source/blender/windowmanager/intern/wm_files.c

   1 /*
   2  * $Id$
   3  *
   4  * ***** BEGIN GPL LICENSE BLOCK *****
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version 2
   9  * of the License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  19  *
  20  * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
  21  * All rights reserved.
  22  *
  23  * Contributor(s): Blender Foundation 2007
  24  *
  25  * ***** END GPL LICENSE BLOCK *****
  26  */
  27
  28 /** \file blender/windowmanager/intern/wm_files.c
  29  *  \ingroup wm
  30  */
  31
  32
  33         /* placed up here because of crappy
  34          * winsock stuff.
  35          */
  36 #include <stddef.h>
  37 #include <string.h>
  38 #include <errno.h>
  39
  40 #include "zlib.h" /* wm_read_exotic() */
  41
  42 #ifdef WIN32
  43 #include <windows.h> /* need to include windows.h so _WIN32_IE is defined  */
  44 #ifndef _WIN32_IE
  45 #define _WIN32_IE 0x0400 /* minimal requirements for SHGetSpecialFolderPath on MINGW MSVC has this defined already */
  46 #endif
  47 #include <shlobj.h> /* for SHGetSpecialFolderPath, has to be done before BLI_winstuff because 'near' is disabled through BLI_windstuff */
  48 #include <process.h> /* getpid */
  49 #include "BLI_winstuff.h"
  50 #else
  51 #include <unistd.h> /* getpid */
  52 #endif
  53
  54 #include "MEM_guardedalloc.h"
  55 #include "MEM_CacheLimiterC-Api.h"
  56
  57 #include "BLI_blenlib.h"
  58 #include "BLI_linklist.h"
  59 #include "BLI_utildefines.h"
  60 #include "BLI_callbacks.h"
  61
  62 #include "BLF_api.h"
  63
  64 #include "DNA_anim_types.h"
  65 #include "DNA_ipo_types.h" // XXX old animation system
  66 #include "DNA_object_types.h"
  67 #include "DNA_space_types.h"
  68 #include "DNA_userdef_types.h"
  69 #include "DNA_scene_types.h"
  70 #include "DNA_screen_types.h"
  71 #include "DNA_windowmanager_types.h"
  72
  73 #include "BKE_blender.h"
  74 #include "BKE_context.h"
  75 #include "BKE_depsgraph.h"
  76 #include "BKE_DerivedMesh.h"
  77 #include "BKE_font.h"
  78 #include "BKE_global.h"
  79 #include "BKE_library.h"
  80 #include "BKE_main.h"
  81 #include "BKE_packedFile.h"
  82 #include "BKE_report.h"
  83 #include "BKE_sound.h"
  84 #include "BKE_texture.h"
  85
  86
  87 #include "BLO_readfile.h"
  88 #include "BLO_writefile.h"
  89
  90 #include "RNA_access.h"
  91
  92 #include "IMB_imbuf.h"
  93 #include "IMB_imbuf_types.h"
  94 #include "IMB_thumbs.h"
  95
  96 #include "ED_datafiles.h"
  97 #include "ED_object.h"
  98 #include "ED_screen.h"
  99 #include "ED_sculpt.h"
 100 #include "ED_view3d.h"
 101 #include "ED_util.h"
 102
 103 #include "RE_pipeline.h" /* only to report missing engine */
 104
 105 #include "GHOST_C-api.h"
 106 #include "GHOST_Path-api.h"
 107
 108 #include "UI_interface.h"
 109
 110 #include "GPU_draw.h"
 111
 112 #ifdef WITH_PYTHON
 113 #include "BPY_extern.h"
 114 #endif
 115
 116 #include "WM_api.h"
 117 #include "WM_types.h"
 118 #include "wm.h"
 119 #include "wm_files.h"
 120 #include "wm_window.h"
 121 #include "wm_event_system.h"
 122
 123 static void write_history(void);
 124
 125 /* To be able to read files without windows closing, opening, moving
 126    we try to prepare for worst case:
 127    - active window gets active screen from file
 128    - restoring the screens from non-active windows
 129    Best case is all screens match, in that case they get assigned to proper window
 130 */
 131 static void wm_window_match_init(bContext *C, ListBase *wmlist)
 132 {
 133         wmWindowManager *wm;
 134         wmWindow *win, *active_win;
 135
 136         *wmlist= G.main->wm;
 137         G.main->wm.first= G.main->wm.last= NULL;
 138
 139         active_win = CTX_wm_window(C);
 140
 141         /* first wrap up running stuff */
 142         /* code copied from wm_init_exit.c */
 143         for(wm= wmlist->first; wm; wm= wm->id.next) {
 144
 145                 WM_jobs_stop_all(wm);
 146
 147                 for(win= wm->windows.first; win; win= win->next) {
 148
 149                         CTX_wm_window_set(C, win);      /* needed by operator close callbacks */
 150                         WM_event_remove_handlers(C, &win->handlers);
 151                         WM_event_remove_handlers(C, &win->modalhandlers);
 152                         ED_screen_exit(C, win, win->screen);
 153                 }
 154         }
 155
 156         /* reset active window */
 157         CTX_wm_window_set(C, active_win);
 158
 159         ED_editors_exit(C);
 160
 161 return;
 162         if(wm==NULL) return;
 163         if(G.fileflags & G_FILE_NO_UI) return;
 164
 165         /* we take apart the used screens from non-active window */
 166         for(win= wm->windows.first; win; win= win->next) {
