changeset
Making node-xml into a submodule. Gosh I hope I know what I'm doing.
Wed, 24 Feb 2010 22:26:09 -0800
- author
- zuwiki <zuwiki@gmail.com>
- date
- Wed, 24 Feb 2010 22:26:09 -0800
- changeset 16
- 74a24eb1fb44
- parent 15
- b328899c936a
- child 17
- 701b83c8b687
Making node-xml into a submodule. Gosh I hope I know what I'm doing.
| .gitmodules | file | annotate | diff | comparison | revisions | |
| node-xml.js | file | annotate | diff | comparison | revisions | |
| xmpp.js | file | annotate | diff | comparison | revisions |
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/.gitmodules Wed Feb 24 22:26:09 2010 -0800 @@ -0,0 +1,3 @@ +[submodule "node-xml"] + path = node-xml + url = git://github.com/robrighter/node-xml.git
--- a/node-xml.js Wed Feb 24 22:04:06 2010 -0800 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,1249 +0,0 @@ -// node-xml -// An xml parser for node.js -// (C) Rob Righter (@robrighter) 2009 - 2010, Licensed under the MIT-LICENSE -// Contributions from David Joham - - -(function () { - -// CONSTANTS -var whitespace = "\n\r\t "; - - -//XMLP is a pull-based parser. The calling application passes in a XML string -//to the constructor, then repeatedly calls .next() to parse the next segment. -//.next() returns a flag indicating what type of segment was found, and stores -//data temporarily in couple member variables (name, content, array of -//attributes), which can be accessed by several .get____() methods. -// -//Basically, XMLP is the lowest common denominator parser - an very simple -//API which other wrappers can be built against. - - -var XMLP = function(strXML) { - // Normalize line breaks - strXML = SAXStrings.replace(strXML, null, null, "\r\n", "\n"); - strXML = SAXStrings.replace(strXML, null, null, "\r", "\n"); - - this.m_xml = strXML; - this.m_iP = 0; - this.m_iState = XMLP._STATE_PROLOG; - this.m_stack = new Stack(); - this._clearAttributes(); - this.m_pause = false; - this.m_preInterruptIState = XMLP._STATE_PROLOG; - this.m_namespaceList = new Array(); - this.m_chunkTransitionContinuation = null; - -} - - -// CONSTANTS (these must be below the constructor) -XMLP._NONE = 0; -XMLP._ELM_B = 1; -XMLP._ELM_E = 2; -XMLP._ELM_EMP = 3; -XMLP._ATT = 4; -XMLP._TEXT = 5; -XMLP._ENTITY = 6; -XMLP._PI = 7; -XMLP._CDATA = 8; -XMLP._COMMENT = 9; -XMLP._DTD = 10; -XMLP._ERROR = 11; -XMLP._INTERRUPT = 12; - -XMLP._CONT_XML = 0; -XMLP._CONT_ALT = 1; - -XMLP._ATT_NAME = 0; -XMLP._ATT_VAL = 1; - -XMLP._STATE_PROLOG = 1; -XMLP._STATE_DOCUMENT = 2; -XMLP._STATE_MISC = 3; - -XMLP._errs = new Array(); -XMLP._errs[XMLP.ERR_CLOSE_PI = 0 ] = "PI: missing closing sequence"; -XMLP._errs[XMLP.ERR_CLOSE_DTD = 1 ] = "DTD: missing closing sequence"; -XMLP._errs[XMLP.ERR_CLOSE_COMMENT = 2 ] = "Comment: missing closing sequence"; -XMLP._errs[XMLP.ERR_CLOSE_CDATA = 3 ] = "CDATA: missing closing sequence"; -XMLP._errs[XMLP.ERR_CLOSE_ELM = 4 ] = "Element: missing closing sequence"; -XMLP._errs[XMLP.ERR_CLOSE_ENTITY = 5 ] = "Entity: missing closing sequence"; -XMLP._errs[XMLP.ERR_PI_TARGET = 6 ] = "PI: target is required"; -XMLP._errs[XMLP.ERR_ELM_EMPTY = 7 ] = "Element: cannot be both empty and closing"; -XMLP._errs[XMLP.ERR_ELM_NAME = 8 ] = "Element: name must immediatly follow \"<\""; -XMLP._errs[XMLP.ERR_ELM_LT_NAME = 9 ] = "Element: \"<\" not allowed in element names"; -XMLP._errs[XMLP.ERR_ATT_VALUES = 10] = "Attribute: values are required and must be in quotes"; -XMLP._errs[XMLP.ERR_ATT_LT_NAME = 11] = "Element: \"<\" not allowed in attribute names"; -XMLP._errs[XMLP.ERR_ATT_LT_VALUE = 12] = "Attribute: \"<\" not allowed in attribute values"; -XMLP._errs[XMLP.ERR_ATT_DUP = 13] = "Attribute: duplicate attributes not allowed"; -XMLP._errs[XMLP.ERR_ENTITY_UNKNOWN = 14] = "Entity: unknown entity"; -XMLP._errs[XMLP.ERR_INFINITELOOP = 15] = "Infininte loop"; -XMLP._errs[XMLP.ERR_DOC_STRUCTURE = 16] = "Document: only comments, processing instructions, or whitespace allowed outside of document element"; -XMLP._errs[XMLP.ERR_ELM_NESTING = 17] = "Element: must be nested correctly"; - - - -XMLP.prototype.continueParsing = function(strXML) { - - if(this.m_chunkTransitionContinuation){ - strXML = this.m_chunkTransitionContinuation + strXML; - } - // Normalize line breaks - strXML = SAXStrings.replace(strXML, null, null, "\r\n", "\n"); - strXML = SAXStrings.replace(strXML, null, null, "\r", "\n"); - - this.m_xml = strXML; - this.m_iP = 0; - this.m_iState = XMLP._STATE_DOCUMENT; - //this.m_stack = new Stack(); - //this._clearAttributes(); - this.m_pause = false; - this.m_preInterruptIState = XMLP._STATE_PROLOG; - this.m_chunkTransitionContinuation = null; - -} - -XMLP.prototype._addAttribute = function(name, value) { - this.m_atts[this.m_atts.length] = new Array(name, value); -} - -XMLP.prototype._checkStructure = function(iEvent) { - if(XMLP._STATE_PROLOG == this.m_iState) { - if((XMLP._TEXT == iEvent) || (XMLP._ENTITY == iEvent)) { - if(SAXStrings.indexOfNonWhitespace(this.getContent(), this.getContentBegin(), this.getContentEnd()) != -1) { - return this._setErr(XMLP.ERR_DOC_STRUCTURE); - } - } - - if((XMLP._ELM_B == iEvent) || (XMLP._ELM_EMP == iEvent)) { - this.m_iState = XMLP._STATE_DOCUMENT; - // Don't return - fall through to next state - } - } - if(XMLP._STATE_DOCUMENT == this.m_iState) { - if((XMLP._ELM_B == iEvent) || (XMLP._ELM_EMP == iEvent)) { - this.m_stack.push(this.getName()); - } - - if((XMLP._ELM_E == iEvent) || (XMLP._ELM_EMP == iEvent)) { - var strTop = this.m_stack.pop(); - if((strTop == null) || (strTop != this.getName())) { - return this._setErr(XMLP.ERR_ELM_NESTING); - } - } - - if(this.m_stack.count() == 0) { - this.m_iState = XMLP._STATE_MISC; - return iEvent; - } - } - if(XMLP._STATE_MISC == this.m_iState) { - if((XMLP._ELM_B == iEvent) || (XMLP._ELM_E == iEvent) || (XMLP._ELM_EMP == iEvent) || (XMLP.EVT_DTD == iEvent)) { - return this._setErr(XMLP.ERR_DOC_STRUCTURE); - } - - if((XMLP._TEXT == iEvent) || (XMLP._ENTITY == iEvent)) { - if(SAXStrings.indexOfNonWhitespace(this.getContent(), this.getContentBegin(), this.getContentEnd()) != -1) { - return this._setErr(XMLP.ERR_DOC_STRUCTURE); - } - } - } - - return iEvent; - -} - -XMLP.prototype._clearAttributes = function() { - this.m_atts = new Array(); -} - -XMLP.prototype._findAttributeIndex = function(name) { - for(var i = 0; i < this.m_atts.length; i++) { - if(this.m_atts[i][XMLP._ATT_NAME] == name) { - return i; - } - } - return -1; - -} - -XMLP.prototype.getAttributeCount = function() { - return this.m_atts ? this.m_atts.length : 0; -} - -XMLP.prototype.getAttributeName = function(index) { - return ((index < 0) || (index >= this.m_atts.length)) ? null : this.m_atts[index][XMLP._ATT_NAME]; -} - -XMLP.prototype.getAttributeValue = function(index) { - return ((index < 0) || (index >= this.m_atts.length)) ? null : __unescapeString(this.m_atts[index][XMLP._ATT_VAL]); -} - -XMLP.prototype.getAttributeValueByName = function(name) { - return this.getAttributeValue(this._findAttributeIndex(name)); -} - -XMLP.prototype.getColumnNumber = function() { - return SAXStrings.getColumnNumber(this.m_xml, this.m_iP); -} - -XMLP.prototype.getContent = function() { - return (this.m_cSrc == XMLP._CONT_XML) ? this.m_xml : this.m_cAlt; -} - -XMLP.prototype.getContentBegin = function() { - return this.m_cB; -} - -XMLP.prototype.getContentEnd = function() { - return this.m_cE; -} - -XMLP.prototype.getLineNumber = function() { - return SAXStrings.getLineNumber(this.m_xml, this.m_iP); -} - -XMLP.prototype.getName = function() { - return this.m_name; -} - -XMLP.prototype.pause = function(){ - this.m_pause = true; -} - -XMLP.prototype.resume = function(){ - this.m_pause = false; - this.m_iState = this.m_preInterruptIState; -} - -XMLP.prototype.next = function() { - if(!this.m_pause){ - return this._checkStructure(this._parse()); - } - else{ - //save off the current event loop state and set the state to interrupt - this.m_preInterruptIState = this.m_iState; - return XMLP._INTERRUPT; - } -} - -XMLP.prototype._parse = function() { - if(this.m_iP == this.m_xml.length) { - return XMLP._NONE; - } - - if(this.m_iP == this.m_xml.indexOf("<?", this.m_iP)) { - return this._parsePI (this.m_iP + 2); - } - else if(this.m_iP == this.m_xml.indexOf("<!DOCTYPE", this.m_iP)) { - return this._parseDTD (this.m_iP + 9); - } - else if(this.m_iP == this.m_xml.indexOf("<!--", this.m_iP)) { - return this._parseComment(this.m_iP + 4); - } - else if(this.m_iP == this.m_xml.indexOf("<![CDATA[", this.m_iP)) { - return this._parseCDATA (this.m_iP + 9); - } - else if(this.m_iP == this.m_xml.indexOf("<", this.m_iP)) { - return this._parseElement(this.m_iP + 1); - } - else if(this.m_iP == this.m_xml.indexOf("&", this.m_iP)) { - return this._parseEntity (this.m_iP + 1); - } - else{ - return this._parseText (this.m_iP); - } - - -} - -////////// NAMESPACE SUPPORT ////////////////////////////////////////// -XMLP.prototype._parsePrefixAndElementName = function (elementlabel){ - splits = elementlabel.split(':',2); - return { prefix : ((splits.length === 1) ? '' : splits[0]), name : ((splits.length === 1) ? elementlabel : splits[1]), }; -} - -XMLP.prototype._parseNamespacesAndAtts = function (atts){ - //translate namespaces into objects with "prefix","uri", "scopetag" Add them to: this.m_namespaceList - //The function should return a new list of tag attributes with the namespaces filtered - that = this; - var newnamespaces = []; - var filteredatts = []; - atts.map(function (item){ - if(item[0].slice(0,5) === "xmlns"){ - newnamespaces.push({ - prefix : item[0].slice(6), - uri : item[1], - scopetag : that.m_name, - }); - } - else{ - filteredatts.push(item); - } - return "not used"; - }); - this.m_namespaceList = this.m_namespaceList.concat(newnamespaces); - return [ filteredatts, newnamespaces.map(function(item){return [item.prefix,item.uri];}) ]; -} - -XMLP.prototype._getContextualNamespace = function (prefix){ - if(prefix !== ''){ - for(item in this.m_namespaceList){ - item = this.m_namespaceList[item]; - if(item.prefix === prefix){ - return item.uri; - } - } - } - - //no match was found for the prefix so pop off the first non-prefix namespace - for(var i = (this.m_namespaceList.length-1); i>= 0; i--){ - var item = this.m_namespaceList[i]; - if(item.prefix === ''){ - return item.uri; - } - } - - //still nothing, lets just return an empty string - return ''; -} - -XMLP.prototype._removeExpiredNamesapces = function (closingtagname) { - //remove the expiring namespaces from the list (you can id them by scopetag) - var keeps = []; - this.m_namespaceList.map(function (item){ - if(item.scopetag !== closingtagname){ - keeps.push(item); - } - }); - - this.m_namespaceList = keeps; - -} - -//////////////////////////////////////////////////////////////////////// - - -XMLP.prototype._parseAttribute = function(iB, iE) { - var iNB, iNE, iEq, iVB, iVE; - var cQuote, strN, strV; - - this.m_cAlt = ""; //resets the value so we don't use an old one by accident (see testAttribute7 in the test suite) - - iNB = SAXStrings.indexOfNonWhitespace(this.m_xml, iB, iE); - if((iNB == -1) ||(iNB >= iE)) { - return iNB; - } - - iEq = this.m_xml.indexOf("=", iNB); - if((iEq == -1) || (iEq > iE)) { - return this._setErr(XMLP.ERR_ATT_VALUES); - } - - iNE = SAXStrings.lastIndexOfNonWhitespace(this.m_xml, iNB, iEq); - - iVB = SAXStrings.indexOfNonWhitespace(this.m_xml, iEq + 1, iE); - if((iVB == -1) ||(iVB > iE)) { - return this._setErr(XMLP.ERR_ATT_VALUES); - } - - cQuote = this.m_xml.charAt(iVB); - if(SAXStrings.QUOTES.indexOf(cQuote) == -1) { - return this._setErr(XMLP.ERR_ATT_VALUES); - } - - iVE = this.m_xml.indexOf(cQuote, iVB + 1); - if((iVE == -1) ||(iVE > iE)) { - return this._setErr(XMLP.ERR_ATT_VALUES); - } - - strN = this.m_xml.substring(iNB, iNE + 1); - strV = this.m_xml.substring(iVB + 1, iVE); - - if(strN.indexOf("<") != -1) { - return this._setErr(XMLP.ERR_ATT_LT_NAME); - } - - if(strV.indexOf("<") != -1) { - return this._setErr(XMLP.ERR_ATT_LT_VALUE); - } - - strV = SAXStrings.replace(strV, null, null, "\n", " "); - strV = SAXStrings.replace(strV, null, null, "\t", " "); - iRet = this._replaceEntities(strV); - if(iRet == XMLP._ERROR) { - return iRet; - } - - strV = this.m_cAlt; - - if(this._findAttributeIndex(strN) == -1) { - this._addAttribute(strN, strV); - } - else { - return this._setErr(XMLP.ERR_ATT_DUP); - } - - this.m_iP = iVE + 2; - - return XMLP._ATT; - -} - -XMLP.prototype._parseCDATA = function(iB) { - var iE = this.m_xml.indexOf("]]>", iB); - if (iE == -1) { - //This item never closes, although it could be a malformed document, we will assume