+++ /dev/null
-/******************************************************************************
- *
- * This code belongs to its author. All rights reserved.
- *
- * Author : michel.gutierrez@gmail.com
- *
- ******************************************************************************/
-
-/**
-* @fileoverview Accessing global utilities
-* @author mig
-* @version 1.0
-*/
-
-/**
- * Constants.
- */
-const NS_UTIL_SERVICE_CID = Components.ID("{dbd8dc72-2cdf-44ad-bf9a-5dc7a3fc3036}");
-const NS_UTIL_SERVICE_PROG_ID = "@downloadhelper.net/util-service;1";
-
-Node=null;
-XPathResult=null;
-
-/**
-* Service constructor
-* @class Service accessing global utilities
-*/
-function UtilService() {
- this.stringBundle=Components.classes["@mozilla.org/intl/stringbundle;1"].getService().
- QueryInterface(Components.interfaces.nsIStringBundleService).
- createBundle("chrome://dwhelper/locale/strings.properties");
- this.RDF = Components.classes["@mozilla.org/rdf/rdf-service;1"].getService().
- QueryInterface(Components.interfaces.nsIRDFService);
- this.RDFCUtils = Components.classes["@mozilla.org/rdf/container-utils;1"].getService().
- QueryInterface(Components.interfaces.nsIRDFContainerUtils);
-}
-
-UtilService.prototype = {
-}
-
-UtilService.prototype.getRDF = function() {
- return this.RDF;
-}
-
-UtilService.prototype.getRDFCUtils = function() {
- return this.RDFCUtils;
-}
-
-UtilService.prototype.getText = function(name) {
- try {
- return this.stringBundle.GetStringFromName(name);
- } catch(e) {
- return name;
- }
-}
-
-UtilService.prototype.getFText=function(name,params,length) {
- if(params==null)
- params=[];
- try {
- return this.stringBundle.formatStringFromName(name,params,params.length);
- } catch(e) {
- return name;
- }
-}
-
-UtilService.prototype.getVersion=function(uuid) {
- var RDF = Components.classes["@mozilla.org/rdf/rdf-service;1"].getService().
- QueryInterface(Components.interfaces.nsIRDFService);
- var RDFCUtils = Components.classes["@mozilla.org/rdf/container-utils;1"].getService().
- QueryInterface(Components.interfaces.nsIRDFContainerUtils);
- var extMgr=Components.classes["@mozilla.org/extensions/manager;1"].
- getService(Components.interfaces.nsIExtensionManager);
- var target=extMgr.datasource.GetTarget(
- RDF.GetResource("urn:mozilla:item:"+uuid),
- RDF.GetResource("http://www.mozilla.org/2004/em-rdf#version"),
- true);
- if(target==null)
- return null;
- return target.QueryInterface(Components.interfaces.nsIRDFLiteral).Value;
-}
-
-UtilService.prototype.getPropertyValue = function(ds,res,prop) {
- var target=ds.GetTarget(res,prop,true);
- if(target==null)
- return null;
- return target.QueryInterface(Components.interfaces.nsIRDFLiteral).Value;
-}
-
-UtilService.prototype.getPropertyValueRS = function(ds,res,prop) {
- return this.getPropertyValue(ds,res,this.RDF.GetResource(prop));
-}
-
-UtilService.prototype.getPropertyValueSR = function(ds,res,prop) {
- return this.getPropertyValue(ds,this.RDF.GetResource(res),prop);
-}
-
-UtilService.prototype.getPropertyValueSS = function(ds,res,prop) {
- return this.getPropertyValue(ds,this.RDF.GetResource(res),this.RDF.GetResource(prop));
-}
-
-UtilService.prototype.setPropertyValue = function(ds,res,prop,value) {
- value=this.RDF.GetLiteral(value);
