String.prototype.contains = function(searchString) {
return (this.indexOf(searchString) != -1);
};
Array.prototype.contains = function(searchValue) {
var i = this.length;
while (i--) {
if (this[i] == searchValue) {
return true;
}
}
return false;
};
SearchXML = function (nodes, query, useChildElements) {
var results = [];
for (var i = 0; i<nodes.length; i++) {
for (var j = 0; j<nodes[i].childNodes.length; j++) {
currNode = nodes[i].childNodes[j];
if (useChildElements.contains(currNode.nodeName)) {
if (currNode.firstChild.nodeValue.contains(query)) {
results.push(nodes[i]);
break;
}
}
}
}
return results;
};
ElementsToSearch = function () {
var childElementsToSearch = [];
if (search_fields.title_check.checked) {
childElementsToSearch.push("title");
}
if (search_fields.author_check.checked) {
childElementsToSearch.push("author");
}
if (search_fields.message_check.checked) {
childElementsToSearch.push("message");
}
return childElementsToSearch;
};
DisplayNodes = function (nodes, field_txt) {
field_txt.htmlText = "";
var entry;
var separator = "<br>_______________________<br><br>";
for (var i = 0; i<nodes.length; i++) {
entry = "";
entry += "<b>"+nodes[i].childNodes[0].firstChild.nodeValue+"</b>";
entry += " نويسنده : "+nodes[i].childNodes[1].firstChild.nodeValue;
entry += "<br>"+nodes[i].childNodes[2].firstChild.nodeValue;
if (nodes[i].attributes.url.length) {
entry += "<br><a href='"+nodes[i].attributes.url;
entry += "'><font color='#FF0000'>مطالعه کامل مقاله ...</font></a>";
}
field_txt.htmlText += entry+separator;
}
};
search_highlight = new TextFormat();
search_highlight.color = 0xFF0000;
search_highlight.italic = true;
HighlightOccurences = function (str, field_txt, format) {
if (!str.length) {
return (0);
}
var start = field_txt.text.indexOf(str);
var end = start+str.length;
while (start != -1) {
field_txt.setTextFormat(start, end, search_highlight);
start = field_txt.text.indexOf(str, end);
end = start+str.length;
}
};
var posts_xml = new XML();
posts_xml.ignoreWhite = true;
posts_xml.onLoad = function(success) {
if (success) {
search_fields._visible = true;
} else {
results_txt.text = "Error loading XML";
}
};
search_fields._visible = false;
posts_xml.load("sokhanrani.xml");
search_fields.title_check.title_txt.text = "عنوان مقاله";
search_fields.author_check.title_txt.text = "نويسنده مقاله";
search_fields.message_check.title_txt.text = "بخشي از مقاله";
search_fields.search_btn.onRelease = function() {
if (search_fields.query_txt.text.length<3) {
results_txt.text = "جهت جستجو لطفا یک مورد را انتخاب و کلمه مورد نظر را وارد نمائید";
return (0);
}
var searchElements = ElementsToSearch();
var nodesWithQuery = SearchXML(posts_xml.firstChild.childNodes, search_fields.query_txt.text, searchElements);
if (nodesWithQuery.length) {
DisplayNodes(nodesWithQuery, results_txt);
} else {
results_txt.text = " ... هيچ نتيجه ای نداشت "+search_fields.query_txt.text+".";
return (0);
}
HighlightOccurences(search_fields.query_txt.text, results_txt, search_highlight);
scrollbar.setScroll(0);
};
scrollbar.setTarget(results_txt);