diff options
Diffstat (limited to 'platform/www/inc/parser/handler.php')
-rw-r--r-- | platform/www/inc/parser/handler.php | 1157 |
1 files changed, 1157 insertions, 0 deletions
diff --git a/platform/www/inc/parser/handler.php b/platform/www/inc/parser/handler.php new file mode 100644 index 0000000..a360960 --- /dev/null +++ b/platform/www/inc/parser/handler.php @@ -0,0 +1,1157 @@ +<?php + +use dokuwiki\Extension\Event; +use dokuwiki\Extension\SyntaxPlugin; +use dokuwiki\Parsing\Handler\Block; +use dokuwiki\Parsing\Handler\CallWriter; +use dokuwiki\Parsing\Handler\CallWriterInterface; +use dokuwiki\Parsing\Handler\Lists; +use dokuwiki\Parsing\Handler\Nest; +use dokuwiki\Parsing\Handler\Preformatted; +use dokuwiki\Parsing\Handler\Quote; +use dokuwiki\Parsing\Handler\Table; + +/** + * Class Doku_Handler + */ +class Doku_Handler { + /** @var CallWriterInterface */ + protected $callWriter = null; + + /** @var array The current CallWriter will write directly to this list of calls, Parser reads it */ + public $calls = array(); + + /** @var array internal status holders for some modes */ + protected $status = array( + 'section' => false, + 'doublequote' => 0, + ); + + /** @var bool should blocks be rewritten? FIXME seems to always be true */ + protected $rewriteBlocks = true; + + /** + * Doku_Handler constructor. + */ + public function __construct() { + $this->callWriter = new CallWriter($this); + } + + /** + * Add a new call by passing it to the current CallWriter + * + * @param string $handler handler method name (see mode handlers below) + * @param mixed $args arguments for this call + * @param int $pos byte position in the original source file + */ + public function addCall($handler, $args, $pos) { + $call = array($handler,$args, $pos); + $this->callWriter->writeCall($call); + } + + /** + * Accessor for the current CallWriter + * + * @return CallWriterInterface + */ + public function getCallWriter() { + return $this->callWriter; + } + + /** + * Set a new CallWriter + * + * @param CallWriterInterface $callWriter + */ + public function setCallWriter($callWriter) { + $this->callWriter = $callWriter; + } + + /** + * Return the current internal status of the given name + * + * @param string $status + * @return mixed|null + */ + public function getStatus($status) { + if (!isset($this->status[$status])) return null; + return $this->status[$status]; + } + + /** + * Set a new internal status + * + * @param string $status + * @param mixed $value + */ + public function setStatus($status, $value) { + $this->status[$status] = $value; + } + + /** @deprecated 2019-10-31 use addCall() instead */ + public function _addCall($handler, $args, $pos) { + dbg_deprecated('addCall'); + $this->addCall($handler, $args, $pos); + } + + /** + * Similar to addCall, but adds a plugin call + * + * @param string $plugin name of the plugin + * @param mixed $args arguments for this call + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @param string $match matched syntax + */ + public function addPluginCall($plugin, $args, $state, $pos, $match) { + $call = array('plugin',array($plugin, $args, $state, $match), $pos); + $this->callWriter->writeCall($call); + } + + /** + * Finishes handling + * + * Called from the parser. Calls finalise() on the call writer, closes open + * sections, rewrites blocks and adds document_start and document_end calls. + * + * @triggers PARSER_HANDLER_DONE + */ + public function finalize(){ + $this->callWriter->finalise(); + + if ( $this->status['section'] ) { + $last_call = end($this->calls); + array_push($this->calls,array('section_close',array(), $last_call[2])); + } + + if ( $this->rewriteBlocks ) { + $B = new Block(); + $this->calls = $B->process($this->calls); + } + + Event::createAndTrigger('PARSER_HANDLER_DONE',$this); + + array_unshift($this->calls,array('document_start',array(),0)); + $last_call = end($this->calls); + array_push($this->calls,array('document_end',array(),$last_call[2])); + } + + /** + * fetch the current call and advance the pointer to the next one + * + * @fixme seems to be unused? + * @return bool|mixed + */ + public function fetch() { + $call = current($this->calls); + if($call !