updated the ssh transcript dialog

frontend/src/components/SSHTranscriptDialog.tsx

@@ -4,7 +4,11 @@ import Button from '@mui/material/Button'
 import Dialog from './ModalDialog'
 import DialogActions from '@mui/material/DialogActions'
 import DialogTitle from '@mui/material/DialogTitle'
+import FormControlLabel from '@mui/material/FormControlLabel'
+import Switch from '@mui/material/Switch'
+import TextField from '@mui/material/TextField'
 import Typography from '@mui/material/Typography'
+import { ChangeEvent as ReactChangeEvent, KeyboardEvent as ReactKeyboardEvent, useEffect, useMemo, useRef, useState } from 'react'
 import FormDialogContent from './FormDialogContent'
 
 type SSHTranscriptDialogProps = {
@@ -19,8 +23,155 @@ type SSHTranscriptDialogProps = {
 	onDownload: () => void
 }
 
+type TranscriptMatch = {
+	start: number
+	end: number
+}
+
+function cleanTerminalTranscript(text: string): string {
+	let out: string
+	let i: number
+	let code: number
+
+	out = text
+	out = out.replace(/\x1b\][^\x07]*(?:\x07|\x1b\\)/g, '')
+	out = out.replace(/\x1b[P^_].*?\x1b\\/gs, '')
+	out = out.replace(/\x1b\[[0-?]*[ -/]*[@-~]/g, '')
+	out = out.replace(/\x1b[()][A-Za-z0-9]/g, '')
+	out = out.replace(/\x1b[=>78DMHc]/g, '')
+	out = out.replace(/\r\n/g, '\n')
+	out = out.split('\n').map((line: string) => {
+		const parts: string[] = line.split('\r')
+
+		return parts[parts.length - 1]
+	}).join('\n')
+	while (out.includes('\b')) {
+		out = out.replace(/[^\n]\x08/g, '')
+		out = out.replace(/^\x08/gm, '')
+	}
+	out = out.replace(/\x07/g, '')
+	out = out.replace(/\x0b|\x0c/g, '\n')
+
+	let cleaned: string = ''
+	for (i = 0; i < out.length; i += 1) {
+		code = out.charCodeAt(i)
+		if (code === 9 || code === 10) {
+			cleaned += out[i]
+			continue
+		}
+		if (code < 32 || code === 127) {
+			continue
+		}
+		cleaned += out[i]
+	}
+	return cleaned
+}
+
+function escapeRegExp(text: string): string {
+	return text.replace(/[.*+?^${}()|[\]\\]/g, '\\$&')
+}
+
+function findTranscriptMatches(text: string, query: string, regexMode: boolean): { matches: TranscriptMatch[], error: string | null } {
+	var matches: TranscriptMatch[]
+	var pattern: RegExp
+	var match: RegExpExecArray | null
+	var source: string
+
+	matches = []
+	if (query === '') {
+		return { matches, error: null }
+	}
+	try {
+		source = regexMode ? query : escapeRegExp(query)
+		pattern = new RegExp(source, 'gi')
+	} catch (err) {
+		return { matches, error: err instanceof Error ? err.message : 'Invalid regular expression' }
+	}
+	for (;;) {
+		match = pattern.exec(text)
+		if (!match) {
+			break
+		}
+		matches.push({ start: match.index, end: match.index + match[0].length })
+		if (match[0].length === 0) {
+			pattern.lastIndex += 1
+		}
+	}
+	return { matches, error: null }
+}
+
 export default function SSHTranscriptDialog(props: SSHTranscriptDialogProps) {
 	const downloadDisabled: boolean = Boolean(props.loading) || props.text === '' || Boolean(props.downloadDisabled)
+	const [cleanMode, setCleanMode] = useState(true)
+	const [searchText, setSearchText] = useState('')
+	const [regexMode, setRegexMode] = useState(false)
+	const [matchIndex, setMatchIndex] = useState(0)
+	const transcriptRef = useRef<HTMLPreElement | null>(null)
+	const displayedText = useMemo(() => {
+		if (!cleanMode) {
+			return props.text
+		}
+		return cleanTerminalTranscript(props.text)
+	}, [cleanMode, props.text])
+	const searchResult = useMemo(() => {
+		return findTranscriptMatches(displayedText, searchText, regexMode)
+	}, [displayedText, regexMode, searchText])
+	const currentMatch: TranscriptMatch | null = searchResult.matches.length > 0 ? searchResult.matches[Math.min(matchIndex, searchResult.matches.length - 1)] : null
+
+	useEffect(() => {
+		if (!props.open || props.loading || props.error) {
+			return
+		}
+		window.setTimeout(() => {
+			transcriptRef.current?.focus({ preventScroll: true })
+		}, 0)
+	}, [props.error, props.loading, props.open])
+
+	useEffect(() => {
+		setMatchIndex(0)
+	}, [cleanMode, props.text, regexMode, searchText])
+
+	useEffect(() => {
+		var element: HTMLPreElement | null
+		var textNode: ChildNode | undefined
+		var range: Range
+		var rect: DOMRect
+		var hostRect: DOMRect
+
+		element = transcriptRef.current
+		if (!element || !currentMatch) {
+			return
+		}
+		textNode = element.childNodes[0]
+		if (!textNode || textNode.nodeType !== Node.TEXT_NODE) {
+			return
+		}
+		range = document.createRange()
+		range.setStart(textNode, currentMatch.start)
+		range.setEnd(textNode, currentMatch.end)
+		rect = range.getBoundingClientRect()
+		hostRect = element.getBoundingClientRect()
+		if (rect.top < hostRect.top || rect.bottom > hostRect.bottom) {
+			element.scrollTop += rect.top - hostRect.top - 24
+		}
+	}, [currentMatch])
+
+	const moveSearch = (direction: 1 | -1) => {
+		const count: number = searchResult.matches.length
+
+		if (count === 0) {
+			return
+		}
+		setMatchIndex((prev: number) => (prev + direction + count) % count)
+	}
+
+	const handleSearchKeyDown = (event: ReactKeyboardEvent<HTMLInputElement>) => {
+		if (event.key !== 'Enter') {
+			return
+		}
+		event.preventDefault()
+		moveSearch(event.shiftKey ? -1 : 1)
+	}
 
