New function to create a content type from a mime type. (#527175, Milan

2008-05-17  Matthias Clasen  <mclasen@redhat.com>

        * gcontenttype.h:
        * gcontenttype.c: (g_content_type_from_mime_type):
        New function to create a content type from a mime type. (#527175,
        Milan Crha)

svn path=/trunk/; revision=6906

diff --git a/docs/reference/ChangeLog b/docs/reference/ChangeLog
index 31f8a02..c14efa7 100644 (file)
--- a/docs/reference/ChangeLog
+++ b/docs/reference/ChangeLog
@@ -1,5 +1,9 @@
 2008-05-17  Matthias Clasen  <mclasen@redhat.com>
 
+       * gio/gio-sections.txt: Add new api
+
+2008-05-17  Matthias Clasen  <mclasen@redhat.com>
+
        Bug 528648 – Extra >s in Object Construction section...
 
        * gobject/tut_howto.xml: Fix a formatting glitch

diff --git a/docs/reference/gio/gio-sections.txt b/docs/reference/gio/gio-sections.txt
index abce363..2bd491b 100644 (file)
--- a/docs/reference/gio/gio-sections.txt
+++ b/docs/reference/gio/gio-sections.txt
@@ -990,6 +990,7 @@ g_content_type_get_description
 g_content_type_get_mime_type
 g_content_type_get_icon
 g_content_type_can_be_executable
+g_content_type_from_mime_type
 g_content_type_guess
 g_content_types_get_registered
 </SECTION>

diff --git a/gio/gcontenttype.c b/gio/gcontenttype.c
index 69949a2..160c63d 100644 (file)
--- a/gio/gcontenttype.c
+++ b/gio/gcontenttype.c
@@ -222,6 +222,20 @@ looks_like_text (const guchar *data,
 }
 
 char *
+g_content_type_from_mime_type (const char *mime_type)
+{
+  char *key, *content_type;
+
+  g_return_val_if_fail (mime_type != NULL, NULL);
+
+  key = g_strconcat ("MIME\\DataBase\\Content Type\\", mime_type, NULL);
+  content_type = get_registry_classes_key (key, L"Extension");
+  g_free (key);
+
+  return content_type;
+}
+
+char *
 g_content_type_guess (const char   *filename,
                      const guchar *data,
                      gsize         data_size,
@@ -719,6 +733,25 @@ looks_like_text (const guchar *data, gsize data_size)
 }
 
 /**
+ * g_content_type_from_mime_type:
+ * @mime_type: a mime type string.
+ *
+ * Tries to find a content type based on the mime type name.
+ *
+ * Returns: Newly allocated string with content type or NULL when does not know.
+ *
+ * Since: 2.18
+ **/
+char *
+g_content_type_from_mime_type (const char *mime_type)
+{
+  g_return_val_if_fail (mime_type != NULL, NULL);
+
+  /* mime type and content type are same on unixes */
+  return g_strdup (mime_type);
+}
+
+/**
  * g_content_type_guess:
  * @filename: a string.
  * @data: a stream of data.

diff --git a/gio/gcontenttype.h b/gio/gcontenttype.h
index 9dcbf14..df03fa8 100644 (file)
--- a/gio/gcontenttype.h
+++ b/gio/gcontenttype.h
@@ -42,6 +42,8 @@ char *   g_content_type_get_mime_type     (const char   *type);
 GIcon *  g_content_type_get_icon          (const char   *type);
 gboolean g_content_type_can_be_executable (const char   *type);
 
+char *   g_content_type_from_mime_type    (const char   *mime_type);
+
 char *   g_content_type_guess             (const char   *filename,
                                           const guchar *data,
                                           gsize         data_size,

diff --git a/gio/gio.symbols b/gio/gio.symbols
index 7417bf8..5aa1b26 100644 (file)
--- a/gio/gio.symbols
+++ b/gio/gio.symbols
@@ -140,6 +140,7 @@ g_content_type_get_description
 g_content_type_get_mime_type
 g_content_type_get_icon
 g_content_type_can_be_executable
+g_content_type_from_mime_type
 g_content_type_guess
 g_content_types_get_registered
 #endif