184 lines
4.7 KiB
PHP
184 lines
4.7 KiB
PHP
<?php
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/**
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* Name: Random place
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* Description: Sample Friendica addon. Set a random place when posting.
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* Version: 1.0
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* Author: Mike Macgirvin <http://macgirvin.com/profile/mike>
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*
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*
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*
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*
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* Addons are registered with the system through the admin
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* panel.
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*
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* When registration is detected, the system calls the addon
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* name_install() function, located in 'addon/name/name.php',
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* where 'name' is the name of the addon.
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* If the addon is removed from the configuration list, the
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* system will call the name_uninstall() function.
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*
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*/
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use Friendica\Core\Hook;
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use Friendica\Core\L10n;
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use Friendica\Core\Logger;
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use Friendica\Core\PConfig;
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use Friendica\DI;
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function randplace_install() {
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/**
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*
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* Our demo addon will attach in three places.
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* The first is just prior to storing a local post.
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*
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*/
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Hook::register('post_local', 'addon/randplace/randplace.php', 'randplace_post_hook');
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/**
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*
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* Then we'll attach into the addon settings page, and also the
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* settings post hook so that we can create and update
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* user preferences.
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*
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*/
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Hook::register('addon_settings', 'addon/randplace/randplace.php', 'randplace_settings');
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Hook::register('addon_settings_post', 'addon/randplace/randplace.php', 'randplace_settings_post');
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Logger::log("installed randplace");
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}
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function randplace_uninstall() {
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/**
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*
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* uninstall unregisters any hooks created with register_hook
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* during install. It may also delete configuration settings
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* and any other cleanup.
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*
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*/
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Hook::unregister('post_local', 'addon/randplace/randplace.php', 'randplace_post_hook');
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Hook::unregister('addon_settings', 'addon/randplace/randplace.php', 'randplace_settings');
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Hook::unregister('addon_settings_post', 'addon/randplace/randplace.php', 'randplace_settings_post');
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Logger::log("removed randplace");
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}
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function randplace_post_hook($a, &$item) {
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/**
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*
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* An item was posted on the local system.
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* We are going to look for specific items:
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* - A status post by a profile owner
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* - The profile owner must have allowed our addon
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*
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*/
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Logger::log('randplace invoked');
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if(! local_user()) /* non-zero if this is a logged in user of this system */
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return;
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if(local_user() != $item['uid']) /* Does this person own the post? */
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return;
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if($item['parent']) /* If the item has a parent, this is a comment or something else, not a status post. */
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return;
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/* Retrieve our personal config setting */
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$active = PConfig::get(local_user(), 'randplace', 'enable');
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if(! $active)
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return;
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/**
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*
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* OK, we're allowed to do our stuff.
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* Here's what we are going to do:
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* load the list of timezone names, and use that to generate a list of world cities.
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* Then we'll pick one of those at random and put it in the "location" field for the post.
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*
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*/
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$cities = [];
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$zones = timezone_identifiers_list();
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foreach($zones as $zone) {
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if((strpos($zone,'/')) && (! stristr($zone,'US/')) && (! stristr($zone,'Etc/')))
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$cities[] = str_replace('_', ' ',substr($zone,strpos($zone,'/') + 1));
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}
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if(! count($cities))
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return;
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$city = array_rand($cities,1);
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$item['location'] = $cities[$city];
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return;
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}
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/**
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*
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* Callback from the settings post function.
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* $post contains the $_POST array.
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* We will make sure we've got a valid user account
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* and if so set our configuration setting for this person.
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*
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*/
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function randplace_settings_post($a,$post) {
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if(! local_user())
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return;
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if($_POST['randplace-submit'])
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PConfig::set(local_user(),'randplace','enable',intval($_POST['randplace']));
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}
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/**
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*
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* Called from the Addon Setting form.
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* Add our own settings info to the page.
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*
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*/
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function randplace_settings(&$a,&$s) {
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if(! local_user())
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return;
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/* Add our stylesheet to the page so we can make our settings look nice */
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DI::page()['htmlhead'] .= '<link rel="stylesheet" type="text/css" href="' . DI::baseUrl()->get() . '/addon/randplace/randplace.css' . '" media="all" />' . "\r\n";
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/* Get the current state of our config variable */
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$enabled = PConfig::get(local_user(),'randplace','enable');
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$checked = (($enabled) ? ' checked="checked" ' : '');
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/* Add some HTML to the existing form */
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$s .= '<div class="settings-block">';
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$s .= '<h3>' . L10n::t('Randplace Settings') . '</h3>';
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$s .= '<div id="randplace-enable-wrapper">';
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$s .= '<label id="randplace-enable-label" for="randplace-checkbox">' . L10n::t('Enable Randplace Addon') . '</label>';
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$s .= '<input id="randplace-checkbox" type="checkbox" name="randplace" value="1" ' . $checked . '/>';
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$s .= '</div><div class="clear"></div>';
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/* provide a submit button */
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$s .= '<div class="settings-submit-wrapper" ><input type="submit" name="randplace-submit" class="settings-submit" value="' . L10n::t('Save Settings') . '" /></div></div>';
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}
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