that we are mid-chunck, save the string and reurn as interrupted - this.m_chunkTransitionContinuation = this.m_xml.slice(iB-9);//the '-<![CDATA[ adds the '<!DOCTYPE' back into the string - return XMLP._INTERRUPT; - //return this._setErr(XMLP.ERR_CLOSE_CDATA); - } - - this._setContent(XMLP._CONT_XML, iB, iE); - - this.m_iP = iE + 3; - - return XMLP._CDATA; - -} - -XMLP.prototype._parseComment = function(iB) { - var iE = this.m_xml.indexOf("-" + "->", iB); - if (iE == -1) { - //This item never closes, although it could be a malformed document, we will assume that we are mid-chunck, save the string and reurn as interrupted - this.m_chunkTransitionContinuation = this.m_xml.slice(iB-4);//the '-4' adds the '<!--' back into the string - return XMLP._INTERRUPT; - //return this._setErr(XMLP.ERR_CLOSE_COMMENT); - } - - this._setContent(XMLP._CONT_XML, iB, iE); - - this.m_iP = iE + 3; - - return XMLP._COMMENT; - -} - -XMLP.prototype._parseDTD = function(iB) { - // Eat DTD - var iE, strClose, iInt, iLast; - - iE = this.m_xml.indexOf(">", iB); - if(iE == -1) { - //This item never closes, although it could be a malformed document, we will assume that we are mid-chunck, save the string and reurn as interrupted - this.m_chunkTransitionContinuation = this.m_xml.slice(iB-9);//the '-9' adds the '<!DOCTYPE' back into the string - return XMLP._INTERRUPT; - //return this._setErr(XMLP.ERR_CLOSE_DTD); - } - - iInt = this.m_xml.indexOf("[", iB); - strClose = ((iInt != -1) && (iInt < iE)) ? "]>" : ">"; - - while(true) { - // DEBUG: Remove - if(iE == iLast) { - return this._setErr(XMLP.ERR_INFINITELOOP); - } - - iLast = iE; - // DEBUG: Remove End - - iE = this.m_xml.indexOf(strClose, iB); - if(iE == -1) { - return this._setErr(XMLP.ERR_CLOSE_DTD); - } - - // Make sure it is not the end of a CDATA section - if (this.m_xml.substring(iE - 1, iE + 2) != "]]>") { - break; - } - } - - this.m_iP = iE + strClose.length; - - return XMLP._DTD; - -} - -XMLP.prototype._parseElement = function(iB) { - sys = require('sys'); - var iE, iDE, iNE, iRet; - var iType, strN, iLast; - - iDE = iE = this.m_xml.indexOf(">", iB); - if(iE == -1) { - //This element never closes, although it could be a malformed document, we will assume that we are mid-chunck, save the string and reurn as interrupted - this.m_chunkTransitionContinuation = this.m_xml.slice(iB-1);//the '-1' adds the '<' back into the string - return XMLP._INTERRUPT; - //return this._setErr(XMLP.ERR_CLOSE_ELM); - } - - if(this.m_xml.charAt(iB) == "/") { - iType = XMLP._ELM_E; - iB++; - } else { - iType = XMLP._ELM_B; - } - - if(this.m_xml.charAt(iE - 1) == "/") { - if(iType == XMLP._ELM_E) { - return this._setErr(XMLP.ERR_ELM_EMPTY); - } - iType = XMLP._ELM_EMP; - iDE--; - } - - iDE = SAXStrings.lastIndexOfNonWhitespace(this.m_xml, iB, iDE); - - //djohack - //hack to allow for elements with single character names to be recognized - - if (iE - iB != 1 ) { - if(SAXStrings.indexOfNonWhitespace(this.m_xml, iB, iDE) != iB) { - return this._setErr(XMLP.ERR_ELM_NAME); - } - } - // end hack -- original code below - - /* - if(SAXStrings.indexOfNonWhitespace(this.m_xml, iB, iDE) != iB) - return this._setErr(XMLP.ERR_ELM_NAME); - */ - this._clearAttributes(); - - iNE = SAXStrings.indexOfWhitespace(this.m_xml, iB, iDE); - if(iNE == -1) { - iNE = iDE + 1; - } - else { - this.m_iP = iNE; - while(this.m_iP < iDE) { - // DEBUG: Remove - if(this.m_iP == iLast) return this._setErr(XMLP.ERR_INFINITELOOP); - iLast = this.m_iP; - // DEBUG: Remove End - - - iRet = this._parseAttribute(this.m_iP, iDE); - if(iRet == XMLP._ERROR) return iRet; - } - } - - strN = this.m_xml.substring(iB, iNE); - - if(strN.indexOf("<") != -1) { - return this._setErr(XMLP.ERR_ELM_LT_NAME); - } - - this.m_name = strN; - this.m_iP = iE + 1; - - return iType; - -} - -XMLP.prototype._parseEntity = function(iB) { - var iE = this.m_xml.indexOf(";", iB); - if(iE == -1) { - //This item never closes, although it could be a malformed document, we will assume that we are mid-chunck, save the string and reurn as interrupted - this.m_chunkTransitionContinuation = this.m_xml.slice(iB-1);//the '-1' adds the '&' back into the string - return XMLP._INTERRUPT; - //return this._setErr(XMLP.ERR_CLOSE_ENTITY); - } - - this.m_iP = iE + 1; - - return this._replaceEntity(this.m_xml, iB, iE); - -} - -XMLP.prototype._parsePI = function(iB) { - var iE, iTB, iTE, iCB, iCE; - - iE = this.m_xml.indexOf("?