- this.removeProperties(ds,res,prop);
- if(value!=null) {
- ds.Assert(res,prop,value,true);
- }
-}
-
-UtilService.prototype.setPropertyValueSR = function(ds,res,prop,value) {
- this.setPropertyValue(ds,this.RDF.GetResource(res),prop,value);
-}
-
-UtilService.prototype.setPropertyValueRS = function(ds,res,prop,value) {
- this.setPropertyValue(ds,res,this.RDF.GetResource(prop),value);
-}
-
-UtilService.prototype.setPropertyValueSS = function(ds,res,prop,value) {
- this.setPropertyValue(ds,this.RDF.GetResource(res),this.RDF.GetResource(prop),value);
-}
-
-UtilService.prototype.removeProperties = function(ds,res,prop) {
- var i=ds.GetTargets(res,prop,true);
- var targets=[];
- while(i.hasMoreElements()) {
- targets.push(i.getNext());
- }
- for(var i=0;i<targets.length;i++) {
- ds.Unassert(res,prop,targets[i]);
- }
-}
-
-UtilService.prototype.removePropertiesSR = function(ds,res,prop) {
- this.removeProperties(ds,this.RDF.GetResource(res),prop);
-}
-
-UtilService.prototype.removePropertiesRS = function(ds,res,prop) {
- this.removeProperties(ds,res,this.RDF.GetResource(prop));
-}
-
-UtilService.prototype.removePropertiesSS = function(ds,res,prop) {
- this.removeProperties(ds,this.RDF.GetResource(res),this.RDF.GetResource(prop));
-}
-
-UtilService.prototype.getChildResources = function(ds,res,count) {
- var children=[];
- var seq=this.RDFCUtils.MakeSeq(ds,res);
- var j=seq.GetElements();
- while(j.hasMoreElements()) {
- var li=j.getNext().QueryInterface(Components.interfaces.nsIRDFResource);
- children.push(li);
- }
- count.value=children.length;
- return children;
-}
-
-UtilService.prototype.getChildResourcesS = function(ds,res,count) {
- return this.getChildResources(ds,this.RDF.GetResource(res),count);
-}
-
-UtilService.prototype.getPropertyResource = function(ds,res,prop) {
- var target=ds.GetTarget(res,prop,true);
- if(target==null)
- return null;
- return target.QueryInterface(Components.interfaces.nsIRDFResource);
-}
-
-UtilService.prototype.getPropertyResourceRS = function(ds,res,prop) {
- return this.getPropertyResource(ds,res,this.RDF.GetResource(prop));
-}
-
-UtilService.prototype.getPropertyResourceSR = function(ds,res,prop) {
- return this.getPropertyResource(ds,this.RDF.GetResource(res),prop);
-}
-
-UtilService.prototype.getPropertyResourceSS = function(ds,res,prop) {
- return this.getPropertyResource(ds,this.RDF.GetResource(res),this.RDF.GetResource(prop));
-}
-
-UtilService.prototype.setPropertyResource = function(ds,res,prop,value) {
- this.removeProperties(ds,res,prop);
- if(value!=null) {
- ds.Assert(res,prop,value,true);
- }
-}
-
-UtilService.prototype.setPropertyResourceRRS = function(ds,res,prop,value) {
- this.setPropertyResource(ds,res,prop,this.RDF.GetResource(value));
-}
-
-UtilService.prototype.setPropertyResourceRSR = function(ds,res,prop,value) {
- this.setPropertyResource(ds,res,this.RDF.GetResource(prop),value);
-}
-
-UtilService.prototype.setPropertyResourceRSS = function(ds,res,prop,value) {
- this.setPropertyResource(ds,res,this.RDF.GetResource(prop),this.RDF.GetResource(value));
-}
-
-UtilService.prototype.setPropertyResourceSRR = function(ds,res,prop,value) {
- this.setPropertyResource(ds,this.RDF.GetResource(res),prop,value);
-}
-
