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/** |
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usage.js an example usage of the search engine |
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A part of the jsfind project (http://projects.elucidsoft.net/jsfind) |
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Copyright (C) 2003 Shawn Garbett |
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This program is free software; you can redistribute it and/or |
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modify it under the terms of the GNU General Public License |
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as published by the Free Software Foundation; either version 2 |
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of the License, or (at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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Contact Info: |
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Shawn Garbett <Shawn@eLucidSoft.net> |
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http://www.elucidsoft.net |
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4037 General Bate Drive |
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Nashville, TN 37204 |
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*/ |
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function go(f) |
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{ |
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if(!document.search.query) |
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{ |
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return false; |
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} |
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var query=document.search.query.value; |
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var index_name=document.search.index_name.value; |
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if(query == null || query == "") |
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{ |
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alert("No search terms entered!"); |
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return false; |
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} |
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var parsed_string = query.replace(/\s/gi,"+"); |
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//var url=location.host+location.pathname+"?search="+parsed_string; |
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var url=location.pathname+"?"; |
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if (index_name) url += "index_name="+index_name+"&"; |
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url += "query="+parsed_string; |
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location = url; |
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return false; |
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} |
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// Function to help find a "DIV" element |
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function findDivHelper(n, id) |
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{ |
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for(var m=n.firstChild; m != null; m=m.nextSibling) |
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{ |
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if((m.nodeType == 1) && |
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(m.tagName.toLowerCase() == "div") && |
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m.getAttribute("id") && |
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(m.getAttribute("id").toLowerCase() == id.toLowerCase() )) |
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{ |
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return m; |
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} |
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else |
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{ |
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var r=findDivHelper(m, id); |
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if(r) return r; |
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} |
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} |
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return null; |
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} |
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// Function to find a specified "DIV" element by id |
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function findDiv(id) |
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{ |
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return findDivHelper(document.body,id); |
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} |
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// Print results to page |
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function printResults(result) |
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{ |
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//clearTimeout(watchdog_id); |
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//debug("clearTimeout = "+watchdog_id); |
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debug("printResults("+result.length+")"); |
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var d = findDiv("results"); |
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var header; |
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// Null result output |
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if(result.length < 1) |
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{ |
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header = (d.getElementsByTagName("h2"))[0].firstChild; |
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try { |
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header.replaceData(0, 14, "Nothing Found "); |
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} catch(e) {} |
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if(search_err != "") |
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{ |
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e = document.createElement("font"); |
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e.setAttribute("color","red"); |
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e.setAttribute("size","+1"); |
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e.appendChild(document.createTextNode(search_err)); |
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d.appendChild(e); |
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d.appendChild(document.createElement("br")); |
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} |
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return; |
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} |
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// Add results to main document |
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for(var i=result.length-1; i>=0; i--) |
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{ |
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var e = document.createElement("font"); |
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e = document.createElement("a"); |
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e.setAttribute("href",result[i].link+location.search); |
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// e.setAttribute("target","_blank"); |
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e.appendChild(document.createTextNode(result[i].title)); |
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d.appendChild(e); |
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d.appendChild(document.createTextNode(" ")); |
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e = document.createElement("font"); |
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e.setAttribute("color","gray"); |
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e.appendChild(document.createTextNode("["+result[i].frequency+"]")); |
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d.appendChild(e); |
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d.appendChild(document.createElement("br")); |
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d.appendChild(document.createElement("br")); |
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} |
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// Change header |
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header = (d.getElementsByTagName("h2"))[0].firstChild; |
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try { |
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header.replaceData(0, 14, "Search Results"); |
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} catch(e) {} |
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} |