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shell_init.cpp
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shell_init.cpp
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// Copyright (c) 2019, QuantStack and Mamba Contributors
//
// Distributed under the terms of the BSD 3-Clause License.
//
// The full license is in the file LICENSE, distributed with this software.
#include <regex>
#include <set>
#include <stdexcept>
#include <string>
#include <vector>
#include <fmt/color.h>
#include <fmt/format.h>
#include <fmt/ostream.h>
#include <fmt/xchar.h>
#include <reproc++/run.hpp>
#ifdef _WIN32
#include <WinReg.hpp>
#include "mamba/util/os_win.hpp"
#endif
#include "mamba/core/activation.hpp"
#include "mamba/core/context.hpp"
#include "mamba/core/output.hpp"
#include "mamba/core/shell_init.hpp"
#include "mamba/core/util.hpp"
#include "mamba/core/util_os.hpp"
#include "mamba/util/build.hpp"
#include "mamba/util/environment.hpp"
#include "mamba/util/path_manip.hpp"
#include "mamba/util/string.hpp"
namespace mamba
{
namespace
{
static const std::regex MAMBA_INITIALIZE_RE_BLOCK("\n?# >>> mamba initialize >>>(?:\n|\r\n)?"
"([\\s\\S]*?)"
"# <<< mamba initialize <<<(?:\n|\r\n)?");
static const std::regex MAMBA_INITIALIZE_PS_RE_BLOCK("\n?#region mamba initialize(?:\n|\r\n)?"
"([\\s\\S]*?)"
"#endregion(?:\n|\r\n)?");
}
std::string guess_shell()
{
std::string parent_process_name = get_process_name_by_pid(getppid());
LOG_DEBUG << "Guessing shell. Parent process name: " << parent_process_name;
std::string parent_process_name_lower = util::to_lower(parent_process_name);
if (util::contains(parent_process_name_lower, "bash"))
{
return "bash";
}
if (util::contains(parent_process_name_lower, "zsh"))
{
return "zsh";
}
if (util::contains(parent_process_name_lower, "csh"))
{
return "csh";
}
if (util::contains(parent_process_name_lower, "dash"))
{
return "dash";
}
if (util::contains(parent_process_name, "nu"))
{
return "nu";
}
// xonsh in unix, Python in macOS
if (util::contains(parent_process_name_lower, "python"))
{
Console::stream() << "Your parent process name is " << parent_process_name
<< ".\nIf your shell is xonsh, please use \"-s xonsh\".";
}
if (util::contains(parent_process_name_lower, "xonsh"))
{
return "xonsh";
}
if (util::contains(parent_process_name_lower, "cmd.exe"))
{
return "cmd.exe";
}
if (util::contains(parent_process_name_lower, "powershell")
|| util::contains(parent_process_name_lower, "pwsh"))
{
return "powershell";
}
if (util::contains(parent_process_name_lower, "fish"))
{
return "fish";
}
return "";
}
namespace // Windows-specific but must be available for cli on all platforms
{
struct RunInfo
{
fs::u8path this_exe_path = get_self_exe_path();
fs::u8path this_exe_name_path = this_exe_path.stem();
std::string this_exe_name = this_exe_name_path;
};
const RunInfo& run_info()
{
static const RunInfo info;
return info;
}
struct ShellInitPathsWindowsCmd
{
fs::u8path condabin;
fs::u8path scripts;
fs::u8path mamba_bat;
fs::u8path _mamba_activate_bat;
fs::u8path condabin_activate_bat;
fs::u8path scripts_activate_bat;
fs::u8path mamba_hook_bat;
explicit ShellInitPathsWindowsCmd(fs::u8path root_prefix)
: condabin(root_prefix / "condabin")
, scripts(root_prefix / "Scripts")
, mamba_bat(condabin / (run_info().this_exe_name + ".bat"))
, _mamba_activate_bat(condabin / ("_" + run_info().this_exe_name + "_activate.bat"))
, condabin_activate_bat(condabin / "activate.bat")
, scripts_activate_bat(scripts / "activate.bat")
, mamba_hook_bat(condabin / "mamba_hook.bat")
{
}
auto every_generated_files_paths() const -> std::vector<fs::u8path>
{
return { mamba_bat,
_mamba_activate_bat,
condabin_activate_bat,
scripts_activate_bat,
mamba_hook_bat };
}
auto every_generated_directories_paths() const -> std::vector<fs::u8path>
