shuffle a bit far2l sources

1 files changed, 168 insertions, 0 deletions

diff --git a/far2l/src/Mounts.cpp b/far2l/src/Mounts.cpp
new file mode 100644
index 00000000..14a67fce
--- /dev/null
+++ b/far2l/src/Mounts.cpp
@@ -0,0 +1,168 @@
+#include "headers.hpp"
+
+#include <crc64.h>
+
+#include "Mounts.hpp"
+#include "lang.hpp"
+#include "language.hpp"
+#include "keys.hpp"
+#include "help.hpp"
+#include "vmenu.hpp"
+#include "message.hpp"
+#include "config.hpp"
+#include "pathmix.hpp"
+#include "strmix.hpp"
+#include "dirmix.hpp"
+#include "execute.hpp"
+#include "manager.hpp"
+#include "ConfigRW.hpp"
+#include "HotkeyLetterDialog.hpp"
+
+namespace Mounts
+{
+	#define HOTKEYS_SECTION "MountsHotkeys"
+	#define ID_ROOT    0
+	#define ID_HOME    1
+	#define ID_ANOTHER 2
+
+	static wchar_t DefaultHotKey(int id, const FARString &path)
+	{
+		switch (id) {
+			case ID_ROOT:
+				return L'/';
+
+			case ID_HOME:
+				return L'~';
+
+			case ID_ANOTHER:
+				return L'-';
+		}
+
+		return 0;
+	}
+
+	static std::string SettingsKey(int id)
+	{
+		return StrPrintf("%08x", id);
+	}
+
+	static int GenerateIdFromPath(const FARString &path)
+	{
+		if (path == L"/")
+			return ID_ROOT;
+
+		const std::string &path_mb = path.GetMB();
+		const uint64_t id64 = crc64(0, (unsigned char *)path_mb.c_str(), path_mb.size());
+		uint32_t out = (uint32_t)(id64 ^ (id64 >> 32));
+		if (out == ID_ROOT || out == ID_HOME || out == ID_ANOTHER) {
+			out^= 0xffffffff;
+		}
+		return (int)out;
+	}
+
+	/////
+
+	Enum::Enum(FARString &another_curdir)
+	{
+		std::string cmd = GetMyScriptQuoted("mounts.sh");
+		cmd+= " enum";
+
+		bool has_rootfs = false;
+
+		FILE *f = popen(cmd.c_str(), "r");
+		if (f) {
+			char buf[0x2100] = { };
+			std::wstring s, tmp;
+			while (fgets(buf, sizeof(buf) - 1, f)!=NULL) {
+				for (;;) {
+					size_t l = strlen(buf);
+					if (!l) break;
+					if (buf[l-1]!='\r' && buf[l-1]!='\n') break;
+					buf[l-1] = 0;
+				}
+				if (buf[0]) {
+					emplace_back();
+					auto &e = back();
+					e.path.Copy(&buf[0]);
+					size_t t;
+					if (e.path.Pos(t, L'\t')) {
+						e.info = e.path.SubStr(t + 1);
+						e.path.Truncate(t);
+						if (e.info.Pos(t, L'\t')) {
+							e.usage = e.info.SubStr(0, t);
+							e.info = e.info.SubStr(t + 1);
+						}
+					}
+					if (e.path == L"/") {
+						has_rootfs = true;
+					} else {
+						e.unmountable = true;
+					}
+					RemoveExternalSpaces(e.usage);
+					RemoveExternalSpaces(e.info);
+					e.id = GenerateIdFromPath(e.path);
+				}
+			}
+			int r = pclose(f);
+			if (r != 0) {
+				fprintf(stderr, "Exit code %u executing '%s'\n", r, cmd.c_str());
+			}
+		} else {
+			fprintf(stderr, "Error %u executing '%s'\n", errno, cmd.c_str());
+		}
+
+		if (!has_rootfs) {
+			emplace(begin(), Entry(L"/", MSG(MMountsRoot), false, ID_ROOT));
+		}
+
+		emplace(begin(), Entry( GetMyHome(), MSG(MMountsHome), false, ID_HOME));
+		emplace(begin(), Entry( another_curdir, MSG(MMountsOther), false, ID_ANOTHER));
+
+		ConfigReader cfg_reader(HOTKEYS_SECTION);
+		for (auto &m : *this) {
+			if (max_path < m.path.GetLength())
+				max_path = m.path.GetLength();
+			if (max_info < m.info.GetLength())
+				max_info = m.info.GetLength();
+			if (max_usage < m.usage.GetLength())
+				max_usage = m.usage.GetLength();
+			wchar_t def_hk[] = {DefaultHotKey(m.id, m.path), 0};
+			auto hk = cfg_reader.GetString(SettingsKey(m.id), def_hk);
+			m.hotkey = hk.IsEmpty() ? 0 : *hk.CPtr();
+		}
+	}
+
+	bool Unmount(const FARString &path, bool force)
+	{
+		std::string cmd = GetMyScriptQuoted("mounts.sh");
+		cmd+= " umount \"";
+		cmd+= EscapeCmdStr(Wide2MB(path));
+		cmd+= "\"";
+		if (force) {
+			cmd+= " force";
+		}
+		int r = farExecuteA(cmd.c_str(), 0);
+		if (FrameManager) {
+			auto *current_frame = FrameManager->GetCurrentFrame();
+			if (current_frame) {
+				FrameManager->RefreshFrame(current_frame);
+			}
+		}
+		return r == 0;
+	}
+
+	void EditHotkey(const FARString &path, int id)
+	{
+		wchar_t def_hk[] = {DefaultHotKey(id, path), 0};
+		const auto &Key = SettingsKey(id);
+		const auto &Setting = ConfigReader(HOTKEYS_SECTION).GetString(Key, def_hk);
+		WCHAR Letter[2] = {Setting.IsEmpty() ? 0 : Setting[0], 0};
+		if (HotkeyLetterDialog(MSG(MLocationHotKeyTitle), path.CPtr(), Letter[0])) {
+			ConfigWriter cw(HOTKEYS_SECTION);
+			if (Letter[0])
+				cw.SetString(Key, Letter);
+			else
+				cw.RemoveKey(Key);
+		}
+	}
+}