[gnome-builder] foundry: add helper to locate pipeline addin by module name

[Christian Hergert <chergert src gnome org>]

commit 70e1d987adce3c414adab84f435f473da8d02b05
Author: Christian Hergert <chergert redhat com>
Date:   Wed Mar 3 17:08:18 2021 -0800

    foundry: add helper to locate pipeline addin by module name

 src/libide/foundry/ide-pipeline-addin.h | 19 +++++++++--------
 src/libide/foundry/ide-pipeline.c       | 36 +++++++++++++++++++++++++++++++++
 2 files changed, 47 insertions(+), 8 deletions(-)
---
diff --git a/src/libide/foundry/ide-pipeline-addin.h b/src/libide/foundry/ide-pipeline-addin.h
index 326aa29cb..445da59a3 100644
--- a/src/libide/foundry/ide-pipeline-addin.h
+++ b/src/libide/foundry/ide-pipeline-addin.h
@@ -47,17 +47,20 @@ struct _IdePipelineAddinInterface
                    IdePipeline      *pipeline);
 };
 
+IDE_AVAILABLE_IN_3_40
+IdePipelineAddin *ide_pipeline_addin_find_by_module_name (IdePipeline *pipeline,
+                                                          const gchar *module_name);
 IDE_AVAILABLE_IN_3_34
-void ide_pipeline_addin_prepare (IdePipelineAddin *self,
-                                 IdePipeline      *pipeline);
+void              ide_pipeline_addin_prepare             (IdePipelineAddin *self,
+                                                          IdePipeline      *pipeline);
 IDE_AVAILABLE_IN_3_32
-void ide_pipeline_addin_load    (IdePipelineAddin *self,
-                                 IdePipeline      *pipeline);
+void              ide_pipeline_addin_load                (IdePipelineAddin *self,
+                                                          IdePipeline      *pipeline);
 IDE_AVAILABLE_IN_3_32
-void ide_pipeline_addin_unload  (IdePipelineAddin *self,
-                                 IdePipeline      *pipeline);
+void              ide_pipeline_addin_unload              (IdePipelineAddin *self,
+                                                          IdePipeline      *pipeline);
 IDE_AVAILABLE_IN_3_32
-void ide_pipeline_addin_track   (IdePipelineAddin *self,
-                                 guint             stage_id);
+void              ide_pipeline_addin_track               (IdePipelineAddin *self,
+                                                          guint             stage_id);
 
 G_END_DECLS
diff --git a/src/libide/foundry/ide-pipeline.c b/src/libide/foundry/ide-pipeline.c
index 1300eba32..aa1f81219 100644
--- a/src/libide/foundry/ide-pipeline.c
+++ b/src/libide/foundry/ide-pipeline.c
@@ -1192,6 +1192,8 @@ ide_pipeline_load_cb (IdleLoadState *state)
   state->self->loaded = TRUE;
   state->self->idle_addins_load_source = 0;
 
+  IDE_TRACE_MSG ("Pipeline ready");
+
   g_signal_emit (state->self, signals [LOADED], 0);
 
   return G_SOURCE_REMOVE;
@@ -4280,3 +4282,37 @@ ide_pipeline_contains_program_in_path (IdePipeline  *self,
 
   return FALSE;
 }
+
+/**
+ * ide_pipeline_addin_find_by_module_name:
+ * @pipeline: an #IdePipeline
+ * @module_name: the name of the addin module
+ *
+ * Finds the addin (if any) matching the plugin's @module_name.
+ *
+ * Returns: (transfer none) (nullable): an #IdePipelineAddin or %NULL
+ *
+ * Since: 3.40
+ */
+IdePipelineAddin *
+ide_pipeline_addin_find_by_module_name (IdePipeline *pipeline,
+                                        const gchar *module_name)
+{
+  PeasPluginInfo *plugin_info;
+  PeasExtension *ret = NULL;
+  PeasEngine *engine;
+
+  g_return_val_if_fail (IDE_IS_MAIN_THREAD (), NULL);
+  g_return_val_if_fail (IDE_IS_PIPELINE (pipeline), NULL);
+  g_return_val_if_fail (module_name != NULL, NULL);
+
+  if (pipeline->addins == NULL)
+    return NULL;
+
+  engine = peas_engine_get_default ();
+
+  if ((plugin_info = peas_engine_get_plugin_info (engine, module_name)))
+    ret = ide_extension_set_adapter_get_extension (pipeline->addins, plugin_info);
+
+  return IDE_PIPELINE_ADDIN (ret);
+}