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// file : mod/mod-build-configs.cxx -*- C++ -*-
// license : MIT; see accompanying LICENSE file
#include <mod/mod-build-configs.hxx>
#include <algorithm> // replace()
#include <libstudxml/serializer.hxx>
#include <web/server/module.hxx>
#include <web/xhtml/serialization.hxx>
#include <mod/page.hxx>
#include <mod/module-options.hxx>
using namespace std;
using namespace bbot;
using namespace brep::cli;
// While currently the user-defined copy constructor is not required (we don't
// need to deep copy nullptr's), it is a good idea to keep the placeholder
// ready for less trivial cases.
//
brep::build_configs::
build_configs (const build_configs& r)
: handler (r),
build_config_module (r),
options_ (r.initialized_ ? r.options_ : nullptr)
{
}
void brep::build_configs::
init (scanner& s)
{
HANDLER_DIAG;
options_ = make_shared<options::build_configs> (
s, unknown_mode::fail, unknown_mode::fail);
if (options_->build_config_specified ())
build_config_module::init (*options_);
}
bool brep::build_configs::
handle (request& rq, response& rs)
{
using namespace web::xhtml;
HANDLER_DIAG;
if (build_conf_ == nullptr)
throw invalid_request (501, "not implemented");
const size_t page_configs (options_->build_config_page_entries ());
const dir_path& root (options_->root ());
params::build_configs params;
try
{
name_value_scanner s (rq.parameters (1024));
params = params::build_configs (s, unknown_mode::fail, unknown_mode::fail);
// We accept the non-url-encoded class name. Note that the parameter is
// already url-decoded by the web server, so we just restore the space
// character (that is otherwise forbidden in a class name) to the plus
// character.
//
string& cn (params.class_name ());
replace (cn.begin (), cn.end (), ' ', '+');
}
catch (const cli::exception& e)
{
throw invalid_request (400, e.what ());
}
size_t page (params.page ());
const char* title ("Build Configurations");
xml::serializer s (rs.content (), title);
s << HTML
<< HEAD
<< TITLE << title << ~TITLE
<< CSS_LINKS (path ("build-configs.css"), root)
<< ~HEAD
<< BODY
<< DIV_HEADER (options_->logo (), options_->menu (), root, tenant)
<< DIV(ID="content");
auto url = [&root, this] (const string& cls)
{
string r (tenant_dir (root, tenant).string () + "?build-configs");
if (cls != "all")
{
r += '=';
// Note that '+' is the only class name character that potentially needs
// to be url-encoded, and only in the query part of the URL. However, we
// embed the class name into the URL query part, where it is not encoded
// by design (see above).
//
r += cls;
}
return r;
};
auto print_class_name = [&s, &url] (const string& c, bool sel = false)
{
if (sel)
s << SPAN(ID="selected-class", CLASS="class-name") << c << ~SPAN;
else
s << A(CLASS="class-name") << HREF << url (c) << ~HREF << c << ~A;
};
// Print the configuration filter on the first page only.
//
if (params.page () == 0)
{
const strings& cls (build_conf_->classes);
const map<string, string>& im (build_conf_->class_inheritance_map);
s << DIV(ID="filter-heading") << "Build Configuration Classes" << ~DIV
<< P(ID="filter");
for (auto b (cls.begin ()), i (b), e (cls.end ()); i != e; ++i)
{
if (i != b)
s << ' ';
const string& c (*i);
print_class_name (c, c == params.class_name ());
// Append the base class, if present.
//
auto j (im.find (c));
if (j != im.end ())
{
s << ':';
print_class_name (j->second);
}
}
s << ~P;
}
// Print build configurations that belong to the selected class.
//
// We will calculate the total configuration count and cache configurations
// for printing (skipping an appropriate number of them for page number
// greater than one) on the same pass. Note that we need to print the count
// before printing the configurations.
//
size_t count (0);
vector<const build_config*> configs;
configs.reserve (page_configs);
size_t skip (page * page_configs);
size_t print (page_configs);
for (const build_config& c: *build_conf_)
{
if (belongs (c, params.class_name ()))
{
if (skip != 0)
--skip;
else if (print != 0)
{
configs.emplace_back (&c);
--print;
}
++count;
}
}
// Print configuration count.
//
s << DIV_COUNTER (count, "Build Configuration", title);
// Finally, print the cached build configurations.
//
// Enclose the subsequent tables to be able to use nth-child CSS selector.
//
s << DIV;
for (const build_config* c: configs)
{
s << TABLE(CLASS="proplist config")
<< TBODY
<< TR_VALUE ("name", c->name)
<< TR_VALUE ("target", c->target.string ())
<< TR(CLASS="classes")
<< TH << "classes" << ~TH
<< TD
<< SPAN(CLASS="value");
const strings& cls (c->classes);
for (auto b (cls.begin ()), i (b), e (cls.end ()); i != e; ++i)
{
if (i != b)
s << ' ';
print_class_name (*i);
}
s << ~SPAN
<< ~TD
<< ~TR
<< ~TBODY
<< ~TABLE;
}
s << ~DIV;
s << DIV_PAGER (page,
count,
page_configs,
options_->build_config_pages (),
url (params.class_name ()))
<< ~DIV
<< ~BODY
<< ~HTML;
return true;
}
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