/*
* new_document_for_uri:
* @uri: the document URI
* @fast: whether to use fast MIME type detection
* @compression: a location to store the document's compression type
* @error: a #GError location to store an error, or %NULL
*
* Creates a #EvDocument instance for the document at @uri, using either
* fast or slow MIME type detection. If a document could be created,
* @compression is filled in with the document's compression type.
* On error, %NULL is returned and @error filled in.
*
* Returns: a new #EvDocument instance, or %NULL on error with @error filled in
*/
static EvDocument *
new_document_for_uri (const char *uri,
gboolean fast,
EvCompressionType *compression,
GError **error)
{
EvDocument *document = NULL;
gchar *mime_type = NULL;
*compression = EV_COMPRESSION_NONE;
mime_type = ev_file_get_mime_type (uri, fast, error);
if (mime_type == NULL)
return NULL;
document = ev_document_factory_new_document_for_mime_type (mime_type, error);
if (document == NULL)
return NULL;
*compression = get_compression_from_mime_type (mime_type);
g_free (mime_type);
return document;
}
/*
* get_document_from_uri:
* @uri: the document URI
* @fast: whether to use fast MIME type detection
* @compression: a location to store the document's compression type
* @error: a #GError location to store an error, or %NULL
*
* Creates a #EvDocument instance for the document at @uri, using either
* fast or slow MIME type detection. If a document could be created,
* @compression is filled in with the document's compression type.
* On error, %NULL is returned and @error filled in.
*
* Returns: a new #EvDocument instance, or %NULL on error with @error filled in
*/
static EvDocument *
get_document_from_uri (const char *uri,
gboolean fast,
EvCompressionType *compression,
GError **error)
{
EvDocument *document = NULL;
gchar *mime_type = NULL;
GError *err = NULL;
*compression = EV_COMPRESSION_NONE;
mime_type = ev_file_get_mime_type (uri, fast, &err);
if (mime_type == NULL) {
g_free (mime_type);
if (err == NULL) {
g_set_error_literal (error,
EV_DOCUMENT_ERROR,
EV_DOCUMENT_ERROR_INVALID,
_("Unknown MIME Type"));
} else {
g_propagate_error (error, err);
}
return NULL;
}
document = ev_backends_manager_get_document (mime_type);
#ifdef ENABLE_PIXBUF
if (!document && mime_type_supported_by_gdk_pixbuf (mime_type))
document = ev_backends_manager_get_document ("image/*");
#endif /* ENABLE_PIXBUF */
if (document == NULL) {
gchar *content_type, *mime_desc = NULL;
content_type = g_content_type_from_mime_type (mime_type);
if (content_type)
mime_desc = g_content_type_get_description (content_type);
g_set_error (error,
EV_DOCUMENT_ERROR,
EV_DOCUMENT_ERROR_INVALID,
_("File type %s (%s) is not supported"),
mime_desc ? mime_desc : "-", mime_type);
g_free (mime_desc);
g_free (content_type);
g_free (mime_type);
return NULL;
}
*compression = get_compression_from_mime_type (mime_type);
g_free (mime_type);
return document;
}
