#include #include #include #include #include #include #include #include #include #include #include #include "util.h" static int showsidebar = 1; /* show sidebar ? */ static FILE *fpindex = NULL, *fpitems = NULL, *fpmenu = NULL; static FILE *fpcontent = NULL; static char *line = NULL; static struct feed *feeds = NULL; /* print error message to stderr */ static void die(const char *s) { fprintf(stderr, "sfeed_frames: %s\n", s); exit(EXIT_FAILURE); } static void cleanup(void) { if(fpmenu) { fclose(fpmenu); fpmenu = NULL; } if(fpitems) { fclose(fpitems); fpitems = NULL; } if(fpindex) { fclose(fpindex); fpindex = NULL; } if(fpcontent) { fclose(fpcontent); fpcontent = NULL; } free(line); /* free line */ line = NULL; feedsfree(feeds); /* free feeds linked-list */ } /* print text, ignore tabs, newline and carriage return etc * print some HTML 2.0 / XML 1.0 as normal text */ static void printcontent(const char *s, FILE *fp) { const char *p; for(p = s; *p; p++) { if(*p == '\\') { p++; if(*p == '\\') fputc('\\', fp); else if(*p == 't') fputc('\t', fp); else if(*p == 'n') fputc('\n', fp); else fputc(*p, fp); /* unknown */ } else { fputc(*p, fp); } } } /* TODO: bufsiz - 1 ? */ static size_t makepathname(const char *path, char *buffer, size_t bufsiz) { size_t i = 0, r = 0; for(; *path && i < bufsiz - 1; path++) { if(isalpha((int)*path) || isdigit((int)*path)) { buffer[i++] = tolower((int)*path); r = 0; } else { if(!r) /* don't repeat '-'. */ buffer[i++] = '-'; r++; } } buffer[i] = '\0'; /* remove trailing - */ for(; i > 0 && (buffer[i] == '-' || buffer[i] == '\0'); i--) buffer[i] = '\0'; return i; } int main(int argc, char *argv[]) { struct feed *f, *fcur = NULL; char *fields[FieldLast]; char name[64]; /* TODO: bigger size? */ char dirpath[PATH_MAX], filepath[PATH_MAX]; char reldirpath[PATH_MAX], relfilepath[PATH_MAX]; char *feedname = "", *basepath = "."; unsigned long totalfeeds = 0, totalnew = 0; unsigned int isnew; time_t parsedtime, comparetime; size_t linesize = 0, namelen, basepathlen; struct stat st; struct utimbuf contenttime; atexit(cleanup); memset(&contenttime, 0, sizeof(contenttime)); if(argc > 1 && argv[1][0] != '\0') basepath = argv[1]; comparetime = time(NULL) - (3600 * 24); /* 1 day is old news */ basepathlen = strlen(basepath); if(basepathlen > 0) mkdir(basepath, S_IRWXU); /* write main index page */ if(snprintf(dirpath, sizeof(dirpath), "%s/index.html", basepath) <= 0) die("snprintf() format error"); if(!(fpindex = fopen(dirpath, "w+b"))) die("can't write index.html"); if(snprintf(dirpath, sizeof(dirpath), "%s/menu.html", basepath) <= 0) die("snprintf() format error"); if(!(fpmenu = fopen(dirpath, "w+b"))) die("can't write menu.html"); if(snprintf(dirpath, sizeof(dirpath), "%s/items.html", basepath) <= 0) die("snprintf() format error"); if(!(fpitems = fopen(dirpath, "w+b"))) die("can't write items.html"); fputs("" "" "
", fpitems); while(parseline(&line, &linesize, fields, FieldLast, '\t', stdin) > 0) { feedname = fields[FieldFeedName]; if(feedname[0] == '\0') { feedname = "unknown"; /* assume single feed (hide sidebar) */ if(!totalfeeds) showsidebar = 0; } /* first of feed section or new feed section (differ from previous). */ if(!totalfeeds || (fcur && strcmp(fcur->name, feedname))) { /* TODO: makepathname isn't necesary if fields[FieldFeedName] is the same as the previous line */ /* TODO: move this part below where FieldFeedName is checked if it's different ? */ /* make directory for feedname */ if(!(namelen = makepathname(feedname, name, sizeof(name)))) continue; if(snprintf(dirpath, sizeof(dirpath), "%s/%s", basepath, name) <= 0) die("snprintf() format error"); /* directory doesn't exist: try to create it. */ if(stat(dirpath, &st) == -1) { if(mkdir(dirpath, S_IRWXU) == -1) { fprintf(stderr, "sfeed_frames: can't make directory '%s': %s\n", dirpath, strerror(errno)); exit(EXIT_FAILURE); } } strlcpy(reldirpath, name, sizeof(reldirpath)); if(!(f = calloc(1, sizeof(struct feed)))) die("can't allocate enough memory"); if(totalfeeds) { /* end previous one. */ fputs("\n", fpitems); fcur->next = f; fcur = fcur->next; } else { /* first item. */ fcur = f; feeds = fcur; } /* write menu link if new. */ if(!(fcur->name = strdup(feedname))) die("can't allocate enough memory"); if(fields[FieldFeedName][0] != '\0') { fputs("

