| 1 | <?php |
| 2 | |
| 3 | namespace Civi\Angular\Page; |
| 4 | |
| 5 | /** |
| 6 | * This page aggregates data from Angular modules. |
| 7 | * |
| 8 | * Example: Aggregate metadata about all modules in JSON format. |
| 9 | * civicrm/ajax/angular-modules?format=json |
| 10 | * |
| 11 | * Example: Aggregate metadata for crmUi and crmUtil modules. |
| 12 | * civicrm/ajax/angular-modules?format=json&modules=crmUi,crmUtil |
| 13 | * |
| 14 | * Example: Aggregate *.js files for all modules. |
| 15 | * civicrm/ajax/angular-modules?format=js |
| 16 | * |
| 17 | * Example: Aggregate *.css files for all modules. |
| 18 | * civicrm/ajax/angular-modules?format=css |
| 19 | */ |
| 20 | class Modules extends \CRM_Core_Page { |
| 21 | |
| 22 | /** |
| 23 | * See class description. |
| 24 | */ |
| 25 | public function run() { |
| 26 | /** |
| 27 | * @var \Civi\Angular\Manager $angular |
| 28 | */ |
| 29 | $angular = \Civi\Core\Container::singleton()->get('angular'); |
| 30 | $moduleNames = $this->parseModuleNames(\CRM_Utils_Request::retrieve('modules', 'String'), $angular); |
| 31 | |
| 32 | switch (\CRM_Utils_Request::retrieve('format', 'String')) { |
| 33 | case 'json': |
| 34 | case '': |
| 35 | $this->send( |
| 36 | 'application/javascript', |
| 37 | json_encode($this->getMetadata($moduleNames, $angular)) |
| 38 | ); |
| 39 | break; |
| 40 | |
| 41 | case 'js': |
| 42 | $this->send( |
| 43 | 'application/javascript', |
| 44 | $this->digestJs($angular->getResources($moduleNames, 'js', 'path')) |
| 45 | ); |
| 46 | break; |
| 47 | |
| 48 | case 'css': |
| 49 | $this->send( |
| 50 | 'text/css', |
| 51 | \CRM_Utils_File::concat($angular->getResources($moduleNames, 'css', 'path'), "\n") |
| 52 | ); |
| 53 | break; |
| 54 | |
| 55 | default: |
| 56 | \CRM_Core_Error::fatal("Unrecognized format"); |
| 57 | } |
| 58 | |
| 59 | \CRM_Utils_System::civiExit(); |
| 60 | } |
| 61 | |
| 62 | /** |
| 63 | * @param array $files |
| 64 | * File paths. |
| 65 | * @return string |
| 66 | */ |
| 67 | public function digestJs($files) { |
| 68 | $scripts = array(); |
| 69 | foreach ($files as $file) { |
| 70 | $scripts[] = file_get_contents($file); |
| 71 | } |
| 72 | $scripts = \CRM_Utils_JS::dedupeClosures( |
| 73 | $scripts, |
| 74 | array('angular', '$', '_'), |
| 75 | array('angular', 'CRM.$', 'CRM._') |
| 76 | ); |
| 77 | // This impl of stripComments currently adds 10-20ms and cuts ~7% |
| 78 | return \CRM_Utils_JS::stripComments(implode("\n", $scripts)); |
| 79 | } |
| 80 | |
| 81 | /** |
| 82 | * @param string $modulesExpr |
| 83 | * Comma-separated list of module names. |
| 84 | * @param \Civi\Angular\Manager $angular |
| 85 | * @return array |
| 86 | * Any well-formed module names. All if moduleExpr is blank. |
| 87 | */ |
| 88 | public function parseModuleNames($modulesExpr, $angular) { |
| 89 | if ($modulesExpr) { |
| 90 | $moduleNames = preg_grep( |
| 91 | '/^[a-zA-Z0-9\-_\.]+$/', |
| 92 | explode(',', $modulesExpr) |
| 93 | ); |
| 94 | return $moduleNames; |
| 95 | } |
| 96 | else { |
| 97 | $moduleNames = array_keys($angular->getModules()); |
| 98 | return $moduleNames; |
| 99 | } |
| 100 | } |
| 101 | |
| 102 | /** |
| 103 | * @param array $moduleNames |
| 104 | * List of module names. |
| 105 | * @param \Civi\Angular\Manager $angular |
| 106 | * @return array |
| 107 | */ |
| 108 | public function getMetadata($moduleNames, $angular) { |
| 109 | $modules = $angular->getModules(); |
| 110 | $result = array(); |
| 111 | foreach ($moduleNames as $moduleName) { |
| 112 | if (isset($modules[$moduleName])) { |
| 113 | $result[$moduleName] = array(); |
| 114 | $result[$moduleName]['domain'] = $modules[$moduleName]['ext']; |
| 115 | $result[$moduleName]['js'] = $angular->getResources($moduleName, 'js', 'rawUrl'); |
| 116 | $result[$moduleName]['css'] = $angular->getResources($moduleName, 'css', 'rawUrl'); |
| 117 | $result[$moduleName]['partials'] = $angular->getPartials($moduleName); |
| 118 | $result[$moduleName]['strings'] = $angular->getTranslatedStrings($moduleName); |
| 119 | } |
| 120 | } |
| 121 | return $result; |
| 122 | } |
| 123 | |
| 124 | /** |
| 125 | * Send a response. |
| 126 | * |
| 127 | * @param string $type |
| 128 | * Content type. |
| 129 | * @param string $data |
| 130 | * Content. |
| 131 | */ |
| 132 | public function send($type, $data) { |
| 133 | // Encourage browsers to cache for a long time - 1 year |
| 134 | $ttl = 60 * 60 * 24 * 364; |
| 135 | header('Expires: ' . gmdate('D, d M Y H:i:s \G\M\T', time() + $ttl)); |
| 136 | header("Content-Type: $type"); |
| 137 | header("Cache-Control: max-age=$ttl, public"); |
| 138 | echo $data; |
| 139 | } |
| 140 | |
| 141 | } |