コード例 #1
0
/**
 * function clean_for_eval()
 * This function cleans the generated code so that it can be safely evaluated as PHP
 * @param  string $parsed_template - this is the code which was generated by interpreting the aiml
 * @param  int $count -  this function is called twice (once by itself) this value is the number of times it has run
 * @return string $parsed_template (after the clean)
**/
function clean_for_eval($parsed_template, $count = 0)
{
    runDebug(__FILE__, __FUNCTION__, __LINE__, "Cleaning the generated code for evaluating (running " . ($count + 1) . " time)", 4);
    $new_parsed_template = "";
    $end = "\r\n\r\n\$botsay = \$tmp_botsay;\r\n";
    if ($count == 0) {
        $parsed_template = foreignchar_replace('encode', $parsed_template);
        $parsed_template = entity_replace("encode", $parsed_template);
    }
    $parsed_template = $parsed_template . "';\r\n";
    $parsed_template = "\r\n\$tmp_botsay = \"\";\r\n" . $parsed_template . "';\r\n";
    $parsed_template = preg_replace("/\r\n\\'.call_user_func/", '$tmp_botsay .= call_user_func', $parsed_template);
    $parsed_template = preg_replace("/\r\n(\\s|\\s+)?\\'.call_user_func/", '$tmp_botsay .= call_user_func', $parsed_template);
    $parsed_template = preg_replace('/\\s\\s+/', ' ', $parsed_template);
    $parsed_template = str_replace("';';", "';", $parsed_template);
    $parsed_template = str_replace(";';", "';", $parsed_template);
    $parsed_template = str_replace(";", ";\r\n", $parsed_template);
    $parsed_template = str_replace("]';", "];", $parsed_template);
    $parsed_template = str_replace("close_bracket. '.", 'close_bracket.', $parsed_template);
    $parsed_template = str_replace("','  '.", "',", $parsed_template);
    $parsed_template = str_replace("',' '.", "',", $parsed_template);
    $parsed_template = str_replace(".''close_bracket", "close_bracket", $parsed_template);
    $parsed_template = str_replace("close_bracket.''", "close_bracket", $parsed_template);
    $parsed_template = str_replace("close_bracket. 'close_bracket", "close_bracketclose_bracket", $parsed_template);
    $parsed_template = str_replace(".' 'close_bracket", "close_bracket", $parsed_template);
    $parsed_template = str_replace(".' .", ".", $parsed_template);
    $parsed_template = str_replace("\r\n.", "\$tmp_botsay .= ", $parsed_template);
    $parsed_template = str_replace("\r\n';", "\r\n", $parsed_template);
    $parsed_template = str_replace("\r\n ';", "\r\n", $parsed_template);
    $parsed_template = str_replace(">. call", ">'. call", $parsed_template);
    $parsed_template = str_replace("> . call", ">' . call", $parsed_template);
    $parsed_template = str_replace("close_bracket.';", "close_bracket;", $parsed_template);
    $parsed_template = str_replace("''.", "", $parsed_template);
    $parsed_template = str_replace("\r\n'.call", "\$tmp_botsay .= call", $parsed_template);
    $parsed_template = str_replace("\r\n  '.call", "\$tmp_botsay .= call", $parsed_template);
    $parsed_template = str_replace("\r\n '.call", "\$tmp_botsay .= call", $parsed_template);
    $parsed_template = str_replace("\$condition = \"\"", "\r\n\$condition=\"\"", $parsed_template);
    $parsed_template = str_replace("\"\";\$tmp_botsay", "\"\";\r\n\$tmp_botsay", $parsed_template);
    $parsed_template = str_replace("\$tmp_botsay", "\r\n\$tmp_botsay", $parsed_template);
    $parsed_template = str_replace("close_bracket.' ;", "close_bracket;", $parsed_template);
