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nishi |
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/* $Id: html.c 18 2024-08-30 08:29:19Z nishi $ */
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#include "web_html.h"
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nishi |
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#include "web_db.h"
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nishi |
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#include "ia_util.h"
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#include <time.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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nishi |
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#include <stdbool.h>
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nishi |
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#include <sys/stat.h>
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#include <dirent.h>
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nishi |
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extern char* webroot;
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nishi |
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extern const char* ircarc_version;
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nishi |
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char* web_html_escape(const char* html) {
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char* str = malloc(strlen(html) * 5 + 1);
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int i;
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int incr = 0;
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for(i = 0; html[i] != 0; i++) {
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if(html[i] == '&') {
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str[incr++] = '&';
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str[incr++] = 'a';
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str[incr++] = 'm';
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str[incr++] = 'p';
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str[incr++] = ';';
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} else if(html[i] == '<') {
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str[incr++] = '&';
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str[incr++] = 'l';
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str[incr++] = 't';
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str[incr++] = ';';
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} else if(html[i] == '>') {
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str[incr++] = '&';
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str[incr++] = 'g';
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str[incr++] = 't';
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str[incr++] = ';';
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} else {
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str[incr++] = html[i];
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;
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}
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}
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str[incr] = 0;
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return str;
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}
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nishi |
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#define TAG(tagname, el, chr) \
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bool attr = true; \
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if(bufincr > 0) { \
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int k; \
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for(k = bufincr - 1; k >= 0; k--) { \
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if(buffer[k] == chr) { \
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attr = false; \
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int l; \
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buffer[k] = 0; \
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for(l = k; l < bufincr; l++) { \
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buffer[l] = buffer[l + 1]; \
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} \
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break; \
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} \
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} \
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if(!attr) bufincr--; \
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} \
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if(attr) { \
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buffer[bufincr++] = chr; \
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char* tmp = fmtmsg; \
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fmtmsg = ia_strcat4(tmp, "<" tagname, el, ">"); \
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free(tmp); \
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} else { \
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char* tmp = fmtmsg; \
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fmtmsg = ia_strcat(tmp, "</" tagname ">"); \
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free(tmp); \
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}
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nishi |
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int mtimesort(const struct dirent** d1_, const struct dirent** d2_) {
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nishi |
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struct dirent* d1 = (struct dirent*)d1_;
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struct dirent* d2 = (struct dirent*)d2_;
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char* d1_path = ia_strcat3(webroot, "/", d1->d_name);
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char* d2_path = ia_strcat3(webroot, "/", d2->d_name);
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struct stat s1;
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struct stat s2;
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stat(d1_path, &s1);
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stat(d2_path, &s2);
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free(d1_path);
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free(d2_path);
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return s1.st_mtime - s2.st_mtime;
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}
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nishi |
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int web_html_generate(const char* name, web_range_t range) {
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nishi |
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time_t t = time(NULL);
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nishi |
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char* path = ia_strcat4(webroot, "/", name, ".html");
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FILE* f = fopen(path, "w");
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if(f != NULL) {
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nishi |
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entry_t** e = web_db_query(range);
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char date[512];
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struct tm* tm = gmtime(&t);
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strftime(date, sizeof(date), "%Y/%m/%d %H:%M:%S UTC", tm);
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nishi |
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char* htmlesc = web_html_escape(name);
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char* title = ia_strcat("Archive: ", htmlesc);
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nishi |
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free(htmlesc);
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nishi |
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fprintf(f, "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\">\n");
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nishi |
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fprintf(f, "<html>\n");
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fprintf(f, " <head>\n");
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fprintf(f, " <meta http-equiv=\"Content-Type\" content=\"text/html;charset=UTF-8\">\n");
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fprintf(f, " <title>%s</title>\n", title);
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nishi |
