1 | <?php |
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2 | |||
3 | namespace Elgg\Database; |
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4 | |||
5 | use DatabaseException; |
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6 | use ElggCache; |
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7 | use Elgg\Database; |
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8 | use Elgg\Profilable; |
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9 | use ElggPlugin; |
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10 | use ElggUser; |
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11 | use Exception; |
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12 | |||
13 | /** |
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14 | * Persistent, installation-wide key-value storage. |
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15 | * |
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16 | * WARNING: API IN FLUX. DO NOT USE DIRECTLY. |
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17 | * |
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18 | * @access private |
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19 | * |
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20 | * @since 1.10.0 |
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21 | */ |
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22 | class Plugins { |
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23 | |||
24 | use Profilable; |
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25 | |||
26 | /** |
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27 | * @var ElggPlugin[] |
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28 | */ |
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29 | protected $boot_plugins; |
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30 | |||
31 | /** |
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32 | * @var array|null |
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33 | */ |
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34 | protected $provides_cache; |
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35 | |||
36 | /** |
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37 | * @var string[] Active plugins, with plugin ID => GUID. Missing keys imply inactive plugins. |
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38 | */ |
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39 | protected $active_guids = []; |
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40 | |||
41 | /** |
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42 | * @var bool Has $active_guids been populated? |
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43 | */ |
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44 | protected $active_guids_known = false; |
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45 | |||
46 | /** |
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47 | * @var ElggCache |
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48 | */ |
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49 | protected $cache; |
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50 | |||
51 | /** |
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52 | * @var Database |
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53 | */ |
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54 | protected $db; |
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55 | |||
56 | /** |
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57 | * Constructor |
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58 | * |
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59 | * @param ElggCache $cache Cache for referencing plugins by ID |
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60 | * @param Database $db Database |
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61 | */ |
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62 | 4417 | public function __construct(ElggCache $cache, Database $db) { |
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63 | 4417 | $this->cache = $cache; |
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64 | 4417 | $this->db = $db; |
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65 | 4417 | } |
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66 | |||
67 | /** |
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68 | * Set the list of active plugins according to the boot data cache |
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69 | * |
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70 | * @param ElggPlugin[]|null $plugins Set of active plugins |
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71 | * |
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72 | * @return void |
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73 | */ |
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74 | 4779 | public function setBootPlugins($plugins) { |
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75 | 4779 | $this->boot_plugins = $plugins; |
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76 | 4779 | if (is_array($plugins)) { |
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77 | 4777 | foreach ($plugins as $plugin) { |
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78 | 13 | if (!$plugin instanceof ElggPlugin || !$plugin->getID()) { |
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79 | continue; |
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80 | } |
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81 | 13 | $this->cache->save($plugin->getID(), $plugin); |
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82 | } |
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83 | } |
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84 | 4779 | } |
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85 | |||
86 | /** |
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87 | * Clear plugin caches |
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88 | * @return void |
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89 | */ |
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90 | 1 | public function clear() { |
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91 | 1 | $this->cache->clear(); |
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92 | 1 | $this->invalidateProvidesCache(); |
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93 | 1 | $this->invalidateIsActiveCache(); |
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94 | 1 | } |
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95 | |||
96 | /** |
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97 | * Returns a list of plugin directory names from a base directory. |
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98 | * |
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99 | * @param string $dir A dir to scan for plugins. Defaults to config's plugins_path. |
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100 | * Must have a trailing slash. |
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101 | * |
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102 | * @return array Array of directory names (not full paths) |
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103 | * @access private |
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104 | */ |
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105 | 2 | public function getDirsInDir($dir = null) { |
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106 | 2 | if (!$dir) { |
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107 | $dir = elgg_get_plugins_path(); |
