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-rw-r--r--embed/ephy-view-source-handler.c172
1 files changed, 137 insertions, 35 deletions
diff --git a/embed/ephy-view-source-handler.c b/embed/ephy-view-source-handler.c
index af6276929..fe2de7124 100644
--- a/embed/ephy-view-source-handler.c
+++ b/embed/ephy-view-source-handler.c
@@ -21,9 +21,12 @@
#include "config.h"
#include "ephy-view-source-handler.h"
+#include "ephy-embed-container.h"
#include "ephy-embed-shell.h"
+#include "ephy-web-view.h"
#include <gio/gio.h>
+#include <glib/gi18n.h>
#include <string.h>
struct _EphyViewSourceHandler {
@@ -47,13 +50,11 @@ ephy_view_source_request_new (EphyViewSourceHandler *handler,
WebKitURISchemeRequest *request)
{
EphyViewSourceRequest *view_source_request;
- EphyEmbedShell *shell = ephy_embed_shell_get_default ();
- WebKitWebContext *context = ephy_embed_shell_get_web_context (shell);
view_source_request = g_slice_new (EphyViewSourceRequest);
- view_source_request->source_handler = handler;
+ view_source_request->source_handler = g_object_ref (handler);
view_source_request->scheme_request = g_object_ref (request);
- view_source_request->web_view = g_object_ref_sink (webkit_web_view_new_with_context (context));
+ view_source_request->web_view = NULL; /* created only if required */
view_source_request->cancellable = g_cancellable_new ();
view_source_request->load_changed_id = 0;
@@ -66,8 +67,9 @@ ephy_view_source_request_free (EphyViewSourceRequest *request)
if (request->load_changed_id > 0)
g_signal_handler_disconnect (request->web_view, request->load_changed_id);
+ g_object_unref (request->source_handler);
g_object_unref (request->scheme_request);
- g_object_unref (request->web_view);
+ g_clear_object (&request->web_view);
g_cancellable_cancel (request->cancellable);
g_object_unref (request->cancellable);
@@ -77,21 +79,28 @@ ephy_view_source_request_free (EphyViewSourceRequest *request)
static void
finish_uri_scheme_request (EphyViewSourceRequest *request,
- gchar *data)
+ gchar *data,
+ GError *error)
{
GInputStream *stream;
gssize data_length;
- data_length = MIN (strlen (data), G_MAXSSIZE);
- stream = g_memory_input_stream_new_from_data (data, data_length, g_free);
- webkit_uri_scheme_request_finish (request->scheme_request, stream, data_length, "text/html");
+ g_assert ((data && !error) || (!data && error));
+
+ if (error) {
+ webkit_uri_scheme_request_finish_error (request->scheme_request, error);
+ } else {
+ data_length = MIN (strlen (data), G_MAXSSIZE);
+ stream = g_memory_input_stream_new_from_data (data, data_length, g_free);
+ webkit_uri_scheme_request_finish (request->scheme_request, stream, data_length, "text/html");
+ g_object_unref (stream);
+ }
request->source_handler->outstanding_requests =
g_list_remove (request->source_handler->outstanding_requests,
request);
ephy_view_source_request_free (request);
- g_object_unref (stream);
}
static void
@@ -108,10 +117,8 @@ web_resource_data_cb (WebKitWebResource *resource,
data = webkit_web_resource_get_data_finish (resource, result, &length, &error);
if (error) {
- html = g_strdup (error->message);
- length = strlen (html);
+ finish_uri_scheme_request (request, NULL, error);
g_error_free (error);
- finish_uri_scheme_request (request, html);
return;
}
@@ -123,15 +130,32 @@ web_resource_data_cb (WebKitWebResource *resource,
escaped_str = g_markup_escape_text (data_str, -1);
g_free (data_str);
- html = g_strdup_printf ("<body>"
- "<pre>"
- "<code class=\"language-html\">%s</code>"
+ html = g_strdup_printf ("<head>"
+ "<link href=\"ephy-resource:///org/gnome/epiphany/prism.css\" rel=\"stylesheet\"/>"
+ "</head>"
+ "<body style=\"background-color: #f5f2f0;\">"
+ "<script src=\"ephy-resource:///org/gnome/epiphany/prism.js\"></script>"
+ /* http://prismjs.com/plugins/line-numbers/ */
+ "<pre class=\"line-numbers\" style=\"overflow: visible\">"
+ "<code class=\"language-markup\">%s</code>"
"</pre>"
"</body>",
escaped_str);
g_free (escaped_str);
- finish_uri_scheme_request (request, html);
+ finish_uri_scheme_request (request, html, NULL);
+}
+
+static void
+ephy_view_source_request_begin_get_source_from_web_view (EphyViewSourceRequest *request,
+ WebKitWebView *web_view)
+{
+ WebKitWebResource *resource = webkit_web_view_get_main_resource (web_view);
+ g_assert (resource);
+ webkit_web_resource_get_data (resource,
+ request->cancellable,
+ (GAsyncReadyCallback)(web_resource_data_cb),
+ request);
}
static void
@@ -139,13 +163,79 @@ load_changed_cb (WebKitWebView *web_view,
WebKitLoadEvent load_event,
EphyViewSourceRequest *request)
{
- if (load_event == WEBKIT_LOAD_FINISHED) {
