.  
  549.         //if (m===10) debugger;
  550.  
  551.         //============================================================
  552.         // Where the magic happens... sort of.
  553.         //============================================================
  554.         switch (true) {
  555.         case exprWord === '(':
  556.             this.rselButtons.lfParens();
  557.             return false;
  558.         case exprWord === ')':
  559.             this.rselButtons.rtParens();
  560.             return false;
  561.         case 'and' === exprWord:
  562.             this.rselButtons.and();
  563.             return false;
  564.         case 'or' === exprWord:
  565.             this.rselButtons.or();
  566.             return false;
  567.         case /no alt/i.test(exprPhrase):
  568.             exprBuild.cond = 'unnamed';
  569.             exprBuild.op = true;
  570.             exprBuild.op2 = true;
  571.             return exprBuild;
  572.         case '!' === exprWord:
  573.             this.rselButtons.not();
  574.             return false;
  575.         case /^unnamed/.test(exprBuild.cond):
  576.             exprBuild.cond = 'unnamed';
  577.             exprBuild.op = true;
  578.             exprBuild.op2 = false;
  579.             return exprBuild;
  580.  
  581.             // SPEED LIMITS
  582.         case 'speed' === exprBuild.cond:
  583.             try {
  584.                 if (exprPhrase.length < 2 && /\bnot?\b|!|!=/i.test(exprPhrase[0])) {
  585.                     exprBuild.op = 'none';
  586.                 } else {
  587.                     exprPhrase = exprPhrase.join(' ');
  588.  
  589.                     if (/\bnot?\b|!|!=/i.test(exprPhrase)) {
  590.                         RSelExprParser.rselButtons.not();
  591.                     }
  592.  
  593.                     var optionText = RSelExprParser._getSelectOptions(RSelExprParser.rselConditions.speed.opOptNodes());
  594.                     optionText = RegExp(optionText.join('|'), 'i').exec(exprPhrase);
  595.                     if (optionText) exprBuild.op = optionText[0];
  596.                     else exprBuild.op = 'any';
  597.                 }
  598.  
  599.                 if (exprFragPhrase.length > 1) {
  600.                     exprBuild.val = exprFragPhrase.replace(/.*?(\d+)\s?mph.*|.*?(\d+)\s?km.*/i,'$1$2');
  601.                 } else {
  602.                     exprBuild.val = '';
  603.                 }
  604.             } catch (err) {
  605.                 exprBuild.errorCode = 101;
  606.                 exprBuild.err = err;
  607.                 return exprBuild;
  608.             }
  609.             return exprBuild;
  610.  
  611.             // BINARY CONDITIONS:
  612.         case exprPhrase.length === 0 || //suggests binary
  613.         /^(screen|roundabout|toll|tun|new|changed|restrict|editable)/.test(exprBuild.cond) || //binary selection conditions
  614.         (/^name.*|^closure/i.test(exprBuild.cond) && exprPhrase.length <= 1):
  615.             //selection conditions that have both binary and multiple options
  616.  
  617.             exprPhrase = exprPhrase.join(' ');
  618.  
  619.             exprBuild.cond = exprBuild.cond.replace(/^name.*/, 'name');
  620.             exprBuild.cond = exprBuild.cond.replace(/^toll\s.*/, 'toll');
  621.  
  622.             if (/\bnot?\b|!|!=/i.test(exprPhrase)) {
  623.                 exprBuild.op = false;
  624.             } else {
  625.                 exprBuild.op = true;
  626.             }
  627.             switch (exprBuild.cond) {
  628.             case 'name':
  629.                 try {
  630.                     if (/alt/i.test(exprPhrase)) {
  631.                         exprBuild.cond = 'unnamed';
  632.                         exprBuild.op = false;
  633.                         exprBuild.op2 = true;
  634.                     } else {
  635.                         exprBuild.cond = 'unnamed';
  636.                         exprBuild.op = false;
  637.                         exprBuild.op2 = false;
  638.                     }
  639.                     return exprBuild;
  640.                 } catch (err) {
  641.                     exprBuild.errorCode = 101;
  642.                     exprBuild.err = err;
  643.                     return exprBuild;
  644.                 }
  645.             case 'closure':
  646.                 exprBuild.op2 = '---';
  647.                 exprBuild.val = '';
  648.                 return exprBuild;
  649.             case 'onscreen':
  650.                 exprBuild.cond = 'screen';
  651.                 exprBuild.op = true;
  652.                 return exprBuild;
  653.             case 'offscreen':
  654.                 exprBuild.cond = 'screen';
  655.                 exprBuild.op = false;
  656.                 return exprBuild;
  657.             case 'roundabout':
  658.             case 'toll':
  659.             case 'tunnel':
  660.             case 'new':
  661.             case 'changed':
  662.             case 'restriction':
  663.             case 'editable':
  664.                 return exprBuild;
  665.             default:
  666.                 exprBuild.errorCode = 101;
  667.                 exprBuild.errorMsg = 'Error: Presumed binary selector had no match.';
  668.                 return exprBuild;
  669.             }
  670.             //switch
  671.  