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108 | } |
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109 | |||
110 | 2 | $plugin_dirs = []; |
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111 | 2 | $handle = opendir($dir); |
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112 | |||
113 | 2 | if ($handle) { |
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114 | 2 | while ($plugin_dir = readdir($handle)) { |
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115 | // must be directory and not begin with a . |
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116 | 2 | if (substr($plugin_dir, 0, 1) !== '.' && is_dir($dir . $plugin_dir)) { |
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117 | 2 | $plugin_dirs[] = $plugin_dir; |
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118 | } |
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119 | } |
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120 | } |
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121 | |||
122 | 2 | sort($plugin_dirs); |
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123 | |||
124 | 2 | return $plugin_dirs; |
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125 | } |
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126 | |||
127 | /** |
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128 | * Discovers plugins in the plugins_path setting and creates \ElggPlugin |
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129 | * entities for them if they don't exist. If there are plugins with entities |
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130 | * but not actual files, will disable the \ElggPlugin entities and mark as inactive. |
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131 | * The \ElggPlugin object holds config data, so don't delete. |
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132 | * |
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133 | * @return bool |
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134 | * @throws DatabaseException |
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135 | * @throws \PluginException |
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136 | * @access private |
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137 | */ |
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138 | 2 | public function generateEntities() { |
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139 | |||
140 | 2 | $mod_dir = elgg_get_plugins_path(); |
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141 | |||
142 | // ignore access in case this is called with no admin logged in - needed for creating plugins perhaps? |
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143 | 2 | $old_ia = elgg_set_ignore_access(true); |
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144 | |||
145 | // show hidden entities so that we can enable them if appropriate |
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146 | 2 | $old_access = access_show_hidden_entities(true); |
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147 | |||
148 | 2 | $known_plugins = $this->find('all'); |
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149 | /* @var \ElggPlugin[] $known_plugins */ |
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150 | |||
151 | 2 | if (!$known_plugins) { |
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152 | 2 | $known_plugins = []; |
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153 | } |
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154 | |||
155 | // map paths to indexes |
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156 | 2 | $id_map = []; |
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157 | 2 | foreach ($known_plugins as $i => $plugin) { |
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158 | // if the ID is wrong, delete the plugin because we can never load it. |
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159 | $id = $plugin->getID(); |
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160 | if (!$id) { |
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161 | $plugin->delete(); |
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162 | unset($known_plugins[$i]); |
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163 | continue; |
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164 | } |
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165 | $id_map[$plugin->getID()] = $i; |
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166 | $plugin->cache(); |
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167 | } |
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168 | |||
169 | 2 | $physical_plugins = $this->getDirsInDir($mod_dir); |
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170 | 2 | if (!$physical_plugins) { |
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171 | elgg_set_ignore_access($old_ia); |
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172 | |||
173 | return false; |
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174 | } |
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175 | |||
176 | // check real plugins against known ones |
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177 | 2 | foreach ($physical_plugins as $plugin_id) { |
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178 | // is this already in the db? |
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179 | 2 | if (array_key_exists($plugin_id, $id_map)) { |
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180 | $index = $id_map[$plugin_id]; |
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181 | $plugin = $known_plugins[$index]; |
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182 | // was this plugin deleted and its entity disabled? |
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183 | if (!$plugin->isEnabled()) { |
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184 | $plugin->enable(); |
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185 | $plugin->deactivate(); |
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186 | $plugin->setPriority('last'); |
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187 | } |
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188 | |||
189 | // remove from the list of plugins to disable |
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190 | unset($known_plugins[$index]); |
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191 | } else { |
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192 | // create new plugin |
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193 | // priority is forced to last in save() if not set. |
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194 | 2 | $plugin = ElggPlugin::fromId($plugin_id); |
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195 | 2 | $plugin->cache(); |
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196 | } |
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197 | } |
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198 | |||
199 | // everything remaining in $known_plugins needs to be disabled |
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200 | // because they are entities, but their dirs were removed. |
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201 | // don't delete the entities because they hold settings. |
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202 | 2 | foreach ($known_plugins as $plugin) { |
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203 | if ($plugin->isActive()) { |
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204 | $plugin->deactivate(); |
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205 | } |
