aboutsummaryrefslogtreecommitdiff
path: root/util/fluxbox-update_configs.cc
blob: 27c8b48da5ffa9a822aec0cc65dbf8df87f988ae (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
// fluxbox-update_configs.cc
// Copyright (c) 2007 Fluxbox Team (fluxgen at fluxbox dot org)
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.

#include "../src/FbTk/I18n.hh"
#include "../src/FbTk/Resource.hh"
#include "../src/FbTk/StringUtil.hh"

#include "../src/defaults.hh"

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif // HAVE_CONFIG_H

#ifdef HAVE_SIGNAL_H
#include <signal.h>
#endif // HAVE_SIGNAL_H

//use GNU extensions
#ifndef	 _GNU_SOURCE
#define	 _GNU_SOURCE
#endif // _GNU_SOURCE

#ifdef HAVE_CSTRING
  #include <cstring>
#else
  #include <string.h>
#endif

#include <iostream>
#include <fstream>
#include <set>
#include <map>
#include <list>

using std::cout;
using std::cerr;
using std::endl;
using std::string;
using std::ifstream;
using std::ofstream;
using std::set;
using std::map;
using std::list;

string read_file(string filename);
void write_file(string filename, string &contents);
void save_all_files();

int run_updates(int old_version, FbTk::ResourceManager rm) {
    int new_version = old_version;

    FbTk::Resource<string> rc_keyfile(rm, "~/.fluxbox/keys",
            "session.keyFile", "Session.KeyFile");
    FbTk::Resource<string> rc_appsfile(rm, "~/.fluxbox/apps",
            "session.appsFile", "Session.AppsFile");

    string appsfilename = FbTk::StringUtil::expandFilename(*rc_appsfile);
    string keyfilename = FbTk::StringUtil::expandFilename(*rc_keyfile);

    if (old_version < 1) { // add mouse events to keys file

        string whole_keyfile = read_file(keyfilename);
        string new_keyfile = "";
        // let's put our new keybindings first, so they're easy to find
        new_keyfile += "!mouse actions added by fluxbox-update_configs\n";
        new_keyfile += "OnDesktop Mouse1 :hideMenus\n";
        new_keyfile += "OnDesktop Mouse2 :workspaceMenu\n";
        new_keyfile += "OnDesktop Mouse3 :rootMenu\n";

        // scrolling on desktop needs to match user's desktop wheeling settings
        // hmmm, what are the odds that somebody wants this to be different on
        // different screens? the ability is going away until we make per-screen
        // keys files, anyway, so let's just use the first screen's setting
        FbTk::Resource<bool> rc_wheeling(rm, true,
                                         "session.screen0.desktopwheeling",
                                         "Session.Screen0.DesktopWheeling");
        FbTk::Resource<bool> rc_reverse(rm, false,
                                        "session.screen0.reversewheeling",
                                        "Session.Screen0.ReverseWheeling");
        if (*rc_wheeling) {
            if (*rc_reverse) { // if you ask me, this should have been default
                new_keyfile += "OnDesktop Mouse4 :prevWorkspace\n";
                new_keyfile += "OnDesktop Mouse5 :nextWorkspace\n";
            } else {
                new_keyfile += "OnDesktop Mouse4 :nextWorkspace\n";
                new_keyfile += "OnDesktop Mouse5 :prevWorkspace\n";
            }
        }
        new_keyfile += "\n"; // just for good looks
        new_keyfile += whole_keyfile; // don't forget user's old keybindings

        write_file(keyfilename, new_keyfile);
        new_version = 1;
    }

    if (old_version < 2) { // move groups entries to apps file
        FbTk::Resource<string> rc_groupfile(rm, "~/.fluxbox/groups",
                "session.groupFile", "Session.GroupFile");
        string groupfilename = FbTk::StringUtil::expandFilename(*rc_groupfile);
        string whole_groupfile = read_file(groupfilename);
        string whole_appsfile = read_file(appsfilename);
        string new_appsfile = "";

        list<string> lines;
        FbTk::StringUtil::stringtok(lines, whole_groupfile, "\n");

        list<string>::iterator line_it = lines.begin();
        list<string>::iterator line_it_end = lines.end();
        for (; line_it != line_it_end; ++line_it) {
            new_appsfile += "[group] (workspace=[current])\n";

            list<string> apps;
            FbTk::StringUtil::stringtok(apps, *line_it);

