X-Git-Url: http://lists.indexdata.dk/cgi-bin?a=blobdiff_plain;f=www%2Fdemo%2Fsearch.js;h=636b6e64cddfe3834be3191c458ae865dfbdd3b5;hb=43ab7355ebcec6bad9904067a1cfe46ccf1a9b0c;hp=32d3a183f58a23b7e3aa9583d0705b8efe675473;hpb=0fba4c4e15c9e73f0ddec926c36e17a3113df086;p=pazpar2-moved-to-github.git diff --git a/www/demo/search.js b/www/demo/search.js index 32d3a18..636b6e6 100644 --- a/www/demo/search.js +++ b/www/demo/search.js @@ -1,4 +1,4 @@ -/* $Id: search.js,v 1.1 2007-01-05 11:30:13 sondberg Exp $ +/* $Id: search.js,v 1.13 2007-01-10 11:42:17 sondberg Exp $ * --------------------------------------------------- * Javascript container */ @@ -21,10 +21,13 @@ var session_cells = Array('query', 'startrec', 'action_type'); var old_session = session_read(); var url_surveillence; var recstoshow = 15; -var cur_termlist = "subject"; +var page_window = 5; // Number of pages prior to and after the current page +var facet_list; +var cur_facet = 0; function initialize () { + facet_list = get_available_facets(); start_session(); session_check(); } @@ -70,8 +73,6 @@ function start_session() xinitSession.onreadystatechange=session_started; xinitSession.open("GET", url); xinitSession.send(null); - - //url_surveillence = setInterval(session_check, 200); } function ping_session() @@ -143,6 +144,59 @@ function update_action (new_action) { } +function make_pager (hits, offset, max) { + var html = ''; + var off; + var start_offset = offset - page_window * max; + var div_elem = document.createElement('div'); + + div_elem.className = 'pages'; + + if (start_offset < 0) { + start_offset = 0; + } + + for (off = start_offset; + off < hits && off < (start_offset + 2 * page_window * max); + off += max) { + + var p = off / max + 1; + var page_elem = create_element('a', p); + var newline_node = document.createTextNode('\n'); + + if ((offset >= off) && (offset < (off + max))) { + page_elem.className = 'select'; + } + + page_elem.setAttribute('href', '#'); + page_elem.setAttribute('onclick', 'update_offset(' + off + ')'); + + div_elem.appendChild(page_elem); + div_elem.appendChild(newline_node); + } + + return div_elem; +} + + +function update_offset (offset) { + document.search.startrec.value = offset; + update_action('page'); + check_search(); + update_history(); + return false; +} + + +function create_element (name, cdata) { + var elem_node = document.createElement(name); + var text_node = document.createTextNode(cdata); + elem_node.appendChild(text_node); + + return elem_node; +} + + function show_records() { if (xshow.readyState != 4) @@ -151,6 +205,9 @@ function show_records() var xml = xshow.responseXML; var body = document.getElementById("body"); var hits = xml.getElementsByTagName("hit"); + + body.innerHTML = ''; + if (!hits[0]) // We should never get here with blocking operations { body.innerHTML = "No records yet"; @@ -164,32 +221,40 @@ function show_records() var start = Number(xml.getElementsByTagName('start')[0].childNodes[0].nodeValue); var num = Number(xml.getElementsByTagName('num')[0].childNodes[0].nodeValue); var clients = Number(xml.getElementsByTagName("activeclients")[0].childNodes[0].nodeValue); - body.innerHTML = 'Records : '; - body.innerHTML += (start + 1) + ' to ' + (start + num) + - ' of ' + merged + ' (total hits: ' + total + ')'; - - if (start + num < merged) - body.innerHTML += ' Next'; - - if (start > 0) - body.innerHTML += ' Previous'; - - body.innerHTML += '
'; + var pager = make_pager(merged, start,recstoshow); + var break_node1 = document.createElement('br'); + var break_node2 = document.createElement('br'); + var record_container = document.createElement('div'); + var interval = create_element('div', 'Records : ' + (start + 1) + + ' to ' + (start + num) + ' of ' + + merged + ' (total hits: ' + + total + ')'); + interval.className = 'results'; + record_container.className = 'records'; + + body.appendChild(pager); + body.appendChild(interval); + body.appendChild(break_node1); + body.appendChild(break_node2); + body.appendChild(record_container); + for (i = 0; i < hits.length; i++) { - body.innerHTML += '