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206 | // remove the priority. |
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207 | $name = $this->namespacePrivateSetting('internal', 'priority'); |
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208 | remove_private_setting($plugin->guid, $name); |
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209 | if ($plugin->isEnabled()) { |
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210 | $plugin->disable(); |
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211 | } |
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212 | } |
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213 | |||
214 | 2 | access_show_hidden_entities($old_access); |
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215 | 2 | elgg_set_ignore_access($old_ia); |
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216 | |||
217 | 2 | return true; |
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218 | } |
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219 | |||
220 | /** |
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221 | * Cache a reference to this plugin by its ID |
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222 | * |
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223 | * @param ElggPlugin $plugin the plugin to cache |
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224 | * |
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225 | * @return void |
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226 | * |
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227 | * @access private |
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228 | */ |
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229 | 308 | public function cache(ElggPlugin $plugin) { |
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230 | 308 | if (!$plugin->getID()) { |
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231 | 288 | return; |
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232 | } |
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233 | 32 | $this->cache->save($plugin->getID(), $plugin); |
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234 | 32 | } |
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235 | |||
236 | /** |
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237 | * Remove plugin from cache |
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238 | * |
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239 | * @param string $plugin_id Plugin ID |
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240 | * |
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241 | * @return void |
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242 | */ |
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243 | 289 | public function invalidateCache($plugin_id) { |
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244 | try { |
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245 | 289 | $this->cache->delete($plugin_id); |
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246 | 289 | $this->invalidateProvidesCache(); |
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247 | } catch (\InvalidArgumentException $ex) { |
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248 | // A plugin must have been deactivated due to missing folder |
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249 | // without proper cleanup |
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250 | elgg_flush_caches(); |
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251 | } |
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252 | 289 | } |
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253 | |||
254 | /** |
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255 | * Returns an \ElggPlugin object with the path $path. |
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256 | * |
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257 | * @param string $plugin_id The id (dir name) of the plugin. NOT the guid. |
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258 | * |
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259 | * @return ElggPlugin|null |
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260 | */ |
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261 | 347 | public function get($plugin_id) { |
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262 | 347 | if (!$plugin_id) { |
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263 | return; |
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264 | } |
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265 | |||
266 | 347 | $fallback = function () use ($plugin_id) { |
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267 | 301 | $plugins = elgg_get_entities([ |
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268 | 301 | 'type' => 'object', |
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269 | 301 | 'subtype' => 'plugin', |
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270 | 'metadata_name_value_pairs' => [ |
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271 | 301 | 'name' => 'title', |
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272 | 301 | 'value' => $plugin_id, |
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273 | ], |
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274 | 301 | 'limit' => 1, |
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275 | 'distinct' => false, |
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276 | ]); |
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277 | |||
278 | 301 | if ($plugins) { |
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279 | 16 | return $plugins[0]; |
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280 | } |
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281 | |||
282 | 288 | return null; |
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283 | 347 | }; |
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284 | |||
285 | 347 | $plugin = $this->cache->load($plugin_id); |
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286 | 347 | if (!isset($plugin)) { |
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287 | 301 | $plugin = $fallback(); |
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288 | 301 | if ($plugin instanceof ElggPlugin) { |
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289 | 16 | $plugin->cache(); |
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290 | } |
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291 | } |
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292 | |||
293 | 347 | return $plugin; |
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294 | } |
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295 | |||
296 | /** |
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297 | * Returns if a plugin exists in the system. |
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298 | * |
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299 | * @warning This checks only plugins that are registered in the system! |
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300 | * If the plugin cache is outdated, be sure to regenerate it with |
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301 | * {@link _elgg_generate_plugin_objects()} first. |
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302 | * |
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303 | * @param string $id The plugin ID. |
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304 | * |
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305 | * @return bool |
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306 | */ |
