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| Original file line number | Diff line number | Diff line change |
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| <?php | ||
| // This file is part of Moodle - http://moodle.org/ | ||
| // | ||
| // Moodle is free software: you can redistribute it and/or modify | ||
| // it under the terms of the GNU General Public License as published by | ||
| // the Free Software Foundation, either version 3 of the License, or | ||
| // (at your option) any later version. | ||
| // | ||
| // Moodle is distributed in the hope that it will be useful, | ||
| // but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| // GNU General Public License for more details. | ||
| // | ||
| // You should have received a copy of the GNU General Public License | ||
| // along with Moodle. If not, see <http://www.gnu.org/licenses/>. | ||
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| /** | ||
| * external API for core library | ||
| * | ||
| * @package core_webservice | ||
| * @category external | ||
| * @copyright 2012 Jerome Mouneyrac <[email protected]> | ||
| * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later | ||
| */ | ||
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| defined('MOODLE_INTERNAL') || die; | ||
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| require_once("$CFG->libdir/externallib.php"); | ||
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| /** | ||
| * Web service related functions | ||
| * | ||
| * @package core | ||
| * @category external | ||
| * @copyright 2012 Jerome Mouneyrac <[email protected]> | ||
| * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later | ||
| * @since Moodle 2.4 | ||
| */ | ||
| class core_external extends external_api { | ||
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| /** | ||
| * Format the received string parameters to be sent to the core get_string() function. | ||
| * | ||
| * @param array $stringparams | ||
| * @return object|string | ||
| * @since 2.4 | ||
| */ | ||
| public static function format_string_parameters($stringparams) { | ||
| // Check if there are some string params. | ||
| $strparams = new stdClass(); | ||
| if (!empty($stringparams)) { | ||
| // There is only one string parameter. | ||
| if (count($stringparams) == 1) { | ||
| $stringparam = array_pop($stringparams); | ||
| if (isset($stringparam['name'])) { | ||
| $strparams->{$stringparam['name']} = $stringparam['value']; | ||
| } else { | ||
| // It is a not named string parameter. | ||
| $strparams = $stringparam['value']; | ||
| } | ||
| } else { | ||
| // There are more than one parameter. | ||
| foreach ($stringparams as $stringparam) { | ||
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| // If a parameter is unnamed throw an exception | ||
| // unnamed param is only possible if one only param is sent. | ||
| if (empty($stringparam['name'])) { | ||
| throw new moodle_exception('unnamedstringparam', 'webservice'); | ||
| } | ||
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| $strparams->{$stringparam['name']} = $stringparam['value']; | ||
| } | ||
| } | ||
| } | ||
| return $strparams; | ||
| } | ||
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| /** | ||
| * Returns description of get_string parameters | ||
| * | ||
| * @return external_function_parameters | ||
| * @since Moodle 2.4 | ||
| */ | ||
| public static function get_string_parameters() { | ||
| return new external_function_parameters( | ||
| array('stringid' => new external_value(PARAM_STRINGID, 'string identifier'), | ||
| 'component' => new external_value(PARAM_COMPONENT,'component', VALUE_DEFAULT, 'moodle'), | ||
| 'lang' => new external_value(PARAM_LANG, 'lang', VALUE_DEFAULT, null), | ||
| 'stringparams' => new external_multiple_structure ( | ||
| new external_single_structure(array( | ||
| 'name' => new external_value(PARAM_ALPHANUMEXT, 'param name | ||
| - if the string expect only one $a parameter then don\'t send this field, just send the value.', VALUE_OPTIONAL), | ||
| 'value' => new external_value(PARAM_TEXT,'param value'))), | ||
| 'the definition of a string param (i.e. {$a->name})', VALUE_DEFAULT, array() | ||
| ) | ||
| ) | ||
| ); | ||
| } | ||
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| /** | ||
| * Return a core get_string() call | ||
| * | ||
| * @param string $identifier string identifier | ||
| * @param string $component string component | ||
| * @param array $stringparams the string params | ||
| * @return string | ||
| * @since Moodle 2.4 | ||
| */ | ||
| public static function get_string($stringid, $component = 'moodle', $stringparams = array()) { | ||
| $params = self::validate_parameters(self::get_string_parameters(), | ||
| array('stringid'=>$stringid, 'component' => $component, 'stringparams' => $stringparams)); | ||
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| return get_string($params['stringid'], $params['component'], | ||
| core_external::format_string_parameters($params['stringparams']), $params['lang']); | ||
| } | ||
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| /** | ||
| * Returns description of get_string() result value | ||
| * | ||
| * @return string | ||
| * @since Moodle 2.4 | ||
| */ | ||
| public static function get_string_returns() { | ||
| return new external_value(PARAM_TEXT, 'translated string'); | ||
| } | ||
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| /** | ||
| * Returns description of get_string parameters | ||
| * | ||
| * @return external_function_parameters | ||
| * @since Moodle 2.4 | ||
| */ | ||
| public static function get_strings_parameters() { | ||
| return new external_function_parameters( | ||
| array('strings' => new external_multiple_structure ( | ||
| new external_single_structure (array( | ||
| 'stringid' => new external_value(PARAM_STRINGID, 'string identifier'), | ||
| 'component' => new external_value(PARAM_COMPONENT, 'component', VALUE_DEFAULT, 'moodle'), | ||
| 'lang' => new external_value(PARAM_LANG, 'lang', VALUE_DEFAULT, null), | ||
| 'stringparams' => new external_multiple_structure ( | ||
| new external_single_structure(array( | ||
| 'name' => new external_value(PARAM_ALPHANUMEXT, 'param name | ||
| - if the string expect only one $a parameter then don\'t send this field, just send the value.', VALUE_OPTIONAL), | ||
| 'value' => new external_value(PARAM_TEXT, 'param value'))), | ||
| 'the definition of a string param (i.e. {$a->name})', VALUE_DEFAULT, array() | ||
| )) | ||
| ) | ||
| ) | ||
| ) | ||
| ); | ||
| } | ||
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| /** | ||
| * Return multiple call to core get_string() | ||
| * | ||
| * @param array $strings strings to translate | ||
| * @return array | ||
| * | ||
| * @since Moodle 2.4 | ||
| */ | ||
| public static function get_strings($strings) { | ||
| $params = self::validate_parameters(self::get_strings_parameters(), | ||
| array('strings'=>$strings)); | ||
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| $translatedstrings = array(); | ||
| foreach($params['strings'] as $string) { | ||
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| if (empty($string['lang'])) { | ||
| $lang = $string['lang']; | ||
| } else { | ||
| $lang = current_language(); | ||
| } | ||
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| $translatedstrings[] = array( | ||
| 'stringid' => $string['stringid'], | ||
| 'component' => $string['component'], | ||
| 'lang' => $lang, | ||
| 'string' => get_string($string['stringid'], $string['component'], | ||
| core_external::format_string_parameters($string['stringparams']), $lang)); | ||
| } | ||
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| return $translatedstrings; | ||
| } | ||
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| /** | ||
| * Returns description of get_string() result value | ||
| * | ||
| * @return array | ||
| * @since Moodle 2.4 | ||
| */ | ||
| public static function get_strings_returns() { | ||
| return new external_multiple_structure( | ||
| new external_single_structure(array( | ||
| 'stringid' => new external_value(PARAM_STRINGID, 'string id'), | ||
| 'component' => new external_value(PARAM_COMPONENT, 'string component'), | ||
| 'lang' => new external_value(PARAM_LANG, 'lang'), | ||
| 'string' => new external_value(PARAM_TEXT, 'translated string')) | ||
| )); | ||
| } | ||
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| /** | ||
| * Returns description of get_component_strings parameters | ||
| * | ||
| * @return external_function_parameters | ||
| * @since Moodle 2.4 | ||
| */ | ||
| public static function get_component_strings_parameters() { | ||
| return new external_function_parameters( | ||
| array('component' => new external_value(PARAM_COMPONENT, 'component'), | ||
| 'lang' => new external_value(PARAM_LANG, 'lang', VALUE_DEFAULT, null), | ||
| ) | ||
| ); | ||
| } | ||
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| /** | ||
| * Return all lang strings of a component - call to core get_component_strings(). | ||
| * | ||
| * @param string $component component name | ||
| * @return array | ||
| * | ||
| * @since Moodle 2.4 | ||
| */ | ||
| public static function get_component_strings($component, $lang = null) { | ||
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| if (empty($lang)) { | ||
| $lang = current_language(); | ||
| } | ||
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| $params = self::validate_parameters(self::get_component_strings_parameters(), | ||
| array('component'=>$component, 'lang' => $lang)); | ||
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| $stringmanager = get_string_manager(); | ||
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| $wsstrings = array(); | ||
| $componentstrings = $stringmanager->load_component_strings($params['component'], $params['lang']); | ||
| foreach($componentstrings as $stringid => $string) { | ||
| $wsstrings[$stringid] = $string; | ||
| } | ||
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| return $wsstrings; | ||
| } | ||
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| /** | ||
| * Returns description of get_component_strings() result value | ||
| * | ||
| * @return array | ||
| * @since Moodle 2.4 | ||
| */ | ||
| public static function get_component_strings_returns() { | ||
| return new external_multiple_structure( | ||
| new external_single_structure(array( | ||
| 'stringid' => new external_value(PARAM_STRINGID, 'string id'), | ||
| 'string' => new external_value(PARAM_TEXT, 'translated string')) | ||
| )); | ||
| } | ||
| } |
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