This project does not seem to handle request data directly as such no vulnerable execution paths were found.
include
, or for example
via PHP's auto-loading mechanism.
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1 | <?php |
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2 | |||
3 | /** |
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4 | * Event calendar plugin |
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5 | * |
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6 | * @package event_calendar |
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7 | * @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU Public License version 2 |
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8 | * @author Kevin Jardine <[email protected]> |
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9 | * @copyright Radagast Solutions 2008 |
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10 | * @link http://radagast.biz/ |
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11 | */ |
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12 | |||
13 | elgg_register_event_handler('init','system','event_calendar_init'); |
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14 | |||
15 | function event_calendar_init() { |
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16 | |||
17 | elgg_register_library('elgg:event_calendar', elgg_get_plugins_path() . 'event_calendar/models/model.php'); |
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18 | |||
19 | elgg_register_plugin_hook_handler('cron', 'fiveminute', 'event_calendar_handle_reminders_cron', 400); |
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20 | elgg_register_plugin_hook_handler('entity:url', 'object', 'event_calendar_url'); |
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21 | elgg_register_plugin_hook_handler('prepare', 'notification:create:object:event_calendar', 'event_calendar_prepare_notification'); |
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22 | |||
23 | // Register a page handler, so we can have nice URLs |
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24 | elgg_register_page_handler('event_calendar', 'event_calendar_page_handler'); |
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25 | |||
26 | // Register granular notification |
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27 | elgg_register_notification_event('object', 'event_calendar', array('create')); |
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28 | |||
29 | // Set up site menu |
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30 | $site_calendar = elgg_get_plugin_setting('site_calendar', 'event_calendar'); |
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31 | if (!$site_calendar || $site_calendar != 'no') { |
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32 | // add a site navigation item |
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33 | $item = new ElggMenuItem('event_calendar', elgg_echo('item:object:event_calendar'), 'event_calendar/list/'); |
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34 | elgg_register_menu_item('site', $item); |
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35 | } |
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36 | // make event calendar title and description searchable |
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37 | elgg_register_entity_type('object', 'event_calendar'); |
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38 | |||
39 | // make legacy tags searchable |
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40 | elgg_register_tag_metadata_name('event_tags'); |
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41 | |||
42 | // register the plugin's JavaScript |
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43 | $plugin_js = elgg_get_simplecache_url('js', 'event_calendar/event_calendar'); |
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44 | elgg_register_simplecache_view('js/event_calendar/event_calendar'); |
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45 | elgg_register_js('elgg.event_calendar', $plugin_js); |
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46 | |||
47 | // ajax event summary popup |
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48 | elgg_register_ajax_view('event_calendar/popup'); |
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49 | |||
50 | //add to group profile page |
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51 | $group_calendar = elgg_get_plugin_setting('group_calendar', 'event_calendar'); |
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52 | if (!$group_calendar || $group_calendar != 'no') { |
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53 | elgg_register_plugin_hook_handler('register', 'menu:owner_block', 'event_calendar_owner_block_menu'); |
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54 | $group_profile_display = elgg_get_plugin_setting('group_profile_display', 'event_calendar'); |
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55 | elgg_extend_view('groups/tool_latest', 'event_calendar/group_module'); |
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56 | } |
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57 | |||
58 | //add to the css |
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59 | elgg_extend_view('css/elgg', 'event_calendar/css'); |
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60 | $event_calendar_listing_format = elgg_get_plugin_setting('listing_format', 'event_calendar'); |
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61 | |||
62 | if (elgg_is_active_plugin('event_poll') || ($event_calendar_listing_format == 'full')) { |
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63 | elgg_extend_view('css/elgg', 'fullcalendar/css'); |
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64 | $plugin_js = elgg_get_simplecache_url('js', 'event_calendar/fullcalendar'); |
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65 | elgg_register_simplecache_view('js/event_calendar/fullcalendar'); |
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66 | elgg_register_js('elgg.full_calendar', $plugin_js); |
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67 | } |
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68 | |||
69 | //add a widget |
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70 | elgg_register_widget_type('event_calendar', elgg_echo("event_calendar:widget_title"), elgg_echo('event_calendar:widget:description')); |
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71 | |||
72 | // Index page and group profile page widgets and widget title urls if Widget Manager plugin is available |
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73 | if (elgg_is_active_plugin('widget_manager')) { |
