Initial commit

2026-09-01 05:53:41 +02:00 · 2021-09-05 12:46:34 +02:00
commit f99b6cd9aa
9 changed files with 1358 additions and 0 deletions
@@ -0,0 +1,47 @@
+use std::env::{self, VarError};
+use std::fs::{DirEntry, File};
+use std::io::BufReader;
+use std::path::Path;
+use std::error::Error;
+use super::ManifestItem;
+
+pub fn get_egs_manifests()  -> Result<Vec<ManifestItem>, Box<dyn Error>> {
+    let manifest_dir_path = get_manifest_dir_path()?;
+    let manifest_dir_result = std::fs::read_dir(&manifest_dir_path);
+    if let Err(err) = manifest_dir_result {
+        //TODO make a new error type here instead
+        println!("Could not find manifest directory: {}", manifest_dir_path);
+        return Result::Err(Box::new(err));
+    }
+    let manifest_dir = manifest_dir_result?;
+    let manifests = manifest_dir        
+        .filter_map(|dir| dir.ok())
+        .filter_map(get_manifest_item)
+        .filter(is_game_installed);
+    Ok(manifests.collect())
+}
+
+fn get_manifest_dir_path() -> Result<String, VarError> {
+    let key = "SYSTEMDRIVE";
+    let system_drive = env::var(key)?;
+    Ok(format!(
+        "{system_drive}//ProgramData//Epic//EpicGamesLauncher//Data//Manifests",
+        system_drive = system_drive
+    ))
+}
+
+ fn is_game_installed(manifest:&ManifestItem) -> bool{
+    Path::new(manifest.manifest_location.as_str()).exists()        
+}
+
+ fn get_manifest_item(dir_entry: DirEntry) -> Option<ManifestItem> {
+    if let Some(extension) = dir_entry.path().extension() {
+        if extension.eq("item") {
+            if let Ok(file) = File::open(dir_entry.path()) {
+                let reader = BufReader::new(file);
+                return serde_json::from_reader(reader).ok();
+            }
+        }
+    }
+    None
+}
@@ -0,0 +1,20 @@
+
+use serde::{Deserialize, Serialize};
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub struct ManifestItem {
+    #[serde(alias = "LaunchExecutable")]
+    pub launch_executable: String,
+
+    #[serde(alias = "ManifestLocation")]
+    pub manifest_location: String,
+
+    #[serde(alias = "DisplayName")]
+    pub display_name: String,
+
+    #[serde(alias = "InstallLocation")]
+    pub install_location: String,
+
+    #[serde(alias = "AppName")]
+    pub app_name: String,
+}
@@ -0,0 +1,4 @@
+mod get_manifests;
+mod manifest_item;
+pub use manifest_item::*;
+pub use get_manifests::get_egs_manifests;
@@ -0,0 +1,91 @@
+use std::{
+    env::{self},
+    fmt,
+    path::Path,
+};
+mod egs;
+use egs::get_egs_manifests;
+use std::error::Error;
+use steam_shortcuts_util::parse_shortcuts;
+
+fn main() -> Result<(), Box<dyn Error>> {
+    let egs_manifests = get_egs_manifests()?;
+    println!("Found {} installed EGS Games", egs_manifests.len());
+
+    let shortcut_content = get_shortcuts_content()?;
+    let shortcuts = parse_shortcuts(shortcut_content.as_slice())?;
+
+    println!("Shortcuts found {}", shortcuts.len());
+    Ok(())
+}
+
+#[derive(Debug)]
+struct SteamFolderNotFound {
+    location_tried: String,
+}
+
+impl fmt::Display for SteamFolderNotFound {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        write!(
+            f,
+            "Could not find steam user data at location: {}  Please specify it in the configuration",
