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InsetHyperlink.cpp: fix bug 449: handle special characters in the url and name field
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@20963 a592a061-630c-0410-9148-cb99ea01b6c8
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@ -3,7 +3,7 @@
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author José Matos
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* \authors José Matos, Uwe Stöhr
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*
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* Full author contact details are available in file CREDITS.
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*/
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@ -29,6 +29,13 @@ using support::subst;
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using std::string;
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using std::ostream;
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using std::find;
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using std::replace;
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static char const * const chars_url[2] = {"%", "#"};
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static char const * const chars_name[6] = {
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"&", "_", "$", "%", "#", "^"};
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InsetHyperlink::InsetHyperlink(InsetCommandParams const & p)
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@ -58,14 +65,61 @@ docstring const InsetHyperlink::getScreenLabel(Buffer const &) const
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int InsetHyperlink::latex(Buffer const &, odocstream & os,
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OutputParams const & runparams) const
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{
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docstring const & name = getParam("name");
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string url = to_utf8(getParam("target"));
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string backslash = "\\";
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string braces = "{}";
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// The characters in chars_url[] need to be changed to a command when
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// they are in the url field.
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if (!url.empty()) {
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// the chars_url[] characters must be handled for both, url and href
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for (int k = 0; k < 2; k++) {
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for (int i = 0, pos;
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(pos = url.find(chars_url[k], i)) != string::npos;
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i = pos + 2) {
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url.replace(pos,1,backslash + chars_url[k]);
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}
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}
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} // end if (!url.empty())
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string name = to_utf8(getParam("name"));
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// The characters in chars_name[] need to be changed to a command when
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// they are in the name field.
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if (!name.empty()) {
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// handle the "\" character, but only when the following character
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// is not also a "\", because "\\" is valid code
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for (int i = 0, pos;
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(pos = name.find("\\", i)) != string::npos;
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i = pos + 2) {
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if (name[pos+1] != '\\')
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name.replace(pos,1,"\\textbackslash{}");
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}
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for (int k = 0; k < 6; k++) {
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for (int i = 0, pos;
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(pos = name.find(chars_name[k], i)) != string::npos;
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i = pos + 2) {
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name.replace(pos,1,backslash + chars_name[k] + braces);
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}
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}
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// replace the tilde by the \sim character as suggested in the LaTeX FAQ
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// for URLs
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for (int i = 0, pos;
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(pos = name.find("~", i)) != string::npos;
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i = pos + 1)
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name.replace(pos,1,"$\\sim$");
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} // end if (!name.empty())
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if (runparams.moving_arg)
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os << "\\protect";
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//set the target for the name when no name is given
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if (!getParam("name").empty())
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os << "\\href{" << getParam("target") << "}{" << getParam("name") << '}';
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if (!name.empty())
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os << "\\href{" << from_utf8(url) << "}{" << from_utf8(name) << '}';
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else
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os << "\\href{" << getParam("target") << "}{" << getParam("target") << '}';
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os << "\\href{" << from_utf8(url) << "}{" << from_utf8(url) << '}';
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return 0;
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}
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