From 0cd0b8d281fba2e100155683f5abcb736df5ce42 Mon Sep 17 00:00:00 2001 From: Starbeamrainbowlabs Date: Wed, 12 Dec 2018 23:37:35 +0000 Subject: [PATCH] We're not using php_error anymore --- build.sh | 2 +- php_error.php | 4816 ------------------------------------------------- 2 files changed, 1 insertion(+), 4817 deletions(-) delete mode 100644 php_error.php diff --git a/build.sh b/build.sh index 7ebe740..f7082fc 100755 --- a/build.sh +++ b/build.sh @@ -102,7 +102,7 @@ function task_docs { --directory . \ --target docs/ModuleApi\ --cache-folder build/_tmp/ModuleApiCache \ - --ignore build/,php_error.php,Parsedown*,*.html \ + --ignore build/,Parsedown*,*.html \ --title "Pepperminty Wiki Module API" \ --visibility public; task_end $?; diff --git a/php_error.php b/php_error.php deleted file mode 100644 index 1796913..0000000 --- a/php_error.php +++ /dev/null @@ -1,4816 +0,0 @@ - nor the - * names of its contributors may be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL BE LIABLE FOR ANY - * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * Uses: - * JSMin-php https://github.com/rgrove/jsmin-php/ - * jQuery http://jquery.com/ - */ - - /** - * PHP Error - * - * --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- - * - * WARNING! It is downright _DANGEROUS_ to use this in production, on - * a live website. It should *ONLY* be used for development. - * - * PHP Error will kill your environment at will, clear the output - * buffers, and allows HTML injection from exceptions. - * - * In future versions it plans to do far more then that. - * - * If you use it in development, awesome! If you use it in production, - * you're an idiot. - * - * --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- - * - * = Info - * - * A small API for replacing the standard PHP errors, with prettier - * error reporting. This will change the error reporting level, and this - * is deliberate, as I believe in strict development errors. - * - * simple usage: - * - * \php_error\reportErrors(); - * - * Advanced example: - * - * There is more too it if you want more customized error handling. You - * can pass in options, to customize the setup, and you get back a - * handler you can alter at runtime. - * - * $handler = new \php_error\ErrorHandler( $myOptions ); - * $handler->turnOn(); - * - * There should only ever be one handler! This is an (underdstandable) - * limitation in PHP. It's because if an exception or error is raised, - * then there is a single point of handling it. - * - * = INI Options - * - * - php_error.force_disabled When set to a true value (such as on), - * this forces this to be off. - * This is so you can disable this script - * in your production servers ini file, - * incase you accidentally upload this there. - * - * --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- - * - * @author Joseph Lenton | https://github.com/josephlenton - */ - - namespace php_error; - - use \php_error\FileLinesSet, - \php_error\ErrorHandler, - - \php_error\JSMin, - \php_error\JSMinException; - - use \Closure, - \Exception, - \ErrorException, - \InvalidArgumentException; - - use \ReflectionMethod, - \ReflectionFunction, - \ReflectionParameter; - - global $_php_error_already_setup, - $_php_error_global_handler, - $_php_error_is_ini_enabled; - - /* - * Avoid being run twice. - */ - if ( empty($_php_error_already_setup) ) { - $_php_error_already_setup = true; - - /* - * These are used as token identifiers by PHP. - * - * If they are missing, then they should never pop out of PHP, - * so we just give them their future value. - * - * They are primarily here so I don't have to alter the 5.3 - * compliant code. Instead I can delete pre-5.3 code (this - * code), in the future. - * - * As long as the value is unique, and does not clash with PHP, - * then any number could be used. That is why they start counting - * at 100,000. - */ - - $missingIdentifier = array( - 'T_INSTEADOF', - 'T_TRAIT', - 'T_TRAIT_C', - 'T_YIELD', - 'T_FINALLY' - ); - - $counter = 100001; - foreach ( $missingIdentifier as $id ) { - if ( ! defined($id) ) { - define( $id, $counter++ ); - } - } - - /* - * Check if it's empty, in case this file is loaded multiple times. - */ - if ( ! isset($_php_error_global_handler) ) { - $_php_error_global_handler = null; - - $_php_error_is_ini_enabled = false; - - /* - * check both 'disable' and 'disabled' incase it's mispelt - * check that display errors is on - * and ensure we are *not* a command line script. - */ - $_php_error_is_ini_enabled = - ! @get_cfg_var( 'php_error.force_disabled' ) && - ! @get_cfg_var( 'php_error.force_disable' ) && - @ini_get('display_errors') === '1' && - PHP_SAPI !== 'cli' - ; - } - - /** - * This is shorthand for turning off error handling, - * calling a block of code, and then turning it on. - * - * However if 'reportErrors' has not been called, - * then this will silently do nothing. - * - * @param callback A PHP function to call. - * @return The result of calling the callback. - */ - function withoutErrors( $callback ) { - global $_php_error_global_handler; - - if ( $_php_error_global_handler !== null ) { - return $_php_error_global_handler->withoutErrors( $callback ); - } else { - return $callback(); - } - } - - /** - * Turns on error reporting, and returns the handler. - * - * If you just want error reporting on, then don't bother - * catching the handler. If you're building something - * clever, like a framework, then you might want to grab - * and use it. - * - * Note that calling this a second time will replace the - * global error handling with a new error handler. - * The existing one will be turned off, and the new one - * turned on. - * - * You can't use two at once! - * - * @param options Optional, options declaring how PHP Error should be setup and used. - * @return The ErrorHandler used for reporting errors. - */ - function reportErrors( $options=null ) { - $handler = new ErrorHandler( $options ); - return $handler->turnOn(); - } - - /** - * The actual handler. There can only ever be one. - */ - class ErrorHandler - { - const REGEX_DOCTYPE = '/<( )*!( *)DOCTYPE([^>]+)>/'; - - const REGEX_PHP_IDENTIFIER = '\b[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*'; - const REGEX_PHP_CONST_IDENTIFIER = '/\b[A-Z_\x7f-\xff][A-Z0-9_\x7f-\xff]*/'; - - /** - * Matches: - * {closure}() - * blah::foo() - * foo() - * - * It is: - * a closure - * or a method or function - * followed by parenthesis '()' - * - * a function is 'namespace function' - * a method is 'namespace class::function', or 'namespace class->function' - * the whole namespace is optional - * namespace is made up of an '\' and then repeating 'namespace\' - * both the first slash, and the repeating 'namespace\', are optional - * - * 'END' matches it at the end of a string, the other one does not. - */ - const REGEX_METHOD_OR_FUNCTION_END = '/(\\{closure\\})|(((\\\\)?(\b[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*\\\\)*)?\b[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*(::[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*)?)\\(\\)$/'; - const REGEX_METHOD_OR_FUNCTION = '/(\\{closure\\})|(((\\\\)?(\b[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*\\\\)*)?\b[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*(::[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*)?)\\(\\)/'; - - const REGEX_VARIABLE = '/\b[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*$/'; - - const REGEX_MISSING_SEMI_COLON_FOLLOWING_LINE = '/^ *(return|}|if|while|foreach|for|switch)/'; - - /** - * The number of lines to take from the file, - * where the error is reported. This is the number - * of lines around the line in question, - * including that line. - * - * So '9' will be the error line + 4 lines above + 4 lines below. - */ - const NUM_FILE_LINES = 13; - - const FILE_TYPE_APPLICATION = 1; - const FILE_TYPE_IGNORE = 2; - const FILE_TYPE_ROOT = 3; - - /* - * These are the various magic identifiers, - * used for headers, post requests, and so on. - * - * Their main purpose is to be long and more or less unique, - * enough that a collision with user code is rare. - */ - - const PHP_ERROR_MAGIC_HEADER_KEY = 'PHP_ERROR_MAGIC_HEADER'; - const PHP_ERROR_MAGIC_HEADER_VALUE = 'php_stack_error'; - const MAGIC_IS_PRETTY_ERRORS_MARKER = ''; - - const HEADER_SAVE_FILE = 'PHP_ERROR_SAVE_FILES'; - - const POST_FILE_LOCATION = 'php_error_upload_file'; - - const PHP_ERROR_INI_PREFIX = 'php_error'; - - /** - * At the time of writing, scalar type hints are unsupported. - * By scalar, I mean 'string' and 'integer'. - * - * If they do get added, this is here as a trap to turn scalar - * type hint warnings on and off. - */ - private static $IS_SCALAR_TYPE_HINTING_SUPPORTED = false; - - private static $SCALAR_TYPES = array( - 'string', 'integer', 'float', 'boolean', - 'bool', 'int', 'number' - ); - - /** - * A mapping of PHP internal symbols, - * mapped to descriptions of them. - */ - private static $PHP_SYMBOL_MAPPINGS = array( - '$end' => 'end of file', - 'T_ABSTRACT' => 'abstract', - 'T_AND_EQUAL' => "'&='", - 'T_ARRAY' => 'array', - 'T_ARRAY_CAST' => 'array cast', - 'T_AS' => "'as'", - 'T_BOOLEAN_AND' => "'&&'", - 'T_BOOLEAN_OR' => "'||'", - 'T_BOOL_CAST' => 'boolean cast', - 'T_BREAK' => 'break', - 'T_CASE' => 'case', - 'T_CATCH' => 'catch', - 'T_CLASS' => 'class', - 'T_CLASS_C' => '__CLASS__', - 'T_CLONE' => 'clone', - 'T_CLOSE_TAG' => 'closing PHP tag', - 'T_CONCAT_EQUAL' => "'.='", - 'T_CONST' => 'const', - 'T_CONSTANT_ENCAPSED_STRING' => 'string', - 'T_CONTINUE' => 'continue', - 'T_CURLY_OPEN' => '\'{$\'', - 'T_DEC' => '-- (decrement)', - 'T_DECLARE' => 'declare', - 'T_DEFAULT' => 'default', - 'T_DIR' => '__DIR__', - 'T_DIV_EQUAL' => "'/='", - 'T_DNUMBER' => 'number', - 'T_DOLLAR_OPEN_CURLY_BRACES' => '\'${\'', - 'T_DO' => "'do'", - 'T_DOUBLE_ARROW' => "'=>'", - 'T_DOUBLE_CAST' => 'double cast', - 'T_DOUBLE_COLON' => "'::'", - 'T_ECHO' => 'echo', - 'T_ELSE' => 'else', - 'T_ELSEIF' => 'elseif', - 'T_EMPTY' => 'empty', - 'T_ENCAPSED_AND_WHITESPACE' => 'non-terminated string', - 'T_ENDDECLARE' => 'enddeclare', - 'T_ENDFOR' => 'endfor', - 'T_ENDFOREACH' => 'endforeach', - 'T_ENDIF' => 'endif', - 'T_ENDSWITCH' => 'endswitch', - 'T_ENDWHILE' => 'endwhile', - 'T_EVAL' => 'eval', - 'T_EXIT' => 'exit call', - 'T_EXTENDS' => 'extends', - 'T_FILE' => '__FILE__', - 'T_FINAL' => 'final', - 'T_FINALLY' => 'finally', - 'T_FOR' => 'for', - 'T_FOREACH' => 'foreach', - 'T_FUNCTION' => 'function', - 'T_FUNC_C' => '__FUNCTION__', - 'T_GLOBAL' => 'global', - 'T_GOTO' => 'goto', - 'T_HALT_COMPILER' => '__halt_compiler', - 'T_IF' => 'if', - 'T_IMPLEMENTS' => 'implements', - 'T_INC' => '++ (increment)', - 'T_INCLUDE' => 'include', - 'T_INCLUDE_ONCE' => 'include_once', - 'T_INSTANCEOF' => 'instanceof', - 'T_INSTEADOF' => 'insteadof', - 'T_INT_CAST' => 'int cast', - 'T_INTERFACE' => 'interface', - 'T_ISSET' => 'isset', - 'T_IS_EQUAL' => "'=='", - 'T_IS_GREATER_OR_EQUAL' => "'>='", - 'T_IS_IDENTICAL' => "'==='", - 'T_IS_NOT_EQUAL' => "'!