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-rw-r--r--src/ui_demos.c459
1 files changed, 459 insertions, 0 deletions
diff --git a/src/ui_demos.c b/src/ui_demos.c
new file mode 100644
index 0000000..9e15a01
--- /dev/null
+++ b/src/ui_demos.c
@@ -0,0 +1,459 @@
+/*
+Copyright (C) 2003-2008 Andrey Nazarov
+
+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 2
+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, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+*/
+
+#include "ui_local.h"
+#include "files.h"
+#include "mdfour.h"
+
+/*
+=======================================================================
+
+DEMOS MENU
+
+=======================================================================
+*/
+
+#define DEMO_EXTENSIONS ".dm2;.dm2.gz;.mvd2;.mvd2.gz"
+
+#define DEMO_EXTRASIZE q_offsetof( demoEntry_t, name )
+
+#define ENTRY_UP 1
+#define ENTRY_DN 2
+#define ENTRY_DEMO 3
+
+typedef struct {
+ int type;
+ int size;
+ time_t mtime;
+ char name[1];
+} demoEntry_t;
+
+typedef struct m_demos_s {
+ menuFrameWork_t menu;
+ menuList_t list;
+ int numDirs;
+ uint8_t hash[16];
+ char browse[MAX_OSPATH];
+ int selection;
+} m_demos_t;
+
+static m_demos_t m_demos;
+
+static void BuildName( file_info_t *info, char **cache ) {
+ char buffer[MAX_OSPATH];
+ demoInfo_t demo;
+ demoEntry_t *e;
+
+ memset( &demo, 0, sizeof( demo ) );
+ strcpy( demo.map, "???" );
+ strcpy( demo.pov, "???" );
+
+ if( cache ) {
+ char *s = *cache;
+ char *p = strchr( s, '\\' );
+ if( p ) {
+ *p = 0;
+ Q_strlcpy( demo.map, s, sizeof( demo.map ) );
+ s = p + 1;
+ p = strchr( s, '\\' );
+ if( p ) {
+ *p = 0;
+ Q_strlcpy( demo.pov, s, sizeof( demo.pov ) );
+ s = p + 1;
+ }
+ }
+ *cache = s;
+ } else {
+ Q_concat( buffer, sizeof( buffer ), m_demos.browse, "/", info->name, NULL );
+ CL_GetDemoInfo( buffer, &demo );
+ }
+
+ COM_FormatFileSize( buffer, info->size, sizeof( buffer ) );
+
+ e = UI_FormatColumns( DEMO_EXTRASIZE,
+ info->name, buffer, demo.map, demo.pov, NULL );
+ e->type = ENTRY_DEMO;
+ e->size = info->size;
+ e->mtime = info->mtime;
+
+ m_demos.list.items[m_demos.list.numItems++] = e;
+}
+
+static void BuildDir( const char *name, int type ) {
+ demoEntry_t *e = UI_FormatColumns( DEMO_EXTRASIZE, name, "-", NULL );
+
+ e->type = type;
+ e->size = 0;
+ e->mtime = 0;
+
+ m_demos.list.items[m_demos.list.numItems++] = e;
+}
+
+static char *LoadCache( void **list ) {
+ char buffer[MAX_OSPATH], *cache;
+ int i;
+ size_t len;
+ uint8_t hash[16];
+
+ Q_concat( buffer, sizeof( buffer ), m_demos.browse, "/" COM_DEMOCACHE_NAME, NULL );
+ len = FS_LoadFile( buffer, ( void ** )&cache );
+ if( !cache ) {
+ return NULL;
+ }
+ if( len < 33 ) {
+ goto fail;
+ }
+
+ for( i = 0; i < 16; i++ ) {
+ int c1 = Q_charhex( cache[i*2+0] );
+ int c2 = Q_charhex( cache[i*2+1] );
+ hash[i] = ( c1 << 4 ) | c2;
+ }
+
+ if( cache[32] != '\\' ) {
+ goto fail;
+ }
+
+ if( memcmp( hash, m_demos.hash, 16 ) ) {
+ goto fail;
+ }
+
+ Com_DPrintf( "%s: loading from cache\n", __func__ );
+ return cache;
+
+fail:
+ FS_FreeFile( cache );
+ return NULL;
+}
+
+static void WriteCache( void ) {
+ char buffer[MAX_OSPATH];
+ qhandle_t f;
+ int i;
+ char *map, *pov;
+ demoEntry_t *e;
+ size_t len;
+
+ if( m_demos.list.numItems == m_demos.numDirs ) {
+ return;
+ }
+
+ len = Q_concat( buffer, sizeof( buffer ), m_demos.browse, "/" COM_DEMOCACHE_NAME, NULL );
+ if( len >= sizeof( buffer ) ) {
+ return;
+ }
+ FS_FOpenFile( buffer, &f, FS_MODE_WRITE );
+ if( !f ) {
+ return;
+ }
+
+ for( i = 0; i < 16; i++ ) {
+ FS_FPrintf( f, "%02x", m_demos.hash[i] );
+ }
+ FS_FPrintf( f, "\\" );
+
+ for( i = m_demos.numDirs; i < m_demos.list.numItems; i++ ) {
+ e = m_demos.list.items[i];