 167                 BLI_strncpy(win->screenname, win->screen->id.name, MAX_ID_NAME);
 168                 if(win!=wm->winactive) {
 169                         BLI_remlink(&G.main->screen, win->screen);
 170                         //BLI_addtail(screenbase, win->screen);
 171                 }
 172         }
 173 }
 174
 175 /* match old WM with new, 4 cases:
 176   1- no current wm, no read wm: make new default
 177   2- no current wm, but read wm: that's OK, do nothing
 178   3- current wm, but not in file: try match screen names
 179   4- current wm, and wm in file: try match ghostwin
 180 */
 181
 182 static void wm_window_match_do(bContext *C, ListBase *oldwmlist)
 183 {
 184         wmWindowManager *oldwm, *wm;
 185         wmWindow *oldwin, *win;
 186
 187         /* cases 1 and 2 */
 188         if(oldwmlist->first==NULL) {
 189                 if(G.main->wm.first); /* nothing todo */
 190                 else
 191                         wm_add_default(C);
 192         }
 193         else {
 194                 /* cases 3 and 4 */
 195
 196                 /* we've read file without wm..., keep current one entirely alive */
 197                 if(G.main->wm.first==NULL) {
 198                         /* when loading without UI, no matching needed */
 199                         if(!(G.fileflags & G_FILE_NO_UI)) {
 200                                 bScreen *screen= CTX_wm_screen(C);
 201
 202                                 /* match oldwm to new dbase, only old files */
 203                                 for(wm= oldwmlist->first; wm; wm= wm->id.next) {
 204
 205                                         for(win= wm->windows.first; win; win= win->next) {
 206                                                 /* all windows get active screen from file */
 207                                                 if(screen->winid==0)
 208                                                         win->screen= screen;
 209                                                 else
 210                                                         win->screen= ED_screen_duplicate(win, screen);
 211
 212                                                 BLI_strncpy(win->screenname, win->screen->id.name+2, sizeof(win->screenname));
 213                                                 win->screen->winid= win->winid;
 214                                         }
 215                                 }
 216                         }
 217
 218                         G.main->wm= *oldwmlist;
 219
 220                         /* screens were read from file! */
 221                         ED_screens_initialize(G.main->wm.first);
 222                 }
 223                 else {
 224                         /* what if old was 3, and loaded 1? */
 225                         /* this code could move to setup_appdata */
 226                         oldwm= oldwmlist->first;
 227                         wm= G.main->wm.first;
 228
 229                         /* ensure making new keymaps and set space types */
 230                         wm->initialized= 0;
 231                         wm->winactive= NULL;
 232
 233                         /* only first wm in list has ghostwins */
 234                         for(win= wm->windows.first; win; win= win->next) {
 235                                 for(oldwin= oldwm->windows.first; oldwin; oldwin= oldwin->next) {
 236
 237                                         if(oldwin->winid == win->winid ) {
 238                                                 win->ghostwin= oldwin->ghostwin;
 239                                                 win->active= oldwin->active;
 240                                                 if(win->active)
 241                                                         wm->winactive= win;
 242
 243                                                 if(!G.background) /* file loading in background mode still calls this */
 244                                                         GHOST_SetWindowUserData(win->ghostwin, win);    /* pointer back */
 245
 246                                                 oldwin->ghostwin= NULL;
 247
 248                                                 win->eventstate= oldwin->eventstate;
 249                                                 oldwin->eventstate= NULL;
 250
 251                                                 /* ensure proper screen rescaling */
 252                                                 win->sizex= oldwin->sizex;
 253                                                 win->sizey= oldwin->sizey;
 254                                                 win->posx= oldwin->posx;
 255                                                 win->posy= oldwin->posy;
 256                                         }
 257                                 }
