From a49cff43d551b29dd726a6d5c19aba31db3bfc71 Mon Sep 17 00:00:00 2001
From: "David A. Madore" <david+git@madore.org>
Date: Sat, 6 Apr 2013 20:18:10 +0200
Subject: Support for d:wrefcat attribute to create links inside a category.

---
 org/madore/damlengine/TodoWrefAttr.java  | 13 +++++++++++++
 org/madore/damlengine/WeblogSummary.java | 18 +++++++++++++++++-
 2 files changed, 30 insertions(+), 1 deletion(-)

(limited to 'org/madore/damlengine')

diff --git a/org/madore/damlengine/TodoWrefAttr.java b/org/madore/damlengine/TodoWrefAttr.java
index 7f40959..7f69a96 100644
--- a/org/madore/damlengine/TodoWrefAttr.java
+++ b/org/madore/damlengine/TodoWrefAttr.java
@@ -33,6 +33,13 @@ public class TodoWrefAttr extends TodoAttr {
 	String wrefNumberStr = wrefMatcher.group(4);
 	int wrefNumber = Integer.parseInt(wrefNumberStr);
 	String wrefSupplementStr = wrefMatcher.group(5);
+	String wrefCat;
+	if ( this.owner.hasAttributeNS(DamlEngine.DAML_NS, "wrefcat") ) {
+	    wrefCat = this.owner.getAttributeNS(DamlEngine.DAML_NS, "wrefcat");
+	    this.owner.removeAttributeNS(DamlEngine.DAML_NS, "wrefcat");
+	} else {
+	    wrefCat = null;
+	}
 	String targetFile;
 	String targetStdDir = (ctx.gc.uriToTop==null)?"":(ctx.gc.uriToTop+"weblog/");
 	WeblogSummary wsum = WeblogSummary.getSummary();
@@ -47,6 +54,10 @@ public class TodoWrefAttr extends TodoAttr {
 	    if ( ! ((wrefYearStr+"-"+wrefMonthStr+"-"+wrefDayStr)
 		    .equals(esum.date)) )
 		throw new IllegalArgumentException("date mismatch for reference to entry "+wrefNumberStr);
+	    if ( wrefCat != null ) {
+		if ( esum.catSet == null || ! esum.catSet.contains(wrefCat) )
+		    throw new IllegalArgumentException("reference to entry "+wrefNumberStr+" in wrong category "+wrefCat);
+	    }
 	}
 	// Choose file portion of link target
 	if ( esum != null && esum.doSinglePage != null && ! wrefSupplementStr.equals("") ) {
@@ -59,6 +70,8 @@ public class TodoWrefAttr extends TodoAttr {
 	} else if ( ctx.wsc != null && ctx.wsc.sel != null
 	     && ctx.wsc.sel.contains(wrefNumber) ) {
 	    targetFile = "";
+	} else if ( wrefCat != null ) {
+	    targetFile = targetStdDir + wrefCat + ".html";
 	} else {
 	    targetFile = targetStdDir + wrefYearStr + "-" + wrefMonthStr + ".html";
 	    if ( esum != null && esum.doSinglePage != null
diff --git a/org/madore/damlengine/WeblogSummary.java b/org/madore/damlengine/WeblogSummary.java
index 997f67a..50ab143 100644
--- a/org/madore/damlengine/WeblogSummary.java
+++ b/org/madore/damlengine/WeblogSummary.java
@@ -1,6 +1,7 @@
 package org.madore.damlengine;
 
 import java.util.HashMap;
+import java.util.HashSet;
 import java.sql.Connection;
 import java.sql.PreparedStatement;
 import java.sql.ResultSet;
@@ -14,6 +15,7 @@ public final class WeblogSummary {
 	String lang;
 	String title;  String titleXml;
 	String doSinglePage;
+	HashSet<String> catSet;
 	public EntrySummary(int id, String date, String lang,
 			    String title, String titleXml,
 			    String doSinglePage) {
@@ -23,6 +25,7 @@ public final class WeblogSummary {
 	    this.title = title;
 	    this.titleXml = titleXml;
 	    this.doSinglePage = doSinglePage;
+	    this.catSet = null;
 	}
     }
 
@@ -50,7 +53,20 @@ public final class WeblogSummary {
 		String title = selRes.getString(4);
 		String titleXml = selRes.getString(5);
 		String doSinglePage = selRes.getString(6);
-		singleton.entries.put(new Integer(id), new EntrySummary(id, date, lang, title, titleXml, doSinglePage));
+		singleton.entries.put(id, new EntrySummary(id, date, lang, title, titleXml, doSinglePage));
+	    }
+	    final PreparedStatement catSt
+		= conn.prepareStatement("SELECT id , code FROM incat");
+	    final ResultSet catRes = catSt.executeQuery();
+	    while ( catRes.next() ) {
+		int id = catRes.getInt(1);
+		String code = catRes.getString(2);
+		HashSet<String> catSet = singleton.entries.get(id).catSet;
+		if ( catSet == null ) {
+		    catSet = new HashSet<String>();
+		    singleton.entries.get(id).catSet = catSet;
+		}
+		catSet.add(code);
 	    }
 	} catch (SQLException e) {
 	    // Well, we'll have no summary.  Too bad, but better than abort.
-- 
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