mirror of https://codeberg.org/cage/tinmop/
621 lines
29 KiB
Common Lisp
621 lines
29 KiB
Common Lisp
;; tinmop: a multiprotocol client
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;; Copyright © cage
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;; This program is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <http://www.gnu.org/licenses/>.
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(in-package :filesystem-tree-window)
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(defun make-node-data (path dirp)
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(cond
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((or (fs:backreference-dir-p path)
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(fs:loopback-reference-dir-p path)
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(not dirp))
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(list :path path :dirp dirp :markedp nil))
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(dirp
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(if (fs:path-referencing-dir-p path)
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(list :path path :dirp t :markedp nil)
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(list :path (strcat path "/") :dirp t :markedp nil)))))
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(defun make-root-tree (&optional (path "/"))
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(mtree:make-node (make-node-data path t)))
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(defclass filesystem-tree-window (wrapper-window
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tree-holder
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key-config-holder
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row-oriented-widget
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focus-marked-window
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title-window
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border-window)
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((filesystem-root
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:initform (make-root-tree)
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:initarg :filesystem-root
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:accessor filesystem-root
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:type m-tree
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:documentation "The filesystem tree")
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(filesystem-expand-function
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:initform #'expand-local-filesystem-node
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:accessor filesystem-expand-function
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:type function
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:documentation "A function with the node as parameter. Will modify
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the argument appending its children")
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(filesystem-rename-function
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:initform #'rename-local-filesystem-node
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:accessor filesystem-rename-function
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:type function
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:documentation "A function with two parameters: a node and the new
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name for the path of the matching node")
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(filesystem-delete-function
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:initform #'delete-local-filesystem-node
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:accessor filesystem-delete-function
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:type function
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:documentation "A function with the node as parameter.")
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(filesystem-create-function
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:initform #'create-local-filesystem-node
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:accessor filesystem-create-function
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:type function
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:documentation "A function with two parameter the path to create
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and a boolean thah values true if a directory must be created")
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(filesystem-download-function
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:initform #'download-local-filesystem-node
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:accessor filesystem-download-function
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:type function
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:documentation "A function to download a remote file, parameters
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are:
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- node (remote file)
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- destination-file (local file, note that
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this should be an optional parameter with default:
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(make-temporary-file-from-node node).
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Must returns the path of the downloaded file.")
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(filesystem-upload-function
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:initform #'upload-local-filesystem-node
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:accessor filesystem-upload-function
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:type function
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:documentation "A function to upload a local file, parameters:
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- source-path (local path)
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- matching-node (remote directory).")
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(filesystem-query-path-function
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:initform #'query-local-filesystem-path
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:accessor filesystem-query-path-function
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:type function
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:documentation "function with two parameter the path and a feature
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to query Valid feature values are :size. Returns nil if Returns
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nil if the path does not point to an actual file.")
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(filesystem-collect-tree
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:initform #'fs:collect-tree
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:accessor filesystem-collect-tree
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:type function
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:documentation "function with a single parameter, the
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path. Returns a two values a list of path to all the reachable files from the
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argument as root directory and a list of the paths to all directory reachable from the root
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e.g
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(funcall filesystem-collect-tree \"foo/\")
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; => (values (foo/bar/baz
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foo/a/b
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...)
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(foo/bar/
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foo/a/
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...)")
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(filesystem-close-connection-function
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:initform (constantly t)
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:accessor filesystem-close-connection-function
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:type function
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:documentation "function with no parameter to close the connection."))