 258                         }
 259                         wm_close_and_free_all(C, oldwmlist);
 260                 }
 261         }
 262 }
 263
 264 /* in case UserDef was read, we re-initialize all, and do versioning */
 265 static void wm_init_userdef(bContext *C)
 266 {
 267         UI_init_userdef();
 268         MEM_CacheLimiter_set_maximum(U.memcachelimit * 1024 * 1024);
 269         sound_init(CTX_data_main(C));
 270
 271         /* needed so loading a file from the command line respects user-pref [#26156] */
 272         if(U.flag & USER_FILENOUI)      G.fileflags |= G_FILE_NO_UI;
 273         else                                            G.fileflags &= ~G_FILE_NO_UI;
 274
 275         /* set the python auto-execute setting from user prefs */
 276         /* enabled by default, unless explicitly enabled in the command line which overrides */
 277         if((G.f & G_SCRIPT_OVERRIDE_PREF) == 0) {
 278                 if ((U.flag & USER_SCRIPT_AUTOEXEC_DISABLE) == 0) G.f |=  G_SCRIPT_AUTOEXEC;
 279                 else                                                                                      G.f &= ~G_SCRIPT_AUTOEXEC;
 280         }
 281         if(U.tempdir[0]) BLI_where_is_temp(btempdir, FILE_MAX, 1);
 282 }
 283
 284
 285
 286 /* return codes */
 287 #define BKE_READ_EXOTIC_FAIL_PATH               -3 /* file format is not supported */
 288 #define BKE_READ_EXOTIC_FAIL_FORMAT             -2 /* file format is not supported */
 289 #define BKE_READ_EXOTIC_FAIL_OPEN               -1 /* Can't open the file */
 290 #define BKE_READ_EXOTIC_OK_BLEND                 0 /* .blend file */
 291 #define BKE_READ_EXOTIC_OK_OTHER                 1 /* other supported formats */
 292
 293 /* intended to check for non-blender formats but for now it only reads blends */
 294 static int wm_read_exotic(Scene *UNUSED(scene), const char *name)
 295 {
 296         int len;
 297         gzFile gzfile;
 298         char header[7];
 299         int retval;
 300
 301         // make sure we're not trying to read a directory....
 302
 303         len= strlen(name);
 304         if (ELEM(name[len-1], '/', '\\')) {
 305                 retval= BKE_READ_EXOTIC_FAIL_PATH;
 306         }
 307         else {
 308                 gzfile = gzopen(name,"rb");
 309
 310                 if (gzfile == NULL) {
 311                         retval= BKE_READ_EXOTIC_FAIL_OPEN;
 312                 }
 313                 else {
 314                         len= gzread(gzfile, header, sizeof(header));
 315                         gzclose(gzfile);
 316                         if (len == sizeof(header) && strncmp(header, "BLENDER", 7) == 0) {
 317                                 retval= BKE_READ_EXOTIC_OK_BLEND;
 318                         }
 319                         else {
 320                                 //XXX waitcursor(1);
 321                                 /*
 322                                 if(is_foo_format(name)) {
 323                                         read_foo(name);
 324                                         retval= BKE_READ_EXOTIC_OK_OTHER;
 325                                 }
 326                                 else
 327                                  */
 328                                 {
 329                                         retval= BKE_READ_EXOTIC_FAIL_FORMAT;
 330                                 }
 331                                 //XXX waitcursor(0);
 332                         }
 333                 }
 334         }
 335
 336         return retval;
 337 }
 338
 339 void WM_read_file(bContext *C, const char *filepath, ReportList *reports)
 340 {
 341         int retval;
 342
 343         /* so we can get the error message */
 344         errno = 0;
 345
 346         WM_cursor_wait(1);
 347
 348         BLI_exec_cb(CTX_data_main(C), NULL, BLI_CB_EVT_LOAD_PRE);
 349
 350         /* first try to append data from exotic file formats... */
 351         /* it throws error box when file doesnt exist and returns -1 */
 352         /* note; it should set some error message somewhere... (ton) */
 353         retval= wm_read_exotic(CTX_data_scene(C), filepath);
 354
 355         /* we didn't succeed, now try to read Blender file */
 356         if (retval == BKE_READ_EXOTIC_OK_BLEND) {
 357                 int G_f= G.f;
 358                 ListBase wmbase;
 359
 360                 /* put aside screens to match with persistant windows later */
 361                 /* also exit screens and editors */
 362                 wm_window_match_init(C, &wmbase);
 363
 364                 retval= BKE_read_file(C, filepath, reports);
 365                 G.save_over = 1;
 366
 367                 /* this flag is initialized by the operator but overwritten on read.