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307 | function exists($id) { |
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308 | return (bool) $this->get($id); |
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309 | } |
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310 | |||
311 | /** |
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312 | * Returns the highest priority of the plugins |
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313 | * |
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314 | * @return int |
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315 | * @access private |
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316 | * @throws DatabaseException |
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317 | */ |
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318 | 7 | public function getMaxPriority() { |
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319 | 7 | $priority = $this->namespacePrivateSetting('internal', 'priority'); |
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320 | |||
321 | 7 | $qb = Select::fromTable('entities', 'e'); |
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322 | 7 | $qb->select('MAX(CAST(ps.value AS unsigned)) as max') |
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323 | 7 | ->join('e', 'private_settings', 'ps', 'e.guid = ps.entity_guid') |
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324 | 7 | ->where($qb->compare('ps.name', '=', $priority, ELGG_VALUE_STRING)) |
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325 | 7 | ->andWhere($qb->compare('e.type', '=', 'object', ELGG_VALUE_STRING)) |
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326 | 7 | ->andWhere($qb->compare('e.subtype', '=', 'plugin', ELGG_VALUE_STRING)); |
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327 | |||
328 | 7 | $data = _elgg_services()->db->getDataRow($qb); |
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329 | |||
330 | 7 | $max = 1; |
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331 | 7 | if ($data) { |
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332 | 7 | $max = (int) $data->max; |
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333 | } |
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334 | |||
335 | 7 | return max(1, $max); |
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336 | } |
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337 | |||
338 | /** |
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339 | * Returns if a plugin is active for a current site. |
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340 | * |
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341 | * @param string $plugin_id The plugin ID |
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342 | * |
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343 | * @return bool |
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344 | */ |
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345 | 5 | function isActive($plugin_id) { |
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346 | 5 | if ($this->active_guids_known) { |
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347 | 1 | return isset($this->active_guids[$plugin_id]); |
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348 | } |
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349 | |||
350 | 4 | $site = elgg_get_site_entity(); |
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351 | |||
352 | 4 | if (!($site instanceof \ElggSite)) { |
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353 | return false; |
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354 | } |
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355 | |||
356 | 4 | $plugin = $this->get($plugin_id); |
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357 | |||
358 | 4 | if (!$plugin) { |
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359 | return false; |
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360 | } |
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361 | |||
362 | 4 | return $plugin->isActive(); |
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363 | } |
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364 | |||
365 | /** |
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366 | * Loads all active plugins in the order specified in the tool admin panel. |
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367 | * |
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368 | * @note This is called on every page load. If a plugin is active and problematic, it |
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369 | * will be disabled and a visible error emitted. This does not check the deps system because |
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370 | * that was too slow. |
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371 | * |
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372 | * @return bool |
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373 | * @access private |
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374 | * @throws \PluginException |
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375 | */ |
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376 | 18 | function load() { |
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377 | 18 | if ($this->timer) { |
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378 | $this->timer->begin([__METHOD__]); |
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379 | } |
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380 | |||
381 | 18 | $plugins_path = elgg_get_plugins_path(); |
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382 | 18 | $start_flags = ELGG_PLUGIN_INCLUDE_START | |
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383 | 18 | ELGG_PLUGIN_REGISTER_VIEWS | |
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384 | 18 | ELGG_PLUGIN_REGISTER_ACTIONS | |
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385 | 18 | ELGG_PLUGIN_REGISTER_ROUTES | |
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386 | 18 | ELGG_PLUGIN_REGISTER_LANGUAGES | |
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387 | 18 | ELGG_PLUGIN_REGISTER_WIDGETS | |
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388 | 18 | ELGG_PLUGIN_REGISTER_CLASSES; |
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389 | |||
390 | 18 | if (!$plugins_path) { |
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391 | return false; |
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392 | } |
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393 | |||
394 | // temporary disable all plugins if there is a file called 'disabled' in the plugin dir |
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395 | 18 | if (file_exists("$plugins_path/disabled")) { |
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396 | if (elgg_is_admin_logged_in() && elgg_in_context('admin')) { |
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397 | system_message(_elgg_services()->translator->translate('plugins:disabled')); |
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398 | } |
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399 | |||
400 | return false; |
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401 | } |
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402 | |||
403 | 18 | $config = _elgg_config(); |
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404 | |||
405 | 18 | if ($config->system_cache_loaded) { |
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406 | 12 | $start_flags = $start_flags & ~ELGG_PLUGIN_REGISTER_VIEWS; |
