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replace/c24a8d1de403113542ba0936e844151de2785013
Martin Monperrus 17 years ago
parent
commit
a3678dea0c
  1. 237
      bibtexbrowser.php

237
bibtexbrowser.php

@ -18,6 +18,9 @@ Thanks to all [[#Users]] of bibtexbrowser :-)
=====Features=====
* **New (02/2009)** bibtexbrowser can display all entries for an author with an academic style [[http://www.monperrus.net/martin/bibtexbrowser.php?bib=biblio_monperrus.bib&academic=Martin+Monperrus|demo]]
* **New (01/2009)** bibtexbrowser allows multi criteria search, e.g. ?type=inproceedings&year=2004
* **HOT: bibtexbrowser can be used to include your publication list into your home page** [[http://www.monperrus.net/martin/|demo]]
* bibtexbrowser can display the menu and all entries without filtering from the $filename hardcoded in the script [[http://www.monperrus.net/martin/bibtexbrowser.php|demo]]
* bibtexbrowser can display the menu and all entries without filtering from the file name passed as parameter [[http://www.monperrus.net/martin/bibtexbrowser.php?bib=biblio_monperrus.bib|demo]]
* bibtexbrowser can display all entries out of a bibtex file [[http://www.monperrus.net/martin/bibtexbrowser.php?bib=biblio_monperrus.bib&all|demo]]
@ -25,19 +28,16 @@ Thanks to all [[#Users]] of bibtexbrowser :-)
* bibtexbrowser can display a single entry [[http://www.monperrus.net/martin/bibtexbrowser.php?bib=biblio_monperrus.bib&key=monperrus08phd|demo]]
* bibtexbrowser can display all entries with a bib keyword [[http://www.monperrus.net/martin/bibtexbrowser.php?bib=biblio_monperrus.bib&keywords=mda|demo]]
* bibtexbrowser can display found entries with a search word (it can be in any bib field) [[http://www.monperrus.net/martin/bibtexbrowser.php?bib=biblio_monperrus.bib&search=ocl|demo]]
* bibtexbrowser allows multi criteria search, e.g. ?type=inproceedings&year=2004
* bibtexbrowser outputs valid XHTML 1.0 Transitional
* bibtexbrowser in designed to be search engine friendly.
* bibtexbrowser can display all entries for an author [[http://www.monperrus.net/martin/bibtexbrowser.php?bib=biblio_monperrus.bib&author=Barbara+A.+Kitchenham|demo]]
* bibtexbrowser can display all entries for an author with an academic style [[http://www.monperrus.net/martin/bibtexbrowser.php?bib=biblio_monperrus.bib&academic=Martin+Monperrus|demo]]
* bibtexbrowser can be used to include your publication list into your home page [[http://www.monperrus.net/martin/|demo]]
* bibtexbrowser can be used with different encodings (change the default iso-8859-1 encoding if your bib file is in utf-8 ''define('ENCODING','utf-8')'' )
=====How to include your publication list in your home page=====
Use this PHP snippet:
<?php
$_GET['bib']='mybib.bib';
$_GET['bib']='mybib.bib';
$_GET['academic']='Martin Monperrus';
include('bibtexbrowser.php');
?>
@ -152,11 +152,6 @@ define('YEAR', 'year');
// if future versions of PHP change warning mechanisms...
@error_reporting(E_ERROR);
// we use sessions to avoid reparsing the bib file for each request
// the session may be already started
// by an external script that includes bibtexbrowser
@session_start();
// default bib file, if no file is specified in the query string.
global $filename;
$filename = "biblio_monperrus.bib";
@ -179,15 +174,41 @@ if (isset($_SERVER['HTTP_IF_MODIFIED_SINCE']) && (strtotime($_SERVER['HTTP_IF_MO
}
// parse a new bib file, if this file has not been already parsed
if (!isset($_SESSION[$filename]) ) {
// for sake of performance, once the bibtex file is parsed
// the object that represents the database is stored in $_SESSION
// we use serialize in order to be able to get a session correctly set up
// without bibtexbrowser loaded in PHP
$_SESSION[$filename] = serialize(new BibDataBase($filename));
// for sake of performance, once the bibtex file is parsed
// we try to save a "compiled" in a txt file
$compiledbib = $filename.'.txt';
// do we have a compiled version ?
if (is_file($compiledbib) && is_readable($compiledbib)) {
// is it up to date ?