    $parsed_template = str_replace('$tmp_botsay .= \' if', 'if', $parsed_template);
    $parsed_template = str_replace(".'. \r\n", ".'. ';\r\n", $parsed_template);
    $parsed_template = str_replace("close_bracket.' \r\n", "close_bracket; ", $parsed_template);
    $parsed_template = str_replace("close_bracket';", "close_bracket;", $parsed_template);
    $parsed_template = str_replace("close_bracket.\\\"';", "close_bracket.'\\\"';", $parsed_template);
    //TODO BE CAREFULL this might break things ... needed for learn.aiml
    $parsed_template = str_replace("close_bracket.'close_bracket;", "close_bracket close_bracket;", $parsed_template);
    $linebyline = explode("\r\n", $parsed_template);
    foreach ($linebyline as $index => $value) {
        if (trim($value) == "\$tmp_botsay .= ' ;" || trim($value) == "\$botsay =" || trim($value) == "\$tmp_botsay;" || trim($value) == "\$tmp_botsay .= '" || trim($value) == "';" || trim($value) == ";" || trim($value) == '$tmp_botsay=\' ;' || trim($value) == '$tmp_botsay=\'') {
        } else {
            runDebug(__FILE__, __FUNCTION__, __LINE__, "Balancing open/close brackets", 4);
            $bracketed_value = best_guess_bracket_clean($value);
            $new_parsed_template .= $bracketed_value . "\r\n";
        }
    }
    $parsed_template = str_replace('~apos~', "\\'", $new_parsed_template);
    $parsed_template = str_replace("tmp_botsay=' \$tmp_botsay .= call", "tmp_botsay .= call", $parsed_template);
    $parsed_template = str_replace("tmp_botsay=' \$tmp_botsay .= ", "tmp_botsay .= '", $parsed_template);
    $parsed_template = str_replace("\r\n').' '.call", "\r\n\$tmp_botsay .= call", $parsed_template);
    $parsed_template .= $end;
    if ($count == 0) {
        $count++;
        runDebug(__FILE__, __FUNCTION__, __LINE__, "Re-Clean just in case", 4);
        $parsed_template = clean_for_eval($parsed_template, $count);
    } else {
        $parsed_template = replace_conflicting_htmltags($parsed_template);
        $parsed_template = entity_replace("decode", $parsed_template);
        $parsed_template = foreignchar_replace('decode', $parsed_template);
    }
    $parsed_template = clean_smilies($parsed_template);
    $parsed_template = preg_replace('/\\s\\s+/', ' ', $parsed_template);
    return $parsed_template;
}
コード例 #2
0
/**
 * function aiml_to_phpfunctions()
 * This function performs a big find and replace on the aiml to convert it to php code
 * @param  array $convoArr - the existing conversation array
 * @return array $convoArr
**/
function aiml_to_phpfunctions($convoArr)
{
    //TODO do we need this still?
    global $botsay, $srai_iterations, $error_response;
    //TODO read from bot vars
    runDebug(__FILE__, __FUNCTION__, __LINE__, "Converting the AIML to PHP code", 4);
    //extra debug info
    $msg = "";
    $useStoredPHP = $convoArr['conversation']['use_aiml_code'];
    $uac = $convoArr['conversation']['update_aiml_code'];
    #$uac = 0;
    if ($convoArr['aiml']['aiml_to_php'] == "") {
        $msg .= " php code does not exist,";
    } else {
        $msg .= " php code exists,";
    }
    if ($useStoredPHP == 1) {
        $msg .= " Use stored php code is set to YES({$useStoredPHP})";
    } else {
        $msg .= " Use stored php code is set to NO({$useStoredPHP})";
    }
    if ($uac == 1) {
        $msg .= " update aiml to php is set to YES({$uac})";
    } else {
        $msg .= " update aiml to php is set to NO({$uac})";
    }
    //THIS MAY already have the code contained in the db in which case we can skip all of this
