ephy-web-app-utils: move the web app creation code here

1 files changed, 178 insertions, 0 deletions

diff --git a/embed/ephy-web-app-utils.c b/embed/ephy-web-app-utils.c
index d499552f7..8a427c0ef 100644
--- a/embed/ephy-web-app-utils.c
+++ b/embed/ephy-web-app-utils.c
@@ -23,9 +23,13 @@
 
 #include "ephy-web-app-utils.h"
 
+#include "ephy-debug.h"
 #include "ephy-file-helpers.h"
 #include "ephy-web-view.h"
 
+#include <glib/gstdio.h>
+#include <libsoup/soup-gnome.h>
+
 static gboolean
 _g_directory_delete_recursively (GFile *directory, GError **error)
 {
@@ -152,3 +156,177 @@ out:
 
   return return_value;
 }
+
+#define EPHY_WEB_APP_TOOLBAR "<?xml version=\"1.0\"?>" \
+                             "<toolbars version=\"1.1\">" \
+                             "  <toolbar name=\"DefaultToolbar\" hidden=\"true\" editable=\"false\">" \
+                             "    <toolitem name=\"NavigationBack\"/>" \
+                             "    <toolitem name=\"NavigationForward\"/>" \
+                             "    <toolitem name=\"ViewReload\"/>" \
+                             "    <toolitem name=\"ViewCancel\"/>" \
+                             "  </toolbar>" \
+                             "</toolbars>"
+
+#define EPHY_TOOLBARS_XML_FILE "epiphany-toolbars-3.xml"
+
+static char *
+create_desktop_file (EphyWebView *view,
+                     const char *profile_dir,
+                     const char *title,
+                     GdkPixbuf *icon)
+{
+  GKeyFile *file;
+  char *exec_string;
+  char *data;
+  char *filename, *desktop_file_path;
+  char *link_path;
+  GFile *link;
+
+  g_return_val_if_fail (profile_dir, NULL);
+
+  file = g_key_file_new ();
+  g_key_file_set_value (file, "Desktop Entry", "Name", title);
+  exec_string = g_strdup_printf ("epiphany --application-mode --profile=\"%s\" %s",
+                                 profile_dir,
+                                 webkit_web_view_get_uri (WEBKIT_WEB_VIEW (view)));
+  g_key_file_set_value (file, "Desktop Entry", "Exec", exec_string);
+  g_free (exec_string);
+  g_key_file_set_value (file, "Desktop Entry", "StartupNotification", "true");
+  g_key_file_set_value (file, "Desktop Entry", "Terminal", "false");
+  g_key_file_set_value (file, "Desktop Entry", "Type", "Application");
+
+  if (icon) {
+    GOutputStream *stream;
+    char *path;
+    GFile *image;
+
+    path = g_build_filename (profile_dir, "app-icon.png", NULL);
+    image = g_file_new_for_path (path);
+
+    stream = (GOutputStream*)g_file_create (image, 0, NULL, NULL);
+    gdk_pixbuf_save_to_stream (icon, stream, "png", NULL, NULL, NULL);
+    g_key_file_set_value (file, "Desktop Entry", "Icon", path);
+
+    g_object_unref (stream);
+    g_object_unref (image);
+    g_free (path);
+  }
+
+  g_key_file_set_value (file, "Desktop Entry", "StartupWMClass", title);
+
+  data = g_key_file_to_data (file, NULL, NULL);
+  filename = g_strconcat (title, ".desktop", NULL);
+  desktop_file_path = g_build_filename (profile_dir, filename, NULL);
+  g_key_file_free (file);
+
+  if (!g_file_set_contents (desktop_file_path, data, -1, NULL)) {
+    g_free (desktop_file_path);
+    desktop_file_path = NULL;
+  }
+
+  g_free (data);
+
+  /* Create a symlink in XDG_DATA_DIR/applications for the Shell to
+   * pick up this application. */
+  link_path = g_build_filename (g_get_user_data_dir (), "applications", filename, NULL);
+  link = g_file_new_for_path (link_path);
+  g_free (link_path);
+  g_file_make_symbolic_link (link, desktop_file_path, NULL, NULL);
+  g_object_unref (link);
+  g_free (filename);
+
+  return desktop_file_path;
+}
+
+static void
+create_cookie_jar_for_domain (EphyWebView *view, const char *directory)
+{
+  SoupSession *session;
+  GSList *cookies, *p;
+  SoupCookieJar *current_jar, *new_jar;
+  char *domain, *filename;
+  SoupURI *uri;
+
+  /* Create the new cookie jar */
+  filename = g_build_filename (directory, "cookies.sqlite", NULL);
+  new_jar = (SoupCookieJar*)soup_cookie_jar_sqlite_new (filename, FALSE);
+  g_free (filename);
+
+  /* The app domain for the current view */
+  uri = soup_uri_new (webkit_web_view_get_uri (WEBKIT_WEB_VIEW (view)));
+  domain = uri->host;
+
+  /* The current cookies */
+  session = webkit_get_default_session ();
+  current_jar = (SoupCookieJar*)soup_session_get_feature (session, SOUP_TYPE_COOKIE_JAR);
+  cookies = soup_cookie_jar_all_cookies (current_jar);
+
+  for (p = cookies; p; p = p->next) {
+    SoupCookie *cookie = (SoupCookie*)p->data;
+
+    if (g_str_has_suffix (cookie->domain, domain))
+      soup_cookie_jar_add_cookie (new_jar, cookie);
+    else
+      soup_cookie_free (cookie);
+  }
+
+  soup_uri_free (uri);
+  g_slist_free (cookies);
+}
+
+/**
+ * ephy_web_application_create:
+ * @view: an #EphyWebView
+ * @title: the title for the new web application
+ * @icon: the icon for the new web application
+ * 
+ * Creates a new Web Application from the currently loaded URI in the @view.
+ * 
+ * Returns: (transfer-full): the path to the desktop file representing the new application
+ **/
+char *
+ephy_web_application_create (EphyWebView *view, const char *title, GdkPixbuf *icon)
+{
+  char *profile_dir = NULL;
+  char *toolbar_path = NULL;
+  char *desktop_file_path = NULL;
+
+  g_return_val_if_fail (EPHY_IS_WEB_VIEW (view), NULL);
+
+  /* If there's already a WebApp profile for the contents of this
+   * view, do nothing. TODO: create a method to check this and use it
+   * to ask the user if she wants to overwrite the existing WebApp. */
+  profile_dir = ephy_web_application_get_profile_directory (title);
+  if (g_file_test (profile_dir, G_FILE_TEST_IS_DIR))
+    goto out;
+
+  /* Create the profile directory, populate it. */
+  if (g_mkdir (profile_dir, 488) == -1) {
+    LOG ("Failed to create directory %s", profile_dir);
+    goto out;
+  }
+
+  /* Things we need in a WebApp's profile:
+     - Toolbar layout
+     - Our own cookies file, copying the relevant cookies for the
+       app's domain.
+  */
+  toolbar_path = g_build_filename (profile_dir, EPHY_TOOLBARS_XML_FILE, NULL);
+  if (!g_file_set_contents (toolbar_path, EPHY_WEB_APP_TOOLBAR, -1, NULL))
+    goto out;
+
+  create_cookie_jar_for_domain (view, profile_dir);
+
+  /* Create the deskop file. */
+  desktop_file_path = create_desktop_file (view, profile_dir, title, icon);
+
+out:
+  if (toolbar_path)
+    g_free (toolbar_path);
+
+  if (profile_dir)
+    g_free (profile_dir);
+
+  return desktop_file_path;
+}
+