init.cpp revision f4f507228b30d55fd7e39386ba513f3a0a54bd5d
/*
* This is what gets executed to initialize all of the modules. For
* the internal modules this invovles executing their initialization
* functions, for external ones it involves reading their .spmodule
* files and bringing them into Sodipodi.
*
* Authors:
* Ted Gould <ted@gould.cx>
*
* Copyright (C) 2002-2004 Authors
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "path-prefix.h"
#include "inkscape.h"
#include <glibmm/i18n.h>
#include "system.h"
#include "db.h"
#include "internal/svgz.h"
#include "internal/ps.h"
#include "internal/pdf.h"
#ifdef HAVE_CAIRO_PDF
# include "internal/pdf-cairo.h"
#endif
#ifdef WITH_GNOME_PRINT
# include "internal/gnome.h"
#endif
#ifdef WIN32
# include "internal/win32.h"
#endif
#include "internal/ps-out.h"
#include "internal/pdf-out.h"
#ifdef HAVE_CAIRO_PDF
# include "internal/cairo-pdf-out.h"
#endif
#include "internal/pov-out.h"
#include "internal/odf.h"
#include "internal/latex-pstricks-out.h"
#include "internal/latex-pstricks.h"
#include "internal/eps-out.h"
#include "internal/gdkpixbuf-input.h"
#include "internal/bluredge.h"
#include "internal/gimpgrad.h"
#include "internal/grid.h"
#include "internal/wpg-input.h"
#include "prefs-utils.h"
#include "io/sys.h"
extern gboolean inkscape_app_use_gui( Inkscape::Application const *app );
namespace Inkscape {
namespace Extension {
/** This is the extention that all files are that are pulled from
the extension directory and parsed */
#define SP_MODULE_EXTENSION "inx"
static void build_module_from_dir(gchar const *dirname);
static void check_extensions();
/**
* \return none
* \brief Examines the given string preference and checks to see
* that at least one of the registered extensions matches
* it. If not, a default is assigned.
* \param pref_path Preference path to load
* \param pref_attr Attribute to load from the preference
* \param pref_default Default string to set
* \param extension_family List of extensions to search
*/
static void
update_pref(gchar const *pref_path, gchar const *pref_attr,
gchar const *pref_default) // , GSList *extension_family)
{
gchar const *pref = prefs_get_string_attribute(pref_path,pref_attr);
/*
gboolean missing=TRUE;
for (GSList *list = extension_family; list; list = g_slist_next(list)) {
g_assert( list->data );
Inkscape::Extension *extension;
extension = reinterpret_cast<Inkscape::Extension *>(list->data);
if (!strcmp(extension->get_id(),pref)) missing=FALSE;
}
*/
if (!Inkscape::Extension::db.get( pref ) /*missing*/) {
prefs_set_string_attribute(pref_path, pref_attr, pref_default);
}
}
/**
* Invokes the init routines for internal modules.
*
* This should be a list of all the internal modules that need to initialized. This is just a
* convinent place to put them. Also, this function calls build_module_from_dir to parse the
* Inkscape extensions directory.
*/
void
init()
{
/* TODO: Change to Internal */
Internal::Svg::init();
Internal::Svgz::init();
Internal::PsOutput::init();
Internal::EpsOutput::init();
Internal::PrintPS::init();
Internal::PdfOutput::init();
Internal::PrintPDF::init();
#ifdef HAVE_CAIRO_PDF
Internal::CairoPdfOutput::init();
Internal::PrintCairoPDF::init();
#endif
#ifdef WITH_GNOME_PRINT
Internal::PrintGNOME::init();
#endif
#ifdef WIN32
Internal::PrintWin32::init();
#endif
Internal::PovOutput::init();
Internal::OdfOutput::init();
Internal::PrintLatex::init();
Internal::LatexOutput::init();
Internal::WpgInput::init();
/* Effects */
Internal::BlurEdge::init();
Internal::GimpGrad::init();
Internal::Grid::init();
/* Load search path for extensions */
if (Inkscape::Extension::Extension::search_path.size() == 0)
{
Inkscape::Extension::Extension::search_path.push_back(profile_path("extensions"));
Inkscape::Extension::Extension::search_path.push_back(g_strdup(INKSCAPE_EXTENSIONDIR));
}
for (unsigned int i=0; i<Inkscape::Extension::Extension::search_path.size(); i++) {
build_module_from_dir(Inkscape::Extension::Extension::search_path[i]);
}
/* this is at the very end because it has several catch-alls
* that are possibly over-ridden by other extensions (such as
* svgz)
*/
Internal::GdkpixbufInput::init();
/* now we need to check and make sure everyone is happy */
check_extensions();
/* This is a hack to deal with updating saved outdated module
* names in the prefs...
*/
update_pref("dialogs.save_as", "default",
SP_MODULE_KEY_OUTPUT_SVG_INKSCAPE
// Inkscape::Extension::db.get_output_list()
);
}
/**
* \return none
* \brief This function parses a directory for files of SP_MODULE_EXTENSION
* type and loads them.
* \param dirname The directory that should be searched for modules
*
* Here is just a basic function that moves through a directory. It looks at every entry, and
* compares its filename with SP_MODULE_EXTENSION. Of those that pass, build_from_file is called
* with their filenames.
*/
static void
build_module_from_dir(gchar const *dirname)
{
if (!dirname) {
g_warning(_("Null external module directory name. Modules will not be loaded."));
return;
}
if (!Glib::file_test(std::string(dirname), Glib::FILE_TEST_EXISTS | Glib::FILE_TEST_IS_DIR)) {
return;
}
//# Hopefully doing this the Glib way is portable
GError *err;
GDir *directory = g_dir_open(dirname, 0, &err);
if (!directory) {
gchar *safeDir = Inkscape::IO::sanitizeString(dirname);
g_warning(_("Modules directory (%s) is unavailable. External modules in that directory will not be loaded."), safeDir);
g_free(safeDir);
return;
}
gchar *filename;
while ((filename = (gchar *)g_dir_read_name(directory)) != NULL) {
if (strlen(filename) < strlen(SP_MODULE_EXTENSION)) {
continue;
}
if (strcmp(SP_MODULE_EXTENSION, filename + (strlen(filename) - strlen(SP_MODULE_EXTENSION)))) {
continue;
}
gchar *pathname = g_strdup_printf("%s/%s", dirname, filename);
build_from_file(pathname);
g_free(pathname);
}
g_dir_close(directory);
}
static void
check_extensions_internal(Extension *in_plug, gpointer in_data)
{
int *count = (int *)in_data;
if (in_plug == NULL) return;
if (!in_plug->deactivated() && !in_plug->check()) {
in_plug->deactivate();
(*count)++;
}
}
static void
check_extensions()
{
int count = 1;
bool anyfail = false;
// int pass = 0;
Inkscape::Extension::Extension::error_file_open();
while (count != 0) {
// printf("Check extensions pass %d\n", pass++);
count = 0;
db.foreach(check_extensions_internal, (gpointer)&count);
if (count != 0) anyfail = true;
}
Inkscape::Extension::Extension::error_file_close();
}
} } /* namespace Inkscape::Extension */
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :