diff options
Diffstat (limited to 'mod/ecml/ecml_functions.php')
-rw-r--r-- | mod/ecml/ecml_functions.php | 101 |
1 files changed, 85 insertions, 16 deletions
diff --git a/mod/ecml/ecml_functions.php b/mod/ecml/ecml_functions.php index dca4e03f9..f0dcafa24 100644 --- a/mod/ecml/ecml_functions.php +++ b/mod/ecml/ecml_functions.php @@ -52,6 +52,8 @@ function ecml_parse_view_match($matches) { // match against custom keywords with optional args $keyword_info = $CONFIG->ecml_keywords[$keyword]; $vars = ecml_keywords_tokenize_params($params_string); + $vars['ecml_keyword'] = $keyword; + $vars['ecml_params_string'] = $params_string; $content = elgg_view($keyword_info['view'], $vars); break; } @@ -65,35 +67,102 @@ function ecml_parse_view_match($matches) { } /** - * Creates an array from a "name=value, name2=value2" string. + * Creates an array from a name=value name2='value2' name3="value3" string. * * @param $string * @return array */ function ecml_keywords_tokenize_params($string) { - $pairs = array_map('trim', explode(',', $string)); - $params = array(); - - foreach ($pairs as $pair) { - list($name, $value) = explode('=', $pair); - $name = trim($name); - $value = trim($value); + if (empty($string)) { + return array(); + } - // normalize BOOL values - if ($value === 'true') { - $value = TRUE; - } elseif ($value === 'false') { - $value = FALSE; + $params = array(); + $pos = 0; + $char = substr($string, $pos, 1); + + // working var for assembling name and values + $operand = $name = ''; + + while ($char !== FALSE) { + switch ($char) { + // handle quoted names/values + case '"': + case "'": + $quote = $char; + + $next_char = substr($string, ++$pos, 1); + while ($next_char != $quote) { + if ($next_char === FALSE) { + // no matching quote. bail. + return array(); + } + $operand .= $next_char; + $next_char = substr($string, ++$pos, 1); + } + break; + + case ECML_ATTR_SEPARATOR: + // normalize true and false + if ($operand == 'true'){ + $operand = TRUE; + } elseif ($operand == 'false') { + $operand = FALSE; + } + $params[$name] = $operand; + $operand = $name = ''; + break; + + case ECML_ATTR_OPERATOR: + // save name, switch to value + $name = $operand; + $operand = ''; + break; + + default: + $operand .= $char; } - // don't check against value since a falsy/empty value is valid. - if ($name) { - $params[$name] = $value; + $char = substr($string, ++$pos, 1); + } + + // need to get the last attr + if ($name && $operand) { + if ($operand == 'true'){ + $operand = TRUE; + } elseif ($operand == 'false') { + $operand = FALSE; } + $params[$name] = $operand; } return $params; + + // this is much faster, but doesn't allow quoting. +// $pairs = array_map('trim', explode(',', $string)); +// $params = array(); +// +// foreach ($pairs as $pair) { +// list($name, $value) = explode('=', $pair); +// +// $name = trim($name); +// $value = trim($value); +// +// // normalize BOOL values +// if ($value === 'true') { +// $value = TRUE; +// } elseif ($value === 'false') { +// $value = FALSE; +// } +// +// // don't check against value since a falsy/empty value is valid. +// if ($name) { +// $params[$name] = $value; +// } +// } +// +// return $params; } /** |