698 lines
14 KiB
PHP
698 lines
14 KiB
PHP
<?php
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namespace PhangoApp\PhaUtils;
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use PhangoApp\PhaRouter\Routes;
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/**
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* Class with text utilities and more
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*/
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class Utils {
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/**
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* An array for cache loaded libraries
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*/
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static public $cache_libraries=array();
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static public $cache_config=array();
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static public $textbb_type='';
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/**
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* Function for normalize texts for use on urls or other things...
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*
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* This function is used for convert text in a format useful for cleaning and beauty urls or cleaning text
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*
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* @param string $text String for normalize
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* @param boolean $respect_upper If true or 1 respect uppercase, if false or 0 convert to lowercase the $text
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* @param string $replace Character used for replace text spaces.
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*
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*
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*/
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static public function slugify($text, $respect_upper=0, $replace_space='-', $replace_dot=0, $replace_barr=0)
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{
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$from=iconv('utf-8', 'us-ascii//TRANSLIT', '¿?{}@~=^:´[]#*·');
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$to= iconv('utf-8', 'us-ascii//TRANSLIT', '---------------');
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if($replace_dot==1)
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{
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$from.='.';
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$to.='-';
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}
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if($replace_barr==1)
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{
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$from.="/";
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$to.="-";
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}
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//utf8_decode(urldecode($text));
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$text=trim(str_replace(" ", $replace_space, $text));
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$text = iconv('utf-8', 'us-ascii//TRANSLIT', $text);
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$text=preg_replace('~[^-\w]+~', '', $text);
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//$text = strtr($text, $from, $to);
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//Used for pass base64 via GET that use upper, for example.
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if($respect_upper==0)
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{
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$text = strtolower($text);
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}
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return $text; //iconv('us-ascii//TRANSLIT', 'utf-8', $text);
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}
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/**
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* This function is used to clean up the text of undesirable elements
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* @param string $text Text to clean
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* @param string $br Boolean variable used for control if you want br tags or \n symbon on input text
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*/
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static public function form_text( $text ,$br=1)
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{
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settype( $text, "string" );
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$text = trim( $text );
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$arr_tags=array('/</', '/>/', '/"/', '/\'/', "/ /");
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$arr_entities=array('<', '>', '"', ''', ' ');
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if($br==1)
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{
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$text = preg_replace($arr_tags, $arr_entities, $text);
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$arr_text = explode("\n\r\n", $text);
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$c=count($arr_text);
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if($c>1)
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{
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for($x=0;$x<$c;$x++)
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{
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$arr_text[$x]='<p>'.trim($arr_text[$x]).' </p>';
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}
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}
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$text=implode('', $arr_text);
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$arr_text = explode("\n", $text);
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$c=count($arr_text);
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if($c>1)
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{
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for($x=0;$x<$c;$x++)
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{
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$arr_text[$x]=trim($arr_text[$x]).'<br />';
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}
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}
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$text=implode('', $arr_text);
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}
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$text = Utils::make_slashes( $text );
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return $text;
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}
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/**
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* Function used for add slashes from _POST and _GET variables.
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*
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*
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* @param string $string String for add slashes
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*/
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static public function make_slashes( $string )
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{
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return addslashes( $string );
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}
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/**
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* Function used for strip slashes from _POST and _GET variables.
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*
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*
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* @param string $string String for strip slashes
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*/
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static public function unmake_slashes( $string )
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{
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return stripslashes( $string );
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}
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/**
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* This function is used to clean up the text of undesirable html tags
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*
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* @param string $text Input text for clean undesirable html tags
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* @param array $allowedtags An array with allow tags on the text.
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*/
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static public function form_text_html( $text , $allowedtags=array())
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{
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settype( $text, "string" );
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//If no html editor \r\n=<p>
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/*$text=preg_replace("/<br.*?>/", "\n", $text);*/
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/*if(Utils::$textbb_type!='')
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{
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$text=str_replace("\r", '', $text);
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$text=str_replace("\n", '', $text);
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}
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else
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{
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//Make <p>
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$arr_text = explode("\n\r\n", $text);
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$c=count($arr_text);
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if($c>1)
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{
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for($x=0;$x<$c;$x++)
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{
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$arr_text[$x]='<p>'.trim($arr_text[$x]).' </p>';
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}
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}
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$text=implode('', $arr_text);
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$arr_text = explode("\n", $text);
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$c=count($arr_text);
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if($c>1)
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{
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for($x=0;$x<$c;$x++)
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{
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$arr_text[$x]=trim($arr_text[$x]).'<br />';
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}
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}
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$text=implode('', $arr_text);
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}*/
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/*echo htmlentities($text);
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die;*/
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//Check tags
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//Bug : tags deleted ocuppied space.
