/*
-** $Id: pz2.js,v 1.51 2007-08-30 13:24:37 jakub Exp $
+** $Id: pz2.js,v 1.59 2007-09-28 10:14:09 jakub Exp $
** pz2.js - pazpar2's javascript client library.
*/
//supported pazpar2's protocol version
__myself.suppProtoVer = '1';
- __myself.pz2String = paramArray.pazpar2path || "/pazpar2/search.pz2";
+ if (typeof paramArray.pazpar2path != "undefined")
+ __myself.pz2String = paramArray.pazpar2path;
+ else
+ __myself.pz2String = "/pazpar2/search.pz2";
__myself.useSessions = true;
__myself.stylesheet = paramArray.detailstylesheet || null;
pz2.prototype =
{
+ //error handler for async error throws
+ throwError: function (errMsg, errCode)
+ {
+ var err = new Error(errMsg);
+ if (errCode) err.code = errCode;
+
+ if (__myself.errorHandler) {
+ __myself.errorHandler(err);
+ }
+ else {
+ throw err;
+ }
+ },
+
// stop activity by clearing tiemouts
stop: function ()
{
else
// if it gets here the http return code was 200 (pz2 errors are 417)
// but the response was invalid, it should never occur
- setTimeout("__myself.init()", 1000);
+ // setTimeout("__myself.init()", 1000);
+ __myself.throwError('Init failed. Malformed WS resonse.', 110);
}
);
// when through proxy no need to init
else
// if it gets here the http return code was 200 (pz2 errors are 417)
// but the response was invalid, it should never occur
- setTimeout("__myself.ping()", 1000);
+ // setTimeout("__myself.ping()", 1000);
+ __myself.throwError('Ping failed. Malformed WS resonse.', 111);
}
);
},
else
// if it gets here the http return code was 200 (pz2 errors are 417)
// but the response was invalid, it should never occur
- setTimeout("__myself.search(__myself.currQuery)", 500);
+ // setTimeout("__myself.search(__myself.currQuery)", 500);
+ __myself.throwError('Search failed. Malformed WS resonse.', 112);
}
);
},
else
// if it gets here the http return code was 200 (pz2 errors are 417)
// but the response was invalid, it should never occur
- __myself.statTimer = setTimeout("__myself.stat()", __myself.statTime / 4);
+ //__myself.statTimer = setTimeout("__myself.stat()", __myself.statTime / 4);
+ __myself.throwError('Stat failed. Malformed WS resonse.', 113);
}
);
},
else
// if it gets here the http return code was 200 (pz2 errors are 417)
// but the response was invalid, it should never occur
- __myself.showTimer = setTimeout("__myself.show()", __myself.showTime / 4);
+ // __myself.showTimer = setTimeout("__myself.show()", __myself.showTime / 4);
+ __myself.throwError('Show failed. Malformed WS resonse.', 114);
}
);
},
else
// if it gets here the http return code was 200 (pz2 errors are 417)
// but the response was invalid, it should never occur
- setTimeout("__myself.record(__myself.currRecID)", 500);
+ // setTimeout("__myself.record(__myself.currRecID)", 500);
+ __myself.throwError('Record failed. Malformed WS resonse.', 115);
}
);
},
termlist: function()
{
- if( !__myself.searchStatusOK && __.myself.useSessions )
+ if( !__myself.searchStatusOK && __myself.useSessions )
throw new Error('Pz2.js: termlist command has to be preceded with a search command.');
// if called explicitly takes precedence
else
// if it gets here the http return code was 200 (pz2 errors are 417)
// but the response was invalid, it should never occur
- __myself.termTimer = setTimeout("__myself.termlist()", __myself.termTime / 4);
+ // __myself.termTimer = setTimeout("__myself.termlist()", __myself.termTime / 4);