    //UNLESS - update_aiml_code is set to 1 this means we want to re-write it each time
    if ($convoArr['aiml']['aiml_to_php'] != "" and $uac == 0 and $useStoredPHP == 1) {
        runDebug(__FILE__, __FUNCTION__, __LINE__, "Using existing AIML to PHP code - {$msg}", 2);
        $parsed_template = get_convo_var($convoArr, 'aiml', 'aiml_to_php');
    } else {
        runDebug(__FILE__, __FUNCTION__, __LINE__, "Generating new AIML to PHP code - {$msg}", 2);
        //load the existing aiml template
        $template = get_convo_var($convoArr, 'aiml', 'template');
        //make stars, apostrophes and encode foriegn chars just to make everything safe before the big replace
        $template = str_replace("*", "\\*", $template);
        $template = str_replace("'", '~apos~', $template);
        $template = foreignchar_replace('encode', $template);
        $template = entity_replace('encode', $template);
        $i = 0;
        //to do this is in the add custom tags thing
        //start the find and replace
        $template = preg_replace('#<bot name="([^"]*)"/>#ie', "\$convoArr['bot_properties']['\$1']", $template);
        runDebug(__FILE__, __FUNCTION__, __LINE__, "Made initial bot property replacements", 4);
        $find[$i] = '#</say>#i';
        $replace[$i] = '\';';
        $i++;
        $find[$i] = '#<template>(\\s)*?</template>#i';
        $replace[$i] = '';
        $i++;
        $find[$i] = '#<template/>#i';
        $replace[$i] = '';
        $i++;
        $find[$i] = '#<say>#i';
        $replace[$i] = '$tmp_botsay .= \'';
        $i++;
        $find[$i] = '#<bot name="([^"]*)"/>#i';
        $replace[$i] = '\'.call_user_func(\'get_convo_var\',$convoArr,\'bot_properties\',\'$1\').\'';
        $i++;
        $find[$i] = '#<date format="([^"]*)"/>#i';
        $replace[$i] = '\'.call_user_func(\'get_formatted_date\',\'$1\').\'';
        $i++;
        $find[$i] = '#<bigthink></bigthink>#i';
        $replace[$i] = '; $tmp_botsay = ""; ';
        $i++;
        $find[$i] = '#<pushstack>(.*)([^<]*)</pushstack>#';
        $replace[$i] = '\'.call_user_func(\'push_stack\',$convoArr,\'$1\').\'';
        $i++;
        $find[$i] = '#PUSH\\s?<([^>]*)>#';
        $replace[$i] = '\'.call_user_func(\'push_stack\',$convoArr,\'<$1>\').\'';
        $i++;
        $find[$i] = '#POP\\s?<([^>]*)>#';
        $replace[$i] = '\'.call_user_func(\'pop_stack\',$convoArr).\'';
        $i++;
        $find[$i] = '#<popstack></popstack>#';
        $replace[$i] = '\'.call_user_func(\'pop_stack\',$convoArr).\'';
        $i++;
        $find[$i] = '#<personf/>#i';
        $replace[$i] = '\'.call_user_func(\'url_encode_star\',$convoArr).\'';
        $i++;
        $find[$i] = '#<topic name=\\"(A-Z0-9)\\">#i';
        $replace[$i] = '\'.call_user_func(\'set_topicname\',$convoArr,\'$1\').\'';
        $i++;
        $find[$i] = '#<star index="([^"]*?)"/>#i';
        $replace[$i] = '\'.call_user_func(\'get_convo_var\',$convoArr,\'star\',\'\',\'$1\').\'';
        $i++;
        $find[$i] = '#<that index="(.*?),(.*?)"/>#i';
        $replace[$i] = '\'.call_user_func(\'get_convo_var\',$convoArr,\'that\',\'\',\'$1\',\'$2\').\'';
        $i++;
        $find[$i] = '#<input index="([^"]*)"/>#i';
        $replace[$i] = '\'.call_user_func(\'get_convo_var\',$convoArr,\'input\',\'\',\'$1\').\'';
        $i++;
        $find[$i] = '#<thatstar index="([^"]*)"/>#i';
        $replace[$i] = '\'.call_user_func(\'get_convo_var\',$convoArr,\'that_star\',\'\',\'$1\').\'';
        $i++;