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//First strip_tags
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$text = trim( $text );
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//Trim html
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/*$text=str_replace(' ', ' ', $text);
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while(preg_match('/<p>\s+<\/p>$/s', $text))
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{
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$text=preg_replace('/<p>\s+<\/p>$/s', '', $text);
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}*/
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//Now clean undesirable html tags
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if(count($allowedtags)>0)
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{
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$text=strip_tags($text, '<'.implode('><', array_keys($allowedtags)).'>' );
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$arr_tags=array('/</', '/>/', '/"/', '/\'/', "/ /");
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$arr_entities=array('<', '>', '"', ''', ' ');
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$text=preg_replace($arr_tags, $arr_entities, $text);
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$text=str_replace(' ', ' ', $text);
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$arr_tags_clean=array();
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$arr_tags_empty_clean=array();
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//Close tags.
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//Filter tags
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$final_allowedtags=array();
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foreach($allowedtags as $tag => $parameters)
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{
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//If mark how recursive, make a loop
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settype($parameters['recursive'], 'integer');
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$c_count=0;
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$x=0;
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if($parameters['recursive']==1)
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{
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$c_count = substr_count( $text, '<'.$tag.'>');
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}
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for($x=0;$x<=$c_count;$x++)
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{
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$text=preg_replace($parameters['pattern'], $parameters['replace'], $text);
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}
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$pos_=strpos($tag, '_');
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if($pos_!==false)
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{
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$tag=substr($tag, 0, $pos_);
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}
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$final_allowedtags[]=$tag.'_tmp';
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//Destroy open tags.
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$arr_tags_clean[]='/<(.*?)'.$tag.'(.*?)>/';
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$arr_tags_empty_clean[]='';
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$arr_tags_empty_clean[]='';
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}
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$text=preg_replace($arr_tags_clean, $arr_tags_empty_clean, $text);
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}
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//With clean code, modify <tag_tmp
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$text=str_replace('_tmp', '', $text);
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//Close tags
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$text = Utils::unmake_slashes( $text );
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return $text;
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}
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/**
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* function for clean newlines
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*
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* @param string $text Text to clean.
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*/
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static public function unform_text( $text )
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{
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$text = preg_replace( "/<p>(.*?)<\/p>/s", "$1\n\r\n", $text );
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$text = str_replace( "<br />", "", $text );
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return $text;
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}
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/**
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* A function for generate a rand token used on sessions.
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*
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* @param string $length_token A variable used for set the character's length the password. More length, password more secure
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*/
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static public function get_token($length_token=24)
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{
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$rand_prefix=Utils::generate_random_password($length_token);
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return $rand_prefix;
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}
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/**
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* Function used for generate a simple random password. Use random_int php function for get the characters of the password
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*
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* @param string $length_pass A variable used for set the character's length the password. More length, password more secure
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*
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*/
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static public function generate_random_password($length_pass=32)
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{
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$x=0;
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$z=0;
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$abc=array( 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', '1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '*', '+', '!', '-', '_', '@', '#', '$');
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$disorder_abc=[];
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//Simple disorder using random_int
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while(count($abc)>0) {
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$c_abc=count($abc);
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$num_element_move=random_int(0, $c_abc-1);
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$disorder_abc[]=$abc[$num_element_move];
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unset($abc[$num_element_move]);
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$abc=array_values($abc);
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}
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//Get randomly elements from the randomly generated array.
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$c=count($disorder_abc)-1;
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$password_final='';
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for($x=0;$x<$length_pass;$x++) {
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$num_element_pass=random_int(0, $c);
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$password_final.=$disorder_abc[$num_element_pass];
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}
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//Add strange characters
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return $password_final;
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}
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/**
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* Load libraries, well, simply an alternative include
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*
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* Very important function used for load the functions and method necessaries on your projects. Is simple, you create a file php and put in a libraries folder. Use the name without php used in file and magically the file is loaded. You can use this function in many places, phango use a little cache for know who file is loaded.
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*
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* @param string $names The name of php file without .php extension. If you want specific many libraries you can use an array
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* @param string $path The base path where search the library if is not in standard path. By default the path is on Utils::$base_path/libraries/ or Utils::$base_path/modules/$module/libraries/
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* @deprecated Use namespaces and composer instead.
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*/
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static public function load_libraries($names, $path='')
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{
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if(gettype($names)!='array')
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{
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$arr_names[]=$names;
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}
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else
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{
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$arr_names=&$names;
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}
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if($path=='')
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{
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$path=Routes::$base_path.'/vendor/'.Routes::$app.'/libraries/';
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}
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else
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{
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$path=Routes::$base_path.'/'.$path.'/';
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}
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foreach($arr_names as $library)
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{
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if(!isset(Utils::$cache_libraries[$library]))
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{
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$old_path=$path;
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if(is_file($path.'/'.$library.'.php'))
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{
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include($path.$library.'.php');
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Utils::$cache_libraries[$library]=1;
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}
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else
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{
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//Libraries path
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$path=Routes::$base_path.'/libraries/';
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if(!include($path.$library.'.php'))
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{
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die();
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}
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else
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{
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Utils::$cache_libraries[$library]=1;
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}
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}
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}
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}
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return true;
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}
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/**
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* Simple function for replate real quotes for quote html entities.
