[gnome-desktop] gnome-languages: Add default input sources per locale

[Rui Matos <rtcm src gnome org>]

commit e9a05f4b6eee951a8639f29e337e02e8c69cf0d2
Author: Rui Matos <tiagomatos gmail com>
Date:   Tue Jan 29 14:53:37 2013 +0100

    gnome-languages: Add default input sources per locale
    
    This will allow us to have good defaults so that we don't have to
    bother asking the user something that we can derive from the chosen
    locale.
    
    The information in this initial table comes from
    http://bugzilla-attachments.gnome.org/attachment.cgi?id=223428 and
    user provided data in https://live.gnome.org/GnomeGoals/KeyboardData.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=693773

 libgnome-desktop/Makefile.am             |    1 +
 libgnome-desktop/default-input-sources.h |   52 ++++++++++++++++++++++++++
 libgnome-desktop/gnome-languages.c       |   58 ++++++++++++++++++++++++++++++
 libgnome-desktop/gnome-languages.h       |    3 ++
 4 files changed, 114 insertions(+), 0 deletions(-)
---
diff --git a/libgnome-desktop/Makefile.am b/libgnome-desktop/Makefile.am
index 00ba47b..7041be5 100644
--- a/libgnome-desktop/Makefile.am
+++ b/libgnome-desktop/Makefile.am
@@ -45,6 +45,7 @@ libgnome_desktop_3_la_SOURCES =       \
        gnome-datetime-source.h         \
        gnome-datetime-source.c         \
        gnome-rr-private.h              \
+       default-input-sources.h         \
        edid.h                          \
        locarchive.h
 
diff --git a/libgnome-desktop/default-input-sources.h b/libgnome-desktop/default-input-sources.h
new file mode 100644
index 0000000..b055cbe
--- /dev/null
+++ b/libgnome-desktop/default-input-sources.h
@@ -0,0 +1,52 @@
+typedef struct
+{
+  const gchar const *locale;
+  const gchar const *type;
+  const gchar const *id;
+} DefaultInputSource;
+
+static DefaultInputSource default_input_sources[] =
+{
+  { "ar_DZ",    "xkb",          "ara+azerty" },
+  { "as_IN",    "ibus",         "m17n:as:phonetic" },
+  { "ast_ES",   "xkb",          "es+ast" },
+  { "az_AZ",    "xkb",          "az" },
+  { "be_BY",    "xkb",          "by" },
+  { "bn_IN",    "ibus",         "m17n:bn:inscript" },
+  { "cat_ES",   "xkb",          "es+cat" },
+  { "cs_CZ",    "xkb",          "cz" },
+  { "de_DE",    "xkb",          "de" },
+  { "el_CY",    "xkb",          "gr" },
+  { "el_GR",    "xkb",          "gr" },
+  { "en_GB",    "xkb",          "gb" },
+  { "en_US",    "xkb",          "us" },
+  { "es_ES",    "xkb",          "es" },
+  { "fr_FR",    "xkb",          "fr+oss" },
+  { "gl_ES",    "xkb",          "es" },
+  { "gu_IN",    "ibus",         "m17n:gu:inscript" },
+  { "he_IL",    "xkb",          "il" },
+  { "hi_IN",    "ibus",         "m17n:hi:inscript" },
+  { "it_IT",    "xkb",          "it" },
+  { "ja_JP",    "ibus",         "anthy" },
+  { "kn_IN",    "ibus",         "m17n:kn:kgp" },
+  { "ko_KR",    "ibus",         "hangul" },
+  { "mai_IN",   "ibus",         "m17n:mai:inscript" },
+  { "ml_IN",    "ibus",         "m17n:ml:inscript" },
+  { "mr_IN",    "ibus",         "m17n:mr:inscript" },
+  { "nl_NL",    "xkb",          "us+altgr-intl" },
+  { "or_IN",    "ibus",         "m17n:or:inscript" },
+  { "pa_IN",    "ibus",         "m17n:pa:inscript" },
+  { "pl_PL",    "xkb",          "pl" },
+  { "pt_BR",    "xkb",          "br" },
+  { "pt_PT",    "xkb",          "pt" },
+  { "ru_RU",    "xkb",          "ru" },
+  { "sd_IN",    "ibus",         "m17n:sd:inscript" },
+  { "sk_SK",    "xkb",          "sk" },
+  { "ta_IN",    "ibus",         "m17n:ta:tamil99" },
+  { "te_IN",    "ibus",         "m17n:te:inscript" },
+  { "ur_IN",    "ibus",         "m17n:ur:phonetic" },
+  { "zh_CN",    "ibus",         "libpinyin" },
+  { "zh_HK",    "ibus",         "cangjie" },
+  { "zh_TW",    "ibus",         "chewing" },
+  { NULL,       NULL,           NULL }
+};
diff --git a/libgnome-desktop/gnome-languages.c b/libgnome-desktop/gnome-languages.c
index c3d3775..d774263 100644
--- a/libgnome-desktop/gnome-languages.c
+++ b/libgnome-desktop/gnome-languages.c
@@ -51,6 +51,8 @@
 #define ISO_CODES_DATADIR ISO_CODES_PREFIX "/share/xml/iso-codes"
 #define ISO_CODES_LOCALESDIR ISO_CODES_PREFIX "/share/locale"
 