== false) { + next($this->calls); //advance the pointer + return $call; + } + return false; + } + + + /** + * Internal function for parsing highlight options. + * $options is parsed for key value pairs separated by commas. + * A value might also be missing in which case the value will simple + * be set to true. Commas in strings are ignored, e.g. option="4,56" + * will work as expected and will only create one entry. + * + * @param string $options space separated list of key-value pairs, + * e.g. option1=123, option2="456" + * @return array|null Array of key-value pairs $array['key'] = 'value'; + * or null if no entries found + */ + protected function parse_highlight_options($options) { + $result = array(); + preg_match_all('/(\w+(?:="[^"]*"))|(\w+(?:=[^\s]*))|(\w+[^=\s\]])(?:\s*)/', $options, $matches, PREG_SET_ORDER); + foreach ($matches as $match) { + $equal_sign = strpos($match [0], '='); + if ($equal_sign === false) { + $key = trim($match[0]); + $result [$key] = 1; + } else { + $key = substr($match[0], 0, $equal_sign); + $value = substr($match[0], $equal_sign+1); + $value = trim($value, '"'); + if (strlen($value) > 0) { + $result [$key] = $value; + } else { + $result [$key] = 1; + } + } + } + + // Check for supported options + $result = array_intersect_key( + $result, + array_flip(array( + 'enable_line_numbers', + 'start_line_numbers_at', + 'highlight_lines_extra', + 'enable_keyword_links') + ) + ); + + // Sanitize values + if(isset($result['enable_line_numbers'])) { + if($result['enable_line_numbers'] === 'false') { + $result['enable_line_numbers'] = false; + } + $result['enable_line_numbers'] = (bool) $result['enable_line_numbers']; + } + if(isset($result['highlight_lines_extra'])) { + $result['highlight_lines_extra'] = array_map('intval', explode(',', $result['highlight_lines_extra'])); + $result['highlight_lines_extra'] = array_filter($result['highlight_lines_extra']); + $result['highlight_lines_extra'] = array_unique($result['highlight_lines_extra']); + } + if(isset($result['start_line_numbers_at'])) { + $result['start_line_numbers_at'] = (int) $result['start_line_numbers_at']; + } + if(isset($result['enable_keyword_links'])) { + if($result['enable_keyword_links'] === 'false') { + $result['enable_keyword_links'] = false; + } + $result['enable_keyword_links'] = (bool) $result['enable_keyword_links']; + } + if (count($result) == 0) { + return null; + } + + return $result; + } + + /** + * Simplifies handling for the formatting tags which all behave the same + * + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @param string $name actual mode name + */ + protected function nestingTag($match, $state, $pos, $name) { + switch ( $state ) { + case DOKU_LEXER_ENTER: + $this->addCall($name.'_open', array(), $pos); + break; + case DOKU_LEXER_EXIT: + $this->addCall($name.'_close', array(), $pos); + break; + case DOKU_LEXER_UNMATCHED: + $this->addCall('cdata', array($match), $pos); + break; + } + } + + + /** + * The following methods define the handlers for the different Syntax modes + * + * The handlers are called from dokuwiki\Parsing\Lexer\Lexer\invokeParser() + * + * @todo it might make sense to move these into their own class or merge them with the + * ParserMode classes some time. + */ + // region mode handlers + + /** + * Special plugin handler + * + * This handler is called for all modes starting with 'plugin_'. + * An additional parameter with the plugin name is passed. The plugin's handle() + * method is called here + * + * @author Andreas Gohr <andi@splitbrain.org> + * + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @param string $pluginname name of the plugin + * @return bool mode handled? + */ + public function plugin($match, $state, $pos, $pluginname){ + $data = array($match); + /** @var SyntaxPlugin $plugin */ + $plugin = plugin_load('syntax',$pluginname); + if($plugin != null){ + $data = $plugin->handle($match, $state, $pos, $this); + } + if ($data !