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74 | //add index widget for Widget Manager plugin |
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75 | elgg_register_widget_type('index_event_calendar', elgg_echo("event_calendar:widget_title"), elgg_echo('event_calendar:widget:description'), array("index")); |
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76 | elgg_register_widget_type('groups_event_calendar', elgg_echo("event_calendar:widget_title"), elgg_echo('event_calendar:widget:description'), array("groups")); |
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77 | //register title urls for widgets |
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78 | elgg_register_plugin_hook_handler("entity:url", "object", "event_calendar_widget_urls"); |
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79 | } |
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80 | |||
81 | // add the event calendar group tool option |
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82 | $event_calendar_group_default = elgg_get_plugin_setting('group_default', 'event_calendar'); |
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83 | if (!$event_calendar_group_default || ($event_calendar_group_default == 'yes')) { |
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84 | add_group_tool_option('event_calendar', elgg_echo('event_calendar:enable_event_calendar'), true); |
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85 | } else { |
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86 | add_group_tool_option('event_calendar', elgg_echo('event_calendar:enable_event_calendar'), false); |
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87 | } |
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88 | |||
89 | // if autogroup is set, listen and respond to join/leave events |
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90 | if (elgg_get_plugin_setting('autogroup', 'event_calendar') == 'yes') { |
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91 | elgg_register_event_handler('join', 'group', 'event_calendar_handle_join'); |
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92 | elgg_register_event_handler('leave', 'group', 'event_calendar_handle_leave'); |
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93 | } |
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94 | |||
95 | // entity menu |
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96 | elgg_register_plugin_hook_handler('register', 'menu:entity', 'event_calendar_entity_menu_setup'); |
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97 | elgg_register_plugin_hook_handler('prepare', 'menu:entity', 'event_calendar_entity_menu_prepare'); |
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98 | |||
99 | // register actions |
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100 | $action_path = elgg_get_plugins_path() . 'event_calendar/actions/event_calendar'; |
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101 | |||
102 | elgg_register_action("event_calendar/edit","$action_path/edit.php"); |
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103 | elgg_register_action("event_calendar/delete","$action_path/delete.php"); |
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104 | elgg_register_action("event_calendar/add_personal","$action_path/add_personal.php"); |
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105 | elgg_register_action("event_calendar/add_ics","$action_path/add_ics.php"); |
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106 | elgg_register_action("event_calendar/remove_personal","$action_path/remove_personal.php"); |
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107 | elgg_register_action("event_calendar/request_personal_calendar","$action_path/request_personal_calendar.php"); |
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108 | elgg_register_action("event_calendar/toggle_personal_calendar","$action_path/toggle_personal_calendar.php"); |
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109 | elgg_register_action("event_calendar/killrequest","$action_path/killrequest.php"); |
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110 | elgg_register_action("event_calendar/addtocalendar","$action_path/addtocalendar.php"); |
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111 | elgg_register_action("event_calendar/add_to_group","$action_path/add_to_group.php"); |
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112 | elgg_register_action("event_calendar/remove_from_group","$action_path/remove_from_group.php"); |
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113 | elgg_register_action("event_calendar/add_to_group_members","$action_path/add_to_group_members.php"); |
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114 | elgg_register_action("event_calendar/remove_from_group_members","$action_path/remove_from_group_members.php"); |
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115 | elgg_register_action("event_calendar/manage_subscribers","$action_path/manage_subscribers.php"); |
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116 | elgg_register_action("event_calendar/modify_full_calendar","$action_path/modify_full_calendar.php"); |
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117 | elgg_register_action("event_calendar/join_conference","$action_path/join_conference.php"); |
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118 | elgg_register_action("event_calendar/upgrade", "$action_path/upgrade.php", 'admin'); |
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119 | |||
120 | // check for pending event_calendar upgrades when a site upgrade is made |
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121 | elgg_register_event_handler('upgrade', 'system', 'event_calendar_check_pending_upgrades'); |
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122 | } |
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123 | |||
124 | /** |
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125 | * Add a menu item to an ownerblock |
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126 | */ |
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127 | View Code Duplication | function event_calendar_owner_block_menu($hook, $type, $return, $params) { |
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128 | elgg_load_library('elgg:event_calendar'); |
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129 | if (elgg_instanceof($params['entity'], 'group')) { |
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130 | if (event_calendar_activated_for_group($params['entity'])) { |
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131 | $url = "event_calendar/group/{$params['entity']->guid}"; |