if (filemtime($filename)>filemtime($compiledbib)) {
// no, then reparse
$bibdb = new BibDataBase($filename);
}
else {
// yes then take it
$bibdb = unserialize(file_get_contents($compiledbib));
}
}
$displaymanager=new DisplayManager(unserialize($_SESSION[$filename]));
// we don't have a compiled version
else {
// then parsing the file
$bibdb = new BibDataBase($filename);
// are we able to save the compiled version ?
if ((!is_file($compiledbib) && is_writable(dirname($compiledbib))) || (is_file($compiledbib) && is_writable($compiledbib)) ) {
// we can use file_put_contents
// but don't do it for compatibility with PHP 4.3
$f = fopen($compiledbib,'w');
fwrite($f,serialize(new BibDataBase($filename)));
fclose($f);
}
}
$displaymanager=new DisplayManager($bibdb);
////////////////////////////////////////////////////////
@ -236,43 +257,43 @@ $isinentry = false;
$delegate->beginFile();
foreach($f as $s) {
if ($isinentry) $entrysource.=$s;
if ($state==NOTHING) {
// this is the beginning of an entry
if ($s=='@') {
if ($s=='@') {
$delegate->beginEntry();
$state = GETTYPE;
$isinentry = true;
$entrysource='@';
}
}
else if ($state==GETTYPE) {
// this is the beginning of a key
if ($s=='{') {
if ($s=='{') {
$state = GETKEY;
$delegate->setEntryType($entrytype);
$entrytype='';
}
else $entrytype=$entrytype.$s;
}
else if ($state==GETKEY) {
// now we get the value
if ($s=='=') {
if ($s=='=') {
$state = GETVALUE;
$finalkey=$entrykey;
$entrykey='';}
// oups we only have the key :-) anyway
else if ($s=='}') {
else if ($s=='}') {
$state = NOTHING;$isinentry = false;$delegate->endEntry($entrysource);
$delegate->setEntryKey($entrykey);
$entrykey='';
}
// OK now we look for values
else if ($s==',') {
else if ($s==',') {
$state=GETKEY;
$delegate->setEntryKey($entrykey);
$entrykey='';}
@ -281,13 +302,13 @@ foreach($f as $s) {
// we just got a =, we can now receive the value, but we don't now whether the value
// is delimited by curly brackets, double quotes or nothing
else if ($state==GETVALUE) {
// the value is delimited by double quotes
if ($s=='"') {
if ($s=='"') {
$state = GETVALUEDELIMITEDBYQUOTES;
$entryvalue='';}
// the value is delimited by curly brackets
else if ($s=='{') {
else if ($s=='{') {
$state = GETVALUEDELIMITEDBYCURLYBRACKETS;
$entryvalue='';}
// the end of the key and no value found: it is the bibtex key e.g. \cite{Descartes1637}
@ -296,7 +317,7 @@ foreach($f as $s) {
$delegate->setEntryField(trim($finalkey),$entryvalue);
$entryvalue='';}
// this is the end of the value AND of the entry
else if ($s=='}') {
else if ($s=='}') {
$state = NOTHING;$isinentry = false;
$delegate->setEntryField(trim($finalkey),$entryvalue);
$delegate->endEntry($entrysource);
@ -307,13 +328,13 @@ foreach($f as $s) {
/* GETVALUEDELIMITEDBYCURLYBRACKETS* handle entries delimited by curly brackets and the possible nested curly brackets */
else if ($state==GETVALUEDELIMITEDBYCURLYBRACKETS) {
if ($s=='\\') {
if ($s=='\\') {
$state = GETVALUEDELIMITEDBYCURLYBRACKETS_ESCAPED;
$entryvalue=$entryvalue.$s;}
else if ($s=='{') {
else if ($s=='{') {
$state = GETVALUEDELIMITEDBYCURLYBRACKETS_1NESTEDLEVEL;}
else if ($s=='}') {
else if ($s=='}') {
$state = GETVALUE;}
else { $entryvalue=$entryvalue.$s;}
}
@ -324,12 +345,12 @@ foreach($f as $s) {
}
// in first level of curly bracket
else if ($state==GETVALUEDELIMITEDBYCURLYBRACKETS_1NESTEDLEVEL) {
if ($s=='\\') {
if ($s=='\\') {
$state = GETVALUEDELIMITEDBYCURLYBRACKETS_1NESTEDLEVEL_ESCAPED;