== false) { + $this->addPluginCall($pluginname,$data,$state,$pos,$match); + } + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function base($match, $state, $pos) { + switch ( $state ) { + case DOKU_LEXER_UNMATCHED: + $this->addCall('cdata', array($match), $pos); + return true; + break; + } + return false; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function header($match, $state, $pos) { + // get level and title + $title = trim($match); + $level = 7 - strspn($title,'='); + if($level < 1) $level = 1; + $title = trim($title,'='); + $title = trim($title); + + if ($this->status['section']) $this->addCall('section_close', array(), $pos); + + $this->addCall('header', array($title, $level, $pos), $pos); + + $this->addCall('section_open', array($level), $pos); + $this->status['section'] = true; + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function notoc($match, $state, $pos) { + $this->addCall('notoc', array(), $pos); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function nocache($match, $state, $pos) { + $this->addCall('nocache', array(), $pos); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function linebreak($match, $state, $pos) { + $this->addCall('linebreak', array(), $pos); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function eol($match, $state, $pos) { + $this->addCall('eol', array(), $pos); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function hr($match, $state, $pos) { + $this->addCall('hr', array(), $pos); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function strong($match, $state, $pos) { + $this->nestingTag($match, $state, $pos, 'strong'); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function emphasis($match, $state, $pos) { + $this->nestingTag($match, $state, $pos, 'emphasis'); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function underline($match, $state, $pos) { + $this->nestingTag($match, $state, $pos, 'underline'); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function monospace($match, $state, $pos) { + $this->nestingTag($match, $state, $pos, 'monospace'); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function subscript($match, $state, $pos) { + $this->nestingTag($match, $state, $pos, 'subscript'); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function superscript($match, $state, $pos) { + $this->nestingTag($match, $state, $pos, 'superscript'); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function deleted($match, $state, $pos) { + $this->nestingTag($match, $state, $pos, 'deleted'); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function footnote($match, $state, $pos) { + if (!isset($this->_footnote)) $this->_footnote = false; + + switch ( $state ) { + case DOKU_LEXER_ENTER: + // footnotes can not be nested - however due to limitations in lexer it can't be prevented + // we will still enter a new footnote mode, we just do nothing + if ($this->_footnote) { + $this->addCall('cdata', array($match), $pos); + break; + } + $this->_footnote = true; + + $this->callWriter = new Nest($this->callWriter, 'footnote_close'); + $this->addCall('footnote_open', array(), $pos); + break; + case DOKU_LEXER_EXIT: + // check whether we have already exitted the footnote mode, can happen if the modes were nested + if (!$this->_footnote) { + $this->addCall('cdata', array($match), $pos); + break; + } + + $this->_footnote = false; + $this->addCall('footnote_close', array(), $pos); + + /** @var Nest $reWriter */ + $reWriter = $this->callWriter; + $this->callWriter = $reWriter->process(); + break; + case DOKU_LEXER_UNMATCHED: + $this->addCall('cdata', array($match), $pos); + break; + } + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function listblock($match, $state, $pos) { + switch ( $state ) { + case DOKU_LEXER_ENTER: + $this->callWriter = new Lists($this->callWriter); + $this->addCall('list_open', array($match), $pos); + break; + case DOKU_LEXER_EXIT: + $this->addCall('list_close', array(), $pos); + /** @var Lists $reWriter */ + $reWriter = $this->callWriter; + $this->callWriter = $reWriter->process(); + break; + case DOKU_LEXER_MATCHED: + $this->addCall('list_item', array($match), $pos); + break; + case DOKU_LEXER_UNMATCHED: + $this->addCall('cdata', array($match), $pos); + break; + } + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function unformatted($match, $state, $pos) { + if ( $state == DOKU_LEXER_UNMATCHED ) { + $this->addCall('unformatted', array($match), $pos); + } + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function