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132 | $item = new ElggMenuItem('event_calendar', elgg_echo('event_calendar:group'), $url); |
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133 | $return[] = $item; |
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134 | } |
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135 | } else if (elgg_instanceof($params['entity'], 'user')) { |
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136 | $url = "event_calendar/owner/{$params['entity']->username}"; |
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137 | $item = new ElggMenuItem('event_calendar', elgg_echo('event_calendar:widget_title'), $url); |
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138 | $return[] = $item; |
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139 | } |
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140 | |||
141 | return $return; |
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142 | } |
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143 | |||
144 | /** |
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145 | * Set url for event_calendar objects |
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146 | * |
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147 | * @param string $hook entity:url |
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148 | * @param string $type object |
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149 | * @param string $url Current URL |
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150 | * @param array $params Hook parameters |
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151 | * @return string The URL |
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152 | */ |
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153 | View Code Duplication | function event_calendar_url($hook, $type, $url, $params) { |
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154 | $entity = $params['entity']; |
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155 | |||
156 | if (!elgg_instanceof($entity, 'object', 'event_calendar')) { |
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157 | return $url; |
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158 | } |
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159 | |||
160 | $friendly_title = elgg_get_friendly_title($entity->title); |
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161 | return "event_calendar/view/{$entity->guid}/$friendly_title"; |
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162 | } |
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163 | |||
164 | /** |
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165 | * Dispatches event calendar pages. |
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166 | * |
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167 | * URLs take the form of |
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168 | * Site event calendar: event_calendar/list/<start_date>/<display_mode>/<filter_context>/<region> |
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169 | * Single event: event_calendar/view/<event_guid>/<title> |
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170 | * New event: event_calendar/add |
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171 | * Edit event: event_calendar/edit/<event_guid> |
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172 | * Group event calendar: event_calendar/group/<group_guid>/<start_date>/<display_mode>/<filter_context>/<region> |
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173 | * Add group event: event_calendar/add/<group_guid> |
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174 | * Review requests: event_calendar/review_requests/<event_guid> |
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175 | * Display event subscribers: event_calendar/display_users/<event_guid> |
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176 | * Events for a user's calendar: event_calendar/owner/<username>/<start_date>/<display_mode>/<filter_context>/<region> |
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177 | * |
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178 | * Title is ignored |
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179 | * |
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180 | * @param array $page |
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181 | * @return null |
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182 | */ |
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183 | function event_calendar_page_handler($page) { |
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184 | |||
185 | elgg_load_library('elgg:event_calendar'); |
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186 | $page_type = $page[0]; |
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187 | switch ($page_type) { |
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188 | case 'list': |
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189 | View Code Duplication | if (isset($page[1])) { |
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190 | $start_date = $page[1]; |
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191 | if (isset($page[2])) { |
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192 | $display_mode = $page[2]; |
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193 | if (isset($page[3])) { |
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194 | $filter_mode = $page[3]; |
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195 | if (isset($page[4])) { |
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196 | $region = $page[4]; |
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197 | } else { |
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198 | $region = ''; |
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199 | } |
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200 | } else { |
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201 | $filter_mode = ''; |
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202 | } |
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203 | } else { |
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204 | $display_mode = ''; |
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205 | } |
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206 | } else { |
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207 | $start_date = 0; |
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208 | } |
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209 | echo event_calendar_get_page_content_list($page_type, 0, $start_date, $display_mode, $filter_mode, $region); |
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0 ignored issues
–
show
The variable
$filter_mode does not seem to be defined for all execution paths leading up to this point.
