[libsoup/wip/remove-deprecations: 61/77] Move accept_languages_from_system() to soup-misc

[Patrick Griffis <pgriffis src gnome org>]

commit c70ce55272c51bd0238b614b9e5c8eeda9f4260e
Author: Patrick Griffis <pgriffis igalia com>
Date:   Thu Mar 12 17:46:32 2020 -0700

    Move accept_languages_from_system() to soup-misc

 libsoup/soup-misc.c    | 80 ++++++++++++++++++++++++++++++++++++++++++++++++
 libsoup/soup-misc.h    |  2 ++
 libsoup/soup-session.c | 82 +-------------------------------------------------
 3 files changed, 83 insertions(+), 81 deletions(-)
---
diff --git a/libsoup/soup-misc.c b/libsoup/soup-misc.c
index f1e954ac..95f7b48d 100644
--- a/libsoup/soup-misc.c
+++ b/libsoup/soup-misc.c
@@ -276,3 +276,83 @@ soup_host_matches_host (const gchar *host, const gchar *compare_with)
                return TRUE;
        return g_str_has_suffix (compare_with, host);
 }
+
+/* Converts a language in POSIX format and to be RFC2616 compliant    */
+/* Based on code from epiphany-webkit (ephy_langs_append_languages()) */
+static gchar *
+posix_lang_to_rfc2616 (const gchar *language)
+{
+       /* Don't include charset variants, etc */
+       if (strchr (language, '.') || strchr (language, '@'))
+               return NULL;
+
+       /* Ignore "C" locale, which g_get_language_names() always
+        * includes as a fallback.
+        */
+       if (!strcmp (language, "C"))
+               return NULL;
+
+       return g_strdelimit (g_ascii_strdown (language, -1), "_", '-');
+}
+
+/* Converts @quality from 0-100 to 0.0-1.0 and appends to @str */
+static gchar *
+add_quality_value (const gchar *str, int quality)
+{
+       g_return_val_if_fail (str != NULL, NULL);
+
+       if (quality >= 0 && quality < 100) {
+               /* We don't use %.02g because of "." vs "," locale issues */
+               if (quality % 10)
+                       return g_strdup_printf ("%s;q=0.%02d", str, quality);
+               else
+                       return g_strdup_printf ("%s;q=0.%d", str, quality / 10);
+       } else
+               return g_strdup (str);
+}
+
+/* Returns a RFC2616 compliant languages list from system locales */
+gchar *
+soup_get_accept_languages_from_system (void)
+{
+       const char * const * lang_names;
+       GPtrArray *langs = NULL;
+       char *lang, *langs_str;
+       int delta;
+       guint i;
+
+       lang_names = g_get_language_names ();
+       g_return_val_if_fail (lang_names != NULL, NULL);
+
+       /* Build the array of languages */
+       langs = g_ptr_array_new_with_free_func (g_free);
+       for (i = 0; lang_names[i] != NULL; i++) {
+               lang = posix_lang_to_rfc2616 (lang_names[i]);
+               if (lang)
+                       g_ptr_array_add (langs, lang);
+       }
+
+       /* Add quality values */
+       if (langs->len < 10)
+               delta = 10;
+       else if (langs->len < 20)
+               delta = 5;
+       else
+               delta = 1;
+
+       for (i = 0; i < langs->len; i++) {
+               lang = langs->pdata[i];
+               langs->pdata[i] = add_quality_value (lang, 100 - i * delta);
+               g_free (lang);
+       }
+
+       /* Fallback: add "en" if list is empty */
+       if (langs->len == 0)
+               g_ptr_array_add (langs, g_strdup ("en"));
+
+       g_ptr_array_add (langs, NULL);
+       langs_str = g_strjoinv (", ", (char **)langs->pdata);
+       g_ptr_array_free (langs, TRUE);
+
+       return langs_str;
+}
diff --git a/libsoup/soup-misc.h b/libsoup/soup-misc.h
index 57800349..8aad3bdf 100644
--- a/libsoup/soup-misc.h
+++ b/libsoup/soup-misc.h
@@ -94,6 +94,8 @@ SoupAddress *soup_address_new_from_gsockaddr (GSocketAddress *addr);
 gboolean           soup_host_matches_host    (const gchar *host,
                                              const gchar *compare_with);
 
