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gimp/app/plug-in/gimpplugin-message.c

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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpplugin-message.c
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <string.h>
#include <gdk-pixbuf/gdk-pixbuf.h>
#include <gegl.h>
#include "libgimpbase/gimpbase.h"
#include "libgimpbase/gimpprotocol.h"
#include "libgimpbase/gimpwire.h"
#include "plug-in-types.h"
#include "gegl/gimp-babl.h"
#include "gegl/gimp-babl-compat.h"
#include "gegl/gimp-gegl-tile-compat.h"
#include "core/gimp.h"
#include "core/gimpdrawable.h"
#include "core/gimpdrawable-shadow.h"
#include "pdb/gimp-pdb-compat.h"
#include "pdb/gimppdb.h"
#include "pdb/gimppdberror.h"
#include "gimpplugin.h"
#include "gimpplugin-cleanup.h"
#include "gimpplugin-message.h"
#include "gimppluginmanager.h"
#include "gimpplugindef.h"
#include "gimppluginshm.h"
#include "gimptemporaryprocedure.h"
#include "plug-in-params.h"
#include "gimp-intl.h"
/* local function prototypes */
static void gimp_plug_in_handle_quit (GimpPlugIn *plug_in);
static void gimp_plug_in_handle_tile_request (GimpPlugIn *plug_in,
GPTileReq *request);
static void gimp_plug_in_handle_tile_put (GimpPlugIn *plug_in,
GPTileReq *request);
static void gimp_plug_in_handle_tile_get (GimpPlugIn *plug_in,
GPTileReq *request);
static void gimp_plug_in_handle_proc_run (GimpPlugIn *plug_in,
GPProcRun *proc_run);
static void gimp_plug_in_handle_proc_return (GimpPlugIn *plug_in,
GPProcReturn *proc_return);
static void gimp_plug_in_handle_temp_proc_return (GimpPlugIn *plug_in,
GPProcReturn *proc_return);
static void gimp_plug_in_handle_proc_install (GimpPlugIn *plug_in,
GPProcInstall *proc_install);
static void gimp_plug_in_handle_proc_uninstall (GimpPlugIn *plug_in,
GPProcUninstall *proc_uninstall);
static void gimp_plug_in_handle_extension_ack (GimpPlugIn *plug_in);
static void gimp_plug_in_handle_has_init (GimpPlugIn *plug_in);
/* public functions */
void
gimp_plug_in_handle_message (GimpPlugIn *plug_in,
GimpWireMessage *msg)
{
g_return_if_fail (GIMP_IS_PLUG_IN (plug_in));
g_return_if_fail (plug_in->open == TRUE);
g_return_if_fail (msg != NULL);
switch (msg->type)
{
case GP_QUIT:
gimp_plug_in_handle_quit (plug_in);
break;
case GP_CONFIG:
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"Plug-in \"%s\"\n(%s)\n\n"
"sent a CONFIG message. This should not happen.",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file));
gimp_plug_in_close (plug_in, TRUE);
break;
case GP_TILE_REQ:
gimp_plug_in_handle_tile_request (plug_in, msg->data);
break;
case GP_TILE_ACK:
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"Plug-in \"%s\"\n(%s)\n\n"
"sent a TILE_ACK message. This should not happen.",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file));
gimp_plug_in_close (plug_in, TRUE);
break;
case GP_TILE_DATA:
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"Plug-in \"%s\"\n(%s)\n\n"
"sent a TILE_DATA message. This should not happen.",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file));
gimp_plug_in_close (plug_in, TRUE);
break;
case GP_PROC_RUN:
gimp_plug_in_handle_proc_run (plug_in, msg->data);