If you define a variable conditionally, it can happen that it is not defined for all execution paths. Let’s take a look at an example: function myFunction($a) {
switch ($a) {
case 'foo':
$x = 1;
break;
case 'bar':
$x = 2;
break;
}
// $x is potentially undefined here.
echo $x;
}
In the above example, the variable $x is defined if you pass “foo” or “bar” as argument for $a. However, since the switch statement has no default case statement, if you pass any other value, the variable $x would be undefined. Available Fixes
![]() The variable
$region does not seem to be defined for all execution paths leading up to this point.
If you define a variable conditionally, it can happen that it is not defined for all execution paths. Let’s take a look at an example: function myFunction($a) {
switch ($a) {
case 'foo':
$x = 1;
break;
case 'bar':
$x = 2;
break;
}
// $x is potentially undefined here.
echo $x;
}
In the above example, the variable $x is defined if you pass “foo” or “bar” as argument for $a. However, since the switch statement has no default case statement, if you pass any other value, the variable $x would be undefined. Available Fixes
![]() |
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210 | break; |
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211 | case 'view': |
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212 | echo event_calendar_get_page_content_view($page[1]); |
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213 | break; |
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214 | case 'display_users': |
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215 | echo event_calendar_get_page_content_display_users($page[1]); |
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216 | break; |
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217 | case 'manage_users': |
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218 | echo event_calendar_get_page_content_manage_users($page[1]); |
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219 | break; |
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220 | case 'schedule': |
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221 | case 'add': |
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222 | if (isset($page[1])) { |
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223 | group_gatekeeper(); |
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224 | $group_guid = $page[1]; |
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225 | } else { |
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226 | gatekeeper(); |
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227 | $group_guid = 0; |
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228 | } |
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229 | echo event_calendar_get_page_content_edit($page_type, $group_guid, $page[2]); |
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230 | break; |
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231 | case 'edit': |
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232 | gatekeeper(); |
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233 | echo event_calendar_get_page_content_edit($page_type, $page[1]); |
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234 | break; |
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235 | case 'group': |
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236 | group_gatekeeper(); |
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237 | if (isset($page[1])) { |
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238 | $group_guid = $page[1]; |
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239 | View Code Duplication | if (isset($page[2])) { |
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240 | $start_date = $page[2]; |
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241 | if (isset($page[3])) { |
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242 | $display_mode = $page[3]; |
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243 | if (isset($page[4])) { |
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244 | $filter_mode = $page[4]; |
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245 | if (isset($page[5])) { |
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246 | $region = $page[5]; |
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247 | } else { |
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248 | $region = ''; |
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249 | } |
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250 | } else { |
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251 | $filter_mode = ''; |
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252 | } |
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253 | } else { |
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254 | $display_mode = ''; |
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255 | } |
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256 | } else { |
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257 | $start_date = ''; |
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258 | } |
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259 | } else { |
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260 | $group_guid = 0; |
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261 | } |
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262 | echo event_calendar_get_page_content_list($page_type, $group_guid, $start_date, $display_mode, $filter_mode, $region); |
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0 ignored issues
–
show
The variable
$start_date does not seem to be defined for all execution paths leading up to this point.