+            self.location_tried
+        )
+    }
+}
+
+impl Error for SteamFolderNotFound {
+    fn description(&self) -> &str {
+        self.location_tried.as_str()
+    }
+}
+
+#[derive(Debug)]
+struct SteamUsersDataEmpty {
+    location_tried: String,
+}
+
+impl fmt::Display for SteamUsersDataEmpty {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        write!(
+            f,
+            "Steam users data folder is empty: {}  Please specify it in the configuration",
+            self.location_tried
+        )
+    }
+}
+
+impl Error for SteamUsersDataEmpty {
+    fn description(&self) -> &str {
+        self.location_tried.as_str()
+    }
+}
+
+fn get_shortcuts_content() -> Result<Vec<u8>, Box<dyn Error>> {
+    let key = "PROGRAMFILES(X86)";
+    let program_files = env::var(key)?;
+    let path_string = format!(
+        "{program_files}//Steam//userdata//",
+        program_files = program_files
+    );
+    let user_data_path = Path::new(path_string.as_str());
+    if !user_data_path.exists() {
+        return Result::Err(Box::new(SteamFolderNotFound {
+            location_tried: path_string,
+        }));
+    }
+    let mut user_folders = std::fs::read_dir(&user_data_path)?;
+    if let Some(Ok(folder)) = user_folders.next() {
+        let path = folder.path();
+        let shortcuts_folder = format!(
+            "{}//config//shortcuts.vdf",
+            path.to_str().expect("We just checked that this was there")
+        );
+        let content = std::fs::read(shortcuts_folder)?;
+        Ok(content)
+    } else {
+        Err(Box::new(SteamUsersDataEmpty {
+            location_tried: path_string,
+        }))
+    }
+}
@@ -0,0 +1,56 @@
+{
+	"FormatVersion": 0,
+	"bIsIncompleteInstall": false,
+	"LaunchCommand": "",
+	"LaunchExecutable": "Void Bastards.exe",
+	"ManifestLocation": "E:\\SlowEpic\\VoidBastards/.egstore",
+	"bIsApplication": true,
+	"bIsExecutable": true,
+	"bIsManaged": false,
+	"bNeedsValidation": false,
+	"bRequiresAuth": true,
+	"bAllowMultipleInstances": false,
+	"bCanRunOffline": true,
+	"bAllowUriCmdArgs": false,
+	"BaseURLs": [
+		"http://download.epicgames.com/Builds/Org/o-pldxyabsslnt6jth2z634mmr2pw8lu/9206c13a6dd948f7a0ed1ae95bfa6dfd/default",
+		"http://download2.epicgames.com/Builds/Org/o-pldxyabsslnt6jth2z634mmr2pw8lu/9206c13a6dd948f7a0ed1ae95bfa6dfd/default",
+		"http://download3.epicgames.com/Builds/Org/o-pldxyabsslnt6jth2z634mmr2pw8lu/9206c13a6dd948f7a0ed1ae95bfa6dfd/default",
+		"http://download4.epicgames.com/Builds/Org/o-pldxyabsslnt6jth2z634mmr2pw8lu/9206c13a6dd948f7a0ed1ae95bfa6dfd/default",
+		"http://epicgames-download1.akamaized.net/Builds/Org/o-pldxyabsslnt6jth2z634mmr2pw8lu/9206c13a6dd948f7a0ed1ae95bfa6dfd/default",
+		"http://fastly-download.epicgames.com/Builds/Org/o-pldxyabsslnt6jth2z634mmr2pw8lu/9206c13a6dd948f7a0ed1ae95bfa6dfd/default"
+	],
+	"BuildLabel": "Live",
+	"AppCategories": [
+		"public",
+		"games",
+		"applications"
+	],
+	"ChunkDbs": [],
+	"CompatibleApps": [],
+	"DisplayName": "Void Bastards",
+	"InstallationGuid": "2D5C19734137C4172B48478C09F908BD",
+	"InstallLocation": "E:\\SlowEpic\\VoidBastards",
+	"InstallSessionId": "978E0F85440F5F6EFCDDA7AE5677B1B8",