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407 | } |
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408 | |||
409 | 18 | if (_elgg_services()->translator->wasLoadedFromCache()) { |
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410 | 12 | $start_flags = $start_flags & ~ELGG_PLUGIN_REGISTER_LANGUAGES; |
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411 | } |
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412 | |||
413 | 18 | $plugins = $this->boot_plugins; |
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414 | 18 | if (!$plugins) { |
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415 | 5 | $this->active_guids_known = true; |
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416 | |||
417 | 5 | return true; |
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418 | } |
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419 | |||
420 | 13 | $return = true; |
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421 | 13 | foreach ($plugins as $plugin) { |
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422 | 13 | $id = $plugin->getID(); |
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423 | try { |
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424 | 13 | $plugin->start($start_flags); |
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425 | 13 | $this->active_guids[$id] = $plugin->guid; |
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426 | } catch (Exception $e) { |
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427 | $disable_plugins = _elgg_config()->auto_disable_plugins; |
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428 | if ($disable_plugins === null) { |
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429 | $disable_plugins = true; |
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430 | } |
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431 | if ($disable_plugins) { |
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432 | $plugin->deactivate(); |
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433 | |||
434 | $msg = _elgg_services()->translator->translate('PluginException:CannotStart', |
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435 | [$id, $plugin->guid, $e->getMessage()]); |
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436 | elgg_add_admin_notice("cannot_start $id", $msg); |
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437 | 13 | $return = false; |
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438 | } |
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439 | } |
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440 | } |
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441 | |||
442 | 13 | $this->active_guids_known = true; |
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443 | |||
444 | 13 | if ($this->timer) { |
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445 | $this->timer->end([__METHOD__]); |
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446 | } |
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447 | |||
448 | 13 | return $return; |
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449 | } |
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450 | |||
451 | /** |
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452 | * Returns an ordered list of plugins |
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453 | * |
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454 | * @param string $status The status of the plugins. active, inactive, or all. |
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455 | * |
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456 | * @return ElggPlugin[] |
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457 | */ |
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458 | 15 | public function find($status = 'active') { |
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459 | 15 | if (!_elgg_services()->db) { |
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460 | return []; |
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461 | } |
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462 | |||
463 | 15 | if ($status === 'active' && isset($this->boot_plugins)) { |
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464 | 3 | $plugins = $this->boot_plugins; |
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465 | } else { |
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466 | 14 | $priority = $this->namespacePrivateSetting('internal', 'priority'); |
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467 | 14 | $site_guid = 1; |
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468 | |||
469 | // grab plugins |
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470 | $options = [ |
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471 | 14 | 'type' => 'object', |
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472 | 14 | 'subtype' => 'plugin', |
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473 | 14 | 'limit' => 0, |
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474 | 'selects' => ['ps.value'], |
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475 | 14 | 'private_setting_names' => [$priority], |
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476 | // ORDER BY CAST(ps.value) is super slow. We usort() below. |
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477 | 'order_by' => false, |
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478 | ]; |
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479 | |||
480 | 14 | switch ($status) { |
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481 | case 'active': |
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482 | 14 | $options['relationship'] = 'active_plugin'; |
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483 | 14 | $options['relationship_guid'] = $site_guid; |
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484 | 14 | $options['inverse_relationship'] = true; |
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485 | 14 | break; |
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486 | |||
487 | case 'inactive': |
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488 | $options['wheres'][] = function (QueryBuilder $qb) use ($site_guid) { |
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489 | $subquery = $qb->subquery('entity_relationships', 'active_er'); |
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490 | $subquery->select('*') |
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491 | ->where($qb->compare('active_er.guid_one', '=', 'e.guid')) |
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492 | ->andWhere($qb->compare('active_er.relationship', '=', 'active_plugin', ELGG_VALUE_STRING)) |
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493 | ->andWhere($qb->compare('active_er.guid_two', '=', 1)); |
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494 | |||
495 | return "NOT EXISTS ({$subquery->getSQL()})"; |
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496 | }; |
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497 | break; |
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498 | |||
499 | case 'all': |
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500 | default: |
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501 | break; |
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502 | } |
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503 | |||
504 | 14 | $old_ia = elgg_set_ignore_access(true); |
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505 | 14 | $plugins = elgg_get_entities($options) ? : []; |