If you define a variable conditionally, it can happen that it is not defined for all execution paths. Let’s take a look at an example: function myFunction($a) {
switch ($a) {
case 'foo':
$x = 1;
break;
case 'bar':
$x = 2;
break;
}
// $x is potentially undefined here.
echo $x;
}
In the above example, the variable $x is defined if you pass “foo” or “bar” as argument for $a. However, since the switch statement has no default case statement, if you pass any other value, the variable $x would be undefined. Available Fixes
![]() |
|||
263 | break; |
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264 | case 'owner': |
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265 | if (isset($page[1])) { |
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266 | $username = $page[1]; |
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267 | $user = get_user_by_username($username); |
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268 | $user_guid = $user->guid; |
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269 | View Code Duplication | if (isset($page[2])) { |
|
270 | $start_date = $page[2]; |
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271 | if (isset($page[3])) { |
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272 | $display_mode = $page[3]; |
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273 | if (isset($page[4])) { |
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274 | $filter_mode = $page[4]; |
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275 | if (isset($page[5])) { |
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276 | $region = $page[5]; |
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277 | } else { |
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278 | $region = ''; |
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279 | } |
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280 | } else { |
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281 | $filter_mode = ''; |
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282 | } |
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283 | } else { |
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284 | $display_mode = ''; |
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285 | } |
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286 | } else { |
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287 | $start_date = ''; |
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288 | } |
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289 | } else { |
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290 | $group_guid = 0; |
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291 | } |
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292 | echo event_calendar_get_page_content_list($page_type, $user_guid, $start_date, $display_mode, $filter_mode, $region); |
||
0 ignored issues
–
show
The variable
$user_guid does not seem to be defined for all execution paths leading up to this point.
If you define a variable conditionally, it can happen that it is not defined for all execution paths. Let’s take a look at an example: function myFunction($a) {
switch ($a) {
case 'foo':
$x = 1;
break;
case 'bar':
$x = 2;
break;
}
// $x is potentially undefined here.
echo $x;
}
In the above example, the variable $x is defined if you pass “foo” or “bar” as argument for $a. However, since the switch statement has no default case statement, if you pass any other value, the variable $x would be undefined. Available Fixes
![]() |
|||
293 | break; |
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294 | case 'review_requests': |
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295 | gatekeeper(); |
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296 | echo event_calendar_get_page_content_review_requests($page[1]); |
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297 | break; |
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298 | case 'get_fullcalendar_events': |
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299 | echo event_calendar_get_page_content_fullcalendar_events($page[1], $page[2], $page[3], $page[4]); |
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300 | break; |
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301 | default: |
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302 | return false; |
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303 | } |
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304 | return true; |
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305 | } |
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306 | |||
307 | /** |
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308 | * Add particular event calendar links/info to entity menu |
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309 | */ |
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310 | function event_calendar_entity_menu_setup($hook, $type, $return, $params) { |
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311 | if (elgg_in_context('widgets_calendar')) { |