=' or '<>'", - 'T_IS_NOT_IDENTICAL' => "'!=='", - 'T_IS_SMALLER_OR_EQUAL' => "'<='", - 'T_LINE' => '__LINE__', - 'T_LIST' => 'list', - 'T_LNUMBER' => 'number', - 'T_LOGICAL_AND' => "'and'", - 'T_LOGICAL_OR' => "'or'", - 'T_LOGICAL_XOR' => "'xor'", - 'T_METHOD_C' => '__METHOD__', - 'T_MINUS_EQUAL' => "'-='", - 'T_MOD_EQUAL' => "'%='", - 'T_MUL_EQUAL' => "'*='", - 'T_NAMESPACE' => 'namespace', - 'T_NEW' => 'new', - 'T_NUM_STRING' => 'array index in a string', - 'T_NS_C' => '__NAMESPACE__', - 'T_NS_SEPARATOR' => 'namespace seperator', - 'T_OBJECT_CAST' => 'object cast', - 'T_OBJECT_OPERATOR' => "'->'", - 'T_OLD_FUNCTION' => 'old_function', - 'T_OPEN_TAG' => "' "' "'|='", - 'T_PAAMAYIM_NEKUDOTAYIM' => "'::'", - 'T_PLUS_EQUAL' => "'+='", - 'T_PRINT' => 'print', - 'T_PRIVATE' => 'private', - 'T_PUBLIC' => 'public', - 'T_PROTECTED' => 'protected', - 'T_REQUIRE' => 'require', - 'T_REQUIRE_ONCE' => 'require_once', - 'T_RETURN' => 'return', - 'T_SL' => "'<<'", - 'T_SL_EQUAL' => "'<<='", - 'T_SR' => "'>>'", - 'T_SR_EQUAL' => "'>>='", - 'T_START_HEREDOC' => "'<<<'", - 'T_STATIC' => 'static', - 'T_STRING' => 'string', - 'T_STRING_CAST' => 'string cast', - 'T_SWITCH' => 'switch', - 'T_THROW' => 'throw', - 'T_TRY' => 'try', - 'T_TRAIT' => 'trait', - 'T_TRAIT_C' => '__trait__', - 'T_UNSET' => 'unset', - 'T_UNSET_CAST' => 'unset cast', - 'T_USE' => 'use', - 'T_VAR' => 'var', - 'T_VARIABLE' => 'variable', - 'T_WHILE' => 'while', - 'T_WHITESPACE' => 'whitespace', - 'T_XOR_EQUAL' => "'^='", - 'T_YIELD' => 'yield' - ); - - private static $syntaxMap = array( - 'const' => 'syntax-literal', - 'reference_ampersand' => 'syntax-function', - - T_COMMENT => 'syntax-comment', - T_DOC_COMMENT => 'syntax-comment', - - T_ABSTRACT => 'syntax-keyword', - T_AS => 'syntax-keyword', - T_BREAK => 'syntax-keyword', - T_CASE => 'syntax-keyword', - T_CATCH => 'syntax-keyword', - T_CLASS => 'syntax-keyword', - - T_CONST => 'syntax-keyword', - - T_CONTINUE => 'syntax-keyword', - T_DECLARE => 'syntax-keyword', - T_DEFAULT => 'syntax-keyword', - T_DO => 'syntax-keyword', - - T_ELSE => 'syntax-keyword', - T_ELSEIF => 'syntax-keyword', - T_ENDDECLARE => 'syntax-keyword', - T_ENDFOR => 'syntax-keyword', - T_ENDFOREACH => 'syntax-keyword', - T_ENDIF => 'syntax-keyword', - T_ENDSWITCH => 'syntax-keyword', - T_ENDWHILE => 'syntax-keyword', - T_EXTENDS => 'syntax-keyword', - - T_FINAL => 'syntax-keyword', - T_FINALLY => 'syntax-keyword', - T_FOR => 'syntax-keyword', - T_FOREACH => 'syntax-keyword', - T_FUNCTION => 'syntax-keyword', - T_GLOBAL => 'syntax-keyword', - T_GOTO => 'syntax-keyword', - - T_IF => 'syntax-keyword', - T_IMPLEMENTS => 'syntax-keyword', - T_INSTANCEOF => 'syntax-keyword', - T_INSTEADOF => 'syntax-keyword', - T_INTERFACE => 'syntax-keyword', - - T_LOGICAL_AND => 'syntax-keyword', - T_LOGICAL_OR => 'syntax-keyword', - T_LOGICAL_XOR => 'syntax-keyword', - T_NAMESPACE => 'syntax-keyword', - T_NEW => 'syntax-keyword', - T_PRIVATE => 'syntax-keyword', - T_PUBLIC => 'syntax-keyword', - T_PROTECTED => 'syntax-keyword', - T_RETURN => 'syntax-keyword', - T_STATIC => 'syntax-keyword', - T_SWITCH => 'syntax-keyword', - T_THROW => 'syntax-keyword', - T_TRAIT => 'syntax-keyword', - T_TRY => 'syntax-keyword', - T_USE => 'syntax-keyword', - T_VAR => 'syntax-keyword', - T_WHILE => 'syntax-keyword', - T_YIELD => 'syntax-keyword', - - // __VAR__ type magic constants - T_CLASS_C => 'syntax-literal', - T_DIR => 'syntax-literal', - T_FILE => 'syntax-literal', - T_FUNC_C => 'syntax-literal', - T_LINE => 'syntax-literal', - T_METHOD_C => 'syntax-literal', - T_NS_C => 'syntax-literal', - T_TRAIT_C => 'syntax-literal', - - T_DNUMBER => 'syntax-literal', - T_LNUMBER => 'syntax-literal', - - T_CONSTANT_ENCAPSED_STRING => 'syntax-string', - T_VARIABLE => 'syntax-variable', - - // this is for unescaped strings, which appear differently - // this includes function names - T_STRING => 'syntax-function', - - // in build keywords, which work like functions - T_ARRAY => 'syntax-function', - T_CLONE => 'syntax-function', - T_ECHO => 'syntax-function', - T_EMPTY => 'syntax-function', - T_EVAL => 'syntax-function', - T_EXIT => 'syntax-function', - T_HALT_COMPILER => 'syntax-function', - T_INCLUDE => 'syntax-function', - T_INCLUDE_ONCE => 'syntax-function', - T_ISSET => 'syntax-function', - T_LIST => 'syntax-function', - T_REQUIRE_ONCE => 'syntax-function', - T_PRINT => 'syntax-function', - T_REQUIRE => 'syntax-function', - T_UNSET => 'syntax-function' - ); - - /** - * A list of methods which are known to call the autoloader, - * but should not error, if the class is not found. - * - * They are allowed to fail, so we don't store a class not - * found exception if they do. - */ - private static $SAFE_AUTOLOADER_FUNCTIONS = array( - 'class_exists', - 'interface_exists', - 'method_exists', - 'property_exists', - 'is_subclass_of' - ); - - /** - * When returning values, if a mime type is set, - * then PHP Error should only output if the mime type - * is one of these. - */ - private static $ALLOWED_RETURN_MIME_TYPES = array( - 'text/html', - 'application/xhtml+xml' - ); - - private static function isIIS() { - return ( - isset($_SERVER['SERVER_SOFTWARE']) && - strpos($_SERVER['SERVER_SOFTWARE'], 'IIS/') !== false - ) || ( - isset($_SERVER['_FCGI_X_PIPE_']) && - strpos($_SERVER['_FCGI_X_PIPE_'], 'IISFCGI') !== false - ); - } - - private static function isBinaryRequest() { - $response = ErrorHandler::getResponseHeaders(); - - foreach ( $response as $key => $value ) { - if ( strtolower($key) === 'content-transfer-encoding' ) { - return strtolower($value) === 'binary'; - } - } - } - - /** - * This attempts to state if this is *not* a PHP request, - * but it cannot say if it *is* a PHP request. It achieves - * this by looking for a mime type. - * - * For example if the mime type is JavaScript, then we - * know it's not PHP. However there is no "yes, this is - * definitely a normal HTML response" flag we can check. - */ - private static function isNonPHPRequest() { - /* - * Check if we are a mime type that isn't allowed. - * - * If an allowed type is found, then we return false, - * as were are a PHP Request. - * - * Anything else found, returns true, as that means - * we are dealing with something unknown. - */ - $response = ErrorHandler::getResponseHeaders(); - - foreach ( $response as $key => $value ) { - if ( strtolower($key) === 'content-type' ) { - foreach ( ErrorHandler::$ALLOWED_RETURN_MIME_TYPES as $type ) { - if ( stripos($value, $type) !== false ) { - return false; - } - } - - return true; - } - } - - return false; - } - - /** - * Looks up a description for the symbol given, - * and if found, it is returned. - * - * If it's not found, then the symbol given is returned. - */ - private static function phpSymbolToDescription( $symbol ) { - if ( isset(ErrorHandler::$PHP_SYMBOL_MAPPINGS[$symbol]) ) { - return ErrorHandler::$PHP_SYMBOL_MAPPINGS[$symbol]; - } else { - return "'$symbol'"; - } - } - - /** - * Attempts to syntax highlight the code snippet done. - * - * This is then returned as HTML, ready to be dumped to the screen. - * - * @param code An array of code lines to syntax highlight. - * @return HTML version of the code given, syntax highlighted. - */ - private static function syntaxHighlight( $code ) { - $syntaxMap = ErrorHandler::$syntaxMap; - - // @supress invalid code raises a warning - $tokens = @token_get_all( "" ); - $html = array(); - $len = count($tokens)-1; - $inString = false; - $stringBuff = null; - $skip = false; - - for ( $i = 1; $i < $len; $i++ ) { - $token = $tokens[$i]; - - if ( is_array($token) ) { - $type = $token[0]; - $code = $token[1]; - } else { - $type = null; - $code = $token; - } - - // work out any whitespace padding - if ( strpos($code, "\n") !== false && trim($code) === '' ) { - if ( $inString ) { - $html[]= "" . join('', $stringBuff); - $stringBuff = array(); - } - } else if ( $code === '&' ) { - if ( $i < $len ) { - $next = $tokens[$i+1]; - - if ( is_array($next) && $next[0] === T_VARIABLE ) { - $type = 'reference_ampersand'; - } - } - } else if ( $code === '"' || $code === "'" ) { - if ( $inString ) { - $html[]= "" . join('', $stringBuff) . htmlspecialchars($code) . ""; - $stringBuff = null; - $skip = true; - } else { - $stringBuff = array(); - } - - $inString = !$inString; - } else if ( $type === T_STRING ) { - $matches = array(); - preg_match(ErrorHandler::REGEX_PHP_CONST_IDENTIFIER, $code, $matches); - - if ( $matches && strlen($matches[0]) === strlen($code) ) { - $type = 'const'; - } - } - - if ( $skip ) { - $skip = false; - } else { - $code = htmlspecialchars( $code ); - - if ( $type !== null && isset($syntaxMap[$type]) ) { - $class = $syntaxMap[$type]; - - if ( $type === T_CONSTANT_ENCAPSED_STRING && strpos($code, "\n") !== false ) { - $append = "" . - join( - "\n", - explode( "\n", $code ) - ) . - "" ; - } else if ( strrpos($code, "\n") === strlen($code)-1 ) { - $append = "" . substr($code, 0, strlen($code)-1) . "\n"; - } else { - $append = "$code"; - } - } else if ( $inString && $code !== '"' ) { - $append = "$code"; - } else { - $append = $code; - } - - if ( $inString ) { - $stringBuff[]= $append; - } else { - $html[]= $append; - } - } - } - - if ( $stringBuff !== null ) { - $html[]= "" . join('', $stringBuff) . ''; - $stringBuff = null; - } - - return join( '', $html ); - } - - /** - * Splits a given function name into it's 'class, function' parts. - * If there is no class, then null is returned. - * - * It also returns these parts in an array of: array( $className, $functionName ); - * - * Usage: - * - * list( $class, $function ) = ErrorHandler::splitFunction( $name ); - * - * @param name The function name to split. - * @return An array containing class and function name. - */ - private static function splitFunction( $name ) { - $name = preg_replace( '/\\(\\)$/', '', $name ); - - if ( strpos($name, '::') !== false ) { - $parts = explode( '::', $name ); - $className = $parts[0]; - $type = '::'; - $functionName = $parts[1]; - } else if ( strpos($name, '->') !== false ) { - $parts = explode( '->', $name ); - $className = $parts[0]; - $type = '->'; - $functionName = $parts[1]; - } else { - $className = null; - $type = null; - $functionName = $name; - } - - return array( $className, $type, $functionName ); - } - - private static function newArgument( $name, $type=false, $isPassedByReference=false, $isOptional=false, $optionalValue=null, $highlight=false ) { - if ( $name instanceof ReflectionParameter ) { - $highlight = func_num_args() > 1 ? - $highlight = $type : - false; - - $klass = $name->getDeclaringClass(); - $functionName = $name->getDeclaringFunction()->name; - if ( $klass !