static epub_chapter *
epub_parse_chapter(fz_context *ctx, epub_document *doc, const char *path)
{
fz_archive *zip = doc->zip;
fz_buffer *buf = NULL;
epub_chapter *ch;
char base_uri[2048];
fz_dirname(base_uri, path, sizeof base_uri);
ch = fz_malloc_struct(ctx, epub_chapter);
ch->path = NULL;
ch->html = NULL;
ch->next = NULL;
fz_var(buf);
fz_try(ctx)
{
buf = fz_read_archive_entry(ctx, zip, path);
ch->path = fz_strdup(ctx, path);
ch->html = fz_parse_html(ctx, doc->set, zip, base_uri, buf, fz_user_css(ctx));
}
fz_always(ctx)
fz_drop_buffer(ctx, buf);
fz_catch(ctx)
{
fz_drop_html(ctx, ch->html);
fz_free(ctx, ch->path);
fz_free(ctx, ch);
fz_rethrow(ctx);
}
return ch;
}
static void
htdoc_close_document(fz_context *ctx, fz_document *doc_)
{
html_document *doc = (html_document*)doc_;
fz_drop_archive(ctx, doc->zip);
fz_drop_html(ctx, doc->box);
fz_drop_html_font_set(ctx, doc->set);
fz_free(ctx, doc);
}
void fz_drop_html(fz_context *ctx, fz_html *box)
{
while (box)
{
fz_html *next = box->next;
fz_drop_html_flow(ctx, box->flow_head);
fz_drop_html(ctx, box->down);
fz_free(ctx, box);
box = next;
}
}
static void
epub_close_document(fz_context *ctx, fz_document *doc_)
{
epub_document *doc = (epub_document*)doc_;
epub_chapter *ch, *next;
ch = doc->spine;
while (ch)
{
next = ch->next;
fz_drop_html(ctx, ch->box);
fz_free(ctx, ch);
ch = next;
}
fz_drop_archive(ctx, doc->zip);
fz_drop_html_font_set(ctx, doc->set);
fz_free(ctx, doc);
}
static void
epub_drop_document(fz_context *ctx, fz_document *doc_)
{
epub_document *doc = (epub_document*)doc_;
epub_chapter *ch, *next;
ch = doc->spine;
while (ch)
{
next = ch->next;
fz_drop_html(ctx, ch->html);
fz_free(ctx, ch->path);
fz_free(ctx, ch);
ch = next;
}
fz_drop_archive(ctx, doc->zip);
fz_drop_html_font_set(ctx, doc->set);
fz_drop_outline(ctx, doc->outline);
fz_free(ctx, doc->dc_title);
fz_free(ctx, doc->dc_creator);
}
