a6471be257f9d8348769cefcfcd65257b254cf91
1 /*
2 * This is what gets executed to initialize all of the modules. For
3 * the internal modules this invovles executing their initialization
4 * functions, for external ones it involves reading their .spmodule
5 * files and bringing them into Sodipodi.
6 *
7 * Authors:
8 * Ted Gould <ted@gould.cx>
9 *
10 * Copyright (C) 2002-2004 Authors
11 *
12 * Released under GNU GPL, read the file 'COPYING' for more information
13 */
15 #ifdef HAVE_CONFIG_H
16 # include "config.h"
17 #endif
18 #include "path-prefix.h"
21 #include "inkscape.h"
22 #include <glibmm/i18n.h>
24 #include "system.h"
25 #include "db.h"
26 #include "internal/svgz.h"
27 #include "internal/ps.h"
28 #ifdef HAVE_CAIRO_PDF
29 # include "internal/pdf-cairo.h"
30 #endif
31 #ifdef WITH_GNOME_PRINT
32 # include "internal/gnome.h"
33 #endif
34 #ifdef WIN32
35 # include "internal/win32.h"
36 # include "internal/emf-win32-inout.h"
37 # include "internal/emf-win32-print.h"
38 #endif
39 #include "internal/ps-out.h"
40 #ifdef HAVE_CAIRO_PDF
41 # include "internal/cairo-pdf-out.h"
42 # include "internal/cairo-renderer-pdf-out.h"
43 # include "internal/cairo-png-out.h"
44 # include "internal/cairo-ps-out.h"
45 #endif
46 #ifdef HAVE_POPPLER_GLIB
47 # include "internal/pdf-input-cairo.h"
48 #endif
49 #include "internal/pov-out.h"
50 #include "internal/odf.h"
51 #include "internal/latex-pstricks-out.h"
52 #include "internal/latex-pstricks.h"
53 #include "internal/eps-out.h"
54 #include "internal/gdkpixbuf-input.h"
55 #include "internal/bluredge.h"
56 #include "internal/gimpgrad.h"
57 #include "internal/grid.h"
58 #include "internal/wpg-input.h"
59 #include "prefs-utils.h"
60 #include "io/sys.h"
62 extern gboolean inkscape_app_use_gui( Inkscape::Application const *app );
64 namespace Inkscape {
65 namespace Extension {
67 /** This is the extention that all files are that are pulled from
68 the extension directory and parsed */
69 #define SP_MODULE_EXTENSION "inx"
71 static void build_module_from_dir(gchar const *dirname);
72 static void check_extensions();
74 /**
75 * \return none
76 * \brief Examines the given string preference and checks to see
77 * that at least one of the registered extensions matches
78 * it. If not, a default is assigned.
79 * \param pref_path Preference path to load
80 * \param pref_attr Attribute to load from the preference
81 * \param pref_default Default string to set
82 * \param extension_family List of extensions to search
83 */
84 static void
85 update_pref(gchar const *pref_path, gchar const *pref_attr,
86 gchar const *pref_default) // , GSList *extension_family)
87 {
88 gchar const *pref = prefs_get_string_attribute(pref_path,pref_attr);
89 /*
90 gboolean missing=TRUE;
91 for (GSList *list = extension_family; list; list = g_slist_next(list)) {
92 g_assert( list->data );
94 Inkscape::Extension *extension;
95 extension = reinterpret_cast<Inkscape::Extension *>(list->data);
97 if (!strcmp(extension->get_id(),pref)) missing=FALSE;
98 }
99 */
100 if (!Inkscape::Extension::db.get( pref ) /*missing*/) {
101 prefs_set_string_attribute(pref_path, pref_attr, pref_default);
102 }
103 }
105 /**
106 * Invokes the init routines for internal modules.
107 *
108 * This should be a list of all the internal modules that need to initialized. This is just a
109 * convinent place to put them. Also, this function calls build_module_from_dir to parse the
110 * Inkscape extensions directory.
