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/*
* Copyright (c) 2021, Nick Vella <nick@nxk.io>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "ProjectTemplate.h"
#include <AK/LexicalPath.h>
#include <AK/String.h>
#include <AK/StringBuilder.h>
#include <LibCore/ConfigFile.h>
#include <LibCore/DirIterator.h>
#include <LibCore/File.h>
#include <fcntl.h>
#include <spawn.h>
#include <sys/stat.h>
#include <sys/wait.h>
#include <unistd.h>
namespace HackStudio {
ProjectTemplate::ProjectTemplate(String const& id, String const& name, String const& description, const GUI::Icon& icon, int priority)
: m_id(id)
, m_name(name)
, m_description(description)
, m_icon(icon)
, m_priority(priority)
{
}
RefPtr<ProjectTemplate> ProjectTemplate::load_from_manifest(String const& manifest_path)
{
auto maybe_config = Core::ConfigFile::open(manifest_path);
if (maybe_config.is_error())
return {};
auto config = maybe_config.release_value();
if (!config->has_group("HackStudioTemplate")
|| !config->has_key("HackStudioTemplate", "Name")
|| !config->has_key("HackStudioTemplate", "Description")
|| !config->has_key("HackStudioTemplate", "IconName32x"))
return {};
auto id = LexicalPath::title(manifest_path);
auto name = config->read_entry("HackStudioTemplate", "Name");
auto description = config->read_entry("HackStudioTemplate", "Description");
int priority = config->read_num_entry("HackStudioTemplate", "Priority", 0);
// Attempt to read in the template icons
// Fallback to a generic executable icon if one isn't found
auto icon = GUI::Icon::default_icon("filetype-executable");
auto bitmap_path_32 = String::formatted("/res/icons/hackstudio/templates-32x32/{}.png", config->read_entry("HackStudioTemplate", "IconName32x"));
if (Core::File::exists(bitmap_path_32)) {
auto bitmap_or_error = Gfx::Bitmap::try_load_from_file(bitmap_path_32);
if (!bitmap_or_error.is_error())
icon = GUI::Icon(bitmap_or_error.release_value());
}
return adopt_ref(*new ProjectTemplate(id, name, description, icon, priority));
}
Result<void, String> ProjectTemplate::create_project(String const& name, String const& path)
{
// Check if a file or directory already exists at the project path
if (Core::File::exists(path))
return String("File or directory already exists at specified location.");
dbgln("Creating project at path '{}' with name '{}'", path, name);
// Verify that the template content directory exists. If it does, copy it's contents.
// Otherwise, create an empty directory at the project path.
if (Core::File::is_directory(content_path())) {
auto result = Core::File::copy_file_or_directory(path, content_path());
dbgln("Copying {} -> {}", content_path(), path);
if (result.is_error())
return String::formatted("Failed to copy template contents. Error code: {}", static_cast<Error const&>(result.error()));
} else {
dbgln("No template content directory found for '{}', creating an empty directory for the project.", m_id);
int rc;
if ((rc = mkdir(path.characters(), 0755)) < 0) {
return String::formatted("Failed to mkdir empty project directory, error: {}, rc: {}.", strerror(errno), rc);
}
}
// Check for an executable post-create script in $TEMPLATES_DIR/$ID.postcreate,
// and run it with the path and name
auto postcreate_script_path = LexicalPath::canonicalized_path(String::formatted("{}/{}.postcreate", templates_path(), m_id));
struct stat postcreate_st;
int result = stat(postcreate_script_path.characters(), &postcreate_st);
if (result == 0 && (postcreate_st.st_mode & S_IXOTH) == S_IXOTH) {
dbgln("Running post-create script '{}'", postcreate_script_path);
// Generate a namespace-safe project name (replace hyphens with underscores)
auto namespace_safe = name.replace("-", "_", true);
pid_t child_pid;
char const* argv[] = { postcreate_script_path.characters(), name.characters(), path.characters(), namespace_safe.characters(), nullptr };
if ((errno = posix_spawn(&child_pid, postcreate_script_path.characters(), nullptr, nullptr, const_cast<char**>(argv), environ))) {
perror("posix_spawn");
return String("Failed to spawn project post-create script.");
}
// Command spawned, wait for exit.
int status;
if (waitpid(child_pid, &status, 0) < 0)
return String("Failed to spawn project post-create script.");
int child_error = WEXITSTATUS(status);
dbgln("Post-create script exited with code {}", child_error);
if (child_error != 0)
return String("Project post-creation script exited with non-zero error code.");
}
return {};
}
}
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