'; - body.innerHTML += (i + start + 1) + ': '; - var mk = hits[i].getElementsByTagName("title"); - if (mk[0]) - body.innerHTML += mk[0].childNodes[0].nodeValue; - body.innerHTML += '

'; + var mk = hits[i].getElementsByTagName("md-title"); + var field = ''; + + if (mk[0]) { + field = mk[0].childNodes[0].nodeValue; + } else { + field = 'N/A'; + } + + var record_cell = create_element('a', field); + record_cell.setAttribute('href', '#'); + record_cell.className = 'record'; + record_container.appendChild(record_cell); } + shown++; if (clients > 0) { @@ -200,7 +265,7 @@ function show_records() } } if (!termtimer) - termtimer = setTimeout(check_termlist, 1000); + termtimer = setTimeout(check_termlist, 500); } function check_search() @@ -231,35 +296,7 @@ function refine_query (obj) { start_search(); } -function set_termlist(termlist) -{ - cur_termlist = termlist; - check_termlist(); - if (termtimer) - { - clearTimeout(termtimer); - termtimer = 0; - } -} -function show_termlistoptions(body) -{ - var opts = Array( - Array('subject', 'Subject'), - Array('author', 'Author') - ); - - for (i in opts) - { - if (opts[i][0] == cur_termlist) - body.innerHTML += opts[i][1]; - else - body.innerHTML += '' + opts[i][1] + ''; - body.innerHTML += ' '; - } - body.innerHTML += '

'; -} function show_termlist() { @@ -268,38 +305,53 @@ function show_termlist() var i; var xml = xtermlist.responseXML; - var body = document.getElementById("termlist"); + var body = facet_list[cur_facet][1]; var hits = xml.getElementsByTagName("term"); var clients = Number(xml.getElementsByTagName("activeclients")[0].childNodes[0].nodeValue); + + cur_facet++; + + if (cur_facet >= facet_list.length) + cur_facet = 0; + if (!hits[0]) { - termtimer = setTimeout(check_termlist, 1000); + termtimer = setTimeout(check_termlist, 500); } else { - body.innerHTML = "Limit results:
"; - show_termlistoptions(body); - for (i = 0; i < hits.length; i++) + body.innerHTML = ''; + + 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); + refine_cell.setAttribute('href', '#'); + refine_cell.setAttribute('onclick', 'refine_query(this)'); + body.appendChild(refine_cell); + + /* body.innerHTML += '' + namen[0].childNodes[0].nodeValue + ''; - body.innerHTML += '
'; + */ } + if (clients > 0) - termtimer = setTimeout(check_termlist, 2000); + termtimer = setTimeout(check_termlist, 1000); } } function check_termlist() { + var facet_name = facet_list[cur_facet][0]; var url = "search.pz2?" + "command=termlist" + "&session=" + session + - "&name=" + cur_termlist; + "&name=" + facet_name; xtermlist = GetXmlHttpObject(); xtermlist.onreadystatechange=show_termlist; xtermlist.open("GET", url); @@ -390,7 +442,7 @@ function start_search() xsearch.onreadystatechange=search_started; xsearch.open("GET", url); xsearch.send(null); - document.getElementById("termlist").innerHTML = ''; +// document.getElementById("termlist").innerHTML = ''; document.getElementById("body").innerHTML = ''; update_history(); shown = 0; @@ -478,6 +530,25 @@ function session_check () } +function get_available_facets () { + var facet_container = document.getElementById('termlists'); + var facet_cells = facet_container.childNodes; + var facets = Array(); + var i; + + for (i = 0; i < facet_cells.length; i++) { + var cell = facet_cells.item(i); + + if (cell.className == 'facet') { + var facet_name = cell.id.replace(/^facet_([^_]+)_terms$/, "$1"); + facets.push(Array(facet_name, cell)); + } + } + + return facets; +} + + function get_facet_container (obj) { return document.getElementById(obj.id + '_terms'); } @@ -488,7 +559,7 @@ function toggle_facet (obj) { if (obj.className == 'selected') { obj.className = 'unselected'; - container.style.display = 'block'; + container.style.display = 'inline'; } else { obj.className = 'selected'; container.style.display = 'none';