name, fpitems); fputs("\">name, fpitems); fputs("\">", fpitems); fputs(fcur->name, fpitems); fputs("

\n", fpitems); } fputs("\n", fpitems); totalfeeds++; } /* write content */ if(!(namelen = makepathname(fields[FieldTitle], name, sizeof(name)))) continue; if(snprintf(filepath, sizeof(filepath), "%s/%s.html", dirpath, name) <= 0) die("snprintf() format error"); if(snprintf(relfilepath, sizeof(relfilepath), "%s/%s.html", reldirpath, name) <= 0) die("snprintf() format error"); /* file doesn't exist yet and has write access */ if(access(filepath, F_OK) != 0 && (fpcontent = fopen(filepath, "w+b"))) { fputs("" "\n" "
" "

", fpcontent); printhtmlencoded(fields[FieldTitle], fpcontent); fputs("

", fpcontent); printcontent(fields[FieldContent], fpcontent); fputs("
", fpcontent); fclose(fpcontent); fpcontent = NULL; } /* write item. */ errno = 0; parsedtime = (time_t)strtol(fields[FieldUnixTimestamp], NULL, 10); if(errno != 0) parsedtime = 0; /* set modified and access time of file to time of item. */ contenttime.actime = parsedtime; contenttime.modtime = parsedtime; utime(filepath, &contenttime); isnew = (parsedtime >= comparetime) ? 1 : 0; totalnew += isnew; fcur->totalnew += isnew; fcur->total++; if(isnew) fputs("", fpitems); else fputs("", fpitems); fputs("\n", fpitems); } if(totalfeeds) { fputs("
", fpitems); fputs(fields[FieldTimeFormatted], fpitems); fputs("", fpitems); if(isnew) fputs("", fpitems); fputs("", fpitems); printhtmlencoded(fields[FieldTitle], fpitems); fputs("", fpitems); if(isnew) fputs("", fpitems); fputs("
\n", fpitems); } fputs("\n
\n", fpitems); /* div items */ if(showsidebar) { fputs("" "\n" "\n" "
", fpmenu); for(fcur = feeds; fcur; fcur = fcur->next) { if(!fcur->name || fcur->name[0] == '\0') continue; if(fcur->totalnew) fputs("name, fpmenu); fputs("\" target=\"items\">", fpmenu); if(fcur->totalnew > 0) fputs("", fpmenu); fputs(fcur->name, fpmenu); fprintf(fpmenu, " (%lu)", fcur->totalnew); if(fcur->totalnew > 0) fputs("", fpmenu); fputs("
\n", fpmenu); } fputs("
", fpmenu); } fputs("\n\tNewsfeed (", fpindex); fprintf(fpindex, "%lu", totalnew); fputs(")\n\t\n" "\n" "\n", fpindex); if(showsidebar) { fputs("\n" " \n", fpindex); } else { fputs("\n", fpindex); } fputs("\t\n" "\t\t\n" "\t\t\n" "\t\n" "\n" "", fpindex); return EXIT_SUCCESS; }