 	return (
 		<Dialog open={props.open} onClose={props.onClose} fullWidth maxWidth="md">
@@ -33,24 +184,62 @@ export default function SSHTranscriptDialog(props: SSHTranscriptDialogProps) {
 					</Typography>
 				) : null}
 				{!props.loading && !props.error ? (
-					<Box
+					<>
-						component="pre"
+						<Box sx={{ display: 'flex', justifyContent: 'space-between', gap: 1, alignItems: 'center', flexWrap: 'wrap' }}>
-						sx={{
+							<Box sx={{ display: 'flex', gap: 1, alignItems: 'center', flexWrap: 'wrap', flex: '1 1 420px' }}>
-							m: 0,
+								<TextField
-							p: 1.5,
+									size="small"
-							borderRadius: 1,
+									label="Search"
-							bgcolor: 'background.default',
+									value={searchText}
-							border: (theme) => `1px solid ${theme.palette.divider}`,
+									onChange={(event: ReactChangeEvent<HTMLInputElement>) => setSearchText(event.target.value)}
-							overflow: 'auto',
+									onKeyDown={handleSearchKeyDown}
-							maxHeight: '70vh',
+									error={Boolean(searchResult.error)}
-							fontFamily: 'monospace',
+									sx={{ minWidth: 260, flex: '1 1 260px' }}
-							fontSize: 13,
+								/>
-							whiteSpace: 'pre-wrap',
+								<Typography>
-							wordBreak: 'break-word'
+									{searchResult.error || (searchText ? `${searchResult.matches.length ? matchIndex + 1 : 0}/${searchResult.matches.length}` : '')}
-						}}
+								</Typography>
-					>
+								<Button size="small" variant="outlined" onClick={() => moveSearch(-1)} disabled={searchResult.matches.length === 0}>
-						{props.text || '(empty transcript)'}
+									Prev
-					</Box>
+								</Button>
+								<Button size="small" variant="outlined" onClick={() => moveSearch(1)} disabled={searchResult.matches.length === 0}>
+									Next
+								</Button>
+								<FormControlLabel
+									control={<Switch checked={regexMode} onChange={(event: ReactChangeEvent<HTMLInputElement>) => setRegexMode(event.target.checked)} />}
+									label="Regex"
+								/>
+							</Box>
+							<FormControlLabel
+								control={<Switch checked={cleanMode} onChange={(event: ReactChangeEvent<HTMLInputElement>) => setCleanMode(event.target.checked)} />}
+								label={cleanMode ? 'Clean' : 'Raw'}
+							/>
+						</Box>
+						<Box
+							component="pre"
+							ref={transcriptRef}
+							tabIndex={0}
+							sx={{
+								m: 0,
+								p: 1.5,
+								borderRadius: 1,
+								bgcolor: 'background.default',
+								border: (theme) => `1px solid ${theme.palette.divider}`,
+								overflow: 'auto',
+								maxHeight: '70vh',
+								fontFamily: 'monospace',
+								fontSize: 'body2.fontSize',
+								whiteSpace: 'pre-wrap',
+								wordBreak: 'break-word',
+								'&:focus': {
+									outline: (theme) => `2px solid ${theme.palette.primary.main}`,
+									outlineOffset: 2
+								}
+							}}
+						>
+							{displayedText || '(empty transcript)'}
+						</Box>
+					</>
 				) : null}
 			</FormDialogContent>
 			<DialogActions>

packaging/scripts/build-deb-in-docker.sh

@@ -3,6 +3,7 @@ set -eu
 
 IMAGE="${CODIT_DEB_IMAGE:-debian:stable}"
 ##DOCKER_RUN_XARGS="--platform linux/386"
+DOCKER_RUN_XARGS="${CODIT_DOCKER_RUN_XARGS:-}"
 
 ROOT_DIR="$(CDPATH= cd -- "$(dirname -- "$0")/../.." && pwd)"
 PKG_DIR="${ROOT_DIR}/packaging"