+ __myself.throwError('Termlist failed. Malformed WS resonse.', 116);
}
);
else
// if it gets here the http return code was 200 (pz2 errors are 417)
// but the response was invalid, it should never occur
- __myself.bytargetTimer = setTimeout("__myself.bytarget()", __myself.bytargetTime / 4);
+ // __myself.bytargetTimer = setTimeout("__myself.bytarget()", __myself.bytargetTime / 4);
+ __myself.throwError('Bytarget failed. Malformed WS resonse.', 117);
}
);
},
var el = params;
for (var key in el) {
if (el[key] != null) {
- getUrl += sep + key + '=' + encodeURI(el[key]);
+ getUrl += sep + key + '=' + encodeURIComponent(el[key]);
sep = '&';
}
}
if ( this.request.responseXML
&& this.request.responseXML.documentElement.nodeName == 'error'
&& this.request.responseXML.getElementsByTagName("error").length ) {
- var errAddInfo = this.request.responseXML.getElementsByTagName("error")[0].childNodes[0].nodeValue;
+ var errAddInfo = '';
+ if ( this.request.responseXML.getElementsByTagName("error")[0].childNodes.length )
+ errAddInfo = ': ' + this.request.responseXML.getElementsByTagName("error")[0].childNodes[0].nodeValue;
var errMsg = this.request.responseXML.getElementsByTagName("error")[0].getAttribute("msg");
var errCode = this.request.responseXML.getElementsByTagName("error")[0].getAttribute("code");
- var err = new Error(errMsg + ': ' + errAddInfo);
+ var err = new Error(errMsg + errAddInfo);
err.code = errCode;
if (this.errorHandler) {
return doc;
}
+DOMDoc.transformToDoc = function (xmlDoc, xslDoc)
+{
+ if ( window.XSLTProcessor ) {
+ var proc = new XSLTProcessor();
+ proc.importStylesheet( xslDoc );
+ return proc.transformToDocument(xmlDoc);
+ } else if ( window.ActiveXObject ) {
+ return document.parseXmlFromString(xmlDoc.transformNode(xslDoc));
+ } else {
+ alert( 'Unable to perform XSLT transformation in this browser' );
+ }
+}
+
// DOMElement
Element_removeFromDoc = function (DOM_Element)
{
if ( typeof DOM_Element.textContent != 'undefined' ) {
return DOM_Element.textContent;
- } else if (DOM_Element.text ) {
+ } else if (typeof DOM_Element.text != 'undefined') {
return DOM_Element.text;
} else {
throw new Error("Cannot get text content of the node, no such method.");
** QUERY CLASS ******************************************************************
*********************************************************************************
*/
-var pzQuery = function()
+
+var pzFilter = function()
+{
+ this.filterHash = new Array();
+ this.filterNums = 0;
+};
+
+pzFilter.prototype =
+{
+ addFilter: function(name, value)
+ {
+ var filter = {"name": name, "id": value };
+ this.filterHash[this.filterHash.length] = filter;
+ this.filterNums++
+ return this.filterHash.length - 1;
+ },
+
+ setFilter: function(name, value)
+ {
+ this.filterHash = new Array();
+ this.filterNums = 0;
+ this.addFilter(name, value);
+ },
+
+ getFilter: function(index)
+ {
+ return this.filterHash[index].id;
+ },
+
+ getFilterName: function(index)
+ {
+ return this.filterHash[index].name;
+ },
+
+ removeFilter: function(index)
+ {
+ delete this.filterHash[index];
+ this.filterNums--;
+ },
+
+ clearFilter: function()
+ {
+ this.filterHash = new Array();
+ this.filterNums = 0;
+ },
+
+ getFilterString: function()
+ {
+ if( this.filterNums <= 0 ) {
+ return undefined;
+ }
+
+ var filter = 'pz:id=';
+ for(var i = 0; i < this.filterHash.length; i++)