break;
case GP_PROC_RETURN:
gimp_plug_in_handle_proc_return (plug_in, msg->data);
break;
case GP_TEMP_PROC_RUN:
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"Plug-in \"%s\"\n(%s)\n\n"
"sent a TEMP_PROC_RUN message. This should not happen.",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file));
gimp_plug_in_close (plug_in, TRUE);
break;
case GP_TEMP_PROC_RETURN:
gimp_plug_in_handle_temp_proc_return (plug_in, msg->data);
break;
case GP_PROC_INSTALL:
gimp_plug_in_handle_proc_install (plug_in, msg->data);
break;
case GP_PROC_UNINSTALL:
gimp_plug_in_handle_proc_uninstall (plug_in, msg->data);
break;
case GP_EXTENSION_ACK:
gimp_plug_in_handle_extension_ack (plug_in);
break;
case GP_HAS_INIT:
gimp_plug_in_handle_has_init (plug_in);
break;
}
}
/* private functions */
static void
gimp_plug_in_handle_quit (GimpPlugIn *plug_in)
{
gimp_plug_in_close (plug_in, FALSE);
}
static void
gimp_plug_in_handle_tile_request (GimpPlugIn *plug_in,
GPTileReq *request)
{
g_return_if_fail (request != NULL);
if (request->drawable_ID == -1)
gimp_plug_in_handle_tile_put (plug_in, request);
else
gimp_plug_in_handle_tile_get (plug_in, request);
}
static void
gimp_plug_in_handle_tile_put (GimpPlugIn *plug_in,
GPTileReq *request)
{
GPTileData tile_data;
GPTileData *tile_info;
GimpWireMessage msg;
GimpDrawable *drawable;
GeglBuffer *buffer;
const Babl *format;
GeglRectangle tile_rect;
tile_data.drawable_ID = -1;
tile_data.tile_num = 0;
tile_data.shadow = 0;
tile_data.bpp = 0;
tile_data.width = 0;
tile_data.height = 0;
tile_data.use_shm = (plug_in->manager->shm != NULL);
tile_data.data = NULL;
if (! gp_tile_data_write (plug_in->my_write, &tile_data, plug_in))
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"%s: ERROR", G_STRFUNC);
gimp_plug_in_close (plug_in, TRUE);
return;
}
if (! gimp_wire_read_msg (plug_in->my_read, &msg, plug_in))
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"%s: ERROR", G_STRFUNC);
gimp_plug_in_close (plug_in, TRUE);
return;
}
if (msg.type != GP_TILE_DATA)
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"expected tile data and received: %d", msg.type);
gimp_plug_in_close (plug_in, TRUE);
return;
}
tile_info = msg.data;
drawable = (GimpDrawable *) gimp_item_get_by_ID (plug_in->manager->gimp,
tile_info->drawable_ID);
if (! GIMP_IS_DRAWABLE (drawable))
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"Plug-in \"%s\"\n(%s)\n\n"
"tried writing to invalid drawable %d (killing)",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file),
tile_info->drawable_ID);
gimp_plug_in_close (plug_in, TRUE);
return;
}
else if (gimp_item_is_removed (GIMP_ITEM (drawable)))
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"Plug-in \"%s\"\n(%s)\n\n"
"tried writing to drawable %d which was removed "
"from the image (killing)",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file),
tile_info->drawable_ID);
gimp_plug_in_close (plug_in, TRUE);
return;
}
if (tile_info->shadow)
{
/* don't check whether the drawable is a group or locked here,
* the plugin will get a proper error message when it tries to
* merge the shadow tiles, which is much better than just
* killing it.