{
return { condabin, scripts };
}
};
}
#ifdef _WIN32
static const std::wregex
MAMBA_CMDEXE_HOOK_REGEX(L"(\"[^\"]*?mamba[-_]hook\\.bat\")", std::regex_constants::icase);
std::wstring get_autorun_registry_key(const std::wstring& reg_path)
{
winreg::RegKey key{ HKEY_CURRENT_USER, reg_path };
std::wstring content;
try
{
content = key.GetStringValue(L"AutoRun");
}
catch (const std::exception&)
{
LOG_INFO << "No AutoRun key detected.";
}
return content;
}
void set_autorun_registry_key(
const std::wstring& reg_path,
const std::wstring& value,
const Context::GraphicsParams& graphics
)
{
auto out = Console::stream();
fmt::print(
out,
"Setting cmd.exe AUTORUN to: {}",
fmt::styled(util::windows_encoding_to_utf8(value), graphics.palette.success)
);
winreg::RegKey key{ HKEY_CURRENT_USER, reg_path };
key.SetStringValue(L"AutoRun", value);
}
std::wstring get_hook_string(const fs::u8path& conda_prefix)
{
const ShellInitPathsWindowsCmd paths{ conda_prefix };
auto hook_path = fs::canonical(paths.mamba_hook_bat).std_path();
return fmt::format(LR"("{}")", hook_path.make_preferred().wstring());
}
void
init_cmd_exe_registry(const Context& context, const std::wstring& reg_path, const fs::u8path& conda_prefix)
{
std::wstring prev_value = get_autorun_registry_key(reg_path);
std::wstring hook_string = get_hook_string(conda_prefix);
// modify registry key
std::wstring replace_str(L"__CONDA_REPLACE_ME_123__");
std::wstring replaced_value = std::regex_replace(
prev_value,
MAMBA_CMDEXE_HOOK_REGEX,
replace_str,
std::regex_constants::format_first_only
);
std::wstring new_value = replaced_value;
if (replaced_value.find(replace_str) == std::wstring::npos)
{
if (!new_value.empty())
{
if (new_value.find(hook_string) == std::wstring::npos)
{
new_value += L" & " + hook_string;
}
// else the hook path already exists in the string
}
else
{
new_value = hook_string;
}
}
else
{
util::replace_all(new_value, replace_str, hook_string);
}
// set modified registry key
if (new_value != prev_value)
{
set_autorun_registry_key(reg_path, new_value, context.graphics_params);
}
else
{
auto out = Console::stream();
fmt::print(
out,
"{}",
fmt::styled("cmd.exe already initialized.", context.graphics_params.palette.success)
);
}
}
void deinit_cmd_exe_registry(
const std::wstring& reg_path,
const fs::u8path& conda_prefix,
const Context::GraphicsParams& graphics
)
{
std::wstring prev_value = get_autorun_registry_key(reg_path);
std::wstring hook_string = get_hook_string(conda_prefix);
// modify registry key
// remove the mamba hook from the autorun list
std::wstringstream stringstream(prev_value);
std::wstring segment;
std::vector<std::wstring> autorun_list;
autorun_list = util::split(std::wstring_view(prev_value), std::wstring_view(L"&"));
// remove the mamba hook from the autorun list
autorun_list.erase(
std::remove_if(
autorun_list.begin(),
autorun_list.end(),
[&hook_string](const std::wstring& s) { return util::strip(s) == hook_string; }
),
autorun_list.end()
);
// join the list back into a string
std::wstring new_value = util::join(L" & ", autorun_list);
// set modified registry key
if (new_value != prev_value)
{
set_autorun_registry_key(reg_path, new_value, graphics);
}
else
{
auto out = Console::stream();
fmt::print(out, "{}", fmt::styled("cmd.exe not initialized yet.", graphics.palette.success));
}
}
#endif // _WIN32
// this function calls cygpath to convert win path to unix
std::string native_path_to_unix(const std::string& path, bool is_a_path_env)
{
/*
It is very easy to end up with a bash in one place and a cygpath in another (e.g. git bash
+ cygpath installed in the env from m2w64 packages). In that case, reactivating from that
env will replace <prefix> or <prefix>/Library (Windows) by a POSIX root '/', breaking the
PATH.
