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MDL-81920 core: move emoticon manager class into autoload namespace.
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paulholden committed Jun 14, 2024
1 parent 0bc002c commit 50d31ba
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191 changes: 191 additions & 0 deletions lib/classes/emoticon_manager.php
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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/>.

namespace core;

use pix_emoticon;
use stdClass;

/**
* Provides core support for plugins that have to deal with emoticons (like HTML editor or emoticon filter).
*
* Whenever this manager mentiones 'emoticon object', the following data structure is expected:
* stdClass with properties text, imagename, imagecomponent, altidentifier and altcomponent
*
* @see \admin_setting_emoticons
*
* @package core
* @copyright 2010 David Mudrak
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class emoticon_manager {

/**
* Returns the currently enabled emoticons
*
* @param bool $selectable If true, only return emoticons that should be selectable from a list
* @return stdClass[] array of emoticon objects
*/
public function get_emoticons(
bool $selectable = false,
): array {
global $CFG;

$notselectable = ['martin', 'egg'];

if (empty($CFG->emoticons)) {
return [];
}

$emoticons = $this->decode_stored_config($CFG->emoticons);

if (!is_array($emoticons)) {
// Something is wrong with the format of stored setting.
debugging('Invalid format of emoticons setting, please resave the emoticons settings form', DEBUG_NORMAL);
return [];
}

if ($selectable) {
foreach ($emoticons as $index => $emote) {
if (in_array($emote->altidentifier, $notselectable)) {
// Skip this one.
unset($emoticons[$index]);
}
}
}

return $emoticons;
}

/**
* Converts emoticon object into renderable pix_emoticon object
*
* @param stdClass $emoticon emoticon object
* @param array $attributes explicit HTML attributes to set
* @return pix_emoticon
*/
public function prepare_renderable_emoticon(
stdClass $emoticon,
array $attributes = [],
): pix_emoticon {
$stringmanager = get_string_manager();
if ($stringmanager->string_exists($emoticon->altidentifier, $emoticon->altcomponent)) {
$alt = get_string($emoticon->altidentifier, $emoticon->altcomponent);
} else {
$alt = s($emoticon->text);
}
return new pix_emoticon($emoticon->imagename, $alt, $emoticon->imagecomponent, $attributes);
}

/**
* Encodes the array of emoticon objects into a string storable in config table
*
* @param stdClass[] $emoticons array of emoticon objects
* @return string
*/
public function encode_stored_config(
array $emoticons,
): string {
return json_encode($emoticons);
}

/**
* Decodes the string into an array of emoticon objects
*
* @param string $encoded
* @return ?array
*/
public function decode_stored_config(
string $encoded,
): ?array {
$decoded = json_decode($encoded);
if (!is_array($decoded)) {
return null;
}
return $decoded;
}

/**
* Returns default set of emoticons supported by Moodle
*
* @return stdClass[] array of emoticon objects
*/
public function default_emoticons(): array {
return [
$this->prepare_emoticon_object(":-)", 's/smiley', 'smiley'),
$this->prepare_emoticon_object(":)", 's/smiley', 'smiley'),
$this->prepare_emoticon_object(":-D", 's/biggrin', 'biggrin'),
$this->prepare_emoticon_object(";-)", 's/wink', 'wink'),
$this->prepare_emoticon_object(":-/", 's/mixed', 'mixed'),
$this->prepare_emoticon_object("V-.", 's/thoughtful', 'thoughtful'),
$this->prepare_emoticon_object(":-P", 's/tongueout', 'tongueout'),
$this->prepare_emoticon_object(":-p", 's/tongueout', 'tongueout'),
$this->prepare_emoticon_object("B-)", 's/cool', 'cool'),
$this->prepare_emoticon_object("^-)", 's/approve', 'approve'),
$this->prepare_emoticon_object("8-)", 's/wideeyes', 'wideeyes'),
$this->prepare_emoticon_object(":o)", 's/clown', 'clown'),
$this->prepare_emoticon_object(":-(", 's/sad', 'sad'),
$this->prepare_emoticon_object(":(", 's/sad', 'sad'),
$this->prepare_emoticon_object("8-.", 's/shy', 'shy'),
$this->prepare_emoticon_object(":-I", 's/blush', 'blush'),
$this->prepare_emoticon_object(":-X", 's/kiss', 'kiss'),
$this->prepare_emoticon_object("8-o", 's/surprise', 'surprise'),
$this->prepare_emoticon_object("P-|", 's/blackeye', 'blackeye'),
$this->prepare_emoticon_object("8-[", 's/angry', 'angry'),
$this->prepare_emoticon_object("(grr)", 's/angry', 'angry'),
$this->prepare_emoticon_object("xx-P", 's/dead', 'dead'),
$this->prepare_emoticon_object("|-.", 's/sleepy', 'sleepy'),
$this->prepare_emoticon_object("}-]", 's/evil', 'evil'),
$this->prepare_emoticon_object("(h)", 's/heart', 'heart'),
$this->prepare_emoticon_object("(heart)", 's/heart', 'heart'),
$this->prepare_emoticon_object("(y)", 's/yes', 'yes', 'core'),
$this->prepare_emoticon_object("(n)", 's/no', 'no', 'core'),
$this->prepare_emoticon_object("(martin)", 's/martin', 'martin'),
$this->prepare_emoticon_object("( )", 's/egg', 'egg'),
];
}