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506 | 14 | elgg_set_ignore_access($old_ia); |
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507 | } |
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508 | |||
509 | 15 | usort($plugins, function (ElggPlugin $a, ElggPlugin $b) { |
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510 | 15 | $a_value = $a->getVolatileData('select:value'); |
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511 | 15 | $b_value = $b->getVolatileData('select:value'); |
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512 | |||
513 | 15 | if ($b_value !== $a_value) { |
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514 | 15 | return $a_value - $b_value; |
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515 | } else { |
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516 | 15 | return $a->guid - $b->guid; |
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517 | } |
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518 | 15 | }); |
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519 | |||
520 | 15 | return $plugins; |
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521 | } |
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522 | |||
523 | /** |
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524 | * Reorder plugins to an order specified by the array. |
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525 | * Plugins not included in this array will be appended to the end. |
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526 | * |
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527 | * @note This doesn't use the \ElggPlugin->setPriority() method because |
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528 | * all plugins are being changed and we don't want it to automatically |
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529 | * reorder plugins. |
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530 | * @todo Can this be done in a single sql command? |
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531 | * |
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532 | * @param array $order An array of plugin ids in the order to set them |
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533 | * |
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534 | * @return bool |
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535 | * @access private |
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536 | */ |
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537 | function setPriorities(array $order) { |
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538 | $name = $this->namespacePrivateSetting('internal', 'priority'); |
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539 | |||
540 | $plugins = $this->find('any'); |
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541 | if (!$plugins) { |
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542 | return false; |
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543 | } |
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544 | |||
545 | // reindex to get standard counting. no need to increment by 10. |
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546 | // though we do start with 1 |
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547 | $order = array_values($order); |
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548 | |||
549 | $missing_plugins = []; |
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550 | /* @var ElggPlugin[] $missing_plugins */ |
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551 | |||
552 | $priority = 0; |
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553 | foreach ($plugins as $plugin) { |
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554 | $plugin_id = $plugin->getID(); |
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555 | |||
556 | if (!in_array($plugin_id, $order)) { |
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557 | $missing_plugins[] = $plugin; |
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558 | continue; |
||
559 | } |
||
560 | |||
561 | $priority = array_search($plugin_id, $order) + 1; |
||
562 | |||
563 | if (!$plugin->setPrivateSetting($name, $priority)) { |
||
564 | return false; |
||
565 | } |
||
566 | } |
||
567 | |||
568 | // set the missing plugins' priorities |
||
569 | if (empty($missing_plugins)) { |
||
570 | return true; |
||
571 | } |
||
572 | |||
573 | foreach ($missing_plugins as $plugin) { |
||
574 | $priority++; |
||
575 | if (!$plugin->setPrivateSetting($name, $priority)) { |
||
576 | return false; |
||
577 | } |
||
578 | } |
||
579 | |||
580 | return true; |
||
581 | } |
||
582 | |||
583 | /** |
||
584 | * Reindexes all plugin priorities starting at 1. |
||
585 | * |
||
586 | * @return bool |
||
587 | * @access private |
||
588 | */ |
||
589 | function reindexPriorities() { |
||
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|||
590 | return $this->setPriorities([]); |
||
591 | } |
||
592 | |||
593 | /** |
||
594 | * Namespaces a string to be used as a private setting name for a plugin. |
||
595 | * |
||
596 | * For user_settings, two namespaces are added: a user setting namespace and the |
||
597 | * plugin id. |
||
598 | * |
||
599 | * For internal (plugin priority), there is a single internal namespace added. |
||
600 | * |
||
601 | * @param string $type The type of setting: user_setting or internal. |
||
602 | * @param string $name The name to namespace. |
||
603 | * @param string $id The plugin's ID to namespace with. Required for user_setting. |
||
604 | * |
||
605 | * @return string |
||
606 | * @access private |
||
607 | */ |
||
608 | 39 | function namespacePrivateSetting($type, $name, $id = null) { |
|
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|||
609 | 39 | switch ($type) { |
|
610 | case 'user_setting': |
||
611 | 39 | if (!$id) { |
|
612 | throw new \InvalidArgumentException("You must pass the plugin id for user settings"); |
||
613 | } |
||
614 | 39 | $name = ELGG_PLUGIN_USER_SETTING_PREFIX . "$id:$name"; |
|
615 | 39 | break; |
|
616 | |||
617 | case 'internal': |
||
618 | 20 | $name = ELGG_PLUGIN_INTERNAL_PREFIX . $name; |
|
619 | 20 | break; |
|
620 | } |
||
621 | |||
622 | 39 | return $name; |
|
623 | } |
||
624 | |||
625 | |||
626 | /** |
||
627 | * Returns an array of all provides from all active plugins. |
||
628 | * |
||
629 | * Array in the form array( |
||
630 | * 'provide_type' => array( |
||
631 | * 'provided_name' => array( |
||
632 | * 'version' => '1.8', |
||
633 | * 'provided_by' => 'provider_plugin_id' |
||
634 | * ) |
||
635 | * ) |
||
636 | * ) |
||
637 | * |
||
638 | * @param string $type The type of provides to return |
||
639 | * @param string $name A specific provided name to return. Requires $provide_type. |
||
640 | * |
||
641 | * @return array|false |
||
642 | * @access private |
||
643 | */ |
||
644 | function getProvides($type = null, $name = null) { |
||
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|||
645 | if ($this->provides_cache === null) { |
||
646 | $active_plugins = $this->find('active'); |
||
647 | |||
648 | $provides = []; |
||
649 | |||
650 | foreach ($active_plugins as $plugin) { |
||
651 | $plugin_provides = []; |
||
652 | $manifest = $plugin->getManifest(); |
||
653 | if ($manifest instanceof \ElggPluginManifest) { |
||
654 | $plugin_provides = $plugin->getManifest()->getProvides(); |
||
655 | } |
||
656 | if ($plugin_provides) { |
||
657 | foreach ($plugin_provides as $provided) { |
||
658 | $provides[$provided['type']][$provided['name']] = [ |
||
659 | 'version' => $provided['version'], |
||
660 | 'provided_by' => $plugin->getID() |
||
661 | ]; |
||
662 | } |