== null ) { - $klass = $klass->name; - } - - $export = ReflectionParameter::export( - ( $klass ? - array( "\\$klass", $functionName ) : - $functionName ), - $name->name, - true - ); - - $paramType = preg_replace('/.*?(\w+)\s+\$'.$name->name.'.*/', '\\1', $export); - if ( strpos($paramType, '[') !== false || strlen($paramType) === 0 ) { - $paramType = null; - } - - return ErrorHandler::newArgument( - $name->name, - $paramType, - $name->isPassedByReference(), - $name->isDefaultValueAvailable(), - ( $name->isDefaultValueAvailable() ? - var_export( $name->getDefaultValue(), true ) : - null ), - ( func_num_args() > 1 ? - $type : - false ) - ); - } else { - return array( - 'name' => $name, - 'has_type' => ( $type !== false ), - 'type' => $type, - 'is_reference' => $isPassedByReference, - 'has_default' => $isOptional, - 'default_val' => $optionalValue, - 'is_highlighted' => $highlight - ); - } - } - - private static function syntaxHighlightFunctionMatch( $match, &$stackTrace, $highlightArg=null, &$numHighlighted=0 ) { - list( $className, $type, $functionName ) = ErrorHandler::splitFunction( $match ); - - // is class::method() - if ( $className !== null ) { - $reflectFun = new ReflectionMethod( $className, $functionName ); - // is a function - } else if ( $functionName === '{closure}' ) { - return '$closure'; - } else { - $reflectFun = new ReflectionFunction( $functionName ); - } - - if ( $reflectFun ) { - $params = $reflectFun->getParameters(); - - if ( $params ) { - $args = array(); - $min = 0; - foreach( $params as $i => $param ) { - $arg = ErrorHandler::newArgument( $param ); - - if ( ! $arg['has_default'] ) { - $min = $i; - } - - $args[]= $arg; - } - - if ( $highlightArg !== null ) { - for ( $i = $highlightArg; $i <= $min; $i++ ) { - $args[$i]['is_highlighted'] = true; - } - - $numHighlighted = $min-$highlightArg; - } - - if ( $className !== null ) { - if ( $stackTrace && isset($stackTrace[1]) && isset($stackTrace[1]['type']) ) { - $type = htmlspecialchars( $stackTrace[1]['type'] ); - } - } else { - $type = null; - } - - return ErrorHandler::syntaxHighlightFunction( $className, $type, $functionName, $args ); - } - } - - return null; - } - - /** - * Returns the values given, as HTML, syntax highlighted. - * It's a shorter, slightly faster, more no-nonsense approach - * then 'syntaxHighlight'. - * - * This is for syntax highlighting: - * - fun( [args] ) - * - class->fun( [args] ) - * - class::fun( [args] ) - * - * Class and type can be null, to denote no class, but are not optional. - */ - private static function syntaxHighlightFunction( $class, $type, $fun, &$args=null ) { - $info = array(); - - // set the info - if ( isset($class) && $class && isset($type) && $type ) { - if ( $type === '->' ) { - $type = '->'; - } - - $info []= "$class$type"; - } - - if ( isset($fun) && $fun ) { - $info []= "$fun"; - } - - if ( $args ) { - $info []= '( '; - - foreach ($args as $i => $arg) { - if ( $i > 0 ) { - $info[]= ', '; - } - - if ( is_string($arg) ) { - $info[]= $arg; - } else { - $highlight = $arg['is_highlighted']; - $name = $arg['name']; - - if ( $highlight ) { - $info[]= ''; - } - - if ( $name === '_' ) { - $info[]= ''; - } - - if ( $arg['has_type'] ) { - $info []= ""; - $info []= $arg['type']; - $info []= ' '; - } - - if ( $arg['is_reference'] ) { - $info []= '&'; - } - - $info []= "\$$name"; - - if ( $arg['has_default'] ) { - $info []= '=' . $arg['default_val'] . ''; - } - - if ( $name === '_' ) { - $info[]= ''; - } - if ( $highlight ) { - $info[]= ''; - } - } - } - - $info []= ' )'; - } else { - $info []= '()'; - } - - return join( '', $info ); - } - - /** - * Checks if the item is in options, and if it is, then it is removed and returned. - * - * If it is not found, or if options is not an array, then the alt is returned. - */ - private static function optionsPop( &$options, $key, $alt=null ) { - if ( $options && isset($options[$key]) ) { - $val = $options[$key]; - unset( $options[$key] ); - - return $val; - } else { - $iniAlt = @get_cfg_var( ErrorHandler::PHP_ERROR_INI_PREFIX . '.' . $key ); - - if ( $iniAlt !== false ) { - return $iniAlt; - } else { - return $alt; - } - } - } - - private static function folderTypeToCSS( $type ) { - if ( $type === ErrorHandler::FILE_TYPE_ROOT ) { - return 'file-root'; - } else if ( $type === ErrorHandler::FILE_TYPE_IGNORE ) { - return 'file-ignore'; - } else if ( $type === ErrorHandler::FILE_TYPE_APPLICATION ) { - return 'file-app'; - } else { - return 'file-common'; - } - } - - private static function isFolderType( &$folders, $longest, $file ) { - $parts = explode( '/', $file ); - - $len = min( count($parts), $longest ); - - for ( $i = $len; $i > 0; $i-- ) { - if ( isset($folders[$i]) ) { - $folderParts = &$folders[ $i ]; - - $success = false; - for ( $j = 0; $j < count($folderParts); $j++ ) { - $folderNames = $folderParts[$j]; - - for ( $k = 0; $k < count($folderNames); $k++ ) { - if ( $folderNames[$k] === $parts[$k] ) { - $success = true; - } else { - $success = false; - break; - } - } - } - - if ( $success ) { - return true; - } - } - } - - return false; - } - - private static function setFolders( &$origFolders, &$longest, $folders ) { - $newFolders = array(); - $newLongest = 0; - - if ( $folders ) { - if ( is_array($folders) ) { - foreach ( $folders as $folder ) { - ErrorHandler::setFoldersInner( $newFolders, $newLongest, $folder ); - } - } else if ( is_string($folders) ) { - ErrorHandler::setFoldersInner( $newFolders, $newLongest, $folders ); - } else { - throw new Exception( "Unknown value given for folder: " . $folders ); - } - } - - $origFolders = $newFolders; - $longest = $newLongest; - } - - private static function setFoldersInner( &$newFolders, &$newLongest, $folder ) { - $folder = str_replace( '\\', '/', $folder ); - $folder = preg_replace( '/(^\\/+)|(\\/+$)/', '', $folder ); - $parts = explode( '/', $folder ); - $count = count( $parts ); - - $newLongest = max( $newLongest, $count ); - - if ( isset($newFolders[$count]) ) { - $folds = &$newFolders[$count]; - $folds[]= $parts; - } else { - $newFolders[$count] = array( $parts ); - } - } - - private static function getRequestHeaders() { - if ( function_exists('getallheaders') ) { - return getallheaders(); - } else { - $headers = array(); - - foreach ( $_SERVER as $key => $value ) { - if ( strpos($key, 'HTTP_') === 0 ) { - $key = str_replace( " ", "-", ucwords(strtolower( str_replace("_", " ", substr($key, 5)) )) ); - $headers[ $key ] = $value; - } - } - - return $headers; - } - } - - private static function getResponseHeaders() { - $headers = function_exists('apache_response_headers') ? - apache_response_headers() : - array() ; - - /* - * Merge the headers_list into apache_response_headers. - * - * This is because sometimes things are in one, which are - * not present in the other. - */ - if ( function_exists('headers_list') ) { - $hList = headers_list(); - - foreach ($hList as $header) { - $header = explode(":", $header); - $headers[ array_shift($header) ] = trim( implode(":", $header) ); - } - } - - return $headers; - } - - public static function identifyTypeHTML( $arg, $recurseLevels=1 ) { - if ( ! is_array($arg) && !is_object($arg) ) { - if ( is_string($arg) ) { - return """ . htmlentities($arg) . """; - } else { - return "" . var_export( $arg, true ) . ''; - } - } else if ( is_array($arg) ) { - if ( count($arg) === 0 ) { - return "[]"; - } else if ( $recurseLevels > 0 ) { - $argArr = array(); - - foreach ($arg as $ag) { - $argArr[]= ErrorHandler::identifyTypeHTML( $ag, $recurseLevels-1 ); - } - - if ( ($recurseLevels % 2) === 0 ) { - return "[" . join(', ', $argArr) . "]"; - } else { - return "[ " . join(', ', $argArr) . " ]"; - } - } else { - return "[...]"; - } - } else if ( get_class($arg) === 'Closure' ) { - return '$Closure()'; - } else { - $argKlass = get_class( $arg ); - - if ( preg_match(ErrorHandler::REGEX_PHP_CONST_IDENTIFIER, $argKlass) ) { - return '$' . $argKlass . ''; - } else { - return '$' . $argKlass . ''; - } - } - } - - private $saveUrl; - private $isSavingEnabled; - - private $cachedFiles; - - private $isShutdownRegistered; - private $isOn; - - private $ignoreFolders = array(); - private $ignoreFoldersLongest = 0; - - private $applicationFolders = array(); - private $applicationFoldersLongest = 0; - - private $defaultErrorReportingOn; - private $defaultErrorReportingOff; - private $applicationRoot; - private $serverName; - - private $catchClassNotFound; - private $catchSurpressedErrors; - private $catchAjaxErrors; - - private $backgroundText; - private $numLines; - - private $displayLineNumber; - private $htmlOnly; - - private $isBufferSetup; - private $bufferOutputStr; - private $bufferOutput; - - private $isAjax; - - private $lastGlobalErrorHandler; - - private $classNotFoundException; - - /** - * = Options = - * - * All options are optional, and so is passing in an options item. - * You don't have to supply any, it's up to you. - * - * Note that if 'php_error.force_disable' is true, then this object - * will try to look like it works, but won't actually do anything. - * - * All options can also be passed in from 'php.ini'. You do this - * by setting it with 'php_error.' prefix. For example: - * - * php_error.catch_ajax_errors = On - * php_error.error_reporting_on = E_ALL | E_STRICT - * - * Includes: - * = Types of errors this will catch = - * - catch_ajax_errors When on, this will inject JS Ajax wrapping code, to allow this to catch any future JSON errors. Defaults to true. - * - catch_supressed_errors The @ supresses errors. If set to true, then they are still reported anyway, but respected when false. Defaults to false. - * - catch_class_not_found When true, loading a class that does not exist will be caught. This defaults to true. - * - * = Error reporting level = - * - error_reporting_on value for when errors are on, defaults to all errors - * - error_reporting_off value for when errors are off, defaults to php.ini's error_reporting. - * - * = Setup Details = - * - application_root When it's working out hte stack trace, this is the root folder of the application, to use as it's base. - * Defaults to the servers root directory. - * - * A relative path can be given, but lets be honest, an explicit path is the way to guarantee that you - * will get the path you want. My relative might not be the same as your relative. - * - * - snippet_num_lines The number of lines to display in the code snippet. - * That includes the line being reported. - * - * - server_name The name for this server, defaults to "$_SERVER['SERVER_NAME']" - * - * - ignore_folders This is allows you to highlight non-framework code in a stack trace. - * An array of folders to ignore, when working out the stack trace. - * This is folder prefixes in relation to the application_root, whatever that might be. - * They are only ignored if there is a file found outside of them. - * If you still don't get what this does, don't worry, it's here cos I use it. - * - * - application_folders Just like ignore, but anything found in these folders takes precedence - * over anything else. - * - * - background_text The text that appeares in the background. By default this is blank. - * Why? You can replace this with the name of your framework, for extra customization spice. - * - * - html_only By default, PHP Error only runs on ajax and HTML pages. - * If this is false, then it will also run when on non-HTML - * pages too, such as replying with images of JavaScript - * from your PHP. Defaults to true. - * - * - file_link When true, files are linked to from the CSS Stack trace, allowing you to open them. - * Defaults to true. - * - * - save_url The url of where to send files, to be saved. - * Note that 'enable_saving' must be on for this to be used (which it is by default). - * - * - enable_saving Can be true or false. When true, saving files is enabled, and when false, it is disabled. - * Defaults to true! - * - * @param options Optional, an array of values to customize this handler. - * @throws Exception This is raised if given an options that does *not* exist (so you know that option is meaningless). - */ - public function __construct( $options=null ) { - // there can only be one to rule them all - global $_php_error_global_handler; - if ( $_php_error_global_handler !