* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
- * \author José Matos
+ * \author José Matos
*
* Full author contact details are available in file CREDITS.
*/
#include "InsetRef.h"
#include "Buffer.h"
+#include "BufferParams.h"
#include "Cursor.h"
#include "DispatchResult.h"
-#include "FuncRequest.h"
+#include "FuncStatus.h"
+#include "InsetLabel.h"
+#include "Language.h"
#include "LaTeXFeatures.h"
-#include "LyXFunc.h"
+#include "LyX.h"
#include "OutputParams.h"
+#include "output_xhtml.h"
#include "ParIterator.h"
#include "sgml.h"
+#include "texstream.h"
#include "TocBackend.h"
+#include "support/debug.h"
#include "support/docstream.h"
#include "support/gettext.h"
#include "support/lstrings.h"
+#include "support/textutils.h"
using namespace lyx::support;
using namespace std;
namespace lyx {
-InsetRef::InsetRef(Buffer const & buf, InsetCommandParams const & p)
- : InsetCommand(p, "ref"), isLatex(buf.isLatex())
+InsetRef::InsetRef(Buffer * buf, InsetCommandParams const & p)
+ : InsetCommand(buf, p), broken_(false)
{}
InsetRef::InsetRef(InsetRef const & ir)
- : InsetCommand(ir), isLatex(ir.isLatex)
+ : InsetCommand(ir), broken_(false)
{}
bool InsetRef::isCompatibleCommand(string const & s) {
//FIXME This is likely not the best way to handle this.
//But this stuff is hardcoded elsewhere already.
- return s == "ref"
+ return s == "ref"
|| s == "pageref"
- || s == "vref"
+ || s == "vref"
|| s == "vpageref"
- || s == "prettyref"
- || s == "eqref";
+ || s == "formatted"
+ || s == "prettyref" // for InsetMathRef FIXME
+ || s == "eqref"
+ || s == "nameref"
+ || s == "labelonly";
}
static ParamInfo param_info_;
if (param_info_.empty()) {
param_info_.add("name", ParamInfo::LATEX_OPTIONAL);
- param_info_.add("reference", ParamInfo::LATEX_REQUIRED);
+ param_info_.add("reference", ParamInfo::LATEX_REQUIRED,
+ ParamInfo::HANDLING_ESCAPE);
+ param_info_.add("plural", ParamInfo::LYX_INTERNAL);
+ param_info_.add("caps", ParamInfo::LYX_INTERNAL);
+ param_info_.add("noprefix", ParamInfo::LYX_INTERNAL);
}
return param_info_;
}
-docstring InsetRef::screenLabel() const
+void InsetRef::doDispatch(Cursor & cur, FuncRequest & cmd)
{
- return screen_label_;
+ string const inset = cmd.getArg(0);
+ string const arg = cmd.getArg(1);
+ string pstring;
+ if (cmd.action() == LFUN_INSET_MODIFY && inset == "ref") {
+ if (arg == "toggle-plural")
+ pstring = "plural";
+ else if (arg == "toggle-caps")
+ pstring = "caps";
+ else if (arg == "toggle-noprefix")
+ pstring = "noprefix";
+ }
+ // otherwise not for us
+ if (pstring.empty())
+ return InsetCommand::doDispatch(cur, cmd);
+
+ bool const isSet = (getParam(pstring) == "true");
+ setParam(pstring, from_ascii(isSet ? "false" : "true"));
}
-int InsetRef::latex(odocstream & os, OutputParams const &) const
+bool InsetRef::getStatus(Cursor & cur, FuncRequest const & cmd,
+ FuncStatus & status) const
{
- // We don't want to output p_["name"], since that is only used
- // in docbook. So we construct new params, without it, and use that.
- InsetCommandParams p(REF_CODE, getCmdName());
- p["reference"] = getParam("reference");
- os << escape(p.getCommand());
- return 0;
+ if (cmd.action() != LFUN_INSET_MODIFY)
+ return InsetCommand::getStatus(cur, cmd, status);
+ if (cmd.getArg(0) != "ref")
+ return InsetCommand::getStatus(cur, cmd, status);
+
+ string const arg = cmd.getArg(1);
+ string pstring;
+ if (arg == "toggle-plural")
+ pstring = "plural";
+ else if (arg == "toggle-caps")
+ pstring = "caps";
+ if (!pstring.empty()) {
+ status.setEnabled(buffer().params().use_refstyle &&
+ params().getCmdName() == "formatted");
+ bool const isSet = (getParam(pstring) == "true");
+ status.setOnOff(isSet);
+ return true;
+ }
+ if (arg == "toggle-noprefix") {
+ status.setEnabled(params().getCmdName() == "labelonly");
+ bool const isSet = (getParam("noprefix") == "true");
+ status.setOnOff(isSet);
+ return true;
+ }
+ // otherwise not for us
+ return InsetCommand::getStatus(cur, cmd, status);
+}
+
+
+namespace {
+
+void capitalize(docstring & s) {
+ char_type t = uppercase(s[0]);
+ s[0] = t;
+}
+
+} // namespace
+
+
+// the ref argument is the label name we are referencing.