php($match, $state, $pos) { + if ( $state == DOKU_LEXER_UNMATCHED ) { + $this->addCall('php', array($match), $pos); + } + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function phpblock($match, $state, $pos) { + if ( $state == DOKU_LEXER_UNMATCHED ) { + $this->addCall('phpblock', array($match), $pos); + } + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function html($match, $state, $pos) { + if ( $state == DOKU_LEXER_UNMATCHED ) { + $this->addCall('html', array($match), $pos); + } + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function htmlblock($match, $state, $pos) { + if ( $state == DOKU_LEXER_UNMATCHED ) { + $this->addCall('htmlblock', array($match), $pos); + } + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function preformatted($match, $state, $pos) { + switch ( $state ) { + case DOKU_LEXER_ENTER: + $this->callWriter = new Preformatted($this->callWriter); + $this->addCall('preformatted_start', array(), $pos); + break; + case DOKU_LEXER_EXIT: + $this->addCall('preformatted_end', array(), $pos); + /** @var Preformatted $reWriter */ + $reWriter = $this->callWriter; + $this->callWriter = $reWriter->process(); + break; + case DOKU_LEXER_MATCHED: + $this->addCall('preformatted_newline', array(), $pos); + break; + case DOKU_LEXER_UNMATCHED: + $this->addCall('preformatted_content', array($match), $pos); + break; + } + + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function quote($match, $state, $pos) { + + switch ( $state ) { + + case DOKU_LEXER_ENTER: + $this->callWriter = new Quote($this->callWriter); + $this->addCall('quote_start', array($match), $pos); + break; + + case DOKU_LEXER_EXIT: + $this->addCall('quote_end', array(), $pos); + /** @var Lists $reWriter */ + $reWriter = $this->callWriter; + $this->callWriter = $reWriter->process(); + break; + + case DOKU_LEXER_MATCHED: + $this->addCall('quote_newline', array($match), $pos); + break; + + case DOKU_LEXER_UNMATCHED: + $this->addCall('cdata', array($match), $pos); + break; + + } + + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function file($match, $state, $pos) { + return $this->code($match, $state, $pos, 'file'); + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @param string $type either 'code' or 'file' + * @return bool mode handled? + */ + public function code($match, $state, $pos, $type='code') { + if ( $state == DOKU_LEXER_UNMATCHED ) { + $matches = explode('>',$match,2); + // Cut out variable options enclosed in [] + preg_match('/\[.*\]/', $matches[0], $options); + if (!empty($options[0])) { + $matches[0] = str_replace($options[0], '', $matches[0]); + } + $param = preg_split('/\s+/', $matches[0], 2, PREG_SPLIT_NO_EMPTY); + while(count($param) < 2) array_push($param, null); + // We shortcut html here. + if ($param[0] == 'html') $param[0] = 'html4strict'; + if ($param[0] == '-') $param[0] = null; + array_unshift($param, $matches[1]); + if (!empty($options[0])) { + $param [] = $this->parse_highlight_options ($options[0]); + } + $this->addCall($type, $param, $pos); + } + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function acronym($match, $state, $pos) { + $this->addCall('acronym', array($match), $pos); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function smiley($match, $state, $pos) { + $this->addCall('smiley', array($match), $pos); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function wordblock($match, $state, $pos) { + $this->addCall('wordblock', array($match), $pos); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function entity($match, $state, $pos) { + $this->addCall('entity', array($match), $pos); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function multiplyentity($match, $state, $pos) { + preg_match_all('/\d+/',$match,$matches); + $this->addCall('multiplyentity', array($matches[0][0], $matches[0][1]), $pos); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function singlequoteopening($match, $state, $pos) { + $this->addCall('singlequoteopening', array(), $pos); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function singlequoteclosing($match, $state, $pos) { + $this->addCall('singlequoteclosing', array(), $pos); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function