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#define _POSIX_C_SOURCE 200809L
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <core.h>
#include <template.h>
#include <config.h>
#include <cgiutil.h>
#include <timeutil.h>
#include <xml.h>
static struct xml_context ctx;
int make_link(char *buf, size_t size, char *abs_path) {
// TODO pass to template somehow?
char *script_name = getenv("SCRIPT_NAME");
if(script_name == NULL || buf == NULL || abs_path == NULL) {
return -1;
}
size_t script_name_len = strlen(script_name);
size_t abs_path_len = strlen(abs_path);
size_t min_buf_len = script_name_len + abs_path_len + 1;
if(min_buf_len > size) {
return -1;
}
if(script_name_len > 0) {
memcpy(buf, script_name, script_name_len);
}
if(abs_path_len > 0) {
memcpy(buf + script_name_len, abs_path, abs_path_len);
}
buf[script_name_len + abs_path_len] = '\0';
return min_buf_len;
}
void output_entry_time(struct xml_context *ctx, struct entry entry) {
char strtime[MAX_TIMESTR_SIZE];
if(flocaltime(strtime, HTML_TIME_FORMAT_READABLE, MAX_TIMESTR_SIZE, &entry.time) > 0) {
xml_open_tag_attrs(ctx, "time", 1, "datetime", strtime);
xml_raw(ctx, strtime);
xml_close_tag(ctx, "time");
}
}
void template_header(void) {
new_xml_context(&ctx);
ctx.warn = stderr;
ctx.closing_slash = 0;
xml_raw(&ctx, "<!doctype html>");
xml_open_tag_attrs(&ctx, "html", 1, "lang", "en");
xml_open_tag(&ctx, "head");
xml_empty_tag(&ctx, "meta", 1, "charset", "utf-8");
#ifdef BLOG_CSS
xml_empty_tag(&ctx, "link", 3,
"rel", "stylesheet",
"type", "text/css",
"href", BLOG_CSS);
#endif
xml_open_tag(&ctx, "title");
xml_raw(&ctx, BLOG_TITLE);
xml_close_tag(&ctx, "title");
xml_close_tag(&ctx, "head");
xml_open_tag(&ctx, "body");
xml_open_tag(&ctx, "header");
xml_open_tag(&ctx, "h1");
xml_raw(&ctx, BLOG_TITLE);
xml_close_including(&ctx, "header");
xml_open_tag(&ctx, "main");
}
void template_footer(void) {
xml_close_tag(&ctx, "main");
xml_open_tag(&ctx, "footer");
char rss_link[256];
if(make_link(rss_link, sizeof rss_link, "/rss.xml") != -1) {
xml_open_tag_attrs(&ctx, "a", 1, "href", rss_link);
xml_raw(&ctx, "RSS Feed");
xml_close_tag(&ctx, "a");
}
xml_close_all(&ctx);
del_xml_context(&ctx);
}
void template_single_entry(struct entry entry) {
xml_open_tag(&ctx, "article");
if(entry.text_size > 0) {
xml_open_tag_attrs(&ctx, "div", 1, "class", "content");
xml_raw(&ctx, entry.text);
xml_close_tag(&ctx, "div");
}
char *script_name = getenv("SCRIPT_NAME");
xml_open_tag_attrs(&ctx, "div", 1, "class", "meta");
xml_open_tag(&ctx, "ul");
// time of publishing
xml_open_tag(&ctx, "li");
output_entry_time(&ctx, entry);
xml_close_tag(&ctx, "li");
// link back to index
xml_open_tag(&ctx, "li");
xml_open_tag_attrs(&ctx, "a", 1, "href", script_name);
xml_raw(&ctx, "Back");
xml_close_tag(&ctx, "a");
xml_close_tag(&ctx, "li");
xml_close_including(&ctx, "article");
}
void template_index_entry(struct entry entry) {
// TODO time?
xml_open_tag_attrs(&ctx, "article", 1, "id", entry.title);
if(entry.text_size > 0) {
xml_open_tag_attrs(&ctx, "div", 1, "class", "content index");
xml_raw(&ctx, entry.text);
xml_close_tag(&ctx, "div");
}
xml_open_tag_attrs(&ctx, "div", 1, "class", "meta index");
xml_open_tag(&ctx, "p");
xml_open_tag_attrs(&ctx, "a", 1, "href", entry.link);
xml_raw(&ctx, "Permalink");
xml_close_including(&ctx, "article");
}
void template_error(int status) {
xml_open_tag_attrs(&ctx, "div", 1, "class", "error-page");
xml_open_tag(&ctx, "h2");
xml_raw(&ctx, "An error occured while handling your request");
xml_close_tag(&ctx, "h2");
xml_open_tag(&ctx, "p");
if(status == 500) {
xml_raw(&ctx, "Something is wrong with this application and/or its server (error 500).");
} else if(status == 404) {
xml_raw(&ctx, "What you requested doesn't exist (error 404).");
} else {
xml_raw(&ctx, "The error encoutered is: ");
xml_raw(&ctx, http_status_line(status));
}
xml_close_tag(&ctx, "p");
char *script_name = getenv("SCRIPT_NAME");
xml_open_tag(&ctx, "nav");
xml_open_tag(&ctx, "p");
xml_open_tag_attrs(&ctx, "a", 1, "href", script_name);
xml_raw(&ctx, "Back");
xml_close_including(&ctx, "div");
}
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