+#include "default-input-sources.h"
+
 typedef struct _GnomeLocale {
         char *id;
         char *name;
@@ -1349,3 +1351,59 @@ gnome_get_country_from_code (const char *code,
 
         return get_translated_territory (code, locale);
 }
+
+/**
+ * gnome_get_input_source_from_locale:
+ * @locale: a locale string
+ * @type: (out) (transfer none): location to store the input source
+ * type
+ * @id: (out) (transfer none): location to store the input source
+ * identifier
+ *
+ * Gets the default input source's type and identifier for a given
+ * locale.
+ *
+ * Return value: %TRUE if a input source exists or %FALSE otherwise.
+ *
+ * Since: 3.8
+ */
+gboolean
+gnome_get_input_source_from_locale (const char  *locale,
+                                    const char **type,
+                                    const char **id)
+{
+        static GHashTable *table = NULL;
+        DefaultInputSource *dis;
+        gchar *l_code, *c_code;
+        gchar *key;
+        gint i;
+
+        g_return_val_if_fail (locale != NULL, FALSE);
+        g_return_val_if_fail (type != NULL, FALSE);
+        g_return_val_if_fail (id != NULL, FALSE);
+
+        if (!table) {
+                table = g_hash_table_new (g_str_hash, g_str_equal);
+                for (i = 0; default_input_sources[i].id; ++i) {
+                        dis = &default_input_sources[i];
+                        g_hash_table_insert (table, (gpointer) dis->locale, dis);
+                }
+        }
+
+        if (!gnome_parse_language_name (locale, &l_code, &c_code, NULL, NULL))
+                return FALSE;
+
+        key = g_strconcat (l_code, "_", c_code, NULL);
+
+        dis = g_hash_table_lookup (table, key);
+        if (dis) {
+                *type = dis->type;
+                *id = dis->id;
+        }
+
+        g_free (l_code);
+        g_free (c_code);
+        g_free (key);
+
+        return dis != NULL;
+}
diff --git a/libgnome-desktop/gnome-languages.h b/libgnome-desktop/gnome-languages.h
index 6b28b85..e08e410 100644
--- a/libgnome-desktop/gnome-languages.h
+++ b/libgnome-desktop/gnome-languages.h
@@ -46,6 +46,9 @@ char *        gnome_get_language_from_code  (const char *code,
                                              const char *locale);
 char *        gnome_get_country_from_code   (const char *code,
                                              const char *locale);
+gboolean      gnome_get_input_source_from_locale (const char  *locale,
+                                                  const char **type,
+                                                  const char **id);
 
 G_END_DECLS