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#include "pch.h"
#include "vcpkg_Dependencies.h"
#include "vcpkg_Graphs.h"
#include "VcpkgPaths.h"
#include "PackageSpec.h"
#include "StatusParagraphs.h"
#include "vcpkg_Files.h"
#include "vcpkg_Util.h"
#include "vcpkglib.h"
#include "Paragraphs.h"
namespace vcpkg::Dependencies
{
std::vector<PackageSpec> AnyParagraph::dependencies(const Triplet& triplet) const
{
auto to_package_specs = [&](const std::vector<std::string>& dependencies_as_string)
{
return Util::fmap(dependencies_as_string, [&](const std::string s)
{
return PackageSpec::from_name_and_triplet(s, triplet).value_or_exit(VCPKG_LINE_INFO);
});
};
if (auto p = this->status_paragraph.get())
{
return to_package_specs(p->package.depends);
}
if (auto p = this->binary_paragraph.get())
{
return to_package_specs(p->depends);
}
if (auto p = this->source_paragraph.get())
{
return to_package_specs(filter_dependencies(p->depends, triplet));
}
Checks::exit_with_message(VCPKG_LINE_INFO, "Cannot get dependencies because there was none of: source/binary/status paragraphs");
}
std::string to_output_string(RequestType request_type, const CStringView s)
{
switch (request_type)
{
case RequestType::AUTO_SELECTED:
return Strings::format(" * %s", s);
case RequestType::USER_REQUESTED:
return Strings::format(" %s", s);
default:
Checks::unreachable(VCPKG_LINE_INFO);
}
}
InstallPlanAction::InstallPlanAction() : spec()
, any_paragraph()
, plan_type(InstallPlanType::UNKNOWN)
, request_type(RequestType::UNKNOWN) { }
InstallPlanAction::InstallPlanAction(const PackageSpec& spec, const AnyParagraph& any_paragraph, const RequestType& request_type) : InstallPlanAction()
{
this->spec = spec;
this->request_type = request_type;
if (auto p = any_paragraph.status_paragraph.get())
{
this->plan_type = InstallPlanType::ALREADY_INSTALLED;
this->any_paragraph.status_paragraph = *p;
return;
}
if (auto p = any_paragraph.binary_paragraph.get())
{
this->plan_type = InstallPlanType::INSTALL;
this->any_paragraph.binary_paragraph = *p;
return;
}
if (auto p = any_paragraph.source_paragraph.get())
{
this->plan_type = InstallPlanType::BUILD_AND_INSTALL;
this->any_paragraph.source_paragraph = *p;
return;
}
this->plan_type = InstallPlanType::UNKNOWN;
}
bool InstallPlanAction::compare_by_name(const InstallPlanAction* left, const InstallPlanAction* right)
{
return left->spec.name() < right->spec.name();
}
RemovePlanAction::RemovePlanAction() : plan_type(RemovePlanType::UNKNOWN)
, request_type(RequestType::UNKNOWN) { }
RemovePlanAction::RemovePlanAction(const PackageSpec& spec, const RemovePlanType& plan_type, const RequestType& request_type)
: spec(spec)
, plan_type(plan_type)
, request_type(request_type) { }
bool RemovePlanAction::compare_by_name(const RemovePlanAction* left, const RemovePlanAction* right)
{
return left->spec.name() < right->spec.name();
}
std::vector<InstallPlanAction> create_install_plan(const VcpkgPaths& paths, const std::vector<PackageSpec>& specs, const StatusParagraphs& status_db)
{
struct InstallAdjacencyProvider final : Graphs::AdjacencyProvider<PackageSpec, InstallPlanAction>
{
const VcpkgPaths& paths;
const StatusParagraphs& status_db;
const std::unordered_set<PackageSpec>& specs_as_set;
InstallAdjacencyProvider(const VcpkgPaths& p, const StatusParagraphs& s, const std::unordered_set<PackageSpec>& specs_as_set) : paths(p)
, status_db(s)
, specs_as_set(specs_as_set) {}
std::vector<PackageSpec> adjacency_list(const InstallPlanAction& p) const override