*/
fs::u8path bash;
fs::u8path parent_process_name = get_process_name_by_pid(getppid());
if (util::contains(parent_process_name.filename().string(), "bash"))
{
bash = parent_process_name;
}
else
{
bash = util::which("bash");
}
const std::string command = bash.empty() ? "cygpath"
: (bash.parent_path() / "cygpath").string();
std::string out, err;
try
{
std::vector<std::string> args{ command, path };
if (is_a_path_env)
{
args.push_back("--path");
}
auto [status, ec] = reproc::run(
args,
reproc::options{},
reproc::sink::string(out),
reproc::sink::string(err)
);
if (ec)
{
throw std::runtime_error(ec.message());
}
return std::string(util::strip(out));
}
catch (...)
{
throw std::runtime_error(
"Could not find bash, or use cygpath to convert Windows path to Unix."
);
}
}
std::string
rcfile_content_unix(const fs::u8path& env_prefix, std::string_view shell, const fs::u8path& mamba_exe)
{
// Note that fs::path are already quoted by fmt.
return fmt::format(
"\n"
"# >>> mamba initialize >>>\n"
"# !! Contents within this block are managed by '{mamba_exe_name} shell init' !!\n"
"export MAMBA_EXE={mamba_exe_path};\n"
"export MAMBA_ROOT_PREFIX={root_prefix};\n"
R"sh(__mamba_setup="$("$MAMBA_EXE" shell hook --shell {shell} --root-prefix "$MAMBA_ROOT_PREFIX" 2> /dev/null)")sh"
"\n"
"if [ $? -eq 0 ]; then\n"
" eval \"$__mamba_setup\"\n"
"else\n"
R"sh( alias {mamba_exe_name}="$MAMBA_EXE" # Fallback on help from {mamba_exe_name} activate)sh"
"\n"
"fi\n"
"unset __mamba_setup\n"
"# <<< mamba initialize <<<\n",
fmt::arg("mamba_exe_path", mamba_exe),
fmt::arg("mamba_exe_name", mamba_exe.stem().string()),
fmt::arg("root_prefix", env_prefix),
fmt::arg("shell", shell)
);
}
std::string
rcfile_content_win(const fs::u8path& env_prefix, std::string_view shell, const fs::u8path& mamba_exe)
{
return fmt::format(
"\n"
"# >>> mamba initialize >>>\n"
"# !! Contents within this block are managed by '{mamba_exe_name} shell init' !!\n"
R"(export MAMBA_EXE="{mamba_exe_path}";)"
"\n"
R"(export MAMBA_ROOT_PREFIX="{root_prefix}";)"
"\n"
R"sh(eval "$("$MAMBA_EXE" shell hook --shell {shell} --root-prefix "$MAMBA_ROOT_PREFIX")")sh"
"\n"
"# <<< mamba initialize <<<\n",
fmt::arg("mamba_exe_path", native_path_to_unix(mamba_exe.string())),
fmt::arg("mamba_exe_name", mamba_exe.stem().string()),
fmt::arg("root_prefix", native_path_to_unix(env_prefix.string())),
fmt::arg("shell", shell)
);
}
std::string
rcfile_content(const fs::u8path& env_prefix, std::string_view shell, const fs::u8path& mamba_exe)
{
if (util::on_win)
{
return rcfile_content_win(env_prefix, shell, mamba_exe);
}
return rcfile_content_unix(env_prefix, shell, mamba_exe);
}
std::string
