refactor: move forge to pydantic models

3 files changed, 323 insertions, 323 deletions

diff --git a/meta/common/forge.py b/meta/common/forge.py
new file mode 100644
index 0000000000..d39249cc0c
--- /dev/null
+++ b/meta/common/forge.py
@@ -0,0 +1,17 @@
+from os.path import join
+
+BASE_DIR = "forge"
+
+JARS_DIR = join(BASE_DIR, "jars")
+INSTALLER_INFO_DIR = join(BASE_DIR, "installer_info")
+INSTALLER_MANIFEST_DIR = join(BASE_DIR, "installer_manifests")
+VERSION_MANIFEST_DIR = join(BASE_DIR, "version_manifests")
+FILE_MANIFEST_DIR = join(BASE_DIR, "files_manifests")
+DERIVED_INDEX_FILE = join(BASE_DIR, "derived_index.json")
+
+STATIC_LEGACYINFO_FILE = join(BASE_DIR, "forge-legacyinfo.json")
+
+FORGE_COMPONENT = "net.minecraftforge"
+
+FORGEWRAPPER_MAVEN = "https://polymc.github.io/files/maven/%s"
+BAD_VERSIONS = ["1.12.2-14.23.5.2851"]
diff --git a/meta/forgeutil.py b/meta/forgeutil.py
deleted file mode 100644
index 4c2615cb8d..0000000000
--- a/meta/forgeutil.py
+++ /dev/null
@@ -1,323 +0,0 @@
-from collections import namedtuple
-
-from .metautil import *
-
-
-# A post-processed entry constructed from the reconstructed Forge version index
-class ForgeVersion:
-    def __init__(self, entry):
-        self.build = entry.build
-        self.rawVersion = entry.version
-        self.mcversion = entry.mcversion
-        self.mcversion_sane = self.mcversion.replace("_pre", "-pre", 1)
-        self.branch = entry.branch
-        self.installer_filename = None
-        self.installer_url = None
-        self.universal_filename = None
-        self.universal_url = None
-        self.changelog_url = None
-        self.longVersion = "%s-%s" % (self.mcversion, self.rawVersion)
-        if self.branch != None:
-            self.longVersion = self.longVersion + "-%s" % (self.branch)
-        for classifier, fileentry in entry.files.items():
-            extension = fileentry.extension
-            checksum = fileentry.hash
-            filename = fileentry.filename(self.longVersion)
-            url = fileentry.url(self.longVersion)
-            if (classifier == "installer") and (extension == "jar"):
-                self.installer_filename = filename
-                self.installer_url = url
-            if (classifier == "universal" or classifier == "client") and (extension == "jar" or extension == "zip"):
-                self.universal_filename = filename
-                self.universal_url = url
-            if (classifier == "changelog") and (extension == "txt"):
-                self.changelog_url = url
-
-    def name(self):
-        return "Forge %d" % (self.build)
-
-    def usesInstaller(self):
-        if self.installer_url == None:
-            return False
-        if self.mcversion == "1.5.2":
-            return False
-        return True
-
-    def filename(self):
-        if self.usesInstaller():
-            return self.installer_filename
-        else:
-            return self.universal_filename
-
-    def url(self):
-        if self.usesInstaller():
-            return self.installer_url
-        else:
-            return self.universal_url
-
-    def isSupported(self):
-        if self.url() == None:
-            return False
-
-        versionElements = self.rawVersion.split('.')
-        if len(versionElements) < 1:
-            return False
-
-        majorVersionStr = versionElements[0]
-        if not majorVersionStr.isnumeric():
-            return False
-
-        # majorVersion = int(majorVersionStr)
-        # if majorVersion >= 37:
-        #    return False
-
-        return True
-
-
-class ForgeFile(JsonObject):
-    classifier = StringProperty(required=True)
-    hash = StringProperty(required=True)
-    extension = StringProperty(required=True)
-
-    def filename(self, longversion):
-        return "%s-%s-%s.%s" % ("forge", longversion, self.classifier, self.extension)
-
-    def url(self, longversion):
-        return "https://files.minecraftforge.net/maven/net/minecraftforge/forge/%s/%s" % (
-        longversion, self.filename(longversion))
-
-
-class ForgeEntry(JsonObject):
-    longversion = StringProperty(required=True)
-    mcversion = StringProperty(required=True)
-    version = StringProperty(required=True)
-    build = IntegerProperty(required=True)
-    branch = StringProperty()
-    latest = BooleanProperty()
-    recommended = BooleanProperty()
-    files = DictProperty(ForgeFile)
-
-
-class ForgeMcVersionInfo(JsonObject):
-    latest = StringProperty()
-    recommended = StringProperty()
-    versions = ListProperty(StringProperty())
-
-
-class DerivedForgeIndex(JsonObject):
-    versions = DictProperty(ForgeEntry)
-    by_mcversion = DictProperty(ForgeMcVersionInfo)
-
-
-'''
-FML library mappings - these are added to legacy Forge versions because Forge no longer can download these
-by itself - the locations have changed and some of this has to be rehosted on PolyMC servers.
-'''
-
-FMLLib = namedtuple('FMLLib', ('filename', 'checksum', 'ours'))
-
-fmlLibsMapping = {}
-
-fmlLibsMapping["1.3.2"] = [
-    FMLLib("argo-2.25.jar", "bb672829fde76cb163004752b86b0484bd0a7f4b", False),
-    FMLLib("guava-12.0.1.jar", "b8e78b9af7bf45900e14c6f958486b6ca682195f", False),
-    FMLLib("asm-all-4.0.jar", "98308890597acb64047f7e896638e0d98753ae82", False)
-]
-
-fml14 = [
-    FMLLib("argo-2.25.jar", "bb672829fde76cb163004752b86b0484bd0a7f4b", False),
-    FMLLib("guava-12.0.1.jar", "b8e78b9af7bf45900e14c6f958486b6ca682195f", False),
-    FMLLib("asm-all-4.0.jar", "98308890597acb64047f7e896638e0d98753ae82", False),
-    FMLLib("bcprov-jdk15on-147.jar", "b6f5d9926b0afbde9f4dbe3db88c5247be7794bb", False)
-]
-fmlLibsMapping["1.4"] = fml14;
-fmlLibsMapping["1.4.1"] = fml14;
-fmlLibsMapping["1.4.2"] = fml14;
-fmlLibsMapping["1.4.3"] = fml14;
-fmlLibsMapping["1.4.4"] = fml14;
-fmlLibsMapping["1.4.5"] = fml14;
-fmlLibsMapping["1.4.6"] = fml14;
-fmlLibsMapping["1.4.7"] = fml14;
-
-fmlLibsMapping["1.5"] = [
-    FMLLib("argo-small-3.2.jar", "58912ea2858d168c50781f956fa5b59f0f7c6b51", False),
-    FMLLib("guava-14.0-rc3.jar", "931ae21fa8014c3ce686aaa621eae565fefb1a6a", False),
-    FMLLib("asm-all-4.1.jar", "054986e962b88d8660ae4566475658469595ef58", False),
-    FMLLib("bcprov-jdk15on-148.jar", "960dea7c9181ba0b17e8bab0c06a43f0a5f04e65", True),
-    FMLLib("deobfuscation_data_1.5.zip", "5f7c142d53776f16304c0bbe10542014abad6af8", False),
-    FMLLib("scala-library.jar", "458d046151ad179c85429ed7420ffb1eaf6ddf85", True)
-]
-
-fmlLibsMapping["1.5.1"] = [
-    FMLLib("argo-small-3.2.jar", "58912ea2858d168c50781f956fa5b59f0f7c6b51", False),
-    FMLLib("guava-14.0-rc3.jar", "931ae21fa8014c3ce686aaa621eae565fefb1a6a", False),
