mirror of
https://github.com/Cacti/cacti.git
synced 2026-11-09 05:26:50 +09:00
Ian Berry
4adceabe4c
git-svn-id: svn+ssh://repo.cacti.net/var/data/svnroot/cacti/trunk/cacti@267 860744bd-22fc-0310-8c96-e9fe5004b5ca
164 lines
6.7 KiB
PHP
164 lines
6.7 KiB
PHP
<?/*
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+-------------------------------------------------------------------------+
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| Copyright (C) 2002 Ian Berry |
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| This program is free software; you can redistribute it and/or |
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| modify it under the terms of the GNU General Public License |
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| as published by the Free Software Foundation; either version 2 |
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| of the License, or (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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+-------------------------------------------------------------------------+
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| cacti: the rrdtool frontend [php-auth, php-tree, php-form] |
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+-------------------------------------------------------------------------+
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| This code is currently maintained and debugged by Ian Berry, any |
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| questions or comments regarding this code should be directed to: |
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| - iberry@raxnet.net |
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+-------------------------------------------------------------------------+
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| - raXnet - http://www.raxnet.net/ |
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+-------------------------------------------------------------------------+
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*/?>
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<?
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function ReturnMatrixRowAlternateColorBegin($row_color1, $row_color2, $row_value) {
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if (($row_value % 2) == 1) {
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$current_color = $row_color1;
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}else{
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$current_color = $row_color2;
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}
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return "<tr bgcolor=\"#$current_color\">";
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}
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## This function decides what 'tier' a given id is on based on the characters per tier.
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## For example: Called with ('1000','1'), it would return '1'.
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## Called with ('1010','1'), it would return '3'.
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## Called with ('1010','2'), it would return '2'.
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##
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## Note: 'tier' is determined from left to right.
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function tree_tier($id,$chars_per_tier) {
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$root_test = str_pad('',$chars_per_tier,'0');
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if (preg_match("/^$root_test/",$id)) {
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$tier = 0;
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} else {
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$tier = ceil(strlen(preg_replace("/0+$/",'',$id)) / $chars_per_tier);
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}
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return($tier);
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}
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## This takes in a heirarchical ID and increments it in its current tier
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function increment_id($id) {
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$tier = tree_tier($id,'2');
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if ($tier > 1) {
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$parent_root = substr($id,0,(($tier - 1) * 2) );
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}
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$id_chunk = substr($id,(($tier - 1) * 2),'2');
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$id_chunk += 1;
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# $id_chunk = (strrev($id_chunk) + 1);
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$id_chunk = str_pad($id_chunk,2,'0',STR_PAD_RIGHT);
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# $id_chunk = strrev($id_chunk);
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$next_id = str_pad("$parent_root$id_chunk",60,'0');
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return($next_id);
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}
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## This takes in a heirarchical ID and decrements it in its current tier
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function decrement_id($id) {
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$tier = tree_tier($id,'2');
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if ($tier > 1) {
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$parent_root = substr($id,0,(($tier - 1) * 2) );
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}
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$id_chunk = substr($id,(($tier - 1) * 2),'2');
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$id_chunk -= 1;
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# $id_chunk = (strrev($id_chunk) + 1);
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$id_chunk = str_pad($id_chunk,2,'0',STR_PAD_RIGHT);
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# $id_chunk = strrev($id_chunk);
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$next_id = str_pad("$parent_root$id_chunk",60,'0');
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return($next_id);
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}
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## This function queries the database with the table and field specified to calculate the next
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## available id ON THE SAME TIER.
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function get_next_tree_id($id,$table,$field) {
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if (preg_match("/^00/",$id)) {
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$tier = 0;
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$parent_root = '';
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}else{
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$tier = tree_tier($id,'2');
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$parent_root = substr($id,0,($tier * 2));
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}
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$order_key = db_fetch_cell("SELECT $field FROM $table WHERE $field LIKE '$parent_root%' ORDER BY $field DESC LIMIT 1");
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$complete_root = substr($order_key,0,($tier * 2) + 2);
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$order_key_suffix = (substr($complete_root, -2) + 1);
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$order_key_suffix = str_pad($order_key_suffix,2,'0',STR_PAD_LEFT);
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$order_key_suffix = str_pad($parent_root . $order_key_suffix,60,'0',STR_PAD_RIGHT);
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return $order_key_suffix;
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}
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function branch_up($order_key, $table, $field, $where = '', $primary_key = 'ID') {
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move_branch('up',$order_key, $table, $field, $where, $primary_key);
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}
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function branch_down($order_key, $table, $field, $where, $primary_key = 'ID') {
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move_branch('down',$order_key, $table, $field, $where, $primary_key);
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}
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function move_branch($dir,$order_key, $table, $field, $where) {
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$tier = tree_tier($order_key,'2');
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if ($where != '') { $where = " AND $where"; }
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$arrow = $dir == 'up' ? '<' : '>';
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$order = $dir == 'up' ? 'DESC' : 'ASC';
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$sql = "SELECT * FROM $table WHERE $field $arrow $order_key AND $field LIKE '%".substr($order_key,($tier * 2))."'
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AND $field NOT LIKE '%00".substr($order_key,($tier * 2))."'ORDER BY $field $order $where";
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$displaced_row = db_fetch_row($sql);
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if (sizeof($displaced_row) > 0) {
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$old_root = substr($order_key,0,($tier * 2));
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$new_root = substr($displaced_row[$field],0,($tier * 2));
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db_execute("LOCK TABLES $table WRITE");
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$sql = "UPDATE $table SET $field = CONCAT('".str_pad('',($tier * 2),'Z')."',SUBSTRING($field,".(($tier * 2) + 1).")) WHERE $field LIKE '$new_root%'$where";
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db_execute($sql);
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$sql = "UPDATE $table SET $field = CONCAT('$new_root',SUBSTRING($field,".(($tier * 2) + 1).")) WHERE $field LIKE '$old_root%' $where";
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db_execute($sql);
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$sql = "UPDATE $table SET $field = CONCAT('$old_root',SUBSTRING($field,".(($tier * 2) + 1).")) WHERE $field LIKE '".str_pad('',($tier * 2),'Z')."%'$where";
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db_execute($sql);
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db_execute("UNLOCK TABLES $table");
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}
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}
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function spread_branches($order_key,$table,$field,$where = '') {
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$tier = tree_tier($order_key,'2');
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if ($where != '') { $where = " AND $where"; }
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$sql = "SELECT $field FROM $table WHERE $field >= $order_key AND $field LIKE '%".substr($order_key,($tier * 2))."'
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AND $field NOT LIKE '%00".substr($order_key,($tier * 2))."' $where ORDER by $field DESC";
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print "'$sql'<BR>\n";
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$br_to_move = db_fetch_assoc($sql);
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if (sizeof($br_to_move) > 0) {
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db_execute("LOCK TABLES $table WRITE");
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foreach ($br_to_move as $branch) {
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if (! $cleared[$branch[$field]]) {
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$next_id = get_next_tree_id($branch[$field]);
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} else {
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$next_id = increment_id($branch[$field]);
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}
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$next_id = trim($next_id,"0");
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$sql = "UPDATE $table SET $field = CONCAT($next_id, SUBSTRING($field,".(($tier * 2) + 1).")) WHERE $field LIKE '".substr($order_key,0,($tier * 2))."'";
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print "'$sql'<BR>\n";
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# db_execute($sql);
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}
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db_execute("UNLOCK TABLES $table");
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}
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}
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?>
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