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*
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* @param string $text Text to clean.
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*/
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static public function replace_quote_text( $text )
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{
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$text = str_replace( "\"", """, $text );
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return $text;
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}
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/**
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* Internal function for set array values without keys inside $array_strip
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*
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* @param array $array_strip The array with key values for set
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* @param array $array_source The array that i want fill with default values
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*
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*/
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static public function filter_fields_array($array_strip, $array_source)
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{
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$array_final=array();
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if(count($array_strip)>0)
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{
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foreach($array_strip as $field_strip)
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{
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$array_final[$field_strip]=@$array_source[$field_strip];
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}
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return $array_final;
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}
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else
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{
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return $array_source;
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}
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}
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/**
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* Function used for show on stdout a csrf_token used by POST phango controllers for check if is a real POST from phango.
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*
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* @param string $name_token The name of the token key in session
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* @param int $length_token The length of
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*/
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static public function set_csrf_key($name_token='csrf_token', $length_token=80)
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{
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/*if(!isset($_SESSION['csrf_token']))
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{*/
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$_SESSION['csrf_token']=Utils::get_token($length_token);
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//}
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return "\n<input type=\"hidden\" name=\"".$name_token."\" value=\"".$_SESSION['csrf_token']."\"/>\n";
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}
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/**
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* Function used for show on stdout a csrf_token used by POST phango controllers for check if is a real POST from phango.
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*
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*/
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static public function generate_csrf_key($length_token=80)
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{
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$_SESSION['csrf_token']=Utils::get_token($length_token);
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return $_SESSION['csrf_token'];
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}
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/**
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* Function for load config for modules.
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*
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*
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* @param $name_config Name of the config file, optional. Normally load config.php file on folder config.
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* @param $path Path where search the config.
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*/
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static public function load_config($name_config, $path="settings")
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{
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//load_libraries(array($name_config), PhangoVar::$base_path.'/modules/'.$module.'/config/');
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$file=__DIR__.'/../'.$path.'/'.$name_config.'.php';
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if(is_file($file) && !isset(Utils::$cache_config[$file]))
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{
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include($file);
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Utils::$cache_config[$file]=1;
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return true;
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}
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else
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{
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return false;
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}
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}
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/**
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* Function for reload config.
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*
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* @warning WARNING, use this method only if you don't have any alternative
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*
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* @param $module Name of the module
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* @param $name_config Name of the config file, optional. Normally load config.php file on folder config.
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*/
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static public function reload_config($name_config, $path="./settings")
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{
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//load_libraries(array($name_config), PhangoVar::$base_path.'/modules/'.$module.'/config/');
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$file=$path.'/'.$name_config.'.php';
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if(is_file($file))
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{
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$cont_file_config=file_get_contents($file);
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|
||
$cont_file_config=str_replace('<?php', '', $cont_file_config);
|
||
|
||
$cont_file_config=str_replace('?>', '', $cont_file_config);
|
||
|
||
if(eval($cont_file_config)===FALSE)
|
||
{
|
||
|
||
throw new \Exception('Error: cannot reload the config file: '.$file);
|
||
|
||
}
|
||
|
||
}
|
||
|
||
}
|
||
|
||
/**
|
||
* Method for wrap words of a string
|
||
*
|
||
* @param string $text The text to wrap
|
||
* @param integer $num_words The number of words of returned text
|
||
* @param string $text_explain The string used for show that the texts is more longer
|
||
* @param boolean $yes_more_ever Boolean used for activate or disable $text_explain if the size of real string is the same of the new string
|
||
*/
|
||
|
||
static public function wrap_words($text, $num_words, $text_explain='...', $yes_more_ever=0)
|
||
{
|
||
|
||
$arr_text=explode(' ', $text);
|
||
|
||
$final_text='';
|
||
|
||
$total_num_text=count($arr_text);
|
||
|
||
if($total_num_text<$num_words)
|
||
{
|
||
|
||
$num_words=$total_num_text;
|
||
|
||
if($yes_more_ever==0)
|
||
{
|
||
$text_explain='';
|
||
}
|
||
|
||
}
|
||
|
||
for($x=0;$x<$num_words;$x++)
|
||
{
|
||
|
||
$arr_final_text[]=$arr_text[$x];
|
||
|
||
}
|
||
|
||
return implode(' ', $arr_final_text).' '.$text_explain;
|
||
|
||
}
|
||
|
||
|
||
}
|
||
|
||
?>
|