mirror of
https://github.com/yacy/yacy_search_server.git
synced 2024-09-19 00:01:41 +02:00
267 lines
12 KiB
JavaScript
267 lines
12 KiB
JavaScript
/*
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* Copyright (C) 2010 - 2015 Michael Benz, Michael Peter Christen
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*
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* This file is part of YaCy.
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*
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* YaCy is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* YaCy 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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*
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* You should have received a copy of the GNU General Public License
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* along with YaCy. If not, see <http://www.gnu.org/licenses/>.
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*/
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function xmlhttpPost() {
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var searchform = document.forms['searchform'];
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var rsslink = document.getElementById("rsslink");
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if (rsslink != null) rsslink.href="yacysearch.rss?query=" + searchform.query.value;
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search(searchform.query.value, searchform.maximumRecords.value, searchform.startRecord.value);
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}
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// static variables
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var start = new Date();
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var query = "";
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var maximumRecords = "1000";
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var startRecord = "0";
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var searchresult;
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var totalResults = 0;
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var filetypes;
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var topics;
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var script = "";
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var modifier = "";
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var modifiertype = "";
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function search(search, count, offset) {
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var navhtml = document.getElementById("searchnavigation");
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if (navhtml != null) navhtml.innerHTML = "<div>loading from local index...</div>";
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query = search;
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maximumRecords = count;
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if (count == "") maximumRecords = 100;
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startRecord = offset;
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if (offset == "") startRecord = 0;
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start = new Date();
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if (query == null || query == "") {
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return;
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}
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var self = this;
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if (window.XMLHttpRequest) { // Mozilla/Safari
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self.xmlHttpReq = new XMLHttpRequest();
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} else if (window.ActiveXObject) { // IE
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self.xmlHttpReq = new ActiveXObject("Microsoft.XMLHTTP");
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}
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//self.xmlHttpReq.open('GET', "yacysearch.json?verify=false&resource=local&nav=all&contentdom=all&maximumRecords=" + maximumRecords + "&startRecord=" + startRecord + "&query=" + query, true);
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self.xmlHttpReq.open('GET', "/solr/select?hl=false&wt=yjson&facet=true&facet.mincount=1&facet.field=url_file_ext_s&start=" + startRecord + "&rows=" + maximumRecords + "&query=" + query, true);
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self.xmlHttpReq.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
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self.xmlHttpReq.onreadystatechange = function() {
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if (self.xmlHttpReq.readyState == 4) {
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preparepage(self.xmlHttpReq.responseText);
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}
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}
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self.xmlHttpReq.send(null);
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}
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function navget(list, name) {
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for (var i = 0; i < list.length; i++) {
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if (list[i].facetname == name) return list[i];
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}
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}
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function preparepage(str) {
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document.getElementById("searchnavigation").innerHTML = "<div>parsing result...</div>";
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var raw = document.getElementById("raw");
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if (raw != null) raw.innerHTML = str;
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var rsp = eval("(" + str + ")");
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var firstChannel = rsp.channels[0];
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searchresult = firstChannel.items;
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totalResults = firstChannel.totalResults.replace(/[,.]/,"");
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topics = navget(firstChannel.navigation, "topics");
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filetypefacet = navget(firstChannel.navigation, "filetypes");
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filetypes = {};
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if (filetypefacet) {
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var elements = filetypefacet.elements;
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for (var fc = 0; fc < elements.length; fc++) {
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filetypes[elements[fc].name] = elements[fc].count;
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}
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}
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script = "";
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if (query.length >= 13 && query.substring(query.length - 13, query.length - 3) == " filetype:") {
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modifier = query.substring(query.length - 12);
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}
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if (modifier != "") modifiertype = modifier.substring(modifier.length - 3)
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if (modifiertype == "png" || modifiertype == "gif" || modifiertype == "jpg" || modifiertype == "PNG" || modifiertype == "GIF" || modifiertype == "JPG") {
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var tt = resultImages();
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document.getElementById("searchresults").innerHTML = tt;
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} else {