-UtilService.prototype.setPropertyResourceSRS = function(ds,res,prop,value) {
- this.setPropertyResource(ds,this.RDF.GetResource(res),prop,this.RDF.GetResource(value));
-}
-
-UtilService.prototype.setPropertyResourceSSR = function(ds,res,prop,value) {
- this.setPropertyResource(ds,this.RDF.GetResource(res),this.RDF.GetResource(prop),value);
-}
-
-UtilService.prototype.setPropertyResourceSSS = function(ds,res,prop,value) {
- this.setPropertyResource(ds,this.RDF.GetResource(res),this.RDF.GetResource(prop),this.RDF.GetResource(value));
-}
-
-UtilService.prototype.createNode=function(ds,parentNode,res) {
- var node=res;
- if(node==null) {
- node=this.RDF.GetAnonymousResource();
- }
- this.setPropertyResourceRSS(ds,node,
- "http://www.w3.org/1999/02/22-rdf-syntax-ns#instanceOf",
- "http://www.w3.org/1999/02/22-rdf-syntax-ns#Seq");
- this.setPropertyValueRS(ds,node,
- "http://www.w3.org/1999/02/22-rdf-syntax-ns#nextVal","1");
-
- if(parentNode!=null) {
- parentNode=this.RDFCUtils.MakeSeq(ds,parentNode);
- parentNode.AppendElement(node);
- }
- return node;
-}
-
-UtilService.prototype.createNodeRS=function(ds,parentNode,resValue) {
- if(resValue!=null)
- resValue=this.RDF.GetResource(resValue);
- return this.createNode(ds,parentNode,resValue);
-}
-
-UtilService.prototype.createNodeSR=function(ds,parentNode,resValue) {
- if(parentNode!=null)
- parentNode=this.RDF.GetResource(parentNode);
- return this.createNode(ds,parentNode,resValue);
-}
-
-UtilService.prototype.createNodeSS=function(ds,parentNode,resValue) {
- if(parentNode!=null)
- parentNode=this.RDF.GetResource(parentNode);
- if(resValue!=null)
- resValue=this.RDF.GetResource(resValue);
- return this.createNode(ds,parentNode,resValue);
-}
-
-UtilService.prototype.createAnonymousNode=function(ds,parentNode) {
- return this.createNode(ds,parentNode,null);
-}
-
-UtilService.prototype.createAnonymousNodeS=function(ds,parentNode) {
- return this.createAnonymousNode(ds,this.RDF.GetResource(parentNode));
-}
-
-UtilService.prototype.createRootNode=function(ds,res) {
- return this.createNode(ds,null,res);
-}
-
-UtilService.prototype.createRootNodeS=function(ds,resValue) {
- return this.createRootNode(ds,this.RDF.GetResource(resValue));
-}
-
-UtilService.prototype.createAnonymousRootNode=function(ds) {
- return this.createNode(ds,null,null);
-}
-
-UtilService.prototype.getDatasourceFromRDFFile=function(file) {
- var stream = Components.classes['@mozilla.org/network/file-input-stream;1'].
- createInstance(Components.interfaces.nsIFileInputStream);
- stream.init(file,1,0,false);
- var scriptableStream = Components.classes['@mozilla.org/scriptableinputstream;1'].createInstance(Components.interfaces.nsIScriptableInputStream);
- scriptableStream.init(stream);
-
- var fileSize = scriptableStream.available();
- var fileContents = scriptableStream.read(fileSize);
-
- scriptableStream.close();
- stream.close();
-
- var parser=Components.classes
- ['@mozilla.org/rdf/xml-parser;1'].
- createInstance(Components.interfaces.nsIRDFXMLParser);
- var uri = Components.classes["@mozilla.org/network/standard-url;1"].
- createInstance(Components.interfaces.nsIURI);
- uri.spec = "http://www.w3.org/1999/02/22-rdf-syntax-ns#";
- var memDS=Components.classes
- ['@mozilla.org/rdf/datasource;1?name=in-memory-datasource'].
