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<h1>Object Instance <code>luci.model.uci</code></h1>

<p></p>


<h2>Functions</h2>
<table class="function_list">

	<tr>
	<td class="name" nowrap><a href="#Cursor.add">Cursor:add</a>&nbsp;(config, type)</td>
	<td class="summary">
 
Add an anonymous section.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.apply">Cursor:apply</a>&nbsp;(configlist, command)</td>
	<td class="summary">
 
Applies UCI configuration changes 
 </td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.changes">Cursor:changes</a>&nbsp;(config)</td>
	<td class="summary">
 
Get a table of saved but uncommitted changes.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.commit">Cursor:commit</a>&nbsp;(config)</td>
	<td class="summary">
 
Commit saved changes.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.delete">Cursor:delete</a>&nbsp;(config, section, option)</td>
	<td class="summary">
 
Deletes a section or an option.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.delete_all">Cursor:delete_all</a>&nbsp;(config, type, comparator)</td>
	<td class="summary">
 
Delete all sections of a given type that match certain criteria.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.foreach">Cursor:foreach</a>&nbsp;(config, type, callback)</td>
	<td class="summary">
 
Call a function for every section of a certain type.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.get">Cursor:get</a>&nbsp;(config, section, option)</td>
	<td class="summary">
 
Get a section type or an option 
 </td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.get_all">Cursor:get_all</a>&nbsp;(config, section)</td>
	<td class="summary">
 
Get all sections of a config or all values of a section.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.get_bool">Cursor:get_bool</a>&nbsp;(config, section, option)</td>
	<td class="summary">
 
Get a boolean option and return it's value as true or false.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.get_confdir">Cursor:get_confdir</a>&nbsp;()</td>
	<td class="summary">
 
Get the configuration directory.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.get_first">Cursor:get_first</a>&nbsp;(config, type, option, default)</td>
	<td class="summary">
 
Get the given option from the first section with the given type.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.get_list">Cursor:get_list</a>&nbsp;(config, section, option)</td>
	<td class="summary">
 
Get an option or list and return values as table.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.get_savedir">Cursor:get_savedir</a>&nbsp;()</td>
	<td class="summary">
 
Get the directory for uncomitted changes.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.load">Cursor:load</a>&nbsp;(config)</td>
	<td class="summary">
 
Manually load a config.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.revert">Cursor:revert</a>&nbsp;(config)</td>
	<td class="summary">
 
Revert saved but uncommitted changes.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.save">Cursor:save</a>&nbsp;(config)</td>
	<td class="summary">
 
Saves changes made to a config to make them committable.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.section">Cursor:section</a>&nbsp;(config, type, name, values)</td>
	<td class="summary">
 
Create a new section and initialize it with data.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.set">Cursor:set</a>&nbsp;(config, section, option, value)</td>
	<td class="summary">
 
Set a value or create a named section.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.set_confdir">Cursor:set_confdir</a>&nbsp;(directory)</td>
	<td class="summary">
 
Set the configuration directory.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.set_list">Cursor:set_list</a>&nbsp;(config, section, option, value)</td>
	<td class="summary">
 
Set given values as list.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.set_savedir">Cursor:set_savedir</a>&nbsp;(directory)</td>
	<td class="summary">
 
Set the directory for uncommited changes.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.substate">Cursor:substate</a>&nbsp;()</td>
	<td class="summary">
 
Create a sub-state of this cursor.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.tset">Cursor:tset</a>&nbsp;(config, section, values)</td>
	<td class="summary">
 
Updated the data of a section using data from a table.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#Cursor.unload">Cursor:unload</a>&nbsp;(config)</td>
	<td class="summary">
 
Discard changes made to a config.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#cursor">cursor</a>&nbsp;()</td>
	<td class="summary">
 
Create a new UCI-Cursor.</td>
	</tr>

	<tr>
	<td class="name" nowrap><a href="#cursor_state">cursor_state</a>&nbsp;()</td>
	<td class="summary">
 
