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< ol class = "chapter" > < li class = "chapter-item expanded " > < a href = "introduction.html" > < strong aria-hidden = "true" > 1.< / strong > Introduction< / a > < / li > < li class = "chapter-item expanded " > < a href = "quickstart.html" > < strong aria-hidden = "true" > 2.< / strong > Quickstart< / a > < / li > < li > < ol class = "section" > < li class = "chapter-item expanded " > < a href = "install.html" > < strong aria-hidden = "true" > 2.1.< / strong > Install< / a > < / li > < li class = "chapter-item expanded " > < a href = "post-install.html" > < strong aria-hidden = "true" > 2.2.< / strong > Post Install< / a > < / li > < / ol > < / li > < li class = "chapter-item expanded " > < a href = "configuration.html" > < strong aria-hidden = "true" > 3.< / strong > Configuration< / a > < / li > < li > < ol class = "section" > < li class = "chapter-item expanded " > < a href = "general-config.html" > < strong aria-hidden = "true" > 3.1.< / strong > General< / a > < / li > < li class = "chapter-item expanded " > < a href = "node_types.html" > < strong aria-hidden = "true" > 3.2.< / strong > Node Types< / a > < / li > < li class = "chapter-item expanded " > < a href = "layouts.html" > < strong aria-hidden = "true" > 3.3.< / strong > Layouts< / a > < / li > < li class = "chapter-item expanded " > < a href = "modes.html" > < strong aria-hidden = "true" > 3.4.< / strong > Modes< / a > < / li > < / ol > < / li > < li class = "chapter-item expanded " > < a href = "concept.html" > < strong aria-hidden = "true" > 4.< / strong > Concept< / a > < / li > < li > < ol class = "section" > < li class = "chapter-item expanded " > < a href = "key-bindings.html" > < strong aria-hidden = "true" > 4.1.< / strong > Key Bindings< / a > < / li > < li > < ol class = "section" > < li class = "chapter-item expanded " > < a href = "configure-key-bindings.html" > < strong aria-hidden = "true" > 4.1.1.< / strong > Configure Key Bindings< / a > < / li > < li class = "chapter-item expanded " > < a href = "default-key-bindings.html" > < strong aria-hidden = "true" > 4.1.2.< / strong > Default Key Bindings< / a > < / li > < li class = "chapter-item expanded " > < a href = "debug-key-bindings.html" > < strong aria-hidden = "true" > 4.1.3.< / strong > Debug Key Bindings< / a > < / li > < / ol > < / li > < li class = "chapter-item expanded " > < a href = "node-type.html" > < strong aria-hidden = "true" > 4.2.< / strong > Node Type< / a > < / li > < li class = "chapter-item expanded " > < a href = "layout.html" > < strong aria-hidden = "true" > 4.3.< / strong > Layout< / a > < / li > < li class = "chapter-item expanded " > < a href = "mode.html" > < strong aria-hidden = "true" > 4.4.< / strong > Mode< / a > < / li > < li class = "chapter-item expanded " > < a href = "message.html" > < strong aria-hidden = "true" > 4.5.< / strong > Message< / a > < / li > < li > < ol class = "section" > < li class = "chapter-item expanded " > < a href = "messages.html" > < strong aria-hidden = "true" > 4.5.1.< / strong > Full List of Messages< / a > < / li > < li class = "chapter-item expanded " > < a href = "input-operation.html" > < strong aria-hidden = "true" > 4.5.2.< / strong > Input Operation< / a > < / li > < / ol > < / li > < li class = "chapter-item expanded " > < a href = "borders.html" > < strong aria-hidden = "true" > 4.6.< / strong > Borders< / a > < / li > < li class = "chapter-item expanded " > < a href = "style.html" > < strong aria-hidden = "true" > 4.7.< / strong > Style< / a > < / li > < li class = "chapter-item expanded " > < a href = "sorting.html" > < strong aria-hidden = "true" > 4.8.< / strong > Sorting< / a > < / li > < li class = "chapter-item expanded " > < a href = "filtering.html" > < strong aria-hidden = "true" > 4.9.< / strong > Filtering< / a > < / li > < li class = "chapter-item expanded " > < a href = "column-renderer.html" > < strong aria-hidden = "true" > 4.10.< / strong > Column Renderer< / a > < / li > < li class = "chapter-item expanded " > < a href = "lua-function-calls.html" class = "active" > < strong aria-hidden = "true" > 4.11.< / strong > Lua Function Calls< / a > < / li > < li class = "chapter-item expanded " > < a href = "environment-variables-and-pipes.html" > < strong aria-hidden = "true" > 4.12.< / strong > Environment Variables and Pipes< / a > < / li > < / ol > < / li > < li class = "chapter-item expanded " > < a href = "awesome-hacks.html" > < strong aria-hidden = "true" > 5.< / strong > Awesome Hacks< / a > < / li > < li class = "chapter-item expanded " > < a href = "plugin.html" > < strong aria-hidden = "true" > 6.< / strong > Plugin< / a > < / li > < li > < ol class = "section" > < li class = "chapter-item expanded " > < a href = "installing-plugins.html" > < strong aria-hidden = "true" > 6.1.< / strong > Installing Plugins< / a > < / li > < li class = "chapter-item expanded " > < a href = "writing-plugins.html" > < strong aria-hidden = "true" > 6.2.< / strong > Writing Plug
