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279 lines
8.6 KiB
279 lines
8.6 KiB
/*****************************************************************************
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* zsh.cpp: create zsh completion rule for vlc
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*****************************************************************************
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* Copyright © 2005-2011 the VideoLAN team
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*
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* Authors: Sigmund Augdal Helberg <dnumgis@videolan.org>
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Rafaël Carré <funman@videolanorg>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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*****************************************************************************/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <stdio.h>
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#include <map>
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#include <string>
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#include <sstream>
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#include <vlc/vlc.h>
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#include <vlc_common.h>
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#include <vlc_modules.h>
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#include <vlc_plugin.h>
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#include "../src/modules/modules.h" /* evil hack */
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typedef std::pair<std::string, std::string> mpair;
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typedef std::multimap<std::string, std::string> mumap;
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mumap capabilities;
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typedef std::pair<int, std::string> mcpair;
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typedef std::multimap<int, std::string> mcmap;
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mcmap categories;
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static void ReplaceChars(char *str)
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{
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if (str) {
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char *parser;
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while ((parser = strchr(str, ':'))) *parser=';' ;
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while ((parser = strchr(str, '"'))) *parser='\'' ;
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while ((parser = strchr(str, '`'))) *parser='\'' ;
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}
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}
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static void PrintOption(const module_config_t *item, const std::string &opt,
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const std::string &excl, const std::string &args)
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{
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char *longtext = item->psz_longtext;
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char *text = item->psz_text;
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char i_short = item->i_short;
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ReplaceChars(longtext);
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ReplaceChars(text);
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if (!longtext || strchr(longtext, '\n') || strchr(longtext, '('))
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longtext = text;
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printf(" \"");
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const char *args_c = args.empty() ? "" : "=";
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if (i_short) {
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printf("(-%c", i_short);
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if (!excl.empty())
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printf("%s", excl.c_str());
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printf(")--%s%s[%s]", opt.c_str(), args_c, text);
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if (!args.empty())
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printf(":%s:%s", longtext, args.c_str());
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printf("\"\\\n \"(--%s%s)-%c", opt.c_str(), excl.c_str(), i_short);
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} else {
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if (!excl.empty())
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printf("(%s)", excl.c_str());
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printf("--%s", opt.c_str());
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if (!excl.empty())
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printf("%s", args_c);
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}
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printf("[%s]", text);
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if (!args.empty())
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printf( ":%s:%s", longtext, args.c_str());
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puts( "\"\\");
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}
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static void ParseOption(const module_config_t *item)
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{
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std::string excl, args;
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std::string list;
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std::pair<mcmap::iterator, mcmap::iterator> range;
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std::pair<mumap::iterator, mumap::iterator> range_mod;
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if (item->b_removed)
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return;
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switch(item->i_type)
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{
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case CONFIG_ITEM_MODULE:
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range_mod = capabilities.equal_range(item->psz_type);
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args = "(" + (*range_mod.first).second;
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while (range_mod.first++ != range_mod.second)
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args += " " + range_mod.first->second;
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args += ")";
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break;
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case CONFIG_ITEM_MODULE_CAT:
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range = categories.equal_range(item->min.i);
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args = "(" + (*range.first).second;
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while (range.first++ != range.second)
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args += " " + range.first->second;
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args += ")";
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break;
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case CONFIG_ITEM_MODULE_LIST_CAT:
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range = categories.equal_range(item->min.i);
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args = std::string("_values -s , ") + item->psz_name;
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while (range.first != range.second)
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args += " '*" + range.first++->second + "'";
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break;
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case CONFIG_ITEM_LOADFILE:
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case CONFIG_ITEM_SAVEFILE:
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args = "_files";
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break;
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case CONFIG_ITEM_DIRECTORY:
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args = "_files -/";
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break;
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case CONFIG_ITEM_STRING:
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case CONFIG_ITEM_INTEGER:
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if (item->list_count == 0)
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break;
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for (int i = 0; i < item->list_count; i++) {
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std::string val;
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if (item->list_text) {
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const char *text = item->list_text[i];