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var tt = resultList();
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document.getElementById("searchresults").innerHTML = tt;
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}
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var tt = resultNavigation();
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document.getElementById("searchnavigation").innerHTML = tt;
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document.getElementById("serverlist").innerHTML = "";
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hideDownloadScript();
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}
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function makeDownloadScript() {
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document.getElementById("downloadscript").innerHTML = "<div><pre>" + script + "</pre><br/></div>";
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document.getElementById("downloadbutton").innerHTML = "<input id=\"downloadbutton\" type=\"button\" value=\"hide the download script\" onClick=\"hideDownloadScript();\"/>";
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}
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function hideDownloadScript() {
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document.getElementById("downloadscript").innerHTML = "";
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var dlb = document.getElementById("downloadbutton");
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if (dlb) dlb.innerHTML = "<input type=\"button\" value=\"create a download script\" onClick=\"makeDownloadScript();\"/>";
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}
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function resultNavigation() {
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var html = "";
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if (searchresult.length > totalResults) totalResults = searchresult.length;
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if (totalResults > 0) {
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html += "<div>" + searchresult.length + " results from a total of " + totalResults + " docs in index; search time: " + ((new Date()).getTime() - start.getTime()) + " milliseconds. ";
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html += "<div style=\"clear:left\">";
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html += "<div style=\"display:inline\" id=\"downloadbutton\"></div>";
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if (maximumRecords != 10 && totalResults >= 10) html += "<input type=\"button\" value=\"10 results\" onClick=\"window.location.href='/yacyinteractive.html?query=" + query + "&startRecord=" + startRecord + "&maximumRecords=10'\"/>";
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if (maximumRecords != 100 && totalResults >= 100) html += "<input type=\"button\" value=\"100 results\" onClick=\"window.location.href='/yacyinteractive.html?query=" + query + "&startRecord=" + startRecord + "&maximumRecords=100'\"/>";
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if (maximumRecords != 1000 && totalResults >= 1000) html += "<input type=\"button\" value=\"1000 results\" onClick=\"window.location.href='/yacyinteractive.html?query=" + query + "&startRecord=" + startRecord + "&maximumRecords=1000'\"/>";
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if (totalResults <= 10000 && maximumRecords < totalResults) html += "<input type=\"button\" value=\"all results\" onClick=\"window.location.href='/yacyinteractive.html?query=" + query + "&startRecord=" + startRecord + "&maximumRecords=" + Math.max(100,totalResults) + "'\"/>";
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html += "</div>"; // for inline
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html += "</div>"; // for result statistic wrapper
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} else {
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if (query == "") {
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html += "please enter some search words<br\>or use the following predefined search queries:<br\>";
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html += "find images: ";
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html += "(<a style=\"text-decoration:underline\" href=\"/yacyinteractive.html?query=png+filetype:png&startRecord=" + startRecord + "&maximumRecords=" + maximumRecords + "\">png</a>),";
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html += "(<a style=\"text-decoration:underline\" href=\"/yacyinteractive.html?query=gif+filetype:gif&startRecord=" + startRecord + "&maximumRecords=" + maximumRecords + "\">gif</a>),";
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html += "(<a style=\"text-decoration:underline\" href=\"/yacyinteractive.html?query=jpg+filetype:jpg&startRecord=" + startRecord + "&maximumRecords=" + maximumRecords + "\">jpg</a>)<br>";
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html += "list: ";
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html += "<a style=\"text-decoration:underline\" href=\"/yacyinteractive.html?query=pdf+/date+filetype:pdf&startRecord=" + startRecord + "&maximumRecords=" + maximumRecords + "\">recent pdf</a><br>";
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//html += "<iframe src=\"rssTerminal.html?set=LOCALINDEXING&width=600px&height=180px&maxlines=20&maxwidth=120\" ";
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//html += "style=\"width:600px;height:180px;margin:0px;\" scrolling=\"no\" name=\"newsframe\"></iframe>";
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} else {
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html += "no results";
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}
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}
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// add extension navigation
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var extnav = "";
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for (var key in filetypes) {
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if (filetypes[key] > 0) {
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extnav += "<a style=\"text-decoration:underline\" href=\"/yacyinteractive.html?query=" + query + "+filetype:" + key + "&startRecord=" + startRecord + "&maximumRecords=" + maximumRecords + "\">" + key + "</a>(" + filetypes[key] + ") ";
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}
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}
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if (extnav.length > 0) {
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html += "<div style=\"display:block\">apply a <b>filter</b> by filetype: " + extnav + "</div>";
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} else {
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// check if there is a filetype constraint and offer a removal
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if (modifier != "") {
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html += "<span style=\"display:block\"><a style=\"text-decoration:underline\" href=\"/yacyinteractive.html?query=" + query.substring(0, query.length - 13) + "&startRecord=" + startRecord + "&maximumRecords=" + maximumRecords + "\">remove the filter '" + modifier + "'</a></span>";
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}
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}
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return html;
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}
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function resultList() {
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var html = "";
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if (searchresult.length > 0) {
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document.getElementById("searchnavigation").innerHTML = "<div>found " + searchresult.length + " documents, preparing table...</div>";