+	"InstallTags": [],
+	"InstallComponents": [],
+	"HostInstallationGuid": "00000000000000000000000000000000",
+	"PrereqIds": [],
+	"StagingLocation": "E:\\SlowEpic\\VoidBastards/.egstore/bps",
+	"TechnicalType": "public,games,applications",
+	"VaultThumbnailUrl": "",
+	"VaultTitleText": "",
+	"InstallSize": 6180063330,
+	"MainWindowProcessName": "",
+	"ProcessNames": [],
+	"MandatoryAppFolderName": "VoidBastards",
+	"OwnershipToken": "false",
+	"CatalogNamespace": "6b753bd045604be89d9779e741c604b1",
+	"CatalogItemId": "486ccd7673284a02bd62dd6d5fa289e0",
+	"AppName": "595e35287b824902a2f7107139603732",
+	"AppVersionString": "2.0.33",
+	"MainGameCatalogNamespace": "6b753bd045604be89d9779e741c604b1",
+	"MainGameCatalogItemId": "486ccd7673284a02bd62dd6d5fa289e0",
+	"MainGameAppName": "595e35287b824902a2f7107139603732",
+	"AllowedUriEnvVars": []
+}
@@ -0,0 +1,55 @@
+{
+	"FormatVersion": 0,
+	"bIsIncompleteInstall": false,
+	"LaunchCommand": "",
+	"LaunchExecutable": "Spectrum.exe",
+	"ManifestLocation": "E:\\SlowEpic\\TheSpectrumRetreat/.egstore",
+	"bIsApplication": true,
+	"bIsExecutable": true,
+	"bIsManaged": false,
+	"bNeedsValidation": false,
+	"bRequiresAuth": true,
+	"bAllowMultipleInstances": false,
+	"bCanRunOffline": true,
+	"bAllowUriCmdArgs": false,
+	"BaseURLs": [
+		"http://download.epicgames.com/Builds/Org/o-fbx9l7z95axq9s73trhbttadbareuq/b9018aa99bd1475687cf964588f588e2/default",
+		"http://download2.epicgames.com/Builds/Org/o-fbx9l7z95axq9s73trhbttadbareuq/b9018aa99bd1475687cf964588f588e2/default",
+		"http://download3.epicgames.com/Builds/Org/o-fbx9l7z95axq9s73trhbttadbareuq/b9018aa99bd1475687cf964588f588e2/default",
+		"http://download4.epicgames.com/Builds/Org/o-fbx9l7z95axq9s73trhbttadbareuq/b9018aa99bd1475687cf964588f588e2/default",
+		"http://epicgames-download1.akamaized.net/Builds/Org/o-fbx9l7z95axq9s73trhbttadbareuq/b9018aa99bd1475687cf964588f588e2/default",
+		"http://fastly-download.epicgames.com/Builds/Org/o-fbx9l7z95axq9s73trhbttadbareuq/b9018aa99bd1475687cf964588f588e2/default"
+	],
+	"BuildLabel": "Live",
+	"AppCategories": [
+		"games",
+		"applications"
+	],
+	"ChunkDbs": [],
+	"CompatibleApps": [],
+	"DisplayName": "The Spectrum Retreat",
+	"InstallationGuid": "60D16FC34A870439914B5282434CD35A",
+	"InstallLocation": "E:\\SlowEpic\\TheSpectrumRetreat",
+	"InstallSessionId": "CF352F6B4AD87AB135486E9E76BB5915",
+	"InstallTags": [],
+	"InstallComponents": [],
+	"HostInstallationGuid": "00000000000000000000000000000000",
+	"PrereqIds": [],
+	"StagingLocation": "E:\\SlowEpic\\TheSpectrumRetreat/.egstore/bps",
+	"TechnicalType": "games,applications",
+	"VaultThumbnailUrl": "",
+	"VaultTitleText": "",
+	"InstallSize": 6608600518,
+	"MainWindowProcessName": "",
+	"ProcessNames": [],
+	"MandatoryAppFolderName": "TheSpectrumRetreat",
+	"OwnershipToken": "false",
+	"CatalogNamespace": "32ef234417314b65a4f76041b684f4d0",
+	"CatalogItemId": "7f65d209277f4c10ac7c5eb4f1ed3ae9",
+	"AppName": "7b8fb449c8d3404ba7eda9cd4da1401b",
+	"AppVersionString": "1.0rc",
+	"MainGameCatalogNamespace": "32ef234417314b65a4f76041b684f4d0",
+	"MainGameCatalogItemId": "7f65d209277f4c10ac7c5eb4f1ed3ae9",
+	"MainGameAppName": "7b8fb449c8d3404ba7eda9cd4da1401b",
+	"AllowedUriEnvVars": []
+}