xonsh_content(const fs::u8path& env_prefix, const std::string& /*shell*/, const fs::u8path& mamba_exe)
{
std::string s_mamba_exe;
if (util::on_win)
{
s_mamba_exe = native_path_to_unix(mamba_exe.string());
}
else
{
s_mamba_exe = mamba_exe.string();
}
const auto exe_name = mamba_exe.stem().string();
std::stringstream content;
content << "\n# >>> mamba initialize >>>\n";
content << "# !! Contents within this block are managed by '" << exe_name
<< " shell init' !!\n";
content << "$MAMBA_EXE = " << mamba_exe << "\n";
content << "$MAMBA_ROOT_PREFIX = " << env_prefix << "\n";
content << "import sys as _sys\n";
content << "from types import ModuleType as _ModuleType\n";
content << "_mod = _ModuleType(\"xontrib.mamba\",\n";
content << " \'Autogenerated from $($MAMBA_EXE shell hook -s xonsh -r $MAMBA_ROOT_PREFIX)\')\n";
content << "__xonsh__.execer.exec($($MAMBA_EXE shell hook -s xonsh -r $MAMBA_ROOT_PREFIX),\n";
content << " glbs=_mod.__dict__,\n";
content << " filename=\'$($MAMBA_EXE shell hook -s xonsh -r $MAMBA_ROOT_PREFIX)\')\n";
content << "_sys.modules[\"xontrib.mamba\"] = _mod\n";
content << "del _sys, _mod, _ModuleType\n";
content << "# <<< mamba initialize <<<\n";
return content.str();
}
std::string
fish_content(const fs::u8path& env_prefix, const std::string& /*shell*/, const fs::u8path& mamba_exe)
{
std::string s_mamba_exe;
if (util::on_win)
{
s_mamba_exe = native_path_to_unix(mamba_exe.string());
}
else
{
s_mamba_exe = mamba_exe.string();
}
const auto exe_name = mamba_exe.stem().string();
std::stringstream content;
content << "\n# >>> mamba initialize >>>\n";
content << "# !! Contents within this block are managed by '" << exe_name
<< " shell init' !!\n";
content << "set -gx MAMBA_EXE " << mamba_exe << "\n";
content << "set -gx MAMBA_ROOT_PREFIX " << env_prefix << "\n";
content << "$MAMBA_EXE shell hook --shell fish --root-prefix $MAMBA_ROOT_PREFIX | source\n";
content << "# <<< mamba initialize <<<\n";
return content.str();
}
std::string
nu_content(const fs::u8path& env_prefix, const std::string& /*shell*/, const fs::u8path& mamba_exe)
{
std::string s_mamba_exe;
if (util::on_win)
{
s_mamba_exe = native_path_to_unix(mamba_exe.string());
}
else
{
s_mamba_exe = mamba_exe.string();
}
const auto exe_name = mamba_exe.stem().string();
std::stringstream content;
content << "\n# >>> mamba initialize >>>\n";
content << "# !! Contents within this block are managed by '" << exe_name
<< " shell init' !!\n";
content << "$env.MAMBA_EXE = " << mamba_exe << "\n";
content << "$env.MAMBA_ROOT_PREFIX = " << env_prefix << "\n";
content << "$env.PATH = ($env.PATH | append ([$env.MAMBA_ROOT_PREFIX bin] | path join) | uniq)\n";