+// we expect ref to be in the form: pfx:suffix.
+//
+// if it isn't, then we can't produce a formatted reference,
+// so we return "\ref" and put ref into label.
+//
+// for refstyle, we return "\pfxcmd", and put suffix into
+// label and pfx into prefix. this is because refstyle expects
+// the command: \pfxcmd{suffix}.
+//
+// for prettyref, we return "\prettyref" and put ref into label
+// and pfx into prefix. this is because prettyref uses the whole
+// label, thus: \prettyref{pfx:suffix}.
+//
+docstring InsetRef::getFormattedCmd(docstring const & ref,
+ docstring & label, docstring & prefix, docstring const & caps) const
+{
+ static docstring const defcmd = from_ascii("\\ref");
+ static docstring const prtcmd = from_ascii("\\prettyref");
+
+ label = split(ref, prefix, ':');
+
+ // we have to have xxx:xxxxx...
+ if (label.empty()) {
+ LYXERR0("Label `" << ref << "' contains no `:' separator.");
+ label = ref;
+ prefix = from_ascii("");
+ return defcmd;
+ }
+
+ if (prefix.empty()) {
+ // we have ":xxxx"
+ label = ref;
+ return defcmd;
+ }
+
+ if (!buffer().params().use_refstyle) {
+ // \prettyref uses the whole label
+ label = ref;
+ return prtcmd;
+ }
+
+ // make sure the prefix is legal for a latex command
+ int const len = prefix.size();
+ for (int i = 0; i < len; i++) {
+ char_type const c = prefix[i];
+ if (!isAlphaASCII(c)) {
+ LYXERR0("Prefix `" << prefix << "' is invalid for LaTeX.");
+ // restore the label
+ label = ref;
+ return defcmd;
+ }
+ }
+ if (caps == "true") {
+ capitalize(prefix);
+ }
+ return from_ascii("\\") + prefix + from_ascii("ref");
+}
+
+
+docstring InsetRef::getEscapedLabel(OutputParams const & rp) const
+{
+ InsetCommandParams const & p = params();
+ ParamInfo const & pi = p.info();
+ ParamInfo::ParamData const & pd = pi["reference"];
+ return p.prepareCommand(rp, getParam("reference"), pd.handling());
}
-int InsetRef::plaintext(odocstream & os, OutputParams const &) const
+void InsetRef::latex(otexstream & os, OutputParams const & rp) const
+{
+ string const & cmd = getCmdName();
+ docstring const & data = getEscapedLabel(rp);
+
+ if (rp.inulemcmd > 0)
+ os << "\\mbox{";
+
+ if (cmd == "eqref" && buffer().params().use_refstyle) {
+ // we advertise this as printing "(n)", so we'll do that, at least
+ // for refstyle, since refstlye's own \eqref prints, by default,
+ // "equation n". if one wants \eqref, one can get it by using a
+ // formatted label in this case.
+ os << '(' << from_ascii("\\ref{") << data << from_ascii("})");
+ }
+ else if (cmd == "formatted") {
+ docstring label;
+ docstring prefix;
+ docstring const fcmd =
+ getFormattedCmd(data, label, prefix, getParam("caps"));
+ os << fcmd;
+ if (buffer().params().use_refstyle && getParam("plural") == "true")
+ os << "[s]";
+ os << '{' << label << '}';
+ }
+ else if (cmd == "labelonly") {
+ docstring const & ref = getParam("reference");
+ if (getParam("noprefix") != "true")
+ os << ref;
+ else {
+ docstring prefix;
+ docstring suffix = split(ref, prefix, ':');
+ if (suffix.empty()) {
+ LYXERR0("Label `" << ref << "' contains no `:' separator.");
+ os << ref;
+ } else {
+ os << suffix;
+ }
+ }
+ }
+ else {
+ // We don't want to output p_["name"], since that is only used
+ // in docbook. So we construct new params, without it, and use that.