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< h1 id = "lua-function-calls" > < a class = "header" href = "#lua-function-calls" > Lua Function Calls< / a > < / h1 >
< p > xplr allows you to define lua functions using the < code > xplr.fn.custom< / code > Lua API.< / p >
< p > These functions can be called using messages like < code > CallLua< / code > , < code > CallLuaSilently< / code > .< / p >
< p > When called the function receives a < a href = "#lua-context" > special argument< / a > that
contains some useful information. The function can optionally return a list of
messages which will be handled by xplr.< / p >
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< h2 id = "lua-context" > < a class = "header" href = "#lua-context" > Lua Context< / a > < / h2 >
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< p > This is a special argument passed to the lua functions when called using the
< code > CallLua< / code > , < code > CallLuaSilently< / code > messages.< / p >
< p > It contains the following information:< / p >
< ul >
< li > < a href = "#version" > version< / a > < / li >
< li > < a href = "#pwd" > pwd< / a > < / li >
< li > < a href = "#focused_node" > focused_node< / a > < / li >
< li > < a href = "#directory_buffer" > directory_buffer< / a > < / li >
< li > < a href = "#selection" > selection< / a > < / li >
< li > < a href = "#mode" > mode< / a > < / li >
< li > < a href = "#layout" > layout< / a > < / li >
< li > < a href = "#input_buffer" > input_buffer< / a > < / li >
< li > < a href = "#pid" > pid< / a > < / li >
< li > < a href = "#session_path" > session_path< / a > < / li >
< li > < a href = "#explorer_config" > explorer_config< / a > < / li >
< li > < a href = "#history" > history< / a > < / li >
< li > < a href = "#last_modes" > last_modes< / a > < / li >
< / ul >
< h3 id = "version" > < a class = "header" href = "#version" > version< / a > < / h3 >
< p > Type: string< / p >
< p > xplr version. Can be used to test compatibility.< / p >
< h3 id = "pwd" > < a class = "header" href = "#pwd" > pwd< / a > < / h3 >
< p > Type: string< / p >
< p > The present working directory/< / p >
< h3 id = "focused_node" > < a class = "header" href = "#focused_node" > focused_node< / a > < / h3 >
< p > Type: nullable < a href = "#node" > Node< / a > < / p >
< p > The node under focus.< / p >
< h3 id = "directory_buffer" > < a class = "header" href = "#directory_buffer" > directory_buffer< / a > < / h3 >
< p > Type: nullable < a href = "#directory-buffer" > Directory Buffer< / a > < / p >
< p > The directory buffer being rendered.< / p >
< h3 id = "selection" > < a class = "header" href = "#selection" > selection< / a > < / h3 >
< p > Type: list of selected < a href = "#node" > Node< / a > s< / p >
< p > The selected nodes.< / p >
< h3 id = "mode" > < a class = "header" href = "#mode" > mode< / a > < / h3 >
< p > Type: < a href = "modes.html#mode" > Mode< / a > < / p >
< p > Current mode.< / p >
< h3 id = "layout" > < a class = "header" href = "#layout" > layout< / a > < / h3 >
< p > Type: < a href = "layouts.html" > Layout< / a > < / p >
< p > Current layout.< / p >
< h3 id = "input_buffer" > < a class = "header" href = "#input_buffer" > input_buffer< / a > < / h3 >
< p > Type: nullable string< / p >
< p > The input buffer.< / p >
< h3 id = "pid" > < a class = "header" href = "#pid" > pid< / a > < / h3 >
< p > Type: integer< / p >
< p > The xplr session PID.< / p >
< h3 id = "session_path" > < a class = "header" href = "#session_path" > session_path< / a > < / h3 >
< p > Type: string< / p >
< p > The session path.< / p >
< h3 id = "explorer_config" > < a class = "header" href = "#explorer_config" > explorer_config< / a > < / h3 >
< p > < a href = "https://docs.rs/xplr/latest/xplr/app/struct.ExplorerConfig.html" > TODO< / a > < / p >
< h3 id = "history" > < a class = "header" href = "#history" > history< / a > < / h3 >