apostrophe($match, $state, $pos) { + $this->addCall('apostrophe', array(), $pos); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function doublequoteopening($match, $state, $pos) { + $this->addCall('doublequoteopening', array(), $pos); + $this->status['doublequote']++; + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function doublequoteclosing($match, $state, $pos) { + if ($this->status['doublequote'] <= 0) { + $this->doublequoteopening($match, $state, $pos); + } else { + $this->addCall('doublequoteclosing', array(), $pos); + $this->status['doublequote'] = max(0, --$this->status['doublequote']); + } + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function camelcaselink($match, $state, $pos) { + $this->addCall('camelcaselink', array($match), $pos); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function internallink($match, $state, $pos) { + // Strip the opening and closing markup + $link = preg_replace(array('/^\[\[/','/\]\]$/u'),'',$match); + + // Split title from URL + $link = explode('|',$link,2); + if ( !isset($link[1]) ) { + $link[1] = null; + } else if ( preg_match('/^\{\{[^\}]+\}\}$/',$link[1]) ) { + // If the title is an image, convert it to an array containing the image details + $link[1] = Doku_Handler_Parse_Media($link[1]); + } + $link[0] = trim($link[0]); + + //decide which kind of link it is + + if ( link_isinterwiki($link[0]) ) { + // Interwiki + $interwiki = explode('>',$link[0],2); + $this->addCall( + 'interwikilink', + array($link[0],$link[1],strtolower($interwiki[0]),$interwiki[1]), + $pos + ); + }elseif ( preg_match('/^\\\\\\\\[^\\\\]+?\\\\/u',$link[0]) ) { + // Windows Share + $this->addCall( + 'windowssharelink', + array($link[0],$link[1]), + $pos + ); + }elseif ( preg_match('#^([a-z0-9\-\.+]+?)://#i',$link[0]) ) { + // external link (accepts all protocols) + $this->addCall( + 'externallink', + array($link[0],$link[1]), + $pos + ); + }elseif ( preg_match('<'.PREG_PATTERN_VALID_EMAIL.'>',$link[0]) ) { + // E-Mail (pattern above is defined in inc/mail.php) + $this->addCall( + 'emaillink', + array($link[0],$link[1]), + $pos + ); + }elseif ( preg_match('!^#.+!',$link[0]) ){ + // local link + $this->addCall( + 'locallink', + array(substr($link[0],1),$link[1]), + $pos + ); + }else{ + // internal link + $this->addCall( + 'internallink', + array($link[0],$link[1]), + $pos + ); + } + + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function filelink($match, $state, $pos) { + $this->addCall('filelink', array($match, null), $pos); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function windowssharelink($match, $state, $pos) { + $this->addCall('windowssharelink', array($match, null), $pos); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function media($match, $state, $pos) { + $p = Doku_Handler_Parse_Media($match); + + $this->addCall( + $p['type'], + array($p['src'], $p['title'], $p['align'], $p['width'], + $p['height'], $p['cache'], $p['linking']), + $pos + ); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function rss($match, $state, $pos) { + $link = preg_replace(array('/^\{\{rss>/','/\}\}$/'),'',$match); + + // get params + list($link,$params) = explode(' ',$link,2); + + $p = array(); + if(preg_match('/\b(\d+)\b/',$params,$match)){ + $p['max'] = $match[1]; + }else{ + $p['max'] = 8; + } + $p['reverse'] = (preg_match('/rev/',$params)); + $p['author'] = (preg_match('/\b(by|author)/',$params)); + $p['date'] = (preg_match('/\b(date)/',$params)); + $p['details'] = (preg_match('/\b(desc|detail)/',$params)); + $p['nosort'] = (preg_match('/\b(nosort)\b/',$params)); + + if (preg_match('/\b(\d+)([dhm])\b/',$params,$match)) { + $period = array('d' => 86400, 'h' => 3600, 'm' => 60); + $p['refresh'] = max(600,$match[1]*$period[$match[2]]); // n * period in seconds, minimum 10 minutes + } else { + $p['refresh'] = 14400; // default to 4 hours + } + + $this->addCall('rss', array($link, $p), $pos); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function externallink($match, $state, $pos) { + $url = $match; + $title = null; + + // add protocol on simple short URLs + if(substr($url,0,3) == 'ftp' && (substr($url,0,6) != 'ftp://')){ + $title = $url; + $url = 'ftp://'.