- createInstance(Components.interfaces.nsIRDFDataSource);
- parser.parseString(memDS,uri,fileContents);
- return memDS;
-}
-
-UtilService.prototype.dumpDatasource=function(ds) {
- if(ds==null)
- return;
- var i = ds.GetAllResources();
- while(i.hasMoreElements()) {
- var source = i.getNext();
- var j = ds.ArcLabelsOut(source);
- while(j.hasMoreElements()) {
- var predicate = j.getNext();
- var k = ds.GetTargets(source,predicate,true);
- while(k.hasMoreElements()) {
- var target = k.getNext();
- source=source.QueryInterface(Components.interfaces.nsIRDFResource);
- predicate=predicate.QueryInterface(Components.interfaces.nsIRDFResource);
- try {
- target=target.QueryInterface(Components.interfaces.nsIRDFResource);
- } catch(e) {
- target=target.QueryInterface(Components.interfaces.nsIRDFLiteral);
- }
- dump(source.Value+" - "+predicate.Value+" - "+target.Value+"\n");
- }
- }
- }
-}
-
-UtilService.prototype.getDatasource=function(tree) {
- if(tree.database==null)
- return null;
- var i=tree.database.GetDataSources();
- if(i.hasMoreElements()) {
- return i.getNext().QueryInterface(Components.interfaces.nsIRDFDataSource);
- } else {
- return null;
- }
-}
-
-UtilService.prototype.clearDatasource=function(tree) {
- if(tree.database==null)
- return;
- var dss=[];
- var i=tree.database.GetDataSources();
- while(i.hasMoreElements()) {
- dss.push(i.getNext());
- }
- for(var i=0;i<dss.length;i++) {
- var ds = dss[i].QueryInterface(Components.interfaces.nsIRDFDataSource);
- var i = ds.GetAllResources();
- ds.beginUpdateBatch();
- while(i.hasMoreElements()) {
- var source = i.getNext();
- var j = ds.ArcLabelsOut(source);
- while(j.hasMoreElements()) {
- var predicate = j.getNext();
- var k = ds.GetTargets(source,predicate,true);
- while(k.hasMoreElements()) {
- var target = k.getNext();
- ds.Unassert(source,predicate,target);
- }
- }
- }
- ds.endUpdateBatch();
- }
- for(var i=0;i<dss.length;i++) {
- var ds = dss[i].QueryInterface(Components.interfaces.nsIRDFDataSource);
- tree.database.RemoveDataSource(ds);
- }
-}
-
-UtilService.prototype.removeDatasources=function(tree) {
- if(tree.database==null)
- return;
- var dss=[];
- var i=tree.builder.database.GetDataSources();
- while(i.hasMoreElements()) {
- dss.push(i.getNext());
- }
- for(var i=0;i<dss.length;i++) {
- var ds = dss[i].QueryInterface(Components.interfaces.nsIRDFDataSource);
- tree.builder.database.RemoveDataSource(ds);
- }
-}
-
-UtilService.prototype.setDatasource=function(tree,ds) {
- this.removeDatasources(tree);
- if(ds!=null)
- tree.builder.database.AddDataSource(ds);
- tree.builder.rebuild();
-}
-
-UtilService.prototype.addDatasource=function(tree,ds) {
- if(ds!=null)
- tree.builder.database.AddDataSource(ds);
- tree.builder.rebuild();
-}
-
-UtilService.prototype.copyDatasource=function(ds) {
- var memDS=Components.classes
- ['@mozilla.org/rdf/datasource;1?name=in-memory-datasource'].
- createInstance(Components.interfaces.nsIRDFDataSource);
- var i = ds.GetAllResources();
- memDS.beginUpdateBatch();
- while(i.hasMoreElements()) {
- var source = i.getNext();
- var j = ds.ArcLabelsOut(source);
- while(j.hasMoreElements()) {
- var predicate = j.getNext();
- var k = ds.GetTargets(source,predicate,true);
- while(k.hasMoreElements()) {
- var target = k.getNext();
- memDS.Assert(source,predicate,target,true);
- }
- }
- }
- memDS.endUpdateBatch();
-
- return memDS;
-}
-
-UtilService.prototype.getParentNode=function(ds,node) {
- var iter=ds.ArcLabelsIn(node);
- while(iter.hasMoreElements()) {