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(:documentation "A window that shows and allow interacting with a
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hierarchical filesystem"))
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(defmethod initialize-instance :after ((object filesystem-tree-window)
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&key (handlers-plist nil) &allow-other-keys)
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(when handlers-plist
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(setf (filesystem-expand-function object)
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(getf handlers-plist :filesystem-expand-function))
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(setf (filesystem-expand-function object)
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(getf handlers-plist :filesystem-expand-function))
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(setf (filesystem-rename-function object)
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(getf handlers-plist :filesystem-rename-function))
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(setf (filesystem-delete-function object)
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(getf handlers-plist :filesystem-delete-function))
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(setf (filesystem-create-function object)
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(getf handlers-plist :filesystem-create-function))
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(setf (filesystem-download-function object)
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(getf handlers-plist :filesystem-download-function))
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(setf (filesystem-upload-function object)
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(getf handlers-plist :filesystem-upload-function))
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(setf (filesystem-query-path-function object)
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(getf handlers-plist :filesystem-query-path-function))
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(setf (filesystem-collect-tree object)
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(getf handlers-plist :filesystem-collect-tree))
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(setf (filesystem-close-connection-function object)
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(getf handlers-plist :filesystem-close-connection-function)))
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object)
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(defmethod refresh-config :after ((object filesystem-tree-window))
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(with-croatoan-window (croatoan-window object)
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(refresh-config-colors object swconf:+key-file-explorer+)
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(refresh-config-sizes object swconf:+key-file-explorer+)
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(when (not command-line:*gemini-full-screen-mode*)
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(let ((height (- (win-height *main-window*)
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(win-height *message-window*)))
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(width (win-width *main-window*)))
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(c:resize croatoan-window height width)))
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(win-move object 0 0)))
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(defmethod calculate :after ((object filesystem-tree-window) dt)
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(declare (ignore object dt)))
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(defmacro gen-tree-data-fetcher (name key)
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(let ((fn-name (misc:format-fn-symbol t "tree-~a" name)))
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`(progn
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(defun ,fn-name (data)
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(getf data ,key))
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(defsetf ,fn-name (data) (val)
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`(setf (getf ,data ,,key) ,val)))))
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(gen-tree-data-fetcher path :path)
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(gen-tree-data-fetcher dir-p :dirp)
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(gen-tree-data-fetcher marked-p :markedp)
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(defun build-data-for-print (data)
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(tree-path data))
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(defun treenode->text (data window)
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(declare (ignore window))
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(build-data-for-print data))
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(defun treenode->selected-text (data window)
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(tui-string-apply-colors (treenode->text data window)
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(c:bgcolor window)
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(c:fgcolor window)))
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(defun query-local-filesystem-path (path what)
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(case what
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(:size
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(and (fs:file-exists-p path)
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(fs:file-size path)))
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(otherwise
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(_ "not implemented"))))
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(defun expand-local-filesystem-node (matching-node)
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(let ((path (tree-path (data matching-node))))
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(assert path)
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(let* ((children (mapcar (lambda (a)
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(if (not (or (fs:backreference-dir-p a)
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(fs:loopback-reference-dir-p a)))
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(fs:normalize-path a)
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a))
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(fs:collect-children path)))
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(files (remove-if #'fs:dirp children))