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fprintf(f, " <style type=\"text/css\">\n");
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fprintf(f, " </style>\n");
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nishi |
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fprintf(f, " </head>\n");
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nishi |
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fprintf(f, " <body style=\"padding: 15px; margin: 0 auto; width: 900px;\">\n");
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fprintf(f, " <div style=\"padding: 1px 0; margin: 0; text-align: center; background-color: #8080ff;\">\n");
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nishi |
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fprintf(f, " <h1>%s</h1>\n", title);
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fprintf(f, " </div>\n");
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nishi |
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fprintf(f, " Archived at %s.<br>\n", date);
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htmlesc = web_html_escape(range.channel);
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fprintf(f, " Channel: <code>%s</code><br>\n", htmlesc);
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free(htmlesc);
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fprintf(f, " <hr>\n");
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fprintf(f, " <a href=\"./\">Go back to index</a>\n");
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fprintf(f, " <hr>\n");
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fprintf(f, "<div>\n");
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fprintf(f, " <pre style=\"margin: 0; border: solid 1px black; padding: 10px; overflow: scroll; width: 678px; min-height: 900px; background-color: #d0d0ff; float: left;\"><code>");
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int i;
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int bgcolor = 0xd0d0ff;
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int fgcolor = 0x000000;
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for(i = 0; e[i] != NULL; i++) {
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time_t t = e[i]->time;
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struct tm* tm = gmtime(&t);
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char* escusr = web_html_escape(e[i]->username);
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char* escmsg = web_html_escape(e[i]->message);
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char date[512];
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strftime(date, 512, "%Y/%m/%d %H:%M:%S UTC", tm);
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char cbuf[2];
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cbuf[1] = 0;
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char* fmtmsg = ia_strdup("");
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int j;
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char buffer[512];
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memset(buffer, 0, 512);
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int bufincr = 0;
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for(j = 0; escmsg[j] != 0; j++) {
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if(escmsg[j] == 2) {
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TAG("b", "", 'B');
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} else if(escmsg[j] == 0x1d) {
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TAG("i", "", 'I');
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} else if(escmsg[j] == 0x1f) {
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TAG("u", "", 'U');
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} else if(escmsg[j] == 0x1e) {
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TAG("s", "", 'S');
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} else if(escmsg[j] == 0x16) {
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char fgt[32];
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char bgt[32];
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int _c = fgcolor;
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fgcolor = bgcolor;
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bgcolor = _c;
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sprintf(fgt, "#%06X", fgcolor);
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sprintf(bgt, "#%06X", bgcolor);
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char* _ = ia_strcat4(" style=\"background-color: ", bgt, "; color: ", fgt);
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char* style = ia_strcat(_, ";\"");
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free(_);
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TAG("span", style, 'R');
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} else if(escmsg[j] == 0x03) {
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j++;
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int k = j;
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for(; escmsg[j] != 0 && j < k + 2; j++) {
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if(!('0' <= escmsg[j] && escmsg[j] <= '9')) break;
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}
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if(escmsg[j] == ',') {
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j++;
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k = j;
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for(; escmsg[j] != 0 && j < k + 2; j++) {
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if(!('0' <= escmsg[j] && escmsg[j] <= '9')) break;
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}
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}
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j--;
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} else if(escmsg[j] == 0x0f) {
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int k;
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for(k = bufincr - 1; k >= 0; k--) {
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char c = buffer[k];
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if(c == 'B') {
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char* tmp = fmtmsg;
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fmtmsg = ia_strcat(tmp, "</b>");
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free(tmp);
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} else if(c == 'I') {
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char* tmp = fmtmsg;
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fmtmsg = ia_strcat(tmp, "</i>");
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free(tmp);
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} else if(c == 'U') {
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char* tmp = fmtmsg;
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fmtmsg = ia_strcat(tmp, "</u>");
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free(tmp);
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} else if(c == 'S') {
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char* tmp = fmtmsg;
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fmtmsg = ia_strcat(tmp, "</s>");
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free(tmp);
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} else if(c == 'R') {
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char* tmp = fmtmsg;
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fmtmsg = ia_strcat(tmp, "</span>");
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free(tmp);
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}
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}
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bufincr = 0;
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bgcolor = 0xd0d0ff;
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fgcolor = 0x000000;
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} else {
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cbuf[0] = escmsg[j];
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char* tmp;
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tmp = fmtmsg;
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fmtmsg = ia_strcat(tmp, cbuf);
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free(tmp);
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}
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}
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for(j = bufincr - 1; j >= 0; j--) {
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char c = buffer[j];