+gchar *soup_get_accept_languages_from_system (void);
+
 G_END_DECLS
 
 #endif /* __SOUP_MISC_H__ */
diff --git a/libsoup/soup-session.c b/libsoup/soup-session.c
index 27f9948a..220b42c4 100644
--- a/libsoup/soup-session.c
+++ b/libsoup/soup-session.c
@@ -367,86 +367,6 @@ ensure_socket_props (SoupSession *session)
                                                         priv->idle_timeout);
 }
 
-/* Converts a language in POSIX format and to be RFC2616 compliant    */
-/* Based on code from epiphany-webkit (ephy_langs_append_languages()) */
-static gchar *
-posix_lang_to_rfc2616 (const gchar *language)
-{
-       /* Don't include charset variants, etc */
-       if (strchr (language, '.') || strchr (language, '@'))
-               return NULL;
-
-       /* Ignore "C" locale, which g_get_language_names() always
-        * includes as a fallback.
-        */
-       if (!strcmp (language, "C"))
-               return NULL;
-
-       return g_strdelimit (g_ascii_strdown (language, -1), "_", '-');
-}
-
-/* Converts @quality from 0-100 to 0.0-1.0 and appends to @str */
-static gchar *
-add_quality_value (const gchar *str, int quality)
-{
-       g_return_val_if_fail (str != NULL, NULL);
-
-       if (quality >= 0 && quality < 100) {
-               /* We don't use %.02g because of "." vs "," locale issues */
-               if (quality % 10)
-                       return g_strdup_printf ("%s;q=0.%02d", str, quality);
-               else
-                       return g_strdup_printf ("%s;q=0.%d", str, quality / 10);
-       } else
-               return g_strdup (str);
-}
-
-/* Returns a RFC2616 compliant languages list from system locales */
-static gchar *
-accept_languages_from_system (void)
-{
-       const char * const * lang_names;
-       GPtrArray *langs = NULL;
-       char *lang, *langs_str;
-       int delta;
-       guint i;
-
-       lang_names = g_get_language_names ();
-       g_return_val_if_fail (lang_names != NULL, NULL);
-
-       /* Build the array of languages */
-       langs = g_ptr_array_new_with_free_func (g_free);
-       for (i = 0; lang_names[i] != NULL; i++) {
-               lang = posix_lang_to_rfc2616 (lang_names[i]);
-               if (lang)
-                       g_ptr_array_add (langs, lang);
-       }
-
-       /* Add quality values */
-       if (langs->len < 10)
-               delta = 10;
-       else if (langs->len < 20)
-               delta = 5;
-       else
-               delta = 1;
-
-       for (i = 0; i < langs->len; i++) {
-               lang = langs->pdata[i];
-               langs->pdata[i] = add_quality_value (lang, 100 - i * delta);
-               g_free (lang);
-       }
-
-       /* Fallback: add "en" if list is empty */
-       if (langs->len == 0)
-               g_ptr_array_add (langs, g_strdup ("en"));
-
-       g_ptr_array_add (langs, NULL);
-       langs_str = g_strjoinv (", ", (char **)langs->pdata);
-       g_ptr_array_free (langs, TRUE);
-
-       return langs_str;
-}
-
 static void
 set_tlsdb (SoupSession *session, GTlsDatabase *tlsdb)
 {
@@ -636,7 +556,7 @@ soup_session_set_property (GObject *object, guint prop_id,
 
                /* Get languages from system if needed */
                if (priv->accept_language_auto)
-                       priv->accept_language = accept_languages_from_system ();
+                       priv->accept_language = soup_get_accept_languages_from_system ();
                break;
        case PROP_IDLE_TIMEOUT:
                priv->idle_timeout = g_value_get_uint (value);