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(directories (remove-if-not #'fs:dirp children)))
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(when (or files directories)
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(remove-all-children matching-node)
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(loop for directory in directories do
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(add-child matching-node
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(make-instance 'm-tree :data (make-node-data directory t))))
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(loop for file in files do
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(add-child matching-node
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(make-instance 'm-tree :data (make-node-data file nil)))))
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matching-node)))
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(defun create-local-filesystem-node (path dirp)
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(assert path)
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(if dirp
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(fs:make-directory path)
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(fs:create-a-file path)))
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(defun rename-local-filesystem-node (matching-node new-path)
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(let ((path (tree-path (data matching-node))))
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(assert path)
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(fs:rename-a-file path new-path)))
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(defun delete-local-filesystem-node (matching-node)
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(let ((path (tree-path (data matching-node))))
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(assert path)
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(fs:recursive-delete path)))
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(defun make-temporary-file-from-path (path)
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(let ((extension (fs:get-extension path)))
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(fs:temporary-file :extension extension)))
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(defun make-temporary-file-from-node (node)
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(let ((path (tree-path (data node))))
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(make-temporary-file-from-path path)))
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(define-constant +download-buffer+ (expt 2 24) :test #'=)
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(defun download-local-filesystem-node (matching-node
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&optional
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(destination-file
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(make-temporary-file-from-node matching-node)))
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(with-open-file (input-stream (tree-path (data matching-node))
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:direction :input
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:element-type +octect-type+)
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(with-open-file (output-stream destination-file
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:direction :output
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:if-exists :supersede
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:if-does-not-exist :create
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:element-type +octect-type+)
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(let* ((buffer (misc:make-array-frame +download-buffer+ 0 '(unsigned-byte 8) t)))
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(loop named write-loop
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for read-so-far = (read-sequence buffer input-stream)
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then (read-sequence buffer input-stream)
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do
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(write-sequence buffer output-stream :start 0 :end read-so-far)
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(when (< read-so-far +download-buffer+)
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(return-from write-loop t))))))
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destination-file)
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(defun upload-local-filesystem-node (source-path destination-path)
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(with-open-file (input-stream source-path
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:direction :input
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:element-type +octect-type+)
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(with-open-file (output-stream destination-path
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:direction :output
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:if-exists :supersede
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:if-does-not-exist :create
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:element-type +octect-type+)
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(let* ((buffer (misc:make-array-frame +download-buffer+ 0 '(unsigned-byte 8) t)))
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(loop named write-loop
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for read-so-far = (read-sequence buffer input-stream)
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then (read-sequence buffer input-stream)
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do
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(write-sequence buffer output-stream :start 0 :end read-so-far)
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(when (< read-so-far +download-buffer+)
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(return-from write-loop t)))))))
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(defun %expand-treenode (root path-to-expand expand-fn)
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(when-let ((matching-node (find-node root path-to-expand)))
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(funcall expand-fn matching-node)))
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(defun expand-treenode-collect-paths (root path-to-expand expand-fn)
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(when-let ((root-node (%expand-treenode root path-to-expand expand-fn)))
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(mapcar #'tree-path (mtree:collect-nodes-data root-node))))
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(defun %build-annotated-tree-rows (window root-node)
