97 lines
2.2 KiB
V
97 lines
2.2 KiB
V
module vfs_db
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import freeflowuniverse.herolib.vfs
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// File represents a file in the virtual filesystem
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pub struct File {
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pub mut:
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metadata vfs.Metadata // vfs.Metadata from models_common.v
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data string // File content stored in DB
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parent_id u32 // ID of parent directory
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}
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// write updates the file's content and returns updated file
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pub fn (mut file File) write(content string) {
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file.data = content
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file.metadata.size = u64(content.len)
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file.metadata.modified()
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}
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// Rename the file
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fn (mut f File) rename(name string) {
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f.metadata.name = name
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}
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// read returns the file's content
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pub fn (mut f File) read() string {
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return f.data
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}
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fn (f &File) get_metadata() vfs.Metadata {
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return f.metadata
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}
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fn (f &File) get_path() string {
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return f.metadata.path
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}
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// is_dir returns true if the entry is a directory
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pub fn (f &File) is_dir() bool {
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return f.metadata.file_type == .directory
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}
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// is_file returns true if the entry is a file
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pub fn (f &File) is_file() bool {
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return f.metadata.file_type == .file
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}
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// is_symlink returns true if the entry is a symlink
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pub fn (f &File) is_symlink() bool {
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return f.metadata.file_type == .symlink
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}
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pub struct NewFile {
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pub:
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name string @[required] // name of file or directory
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path string @[required] // path of file or directory
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data string
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mode u32 = 0o644 // file permissions
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owner string = 'user'
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group string = 'user'
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parent_id u32
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}
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// mkdir creates a new directory with default permissions
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pub fn (mut fs DatabaseVFS) new_file(file NewFile) !&File {
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f := File{
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data: file.data
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parent_id: file.parent_id
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metadata: fs.new_metadata(NewMetadata{
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name: file.name
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path: file.path
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mode: file.mode
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owner: file.owner
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group: file.group
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size: u64(file.data.len)
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file_type: .file
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})
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}
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// Save new directory to DB
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fs.save_entry(f)!
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return &f
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}
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// mkdir creates a new directory with default permissions
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pub fn (mut fs DatabaseVFS) copy_file(file File) !&File {
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return fs.new_file(
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data: file.data
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name: file.metadata.name
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path: file.metadata.path
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mode: file.metadata.mode
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owner: file.metadata.owner
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group: file.metadata.group
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parent_id: file.parent_id
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)
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}
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