$entryvalue=$entryvalue.$s;}
else if ($s=='{') {
else if ($s=='{') {
$state = GETVALUEDELIMITEDBYCURLYBRACKETS_2NESTEDLEVEL;}
else if ($s=='}') {
else if ($s=='}') {
$state = GETVALUEDELIMITEDBYCURLYBRACKETS;}
else { $entryvalue=$entryvalue.$s;}
}
@ -338,15 +359,15 @@ foreach($f as $s) {
$state = GETVALUEDELIMITEDBYCURLYBRACKETS_1NESTEDLEVEL;
$entryvalue=$entryvalue.$s;
}
// in second level of curly bracket
else if ($state==GETVALUEDELIMITEDBYCURLYBRACKETS_2NESTEDLEVEL) {
if ($s=='\\') {
if ($s=='\\') {
$state = GETVALUEDELIMITEDBYCURLYBRACKETS_2NESTEDLEVEL_ESCAPED;
$entryvalue=$entryvalue.$s;}
else if ($s=='{') {
else if ($s=='{') {
$state = GETVALUEDELIMITEDBYCURLYBRACKETS_3NESTEDLEVEL;}
else if ($s=='}') {
else if ($s=='}') {
$state = GETVALUEDELIMITEDBYCURLYBRACKETS_1NESTEDLEVEL;}
else { $entryvalue=$entryvalue.$s;}
}
@ -358,10 +379,10 @@ foreach($f as $s) {
// in third level of curly bracket
else if ($state==GETVALUEDELIMITEDBYCURLYBRACKETS_3NESTEDLEVEL) {
if ($s=='\\') {
if ($s=='\\') {
$state = GETVALUEDELIMITEDBYCURLYBRACKETS_3NESTEDLEVEL_ESCAPED;
$entryvalue=$entryvalue.$s;}
else if ($s=='}') {
else if ($s=='}') {
$state = GETVALUEDELIMITEDBYCURLYBRACKETS_2NESTEDLEVEL;}
else { $entryvalue=$entryvalue.$s;}
}
@ -373,10 +394,10 @@ foreach($f as $s) {
/* handles entries delimited by double quotes */
else if ($state==GETVALUEDELIMITEDBYQUOTES) {
if ($s=='\\') {
if ($s=='\\') {
$state = GETVALUEDELIMITEDBYQUOTES_ESCAPED;
$inentryvaluedelimitedB=$inentryvaluedelimitedB.$s;}
else if ($s=='"') {
else if ($s=='"') {
$state = GETVALUE;
$entryvalue=$entryvalue.$inentryvaluedelimitedB;
$inentryvaluedelimitedB='';}
@ -396,30 +417,31 @@ $delegate->endFile();
/** This class can be used together with StateBasedBibParser */
class XMLPrettyPrinter {
function beginFile() {
header('Content-type: text/xml;');
header('Content-type: text/xml;');
print '<?xml version="1.0" encoding="'.ENCODING.'"?>';
print '<bibfile>';
}
function endFile() {
function endFile() {
print '</bibfile>';
}
function setEntryField($finalkey,$entryvalue) {
print "<data>\n<key>".$finalkey."</key>\n<value>".$entryvalue."</value>\n</data>\n";
}
function setEntryType($entrytype) {
print '<type>'.$entrytype.'</type>';
}
function setEntryKey($entrykey) {
print '<keyonly>'.$entrykey.'</keyonly>';
}
function beginEntry() {
print "<entry>\n";
}
function endEntry($entrysource) {
print "</entry>\n";
}
@ -427,39 +449,39 @@ class XMLPrettyPrinter {
/** This class can be used together with StateBasedBibParser */
class BibtexbrowserBibDB {
/** A hashtable from keys to bib entries (BibEntry). */
var $bibdb;
var $currentEntry;
function beginFile() {
$bibdb = array();
}
function endFile() { //nothing
}
function setEntryField($finalkey,$entryvalue) {
if ($finalkey!='url') $formatedvalue = xtrim(latex2html($entryvalue));
else $formatedvalue = $entryvalue;
$this->currentEntry->setField($finalkey,$formatedvalue);
}
function setEntryType($entrytype) {
$this->currentEntry->setType($entrytype);
}
function setEntryKey($entrykey) {
//echo "new entry:".$entrykey."\n";
$this->currentEntry->setField('key',$entrykey);
}
function beginEntry() {
$this->currentEntry = new BibEntry();
}
function endEntry($entrysource) {
$this->currentEntry->text = $entrysource;
$this->bibdb[$this->currentEntry->getKey()] = $this->currentEntry;
@ -469,7 +491,7 @@ class BibtexbrowserBibDB {
/** extended version of the trim function
/** extended version of the trim function
* removes linebreks, tabs, etc.