 368                  * need to re-enable it here else drivers + registered scripts wont work. */
 369                 if(G.f != G_f) {
 370                         const int flags_keep= (G_SCRIPT_AUTOEXEC | G_SCRIPT_OVERRIDE_PREF);
 371                         G.f= (G.f & ~flags_keep) | (G_f & flags_keep);
 372                 }
 373
 374                 /* match the read WM with current WM */
 375                 wm_window_match_do(C, &wmbase);
 376                 WM_check(C); /* opens window(s), checks keymaps */
 377
 378 // XXX          mainwindow_set_filename_to_title(G.main->name);
 379
 380                 if(retval == BKE_READ_FILE_OK_USERPREFS) wm_init_userdef(C);    // in case a userdef is read from regular .blend
 381
 382                 if (retval != BKE_READ_FILE_FAIL) {
 383                         G.relbase_valid = 1;
 384                         if(!G.background) /* assume automated tasks with background, dont write recent file list */
 385                                 write_history();
 386                 }
 387
 388
 389                 WM_event_add_notifier(C, NC_WM|ND_FILEREAD, NULL);
 390 //              refresh_interface_font();
 391
 392                 CTX_wm_window_set(C, CTX_wm_manager(C)->windows.first);
 393
 394                 ED_editors_init(C);
 395                 DAG_on_visible_update(CTX_data_main(C), TRUE);
 396
 397 #ifdef WITH_PYTHON
 398                 /* run any texts that were loaded in and flagged as modules */
 399                 BPY_driver_reset();
 400                 BPY_app_handlers_reset();
 401                 BPY_modules_load_user(C);
 402 #endif
 403                 CTX_wm_window_set(C, NULL); /* exits queues */
 404
 405 #if 0   /* gives popups on windows but not linux, bug in report API but disable for now to stop users getting annoyed  */
 406                 /* TODO, make this show in header info window */
 407                 {
 408                         Scene *sce;
 409                         for(sce= G.main->scene.first; sce; sce= sce->id.next) {
 410                                 if(sce->r.engine[0] && BLI_findstring(&R_engines, sce->r.engine, offsetof(RenderEngineType, idname)) == NULL) {
 411                                         BKE_reportf(reports, RPT_WARNING, "Engine not available: '%s' for scene: %s, an addon may need to be installed or enabled", sce->r.engine, sce->id.name+2);
 412                                 }
 413                         }
 414                 }
 415 #endif
 416
 417                 // XXX          undo_editmode_clear();
 418                 BKE_reset_undo();
 419                 BKE_write_undo(C, "original");  /* save current state */
 420
 421                 BLI_exec_cb(CTX_data_main(C), NULL, BLI_CB_EVT_LOAD_POST);
 422         }
 423         else if(retval == BKE_READ_EXOTIC_OK_OTHER)
 424                 BKE_write_undo(C, "Import file");
 425         else if(retval == BKE_READ_EXOTIC_FAIL_OPEN) {
 426                 BKE_reportf(reports, RPT_ERROR, _("Can't read file: \"%s\", %s."), filepath, errno ? strerror(errno) : _("Unable to open the file"));
 427         }
 428         else if(retval == BKE_READ_EXOTIC_FAIL_FORMAT) {
 429                 BKE_reportf(reports, RPT_ERROR, _("File format is not supported in file: \"%s\"."), filepath);
 430         }
 431         else if(retval == BKE_READ_EXOTIC_FAIL_PATH) {
 432                 BKE_reportf(reports, RPT_ERROR, _("File path invalid: \"%s\"."), filepath);
 433         }
 434         else {
 435                 BKE_reportf(reports, RPT_ERROR, _("Unknown error loading: \"%s\"."), filepath);
 436                 BLI_assert(!"invalid 'retval'");
 437         }
 438
 439         WM_cursor_wait(0);
 440
 441 }
 442
 443
 444 /* called on startup,  (context entirely filled with NULLs) */
 445 /* or called for 'New File' */
 446 /* op can be NULL */
 447 int WM_read_homefile(bContext *C, ReportList *reports, short from_memory)
 448 {
 449         ListBase wmbase;
 450         char tstr[FILE_MAXDIR+FILE_MAXFILE];
 451         int success= 0;
 452
 453         free_ttfont(); /* still weird... what does it here? */
 454
 455         G.relbase_valid = 0;
 456         if (!from_memory) {
 457                 char *cfgdir = BLI_get_folder(BLENDER_USER_CONFIG, NULL);
 458                 if (cfgdir) {
 459                         BLI_make_file_string(G.main->name, tstr, cfgdir, BLENDER_STARTUP_FILE);
 460                 } else {
 461                         tstr[0] = '\0';
 462                         from_memory = 1;
 463                         BKE_report(reports, RPT_INFO, "Config directory with "STRINGIFY(BLENDER_STARTUP_FILE)" file not found.");
 464                 }
 465         }
 466
 467         /* prevent loading no UI */
 468         G.fileflags &= ~G_FILE_NO_UI;
 469
 470         /* put aside screens to match with persistant windows later */
 471         wm_window_match_init(C, &wmbase);
 472
 473         if (!from_memory && BLI_exists(tstr)) {
