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| author | javiexin <javiexin@gmail.com> | 2016-12-28 12:55:26 +0100 |
|---|---|---|
| committer | javiexin <javiexin@gmail.com> | 2016-12-28 12:55:26 +0100 |
| commit | cff57f9076dd160b2185895f7298d4acbc5b5bb3 (patch) | |
| tree | 67df3d1688d3d79884693c9cd6e01eab6110aeb7 /phpBB/phpbb/template/context.php | |
| parent | 3322117c3863c443ca1b79d25541bde4c662c0ed (diff) | |
| download | forums-cff57f9076dd160b2185895f7298d4acbc5b5bb3.tar forums-cff57f9076dd160b2185895f7298d4acbc5b5bb3.tar.gz forums-cff57f9076dd160b2185895f7298d4acbc5b5bb3.tar.bz2 forums-cff57f9076dd160b2185895f7298d4acbc5b5bb3.tar.xz forums-cff57f9076dd160b2185895f7298d4acbc5b5bb3.zip | |
[ticket/14944] Add possibility to search for template loop indexes by key
Adds a new function to the template interface, and implements it in the
context class. The function returns the ordinal index for a specified key,
with the same structure that the key for alter_block_array.
Reuses same code.
PHPBB3-14944
Diffstat (limited to 'phpBB/phpbb/template/context.php')
| -rw-r--r-- | phpBB/phpbb/template/context.php | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/phpBB/phpbb/template/context.php b/phpBB/phpbb/template/context.php index 4ee48205c8..e390c5a677 100644 --- a/phpBB/phpbb/template/context.php +++ b/phpBB/phpbb/template/context.php @@ -264,6 +264,77 @@ class context } /** + * Find the index for a specified key in the innermost specified block + * + * @param string $blockname the blockname, for example 'loop' + * @param mixed $key Key to search for + * + * array: KEY => VALUE [the key/value pair to search for within the loop to determine the correct position] + * + * int: Position [the position to search for] + * + * If key is false the position is set to 0 + * If key is true the position is set to the last entry + * + * @return mixed false if not found, index position otherwise; be sure to test with === + */ + public function find_key_index($blockname, $key = false) + { + // For nested block, $blockcount > 0, for top-level block, $blockcount == 0 + $blocks = explode('.', $blockname); + $blockcount = sizeof($blocks) - 1; + + $block = &$this->tpldata; + for ($i = 0; $i < $blockcount; $i++) + { + if (($pos = strpos($blocks[$i], '[')) !== false) + { + $name = substr($blocks[$i], 0, $pos); + + if (strpos($blocks[$i], '[]') === $pos) + { + $index = sizeof($block[$name]) - 1; + } + else + { + $index = min((int) substr($blocks[$i], $pos + 1, -1), sizeof($block[$name]) - 1); + } + } + else + { + $name = $blocks[$i]; + $index = sizeof($block[$name]) - 1; + } + $block = &$block[$name]; + $block = &$block[$index]; + } + + $block = &$block[$blocks[$i]]; // Traverse the last block + + // Change key to zero (change first position) if false and to last position if true + if ($key === false || $key === true) + { + return ($key === false) ? 0 : sizeof($block); + } + + // Get correct position if array given + if (is_array($key)) + { + // Search array to get correct position + list($search_key, $search_value) = @each($key); + foreach ($block as $i => $val_ary) + { + if ($val_ary[$search_key] === $search_value) + { + return $i; + } + } + } + + return false; + } + + /** * Change already assigned key variable pair (one-dimensional - single loop entry) * * An example of how to use this function: |