== null ) { - $this->lastGlobalErrorHandler = $_php_error_global_handler; - } else { - $this->lastGlobalErrorHandler = null; - } - $_php_error_global_handler = $this; - - $this->cachedFiles = array(); - - $this->isShutdownRegistered = false; - $this->isOn = false; - - /* - * Deal with the options. - * - * They are removed one by one, and any left, will raise an error. - */ - - $ignoreFolders = ErrorHandler::optionsPop( $options, 'ignore_folders' , null ); - $appFolders = ErrorHandler::optionsPop( $options, 'application_folders', null ); - - if ( $ignoreFolders !== null ) { - ErrorHandler::setFolders( $this->ignoreFolders, $this->ignoreFoldersLongest, $ignoreFolders ); - } - if ( $appFolders !== null ) { - ErrorHandler::setFolders( $this->applicationFolders, $this->applicationFoldersLongest, $appFolders ); - } - - $this->saveUrl = ErrorHandler::optionsPop( $options, 'save_url', $_SERVER['REQUEST_URI'] ); - $this->isSavingEnabled = ErrorHandler::optionsPop( $options, 'enable_saving', true ); - - $this->defaultErrorReportingOn = ErrorHandler::optionsPop( $options, 'error_reporting_on' , -1 ); - $this->defaultErrorReportingOff = ErrorHandler::optionsPop( $options, 'error_reporting_off' , error_reporting() ); - - $this->applicationRoot = ErrorHandler::optionsPop( $options, 'application_root' , $_SERVER['DOCUMENT_ROOT'] ); - $this->serverName = ErrorHandler::optionsPop( $options, 'server_name' , $_SERVER['SERVER_NAME'] ); - - /* - * Relative paths might be given for document root, - * so we make it explicit. - */ - $dir = @realpath( $this->applicationRoot ); - if ( ! is_string($dir) ) { - throw new Exception("Document root not found: " . $this->applicationRoot); - } else { - $this->applicationRoot = str_replace( '\\', '/', $dir ); - } - - $this->catchClassNotFound = !! ErrorHandler::optionsPop( $options, 'catch_class_not_found' , true ); - $this->catchSurpressedErrors = !! ErrorHandler::optionsPop( $options, 'catch_supressed_errors', false ); - $this->catchAjaxErrors = !! ErrorHandler::optionsPop( $options, 'catch_ajax_errors' , true ); - - $this->backgroundText = ErrorHandler::optionsPop( $options, 'background_text' , '' ); - $this->numLines = ErrorHandler::optionsPop( $options, 'snippet_num_lines' , ErrorHandler::NUM_FILE_LINES ); - $this->displayLineNumber = ErrorHandler::optionsPop( $options, 'display_line_numbers' , true ); - - $this->htmlOnly = !! ErrorHandler::optionsPop( $options, 'html_only', true ); - - $this->classNotFoundException = null; - - $wordpress = ErrorHandler::optionsPop( $options, 'wordpress', false ); - if ( $wordpress ) { - // php doesn't like | in constants and privates, so just set it directly : ( - $this->defaultErrorReportingOn = E_ERROR | E_WARNING | E_PARSE | E_USER_DEPRECATED & ~E_DEPRECATED & ~E_STRICT; - } - - $concrete5 = ErrorHandler::optionsPop( $options, 'concrete5', false ); - if ( $concrete5 ) { - $this->defaultErrorReportingOn = E_ALL & ~E_NOTICE & ~E_STRICT & ~E_DEPRECATED; - } - - if ( $options ) { - foreach ( $options as $key => $val ) { - throw new InvalidArgumentException( "Unknown option given $key" ); - } - } - - $this->isAjax = ( - isset( $_SERVER['HTTP_X_REQUESTED_WITH'] ) && - ( $_SERVER['HTTP_X_REQUESTED_WITH'] === 'XMLHttpRequest' ) - ) || ( - isset( $_REQUEST['php_error_is_ajax'] ) - ); - - $this->isBufferSetup = false; - $this->bufferOutputStr = ''; - $this->bufferOutput = false; - - $this->startBuffer(); - } - - /* - * --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- - * Public Functions - * --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- - */ - - /** - * @return true if this is currently on, false if not. - */ - public function isOn() { - return $this->isOn; - } - - /** - * @return If this is off, this returns true, otherwise false. - */ - public function isOff() { - return !$this->isOn; - } - - /** - * Turns error reporting on. - * - * This will use the strictest error reporting available, or the - * level you pass in when creating this using the 'error_reporting_on' - * option. - * - * @return This error reporting handler, for method chaining. - */ - public function turnOn() { - $this->propagateTurnOff(); - $this->setEnabled( true ); - - /* - * Check if file changes have been uploaded, - * and if so, save them. - */ - global $_php_error_is_ini_enabled; - if ( $_php_error_is_ini_enabled ) { - if ( $this->isSavingEnabled ) { - $headers = ErrorHandler::getRequestHeaders(); - - if ( isset($headers[ErrorHandler::HEADER_SAVE_FILE]) ) { - if ( isset($_POST) && isset($_POST[ErrorHandler::POST_FILE_LOCATION]) ) { - $files = $_POST[ErrorHandler::POST_FILE_LOCATION]; - - foreach ( $files as $file => $content ) { - @file_put_contents( $file, stripcslashes($content) ); - } - - exit(0); - } - } - } - } - - return $this; - } - - /** - * Turns error reporting off. - * - * This will use the 'php.ini' setting for the error_reporting level, - * or one you have passed in if you used the 'error_reporting_off' - * option when creating this. - * - * @return This error reporting handler, for method chaining. - */ - public function turnOff() { - $this->setEnabled( false ); - - return $this; - } - - /** - * Allows you to run a callback with strict errors turned off. - * Standard errors still apply, but this will use the default - * error and exception handlers. - * - * This is useful for when loading libraries which do not - * adhere to strict errors, such as Wordpress. - * - * To use: - * - * withoutErrors( function() { - * // unsafe code here - * }); - * - * This will use the error_reporting value for when this is - * turned off. - * - * @param callback A PHP function to call. - * @return The result of calling the callback. - */ - public function withoutErrors( $callback ) { - if ( ! is_callable($callback) ) { - throw new Exception( "non callable callback given" ); - } - - if ( $this->isOn() ) { - $this->turnOff(); - $result = $callback(); - $this->turnOn(); - - return $result; - } else { - return $callback(); - } - } - - /** - * This is the shutdown function, which should *only* be called - * via 'register_shutdown_function'. - * - * It's exposed because it has to be exposed. - */ - public function __onShutdown() { - global $_php_error_is_ini_enabled; - - if ( $_php_error_is_ini_enabled ) { - if ( $this->isOn() ) { - $error = error_get_last(); - - // fatal and syntax errors - if ( - $error && ( - $error['type'] === 1 || - $error['type'] === 4 || - $error['type'] === 64 - ) - ) { - $this->reportError( $error['type'], $error['message'], $error['line'], $error['file'] ); - } else { - $this->endBuffer(); - } - } else { - $this->endBuffer(); - } - } - } - - /* - * --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- - * Private Functions - * --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- - */ - - private function propagateTurnOff() { - if ( $this->lastGlobalErrorHandler !== null ) { - $this->lastGlobalErrorHandler->turnOff(); - $this->lastGlobalErrorHandler->propagateTurnOff(); - $this->lastGlobalErrorHandler = null; - } - } - - /** - * This is intended to be used closely with 'onShutdown'. - * It ensures that output buffering is turned on. - * - * Why? The user may output content, and *then* hit an error. - * We cannot replace the page if this happens, - * because they have already outputted information. - * - * So we buffer the page, and then output at the end of the page, - * or when an error strikes. - */ - private function startBuffer() { - global $_php_error_is_ini_enabled; - - if ( $_php_error_is_ini_enabled && !$this->isBufferSetup ) { - $this->isBufferSetup = true; - - ini_set( 'implicit_flush', false ); - ob_implicit_flush( false ); - - if ( ! @ini_get('output_buffering') ) { - @ini_set( 'output_buffering', 'on' ); - } - - $output = ''; - $bufferOutput = true; - - $this->bufferOutputStr = &$output; - $this->bufferOutput = &$bufferOutput; - - ob_start( function($string) use (&$output, &$bufferOutput) { - if ( $bufferOutput ) { - $output .= $string; - return ''; - } else { - $temp = $output . $string; - $output = ''; - return $temp; - } - }); - - $self = $this; - register_shutdown_function( function() use ( $self ) { - $self->__onShutdown(); - }); - } - } - - /** - * Turns off buffering, and discards anything buffered - * so far. - * - * This will return what has been buffered incase you - * do want it. However otherwise, it will be lost. - */ - private function discardBuffer() { - $str = $this->bufferOutputStr; - - $this->bufferOutputStr = ''; - $this->bufferOutput = false; - - return $str; - } - - /** - * Flushes the internal buffer, - * outputting what is left. - * - * @param append Optional, extra content to append onto the output buffer. - */ - private function flushBuffer() { - $temp = $this->bufferOutputStr; - $this->bufferOutputStr = ''; - - return $temp; - } - - /** - * This will finish buffering, and output the page. - * It also appends the magic JS onto the beginning of the page, - * if enabled, to allow working with Ajax. - * - * Note that if PHP Error has been disabled in the php.ini file, - * or through some other option, such as running from the command line, - * then this will do nothing (as no buffering will take place). - */ - public function endBuffer() { - if ( $this->isBufferSetup ) { - $content = ob_get_contents(); - $handlers = ob_list_handlers(); - - $wasGZHandler = false; - - $this->bufferOutput = true; - for ( $i = count($handlers)-1; $i >= 0; $i-- ) { - $handler = $handlers[$i]; - - if ( $handler === 'ob_gzhandler' ) { - $wasGZHandler = true; - ob_end_clean(); - } else if ( $handler === 'default output handler' ) { - ob_end_clean(); - } else { - ob_end_flush(); - } - } - - $content = $this->discardBuffer(); - - if ( $wasGZHandler ) { - ob_start('ob_gzhandler'); - } else { - ob_start(); - } - - if ( - !