Create a new Cursor initialized to the state directory.</td>
	</tr>

</table>


<br/>
<br/>


<h2><a name="functions"></a>Functions</h2>
<dl class="function">


<dt><a name="Cursor.add"></a><strong>Cursor:add</strong>&nbsp;(config, type)</dt>
<dd>

 
Add an anonymous section. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  config: UCI config
	</li>
	
	<li>
	  type: UCI section type
	</li>
	
</ul>


<h3>Return value:</h3>
Name of created section


</dd>


<dt><a name="Cursor.apply"></a><strong>Cursor:apply</strong>&nbsp;(configlist, command)</dt>
<dd>

 
Applies UCI configuration changes 


<h3>Parameters</h3>
<ul>
	
	<li>
	  configlist: List of UCI configurations
	</li>
	
	<li>
	  command: Don't apply only return the command
	</li>
	
</ul>


</dd>


<dt><a name="Cursor.changes"></a><strong>Cursor:changes</strong>&nbsp;(config)</dt>
<dd>

 
Get a table of saved but uncommitted changes. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  config: UCI config
	</li>
	
</ul>


<h3>Return value:</h3>
Table of changes


<h3>See also:</h3>
<ul>
	
	<li><a href="#Cursor.save">
		Cursor:save
	</a>
	
</ul>

</dd>


<dt><a name="Cursor.commit"></a><strong>Cursor:commit</strong>&nbsp;(config)</dt>
<dd>

 
Commit saved changes. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  config: UCI config
	</li>
	
</ul>


<h3>Return value:</h3>
Boolean whether operation succeeded


<h3>See also:</h3>
<ul>
	
	<li><a href="#Cursor.revert">
		Cursor:revert
	</a>
	
	<li><a href="#Cursor.save">
		Cursor:save
	</a>
	
</ul>

</dd>


<dt><a name="Cursor.delete"></a><strong>Cursor:delete</strong>&nbsp;(config, section, option)</dt>
<dd>

 
Deletes a section or an option. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  config: UCI config
	</li>
	
	<li>
	  section: UCI section name
	</li>
	
	<li>
	  option: UCI option (optional)
	</li>
	
</ul>


<h3>Return value:</h3>
Boolean whether operation succeeded


</dd>


<dt><a name="Cursor.delete_all"></a><strong>Cursor:delete_all</strong>&nbsp;(config, type, comparator)</dt>
<dd>

 
Delete all sections of a given type that match certain criteria. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  config: UCI config
	</li>
	
	<li>
	  type: UCI section type
	</li>
	
	<li>
	  comparator: Function that will be called for each section and 
returns a boolean whether to delete the current section (optional)
	</li>
	
</ul>


</dd>


<dt><a name="Cursor.foreach"></a><strong>Cursor:foreach</strong>&nbsp;(config, type, callback)</dt>
<dd>

 
Call a function for every section of a certain type. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  config: UCI config
	</li>
	
	<li>
	  type: UCI section type
	</li>
	
	<li>
	  callback: Function to be called
	</li>
	
</ul>


<h3>Return value:</h3>
Boolean whether operation succeeded


</dd>


<dt><a name="Cursor.get"></a><strong>Cursor:get</strong>&nbsp;(config, section, option)</dt>
<dd>

 
Get a section type or an option 


<h3>Parameters</h3>
<ul>
	
	<li>
	  config: UCI config
	</li>
	
	<li>
	  section: UCI section name
	</li>
	
	<li>
	  option: UCI option (optional)
	</li>
	
</ul>


<h3>Return value:</h3>
UCI value


</dd>


<dt><a name="Cursor.get_all"></a><strong>Cursor:get_all</strong>&nbsp;(config, section)</dt>
<dd>

 
Get all sections of a config or all values of a section. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  config: UCI config
	</li>
	