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312 | return $return; |
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313 | } |
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314 | |||
315 | $entity = $params['entity']; |
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316 | $handler = elgg_extract('handler', $params, false); |
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317 | if ($handler != 'event_calendar') { |
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318 | return $return; |
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319 | } |
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320 | View Code Duplication | if (elgg_is_active_plugin('event_poll') && $entity->canEdit() && $entity->schedule_type == 'poll') { |
|
321 | $options = array( |
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322 | 'name' => 'schedule', |
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323 | 'text' => elgg_echo('event_poll:schedule_button'), |
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324 | 'title' => elgg_echo('event_poll:schedule_button'), |
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325 | 'href' => 'event_poll/vote/'.$entity->guid, |
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326 | 'priority' => 150, |
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327 | ); |
||
328 | $return[] = ElggMenuItem::factory($options); |
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329 | } |
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330 | $user_guid = elgg_get_logged_in_user_guid(); |
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331 | if ($user_guid) { |
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332 | $calendar_status = event_calendar_personal_can_manage($entity, $user_guid); |
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333 | if ($calendar_status == 'open') { |
||
334 | if (event_calendar_has_personal_event($entity->guid, $user_guid)) { |
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335 | $options = array( |
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336 | 'name' => 'personal_calendar', |
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337 | 'text' => elgg_echo('event_calendar:remove_from_the_calendar_menu_text'), |
||
338 | 'title' => elgg_echo('event_calendar:remove_from_my_calendar'), |
||
339 | 'href' => elgg_add_action_tokens_to_url("action/event_calendar/remove_personal?guid={$entity->guid}"), |
||
340 | 'priority' => 150, |
||
341 | ); |
||
342 | $return[] = ElggMenuItem::factory($options); |
||
343 | View Code Duplication | } else { |
|
344 | if (!event_calendar_is_full($entity->guid) && !event_calendar_has_collision($entity->guid, $user_guid)) { |
||
345 | $options = array( |
||
346 | 'name' => 'personal_calendar', |
||
347 | 'text' => elgg_echo('event_calendar:add_to_the_calendar_menu_text'), |
||
348 | 'title' => elgg_echo('event_calendar:add_to_my_calendar'), |
||
349 | 'href' => elgg_add_action_tokens_to_url("action/event_calendar/add_personal?guid={$entity->guid}"), |
||
350 | 'priority' => 150, |
||
351 | ); |
||
352 | $return[] = ElggMenuItem::factory($options); |
||
353 | } |
||
354 | } |
||
355 | } else if ($calendar_status == 'closed') { |
||
356 | View Code Duplication | if (!event_calendar_has_personal_event($entity->guid, $user_guid) && !check_entity_relationship($user_guid, 'event_calendar_request', $entity->guid)) { |
|
357 | $options = array( |
||
358 | 'name' => 'personal_calendar', |
||
359 | 'text' => elgg_echo('event_calendar:make_request_title'), |
||
360 | 'title' => elgg_echo('event_calendar:make_request_title'), |
||
361 | 'href' => elgg_add_action_tokens_to_url("action/event_calendar/request_personal_calendar?guid={$entity->guid}"), |
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362 | 'priority' => 150, |
||
363 | ); |
||
364 | $return[] = ElggMenuItem::factory($options); |
||
365 | } |
||
366 | } |
||
367 | } |
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368 | |||
369 | return $return; |
||
370 | } |
||
371 | |||
372 | function event_calendar_entity_menu_prepare($hook, $type, $return, $params) { |
||
373 | // remove access level from listings |
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374 | if (elgg_in_context('event_calendar') && !elgg_in_context('event_calendar:view')) { |
||
375 | $new_return = array(); |
||
376 | if (isset($return['default']) && is_array($return['default'])) { |
||
377 | foreach($return['default'] as $item) { |
||
378 | if ($item->getName() != 'access') { |
||
379 | $new_return[] = $item; |
||
380 | } |
||
381 | } |
||
382 | } |
||
383 | $return['default'] = $new_return; |
||
384 | } |
||
385 | |||
386 | return $return; |
||
387 | } |
||
388 | |||
389 | function event_calendar_widget_urls($hook_name, $entity_type, $return_value, $params){ |
||
390 | $result = $return_value; |
||
391 | $widget = $params["entity"]; |
||
392 | |||
393 | if(empty($result) && ($widget instanceof ElggWidget)) { |
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394 | $owner = $widget->getOwnerEntity(); |
