[epiphany] Move error.css to the GResource

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 28314cdca80d8823fab025daf446132e5d10a3d8
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Mon Oct 17 14:10:36 2016 -0500

    Move error.css to the GResource
    
    I can't figure out how to reference it directly from error.html using an
    ephy-resource:// URI, which is frustrating because we shouldn't need
    get_style_sheet() at all, but this is at least an improvement.

 configure.ac                            |    1 -
 data/Makefile.am                        |    2 +-
 data/pages/Makefile.am                  |    5 -----
 embed/ephy-web-view.c                   |   20 +++++++++++---------
 src/epiphany.gresource.xml              |    1 +
 {data/pages => src/resources}/error.css |    0
 src/resources/error.html                |    3 ++-
 7 files changed, 15 insertions(+), 17 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 53736d0..fd3acfe 100644
--- a/configure.ac
+++ b/configure.ac
@@ -190,7 +190,6 @@ AC_CONFIG_FILES([
 Makefile
 data/Makefile
 data/icons/Makefile
-data/pages/Makefile
 gvdb/Makefile
 help/Makefile
 libgd/Makefile
diff --git a/data/Makefile.am b/data/Makefile.am
index ffe7576..cf99150 100644
--- a/data/Makefile.am
+++ b/data/Makefile.am
@@ -1,4 +1,4 @@
-SUBDIRS = icons pages
+SUBDIRS = icons
 
 desktop_in_files = org.gnome.Epiphany.desktop.in
 desktopdir = $(datadir)/applications
diff --git a/embed/ephy-web-view.c b/embed/ephy-web-view.c
index d552e04..93279fa 100644
--- a/embed/ephy-web-view.c
+++ b/embed/ephy-web-view.c
@@ -65,6 +65,7 @@
 #define MAX_HIDDEN_POPUPS       5
 
 #define EPHY_PAGE_TEMPLATE_ERROR         "/org/gnome/epiphany/page-templates/error.html"
+#define EPHY_PAGE_TEMPLATE_ERROR_CSS     "/org/gnome/epiphany/page-templates/error.css"
 
 struct _EphyWebView {
   WebKitWebView parent_instance;
@@ -1670,15 +1671,12 @@ ephy_web_view_set_placeholder (EphyWebView *view,
 static char *
 get_style_sheet (void)
 {
-  const gchar *file;
-  GError *error = NULL;
-  char *sheet = NULL;
+  GBytes *bytes;
+  const char *sheet;
 
-  file = ephy_file ("error.css");
-  if (file && !g_file_get_contents (file, &sheet, NULL, &error)) {
-    g_debug ("Unable to load error style sheet: %s", error->message);
-    g_error_free (error);
-  }
+  bytes = g_resources_lookup_data (EPHY_PAGE_TEMPLATE_ERROR_CSS, 0, NULL);
+  sheet = g_strdup (g_bytes_get_data (bytes, NULL));
+  g_bytes_unref (bytes);
 
   return sheet;
 }
@@ -1990,6 +1988,7 @@ ephy_web_view_load_error_page (EphyWebView         *view,
   char *hidden_button_label = NULL;
   char *button_action = NULL;
   char *hidden_button_action = NULL;
+  char *style_sheet = NULL;
   const char *button_accesskey = NULL;
   const char *hidden_button_accesskey = NULL;
   const char *icon_name = NULL;
@@ -2071,6 +2070,8 @@ ephy_web_view_load_error_page (EphyWebView         *view,
 
   _ephy_web_view_update_icon (view);
 
+  style_sheet = get_style_sheet ();
+
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wformat-nonliteral"
   /* The HTML file is trusted input. */
@@ -2079,7 +2080,7 @@ ephy_web_view_load_error_page (EphyWebView         *view,
                    lang, lang,
                    ((gtk_widget_get_default_direction () == GTK_TEXT_DIR_RTL) ? "rtl" : "ltr"),
                    page_title,
-                   get_style_sheet (),
+                   style_sheet,
                    button_action, hidden_button_action,
                    icon_name,
                    page == EPHY_WEB_VIEW_ERROR_INVALID_TLS_CERTIFICATE ? "danger" : "default",
@@ -2103,6 +2104,7 @@ ephy_web_view_load_error_page (EphyWebView         *view,
   g_free (button_action);
   g_free (hidden_button_label);
   g_free (hidden_button_action);
+  g_free (style_sheet);
 
   /* Make our history backend ignore the next page load, since it will be an error page. */
   ephy_web_view_freeze_history (view);
diff --git a/src/epiphany.gresource.xml b/src/epiphany.gresource.xml
index 5ce4f1a..c5861d6 100644
--- a/src/epiphany.gresource.xml
+++ b/src/epiphany.gresource.xml
@@ -10,6 +10,7 @@
     <file compressed="true">prism.css</file>
     <file compressed="true">prism.js</file>
     <file alias="page-templates/about.css" compressed="true">about.css</file>
+    <file alias="page-templates/error.css" compressed="true">error.css</file>
     <file alias="page-templates/error.html" compressed="true">error.html</file>
     <file preprocess="xml-stripblanks" compressed="true">clear-data-dialog.ui</file>
     <file preprocess="xml-stripblanks" compressed="true">cookies-dialog.ui</file>
diff --git a/data/pages/error.css b/src/resources/error.css
similarity index 100%
rename from data/pages/error.css
rename to src/resources/error.css
diff --git a/src/resources/error.html b/src/resources/error.html
index 7dfc0a8..f0ed9fb 100644
--- a/src/resources/error.html
+++ b/src/resources/error.html
@@ -18,11 +18,12 @@
   You should have received a copy of the GNU General Public License
   along with Epiphany.  If not, see <http://www.gnu.org/licenses/>.
 -->
+<!-- Keep in mind that this file is a format template. Each raw % has to be %%. -->
 <html xmlns="http://www.w3.org/1999/xhtml"; xml:lang="%s" lang="%s" dir="%s">
 <head>
   <meta http-equiv="content-type" content="text/html; charset=utf-8" />
   <title>%s</title>
-  <style type="text/css">%s</style>
+  <style>%s</style>
   <script type="text/javascript">
     function buttonAction() {
       %s