*/
buffer = gimp_drawable_get_shadow_buffer (drawable);
gimp_plug_in_cleanup_add_shadow (plug_in, drawable);
}
else
{
if (gimp_item_is_content_locked (GIMP_ITEM (drawable)))
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"Plug-in \"%s\"\n(%s)\n\n"
"tried writing to a locked drawable %d (killing)",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file),
tile_info->drawable_ID);
gimp_plug_in_close (plug_in, TRUE);
return;
}
else if (gimp_viewable_get_children (GIMP_VIEWABLE (drawable)))
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"Plug-in \"%s\"\n(%s)\n\n"
"tried writing to a group layer %d (killing)",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file),
tile_info->drawable_ID);
gimp_plug_in_close (plug_in, TRUE);
return;
}
buffer = gimp_drawable_get_buffer (drawable);
}
if (! gimp_gegl_buffer_get_tile_rect (buffer,
GIMP_PLUG_IN_TILE_WIDTH,
GIMP_PLUG_IN_TILE_HEIGHT,
tile_info->tile_num,
&tile_rect))
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"Plug-in \"%s\"\n(%s)\n\n"
"requested invalid tile (killing)",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file));
gimp_plug_in_close (plug_in, TRUE);
return;
}
format = gegl_buffer_get_format (buffer);
if (! gimp_plug_in_precision_enabled (plug_in))
{
format = gimp_babl_compat_u8_format (format);
}
if (tile_data.use_shm)
{
gegl_buffer_set (buffer, &tile_rect, 0, format,
gimp_plug_in_shm_get_addr (plug_in->manager->shm),
GEGL_AUTO_ROWSTRIDE);
}
else
{
gegl_buffer_set (buffer, &tile_rect, 0, format,
tile_info->data,
GEGL_AUTO_ROWSTRIDE);
}
gimp_wire_destroy (&msg);
if (! gp_tile_ack_write (plug_in->my_write, plug_in))
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"%s: ERROR", G_STRFUNC);
gimp_plug_in_close (plug_in, TRUE);
return;
}
}
static void
gimp_plug_in_handle_tile_get (GimpPlugIn *plug_in,
GPTileReq *request)
{
GPTileData tile_data;
GimpWireMessage msg;
GimpDrawable *drawable;
GeglBuffer *buffer;
const Babl *format;
GeglRectangle tile_rect;
gint tile_size;
drawable = (GimpDrawable *) gimp_item_get_by_ID (plug_in->manager->gimp,
request->drawable_ID);
if (! GIMP_IS_DRAWABLE (drawable))
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"Plug-in \"%s\"\n(%s)\n\n"
"tried reading from invalid drawable %d (killing)",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file),
request->drawable_ID);
gimp_plug_in_close (plug_in, TRUE);
return;
}
else if (gimp_item_is_removed (GIMP_ITEM (drawable)))
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"Plug-in \"%s\"\n(%s)\n\n"
"tried reading from drawable %d which was removed "
"from the image (killing)",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file),
request->drawable_ID);
gimp_plug_in_close (plug_in, TRUE);
return;
}
if (request->shadow)
{
buffer = gimp_drawable_get_shadow_buffer (drawable);
gimp_plug_in_cleanup_add_shadow (plug_in, drawable);
}
else
{
buffer = gimp_drawable_get_buffer (drawable);
}
if (! gimp_gegl_buffer_get_tile_rect (buffer,
GIMP_PLUG_IN_TILE_WIDTH,
GIMP_PLUG_IN_TILE_HEIGHT,
request->tile_num,
&tile_rect))
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"Plug-in \"%s\"\n(%s)\n\n"
"requested invalid tile (killing)",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file));
gimp_plug_in_close (plug_in, TRUE);
return;
}
format = gegl_buffer_get_format (buffer);
if (! gimp_plug_in_precision_enabled (plug_in))
{
format = gimp_babl_compat_u8_format (format);
}
tile_size = (babl_format_get_bytes_per_pixel (format) *
tile_rect.width * tile_rect.height);
tile_data.drawable_ID = request->drawable_ID;
tile_data.tile_num = request->tile_num;
tile_data.shadow = request->shadow;
tile_data.bpp = babl_format_get_bytes_per_pixel (format);
tile_data.width = tile_rect.width;
tile_data.height = tile_rect.height;
tile_data.use_shm = (plug_in->manager->shm != NULL);
if (tile_data.use_shm)
{
gegl_buffer_get (buffer, &tile_rect, 1.0, format,
gimp_plug_in_shm_get_addr (plug_in->manager->shm),
GEGL_AUTO_ROWSTRIDE, GEGL_ABYSS_NONE);
}
else
{
tile_data.data = g_malloc (tile_size);
gegl_buffer_get (buffer, &tile_rect, 1.0, format,
tile_data.data,
GEGL_AUTO_ROWSTRIDE, GEGL_ABYSS_NONE);
}
if (! gp_tile_data_write (plug_in->my_write, &tile_data, plug_in))