- WebKitWebResource *resource = webkit_web_view_get_main_resource (web_view);
- webkit_web_resource_get_data (resource,
- request->cancellable,
- (GAsyncReadyCallback)(web_resource_data_cb),
- request);
- }
+ if (load_event == WEBKIT_LOAD_FINISHED)
+ ephy_view_source_request_begin_get_source_from_web_view (request, web_view);
+}
+
+static void
+ephy_view_source_request_begin_get_source_from_uri (EphyViewSourceRequest *request,
+ const char *uri)
+{
+ EphyEmbedShell *shell = ephy_embed_shell_get_default ();
+ WebKitWebContext *context = ephy_embed_shell_get_web_context (shell);
+
+ request->web_view = WEBKIT_WEB_VIEW (g_object_ref_sink (webkit_web_view_new_with_context (context)));
+
+ g_assert (request->load_changed_id == 0);
+ request->load_changed_id = g_signal_connect (request->web_view, "load-changed",
+ G_CALLBACK (load_changed_cb),
+ request);
+
+ webkit_web_view_load_uri (request->web_view, uri);
+}
+
+static gint
+embed_is_displaying_matching_uri (EphyEmbed *embed,
+ SoupURI *uri)
+{
+ EphyWebView *web_view;
+ SoupURI *view_uri;
+ gint ret = -1;
+
+ if (ephy_embed_has_load_pending (embed))
+ return -1;
+
+ web_view = ephy_embed_get_web_view (embed);
+ if (ephy_web_view_is_loading (web_view))
+ return -1;
+
+ view_uri = soup_uri_new (ephy_web_view_get_address (web_view));
+ if (!view_uri)
+ return -1;
+
+ soup_uri_set_fragment (view_uri, NULL);
+ ret = soup_uri_equal (view_uri, uri) ? 0 : -1;
+
+ soup_uri_free (view_uri);
+
+ return ret;
+}
+
+static WebKitWebView *
+get_web_view_matching_uri (SoupURI *uri)
+{
+ EphyEmbedShell *shell;
+ GtkWindow *window;
+ GList *embeds = NULL;
+ GList *found;
+ EphyEmbed *embed = NULL;
+
+ shell = ephy_embed_shell_get_default ();
+ window = gtk_application_get_active_window (GTK_APPLICATION (shell));
+
+ if (!EPHY_IS_EMBED_CONTAINER (window))
+ goto out;
+
+ embeds = ephy_embed_container_get_children (EPHY_EMBED_CONTAINER (window));
+ found = g_list_find_custom (embeds, uri, (GCompareFunc)embed_is_displaying_matching_uri);
+
+ if (found)
+ embed = found->data;
+
+out:
+ g_list_free (embeds);
+
+ return embed ? WEBKIT_WEB_VIEW (ephy_embed_get_web_view (embed)) : NULL;
}
static void
@@ -155,6 +245,7 @@ ephy_view_source_request_start (EphyViewSourceRequest *request)
char *modified_uri;
char *decoded_fragment;
const char *original_uri;
+ WebKitWebView *web_view;
request->source_handler->outstanding_requests =
g_list_prepend (request->source_handler->outstanding_requests, request);
@@ -162,25 +253,29 @@ ephy_view_source_request_start (EphyViewSourceRequest *request)
original_uri = webkit_uri_scheme_request_get_uri (request->scheme_request);
soup_uri = soup_uri_new (original_uri);
- if (!soup_uri) {
- g_critical ("Failed to construct SoupURI for %s", original_uri);
- finish_uri_scheme_request (request, g_strdup (""));
+ if (!soup_uri || !soup_uri->fragment) {
+ /* Can't assert because user could theoretically input something weird */
+ GError *error = g_error_new (WEBKIT_NETWORK_ERROR,
+ WEBKIT_NETWORK_ERROR_FAILED,
+ _("%s is not a valid URI"),
+ original_uri);
+ finish_uri_scheme_request (request, NULL, error);
+ g_error_free (error);
return;
}
/* Convert e.g. ephy-source://gnome.org#https to https://gnome.org */
- g_assert (soup_uri->fragment);
decoded_fragment = soup_uri_decode (soup_uri->fragment);
soup_uri_set_scheme (soup_uri, decoded_fragment);
soup_uri_set_fragment (soup_uri, NULL);
modified_uri = soup_uri_to_string (soup_uri, FALSE);
+ g_assert (modified_uri);
- g_assert(request->load_changed_id == 0);
- request->load_changed_id = g_signal_connect (request->web_view, "load-changed",
- G_CALLBACK (load_changed_cb),
- request);
-
- webkit_web_view_load_uri (request->web_view, modified_uri);
+ web_view = get_web_view_matching_uri (soup_uri);
+ if (web_view)
+ ephy_view_source_request_begin_get_source_from_web_view (request, WEBKIT_WEB_VIEW (web_view));
+ else
+ ephy_view_source_request_begin_get_source_from_uri (request, modified_uri);
g_free (decoded_fragment);
g_free (modified_uri);
@@ -188,12 +283,19 @@ ephy_view_source_request_start (EphyViewSourceRequest *request)
}
static void
+cancel_outstanding_request (EphyViewSourceRequest *request)
+{
+ g_cancellable_cancel (request->cancellable);
+}
+
+static void
ephy_view_source_handler_dispose (GObject *object)
{
EphyViewSourceHandler *handler = EPHY_VIEW_SOURCE_HANDLER (object);
if (handler->outstanding_requests) {
- g_list_free_full (handler->outstanding_requests, (GDestroyNotify)ephy_view_source_request_free);
+ g_list_foreach (handler->outstanding_requests, (GFunc)cancel_outstanding_request, NULL);
+ g_list_free (handler->outstanding_requests);
handler->outstanding_requests = NULL;
}