	<li>
	  section: UCI section name (optional)
	</li>
	
</ul>


<h3>Return value:</h3>
Table of UCI sections or table of UCI values


</dd>


<dt><a name="Cursor.get_bool"></a><strong>Cursor:get_bool</strong>&nbsp;(config, section, option)</dt>
<dd>

 
Get a boolean option and return it's value as true or false. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  config: UCI config
	</li>
	
	<li>
	  section: UCI section name
	</li>
	
	<li>
	  option: UCI option
	</li>
	
</ul>


<h3>Return value:</h3>
Boolean


</dd>


<dt><a name="Cursor.get_confdir"></a><strong>Cursor:get_confdir</strong>&nbsp;()</dt>
<dd>

 
Get the configuration directory. 


<h3>Return value:</h3>
Configuration directory


</dd>


<dt><a name="Cursor.get_first"></a><strong>Cursor:get_first</strong>&nbsp;(config, type, option, default)</dt>
<dd>

 
Get the given option from the first section with the given type. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  config: UCI config
	</li>
	
	<li>
	  type: UCI section type
	</li>
	
	<li>
	  option: UCI option (optional)
	</li>
	
	<li>
	  default: Default value (optional)
	</li>
	
</ul>


<h3>Return value:</h3>
UCI value


</dd>


<dt><a name="Cursor.get_list"></a><strong>Cursor:get_list</strong>&nbsp;(config, section, option)</dt>
<dd>

 
Get an option or list and return values as table. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  config: UCI config
	</li>
	
	<li>
	  section: UCI section name
	</li>
	
	<li>
	  option: UCI option
	</li>
	
</ul>


<h3>Return value:</h3>
table.  If the option was not found, you will simply get 
		an empty table.


</dd>


<dt><a name="Cursor.get_savedir"></a><strong>Cursor:get_savedir</strong>&nbsp;()</dt>
<dd>

 
Get the directory for uncomitted changes. 


<h3>Return value:</h3>
Save directory


</dd>


<dt><a name="Cursor.load"></a><strong>Cursor:load</strong>&nbsp;(config)</dt>
<dd>

 
Manually load a config. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  config: UCI config
	</li>
	
</ul>


<h3>Return value:</h3>
Boolean whether operation succeeded


<h3>See also:</h3>
<ul>
	
	<li><a href="#Cursor.save">
		Cursor:save
	</a>
	
	<li><a href="#Cursor.unload">
		Cursor:unload
	</a>
	
</ul>

</dd>


<dt><a name="Cursor.revert"></a><strong>Cursor:revert</strong>&nbsp;(config)</dt>
<dd>

 
Revert saved but uncommitted changes. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  config: UCI config
	</li>
	
</ul>


<h3>Return value:</h3>
Boolean whether operation succeeded


<h3>See also:</h3>
<ul>
	
	<li><a href="#Cursor.commit">
		Cursor:commit
	</a>
	
	<li><a href="#Cursor.save">
		Cursor:save
	</a>
	
</ul>

</dd>


<dt><a name="Cursor.save"></a><strong>Cursor:save</strong>&nbsp;(config)</dt>
<dd>

 
Saves changes made to a config to make them committable. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  config: UCI config
	</li>
	
</ul>


<h3>Return value:</h3>
Boolean whether operation succeeded


<h3>See also:</h3>
<ul>
	
	<li><a href="#Cursor.load">
		Cursor:load
	</a>
	
	<li><a href="#Cursor.unload">
		Cursor:unload
	</a>
	
</ul>

</dd>


<dt><a name="Cursor.section"></a><strong>Cursor:section</strong>&nbsp;(config, type, name, values)</dt>
<dd>

 
Create a new section and initialize it with data. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  config: UCI config
	</li>
	
	<li>
	  type: UCI section type
	</li>
	
	<li>
	  name: UCI section name (optional)
	</li>
	
	<li>
	  values: Table of key - value pairs to initialize the section with
	</li>
	
</ul>


<h3>Return value:</h3>
Name of created section


</dd>


<dt><a name="Cursor.set"></a><strong>Cursor:set</strong>&nbsp;(config, section, option, value)</dt>
<dd>

 
Set a value or create a named section. 
 