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"%s: ERROR", G_STRFUNC);
gimp_plug_in_close (plug_in, TRUE);
return;
}
if (! gimp_wire_read_msg (plug_in->my_read, &msg, plug_in))
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"%s: ERROR", G_STRFUNC);
gimp_plug_in_close (plug_in, TRUE);
return;
}
if (msg.type != GP_TILE_ACK)
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"expected tile ack and received: %d", msg.type);
gimp_plug_in_close (plug_in, TRUE);
return;
}
gimp_wire_destroy (&msg);
}
static void
gimp_plug_in_handle_proc_error (GimpPlugIn *plug_in,
GimpPlugInProcFrame *proc_frame,
const gchar *name,
const GError *error)
{
switch (proc_frame->error_handler)
{
case GIMP_PDB_ERROR_HANDLER_INTERNAL:
if (error->domain == GIMP_PDB_ERROR)
{
gimp_message (plug_in->manager->gimp,
G_OBJECT (proc_frame->progress),
GIMP_MESSAGE_ERROR,
_("Calling error for procedure '%s':\n"
"%s"),
name, error->message);
}
else
{
gimp_message (plug_in->manager->gimp,
G_OBJECT (proc_frame->progress),
GIMP_MESSAGE_ERROR,
_("Execution error for procedure '%s':\n"
"%s"),
name, error->message);
}
break;
case GIMP_PDB_ERROR_HANDLER_PLUGIN:
/* the plug-in is responsible for handling this error */
break;
}
}
static void
gimp_plug_in_handle_proc_run (GimpPlugIn *plug_in,
GPProcRun *proc_run)
{
GimpPlugInProcFrame *proc_frame;
gchar *canonical;
const gchar *proc_name = NULL;
GimpProcedure *procedure;
GimpValueArray *args = NULL;
GimpValueArray *return_vals = NULL;
GError *error = NULL;
g_return_if_fail (proc_run != NULL);
g_return_if_fail (proc_run->name != NULL);
canonical = gimp_canonicalize_identifier (proc_run->name);
proc_frame = gimp_plug_in_get_proc_frame (plug_in);
procedure = gimp_pdb_lookup_procedure (plug_in->manager->gimp->pdb,
canonical);
if (! procedure)
{
proc_name = gimp_pdb_lookup_compat_proc_name (plug_in->manager->gimp->pdb,
canonical);
if (proc_name)
{
procedure = gimp_pdb_lookup_procedure (plug_in->manager->gimp->pdb,
proc_name);
if (plug_in->manager->gimp->pdb_compat_mode == GIMP_PDB_COMPAT_WARN)
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_WARNING,
"Plug-in \"%s\"\n(%s)\n"
"called deprecated procedure '%s'.\n"
"It should call '%s' instead!",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file),
canonical, proc_name);
}
}
}
else if (procedure->deprecated)
{
if (plug_in->manager->gimp->pdb_compat_mode == GIMP_PDB_COMPAT_WARN)
{
if (! strcmp (procedure->deprecated, "NONE"))
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_WARNING,
"Plug-in \"%s\"\n(%s)\n"
"called deprecated procedure '%s'.",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file),
canonical);
}
else
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_WARNING,
"WARNING: Plug-in \"%s\"\n(%s)\n"
"called deprecated procedure '%s'.\n"
"It should call '%s' instead!",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file),
canonical, procedure->deprecated);
}
}
}
if (! proc_name)
proc_name = canonical;
args = plug_in_params_to_args (procedure ? procedure->args : NULL,
procedure ? procedure->num_args : 0,
proc_run->params, proc_run->nparams,
FALSE, FALSE);
/* Execute the procedure even if gimp_pdb_lookup_procedure()
* returned NULL, gimp_pdb_execute_procedure_by_name_args() will
* return appropriate error return_vals.
*/
gimp_plug_in_manager_plug_in_push (plug_in->manager, plug_in);
return_vals = gimp_pdb_execute_procedure_by_name_args (plug_in->manager->gimp->pdb,
proc_frame->context_stack ?
proc_frame->context_stack->data :
proc_frame->main_context,
proc_frame->progress,
&error,
proc_name,
args);
gimp_plug_in_manager_plug_in_pop (plug_in->manager);
gimp_value_array_unref (args);
if (error)
{
gimp_plug_in_handle_proc_error (plug_in, proc_frame,
canonical, error);
g_error_free (error);
}
g_free (canonical);
/* Don't bother to send the return value if executing the procedure
* closed the plug-in (e.g. if the procedure is gimp-quit)
*/
if (plug_in->open)
{
GPProcReturn proc_return;
/* Return the name we got called with, *not* proc_name or canonical,
* since proc_name may have been remapped by gimp->procedural_compat_ht
* and canonical may be different too.