>", iB); - if(iE == -1) { - //This item never closes, although it could be a malformed document, we will assume that we are mid-chunck, save the string and reurn as interrupted - this.m_chunkTransitionContinuation = this.m_xml.slice(iB-2);//the '-2' adds the '?>' back into the string - return XMLP._INTERRUPT; - return this._setErr(XMLP.ERR_CLOSE_PI); - } - - iTB = SAXStrings.indexOfNonWhitespace(this.m_xml, iB, iE); - if(iTB == -1) { - return this._setErr(XMLP.ERR_PI_TARGET); - } - - iTE = SAXStrings.indexOfWhitespace(this.m_xml, iTB, iE); - if(iTE == -1) { - iTE = iE; - } - - iCB = SAXStrings.indexOfNonWhitespace(this.m_xml, iTE, iE); - if(iCB == -1) { - iCB = iE; - } - - iCE = SAXStrings.lastIndexOfNonWhitespace(this.m_xml, iCB, iE); - if(iCE == -1) { - iCE = iE - 1; - } - - this.m_name = this.m_xml.substring(iTB, iTE); - this._setContent(XMLP._CONT_XML, iCB, iCE + 1); - this.m_iP = iE + 2; - - return XMLP._PI; - -} - -XMLP.prototype._parseText = function(iB) { - var iE, iEE; - - iE = this.m_xml.indexOf("<", iB); - if(iE == -1) { - iE = this.m_xml.length; - } - - iEE = this.m_xml.indexOf("&", iB); - if((iEE != -1) && (iEE <= iE)) { - iE = iEE; - } - - this._setContent(XMLP._CONT_XML, iB, iE); - - this.m_iP = iE; - - return XMLP._TEXT; - -} - -XMLP.prototype._replaceEntities = function(strD, iB, iE) { - if(SAXStrings.isEmpty(strD)) return ""; - iB = iB || 0; - iE = iE || strD.length; - - - var iEB, iEE, strRet = ""; - - iEB = strD.indexOf("&", iB); - iEE = iB; - - while((iEB > 0) && (iEB < iE)) { - strRet += strD.substring(iEE, iEB); - - iEE = strD.indexOf(";", iEB) + 1; - - if((iEE == 0) || (iEE > iE)) { - return this._setErr(XMLP.ERR_CLOSE_ENTITY); - } - - iRet = this._replaceEntity(strD, iEB + 1, iEE - 1); - if(iRet == XMLP._ERROR) { - return iRet; - } - - strRet += this.m_cAlt; - - iEB = strD.indexOf("&", iEE); - } - - if(iEE != iE) { - strRet += strD.substring(iEE, iE); - } - - this._setContent(XMLP._CONT_ALT, strRet); - - return XMLP._ENTITY; - -} - -XMLP.prototype._replaceEntity = function(strD, iB, iE) { - if(SAXStrings.isEmpty(strD)) return -1; - iB = iB || 0; - iE = iE || strD.length; - - switch(strD.substring(iB, iE)) { - case "amp": strEnt = "&"; break; - case "lt": strEnt = "<"; break; - case "gt": strEnt = ">"; break; - case "apos": strEnt = "'"; break; - case "quot": strEnt = "\""; break; - case "nbsp":strEnt = ''; break; - case "lt":strEnt = '<'; break; - case "gt":strEnt = '>'; break; - case "amp":strEnt = '&'; break; - case "cent":strEnt = "¢"; break; - case "pound":strEnt = '£'; break; - case "yen":strEnt = '¥'; break; - case "euro":strEnt = '€'; break; - case "sect":strEnt = '§'; break; - case "copy":strEnt = '©'; break; - case "reg":strEnt = '®'; break; - default: - if(strD.charAt(iB) == "#") { - strEnt = String.fromCharCode(parseInt(strD.substring(iB + 1, iE))); - } else { - strEnt = ' '; - //return this._setErr(XMLP.ERR_ENTITY_UNKNOWN); - } - break; - } - this._setContent(XMLP._CONT_ALT, strEnt); - - return XMLP._ENTITY; -} - -XMLP.prototype._setContent = function(iSrc) { - var args = arguments; - - if(XMLP._CONT_XML == iSrc) { - this.m_cAlt = null; - this.m_cB = args[1]; - this.m_cE = args[2]; - } else { - this.m_cAlt = args[1]; - this.m_cB = 0; - this.m_cE = args[1].length; - } - this.m_cSrc = iSrc; - -} - -XMLP.prototype._setErr = function(iErr) { - var strErr = XMLP._errs[iErr]; - - this.m_cAlt = strErr; - this.m_cB = 0; - this.m_cE = strErr.length; - this.m_cSrc = XMLP._CONT_ALT; - - return XMLP._ERROR; - -} // end function _setErr - - -//SaxParser is an object that basically wraps an XMLP instance, and provides an -//event-based interface for parsing. This is the object users interact with when coding -//with XML for <SCRIPT> -var SaxParser = function(eventhandlerfactory) { - - var eventhandler = new function(){ - - } - - var thehandler = function() {}; - thehandler.prototype.onStartDocument = function (funct){ - eventhandler.onStartDocument = funct; - } - thehandler.prototype.onEndDocument = function (funct){ - eventhandler.onEndDocument = funct; - } - thehandler.prototype.onStartElementNS = function (funct){ - eventhandler.onStartElementNS = funct; - } - thehandler.prototype.onEndElementNS = function (funct){ - eventhandler.onEndElementNS = funct; - } - thehandler.prototype.onCharacters = function(funct) { - eventhandler.onCharacters = funct; - } - thehandler.prototype.onCdata = function(funct) { - eventhandler.onCdata = funct; - } - thehandler.prototype.onComment = function(funct) { - eventhandler.onComment = funct; - } - thehandler.prototype.onWarning = function(funct) { - eventhandler.onWarning = funct; - } - - thehandler.prototype.onError = function(funct) { - eventhandler.onError = funct; - } - - - eventhandlerfactory(new thehandler()); - //eventhandler = eventhandler(eventhandler); - this.m_hndDoc = eventhandler; - this.m_hndErr = eventhandler; - this.m_hndLex = eventhandler; - this.m_interrupted = false; -} - - -// CONSTANTS (these must be below the constructor) -SaxParser.DOC_B = 1; -SaxParser.DOC_E = 2; -SaxParser.ELM_B = 3; -SaxParser.ELM_E = 4; -SaxParser.CHARS = 5; -SaxParser.PI = 6; -SaxParser.CD_B = 7; -SaxParser.CD_E = 8; -SaxParser.CMNT = 9; -SaxParser.DTD_B = 10; -SaxParser.DTD_E = 11; - -SaxParser.prototype.parseFile = function(filename) { //This function will only work in the node.js environment. - var fs = require('fs'); - var that = this; - fs.cat(filename).addCallback(function (content) { - that.parseString(content); - }); -} - - -SaxParser.prototype.parseString = function(strD) { - sys = require('sys'); - var that = this; - - setTimeout(function(){ - var startnew = true; - if(!that.m_parser){ - that.m_parser = new XMLP(strD); - startnew = false; - } - else{ - that.m_parser.continueParsing(strD); - startnew = true; - } - - //if(that.m_hndDoc && that.m_hndDoc.setDocumentLocator) { - // that.m_hndDoc.setDocumentLocator(that); - //} - - that.m_bErr = false; - - if(!that.m_bErr && !startnew) { - that._fireEvent(SaxParser.DOC_B); - } - that._parseLoop(); - if(!that.m_bErr && !that.m_interrupted) { - that._fireEvent(SaxParser.DOC_E); - } - - that.m_xml = null; - that.m_iP = 0; - that.m_interrupted = false; - }, 0); - -} - -SaxParser.prototype.pause = function() { - this.m_parser.pause(); -} - -SaxParser.prototype.resume = function() { - //reset the state - this.m_parser.resume(); - //now start up the parse loop - var that = this; - setTimeout(function(){ - that._parseLoop(); - }, 0); -} - -SaxParser.prototype.setDocumentHandler = function(hnd) { - this.m_hndDoc = hnd; -} - -SaxParser.prototype.setErrorHandler = function(hnd) { - this.m_hndErr = hnd; -} - -SaxParser.prototype.setLexicalHandler = function(hnd) { - this.m_hndLex = hnd; -} - -SaxParser.prototype.getColumnNumber = function() { - return this.m_parser.getColumnNumber(); -} - -SaxParser.prototype.getLineNumber = function() { - return this.m_parser.getLineNumber(); -} - -SaxParser.prototype.getMessage = function() { - return this.m_strErrMsg; -} - -SaxParser.prototype.getPublicId = function() { - return null; -} - -SaxParser.prototype.getSystemId = function() { - return null; -} - -SaxParser.prototype.getLength = function() { - return this.m_parser.getAttributeCount(); -} - -SaxParser.prototype.getName = function(index) { - return this.m_parser.getAttributeName(index); -} - -SaxParser.prototype.getValue = function(index) { - return this.m_parser.getAttributeValue(index); -} - -SaxParser.prototype.getValueByName = function(name) { - return this.m_parser.getAttributeValueByName(name); -} - -SaxParser.prototype._fireError = function(strMsg) { - this.m_strErrMsg = strMsg; - this.m_bErr = true; - - if(this.m_hndErr && this.m_hndErr.onError) { - this.m_hndErr.onError(this.m_strErrMsg); - } -} - - - -SaxParser.prototype._fireEvent = function(iEvt) { - var hnd, func, args = arguments, iLen = args.length - 1; - - - if(this.m_bErr) return; - - if(SaxParser.DOC_B == iEvt) { - func = "onStartDocument"; hnd = this.m_hndDoc; - } - else if (SaxParser.DOC_E == iEvt) { - func = "onEndDocument"; hnd = this.m_hndDoc; - } - else if (SaxParser.ELM_B == iEvt) { - func = "onStartElementNS"; hnd = this.m_hndDoc; - } - else