public int MakeTkn_end(Xop_ctx ctx, Xop_tkn_mkr tkn_mkr, Xop_root_tkn root, byte[] src, int src_len, int lxr_bgn_pos, int lxr_cur_pos) {
if (ctx.Cur_tkn_tid() == Xop_tkn_itm_.Tid_brack_bgn) // WORKAROUND: ignore }} if inside lnki; EX.CM:Template:Protected; {{#switch:a|b=[[a|ja=}}]]}}
return ctx.Lxr_make_txt_(lxr_cur_pos);
int lxr_end_pos = Bry_finder.Find_fwd_while(src, lxr_cur_pos, src_len, Byte_ascii.Curly_end); // NOTE: can be many consecutive }; EX: {{a|{{{1}}}}}
int end_tkn_len = lxr_end_pos - lxr_bgn_pos;
boolean vnt_enabled = ctx.Wiki().Lang().Vnt_mgr().Enabled();
while (end_tkn_len > 0) {
int acs_pos = -1, acs_len = ctx.Stack_len();
for (int i = acs_len - 1; i > -1; i--) { // find auto-close pos
Xop_tkn_itm stack_tkn = ctx.Stack_get(i);
switch (stack_tkn.Tkn_tid()) {
case Xop_tkn_itm_.Tid_tmpl_curly_bgn: // found curly_bgn; mark and exit
acs_pos = i;
i = -1;
break;
case Xop_tkn_itm_.Tid_brack_bgn: // found no curly_bgn, but found brack_bgn; note that extra }} should not close any frames beyond lnki; EX:w:Template:Cite wikisource; w:John Fletcher (playwright)
i = -1;
break;
case Xop_tkn_itm_.Tid_xnde: // found xnde; ignore; handle {{template|<poem>}}</poem>}} DATE:2014-03-03
Xop_xnde_tkn stack_xnde = (Xop_xnde_tkn)stack_tkn;
if (stack_xnde.Tag().Xtn())
i = -1;
break;
}
}
if (acs_pos == -1) { // "}}+" found but no "{{+" found; warn and output literal tkn
ctx.Msg_log().Add_itm_none(Xop_curly_log.Bgn_not_found, src, lxr_bgn_pos, lxr_end_pos);
ctx.Subs_add(root, tkn_mkr.Txt(lxr_bgn_pos, lxr_end_pos));
return lxr_end_pos;
}
Xop_curly_bgn_tkn bgn_tkn = (Xop_curly_bgn_tkn)ctx.Stack_pop_til(root, src, acs_pos, true, lxr_bgn_pos, lxr_end_pos, Xop_tkn_itm_.Tid_tmpl_curly_bgn); // NOTE: in theory, an unclosed [[ can be on stack; for now, ignore
int bgn_tkn_len = bgn_tkn.Src_end() - bgn_tkn.Src_bgn();
int bgn_tkn_pos_bgn = bgn_tkn.Src_bgn();// save original pos_bgn
boolean vnt_dash_adjust = false;
if (vnt_enabled ) {
int curly_bgn_dash = bgn_tkn.Src_bgn() - 1;
if (curly_bgn_dash > -1 && src[curly_bgn_dash] == Byte_ascii.Dash) { // "-" exists before curlies; EX: "-{{"
int curly_end_dash = lxr_end_pos;
if (curly_end_dash < src_len && src[curly_end_dash] == Byte_ascii.Dash) { // "-" exists after curlies; EX: "}}-"
if (bgn_tkn_len > 2 && end_tkn_len > 2) { // more than 3 curlies at bgn / end with flanking dashes; EX: "-{{{ }}}-"; NOTE: 3 is needed b/c 2 will never be reduced; EX: "-{{" will always be "-" and "{{", not "-{" and "{"
int numeric_val = Bry_.Xto_int_or(src, bgn_tkn.Src_end(), lxr_bgn_pos, -1);