-    FMLLib("asm-all-4.1.jar", "054986e962b88d8660ae4566475658469595ef58", False),
-    FMLLib("bcprov-jdk15on-148.jar", "960dea7c9181ba0b17e8bab0c06a43f0a5f04e65", True),
-    FMLLib("deobfuscation_data_1.5.1.zip", "22e221a0d89516c1f721d6cab056a7e37471d0a6", False),
-    FMLLib("scala-library.jar", "458d046151ad179c85429ed7420ffb1eaf6ddf85", True)
-]
-
-fmlLibsMapping["1.5.2"] = [
-    FMLLib("argo-small-3.2.jar", "58912ea2858d168c50781f956fa5b59f0f7c6b51", False),
-    FMLLib("guava-14.0-rc3.jar", "931ae21fa8014c3ce686aaa621eae565fefb1a6a", False),
-    FMLLib("asm-all-4.1.jar", "054986e962b88d8660ae4566475658469595ef58", False),
-    FMLLib("bcprov-jdk15on-148.jar", "960dea7c9181ba0b17e8bab0c06a43f0a5f04e65", True),
-    FMLLib("deobfuscation_data_1.5.2.zip", "446e55cd986582c70fcf12cb27bc00114c5adfd9", False),
-    FMLLib("scala-library.jar", "458d046151ad179c85429ed7420ffb1eaf6ddf85", True)
-]
-
-'''
-"install": {
-    "profileName": "Forge",
-    "target":"Forge8.9.0.753",
-    "path":"net.minecraftforge:minecraftforge:8.9.0.753",
-    "version":"Forge 8.9.0.753",
-    "filePath":"minecraftforge-universal-1.6.1-8.9.0.753.jar",
-    "welcome":"Welcome to the simple Forge installer.",
-    "minecraft":"1.6.1",
-    "logo":"/big_logo.png",
-    "mirrorList": "http://files.minecraftforge.net/mirror-brand.list"
-},
-"install": {
-    "profileName": "forge",
-    "target":"1.11-forge1.11-13.19.0.2141",
-    "path":"net.minecraftforge:forge:1.11-13.19.0.2141",
-    "version":"forge 1.11-13.19.0.2141",
-    "filePath":"forge-1.11-13.19.0.2141-universal.jar",
-    "welcome":"Welcome to the simple forge installer.",
-    "minecraft":"1.11",
-    "mirrorList" : "http://files.minecraftforge.net/mirror-brand.list",
-    "logo":"/big_logo.png",
-    "modList":"none"
-},
-'''
-
-
-class ForgeInstallerProfileInstallSection(JsonObject):
-    profileName = StringProperty(required=True)
-    target = StringProperty(required=True)
-    path = GradleSpecifierProperty(required=True)
-    version = StringProperty(required=True)
-    filePath = StringProperty(required=True)
-    welcome = StringProperty(required=True)
-    minecraft = StringProperty(required=True)
-    logo = StringProperty(required=True)
-    mirrorList = StringProperty(required=True)
-    modList = StringProperty(exclude_if_none=True, default=None)
-
-
-class ForgeLibrary(MojangLibrary):
-    url = StringProperty(exclude_if_none=True)
-    serverreq = BooleanProperty(exclude_if_none=True, default=None)
-    clientreq = BooleanProperty(exclude_if_none=True, default=None)
-    checksums = ListProperty(StringProperty)
-    comment = StringProperty()
-
-
-class ForgeVersionFile(MojangVersionFile):
-    libraries = ListProperty(ForgeLibrary, exclude_if_none=True, default=None)  # overrides Mojang libraries
-    inheritsFrom = StringProperty()
-    jar = StringProperty()
-
-
-'''
-"optionals": [
-    {
-        "name": "Mercurius",
-        "client": true,
-        "server": true,
-        "default": true,
-        "inject": true,
-        "desc": "A mod that collects statistics about Minecraft and your system.<br>Useful for Forge to understand how Minecraft/Forge are used.",
-        "url": "http://www.minecraftforge.net/forum/index.php?topic=43278.0",
-        "artifact": "net.minecraftforge:MercuriusUpdater:1.11.2",
-        "maven": "http://files.minecraftforge.net/maven/"
-    }
-]
-'''
-
-
-class ForgeOptional(JsonObject):
