]> git.lyx.org Git - lyx.git/blobdiff - src/insets/InsetHyperlink.cpp
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[lyx.git] / src / insets / InsetHyperlink.cpp
index 74f6a05514985f3f3ecbb1d6725e6ec3e4813b6f..a500f7bd5913b35d7ea54c226e56826af4eeab9e 100644 (file)
@@ -3,8 +3,8 @@
  * This file is part of LyX, the document processor.
  * Licence details can be found in the file COPYING.
  *
- * \author José Matos
- * \author Uwe Stöhr
+ * \author José Matos
+ * \author Uwe Stöhr
  *
  * Full author contact details are available in file CREDITS.
  */
 
 #include "InsetHyperlink.h"
 
+#include "Buffer.h"
 #include "DispatchResult.h"
+#include "Encoding.h"
+#include "Format.h"
 #include "FuncRequest.h"
+#include "FuncStatus.h"
 #include "LaTeXFeatures.h"
-#include "gettext.h"
 #include "OutputParams.h"
+#include "output_xhtml.h"
+#include "sgml.h"
+#include "texstream.h"
 
-#include "support/lstrings.h"
 #include "support/docstream.h"
+#include "support/FileName.h"
+#include "support/filetools.h"
+#include "support/gettext.h"
+#include "support/lstrings.h"
 
+#include "frontends/alert.h"
 
-namespace lyx {
-
-using support::subst;
-
-using std::string;
-using std::find;
-using std::replace;
-
-static char_type const chars_url[2] = {'%', '#'};
+using namespace std;
+using namespace lyx::support;
 
-static char_type const chars_name[6] = {
-       '&', '_', '$', '%', '#', '^'};
+namespace lyx {
 
 
-InsetHyperlink::InsetHyperlink(InsetCommandParams const & p)
-       : InsetCommand(p, "href")
+InsetHyperlink::InsetHyperlink(Buffer * buf, InsetCommandParams const & p)
+       : InsetCommand(buf, p)
 {}
 
 
-CommandInfo const * InsetHyperlink::findInfo(string const & /* cmdName */)
+ParamInfo const & InsetHyperlink::findInfo(string const & /* cmdName */)
 {
-       static const char * const paramnames[] =
-               {"name", "target", "type", ""};
-       static const bool isoptional[] = {true, false};
-       static const CommandInfo info = {3, paramnames, isoptional};
-       return &info;
+       static ParamInfo param_info_;
+       if (param_info_.empty()) {
+               param_info_.add("name", ParamInfo::LATEX_OPTIONAL,
+                               ParamInfo::HANDLING_LATEXIFY);
+               param_info_.add("target", ParamInfo::LATEX_REQUIRED);
+               param_info_.add("type", ParamInfo::LATEX_REQUIRED);
+               param_info_.add("literal", ParamInfo::LYX_INTERNAL);
+       }
+       return param_info_;
 }
 
 
-docstring const InsetHyperlink::getScreenLabel(Buffer const &) const
+docstring InsetHyperlink::screenLabel() const
 {
-       docstring const temp = from_ascii("Hyperlink: ");
+       docstring const temp = _("Hyperlink: ");
 
        docstring url;
 
@@ -64,83 +70,125 @@ docstring const InsetHyperlink::getScreenLabel(Buffer const &) const
 
        // elide if long
        if (url.length() > 30) {
-               url = url.substr(0, 10) + "..."
-                       + url.substr(url.length() - 17, url.length());
+               docstring end = url.substr(url.length() - 17, url.length());
+               support::truncateWithEllipsis(url, 13);
+               url += end;
        }
        return temp + url;
 }
 