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if (item->i_type == CONFIG_ITEM_INTEGER) {
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std::stringstream s;
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s << item->list.i[i];
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val = s.str() + "\\:\\\"" + text;
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} else {
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if (!item->list.psz[i] || !text)
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continue;
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val = item->list.psz[i] + std::string("\\:\\\"") + text;
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}
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} else
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val = std::string("\\\"") + item->list.psz[i];
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list = val + "\\\" " + list;
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}
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if (item->list_text)
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args = std::string("((") + list + "))";
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else
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args = std::string("(") + list + ")";
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break;
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case CONFIG_ITEM_BOOL:
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excl = std::string("--no") + item->psz_name + " --no-" + item->psz_name;
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PrintOption(item, item->psz_name, excl, args);
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excl = std::string("--no") + item->psz_name + " --" + item->psz_name;
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PrintOption(item, std::string("no-") + item->psz_name, excl, args);
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excl = std::string("--no-")+ item->psz_name + " --" + item->psz_name;
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PrintOption(item, std::string("no") + item->psz_name, excl, args);
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return;
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case CONFIG_ITEM_KEY:
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case CONFIG_SECTION:
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case CONFIG_ITEM_FLOAT:
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default:
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break;
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}
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PrintOption(item, item->psz_name, "", args);
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}
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static void PrintModule(const module_t *mod)
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{
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const char *name = mod->pp_shortcuts[0];
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if (!strcmp(name, "main"))
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return;
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if (mod->psz_capability)
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capabilities.insert(mpair(mod->psz_capability, name));
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module_config_t *max = &mod->p_config[mod->i_config_items];
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for (module_config_t *cfg = mod->p_config; cfg && cfg < max; cfg++)
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if (cfg->i_type == CONFIG_SUBCATEGORY)
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categories.insert(mcpair(cfg->value.i, name));
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if (!mod->parent)
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printf("%s ", name);
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}
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static void ParseModule(const module_t *mod)
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{
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if (mod->parent)
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return;
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module_config_t *max = mod->p_config + mod->confsize;
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for (module_config_t *cfg = mod->p_config; cfg && cfg < max; cfg++)
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if (CONFIG_ITEM(cfg->i_type))
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ParseOption(cfg);
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}
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int main(int argc, const char **argv)
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{
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libvlc_instance_t *libvlc = libvlc_new(argc - 1, argv + 1);
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if (!libvlc)
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return 1;
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size_t modules = 0;
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module_t **mod_list;
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mod_list = module_list_get(&modules);
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if (!mod_list || modules == 0)
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{
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libvlc_release(libvlc);
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return 2;
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}
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module_t **max = &mod_list[modules];
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puts("#compdef vlc cvlc rvlc svlc mvlc qvlc nvlc\n"
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"#This file is autogenerated by zsh.cpp\n"
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"typeset -A opt_args\n"
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"local context state line ret=1\n"
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"local modules\n");
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printf("vlc_modules=\"");
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for (module_t **mod = mod_list; mod < max; mod++)
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PrintModule(*mod);
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puts("\"\n");
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puts("_arguments -S -s \\");
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for (module_t **mod = mod_list; mod < max; mod++)
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ParseModule(*mod);
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puts(" \"(--module)-p[print help on module]:print help on module:($vlc_modules)\"\\");
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puts(" \"(-p)--module[print help on module]:print help on module:($vlc_modules)\"\\");
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puts(" \"(--help)-h[print help]\"\\");
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puts(" \"(-h)--help[print help]\"\\");
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puts(" \"(--longhelp)-H[print detailed help]\"\\");
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puts(" \"(-H)--longhelp[print detailed help]\"\\");
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puts(" \"(--list)-l[print a list of available modules]\"\\");
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puts(" \"(-l)--list[print a list of available modules]\"\\");
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puts(" \"--reset-config[reset the current config to the default values]\"\\");
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puts(" \"--config[use alternate config file]\"\\");
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puts(" \"--reset-plugins-cache[resets the current plugins cache]\"\\");
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puts(" \"--version[print version information]\"\\");
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puts(" \"*:Playlist item:->mrl\" && ret=0\n");
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puts("case $state in");
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puts(" mrl)");
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puts(" _alternative 'files:file:_files' 'urls:URL:_urls' && ret=0");
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puts(" ;;");
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puts("esac\n");
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puts("return ret");
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module_list_free(mod_list);
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libvlc_release(libvlc);
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return 0;
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}
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