if ( numeric_val != -1 // do not apply if numeric val; EX:"-{{{0}}}-" vs "-{{{#expr:0}}}-" sr.w:Template:Link_FA
&& bgn_tkn_len == 3 && end_tkn_len == 3 // exactly 3 tokens; assume param token; "-{{{" -> "-" + "{{{" x> -> "-{" + "{{"; if unbalanced (3,4 or 4,3) fall into code below
) {
} // noop; PAGE:sr.w:ДНК; EX:<span id="interwiki-{{{1}}}-fa"></span> DATE:2014-07-03
else {
--bgn_tkn_len; // reduce bgn curlies by 1; EX: "{{{" -> "{{"
++bgn_tkn_pos_bgn; // add one to bgn tkn_pos;
--end_tkn_len; // reduce end curlies by 1; EX: "}}}" -> "}}"
--lxr_end_pos; // reduce end by 1; this will "reprocess" the final "}" as a text tkn; EX: "}}}-" -> "}}" and position before "}-"
vnt_dash_adjust = true;
}
}
}
}
}
int new_tkn_len = 0;
if (bgn_tkn_len == end_tkn_len) // exact match; should be majority of cases
new_tkn_len = bgn_tkn_len;
else if (bgn_tkn_len > end_tkn_len) // more bgn than end; use end, and deduct bgn; EX: {{{{{1}}}|a}}
new_tkn_len = end_tkn_len;
else /*bgn_tkn_len < end_tkn_len*/ // more end than bgn; use bgn, and deduct end; EX: {{a|{{{1}}}}}
new_tkn_len = bgn_tkn_len;
int keep_curly_bgn = 0;
/* NOTE: this is a semi-hack; if bgn_tkn > new_tkn, then pretend bgn_tkn fits new_tkn, give to bldr, and then adjust back later
EX: {{{{{1}}}|a}} -> bgn_tkn_len=5,new_tkn_len=3 -> change bgn(0, 5) to bgn(2, 5)
The "correct" way is to insert a new_bgn_tkn after cur_bgn_tkn on root, but this would have performance implications: array would have to be resized, and all subs will have to be reindexed
NOTE: bgn curlies should also be preserved if new_tkn_len > 3; EX: {{{{{{1}}}}}}; note that bgn = end, but len > 3
*/
if (bgn_tkn_len > new_tkn_len || new_tkn_len > 3) {
bgn_tkn.Tkn_ini_pos(false, bgn_tkn.Src_end() - new_tkn_len, bgn_tkn.Src_end());
keep_curly_bgn = 1; // preserves {{
}
switch (new_tkn_len) {
case 0: // EXC_CASE: should not happen; warn;
ctx.Msg_log().Add_itm_none(Xop_curly_log.Bgn_len_0, src, bgn_tkn.Src_bgn(), lxr_end_pos);
break;
// case 1: // EXC_CASE: SEE:NOTE_1;
// break;
case 2: // USE_CASE: make invk_tkn
ctx.Invk().Make_tkn(ctx, root, src, lxr_bgn_pos, lxr_bgn_pos + new_tkn_len, bgn_tkn, keep_curly_bgn);
break;
default: // USE_CASE: make prm_tkn; NOTE: 3 or more
new_tkn_len = 3; // gobble 3 at a time; EX: 6 -> 3 -> 0; EX: 7 -> 4 -> 1;
prm_wkr.Make_tkn(ctx, tkn_mkr, root, src, src_len, lxr_bgn_pos, lxr_bgn_pos + new_tkn_len, bgn_tkn, keep_curly_bgn);
break;
}
switch (bgn_tkn_len - new_tkn_len) { // continuation of semi-hack above; some bgn still left over; adjust and throw back on stack
case 1: // 1 tkn; convert curly to generic text tkn