        $find[$i] = '#<topicstar index="([^"]*)"/>#i';
        $replace[$i] = '\'.call_user_func(\'get_convo_var\',$convoArr,\'topic_star\',\'\',\'$1\').\'';
        $i++;
        $find[$i] = '#<get name="topic"(\\s)?(/)?>#i';
        $replace[$i] = '\'.call_user_func(\'get_convo_var\',$convoArr,\'topic\').\'';
        $i++;
        $find[$i] = '#<get name="([^"]*)"(/)?>#i';
        $replace[$i] = '\'.call_user_func(\'get_convo_var\',$convoArr,\'client_properties\',\'$1\').\'';
        $i++;
        $find[$i] = '#<id/>#i';
        $replace[$i] = '\'.call_user_func(\'get_convo_var\',$convoArr,\'client_properties\',\'id\').\'';
        $i++;
        $find[$i] = '#<uppercase>([^<]*)</uppercase>#i';
        $replace[$i] = '\'.call_user_func(\'format\',\'uppercase\',\'$1\').\'';
        $i++;
        $find[$i] = '#<lowercase>([^<]*)</lowercase>#i';
        $replace[$i] = '\'.call_user_func(\'format\',\'lowercase\',\'$1\').\'';
        $i++;
        $find[$i] = '#<formal>([^<]*)</formal>#i';
        $replace[$i] = '\'.call_user_func(\'format\',\'formal\',\'$1\').\'';
        $i++;
        $find[$i] = '#<sentence>([^<]*)</sentence>#i';
        $replace[$i] = '\'.call_user_func(\'format\',\'sentence\',\'$1\').\'';
        $i++;
        $find[$i] = '#<srai>#i';
        $replace[$i] = '\'.call_user_func(\'run_srai\',$convoArr,\'';
        $i++;
        $find[$i] = '#</srai>#i';
        $replace[$i] = '\').\'';
        $i++;
        $find[$i] = '#<think>#i';
        $replace[$i] = '\'.call_user_func(\'make_null\',\'';
        $i++;
        $find[$i] = '#</think>#i';
        $replace[$i] = '\').\'';
        $i++;
        $find[$i] = '#<person>([^<]*)</person>#i';
        $replace[$i] = '\'.call_user_func(\'transform_prounoun\',$convoArr,\'3\',\'$1\').\'';
        $i++;
        $find[$i] = '#<person2>([^<]*)</person2>#i';
        $replace[$i] = '\'.call_user_func(\'transform_prounoun\',$convoArr,\'2\',\'$1\').\'';
        $i++;
        $find[$i] = '#<condition>[\\s]?<li name="([^"]*)" value="([^"]*)">#i';
        $replace[$i] = "';\r\n" . ' if( ((isset($convoArr[\'$1\'])) && (strtoupper($convoArr[\'$1\']) === strtoupper(\'$2\'))) || ((isset($convoArr[\'client_properties\'][\'$1\'])) && (strtoupper($convoArr[\'client_properties\'][\'$1\']) === strtoupper(\'$2\')))  )' . "\r\n" . ' { $tmp_botsay .= \'';
        $i++;
        $find[$i] = '#<condition name="([^"]*)">#i';
        $replace[$i] = "\r\n" . '; $condition = call_user_func(\'clean_condition\',\'$1\'); ';
        $i++;
        $find[$i] = '#<li name="([0-9a-z]*)" value="([0-9a-z]*)">#i';
        $replace[$i] = "\r\n" . ' elseif( ((isset($convoArr[\'$1\'])) && (strtoupper($convoArr[\'$1\']) === strtoupper(\'$2\'))) || ((isset($convoArr[\'client_properties\'][\'$1\'])) && (strtoupper($convoArr[\'client_properties\'][\'$1\']) === strtoupper(\'$2\')))  )' . "\r\n" . ' { $tmp_botsay .= \'';
        $i++;
        $find[$i] = '#<li value="([^"]*)">#i';
        $replace[$i] = "\r\n" . ' elseif( ((isset($convoArr[$condition])) && (strtoupper($convoArr[$condition]) === strtoupper(\'$1\'))) || ((isset($convoArr[\'client_properties\'][$condition])) && (strtoupper($convoArr[\'client_properties\'][$condition]) === strtoupper(\'$1\')))  )' . "\r\n" . ' { $tmp_botsay .= \'';
        $i++;
        $find[$i] = '#;(\\s|\\s+)?elseif#i';
        $replace[$i] = ";\r\nif";
        $i++;
        $find[$i] = "#<\random>(\\?|\\.|\\!\\s)?</li>#eis";
        $replace[$i] = '</random>$1\';}';
