+++ /dev/null
-// The functions in this file handle static pages and objects -- a basic web server.
-//
-// Copyright (c) 1996-2021 by the citadel.org team
-//
-// This program is open source software. You can redistribute it and/or
-// modify it under the terms of the GNU General Public License, version 3.
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <dirent.h>
-#include <errno.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <stdarg.h>
-#include <stddef.h>
-#include "webcit.h"
-#include "webserver.h"
-
-unsigned char OnePixelGif[37] = {
- 0x47, 0x49, 0x46, 0x38, 0x37, 0x61, 0x01, 0x00,
- 0x01, 0x00, 0x80, 0x00, 0x00, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0x2c, 0x00, 0x00, 0x00, 0x00,
- 0x01, 0x00, 0x01, 0x00, 0x00, 0x02, 0x02, 0x44,
- 0x01, 0x00, 0x3b
-};
-
-
-void output_error_pic(const char *ErrMsg1, const char *ErrMsg2) {
- hprintf("HTTP/1.1 200 %s\r\n", ErrMsg1);
- hprintf("Content-Type: image/gif\r\n");
- hprintf("x-webcit-errormessage: %s\r\n", ErrMsg2);
- begin_burst();
- StrBufPlain(WC->WBuf, (const char *)OnePixelGif, sizeof(OnePixelGif));
- end_burst();
-}
-
-/*
- * dump out static pages from disk
- */
-void output_static(char *prefix) {
- int fd;
- struct stat statbuf;
- off_t bytes;
- const char *content_type;
- int len;
- const char *Err;
- char what[SIZ];
- snprintf(what, sizeof what, "./%s/%s", prefix, (char *)ChrPtr(WC->Hdr->HR.ReqLine));
-
- syslog(LOG_DEBUG, "output_static(%s)", what);
- len = strlen (what);
- content_type = GuessMimeByFilename(what, len);
- fd = open(what, O_RDONLY);
- if (fd <= 0) {
- syslog(LOG_INFO, "output_static('%s') [%s] : %s", what, ChrPtr(WC->Hdr->this_page), strerror(errno));
- if (strstr(content_type, "image/") != NULL) {
- output_error_pic("the file you requsted is gone.", strerror(errno));
- }
- else {
- hprintf("HTTP/1.1 404 %s\r\n", strerror(errno));
- hprintf("Content-Type: text/plain\r\n");
- begin_burst();
- wc_printf("Cannot open %s: %s\r\n", what, strerror(errno));
- end_burst();
- }
- }
- else {
- if (fstat(fd, &statbuf) == -1) {
- syslog(LOG_INFO, "output_static('%s') : %s", what, strerror(errno));
- if (strstr(content_type, "image/") != NULL) {
- output_error_pic("Stat failed!", strerror(errno));
- }
- else {
- hprintf("HTTP/1.1 404 %s\r\n", strerror(errno));
- hprintf("Content-Type: text/plain\r\n");
- begin_burst();
- wc_printf("Cannot fstat %s: %s\n", what, strerror(errno));
- end_burst();
- }
- if (fd > 0) close(fd);
- return;
- }
-
- bytes = statbuf.st_size;
-
- if (StrBufReadBLOB(WC->WBuf, &fd, 1, bytes, &Err) < 0) {
- if (fd > 0) close(fd);
- syslog(LOG_INFO, "output_static('%s') -- FREAD FAILED (%s) --\n", what, strerror(errno));
- hprintf("HTTP/1.1 500 internal server error \r\n");
- hprintf("Content-Type: text/plain\r\n");
- end_burst();
- return;
- }
-
- close(fd);
- http_transmit_thing(content_type, 2);
- }
- if (yesbstr("force_close_session")) {
- end_webcit_session();
- }
-}
-
-
-/*
- * robots.txt
- */
-void robots_txt(void) {
- output_headers(0, 0, 0, 0, 0, 0);
-
- hprintf("Content-type: text/plain\r\n"
- "Server: %s\r\n"
- "Connection: close\r\n",
- PACKAGE_STRING);
- begin_burst();
-
- wc_printf("User-agent: *\r\n"
- "Disallow: /printmsg\r\n"
- "Disallow: /msgheaders\r\n"
- "Disallow: /groupdav\r\n"
- "Disallow: /do_template\r\n"
- "Disallow: /static\r\n"
- "Disallow: /display_page\r\n"
- "Disallow: /readnew\r\n"
- "Disallow: /display_enter\r\n"
- "Disallow: /skip\r\n"
- "Disallow: /ungoto\r\n"
- "Sitemap: %s/sitemap.xml\r\n"
- "\r\n"
- ,
- ChrPtr(site_prefix)
- );
-
- wDumpContent(0);
-}
-
-
-// These are the various prefixes we can use to fetch static pages.
-void output_static_root(void) { output_static("."); }
-void output_static_static(void) { output_static("static"); }
-void output_static_tinymce(void) { output_static("tiny_mce"); }
-void output_static_acme(void) { output_static(".well-known"); }
-
-
-void
-ServerStartModule_STATIC
-(void)
-{
-}
-
-
-void
-ServerShutdownModule_STATIC
-(void)
-{
-}
-
-void
-InitModule_STATIC
-(void)
-{
- WebcitAddUrlHandler(HKEY("robots.txt"), "", 0, robots_txt, ANONYMOUS|COOKIEUNNEEDED|ISSTATIC|LOGCHATTY);
- WebcitAddUrlHandler(HKEY("favicon.ico"), "", 0, output_static_root, ANONYMOUS|COOKIEUNNEEDED|ISSTATIC|LOGCHATTY);
- WebcitAddUrlHandler(HKEY("static"), "", 0, output_static_static, ANONYMOUS|COOKIEUNNEEDED|ISSTATIC|LOGCHATTY);
- WebcitAddUrlHandler(HKEY("tinymce"), "", 0, output_static_tinymce, ANONYMOUS|COOKIEUNNEEDED|ISSTATIC|LOGCHATTY);
- WebcitAddUrlHandler(HKEY("tiny_mce"), "", 0, output_static_tinymce, ANONYMOUS|COOKIEUNNEEDED|ISSTATIC|LOGCHATTY);
- WebcitAddUrlHandler(HKEY(".well-known"), "", 0, output_static_acme, ANONYMOUS|COOKIEUNNEEDED|ISSTATIC|LOGCHATTY);
-}
projects / citadel.git / blobdiff