fix all the <time.h> vs. <sys/time.h> issues, hopefully

[citadel.git] / citadel / html.c

diff --git a/citadel/html.c b/citadel/html.c
index 8ba2a21693cc124183c8a3e84715b199b1b6d46c..29ee1a8ed51f33f079eb51ed2c74588efedabe9b 100644 (file)
--- a/citadel/html.c
+++ b/citadel/html.c
@@ -1,6 +1,7 @@
 /*
- * html.c -- Functions which handle translation between HTML and plain text
  * $Id$
+ *
+ * Functions which handle translation between HTML and plain text
  */
 
 #include "sysdep.h"
@@ -9,14 +10,22 @@
 #include <stdio.h>
 #include <fcntl.h>
 #include <signal.h>
-#include <time.h>
+
+#if TIME_WITH_SYS_TIME
+# include <sys/time.h>
+# include <time.h>
+#else
+# if HAVE_SYS_TIME_H
+#  include <sys/time.h>
+# else
+#  include <time.h>
+# endif
+#endif
+
 #include <ctype.h>
 #include <string.h>
 #include <errno.h>
 #include <limits.h>
-#ifdef HAVE_PTHREAD_H
-#include <pthread.h>
-#endif
 #include <syslog.h>
 #include "citadel.h"
 #include "server.h"
@@ -32,13 +41,19 @@
 
 /*
  * Convert HTML to plain text.
+ *
+ * inputmsg      = pointer to raw HTML message
+ * screenwidth   = desired output screenwidth
+ * do_citaformat = set to 1 to indent newlines with spaces
  */
-char *html_to_ascii(char *inputmsg, int screenwidth) {
-       char inbuf[256];
-       char outbuf[256];
+char *html_to_ascii(char *inputmsg, int screenwidth, int do_citaformat) {
+       char inbuf[SIZ];
+       char outbuf[SIZ];
        char tag[1024];
        int done_reading = 0;
        char *inptr;
+       char *outptr;
+       size_t outlen;
        int i, j, ch, did_out, rb;
        int nest = 0;           /* Bracket nesting level */
 
@@ -46,11 +61,15 @@ char *html_to_ascii(char *inputmsg, int screenwidth) {
        strcpy(inbuf, "");
        strcpy(outbuf, "");
 
+       outptr = mallok(strlen(inptr) + SIZ);
+       if (outptr == NULL) return NULL;
+       strcpy(outptr, "");
+       outlen = 0;
+
        do {
                /* Fill the input buffer */
                if ( (done_reading == 0) && (strlen(inbuf) < 128) ) {
 
-                       /* FIX ... genericize this */
                        ch = *inputmsg++;
                        if (ch > 0) {
                                inbuf[strlen(inbuf)+1] = 0;
@@ -92,6 +111,10 @@ char *html_to_ascii(char *inputmsg, int screenwidth) {
                                        strcat(outbuf, "\n\n");
                                }
 
+                               if (!strcasecmp(tag, "/DIV")) {
+                                       strcat(outbuf, "\n\n");
+                               }
+
                                else if (!strcasecmp(tag, "H1")) {
                                        strcat(outbuf, "\n\n");
                                }
@@ -192,6 +215,19 @@ char *html_to_ascii(char *inputmsg, int screenwidth) {
                                strcpy(&outbuf[i+3], &outbuf[i+6]);
                        }
 
+                       else if (!strncasecmp(&outbuf[i], "&reg;", 5)) {
+                               outbuf[i] = '(';
+                               outbuf[i+1] = 'r';
+                               outbuf[i+2] = ')';
+                               strcpy(&outbuf[i+3], &outbuf[i+5]);
+                       }
+
+               }
+
+               /* Make sure the output buffer is big enough */
+               if ((strlen(outptr) + strlen(outbuf) + 128) > outlen) {
+                       outlen += 128;
+                       outptr = realloc(outptr, outlen);
                }
 
                /* Output any lines terminated with hard line breaks */
@@ -200,7 +236,10 @@ char *html_to_ascii(char *inputmsg, int screenwidth) {
                        if (strlen(outbuf)>0)
                            for (i = 0; i<strlen(outbuf); ++i) {
                                if ( (i<(screenwidth-2)) && (outbuf[i]=='\n')) {
-                                       fwrite(outbuf, i+1, 1, stdout);
+                                       strncat(outptr, outbuf, i+1);
+                                       strcat(outptr, "\n");
+                                       if (do_citaformat)
+                                               strcat(outptr, " ");
                                        strcpy(outbuf, &outbuf[i+1]);
                                        i = 0;
                                        did_out = 1;
@@ -215,23 +254,27 @@ char *html_to_ascii(char *inputmsg, int screenwidth) {
                                if (outbuf[i]==32) rb = i;
                        }
                        if (rb>=0) {
-                               fwrite(outbuf, rb, 1, stdout);
-                               fwrite("\n", 1, 1, stdout);
+                               strncat(outptr, outbuf, rb);
+                               strcat(outptr, "\n");
+                               if (do_citaformat)
+                                       strcat(outptr, " ");
                                strcpy(outbuf, &outbuf[rb+1]);
                        } else {
-                               fwrite(outbuf, screenwidth-2, 1, stdout);
-                               fwrite("\n", 1, 1, stdout);
+
+                               strncat(outptr, outbuf, screenwidth-2);
+                               strcat(outptr, "\n");
+                               if (do_citaformat)
+                                       strcat(outptr, " ");
                                strcpy(outbuf, &outbuf[screenwidth-2]);
                        }
                }
 
        } while (done_reading == 0);
-       fwrite(outbuf, strlen(outbuf), 1, stdout);
-       fwrite("\n", 1, 1, stdout);
 
-       inptr = mallok(100);
-       strcpy(inptr, "This is eekish.\n");
-       return inptr;
+       strcat(outptr, outbuf);
+       strcat(outptr, "\n");
+
+       return outptr;
 
 }