/**
* Helper method preparing an emoticon object
*
* @param string|string[] $text
* @param string $imagename to be used by {@see pix_emoticon}
* @param ?string $altidentifier alternative string identifier, null for no alt
* @param string $altcomponent where the alternative string is defined
* @param string $imagecomponent to be used by {@see pix_emoticon}
* @return stdClass
*/
protected function prepare_emoticon_object(
string|array $text,
string $imagename,
?string $altidentifier = null,
string $altcomponent = 'core_pix',
string $imagecomponent = 'core',
) {
return (object) [
'text' => $text,
'imagename' => $imagename,
'altidentifier' => $altidentifier,
'altcomponent' => $altcomponent,
'imagecomponent' => $imagecomponent,
];
}
}

// Alias this class to the old name.
// This file will be autoloaded by the legacyclasses autoload system.
// In future all uses of this class will be corrected and the legacy references will be removed.
class_alias(emoticon_manager::class, \emoticon_manager::class);
3 changes: 2 additions & 1 deletion lib/db/legacyclasses.php
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Expand Up @@ -27,11 +27,12 @@
defined('MOODLE_INTERNAL') || die();

// Like other files in the db directory this file uses an array.
// The old class name is the key, the path to the file containing the class is the vlaue.
// The old class name is the key, the path to the file containing the class is the value.
// The array must be called $legacyclasses.
$legacyclasses = [
\bootstrap_renderer::class => 'output/bootstrap_renderer.php',
\coding_exception::class => 'exception/coding_exception.php',
\emoticon_manager::class => 'emoticon_manager.php',
\file_serving_exception::class => 'exception/file_serving_exception.php',
\invalid_dataroot_permissions::class => 'exception/invalid_dataroot_permissions.php',
\invalid_parameter_exception::class => 'exception/invalid_parameter_exception.php',
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160 changes: 4 additions & 156 deletions lib/moodlelib.php
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Expand Up @@ -7128,172 +7128,20 @@ function get_list_of_themes() {
}

/**
* Factory function for emoticon_manager
* Factory function for {@see \core\emoticon_manager}
*
* @return emoticon_manager singleton
* @return \core\emoticon_manager singleton
*/
function get_emoticon_manager() {
function get_emoticon_manager(): \core\emoticon_manager {
static $singleton = null;

if (is_null($singleton)) {
$singleton = new emoticon_manager();
$singleton = new \core\emoticon_manager();
}

return $singleton;
}

/**
* Provides core support for plugins that have to deal with emoticons (like HTML editor or emoticon filter).
*
* Whenever this manager mentiones 'emoticon object', the following data
* structure is expected: stdClass with properties text, imagename, imagecomponent,
* altidentifier and altcomponent
*
* @see admin_setting_emoticons
*
* @copyright 2010 David Mudrak
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class emoticon_manager {

/**
* Returns the currently enabled emoticons
*
* @param boolean $selectable - If true, only return emoticons that should be selectable from a list.
* @return array of emoticon objects
*/
public function get_emoticons($selectable = false) {
global $CFG;
$notselectable = ['martin', 'egg'];

if (empty($CFG->emoticons)) {
return array();
}

$emoticons = $this->decode_stored_config($CFG->emoticons);

if (!is_array($emoticons)) {
// Something is wrong with the format of stored setting.
debugging('Invalid format of emoticons setting, please resave the emoticons settings form', DEBUG_NORMAL);
return array();
}
if ($selectable) {
foreach ($emoticons as $index => $emote) {
if (in_array($emote->altidentifier, $notselectable)) {
// Skip this one.
unset($emoticons[$index]);
}
}
}

return $emoticons;
}

/**
* Converts emoticon object into renderable pix_emoticon object
*
* @param stdClass $emoticon emoticon object
* @param array $attributes explicit HTML attributes to set
* @return pix_emoticon
*/
public function prepare_renderable_emoticon(stdClass $emoticon, array $attributes = array()) {
$stringmanager = get_string_manager();
if ($stringmanager->string_exists($emoticon->altidentifier, $emoticon->altcomponent)) {
$alt = get_string($emoticon->altidentifier, $emoticon->altcomponent);
} else {
$alt = s($emoticon->text);
}
return new pix_emoticon($emoticon->imagename, $alt, $emoticon->imagecomponent, $attributes);
}

