util-book.php

<?php


 function qa_get_tag_count($tag){

                        $res = qa_db_query_sub("select tagcount from ^words where word like $ ", $tag);
                        return qa_db_read_one_value($res, true);

                }

function gettag($tagname)
{
	
   return strtolower(str_replace(" ", "-", $tagname));
}

 function mintag($question) {
                        $tags = qa_tagstring_to_tags($question['tags']);
                        $min = 10000;
                        $mint='';
                        foreach ($tags as $tag)
                        {
                 
                                $tcount = qa_get_tag_count($tag);
                                if($tcount < $min && !ignoredtags($tag) ){
                                        $min=$tcount;
                                        $mint=ucwords(str_replace("-", " ", $tag));
                                }
                        }
                        return $mint;
                }



function skiptags($question) {
                        $tags = qa_tagstring_to_tags($question['tags']);
                        foreach ($tags as $tag)
                                //if($tag === 'descriptive' || $tag ==='proof' || $tag === 'out-of-syllabus-now')
                                if( $tag === 'out-of-syllabus-now')
                                        return true;
                        return false;
                }
                function ignoredtags($tag){
			$tags = qa_opt('book_plugin_specialtags');
			if(in_array($tag,explode(",", $tags)))
				return true;
                        if($tag === 'normal' || $tag === 'easy' || $tag === 'difficult' || $tag === 'numerical-answers' || $tag === 'descriptive' || $tag ==='debated' ||$tag ==='algorithms' ||$tag==='marks-to-all' ||$tag === 'co&architecture' ||$tag ==='made-easy' || $tag ==='databases' ||$tag === 'set-theory&algebra' || $tag ==='mathematical-logic' || $tag ==='ds' ||$tag==='theory-of-computation' ||$tag==='out-of-sylabus' ||$tag === 'compiler-design' ||$tag ==='linear-algebra' ||$tag ==='combinatory' ||$tag === 'engineering-mathematics' || $tag ==='graph-theory' || $tag==='calculus' ||$tag==='operating-system' ||$tag ==='computer-networks' ||$tag ==='digital-logic' ||$tag ==='isro' ||$tag ==='verbal-ability' ||$tag ==='numerical-ability' ||$tag==='programming' ||$tag==='non-gate' ||$tag ==='data-structure' ||$tag ==='aptitude' ||$tag ==='proof' ||$tag ==='fortran' ||$tag ==='8085' ||$tag ==='8086'||$tag==='out-of-syllabus-now' ||$tag ==='2015' ||$tag ==='test-series' ||$tag ==='php'){
                        return true;
                }
                        if(!strncmp($tag, "gate", 4))
                                return true;
                        if(!strncmp($tag, "tifr", 4))
                                return true;
                        if(!strncmp($tag, "ugc", 3))
                                return true;
                        if(!strncmp($tag, "isi", 3))
                                return true;
                        if(!strncmp($tag, "drdo", 4))
                                return true;
                        if(!strncmp($tag, "isro", 4))
                                return true;
                        if(!strncmp($tag, "navathe", 7))
                                return true;
                        return false;
                }
                function mysortanswers($a, $b) {
                        if($a['selected'] === $a['apostid'])
                                return -1;
                        if($b['selected'] === $b['apostid'] )
                                return 1;

                        return $b['anetvotes'] - $a['anetvotes'];

                }
                function mysort($c, $d){
                        $a=$c[0];
                        $b=$d[0];

                        $mint=mintag($a);
                        $mintb=mintag($b);
                        if($mint === '' && $mintb === '')
                                return 0;
                        if($mint === '')
                                return -1;
                        if($mintb === '')
                                return 1;
                        return strcmp($mint, $mintb);
                }
?>