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82 lines
2.0 KiB
PHP
82 lines
2.0 KiB
PHP
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<?php
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/**
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* Base plugin class.
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*/
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require_once 'Savant2/Plugin.php';
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/**
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*
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* Modifies a value with a series of functions.
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*
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* $Id$
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*
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* @author Paul M. Jones <pmjones@ciaweb.net>
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*
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* @package Savant2
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*
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* @license http://www.gnu.org/copyleft/lesser.html LGPL
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*
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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 Lesser General Public License as
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* published by the Free Software Foundation; either version 2.1 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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*/
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class Savant2_Plugin_modify extends Savant2_Plugin {
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/**
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*
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* Modifies a value with a series of functions.
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*
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* Allows you to pass a space-separated list of value-manipulation
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* functions so that the value is "massaged" before output. For
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* example, if you want to strip slashes, force to lower case, and
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* convert to HTML entities (as for an input text box), you might do
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* this:
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*
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* $this->modify($value, 'stripslashes strtolower htmlentities');
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*
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* @param object &$savant A reference to the calling Savant2 object.
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*
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* @access public
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*
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* @param string $value The value to be printed.
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*
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* @param string $functions A space-separated list of
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* single-parameter functions to be applied to the $value before
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* printing.
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*
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* @return string
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*
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*/
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function plugin($value, $functions = null)
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{
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// is there a space-delimited function list?
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if (is_string($functions)) {
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// yes. split into an array of the
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// functions to be called.
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$list = explode(' ', $functions);
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// loop through the function list and
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// apply to the output in sequence.
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foreach ($list as $func) {
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if (function_exists($func)) {
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$value = $func($value);
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}
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}
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}
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return $value;
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}
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}
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?>
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