||
663 | } |
||
664 | } |
||
665 | |||
666 | $this->provides_cache = $provides; |
||
667 | } |
||
668 | |||
669 | if ($type && $name) { |
||
670 | if (isset($this->provides_cache[$type][$name])) { |
||
671 | return $this->provides_cache[$type][$name]; |
||
672 | } else { |
||
673 | return false; |
||
674 | } |
||
675 | } else if ($type) { |
||
676 | if (isset($this->provides_cache[$type])) { |
||
677 | return $this->provides_cache[$type]; |
||
678 | } else { |
||
679 | return false; |
||
680 | } |
||
681 | } |
||
682 | |||
683 | return $this->provides_cache; |
||
684 | } |
||
685 | |||
686 | /** |
||
687 | * Deletes all cached data on plugins being provided. |
||
688 | * |
||
689 | * @return boolean |
||
690 | * @access private |
||
691 | */ |
||
692 | 289 | function invalidateProvidesCache() { |
|
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|||
693 | 289 | $this->provides_cache = null; |
|
694 | |||
695 | 289 | return true; |
|
696 | } |
||
697 | |||
698 | /** |
||
699 | * Delete the cache holding whether plugins are active or not |
||
700 | * |
||
701 | * @return void |
||
702 | * @access private |
||
703 | */ |
||
704 | 3 | public function invalidateIsActiveCache() { |
|
705 | 3 | $this->active_guids = []; |
|
706 | 3 | $this->active_guids_known = false; |
|
707 | 3 | } |
|
708 | |||
709 | /** |
||
710 | * Checks if a plugin is currently providing $type and $name, and optionally |
||
711 | * checking a version. |
||
712 | * |
||
713 | * @param string $type The type of the provide |
||
714 | * @param string $name The name of the provide |
||
715 | * @param string $version A version to check against |
||
716 | * @param string $comparison The comparison operator to use in version_compare() |
||
717 | * |
||
718 | * @return array An array in the form array( |
||
719 | * 'status' => bool Does the provide exist?, |
||
720 | * 'value' => string The version provided |
||
721 | * ) |
||
722 | * @access private |
||
723 | */ |
||
724 | function checkProvides($type, $name, $version = null, $comparison = 'ge') { |
||
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|||
725 | $provided = $this->getProvides($type, $name); |
||
726 | if (!$provided) { |
||
727 | return [ |
||
728 | 'status' => false, |
||
729 | 'value' => '' |
||
730 | ]; |
||
731 | } |
||
732 | |||
733 | if ($version) { |
||
734 | $status = version_compare($provided['version'], $version, $comparison); |
||
735 | } else { |
||
736 | $status = true; |
||
737 | } |
||
738 | |||
739 | return [ |
||
740 | 'status' => $status, |
||
741 | 'value' => $provided['version'] |
||
742 | ]; |
||
743 | } |
||
744 | |||
745 | /** |
||
746 | * Returns an array of parsed strings for a dependency in the |
||
747 | * format: array( |
||
748 | * 'type' => requires, conflicts, or provides. |
||
749 | * 'name' => The name of the requirement / conflict |
||
750 | * 'value' => A string representing the expected value: <1, >=3, !=enabled |
||
751 | * 'local_value' => The current value, ("Not installed") |
||
752 | * 'comment' => Free form text to help resovle the problem ("Enable / Search for plugin <link>") |
||
753 | * ) |
||
754 | * |
||
755 | * @param array $dep An \ElggPluginPackage dependency array |
||
756 | * |
||
757 | * @return array |
||
758 | * @access private |
||
759 | */ |
||
760 | function getDependencyStrings($dep) { |
||
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|||
761 | $translator = _elgg_services()->translator; |
||
762 | $dep_system = elgg_extract('type', $dep); |
||
763 | $info = elgg_extract('dep', $dep); |
||
764 | $type = elgg_extract('type', $info); |
||
765 | |||
766 | if (!$dep_system || !$info || !$type) { |
||
767 | return false; |
||
768 | } |
||
769 | |||
770 | // rewrite some of these to be more readable |
||
771 | $comparison = elgg_extract('comparison', $info); |
||
772 | switch ($comparison) { |
||
773 | case 'lt': |
||
774 | $comparison = '<'; |
||
775 | break; |
||
776 | case 'gt': |
||
777 | $comparison = '>'; |
||
778 | break; |
||
779 | case 'ge': |
||
780 | $comparison = '>='; |
||
781 | break; |
||
782 | case 'le': |
||
783 | $comparison = '<='; |
||
784 | break; |
||
785 | default: |
||
786 | //keep $comparison value intact |
||
787 | break; |
||
788 | } |
||
789 | |||
790 | /* |
||
791 | 'requires' 'plugin oauth_lib' <1.3 1.3 'downgrade' |
||
792 | 'requires' 'php setting bob' >3 3 'change it' |
||
793 | 'conflicts' 'php setting' >3 4 'change it' |
||
794 | 'conflicted''plugin profile' any 1.8 'disable profile' |
||
795 | 'provides' 'plugin oauth_lib' 1.3 -- -- |
||
796 | 'priority' 'before blog' -- after 'move it' |
||
797 | */ |
||
798 | $strings = []; |
||
799 | $strings['type'] = $translator->translate('ElggPlugin:Dependencies:' . ucwords($dep_system)); |
||
800 | |||
801 | switch ($type) { |
||
802 | case 'elgg_release': |
||
803 | // 'Elgg Version' |
||
804 | $strings['name'] = $translator->translate('ElggPlugin:Dependencies:Elgg'); |
||
805 | $strings['expected_value'] = "$comparison {$info['version']}"; |
||
806 | $strings['local_value'] = $dep['value']; |
||
807 | $strings['comment'] = ''; |
||
808 | break; |
||
809 | |||
810 | case 'php_version': |
||
811 | // 'PHP version' |
||
812 | $strings['name'] = $translator->translate('ElggPlugin:Dependencies:PhpVersion'); |
||
813 | $strings['expected_value'] = "$comparison {$info['version']}"; |
||
814 | $strings['local_value'] = $dep['value']; |
||
815 | $strings['comment'] = ''; |
||
816 | break; |
||
817 | |||
818 | case 'php_extension': |
||
819 | // PHP Extension %s [version] |
||
820 | $strings['name'] = $translator->translate('ElggPlugin:Dependencies:PhpExtension', [$info['name']]); |
||
821 | if ($info['version']) { |
||
822 | $strings['expected_value'] = "$comparison {$info['version']}"; |
||
823 | $strings['local_value'] = $dep['value']; |
||
824 | } else { |
||
825 | $strings['expected_value'] = ''; |
||
826 | $strings['local_value'] = ''; |
||
827 | } |
||
828 | $strings['comment'] = ''; |
||
829 | break; |
||
830 | |||
831 | case 'php_ini': |
||
832 | $strings['name'] = $translator->translate('ElggPlugin:Dependencies:PhpIni', [$info['name']]); |
||
833 | $strings['expected_value'] = "$comparison {$info['value']}"; |
||
834 | $strings['local_value'] = $dep['value']; |
||
835 | $strings['comment'] = ''; |
||
836 | break; |
||
837 | |||
838 | case 'plugin': |
||
839 | $strings['name'] = $translator->translate('ElggPlugin:Dependencies:Plugin', [$info['name']]); |
||
840 | $expected = $info['version'] ? "$comparison {$info['version']}" : $translator->translate('any'); |
||
841 | $strings['expected_value'] = $expected; |
||
842 | $strings['local_value'] = $dep['value'] ? $dep['value'] : '--'; |
||
843 | $strings['comment'] = ''; |
||
844 | break; |
||
845 | |||
846 | case 'priority': |
||
847 | $expected_priority = ucwords($info['priority']); |
||
848 | $real_priority = ucwords($dep['value']); |
||
849 | $strings['name'] = $translator->translate('ElggPlugin:Dependencies:Priority'); |
||
850 | $strings['expected_value'] = $translator->translate("ElggPlugin:Dependencies:Priority:$expected_priority", [$info['plugin']]); |
||
851 | $strings['local_value'] = $translator->translate("ElggPlugin:Dependencies:Priority:$real_priority", [$info['plugin']]); |
||
852 | $strings['comment'] = ''; |
||
853 | break; |
||
854 | } |
||
855 | |||
856 | if ($dep['type'] == 'suggests') { |
||
857 | if ($dep['status']) { |
||
858 | $strings['comment'] = $translator->translate('ok'); |
||
859 | } else { |
||
860 | $strings['comment'] = $translator->translate('ElggPlugin:Dependencies:Suggests:Unsatisfied'); |
||
861 | } |
||
862 | } else { |
||
863 | if ($dep['status']) { |