bgn_tkn.Src_end_(bgn_tkn.Src_end() - 1); // NOTE: shorten end of bgn_tkn by 1; TEST
ctx.Stack_add(tkn_mkr.Txt(bgn_tkn_pos_bgn, bgn_tkn.Src_end() - new_tkn_len));
break;
case 0: // noop
break;
default:
bgn_tkn.Tkn_ini_pos(false, bgn_tkn_pos_bgn, bgn_tkn.Src_end() - new_tkn_len); // bgn(2, 5) -> bgn (0, 2)
ctx.Stack_add(bgn_tkn);
break;
}
if (vnt_dash_adjust) {
Xop_tkn_itm text_tkn = root.Subs_get_or_null(root.Subs_len() - 2); // -2 to get tkn before newly-created tmpl / prm
if (text_tkn == null || text_tkn.Tkn_tid() != Xop_tkn_itm_.Tid_txt)
ctx.Wiki().Appe().Usr_dlg().Warn_many("", "", "token before curly_bgn was not text tkn; src=~{0}", String_.new_u8(src, lxr_bgn_pos, lxr_end_pos));
else
text_tkn.Src_end_(text_tkn.Src_end() + 1); // +1 to extend txt_tkn with dash be 1 to include curly; EX: "-" "{{{" -> "-{" "{{"
}
end_tkn_len -= new_tkn_len;
lxr_bgn_pos += new_tkn_len; // move lxr_bgn_pos along
if (end_tkn_len == 1) { // SEE:NOTE_1:
ctx.Subs_add(root, tkn_mkr.Txt(lxr_bgn_pos, lxr_bgn_pos + 1));
end_tkn_len = 0;
++lxr_bgn_pos;
}
}
return lxr_end_pos;
}
public boolean Bld(
Xop_ctx ctx,
Xop_tkn_mkr tkn_mkr,
Xop_arg_wkr wkr,
int wkr_typ,
Xop_root_tkn root,
Xop_tkn_itm tkn,
int bgn_pos,
int cur_pos,
int loop_bgn,
int loop_end,
byte[] src) {
boolean ws_bgn_chk = true, colon_chk = false, itm_is_static = true, key_exists = false;
int ws_bgn_idx = -1, ws_end_idx = -1, cur_itm_subs_len = 0, cur_nde_idx = -1;
Arg_nde_tkn cur_nde = null;
Arg_itm_tkn cur_itm = null;
int brack_count = 0;
Xop_tkn_itm eq_pending = null;
for (int i = loop_bgn;
i < loop_end;
i++) { // loop over subs between bookends; if lnki, all tkns between [[ and ]]; if tmpl, {{
// and }}
Xop_tkn_itm sub = root.Subs_get(i);
int sub_pos_bgn = sub.Src_bgn_grp(root, i);
if (cur_nde == null) {
cur_nde = tkn_mkr.ArgNde(++cur_nde_idx, sub_pos_bgn);
brack_count = 0;
key_exists = false;
}
if (cur_itm == null) {
cur_itm = tkn_mkr.ArgItm(sub_pos_bgn, -1);
itm_is_static = ws_bgn_chk = true;
cur_itm_subs_len = 0;
ws_bgn_idx = ws_end_idx = -1;
if (eq_pending
!= null) { // something like "A==B" encountered; zh.w:Wikipedia:条目评选; DATE:2014-08-27
eq_pending.Src_end_(eq_pending.Src_end() - 1); // remove an "=" EX:"A==B" -> "A","=","=B"
cur_itm.Subs_add_grp(eq_pending, root, i);
cur_itm_subs_len++; // add the tkn to cur_itm
eq_pending = null;
}
}
switch (sub.Tkn_tid()) {
case Xop_tkn_itm_
.Tid_ignore: // comment or *include* tkn; mark itm as non_static for tmpl (forces
// re-eval)
switch (wkr_typ) {
case Xop_arg_wkr_.Typ_tmpl:
case Xop_arg_wkr_.Typ_prm:
itm_is_static = false;
break;
}
break;
case Xop_tkn_itm_