content << "$env.PROMPT_COMMAND_BK = $env.PROMPT_COMMAND" << "\n";
// TODO the following shouldn't live here but in a shell hook
content << R"nu(def --env ")nu" << exe_name << R"nu( activate" [name: string] {)nu";
content << R"###(
#add condabin when base env
if $env.MAMBA_SHLVL? == null {
$env.MAMBA_SHLVL = 0
$env.PATH = ($env.PATH | prepend $"($env.MAMBA_ROOT_PREFIX)/condabin")
}
#ask mamba how to setup the environment and set the environment
(^($env.MAMBA_EXE) shell activate --shell nu $name
| str replace --regex '\s+' '' --all
| split row ";"
| parse --regex '(.*)=(.+)'
| transpose --header-row
| into record
| load-env
)
# update prompt
if ($env.CONDA_PROMPT_MODIFIER? != null) {
$env.PROMPT_COMMAND = {|| $env.CONDA_PROMPT_MODIFIER + (do $env.PROMPT_COMMAND_BK)}
}
})###" << "\n";
content << R"nu(def --env ")nu" << exe_name << R"nu( deactivate" [] {)nu";
content << R"###(
#remove active environment except base env
if $env.CONDA_PROMPT_MODIFIER? != null {
# unset set variables
for x in (^$env.MAMBA_EXE shell deactivate --shell nu
| split row ";") {
if ("hide-env" in $x) {
hide-env ($x | parse "hide-env {var}").var.0
} else if $x != "" {
let keyValue = ($x
| str replace --regex '\s+' "" --all
| parse '{key}={value}'
)
load-env {$keyValue.0.key: $keyValue.0.value}
}
}
# reset prompt
$env.PROMPT_COMMAND = $env.PROMPT_COMMAND_BK
}
})###" << "\n";
content << "# <<< mamba initialize <<<\n";
return content.str();
}
std::string
csh_content(const fs::u8path& env_prefix, const std::string& /*shell*/, const fs::u8path& mamba_exe)
{
std::string s_mamba_exe;
if (util::on_win)
{
s_mamba_exe = native_path_to_unix(mamba_exe.string());
}
else
{
s_mamba_exe = mamba_exe.string();
}
const auto exe_name = mamba_exe.stem().string();
std::stringstream content;
content << "\n# >>> mamba initialize >>>\n";
content << "# !! Contents within this block are managed by '" << exe_name
<< " shell init' !!\n";
content << "setenv MAMBA_EXE " << mamba_exe << ";\n";
content << "setenv MAMBA_ROOT_PREFIX " << env_prefix << ";\n";
content << "source $MAMBA_ROOT_PREFIX/etc/profile.d/mamba.csh;\n";
content << "# <<< mamba initialize <<<\n";
return content.str();
}
void modify_rc_file(
const Context& context,
const fs::u8path& file_path,
const fs::u8path& conda_prefix,
const std::string& shell,
const fs::u8path& mamba_exe
)
{
auto out = Console::stream();
fmt::print(
out,
"Modifying RC file {}\n"
"Generating config for root prefix {}\n"
"Setting mamba executable to: {}\n",
fmt::streamed(file_path),
fmt::styled(fmt::streamed(conda_prefix), fmt::emphasis::bold),
fmt::styled(fmt::streamed(mamba_exe), fmt::emphasis::bold)
);
// TODO do we need binary or not?