+ {
+ if (this.filterHash[i] == undefined) continue;
+ if (filter > 'pz:id=') filter = filter + '|';
+ filter += this.filterHash[i].id;
+ }
+ return filter;
+ }
+};
+
+var mkState = function()
{
+ this.sort = 'relevance';
+ this.perPage = 20;
+ this.page = 0;
this.simpleQuery = '';
this.singleFilter = null;
this.advTerms = new Array();
- this.filterHash = new Array();
this.numTerms = 0;
- this.filterNums = 0;
+ this.action = '';
};
-pzQuery.prototype = {
+
+mkState.prototype =
+{
reset: function()
{
this.simpleQuery = '';
this.simpleFilter = null;
this.numTerms = 0;
},
+
clearSimpleQuery: function()
{
this.simpleQuery = '';
},
+
addTerm: function(field, value)
{
var term = {"field": field, "value": value};
this.advTerms[this.numTerms] = term;
this.numTerms++;
},
+
getTermValueByIdx: function(index)
{
return this.advTerms[index].value;
},
+
getTermFieldByIdx: function(index)
{
return this.advTerms[index].field;
},
+
/* semicolon separated list of terms for given field*/
getTermsByField: function(field)
{
}
return terms;
},
+
addTermsFromList: function(inputString, field)
{
var inputArr = inputString.split(';');
for(var i=0; i < inputArr.length; i++)
{
if(inputArr[i].length < 3) continue;
- this.advTerms[this.numTerms] = {"field": field, "value": inputArr[i] };
+ this.advTerms[this.numTerms]
+ = {"field": field, "value": inputArr[i] };
this.numTerms++;
}
},
+
removeTermByIdx: function(index)
{
this.advTerms.splice(index, 1);
this.numTerms--;
},
+
toCCL: function()
{
var ccl = '';
for(var i = 0; i < this.advTerms.length; i++)
{
if (ccl != '') ccl = ccl + ' and ';
- ccl = ccl + this.advTerms[i].field+'="'+this.advTerms[i].value+'"';
+ ccl = ccl + this.advTerms[i].field
+ +'="'+this.advTerms[i].value+'"';
}
return ccl;
},
- addFilter: function(name, value)
- {
- var filter = {"name": name, "id": value };
- this.filterHash[this.filterHash.length] = filter;
- this.filterNums++
- return this.filterHash.length - 1;
- },
- setFilter: function(name, value)
- {
- this.filterHash = new Array();
- this.filterNums = 0;
- this.addFilter(name, value);
- },
- getFilter: function(index)
- {
- return this.filterHash[index].id;
- },
- getFilterName: function(index)
- {
- return this.filterHash[index].name;
- },
- removeFilter: function(index)
- {
- delete this.filterHash[index];
- this.filterNums--;
- },
- clearFilter: function()
- {
- this.filterHash = new Array();
- this.filterNums = 0;
- },
- getFilterString: function()
- {
- //temporary
- if( this.singleFilter != null ) {
- return 'pz:id='+this.singleFilter.id;
- }
- else if( this.filterNums <= 0 ) {
- return undefined;
- }
-
- var filter = 'pz:id=';
- for(var i = 0; i < this.filterHash.length; i++)
- {
- if (this.filterHash[i] == undefined) continue;
- if (filter > 'pz:id=') filter = filter + '|';
- filter += this.filterHash[i].id;
- }
- return filter;
- },
+
totalLength: function()
{
var simpleLength = this.simpleQuery != '' ? 1 : 0;
return this.advTerms.length + simpleLength;
},
+
clearSingleFilter: function()
{
this.singleFilter = null;
},
+
setSingleFilter: function(name, value)
{
this.singleFilter = {"name": name, "id": value };
},
+
getSingleFilterName: function()
{
return this.singleFilter.name;
- }
-}
+ },
+ getSingleFilterString: function()
+ {
+ if( this.singleFilter != null ) {
+ return 'pz:id='+this.singleFilter.id;
+ } else {
+ return undefined;
+ }
+ }
+};
}