.Tid_para: // NOTE: para can appear in following: [[File:A.png| \n 40px]]; EX:
// w:Supreme_Court_of_the_United_States; DATE:2014-04-05
case Xop_tkn_itm_.Tid_newLine:
case Xop_tkn_itm_.Tid_space:
case Xop_tkn_itm_.Tid_tab: // whitespace
if (ws_bgn_chk)
ws_bgn_idx =
cur_itm_subs_len; // definite ws at bgn; set ws_bgn_idx, and keep setting until text
// tkn reached; handles mixed sequence of \s\n\t where last tkn
// should be ws_bgn_idx
else {
if (ws_end_idx == -1) ws_end_idx = cur_itm_subs_len;
}
; // possible ws at end; may be overriden later; see AdjustWsForTxtTkn
break;
case Xop_tkn_itm_.Tid_colon:
if (wkr_typ
== Xop_arg_wkr_
.Typ_tmpl) { // treat colons as text; tmpl will do its own : parsing for 1st arg;
// NOTE: must do ws check else 2nd colon will break; EX: "{{#ifeq:
// :|a|b|c}}"; DATE:2013-12-10
if (ws_bgn_chk) ws_bgn_chk = false;
else ws_end_idx = -1; // INLINE: AdjustWsForTxtTkn
} else {
if (cur_nde_idx == 0
&& !colon_chk) { // if 1st arg, mark colon pos; needed for lnki; EX: [[Category:A]];
// {{#ifeq:1}}
colon_chk = true;
cur_nde.Arg_colon_pos_(sub_pos_bgn);
}
}
break;
case Xop_tkn_itm_.Tid_brack_bgn:
++brack_count;
if (ws_bgn_chk) ws_bgn_chk = false;
else ws_end_idx = -1; // INLINE: AdjustWsForTxtTkn
break;
case Xop_tkn_itm_.Tid_brack_end:
--brack_count;
if (ws_bgn_chk) ws_bgn_chk = false;
else ws_end_idx = -1; // INLINE: AdjustWsForTxtTkn
break;
case Xop_tkn_itm_.Tid_eq:
if (wkr_typ == Xop_arg_wkr_.Typ_tmpl && brack_count > 0) {
} else if (wkr_typ == Xop_arg_wkr_.Typ_prm) {
} // always ignore for prm
else {
if (cur_nde_idx
!= 0 // if 1st arg, treat equal_tkn as txt_tkn; i.e.: eq should not be used to
// separate key/val
&& cur_nde.Eq_tkn()
== Xop_tkn_null
.Null_tkn // only mark key if key is not set; handle multiple-keys; EX:
// {{name|key1=b=c}}; DATE:2014-02-09
) {
Xop_eq_tkn sub_as_eq = (Xop_eq_tkn) sub;
int sub_as_eq_len = sub_as_eq.Eq_len();
boolean eq_is_spr =
sub_as_eq_len
== 1 // eq with len of 1 are considered separators;
// MW.REF:Preprocessor_DOM.php|preprocessToXml; "if ( $count == 1 &&
// $findEquals )" PAGE:en.w:Wikipedia:Picture_of_the_day/June_2014;
// DATE:2014-07-21
|| (cur_itm.Subs_len()
> 0 // or eq.len > 1 that occur later in itm; EX: a==b;
// zh.w:Wikipedia:条目评选; DATE:2014-08-27
&& cur_itm.Subs_get(0).Tkn_tid()
!= Xop_tkn_itm_
.Tid_eq // and 1st tkn is not ==; EX:==a==; 2nd == should not be
// eq b/c 1st == "deactivates" nde; DATE:2014-08-27
);
if (eq_is_spr) {
if (sub_as_eq_len == 1) // =.len == 1
cur_nde.Eq_tkn_(sub); // set as eq tkn
else // =.len > 1
eq_pending =
