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authorCarlos Garcia Campos <cgarcia@igalia.com>2012-05-29 20:30:49 +0800
committerCarlos Garcia Campos <carlosgc@gnome.org>2012-06-14 19:41:42 +0800
commit2b5cfe828cef29dd20225540fdd2bf5fcbf6b8fc (patch)
tree774eb65bf0e127118de737852843967d5e3d01f7 /lib/ephy-file-helpers.c
parent8e096384a3e15ba1b68235045c6148a8af29cedb (diff)
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e-file-helpers: Add ephy_file_create_data_uri_for_filename()
It creates a data URI for the given filename. Use the new function when building error and applications pages. https://bugzilla.gnome.org/show_bug.cgi?id=677025
Diffstat (limited to 'lib/ephy-file-helpers.c')
-rw-r--r--lib/ephy-file-helpers.c51
1 files changed, 51 insertions, 0 deletions
diff --git a/lib/ephy-file-helpers.c b/lib/ephy-file-helpers.c
index 13ae06de2..4975811f8 100644
--- a/lib/ephy-file-helpers.c
+++ b/lib/ephy-file-helpers.c
@@ -970,3 +970,54 @@ ephy_file_delete_uri (const char *uri)
}
g_object_unref (file);
}
+
+/**
+ * ephy_file_create_data_uri_for_filename:
+ * @filename: the filename of a local path
+ * @mime_type: the MIME type of the filename, or %NULL
+ *
+ * Create a data uri using the contents of @filename.
+ * If @mime_type is %NULL, the %G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE
+ * attribute of @filename will be used.
+ *
+ * Returns: a new allocated string containg the data uri, or %NULL if the
+ * data uri could not be created
+ */
+char *ephy_file_create_data_uri_for_filename (const char *filename,
+ const char *mime_type)
+{
+ gchar *data;
+ gsize data_length;
+ gchar *base64;
+ gchar *uri = NULL;
+ GFileInfo *file_info = NULL;
+
+ g_return_val_if_fail (filename != NULL, NULL);
+
+ if (!g_file_get_contents (filename, &data, &data_length, NULL))
+ return NULL;
+
+ base64 = g_base64_encode ((const guchar *)data, data_length);
+ g_free (data);
+
+ if (!mime_type) {
+ GFile *file;
+
+ file = g_file_new_for_path (filename);
+ file_info = g_file_query_info (file, G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE,
+ G_FILE_QUERY_INFO_NONE, NULL, NULL);
+ if (file_info)
+ mime_type = g_file_info_get_content_type (file_info);
+
+ g_object_unref (file);
+ }
+
+ if (mime_type)
+ uri = g_strdup_printf ("data:%s;charset=utf8;base64,%s", mime_type, base64);
+ g_free(base64);
+
+ if (file_info)
+ g_object_unref (file_info);
+
+ return uri;
+}