$this->isAjax && - $this->catchAjaxErrors && - (!$this->htmlOnly || !ErrorHandler::isNonPHPRequest()) && - !ErrorHandler::isBinaryRequest() - ) { - $js = $this->getContent( 'displayJSInjection' ); - $js = JSMin::minify( $js ); - - // attemp to inject the script into the HTML, after the doctype - $matches = array(); - preg_match( ErrorHandler::REGEX_DOCTYPE, $content, $matches ); - - if ( $matches ) { - $doctype = $matches[0]; - $content = preg_replace( ErrorHandler::REGEX_DOCTYPE, "$doctype $js", $content ); - } else { - echo $js; - } - } - - echo $content; - } - } - - /** - * Calls the given method on this object, - * captures it's output, and then returns it. - * - * @param method The name of the method to call. - * @return All of the text outputted during the method call. - */ - private function getContent( $method ) { - ob_start(); - $this->$method(); - $content = ob_get_contents(); - ob_end_clean(); - - return $content; - } - - private function isApplicationFolder( $file ) { - return ErrorHandler::isFolderType( - $this->applicationFolders, - $this->applicationFoldersLongest, - $file - ); - } - - private function isIgnoreFolder( $file ) { - return ErrorHandler::isFolderType( - $this->ignoreFolders, - $this->ignoreFoldersLongest, - $file - ); - } - - private function getFolderType( $root, $file ) { - $testFile = $this->removeRootPath( $root, $file ); - - // it's this file : ( - if ( $file === __FILE__ ) { - $type = ErrorHandler::FILE_TYPE_IGNORE; - } else if ( strpos($testFile, '/') === false ) { - $type = ErrorHandler::FILE_TYPE_ROOT; - } else if ( $this->isApplicationFolder($testFile) ) { - $type = ErrorHandler::FILE_TYPE_APPLICATION; - } else if ( $this->isIgnoreFolder($testFile) ) { - $type = ErrorHandler::FILE_TYPE_IGNORE; - } else { - $type = false; - } - - return array( $type, $testFile ); - } - - /** - * Finds the file named, and returns it's contents in an array. - * - * It's essentially the same as 'file_get_contents'. However - * this will add caching at this PHP layer, avoiding lots of - * duplicate calls. - * - * It also splits the file into an array of lines, and makes - * it html safe. - * - * @param path The file to get the contents of. - * @return The file we are after, as an array of lines. - */ - private function getFileContents( $path ) { - if ( isset($this->cachedFiles[$path]) ) { - return $this->cachedFiles[$path]; - } else { - $contents = @file_get_contents( $path ); - - if ( $contents ) { - $contents = explode( - "\n", - preg_replace( - '/(\r\n)|(\n\r)|\r/', - "\n", - str_replace( "\t", ' ', $contents ) - ) - ); - - $this->cachedFiles[ $path ] = $contents; - - return $contents; - } - } - - return array(); - } - - /** - * Reads out the code from the section of the line, - * which is at fault. - * - * The array is in a mapping of: array( line-number => line ) - * - * If something goes wrong, then null is returned. - */ - private function readCodeFile( $errFile, $errLine ) { - try { - $lines = $this->getFileContents( $errFile ); - - if ( $lines ) { - $numLines = $this->numLines; - - $searchUp = ceil( $numLines*0.75 ); - $searchDown = $numLines - $searchUp; - - $countLines = count( $lines ); - - /* - * Search around the errLine. - * We should aim get half of the lines above, and half from below. - * If that fails we get as many as we can. - */ - - /* - * If we are near the bottom edge, - * we go down as far as we can, - * then work up the search area. - */ - if ( $errLine+$searchDown > $countLines ) { - $minLine = max( 0, $countLines-$numLines ); - $maxLine = $countLines; - /* - * Go up as far as we can, up to half the search area. - * Then stretch down the whole search area. - */ - } else { - $minLine = max( 0, $errLine-$searchUp ); - $maxLine = min( $minLine+$numLines, count($lines) ); - } - - $fileLines = array_splice( $lines, $minLine, $maxLine-$minLine ); - - $stripSize = -1; - foreach ( $fileLines as $i => $line ) { - $newLine = ltrim( $line, ' ' ); - - if ( strlen($newLine) > 0 ) { - $numSpaces = strlen($line) - strlen($newLine); - - if ( $stripSize === -1 ) { - $stripSize = $numSpaces; - } else { - $stripSize = min( $stripSize, $numSpaces ); - } - } else { - $fileLines[$i] = $newLine; - } - } - if ( $stripSize > 0 ) { - /* - * It's pretty common that PHP code is not flush with the left hand edge, - * so subtract 4 spaces, if we can, - * to account for this. - */ - if ( $stripSize > 4 ) { - $stripSize -= 4; - } - - foreach ( $fileLines as $i => $line ) { - if ( strlen($line) > $stripSize ) { - $fileLines[$i] = substr( $line, $stripSize ); - } - } - } - - $fileLines = join( "\n", $fileLines ); - $fileLines = ErrorHandler::syntaxHighlight( $fileLines ); - $fileLines = explode( "\n", $fileLines ); - - $lines = array(); - for ( $i = 0; $i < count($fileLines); $i++ ) { - // +1 is because line numbers start at 1, whilst arrays start at 0 - $lines[ $i+$minLine+1 ] = $fileLines[$i]; - } - } - - return $lines; - } catch ( Exception $ex ) { - return null; - } - - return null; - } - - /** - * Attempts to remove the root path from the path given. - * If the path can't be removed, then the original path is returned. - * - * For example if root is 'C:/users/projects/my_site', - * and the file is 'C:/users/projects/my_site/index.php', - * then the root is removed, and we are left with just 'index.php'. - * - * This is to remove line noise; you don't need to be told the - * 'C:/whatever' bit 20 times. - * - * @param root The root path to remove. - * @param path The file we are removing the root section from. - */ - private function removeRootPath( $root, $path ) { - $filePath = str_replace( '\\', '/', $path ); - - if ( - strpos($filePath, $root) === 0 && - strlen($root) < strlen($filePath) - ) { - return substr($filePath, strlen($root)+1 ); - } else { - return $filePath; - } - } - - /** - * Parses, and alters, the errLine, errFile and message given. - * - * This includes adding syntax highlighting, removing duplicate - * information we already have, and making the error easier to - * read. - */ - private function improveErrorMessage( $ex, $code, $message, $errLine, $errFile, $root, &$stackTrace ) { - // change these to change where the source file is come from - $srcErrFile = $errFile; - $srcErrLine = $errLine; - $altInfo = null; - $stackSearchI = 0; - - $skipStackFirst = function( &$stackTrace ) { - $skipFirst = true; - - foreach ( $stackTrace as $i => $trace ) { - if ( $skipFirst ) { - $skipFirst = false; - } else { - if ( $trace && isset($trace['file']) && isset($trace['line']) ) { - return array( $trace['file'], $trace['line'], $i ); - } - } - } - - return array( null, null, null ); - }; - - /* - * This is for calling a function that doesn't exist. - * - * The message contains a long description of where this takes - * place, even though we are already told this through line and - * file info. So we cut it out. - */ - if ( $code === 1 ) { - if ( - ( strpos($message, " undefined method ") !== false ) || - ( strpos($message, " undefined function ") !== false ) - ) { - $matches = array(); - preg_match( '/\b[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*((->|::)[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*)?\\(\\)$/', $message, $matches ); - - /* - * undefined function or method call - */ - if ( $matches ) { - list( $className, $type, $functionName ) = ErrorHandler::splitFunction( $matches[0] ); - - if ( $stackTrace && isset($stackTrace[1]) && $stackTrace[1]['args'] ) { - $numArgs = count( $stackTrace[1]['args'] ); - - for ( $i = 0; $i < $numArgs; $i++ ) { - $args[]= ErrorHandler::newArgument( "_" ); - } - } - - $message = preg_replace( - '/\b[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*((->|::)[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*)?\\(\\)$/', - ErrorHandler::syntaxHighlightFunction( $className, $type, $functionName, $args ), - $message - ); - } - } else if ( $message === 'Using $this when not in object context' ) { - $message = 'Using $this outside object context'; - /* - * Class not found error. - */ - } else if ( - strpos($message, "Class ") !== false && - strpos($message, "not found") !== false - ) { - $matches = array(); - preg_match( '/\'(\\\\)?[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*((\\\\)?[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*)+\'/', $message, $matches ); - - if ( count($matches) > 0 ) { - // lose the 'quotes' - $className = $matches[0]; - $className = substr( $className, 1, strlen($className)-2 ); - - $message = preg_replace( - '/\'(\\\\)?[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*((\\\\)?[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*)+\'/', - "$className", - $message - ); - } - } - } else if ( $code === 2 ) { - if ( strpos($message, "Missing argument ") === 0 ) { - $message = preg_replace( '/, called in .*$/', '', $message ); - - $matches = array(); - preg_match( ErrorHandler::REGEX_METHOD_OR_FUNCTION_END, $message, $matches ); - - if ( $matches ) { - $argumentMathces = array(); - preg_match( '/^Missing argument ([0-9]+)/', $message, $argumentMathces ); - $highlightArg = count($argumentMathces) === 2 ? - (((int) $argumentMathces[1])-1) : - null ; - - $numHighlighted = 0; - $altInfo = ErrorHandler::syntaxHighlightFunctionMatch( $matches[0], $stackTrace, $highlightArg, $numHighlighted ); - - if ( $numHighlighted > 0 ) { - $message = preg_replace( '/^Missing argument ([0-9]+)/', 'Missing arguments ', $message ); - } - - if ( $altInfo ) { - $message = preg_replace( ErrorHandler::REGEX_METHOD_OR_FUNCTION_END, $altInfo, $message ); - - list( $srcErrFile, $srcErrLine, $stackSearchI ) = $skipStackFirst( $stackTrace ); - } - } - } else if ( - strpos($message, 'require(') === 0 || - strpos($message, 'include(') === 0 - ) { - $endI = strpos( $message, '):' ); - - if ( $endI ) { - // include( is the same length - $requireLen = strlen('require('); - - /* - * +2 to include the ): at the end of the string - */ - $postMessage = substr( $message, $endI+2 ); - $postMessage = str_replace( 'failed to open stream: No ', 'no ', $postMessage ); - $message = substr_replace( $message, $postMessage, $endI+2 ); - - /* - * If this string is in there, and where we think it should be, - * swap it with a shorter message. - */ - $replaceBit = 'failed to open stream: No '; - if ( strpos($message, $replaceBit) === $endI+2 ) { - $message = substr_replace( $message, 'no ', $endI+2, strlen($replaceBit) ); - } - - /* - * Now put the string highlighting in there. - */ - $match = substr( $message, $requireLen, $endI-$requireLen ); - $newString = "'$match'),"; - $message = substr_replace( $message, $newString, $requireLen, ($endI-$requireLen)+2 ); - } - } - /* - * Unexpected symbol errors. - * For example 'unexpected T_OBJECT_OPERATOR'. - * - * This swaps the 'T_WHATEVER' for the symbolic representation. - */ - } else if ( $code === 4 ) { - if ( $message === "syntax error, unexpected T_ENCAPSED_AND_WHITESPACE" ) { - $message = "syntax error, string is not closed"; - } else { - $semiColonError = false; - if ( strpos($message, 'syntax error,') === 0 && $errLine > 2 ) { - $lines = ErrorHandler::getFileContents( $errFile ); - - $line = $lines[$errLine-1]; - if ( preg_match( ErrorHandler::REGEX_MISSING_SEMI_COLON_FOLLOWING_LINE, $line ) !