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feat(core): updates IfcMetadataReader
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61 changes: 45 additions & 16 deletions
61
packages/core/src/fragments/IfcLoader/src/ifc-metadata-reader.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,22 +1,51 @@ | ||
| import * as WEBIFC from "web-ifc"; | ||
|
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| // https://standards.buildingsmart.org/documents/Implementation/ImplementationGuide_IFCHeaderData_Version_1.0.2.pdf | ||
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| export class IfcMetadataReader { | ||
| get(webIfc: WEBIFC.IfcAPI, type: number) { | ||
| let description = ""; | ||
| const descriptionData = webIfc.GetHeaderLine(0, type) || ""; | ||
| if (!descriptionData) return description; | ||
| for (const arg of descriptionData.arguments) { | ||
| if (arg === null || arg === undefined) { | ||
| continue; | ||
| } | ||
| if (Array.isArray(arg)) { | ||
| for (const subArg of arg) { | ||
| description += `${subArg.value}|`; | ||
| } | ||
| } else { | ||
| description += `${arg.value}|`; | ||
| } | ||
| getNameInfo(webIfc: WEBIFC.IfcAPI) { | ||
| const data: Record<string, any> = {}; | ||
| const { arguments: dataArguments } = | ||
| webIfc.GetHeaderLine(0, WEBIFC.FILE_NAME) || {}; | ||
| if (!dataArguments) return data; | ||
| const [ | ||
| name, | ||
| timeStamp, | ||
| author, | ||
| organization, | ||
| preprocessorVersion, | ||
| originatingSystem, | ||
| authorization, | ||
| ] = dataArguments; | ||
| if (name?.value) data.name = name.value; | ||
| if (timeStamp?.value) data.creationDate = new Date(timeStamp.value); | ||
| if (author) { | ||
| data.author = {} as Record<string, any>; | ||
| const [authorName, authorEmail] = author; | ||
| if (authorName?.value) data.author.name = authorName.value; | ||
| if (authorEmail?.value) data.author.email = authorEmail.value; | ||
| } | ||
| if (organization[0]?.value) data.organization = organization[0].value; | ||
| if (preprocessorVersion?.value) | ||
| data.preprocessorVersion = preprocessorVersion?.value; | ||
| if (originatingSystem?.value) | ||
| data.originatingSystem = originatingSystem?.value; | ||
| if (authorization?.value) data.authorization = authorization?.value; | ||
| return data; | ||
| } | ||
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| getDescriptionInfo(webIfc: WEBIFC.IfcAPI) { | ||
| const data: Record<string, any> = {}; | ||
| const { arguments: dataArguments } = | ||
| webIfc.GetHeaderLine(0, WEBIFC.FILE_DESCRIPTION) || {}; | ||
| if (!dataArguments) return data; | ||
| const [description, implementationLevel] = dataArguments; | ||
| if (description[0]?.value) { | ||
| const viewDefinition = description[0].value.match(/\[([^\]]+)\]/); | ||
| if (viewDefinition[1]) data.viewDefinition = viewDefinition[1]; | ||
| } | ||
| return description; | ||
| if (implementationLevel?.value) | ||
| data.implementationLevel = implementationLevel.value; | ||
| return data; | ||
| } | ||
| } |