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-rw-r--r--plugins/pychrysalide/plugins/constants.c47
-rw-r--r--plugins/pychrysalide/plugins/constants.h3
-rw-r--r--plugins/pychrysalide/plugins/module.c201
3 files changed, 249 insertions, 2 deletions
diff --git a/plugins/pychrysalide/plugins/constants.c b/plugins/pychrysalide/plugins/constants.c
index 9de044a..8791d91 100644
--- a/plugins/pychrysalide/plugins/constants.c
+++ b/plugins/pychrysalide/plugins/constants.c
@@ -98,3 +98,50 @@ bool define_plugin_module_constants(PyTypeObject *type)
return result;
}
+
+
+/******************************************************************************
+* *
+* Paramètres : arg = argument quelconque à tenter de convertir. *
+* dst = destination des valeurs récupérées en cas de succès. *
+* *
+* Description : Tente de convertir en constante PluginAction. *
+* *
+* Retour : Bilan de l'opération, voire indications supplémentaires. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+int convert_to_plugin_action(PyObject *arg, void *dst)
+{
+ int result; /* Bilan à retourner */
+ unsigned long value; /* Valeur récupérée */
+
+ result = PyObject_IsInstance(arg, (PyObject *)&PyLong_Type);
+
+ switch (result)
+ {
+ case -1:
+ /* L'exception est déjà fixée par Python */
+ result = 0;
+ break;
+
+ case 0:
+ PyErr_SetString(PyExc_TypeError, "unable to convert the provided argument to PluginAction");
+ break;
+
+ case 1:
+ value = PyLong_AsUnsignedLong(arg);
+ *((PluginAction *)dst) = value;
+ break;
+
+ default:
+ assert(false);
+ break;
+
+ }
+
+ return result;
+
+}
diff --git a/plugins/pychrysalide/plugins/constants.h b/plugins/pychrysalide/plugins/constants.h
index 71abcff..56612c9 100644
--- a/plugins/pychrysalide/plugins/constants.h
+++ b/plugins/pychrysalide/plugins/constants.h
@@ -33,6 +33,9 @@
/* Définit les constantes relatives aux greffons Python. */
bool define_plugin_module_constants(PyTypeObject *);
+/* Tente de convertir en constante PluginAction. */
+int convert_to_plugin_action(PyObject *, void *);
+
#endif /* _PLUGINS_PYCHRYSALIDE_PLUGINS_CONSTANTS_H */
diff --git a/plugins/pychrysalide/plugins/module.c b/plugins/pychrysalide/plugins/module.c
index c38caa3..1c7b326 100644
--- a/plugins/pychrysalide/plugins/module.c
+++ b/plugins/pychrysalide/plugins/module.c
@@ -26,13 +26,201 @@
#include <assert.h>
+#include <malloc.h>
+#include <pygobject.h>
+#include <plugins/pglist.h>
+
+
+#include "constants.h"
#include "plugin.h"
#include "../helpers.h"
+/* Fournit le greffon répondant à un nom donné. */
+static PyObject *py_plugins_get_plugin_by_name(PyObject *, PyObject *);
+
+/* Fournit la liste de l'ensemble des greffons. */
+static PyObject *py_plugins_get_all_plugins(PyObject *, PyObject *);
+
+/* Fournit les greffons offrant le service demandé. */
+static PyObject *py_plugins_get_all_plugins_for_action(PyObject *, PyObject *);
+
+
+
+/******************************************************************************
+* *
+* Paramètres : self = NULL car méthode statique. *
+* args = désignation du greffon recherché. *
+* *
+* Description : Fournit le greffon répondant à un nom donné. *
+* *
+* Retour : Instance du greffon trouvé avec son indice, ou None si aucun.*
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_plugins_get_plugin_by_name(PyObject *self, PyObject *args)
+{
+ PyObject *result; /* Valeur à retourner */
+ const char *name; /* Désignation de greffon */
+ int ret; /* Bilan de lecture des args. */
+ size_t index; /* Indice de la trouvaille */
+ GPluginModule *plugin; /* Greffon retrouvé ou NULL */
+
+#define PY_PLUGINS_GET_PLUGIN_BY_NAME_METHOD PYTHON_METHOD_DEF \
+( \
+ get_plugin_by_name, "name", \
+ METH_VARARGS, py_plugins, \
+ "Find a given plugin from the list of loaded plugins.\n" \
+ "\n" \
+ "The *name* string define the target to find.\n" \
+ "\n" \
+ "The returned value is a tuple of the found" \
+ " pychrysalide.plugins.PluginModule instance and its" \
+ " value, or None in case of search failure." \
+)
+
+ ret = PyArg_ParseTuple(args, "s", &name);
+ if (!ret) return NULL;
+
+ lock_plugin_list_for_reading();
+
+ plugin = get_plugin_by_name(name, &index);
+
+ unlock_plugin_list_for_reading();
+
+ if (plugin != NULL)
+ {
+ result = PyTuple_New(2);
+
+ PyTuple_SetItem(result, 0, pygobject_new(G_OBJECT(plugin)));
+ PyTuple_SetItem(result, 1, PyLong_FromSize_t(index));
+
+ g_object_unref(G_OBJECT(plugin));
+
+ }
+
+ else
+ {
+ result = Py_None;
+ Py_INCREF(result);
+ }
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : self = NULL car méthode statique. *
+* args = non utilisé ici. *
+* *
+* Description : Fournit la liste de l'ensemble des greffons. *
+* *
+* Retour : Liste de tous les greffons chargés. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_plugins_get_all_plugins(PyObject *self, PyObject *args)
+{
+ PyObject *result; /* Valeur à retourner */
+ size_t count; /* Taille de la liste finale */
+ GPluginModule **plugins; /* Liste de greffons chargés */
+ size_t i; /* Boucle de parcours */
+
+#define PY_PLUGINS_GET_ALL_PLUGINS_METHOD PYTHON_METHOD_DEF \
+( \
+ get_all_plugins, "/", \
+ METH_NOARGS, py_plugins, \
+ "Provide the list of all loaded plugins.\n" \
+ "\n" \
+ "The returned value is a tuple of" \
+ " pychrysalide.plugins.PluginModule instances." \
+)
+
+ plugins = get_all_plugins(&count);
+
+ result = PyTuple_New(count);
+
+ for (i = 0; i < count; i++)
+ {
+ PyTuple_SetItem(result, i, pygobject_new(G_OBJECT(plugins[i])));
+ g_object_unref(G_OBJECT(plugins[i]));
+ }
+
+ if (plugins != NULL)
+ free(plugins);
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : self = NULL car méthode statique. *
+* args = fonctionnalité recherchée. *
+* *
+* Description : Fournit les greffons offrant le service demandé. *
+* *
+* Retour : Liste de greffons correspondants issue d'un tri interne. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_plugins_get_all_plugins_for_action(PyObject *self, PyObject *args)
+{
+ PyObject *result; /* Valeur à retourner */
+ PluginAction action; /* Fonctionnalité recherchée */
+ int ret; /* Bilan de lecture des args. */
+
+ size_t count; /* Taille de la liste finale */
+ GPluginModule **plugins; /* Liste de greffons chargés */
+ size_t i; /* Boucle de parcours */
+
+#define PY_PLUGINS_GET_ALL_PLUGINS_FOR_ACTION_METHOD PYTHON_METHOD_DEF \
+( \
+ get_all_plugins_for_action, "action", \
+ METH_VARARGS, py_plugins, \
+ "Provide the list of all loaded plugins suitable for a given" \
+ " action.\n" \
+ "\n" \
+ "The *action* has to be one of the" \
+ " pychrysalide.plugins.PluginModule.PluginAction values.\n" \
+ "\n" \
+ "The returned value is a tuple of" \
+ " matching pychrysalide.plugins.PluginModule instances." \
+)
+
+ ret = PyArg_ParseTuple(args, "O&", convert_to_plugin_action, &action);
+ if (!ret) return NULL;
+
+ plugins = get_all_plugins_for_action(action, &count);
+
+ result = PyTuple_New(count);
+
+ for (i = 0; i < count; i++)
+ {
+ PyTuple_SetItem(result, i, pygobject_new(G_OBJECT(plugins[i])));
+ g_object_unref(G_OBJECT(plugins[i]));
+ }
+
+ if (plugins != NULL)
+ free(plugins);
+
+ return result;
+
+}
+
+
/******************************************************************************
* *
* Paramètres : super = module dont la définition est à compléter. *
@@ -52,11 +240,18 @@ bool add_plugins_module(PyObject *super)
#define PYCHRYSALIDE_PLUGINS_DOC \
"This module provides features to deal with plugins: the definitions" \
- " required to build new Python plugins as well as functions to" \
- " interact with existing plugins.\n" \
+ " required to build new Python plugins as well as the functions" \
+ " suitable to interact with existing plugins.\n" \
"\n" \
"The module is also the place for all plugins without another home."
+ static PyMethodDef py_plugins_methods[] = {
+ PY_PLUGINS_GET_PLUGIN_BY_NAME_METHOD,
+ PY_PLUGINS_GET_ALL_PLUGINS_METHOD,
+ PY_PLUGINS_GET_ALL_PLUGINS_FOR_ACTION_METHOD,
+ { NULL }
+ };
+
static PyModuleDef py_chrysalide_plugins_module = {
.m_base = PyModuleDef_HEAD_INIT,
@@ -66,6 +261,8 @@ bool add_plugins_module(PyObject *super)
.m_size = -1,
+ .m_methods = py_plugins_methods
+
};
module = build_python_module(super, &py_chrysalide_plugins_module);
generated by cgit v0.11.2-87-g4458 at 2024-12-29 06:26:45 (GMT)