sub; // do not set as eq tkn; note that Eq_tkn exists for bookkeeping and is
// not printed out,
key_exists = true;
Arg_itm_end(
ctx,
cur_nde,
cur_itm,
ws_bgn_idx,
ws_end_idx,
cur_itm_subs_len,
sub_pos_bgn,
wkr_typ,
key_exists,
true,
itm_is_static,
src,
cur_nde_idx);
cur_nde.Key_tkn_(cur_itm);
cur_itm = null;
continue; // do not add tkn to cur_itm
}
}
if (ws_bgn_chk) ws_bgn_chk = false;
else ws_end_idx = -1; // INLINE: AdjustWsForTxtTkn
break;
}
break;
case Xop_tkn_itm_.Tid_pipe:
if (cur_nde_idx == 0 && ws_bgn_chk && !colon_chk && wkr_typ == Xop_arg_wkr_.Typ_tmpl)
return false; // 1st arg, but no name; EX: "{{|a}}", "{{ }}"; disregard if lnki, since
// "[[|a]]" is valid
if (wkr_typ == Xop_arg_wkr_.Typ_tmpl && brack_count > 0) {
break;
} else {
Arg_itm_end(
ctx,
cur_nde,
cur_itm,
ws_bgn_idx,
ws_end_idx,
cur_itm_subs_len,
sub_pos_bgn,
wkr_typ,
key_exists,
false,
itm_is_static,
src,
cur_nde_idx);
cur_nde.Val_tkn_(cur_itm);
if (!wkr.Args_add(ctx, src, tkn, cur_nde, cur_nde_idx))
return false; // NOTE: if invalid, exit now; lnki_wkr expects false if any argument is
// invalid; DATE:2014-06-06
cur_nde = null;
cur_itm = null;
key_exists = false; // reset
continue; // do not add tkn to cur_itm
}
case Xop_tkn_itm_
.Tid_tmpl_prm: // nested prm (3 {) or invk (2 {); mark itm_is_static = false and treat
// tkn as txt
case Xop_tkn_itm_.Tid_tmpl_invk:
itm_is_static = false;
if (ws_bgn_chk) ws_bgn_chk = false;
else ws_end_idx = -1; // INLINE: AdjustWsForTxtTkn
break;
case Xop_tkn_itm_.Tid_xnde:
Xop_xnde_tkn sub_as_xnde = (Xop_xnde_tkn) sub;
switch (sub_as_xnde.Tag().Id()) {
case Xop_xnde_tag_.Tid__noinclude:
case Xop_xnde_tag_.Tid__includeonly:
case Xop_xnde_tag_.Tid__onlyinclude:
itm_is_static = false;
break;
}
if (ws_bgn_chk) ws_bgn_chk = false;
else ws_end_idx = -1; // INLINE: AdjustWsForTxtTkn
break;
default:
if (ws_bgn_chk) ws_bgn_chk = false;
else ws_end_idx = -1; // INLINE: AdjustWsForTxtTkn
break;
}
cur_itm.Subs_add_grp(sub, root, i);
cur_itm_subs_len++;
}
if (brack_count > 0) return false;
if (cur_nde == null) // occurs when | is last tkn; EX: {{name|a|}};
cur_nde = tkn_mkr.ArgNde(++cur_nde_idx, bgn_pos);
if (cur_itm == null) { // occurs when = is last tkn; EX: {{name|a=}};
cur_itm = tkn_mkr.ArgItm(bgn_pos, -1);
itm_is_static = ws_bgn_chk = true;
cur_itm_subs_len = 0;
ws_bgn_idx = ws_end_idx = -1;
key_exists = false;
}
Arg_itm_end(
ctx,
cur_nde,
cur_itm,
ws_bgn_idx,
ws_end_idx,
cur_itm_subs_len,
bgn_pos,
wkr_typ,
key_exists,
false,
itm_is_static,
src,
cur_nde_idx);
cur_nde.Val_tkn_(cur_itm);
return wkr.Args_add(ctx, src, tkn, cur_nde, cur_nde_idx);
}