if (SaxParser.ELM_E == iEvt) { - func = "onEndElementNS"; hnd = this.m_hndDoc; - } - else if (SaxParser.CHARS == iEvt) { - func = "onCharacters"; hnd = this.m_hndDoc; - } - else if (SaxParser.PI == iEvt) { - func = "processingInstruction"; hnd = this.m_hndDoc; - } - else if (SaxParser.CD_B == iEvt) { - func = "onCdata"; hnd = this.m_hndLex; - } - else if (SaxParser.CD_E == iEvt) { - func = "onEndCDATA"; hnd = this.m_hndLex; - } - else if (SaxParser.CMNT == iEvt) { - func = "onComment"; hnd = this.m_hndLex; - } - - if(hnd && hnd[func]) { - if(0 == iLen) { - hnd[func](); - } - else if (1 == iLen) { - hnd[func](args[1]); - } - else if (2 == iLen) { - hnd[func](args[1], args[2]); - } - else if (3 == iLen) { - hnd[func](args[1], args[2], args[3]); - } - else if (4 == iLen) { - hnd[func](args[1], args[2], args[3], args[4]); - } - else if (5 == iLen) { - hnd[func](args[1], args[2], args[3], args[4], args[5]); - } - } - -} - - - - -SaxParser.prototype._parseLoop = function(parser) { - var iEvent, parser; - - parser = this.m_parser; - while(!this.m_bErr) { - iEvent = parser.next(); - - if(iEvent == XMLP._ELM_B) { - theatts = this.m_parser.m_atts; - nameobject = parser._parsePrefixAndElementName(parser.getName()); - theattsandnamespace = parser._parseNamespacesAndAtts(theatts); - var theuri = parser._getContextualNamespace(nameobject.prefix); - this._fireEvent(SaxParser.ELM_B, nameobject.name, theattsandnamespace[0], (nameobject.prefix === '')? null : nameobject.prefix, (theuri === '')? null : theuri ,theattsandnamespace[1] ); - } - else if(iEvent == XMLP._ELM_E) { - nameobject = parser._parsePrefixAndElementName(parser.getName()); - var theuri = parser._getContextualNamespace(nameobject.prefix); - parser._removeExpiredNamesapces(parser.getName()); - this._fireEvent(SaxParser.ELM_E, nameobject.name, (nameobject.prefix === '')? null : nameobject.prefix, (theuri === '')? null : theuri); - } - else if(iEvent == XMLP._ELM_EMP) { - //this is both a begin and end element - theatts = this.m_parser.m_atts; - nameobject = parser._parsePrefixAndElementName(parser.getName()); - theattsandnamespace = parser._parseNamespacesAndAtts(theatts); - var theuri = parser._getContextualNamespace(nameobject.prefix); - this._fireEvent(SaxParser.ELM_B, nameobject.name, theattsandnamespace[0], (nameobject.prefix === '')? null : nameobject.prefix, (theuri === '')? null : theuri ,theattsandnamespace[1] ); - - parser._removeExpiredNamesapces(parser.getName()); - this._fireEvent(SaxParser.ELM_E, nameobject.name, (nameobject.prefix === '')? null : nameobject.prefix, (theuri === '')? null : theuri); - //this._fireEvent(SaxParser.ELM_B, parser.getName(), this.m_parser.m_atts.map(function(item){return { name : item[0], value : item[1], };}) ); - //this._fireEvent(SaxParser.ELM_E, parser.getName()); - } - else if(iEvent == XMLP._TEXT) { - this._fireEvent(SaxParser.CHARS, parser.getContent().slice(parser.getContentBegin(),parser.getContentEnd())); - } - else if(iEvent == XMLP._ENTITY) { - this._fireEvent(SaxParser.CHARS, parser.getContent(), parser.getContentBegin(), parser.getContentEnd() - parser.getContentBegin()); - } - else if(iEvent == XMLP._PI) { - this._fireEvent(SaxParser.PI, parser.getName(), parser.getContent().substring(parser.getContentBegin(), parser.getContentEnd())); - } - else if(iEvent == XMLP._CDATA) { - this._fireEvent(SaxParser.CD_B, parser.getContent().slice(parser.getContentBegin(),parser.getContentEnd())); - //this._fireEvent(SaxParser.CHARS, parser.getContent(), parser.getContentBegin(), parser.getContentEnd() - parser.getContentBegin()); - //this._fireEvent(SaxParser.CD_E); - } - else if(iEvent == XMLP._COMMENT) { - this._fireEvent(SaxParser.CMNT, parser.getContent().slice(parser.getContentBegin(),parser.getContentEnd())); - } - else if(iEvent == XMLP._DTD) { - } - else if(iEvent == XMLP._ERROR) { - this._fireError(parser.getContent()); - } - else if(iEvent == XMLP._INTERRUPT){ - this.m_interrupted = true; - return;//just return and wait to be restarted - } - else if(iEvent == XMLP._NONE) { - return; - } - } - -} - -//SAXStrings: a useful object containing string manipulation functions -var SAXStrings = function() { -//This is the