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ncsa-mosaic/src/comment.c
Alan Dipert 29c82be0c2 init
2010-03-08 05:55:21 -05:00

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/****************************************************************************
* NCSA Mosaic for the X Window System *
* Software Development Group *
* National Center for Supercomputing Applications *
* University of Illinois at Urbana-Champaign *
* 605 E. Springfield, Champaign IL 61820 *
* mosaic@ncsa.uiuc.edu *
* *
* Copyright (C) 1993, Board of Trustees of the University of Illinois *
* *
* NCSA Mosaic software, both binary and source (hereafter, Software) is *
* copyrighted by The Board of Trustees of the University of Illinois *
* (UI), and ownership remains with the UI. *
* *
* The UI grants you (hereafter, Licensee) a license to use the Software *
* for academic, research and internal business purposes only, without a *
* fee. Licensee may distribute the binary and source code (if released) *
* to third parties provided that the copyright notice and this statement *
* appears on all copies and that no charge is associated with such *
* copies. *
* *
* Licensee may make derivative works. However, if Licensee distributes *
* any derivative work based on or derived from the Software, then *
* Licensee will (1) notify NCSA regarding its distribution of the *
* derivative work, and (2) clearly notify users that such derivative *
* work is a modified version and not the original NCSA Mosaic *
* distributed by the UI. *
* *
* Any Licensee wishing to make commercial use of the Software should *
* contact the UI, c/o NCSA, to negotiate an appropriate license for such *
* commercial use. Commercial use includes (1) integration of all or *
* part of the source code into a product for sale or license by or on *
* behalf of Licensee to third parties, or (2) distribution of the binary *
* code or source code to third parties that need it to utilize a *
* commercial product sold or licensed by or on behalf of Licensee. *
* *
* UI MAKES NO REPRESENTATIONS ABOUT THE SUITABILITY OF THIS SOFTWARE FOR *
* ANY PURPOSE. IT IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED *
* WARRANTY. THE UI SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY THE *
* USERS OF THIS SOFTWARE. *
* *
* By using or copying this Software, Licensee agrees to abide by the *
* copyright law and all other applicable laws of the U.S. including, but *
* not limited to, export control laws, and the terms of this license. *
* UI shall have the right to terminate this license immediately by *
* written notice upon Licensee's breach of, or non-compliance with, any *
* of its terms. Licensee may be held legally responsible for any *
* copyright infringement that is caused or encouraged by Licensee's *
* failure to abide by the terms of this license. *
* *
* Comments and questions are welcome and can be sent to *
* mosaic-x@ncsa.uiuc.edu. *
****************************************************************************/
/*
* Written By: Scott Powers
* Date: April 26, 1995
* Purpose: Creates a comment card for Mosaic. Submittal is via form
* and works in conjunction with a "C" cgi-bin program.
*/
#include "../config.h"
#include "mosaic.h"
#include "gui.h"
#include "comment.h"
#include <pwd.h>
#include <sys/utsname.h>
#ifdef DEBUG_CC
int do_comment=1;
#else
int do_comment=0;
#endif
extern mo_window *current_win;
extern char *machine;
extern struct utsname mo_uname;
void CommentCard(mo_window *win);
int DumpHtml(char *htmlname);
char *MakeFilename();
void InitCard(char *fname);
void PutCardCount(long *num, char *fname);
long GetCardCount(char *fname);
void CommentCard(mo_window *win) {
FILE *fp;
long num[10];
char *fname;
int n;
char *htmlname, *htmlurl;
if (!win) {
win=mo_next_window(NULL);
}
if (!win) {
return;
}
for (n=0; n<10; n++) {
num[n]=0;
}
if (!do_comment) {
if (!(fname=MakeFilename())) {
return;
}
num[0]=GetCardCount(fname);
num[0]++;
}
#ifndef PRERELEASE
if (num[0]==COMMENT_TIME || do_comment) {
if (!(htmlname=tmpnam(NULL))) {
free(fname);
return;
}
if (!DumpHtml(htmlname)) {
free(fname);
return;
}
htmlurl=(char *)calloc(strlen(htmlname)+strlen("file://localhost")+10,sizeof(char));
sprintf(htmlurl,"file://localhost%s",htmlname);
mo_open_another_window(win,htmlurl,NULL,NULL);
free(htmlurl);
}
#endif
if (!do_comment) {
PutCardCount(num,fname);
}
free(fname);
return;
}
int DumpHtml(char *htmlname) {
FILE *fp;
if (!(fp=fopen(htmlname,"w"))) {
return(0);
}
fprintf(fp,"%s\n",comment_card_html_top);
fprintf(fp," Mosaic Compiled OS: %s<br>\n",MO_COMMENT_OS);
fprintf(fp," <input type=\"hidden\" name=\"os\" value=\"%s\">\n",MO_COMMENT_OS);
fprintf(fp," Sysname: %s<br>\n",mo_uname.sysname);
fprintf(fp," <input type=\"hidden\" name=\"sysname\" value=\"%s\">\n",mo_uname.sysname);
fprintf(fp," Release: %s<br>\n",mo_uname.release);
fprintf(fp," <input type=\"hidden\" name=\"release\" value=\"%s\">\n",mo_uname.release);
fprintf(fp,"%s\n",comment_card_html_bot);
fclose(fp);
return(1);
}
char *MakeFilename() {
char *hptr, home[256], *fname;
struct passwd *pwdent;
/*
* Try the HOME environment variable, then the password file, and
* finally give up.
*/
if (!(hptr=getenv("HOME"))) {
if (!(pwdent=getpwuid(getuid()))) {
return(NULL);
}
else {
strcpy(home,pwdent->pw_dir);
}
}
else {
strcpy(home,hptr);
}
fname=(char *)calloc(strlen(home)+strlen(COMMENT_CARD_FILENAME)+
strlen(MO_VERSION_STRING)+5,sizeof(char));
sprintf(fname,"%s/%s%s",home,COMMENT_CARD_FILENAME,MO_VERSION_STRING);
return(fname);
}
void InitCard(char *fname) {
FILE *fp;
long num[10];
int n;
if (!(fp=fopen(fname,"w"))) {
return;
}
num[0]=1;
n=fwrite(num,sizeof(long),2,fp);
fclose(fp);
return;
}
void PutCardCount(long *num, char *fname) {
FILE *fp;
int n;
if (!(fp=fopen(fname,"w"))) {
return;
}
n=fwrite(num,sizeof(long),2,fp);
fclose(fp);
return;
}
long GetCardCount(char *fname) {
FILE *fp;
long num[10];
int n;
if (!(fp=fopen(fname,"r"))) {
InitCard(fname);
return((long)0);
}
fseek(fp,0L,SEEK_SET);
n=fread(num,sizeof(long),2,fp);
fclose(fp);
return(num[0]);
}
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