X-Git-Url: http://jsfdemo.indexdata.com/?a=blobdiff_plain;f=www%2Fdemo%2Fsearch.js;h=e6917a7e76e2a95d80abf8b194a3acef4029ab86;hb=bb598725b8bcb2b109db06d1761e4d31677e09c3;hp=81be27de1f2bac982980f53798500f41d4c3b291;hpb=9028635288ffc5ba9706923bc79ac3bddfdf5e68;p=pazpar2-moved-to-github.git diff --git a/www/demo/search.js b/www/demo/search.js index 81be27d..e6917a7 100644 --- a/www/demo/search.js +++ b/www/demo/search.js @@ -1,4 +1,4 @@ -/* $Id: search.js,v 1.14 2007-01-10 12:15:46 sondberg Exp $ +/* $Id: search.js,v 1.23 2007-01-15 04:34:29 quinn Exp $ * --------------------------------------------------- * Javascript container */ @@ -20,16 +20,19 @@ var stattimer; var session_cells = Array('query', 'startrec', 'action_type'); var old_session = session_read(); var url_surveillence; -var recstoshow = 15; +var recstoshow = 20; var page_window = 5; // Number of pages prior to and after the current page var facet_list; var cur_facet = 0; +var cur_sort = "relevance"; +var searched = 0; function initialize () { facet_list = get_available_facets(); start_session(); session_check(); + set_sort(); } @@ -60,7 +63,7 @@ function session_started() return; var xml = xinitSession.responseXML; var sesid = xml.getElementsByTagName("session")[0].childNodes[0].nodeValue; - document.getElementById("status").innerHTML = "Live"; + assign_text(document.getElementById("status"), 'Live'); session = sesid; setTimeout(ping_session, 50000); } @@ -99,46 +102,6 @@ function session_pinged() setTimeout(ping_session, 50000); } -function targets_loaded() -{ - if (xloadTargets.readyState != 4) - return; - var xml = xloadTargets.responseXML; - var error = xml.getElementsByTagName("error"); - if (error[0]) - { - var msg = error[0].childNodes[0].nodeValue; - alert(msg); - return; - } - document.getElementById("targetstatus").innerHTML = "Targets loaded"; -} - -function load_targets() -{ - var fn = document.getElementById("targetfilename").value; - clearTimeout(termtimer); - clearTimeout(searchtimer); - clearTimeout(stattimer); - clearTimeout(showtimer); - document.getElementById("stat").innerHTML = ""; - if (!fn) - { - alert("Please enter a target definition file name"); - return; - } - var url="search.pz2?" + - "command=load" + - "&session=" + session + - "&name=" + fn; - document.getElementById("targetstatus").innerHTML = "Loading targets..."; - xloadTargets = GetXmlHttpObject(); - xloadTargets.onreadystatechange=targets_loaded; - xloadTargets.open("GET", url); - xloadTargets.send(null); -} - - function update_action (new_action) { document.search.action_type.value = new_action; } @@ -162,14 +125,17 @@ function make_pager (hits, offset, max) { var p = off / max + 1; var page_elem = create_element('a', p); - var newline_node = document.createTextNode('\n'); + var newline_node = document.createTextNode(' '); if ((offset >= off) && (offset < (off + max))) { page_elem.className = 'select'; } - page_elem.setAttribute('href', '#'); - page_elem.setAttribute('onclick', 'update_offset(' + off + ')'); + page_elem.setAttribute('off', off); + page_elem.style.cursor = 'pointer'; + page_elem.onclick = function () { + update_offset(this.getAttribute('off')); + }; div_elem.appendChild(page_elem); div_elem.appendChild(newline_node); @@ -180,6 +146,7 @@ function make_pager (hits, offset, max) { function update_offset (offset) { + clearTimeout(searchtimer); document.search.startrec.value = offset; update_action('page'); check_search(); @@ -197,6 +164,55 @@ function create_element (name, cdata) { } +function clear_cell (cell) { + while (cell.hasChildNodes()) + cell.removeChild(cell.firstChild); +} + + +function append_text(cell, text) { + text_node = document.createTextNode(text); + cell.appendChild(text_node); +} + + +function assign_text (cell, text) { + clear_cell(cell); + append_text(cell, text); +} + +function set_sort_opt(n, opt, str) +{ + var txt = document.createTextNode(str); + if (opt == cur_sort) + n.appendChild(txt); + else + { + var a = document.createElement('a'); + a.appendChild(txt); + a.setAttribute('href', ""); + a.setAttribute('onclick', "set_sort('" + opt + "'); return