]> git.lyx.org Git - lyx.git/blobdiff - src/insets/InsetCitation.cpp
prepare Qt 5.6 builds
[lyx.git] / src / insets / InsetCitation.cpp
index 935da109f431dbb7629bc05ff94403b913179154..4bf6333f2791bd4dd56d2b7a1d0efd8a9e64440d 100644 (file)
 
 #include "InsetCitation.h"
 
+#include "BiblioInfo.h"
 #include "Buffer.h"
 #include "buffer_funcs.h"
 #include "BufferParams.h"
 #include "BufferView.h"
 #include "DispatchResult.h"
+#include "FuncCode.h"
 #include "FuncRequest.h"
 #include "LaTeXFeatures.h"
 #include "output_xhtml.h"
@@ -31,6 +33,7 @@
 #include "support/lstrings.h"
 
 #include <algorithm>
+#include <climits>
 
 using namespace std;
 using namespace lyx::support;
@@ -41,8 +44,17 @@ ParamInfo InsetCitation::param_info_;
 
 
 InsetCitation::InsetCitation(Buffer * buf, InsetCommandParams const & p)
-       : InsetCommand(buf, p, "citation")
-{}
+       : InsetCommand(buf, p)
+{
+       buffer().removeBiblioTempFiles();
+}
+
+
+InsetCitation::~InsetCitation()
+{
+       if (isBufferLoaded())
+               buffer().removeBiblioTempFiles();
+}
 
 
 ParamInfo const & InsetCitation::findInfo(string const & /* cmdName */)
@@ -91,6 +103,8 @@ vector<string> const & possibleCiteCommands()
 } // anon namespace
 
 
+// FIXME: use the citeCommands provided by the TextClass
+// instead of possibleCiteCommands defined in this file.
 bool InsetCitation::isCompatibleCommand(string const & cmd)
 {
        vector<string> const & possibles = possibleCiteCommands();
@@ -99,6 +113,42 @@ bool InsetCitation::isCompatibleCommand(string const & cmd)
 }
 
 
+void InsetCitation::doDispatch(Cursor & cur, FuncRequest & cmd)
+{
+       if (cmd.action() == LFUN_INSET_MODIFY) {
+               buffer().removeBiblioTempFiles();
+               cache.recalculate = true;
+       }
+       InsetCommand::doDispatch(cur, cmd);
+}
+
+
+bool InsetCitation::addKey(string const & key)
+{
+       docstring const ukey = from_utf8(key);
+       docstring const & curkeys = getParam("key");
+       if (curkeys.empty()) {
+               setParam("key", ukey);
+               cache.recalculate = true;
+               return true;
+       }
+
+       vector<docstring> keys = getVectorFromString(curkeys);
+       vector<docstring>::const_iterator it = keys.begin();
+       vector<docstring>::const_iterator en = keys.end();
+       for (; it != en; ++it) {
+               if (*it == ukey) {
+                       LYXERR0("Key " << key << " already present.");
+                       return false;
+               }
+       }
+       keys.push_back(ukey);
+       setParam("key", getStringFromVector(keys));
+       cache.recalculate = true;
+       return true;
+}
+
+
 docstring InsetCitation::toolTip(BufferView const & bv, int, int) const
 {
        Buffer const & buf = bv.buffer();
@@ -119,7 +169,7 @@ docstring InsetCitation::toolTip(BufferView const & bv, int, int) const
        vector<docstring>::const_iterator en = keys.end();
        docstring tip;
        for (; it != en; ++it) {
-               docstring const key_info = bi.getInfo(*it);
+               docstring const key_info = bi.getInfo(*it, buffer());
                if (key_info.empty())
                        continue;
                if (!tip.empty())
@@ -131,83 +181,49 @@ docstring InsetCitation::toolTip(BufferView const & bv, int, int) const
 
 
 namespace {
-       
-// FIXME See the header for the issue.
-string defaultCiteCommand(CiteEngine engine)
-{
-       string str;
-       switch (engine) {
-               case ENGINE_BASIC:
-                       str = "cite";
-                       break;
-               case ENGINE_NATBIB_AUTHORYEAR:
-                       str = "citet";
-                       break;
-               case ENGINE_NATBIB_NUMERICAL:
-                       str = "citep";
-                       break;
-               case ENGINE_JURABIB:
-                       str = "cite";
-                       break;
-       }
-       return str;
-}
 