$url; + } + if(substr($url,0,3) == 'www' && (substr($url,0,7) != 'http://')){ + $title = $url; + $url = 'http://'.$url; + } + + $this->addCall('externallink', array($url, $title), $pos); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function emaillink($match, $state, $pos) { + $email = preg_replace(array('/^</','/>$/'),'',$match); + $this->addCall('emaillink', array($email, null), $pos); + return true; + } + + /** + * @param string $match matched syntax + * @param int $state a LEXER_STATE_* constant + * @param int $pos byte position in the original source file + * @return bool mode handled? + */ + public function table($match, $state, $pos) { + switch ( $state ) { + + case DOKU_LEXER_ENTER: + + $this->callWriter = new Table($this->callWriter); + + $this->addCall('table_start', array($pos + 1), $pos); + if ( trim($match) == '^' ) { + $this->addCall('tableheader', array(), $pos); + } else { + $this->addCall('tablecell', array(), $pos); + } + break; + + case DOKU_LEXER_EXIT: + $this->addCall('table_end', array($pos), $pos); + /** @var Table $reWriter */ + $reWriter = $this->callWriter; + $this->callWriter = $reWriter->process(); + break; + + case DOKU_LEXER_UNMATCHED: + if ( trim($match) != '' ) { + $this->addCall('cdata', array($match), $pos); + } + break; + + case DOKU_LEXER_MATCHED: + if ( $match == ' ' ){ + $this->addCall('cdata', array($match), $pos); + } else if ( preg_match('/:::/',$match) ) { + $this->addCall('rowspan', array($match), $pos); + } else if ( preg_match('/\t+/',$match) ) { + $this->addCall('table_align', array($match), $pos); + } else if ( preg_match('/ {2,}/',$match) ) { + $this->addCall('table_align', array($match), $pos); + } else if ( $match == "\n|" ) { + $this->addCall('table_row', array(), $pos); + $this->addCall('tablecell', array(), $pos); + } else if ( $match == "\n^" ) { + $this->addCall('table_row', array(), $pos); + $this->addCall('tableheader', array(), $pos); + } else if ( $match == '|' ) { + $this->addCall('tablecell', array(), $pos); + } else if ( $match == '^' ) { + $this->addCall('tableheader', array(), $pos); + } + break; + } + return true; + } + + // endregion modes +} + +//------------------------------------------------------------------------ +function Doku_Handler_Parse_Media($match) { + + // Strip the opening and closing markup + $link = preg_replace(array('/^\{\{/','/\}\}$/u'),'',$match); + + // Split title from URL + $link = explode('|',$link,2); + + // Check alignment + $ralign = (bool)preg_match('/^ /',$link[0]); + $lalign = (bool)preg_match('/ $/',$link[0]); + + // Logic = what's that ;)... + if ( $lalign & $ralign ) { + $align = 'center'; + } else if ( $ralign ) { + $align = 'right'; + } else if ( $lalign ) { + $align = 'left'; + } else { + $align = null; + } + + // The title... + if ( !isset($link[1]) ) { + $link[1] = null; + } + + //remove aligning spaces + $link[0] = trim($link[0]); + + //split into src and parameters (using the very last questionmark) + $pos = strrpos($link[0], '?'); + if($pos !== false){ + $src = substr($link[0],0,$pos); + $param = substr($link[0],$pos+1); + }else{ + $src = $link[0]; + $param = ''; + } + + //parse width and height + if(preg_match('#(\d+)(x(\d+))?#i',$param,$size)){ + !empty($size[1]) ? $w = $size[1] : $w = null; + !empty($size[3]) ? $h = $size[3] : $h = null; + } else { + $w = null; + $h = null; + } + + //get linking command + if(preg_match('/nolink/i',$param)){ + $linking = 'nolink'; + }else if(preg_match('/direct/i',$param)){ + $linking = 'direct'; + }else if(preg_match('/linkonly/i',$param)){ + $linking = 'linkonly'; + }else{ + $linking = 'details'; + } + + //get caching command + if (preg_match('/(nocache|recache)/i',$param,$cachemode)){ + $cache = $cachemode[1]; + }else{ + $cache = 'cache'; + } + + // Check whether this is a local or remote image or interwiki + if (media_isexternal($src) || link_isinterwiki($src)){ + $call = 'externalmedia'; + } else { + $call = 'internalmedia'; + } + + $params = array( + 'type'=>$call, + 'src'=>$src, + 'title'=>$link[1], + 'align'=>$align, + 'width'=>$w, + 'height'=>$h, + 'cache'=>$cache, + 'linking'=>$linking, + ); + + return $params; +} + |