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(with-accessors ((render-arrow-value render-arrow-value)
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(render-leaf-value render-leaf-value)
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(render-branch-value render-branch-value)
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(render-spacer-value render-spacer-value)
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(render-vertical-line-value render-vertical-line-value)
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(filesystem-root filesystem-root)) window
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(when-let* ((tree-lines (tree->annotated-lines root-node
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:print-data-fn #'build-data-for-print
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:arrow-char render-arrow-value
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:spacer-child render-spacer-value
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:child-char render-branch-value
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:line-char render-vertical-line-value
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:last-child-char render-leaf-value
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:print-data t))
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(tree-data (collect-nodes-data root-node)))
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(with-accessors ((tree-color-map tree-color-map)) window
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(let ((colorized-rows (loop for line in tree-lines
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collect
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(reduce #'cat-tui-string
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(colorize-tree-line line tree-color-map)))))
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(mapcar (lambda (colored-text node-data)
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(make-instance 'line
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:normal-text colored-text
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:selected-text
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(tui-string-apply-colors colored-text
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(win-bgcolor window)
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(win-fgcolor window))
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:fields node-data
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:normal-bg (win-bgcolor window)
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:normal-fg (win-fgcolor window)
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:selected-bg (win-fgcolor window)
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:selected-fg (win-bgcolor window)))
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colorized-rows
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(reverse tree-data)))))))
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(defun build-annotated-tree-rows (window)
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(%build-annotated-tree-rows window (filesystem-root window)))
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(defmethod resync-rows-db ((object filesystem-tree-window)
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&key
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(redraw t) (selected-path nil))
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(with-accessors ((rows rows)
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(selected-line-bg selected-line-bg)
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(selected-line-fg selected-line-fg)) object
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(line-oriented-window:update-all-rows object
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(build-annotated-tree-rows object))
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(when (string-not-empty-p selected-path)
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(when-let ((index (rows-position-if object
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(lambda (a)
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(string= (tree-path (fields a))
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selected-path)))))
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(select-row object index)))
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(when redraw
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(draw object))
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object))
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(defun find-node (root-node matching-path)
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(first (mtree:find-child-if root-node
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(lambda (a)
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(string= (tree-path (data a))
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matching-path)))))
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(defun close-treenode (window node-path)
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(when-let ((matching-node (find-node (filesystem-root window) node-path)))
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(remove-all-children matching-node)
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(win-clear window :redraw nil)
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(resync-rows-db window :redraw t :selected-path node-path)))
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(defun jump-to-parent-node (window path)
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(when (fs:backreference-dir-p path)
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(let ((parent-path (fs:normalize-path path)))
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(win-clear window :redraw nil)
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(resync-rows-db window :selected-path parent-path :redraw t))))
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(defun expand-treenode (window expand-root-path &key (recurse t))
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(with-accessors ((filesystem-root filesystem-root)
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(filesystem-expand-function filesystem-expand-function)) window
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(if (or (fs:backreference-dir-p expand-root-path)
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(fs:loopback-reference-dir-p expand-root-path))
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(jump-to-parent-node window expand-root-path)
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(when-let ((matching-node (first (mtree:find-child-if filesystem-root