-       
-string asValidLatexCommand(string const & input, CiteEngine const engine)
+
+CitationStyle asValidLatexCommand(string const & input, vector<CitationStyle> const & valid_styles)
 {
-       string const default_str = defaultCiteCommand(engine);
+       CitationStyle cs = valid_styles[0];
+       cs.forceUpperCase = false;
+       cs.fullAuthorList = false;
        if (!InsetCitation::isCompatibleCommand(input))
-               return default_str;
-
-       string output;
-       switch (engine) {
-               case ENGINE_BASIC:
-                       if (input == "nocite")
-                               output = input;
-                       else
-                               output = default_str;
-                       break;
+               return cs;
 
-               case ENGINE_NATBIB_AUTHORYEAR:
-               case ENGINE_NATBIB_NUMERICAL:
-                       if (input == "cite" || input == "citefield"
-                           || input == "citetitle" || input == "cite*")
-                               output = default_str;
-                       else if (prefixIs(input, "foot"))
-                               output = input.substr(4);
-                       else
-                               output = input;
-                       break;
-
-               case ENGINE_JURABIB: {
-                       // Jurabib does not support the 'uppercase' natbib style.
-                       if (input[0] == 'C')
-                               output = string(1, 'c') + input.substr(1);
-                       else
-                               output = input;
-
-                       // Jurabib does not support the 'full' natbib style.
-                       string::size_type const n = output.size() - 1;
-                       if (output != "cite*" && output[n] == '*')
-                               output = output.substr(0, n);
+       string normalized_input = input;
+       string::size_type const n = input.size() - 1;
+       if (input[0] == 'C')
+               normalized_input[0] = 'c';
+       if (input[n] == '*')
+               normalized_input = normalized_input.substr(0, n);
 
+       vector<CitationStyle>::const_iterator it  = valid_styles.begin();
+       vector<CitationStyle>::const_iterator end = valid_styles.end();
+       for (; it != end; ++it) {
+               CitationStyle this_cs = *it;
+               if (this_cs.cmd == normalized_input) {
+                       cs = *it;
                        break;
                }
        }
 
-       return output;
+       cs.forceUpperCase &= input[0] == 'C';
+       cs.fullAuthorList &= input[n] == '*';
+
+       return cs;
 }
 
 
-inline docstring wrapCitation(docstring const & key, 
+inline docstring wrapCitation(docstring const & key,
                docstring const & content, bool for_xhtml)
 {
        if (!for_xhtml)
                return content;
        // we have to do the escaping here, because we will ultimately
        // write this as a raw string, so as not to escape the tags.
-       return "<a href='#" + key + "'>" + html::htmlize(content) + "</a>";
+       return "<a href='#LyXCite-" + html::cleanAttr(key) + "'>" +
+                       html::htmlize(content, XHTMLStream::ESCAPE_ALL) + "</a>";
 }
 
 } // anonymous namespace
@@ -236,20 +252,12 @@ docstring InsetCitation::complexLabel(bool for_xhtml) const
        if (biblist.empty())
                return docstring();
 
-       // the natbib citation-styles
-       // CITET:       author (year)
-       // CITEP:       (author,year)
-       // CITEALT:     author year
-       // CITEALP:     author, year
-       // CITEAUTHOR:  author
-       // CITEYEAR:    year
-       // CITEYEARPAR: (year)
-       // jurabib supports these plus
-       // CITE:        author/<before field>
-
-       CiteEngine const engine = buffer().params().citeEngine();
+       docstring const & key = getParam("key");
+       if (key.empty())
+               return _("No citations selected!");
+
        // We don't currently use the full or forceUCase fields.
-       string cite_type = asValidLatexCommand(getCmdName(), engine);
+       string cite_type = getCmdName();
        if (cite_type[0] == 'C')
                // If we were going to use them, this would mean ForceUCase
                cite_type = string(1, 'c') + cite_type.substr(1);
@@ -258,171 +266,16 @@ docstring InsetCitation::complexLabel(bool for_xhtml) const
                cite_type = cite_type.substr(0, cite_type.size() - 1);
 