{
if (p.any_paragraph.status_paragraph.get())
return std::vector<PackageSpec>{};
return p.any_paragraph.dependencies(p.spec.triplet());
}
InstallPlanAction load_vertex_data(const PackageSpec& spec) const override
{
const RequestType request_type = specs_as_set.find(spec) != specs_as_set.end() ? RequestType::USER_REQUESTED : RequestType::AUTO_SELECTED;
auto it = status_db.find_installed(spec);
if (it != status_db.end())
return InstallPlanAction{ spec, { *it->get(), nullopt, nullopt }, request_type };
Expected<BinaryParagraph> maybe_bpgh = Paragraphs::try_load_cached_package(paths, spec);
if (auto bpgh = maybe_bpgh.get())
return InstallPlanAction{ spec, { nullopt, *bpgh, nullopt }, request_type };
Expected<SourceParagraph> maybe_spgh = Paragraphs::try_load_port(paths.port_dir(spec));
if (auto spgh = maybe_spgh.get())
return InstallPlanAction{ spec, { nullopt, nullopt, *spgh }, request_type };
return InstallPlanAction{ spec , { nullopt, nullopt, nullopt }, request_type };
}
};
const std::unordered_set<PackageSpec> specs_as_set(specs.cbegin(), specs.cend());
std::vector<InstallPlanAction> toposort = Graphs::topological_sort(specs, InstallAdjacencyProvider{ paths, status_db, specs_as_set });
toposort.erase(std::remove_if(toposort.begin(), toposort.end(), [](const InstallPlanAction& p)
{
return p.request_type == RequestType::AUTO_SELECTED && p.plan_type == InstallPlanType::ALREADY_INSTALLED;
}), toposort.end());
return toposort;
}
std::vector<RemovePlanAction> create_remove_plan(const std::vector<PackageSpec>& specs, const StatusParagraphs& status_db)
{
struct RemoveAdjacencyProvider final : Graphs::AdjacencyProvider<PackageSpec, RemovePlanAction>
{
const StatusParagraphs& status_db;
const std::vector<StatusParagraph*>& installed_ports;
const std::unordered_set<PackageSpec>& specs_as_set;
RemoveAdjacencyProvider(const StatusParagraphs& status_db, const std::vector<StatusParagraph*>& installed_ports, const std::unordered_set<PackageSpec>& specs_as_set)
: status_db(status_db)
, installed_ports(installed_ports)
, specs_as_set(specs_as_set) { }
std::vector<PackageSpec> adjacency_list(const RemovePlanAction& p) const override
{
if (p.plan_type == RemovePlanType::NOT_INSTALLED)
{
return {};
}
const PackageSpec& spec = p.spec;
std::vector<PackageSpec> dependents;
for (const StatusParagraph* an_installed_package : installed_ports)
{
if (an_installed_package->package.spec.triplet() != spec.triplet())
continue;
const std::vector<std::string>& deps = an_installed_package->package.depends;
if (std::find(deps.begin(), deps.end(), spec.name()) == deps.end())
continue;
dependents.push_back(an_installed_package->package.spec);
}
return dependents;
}
RemovePlanAction load_vertex_data(const PackageSpec& spec) const override
{
const RequestType request_type = specs_as_set.find(spec) != specs_as_set.end() ? RequestType::USER_REQUESTED : RequestType::AUTO_SELECTED;
const StatusParagraphs::const_iterator it = status_db.find_installed(spec);
if (it == status_db.end())
{
return RemovePlanAction{ spec, RemovePlanType::NOT_INSTALLED, request_type };
}
return RemovePlanAction{ spec, RemovePlanType::REMOVE, request_type };
}
};
const std::vector<StatusParagraph*>& installed_ports = get_installed_ports(status_db);
const std::unordered_set<PackageSpec> specs_as_set(specs.cbegin(), specs.cend());
return Graphs::topological_sort(specs, RemoveAdjacencyProvider{ status_db, installed_ports, specs_as_set });
}
}
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