/**
* Encodes the array of emoticon objects into a string storable in config table
*
* @see self::decode_stored_config()
* @param array $emoticons array of emtocion objects
* @return string
*/
public function encode_stored_config(array $emoticons) {
return json_encode($emoticons);
}

/**
* Decodes the string into an array of emoticon objects
*
* @see self::encode_stored_config()
* @param string $encoded
* @return array|null
*/
public function decode_stored_config($encoded) {
$decoded = json_decode($encoded);
if (!is_array($decoded)) {
return null;
}
return $decoded;
}

/**
* Returns default set of emoticons supported by Moodle
*
* @return array of sdtClasses
*/
public function default_emoticons() {
return array(
$this->prepare_emoticon_object(":-)", 's/smiley', 'smiley'),
$this->prepare_emoticon_object(":)", 's/smiley', 'smiley'),
$this->prepare_emoticon_object(":-D", 's/biggrin', 'biggrin'),
$this->prepare_emoticon_object(";-)", 's/wink', 'wink'),
$this->prepare_emoticon_object(":-/", 's/mixed', 'mixed'),
$this->prepare_emoticon_object("V-.", 's/thoughtful', 'thoughtful'),
$this->prepare_emoticon_object(":-P", 's/tongueout', 'tongueout'),
$this->prepare_emoticon_object(":-p", 's/tongueout', 'tongueout'),
$this->prepare_emoticon_object("B-)", 's/cool', 'cool'),
$this->prepare_emoticon_object("^-)", 's/approve', 'approve'),
$this->prepare_emoticon_object("8-)", 's/wideeyes', 'wideeyes'),
$this->prepare_emoticon_object(":o)", 's/clown', 'clown'),
$this->prepare_emoticon_object(":-(", 's/sad', 'sad'),
$this->prepare_emoticon_object(":(", 's/sad', 'sad'),
$this->prepare_emoticon_object("8-.", 's/shy', 'shy'),
$this->prepare_emoticon_object(":-I", 's/blush', 'blush'),
$this->prepare_emoticon_object(":-X", 's/kiss', 'kiss'),
$this->prepare_emoticon_object("8-o", 's/surprise', 'surprise'),
$this->prepare_emoticon_object("P-|", 's/blackeye', 'blackeye'),
$this->prepare_emoticon_object("8-[", 's/angry', 'angry'),
$this->prepare_emoticon_object("(grr)", 's/angry', 'angry'),
$this->prepare_emoticon_object("xx-P", 's/dead', 'dead'),
$this->prepare_emoticon_object("|-.", 's/sleepy', 'sleepy'),
$this->prepare_emoticon_object("}-]", 's/evil', 'evil'),
$this->prepare_emoticon_object("(h)", 's/heart', 'heart'),
$this->prepare_emoticon_object("(heart)", 's/heart', 'heart'),
$this->prepare_emoticon_object("(y)", 's/yes', 'yes', 'core'),
$this->prepare_emoticon_object("(n)", 's/no', 'no', 'core'),
$this->prepare_emoticon_object("(martin)", 's/martin', 'martin'),
$this->prepare_emoticon_object("( )", 's/egg', 'egg'),
);
}

/**
* Helper method preparing the stdClass with the emoticon properties
*
* @param string|array $text or array of strings
* @param string $imagename to be used by {@link pix_emoticon}
* @param string $altidentifier alternative string identifier, null for no alt
* @param string $altcomponent where the alternative string is defined
* @param string $imagecomponent to be used by {@link pix_emoticon}
* @return stdClass
*/
protected function prepare_emoticon_object($text, $imagename, $altidentifier = null,
$altcomponent = 'core_pix', $imagecomponent = 'core') {
return (object)array(
'text' => $text,
'imagename' => $imagename,
'imagecomponent' => $imagecomponent,
'altidentifier' => $altidentifier,
'altcomponent' => $altcomponent,
);
}
}

// ENVIRONMENT CHECKING.

/**
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