== 0 ) { - $content = rtrim( join( "\n", array_slice($lines, 0, $errLine-1) ) ); - - if ( strrpos($content, ';') !== strlen($content)-1 ) { - $message = "Missing semi-colon"; - $errLine--; - $srcErrLine = $errLine; - $semiColonError = true; - } - } - } - - if ( $semiColonError ) { - $matches = array(); - $num = preg_match( '/\bunexpected ([A-Z_]+|\\$end)\b/', $message, $matches ); - - if ( $num > 0 ) { - $match = $matches[0]; - $newSymbol = ErrorHandler::phpSymbolToDescription( str_replace('unexpected ', '', $match) ); - - $message = str_replace( $match, "unexpected $newSymbol", $message ); - } - - $matches = array(); - $num = preg_match( '/, expecting ([A-Z_]+|\\$end)( or ([A-Z_]+|\\$end))*/', $message, $matches ); - - if ( $num > 0 ) { - $match = $matches[0]; - $newMatch = str_replace( ", expecting ", '', $match ); - $symbols = explode( ' or ', $newMatch ); - foreach ( $symbols as $i => $sym ) { - $symbols[$i] = ErrorHandler::phpSymbolToDescription( $sym ); - } - $newMatch = join( ', or ', $symbols ); - - $message = str_replace( $match, ", expecting $newMatch", $message ); - } - } - } - /** - * Undefined Variable, add syntax highlighting and make variable from 'foo' too '$foo'. - */ - } else if ( $code === 8 ) { - if ( - strpos($message, "Undefined variable:") !== false - ) { - $matches = array(); - preg_match( ErrorHandler::REGEX_VARIABLE, $message, $matches ); - - if ( count($matches) > 0 ) { - $message = 'Undefined variable $' . $matches[0] . '' ; - } - } - /** - * Invalid type given. - */ - } else if ( $code === 4096 ) { - if ( strpos($message, 'must be an ') ) { - $message = preg_replace( '/, called in .*$/', '', $message ); - - $matches = array(); - preg_match( ErrorHandler::REGEX_METHOD_OR_FUNCTION, $message, $matches ); - - if ( $matches ) { - $argumentMathces = array(); - preg_match( '/^Argument ([0-9]+)/', $message, $argumentMathces ); - $highlightArg = count($argumentMathces) === 2 ? - (((int) $argumentMathces[1])-1) : - null ; - - $fun = ErrorHandler::syntaxHighlightFunctionMatch( $matches[0], $stackTrace, $highlightArg ); - - if ( $fun ) { - $message = str_replace( 'passed to ', 'calling ', $message ); - $message = preg_replace( ErrorHandler::REGEX_METHOD_OR_FUNCTION, $fun, $message ); - $prioritizeCaller = true; - - /* - * scalars not supported. - */ - $scalarType = null; - if ( ! ErrorHandler::$IS_SCALAR_TYPE_HINTING_SUPPORTED ) { - foreach ( ErrorHandler::$SCALAR_TYPES as $scalar ) { - if ( stripos($message, "must be an instance of $scalar,") !== false ) { - $scalarType = $scalar; - break; - } - } - } - - if ( $scalarType !== null ) { - $message = preg_replace( '/^Argument [0-9]+ calling /', 'Incorrect type hinting for ', $message ); - $message = preg_replace( - '/ must be an instance of ' . ErrorHandler::REGEX_PHP_IDENTIFIER . '\b.*$/', - ", ${scalarType} is not supported", - $message - ); - - $prioritizeCaller = false; - } else { - $message = preg_replace( '/ must be an (instance of )?' . ErrorHandler::REGEX_PHP_IDENTIFIER . '\b/', '', $message ); - - if ( preg_match('/, none given$/', $message) ) { - $message = preg_replace( '/^Argument /', 'Missing argument ', $message ); - $message = preg_replace( '/, none given$/', '', $message ); - } else { - $message = preg_replace( '/^Argument /', 'Incorrect argument ', $message ); - } - } - - if ( $prioritizeCaller ) { - list( $srcErrFile, $srcErrLine, $stackSearchI ) = $skipStackFirst( $stackTrace ); - } - } - } - } - } - - if ( $stackTrace !== null ) { - $isEmpty = count( $stackTrace ) === 0 ; - - if ( $isEmpty ) { - array_unshift( $stackTrace, array( - 'line' => $errLine, - 'file' => $errFile - ) ); - } else if ( - count($stackTrace) > 0 && ( - (! isset($stackTrace[0]['line'])) || - ($stackTrace[0]['line'] !== $errLine) - ) - ) { - array_unshift( $stackTrace, array( - 'line' => $errLine, - 'file' => $errFile - ) ); - } - - if ( $stackTrace && !$isEmpty ) { - $ignoreCommons = false; - $len = count($stackTrace); - - /* - * The code above can prioritize a location in the stack trace, - * this is 'stackSearchI'. So we should start our search from there, - * and work down the stack. - * - * This is built in a way so that when it reaches the end, it'll loop - * back round to the beginning, and check the traces we didn't check - * last time. - * - * If stackSearchI was not altered, then it just searches from top - * through to the bottom. - */ - for ( $i = $stackSearchI; $i < $stackSearchI+$len; $i++ ) { - $trace = &$stackTrace[ $i % $len ]; - - if ( isset($trace['file']) && isset($trace['line']) ) { - list( $type, $_ ) = $this->getFolderType( $root, $trace['file'] ); - - if ( $type !== ErrorHandler::FILE_TYPE_IGNORE ) { - if ( $type === ErrorHandler::FILE_TYPE_APPLICATION ) { - $srcErrLine = $trace['line']; - $srcErrFile = $trace['file']; - - break; - } else if ( ! $ignoreCommons ) { - $srcErrLine = $trace['line']; - $srcErrFile = $trace['file']; - - $ignoreCommons = true; - } - } - } - } - } - } - - return array( $message, $srcErrFile, $srcErrLine, $altInfo ); - } - - /** - * Parses the stack trace, and makes it look pretty. - * - * This includes adding in the syntax highlighting, - * highlighting the colours for the files, - * and padding with whitespace. - * - * If stackTrace is null, then null is returned. - */ - private function parseStackTrace( $code, $message, $errLine, $errFile, &$stackTrace, $root, $altInfo=null ) { - if ( $stackTrace !== null ) { - /* - * For whitespace padding. - */ - $lineLen = 0; - $fileLen = 0; - - // parse the stack trace, and remove the long urls - foreach ( $stackTrace as $i => $trace ) { - if ( $trace ) { - if ( isset($trace['line'] ) ) { - $lineLen = max( $lineLen, strlen($trace['line']) ); - } else { - $trace['line'] = ''; - } - - $info = ''; - - if ( $i === 0 && $altInfo !== null ) { - $info = $altInfo; - /* - * Skip for the first iteration, - * as it's usually magical PHP calls. - */ - } else if ( - $i > 0 && ( - isset($trace['class']) || - isset($trace['type']) || - isset($trace['function']) - ) - ) { - $args = array(); - if ( isset($trace['args']) ) { - foreach ( $trace['args'] as $arg ) { - $args[]= ErrorHandler::identifyTypeHTML( $arg, 1 ); - } - } - - $info = ErrorHandler::syntaxHighlightFunction( - isset($trace['class']) ? $trace['class'] : null, - isset($trace['type']) ? $trace['type'] : null, - isset($trace['function']) ? $trace['function'] : null, - $args - ); - } else if ( isset($trace['info']) && $trace['info'] !== '' ) { - $info = ErrorHandler::syntaxHighlight( $trace['info'] ); - } else if ( isset($trace['file']) && !isset($trace['info']) ) { - $contents = $this->getFileContents( $trace['file'] ); - - if ( $contents ) { - $info = ErrorHandler::syntaxHighlight( - trim( $contents[$trace['line']-1] ) - ); - } - } - - $trace['info'] = $info; - - if ( isset($trace['file']) ) { - list( $type, $file ) = $this->getFolderType( $root, $trace['file'] ); - - $trace['file_type'] = $type; - $trace['is_native'] = false; - } else { - $file = '[Internal PHP]'; - - $trace['file_type'] = ''; - $trace['is_native'] = true; - } - - $trace['file'] = $file; - - $fileLen = max( $fileLen, strlen($file) ); - - $stackTrace[$i] = $trace; - } - } - - /* - * We are allowed to highlight just once, that's it. - */ - $highlightI = -1; - foreach ( $stackTrace as $i => $trace ) { - if ( - $trace['line'] === $errLine && - $trace['file'] === $errFile - ) { - $highlightI = $i; - break; - } - } - - foreach ( $stackTrace as $i => $trace ) { - if ( $trace ) { - // line - $line = str_pad( $trace['line'] , $lineLen, ' ', STR_PAD_LEFT ); - - // file - $file = $trace['file']; - $fileKlass = ''; - if ( $trace['is_native'] ) { - $fileKlass = 'file-internal-php'; - } else { - $fileKlass = 'filename ' . ErrorHandler::folderTypeToCSS( $trace['file_type'] ); - } - $file = $file . str_pad( '', $fileLen-strlen($file), ' ', STR_PAD_LEFT ); - - // info - $info = $trace['info']; - if ( $info ) { - $info = str_replace( "\n", '\n', $info ); - $info = str_replace( "\r", '\r', $info ); - } else { - $info = ' '; - } - - // line + file + info - $file = trim( $file ); - - $stackStr = - "$line" . - "$file" . - "$info" ; - - if ( $trace['is_native'] ) { - $cssClass = 'is-native '; - } else { - $cssClass = ''; - } - - if ( $highlightI === $i ) { - $cssClass .= ' highlight'; - } else if ( $highlightI > $i ) { - $cssClass .= ' pre-highlight'; - } - - if ( - $i !== 0 && - isset($trace['exception']) && - $trace['exception'] - ) { - $ex = $trace['exception']; - - $exHtml = '' . - 'exception "' . - htmlspecialchars( $ex->getMessage() ) . - '"' . - ''; - } else { - $exHtml = ''; - } - - $data = ''; - if ( isset($trace['file-id']) ) { - $data = ' data-file-id="' . $trace['file-id'] . '"' . - ' data-line="' . $line . '"' ; - } - - $stackTrace[$i] = "$exHtml$stackStr"; - } - } - - return '' . join( "", $stackTrace ) . '