 474                 success = (BKE_read_file(C, tstr, NULL) != BKE_READ_FILE_FAIL);
 475
 476                 if(U.themes.first==NULL) {
 477                         printf("\nError: No valid "STRINGIFY(BLENDER_STARTUP_FILE)", fall back to built-in default.\n\n");
 478                         success = 0;
 479                 }
 480         }
 481         if(success==0) {
 482                 success = BKE_read_file_from_memory(C, datatoc_startup_blend, datatoc_startup_blend_size, NULL);
 483                 if (wmbase.first == NULL) wm_clear_default_size(C);
 484
 485 #ifdef WITH_PYTHON_SECURITY /* not default */
 486                 /* use alternative setting for security nuts
 487                  * otherwise we'd need to patch the binary blob - startup.blend.c */
 488                 U.flag |= USER_SCRIPT_AUTOEXEC_DISABLE;
 489 #endif
 490         }
 491
 492         /* prevent buggy files that had G_FILE_RELATIVE_REMAP written out by mistake. Screws up autosaves otherwise
 493          * can remove this eventually, only in a 2.53 and older, now its not written */
 494         G.fileflags &= ~G_FILE_RELATIVE_REMAP;
 495
 496         /* check userdef before open window, keymaps etc */
 497         wm_init_userdef(C);
 498
 499         /* match the read WM with current WM */
 500         wm_window_match_do(C, &wmbase);
 501         WM_check(C); /* opens window(s), checks keymaps */
 502
 503         G.main->name[0]= '\0';
 504
 505         /* When loading factory settings, the reset solid OpenGL lights need to be applied. */
 506         if (!G.background) GPU_default_lights();
 507
 508         /* XXX */
 509         G.save_over = 0;        // start with save preference untitled.blend
 510         G.fileflags &= ~G_FILE_AUTOPLAY;        /*  disable autoplay in startup.blend... */
 511 //      mainwindow_set_filename_to_title("");   // empty string re-initializes title to "Blender"
 512
 513 //      refresh_interface_font();
 514
 515 //      undo_editmode_clear();
 516         BKE_reset_undo();
 517         BKE_write_undo(C, "original");  /* save current state */
 518
 519         ED_editors_init(C);
 520         DAG_on_visible_update(CTX_data_main(C), TRUE);
 521
 522 #ifdef WITH_PYTHON
 523         if(CTX_py_init_get(C)) {
 524                 /* sync addons, these may have changed from the defaults */
 525                 BPY_string_exec(C, "__import__('addon_utils').reset_all()");
 526
 527                 BPY_driver_reset();
 528                 BPY_app_handlers_reset();
 529                 BPY_modules_load_user(C);
 530         }
 531 #endif
 532
 533         WM_event_add_notifier(C, NC_WM|ND_FILEREAD, NULL);
 534
 535         /* in background mode the scene will stay NULL */
 536         if(!G.background) {
 537                 CTX_wm_window_set(C, NULL); /* exits queues */
 538         }
 539
 540         return TRUE;
 541 }
 542
 543 int WM_read_homefile_exec(bContext *C, wmOperator *op)
 544 {
 545         int from_memory= strcmp(op->type->idname, "WM_OT_read_factory_settings") == 0;
 546         return WM_read_homefile(C, op->reports, from_memory) ? OPERATOR_FINISHED : OPERATOR_CANCELLED;
 547 }
 548
 549 void WM_read_history(void)
 550 {
 551         char name[FILE_MAX];
 552         LinkNode *l, *lines;
 553         struct RecentFile *recent;
 554         char *line;
 555         int num;
 556         char *cfgdir = BLI_get_folder(BLENDER_USER_CONFIG, NULL);
 557
 558         if (!cfgdir) return;
 559
 560         BLI_make_file_string("/", name, cfgdir, BLENDER_HISTORY_FILE);
 561
 562         lines= BLI_read_file_as_lines(name);
 563
 564         G.recent_files.first = G.recent_files.last = NULL;
 565
 566         /* read list of recent opend files from recent-files.txt to memory */
 567         for (l= lines, num= 0; l && (num<U.recent_files); l= l->next) {
 568                 line = l->link;
 569                 if (line[0] && BLI_exists(line)) {
 570                         recent = (RecentFile*)MEM_mallocN(sizeof(RecentFile),"RecentFile");
 571                         BLI_addtail(&(G.recent_files), recent);
 572                         recent->filepath = BLI_strdup(line);
 573                         num++;
 574                 }
 575         }
 576
 577         BLI_free_file_lines(lines);
 578
 579 }
 580
 581 static void write_history(void)
 582 {
 583         struct RecentFile *recent, *next_recent;
 584         char name[FILE_MAXDIR+FILE_MAXFILE];
 585         char *user_config_dir;
 586         FILE *fp;
 587         int i;
 588
 589         /* will be NULL in background mode */
 590         user_config_dir = BLI_get_folder_create(BLENDER_USER_CONFIG, NULL);
 591         if(!user_config_dir)
 592                 return;
 593
 594         BLI_make_file_string("/", name, user_config_dir, BLENDER_HISTORY_FILE);
 595
 596         recent = G.recent_files.first;
 597         /* refresh recent-files.txt of recent opened files, when current file was changed */