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(lambda (a)
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(string= (tree-path (data a))
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expand-root-path))))))
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(when (tree-dir-p (data matching-node))
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(%expand-treenode filesystem-root expand-root-path filesystem-expand-function)
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(resync-rows-db window :selected-path expand-root-path :redraw nil)
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(when recurse
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(let* ((expanded-tree (%expand-treenode (make-root-tree expand-root-path)
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expand-root-path
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filesystem-expand-function))
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(expanded-rows (%build-annotated-tree-rows window expanded-tree))
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(window-width (usable-window-width window))
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(max-line-width nil))
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(loop for expanded-row in expanded-rows
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when (> (c:text-width (normal-text expanded-row))
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window-width)
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do
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(setf max-line-width expanded-row))
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(when max-line-width
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(let ((new-root (fs:parent-dir-path (tree-path (fields max-line-width)))))
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(setf filesystem-root (make-root-tree new-root))
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(expand-treenode window new-root :recurse nil))))))
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(win-clear window :redraw nil)
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(draw window)))))
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(defun rename-treenode (window old-path new-path)
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(when-let* ((root-node (filesystem-root window))
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(matching-node (find-node root-node old-path))
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(parent-node (find-node root-node
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(fs:parent-dir-path (tree-path (data matching-node))))))
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(funcall (filesystem-rename-function window)
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matching-node
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new-path)
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(remove-all-children parent-node)
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(expand-treenode window (tree-path (data parent-node)))
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(win-clear window :redraw nil)
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(resync-rows-db window :redraw t :selected-path new-path)))
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(defun delete-treenode (window path)
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(when-let* ((root-node (filesystem-root window))
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(matching-node (find-node root-node path))
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(parent-node (find-node root-node
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(fs:parent-dir-path (tree-path (data matching-node))))))
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(funcall (filesystem-delete-function window)
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matching-node)
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(remove-all-children parent-node)
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(expand-treenode window (tree-path (data parent-node)))
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(win-clear window :redraw nil)
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(resync-rows-db window :redraw t :selected-path path)))
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(defun create-treenode (window path dirp)
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(when-let* ((root-node (filesystem-root window))
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(parent-node (find-node root-node (fs:parent-dir-path path))))
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(funcall (filesystem-create-function window) path dirp)
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(remove-all-children parent-node)
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(expand-treenode window (tree-path (data parent-node)))
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(win-clear window :redraw nil)
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(resync-rows-db window :redraw t :selected-path path)))
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(defun download-path (window remote-path
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&optional
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(destination-file (make-temporary-file-from-path remote-path)))
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(when-let ((type (filesystem-query-path window remote-path :type)))
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(let ((dirp (eq type :directory)))
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(fs:create-file destination-file)
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(funcall (filesystem-download-function window)
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(make-instance 'm-tree :data (make-node-data remote-path dirp))
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destination-file))))
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(defun upload-path (window source-file remote-path &key (force-upload nil))
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(let ((root-node (filesystem-root window)))
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(if force-upload
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(funcall (filesystem-upload-function window)
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source-file
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(fs:normalize-path remote-path))
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(when-let* ((parent-node (find-node root-node (fs:parent-dir-path remote-path)))
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(parent-path (tree-path (data parent-node))))