*/
proc_return.name = proc_run->name;
proc_return.nparams = gimp_value_array_length (return_vals);
proc_return.params = plug_in_args_to_params (return_vals, FALSE);
if (! gp_proc_return_write (plug_in->my_write, &proc_return, plug_in))
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"%s: ERROR", G_STRFUNC);
gimp_plug_in_close (plug_in, TRUE);
}
g_free (proc_return.params);
}
gimp_value_array_unref (return_vals);
}
static void
gimp_plug_in_handle_proc_return (GimpPlugIn *plug_in,
GPProcReturn *proc_return)
{
GimpPlugInProcFrame *proc_frame = &plug_in->main_proc_frame;
g_return_if_fail (proc_return != NULL);
proc_frame->return_vals =
plug_in_params_to_args (proc_frame->procedure->values,
proc_frame->procedure->num_values,
proc_return->params,
proc_return->nparams,
TRUE, TRUE);
if (proc_frame->main_loop)
{
g_main_loop_quit (proc_frame->main_loop);
}
else
{
/* the plug-in is run asynchronously, so display its error
* messages here because nobody else will do it
*/
gimp_plug_in_procedure_handle_return_values (GIMP_PLUG_IN_PROCEDURE (proc_frame->procedure),
plug_in->manager->gimp,
proc_frame->progress,
proc_frame->return_vals);
}
gimp_plug_in_close (plug_in, FALSE);
}
static void
gimp_plug_in_handle_temp_proc_return (GimpPlugIn *plug_in,
GPProcReturn *proc_return)
{
g_return_if_fail (proc_return != NULL);
if (plug_in->temp_proc_frames)
{
GimpPlugInProcFrame *proc_frame = plug_in->temp_proc_frames->data;
proc_frame->return_vals =
plug_in_params_to_args (proc_frame->procedure->values,
proc_frame->procedure->num_values,
proc_return->params,
proc_return->nparams,
TRUE, TRUE);
gimp_plug_in_main_loop_quit (plug_in);
gimp_plug_in_proc_frame_pop (plug_in);
}
else
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"Plug-in \"%s\"\n(%s)\n\n"
"sent a TEMP_PROC_RETURN message while not running "
"a temporary procedure. This should not happen.",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file));
gimp_plug_in_close (plug_in, TRUE);
}
}
static void
gimp_plug_in_handle_proc_install (GimpPlugIn *plug_in,
GPProcInstall *proc_install)
{
GimpPlugInProcedure *proc = NULL;
GimpProcedure *procedure = NULL;
gchar *canonical;
gboolean null_name = FALSE;
gboolean valid_utf8 = FALSE;
gint i;
g_return_if_fail (proc_install != NULL);
g_return_if_fail (proc_install->name != NULL);
canonical = gimp_canonicalize_identifier (proc_install->name);
/* Sanity check for array arguments */
for (i = 1; i < proc_install->nparams; i++)
{
if ((proc_install->params[i].type == GIMP_PDB_INT32ARRAY ||
proc_install->params[i].type == GIMP_PDB_INT8ARRAY ||
proc_install->params[i].type == GIMP_PDB_FLOATARRAY ||
proc_install->params[i].type == GIMP_PDB_STRINGARRAY ||
proc_install->params[i].type == GIMP_PDB_COLORARRAY)
&&
proc_install->params[i - 1].type != GIMP_PDB_INT32)
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"Plug-in \"%s\"\n(%s)\n\n"
"attempted to install procedure \"%s\" "
"which fails to comply with the array parameter "
"passing standard. Argument %d is noncompliant.",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file),
canonical, i);
g_free (canonical);
return;
}
}
/* Sanity check strings for UTF-8 validity */
#define VALIDATE(str) (g_utf8_validate ((str), -1, NULL))
#define VALIDATE_OR_NULL(str) ((str) == NULL || g_utf8_validate ((str), -1, NULL))
if (VALIDATE_OR_NULL (proc_install->menu_path) &&
VALIDATE (canonical) &&
VALIDATE_OR_NULL (proc_install->blurb) &&
VALIDATE_OR_NULL (proc_install->help) &&
VALIDATE_OR_NULL (proc_install->author) &&
