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Code Issues Releases Wiki Activity

- new function + a few fixes suggested by cyberalien

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git-svn-id: file:///svn/phpbb/trunk@5013 89ea8834-ac86-4346-8a33-228a782c2dd0
This commit is contained in:
Meik Sievertsen
2004-10-30 17:11:58 +00:00
parent c987a54bb0
commit 978d58e73d
1 changed files with 129 additions and 3 deletions
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132
phpBB/includes/template.php
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@ -286,6 +286,104 @@ class template
return true;
}
// Change already assigned key variable pair (one-dimensional - single loop entry)
//
// $blockname : the blockname, for example 'loop'
// $vararray : the var array to insert/add or merge
// $key : (array) KEY => VALUE [the key/value pair to search for within the loop to determine the correct position] OR
// (int) Position [the position to change or insert at directly given]
//
// If key is false the position is set to 0
// If key is true the position is set to the last entry
//
// $mode : insert|change
// If insert, the vararray is inserted at the given position (position counting from zero).
// If change, the current block gets merged with the vararray (resulting in new key/value pairs be added and existing keys be
// replaced by the new value).
//
// Since counting begins by zero...
// inserting at the last position will result in this array: array(vararray, last positioned array)
// inserting at the position 1 will result in this array: array(first positioned array, vararray, following vars)
function alter_block_array($blockname, $vararray, $key = false, $mode = 'insert')
{
// Examples:
// ('loop', $varrarray) : Insert vararray at the end
// ('loop', $vararray, 2) : Insert vararray at position 2
// ('loop', $vararray, array('KEY' => 'value')) : Insert vararray at the position where the key 'KEY' has the value of 'value'
// ('loop', $vararray, false) : Insert vararray at first position
// ('loop', $vararray, true) : Insert vararray at last position (assign_block_vars equivalence)
// ('loop', $vararray, 2, 'change') : Change/Merge vararray with existing array at position 2
// ('loop', $vararray, array('KEY' => 'value'), 'change') : Change/Merge vararray with existing array at the position where the key 'KEY' has the value of 'value'
// ('loop', $vararray, false, 'change') : Change/Merge vararray with existing array at first position
// ('loop', $vararray, true, 'change') : Change/Merge vararray with existing array at last position
if (strpos($blockname, '.') !== false)
{
// Nested blocks are not supported
return false;
}
// Change key to zero (change first position) if false and to last position if true
if ($key === false || $key === true)
{
$key = ($key === false) ? 0 : sizeof($this->_tpldata[$blockname])-1;
}
// Get correct position if array given
if (is_array($key))
{
// Search array to get correct position
list($search_key, $search_value) = @each($key);
$key = NULL;
foreach ($this->_tpldata[$blockname] as $i => $val_ary)
{
if ($val_ary[$search_key] === $search_value)
{
$key = $i;
break;
}
}
// key/value pair not found
if ($key === NULL)
{
return false;
}
}
// Insert Block
if ($mode == 'insert')
{
// Make sure we are not exceeding the last iteration
if ($key > sizeof($this->_tpldata[$blockname]))
{
$key = sizeof($this->_tpldata[$blockname]);
}
// Re-position template blocks
for ($i = sizeof($this->_tpldata[$blockname]); $i > $key; $i--)
{
$this->_tpldata[$blockname][$i] = $this->_tpldata[$blockname][$i-1];
$this->_tpldata[$blockname][$i]['S_ROW_COUNT'] = $i;
}
// Insert vararray at given position
$vararray['S_ROW_COUNT'] = $key;
$this->_tpldata[$blockname][$key] = &$vararray;
return true;
}
// Which block to change?
if ($mode == 'change')
{
$this->_tpldata[$blockname][$key] = array_merge($this->_tpldata[$blockname][$key], &$vararray);
return true;
}
}
// Include a seperate template
function _tpl_include($filename, $include = true)
{
@ -407,6 +505,10 @@ class template
list(, $temp) = each($includephp_blocks);
$compile_blocks[] = '<?php ' . $this->compile_tag_include_php($temp) . ' ?>';
}
else
{
$compile_blocks[] = '';
}
break;
case 'PHP':
@ -416,6 +518,10 @@ class template
list(, $temp) = each($php_blocks);
$compile_blocks[] = '<?php ' . $temp . ' ?>';
}
else
{
$compile_blocks[] = '';
}
break;
default:
@ -482,13 +588,33 @@ class template
// Allow for control of looping (indexes start from zero):
// foo(2) : Will start the loop on the 3rd entry
// foo(-2) : Will start the loop two entries from the end
// foo(3,4) : Will start the loop on the fourth entry and end it on the fourth
// foo(3,4) : Will start the loop on the fourth entry and end it on the fifth
// foo(3,-4) : Will start the loop on the fourth entry and end it four from last
if (preg_match('#^(.*?)\(([\-0-9]+)(,([\-0-9]+))?\)$#', $tag_args, $match))
{
$tag_args = $match[1];
$loop_start = ($match[2] < 0) ? '$_' . $tag_args . '_count ' . ($match[2] - 1) : $match[2];
$loop_end = ($match[4]) ? (($match[4] < 0) ? '$_' . $tag_args . '_count ' . $match[4] : ($match[4] + 1)) : '$_' . $tag_args . '_count';
if ($match[2] < 0)
{
$loop_start = '($_' . $tag_args . '_count ' . $match[2] . ' < 0 ? 0 : $_' . $tag_args . '_count ' . $match[2] . ')';
}
else
{
$loop_start = '($_' . $tag_args . '_count < ' . $match[2] . ' ? $_' . $tag_args . '_count : ' . $match[2] . ')';
}
if (strlen($match[4]) < 1 || $match[4] == -1)
{
$loop_end = '$_' . $tag_args . '_count';
}
else if ($match[4] >= 0)
{
$loop_end = '(' . ($match[4] + 1) . ' > $_' . $tag_args . '_count ? $_' . $tag_args . '_count : ' . ($match[4] + 1) . ')';
}
else //if ($match[4] < -1)
{
$loop_end = '$_' . $tag_args . '_count' . ($match[4] + 1);
}
}
else
{