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const char *argent_script =
"return function(config)\n"
" local fmt = string.format\n"
"\n"
" --------------------------------\n"
" --\n"
" -- basics\n"
" --\n"
" --------------------------------\n"
"\n"
" function Set(array, transform)\n"
" if type(array) ~= 'table' then return nil end\n"
"\n"
" local transform = transform or function(x) return x end\n"
"\n"
" local set = {}\n"
" for _, element in ipairs(array) do\n"
" set[transform(element)] = true\n"
" end\n"
" return set\n"
" end\n"
"\n"
" function set_tostring(set)\n"
" local str = '[empty]'\n"
" for element in pairs(set) do\n"
" if str == '[empty]' then\n"
" str = tostring(element)\n"
" else\n"
" str = str .. '; '.. tostring(element)\n"
" end\n"
" end\n"
"\n"
" return str\n"
" end\n"
"\n"
"\n"
" function add_end_slash(str)\n"
" if type(str) ~= 'string' then return nil end\n"
" if string.match(str, '/$') then return str end\n"
" return str .. '/'\n"
" end\n"
"\n"
"\n"
" function strip_end_slash(str)\n"
" if string.match(str, '/$') then return string.sub(str, 1, #str-1) end\n"
" return str\n"
" end\n"
"\n"
"\n"
" function setup(config)\n"
" argent.log('debug', 'begin setup')\n"
" \n"
" argent.config = {\n"
" site_directory = add_end_slash(config.site_directory) or 'site/',\n"
" output_directory = add_end_slash(config.output_directory) or 'public/',\n"
" layout_directory = add_end_slash(config.layout_directory) or nil,\n"
" plugin_directory = add_end_slash(config.layout_directory) or nil,\n"
" exclude = Set(config.exclude, strip_end_slash) or {},\n"
" include = Set(config.include, strip_end_slash) or {},\n"
" keep = Set(config.keep, strip_end_slash) or {},\n"
" noprocess = Set(config.noprocess, strip_end_slash) or {},\n"
" rss_include = Set(config.rss_include, strip_end_slash) or {},\n"
" }\n"
"\n"
" argent.log('info', fmt('site directory: %s', argent.config.site_directory))\n"
" argent.log('info', fmt('output directory: %s', argent.config.output_directory))\n"
" argent.log('info', fmt('layout directory: %s', tostring(argent.config.layout_directory)))\n"
" argent.log('info', fmt('plugin directory: %s', tostring(argent.config.plugin_directory)))\n"
"\n"
" argent.log('info', 'exclusions: '..set_tostring(argent.config.exclude))\n"
" argent.log('info', 'inclusions: '..set_tostring(argent.config.include))\n"
" argent.log('info', 'files to keep: '..set_tostring(argent.config.keep))\n"
" argent.log('info', 'noprocess: '..set_tostring(argent.config.noprocess))\n"
" argent.log('info', 'rss files: '..set_tostring(argent.config.rss_include))\n"
"\n"
" if argent.config.plugin_directory then\n"
" package.path = argent.config.plugin_directory..'?.lua;'..package.path\n"
" end\n"
" argent.log('debug', 'end setup')\n"
" end\n"
"\n"
"\n"
" function is_dotfile(filename)\n"
" if string.match(filename, '^%.') then return true end\n"
" return false\n"
" end\n"
"\n"
"\n"
" function directory_exists(directory, parent)\n"
" local directory = directory or ''\n"
" local parent = parent or ''\n"
" local dirs = argent.scanDirectory(argent.config.output_directory..parent)\n"
" for _, dir in ipairs(dirs) do\n"
" if strip_end_slash(directory) == dir then return true end\n"
" end\n"
" return false\n"
" end\n"
"\n"
"\n"
" function output_directory_exists()\n"
" local dirs = argent.scanDirectory('./')\n"
" for _, dir in ipairs(dirs) do\n"
" if add_end_slash(dir) == argent.config.output_directory then\n"
" return true\n"
" end\n"
" end\n"
" return false\n"
" end\n"
"\n"
"\n"
" --------------------------------\n"
" --\n"
" -- obliterating\n"
" --\n"
" --------------------------------\n"