VALIDATE_OR_NULL (proc_install->copyright) &&
VALIDATE_OR_NULL (proc_install->date))
{
null_name = FALSE;
valid_utf8 = TRUE;
for (i = 0; i < proc_install->nparams && valid_utf8 && !null_name; i++)
{
if (! proc_install->params[i].name)
{
null_name = TRUE;
}
else if (! (VALIDATE (proc_install->params[i].name) &&
VALIDATE_OR_NULL (proc_install->params[i].description)))
{
valid_utf8 = FALSE;
}
}
for (i = 0; i < proc_install->nreturn_vals && valid_utf8 && !null_name; i++)
{
if (! proc_install->return_vals[i].name)
{
null_name = TRUE;
}
else if (! (VALIDATE (proc_install->return_vals[i].name) &&
VALIDATE_OR_NULL (proc_install->return_vals[i].description)))
{
valid_utf8 = FALSE;
}
}
}
#undef VALIDATE
#undef VALIDATE_OR_NULL
if (null_name)
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"Plug-in \"%s\"\n(%s)\n\n"
"attempted to install procedure \"%s\" with a "
"NULL parameter name.",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file),
canonical);
g_free (canonical);
return;
}
if (! valid_utf8)
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"Plug-in \"%s\"\n(%s)\n\n"
"attempted to install procedure \"%s\" with "
"invalid UTF-8 strings.",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file),
canonical);
g_free (canonical);
return;
}
if (proc_install->menu_path && strlen (proc_install->menu_path) &&
proc_install->menu_path[0] == '<')
{
g_printerr ("Plug-in \"%s\"\n(%s) "
"is installing procedure \"%s\" with a full "
"menu path \"%s\" as menu label, this deprecated and will "
"be an error in GIMP 3.0\n",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file),
canonical,
proc_install->menu_path);
}
/* Create the procedure object */
switch (proc_install->type)
{
case GIMP_PLUGIN:
case GIMP_EXTENSION:
procedure = gimp_plug_in_procedure_new (proc_install->type,
plug_in->file);
break;
case GIMP_TEMPORARY:
procedure = gimp_temporary_procedure_new (plug_in);
break;
}
proc = GIMP_PLUG_IN_PROCEDURE (procedure);
proc->mtime = time (NULL);
proc->installed_during_init = (plug_in->call_mode == GIMP_PLUG_IN_CALL_INIT);
gimp_object_take_name (GIMP_OBJECT (procedure), canonical);
gimp_procedure_set_strings (procedure,
proc_install->name,
proc_install->blurb,
proc_install->help,
proc_install->author,
proc_install->copyright,
proc_install->date,
NULL);
gimp_plug_in_procedure_set_image_types (proc, proc_install->image_types);
for (i = 0; i < proc_install->nparams; i++)
{
GParamSpec *pspec;
gboolean name_valid;
pspec = gimp_pdb_compat_param_spec (plug_in->manager->gimp,
proc_install->params[i].type,
proc_install->params[i].name,
proc_install->params[i].description,
&name_valid);
gimp_procedure_add_argument (procedure, pspec);
if (pspec && ! name_valid)
{
switch (plug_in->manager->gimp->pdb_compat_mode)
{
case GIMP_PDB_COMPAT_ON:
break;
case GIMP_PDB_COMPAT_WARN:
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_WARNING,
"Plug-in \"%s\"\n(%s)\n"
"attempted to install procedure \"%s\" "
"with invalid parameter name \"%s\".\n"
"This is deprecated.\n"
"The parameter name was changed to \"%s\".",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file),
gimp_object_get_name (proc),
proc_install->params[i].name,
pspec->name);
break;
case GIMP_PDB_COMPAT_OFF:
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"Plug-in \"%s\"\n(%s)\n"
"attempted to install procedure \"%s\" "
"with invalid parameter name \"%s\".\n"
"This is not allowed.",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file),
