#endif
#include <string.h>
+
#include <gio/gio.h>
#include <glib/gstdio.h>
#include <glib/gi18n.h>
return EV_COMPRESSION_NONE;
}
-static EvDocument *
-get_document_from_uri (const char *uri,
- gboolean slow,
- EvCompressionType *compression,
- GError **error)
+static gchar *
+get_mime_type_from_uri (const gchar *uri, GError **error)
{
- EvDocument *document = NULL;
- GFile *file;
+ GFile *file;
GFileInfo *file_info;
- const gchar *mime_type;
-
- *compression = EV_COMPRESSION_NONE;
+ gchar *mime_type;
file = g_file_new_for_uri (uri);
file_info = g_file_query_info (file,
G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE,
- 0, NULL, NULL);
+ 0, NULL, error);
g_object_unref (file);
- if (file_info == NULL) {
- g_set_error (error,
- EV_DOCUMENT_ERROR,
- 0,
- _("Failed to get info for document"));
+ if (file_info == NULL)
+ return NULL;
+
+ mime_type = g_strdup (g_file_info_get_content_type (file_info));
+ g_object_unref (file_info);
+
+ return mime_type;
+}
+
+static gchar *
+get_mime_type_from_data (const gchar *uri, GError **error)
+{
+ GFile *file;
+ GFileInputStream *input_stream;
+ gssize size_read;
+ guchar buffer[1024];
+
+ file = g_file_new_for_uri (uri);
+
+ input_stream = g_file_read (file, NULL, error);
+ if (!input_stream) {
+ g_object_unref (file);
return NULL;
}
- mime_type = g_file_info_get_content_type (file_info);
+
+ size_read = g_input_stream_read (G_INPUT_STREAM (input_stream),
+ buffer, 1024, NULL, NULL);
+ g_input_stream_close (G_INPUT_STREAM (input_stream), NULL, error);
+
+ g_object_unref (file);
+
+ if (size_read == -1)
+ return NULL;
+
+ return g_content_type_guess (NULL, /* no filename */
+ buffer, 1024,
+ NULL);
+}
+
+static EvDocument *
+get_document_from_uri (const char *uri,
+ gboolean slow,
+ EvCompressionType *compression,
+ GError **error)
+{
+ EvDocument *document = NULL;
+ gchar *mime_type = NULL;
+
+ *compression = EV_COMPRESSION_NONE;
+
+ mime_type = slow ?
+ get_mime_type_from_data (uri, error) :
+ get_mime_type_from_uri (uri, error);
if (mime_type == NULL) {
- g_set_error (error,
- EV_DOCUMENT_ERROR,
- 0,
- _("Unknown MIME Type"));
- g_object_unref (file_info);
+ g_free (mime_type);
+
+ if (*error == NULL) {
+ g_set_error (error,
+ EV_DOCUMENT_ERROR,
+ 0,
+ _("Unknown MIME Type"));
+ }
+
return NULL;
}
+ document = ev_backends_manager_get_document (mime_type);
+
#ifdef ENABLE_PIXBUF
- if (mime_type_supported_by_gdk_pixbuf (mime_type))
+ if (!document && mime_type_supported_by_gdk_pixbuf (mime_type))
document = ev_backends_manager_get_document ("image/*");
- else
- document = ev_backends_manager_get_document (mime_type);
-#else
- document = ev_backends_manager_get_document (mime_type);
#endif /* ENABLE_PIXBUF */
if (document == NULL) {
+ gchar *mime_desc;
+
+ mime_desc = g_content_type_get_description (mime_type);
g_set_error (error,
EV_DOCUMENT_ERROR,
0,
- _("Unhandled MIME type: “%s”"), mime_type);
- g_object_unref (file_info);
+ _("File type %s (%s) is not supported"),
+ mime_desc, mime_type);
+ g_free (mime_desc);
+ g_free (mime_type);
+
return NULL;
}
*compression = get_compression_from_mime_type (mime_type);
- g_object_unref (file_info);
+ g_free (mime_type);
return document;
}