std::string conda_init_content, rc_content;
if (fs::exists(file_path))
{
rc_content = read_contents(file_path, std::ios::in);
}
else
{
// Ensure base directory of config file exists (in case it is under ~/.config)
fs::create_directories(file_path.parent_path());
}
if (shell == "xonsh")
{
conda_init_content = xonsh_content(conda_prefix, shell, mamba_exe);
}
else if (shell == "fish")
{
conda_init_content = fish_content(conda_prefix, shell, mamba_exe);
}
else if (shell == "nu")
{
conda_init_content = nu_content(conda_prefix, shell, mamba_exe);
}
else if (shell == "csh")
{
conda_init_content = csh_content(conda_prefix, shell, mamba_exe);
}
else
{
conda_init_content = rcfile_content(conda_prefix, shell, mamba_exe);
}
fmt::print(
out,
"Adding (or replacing) the following in your {} file\n{}",
fmt::streamed(file_path),
fmt::styled(conda_init_content, context.graphics_params.palette.success)
);
if (context.dry_run)
{
return;
}
std::string result = std::regex_replace(rc_content, MAMBA_INITIALIZE_RE_BLOCK, conda_init_content);
if (result.find("# >>> mamba initialize >>>") == std::string::npos)
{
std::ofstream rc_file = open_ofstream(file_path, std::ios::app | std::ios::binary);
rc_file << conda_init_content;
}
else
{
std::ofstream rc_file = open_ofstream(file_path, std::ios::out | std::ios::binary);
rc_file << result;
}
}
void
reset_rc_file(const Context& context, const fs::u8path& file_path, const std::string&, const fs::u8path&)
{
Console::stream() << "Resetting RC file " << file_path << "\nDeleting config for root prefix "
<< "\nClearing mamba executable environment variable";
std::string conda_init_content, rc_content;
if (!fs::exists(file_path))
{
LOG_INFO << "File does not exist, nothing to do.";
return;
}
else
{
rc_content = read_contents(file_path, std::ios::in);
}
auto out = Console::stream();
fmt::print(
out,
"Removing the following in your {} file\n{}",
fmt::streamed(file_path),
fmt::styled(
"# >>> mamba initialize >>>\n...\n# <<< mamba initialize <<<",
context.graphics_params.palette.success
)
);
if (rc_content.find("# >>> mamba initialize >>>") == std::string::npos)
{
LOG_INFO << "No mamba initialize block found, nothing to do.";
return;
}
std::string result = std::regex_replace(rc_content, MAMBA_INITIALIZE_RE_BLOCK, "");
if (context.dry_run)
{
return;
}
std::ofstream rc_file = open_ofstream(file_path, std::ios::out | std::ios::binary);
rc_file << result;
}
std::string get_hook_contents(const Context& context, const std::string& shell)
{
fs::u8path exe = get_self_exe_path();
if (shell == "zsh" || shell == "bash" || shell == "posix")
{
std::string contents = data_mamba_sh;
// Using /unix/like/paths on Unix shell (even on Windows)
util::replace_all(contents, "${MAMBA_EXE}", util::path_to_posix(exe.string()));
return contents;
}
else if (shell == "csh")
{
std::string contents = data_mamba_csh;
// Using /unix/like/paths on Unix shell (even on Windows)
util::replace_all(contents, "$MAMBA_EXE", util::path_to_posix(exe.string()));
return contents;
}
else if (shell == "xonsh")
{
std::string contents = data_mamba_xsh;
// Using /unix/like/paths on Unix shell (even on Windows)
util::replace_all(contents, "$MAMBA_EXE", util::path_to_posix(exe.string()));
return contents;
}
else if (shell == "powershell")
{
std::stringstream contents;
contents << "$Env:MAMBA_EXE='" << exe.string() << "'\n";
std::string psm1 = data_Mamba_psm1;
auto begin = psm1.find("## AFTER PARAM ##");
auto end = psm1.find("## EXPORTS ##");
psm1 = psm1.substr(begin, end - begin);
contents << psm1;
return contents.str();
}
else if (shell == "cmd.exe")
{
init_root_prefix_cmdexe(context, context.prefix_params.root_prefix);
LOG_WARNING << "Hook installed, now 'manually' execute:";
LOG_WARNING
<< " CALL "
<< std::quoted(
(context.prefix_params.root_prefix / "condabin" / "mamba_hook.bat").string()
);
}
else if (shell == "fish")
{
std::string contents = data_mamba_fish;
// Using /unix/like/paths on Unix shell (even on Windows)
util::replace_all(contents, "$MAMBA_EXE", util::path_to_posix(exe.string()));
return contents;
}
else if (shell == "nu")
{
// not implemented due to inability in nu to evaluate dynamically generated code
return "";
}
return "";
}
void init_root_prefix_cmdexe(const Context&, const fs::u8path& root_prefix)
{
const ShellInitPathsWindowsCmd paths{ root_prefix };
for (const auto directory : paths.every_generated_directories_paths())
{
// Maybe the prefix isn't writable. No big deal, just keep going.