'; - } else { - return null; - } - } - - private function logError( $message, $file, $line, $ex=null ) { - if ( $ex ) { - $trace = $ex->getTraceAsString(); - $parts = explode( "\n", $trace ); - $trace = " " . join( "\n ", $parts ); - - if ( ! ErrorHandler::isIIS() ) { - error_log( "$message \n $file, $line \n$trace" ); - } - } else { - if ( ! ErrorHandler::isIIS() ) { - error_log( "$message \n $file, $line" ); - } - } - } - - /** - * Given a class name, which can include a namespace, - * this will report that it is not found. - * - * This will also report it as an exception, - * so you will get a full stack trace. - */ - public function reportClassNotFound( $className ) { - throw new \ErrorException( "Class '$className' not found", E_ERROR, 0, __FILE__, __LINE__ ); - } - - /** - * Given an exception, this will report it. - */ - public function reportException( $ex ) { - $this->reportError( - $ex->getCode(), - $ex->getMessage(), - $ex->getLine(), - $ex->getFile(), - $ex - ); - } - - /** - * The entry point for handling an error. - * - * This is the lowest entry point for error reporting, - * and for that reason it can either take just error info, - * or a combination of error and exception information. - * - * Note that this will still log errors in the error log - * even when it's disabled with ini. It just does nothing - * more than that. - */ - public function reportError( $code, $message, $errLine, $errFile, $ex=null ) { - $this->discardBuffer(); - - if ( - $ex === null && - $code === 1 && - strpos($message, "Class ") === 0 && - strpos($message, "not found") !== false && - $this->classNotFoundException !== null - ) { - $ex = $this->classNotFoundException; - - $code = $ex->getCode(); - $message = $ex->getMessage(); - $errLine = $ex->getLine(); - $errFile = $ex->getFile(); - $stackTrace = $ex->getTrace(); - } - - $this->logError( $message, $errFile, $errLine, $ex ); - - /** - * It runs if: - * - it is globally enabled - * - this error handler is enabled - * - we believe it is a regular html request, or ajax - */ - global $_php_error_is_ini_enabled; - if ( - $_php_error_is_ini_enabled && - $this->isOn() && ( - $this->isAjax || - !$this->htmlOnly || - !ErrorHandler::isNonPHPRequest() - ) - ) { - $root = $this->applicationRoot; - - list( $ex, $stackTrace, $code, $errFile, $errLine ) = - $this->getStackTrace( $ex, $code, $errFile, $errLine ); - - list( $message, $srcErrFile, $srcErrLine, $altInfo ) = - $this->improveErrorMessage( - $ex, - $code, - $message, - $errLine, - $errFile, - $root, - $stackTrace - ); - - $errFile = $srcErrFile; - $errLine = $srcErrLine; - - list( $fileLinesSets, $numFileLines ) = $this->generateFileLineSets( $srcErrFile, $srcErrLine, $stackTrace ); - - list( $type, $errFile ) = $this->getFolderType( $root, $errFile ); - $errFileType = ErrorHandler::folderTypeToCSS( $type ); - - $stackTrace = $this->parseStackTrace( $code, $message, $errLine, $errFile, $stackTrace, $root, $altInfo ); - $fileLines = $this->readCodeFile( $srcErrFile, $srcErrLine ); - - // load the session, if ... - // - there *is* a session cookie to load - // - the session has not yet been started - // Do not start the session without he cookie, because there may be no session ever. - if ( isset($_COOKIE[session_name()]) && session_id() === '' ) { - session_start(); - } - - $request = ErrorHandler::getRequestHeaders(); - $response = ErrorHandler::getResponseHeaders(); - - $dump = $this->generateDumpHTML( - array( - 'post' => ( isset($_POST) ? $_POST : array() ), - 'get' => ( isset($_GET) ? $_GET : array() ), - 'session' => ( isset($_SESSION) ? $_SESSION : array() ), - 'cookies' => ( isset($_COOKIE) ? $_COOKIE : array() ) - ), - - $request, - $response, - - $_SERVER - ); - $this->displayError( $message, $srcErrLine, $errFile, $errFileType, $stackTrace, $fileLinesSets, $numFileLines, $dump ); - - // exit in order to end processing - $this->turnOff(); - exit(0); - } - } - - private function getStackTrace( $ex, $code, $errFile, $errLine ) { - $stackTrace = null; - - if ( $ex !== null ) { - $next = $ex; - $stackTrace = array(); - $skipStacks = 0; - - for ( - $next = $ex; - $next !== null; - $next = $next->getPrevious() - ) { - $ex = $next; - - $stack = $ex->getTrace(); - $file = $ex->getFile(); - $line = $ex->getLine(); - - if ( $stackTrace !== null && count($stackTrace) > 0 ) { - $stack = array_slice( $stack, 0, count($stack)-count($stackTrace) + 1 ); - } - - if ( count($stack) > 0 && ( - !isset($stack[0]['file']) || - !isset($stack[0]['line']) || - $stack[0]['file'] !== $file || - $stack[0]['line'] !== $line - ) ) { - array_unshift( $stack, array( - 'file' => $file, - 'line' => $line - ) ); - } - - $stackTrace = ( $stackTrace !== null ) ? - array_merge( $stack, $stackTrace ) : - $stack ; - - if ( count($stackTrace) > 0 ) { - $stackTrace[0]['exception'] = $ex; - } - } - - $message = $ex->getMessage(); - $errFile = $ex->getFile(); - $errLine = $ex->getLine(); - - $code = $ex->getCode(); - - if ( method_exists($ex, 'getSeverity') ) { - $severity = $ex->getSeverity(); - - if ( $code === 0 && $severity !== 0 && $severity !== null ) { - $code = $severity; - } - } - } - - return array( $ex, $stackTrace, $code, $errFile, $errLine ); - } - - private function generateDumpHTML( $arrays, $request, $response, $server ) { - $arrToHtml = function( $name, $array, $css='' ) { - $max = 0; - - foreach ( $array as $e => $v ) { - $max = max( $max, strlen( $e ) ); - } - - $snippet = "

$name

"; - - foreach ( $array as $e => $v ) { - $e = str_pad( $e, $max, ' ', STR_PAD_RIGHT ); - - $e = htmlentities( $e ); - $v = ErrorHandler::identifyTypeHTML( $v, 3 ); - - $snippet .= "
$e
=>
$v
"; - } - - return "
$snippet
"; - }; - - $html = ''; - foreach ( $arrays as $key => $value ) { - if ( isset($value) && $value ) { - $html .= $arrToHtml( $key, $value ); - } else { - unset($arrays[$key]); - } - } - - return "
" . - $html . - $arrToHtml( 'request', $request, 'dump_request' ) . - $arrToHtml( 'response', $response, 'dump_response' ) . - $arrToHtml( 'server', $server, 'dump_server' ) . - "
"; - } - - private function generateFileLineSets( $srcErrFile, $srcErrLine, &$stackTrace ) { - $fileLineID = 1; - $srcErrID = "file-line-$fileLineID"; - $fileLineID++; - - - $lines = $this->getFileContents( $srcErrFile ); - $minSize = count( $lines ); - - $srcFileSet = new FileLinesSet( $srcErrFile, $srcErrID, $lines ); - - $seenFiles = array( $srcErrFile => $srcFileSet ); - - if ( $stackTrace ) { - foreach ( $stackTrace as $i => &$trace ) { - if ( $trace && isset($trace['file']) && isset($trace['line']) ) { - $file = $trace['file']; - $line = $trace['line']; - - if ( isset($seenFiles[$file]) ) { - $fileSet = $seenFiles[$file]; - } else { - $traceFileID = "file-line-$fileLineID"; - - $lines = $this->getFileContents( $file ); - $minSize = max( $minSize, count($lines) ); - $fileSet = new FileLinesSet( $file, $traceFileID, $lines ); - - $seenFiles[ $file ] = $fileSet; - - $fileLineID++; - } - - $trace['file-id'] = $fileSet->getHTMLID(); - } - } - } - - return array( array_values($seenFiles), $minSize ); - } - - /* - * Even if disabled, we still act like reporting is on, - * if it's turned on. - * - * We just don't do anything. - */ - private function setEnabled( $isOn ) { - $wasOn = $this->isOn; - $this->isOn = $isOn; - - global $_php_error_is_ini_enabled; - if ( $_php_error_is_ini_enabled ) { - /* - * Only turn off, if we're moving from on to off. - * - * This is so if it's turned off without turning on, - * we don't change anything. - */ - if ( !$isOn ) { - if ( $wasOn ) { - $this->runDisableErrors(); - } - /* - * Always turn it on, even if already on. - * - * This is incase it was messed up in some way - * by the user. - */ - } else if ( $isOn ) { - $this->runEnableErrors(); - } - } - } - - private function runDisableErrors() { - global $_php_error_is_ini_enabled; - - if ( $_php_error_is_ini_enabled ) { - error_reporting( $this->defaultErrorReportingOff ); - - @ini_restore( 'html_errors' ); - - if ( ErrorHandler::isIIS() ) { - @ini_restore( 'log_errors' ); - } - } - } - - /* - * Now the actual hooking into PHP's error reporting. - * - * We enable _ALL_ errors, and make them all exceptions. - * We also need to hook into the shutdown function so - * we can catch fatal and compile time errors. - */ - private function runEnableErrors() { - global $_php_error_is_ini_enabled; - - if ( $_php_error_is_ini_enabled ) { - $catchSurpressedErrors = &$this->catchSurpressedErrors; - $self = $this; - - // all errors \o/ ! - error_reporting( $this->defaultErrorReportingOn ); - @ini_set( 'html_errors', false ); - - if ( ErrorHandler::isIIS() ) { - @ini_set( 'log_errors', false ); - } - - set_error_handler( - function( $code, $message, $file, $line, $context ) use ( $self, &$catchSurpressedErrors ) { - /* - * DO NOT! log the error. - * - * Either it's thrown as an exception, and so logged by the exception handler, - * or we return false, and it's logged by PHP. - * - * Also DO NOT! throw an exception, instead report it. - * This is because if an operation raises both a user AND - * fatal error (such as require), then the exception is - * silently ignored. - */ - if ( $self->isOn() ) { - /* - * When using an @, the error reporting drops to 0. - */ - if ( error_reporting() !== 0 || $catchSurpressedErrors ) { - $ex = new \ErrorException( $message, $code, 0, $file, $line ); - - $self->reportException( $ex ); - } - } else { - return false; - } - }, - $this->defaultErrorReportingOn - ); - - set_exception_handler( function($ex) use ( $self ) { - if ( $self->isOn() ) { - $self->reportException( $ex ); - } else { - return false; - } - }); - - if ( ! $self->isShutdownRegistered ) { - if ( $self->catchClassNotFound ) { - $classException = &$self->classNotFoundException; - $autoloaderFuns = ErrorHandler::$SAFE_AUTOLOADER_FUNCTIONS; - - /* - * When this is called, the key point is that we don't error! - * - * Instead we record that an error has occurred, - * if we believe one has, and then let PHP error as normal. - * The stack trace we record is then used later. - * - * This is done for two reasons: - * - functions like 'class_exists' will run the autoloader, and we shouldn't error on them - * - on PHP 5.3.0, the class loader registered functions does *not* return closure objects, so we can't do anything clever. - * - * So we watch, but don't touch. - */ - spl_autoload_register( function($className) use ( $self, &$classException, &$autoloaderFuns ) { - if ( $self->isOn() ) { - $classException = null; - - // search the stack first, to check if we are running from 'class_exists' before we error - if ( defined('DEBUG_BACKTRACE_IGNORE_ARGS') ) { - $trace = debug_backtrace( DEBUG_BACKTRACE_IGNORE_ARGS ); - } else { - $trace = debug_backtrace(); - } - $error = true; - - foreach ( $trace as $row ) { - if ( isset($row['function']) ) { - $function = $row['function']; - - // they are just checking, so don't error - if ( in_array($function, $autoloaderFuns, true) ) { - $error = false; - break; - // not us, and not the autoloader, so error! - } else if ( - $function !== '__autoload' && - $function !== 'spl_autoload_call' && - strpos($function, 'php_error\\') === false - ) { - break; - } - } - } - - if ( $error ) { - $classException = new \ErrorException( "Class '$className' not found", E_ERROR, 0, __FILE__, __LINE__ ); - } - } - } ); - } - - $self->isShutdownRegistered = true; - } - } - } - - private function displayJSInjection() { - ?>applicationRoot; - $serverName = $this->serverName; - $backgroundText = $this->backgroundText; - $displayLineNumber = $this->displayLineNumber; - $saveUrl = $this->saveUrl; - $isSavingEnabled = $this->isSavingEnabled; - - /* - * When a query string is not provided, - * in some versions it's a blank string, - * whilst in others it's not set at all. - */ - if ( isset($_SERVER['QUERY_STRING']) ) { - $requestUrl = str_replace( $_SERVER['QUERY_STRING'], '', $_SERVER['REQUEST_URI'] ); - $requestUrlLen = strlen( $requestUrl ); - - // remove the '?' if it's there (I suspect it isn't always, but don't take my word for it!) - if ( $requestUrlLen > 0 && substr($requestUrl, $requestUrlLen-1) === '?' ) { - $requestUrl = substr( $requestUrl, 0, $requestUrlLen-1 ); - } - } else { - $requestUrl = $_SERVER['REQUEST_URI']; - } - - header_remove('Content-Transfer-Encoding'); - $this->displayHTML( - // pre, in the head - function() use( $message, $errFile, $errLine ) { - echo ""; - }, - - // the content - function() use ( - $requestUrl, - $backgroundText, $serverName, $applicationRoot, - $message, $errLine, $errFile, $errFileType, $stackTrace, - &$fileLinesSets, $numFileLines, - $displayLineNumber, - $dumpInfo, - $isSavingEnabled - ) { - if ( $backgroundText ) { ?> -