            list<string>::iterator it = apps.begin();
            list<string>::iterator it_end = apps.end();
            for (; it != it_end; ++it) {
                new_appsfile += " [app] (name=";
                new_appsfile += *it;
                new_appsfile += ")\n";
            }

            new_appsfile += "[end]\n";
        }

        new_appsfile += whole_appsfile;
        write_file(appsfilename, new_appsfile);
        new_version = 2;
    }

    if (old_version < 3) { // move toolbar wheeling to keys file
        string whole_keyfile = read_file(keyfilename);
        string new_keyfile = "";
        // let's put our new keybindings first, so they're easy to find
        new_keyfile += "!mouse actions added by fluxbox-update_configs\n";
        bool keep_changes = false;

        // scrolling on toolbar needs to match user's toolbar wheeling settings
        FbTk::Resource<string> rc_wheeling(rm, "Off",
                                           "session.screen0.iconbar.wheelMode",
                                           "Session.Screen0.Iconbar.WheelMode");
        FbTk::Resource<bool> rc_screen(rm, true,
                                       "session.screen0.desktopwheeling",
                                       "Session.Screen0.DesktopWheeling");
        FbTk::Resource<bool> rc_reverse(rm, false,
                                        "session.screen0.reversewheeling",
                                        "Session.Screen0.ReverseWheeling");
        if (strcasecmp((*rc_wheeling).c_str(), "On") == 0 ||
            (strcasecmp((*rc_wheeling).c_str(), "Screen") && *rc_screen)) {
            keep_changes = true;
            if (*rc_reverse) { // if you ask me, this should have been default
                new_keyfile += "OnToolbar Mouse4 :prevWorkspace\n";
                new_keyfile += "OnToolbar Mouse5 :nextWorkspace\n";
            } else {
                new_keyfile += "OnToolbar Mouse4 :nextWorkspace\n";
                new_keyfile += "OnToolbar Mouse5 :prevWorkspace\n";
            }
        }
        new_keyfile += "\n"; // just for good looks
        new_keyfile += whole_keyfile; // don't forget user's old keybindings

        if (keep_changes)
            write_file(keyfilename, new_keyfile);
        new_version = 3;
    }

    if (old_version < 4) { // move modkey to keys file
        string whole_keyfile = read_file(keyfilename);
        string new_keyfile = "";
        // let's put our new keybindings first, so they're easy to find
        new_keyfile += "!mouse actions added by fluxbox-update_configs\n";

        // need to match user's resize model
        FbTk::Resource<string> rc_mode(rm, "Bottom",
                                           "session.screen0.resizeMode",
                                           "Session.Screen0.ResizeMode");
        FbTk::Resource<string> rc_modkey(rm, "Mod1",
                                       "session.modKey",
                                       "Session.ModKey");

        new_keyfile += "OnWindow " + *rc_modkey + " Mouse1 :StartMoving\n";
        if (strcasecmp((*rc_mode).c_str(), "Quadrant") == 0) {
            new_keyfile += "OnWindow " + *rc_modkey +
                           " Mouse3 :StartResizing NearestCorner\n";
        } else if (strcasecmp((*rc_mode).c_str(), "Center") == 0) {
            new_keyfile += "OnWindow " + *rc_modkey +
                           " Mouse3 :StartResizing Center\n";
        } else {
            new_keyfile += "OnWindow " + *rc_modkey +
                           "StartResizing BottomRight\n";
        }
        new_keyfile += "\n"; // just for good looks
        new_keyfile += whole_keyfile; // don't forget user's old keybindings

        write_file(keyfilename, new_keyfile);
        new_version = 4;
    }

    return new_version;
}

int main(int argc, char **argv) {
    string rc_filename;
    set<string> style_filenames;
    int i = 1;
    pid_t fb_pid = 0;

