diff -r 000000000000 -r ae7b3fa753dc get_attached_files.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/get_attached_files.c	Thu Nov 16 08:30:26 2006 +0000
@@ -0,0 +1,148 @@
+/*
+ * This program parses the XML data provided by sourceforge to extract the
+ * list of "attached files" (which are not themselves included in the XML
+ * stream and therefore need to be seperately downloaded for archiving).
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <libxml/xmlmemory.h>
+#include <libxml/parser.h>
+
+struct artifact_type {
+    char *name;
+    int id;
+} artifact_types[] = {
+    "Bugs",		109746,
+    "Support Requests",	209746,
+    "Patches",		309746,
+    "Feature Requests",	359746,
+};
+
+#ifndef NO_ELEMS
+#define NO_ELEMS(array)	(sizeof(array)/sizeof(*(array)))
+#endif
+
+void parse_history(xmlDocPtr doc,const xmlChar *artifact_id,
+  const xmlChar *artifact_type,xmlNodePtr node)
+{
+    xmlNodePtr field,cur;
+    xmlAttrPtr attr;
+    xmlChar *name=NULL;
+    xmlChar *field_name=NULL;
+    xmlChar *text;
+    int file_id,i;
+    for(field=node->xmlChildrenNode;field;field=field->next)
+	if (!xmlStrcmp(field->name,(const xmlChar *)"field"))
+	{
+	    for(attr=field->properties;attr;attr=attr->next)
+		if (!xmlStrcmp(attr->name,(const xmlChar *)"name"))
+		{
+		    name=xmlNodeListGetString(doc,attr->children,1);
+		    if (!xmlStrcmp(name,(const xmlChar *)"field_name"))
+			field_name=xmlNodeListGetString(doc,field->children,1);
+		    if (!xmlStrcmp(field_name,(const xmlChar *)"File Added") &&
+		      !xmlStrcmp(name,(const xmlChar *)"old_value"))
+		    {
+			text=xmlNodeListGetString(doc,field->children,1);
+			if (sscanf(text,"%d",&file_id)==1)
+			{
+			    for(i=NO_ELEMS(artifact_types)-1;i>=0;i--)
+				if (!strcmp(artifact_types[i].name,
+				  (const char *)artifact_type))
+				    break;
+			    if (i>=0)
+				printf("%d %s %d\n",
+				  artifact_types[i].id,artifact_id,file_id);
+			    else
+				fprintf(stderr,
+				  "Warning: Unknown artifact type \"%s\" - "
+				  "attached file %s ignored\n",
+				  artifact_type,text);
+			}
+			xmlFree(text);
+		    }
+		    xmlFree(name);
+		}
+	}
+    if (field_name)
+	xmlFree(field_name);
+}
+
+void parse_artifact(xmlDocPtr doc,xmlNodePtr node)
+{
+    xmlNodePtr field,cur;
+    xmlAttrPtr attr;
+    xmlChar *name=NULL;
+    xmlChar *id=NULL;
+    xmlChar *type=NULL;
+    xmlChar *text;
+    for(field=node->xmlChildrenNode;field;field=field->next)
+	if (!xmlStrcmp(field->name,(const xmlChar *)"field"))
+	{
+	    for(attr=field->properties;attr;attr=attr->next)
+		if (!xmlStrcmp(attr->name,(const xmlChar *)"name"))
+		{
+		    name=xmlNodeListGetString(doc,attr->children,1);
+		    if (!xmlStrcmp(name,(const xmlChar *)"artifact_id"))
+			id=xmlNodeListGetString(doc,field->children,1);
+		    if (!xmlStrcmp(name,(const xmlChar *)"artifact_type"))
+			type=xmlNodeListGetString(doc,field->children,1);
+		}
+	    if (!xmlStrcmp(name,(const xmlChar *)"artifact_history"))
+		for(cur=field->xmlChildrenNode;cur;cur=cur->next)
+		    if (!xmlStrcmp(cur->name,"history"))
+			parse_history(doc,id,type,cur);
+	    if (name)
+	    {
+		xmlFree(name);
+		name=NULL;
+	    }
+	}
+    if (id)
+	xmlFree(id);
+    if (type)
+	xmlFree(type);
+}
+
+int main(int argc,char **argv)
+{
+    xmlDocPtr doc;
+    xmlNodePtr cur;
+    doc=xmlParseFile(argv[1]);
+    if (!doc)
+    {
+	fprintf(stderr,"Document not parsed successfully.\n");
+	exit(1);
+    }
+    cur=xmlDocGetRootElement(doc);
+    if (!cur)
+    {
+	fprintf(stderr,"Empty document.\n");
+	xmlFreeDoc(doc);
+	exit(1);
+    }
+    if (xmlStrcmp(cur->name,(const xmlChar *)"project_export"))
+    {
+	fprintf(stderr,"%s does not appear to be a project export document.\n",
+	  argv[1]);
+	xmlFreeDoc(doc);
+	exit(1);
+    }
+    for(cur=cur->xmlChildrenNode;cur;cur=cur->next)
+	if (!xmlStrcmp(cur->name,(const xmlChar *)"artifacts"))
+	    break;
+    if (!cur)
+    {
+	fprintf(stderr,"%s does not appear to contain an artifacts node.\n",
+	  argv[1]);
+	xmlFreeDoc(doc);
+	exit(1);
+    }
+    for(cur=cur->xmlChildrenNode;cur;cur=cur->next)
+	if (!xmlStrcmp(cur->name,(const xmlChar *)"artifact"))
+	    parse_artifact(doc,cur);
+    xmlFreeDoc(doc);
+    exit(0);
+}