-
-
- - -

|

-

- AJAX PAUSED - - - - X - RETRY - -

-

-
-

- - save changes - -
- -
- -
-
- $fileLinesSet ) { - $id = $fileLinesSet->getHTMLID(); - $fileLines = $fileLinesSet->getLines(); - - ?>
getContent() ) ?>
htmlOnly && ErrorHandler::isNonPHPRequest()) { - @header( "Content-Type: text/html" ); - } - @header( ErrorHandler::PHP_ERROR_MAGIC_HEADER_KEY . ': ' . ErrorHandler::PHP_ERROR_MAGIC_HEADER_VALUE ); - - echo ''; - - if ( $head !== null ) { - $head(); - } - - echo ""; - - ?>
src = $src; - $this->id = $id; - $this->lines = $lines; - } - - public function getSrc() { - return $this->src; - } - - public function getHTMLID() { - return $this->id; - } - - public function getLines() { - return $this->lines; - } - - public function getContent() { - return implode( "\n", $this->lines ); - } - } - - /** - * jsmin.php - PHP implementation of Douglas Crockford's JSMin. - * - * This is pretty much a direct port of jsmin.c to PHP with just a few - * PHP-specific performance tweaks. Also, whereas jsmin.c reads from stdin and - * outputs to stdout, this library accepts a string as input and returns another - * string as output. - * - * PHP 5 or higher is required. - * - * Permission is hereby granted to use this version of the library under the - * same terms as jsmin.c, which has the following license: - * - * -- - * Copyright (c) 2002 Douglas Crockford (www.crockford.com) - * - * Permission is hereby granted, free of charge, to any person obtaining a copy of - * this software and associated documentation files (the "Software"), to deal in - * the Software without restriction, including without limitation the rights to - * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies - * of the Software, and to permit persons to whom the Software is furnished to do - * so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in all - * copies or substantial portions of the Software. - * - * The Software shall be used for Good, not Evil. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - * -- - * - * @package JSMin - * @author Ryan Grove - * @copyright 2002 Douglas Crockford (jsmin.c) - * @copyright 2008 Ryan Grove (PHP port) - * @copyright 2012 Adam Goforth (Updates) - * @license http://opensource.org/licenses/mit-license.php MIT License - * @version 1.1.2 (2012-05-01) - * @link https://github.com/rgrove/jsmin-php - */ - class JSMin - { - const ORD_LF = 10; - const ORD_SPACE = 32; - const ACTION_KEEP_A = 1; - const ACTION_DELETE_A = 2; - const ACTION_DELETE_A_B = 3; - - protected $a = ''; - protected $b = ''; - protected $input = ''; - protected $inputIndex = 0; - protected $inputLength = 0; - protected $lookAhead = null; - protected $output = ''; - - // -- Public Static Methods -------------------------------------------------- - - /** - * Minify Javascript - * - * @uses __construct() - * @uses min() - * @param string $js Javascript to be minified - * @return string - */ - public static function minify($js) { - $jsmin = new JSMin($js); - return $jsmin->min(); - } - - // -- Public Instance Methods ------------------------------------------------ - - /** - * Constructor - * - * @param string $input Javascript to be minified - */ - public function __construct($input) { - $this->input = str_replace("\r\n", "\n", $input); - $this->inputLength = strlen($this->input); - } - - // -- Protected Instance Methods --------------------------------------------- - - /** - * Action -- do something! What to do is determined by the $command argument. - * - * action treats a string as a single character. Wow! - * action recognizes a regular expression if it is preceded by ( or , or =. - * - * @uses next() - * @uses get() - * @throws JSMinException If parser errors are found: - * - Unterminated string literal - * - Unterminated regular expression set in regex literal - * - Unterminated regular expression literal - * @param int $command One of class constants: - * ACTION_KEEP_A Output A. Copy B to A. Get the next B. - * ACTION_DELETE_A Copy B to A. Get the next B. (Delete A). - * ACTION_DELETE_A_B Get the next B. (Delete B). - */ - protected function action($command) { - switch($command) { - case self::ACTION_KEEP_A: - $this->output .= $this->a; - - case self::ACTION_DELETE_A: - $this->a = $this->b; - - if ($this->a === "'" || $this->a === '"') { - for (;;) { - $this->output .= $this->a; - $this->a = $this->get(); - - if ($this->a === $this->b) { - break; - } - - if (ord($this->a) <= self::ORD_LF) { - throw new JSMinException('Unterminated string literal.'); - } - - if ($this->a === '\\') { - $this->output .= $this->a; - $this->a = $this->get(); - } - } - } - - case self::ACTION_DELETE_A_B: - $this->b = $this->next(); - - if ($this->b === '/' && ( - $this->a === '(' || $this->a === ',' || $this->a === '=' || - $this->a === ':' || $this->a === '[' || $this->a === '!' || - $this->a === '&' || $this->a === '|' || $this->a === '?' || - $this->a === '{' || $this->a === '}' || $this->a === ';' || - $this->a === "\n" )) { - - $this->output .= $this->a . $this->b; - - for (;;) { - $this->a = $this->get(); - - if ($this->a === '[') { - /* - inside a regex [...] set, which MAY contain a '/' itself. Example: mootools Form.Validator near line 460: - return Form.Validator.getValidator('IsEmpty').test(element) || (/^(?:[a-z0-9!#$%&'*+/=?^_`{|}~-]\.?){0,63}[a-z0-9!#$%&'*+/=?^_`{|}~-]@(?:(?:[a-z0-9](?:[a-z0-9-]{0,61}[a-z0-9])?\.)*[a-z0-9](?:[a-z0-9-]{0,61}[a-z0-9])?|\[(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\])$/i).test(element.get('value')); - */ - for (;;) { - $this->output .= $this->a; - $this->a = $this->get(); - - if ($this->a === ']') { - break; - } elseif ($this->a === '\\') { - $this->output .= $this->a; - $this->a = $this->get(); - } elseif (ord($this->a) <= self::ORD_LF) { - throw new JSMinException('Unterminated regular expression set in regex literal.'); - } - } - } elseif ($this->a === '/') { - break; - } elseif ($this->a === '\\') { - $this->output .= $this->a; - $this->a = $this->get(); - } elseif (ord($this->a) <= self::ORD_LF) { - throw new JSMinException('Unterminated regular expression literal.'); - } - - $this->output .= $this->a; - } - - $this->b = $this->next(); - } - } - } - - /** - * Get next char. Convert ctrl char to space. - * - * @return string|null - */ - protected function get() { - $c = $this->lookAhead; - $this->lookAhead = null; - - if ($c === null) { - if ($this->inputIndex < $this->inputLength) { - $c = substr($this->input, $this->inputIndex, 1); - $this->inputIndex += 1; - } else { - $c = null; - } - } - - if ($c === "\r") { - return "\n"; - } - - if ($c === null || $c === "\n" || ord($c) >= self::ORD_SPACE) { - return $c; - } - - return ' '; - } - - /** - * Is $c a letter, digit, underscore, dollar sign, or non-ASCII character. - * - * @return bool - */ - protected function isAlphaNum($c) { - return ord($c) > 126 || $c === '\\' || preg_match('/^[\w\$]$/', $c) === 1; - } - - /** - * Perform minification, return result - * - * @uses action() - * @uses isAlphaNum() - * @uses get() - * @uses peek() - * @return string - */ - protected function min() { - if (0 == strncmp($this->peek(), "\xef", 1)) { - $this->get(); - $this->get(); - $this->get(); - } - - $this->a = "\n"; - $this->action(self::ACTION_DELETE_A_B); - - while ($this->a !== null) { - switch ($this->a) { - case ' ': - if ($this->isAlphaNum($this->b)) { - $this->action(self::ACTION_KEEP_A); - } else { - $this->action(self::ACTION_DELETE_A); - } - break; - - case "\n": - switch ($this->b) { - case '{': - case '[': - case '(': - case '+': - case '-': - case '!': - case '~': - $this->action(self::ACTION_KEEP_A); - break; - - case ' ': - $this->action(self::ACTION_DELETE_A_B); - break; - - default: - if ($this->isAlphaNum($this->b)) { - $this->action(self::ACTION_KEEP_A); - } - else { - $this->action(self::ACTION_DELETE_A); - } - } - break; - - default: - switch ($this->b) { - case ' ': - if ($this->isAlphaNum($this->a)) { - $this->action(self::ACTION_KEEP_A); - break; - } - - $this->action(self::ACTION_DELETE_A_B); - break; - - case "\n": - switch ($this->a) { - case '}': - case ']': - case ')': - case '+': - case '-': - case '"': - case "'": - $this->action(self::ACTION_KEEP_A); - break; - - default: - if ($this->isAlphaNum($this->a)) { - $this->action(self::ACTION_KEEP_A); - } - else { - $this->action(self::ACTION_DELETE_A_B); - } - } - break; - - default: - $this->action(self::ACTION_KEEP_A); - break; - } - } - } - - return $this->output; - } - - /** - * Get the next character, skipping over comments. peek() is used to see - * if a '/' is followed by a '/' or '*'. - * - * @uses get() - * @uses peek() - * @throws JSMinException On unterminated comment. - * @return string - */ - protected function next() { - $c = $this->get(); - - if ($c === '/') { - switch($this->peek()) { - case '/': - for (;;) { - $c = $this->get(); - - if (ord($c) <= self::ORD_LF) { - return $c; - } - } - - case '*': - $this->get(); - - for (;;) { - switch($this->get()) { - case '*': - if ($this->peek() === '/') { - $this->get(); - return ' '; - } - break; - - case null: - throw new JSMinException('Unterminated comment.'); - } - } - - default: - return $c; - } - } - - return $c; - } - - /** - * Get next char. If is ctrl character, translate to a space or newline. - * - * @uses get() - * @return string|null - */ - protected function peek() { - $this->lookAhead = $this->get(); - return $this->lookAhead; - } - } - - // -- Exceptions --------------------------------------------------------------- - class JSMinException extends Exception {} - - if ( - $_php_error_is_ini_enabled && - $_php_error_global_handler === null && - @get_cfg_var('php_error.autorun') - ) { - reportErrors(); - } - }