 598         if(!(recent) || (BLI_path_cmp(recent->filepath, G.main->name)!=0)) {
 599                 fp= fopen(name, "w");
 600                 if (fp) {
 601                         /* add current file to the beginning of list */
 602                         recent = (RecentFile*)MEM_mallocN(sizeof(RecentFile),"RecentFile");
 603                         recent->filepath = BLI_strdup(G.main->name);
 604                         BLI_addhead(&(G.recent_files), recent);
 605                         /* write current file to recent-files.txt */
 606                         fprintf(fp, "%s\n", recent->filepath);
 607                         recent = recent->next;
 608                         i=1;
 609                         /* write rest of recent opened files to recent-files.txt */
 610                         while((i<U.recent_files) && (recent)){
 611                                 /* this prevents to have duplicities in list */
 612                                 if (BLI_path_cmp(recent->filepath, G.main->name)!=0) {
 613                                         fprintf(fp, "%s\n", recent->filepath);
 614                                         recent = recent->next;
 615                                 }
 616                                 else {
 617                                         next_recent = recent->next;
 618                                         MEM_freeN(recent->filepath);
 619                                         BLI_freelinkN(&(G.recent_files), recent);
 620                                         recent = next_recent;
 621                                 }
 622                                 i++;
 623                         }
 624                         fclose(fp);
 625                 }
 626
 627                 /* also update most recent files on System */
 628                 GHOST_addToSystemRecentFiles(G.main->name);
 629         }
 630 }
 631
 632 static ImBuf *blend_file_thumb(Scene *scene, int **thumb_pt)
 633 {
 634         /* will be scaled down, but gives some nice oversampling */
 635         ImBuf *ibuf;
 636         int *thumb;
 637         char err_out[256]= "unknown";
 638
 639         *thumb_pt= NULL;
 640
 641         /* scene can be NULL if running a script at startup and calling the save operator */
 642         if(G.background || scene==NULL || scene->camera==NULL)
 643                 return NULL;
 644
 645         /* gets scaled to BLEN_THUMB_SIZE */
 646         ibuf= ED_view3d_draw_offscreen_imbuf_simple(scene, scene->camera, BLEN_THUMB_SIZE * 2, BLEN_THUMB_SIZE * 2, IB_rect, OB_SOLID, err_out);
 647
 648         if(ibuf) {
 649                 float aspect= (scene->r.xsch*scene->r.xasp) / (scene->r.ysch*scene->r.yasp);
 650
 651                 /* dirty oversampling */
 652                 IMB_scaleImBuf(ibuf, BLEN_THUMB_SIZE, BLEN_THUMB_SIZE);
 653
 654                 /* add pretty overlay */
 655                 IMB_overlayblend_thumb(ibuf->rect, ibuf->x, ibuf->y, aspect);
 656
 657                 /* first write into thumb buffer */
 658                 thumb= MEM_mallocN(((2 + (BLEN_THUMB_SIZE * BLEN_THUMB_SIZE))) * sizeof(int), "write_file thumb");
 659
 660                 thumb[0] = BLEN_THUMB_SIZE;
 661                 thumb[1] = BLEN_THUMB_SIZE;
 662
 663                 memcpy(thumb + 2, ibuf->rect, BLEN_THUMB_SIZE * BLEN_THUMB_SIZE * sizeof(int));
 664         }
 665         else {
 666                 /* '*thumb_pt' needs to stay NULL to prevent a bad thumbnail from being handled */
 667                 fprintf(stderr, "blend_file_thumb failed to create thumbnail: %s\n", err_out);
 668                 thumb= NULL;
 669         }
 670
 671         /* must be freed by caller */
 672         *thumb_pt= thumb;
 673
 674         return ibuf;
 675 }
 676
 677 /* easy access from gdb */
 678 int write_crash_blend(void)
 679 {
 680         char path[FILE_MAX];
 681         int fileflags = G.fileflags & ~(G_FILE_HISTORY); /* don't do file history on crash file */
 682
 683         BLI_strncpy(path, G.main->name, sizeof(path));
 684         BLI_replace_extension(path, sizeof(path), "_crash.blend");
 685         if(BLO_write_file(G.main, path, fileflags, NULL, NULL)) {
 686                 printf("written: %s\n", path);
 687                 return 1;
 688         }
 689         else {
 690                 printf("failed: %s\n", path);
 691                 return 0;
 692         }
 693 }
 694
 695 int WM_write_file(bContext *C, const char *target, int fileflags, ReportList *reports, int copy)
 696 {
 697         Library *li;
 698         int len;
 699         char filepath[FILE_MAX];
 700
 701         int *thumb= NULL;
 702         ImBuf *ibuf_thumb= NULL;
 703
 704         len = strlen(target);
 705
 706         if (len == 0) {
 707                 BKE_report(reports, RPT_ERROR, "Path is empty, cannot save");
 708                 return -1;
 709         }
 710
 711         if (len >= FILE_MAX) {
 712                 BKE_report(reports, RPT_ERROR, "Path too long, cannot save");
