diff options
Diffstat (limited to 'src/gs-language.c')
| -rw-r--r-- | src/gs-language.c | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/src/gs-language.c b/src/gs-language.c new file mode 100644 index 0000000..d696b37 --- /dev/null +++ b/src/gs-language.c @@ -0,0 +1,163 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- + * vi:set noexpandtab tabstop=8 shiftwidth=8: + * + * Copyright (C) 2008 Richard Hughes <richard@hughsie.com> + * Copyright (C) 2015-2016 Kalev Lember <klember@redhat.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include "config.h" + +#include <string.h> + +#include "gs-language.h" + +struct _GsLanguage +{ + GObject parent_instance; + + GHashTable *hash; +}; + +G_DEFINE_TYPE (GsLanguage, gs_language, G_TYPE_OBJECT) + +static void +gs_language_parser_start_element (GMarkupParseContext *context, const gchar *element_name, + const gchar **attribute_names, const gchar **attribute_values, + gpointer user_data, GError **error) +{ + guint i, len; + const gchar *code1 = NULL; + const gchar *code2b = NULL; + const gchar *name = NULL; + GsLanguage *language = user_data; + + if (strcmp (element_name, "iso_639_entry") != 0) + return; + + /* find data */ + len = g_strv_length ((gchar**)attribute_names); + for (i=0; i<len; i++) { + if (strcmp (attribute_names[i], "iso_639_1_code") == 0) + code1 = attribute_values[i]; + if (strcmp (attribute_names[i], "iso_639_2B_code") == 0) + code2b = attribute_values[i]; + if (strcmp (attribute_names[i], "name") == 0) + name = attribute_values[i]; + } + + /* not valid entry */ + if (name == NULL) + return; + + /* add both to hash */ + if (code1 != NULL) + g_hash_table_insert (language->hash, g_strdup (code1), g_strdup (name)); + if (code2b != NULL) + g_hash_table_insert (language->hash, g_strdup (code2b), g_strdup (name)); +} + +/* trivial parser */ +static const GMarkupParser gs_language_markup_parser = +{ + gs_language_parser_start_element, + NULL, /* end_element */ + NULL, /* characters */ + NULL, /* passthrough */ + NULL /* error */ +}; + +/** + * gs_language_populate: + * + * <iso_639_entry iso_639_2B_code="hun" iso_639_2T_code="hun" iso_639_1_code="hu" name="Hungarian" /> + **/ +gboolean +gs_language_populate (GsLanguage *language, GError **error) +{ + gsize size; + g_autofree gchar *contents = NULL; + g_autofree gchar *filename = NULL; + g_autoptr(GMarkupParseContext) context = NULL; + + /* find filename */ + filename = g_build_filename (DATADIR, "xml", "iso-codes", "iso_639.xml", NULL); + if (!g_file_test (filename, G_FILE_TEST_EXISTS)) { + g_free (filename); + filename = g_build_filename ("/usr", "share", "xml", "iso-codes", "iso_639.xml", NULL); + } + /* FreeBSD and OpenBSD ports */ + if (!g_file_test (filename, G_FILE_TEST_EXISTS)) { + g_free (filename); + filename = g_build_filename ("/usr", "local", "share", "xml", "iso-codes", "iso_639.xml", NULL); + } + /* NetBSD pkgsrc */ + if (!g_file_test (filename, G_FILE_TEST_EXISTS)) { + g_free (filename); + filename = g_build_filename ("/usr", "pkg", "share", "xml", "iso-codes", "iso_639.xml", NULL); + } + if (!g_file_test (filename, G_FILE_TEST_EXISTS)) { + g_set_error (error, 1, 0, "cannot find source file : '%s'", filename); + return FALSE; + } + + /* get contents */ + if (!g_file_get_contents (filename, &contents, &size, error)) + return FALSE; + + /* create parser */ + context = g_markup_parse_context_new (&gs_language_markup_parser, G_MARKUP_PREFIX_ERROR_POSITION, language, NULL); + + /* parse data */ + if (!g_markup_parse_context_parse (context, contents, (gssize) size, error)) + return FALSE; + + return TRUE;; +} + +gchar * +gs_language_iso639_to_language (GsLanguage *language, const gchar *iso639) +{ + return g_strdup (g_hash_table_lookup (language->hash, iso639)); +} + +static void +gs_language_finalize (GObject *object) +{ + GsLanguage *language; + + g_return_if_fail (GS_IS_LANGUAGE (object)); + + language = GS_LANGUAGE (object); + + g_hash_table_unref (language->hash); + + G_OBJECT_CLASS (gs_language_parent_class)->finalize (object); +} + +static void +gs_language_init (GsLanguage *language) +{ + language->hash = g_hash_table_new_full (g_str_hash, g_str_equal, (GDestroyNotify) g_free, (GDestroyNotify) g_free); +} + +static void +gs_language_class_init (GsLanguageClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + object_class->finalize = gs_language_finalize; +} + +/** + * gs_language_new: + * + * Return value: a new GsLanguage object. + **/ +GsLanguage * +gs_language_new (void) +{ + GsLanguage *language; + language = g_object_new (GS_TYPE_LANGUAGE, NULL); + return GS_LANGUAGE (language); +} |