- var arc=iter.getNext().QueryInterface(Components.interfaces.nsIRDFResource);
- if(ChartletUtil.startsWith(arc.Value,"http://www.w3.org/1999/02/22-rdf-syntax-ns#_")) {
- node = ds.GetSource(arc,node,true);
- return node;
- }
- }
- return null;
-}
-
-UtilService.prototype.getParentNodeS=function(ds,node) {
- return this.getParentNode(ds,this.RDF.GetResource(node));
-}
-
-UtilService.prototype.appendNode=function(ds,parentNode,node) {
- parentNode=this.RDFCUtils.MakeSeq(ds,parentNode);
- parentNode.AppendElement(node);
-}
-
-UtilService.prototype.appendNodeRS=function(ds,parentNode,node) {
- this.appendNode(ds,parentNode,this.RDF.GetResource(node));
-}
-
-UtilService.prototype.appendNodeSR=function(ds,parentNode,node) {
- this.appendNode(ds,this.RDF.GetResource(parentNode),node);
-}
-
-UtilService.prototype.appendNodeSS=function(ds,parentNode,node) {
- this.appendNode(ds,this.RDF.GetResource(parentNode),this.RDF.GetResource(node));
-}
-
-UtilService.prototype.removeReference = function(ds,res) {
- var seqElems=[];
-
- var deltriplet=[];
- var i=ds.ArcLabelsIn(res);
- while(i.hasMoreElements()) {
- var arc=i.getNext().QueryInterface(Components.interfaces.nsIRDFResource);
- var j=ds.GetSources(arc,res,true);
- while(j.hasMoreElements()) {
- var source=j.getNext().QueryInterface(Components.interfaces.nsIRDFResource);
- var m=/^http\:\/\/www\.w3\.org\/1999\/02\/22\-rdf\-syntax\-ns#_([1-9][0-9]*)$/.exec(arc.Value);
- if(m.length==2) {
- var seq=ChartletUtil.RDFCUtils.MakeSeq(ds,source);
- seqElems.push({seq: seq, elem: res});
- } else {
- deltriplet.push({
- source: source,
- property: arc,
- target: res
- });
- }
- }
- }
-
- var i=ds.ArcLabelsOut(res);
- while(i.hasMoreElements()) {
- var arc=i.getNext().QueryInterface(Components.interfaces.nsIRDFResource);
- var j=ds.GetTargets(res,arc,true);
- while(j.hasMoreElements()) {
- var target=j.getNext().QueryInterface(Components.interfaces.nsIRDFNode);
- deltriplet.push({
- source: res,
- property: arc,
- target: target
- });
- }
- }
-
- ds.beginUpdateBatch();
- for(var i=0;i<deltriplet.length;i++) {
- var triplet=deltriplet[i];
- ds.Unassert(triplet.source,triplet.property,triplet.target);
- }
- for(var i=0;i<seqElems.length;i++) {
- seqElems[i].seq.RemoveElement(seqElems[i].elem,true);
- }
- ds.endUpdateBatch();
-}
-
-UtilService.prototype.removeReferenceS = function(ds,res) {
- this.removeReference(ds,this.RDF.GetResource(res));
-}
-
-UtilService.prototype.xpGetSingleNode = function(node,xpath) {
- var anode=node.ownerDocument.evaluate(xpath,node,null,
- XPathResult.FIRST_ORDERED_NODE_TYPE,null).singleNodeValue;
- return anode;
-}
-
-UtilService.prototype.xpGetNodes = function(node,xpath,count) {
- var nodes=[];
- var xpr=node.ownerDocument.evaluate(xpath,
- node,null,
- XPathResult.ORDERED_NODE_ITERATOR_TYPE,
- null);
- var node0=xpr.iterateNext();
- while(node0!=null) {
- nodes.push(node0);
- node0=xpr.iterateNext();
- }
- count.value=nodes.length;
- return nodes;
-}
-
-UtilService.prototype.xpGetStrings = function(node,xpath,count) {
- var strings=[];
- var xpr=node.ownerDocument.evaluate(xpath,
- node,null,
- XPathResult.ORDERED_NODE_ITERATOR_TYPE,
- null);
- var node0=xpr.iterateNext();
- while(node0!=null) {
- if(node0.nodeType==Node.TEXT_NODE)
- strings.push(node0.nodeValue);
- else if(node0.firstChild!=null && node0.firstChild.nodeType==Node.TEXT_NODE)
- strings.push(node0.firstChild.nodeValue);
- node0=xpr.iterateNext();
- }
- count.value=strings.length;
- return strings;
-}
-
-UtilService.prototype.xpGetString = function(node,xpath) {
