diff options
Diffstat (limited to 'src/LYDownload.c')
| -rw-r--r-- | src/LYDownload.c | 74 |
1 files changed, 50 insertions, 24 deletions
diff --git a/src/LYDownload.c b/src/LYDownload.c index 92dba795..32a3bf00 100644 --- a/src/LYDownload.c +++ b/src/LYDownload.c @@ -39,15 +39,17 @@ PUBLIC BOOLEAN LYDidRename = FALSE; #endif /* VMS */ +PRIVATE char LYValidDownloadFile[256] = "\0"; + PUBLIC void LYDownload ARGS1(char *,line) { - char *Line=NULL, *method, *file, *sug_file=NULL; + char *Line = NULL, *method, *file, *sug_file = NULL; int method_number; int count; char buffer[256]; char command[256]; char *cp; - lynx_html_item_type *download_command=0; + lynx_html_item_type *download_command = 0; int c, len; FILE *fp; int ch, recall; @@ -60,6 +62,19 @@ PUBLIC void LYDownload ARGS1(char *,line) LYDidRename = FALSE; #endif /* VMS */ + /* + * Make sure we have a valid download + * file comparison string loaded via + * the download options menu. - FM + */ + if (LYValidDownloadFile[0] == '\0') { + goto failed; + } + + /* + * Make a copy of the LYNXDOWNLOAD + * internal URL for parsing. - FM + */ StrAllocCopy(Line, line); /* parse out the sug_file, Method and the File */ @@ -73,12 +88,20 @@ PUBLIC void LYDownload ARGS1(char *,line) goto failed; *(file-1) = '\0'; /* go past "File=" */ - file+=5; + file += 5; + /* + * Make sure that the file string is the one from + * the last displayed download options menu. - FM + */ + if (strcmp(file, LYValidDownloadFile)) { + goto failed; + } + #ifdef DIRED_SUPPORT - if (!strncmp(file,"file://localhost",16)) + if (!strncmp(file, "file://localhost", 16)) file += 16; - else if (!strncmp(file,"file:",5)) + else if (!strncmp(file, "file:", 5)) file += 5; HTUnEscape(file); #endif /* DIRED_SUPPORT */ @@ -86,7 +109,7 @@ PUBLIC void LYDownload ARGS1(char *,line) if ((method = (char *)strstr(Line, "Method=")) == NULL) goto failed; /* go past "Method=" */ - method+=7; + method += 7; method_number = atoi(method); @@ -198,7 +221,7 @@ check_recall: if ((cp = strchr(buffer, '~'))) { *(cp++) = '\0'; strcpy(command, buffer); - if ((len=strlen(command)) > 0 && command[len-1] == '/') + if ((len = strlen(command)) > 0 && command[len-1] == '/') command[len-1] = '\0'; #ifdef DOSPATH strcat(command, HTDOS_wwwName((char *)Home_Dir())); @@ -240,7 +263,7 @@ check_recall: #endif /* VMS */ /* see if it already exists */ - if ((fp = fopen(buffer,"r")) != NULL) { + if ((fp = fopen(buffer, "r")) != NULL) { fclose(fp); #ifdef VMS @@ -252,18 +275,18 @@ check_recall: while(TOUPPER(c)!='Y' && TOUPPER(c)!='N' && c != 7 && c != 3) c = LYgetch(); #ifdef VMS - if(HadVMSInterrupt) { + if (HadVMSInterrupt) { HadVMSInterrupt = FALSE; FREE(Line); return; } #endif /* VMS */ - if(c == 7 || c == 3) { /* Control-G or Control-C */ + if (c == 7 || c == 3) { /* Control-G or Control-C */ goto cancelled; } - if(TOUPPER(c) == 'N') { + if (TOUPPER(c) == 'N') { _statusline(NEW_FILENAME_PROMPT); FirstRecall = TRUE; FnameNum = FnameTotal; @@ -272,7 +295,7 @@ check_recall: } /* see if we can write to it */ - if ((fp = fopen(buffer,"w")) != NULL) { + if ((fp = fopen(buffer, "w")) != NULL) { fclose(fp); remove(buffer); } else { @@ -325,7 +348,7 @@ check_recall: * Use configured download commands. */ buffer[0] = '\0'; - for (count=0, download_command=downloaders; + for (count = 0, download_command = downloaders; count < method_number; count++, download_command = download_command->next) ; /* null body */ @@ -465,8 +488,8 @@ check_recall: } stop_curses(); - if(TRACE) - fprintf(stderr,"command: %s\n",command); + if (TRACE) + fprintf(stderr, "command: %s\n", command); system(command); fflush(stdout); start_curses(); @@ -517,8 +540,8 @@ PUBLIC int LYdownload_options ARGS2(char **,newfile, char *,data_file) { static char tempfile[256]; static BOOLEAN first = TRUE; - char download_filename[256]; - char *sug_filename=NULL; + static char download_filename[256]; + char *sug_filename = NULL; FILE *fp0; lynx_html_item_type *cur_download; int count; @@ -526,6 +549,11 @@ PUBLIC int LYdownload_options ARGS2(char **,newfile, char *,data_file) if (first) { tempname(tempfile, NEW_FILE); first = FALSE; +#if defined (VMS) || defined (DOSPATH) + sprintf(download_filename, "file://localhost/%s", tempfile); +#else + sprintf(download_filename, "file://localhost%s", tempfile); +#endif /* VMS */ #ifdef VMS } else { remove(tempfile); /* Remove duplicates on VMS. */ @@ -541,13 +569,11 @@ PUBLIC int LYdownload_options ARGS2(char **,newfile, char *,data_file) HTAlert(CANNOT_OPEN_TEMP); return(-1); } + chmod(tempfile, 0600); - /* make the file a URL now */ -#if defined (VMS) || defined (DOSPATH) - sprintf(download_filename,"file://localhost/%s",tempfile); -#else - sprintf(download_filename,"file://localhost%s",tempfile); -#endif /* VMS */ + LYstrncpy(LYValidDownloadFile, + data_file, + (sizeof(LYValidDownloadFile) - 1)); StrAllocCopy(*newfile, download_filename); LYforce_no_cache = TRUE; /* don't cache this doc */ @@ -577,7 +603,7 @@ PUBLIC int LYdownload_options ARGS2(char **,newfile, char *,data_file) if(downloaders != NULL) { - for(count=0, cur_download=downloaders; cur_download != NULL; + for(count = 0, cur_download = downloaders; cur_download != NULL; cur_download = cur_download->next, count++) { if(!no_download || cur_download->always_enabled) { |