< p > Type: < a href = "#history-1" > History< / a > < / p >
< h3 id = "last_modes" > < a class = "header" href = "#last_modes" > last_modes< / a > < / h3 >
< p > Type: list of < a href = "modes.html#mode" > Mode< / a > < / p >
< p > Last modes, not popped yet.< / p >
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< h2 id = "node" > < a class = "header" href = "#node" > Node< / a > < / h2 >
< p > A node contains the following fields:< / p >
< ul >
< li > < a href = "#parent" > parent< / a > < / li >
< li > < a href = "#relative_path" > relative_path< / a > < / li >
< li > < a href = "#absolute_path" > absolute_path< / a > < / li >
< li > < a href = "#extension" > extension< / a > < / li >
< li > < a href = "#is_symlink" > is_symlink< / a > < / li >
< li > < a href = "#is_broken" > is_broken< / a > < / li >
< li > < a href = "#is_dir" > is_dir< / a > < / li >
< li > < a href = "#is_file" > is_file< / a > < / li >
< li > < a href = "#is_readonly" > is_readonly< / a > < / li >
< li > < a href = "#mime_essence" > mime_essence< / a > < / li >
< li > < a href = "#size" > size< / a > < / li >
< li > < a href = "#human_size" > human_size< / a > < / li >
< li > < a href = "#permissions" > permissions< / a > < / li >
< li > < a href = "#created" > created< / a > < / li >
< li > < a href = "#last_modified" > last_modified< / a > < / li >
< li > < a href = "#canonical" > canonical< / a > < / li >
< li > < a href = "#symlink" > symlink< / a > < / li >
< / ul >
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< h3 id = "parent" > < a class = "header" href = "#parent" > parent< / a > < / h3 >
< p > Type: string< / p >
< p > The parent path of the node.< / p >
< h3 id = "relative_path" > < a class = "header" href = "#relative_path" > relative_path< / a > < / h3 >
< p > Type: string< / p >
< p > The path relative to the parent, i.e. the file/directory name with extension.< / p >
< h3 id = "absolute_path" > < a class = "header" href = "#absolute_path" > absolute_path< / a > < / h3 >
< p > Type: string< / p >
< p > The absolute path (without resolving symlinks) of the node.< / p >
< h3 id = "extension" > < a class = "header" href = "#extension" > extension< / a > < / h3 >
< p > Type: string< / p >
< p > The extension of the node.< / p >
< h3 id = "is_symlink" > < a class = "header" href = "#is_symlink" > is_symlink< / a > < / h3 >
< p > Type: boolean< / p >
< p > < code > true< / code > if the node is a symlink.< / p >
< h3 id = "is_broken" > < a class = "header" href = "#is_broken" > is_broken< / a > < / h3 >
< p > Type: boolean< / p >
< p > < code > true< / code > if the node is a broken symlink.< / p >
< h3 id = "is_dir" > < a class = "header" href = "#is_dir" > is_dir< / a > < / h3 >
< p > Type: boolean< / p >
< p > < code > true< / code > if the node is a directory.< / p >
< h3 id = "is_file" > < a class = "header" href = "#is_file" > is_file< / a > < / h3 >
< p > Type: boolean< / p >
< p > < code > true< / code > if the node is a file.< / p >
< h3 id = "is_readonly" > < a class = "header" href = "#is_readonly" > is_readonly< / a > < / h3 >
< p > Type: boolean< / p >
< p > < code > true< / code > if the node is real-only.< / p >
< h3 id = "mime_essence" > < a class = "header" href = "#mime_essence" > mime_essence< / a > < / h3 >
< p > Type: string< / p >
< p > The mime type of the node. For e.g. < code > text/csv< / code > , < code > image/jpeg< / code > etc.< / p >
< h3 id = "size" > < a class = "header" href = "#size" > size< / a > < / h3 >
< p > Type: integer< / p >
< p > The size of the exact node. The size of a directory won't be calculated
recursively.< / p >
< h3 id = "human_size" > < a class = "header" href = "#human_size" > human_size< / a > < / h3 >
< p > Type: string< / p >
< p > Like size but in human readable format.< / p >
< h3 id = "permissions" > < a class = "header" href = "#permissions" > permissions< / a > < / h3 >
< p > Type: < a href = "column-renderer.html#permission" > Permission< / a > < / p >
< p > The < a href = "column-renderer.html#permission" > permissions< / a > applied to the node.< / p >
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< h3 id = "created" > < a class = "header" href = "#created" > created< / a > < / h3 >
< p > Type: nullable integer< / p >
< p > Creation time in nanosecond since UNIX epoch.< / p >
< h3 id = "last_modified" > < a class = "header" href = "#last_modified" > last_modified< / a > < / h3 >