        //this has to be be evalutated immeditately as nothing will change we are just collecting a random value
        $i++;
        $find[$i] = "#<random>([^<]*)</random>#eis";
        $replace[$i] = 'call_user_func(\'select_random\',\'$1\')';
        // this needs a second attempt before i work out a proper fix
        // the first removes the out random but if there is a nested random it wont work
        $i++;
        $find[$i] = "#<random>(.*)</random>#eis";
        $replace[$i] = 'call_user_func(\'select_random\',\'$1\')';
        $i++;
        $find[$i] = '#<li>(.*)</li>#i';
        $replace[$i] = "\r\n" . 'else { $tmp_botsay .=\'$1\'; } ';
        $i++;
        $find[$i] = '#</li>#i';
        $replace[$i] = '\'; } ';
        $i++;
        $find[$i] = '#</condition>#i';
        $replace[$i] = "\r\n" . '$condition = ""; ';
        //TODO WORK OUT WHY THIS OCCURES
        $i++;
        $find[$i] = '#</conditio#i';
        $replace[$i] = "\r\n" . '$condition = ""; ';
        $i++;
        $find[$i] = '#<set name="([^"]*)">#i';
        $replace[$i] = '\'.call_user_func(\'set_simple\',$convoArr,\'$1\',\'';
        $i++;
        $find[$i] = '#<set name=\\\\"([^\\\\]*)\\\\">#i';
        $replace[$i] = '\'.call_user_func(\'set_simple\',$convoArr,\'$1\',\'';
        $i++;
        $find[$i] = '#</set>#i';
        $replace[$i] = '\').\'';
        $i++;
        $find[$i] = '#</get>#i';
        $replace[$i] = '';
        $i++;
        $find[$i] = '#<system>\\s?(add|power|sqrt|divide|multiply|subtract)\\s?(.*)[\\s?](.*)</system>#i';
        $replace[$i] = '\'.call_user_func(\'run_system\',\'$1\',\'$2\',\'$3\').\'';
        $i++;
        $find[$i] = '#<learn>\\s+?<category>\\s+?<pattern>\\s+?<eval>([^<]*)</eval>\\s+?</pattern>\\s+?<template>\\s+?<eval>([^<]*)</eval>\\s+?</template>\\s+?</category>\\s+?</learn>#ius';
        $replace[$i] = '\'; call_user_func(\'make_learn\',$convoArr,\'$1\',\'$2\');';
        runDebug(__FILE__, __FUNCTION__, __LINE__, "Built core tag array to make replacements", 4);
        //custom tags handled here
        $custom_tag_handle = custom_aiml_to_phpfunctions($find, $replace, $i);
        $find = $custom_tag_handle['find'];
        $replace = $custom_tag_handle['replace'];
        runDebug(__FILE__, __FUNCTION__, __LINE__, "Built custom tag array to make replacements", 4);
        runDebug(__FILE__, __FUNCTION__, __LINE__, "Looking to replace: " . print_r($find, true), 4);
        runDebug(__FILE__, __FUNCTION__, __LINE__, "With replacements: " . print_r($replace, true), 4);
        //actually do the find and replace here
        $parsed_template = preg_replace($find, $replace, $template);
        //clean up the find/replace code so that it can actaully evaluate as real php code
        $parsed_template = clean_for_eval($parsed_template, 0);
        //decode back before sending
        $parsed_template = entity_replace('decode', $parsed_template);
        $parsed_template = foreignchar_replace('decode', $parsed_template);
        //write to convoArr
        $convoArr['aiml']['aiml_to_php'] = $parsed_template;
        //update the aiml table
        $convoArr = add_aiml_to_php($convoArr);
    }
    //evaluate the generated code
    $botsay = eval_aiml_to_php_code($convoArr, $parsed_template);
    //if it works it works if not display error message
    //write the result (what the bot said) to the convoArr
    $convoArr['aiml']['parsed_template'] = $botsay . " ";
    runDebug(__FILE__, __FUNCTION__, __LINE__, "The bot will say: {$botsay}", 2);
    return $convoArr;
}