 
-int InsetHyperlink::latex(Buffer const &, odocstream & os,
-                   OutputParams const & runparams) const
+void InsetHyperlink::doDispatch(Cursor & cur, FuncRequest & cmd)
 {
-       docstring url = getParam("target");
-       docstring backslash = from_ascii("\\");
-       docstring braces = from_ascii("{}");
+       switch (cmd.action()) {
+
+       case LFUN_INSET_EDIT:
+               viewTarget();
+               break;
+
+       default:
+               InsetCommand::doDispatch(cur, cmd);
+               break;
+       }
+}
+
+
+bool InsetHyperlink::getStatus(Cursor & cur, FuncRequest const & cmd,
+               FuncStatus & flag) const
+{
+       switch (cmd.action()) {
+       case LFUN_INSET_EDIT:
+               flag.setEnabled(getParam("type").empty() || getParam("type") == "file:");
+               return true;
+
+       default:
+               return InsetCommand::getStatus(cur, cmd, flag);
+       }
+}
 
-       // The characters in chars_url[] need to be changed to a command when
-       // they are in the url field.
-       if (!url.empty()) {
-               // the chars_url[] characters must be handled for both, url and href
-               for (int k = 0; k < 2; k++) {
-                       for (size_t i = 0, pos;
-                               (pos = url.find(chars_url[k], i)) != string::npos;
-                               i = pos + 2) {
-                               url.replace(pos, 1, backslash + chars_url[k]);
-                       }
-               }
-       } // end if (!url.empty())
 
+void InsetHyperlink::viewTarget() const
+{
+       if (getParam("type") == "file:") {
+               FileName url = makeAbsPath(to_utf8(getParam("target")), buffer().filePath());
+               string const format = theFormats().getFormatFromFile(url);
+               theFormats().view(buffer(), url, format);
+       }
+}
+
+
+void InsetHyperlink::latex(otexstream & os,
+                          OutputParams const & runparams) const
+{
+       docstring url = getParam("target");
        docstring name = getParam("name");
+       static char_type const chars_url[2] = {'%', '#'};
 
-       // The characters in chars_name[] need to be changed to a command when
-       // they are in the name field.
-       if (!name.empty()) {
+       // For the case there is no name given, the target is set as name.
+       // Do this before !url.empty() and !name.empty() to handle characters
+       // such as % correctly.
+       if (name.empty())
+               name = url;
 
-               // handle the "\" character, but only when the following character
-               // is not also a "\", because "\\" is valid code
-               docstring textbackslash = from_ascii("\\textbackslash{}");
+       if (!url.empty()) {
+               // Use URI/URL-style percent-encoded string (hexadecimal).
+               // We exclude some characters that must not be transformed
+               // in hrefs: % # / : ? = & ! * ' ( ) ; @ + $ , [ ]
+               // or that we need to treat manually: \.
+               url = to_percent_encoding(url, from_ascii("%#\\/:?=&!*'();@+$,[]"));
+               // We handle \ manually since \\ is valid
                for (size_t i = 0, pos;
-                       (pos = name.find('\\', i)) != string::npos;
+                       (pos = url.find('\\', i)) != string::npos;
                        i = pos + 2) {
-                       if      (name[pos + 1] != '\\')
-                               name.replace(pos, 1, textbackslash);
+                       if (url[pos + 1] != '\\')
+                               url.replace(pos, 1, from_ascii("%5C"));
                }
-               for (int k = 0; k < 6; k++) {
+
+               // The characters in chars_url[] need to be escaped in the url
+               // field because otherwise LaTeX will fail when the hyperlink is
+               // within an argument of another command, e.g. in a \footnote. It
+               // is important that they are escaped as "\#" and not as "\#{}".
+               // FIXME this is not necessary in outside of commands.
+               for (int k = 0; k < 2; k++)
+                       for (size_t i = 0, pos;
+                               (pos = url.find(chars_url[k], i)) != string::npos;
+                               i = pos + 2)
+                               url.replace(pos, 1, from_ascii("\\") + chars_url[k]);
+
+               // add "http://" when the type is web (type = empty)
+               // and no "://" or "run:" is given
+               docstring type = getParam("type");
+               if (url.find(from_ascii("://")) == string::npos
+                       && url.find(from_ascii("run:")) == string::npos
+                       && type.empty())
+                       url = from_ascii("http://") + url;
+
+       } // end if (!url.empty())
+
+       if (!name.empty()) {
+               name = params().prepareCommand(runparams, name,
+                                       ParamInfo::HANDLING_LATEXIFY);
+               // replace the tilde by the \sim character as suggested in the
+               // LaTeX FAQ for URLs
+               if (getParam("literal") != from_ascii("true")) {
+                       docstring const sim = from_ascii("$\\sim$");
                        for (size_t i = 0, pos;
-                               (pos = name.find(chars_name[k], i)) != string::npos;
-                               i = pos + 2) {
-                               name.replace(pos, 1, backslash + chars_name[k] + braces);
-                       }
+                               (pos = name.find('~', i)) != string::npos;
+                               i = pos + 1)
+                               name.replace(pos, 1, sim);
                }
-               // replace the tilde by the \sim character as suggested in the LaTeX FAQ
-               // for URLs
-               docstring sim = from_ascii("$\\sim$");
-               for (int i = 0, pos;
-                       (pos = name.find('~', i)) != string::npos;
-                       i = pos + 1)
-                       name.replace(pos, 1, sim);
-
-       }  // end if (!name.empty())
-       
-       //for the case there is no name given, the target is set as name
-       docstring urlname = url;
-       // set the hyperlink type
-       url += getParam("type");
+       }
 
