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(dbexists (file-exists? dbpath))
(db (sqlite3:open-database dbpath)))
(filedb:fdb-set-db! fdb db)
(filedb:fdb-set-dbpath! fdb dbpath)
(filedb:fdb-set-pathcache! fdb (make-hash-table))
(filedb:fdb-set-idcache! fdb (make-hash-table))
(filedb:fdb-set-partcache! fdb (make-hash-table))
;(sqlite3:set-busy-timeout! db 1000000)
(sqlite3:set-busy-handler! db (make-busy-timeout 136000))
(if (not dbexists)
(begin
(sqlite3:execute db "PRAGMA synchronous = OFF;")
(sqlite3:execute db "CREATE TABLE names (id INTEGER PRIMARY KEY,name TEST);") ;; for future use - change path in paths table to path_id
(sqlite3:execute db "CREATE INDEX name_index ON names (name);")
;; NB// We store a useful subset of file attributes but do not attempt to store all
(sqlite3:execute db "CREATE TABLE paths (id INTEGER PRIMARY KEY,
path TEXT,
parent_id INTEGER,
mode INTEGER DEFAULT -1,
uid INTEGER DEFAULT -1,
gid INTEGER DEFAULT -1,
size INTEGER DEFAULT -1,
mtime INTEGER DEFAULT -1);")
(sqlite3:execute db "CREATE INDEX path_index ON paths (path,parent_id);")
(sqlite3:execute db "CREATE TABLE bases (id INTEGER PRIMARY KEY,base TEXT, updated TIMESTAMP);")))
;; close the sqlite3 db and open it as needed
(filedb:finalize-db! fdb)
(filedb:fdb-set-db! fdb #f)
fdb))
(define (filedb:reopen-db fdb)
(let ((db (sqlite3:open-database (filedb:fdb-get-dbpath fdb))))
(filedb:fdb-set-db! fdb db)
(sqlite3:set-busy-handler! db (make-busy-timeout 136000))))
(define (filedb:finalize-db! fdb)
(sqlite3:finalize! (filedb:fdb-get-db fdb)))
(define (filedb:get-current-time-string)
(string-chomp (time->string (seconds->local-time (current-seconds)))))
(define (filedb:get-base-id db path)
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(sqlite3:finalize! stmt)))
(define (filedb:register-path fdb path #!key (save-stat #f))
(let* ((db (filedb:fdb-get-db fdb))
(pathcache (filedb:fdb-get-pathcache fdb))
(stat (if save-stat (file-stat path #t)))
(id (hash-table-ref/default pathcache path #f)))
(if (not db)(filedb:reopen-db fdb))
(if id id
(let ((plist (string-split path "/")))
(let loop ((head (car plist))
(tail (cdr plist))
(parent 0))
(let ((id (filedb:get-path-id db head parent))
(done (null? tail)))
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parent-id search-patt)
res))
(define (filedb:get-path fdb id)
(let* ((db (filedb:fdb-get-db fdb))
(idcache (filedb:fdb-get-idcache fdb))
(path (hash-table-ref/default idcache id #f)))
(if (not db)(filedb:reopen-db fdb))
(if path path
(let loop ((curr-id id)
(path ""))
(let ((path-record (filedb:get-path-record fdb curr-id)))
(if (not path-record) #f ;; this id has no path
(let* ((parent-id (list-ref path-record 1))
(pname (list-ref path-record 0))
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