        docstring const & before = getParam("before");
-       docstring before_str;
-       if (!before.empty()) {
-               // In CITET and CITEALT mode, the "before" string is
-               // attached to the label associated with each and every key.
-               // In CITEP, CITEALP and CITEYEARPAR mode, it is attached
-               // to the front of the whole only.
-               // In other modes, it is not used at all.
-               if (cite_type == "citet" ||
-                   cite_type == "citealt" ||
-                   cite_type == "citep" ||
-                   cite_type == "citealp" ||
-                   cite_type == "citeyearpar")
-                       before_str = before + ' ';
-               // In CITE (jurabib), the "before" string is used to attach
-               // the annotator (of legal texts) to the author(s) of the
-               // first reference.
-               else if (cite_type == "cite")
-                       before_str = '/' + before;
-       }
-
        docstring const & after = getParam("after");
-       docstring after_str;
-       // The "after" key is appended only to the end of the whole.
-       if (cite_type == "nocite")
-               after_str =  " (" + _("not cited") + ')';
-       else if (!after.empty()) {
-               after_str = ", " + after;
-       }
-
-       // One day, these might be tunable (as they are in BibTeX).
-       char op, cp;    // opening and closing parenthesis.
-       const char * sep;       // punctuation mark separating citation entries.
-       if (engine == ENGINE_BASIC) {
-               op  = '[';
-               cp  = ']';
-               sep = ",";
-       } else {
-               op  = '(';
-               cp  = ')';
-               sep = ";";
-       }
-
-       docstring const op_str = ' ' + docstring(1, op);
-       docstring const cp_str = docstring(1, cp) + ' ';
-       docstring const sep_str = from_ascii(sep) + ' ';
 
+       // FIXME: allow to add cite macros
+       /*
+       buffer().params().documentClass().addCiteMacro("!textbefore", to_utf8(before));
+       buffer().params().documentClass().addCiteMacro("!textafter", to_utf8(after));
+       */
        docstring label;
-       vector<docstring> keys = getVectorFromString(getParam("key"));
-       vector<docstring>::const_iterator it  = keys.begin();
-       vector<docstring>::const_iterator end = keys.end();
-       for (; it != end; ++it) {
-               // get the bibdata corresponding to the key
-               docstring const author = biblist.getAbbreviatedAuthor(*it);
-               docstring const year = biblist.getYear(*it, for_xhtml);
-               docstring const citenum = for_xhtml ? biblist.getCiteNumber(*it) : *it;
-
-               if (author.empty() || year.empty())
-                       // We can't construct a "complex" label without that info.
-                       // So fail safely.
-                       return docstring();
-
-               // authors1/<before>;  ... ;
-               //  authors_last, <after>
-               if (cite_type == "cite") {
-                       if (engine == ENGINE_BASIC) {
-                               label += wrapCitation(*it, citenum, for_xhtml) + sep_str;
-                       } else if (engine == ENGINE_JURABIB) {
-                               if (it == keys.begin())
-                                       label += wrapCitation(*it, author, for_xhtml) + before_str + sep_str;
-                               else
-                                       label += wrapCitation(*it, author, for_xhtml) + sep_str;
-                       }
-               } 
-               // nocite
-               else if (cite_type == "nocite") {
-                       label += *it + sep_str;
-               } 
-               // (authors1 (<before> year);  ... ;
-               //  authors_last (<before> year, <after>)
-               else if (cite_type == "citet") {
-                       switch (engine) {
-                       case ENGINE_NATBIB_AUTHORYEAR:
-                               label += author + op_str + before_str +
-                                       wrapCitation(*it, year, for_xhtml) + cp + sep_str;
-                               break;
-                       case ENGINE_NATBIB_NUMERICAL:
-                               label += author + op_str + before_str + 
-                                       wrapCitation(*it, citenum, for_xhtml) + cp + sep_str;
-                               break;
-                       case ENGINE_JURABIB:
-                               label += before_str + author + op_str +
-                                       wrapCitation(*it, year, for_xhtml) + cp + sep_str;
-                               break;
-                       case ENGINE_BASIC:
-                               break;
-                       }
-               } 
-               // author, year; author, year; ...      
-               else if (cite_type == "citep" ||
-                          cite_type == "citealp") {
-                       if (engine == ENGINE_NATBIB_NUMERICAL) {
-                               label += wrapCitation(*it, citenum, for_xhtml) + sep_str;
-                       } else {
-                               label += wrapCitation(*it, author + ", " + year, for_xhtml) + sep_str;
-                       }
-
-               } 
-               // (authors1 <before> year;
-               //  authors_last <before> year, <after>)
-               else if (cite_type == "citealt") {
-                       switch (engine) {
-                       case ENGINE_NATBIB_AUTHORYEAR:
-                               label += author + ' ' + before_str +
-                                       wrapCitation(*it, year, for_xhtml) + sep_str;
-                               break;
-                       case ENGINE_NATBIB_NUMERICAL:
-                               label += author + ' ' + before_str + '#' + 
-                                       wrapCitation(*it, citenum, for_xhtml) + sep_str;
-                               break;
-                       case ENGINE_JURABIB:
-                               label += before_str + 
-                                       wrapCitation(*it, author + ' ' + year, for_xhtml) + sep_str;
-                               break;
-                       case ENGINE_BASIC:
-                               break;
-                       }
-
-               
-               } 
-               // author; author; ...
-               else if (cite_type == "citeauthor") {
-                       label += wrapCitation(*it, author, for_xhtml) + sep_str;
-               }
-               // year; year; ...
-               else if (cite_type == "citeyear" ||
-                          cite_type == "citeyearpar") {
-                       label += wrapCitation(*it, year, for_xhtml) + sep_str;
-               }
-       }
-       label = rtrim(rtrim(label), sep);
-
-       if (!after_str.empty()) {
-               if (cite_type == "citet") {
-                       // insert "after" before last ')'
-                       label.insert(label.size() - 1, after_str);
-               } else {
-                       bool const add =
-                               !(engine == ENGINE_NATBIB_NUMERICAL &&
-                                 (cite_type == "citeauthor" ||
-                                  cite_type == "citeyear"));
-                       if (add)
-                               label += after_str;
-               }
-       }
-
-       if (!before_str.empty() && (cite_type == "citep" ||
-                                   cite_type == "citealp" ||
-                                   cite_type == "citeyearpar")) {
-               label = before_str + label;
-       }
-
-       if (cite_type == "citep" || cite_type == "citeyearpar" || 
-           (cite_type == "cite" && engine == ENGINE_BASIC) )
-               label = op + label + cp;
-
+       vector<docstring> keys = getVectorFromString(key);
+       label = biblist.getLabel(keys, buffer(), cite_type, for_xhtml, UINT_MAX, before, after);
        return label;
 }
 