- var text=node.ownerDocument.evaluate(xpath,node,null,
- XPathResult.STRING_TYPE,null).stringValue;
- return text;
-}
-
-UtilService.prototype.getProfileDir=function() {
- var file = Components.classes["@mozilla.org/file/directory_service;1"]
- .getService(Components.interfaces.nsIProperties)
- .get("ProfD", Components.interfaces.nsIFile);
- return file;
-}
-
-UtilService.prototype.getProfilePath=function() {
- return this.getProfileDir().path;
-}
-
-UtilService.prototype.getExtensionDir=function(uuid) {
- var file = this.getProfileDir();
- file.append("extensions");
- file.append(uuid);
- return file;
-}
-
-UtilService.prototype.getExtensionPath=function(uuid) {
- return this.getExtensionDir(uuid).path;
-}
-
-UtilService.prototype.removeReferenceS=function(ds,res) {
- this.removeReference(ds,this.RDF.GetResource(res));
-}
-
-UtilService.prototype.removeReference=function(ds,res) {
-
- var seqElems=[];
-
- var deltriplet=[];
- var i=ds.ArcLabelsIn(res);
- while(i.hasMoreElements()) {
- var arc=i.getNext().QueryInterface(Components.interfaces.nsIRDFResource);
- var j=ds.GetSources(arc,res,true);
- while(j.hasMoreElements()) {
- var source=j.getNext().QueryInterface(Components.interfaces.nsIRDFResource);
- var m=/^http\:\/\/www\.w3\.org\/1999\/02\/22\-rdf\-syntax\-ns#_([1-9][0-9]*)$/.exec(arc.Value);
- if(m.length==2) {
- var seq=this.RDFCUtils.MakeSeq(ds,source);
- seqElems.push({seq: seq, elem: res});
- } else {
- deltriplet.push({
- source: source,
- property: arc,
- target: res
- });
- }
- }
- }
-
- var i=ds.ArcLabelsOut(res);
- while(i.hasMoreElements()) {
- var arc=i.getNext().QueryInterface(Components.interfaces.nsIRDFResource);
- var j=ds.GetTargets(res,arc,true);
- while(j.hasMoreElements()) {
- var target=j.getNext().QueryInterface(Components.interfaces.nsIRDFNode);
- deltriplet.push({
- source: res,
- property: arc,
- target: target
- });
- }
- }
-
- ds.beginUpdateBatch();
- for(var i=0;i<deltriplet.length;i++) {
- var triplet=deltriplet[i];
- ds.Unassert(triplet.source,triplet.property,triplet.target);
- }
- for(var i=0;i<seqElems.length;i++) {
- seqElems[i].seq.RemoveElement(seqElems[i].elem,true);
- }
- ds.endUpdateBatch();
-}
-
-UtilService.prototype.generateUuid=function() {
- var uuid="";
- var groups=[8,4,4,4,12];
- for(var i=0;i<groups.length;i++) {
- if(i>0)
- uuid+="-";
- for(var j=0;j<groups[i];j++) {
- var d=Math.floor(Math.random()*16);
- if(d<10) {
- uuid+=String.fromCharCode("0".charCodeAt(0)+d);
- } else {
- uuid+=String.fromCharCode("a".charCodeAt(0)-10+d);
- }
- }
- }
- return uuid;
-}
-
-UtilService.prototype.generateXPath = function(node) {
- var node0=node;
- var str="";
- while(node.parentNode!=null) {
- var str0="/";
- if(node.nodeType==Node.TEXT_NODE) {
- str0+="text()";
- } else {
- str0+=node.nodeName.toLowerCase();
- }
- var index=this.getNodeChildIndex(node);
- str0+="["+(index+1)+"]";
- str=str0+str;
- node=node.parentNode;
- }
- str=node.nodeName+str;
- if(str.substr(0,9)=="#document")
- str=str.substring(9);
- return str;
-}
-
-UtilService.prototype.getNodeChildIndex = function(child) {
- var i=0;
- var parent=child.parentNode;
- var node=parent.firstChild;
- while(node!=null) {
- if(node==child)
- return i;
- if(node.nodeName==child.nodeName &&
- (node.nodeType==Node.ELEMENT_NODE || node.nodeType==Node.TEXT_NODE))
- i++;
- node=node.nextSibling;
- }
- return -1;
-}
-
-UtilService.prototype.decodeURL = function(text) {
- var decoder=Components.classes["@mozilla.org/intl/utf8converterservice;1"]