-    name = StringProperty()
-    client = BooleanProperty()
-    server = BooleanProperty()
-    default = BooleanProperty()
-    inject = BooleanProperty()
-    desc = StringProperty()
-    url = StringProperty()
-    artifact = GradleSpecifierProperty()
-    maven = StringProperty()
-
-
-class ForgeInstallerProfile(JsonObject):
-    install = ObjectProperty(ForgeInstallerProfileInstallSection, required=True)
-    versionInfo = ObjectProperty(ForgeVersionFile, required=True)
-    optionals = ListProperty(ForgeOptional)
-
-
-class ForgeLegacyInfo(JsonObject):
-    releaseTime = ISOTimestampProperty()
-    size = IntegerProperty()
-    sha256 = StringProperty()
-    sha1 = StringProperty()
-
-
-class ForgeLegacyInfoList(JsonObject):
-    number = DictProperty(ForgeLegacyInfo)
-
-
-class DataSpec(JsonObject):
-    client = StringProperty()
-    server = StringProperty()
-
-
-class ProcessorSpec(JsonObject):
-    jar = StringProperty()
-    classpath = ListProperty(StringProperty)
-    args = ListProperty(StringProperty)
-    outputs = DictProperty(StringProperty)
-    sides = ListProperty(StringProperty, exclude_if_none=True, default=None)
-
-
-# Note: This is only used in one version (1.12.2-14.23.5.2851) and we don't even use the installer profile in it.
-#       It's here just so it parses and we can continue...
-class ForgeInstallerProfileV1_5(JsonObject):
-    _comment = ListProperty(StringProperty)
-    spec = IntegerProperty()
-    profile = StringProperty()
-    version = StringProperty()
-    icon = StringProperty()
-    json = StringProperty()
-    path = GradleSpecifierProperty()
-    logo = StringProperty()
-    minecraft = StringProperty()
-    welcome = StringProperty()
-    # We don't know what 'data' actually is in this one. It's an empty array
-    data = ListProperty(StringProperty)
-    processors = ListProperty(ProcessorSpec)
-    libraries = ListProperty(MojangLibrary)
-    mirrorList = StringProperty(exclude_if_none=True, default=None)
-
-
-class ForgeInstallerProfileV2(JsonObject):
-    _comment = ListProperty(StringProperty)
-    spec = IntegerProperty()
-    profile = StringProperty()
-    version = StringProperty()
-    icon = StringProperty()
-    json = StringProperty()
-    path = GradleSpecifierProperty()
-    logo = StringProperty()
-    minecraft = StringProperty()
-    welcome = StringProperty()
-    data = DictProperty(DataSpec)
-    processors = ListProperty(ProcessorSpec)
-    libraries = ListProperty(MojangLibrary)
-    mirrorList = StringProperty(exclude_if_none=True, default=None)
-    serverJarPath = StringProperty(exclude_if_none=True, default=None)
-
-
-class InstallerInfo(JsonObject):
-    sha1hash = StringProperty()
-    sha256hash = StringProperty()
-    size = IntegerProperty()
diff --git a/meta/model/forge.py b/meta/model/forge.py
new file mode 100644
index 0000000000..6290cc8dff
--- /dev/null
+++ b/meta/model/forge.py
@@ -0,0 +1,306 @@
+from datetime import datetime
+from typing import Optional, List, Dict
+
+from pydantic import Field
+
+from . import MetaBase, GradleSpecifier, MojangLibrary
+from .mojang import MojangVersion
+
+
+class ForgeFile(MetaBase):
+    classifier: str
+    hash: str
+    extension: str
+
+    def filename(self, longversion):
+        return "%s-%s-%s.%s" % ("forge", longversion, self.classifier, self.extension)
+
+    def url(self, longversion):
+        return "https://files.minecraftforge.net/maven/net/minecraftforge/forge/%s/%s" % (
+            longversion, self.filename(longversion))
+
+
+class ForgeEntry(MetaBase):
+    longversion: str
+    mcversion: str
+    version: str
+    build: int
+    branch: Optional[str]
+    latest: Optional[bool]
+    recommended: Optional[bool]
+    files: Optional[Dict[str, ForgeFile]]
+
+
+class ForgeMCVersionInfo(MetaBase):
+    latest: Optional[str]
+    recommended: Optional[str]
+    versions: List[str] = Field([])
+
+
+class DerivedForgeIndex(MetaBase):
+    versions: Dict[str, ForgeEntry] = Field({})
+    by_mcversion: Dict[str, ForgeMCVersionInfo] = Field({})
+
+
+class FMLLib(MetaBase):  # old ugly stuff. Maybe merge this with Library or MojangLibrary later
+    filename: str
+    checksum: str
+    ours: bool
+
+
+class ForgeInstallerProfileInstallSection(MetaBase):
+    """
+    "install": {
+        "profileName": "Forge",
+        "target":"Forge8.9.0.753",
+        "path":"net.minecraftforge:minecraftforge:8.9.0.753",
+        "version":"Forge 8.9.0.753",
+        "filePath":"minecraftforge-universal-1.6.1-8.9.0.753.jar",
+        "welcome":"Welcome to the simple Forge installer.",
+        "minecraft":"1.6.1",
+        "logo":"/big_logo.png",
+        "mirrorList": "http://files.minecraftforge.net/mirror-brand.list"
+    },
+    "install": {
+        "profileName": "forge",
+        "target":"1.11-forge1.11-13.19.0.2141",
+        "path":"net.minecraftforge:forge:1.11-13.19.0.2141",
+        "version":"forge 1.11-13.19.0.2141",
+        "filePath":"forge-1.11-13.19.0.2141-universal.jar",
+        "welcome":"Welcome to the simple forge installer.",
+        "minecraft":"1.11",
+        "mirrorList" : "http://files.minecraftforge.net/mirror-brand.list",
+        "logo":"/big_logo.png",
+        "modList":"none"
+    },
+    """
+    profileName: str
+    target: str
+    path: GradleSpecifier
+    version: str
+    filePath: str
+    welcome: str
+    minecraft: str
+    logo: str
+    mirrorList: str
+    modList: Optional[str]
+
+
+class ForgeLibrary(MojangLibrary):
+    url: Optional[str]
+    serverreq: Optional[bool]
+    clientreq: Optional[bool]
+    checksums: Optional[List[str]]
+    comment: Optional[str]
+
+
+class ForgeVersionFile(MojangVersion):
+    libraries: Optional[List[ForgeLibrary]]  # overrides Mojang libraries
+    inheritsFrom: Optional[str]
+    jar: Optional[str]
+
+
+class ForgeOptional(MetaBase):
+    """
+    "optionals": [
+        {
+            "name": "Mercurius",
+            "client": true,
+            "server": true,
+            "default": true,
+            "inject": true,
+            "desc": "A mod that collects statistics about Minecraft and your system.<br>Useful for Forge to understand how Minecraft/Forge are used.",
+            "url": "http://www.minecraftforge.net/forum/index.php?topic=43278.0",
+            "artifact": "net.minecraftforge:MercuriusUpdater:1.11.2",
+            "maven": "http://files.minecraftforge.net/maven/"
+        }
+    ]
+    """
+    name: Optional[str]
+    client: Optional[bool]
+    server: Optional[bool]
+    default: Optional[bool]
+    inject: Optional[bool]
+    desc: Optional[str]
+    url: Optional[str]
+    artifact: Optional[GradleSpecifier]
+    maven: Optional[str]
+
+
+class ForgeInstallerProfile(MetaBase):
+    install: ForgeInstallerProfileInstallSection
+    versionInfo: ForgeVersionFile
