/**
* Clean up string found in JavaScript source code. Only from Drupal 6.
*/
function _potx_parse_js_string($string)
{
return _potx_format_quoted_string(implode('', preg_split('~(?<!\\\\)[\'"]\\s*\\+\\s*[\'"]~s', $string)));
}
/**
* Helper to find the value for 'context' on t() and format_plural().
*
* @param $tf
* Start position of the original function.
* @param $ti
* Start position where we should search from.
* @param $file
* Full path name of file parsed.
* @param function_name
* The name of the function to look for. Either 'format_plural' or 't'
* given that Drupal 7 only supports context on these.
*/
function _potx_find_context($tf, $ti, $file, $function_name)
{
global $_potx_tokens;
// Start from after the comma and skip the possible arguments for the function
// so we can look for the context.
if (($ti = _potx_skip_args($ti)) && $_potx_tokens[$ti] == ',') {
// Now we actually might have some definition for a context. The $options
// argument is coming up, which might have a key for context.
echo "TI:" . $ti . "\n";
list($com, $arr, $par) = array($_potx_tokens[$ti], $_potx_tokens[$ti + 1], $_potx_tokens[$ti + 2]);
if ($com == ',' && $arr[1] == 'array' && $par == '(') {
$nesting = 0;
$ti += 3;
// Go through to either the end of the array or to the key definition of
// context on the same nesting level.
while (!(is_array($_potx_tokens[$ti]) && in_array($_potx_tokens[$ti][1], array('"context"', "'context'")) && $_potx_tokens[$ti][0] == T_CONSTANT_ENCAPSED_STRING && $nesting == 0 || $_potx_tokens[$ti] == ')' && $nesting == -1)) {
$ti++;
if (!is_array($_potx_tokens[$ti])) {
if ($_potx_tokens[$ti] == ')') {
$nesting--;
}
if ($_potx_tokens[$ti] == '(') {
$nesting++;
}
}
}
if ($nesting == 0) {
// Found the 'context' key on the top level of the $options array.
list($arw, $str) = array($_potx_tokens[$ti + 1], $_potx_tokens[$ti + 2]);
if (is_array($arw) && $arw[1] == '=>' && is_array($str) && $str[0] == T_CONSTANT_ENCAPSED_STRING) {
return _potx_format_quoted_string($str[1]);
} else {
list($type, $string, $line) = $_potx_tokens[$ti];
// @todo: fix error reference.
_potx_marker_error($file, $line, $function_name, $tf, potx_t('The context element in the options array argument to @function() should be a literal string. There should be no variables, concatenation, constants or other non-literal strings there.', array('@function' => $function_name)), 'http://drupal.org/node/322732');
// Return with error.
return POTX_CONTEXT_ERROR;
}
} else {
// Did not found 'context' key in $options array.
return POTX_CONTEXT_NONE;
}
}
}
// After skipping args, we did not find a comma to look for $options.
return POTX_CONTEXT_NONE;
}