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if(c == 'B') {
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char* tmp = fmtmsg;
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fmtmsg = ia_strcat(tmp, "</b>");
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free(tmp);
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} else if(c == 'I') {
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char* tmp = fmtmsg;
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fmtmsg = ia_strcat(tmp, "</i>");
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free(tmp);
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} else if(c == 'U') {
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char* tmp = fmtmsg;
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fmtmsg = ia_strcat(tmp, "</u>");
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free(tmp);
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} else if(c == 'S') {
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char* tmp = fmtmsg;
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fmtmsg = ia_strcat(tmp, "</s>");
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free(tmp);
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} else if(c == 'R') {
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char* tmp = fmtmsg;
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fmtmsg = ia_strcat(tmp, "</span>");
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free(tmp);
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}
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}
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fprintf(f, "<span class=\"line\">[%s] <%s> %s</span>\n", date, escusr, fmtmsg);
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free(fmtmsg);
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free(escusr);
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free(escmsg);
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free(e[i]->username);
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free(e[i]->message);
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free(e[i]);
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}
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free(e);
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fprintf(f, "</code></pre>\n");
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fprintf(f, " <div style=\"margin: 0; border: solid 1px black; width: 178px; min-height: 900px; padding: 10px; background-color: #d0d0ff; float: right; overflow: scroll\">Statistics<hr>%d messages</div>\n", i);
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fprintf(f, " </div>\n");
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fprintf(f, " <div style=\"clear: both\"></div>\n");
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fprintf(f, " <hr>\n");
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fprintf(f, " <a href=\"./\">Go back to index</a>\n");
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fprintf(f, " <hr>\n");
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fprintf(f, " <i>Generated by <a href=\"http://nishi.boats/ircarc\">IRC-Archiver</a> %s</i>\n", ircarc_version);
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nishi |
256 |
fprintf(f, " </body>\n");
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fprintf(f, "</html>\n");
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fclose(f);
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free(title);
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}
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free(path);
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nishi |
262 |
path = ia_strcat(webroot, "/index.html");
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f = fopen(path, "w");
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nishi |
264 |
if(f != NULL) {
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nishi |
265 |
char* title = ia_strdup("Index");
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nishi |
266 |
struct dirent** namelist;
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nishi |
267 |
int n = scandir(webroot, &namelist, NULL, mtimesort);
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fprintf(f, "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\">\n");
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fprintf(f, "<html>\n");
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fprintf(f, " <head>\n");
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fprintf(f, " <meta http-equiv=\"Content-Type\" content=\"text/html;charset=UTF-8\">\n");
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fprintf(f, " <title>%s</title>\n", title);
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273 |
fprintf(f, " <style type=\"text/css\">\n");
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fprintf(f, " </style>\n");
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fprintf(f, " </head>\n");
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fprintf(f, " <body style=\"padding: 15px; margin: 0 auto; width: 900px;\">\n");
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277 |
fprintf(f, " <div style=\"padding: 1px 0; margin: 0; text-align: center; background-color: #8080ff;\">\n");
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fprintf(f, " <h1>%s</h1>\n", title);
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fprintf(f, " </div>\n");
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fprintf(f, " <hr>\n");
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fprintf(f, " <table border=\"1\" style=\"width: 100%%;\">\n");
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282 |
fprintf(f, " <tr>\n");
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283 |
fprintf(f, " <th>Name</th><th style=\"width: 250px;\">Archived at</th><th style=\"width: 100px;\">Link</th>");
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284 |
fprintf(f, " </tr>\n");
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int i;
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| 18 |
nishi |
286 |
for(i = 0; i < n; i++) {
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287 |
if(strcmp(namelist[i]->d_name, "..") != 0 && strcmp(namelist[i]->d_name, ".") != 0 && strcmp(namelist[i]->d_name, "index.html") != 0) {
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| 14 |
nishi |
288 |
struct stat s;
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289 |
char* np = ia_strcat3(webroot, "/", namelist[i]->d_name);
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stat(np, &s);
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291 |
struct tm* tm = gmtime(&s.st_mtime);
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292 |
char date[512];
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293 |
strftime(date, 512, "%Y/%m/%d %H:%M:%S UTC", tm);
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294 |
char* name = ia_strdup(namelist[i]->d_name);
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295 |
int j;
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| 18 |
nishi |
296 |
for(j = strlen(name) - 1; j >= 0; j--) {
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297 |
if(name[j] == '.') {
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| 14 |
nishi |
298 |
name[j] = 0;
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299 |
break;
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300 |
}
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301 |
}
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302 |
char* esc = web_html_escape(name);
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303 |
free(name);
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304 |
fprintf(f, " <tr>\n");
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305 |
fprintf(f, " <td>%s</td>", esc);
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306 |
fprintf(f, " <td>%s</td>", date);
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307 |
fprintf(f, " <td><a href=\"%s\">Link</a></td>", namelist[i]->d_name);
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308 |
fprintf(f, " </tr>\n");
|
|
|
309 |
free(esc);
|
|
|
310 |
}
|
|
|
311 |
free(namelist[i]);
|
|
|
312 |
}
|
|
|
313 |
free(namelist);
|
|
|
314 |
fprintf(f, " </table>\n");
|
|
|
315 |
fprintf(f, " <hr>\n");
|
|
|
316 |
fprintf(f, " <i>Generated by <a href=\"http://nishi.boats/ircarc\">IRC-Archiver</a> %s</i>\n", ircarc_version);
|
|
|
317 |
fprintf(f, " </body>\n");
|
|
|
318 |
fprintf(f, "</html>\n");
|
|
|
319 |
fclose(f);
|
|
|
320 |
free(title);
|
|
|
321 |
}
|
|
|
322 |
free(path);
|
| 11 |
nishi |
323 |
}
|