+ map = UI_GetColumn( e->name, 2 );
+ pov = UI_GetColumn( e->name, 3 );
+ FS_FPrintf( f, "%s\\%s\\", map, pov );
+ }
+ FS_FCloseFile( f );
+}
+
+static void CalcHash( void **list ) {
+ struct mdfour md;
+ file_info_t *info;
+ size_t len;
+
+ mdfour_begin( &md );
+ while( *list ) {
+ info = *list++;
+ len = sizeof( *info ) + strlen( info->name ) - 1;
+ mdfour_update( &md, ( uint8_t * )info, len );
+ }
+ mdfour_result( &md, m_demos.hash );
+}
+
+static menuSound_t Change( menuCommon_t *self ) {
+ demoEntry_t *e = m_demos.list.items[m_demos.list.curvalue];
+
+ switch( e->type ) {
+ case ENTRY_DEMO:
+ m_demos.menu.status = "Press Enter to play demo";
+ break;
+ default:
+ m_demos.menu.status = "Press Enter to change directory";
+ break;
+ }
+ return QMS_SILENT;
+}
+
+static void BuildList( void ) {
+ int numDirs, numDemos;
+ void **dirlist, **demolist;
+ char *cache, *p;
+ int i;
+
+ S_StopAllSounds();
+ m_demos.menu.status = "Building list...";
+ SCR_UpdateScreen();
+
+ // alloc entries
+ dirlist = FS_ListFiles( m_demos.browse, NULL, FS_PATH_GAME |
+ FS_SEARCHDIRS_ONLY, &numDirs );
+ demolist = FS_ListFiles( m_demos.browse, DEMO_EXTENSIONS, FS_PATH_GAME |
+ FS_SEARCH_EXTRAINFO, &numDemos );
+
+ m_demos.list.items = UI_Malloc( sizeof( demoEntry_t * ) * ( numDirs + numDemos + 1 ) );
+ m_demos.list.numItems = 0;
+ m_demos.list.curvalue = 0;
+ m_demos.list.prestep = 0;
+
+ if( m_demos.browse[0] ) {
+ BuildDir( "..", ENTRY_UP );
+ }
+
+ // add directories
+ if( dirlist ) {
+ for( i = 0; i < numDirs; i++ ) {
+ BuildDir( dirlist[i], ENTRY_DN );
+ }
+ FS_FreeList( dirlist );
+ }
+
+ m_demos.numDirs = m_demos.list.numItems;
+
+ // add demos
+ if( demolist ) {
+ CalcHash( demolist );
+ if( ( cache = LoadCache( demolist ) ) != NULL ) {
+ p = cache + 32 + 1;
+ for( i = 0; i < numDemos; i++ ) {
+ BuildName( demolist[i], &p );
+ }
+ FS_FreeFile( cache );
+ } else {
+ for( i = 0; i < numDemos; i++ ) {
+ BuildName( demolist[i], NULL );
+ if( ( i & 7 ) == 0 ) {
+ SCR_UpdateScreen();
+ }
+ }
+ }
+ WriteCache();
+ FS_FreeList( demolist );
+ }
+
+ if( m_demos.list.numItems ) {
+ Change( &m_demos.list.generic );
+ }
+
+ SCR_UpdateScreen();
+}
+
+static void FreeList( void ) {
+ int i;
+
+ if( m_demos.list.items ) {
+ for( i = 0; i < m_demos.list.numItems; i++ ) {
+ Z_Free( m_demos.list.items[i] );
+ }
+ Z_Free( m_demos.list.items );
+ m_demos.list.items = NULL;
+ m_demos.list.numItems = 0;
+ }
+}
+
+static void LeaveDirectory( void ) {
+ char *s;
+ int i;
+
+ s = strrchr( m_demos.browse, '/' );
+ if( !s ) {
+ return;
+ }
+ *s = 0;
+
+ // rebuild list
+ FreeList();
+ BuildList();
+ MenuList_Init( &m_demos.list );
+
+ // move cursor to the previous directory
+ for( i = 0; i < m_demos.numDirs; i++ ) {
+ demoEntry_t *e = m_demos.list.items[i];
+ if( !strcmp( e->name, s + 1 ) ) {
+ MenuList_SetValue( &m_demos.list, i );
+ break;
+ }
+ }
+
+ if( s == m_demos.browse ) {
+ m_demos.browse[0] = '/';
+ m_demos.browse[1] = 0;
+ }
+}
+
+static menuSound_t Activate( menuCommon_t *self ) {
+ size_t len, baselen;
+ demoEntry_t *e = m_demos.list.items[m_demos.list.curvalue];
+
+ switch( e->type ) {
+ case ENTRY_UP:
+ LeaveDirectory();
+ return QMS_OUT;
+
+ case ENTRY_DN:
+ baselen = strlen( m_demos.browse );
+ len = strlen( e->name );
+ if( baselen + 1 + len >= sizeof( m_demos.browse ) ) {
+ return QMS_BEEP;
+ }
+ if( !baselen || m_demos.browse[ baselen - 1 ] != '/' ) {
+ m_demos.browse[ baselen++ ] = '/';
+ }
+ memcpy( m_demos.browse + baselen, e->name, len + 1 );
+
+ // rebuild list
+ FreeList();
+ BuildList();
+ MenuList_Init( &m_demos.list );
+ return QMS_IN;
+
+ case ENTRY_DEMO:
+ Cbuf_AddText( &cmd_buffer, va( "demo \"%s/%s\"\n", m_demos.browse[1] ?