+ InsetCommandParams p(REF_CODE, cmd);
+ docstring const ref = getParam("reference");
+ p["reference"] = ref;
+ os << p.getCommand(rp);
+ }
+
+ if (rp.inulemcmd > 0)
+ os << "}";
+}
+
+
+int InsetRef::plaintext(odocstringstream & os,
+ OutputParams const &, size_t) const
{
docstring const str = getParam("reference");
os << '[' << str << ']';
}
-void InsetRef::textString(odocstream & os) const
+docstring InsetRef::xhtml(XHTMLStream & xs, OutputParams const & op) const
{
- plaintext(os, OutputParams(0));
+ docstring const & ref = getParam("reference");
+ InsetLabel const * il = buffer().insetLabel(ref, true);
+ string const & cmd = params().getCmdName();
+ docstring display_string;
+
+ if (il && !il->counterValue().empty()) {
+ // Try to construct a label from the InsetLabel we reference.
+ docstring const & value = il->counterValue();
+ if (cmd == "ref")
+ display_string = value;
+ else if (cmd == "vref")
+ // normally, would be "ref on page #", but we have no pages
+ display_string = value;
+ else if (cmd == "pageref" || cmd == "vpageref")
+ // normally would be "on page #", but we have no pages.
+ display_string = translateIfPossible(from_ascii("elsewhere"),
+ op.local_font->language()->lang());
+ else if (cmd == "eqref")
+ display_string = '(' + value + ')';
+ else if (cmd == "formatted") {
+ display_string = il->prettyCounter();
+ if (buffer().params().use_refstyle && getParam("caps") == "true")
+ capitalize(display_string);
+ // it is hard to see what to do about plurals...
+ }
+ else if (cmd == "nameref")
+ // FIXME We don't really have the ability to handle these
+ // properly in XHTML output yet (bug #8599).
+ // It might not be that hard to do. We have the InsetLabel,
+ // and we can presumably find its paragraph using the TOC.
+ // But the label might be referencing a section, yet not be
+ // in that section. So this is not trivial.
+ display_string = il->prettyCounter();
+ } else
+ display_string = ref;
+
+ // FIXME What we'd really like to do is to be able to output some
+ // appropriate sort of text here. But to do that, we need to associate
+ // some sort of counter with the label, and we don't have that yet.
+ docstring const attr = "href=\"#" + html::cleanAttr(ref) + '"';
+ xs << html::StartTag("a", to_utf8(attr));
+ xs << display_string;
+ xs << html::EndTag("a");
+ return docstring();
}
-void InsetRef::updateLabels(ParIterator const & it)
+void InsetRef::toString(odocstream & os) const
{
- docstring const & label = getParam("reference");
+ odocstringstream ods;
+ plaintext(ods, OutputParams(0));
+ os << ods.str();
+}
+
+
+void InsetRef::forOutliner(docstring & os, size_t const, bool const) const
+{
+ // There's no need for details in the TOC, and a long label
+ // will just get in the way.
+ os += '#';
+}
+
+
+void InsetRef::updateBuffer(ParIterator const & it, UpdateType)
+{
+ docstring const & ref = getParam("reference");
// register this inset into the buffer reference cache.
- buffer().references(label).push_back(make_pair(this, it));
+ buffer().addReference(ref, this, it);
+ docstring label;
+ string const & cmd = getCmdName();
for (int i = 0; !types[i].latex_name.empty(); ++i) {
- if (getCmdName() == types[i].latex_name) {
- screen_label_ = _(types[i].short_gui_name);
+ if (cmd == types[i].latex_name) {
+ label = _(types[i].short_gui_name);
break;
}
}
- screen_label_ += getParam("reference");
- if (!isLatex && !getParam("name").empty()) {
- screen_label_ += "||";
- screen_label_ += getParam("name");
+ if (cmd != "labelonly")
+ label += ref;
+ else {
+ if (getParam("noprefix") != "true")
+ label += ref;
+ else {
+ docstring prefix;
+ docstring suffix = split(ref, prefix, ':');
+ if (suffix.empty()) {
+ label += ref;
+ } else {
+ label += suffix;
+ }
+ }
}
+
+ if (!buffer().params().isLatex() && !getParam("name").empty()) {
+ label += "||";
+ label += getParam("name");
+ }
+
+ unsigned int const maxLabelChars = 24;
+ if (label.size() > maxLabelChars) {
+ tooltip_ = label;
+ support::truncateWithEllipsis(label, maxLabelChars);
+ } else
+ tooltip_ = from_ascii("");
+
+ screen_label_ = label;
+ broken_ = false;
}
-void InsetRef::addToToc(ParConstIterator const & cpit) const
+docstring InsetRef::screenLabel() const
+{
+ return (broken_ ? _("BROKEN: ") : docstring()) + screen_label_;
+}
+
+
+void InsetRef::addToToc(DocIterator const & cpit, bool output_active,
+ UpdateType, TocBackend & backend) const
{
docstring const & label = getParam("reference");
- if (buffer().insetLabel(label))
+ if (buffer().insetLabel(label)) {
+ broken_ = !buffer().activeLabel(label);
// This InsetRef has already been taken care of in InsetLabel::addToToc().
