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#include <sstream>
#include <config.h>
#include <help_formaction.h>
#include <formatstring.h>
#include <view.h>
#include <listformatter.h>
#include <utils.h>
#include <keymap.h>
#include <cstring>
namespace newsbeuter {
help_formaction::help_formaction(view * vv, std::string formstr)
: formaction(vv, formstr), quit(false), apply_search(false) {
}
help_formaction::~help_formaction() { }
void help_formaction::process_operation(operation op, bool /* automatic */, std::vector<std::string> * /* args */) {
switch (op) {
case OP_QUIT:
quit = true;
break;
case OP_SEARCH: {
std::vector<qna_pair> qna;
qna.push_back(qna_pair(_("Search for: "), ""));
this->start_qna(qna, OP_INT_START_SEARCH, &searchhistory);
}
break;
case OP_CLEARFILTER:
apply_search = false;
do_redraw = true;
break;
default:
break;
}
if (quit) {
v->pop_current_formaction();
}
}
void help_formaction::prepare() {
if (do_redraw) {
std::string listwidth = f->get("helptext:w");
std::istringstream is(listwidth);
unsigned int width;
is >> width;
fmtstr_formatter fmt;
fmt.register_fmt('N', PROGRAM_NAME);
fmt.register_fmt('V', PROGRAM_VERSION);
f->set("head",fmt.do_format(v->get_cfg()->get_configvalue("help-title-format"), width));
std::vector<keymap_desc> descs;
v->get_keys()->get_keymap_descriptions(descs, v->get_keys()->get_flag_from_context(context));
std::string highlighted_searchphrase = utils::strprintf("<hl>%s</>", searchphrase.c_str());
std::vector<std::string> colors = utils::tokenize(v->get_cfg()->get_configvalue("search-highlight-colors"), " ");
f->set("highlight", make_colorstring(colors));
listformatter listfmt;
unsigned int unbound_count = 0;
unsigned int syskey_count = 0;
for (unsigned int i=0;i<3;i++) {
for (std::vector<keymap_desc>::iterator it=descs.begin();it!=descs.end();++it) {
bool condition;
switch (i) {
case 0:
condition = (it->key.length() == 0 || it->flags & KM_SYSKEYS);
if (it->key.length() == 0)
unbound_count++;
if (it->flags & KM_SYSKEYS)
syskey_count++;
break;
case 1:
condition = !(it->flags & KM_SYSKEYS);
break;
case 2:
condition = (it->key.length() > 0 || it->flags & KM_SYSKEYS);
break;
default: condition = true; break;
}
if (context.length() > 0 && (it->ctx != context || condition))
continue;
if (!apply_search || strcasestr(it->key.c_str(), searchphrase.c_str())!=NULL ||
strcasestr(it->cmd.c_str(), searchphrase.c_str())!=NULL ||
strcasestr(it->desc.c_str(), searchphrase.c_str())!=NULL) {
char tabs_1[] = " ";
char tabs_2[] = " ";
unsigned int how_often_1 = strlen(tabs_1) - it->key.length();
unsigned int how_often_2 = strlen(tabs_2) - it->cmd.length();
tabs_1[how_often_1] = '\0';
tabs_2[how_often_2] = '\0';
std::string line;
switch (i) {
case 0:
case 1: line = utils::strprintf("%s%s%s%s%s", it->key.c_str(), tabs_1, it->cmd.c_str(), tabs_2, it->desc.c_str()); break;
case 2: line = utils::strprintf("%s%s%s%s", it->cmd.c_str(), tabs_1, tabs_2, it->desc.c_str()); break;
}
LOG(LOG_DEBUG, "help_formaction::prepare: step 1 - line = %s", line.c_str());
line = utils::quote_for_stfl(line);
LOG(LOG_DEBUG, "help_formaction::prepare: step 2 - line = %s", line.c_str());
if (apply_search && searchphrase.length() > 0) {
line = utils::replace_all(line, searchphrase, highlighted_searchphrase);
LOG(LOG_DEBUG, "help_formaction::prepare: step 3 - line = %s", line.c_str());
}
listfmt.add_line(line);
}
}
switch (i) {
case 0:
if (syskey_count > 0) {
listfmt.add_line("");
listfmt.add_line(_("Generic bindings:"));
listfmt.add_line("");
}
break;
case 1:
if (unbound_count > 0) {
listfmt.add_line("");
listfmt.add_line(_("Unbound functions:"));
listfmt.add_line("");
}
break;
}
}
f->modify("helptext","replace_inner", listfmt.format_list());
do_redraw = false;
}
quit = false;
}
void help_formaction::init() {
set_keymap_hints();
}
keymap_hint_entry * help_formaction::get_keymap_hint() {
static keymap_hint_entry hints[] = {
{ OP_QUIT, _("Quit") },
{ OP_SEARCH, _("Search") },
{ OP_CLEARFILTER, _("Clear") },
{ OP_NIL, NULL }
};
return hints;
}
void help_formaction::finished_qna(operation op) {
switch (op) {
case OP_INT_START_SEARCH:
searchphrase = qna_responses[0];
apply_search = true;
do_redraw = true;
break;
default:
break;
}
}
void help_formaction::set_context(const std::string& ctx) {
if (context != ctx) {
do_redraw = true;
context = ctx;
}
}
std::string help_formaction::title() {
return _("Help");
}
std::string help_formaction::make_colorstring(const std::vector<std::string>& colors) {
std::string result;
if (colors.size() > 0) {
if (colors[0] != "default") {
result.append("fg=");
result.append(colors[0]);
}
if (colors.size() > 1) {
if (colors[1] != "default") {
if (result.length() > 0)
result.append(",");
result.append("bg=");
result.append(colors[1]);
}
}
for (unsigned int i=2;i<colors.size();i++) {
if (result.length() > 0)
result.append(",");
result.append("attr=");
result.append(colors[i]);
}
}
return result;
}
}
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