gimp_object_get_name (proc),
proc_install->params[i].name);
g_object_unref (proc);
return;
}
}
}
for (i = 0; i < proc_install->nreturn_vals; i++)
{
GParamSpec *pspec;
gboolean name_valid;
pspec = gimp_pdb_compat_param_spec (plug_in->manager->gimp,
proc_install->return_vals[i].type,
proc_install->return_vals[i].name,
proc_install->return_vals[i].description,
&name_valid);
gimp_procedure_add_return_value (procedure, pspec);
if (pspec && ! name_valid)
{
switch (plug_in->manager->gimp->pdb_compat_mode)
{
case GIMP_PDB_COMPAT_ON:
break;
case GIMP_PDB_COMPAT_WARN:
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_WARNING,
"Plug-in \"%s\"\n(%s)\n"
"attempted to install procedure \"%s\" "
"with invalid return-value name \"%s\".\n"
"This is deprecated.\n"
"The return-value name was changed to \"%s\".",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file),
gimp_object_get_name (proc),
proc_install->return_vals[i].name,
pspec->name);
break;
case GIMP_PDB_COMPAT_OFF:
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"Plug-in \"%s\"\n(%s)\n"
"attempted to install procedure \"%s\" "
"with invalid return-value name \"%s\".\n"
"This is not allowed.",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file),
gimp_object_get_name (proc),
proc_install->return_vals[i].name);
g_object_unref (proc);
return;
}
}
}
/* Sanity check menu path */
if (proc_install->menu_path && strlen (proc_install->menu_path))
{
if (proc_install->menu_path[0] == '<')
{
GError *error = NULL;
if (! gimp_plug_in_procedure_add_menu_path (proc,
proc_install->menu_path,
&error))
{
gimp_message_literal (plug_in->manager->gimp,
NULL, GIMP_MESSAGE_WARNING,
error->message);
g_clear_error (&error);
}
}
else
{
proc->menu_label = g_strdup (proc_install->menu_path);
}
}
/* Install the procedure */
switch (proc_install->type)
{
case GIMP_PLUGIN:
case GIMP_EXTENSION:
gimp_plug_in_def_add_procedure (plug_in->plug_in_def, proc);
break;
case GIMP_TEMPORARY:
gimp_plug_in_add_temp_proc (plug_in, GIMP_TEMPORARY_PROCEDURE (proc));
break;
}
g_object_unref (proc);
}
static void
gimp_plug_in_handle_proc_uninstall (GimpPlugIn *plug_in,
GPProcUninstall *proc_uninstall)
{
GimpPlugInProcedure *proc;
gchar *canonical;
g_return_if_fail (proc_uninstall != NULL);
g_return_if_fail (proc_uninstall->name != NULL);
canonical = gimp_canonicalize_identifier (proc_uninstall->name);
proc = gimp_plug_in_procedure_find (plug_in->temp_procedures, canonical);
if (proc)
gimp_plug_in_remove_temp_proc (plug_in, GIMP_TEMPORARY_PROCEDURE (proc));
g_free (canonical);
}
static void
gimp_plug_in_handle_extension_ack (GimpPlugIn *plug_in)
{
if (plug_in->ext_main_loop)
{
g_main_loop_quit (plug_in->ext_main_loop);
}
else
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"Plug-in \"%s\"\n(%s)\n\n"
"sent an EXTENSION_ACK message while not being started "
"as an extension. This should not happen.",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file));
gimp_plug_in_close (plug_in, TRUE);
}
}
static void
gimp_plug_in_handle_has_init (GimpPlugIn *plug_in)
{
if (plug_in->call_mode == GIMP_PLUG_IN_CALL_QUERY)
{
gimp_plug_in_def_set_has_init (plug_in->plug_in_def, TRUE);
}
else
{
gimp_message (plug_in->manager->gimp, NULL, GIMP_MESSAGE_ERROR,
"Plug-in \"%s\"\n(%s)\n\n"
"sent an HAS_INIT message while not in query(). "
"This should not happen.",
gimp_object_get_name (plug_in),
gimp_file_get_utf8_name (plug_in->file));
gimp_plug_in_close (plug_in, TRUE);
}
}
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