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MDL-22061 new string_exists() method - this can be used in some corner cases

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This commit is contained in:
Petr Skoda 2010-04-13 20:14:31 +00:00
parent 3d93400145
commit 9f9193f623
1 changed files with 52 additions and 3 deletions
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55
lib/moodlelib.php
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@ -5701,6 +5701,20 @@ interface string_manager {
*/
public function get_string($identifier, $component = '', $a = NULL);
/**
* Does the string actually exist?
*
* get_string() is throwing debug warnings, sometimes we do not want them
* or we want to display better explanation of the problem.
*
* Use with care!
*
* @param string $identifier The identifier of the string to search for
* @param string $component The module the string is associated with
* @return boot true if exists
*/
public function string_exists($identifier, $component);
/**
* Returns a list of country names in the current language
* @return array two-letter country code => translated name.
@ -5803,7 +5817,6 @@ class core_string_manager implements string_manager {
$string = array();
// first load english pack
if (!file_exists("$CFG->dirroot/lang/en/$file.php")) {
debugging("Invalid component parameter in get_string() call: $component", DEBUG_DEVELOPER);
return array();
}
include("$CFG->dirroot/lang/en/$file.php");
@ -5828,7 +5841,6 @@ class core_string_manager implements string_manager {
} else {
if (!$location = get_plugin_directory($plugintype, $pluginname) or !is_dir($location)) {
debugging("Invalid component parameter in get_string() call, plugin files are missing: $component", DEBUG_DEVELOPER);
return array();
}
if ($plugintype === 'mod') {
@ -5840,7 +5852,7 @@ class core_string_manager implements string_manager {
$string = array();
// first load english pack
if (!file_exists("$location/lang/en/$file.php")) {
//english pack does not exist, so do not try to laod anything else
//english pack does not exist, so do not try to load anything else
return array();
}
include("$location/lang/en/$file.php");
@ -5873,6 +5885,24 @@ class core_string_manager implements string_manager {
return $string;
}
/**
* Does the string actually exist?
*
* get_string() is throwing debug warnings, sometimes we do not want them
* or we want to display better explanation of the problem.
*
* Use with care!
*
* @param string $identifier The identifier of the string to search for
* @param string $component The module the string is associated with
* @return boot true if exists
*/
public function string_exists($identifier, $component) {
$lang = current_language();
$string = $this->load_component_strings($component, $lang);
return isset($string[$identifier]);
}
/**
* Get String returns a requested string
*
@ -6054,9 +6084,28 @@ class install_string_manager implements string_manager {
* @return array of all string for given component and lang
*/
public function load_component_strings($component, $lang) {
// not needed in installer
return array();
}
/**
* Does the string actually exist?
*
* get_string() is throwing debug warnings, sometimes we do not want them
* or we want to display better explanation of the problem.
*
* Use with care!
*
* @param string $identifier The identifier of the string to search for
* @param string $component The module the string is associated with
* @return boot true if exists
*/
public function string_exists($identifier, $component) {
// simple old style hack ;)
$str = get_string($identifier, $component);
return (strpos($str, '[[') === false);
}
/**
* Get String returns a requested string
*