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#include "render.h"
#include <stdio.h>
#include <stdlib.h>
#include "fs.h"
#include "log.h"
#include "site.h"
static void
images_walk(struct vector *images)
{
size_t i;
struct image *image;
size_t last = images->len - 1;
vector_foreach(images, i, image) {
roscha_hmap_set_new(image->map, "source", (slice_whole(image->url_image)));
roscha_hmap_set_new(image->map, "date", (slice_whole(image->datestr)));
char *url;
if (i > 0) {
struct image *prev = images->values[i - 1];
url = prev->url;
roscha_hmap_set_new(image->map, "prev", (slice_whole(url)));
}
if (i < last) {
struct image *next = images->values[i + 1];
url = next->url;
roscha_hmap_set_new(image->map, "next", (slice_whole(url)));
}
roscha_hmap_set_new(image->thumb, "link", (slice_whole(image->url)));
roscha_hmap_set_new(image->thumb, "source", (slice_whole(image->url_thumb)));
roscha_vector_push(image->album->thumbs, image->thumb);
}
}
static inline void
years_push_new_year(struct roscha_object *years, char *yearstr,
struct roscha_object **year, struct roscha_object **albums)
{
*year = roscha_object_new(hmap_new_with_cap(8));
*albums = roscha_object_new(vector_new_with_cap(8));
roscha_hmap_set_new((*year), "name", (slice_whole(yearstr)));
roscha_hmap_set(*year, "albums", *albums);
roscha_vector_push(years, *year);
roscha_object_unref(*year);
roscha_object_unref(*albums);
}
static void
years_push_album(struct roscha_object *years, struct album *album)
{
struct roscha_object *year;
struct roscha_object *albums;
if (years->vector->len == 0) {
years_push_new_year(years, album->year, &years, &albums);
} else {
year = years->vector->values[years->vector->len - 1];
struct roscha_object *yearval = roscha_hmap_get(year, "name");
if (strcmp(yearval->slice.str, album->year)) {
years_push_new_year(years, album->year, &year, &albums);
} else {
albums = roscha_hmap_get(year, "albums");
}
}
roscha_vector_push(albums, album->map);
}
bool
render_set_album_vars(struct render *r, struct album *album)
{
if (album->config->title) {
roscha_hmap_set_new(album->map, "title",
(slice_whole(album->config->title)));
}
if (album->config->desc) {
roscha_hmap_set_new(album->map, "desc",
(slice_whole(album->config->desc)));
}
roscha_hmap_set_new(album->map, "link", (slice_whole(album->url)));
roscha_hmap_set_new(album->map, "date", (slice_whole(album->datestr)));
roscha_hmap_set_new(album->map, "year", (slice_whole(album->year)));
images_walk(album->images);
roscha_hmap_set(album->map, "thumbs", album->thumbs);
years_push_album(r->years, album);
roscha_vector_push(r->albums, album->map);
/*
* The common vars for the images in this album; used by both the album
* template and the image template.
*/
roscha_object_unref(roscha_hmap_set(r->env->vars, "album", album->map));
return true;
}
static bool
render(struct roscha_env *env, const char *tmpl, const char *opath)
{
bool ok = true;
sds output = roscha_env_render(env, tmpl);
size_t outlen = strlen(output);
FILE *f = fopen(opath, "w");
if (fwrite(output, 1, outlen, f) != outlen) {
ok = false;
log_printl_errno(LOG_FATAL, "Can't write %s", opath);
}
fclose(f);
sdsfree(output);
return ok;
}
bool
render_make_index(struct render *r, const char *path)
{
bool ok = true;
if (r->albums_updated == 0) {
int isupdate = file_is_uptodate(path, &r->modtime);
if (isupdate == -1) return false;
if (isupdate == 1) return true;
}
log_printl(LOG_INFO, "Rendering %s", path);
if (r->dry_run) goto done;
roscha_hmap_set(r->env->vars, "years", r->years);
roscha_hmap_set(r->env->vars, "albums", r->years);
ok = render(r->env, "index.html", path);
roscha_hmap_unset(r->env->vars, "years");
roscha_hmap_unset(r->env->vars, "albums");
setdatetime(path, &r->modtime);
done:
return ok;
}
bool
render_make_album(struct render *r, const char *path, const struct album *album)
{
bool ok = true;
if (album->images_updated == 0) {
int isupdate = file_is_uptodate(path, &r->modtime);
if (isupdate == -1) return false;
if (isupdate == 1) return true;
}
log_printl(LOG_INFO, "Rendering %s", path);
if (r->dry_run) goto done;
ok = render(r->env, "album.html", path);
setdatetime(path, &r->modtime);
done:
return ok;
}
bool
render_make_image(struct render *r, const char *path, const struct image *image)
{
bool ok = true;
log_printl(LOG_INFO, "Rendering %s", path);
if (r->dry_run) goto done;
roscha_hmap_set(r->env->vars, "image", image->map);
ok = render(r->env, "image.html", path);
roscha_hmap_unset(r->env->vars, "image");
setdatetime(path, &r->modtime);
done:
return ok;
}
bool
render_init(struct render *r, const char *root, struct site_config *conf,
struct vector *albums)
{
char *tmplpath = joinpath(root, TEMPLATESDIR);
struct stat tstat;
if (stat(tmplpath, &tstat) == -1) {
if (errno == ENOENT) {
free(tmplpath);
tmplpath = joinpath(SITE_DEFAULT_RESOURCES, TEMPLATESDIR);
} else {
log_printl_errno(LOG_FATAL, "Unable to read templates dir");
return false;
}
}
r->modtime = tstat.st_mtim;
if (r->dry_run) goto cleanup;
r->env = roscha_env_new();
bool ok = roscha_env_load_dir(r->env, tmplpath);
if (!ok) {
struct vector *errors = roscha_env_check_errors(r->env);
log_printl(LOG_FATAL, "Couldn't initialize template engine: %s",
errors->values[0]);
return false;
}
r->years = roscha_object_new(vector_new_with_cap(8));
r->albums = roscha_object_new(vector_new_with_cap(64));
roscha_hmap_set_new(r->env->vars, "title", (slice_whole(conf->title)));
roscha_hmap_set_new(r->env->vars, "index", (slice_whole(conf->base_url)));
//bstree_inorder_walk(albums->root, albums_walk, (void *)r);
cleanup:
free(tmplpath);
return true;
}
void
render_deinit(struct render *r)
{
roscha_env_destroy(r->env);
roscha_object_unref(r->years);
roscha_object_unref(r->albums);
}
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