  672.             //--------------------------------------------------------------------
  673.  
  674.         case /^closure/.test(exprBuild.cond):
  675.             try {
  676.                 exprPhrase = exprPhrase.join().toLowerCase();
  677.                 exprBuild.op = !(/does\s?n['o]t|!|!=/.test(exprPhrase));
  678.                 //checkbox
  679.                 exprBuild.op2 = /start|end/.exec(exprPhrase) + 's';
  680.                 //starts/ends
  681.                 exprBuild.condmod = /before|after|\bin\b/.exec(exprPhrase) + '';
  682.                 //in/before/after
  683.                 if (!exprBuild.condmod)
  684.                     exprBuild.condmod = 'in';
  685.                 exprBuild.val = /\d+/.exec(exprPhrase) + '';
  686.                 //days ago
  687.             } catch (err) {
  688.                 exprBuild.errorCode = 101;
  689.                 exprBuild.err = err;
  690.                 return exprBuild;
  691.             }
  692.             return exprBuild;
  693.  
  694.         default:
  695.             // CONDITION NAME MATCHING (TYPE OF SELECTION)
  696.             try {
  697.                 if (/^(str.*|cit.*)/.test(exprBuild.cond)) {
  698.                     exprBuild.cond = exprBuild.cond.replace(/^str.*/, 'street');
  699.                     exprBuild.cond = exprBuild.cond.replace(/^cit.*/, 'city');
  700.                     var exprStart = exprPhrase.slice(0, -1), //don't include last element bc it should be the name itself
  701.                     prim, alt;
  702.                     if (exprStart) {
  703.                         //exprStart = exprStart.toString().toLowerCase();
  704.                         prim = /\bprim?(?:ary|\.)?\b/i.test(exprStart);
  705.                         alt = /\balt(?:ern\w*|\.)?\b/i.test(exprStart);
  706.                         any = /\bany\b/i.test(exprStart);
  707.                         exprPhrase = exprStart.filter(function(a) {return !/^pr|^alt|^any/i.test(a)}).concat(exprPhrase.slice(-1));
  708.                     } else {
  709.                         prim = false;
  710.                         alt = false;
  711.                     }
  712.                     if ((prim && alt) || any)
  713.                         exprBuild.condmod = 2;
  714.                     else if (prim)
  715.                         exprBuild.condmod = 0;
  716.                     else if (alt)
  717.                         exprBuild.condmod = 1;
  718.                     else
  719.                         exprBuild.condmod = 0;
  720.                 }
  721.             } catch (err) {
  722.                 exprBuild.errorCode = 101;
  723.                 exprBuild.err = err;
  724.                 return exprBuild;
  725.             }
  726.  
  727.             // COMPARATOR OPERATION MATCHING
  728.             try {
  729.                 // Convert natural lang representation to standard comparator operations
  730.                 var exprPhraseStr = exprPhrase.join(' ').replace(/\bcontains?/i, 'contains').replace(/(?:\bdo(?:es)?\s?n[o']t\s|!\s?)(contains)/i, '! $1');
  731.                 //.replace(/\b(?:do(?:es)?\s?n[o']t\s|!\s?)contains?/i, '!^').replace(/\bcontains?/i,'\u220b');
  732.  
  733.                 // Comparator operations with standard representation
  734.                 exprBuild.op = /(?:! )?contains|[!<>=~]{1,2}/i.exec(exprPhraseStr) + '';
  735.  
  736.             } catch (err) {
  737.                 exprBuild.errorCode = 101;
  738.                 exprBuild.err = err;
  739.                 return exprBuild;
  740.             }
  741.  
  742.             // SELECTION VALUE MATCHING
  743.             try {
  744.                 if (/^length|^last/.test(exprBuild.cond)) {
  745.                     exprBuild.val = exprPhraseStr.match(/\b\d+/) + ''
  746.                 } else {
  747.                     try {
  748.                         // The following line is kind of elaborate bc it needed to grab text between parens/quotes while keeping the inner quotes
  749.                         exprBuild.val = exprPhraseStr.replace(new RegExp('^(?:\\s?' + exprBuild.op + '\\s)(.*)','i'), '$1').replace(/^\(["'](.*?)['"]\)$|^\s?["'](.*)["']$|^["'](.*)['"]$|\b(\w*?)\b/, '$1$2$3$4').replace(/(") (\w) (")/, '$1$2$3');
  750.  
  751.                     } catch (err) {
  752.                         exprBuild.errorCode = 2;
  753.                         exprBuild.err = err;
  754.                         return exprBuild;
  755.                     }
  756.  
  757.                     if (/^direction/.test(exprBuild.cond)) {
  758.                         exprBuild.val = exprBuild.val.match(/A[<>-\s]*B|B[<>-\s]*A|unknown/i) + '';
  759.                         //reduce to unique key words...
  760.                     }
  761.                 }
  762.  
  763.                 return exprBuild;
  764.  
  765.             } catch (err) {
  766.                 exprBuild.errorCode = 101;
  767.                 exprBuild.err = err;
  768.                 return exprBuild;
  769.             }
  770.         }
  771.         //switch
  772.     },
  773.     //parseExpr()
  774.     updateExpression: function(parseThis) {
  775.         this.rselButtons.clear();
  776.         if (parseThis) {
  777.             //console.info('*** Begin parsing expression... ***');
  778.  
  779.  
  780.             var parsed = this.parseExpr(parseThis);
  781.  
  782.             if (parsed && !parsed.errorCode) {
  783.                 var exprMatches = parsed.exprMatches,
  784.                 exprMatchPhrases = parsed.exprMatchPhrases,
  785.                 exprFragment, exprFragPhrase, mLength, m, __EXPR_DEBUGINFO;
  786.  
  787.                 mLength = exprMatchPhrases.length;
  788.                 for (m = 0; m < mLength; m++) {
  789.                     __EXPR_DEBUGINFO = this.new__EXPR_DEBUGINFO(m, exprMatches[m], exprMatchPhrases[m]);
  790.  
  791.                     //if (m > 3) debugger;
  792.  
  793.                     exprFragment = exprMatches[m];
  794.                     exprFragPhrase = exprMatchPhrases[m];
  795.  
  796.                     if (exprFragPhrase.constructor !== Array) exprFragPhrase = [exprFragPhrase];
  797.  
  798.                     var exprBuild = this.buildExpr(exprFragment, exprFragPhrase);
  799.  
  800.                     if (exprBuild && !exprBuild.errorCode) {
  801.                         __EXPR_DEBUGINFO.errorStatus = this.addExpr(exprBuild);
  802.  
  803.                         if (__EXPR_DEBUGINFO.errorStatus && __EXPR_DEBUGINFO.errorStatus.errorCode) {
  804.                             console.warn('updateExpression() may have partly failed. Check results.');
  805.                             __EXPR_DEBUGINFO.exprBuild = exprBuild;
  806.                             console.debug(__EXPR_DEBUGINFO);
  807.                             return false;
  808.                         }
  809.                     } else if (exprBuild && exprBuild.errorCode) {
  810.                         console.warn('updateExpression() may have partly failed. Check results.');
  811.                         __EXPR_DEBUGINFO.exprBuild = exprBuild;
  812.                         console.debug(__EXPR_DEBUGINFO);
  813.                         return false;
  814.                     }
  815.                 } //for each condition matched
  816.  
  817.                 return this.getCurrentExprText();
  818.             } else {
  819.                 console.debug(parsed);
  820.                 return false;
  821.             }
  822.         } else {
  823.             return null;
  824.         }
  825.     }
  826. };