@@ -432,17 +285,16 @@ docstring InsetCitation::basicLabel(bool for_xhtml) const
        docstring keys = getParam("key");
        docstring label;
 
-       if (contains(keys, ',')) {
-               // Final comma allows while loop to cover all keys
-               keys = ltrim(split(keys, label, ',')) + ',';
-               while (contains(keys, ',')) {
-                       docstring key;
-                       keys = ltrim(split(keys, key, ','));
-                       label += ", " + wrapCitation(key, key, for_xhtml);
-               }
-       } else {
-               label = wrapCitation(keys, keys, for_xhtml);
-       }
+       docstring key;
+       do {
+               // if there is no comma, then everything goes into key
+               // and keys will be empty.
+               keys = trim(split(keys, key, ','));
+               key = trim(key);
+               if (!label.empty())
+                       label += ", ";
+               label += wrapCitation(key, key, for_xhtml);
+       } while (!keys.empty());
 
        docstring const & after = getParam("after");
        if (!after.empty())
@@ -457,41 +309,44 @@ docstring InsetCitation::screenLabel() const
 }
 
 
-void InsetCitation::updateLabels(ParIterator const &, UpdateType)
+void InsetCitation::updateBuffer(ParIterator const &, UpdateType)
 {
-       CiteEngine const engine = buffer().params().citeEngine();
-       if (cache.params == params() && cache.engine == engine)
+       if (!cache.recalculate && buffer().citeLabelsValid())
                return;
-
-       // The label has changed, so we have to re-create it.
+       // The label may have changed, so we have to re-create it.
        docstring const glabel = generateLabel();
-
-       unsigned int const maxLabelChars = 45;
-
-       docstring label = glabel;
-       if (label.size() > maxLabelChars) {
-               label.erase(maxLabelChars-3);
-               label += "...";
-       }
-
-       cache.engine  = engine;
-       cache.params = params();
+       cache.recalculate = false;
        cache.generated_label = glabel;
-       cache.screen_label = label;
+       unsigned int const maxLabelChars = 45;
+       cache.screen_label = glabel.substr(0, maxLabelChars + 1);
+       support::truncateWithEllipsis(cache.screen_label, maxLabelChars);
 }
 