+ m_demos.browse : "", e->name ) );
+ return QMS_SILENT;
+ }
+
+ return QMS_NOTHANDLED;
+}
+
+static int sizecmp( const void *p1, const void *p2 ) {
+ demoEntry_t *e1 = *( demoEntry_t ** )p1;
+ demoEntry_t *e2 = *( demoEntry_t ** )p2;
+
+ return ( e1->size - e2->size ) * m_demos.list.sortdir;
+}
+
+static int namecmp( const void *p1, const void *p2 ) {
+ demoEntry_t *e1 = *( demoEntry_t ** )p1;
+ demoEntry_t *e2 = *( demoEntry_t ** )p2;
+ char *s1 = UI_GetColumn( e1->name, m_demos.list.sortcol );
+ char *s2 = UI_GetColumn( e2->name, m_demos.list.sortcol );
+
+ return Q_stricmp( s1, s2 ) * m_demos.list.sortdir;
+}
+
+static menuSound_t Sort( menuList_t *self, int column ) {
+ switch( column ) {
+ case 0:
+ case 2:
+ case 3:
+ MenuList_Sort( &m_demos.list, m_demos.numDirs, namecmp );
+ break;
+ case 1:
+ MenuList_Sort( &m_demos.list, m_demos.numDirs, sizecmp );
+ break;
+ }
+ return QMS_SILENT;
+}
+
+static void Size( menuFrameWork_t *self ) {
+ int w = uis.width * 96 / 640;
+
+ if( w > 8*15 ) {
+ w = 8*15;
+ }
+
+ m_demos.list.generic.x = 0;
+ m_demos.list.generic.y = 8;
+ m_demos.list.generic.width = 0;
+ m_demos.list.generic.height = uis.height - 17;
+
+ m_demos.list.columns[0].width = uis.width - 100 - w;
+ m_demos.list.columns[1].width = 40;
+ m_demos.list.columns[2].width = 60;
+ m_demos.list.columns[3].width = w;
+}
+
+static menuSound_t Keydown( menuFrameWork_t *self, int key ) {
+ if( key == K_BACKSPACE ) {
+ LeaveDirectory();
+ return QMS_OUT;
+ }
+ return QMS_NOTHANDLED;
+}
+
+static void Pop( menuFrameWork_t *self ) {
+ // save previous position
+ m_demos.selection = m_demos.list.curvalue;
+ FreeList();
+}
+
+static void Expose( menuFrameWork_t *self ) {
+ BuildList();
+ // move cursor to previous position
+ MenuList_SetValue( &m_demos.list, m_demos.selection );
+}
+
+static void Free( menuFrameWork_t *self ) {
+ memset( &m_demos, 0, sizeof( m_demos ) );
+}
+
+void M_Menu_Demos( void ) {
+ m_demos.menu.name = "demos";
+ m_demos.menu.title = "Demo Browser";
+
+ strcpy( m_demos.browse, "/demos" );
+
+ m_demos.menu.expose = Expose;
+ m_demos.menu.pop = Pop;
+ m_demos.menu.size = Size;
+ m_demos.menu.keydown = Keydown;
+ m_demos.menu.free = Free;
+ m_demos.menu.image = uis.backgroundHandle;
+ *( uint32_t * )m_demos.menu.color = *( uint32_t * )uis.color.background;
+
+ m_demos.list.generic.type = MTYPE_LIST;
+ m_demos.list.generic.flags = QMF_HASFOCUS;
+ m_demos.list.generic.activate = Activate;
+ m_demos.list.generic.change = Change;
+ m_demos.list.numcolumns = 4;
+ m_demos.list.sortdir = 1;
+ m_demos.list.extrasize = DEMO_EXTRASIZE;
+ m_demos.list.sort = Sort;
+
+ m_demos.list.columns[0].name = m_demos.browse;
+ m_demos.list.columns[0].uiFlags = UI_LEFT;
+ m_demos.list.columns[1].name = "Size";
+ m_demos.list.columns[1].uiFlags = UI_CENTER;
+ m_demos.list.columns[2].name = "Map";
+ m_demos.list.columns[2].uiFlags = UI_CENTER;
+ m_demos.list.columns[3].name = "POV";
+ m_demos.list.columns[3].uiFlags = UI_CENTER;
+
+ Menu_AddItem( &m_demos.menu, &m_demos.list );
+
+ List_Append( &ui_menus, &m_demos.menu.entry );
+}
+
+
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