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<?php
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/*
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pfSense_MODULE: utils
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*/
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/*
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Copyright (C) 2009 Janne Enberg <janne.enberg@lietu.net>
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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DISABLE_PHP_LINT_CHECKING
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*/
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/****f* itemid/delete_id
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* NAME
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* delete_id - delete an item with ['id'] = $id from $array
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* INPUTS
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* $id - int: The ID to delete
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* $array - array to delete the item from
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* RESULT
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* boolean - true if item was found and deleted
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******/
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function delete_id($id, &$array){
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// Index to delete
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$delete_index = NULL;
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// Search for the item in the array
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foreach ($array as $key => $item){
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// If this item is the one we want to delete
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if(isset($item['id']) && $item['id']==$id ){
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$delete_index = $key;
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break;
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}
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}
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// If we found the item, unset it
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if( $delete_index!==NULL ){
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unset($array[$delete_index]);
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return true;
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} else {
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return false;
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}
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}
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/****f* itemid/get_next_id
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* NAME
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* get_next_id - find the next available id from an item list
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* INPUTS
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* $array - array of items to get the id for
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* RESULT
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* integer - the next available id
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******/
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function get_next_id($array){
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// Default value
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$next_id = 1;
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// Search for IDs
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foreach ($array as $item){
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// If this item has an ID, and it's higher or equal to the current "next ID", use that + 1 as the next ID
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if(isset($item['id']) && $item['id']>=$next_id ){
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$next_id = $item['id'] + 1;
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}
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}
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return $next_id;
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}
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?>
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