"\n"
" function obliterate_file(file, parent)\n"
" if argent.config.keep[file] then\n"
" argent.log('debug', fmt('retaining file %q', file))\n"
" return true\n"
" end\n"
"\n"
" argent.log('debug', fmt('removing file %q', file))\n"
" os.remove(argent.config.output_directory..parent..file)\n"
" return false\n"
" end\n"
"\n"
"\n"
" function obliterate_dir(dir, parent)\n"
" if argent.config.keep[strip_end_slash(dir)] then\n"
" argent.log('debug', fmt('retaining directory %q', dir))\n"
" return true\n"
" end\n"
"\n"
" argent.log('debug', fmt('obliterating files in %q', parent..dir))\n"
" return obliterate_directory(dir, parent)\n"
" end\n"
"\n"
"\n"
" function obliterate_directory(dirname, parent)\n"
" local dirname = add_end_slash(dirname) or ''\n"
" local parent = parent or ''\n"
"\n"
" if argent.config.keep[dirname] then return true end\n"
"\n"
" local keep_self = (dirname == '')\n"
"\n"
" local dirs, files = argent.scanDirectory(argent.config.output_directory..parent..dirname)\n"
" for _, file in ipairs(files) do\n"
" keep_self = obliterate_file(file, parent..dirname) or keep_self\n"
" end\n"
" for _, dir in ipairs(dirs) do\n"
" if dir ~= '.' and dir ~= '..' then\n"
" keep_self = obliterate_dir(dir, parent..dirname) or keep_self\n"
" end\n"
" end\n"
"\n"
" if not keep_self then\n"
" os.remove(argent.config.output_directory..parent..dirname)\n"
" return false\n"
" else\n"
" return true\n"
" end\n"
" end\n"
"\n"
"\n"
" --------------------------------\n"
" --\n"
" -- processing\n"
" --\n"
" --------------------------------\n"
"\n"
" function process_file(filename, parent)\n"
" if (is_dotfile(filename) and not argent.config.include[filename])\n"
" or argent.config.exclude[filename]\n"
" then return end\n"
"\n"
" if string.match(filename, '%.lua$') and not argent.config.noprocess[filename] then\n"
" process_lua_file(filename, parent)\n"
" else\n"
" argent.copyFile(\n"
" argent.config.site_directory..parent..filename,\n"
" argent.config.output_directory..parent..filename\n"
" )\n"
" end\n"
" end\n"
"\n"
"\n"
" function process_lua_file(filename, parent)\n"
" local success, result = pcall(loadfile(argent.config.site_directory..parent..filename))\n"
" if not success then\n"
" print('WARNING: '..result)\n"
" return\n"
" end\n"
"\n"
" print(filename, result)\n"
" end\n"
"\n"
"\n"
" function process_dir(directory, parent)\n"
" if (is_dotfile(directory) and not argent.config.include[strip_end_slash(directory)])\n"
" or argent.config.exclude[strip_end_slash(directory)]\n"
" then return end\n"
"\n"
" if not directory_exists(directory, parent) then\n"
" argent.createDirectory(argent.config.output_directory..parent..directory)\n"
" end\n"
" process_directory(directory, parent)\n"
" end\n"
"\n"
"\n"
" function process_directory(directory, parent)\n"
" local directory = add_end_slash(directory) or ''\n"
" local parent = add_end_slash(parent) or ''\n"
" local dirs, files = argent.scanDirectory(argent.config.site_directory..parent..directory)\n"
" for _, file in ipairs(files) do\n"
" process_file(file, parent..directory)\n"
" end\n"
"\n"
" for _, dir in ipairs(dirs) do\n"
" if dir ~= '.' and dir ~= '..' then\n"
" process_dir(dir, parent..directory)\n"
" end\n"
" end\n"
" end\n"
"\n"
"\n"
" --------------------------------\n"
" --\n"
" -- putting it all together\n"
" --\n"
" --------------------------------\n"
"\n"
" setup(config)\n"
" if not output_directory_exists() then\n"
" argent.createDirectory(argent.config.output_directory)\n"
" else\n"
" obliterate_directory()\n"
" end\n"
" process_directory()\n"
"end\n"
;
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