A downloads menu. Not yet compleate.
git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@943 fc73d0e0-1445-4013-8a0c-d673dee63da5
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Spoike
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#include "quakedef.h"
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#ifndef MINIMAL
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#define ROOTDOWNLOADABLESSOURCE "http://127.0.0.1/downloadables.txt"
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#define INSTALLEDFILES "installed.lst" //the file that resides in the quakedir (saying what's installed).
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#define DPF_HAVEAVERSION 1 //any old version
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#define DPF_WANTTOINSTALL 2 //user selected it
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#define DPF_DISPLAYVERSION 4 //some sort of conflict, the package is listed twice, so show versions so the user knows what's old.
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#define DPF_DELETEONUNINSTALL 8 //for previously installed packages, remove them from the list
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extern char com_basedir[];
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char *downloadablelist[256] = {
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"http://127.0.0.1/downloadables.txt"
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}; //note: these are allocated for the life of the exe
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int numdownloadablelists = 1;
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typedef struct package_s {
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char fullname[256];
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char *name;
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char src[256];
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char dest[64];
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unsigned int version; //integral.
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int flags;
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struct package_s *next;
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} package_t;
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typedef struct {
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menucustom_t *list;
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char intermediatefilename[MAX_PATH];
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int parsedsourcenum;
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int firstpackagenum;
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int highlightednum;
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} dlmenu_t;
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package_t *availablepackages;
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int numpackages;
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package_t *BuildPackageList(FILE *f, int flags)
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{
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char line[1024];
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package_t *p;
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package_t *first = NULL;
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char *sl;
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do
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{
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fgets(line, sizeof(line)-1, f);
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while((sl=strchr(line, '\n')))
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*sl = '\0';
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while((sl=strchr(line, '\r')))
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*sl = '\0';
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Cmd_TokenizeString (line, false, false);
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} while (!feof(f) && !Cmd_Argc());
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if (strcmp(Cmd_Argv(0), "version"))
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return NULL; //it's not the right format.
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if (atoi(Cmd_Argv(1)) != 0)
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return NULL; //it's not the right version.
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while(!feof(f))
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{
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if (!fgets(line, sizeof(line)-1, f))
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break;
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while((sl=strchr(line, '\n')))
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*sl = '\0';
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while((sl=strchr(line, '\r')))
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*sl = '\0';
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Cmd_TokenizeString (line, false, false);
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if (Cmd_Argc())
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{
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if (Cmd_Argc() != 4 && Cmd_Argc() != 3)
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{
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if (!strcmp(Cmd_Argv(0), "sublist"))
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{
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int i;
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sl = Cmd_Argv(1);
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for (i = 0; i < sizeof(downloadablelist)/sizeof(downloadablelist[0])-1; i++)
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{
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if (!strcmp(downloadablelist[i], sl))
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break;
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}
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if (!downloadablelist[i])
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{
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downloadablelist[i] = BZ_Malloc(strlen(sl)+1);
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strcpy(downloadablelist[i], sl);
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i++;
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}
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continue;
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}
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Con_Printf("Package list is bad - %s\n", line);
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continue; //but try the next line away
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}
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p = BZ_Malloc(sizeof(*p));
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Q_strncpyz(p->fullname, Cmd_Argv(0), sizeof(p->fullname));
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p->name = p->fullname;
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while((sl = strchr(p->name, '/')))
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p->name = sl+1;
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Q_strncpyz(p->src, Cmd_Argv(1), sizeof(p->src));
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Q_strncpyz(p->dest, Cmd_Argv(2), sizeof(p->dest));
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p->version = atoi(Cmd_Argv(3));
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p->flags = flags;
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p->next = first;
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first = p;
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}
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}
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fclose(f);
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return first;
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}
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qboolean ComparePackages(package_t **l, package_t *p)
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{
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int v = strcmp((*l)->fullname, p->fullname);
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if (v < 0)
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{
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p->next = (*l);
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(*l) = p;
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return true;
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}
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else if (v == 0)
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{
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if (p->version == (*l)->version)
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if (!strcmp((*l)->dest, p->dest))
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{ /*package matches, free, don't add*/
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strcpy((*l)->src, p->src); //use the source of the new package (existing packages are read FIRST)
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(*l)->flags |= p->flags;
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BZ_Free(p);
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return true;
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}
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p->flags |= DPF_DISPLAYVERSION;
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(*l)->flags |= DPF_DISPLAYVERSION;
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}
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return false;
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}
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void InsertPackage(package_t **l, package_t *p)
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{
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package_t *lp;
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if (!*l) //there IS no list.
