int __tagcat(struct req *req, const char *tagcat, int page, char *tmpl,
bool istag)
{
const unsigned int posts_per_page = req->opts.index_stories;
struct post *posts[posts_per_page];
struct str *tag;
int nposts;
if (!tagcat)
return R404(req, NULL);
tag = STR_DUP(tagcat);
req_head(req, "Content-Type", "text/html");
page = MAX(page, 0);
__store_title(&req->vars, tagcat);
__store_pages(&req->vars, page);
__store_tag(&req->vars, tagcat);
sidebar(req);
vars_scope_push(&req->vars);
nposts = index_get_posts(posts, tag, istag, NULL, NULL,
page * posts_per_page, posts_per_page);
load_posts(req, posts, nposts, nposts == posts_per_page);
str_putref(tag);
req->body = render_page(req, tmpl);
return 0;
}
// Loads blog posts from database and displays them as bootstrap Panels
// Also prints back, and forward buttons
void print_blog_posts(int start, int end, char *search) {
// How many posts are between start and end?
int number_of_posts_requested = max(end-start+1, 0);
struct Posts posts;
if (search != NULL) {
// Loads all posts that contain search
posts = search_posts(search);
} else {
// Load all posts between start and end
posts = load_posts(number_of_posts_requested, start);
}
struct Post *my_posts = posts.posts;
// This could be less than number_of_posts_requested
int number_of_posts_returned = posts.number_of_posts;
// Print each posts
for (int i = 0; i < number_of_posts_returned; i++) {
// Use a panel for each post
print_blog_post(my_posts[i].title, my_posts[i].text, my_posts[i].time, NULL);
}
// Free the whole list of posts
free_posts(&posts);
// Older and New buttons
printf("<nav><ul class=\"pager\">");
// If we got the same number of posts we asked for, show the older button
if (number_of_posts_requested == number_of_posts_returned) {
printf("<li><a href=\"/cgi-bin/cblog.cgi?start=%d&end=%d\">Older</a></li>", end+1, end+5);
}
// If start > 0, show the newer button (means there are newer posts available)
if (start > 0) {
printf("<li><a href=\"/cgi-bin/cblog.cgi?start=%d&end=%d\">Newer</a></li>", start-5, start-1);
}
printf("</ul></nav>"); // Close older/newer buttons
}