std::error_code maybe_error [[maybe_unused]];
fs::create_directories(directory, maybe_error);
if (maybe_error)
{
LOG_ERROR << "Failed to create directory '" << directory.string()
<< "' : " << maybe_error.message();
}
}
const auto replace_insert_root_prefix = [&](auto& text)
{
return util::replace_all(
text,
std::string("__MAMBA_DEFINE_ROOT_PREFIX__"),
"@SET \"MAMBA_ROOT_PREFIX=" + root_prefix.string() + "\""
);
};
const auto replace_insert_mamba_exe = [&](auto& text)
{
return util::replace_all(
text,
std::string("__MAMBA_DEFINE_MAMBA_EXE__"),
"@SET \"MAMBA_EXE=" + run_info().this_exe_path.string() + "\""
);
};
static const auto MARKER_INSERT_EXE_NAME = std::string("__MAMBA_INSERT_EXE_NAME__");
static const auto MARKER_INSERT_MAMBA_BAT_NAME = std::string("__MAMBA_INSERT_BAT_NAME__");
// mamba.bat
std::string mamba_bat_contents(data_mamba_bat);
replace_insert_root_prefix(mamba_bat_contents);
replace_insert_mamba_exe(mamba_bat_contents);
static const auto MARKER_MAMBA_INSERT_ACTIVATE_BAT_NAME = std::string(
"__MAMBA_INSERT_ACTIVATE_BAT_NAME__"
);
util::replace_all(
mamba_bat_contents,
MARKER_MAMBA_INSERT_ACTIVATE_BAT_NAME,
paths._mamba_activate_bat.stem().string()
);
std::ofstream mamba_bat_f = open_ofstream(paths.mamba_bat);
mamba_bat_f << mamba_bat_contents;
// _mamba_activate.bat
std::ofstream _mamba_activate_bat_f = open_ofstream(paths._mamba_activate_bat);
_mamba_activate_bat_f << data__mamba_activate_bat;
// condabin/activate.bat
std::string activate_bat_contents(data_activate_bat);
replace_insert_root_prefix(activate_bat_contents);
replace_insert_mamba_exe(activate_bat_contents);
util::replace_all(activate_bat_contents, MARKER_INSERT_EXE_NAME, run_info().this_exe_name);
static const auto MARKER_MAMBA_INSERT_HOOK_BAT_NAME = std::string(
"__MAMBA_INSERT_HOOK_BAT_NAME__"
);
util::replace_all(
activate_bat_contents,
MARKER_MAMBA_INSERT_HOOK_BAT_NAME,
paths.mamba_hook_bat.filename().string()
);
std::ofstream condabin_activate_bat_f = open_ofstream(paths.condabin_activate_bat);
condabin_activate_bat_f << activate_bat_contents;
// Scripts/activate.bat
std::ofstream scripts_activate_bat_f = open_ofstream(paths.scripts_activate_bat);
scripts_activate_bat_f << activate_bat_contents;
// mamba_hook.bat
std::string hook_content = data_mamba_hook_bat;
replace_insert_mamba_exe(hook_content);
util::replace_all(hook_content, MARKER_INSERT_EXE_NAME, run_info().this_exe_name);
util::replace_all(
hook_content,
MARKER_INSERT_MAMBA_BAT_NAME,
paths.mamba_bat.filename().string()
);
std::ofstream mamba_hook_bat_f = open_ofstream(paths.mamba_hook_bat);
mamba_hook_bat_f << hook_content;
}
void deinit_root_prefix_cmdexe(const Context& context, const fs::u8path& root_prefix)
{
if (context.dry_run)
{
return;
}
const ShellInitPathsWindowsCmd paths{ root_prefix };
for (auto& f : paths.every_generated_files_paths())
{
if (fs::remove(f))
{
LOG_INFO << "Removed " << f << " file.";
}
else
{
LOG_INFO << "Could not remove " << f << " because it doesn't exist.";
}
}
// remove condabin and Scripts if empty
for (auto& d : paths.every_generated_directories_paths())
{
if (fs::is_empty(d))
{
if (fs::remove(d))
{
LOG_INFO << "Removed " << d << " directory.";
}
}
}
}
void init_root_prefix(Context& context, const std::string& shell, const fs::u8path& root_prefix)
{
context.prefix_params.root_prefix = root_prefix;
if (!fs::exists(root_prefix))
{
fs::create_directories(root_prefix / "conda-meta");
}
if (shell == "zsh" || shell == "bash" || shell == "posix")
{
PosixActivator activator{ context };
auto sh_source_path = activator.hook_source_path();
try
{
fs::create_directories(sh_source_path.parent_path());
}
catch (...)