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html += "<table class=\"sortable\" id=\"sortable\" border=\"0\" cellpadding=\"0\" cellspacing=\"1\" width=\"99%\">";
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html += "<tr class=\"TableHeader\" valign=\"bottom\"><td width=\"10\">Count</td><td width=\"40\">Protocol</td><td width=\"60\">Host</td><td width=\"140\">Path</td><td width=\"360\">URL</td><td width=\"60\">Size</td><td width=\"120\">Date</td></tr>";
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for (var i = 0; i < searchresult.length; i++) { html += resultLine("row", searchresult[i], i + 1); }
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html += "</table>";
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}
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return html;
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}
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function resultImages() {
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var html = "";
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document.getElementById("searchnavigation").innerHTML = "<div>found " + searchresult.length + " images, preparing...</div>";
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for (var i = 0; i < searchresult.length; i++) { html += resultLine("image", searchresult[i]); }
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return html;
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}
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function resultLine(type, item, linenumber) {
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// evaluate item
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if (item == null) return "";
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if (item.link == null) return "";
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protocol = "";
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host = "";
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path = item.link;
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file = "";
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p = item.link.indexOf("//");
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if (p > 0) {
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protocol = item.link.substring(0, p - 1);
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q = item.link.indexOf("/", p + 2);
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if (q > 0) {
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host = item.link.substring(p + 2, q);
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path = item.link.substring(q);
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} else {
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host = item.link.substring(p + 2);
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path = "/";
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}
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}
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title = item.title;
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q = path.lastIndexOf("/");
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if (q > 0) {
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file = path.substring(q + 1);
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path = path.substring(0, q + 1);
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} else {
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file = path;
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path = "/";
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}
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path = unescape(path);
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if (path.length >= 40) path = path.substring(0, 18) + "..." + path.substring(path.length - 19);
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if (title == "") title = path;
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if (title.length >= 60) title = title.substring(0, 28) + "..." + title.substring(title.length - 29);
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pd = item.pubDate;
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if (pd == undefined) pd = "";
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if (pd.substring(pd.length - 6) == " +0000") pd = pd.substring(0, pd.length - 6);
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if (pd.substring(pd.length - 9) == " 00:00:00") pd = pd.substring(0, pd.length - 9);
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if (pd.substring(pd.length - 5) == " 2010") pd = pd.substring(0, pd.length - 5);
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// update navigation
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for (var key in filetypes) {
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if (query.indexOf("filetype:" + key) >= 0) delete filetypes[key];
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}
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// update download script
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if (item.link.indexOf("smb://") >= 0) script += "smbget -n -a -r \"" + item.link + "\"\n"; else script += "curl -sOL \"" + item.link + "\"\n";
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// make table row
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var html = "";
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if (type == "row") {
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html += "<tr class=\"TableCellLight\">";
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html += "<td align=\"left\">" + linenumber + "</td>"; // Count
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html += "<td align=\"left\">" + protocol + "</td>"; // Protocol
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html += "<td align=\"left\"><a href=\"" + protocol + "://" + host + "/" + "\">" + host + "</a></td>"; // Host
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html += "<td align=\"left\"><a href=\"" + protocol + "://" + host + path + "\">" + path + "</a></td>"; // Path
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html += "<td align=\"left\"><a href=\"" + item.link + "\">" + unescape(item.link) + "</a></td>"; // URL
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if (item.sizename == "-1 bytes") html += "<td></td>"; else html += "<td align=\"right\">" + item.sizename + "</td>"; // Size
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html += "<td align=\"right\">" + pd + "</td>"; // Date
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html += "</tr>";
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}
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if (type == "image") {
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html += "<div style=\"float:left\">";
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html += "<a href=\"" + item.link + "\" class=\"thumblink\" onclick=\"return hs.expand(this)\">";
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html += "<img src=\"/ViewImage.png?maxwidth=96&maxheight=96&code=" + item.guid + " + &url=" + item.link + "\" alt=\"" + title + "\" />";
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//html += "<img src=\"" + item.link + "\" width=\"96\" height=\"96\" alt=\"" + title + "\" />";
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html += "</a>";
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var name = title;
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while ((p = name.indexOf("/")) >= 0) { name = name.substring(p + 1); }
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html += "<div class=\"highslide-caption\"><a href=\"" + item.link + "\">" + name + "</a><br /><a href=\"" + protocol + "://" + host + "/" + "\">" + host + "</a></div>";
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html += "</div>";
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}
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// return entry
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return html;
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}
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