diff options
Diffstat (limited to 'phpBB/phpbb/template/context.php')
-rw-r--r-- | phpBB/phpbb/template/context.php | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/phpBB/phpbb/template/context.php b/phpBB/phpbb/template/context.php index 5e4f71a2a9..392efd5933 100644 --- a/phpBB/phpbb/template/context.php +++ b/phpBB/phpbb/template/context.php @@ -87,6 +87,17 @@ class context } /** + * Retreive a single scalar value from a single key. + * + * @param string $varname Variable name + * @return mixed Variable value, or null if not set + */ + public function retrieve_var($varname) + { + return isset($this->rootref[$varname]) ? $this->rootref[$varname] : null; + } + + /** * Returns a reference to template data array. * * This function is public so that template renderer may invoke it. @@ -264,6 +275,68 @@ class context } /** + * Retrieve key variable pairs from the specified block + * + * @param string $blockname Name of block to retrieve $vararray from + * @param array $vararray An array of variable names, empty array retrieves all vars + * @return array of hashes with variable name as key and retrieved value or null as value + */ + public function retrieve_block_vars($blockname, array $vararray) + { + // 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]; + } + + $result = array(); + if ($vararray === array()) + { + // The calculated vars that depend on the block position are excluded from the complete block returned results + $excluded_vars = array('S_FIRST_ROW', 'S_LAST_ROW', 'S_BLOCK_NAME', 'S_NUM_ROWS', 'S_ROW_COUNT', 'S_ROW_NUM'); + + foreach ($block as $varname => $varvalue) + { + if ($varname === strtoupper($varname) && !is_array($varvalue) && !in_array($varname, $excluded_vars)) + { + $result[$varname] = $varvalue; + } + } + } + else + { + foreach ($vararray as $varname) + { + $result[$varname] = isset($block[$varname]) ? $block[$varname] : null; + } + } + return $result; + } + + /** * Find the index for a specified key in the innermost specified block * * @param string $blockname the blockname, for example 'loop' |