public class Split_wkr__rndm implements Split_wkr {
private final Split_rslt_wkr__rndm rslt_wkr = new Split_rslt_wkr__rndm();
private final Bry_bfr tmp_bfr = Bry_bfr_.New();
private final Db_attach_mgr attach_mgr = new Db_attach_mgr();
private Rndm_bldr_wkr bldr;
private int cur_ns_id = -1;
public void Split__init(Split_ctx ctx, Xow_wiki wiki, Db_conn wkr_conn) {
this.bldr = Rndm_addon.Get(wiki).Mgr().New_bldr();
ctx.Rslt_mgr().Reg_wkr(rslt_wkr);
}
public void Split__term(Split_ctx ctx) {
bldr.Exec_qry_end();
}
public void Split__trg__1st__new(Split_ctx ctx, Db_conn trg_conn) {
Rndm_qry_tbl mgr_tbl = new Rndm_qry_tbl(trg_conn);
mgr_tbl.Create_tbl();
}
public void Split__trg__nth__new(Split_ctx ctx, Db_conn trg_conn) {
if (cur_ns_id != ctx.Trg_ns()) {
if (cur_ns_id != -1) bldr.Exec_qry_end();
cur_ns_id = ctx.Trg_ns();
bldr.Exec_qry_bgn(Rndm_qry_itm.New_by_ns(ctx.Wiki(), cur_ns_id));
}
bldr.Exec_rng_bgn();
bldr.Conn().Txn_bgn("rndm");
}
public void Split__trg__nth__rls(Split_ctx ctx, Db_conn trg_conn) {
// make rndm_rng and add
Rndm_rng_itm rng_itm = bldr.Exec_rng_end_or_null();
if (rng_itm == null) return;
Rndm_rng_tbl rng_tbl = new Rndm_rng_tbl(trg_conn);
rng_tbl.Create_tbl();
Db_stmt rng_stmt = rng_tbl.Insert_stmt();
rng_tbl.Insert(
rng_stmt, rng_itm.Mgr_idx(), rng_itm.Rng_idx(), rng_itm.Seq_bgn(), rng_itm.Seq_end());
rng_stmt.Rls();
bldr.Conn().Txn_end();
// make rndm_seq and bulk copy
Rndm_seq_tbl seq_tbl = new Rndm_seq_tbl(trg_conn);
seq_tbl.Create_tbl();
Split_tbl_.Bld_insert_by_select(tmp_bfr, seq_tbl.Tbl_name(), seq_tbl.Flds());
tmp_bfr.Add_str_u8_fmt(
"WHERE {0} = {1} AND {2} = {3}",
seq_tbl.Fld__qry_idx(), bldr.Qry_idx(), seq_tbl.Fld__rng_idx(), bldr.Rng_idx());
attach_mgr.Conn_main_(trg_conn).Conn_links_(new Db_attach_itm("src_db", bldr.Conn()));
attach_mgr.Exec_sql(tmp_bfr.To_str_and_clear());
// bldr.Conn().Txn_bgn("rndm");
}
public void Split__exec(Split_ctx ctx, Split_rslt_mgr rslt_mgr, Xowd_page_itm page, int page_id) {
if (page.Ns_id() == gplx.xowa.wikis.nss.Xow_ns_.Tid__main && !page.Redirected()) {
bldr.Exec_seq_itm(page.Id());
rslt_wkr.On__nth__itm(
Rndm_seq_tbl.Db_row_size_fixed, bldr.Qry_idx(), bldr.Rng_idx(), bldr.Seq_in_qry());
}
}
public void Split__pages_loaded(
Split_ctx ctx, int ns_id, int score_bgn, int score_end) {} // rndm_wkr has no caching
}
public void Xtn_write(
Bry_bfr bfr,
Xoae_app app,
Xop_ctx ctx,
Xoh_html_wtr html_wtr,
Xoh_wtr_ctx hctx,
Xoae_page wpg,
Xop_xnde_tkn xnde,
byte[] src) {
Xowe_wiki wiki = ctx.Wiki();
Dpl_html_data html_mode = Dpl_html_data.new_(Dpl_itm_keys.Key_unordered);
int itms_len = pages.Count();
if (itms_len == 0) {
if (!itm.Suppress_errors()) bfr.Add_str_a7("No pages meet these criteria.");
return;
}
int itms_bgn = 0;
if (itm.Offset() != Int_.Min_value) {
itms_bgn = itm.Offset();
}
if (itm.Count() != Int_.Min_value && itms_bgn + itm.Count() < itms_len) {
itms_len = itms_bgn + itm.Count();
}
boolean show_ns = itm.Show_ns();
Bry_bfr tmp_bfr = Bry_bfr_.Get();
Xop_amp_mgr amp_mgr = wiki.Appe().Parser_amp_mgr();
try {
bfr.Add(html_mode.Grp_bgn()).Add_byte_nl();
for (int i = itms_bgn; i < itms_len; i++) {
Xowd_page_itm page = (Xowd_page_itm) pages.Get_at(i);
Xoa_ttl ttl = Xoa_ttl.Parse(wiki, page.Ns_id(), page.Ttl_page_db());
byte[] ttl_page_txt = show_ns ? ttl.Full_txt_w_ttl_case() : ttl.Page_txt();
if (ttl_page_txt == null)
continue; // NOTE: apparently DynamicPageList allows null pages; DATE:2013-07-22
switch (html_mode.Tid()) {
case Dpl_html_data.Tid_list_ul:
case Dpl_html_data.Tid_list_ol:
bfr.Add(Xoh_consts.Space_2).Add(html_mode.Itm_bgn()).Add(Gfh_bldr_.Bry__a_lhs_w_href);
bfr.Add_str_a7("/wiki/")
.Add(Gfo_url_encoder_.Href.Encode(ttl.Full_db()))
.Add_byte_quote(); // NOTE: Full_db to encode spaces as underscores;
// PAGE:en.q:Wikiquote:Speedy_deletions DATE:2016-01-19
Gfh_atr_.Add(
bfr,
Gfh_atr_.Bry__title,
Xoh_html_wtr_escaper.Escape(
amp_mgr,
tmp_bfr,
ttl
.Full_txt_w_ttl_case())); // NOTE: Full_txt b/c title always includes ns,
// even if show_ns is off;
// PAGE:en.b:Wikibooks:WikiProject DATE:2016-01-20
if (itm.No_follow()) bfr.Add(Bry_nofollow);
bfr.Add_byte(Byte_ascii.Gt);
Xoh_html_wtr_escaper.Escape(
amp_mgr, bfr, ttl_page_txt, 0, ttl_page_txt.length, false, false);
bfr.Add(Gfh_bldr_.Bry__a_rhs).Add(html_mode.Itm_end()).Add_byte_nl();
// TODO_OLD:
// lnki_wtr.Clear().Href_wiki_(ttl).Title_(ttl).Nofollow_().Write_head(bfr).Write_text(bfr).Write_tail(bfr)
break;
default:
break;
}
}
bfr.Add(html_mode.Grp_end()).Add_byte_nl();
} finally {
tmp_bfr.Mkr_rls();
}
}