2 * \file InsetHyperlink.cpp
3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
9 * Full author contact details are available in file CREDITS.
14 #include "InsetHyperlink.h"
16 #include "DispatchResult.h"
17 #include "FuncRequest.h"
18 #include "LaTeXFeatures.h"
19 #include "OutputParams.h"
21 #include "support/docstream.h"
22 #include "support/gettext.h"
23 #include "support/lstrings.h"
26 using namespace lyx::support;
31 InsetHyperlink::InsetHyperlink(InsetCommandParams const & p)
32 : InsetCommand(p, "href")
36 ParamInfo const & InsetHyperlink::findInfo(string const & /* cmdName */)
38 static ParamInfo param_info_;
39 if (param_info_.empty()) {
40 param_info_.add("name", ParamInfo::LATEX_OPTIONAL);
41 param_info_.add("target", ParamInfo::LATEX_REQUIRED);
42 param_info_.add("type", ParamInfo::LATEX_REQUIRED);
48 docstring InsetHyperlink::screenLabel() const
50 docstring const temp = from_ascii("Hyperlink: ");
54 url += getParam("name");
56 url += getParam("target");
59 if (url.length() > 30) {
60 url = url.substr(0, 10) + "..."
61 + url.substr(url.length() - 17, url.length());
67 int InsetHyperlink::latex(odocstream & os, OutputParams const & runparams) const
69 docstring url = getParam("target");
70 docstring name = getParam("name");
71 static docstring const backslash = from_ascii("\\");
72 static docstring const braces = from_ascii("{}");
73 static char_type const chars_name[6] = {
74 '&', '_', '$', '%', '#', '^'};
76 // For the case there is no name given, the target is set as name.
77 // Do this before !url.empty() and !name.empty() to handle characters
78 // like the "%" correctly.
82 // The characters in chars_url[] need to be changed to a command when
83 // they are in the url field.
85 // Replace the "\" character by its ASCII code according to the URL specifications
86 // because "\" is not allowed in URLs and by \href. Only do this when the
87 // following character is not also a "\", because "\\" is valid code
88 for (size_t i = 0, pos;
89 (pos = url.find('\\', i)) != string::npos;
91 if (url[pos + 1] != '\\')
92 url.replace(pos, 1, from_ascii("%5C"));
94 // "#" needs to be escapes to "\#", therefore the treatment
95 // of "\" must be done before
96 for (size_t i = 0, pos;
97 (pos = url.find('#', i)) != string::npos;
99 if (url[pos + 1] != '\\')
100 url.replace(pos, 1, from_ascii("\\#"));
103 // add "http://" when the type is web (type = empty)
104 // and no "://" or "run:" is given
105 docstring type = getParam("type");
106 if (url.find(from_ascii("://")) == string::npos
107 && url.find(from_ascii("run:")) == string::npos
109 url = from_ascii("http://") + url;
111 } // end if (!url.empty())
113 // The characters in chars_name[] need to be changed to a command when
114 // they are in the name field.
116 // handle the "\" character, but only when the following character
117 // is not also a "\", because "\\" is valid code
118 docstring const textbackslash = from_ascii("\\textbackslash{}");
119 for (size_t i = 0, pos;
120 (pos = name.find('\\', i)) != string::npos;
122 if (name[pos + 1] != '\\')
123 name.replace(pos, 1, textbackslash);
125 // The characters in chars_name[] need to be changed to a command when
126 // they are in the name field.
127 // Therefore the treatment of "\" must be the first thing
128 for (int k = 0; k < 6; k++) {
129 for (size_t i = 0, pos;
130 (pos = name.find(chars_name[k], i)) != string::npos;
132 name.replace(pos, 1, backslash + chars_name[k] + braces);
135 // replace the tilde by the \sim character as suggested in the LaTeX FAQ
137 docstring const sim = from_ascii("$\\sim$");
138 for (size_t i = 0, pos;
139 (pos = name.find('~', i)) != string::npos;
141 name.replace(pos, 1, sim);
143 } // end if (!name.empty())
145 if (runparams.moving_arg)
148 // output the ready \href command
149 os << "\\href{" << getParam("type") << url << "}{" << name << '}';
155 int InsetHyperlink::plaintext(odocstream & os, OutputParams const &) const
157 odocstringstream oss;
159 oss << '[' << getParam("target");
160 if (getParam("name").empty())
163 oss << "||" << getParam("name") << ']';
165 docstring const str = oss.str();
171 int InsetHyperlink::docbook(odocstream & os, OutputParams const &) const
173 os << "<ulink url=\""
174 << subst(getParam("target"), from_ascii("&"), from_ascii("&"))
182 void InsetHyperlink::tocString(odocstream & os) const
184 plaintext(os, OutputParams(0));
188 void InsetHyperlink::validate(LaTeXFeatures & features) const
190 features.require("hyperref");