mirror of
https://github.com/yacy/yacy_search_server.git
synced 2024-09-19 00:01:41 +02:00
1377c53aa3
these links are mixed to the snippets for testing purpose (a final version will handle this differently) git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@3069 6c8d7289-2bf4-0310-a012-ef5d649a1542
85 lines
3.8 KiB
Java
85 lines
3.8 KiB
Java
package xml;
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import java.net.MalformedURLException;
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import java.util.ArrayList;
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import java.util.Set;
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import java.util.TreeSet;
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import de.anomic.http.httpHeader;
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import de.anomic.plasma.plasmaURL;
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import de.anomic.kelondro.kelondroMSetTools;
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import de.anomic.net.URL;
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import de.anomic.plasma.plasmaCondenser;
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import de.anomic.plasma.plasmaSearchQuery;
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import de.anomic.plasma.plasmaSnippetCache;
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import de.anomic.plasma.plasmaSwitchboard;
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import de.anomic.server.serverObjects;
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import de.anomic.server.serverSwitch;
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import de.anomic.server.logging.serverLog;
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public class snippet {
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public static serverObjects respond(httpHeader header, serverObjects post, serverSwitch env) throws MalformedURLException {
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// return variable that accumulates replacements
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plasmaSwitchboard switchboard = (plasmaSwitchboard) env;
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serverObjects prop = new serverObjects();
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// getting url
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String urlString = post.get("url", "");
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URL url = new URL(urlString);
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// if 'remove' is set to true, then RWI references to URLs that do not have the snippet are removed
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boolean remove = post.get("remove", "false").equals("true");
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// boolean line_end_with_punctuation
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boolean pre = post.get("pre", "false").equals("true");
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String querystring = post.get("search", "").trim();
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if ((querystring.length() > 2) && (querystring.charAt(0) == '"') && (querystring.charAt(querystring.length() - 1) == '"')) {
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querystring = querystring.substring(1, querystring.length() - 1).trim();
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}
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final TreeSet query = plasmaSearchQuery.cleanQuery(querystring);
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// filter out stopwords
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final TreeSet filtered = kelondroMSetTools.joinConstructive(query, plasmaSwitchboard.stopwords);
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if (filtered.size() > 0) {
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kelondroMSetTools.excludeDestructive(query, plasmaSwitchboard.stopwords);
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}
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// find snippet
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Set queryHashes = plasmaCondenser.words2hashes(query);
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plasmaSnippetCache.TextSnippet snippet = switchboard.snippetCache.retrieveTextSnippet(url, queryHashes, true, pre, 260, 10000);
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prop.put("status",snippet.getSource());
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if (snippet.getSource() < 11) {
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//prop.put("text", (snippet.exists()) ? snippet.getLineMarked(queryHashes) : "unknown");
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prop.put("text", (snippet.exists()) ? "<![CDATA["+snippet.getLineMarked(queryHashes)+"]]>" : "unknown");
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} else {
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String error = snippet.getError();
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if ((remove) && (error.equals("no matching snippet found"))) {
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serverLog.logInfo("snippet-fetch", "no snippet found, remove words '" + querystring + "' for url = " + url.toNormalform());
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switchboard.wordIndex.removeReferences(query, plasmaURL.urlHash(url));
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}
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prop.put("text", error);
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}
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prop.put("urlHash",plasmaURL.urlHash(url));
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// attach link information
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ArrayList mediaSnippets = switchboard.snippetCache.retrieveMediaSnippets(url, queryHashes, false, 1000);
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plasmaSnippetCache.MediaSnippet ms;
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for (int i = 0; i < mediaSnippets.size(); i++) {
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ms = (plasmaSnippetCache.MediaSnippet) mediaSnippets.get(i);
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prop.put("link_" + i + "_type", ms.type);
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prop.put("link_" + i + "_href", ms.href);
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prop.put("link_" + i + "_name", ms.name);
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prop.put("link_" + i + "_attr", ms.attr);
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}
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System.out.println("DEBUG: " + mediaSnippets.size() + " ENTRIES IN MEDIA SNIPPET LINKS");
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prop.put("link", mediaSnippets.size());
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prop.put("links", mediaSnippets.size());
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// return rewrite properties
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return prop;
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}
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}
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