||
864 | $strings['comment'] = $translator->translate('ok'); |
||
865 | } else { |
||
866 | $strings['comment'] = $translator->translate('error'); |
||
867 | } |
||
868 | } |
||
869 | |||
870 | return $strings; |
||
871 | } |
||
872 | |||
873 | /** |
||
874 | * Get all settings (excluding user settings) for a plugin |
||
875 | * |
||
876 | * @param \ElggPlugin $plugin Plugin |
||
877 | * |
||
878 | * @return string[] |
||
879 | * @throws DatabaseException |
||
880 | */ |
||
881 | 39 | public function getAllSettings(ElggPlugin $plugin) { |
|
882 | 39 | if (!$plugin->guid) { |
|
883 | return []; |
||
884 | } |
||
885 | |||
886 | 39 | $values = _elgg_services()->privateSettingsCache->load($plugin->guid); |
|
887 | 39 | if (isset($values)) { |
|
888 | 21 | return $values; |
|
889 | } |
||
890 | |||
891 | 39 | $us_prefix = $this->namespacePrivateSetting('user_setting', '', $plugin->getID()); |
|
892 | |||
893 | // Get private settings for user |
||
894 | 39 | $qb = Select::fromTable('private_settings'); |
|
895 | 39 | $qb->select('name') |
|
896 | 39 | ->addSelect('value') |
|
897 | 39 | ->where($qb->compare('name', 'not like', "$us_prefix%", ELGG_VALUE_STRING)) |
|
898 | 39 | ->andWhere($qb->compare('entity_guid', '=', $plugin->guid, ELGG_VALUE_GUID)); |
|
899 | |||
900 | 39 | $rows = $this->db->getData($qb); |
|
901 | |||
902 | 39 | $settings = []; |
|
903 | |||
904 | 39 | if (!empty($rows)) { |
|
905 | 18 | foreach ($rows as $row) { |
|
906 | 18 | $settings[$row->name] = $row->value; |
|
907 | } |
||
908 | } |
||
909 | |||
910 | 39 | _elgg_services()->privateSettingsCache->save($plugin->guid, $settings); |
|
911 | |||
912 | 39 | return $settings; |
|
913 | } |
||
914 | |||
915 | /** |
||
916 | * Returns an array of all plugin user settings for a user |
||
917 | * |
||
918 | * @param ElggPlugin $plugin Plugin |
||
919 | * @param ElggUser $user User |
||
920 | * |
||
921 | * @return array |
||
922 | * @see ElggPlugin::getAllUserSettings() |
||
923 | * @throws DatabaseException |
||
924 | */ |
||
925 | 1 | public function getAllUserSettings(ElggPlugin $plugin, ElggUser $user = null) { |
|
926 | |||
927 | // send an empty name so we just get the first part of the namespace |
||
928 | 1 | $prefix = $this->namespacePrivateSetting('user_setting', '', $plugin->getID()); |
|
929 | |||
930 | 1 | $qb = Select::fromTable('private_settings'); |
|
931 | 1 | $qb->select('name') |
|
932 | 1 | ->addSelect('value') |
|
933 | 1 | ->where($qb->compare('name', 'like', "{$prefix}%")); |
|
934 | |||
935 | 1 | if ($user) { |
|
936 | 1 | $qb->andWhere($qb->compare('entity_guid', '=', $user->guid, ELGG_VALUE_INTEGER)); |
|
937 | } |
||
938 | |||
939 | 1 | $rows = $this->db->getData($qb); |
|
940 | |||
941 | 1 | $settings = []; |
|
942 | |||
943 | 1 | if (!empty($rows)) { |
|
944 | 1 | foreach ($rows as $rows) { |
|
945 | 1 | $name = substr($rows->name, strlen($prefix)); |
|
946 | 1 | $value = $rows->value; |
|
947 | |||
948 | 1 | $settings[$name] = $value; |
|
949 | } |
||
950 | } |
||
951 | |||
952 | 1 | return $settings; |
|
953 | } |
||
954 | |||
955 | /** |
||
956 | * Set a user specific setting for a plugin. |
||
957 | * |
||
958 | * @param string $name The name. Note: cannot be "title". |
||
959 | * @param mixed $value The value. |
||
960 | * @param int $user_guid The user GUID or 0 for the currently logged in user. |
||
961 | * @param string $plugin_id The plugin ID (Required) |
||
962 | * |
||
963 | * @return bool |
||
964 | * @see \ElggPlugin::setUserSetting() |
||
965 | */ |
||
966 | function setUserSetting($name, $value, $user_guid = 0, $plugin_id = null) { |
||
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|||
967 | $plugin = $this->get($plugin_id); |
||
968 | if (!$plugin) { |
||
969 | return false; |
||
970 | } |
||
971 | |||
972 | return $plugin->setUserSetting($name, $value, (int) $user_guid); |
||
973 | } |
||
974 | |||
975 | /** |
||
976 | * Unsets a user-specific plugin setting |
||
977 | * |
||
978 | * @param string $name Name of the setting |
||
979 | * @param int $user_guid The user GUID or 0 for the currently logged in user. |
||
980 | * @param string $plugin_id The plugin ID (Required) |
||
981 | * |
||
982 | * @return bool |
||
983 | * @see \ElggPlugin::unsetUserSetting() |
||
984 | */ |
||
985 | function unsetUserSetting($name, $user_guid = 0, $plugin_id = null) { |
||
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|
|||
986 | $plugin = $this->get($plugin_id); |
||
987 | if (!$plugin) { |
||
988 | return false; |
||
989 | } |
||
990 | |||
991 | return $plugin->unsetUserSetting($name, (int) $user_guid); |
||
992 | } |
||
993 | |||
994 | /** |
||
995 | * Get a user specific setting for a plugin. |
||
996 | * |
||
997 | * @param string $name The name of the setting. |
||
998 | * @param int $user_guid The user GUID or 0 for the currently logged in user. |
||
999 | * @param string $plugin_id The plugin ID (Required) |
||
1000 | * @param mixed $default The default value to return if none is set |
||
1001 | * |
||
1002 | * @return mixed |
||
1003 | * @see \ElggPlugin::getUserSetting() |
||
1004 | */ |
||
1005 | function getUserSetting($name, $user_guid = 0, $plugin_id = null, $default = null) { |
||
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|
|||
1006 | $plugin = $this->get($plugin_id); |
||
1007 | if (!$plugin) { |
||
1008 | return false; |
||
1009 | } |
||
1010 | |||
1011 | return $plugin->getUserSetting($name, (int) $user_guid, $default); |
||
1012 | } |
||
1013 | |||
1014 | /** |
||
1015 | * Set a setting for a plugin. |
||
1016 | * |
||
1017 | * @param string $name The name of the setting - note, can't be "title". |
||
1018 | * @param mixed $value The value. |
||
1019 | * @param string $plugin_id The plugin ID (Required) |
||
1020 | * |
||
1021 | * @return bool |
||
1022 | * @see \ElggPlugin::setSetting() |
||
1023 | */ |
||
1024 | function setSetting($name, $value, $plugin_id) { |
||
1025 | $plugin = $this->get($plugin_id); |
||
1026 | if (!$plugin) { |
||
1027 | return false; |
||
1028 | } |
||
1029 | |||
1030 | return $plugin->setSetting($name, $value); |
||
1031 | } |
||
1032 | |||
1033 | /** |
||
1034 | * Get setting for a plugin. |
||
1035 | * |
||
1036 | * @param string $name The name of the setting. |
||
1037 | * @param string $plugin_id The plugin ID (Required) |
||
1038 | * @param mixed $default The default value to return if none is set |
||
1039 | * |
||
1040 | * @return mixed |
||
1041 | * @see \ElggPlugin::getSetting() |
||
1042 | */ |
||
1043 | 31 | function getSetting($name, $plugin_id, $default = null) { |
|
1044 | 31 | $plugin = $this->get($plugin_id); |
|
1045 | 31 | if (!$plugin) { |
|
1046 | return false; |
||
1047 | } |
||
1048 | |||
1049 | 31 | return $plugin->getSetting($name, $default); |
|
1050 | } |
||
1051 | |||
1052 | /** |
||
1053 | * Unsets a plugin setting. |
||
1054 | * |
||
1055 | * @param string $name The name of the setting. |
||
1056 | * @param string $plugin_id The plugin ID (Required) |
||
1057 | * |
||
1058 | * @return bool |
||
1059 | * @see \ElggPlugin::unsetSetting() |
||
1060 | */ |
||
1061 | function unsetSetting($name, $plugin_id) { |
||
1062 | $plugin = $this->get($plugin_id); |
||
1063 | if (!$plugin) { |
||
1064 | return false; |
||
1065 | } |
||
1066 | |||
1067 | return $plugin->unsetSetting($name); |
||
1068 | } |
||
1069 | |||
1070 | /** |
||
1071 | * Unsets all plugin settings for a plugin. |
||
1072 | * |
||
1073 | * @param string $plugin_id The plugin ID (Required) |
||
Adding explicit visibility (
private
,protected
, orpublic
) is generally recommend to communicate to other developers how, and from where this method is intended to be used.