constructor of the SAXStrings object -} - - -// CONSTANTS (these must be below the constructor) -SAXStrings.WHITESPACE = " \t\n\r"; -SAXStrings.QUOTES = "\"'"; - - -SAXStrings.getColumnNumber = function(strD, iP) { - if(SAXStrings.isEmpty(strD)) { - return -1; - } - iP = iP || strD.length; - - var arrD = strD.substring(0, iP).split("\n"); - var strLine = arrD[arrD.length - 1]; - arrD.length--; - var iLinePos = arrD.join("\n").length; - - return iP - iLinePos; - -} - -SAXStrings.getLineNumber = function(strD, iP) { - if(SAXStrings.isEmpty(strD)) { - return -1; - } - iP = iP || strD.length; - - return strD.substring(0, iP).split("\n").length -} - -SAXStrings.indexOfNonWhitespace = function(strD, iB, iE) { - if(SAXStrings.isEmpty(strD)) { - return -1; - } - iB = iB || 0; - iE = iE || strD.length; - - for(var i = iB; i < iE; i++){ - if(SAXStrings.WHITESPACE.indexOf(strD.charAt(i)) == -1) { - return i; - } - } - return -1; -} - -SAXStrings.indexOfWhitespace = function(strD, iB, iE) { - if(SAXStrings.isEmpty(strD)) { - return -1; - } - iB = iB || 0; - iE = iE || strD.length; - - for(var i = iB; i < iE; i++) { - if(SAXStrings.WHITESPACE.indexOf(strD.charAt(i)) != -1) { - return i; - } - } - return -1; -} - -SAXStrings.isEmpty = function(strD) { - return (strD == null) || (strD.length == 0); -} - -SAXStrings.lastIndexOfNonWhitespace = function(strD, iB, iE) { - if(SAXStrings.isEmpty(strD)) { - return -1; - } - iB = iB || 0; - iE = iE || strD.length; - - for(var i = iE - 1; i >= iB; i--){ - if(SAXStrings.WHITESPACE.indexOf(strD.charAt(i)) == -1){ - return i; - } - } - return -1; -} - -SAXStrings.replace = function(strD, iB, iE, strF, strR) { - if(SAXStrings.isEmpty(strD)) { - return ""; - } - iB = iB || 0; - iE = iE || strD.length; - - return strD.substring(iB, iE).split(strF).join(strR); - -} - -var Stack = function() { - this.m_arr = new Array(); -} - -Stack.prototype.clear = function() { - this.m_arr = new Array(); -} - -Stack.prototype.count = function() { - return this.m_arr.length; -} - -Stack.prototype.destroy = function() { - this.m_arr = null; -} - -Stack.prototype.peek = function() { - if(this.m_arr.length == 0) { - return null; - } - - return this.m_arr[this.m_arr.length - 1]; - -} - -Stack.prototype.pop = function() { - if(this.m_arr.length == 0) { - return null; - } - - var o = this.m_arr[this.m_arr.length - 1]; - this.m_arr.length--; - return o; - -} - -Stack.prototype.push = function(o) { - this.m_arr[this.m_arr.length] = o; -} - -// CONVENIENCE FUNCTIONS -function isEmpty(str) { - return (str==null) || (str.length==0); -} - - -function trim(trimString, leftTrim, rightTrim) { - if (isEmpty(trimString)) { - return ""; - } - - // the general focus here is on minimal method calls - hence only one - // substring is done to complete the trim. - - if (leftTrim == null) { - leftTrim = true; - } - - if (rightTrim == null) { - rightTrim = true; - } - - var left=0; - var right=0; - var i=0; - var k=0; - - - // modified to properly handle strings that are all whitespace - if (leftTrim == true) { - while ((i<trimString.length) && (whitespace.indexOf(trimString.charAt(i++))!=-1)) { - left++; - } - } - if (rightTrim == true) { - k=trimString.length-1; - while((k>=left) && (whitespace.indexOf(trimString.charAt(k--))!=-1)) { - right++; - } - } - return trimString.substring(left, trimString.length - right); -} - -function __escapeString(str) { - - var escAmpRegEx = /&/g; - var escLtRegEx = /</g; - var escGtRegEx = />/g; - var quotRegEx = /"/g; - var aposRegEx = /'/g; - - str = str.replace(escAmpRegEx, "&"); - str = str.replace(escLtRegEx, "<"); - str = str.replace(escGtRegEx, ">"); - str = str.replace(quotRegEx, """); - str = str.replace(aposRegEx, "'"); - - return str; -} - -function __unescapeString(str) { - - var escAmpRegEx = /&/g; - var escLtRegEx = /</g; - var escGtRegEx = />/g; - var quotRegEx = /"/g; - var aposRegEx = /'/g; - - str = str.replace(escAmpRegEx, "&"); - str = str.replace(escLtRegEx, "<"); - str = str.replace(escGtRegEx, ">"); - str = str.replace(quotRegEx, "\""); - str = str.replace(aposRegEx, "'"); - - return str; -} - -process.mixin(exports, { - SaxParser: SaxParser -}); - -})() \ No newline at end of file