When invoked with three arguments <code>config</code>, <code>sectionname</code>, <code>sectiontype</code>, 
then a named section of the given type is created. 
 
When invoked with four arguments <code>config</code>, <code>sectionname</code>, <code>optionname</code> and 
<code>optionvalue</code> then the value of the specified option is set to the given value. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  config: UCI config
	</li>
	
	<li>
	  section: UCI section name
	</li>
	
	<li>
	  option: UCI option or UCI section type
	</li>
	
	<li>
	  value: UCI value or nothing if you want to create a section
	</li>
	
</ul>


<h3>Return value:</h3>
Boolean whether operation succeeded


</dd>


<dt><a name="Cursor.set_confdir"></a><strong>Cursor:set_confdir</strong>&nbsp;(directory)</dt>
<dd>

 
Set the configuration directory. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  directory: UCI configuration directory
	</li>
	
</ul>


<h3>Return value:</h3>
Boolean whether operation succeeded


</dd>


<dt><a name="Cursor.set_list"></a><strong>Cursor:set_list</strong>&nbsp;(config, section, option, value)</dt>
<dd>

 
Set given values as list. Setting a list option to an empty list 
has the same effect as deleting the option. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  config: UCI config
	</li>
	
	<li>
	  section: UCI section name
	</li>
	
	<li>
	  option: UCI option
	</li>
	
	<li>
	  value: value or table. Raw values will become a single item table.
	</li>
	
</ul>


<h3>Return value:</h3>
Boolean whether operation succeeded


</dd>


<dt><a name="Cursor.set_savedir"></a><strong>Cursor:set_savedir</strong>&nbsp;(directory)</dt>
<dd>

 
Set the directory for uncommited changes. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  directory: UCI changes directory
	</li>
	
</ul>


<h3>Return value:</h3>
Boolean whether operation succeeded


</dd>


<dt><a name="Cursor.substate"></a><strong>Cursor:substate</strong>&nbsp;()</dt>
<dd>

 
Create a sub-state of this cursor. The sub-state is tied to the parent 
 
curser, means it the parent unloads or loads configs, the sub state will 
do so as well.


<h3>Return value:</h3>
UCI state cursor tied to the parent cursor


</dd>


<dt><a name="Cursor.tset"></a><strong>Cursor:tset</strong>&nbsp;(config, section, values)</dt>
<dd>

 
Updated the data of a section using data from a table. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  config: UCI config
	</li>
	
	<li>
	  section: UCI section name (optional)
	</li>
	
	<li>
	  values: Table of key - value pairs to update the section with
	</li>
	
</ul>


</dd>


<dt><a name="Cursor.unload"></a><strong>Cursor:unload</strong>&nbsp;(config)</dt>
<dd>

 
Discard changes made to a config. 


<h3>Parameters</h3>
<ul>
	
	<li>
	  config: UCI config
	</li>
	
</ul>


<h3>Return value:</h3>
Boolean whether operation succeeded


<h3>See also:</h3>
<ul>
	
	<li><a href="#Cursor.load">
		Cursor:load
	</a>
	
	<li><a href="#Cursor.save">
		Cursor:save
	</a>
	
</ul>

</dd>


<dt><a name="cursor"></a><strong>cursor</strong>&nbsp;()</dt>
<dd>

 
Create a new UCI-Cursor. 


<h3>Return value:</h3>
UCI-Cursor


</dd>


<dt><a name="cursor_state"></a><strong>cursor_state</strong>&nbsp;()</dt>
<dd>

 
Create a new Cursor initialized to the state directory. 


<h3>Return value:</h3>
UCI cursor


</dd>


</dl>


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