 
-void InsetCitation::addToToc(DocIterator const & cpit)
+void InsetCitation::addToToc(DocIterator const & cpit, bool output_active,
+                                                        UpdateType) const
 {
-       Toc & toc = buffer().tocBackend().toc("citation");
-       toc.push_back(TocItem(cpit, 0, getParam("key")));
+       // NOTE
+       // BiblioInfo::collectCitedEntries() uses the TOC to collect the citations 
+       // from the document. It is used indirectly, via BiblioInfo::makeCitationLables,
+       // by both XHTML and plaintext output. So, if we change what goes into the TOC,
+       // then we will also need to change that routine.
+       docstring const tocitem = getParam("key");
+       shared_ptr<Toc> toc = buffer().tocBackend().toc("citation");
+       toc->push_back(TocItem(cpit, 0, tocitem, output_active));
 }
 
 
-int InsetCitation::plaintext(odocstream & os, OutputParams const &) const
+int InsetCitation::plaintext(odocstringstream & os,
+       OutputParams const &, size_t) const
 {
-       os << cache.generated_label;
-       return cache.generated_label.size();
+       string const & cmd = getCmdName();
+       if (cmd == "nocite")
+               return 0;
+
+       docstring const label = generateLabel(false);
+       os << label;
+       return label.size();
 }
 
 
@@ -529,69 +384,65 @@ docstring InsetCitation::xhtml(XHTMLStream & xs, OutputParams const &) const
                return docstring();
 
        // have to output this raw, because generateLabel() will include tags
-       xs << XHTMLStream::NextRaw() << generateLabel(true);
+       xs << XHTMLStream::ESCAPE_NONE << generateLabel(true);
 
        return docstring();
 }
 
 
-void InsetCitation::tocString(odocstream & os) const
+void InsetCitation::toString(odocstream & os) const
+{
+       odocstringstream ods;
+       plaintext(ods, OutputParams(0));
+       os << ods.str();
+}
+
+
+void InsetCitation::forOutliner(docstring & os, size_t const, bool const) const
 {
-       plaintext(os, OutputParams(0));
+       os += screenLabel();
 }
 
 
 // Have to overwrite the default InsetCommand method in order to check that
 // the \cite command is valid. Eg, the user has natbib enabled, inputs some
 // citations and then changes his mind, turning natbib support off. The output
-// should revert to \cite[]{}
-int InsetCitation::latex(odocstream & os, OutputParams const & runparams) const
+// should revert to the default citation command as provided by the citation
+// engine, e.g. \cite[]{} for the basic engine.
+void InsetCitation::latex(otexstream & os, OutputParams const & runparams) const
 {
-       CiteEngine cite_engine = buffer().params().citeEngine();
+       vector<CitationStyle> citation_styles = buffer().params().citeStyles();
+       CitationStyle cs = asValidLatexCommand(getCmdName(), citation_styles);
+       BiblioInfo const & bi = buffer().masterBibInfo();
        // FIXME UNICODE
-       docstring const cite_str = from_utf8(
-               asValidLatexCommand(getCmdName(), cite_engine));
+       docstring const cite_str = from_utf8(citationStyleToString(cs));
 
-       if (runparams.inulemcmd)
+       if (runparams.inulemcmd > 0)
                os << "\\mbox{";
 
        os << "\\" << cite_str;
 
        docstring const & before = getParam("before");
        docstring const & after  = getParam("after");
-       if (!before.empty() && cite_engine != ENGINE_BASIC)
+       if (!before.empty() && cs.textBefore)
                os << '[' << before << "][" << after << ']';
-       else if (!after.empty())
+       else if (!after.empty() && cs.textAfter)
                os << '[' << after << ']';
 
-       os << '{' << cleanupWhitespace(getParam("key")) << '}';
+       if (!bi.isBibtex(getParam("key")))
+               // escape chars with bibitems
+               os << '{' << escape(cleanupWhitespace(getParam("key"))) << '}';
+       else
+               os << '{' << cleanupWhitespace(getParam("key")) << '}';
 
        if (runparams.inulemcmd)
                os << "}";
-
-       return 0;
-}
-
-
-void InsetCitation::validate(LaTeXFeatures & features) const
-{
-       switch (features.bufferParams().citeEngine()) {
-       case ENGINE_BASIC:
-               break;
-       case ENGINE_NATBIB_AUTHORYEAR:
-       case ENGINE_NATBIB_NUMERICAL:
-               features.require("natbib");
-               break;
-       case ENGINE_JURABIB:
-               features.require("jurabib");
-               break;
-       }
 }
 
 
-docstring InsetCitation::contextMenu(BufferView const &, int, int) const
+string InsetCitation::contextMenuName() const
 {
-       return from_ascii("context-citation");
+       return "context-citation";
 }