Fix 2 bugs in Docbook export

Patch by Baoqiu Cui

lisp/ChangeLog

@@ -1,3 +1,8 @@
+2010-04-03  Carsten Dominik  <carsten.dominik@gmail.com>
+
+	* org-docbook.el (org-docbook-do-expand): Fix bug with variable names.
+	(org-export-docbook-finalize-table): Make use of label for tables.
+
 2010-04-02  Carsten Dominik  <carsten.dominik@gmail.com>
 
 	* org-attach.el (org-attach-commit): Split on newlines.

lisp/org-docbook.el

@@ -1259,13 +1259,13 @@ string, don't modify these."
   (if org-export-with-sub-superscripts
       (setq s (org-export-docbook-convert-sub-super s)))
   (if org-export-with-TeX-macros
-      (let ((start 0) wd rep ass)
+      (let ((start 0) wd rep)
 	(while (setq start (string-match "\\\\\\([a-zA-Z]+\\)\\({}\\)?"
 					 s start))
 	  (if (get-text-property (match-beginning 0) 'org-protected s)
 	      (setq start (match-end 0))
 	    (setq wd (match-string 1 s))
-	    (if (setq ass (org-entity-get-representation wd 'html))
+	    (if (setq rep (org-entity-get-representation wd 'html))
 		(setq s (replace-match rep t t s))
 	      (setq start (+ start (length wd))))))))
   s)
@@ -1349,18 +1349,33 @@ string, don't modify these."
 	(replace-match ""))))
 
 (defun org-export-docbook-finalize-table (table)
-  "Change TABLE to informaltable if caption does not exist.
+  "Clean up TABLE and turn it into DocBook format.
+This function adds a label to the table if it is available, and
+also changes TABLE to informaltable if caption does not exist.
 TABLE is a string containing the HTML code generated by
 `org-format-table-html' for a table in Org-mode buffer."
-  (if (string-match
-       "^<table \\(\\(.\\|\n\\)+\\)<caption></caption>\n\\(\\(.\\|\n\\)+\\)</table>"
-       table)
-      (replace-match (concat "<informaltable "
-			     (match-string 1 table)
-			     (match-string 3 table)
-			     "</informaltable>")
-		     nil nil table)
-    table))
+  (let ((table-with-label label))
+    ;; Get the label if it exists, and move it into the <table> element.
+    (setq table-with-label
+	  (if (string-match
+	       "^<table \\(\\(.\\|\n\\)+\\)<a name=\"\\(.+\\)\" id=\".+\"></a>\n\\(\\(.\\|\n\\)+\\)</table>"
+	       table)
+	      (replace-match (concat "<table xml:id=\"" (match-string 3 table) "\" "
+				     (match-string 1 table)
+				     (match-string 4 table)
+				     "</table>")
+			     nil nil table)
+	    table))
+    ;; Change <table> into <informaltable> if caption does not exist.
+    (if (string-match
+	 "^<table \\(\\(.\\|\n\\)+\\)<caption></caption>\n\\(\\(.\\|\n\\)+\\)</table>"
+	 table-with-label)
+	(replace-match (concat "<informaltable "
+			       (match-string 1 table-with-label)
+			       (match-string 3 table-with-label)
+			       "</informaltable>")
+		       nil nil table-with-label)
+      table-with-label)))
 
 ;; Note: This function is very similar to
 ;; org-export-html-convert-sub-super.  They can be merged in the future.