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395 | |||
396 | switch($widget->handler) { |
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397 | case "event_calendar": |
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398 | $result = "/event_calendar/owner/" . $owner->username; |
||
399 | break; |
||
400 | case "index_event_calendar": |
||
401 | $result = "/event_calendar/list"; |
||
402 | break; |
||
403 | case "groups_event_calendar": |
||
404 | if($owner instanceof ElggGroup){ |
||
405 | $result = "/event_calendar/group/" . $owner->guid; |
||
406 | } else { |
||
407 | $result = "/event_calendar/list"; |
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408 | } |
||
409 | break; |
||
410 | } |
||
411 | } |
||
412 | return $result; |
||
413 | } |
||
414 | |||
415 | View Code Duplication | function event_calendar_handle_join($event, $object_type, $object) { |
|
416 | elgg_load_library('elgg:event_calendar'); |
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417 | $group = $object['group']; |
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418 | $user = $object['user']; |
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419 | $user_guid = $user->getGUID(); |
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420 | $events = event_calendar_get_events_for_group($group->getGUID()); |
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421 | foreach ($events as $event) { |
||
422 | $event_id = $event->getGUID(); |
||
423 | event_calendar_add_personal_event($event_id, $user_guid); |
||
424 | } |
||
425 | } |
||
426 | |||
427 | View Code Duplication | function event_calendar_handle_leave($event, $object_type, $object) { |
|
428 | elgg_load_library('elgg:event_calendar'); |
||
429 | $group = $object['group']; |
||
430 | $user = $object['user']; |
||
431 | $user_guid = $user->getGUID(); |
||
432 | $events = event_calendar_get_events_for_group($group->getGUID()); |
||
433 | foreach ($events as $event) { |
||
434 | $event_id = $event->getGUID(); |
||
435 | event_calendar_remove_personal_event($event_id, $user_guid); |
||
436 | } |
||
437 | } |
||
438 | |||
439 | function event_calendar_handle_reminders_cron() { |
||
440 | elgg_load_library('elgg:event_calendar'); |
||
441 | event_calendar_queue_reminders(); |
||
442 | } |
||
443 | |||
444 | function event_calendar_invalidate_cache($hook, $type, $return, $params){ |
||
445 | if(isset($params["plugin"]) && ($params["plugin"]->getID() == "event_calendar")){ |
||
446 | elgg_invalidate_simplecache(); |
||
447 | } |
||
448 | } |
||
449 | |||
450 | /** |
||
451 | * Prepare a notification message about a new event |
||
452 | * |
||
453 | * @param string $hook Hook name |
||
454 | * @param string $type Hook type |
||
455 | * @param object $notification The notification to prepare |
||
456 | * @param array $params Hook parameters |
||
457 | * @return object Modified notification |
||
458 | */ |
||
459 | function event_calendar_prepare_notification($hook, $type, $notification, $params) { |
||
460 | $entity = $params['event']->getObject(); |
||
461 | $owner = $params['event']->getActor(); |
||
462 | $language = $params['language']; |
||
463 | |||
464 | // Title for the notification |
||
465 | $notification->subject = elgg_echo('event_calendar:notify:subject', array($entity->title), $language); |
||
466 | |||
467 | // Message body for the notification |
||
468 | $notification->body = elgg_echo('event_calendar:notify:body', array( |
||
469 | $owner->name, |
||
470 | $entity->title, |
||
471 | $entity->description, |
||
472 | $entity->getURL() |
||
473 | ), $language); |
||
474 | |||
475 | // The summary text is used e.g. by the site_notifications plugin |
||
476 | $notification->summary = elgg_echo('event_calendar:notify:summary', array($entity->title), $language); |
||
477 | |||
478 | return $notification; |
||
479 | } |
||
480 | |||
481 | function event_calendar_check_pending_upgrades() { |
||
482 | elgg_load_library('elgg:event_calendar'); |
||
483 | elgg_delete_admin_notice('event_calendar_admin_notice_pending_upgrades'); |
||
484 | if (event_calendar_is_upgrade_available()) { |
||
485 | $message = elgg_echo('event_calendar:admin_notice_pending_upgrades', array(elgg_normalize_url('admin/plugin_settings/event_calendar'))); |
||
486 | elgg_add_admin_notice('event_calendar_admin_notice_pending_upgrades', $message); |
||
487 | } |
||
488 | } |
||
489 | |||
490 | elgg_register_plugin_hook_handler("setting", "plugin", "event_calendar_invalidate_cache"); |
||
491 |
If you define a variable conditionally, it can happen that it is not defined for all execution paths.
Let’s take a look at an example:
In the above example, the variable $x is defined if you pass “foo” or “bar” as argument for $a. However, since the switch statement has no default case statement, if you pass any other value, the variable $x would be undefined.
Available Fixes
Check for existence of the variable explicitly:
Define a default value for the variable:
Add a value for the missing path: