mirror of
https://github.com/SickGear/SickGear.git
synced 2024-11-22 04:45:05 +00:00
102 lines
3.6 KiB
Python
102 lines
3.6 KiB
Python
from hachoir.metadata.metadata import RootMetadata, registerExtractor
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from hachoir.parser.program import ExeFile
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from hachoir.metadata.safe import fault_tolerant, getValue
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class ExeMetadata(RootMetadata):
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KEY_TO_ATTR = {
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"ProductName": "title",
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"LegalCopyright": "copyright",
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"LegalTrademarks": "copyright",
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"LegalTrademarks1": "copyright",
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"LegalTrademarks2": "copyright",
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"CompanyName": "author",
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"BuildDate": "creation_date",
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"FileDescription": "title",
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"ProductVersion": "version",
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}
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SKIP_KEY = set(("InternalName", "OriginalFilename",
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"FileVersion", "BuildVersion"))
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def extract(self, exe):
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if exe.isPE():
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self.extractPE(exe)
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elif exe.isNE():
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self.extractNE(exe)
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def extractNE(self, exe):
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if "ne_header" in exe:
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self.useNE_Header(exe["ne_header"])
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if "info" in exe:
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self.useNEInfo(exe["info"])
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@fault_tolerant
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def useNEInfo(self, info):
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for node in info.array("node"):
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if node["name"].value == "StringFileInfo":
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self.readVersionInfo(node["node[0]"])
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def extractPE(self, exe):
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# Read information from headers
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if "pe_header" in exe:
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self.usePE_Header(exe["pe_header"])
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if "pe_opt_header" in exe:
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self.usePE_OptHeader(exe["pe_opt_header"])
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# Use PE resource
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resource = exe.getResource()
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if resource and "version_info/node[0]" in resource:
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for node in resource.array("version_info/node[0]/node"):
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if getValue(node, "name") == "StringFileInfo" \
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and "node[0]" in node:
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self.readVersionInfo(node["node[0]"])
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@fault_tolerant
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def useNE_Header(self, hdr):
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if hdr["is_dll"].value:
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self.format_version = "New-style executable: Dynamic-link library (DLL)"
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elif hdr["is_win_app"].value:
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self.format_version = "New-style executable: Windows 3.x application"
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else:
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self.format_version = "New-style executable for Windows 3.x"
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@fault_tolerant
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def usePE_Header(self, hdr):
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self.creation_date = hdr["creation_date"].value
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self.comment = "CPU: %s" % hdr["cpu"].display
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if hdr["is_dll"].value:
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self.format_version = "Portable Executable: Dynamic-link library (DLL)"
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else:
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self.format_version = "Portable Executable: Windows application"
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@fault_tolerant
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def usePE_OptHeader(self, hdr):
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self.comment = "Subsystem: %s" % hdr["subsystem"].display
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def readVersionInfo(self, info):
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values = {}
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for node in info.array("node"):
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if "value" not in node or "name" not in node:
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continue
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value = node["value"].value.strip(" \0")
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if not value:
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continue
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key = node["name"].value
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values[key] = value
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if "ProductName" in values and "FileDescription" in values:
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# Make sure that FileDescription is set before ProductName
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# as title value
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self.title = values["FileDescription"]
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self.title = values["ProductName"]
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del values["FileDescription"]
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del values["ProductName"]
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for key, value in values.items():
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if key in self.KEY_TO_ATTR:
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setattr(self, self.KEY_TO_ATTR[key], value)
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elif key not in self.SKIP_KEY:
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self.comment = "%s=%s" % (key, value)
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registerExtractor(ExeFile, ExeMetadata)
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