111 */
112 void
113 init()
114 {
115 /* TODO: Change to Internal */
116 Internal::Svg::init();
117 Internal::Svgz::init();
118 Internal::PsOutput::init();
119 Internal::EpsOutput::init();
120 Internal::PrintPS::init();
121 #ifdef HAVE_CAIRO_PDF
122 Internal::CairoPdfOutput::init();
123 Internal::PrintCairoPDF::init();
124 if (0) {
125 Internal::CairoRendererPdfOutput::init();
126 Internal::CairoRendererOutput::init();
127 }
128 Internal::CairoPsOutput::init();
129 #endif
130 #ifdef HAVE_POPPLER_GLIB
131 Internal::PdfInputCairo::init();
132 #endif
133 #ifdef WITH_GNOME_PRINT
134 Internal::PrintGNOME::init();
135 #endif
136 #ifdef WIN32
137 Internal::PrintWin32::init();
138 Internal::PrintEmfWin32::init();
139 Internal::EmfWin32::init();
140 #endif
141 Internal::PovOutput::init();
142 Internal::OdfOutput::init();
143 Internal::PrintLatex::init();
144 Internal::LatexOutput::init();
145 Internal::WpgInput::init();
147 /* Effects */
148 Internal::BlurEdge::init();
149 Internal::GimpGrad::init();
150 Internal::Grid::init();
152 /* Load search path for extensions */
153 if (Inkscape::Extension::Extension::search_path.size() == 0)
154 {
155 Inkscape::Extension::Extension::search_path.push_back(profile_path("extensions"));
156 Inkscape::Extension::Extension::search_path.push_back(g_strdup(INKSCAPE_EXTENSIONDIR));
157 }
159 for (unsigned int i=0; i<Inkscape::Extension::Extension::search_path.size(); i++) {
160 build_module_from_dir(Inkscape::Extension::Extension::search_path[i]);
161 }
163 /* this is at the very end because it has several catch-alls
164 * that are possibly over-ridden by other extensions (such as
165 * svgz)
166 */
167 Internal::GdkpixbufInput::init();
169 /* now we need to check and make sure everyone is happy */
170 check_extensions();
172 /* This is a hack to deal with updating saved outdated module
173 * names in the prefs...
174 */
175 update_pref("dialogs.save_as", "default",
176 SP_MODULE_KEY_OUTPUT_SVG_INKSCAPE
177 // Inkscape::Extension::db.get_output_list()
178 );
179 }
181 /**
182 * \return none
183 * \brief This function parses a directory for files of SP_MODULE_EXTENSION
184 * type and loads them.
185 * \param dirname The directory that should be searched for modules
186 *
187 * Here is just a basic function that moves through a directory. It looks at every entry, and
188 * compares its filename with SP_MODULE_EXTENSION. Of those that pass, build_from_file is called
189 * with their filenames.
190 */
191 static void
192 build_module_from_dir(gchar const *dirname)
193 {
194 if (!dirname) {
195 g_warning(_("Null external module directory name. Modules will not be loaded."));
196 return;
197 }
199 if (!Glib::file_test(std::string(dirname), Glib::FILE_TEST_EXISTS | Glib::FILE_TEST_IS_DIR)) {
200 return;
201 }
203 //# Hopefully doing this the Glib way is portable
205 GError *err;
206 GDir *directory = g_dir_open(dirname, 0, &err);
207 if (!directory) {
208 gchar *safeDir = Inkscape::IO::sanitizeString(dirname);
209 g_warning(_("Modules directory (%s) is unavailable. External modules in that directory will not be loaded."), safeDir);
210 g_free(safeDir);
211 return;
212 }
214 gchar *filename;
215 while ((filename = (gchar *)g_dir_read_name(directory)) != NULL) {
217 if (strlen(filename) < strlen(SP_MODULE_EXTENSION)) {
218 continue;
219 }
221 if (strcmp(SP_MODULE_EXTENSION, filename + (strlen(filename) - strlen(SP_MODULE_EXTENSION)))) {
222 continue;
223 }
225 gchar *pathname = g_strdup_printf("%s/%s", dirname, filename);
226 build_from_file(pathname);
227 g_free(pathname);
228 }
230 g_dir_close(directory);
231 }
234 static void
235 check_extensions_internal(Extension *in_plug, gpointer in_data)
236 {
237 int *count = (int *)in_data;
239 if (in_plug == NULL) return;
240 if (!in_plug->deactivated() && !in_plug->check()) {
241 in_plug->deactivate();
242 (*count)++;
243 }
244 }
246 static void
247 check_extensions()
248 {
249 int count = 1;
250 bool anyfail = false;
251 // int pass = 0;
253 Inkscape::Extension::Extension::error_file_open();
254 while (count != 0) {
255 // printf("Check extensions pass %d\n", pass++);
256 count = 0;
257 db.foreach(check_extensions_internal, (gpointer)&count);
258 if (count != 0) anyfail = true;
259 }
260 Inkscape::Extension::Extension::error_file_close();
261 }
263 } } /* namespace Inkscape::Extension */
266 /*
267 Local Variables:
268 mode:c++
269 c-file-style:"stroustrup"
270 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
271 indent-tabs-mode:nil
272 fill-column:99
273 End:
274 */
275 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :