From 668dfb4884f2e50b28b3f91629933cb108936214 Mon Sep 17 00:00:00 2001
From: James Bursa <james@netsurf-browser.org>
Date: Wed, 25 Dec 2002 21:38:45 +0000
Subject: [PATCH] [project @ 2002-12-25 21:36:29 by bursa] Changes to url
 handling.

svn path=/import/netsurf/; revision=55
---
 desktop/browser.c | 53 ++++++++++++++++++++++++++++++++++++++++++++++-
 desktop/fetch.c   | 40 +++++++----------------------------
 2 files changed, 59 insertions(+), 34 deletions(-)

diff --git a/desktop/browser.c b/desktop/browser.c
index 8ff634fae..1a507d65a 100644
--- a/desktop/browser.c
+++ b/desktop/browser.c
@@ -1,5 +1,5 @@
 /**
- * $Id: browser.c,v 1.11 2002/12/25 20:17:18 bursa Exp $
+ * $Id: browser.c,v 1.13 2002/12/25 21:38:45 bursa Exp $
  */
 
 #include "netsurf/riscos/font.h"
@@ -10,11 +10,13 @@
 #include "netsurf/render/utils.h"
 #include "netsurf/desktop/cache.h"
 #include "netsurf/utils/log.h"
+#include "libxml/uri.h"
 #include <string.h>
 #include <stdlib.h>
 #include <assert.h>
 #include <limits.h>
 #include <time.h>
+#include <ctype.h>
 
 struct box_selection
 {
@@ -440,6 +442,7 @@ void browser_window_open_location(struct browser_window* bw, char* url)
 {
   LOG(("bw = %p, url = %s", bw, url));
   assert(bw != 0 && url != 0);
+  url = url_join(url, bw->url);
   browser_window_open_location_historical(bw, url);
   if (bw->history == NULL)
     bw->history = history_create(NULL, url);
@@ -448,6 +451,7 @@ void browser_window_open_location(struct browser_window* bw, char* url)
     history_remember(bw->history, NULL, url);
     bw->history = bw->history->later;
   }
+  xfree(url);
   LOG(("end"));
 }
 
@@ -938,3 +942,50 @@ void browser_window_redraw_boxes(struct browser_window* bw, struct box_position*
     gui_window_redraw(bw->window, redraw_min_x, redraw_min_y,
       redraw_max_x, redraw_max_y);
 }
+
+char *url_join(const char* new, const char* base)
+{
+  xmlURI* uri;
+  char* ret;
+  int i;
+
+  LOG(("new = %s, base = %s", new, base));
+
+  if (base == 0)
+  {
+    /* no base, so make an absolute URL */
+    uri = xmlParseURI(new);
+    assert(uri != 0);
+
+    if (uri->scheme == 0)
+      uri->scheme = "http";
+
+    if (uri->server == 0) {
+      uri->server = uri->path;
+      uri->path = 0;
+    }
+  }
+  else
+  {
+    /* relative url */
+    char* uri_string = xmlBuildURI(new, base);
+    uri = xmlParseURI(uri_string);
+    xfree(uri_string);
+    assert(uri != 0);
+  }
+
+  /* make server name lower case */
+  assert(uri->scheme != 0 && uri->server != 0);
+  for (i = 0; i < strlen(uri->server); i++)
+    uri->server[i] = tolower(uri->server[i]);
+
+  /* http://www.example.com -> http://www.example.com/ */
+  if (uri->path == 0)
+    uri->path = "/";
+
+  ret = xmlSaveUri(uri);
+  xmlFreeURI(uri);
+
+  LOG(("ret = %s", ret));
+  return ret;
+}
diff --git a/desktop/fetch.c b/desktop/fetch.c
index 4eabeb653..1b474868e 100644
--- a/desktop/fetch.c
+++ b/desktop/fetch.c
@@ -1,5 +1,5 @@
 /**
- * $Id: fetch.c,v 1.3 2002/12/25 20:17:18 bursa Exp $
+ * $Id: fetch.c,v 1.5 2002/12/25 21:38:45 bursa Exp $
  */
 
 #include "libxml/HTMLparser.h"
@@ -10,48 +10,22 @@
 #include "netsurf/desktop/fetch.h"
 #include "netsurf/render/utils.h"
 #include "curl/curl.h"
-#include "libxml/uri.h"
 #include <time.h>
 #include <string.h>
 #include <stdio.h>
 
 void fetch_identify_location(struct fetch* f, char* location, char* previous)
 {
-/*  FILE* ff = fopen("identify", "a");
-  fprintf(ff, "identify: '%s' '%s'", location, previous);
-  if (f->location != NULL)
-    fprintf(ff, " '%s'\n", f->location);
-  else
-    fprintf(ff, "\n");
-  fclose(ff);*/
-
   if (f->location != NULL)
     xfree(f->location);
 
-  if (strspn(location, "http://") == strlen("http://"))
-  {
-    f->location = xstrdup(location);
-    f->type = fetch_CURL;
-    return;
-  }
-  else if (strspn(location, "file:/") == strlen("file:/"))
-  {
-    f->location = xstrdup(location);
-    f->type = fetch_FILE;
-    return;
-  }
-  else if (previous != NULL)
-  {
-    f->location = xmlBuildURI(location, previous);
-    assert(f->location != NULL);
-    f->type = fetch_CURL;
-    return;
-  }
+  f->location = xstrdup(location);
 
-  f->location = xcalloc(strlen(location) + strlen("http://") + 1, sizeof(char));
-  sprintf(f->location, "http://%s", location);
-  f->type = fetch_CURL;
-  return;
+  if (strspn(location, "file:/") == strlen("file:/"))
+    f->type = fetch_FILE;
+  else
+    /* throw everything else at curl, since it can fetch lots of protocols */
+    f->type = fetch_CURL;
 }
 
 struct fetch* create_fetch(char* location, char* previous, fetch_flags f, struct fetch_request* r)