+    optionals: Optional[List[ForgeOptional]]
+
+
+class ForgeLegacyInfo(MetaBase):
+    releaseTime: Optional[datetime]
+    size: Optional[int]
+    sha256: Optional[str]
+    sha1: Optional[str]
+
+
+class ForgeLegacyInfoList(MetaBase):
+    number: Dict[str, ForgeLegacyInfo] = Field({})
+
+
+class DataSpec(MetaBase):
+    client: Optional[str]
+    server: Optional[str]
+
+
+class ProcessorSpec(MetaBase):
+    jar: Optional[str]
+    classpath: Optional[List[str]]
+    args: Optional[List[str]]
+    outputs: Optional[Dict[str, str]]
+    sides: Optional[List[str]]
+
+
+class ForgeInstallerProfileV2(MetaBase):
+    _comment: Optional[List[str]]
+    spec: Optional[int]
+    profile: Optional[str]
+    version: Optional[str]
+    icon: Optional[str]
+    json_data: Optional[str] = Field(alias="json")
+    path: Optional[GradleSpecifier]
+    logo: Optional[str]
+    minecraft: Optional[str]
+    welcome: Optional[str]
+    data: Optional[Dict[str, DataSpec]]
+    processors: Optional[List[ProcessorSpec]]
+    libraries: Optional[List[MojangLibrary]]
+    mirrorList: Optional[str]
+    serverJarPath: Optional[str]
+
+
+class InstallerInfo(MetaBase):
+    sha1hash: Optional[str]
+    sha256hash: Optional[str]
+    size: Optional[int]
+
+
+def fml_libs_for_version(mc_version: str) -> List[FMLLib]:
+    argo_2_25 = FMLLib(filename="argo-2.25.jar",
+                       checksum="bb672829fde76cb163004752b86b0484bd0a7f4b",
+                       ours=False)
+    argo_small_3_2 = FMLLib(filename="argo-small-3.2.jar",
+                            checksum="58912ea2858d168c50781f956fa5b59f0f7c6b51",
+                            ours=False)
+    guava_12_0_1 = FMLLib(filename="guava-12.0.1.jar",
+                          checksum="b8e78b9af7bf45900e14c6f958486b6ca682195f",
+                          ours=False)
+    guava_14_0_rc3 = FMLLib(filename="guava-14.0-rc3.jar",
+                            checksum="931ae21fa8014c3ce686aaa621eae565fefb1a6a",
+                            ours=False)
+    asm_all_4_0 = FMLLib(filename="asm-all-4.0.jar",
+                         checksum="98308890597acb64047f7e896638e0d98753ae82",
+                         ours=False)
+    asm_all_4_1 = FMLLib(filename="asm-all-4.1.jar",
+                         checksum="054986e962b88d8660ae4566475658469595ef58",
+                         ours=False)
+    bcprov_jdk15on_147 = FMLLib(filename="bcprov-jdk15on-147.jar",
+                                checksum="b6f5d9926b0afbde9f4dbe3db88c5247be7794bb",
+                                ours=False)
+    bcprov_jdk15on_148 = FMLLib(filename="bcprov-jdk15on-148.jar",
+                                checksum="960dea7c9181ba0b17e8bab0c06a43f0a5f04e65",
+                                ours=True)
+    scala_library = FMLLib(filename="scala-library.jar",
+                           checksum="458d046151ad179c85429ed7420ffb1eaf6ddf85",
+                           ours=True)
+
+    deobfuscation_data_1_5 = FMLLib(filename="deobfuscation_data_1.5.zip",
+                                    checksum="5f7c142d53776f16304c0bbe10542014abad6af8",
+                                    ours=False)
+
+    deobfuscation_data_1_5_1 = FMLLib(filename="deobfuscation_data_1.5.1.zip",
+                                      checksum="22e221a0d89516c1f721d6cab056a7e37471d0a6",
+                                      ours=False)