false"); + n.appendChild(a); + } +} + +function set_sort(sort) +{ + if (sort && sort != cur_sort) + { + cur_sort = sort; + if (searched) + check_search(); + } + + var t = document.getElementById("sortselect"); + clear_cell(t); + t.appendChild(document.createTextNode("Sort results by: ")); + set_sort_opt(t, 'relevance', 'Relevance'); + t.appendChild(document.createTextNode(" or ")); + set_sort_opt(t, 'title:1', 'Title'); +} + function show_records() { if (xshow.readyState != 4) @@ -205,17 +221,16 @@ function show_records() var xml = xshow.responseXML; var body = document.getElementById("body"); var hits = xml.getElementsByTagName("hit"); - - body.innerHTML = ''; + + clear_cell(body); if (!hits[0]) // We should never get here with blocking operations { - body.innerHTML = "No records yet"; + assign_text(body, 'No records yet'); searchtimer = setTimeout(check_search, 250); } else { - var total = Number(xml.getElementsByTagName('total')[0].childNodes[0].nodeValue); var merged = Number(xml.getElementsByTagName('merged')[0].childNodes[0].nodeValue); var start = Number(xml.getElementsByTagName('start')[0].childNodes[0].nodeValue); @@ -229,6 +244,7 @@ function show_records() ' to ' + (start + num) + ' of ' + merged + ' (total hits: ' + total + ')'); + searched = 1; interval.className = 'results'; record_container.className = 'records'; @@ -276,6 +292,7 @@ function check_search() "&start=" + document.search.startrec.value + "&num=" + recstoshow + "&session=" + session + + "&sort=" + cur_sort + "&block=1"; xshow = GetXmlHttpObject(); xshow.onreadystatechange=show_records; @@ -285,14 +302,17 @@ function check_search() function refine_query (obj) { + var term = obj.getAttribute('term'); + var cur_termlist = obj.getAttribute('facet'); var query_cell = document.getElementById('query'); - var term = obj.innerHTML; term = term.replace(/[\(\)]/g, ''); + if (cur_termlist == 'subject') query_cell.value += ' and su=(' + term + ')'; else if (cur_termlist == 'author') query_cell.value += ' and au=(' + term + ')'; + start_search(); } @@ -306,6 +326,7 @@ function show_termlist() var i; var xml = xtermlist.responseXML; var body = facet_list[cur_facet][1]; + var facet_name = facet_list[cur_facet][0]; var hits = xml.getElementsByTagName("term"); var clients = Number(xml.getElementsByTagName("activeclients")[0].childNodes[0].nodeValue); @@ -321,16 +342,21 @@ function show_termlist() } else { - body.innerHTML = ''; + clear_cell(body); for (i = 0; i < hits.length; i++) { var namen = hits[i].getElementsByTagName("name"); if (namen[0]) - var refine_cell = create_element('a', - namen[0].childNodes[0].nodeValue); + var term = namen[0].childNodes[0].nodeValue; + var refine_cell = create_element('a', term); refine_cell.setAttribute('href', '#'); - refine_cell.setAttribute('onclick', 'refine_query(this)'); + refine_cell.setAttribute('term', term); + refine_cell.setAttribute('facet', facet_name); + refine_cell.onclick = function () { + refine_query(this); + return false; + }; body.appendChild(refine_cell); } @@ -368,7 +394,7 @@ function show_stat() } else { - body.innerHTML = "("; + assign_text(body, '('); for (i = 0; i < nodes.length; i++) { if (nodes[i].nodeType != 1) @@ -377,9 +403,10 @@ function show_stat() if (value == 0) continue; var name = nodes[i].nodeName; - body.innerHTML += ' ' + name + '=' + value; + append_text(body, ' ' + name + '=' + value); } - body.innerHTML += ')'; + + append_text(body, ')'); if (clients > 0) stattimer = setTimeout(check_stat, 2000); } @@ -422,11 +449,6 @@ function start_search() stattimer = 0; clearTimeout(showtimer); showtimer = 0; - if (!targets_loaded) - { - alert("Please load targets first"); - return; - } var query = escape(document.getElementById('query').value); var url = "search.pz2?" + "command=search" + @@ -436,13 +458,12 @@ function start_search() xsearch.onreadystatechange=search_started; xsearch.open("GET", url); xsearch.send(null); - document.getElementById("body").innerHTML = ''; + clear_cell(document.getElementById("body")); update_history(); shown = 0; document.search.startrec.value = 0; } - function session_encode () { var i;