        if (runparams.moving_arg)
                os << "\\protect";
-       //set the target for the name when no name is given
-       if (!name.empty())
-               os << "\\href{" << url << "}{" << name << '}';
-       else
-               os << "\\href{" << url << "}{" << urlname << '}';
-       return 0;
+
+       // output the ready \href command
+       os << "\\href{" << getParam("type") << url << "}{" << name << '}';
 }
 
 
-int InsetHyperlink::plaintext(Buffer const &, odocstream & os,
-                       OutputParams const &) const
+int InsetHyperlink::plaintext(odocstringstream & os,
+        OutputParams const &, size_t) const
 {
        odocstringstream oss;
 
@@ -156,28 +204,71 @@ int InsetHyperlink::plaintext(Buffer const &, odocstream & os,
 }
 
 
-int InsetHyperlink::docbook(Buffer const &, odocstream & os,
-                     OutputParams const &) const
+int InsetHyperlink::docbook(odocstream & os, OutputParams const &) const
 {
        os << "<ulink url=\""
           << subst(getParam("target"), from_ascii("&"), from_ascii("&amp;"))
           << "\">"
-          << getParam("name")
+          << sgml::escapeString(getParam("name"))
           << "</ulink>";
        return 0;
 }
 
 
-int InsetHyperlink::textString(Buffer const & buf, odocstream & os,
-                      OutputParams const & op) const
+docstring InsetHyperlink::xhtml(XHTMLStream & xs, OutputParams const &) const
 {
-       return plaintext(buf, os, op);
+       docstring const & target =
+               html::htmlize(getParam("target"), XHTMLStream::ESCAPE_AND);
+       docstring const & name   = getParam("name");
+       xs << html::StartTag("a", to_utf8("href=\"" + target + "\""));
+       xs << (name.empty() ? target : name);
+       xs << html::EndTag("a");
+       return docstring();
+}
+
+
+void InsetHyperlink::toString(odocstream & os) const
+{
+       odocstringstream ods;
+       plaintext(ods, OutputParams(0), INT_MAX);
+       os << ods.str();
+}
+
+
+void InsetHyperlink::forOutliner(docstring & os, size_t const, bool const) const
+{
+       docstring const & n = getParam("name");
+       if (!n.empty()) {
+               os += n;
+               return;
+       }
+       os += getParam("target");
+}
+
+
+docstring InsetHyperlink::toolTip(BufferView const & /*bv*/, int /*x*/, int /*y*/) const
+{
+       docstring url = getParam("target");
+       docstring type = getParam("type");
+       docstring guitype = _("www");
+       if (type == "mailto:")
+               guitype = _("email");
+       else if (type == "file:")
+               guitype = _("file");
+       return bformat(_("Hyperlink (%1$s) to %2$s"), guitype, url);
 }
 
 
 void InsetHyperlink::validate(LaTeXFeatures & features) const
 {
        features.require("hyperref");
+       InsetCommand::validate(features);
+}
+
+
+string InsetHyperlink::contextMenuName() const
+{
+       return "context-hyperlink";
 }