< p > Type: nullable integer< / p >
< p > Last modification time in nanosecond since UNIX epoch.< / p >
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< h3 id = "canonical" > < a class = "header" href = "#canonical" > canonical< / a > < / h3 >
< p > Type: nullable < a href = "column-renderer.html#resolved-node-metadata" > Resolved Node Metadata< / a > < / p >
< p > If the node is a symlink, it will hold information about the symlink resolved
node. Else, it will hold information the actual node. It the symlink is broken,
it will be null.< / p >
< h3 id = "symlink" > < a class = "header" href = "#symlink" > symlink< / a > < / h3 >
< p > Type: nullable < a href = "column-renderer.html#resolved-node-metadata" > Resolved Node Metadata< / a > < / p >
< p > If the node is a symlink and is not broken, it will hold information about the
symlink resolved node. However, it will never hold information about the actual
node. It will instead be null.< / p >
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< h2 id = "directory-buffer" > < a class = "header" href = "#directory-buffer" > Directory Buffer< / a > < / h2 >
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< p > Directory buffer contains the following fields:< / p >
< ul >
< li > < a href = "#parent" > parent< / a > < / li >
< li > < a href = "#nodes" > nodes< / a > < / li >
< li > < a href = "#total" > total< / a > < / li >
< li > < a href = "#focus" > focus< / a > < / li >
< / ul >
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< h3 id = "parent-1" > < a class = "header" href = "#parent-1" > parent< / a > < / h3 >
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< p > Type: string< / p >
< p > The parent path of the node.< / p >
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< h3 id = "nodes" > < a class = "header" href = "#nodes" > nodes< / a > < / h3 >
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< p > Type: list of < a href = "#node" > Node< / a > s< / p >
< p > A list of visible nodes.< / p >
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< h3 id = "total" > < a class = "header" href = "#total" > total< / a > < / h3 >
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< p > Type: int< / p >
< p > The count of nodes being rendered.< / p >
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< h3 id = "focus" > < a class = "header" href = "#focus" > focus< / a > < / h3 >
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< p > Type: int< / p >
< p > The index of the node under focus. It can be < code > 0< / code > even when there's no node to
focus on.< / p >
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< h2 id = "history-1" > < a class = "header" href = "#history-1" > History< / a > < / h2 >
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< p > History contains the following fields:< / p >
< ul >
< li > < a href = "#loc" > loc< / a > < / li >
< li > < a href = "#paths" > paths< / a > < / li >
< / ul >
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< h3 id = "loc" > < a class = "header" href = "#loc" > loc< / a > < / h3 >
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< p > Type: int< / p >
< p > Location of the current path in history.< / p >
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< h3 id = "paths" > < a class = "header" href = "#paths" > paths< / a > < / h3 >
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< p > Type: list of string< / p >
< p > Visited paths.< / p >
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< h2 id = "example-using-lua-function-calls" > < a class = "header" href = "#example-using-lua-function-calls" > Example: Using Lua Function Calls< / a > < / h2 >
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< pre > < code class = "language-lua" > -- Define the function
xplr.fn.custom.ask_name_and_greet = function(app)
print(" What's your name?" )
local name = io.read()
local greeting = " Hello " .. name .. " !"
local message = greeting .. " You are inside " .. app.pwd
return {
{ LogSuccess = message },
}
end
-- Map the function to a key (space)
xplr.config.modes.builtin.default.key_bindings.on_key.space = {
help = " ask name and greet" ,
messages = {
{ CallLua = " custom.ask_name_and_greet" }
}
}
-- Now, when you press " space" in default mode, you will be prompted for your
-- name. Enter your name to receive a nice greeting and to know your location.
< / code > < / pre >
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