 713                 return -1;
 714         }
 715
 716         BLI_strncpy(filepath, target, FILE_MAX);
 717         BLI_replace_extension(filepath, FILE_MAX, ".blend");
 718         /* dont use 'target' anymore */
 719
 720         /* send the OnSave event */
 721         for (li= G.main->library.first; li; li= li->id.next) {
 722                 if (BLI_path_cmp(li->filepath, filepath) == 0) {
 723                         BKE_reportf(reports, RPT_ERROR, "Can't overwrite used library '%.200s'", filepath);
 724                         return -1;
 725                 }
 726         }
 727
 728         /* blend file thumbnail */
 729         /* save before exit_editmode, otherwise derivedmeshes for shared data corrupt #27765) */
 730         if(U.flag & USER_SAVE_PREVIEWS) {
 731                 ibuf_thumb= blend_file_thumb(CTX_data_scene(C), &thumb);
 732         }
 733
 734         BLI_exec_cb(G.main, NULL, BLI_CB_EVT_SAVE_PRE);
 735
 736         /* operator now handles overwrite checks */
 737
 738         if (G.fileflags & G_AUTOPACK) {
 739                 packAll(G.main, reports);
 740         }
 741
 742         ED_object_exit_editmode(C, EM_DO_UNDO);
 743         ED_sculpt_force_update(C);
 744
 745         /* don't forget not to return without! */
 746         WM_cursor_wait(1);
 747
 748         fileflags |= G_FILE_HISTORY; /* write file history */
 749
 750         if (BLO_write_file(CTX_data_main(C), filepath, fileflags, reports, thumb)) {
 751                 if(!copy) {
 752                         G.relbase_valid = 1;
 753                         BLI_strncpy(G.main->name, filepath, sizeof(G.main->name));      /* is guaranteed current file */
 754
 755                         G.save_over = 1; /* disable untitled.blend convention */
 756                 }
 757
 758                 if(fileflags & G_FILE_COMPRESS) G.fileflags |= G_FILE_COMPRESS;
 759                 else G.fileflags &= ~G_FILE_COMPRESS;
 760
 761                 if(fileflags & G_FILE_AUTOPLAY) G.fileflags |= G_FILE_AUTOPLAY;
 762                 else G.fileflags &= ~G_FILE_AUTOPLAY;
 763
 764                 /* prevent background mode scripts from clobbering history */
 765                 if(!G.background) {
 766                         write_history();
 767                 }
 768
 769                 BLI_exec_cb(G.main, NULL, BLI_CB_EVT_SAVE_POST);
 770
 771                 /* run this function after because the file cant be written before the blend is */
 772                 if (ibuf_thumb) {
 773                         ibuf_thumb= IMB_thumb_create(filepath, THB_NORMAL, THB_SOURCE_BLEND, ibuf_thumb);
 774                         IMB_freeImBuf(ibuf_thumb);
 775                 }
 776
 777                 if(thumb) MEM_freeN(thumb);
 778         }
 779         else {
 780                 if(ibuf_thumb) IMB_freeImBuf(ibuf_thumb);
 781                 if(thumb) MEM_freeN(thumb);
 782
 783                 WM_cursor_wait(0);
 784                 return -1;
 785         }
 786
 787         WM_cursor_wait(0);
 788
 789         return 0;
 790 }
 791
 792 /* operator entry */
 793 int WM_write_homefile(bContext *C, wmOperator *op)
 794 {
 795         wmWindowManager *wm= CTX_wm_manager(C);
 796         wmWindow *win= CTX_wm_window(C);
 797         char filepath[FILE_MAXDIR+FILE_MAXFILE];
 798         int fileflags;
 799
 800         /* check current window and close it if temp */
 801         if(win->screen->temp)
 802                 wm_window_close(C, wm, win);
 803
 804         BLI_make_file_string("/", filepath, BLI_get_folder_create(BLENDER_USER_CONFIG, NULL), BLENDER_STARTUP_FILE);
 805         printf("trying to save homefile at %s ", filepath);
 806
 807         /*  force save as regular blend file */
 808         fileflags = G.fileflags & ~(G_FILE_COMPRESS | G_FILE_AUTOPLAY | G_FILE_LOCK | G_FILE_SIGN | G_FILE_HISTORY);
 809
 810         if(BLO_write_file(CTX_data_main(C), filepath, fileflags, op->reports, NULL) == 0) {
 811                 printf("fail\n");
 812                 return OPERATOR_CANCELLED;
 813         }
 814
 815         printf("ok\n");
 816
 817         G.save_over= 0;
 818
 819         return OPERATOR_FINISHED;
 820 }
 821
 822 /************************ autosave ****************************/
 823
 824 void wm_autosave_location(char *filepath)
 825 {
 826         char pidstr[32];
 827 #ifdef WIN32
 828         char *savedir;
 829 #endif
 830
 831         BLI_snprintf(pidstr, sizeof(pidstr), "%d.blend", abs(getpid()));
 832
 833 #ifdef WIN32
 834         /* XXX Need to investigate how to handle default location of '/tmp/'
 835          * This is a relative directory on Windows, and it may be
 836          * found. Example:
 837          * Blender installed on D:\ drive, D:\ drive has D:\tmp\
 838          * Now, BLI_exists() will find '/tmp/' exists, but
 839          * BLI_make_file_string will create string that has it most likely on C:\
 840          * through get_default_root().