return;
+ }
// It seems that this reference does not point to any valid label.
- screen_label_ = _("BROKEN: ") + screen_label_;
- Toc & toc = buffer().tocBackend().toc("label");
- toc.push_back(TocItem(cpit, 0, screen_label_));
+
+ broken_ = true;
+ shared_ptr<Toc> toc = backend.toc("label");
+ toc->push_back(TocItem(cpit, 0, screenLabel(), output_active));
}
void InsetRef::validate(LaTeXFeatures & features) const
{
- if (getCmdName() == "vref" || getCmdName() == "vpageref")
+ string const cmd = getCmdName();
+ if (cmd == "vref" || cmd == "vpageref")
features.require("varioref");
- else if (getCmdName() == "prettyref")
- features.require("prettyref");
- else if (getCmdName() == "eqref")
+ else if (cmd == "formatted") {
+ docstring const data = getEscapedLabel(features.runparams());
+ docstring label;
+ docstring prefix;
+ docstring const fcmd =
+ getFormattedCmd(data, label, prefix, getParam("caps"));
+ if (buffer().params().use_refstyle) {
+ features.require("refstyle");
+ if (prefix == "cha")
+ features.addPreambleSnippet(from_ascii("\\let\\charef=\\chapref"));
+ else if (!prefix.empty()) {
+ docstring lcmd = "\\AtBeginDocument{\\providecommand" +
+ fcmd + "[1]{\\ref{" + prefix + ":#1}}}";
+ features.addPreambleSnippet(lcmd);
+ }
+ } else {
+ features.require("prettyref");
+ // prettyref uses "cha" for chapters, so we provide a kind of
+ // translation.
+ if (prefix == "chap")
+ features.addPreambleSnippet(from_ascii("\\let\\pr@chap=\\pr@cha"));
+ }
+ } else if (cmd == "eqref" && !buffer().params().use_refstyle)
+ // with refstyle, we simply output "(\ref{label})"
features.require("amsmath");
+ else if (cmd == "nameref")
+ features.require("nameref");
+}
+
+bool InsetRef::forceLTR() const
+{
+ // We force LTR for references. Namerefs are output in the scripts direction
+ // at least with fontspec/bidi, though (see #11518).
+ // FIXME: Re-Audit all other RTL cases.
+ return (getCmdName() != "nameref" || !buffer().masterParams().useNonTeXFonts);
}
-InsetRef::type_info InsetRef::types[] = {
+InsetRef::type_info const InsetRef::types[] = {
{ "ref", N_("Standard"), N_("Ref: ")},
{ "eqref", N_("Equation"), N_("EqRef: ")},
{ "pageref", N_("Page Number"), N_("Page: ")},
{ "vpageref", N_("Textual Page Number"), N_("TextPage: ")},
{ "vref", N_("Standard+Textual Page"), N_("Ref+Text: ")},
- { "prettyref", N_("PrettyRef"), N_("FormatRef: ")},
+ { "nameref", N_("Reference to Name"), N_("NameRef: ")},
+ { "formatted", N_("Formatted"), N_("Format: ")},
+ { "labelonly", N_("Label Only"), N_("Label: ")},
{ "", "", "" }
};
-int InsetRef::getType(string const & name)
-{
- for (int i = 0; !types[i].latex_name.empty(); ++i)
- if (name == types[i].latex_name)
- return i;
- return 0;
-}
-
-
-string const & InsetRef::getName(int type)
+docstring InsetRef::getTOCString() const
{
- return types[type].latex_name;
+ return tooltip_.empty() ? screenLabel() : tooltip_;
}
-
} // namespace lyx