- .getService(Components.interfaces.nsIUTF8ConverterService);
- text=decoder.convertURISpecToUTF8(text,null);
- var hc="0123456789ABCDEFabcdef";
- var pt="";
- var i=0;
- while (i < text.length) {
- var ch=text.charAt(i);
- if (ch=="+") {
- pt+=" ";
- i++;
- } else if (ch=="%") {
- if (i < (text.length-2)
- && hc.indexOf(text.charAt(i+1)) != -1
- && hc.indexOf(text.charAt(i+2)) != -1 ) {
- pt+=unescape( text.substr(i,3) );
- i+=3;
- } else {
- pt+="?";
- i++;
- }
- } else {
- pt+=ch;
- i++;
- }
- }
- return pt;
-}
-
-UtilService.prototype.encodeURL = function(text) {
- var sc="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_.!~*'()";
- var h="0123456789ABCDEF";
- var encoded="";
- for (var i=0; i < text.length; i++ ) {
- var ch=text.charAt(i);
- if (ch==" ") {
- encoded+="+";
- } else if (sc.indexOf(ch) != -1) {
- encoded+=ch;
- } else {
- var charCode=ch.charCodeAt(0);
- if (charCode > 255) {
- encoded+="+";
- } else {
- encoded+="%"+h.charAt((charCode >> 4) & 0xF)+h.charAt(charCode & 0xF);
- }
- }
- }
- return encoded;
-};
-
-UtilService.prototype.contentPost = function(url,body,target,targetName,features) {
- if(target==null) {
- var wwatch = Components.classes["@mozilla.org/embedcomp/window-watcher;1"].getService().
- QueryInterface(Components.interfaces.nsIWindowWatcher);
- target=wwatch.openWindow(null, "about:blank",
- targetName, features, null);
- }
- var webNav = target.QueryInterface(Components.interfaces.nsIInterfaceRequestor).
- getInterface(Components.interfaces.nsIWebNavigation);
- var sis = null;
- if(body!=null) {
- sis=Components.classes["@mozilla.org/io/string-input-stream;1"].
- createInstance(Components.interfaces.nsIStringInputStream);
- sis.setData("Content-length: "+body.length+"\r\n\r\n"+body,-1);
- }
- webNav.loadURI(url,webNav.LOAD_FLAGS_NONE,null,sis,null);
-}
-
-UtilService.prototype.xmlEscape = function(str) {
- str=str.replace(/&/g,"&");
- str=str.replace(/</g,"<");
- str=str.replace(/>/g,">");
- return str;
- str=str.replace(/'/g,"'");
- str=str.replace(/"/g,""");
- var str0="";
- for(var i=0;i<str.length;i++) {
- var cc=str.charCodeAt(i);
- if(cc>=0x80)
- str0+="&#"+cc+";";
- else
- str0+=str[i];
- }
- return str0;
-}
-
-UtilService.prototype.getUTCTime = function() {
- var date=new Date();
- var t=date.getTime();
- t+=date.getTimezoneOffset()*60*1000;
- return t;
-}
-
-UtilService.prototype.formatNumberMinDigits = function(value,digits) {
- var str=""+value;
- while(str.length<digits)
- str="0"+str;
- return str;
-}
-
-UtilService.prototype.getExceptionStack = function(e) {
- try {
- var msg="";
- var location=e.location;
- while(location!=null) {
- msg+=location.filename+":"+location.lineNumber+"\n";
- location=location.caller;
- }
- return msg;
- } catch(e0) {
- return "[UtilService] error while getting exception frame: "+e0;
- }
-}
-
-UtilService.prototype.removeChild = function(ds,parent,child) {
- var seq=this.RDFCUtils.MakeSeq(ds,parent);
- seq.RemoveElement(child,true);
-}
-
-UtilService.prototype.removeChildRS = function(ds,parent,child) {
- var seq=this.RDFCUtils.MakeSeq(ds,parent);
- seq.RemoveElement(this.RDF.GetResource(child),true);
-}
-
-UtilService.prototype.removeChildSR = function(ds,parent,child) {
- var seq=this.RDFCUtils.MakeSeq(ds,this.RDF.GetResource(parent));
- seq.RemoveElement(child,true);
-}
-
-UtilService.prototype.removeChildSS = function(ds,parent,child) {
- var seq=this.RDFCUtils.MakeSeq(ds,this.RDF.GetResource(parent));
- seq.RemoveElement(this.RDF.GetResource(child),true);
