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WIP support for LaTeX citations in text editor
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,162 @@ | ||
| import { IDocumentWidget } from '@jupyterlab/docregistry'; | ||
| import { FileEditor } from '@jupyterlab/fileeditor'; | ||
| import { CodeEditor } from '@jupyterlab/codeeditor'; | ||
|
|
||
| import { | ||
| CitationInsertData, | ||
| CitationQuerySubset, | ||
| CiteProc, | ||
| ICitableItemRecordsBySource, | ||
| ICitation, | ||
| ICitationFormattingOptions, | ||
| IDocumentAdapter | ||
| } from '../types'; | ||
| import OutputMode = CiteProc.OutputMode; | ||
| import { HTMLFormatter, TexFormatter, IOutputFormatter } from '../formatting'; | ||
|
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|
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| function editorContentSubset(editor: CodeEditor.IEditor, subset: CitationQuerySubset): string { | ||
| const cursor = editor.getCursorPosition(); | ||
| const offset = editor.getOffsetAt(cursor); | ||
| const content = editor.model.value.text; | ||
| switch (subset) { | ||
| case 'all': | ||
| return content; | ||
| case 'after-cursor': | ||
| return content.substring(offset); | ||
| case 'before-cursor': | ||
| return content.substring(0, offset); | ||
| } | ||
| } | ||
|
|
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| export class EditorAdapter implements | ||
| IDocumentAdapter<IDocumentWidget<FileEditor>> | ||
| { | ||
| citations: ICitation[]; | ||
|
|
||
| constructor( | ||
| public document: IDocumentWidget<FileEditor>, | ||
| public options: ICitationFormattingOptions | ||
| ) { | ||
| this.citations = []; | ||
| } | ||
|
|
||
| getCitableItemsFallbackData(): ICitableItemRecordsBySource | null { | ||
| // currently not supported for editors | ||
| return null; | ||
| } | ||
|
|
||
| setCitableItemsFallbackData(data: ICitableItemRecordsBySource): void { | ||
| // currently not supported for editors | ||
| } | ||
|
|
||
| isAvailable(): boolean { | ||
| return this.outputFormat === 'latex'; | ||
| } | ||
|
|
||
| private insertAtCursor(text: string) { | ||
| const fileEditor = this.document.content; | ||
| if (fileEditor) { | ||
| const editor = fileEditor.editor; | ||
| const cursor = editor.getCursorPosition(); | ||
| const offset = editor.getOffsetAt(cursor); | ||
| fileEditor.model.value.insert(offset, text); | ||
| const updatedPosition = editor.getPositionAt(offset + text.length); | ||
| if (updatedPosition) { | ||
| editor.setCursorPosition(updatedPosition); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| get outputFormat(): OutputMode { | ||
| // TODO: app.docRegistry.getFileTypeForModel(contentsModel) | ||
| const codeMirrorMimeType = this.document.content.model.mimeType; | ||
| if (codeMirrorMimeType === 'text/html') { | ||
| return 'html'; | ||
| } else if (['text/x-latex', 'text/x-tex'].includes(codeMirrorMimeType)) { | ||
| return 'latex'; | ||
| } else { | ||
| return this.options.defaultFormat; | ||
| } | ||
| } | ||
|
|
||
| getCitationStyle(): string | undefined { | ||
| // TODO | ||
| return; | ||
| } | ||
|
|
||
| setCitationStyle(newStyle: string): void { | ||
| // TODO - as metadata in frontmatter for Markdown? | ||
| return; | ||
| } | ||
|
|
||
| protected get formatter(): IOutputFormatter { | ||
| if (this.outputFormat === 'latex') { | ||
| return new TexFormatter(this.options); | ||
| } | ||
| return new HTMLFormatter(this.options); | ||
| } | ||
|
|
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| insertBibliography(bibliography: string): void { | ||
| this.insertAtCursor(this.formatBibliography(bibliography)); | ||
| } | ||
|
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| formatBibliography(bibliography: string): string { | ||
| return this.formatter.formatBibliography(bibliography); | ||
| } | ||
|
|
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| updateBibliography(bibliography: string): void { | ||
| const newText = this.formatter.updateBibliography( | ||
| this.document.content.model.value.text, | ||
| bibliography | ||
| ); | ||
| if (newText != null) { | ||
| this.document.content.model.value.text = newText; | ||
| } | ||
| } | ||
|
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| formatCitation(citation: CitationInsertData): string { | ||
| return this.formatter.formatCitation(citation); | ||
| } | ||
|
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| insertCitation(citation: CitationInsertData): void { | ||
| this.insertAtCursor(this.formatCitation(citation)); | ||
| // TODO: maybe store current citations in metadata (how?) | ||
| } | ||
|
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| updateCitation(citation: ICitation): void { | ||
| const oldText = this.document.content.model.value.text; | ||
| const { newText, matchesCount } = this.formatter.updateCitation( | ||
| oldText, | ||
| citation | ||
| ) | ||
| if (newText != null) { | ||
| this.document.content.model.value.text = newText; | ||
| } | ||
| if (matchesCount === 0) { | ||
| console.warn('Failed to update citation', citation, '- no matches found'); | ||
| } else if (matchesCount > 1) { | ||
| console.warn( | ||
| 'Citation', | ||
| citation, | ||
| 'appears in more than once with the same ID; please correct it manually' | ||
| ); | ||
| } | ||
| } | ||
|
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| findCitations(subset: CitationQuerySubset): ICitation[] { | ||
|
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| const fileEditor = this.document.content; | ||
| if (!fileEditor) { | ||
| throw Error('Editor not available') | ||
| } | ||
| const editor = fileEditor.editor; | ||
| return this.formatter.extractCitations( | ||
| editorContentSubset(editor, subset), | ||
| { | ||
| host: this.document.content.node | ||
| }, | ||
| {} | ||
| ); | ||
| } | ||
| } |
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