{
// Maybe the prefix isn't writable. No big deal, just keep going.
}
std::ofstream sh_file = open_ofstream(sh_source_path);
sh_file << data_mamba_sh;
}
else if (shell == "csh")
{
CshActivator activator{ context };
auto sh_source_path = activator.hook_source_path();
try
{
fs::create_directories(sh_source_path.parent_path());
}
catch (...)
{
// Maybe the prefix isn't writable. No big deal, just keep going.
}
std::ofstream sh_file = open_ofstream(sh_source_path);
sh_file << data_mamba_csh;
}
else if (shell == "xonsh")
{
XonshActivator activator{ context };
auto sh_source_path = activator.hook_source_path();
try
{
fs::create_directories(sh_source_path.parent_path());
}
catch (...)
{
// Maybe the prefix isn't writable. No big deal, just keep going.
}
std::ofstream sh_file = open_ofstream(sh_source_path);
sh_file << data_mamba_xsh;
}
else if (shell == "fish")
{
FishActivator activator{ context };
auto sh_source_path = activator.hook_source_path();
try
{
fs::create_directories(sh_source_path.parent_path());
}
catch (...)
{
// Maybe the prefix isn't writable. No big deal, just keep going.
}
std::ofstream sh_file = open_ofstream(sh_source_path);
sh_file << data_mamba_fish;
}
else if (shell == "nu")
{
NuActivator a{ context };
auto sh_source_path = a.hook_source_path();
try
{
fs::create_directories(sh_source_path.parent_path());
}
catch (...)
{
// no hooks are used since nu cannot
// dynamically load; no big deal, keep going.
}
}
else if (shell == "cmd.exe")
{
init_root_prefix_cmdexe(context, root_prefix);
}
else if (shell == "powershell")
{
try
{
fs::create_directories(root_prefix / "condabin");
}
catch (...)
{
// Maybe the prefix isn't writable. No big deal, just keep going.
}
std::ofstream mamba_hook_f = open_ofstream(root_prefix / "condabin" / "mamba_hook.ps1");
mamba_hook_f << data_mamba_hook_ps1;
std::ofstream mamba_psm1_f = open_ofstream(root_prefix / "condabin" / "Mamba.psm1");
mamba_psm1_f << data_Mamba_psm1;
}
}
void deinit_root_prefix(Context& context, const std::string& shell, const fs::u8path& root_prefix)
{
if (context.dry_run)
{
return;
}
context.prefix_params.root_prefix = root_prefix;
if (shell == "zsh" || shell == "bash" || shell == "posix")
{
PosixActivator activator{ context };
auto sh_source_path = activator.hook_source_path();
fs::remove(sh_source_path);
LOG_INFO << "Removed " << sh_source_path << " file.";
}
else if (shell == "csh")
{
CshActivator activator{ context };
auto sh_source_path = activator.hook_source_path();
fs::remove(sh_source_path);
LOG_INFO << "Removed " << sh_source_path << " file.";