119 lines
3.5 KiB
PHP
119 lines
3.5 KiB
PHP
<?php
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/**
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* @file
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* Provide better intergration into the rules module
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*/
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/**
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* Implements hook_rules_action_info() on behalf of the twitter module.
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*/
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function twitter_actions_rules_action_info() {
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return array(
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'rules_core_twitter_actions_set_status_action' => array(
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'label' => t('Post a message to Twitter'),
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'group' => t('Twitter'),
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'parameter' => array(
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'message' => array(
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'type' => 'text',
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'label' => t('Message'),
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'description' => t("The content of the tweet."),
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),
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'sender' => array(
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'type' => 'user',
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'label' => t('Sender'),
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'description' => t("User whose Twitter account will be used."),
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),
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),
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'base' => 'twitter_actions_set_status',
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'access callback' => 'rules_twitter_actions_access_callback',
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),
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);
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}
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/**
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* Fetches Twitter account info and submits with the message to the Twitter API
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*
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* @param $message
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* The message to post
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* @param $sender
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* The Drupal user that has a Twitter account
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*/
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function twitter_actions_set_status($message, $sender) {
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if ($twitter_uid = db_query("SELECT twitter_uid FROM {twitter_account} WHERE uid = :uid", array(':uid' => $sender->uid))->fetchField()) {
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module_load_include('inc', 'twitter');
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$twitter_account = twitter_account_load($twitter_uid);
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twitter_set_status($twitter_account, $message);
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}
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else {
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watchdog('twitter', 'Twitter authentication failed. Please check your account name and try again.', array(), WATCHDOG_ERROR);
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}
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}
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/**
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* Implements hook_rules_condition_info().
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*/
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function twitter_actions_rules_condition_info() {
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$defaults = array(
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'group' => t('Twitter'),
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'parameter' => array(
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'user' => array(
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'type' => 'user',
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'label' => t('User'),
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'description' => t('The user to be checked for.'),
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),
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),
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'named parameter' => TRUE,
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'access callback' => 'rules_twitter_actions_access_callback',
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);
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$items['rules_core_twitter_conditions_user_has_linked'] = $defaults + array(
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'label' => t('User has linked Twitter account'),
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'help' => t('Evaluates to TRUE in case there is a record in the twitter_account for the provided user.'),
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'base' => 'twitter_actions_has_linked',
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);
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$items['rules_core_twitter_conditions_text_is_under_140'] = array(
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'group' => t('Twitter'),
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'named parameter' => TRUE,
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'parameter' => array(
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'text' => array(
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'type' => 'text',
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'label' => t('Text to check'),
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),
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),
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'label' => t('Text is under 140 characters'),
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'help' => t('Returns TRUE if the length of the text is 140 or less.'),
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'base' => 'twitter_actions_less_140',
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);
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return $items;
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}
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/**
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* The callback function for the Rules condition
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* @param $element
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* $element['user']: The user to be checked for.
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* @return
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* TRUE if the user has linked his/her Twitter account.
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*/
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function twitter_actions_has_linked($element) {
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return db_query("SELECT twitter_uid FROM {twitter_account} WHERE uid = :uid", array(':uid' => $element['user']->uid))->fetchField() ? TRUE : FALSE;
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}
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/**
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* The callback function for the Rules condition
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* @param $element
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* $element['user']: The user to be checked for.
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* @return
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* TRUE if the user has linked his/her Twitter account.
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*/
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function twitter_actions_less_140($element) {
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return strlen($element['text']) < 141;
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}
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/**
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* The callback function to access the condition
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*/
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function rules_twitter_actions_access_callback($type, $name) {
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return user_access('add twitter accounts');
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}
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