+    deobfuscation_data_1_5_2 = FMLLib(filename="deobfuscation_data_1.5.2.zip",
+                                      checksum="446e55cd986582c70fcf12cb27bc00114c5adfd9",
+                                      ours=False)
+    if mc_version == "1.3.2":
+        return [argo_2_25, guava_12_0_1, asm_all_4_0]
+    elif mc_version in ["1.4", "1.4.1", "1.4.2", "1.4.3", "1.4.4", "1.4.5", "1.4.6", "1.4.7"]:
+        return [argo_2_25, guava_12_0_1, asm_all_4_0, bcprov_jdk15on_147]
+    elif mc_version == "1.5":
+        return [argo_small_3_2, guava_14_0_rc3, asm_all_4_1, bcprov_jdk15on_148, deobfuscation_data_1_5,
+                scala_library]
+    elif mc_version == "1.5.1":
+        return [argo_small_3_2, guava_14_0_rc3, asm_all_4_1, bcprov_jdk15on_148, deobfuscation_data_1_5_1,
+                scala_library]
+    elif mc_version == "1.5.2":
+        return [argo_small_3_2, guava_14_0_rc3, asm_all_4_1, bcprov_jdk15on_148, deobfuscation_data_1_5_2,
+                scala_library]
+    return []
+
+
+# A post-processed entry constructed from the reconstructed Forge version index
+class ForgeVersion:
+    def __init__(self, entry: ForgeEntry):
+        self.build = entry.build
+        self.rawVersion = entry.version
+        self.mcversion = entry.mcversion
+        self.mcversion_sane = self.mcversion.replace("_pre", "-pre", 1)
+        self.branch = entry.branch
+        self.installer_filename = None
+        self.installer_url = None
+        self.universal_filename = None
+        self.universal_url = None
+        self.changelog_url = None
+        self.longVersion = "%s-%s" % (self.mcversion, self.rawVersion)
+        if self.branch is not None:
+            self.longVersion = self.longVersion + "-%s" % self.branch
+
+        # this comment's whole purpose is to say this: cringe
+        for classifier, file in entry.files.items():
+            extension = file.extension
+            filename = file.filename(self.longVersion)
+            url = file.url(self.longVersion)
+            if (classifier == "installer") and (extension == "jar"):
+                self.installer_filename = filename
+                self.installer_url = url
+            if (classifier == "universal" or classifier == "client") and (extension == "jar" or extension == "zip"):
+                self.universal_filename = filename
+                self.universal_url = url
+            if (classifier == "changelog") and (extension == "txt"):
+                self.changelog_url = url
+
+    def name(self):
+        return "Forge %d" % self.build
+
+    def uses_installer(self):
+        if self.installer_url is None:
+            return False
+        if self.mcversion == "1.5.2":
+            return False
+        return True
+
+    def filename(self):
+        if self.uses_installer():
+            return self.installer_filename
+        return self.universal_filename
+
+    def url(self):
+        if self.uses_installer():
+            return self.installer_url
+        return self.universal_url
+
+    def is_supported(self):
+        if self.url() is None:
+            return False
+
+        foo = self.rawVersion.split('.')
+        if len(foo) < 1:
+            return False
+
+        major_version = foo[0]
+        if not major_version.isnumeric():
+            return False
+
+        # majorVersion = int(majorVersionStr)
+        # if majorVersion >= 37:
+        #    return False
+
+        return True