    FbTk::NLSInit("fluxbox.cat");
    _FB_USES_NLS;

    for (; i < argc; i++) {
        if (strcmp(argv[i], "-rc") == 0) {
            // look for alternative rc file to use

            if ((++i) >= argc) {
                cerr<<_FB_CONSOLETEXT(main, RCRequiresArg,
                              "error: '-rc' requires an argument", "the -rc option requires a file argument")<<endl;
                exit(1);
            }

            rc_filename = argv[i];
        } else if (strcmp(argv[i], "-pid") == 0) {
            if ((++i) >= argc) {
                // need translations for this, too
                cerr<<"the -pid option requires a numeric argument"<<endl;
            } else
                fb_pid = atoi(argv[i]);
        } else if (strcmp(argv[i], "-help") == 0 || strcmp(argv[i], "-h") == 0) {
            // no NLS translations yet -- we'll just have to use English for now
            cout << "  -rc <string>\t\t\tuse alternate resource file.\n"
                 << "  -pid <int>\t\t\ttell fluxbox to reload configuration.\n"
                 << "  -help\t\t\t\tdisplay this help text and exit.\n\n"
                 << endl;
            exit(0);
        }
    }

    if (rc_filename.empty())
        rc_filename = getenv("HOME") + string("/.fluxbox/init");

    FbTk::ResourceManager resource_manager(rc_filename.c_str(),false);
    if (!resource_manager.load(rc_filename.c_str())) {
        // couldn't load rc file
        cerr<<_FB_CONSOLETEXT(Fluxbox, CantLoadRCFile, "Failed to load database", "Failed trying to read rc file")<<":"<<rc_filename<<endl;
        cerr<<_FB_CONSOLETEXT(Fluxbox, CantLoadRCFileTrying, "Retrying with", "Retrying rc file loading with (the following file)")<<": "<<DEFAULT_INITFILE<<endl;

        // couldn't load default rc file, either
        if (!resource_manager.load(DEFAULT_INITFILE)) {
            cerr<<_FB_CONSOLETEXT(Fluxbox, CantLoadRCFile, "Failed to load database", "")<<": "<<DEFAULT_INITFILE<<endl;
            exit(1); // this is a fatal error for us
        }
    }

    // run updates here
    // I feel like putting this in a separate function for no apparent reason

    FbTk::Resource<int> config_version(resource_manager, 0,
            "session.configVersion", "Session.ConfigVersion");
    int old_version = *config_version;
    int new_version = run_updates(old_version, resource_manager);
    if (new_version > old_version) {
        // configs were updated -- let's save our changes
        config_version = new_version;
        resource_manager.save(rc_filename.c_str(), rc_filename.c_str());
        save_all_files();

#ifdef HAVE_SIGNAL_H
        // if we were given a fluxbox pid, send it a reconfigure signal
        if (fb_pid > 0)
            kill(fb_pid, SIGUSR2);
#endif // HAVE_SIGNAL_H

    }

    return 0;
}

static set<string> modified_files;
// we may want to put a size limit on this cache, so it doesn't grow too big
static map<string,string> file_cache;

// returns the contents of the file given, either from the cache or by reading
// the file from disk
string read_file(string filename) {
    // check if we already have the file in memory
    map<string,string>::iterator it = file_cache.find(filename);
    if (it != file_cache.end())
        return it->second;

    // nope, we'll have to read the file
    ifstream infile(filename.c_str());
    string whole_file = "";

    if (!infile) // failed to open file
        return whole_file;

    while (!infile.eof()) {
        string linebuffer;

        getline(infile, linebuffer);
        whole_file += linebuffer + "\n";
    }
    infile.close();

    file_cache[filename] = whole_file;
    return whole_file;
}

#ifdef NOT_USED
// remove the file from the cache, writing to disk if it's been changed
void forget_file(string filename) {
    map<string,string>::iterator cache_it = file_cache.find(filename);
    // check if we knew about the file to begin with
    if (cache_it == file_cache.end())
        return;

    // check if we've actually modified it
    set<string>::iterator mod_it = modified_files.find(filename);
    if (mod_it == modified_files.end()) {
        file_cache.erase(cache_it);
        return;
    }

    // flush our changes to disk and remove all traces
    ofstream outfile(filename.c_str());
    outfile << cache_it->second;
    file_cache.erase(cache_it);
    modified_files.erase(mod_it);
}
#endif // NOT_USED

// updates the file contents in the cache and marks the file as modified so it
// gets saved later
void write_file(string filename, string &contents) {
    modified_files.insert(filename);
    file_cache[filename] = contents;
}

// actually save all the files we've modified
void save_all_files() {
    set<string>::iterator it = modified_files.begin();
    set<string>::iterator it_end = modified_files.end();
    for (; it != it_end; ++it) {
        ofstream outfile(it->c_str());
        outfile << file_cache[it->c_str()];
    }
    modified_files.clear();
}