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(funcall (filesystem-upload-function window)
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source-file
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(fs:normalize-path remote-path))
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(remove-all-children parent-node)
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(expand-treenode window parent-path)
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(win-clear window :redraw nil)
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(resync-rows-db window :redraw t :selected-path remote-path)))))
|
|
|
|
(defun recursive-delete-node (window path
|
|
&key
|
|
(progress-function (lambda (filename file-count all-files-number)
|
|
(declare (ignore filename file-count all-files-number)))))
|
|
(with-accessors ((root-node filesystem-root)
|
|
(filesystem-expand-function filesystem-expand-function)
|
|
(list-all-file-function filesystem-collect-tree))
|
|
window
|
|
(let* ((matching-node (find-node root-node path))
|
|
(filep (not (tree-dir-p (data matching-node)))))
|
|
(if filep
|
|
(delete-treenode window path)
|
|
(when (not (or (fs:loopback-reference-dir-p path)
|
|
(fs:backreference-dir-p path)))
|
|
(multiple-value-bind (all-files-to-delete all-dirs-to-delete)
|
|
(funcall list-all-file-function path)
|
|
(let ((items-count 0)
|
|
(items-total-number (+ (length all-files-to-delete)
|
|
(length all-dirs-to-delete))))
|
|
(flet ((delete-items (items)
|
|
(loop for item in items
|
|
for count from 0
|
|
when (not (or (fs:backreference-dir-p item)
|
|
(fs:loopback-reference-dir-p item)))
|
|
do
|
|
(let ((node (mtree:make-node (make-node-data item nil))))
|
|
(incf items-count)
|
|
(funcall (filesystem-delete-function window)
|
|
node)
|
|
(funcall progress-function
|
|
item
|
|
items-count
|
|
items-total-number)))))
|
|
(delete-items all-files-to-delete)
|
|
(delete-items all-dirs-to-delete)
|
|
(delete-items (list path))
|
|
(when-let* ((parent-node (find-node root-node
|
|
(fs:parent-dir-path path)))
|
|
(parent-path (tree-path (data parent-node))))
|
|
(remove-all-children parent-node)
|
|
(expand-treenode window parent-path)
|
|
(win-clear window :redraw nil)
|
|
(resync-rows-db window :redraw t :selected-path parent-path))))))))))
|
|
|
|
(defun filesystem-query-path (window path what)
|
|
(assert (member what '(:size :size-string :permissions :permissions-string :type)))
|
|
(funcall (filesystem-query-path-function window)
|
|
path
|
|
what))
|
|
|
|
(defmethod search-row ((object filesystem-tree-window) regex &key (redraw t))
|
|
(handler-case
|
|
(with-accessors ((row-selected-index row-selected-index)) object
|
|
(when-let* ((scanner (create-scanner regex :case-insensitive-mode nil))
|
|
(position-header (rows-position-if object
|
|
(lambda (a)
|
|
(scan scanner (tree-path (fields a))))
|
|
:start (1+ row-selected-index))))
|
|
(resync-rows-db object :redraw nil)
|
|
(unselect-all object)
|
|
(select-row object position-header)
|
|
(when redraw
|
|
(win-clear object :redraw nil)
|
|
(draw object))))
|
|
(error ()
|
|
(ui:error-message (_ "Invalid regular expression")))))
|
|
|
|
(defmethod draw :after ((object filesystem-tree-window))
|
|
(when-window-shown (object)
|
|
(let* ((window-width (usable-window-width object))
|
|
(rows (renderizable-rows-data object))
|
|
(x (if (uses-border-p object)
|
|
1
|
|
0))
|
|
(y-start (if (uses-border-p object)
|
|
1
|
|
0)))
|
|
(loop
|
|
for y from y-start by 1
|
|
for ct from 0
|
|
for row in rows do
|
|
(cond
|
|
((selectedp row)
|
|
(let ((text (tui:copy-tui-string (selected-text row))))
|
|
(print-text object (text-ellipsis text window-width) x y)))
|
|
((tree-marked-p (fields row))
|
|
(let ((text (tui:copy-tui-string (normal-text row))))
|
|
(print-text object
|
|
(tui:apply-attributes (text-ellipsis text window-width)
|
|
:all
|
|
(tui:combine-attributes (tui:attribute-reverse)
|
|
(tui:attribute-bold)))
|
|
x y)))
|
|
(t
|
|
(let ((text (tui:copy-tui-string (normal-text row))))
|
|
(print-text object (text-ellipsis text window-width) x y))))))))
|
|
|
|
(defun mark-node (window path &key (toggle t))
|
|
(when-let* ((root-node (filesystem-root window))
|
|
(matching-node (find-node root-node path)))
|
|
(if toggle
|
|
(setf (tree-marked-p (data matching-node))
|
|
(not (tree-marked-p (data matching-node))))
|
|
(setf (tree-marked-p (data matching-node)) t))))
|
|
|
|
(defun open-node (window path)
|
|
(when-let* ((root-node (filesystem-root window))
|
|
(matching-node (find-node root-node path))
|
|
(node-data (data matching-node))
|
|
(node-path (tree-path node-data)))
|
|
(if (tree-dir-p node-data)
|
|
(expand-treenode window node-path)
|
|
(let ((downloaded-path (download-path window node-path)))
|
|
(os-utils:open-resource-with-external-program downloaded-path nil)))))
|
|
|
|
(defun edit-node (window path)
|
|
(when-let* ((root-node (filesystem-root window))
|
|
(matching-node (find-node root-node path))
|
|
(node-data (data matching-node))
|
|
(node-path (tree-path node-data)))
|
|
(if (tree-dir-p node-data)
|
|
(expand-treenode window node-path)
|
|
(let ((downloaded-path (download-path window node-path)))
|
|
(croatoan:end-screen)
|
|
(os-utils:open-resource-with-external-program downloaded-path nil :open-for-edit t)
|
|
(upload-path window
|
|
downloaded-path
|
|
node-path)))))
|
|
|
|
(defun close-connection (window)
|
|
(funcall (filesystem-close-connection-function window)))
|
|
|
|
(defun filter-node-children (window path-pattern)
|
|
(with-accessors ((filesystem-root filesystem-root)
|
|
(filesystem-expand-function filesystem-expand-function)) window
|
|
(when-let* ((dir (if (fs:extension-dir-p path-pattern)
|
|
path-pattern
|
|
(fs:parent-dir-path path-pattern)))
|
|
(all-children (expand-treenode-collect-paths filesystem-root
|
|
dir
|
|
filesystem-expand-function))
|
|
(all-files (remove-if (lambda (a)
|
|
(let* ((type (filesystem-query-path window
|
|
a
|
|
:type)))
|
|
(or (null type)
|
|
(eq type :directory))))
|
|
all-children)))
|
|
(remove-if-not (lambda (a) (fs:filename-pattern-match path-pattern a))
|
|
all-files))))
|
|
|
|
(defun init (root &optional (handlers-plist nil))
|
|
"Initialize the window"
|
|
(let* ((low-level-window (make-croatoan-window :border t))
|
|
(high-level-window (make-instance 'filesystem-tree-window
|
|
:uses-border-p t
|
|
:title (_ "File explorer")
|
|
:key-config swconf:+key-keybindings-window+
|
|
:keybindings *filesystem-explorer-keymap*
|
|
:croatoan-window low-level-window
|
|
:filesystem-root (make-root-tree root)
|
|
:handlers-plist handlers-plist)))
|
|
(refresh-config high-level-window)
|
|
(setf *filesystem-explorer-window* high-level-window)
|
|
(resync-rows-db high-level-window :redraw t :selected-path root)
|
|
high-level-window))
|