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{
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*l = p;
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p->next = NULL;
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return;
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}
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if (ComparePackages(l, p))
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return;
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for (lp = *l; lp->next; lp=lp->next)
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{
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if (ComparePackages(&lp->next, p))
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return;
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}
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lp->next = p;
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p->next = NULL;
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}
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void ConcatPackageLists(package_t *l2)
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{
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package_t *n;
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while(l2)
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{
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n = l2->next;
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InsertPackage(&availablepackages, l2);
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l2 = n;
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numpackages++;
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}
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}
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void M_Download_Draw (int x, int y, struct menucustom_s *c, struct menu_s *m)
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{
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int pn;
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int lastpathlen = 0;
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char *lastpath="";
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package_t *p;
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dlmenu_t *info = m->data;
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if (!cls.downloadmethod && (info->parsedsourcenum==-1 || downloadablelist[info->parsedsourcenum]))
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{ //done downloading
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FILE *f;
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char basename[64];
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char *absolutename;
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if (info->parsedsourcenum>=0)
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{
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sprintf(basename, "../dlinfo_%i.inf", info->parsedsourcenum);
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absolutename = va("%s/%s", com_basedir, basename+3);
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f = fopen(absolutename, "rb");
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if (f)
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{
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ConcatPackageLists(BuildPackageList(f, 0));
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fclose(f);
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unlink(absolutename);
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}
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}
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info->parsedsourcenum++;
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if (downloadablelist[info->parsedsourcenum])
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{
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sprintf(basename, "../dlinfo_%i.inf", info->parsedsourcenum);
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if (!HTTP_CL_Get(downloadablelist[info->parsedsourcenum], basename))
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Con_Printf("Could not contact server\n");
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}
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}
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if (!availablepackages)
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{
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Draw_String(x+8, y+8, "Could not obtain a package list");
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return;
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}
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y+=8;
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Draw_Alt_String(x+4, y, "I H");
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(info->highlightednum==0?Draw_Alt_String:Draw_String)(x+40, y, "Apply changes");
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y+=8;
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for (pn = 1, p = availablepackages; p && pn < info->firstpackagenum ; p=p->next, pn++)
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;
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for (; p; p = p->next, y+=8, pn++)
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{
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if (lastpathlen != p->name - p->fullname || strncmp(p->fullname, lastpath, lastpathlen))
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{
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lastpathlen = p->name - p->fullname;
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lastpath = p->fullname;
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if (!lastpathlen)
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Draw_FunStringLen(x+40, y, "/", 1);
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else
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Draw_FunStringLen(x+40, y, p->fullname, lastpathlen);
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y+=8;
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}
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Draw_Character (x, y, 128);
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Draw_Character (x+8, y, 130);
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Draw_Character (x+16, y, 128);
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Draw_Character (x+24, y, 130);
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//if you want it
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if (p->flags&DPF_WANTTOINSTALL)
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Draw_Character (x+4, y, 131);
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else
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Draw_Character (x+4, y, 129);
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//if you have it already
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if (p->flags&DPF_HAVEAVERSION)
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Draw_Character (x+20, y, 131);
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else
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Draw_Character (x+20, y, 129);
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if (pn == info->highlightednum)
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Draw_Alt_String(x+40, y, p->name);
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else
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Draw_String(x+40, y, p->name);
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if (p->flags & DPF_DISPLAYVERSION)
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{
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Draw_String(x+40+strlen(p->name)*8, y, va(" (%i.%i)", p->version/1000, p->version%1000));