-}
-
-UtilService.prototype.getRDFNodeValue = function(node) {
- if(node==null)
- return null;
- try {
- var res=node.QueryInterface(Components.interfaces.nsIRDFResource);
- return res.Value;
- } catch(e) {}
- try {
- var lit=node.QueryInterface(Components.interfaces.nsIRDFLiteral);
- return lit.Value;
- } catch(e) {}
- return null;
-}
-
-UtilService.prototype.QueryInterface = function(iid) {
- if (!iid.equals(Components.interfaces.nsISupports) &&
- !iid.equals(Components.interfaces.dhIUtilService)) {
- //dump("UtilService: requested invalid interface "+iid+"\n");
- throw Components.results.NS_ERROR_NO_INTERFACE;
- }
- return this;
-}
-
-var vUtilServiceModule = {
- firstTime: true,
-
- /*
- * RegisterSelf is called at registration time (component installation
- * or the only-until-release startup autoregistration) and is responsible
- * for notifying the component manager of all components implemented in
- * this module. The fileSpec, location and type parameters are mostly
- * opaque, and should be passed on to the registerComponent call
- * unmolested.
- */
- registerSelf: function (compMgr, fileSpec, location, type) {
-
- if (this.firstTime) {
- this.firstTime = false;
- throw Components.results.NS_ERROR_FACTORY_REGISTER_AGAIN;
- }
- compMgr = compMgr.QueryInterface(Components.interfaces.nsIComponentRegistrar);
- compMgr.registerFactoryLocation(NS_UTIL_SERVICE_CID,
- "UtilService",
- NS_UTIL_SERVICE_PROG_ID,
- fileSpec,
- location,
- type);
- },
-
- unregisterSelf: function(compMgr, fileSpec, location) {
- compMgr = compMgr.QueryInterface(Components.interfaces.nsIComponentRegistrar);
- compMgr.unregisterFactoryLocation(NS_UTIL_SERVICE_CID, fileSpec);
- },
-
- /*
- * The GetClassObject method is responsible for producing Factory and
- * SingletonFactory objects (the latter are specialized for services).
- */
- getClassObject: function (compMgr, cid, iid) {
- if (!cid.equals(NS_UTIL_SERVICE_CID)) {
- throw Components.results.NS_ERROR_NO_INTERFACE;
- }
-
- if (!iid.equals(Components.interfaces.nsIFactory)) {
- throw Components.results.NS_ERROR_NOT_IMPLEMENTED;
- }
-
- return this.vUtilServiceFactory;
- },
-
- /* factory object */
- vUtilServiceFactory: {
- /*
- * Construct an instance of the interface specified by iid, possibly
- * aggregating it with the provided outer. (If you don't know what
- * aggregation is all about, you don't need to. It reduces even the
- * mightiest of XPCOM warriors to snivelling cowards.)
- */
- createInstance: function (outer, iid) {
- if (outer != null) {
- throw Components.results.NS_ERROR_NO_AGGREGATION;
- }
-
- if(Node==null)
- Node=Components.interfaces.nsIDOMNode;
-
- if(XPathResult==null)
- XPathResult=Components.interfaces.nsIDOMXPathResult;
-
- return (new UtilService()).QueryInterface(iid);
- }
- },
-
- /*
- * The canUnload method signals that the component is about to be unloaded.
- * C++ components can return false to indicate that they don't wish to be
- * unloaded, but the return value from JS components' canUnload is ignored:
- * mark-and-sweep will keep everything around until it's no longer in use,
- * making unconditional ``unload'' safe.
- *
- * You still need to provide a (likely useless) canUnload method, though:
- * it's part of the nsIModule interface contract, and the JS loader _will_
- * call it.
- */
- canUnload: function(compMgr) {
- return true;
- }
-};
-
-function NSGetModule(compMgr, fileSpec) {
- return vUtilServiceModule;
-}
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