X-Git-Url: http://git.nikiroo.be/?a=blobdiff_plain;f=src%2Fbe%2Fnikiroo%2Fgofetch%2Fsupport%2FBasicSupport.java;h=4067979d4dc1b3f1657189be91d85ec8cec345c0;hb=880740c458956524bfe1e5f7c1f40b98d054bbe4;hp=102023eb051a02b6c13a41e5ddc0d64e98743156;hpb=100a839503d23e324d2db3f6d3e47892def3bf81;p=gofetch.git diff --git a/src/be/nikiroo/gofetch/support/BasicSupport.java b/src/be/nikiroo/gofetch/support/BasicSupport.java index 102023e..4067979 100644 --- a/src/be/nikiroo/gofetch/support/BasicSupport.java +++ b/src/be/nikiroo/gofetch/support/BasicSupport.java @@ -1,12 +1,8 @@ package be.nikiroo.gofetch.support; import java.io.IOException; -import java.io.InputStream; -import java.net.URL; -import java.net.URLConnection; import java.util.ArrayList; import java.util.List; -import java.util.zip.GZIPInputStream; import org.jsoup.helper.StringUtil; import org.jsoup.nodes.Element; @@ -17,31 +13,95 @@ import org.jsoup.select.NodeTraversor; import org.jsoup.select.NodeVisitor; import be.nikiroo.gofetch.data.Story; +import be.nikiroo.utils.Downloader; public abstract class BasicSupport { + protected static Downloader downloader = new Downloader("gofetcher"); + public enum Type { - SLASHDOT, PIPEDOT, LWN, LEMONDE, + SLASHDOT, PIPEDOT, LWN, LEMONDE, REGISTER, TOOLINUX, } - public interface QuoteProcessor { + /** + * Used to process an element into lines. + * + * @author niki + */ + public interface ElementProcessor { + /** + * Detect if this node is a quote and should be trated as such. + * + * @param node + * the node to check + * @return TRUE if it is + */ public boolean detectQuote(Node node); + /** + * Process text content (will be called on each text element, allowing + * you to modify it if needed). + * + * @param text + * the text to process + * @return + */ public String processText(String text); + /** + * Ignore this node. + * + * @param node + * the node to ignore + * @return TRUE if it has to be ignored + */ public boolean ignoreNode(Node node); /** - * Manually process this node if so desired. + * Manually process this node (and return the manual processing value) + * if so desired. + *
+ * If the node is manually processed, it and its children will not be
+ * automatically processed.
*
* @param node
* the node to optionally process
*
- * @return NULL if not processed, a {@link String} (may be empty) if we
- * must not process it any further
+ * @return NULL if not processed (will thus be automatically processed
+ * as usual), a {@link String} (may be empty) if we process it
+ * manually -- the given {@link String} will be used instead of
+ * the usual automatic processing if not NULL
*/
public String manualProcessing(Node node);
}
+ /**
+ * A default {@link ElementProcessor} (will not detect or process anything
+ * manually).
+ *
+ * @author niki
+ */
+ public class BasicElementProcessor implements ElementProcessor {
+ @Override
+ public boolean detectQuote(Node node) {
+ return false;
+ }
+
+ @Override
+ public String processText(String text) {
+ return text;
+ }
+
+ @Override
+ public boolean ignoreNode(Node node) {
+ return false;
+ }
+
+ @Override
+ public String manualProcessing(Node node) {
+ return null;
+ }
+ }
+
static private String preselector;
private Type type;
@@ -92,6 +152,15 @@ public abstract class BasicSupport {
BasicSupport.preselector = preselector;
}
+ /**
+ * Return a {@link BasicSupport} that is compatible with the given
+ * {@link Type} if it exists (or NULL if not).
+ *
+ * @param type
+ * the type
+ *
+ * @return a compatible {@link BasicSupport} if it exists (or NULL if not)
+ */
static public BasicSupport getSupport(Type type) {
BasicSupport support = null;
@@ -109,6 +178,12 @@ public abstract class BasicSupport {
case LEMONDE:
support = new LeMonde();
break;
+ case REGISTER:
+ support = new TheRegister();
+ break;
+ case TOOLINUX:
+ support = new TooLinux();
+ break;
}
if (support != null) {
@@ -123,18 +198,6 @@ public abstract class BasicSupport {
return preselector + "/" + type + "/";
}
- // TODO: check Downloader.java?
- static protected InputStream open(URL url) throws IOException {
- URLConnection conn = url.openConnection();
- conn.connect();
- InputStream in = conn.getInputStream();
- if ("gzip".equals(conn.getContentEncoding())) {
- in = new GZIPInputStream(in);
- }
-
- return in;
- }
-
/**
* Get the first {@link Element} of the given class, or an empty span
* {@link Element} if none found.
@@ -175,22 +238,35 @@ public abstract class BasicSupport {
return new Element("span");
}
+ /**
+ * Process the given element into text (each line is a text paragraph and
+ * can be prepended with ">" signs to indicate a quote or sub-quote or
+ * sub-sub-quote...).
+ *
+ * @param element
+ * the element to process
+ * @param elementProcessor
+ * the element processor, must not be NULL
+ *
+ * @return text lines, each line is a paragraph
+ */
static protected List