[pitivi] check: Do no require GNonLin if GES version >= 1.5.0

[Thibault Saunier <tsaunier src gnome org>]

commit c6395cad34e267bd803abd2817b56a783a86ffe3
Author: Thibault Saunier <tsaunier gnome org>
Date:   Fri Oct 24 21:44:19 2014 +0200

    check: Do no require GNonLin if GES version >= 1.5.0
    
    As it will be directly integrated in GES itself

 pitivi/check.py |   25 +++++++++++++++----------
 1 files changed, 15 insertions(+), 10 deletions(-)
---
diff --git a/pitivi/check.py b/pitivi/check.py
index 53b5ae7..5e0ff22 100644
--- a/pitivi/check.py
+++ b/pitivi/check.py
@@ -38,6 +38,14 @@ from gettext import gettext as _
 missing_soft_deps = {}
 
 
+def _version_to_string(version):
+    return ".".join([str(x) for x in version])
+
+
+def _string_to_list(version):
+    return [int(x) for x in version.split(".")]
+
+
 class Dependency(object):
     """
     This abstract class represents a module or component requirement.
@@ -173,14 +181,19 @@ class CairoDependency(ClassicDependency):
         return _string_to_list(module.cairo_version_string())
 
 
-HARD_DEPENDENCIES = (CairoDependency("1.10.0"),
+HARD_DEPENDENCIES = [CairoDependency("1.10.0"),
                      GtkOrClutterDependency("Clutter", "1.12.0"),
                      GstDependency("Gst", "1.4.0"),
                      GstDependency("GES", "1.4.0.0"),
                      GtkOrClutterDependency("Gtk", "3.10.0"),
                      ClassicDependency("numpy", None),
                      GIDependency("Gio", None),
-                     GstPluginDependency("gnonlin", "1.4.0"))
+                     ]
+
+ges_1_5 = GstDependency("GES", "1.5.0.0")
+ges_1_5.check()
+if not ges_15.satisfied:
+    HARD_DEPENDENCIES.append(GstPluginDependency("gnonlin", "1.4.0"))
 
 PYCANBERRA_SOFT_DEPENDENCY = ClassicDependency("pycanberra", None,
                                                _("enables sound notifications when rendering is complete"))
@@ -207,14 +220,6 @@ def _check_audiosinks():
     return True
 
 
-def _version_to_string(version):
-    return ".".join([str(x) for x in version])
-
-
-def _string_to_list(version):
-    return [int(x) for x in version.split(".")]
-
-
 def check_requirements():
     hard_dependencies_satisfied = True
     for dependency in HARD_DEPENDENCIES: