Try to use the right width for math symbols

[lyx.git] / src / BiblioInfo.cpp

diff --git a/src/BiblioInfo.cpp b/src/BiblioInfo.cpp
index e37d56389a7efda7cbd3e148881314753a293e96..7005519ac3f8978a535e8f4c258a2b7402b71e06 100644 (file)
--- a/src/BiblioInfo.cpp
+++ b/src/BiblioInfo.cpp
@@ -488,8 +488,8 @@ docstring processRichtext(docstring const & str, bool richtext)
 //////////////////////////////////////////////////////////////////////
 
 BibTeXInfo::BibTeXInfo(docstring const & key, docstring const & type)
-       : is_bibtex_(true), bib_key_(key), num_bib_key_(0), entry_type_(type), info_(),
-         modifier_(0)
+       : is_bibtex_(true), bib_key_(key), num_bib_key_(0), entry_type_(type),
+         info_(), format_(), modifier_(0)
 {}
 
 
@@ -651,6 +651,75 @@ docstring const BibTeXInfo::getYear() const
 }
 
 
+void BibTeXInfo::getLocators(docstring & doi, docstring & url, docstring & file) const
+{
+       if (is_bibtex_) {
+               // get "doi" entry from citation record
+               doi = operator[]("doi");
+               if (!doi.empty() && !prefixIs(doi,from_ascii("http")))
+                       doi = "https://doi.org/" + doi;
+               // get "url" entry from citation record
+               url = operator[]("url");
+               // get "file" entry from citation record
+               file = operator[]("file");
+
+               // Jabref case, field has a format:
+               // Description:Location:Filetype;Description:Location:Filetype...
+               // We will grab only first pdf
+               if (!file.empty()) {
+                       docstring ret, filedest, tmp;
+                       ret = split(file, tmp, ':');
+                       tmp = split(ret, filedest, ':');
+                       //TODO howto deal with relative directories?
+                       FileName f(to_utf8(filedest));
+                       if (f.exists())
+                               file = "file:///" + filedest;
+               }
+
+               // kbibtex case, format:
+               // file1.pdf;file2.pdf
+               // We will grab only first pdf
+               docstring kfile;
+               if (file.empty())
+                       kfile = operator[]("localfile");
+               if (!kfile.empty()) {
+                       docstring filedest, tmp;
+                       tmp = split(kfile, filedest, ';');
+                       //TODO howto deal with relative directories?
+                       FileName f(to_utf8(filedest));
+                       if (f.exists())
+                               file = "file:///" + filedest;
+               }
+
+               if (!url.empty())
+                       return;
+
+               // try biblatex specific fields, see its manual
+               // 3.13.7 "Electronic Publishing Informationl"
+               docstring eprinttype = operator[]("eprinttype");
+               docstring eprint = operator[]("eprint");
+               if (eprint.empty())
+                       return;
+
+               if (eprinttype == "arxiv")
+                       url = "https://arxiv.org/abs/" + eprint;
+               if (eprinttype == "jstor")
+                       url = "https://www.jstor.org/stable/" + eprint;
+               if (eprinttype == "pubmed")
+                       url = "http://www.ncbi.nlm.nih.gov/pubmed/" + eprint;
+               if (eprinttype == "hdl")
+                       url = "https://hdl.handle.net/" + eprint;
+               if (eprinttype == "googlebooks")
+                       url = "http://books.google.com/books?id=" + eprint;
+
+               return;
+       }
+
+       // Here can be handled the bibliography environment. All one could do
+       // here is let LyX scan the entry for URL or HRef insets.
+}
+
+
 namespace {
 
 docstring parseOptions(docstring const & format, string & optkey,
@@ -927,12 +996,27 @@ docstring BibTeXInfo::expandFormat(docstring const & format,
 
 
 docstring const & BibTeXInfo::getInfo(BibTeXInfoList const & xrefs,
-       Buffer const & buf, CiteItem const & ci) const
+       Buffer const & buf, CiteItem const & ci, docstring const & format_in) const
 {
        bool const richtext = ci.richtext;
 
-       if (!richtext && !info_.empty())
+       CiteEngineType const engine_type = buf.params().citeEngineType();
+       DocumentClass const & dc = buf.params().documentClass();
+       docstring const & format = format_in.empty()? 
+                               from_utf8(dc.getCiteFormat(engine_type, to_utf8(entry_type_)))
+                             : format_in;
+
+       if (format != format_) {
+               // clear caches since format changed
+               info_.clear();
+               info_richtext_.clear();
+               format_ = format;
+       }
+
+       if (!richtext && !info_.empty()) {
+               info_ = convertLaTeXCommands(processRichtext(info_, false));
                return info_;
+       }
        if (richtext && !info_richtext_.empty())
                return info_richtext_;
 
@@ -942,10 +1026,6 @@ docstring const & BibTeXInfo::getInfo(BibTeXInfoList const & xrefs,
                return info_;
        }
 
-       CiteEngineType const engine_type = buf.params().citeEngineType();
-       DocumentClass const & dc = buf.params().documentClass();
-       docstring const & format =
-               from_utf8(dc.getCiteFormat(engine_type, to_utf8(entry_type_)));
        int counter = 0;
        info_ = expandFormat(format, xrefs, counter, buf,
                ci, false, false);
@@ -1269,6 +1349,15 @@ docstring const BiblioInfo::getCiteNumber(docstring const & key) const
        return data.citeNumber();
 }
 
+void BiblioInfo::getLocators(docstring const & key, docstring & doi, docstring & url, docstring & file) const
+{
+       BiblioInfo::const_iterator it = find(key);
+        if (it == end())
+               return;
+       BibTeXInfo const & data = it->second;
+       data.getLocators(doi,url,file);
+}
+
 
 docstring const BiblioInfo::getYear(docstring const & key, bool use_modifier) const
 {
@@ -1310,7 +1399,7 @@ docstring const BiblioInfo::getYear(docstring const & key, Buffer const & buf, b
 
 
 docstring const BiblioInfo::getInfo(docstring const & key,
-       Buffer const & buf, CiteItem const & ci) const
+       Buffer const & buf, CiteItem const & ci, docstring const & format) const
 {
        BiblioInfo::const_iterator it = find(key);
        if (it == end())
@@ -1322,7 +1411,7 @@ docstring const BiblioInfo::getInfo(docstring const & key,
                if (xrefit != end())
                        xrefptrs.push_back(&(xrefit->second));
        }
-       return data.getInfo(xrefptrs, buf, ci);
+       return data.getInfo(xrefptrs, buf, ci, format);
 }