 841          * If there is no C:\tmp autosave fails. */
 842         if (!BLI_exists(U.tempdir)) {
 843                 savedir = BLI_get_folder_create(BLENDER_USER_AUTOSAVE, NULL);
 844                 BLI_make_file_string("/", filepath, savedir, pidstr);
 845                 return;
 846         }
 847 #endif
 848
 849         BLI_make_file_string("/", filepath, U.tempdir, pidstr);
 850 }
 851
 852 void WM_autosave_init(wmWindowManager *wm)
 853 {
 854         wm_autosave_timer_ended(wm);
 855
 856         if(U.flag & USER_AUTOSAVE)
 857                 wm->autosavetimer= WM_event_add_timer(wm, NULL, TIMERAUTOSAVE, U.savetime*60.0);
 858 }
 859
 860 void wm_autosave_timer(const bContext *C, wmWindowManager *wm, wmTimer *UNUSED(wt))
 861 {
 862         wmWindow *win;
 863         wmEventHandler *handler;
 864         char filepath[FILE_MAX];
 865         int fileflags;
 866
 867         WM_event_remove_timer(wm, NULL, wm->autosavetimer);
 868
 869         /* if a modal operator is running, don't autosave, but try again in 10 seconds */
 870         for(win=wm->windows.first; win; win=win->next) {
 871                 for(handler=win->modalhandlers.first; handler; handler=handler->next) {
 872                         if(handler->op) {
 873                                 wm->autosavetimer= WM_event_add_timer(wm, NULL, TIMERAUTOSAVE, 10.0);
 874                                 return;
 875                         }
 876                 }
 877         }
 878
 879         wm_autosave_location(filepath);
 880
 881         /*  force save as regular blend file */
 882         fileflags = G.fileflags & ~(G_FILE_COMPRESS|G_FILE_AUTOPLAY |G_FILE_LOCK|G_FILE_SIGN|G_FILE_HISTORY);
 883
 884         /* no error reporting to console */
 885         BLO_write_file(CTX_data_main(C), filepath, fileflags, NULL, NULL);
 886
 887         /* do timer after file write, just in case file write takes a long time */
 888         wm->autosavetimer= WM_event_add_timer(wm, NULL, TIMERAUTOSAVE, U.savetime*60.0);
 889 }
 890
 891 void wm_autosave_timer_ended(wmWindowManager *wm)
 892 {
 893         if(wm->autosavetimer) {
 894                 WM_event_remove_timer(wm, NULL, wm->autosavetimer);
 895                 wm->autosavetimer= NULL;
 896         }
 897 }
 898
 899 void wm_autosave_delete(void)
 900 {
 901         char filename[FILE_MAX];
 902
 903         wm_autosave_location(filename);
 904
 905         if(BLI_exists(filename)) {
 906                 char str[FILE_MAXDIR+FILE_MAXFILE];
 907                 BLI_make_file_string("/", str, U.tempdir, "quit.blend");
 908
 909                 /* if global undo; remove tempsave, otherwise rename */
 910                 if(U.uiflag & USER_GLOBALUNDO) BLI_delete(filename, 0, 0);
 911                 else BLI_rename(filename, str);
 912         }
 913 }
 914
 915 void wm_autosave_read(bContext *C, ReportList *reports)
 916 {
 917         char filename[FILE_MAX];
 918
 919         wm_autosave_location(filename);
 920         WM_read_file(C, filename, reports);
 921 }
 922