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}
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}
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}
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qboolean M_Download_Key (struct menucustom_s *c, struct menu_s *m, int key)
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{
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int pn;
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package_t *p, *p2;
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dlmenu_t *info = m->data;
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switch (key)
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{
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case K_UPARROW:
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if (info->highlightednum>0)
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info->highlightednum--;
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return true;
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case K_DOWNARROW: //cap range when drawing
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if (info->highlightednum < numpackages)
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info->highlightednum++;
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return true;
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case K_ENTER:
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if (!info->highlightednum)
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{ //do it
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//uninstall packages first
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package_t *last = NULL;
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for (p = availablepackages; p ; p=p->next)
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{
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if (!(p->flags&DPF_WANTTOINSTALL) && (p->flags&DPF_HAVEAVERSION))
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{ //if we don't want it but we have it anyway:
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char *fname = va("%s/%s", com_basedir, p->dest);
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unlink(fname);
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p->flags&=~DPF_HAVEAVERSION; //FIXME: This is error prone.
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if (p->flags & DPF_DELETEONUNINSTALL)
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{
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last->next = p->next;
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BZ_Free(p);
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return M_Download_Key(c, m, key); //I'm lazy.
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}
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}
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last = p;
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}
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for (p = availablepackages; p ; p=p->next)
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{
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if ((p->flags&DPF_WANTTOINSTALL) && !(p->flags&DPF_HAVEAVERSION))
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{ //if we want it and don't have it:
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if (HTTP_CL_Get(p->src, va("../%s", p->dest)))
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p->flags|=DPF_HAVEAVERSION; //FIXME: This is error prone.
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}
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}
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}
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else
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{
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for (pn = 1, p = availablepackages; p && pn < info->highlightednum ; p=p->next, pn++)
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;
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if (p)
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{
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p->flags = (p->flags&~DPF_WANTTOINSTALL) | DPF_WANTTOINSTALL - (p->flags&DPF_WANTTOINSTALL);
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if (p->flags&DPF_WANTTOINSTALL)
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{
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for (p2 = availablepackages; p2; p2 = p2->next)
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{
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if (p == p2)
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continue;
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if (!strcmp(p->dest, p2->dest))
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p2->flags &= ~DPF_WANTTOINSTALL;
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}
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}
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}
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}
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return true;
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}
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return false;
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}
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void Menu_DownloadStuff_f (void)
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{
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menu_t *menu;
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dlmenu_t *info;
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key_dest = key_menu;
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m_state = m_complex;
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m_entersound = true;
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menu = M_CreateMenu(sizeof(dlmenu_t));
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info = menu->data;
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menu->selecteditem = (menuoption_t *)(info->list = MC_AddCustom(menu, 0, 32, NULL));
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info->list->draw = M_Download_Draw;
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info->list->key = M_Download_Key;
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info->parsedsourcenum = -1;
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MC_AddWhiteText(menu, 24, 8, "Downloads", false);
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MC_AddWhiteText(menu, 0, 16, "Probably buggy, press escape now and avoid this place!", false);
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MC_AddWhiteText(menu, 16, 24, "\35\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\37", false);
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{
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static qboolean loadedinstalled;
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char *fname = va("%s/%s", com_basedir, INSTALLEDFILES);
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FILE *f = loadedinstalled?NULL:fopen(fname, "rb");
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loadedinstalled = true;
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if (f)
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{
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ConcatPackageLists(BuildPackageList(f, DPF_DELETEONUNINSTALL|DPF_HAVEAVERSION|DPF_WANTTOINSTALL));
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fclose(f);
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}
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}
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}
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#endif
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