*/
function xtrim($line) {
@ -485,8 +507,8 @@ function xtrim($line) {
return $line;
}
/** encapsulates the conversion of a single latex chars to the corresponding HTML entity
* this works thanks to the regularity of html entities
/** encapsulates the conversion of a single latex chars to the corresponding HTML entity
* this works thanks to the regularity of html entities
* it expects a **lower** char
*/
function char2html($line,$latexmodifier,$char,$entitiyfragment) {
@ -497,7 +519,7 @@ function char2html($line,$latexmodifier,$char,$entitiyfragment) {
return $line;
}
/** converts latex chars to HTML entities
/** converts latex chars to HTML entities
* it uses a naive algortihm
* I still look for a comprehensive translation table from late chars to html
* just have this http://isdc.unige.ch/Newsletter/help.html
@ -505,7 +527,7 @@ function char2html($line,$latexmodifier,$char,$entitiyfragment) {
function latex2html($line) {
// performance increases with this test
if (strpos($line,'\\')===false) return $line;
foreach(str_split("abcdefghijklmnopqrstuvwxyz") as $letter) {
$line = char2html($line,"'",$letter,"acute");
$line = char2html($line,"`",$letter,"grave");
@ -513,19 +535,19 @@ function latex2html($line) {
$line = char2html($line,'"',$letter,"uml");
$line = char2html($line,'^',$letter,"circ");
}
// special things
$line = str_replace('\\\c{c}','&ccedil;', $line);
$line = str_replace('\\\c{C}','&Ccedil;', $line);
$line = str_replace('\\o','&oslash;', $line);
$line = str_replace('\\O','&Oslash;', $line);
// clean out extra tex curly brackets, usually used for preserving capitals
$line = str_replace('}','', $line);
$line = str_replace('{','', $line);
// and some spaces
return trim($line);
}
@ -541,6 +563,8 @@ function latex2html($line) {
class BibEntry {
/** The fields (fieldName -> value) of this bib entry. */
var $fields;
/** The verbatim copy (i.e., whole text) of this bib entry. */
@ -599,7 +623,7 @@ class BibEntry {
function getTitle() {
return $this->getField('title');
}
/** Returns the authors of this entry as an arry */
function getAuthors() {
$authors = array();
@ -617,7 +641,7 @@ class BibEntry {
}
return $editors;
}
/**
* Returns a compacted string form of author names by throwing away
* all author names except for the first one and appending ", et al."
@ -670,7 +694,7 @@ class BibEntry {
//if ($this->hasField($field) && (stripos($this->getField($field), $phrase) !== false) ) {
return true;
}
return false;
}
@ -712,15 +736,15 @@ class BibEntry {
if (($type=="techreport") ) {
echo " <i>Technical report, ".$this->getField("institution")."</i>";
}
if (($type=="inproceedings") ) {
echo " In <i>".$this->getField(BOOKTITLE)."</i>";
}
if (($type=="incollection")) {
echo " Chapter in <i>".$this->getField(BOOKTITLE)."</i>";
}
if ($type=="article") {
echo " In <i>".$this->getField("journal")."</i>";
echo ", volume ".$this->getField("volume");
@ -966,16 +990,16 @@ else $page = 1;
if (@$_GET[Q_TAG]!='') { $query[Q_TAG]=$_GET[Q_TAG]; }
if (@$_GET[Q_YEAR]!='') { $query[Q_YEAR]=$_GET[Q_YEAR]; }
if (@$_GET[Q_TYPE]!='') { $query[Q_TYPE]=$_GET[Q_TYPE]; }
//print_r($query);
//print_r($query);
if (count($query)<1) return false;
$searched = $this->db->multisearch($query);
$headers = array();
foreach($query as $k=>$v) $headers[] = ucwords($k).': '.ucwords($v);
$header = join(' &amp; ',$headers);
$header = join(' &amp; ',$headers);
$this->display = new PagedDisplay($searched, $header, $query);
}
// adding the bibtex filename
if (isset($this->display)) $this->display->header.=' in '.$filename;
@ -983,6 +1007,7 @@ else $page = 1;
if (isset($this->display) && isset($_GET[Q_RESULT])) {
$this->display->setPage($_GET[Q_RESULT]);
// we add the page number to the title
// in order to have unique titles
// google prefers that
$this->display->header.=' - page '.$_GET[Q_RESULT];
@ -1096,7 +1121,7 @@ class Display {
var $header;
function setPage($page) { /* unimplemented */ }
function display() { /* unimplemented */ }
/** Returns the powered by part */
@ -1107,9 +1132,9 @@ class Display {
$poweredby .= '</div>'."\n";
return $poweredby;
}
function formatedHeader() { return "<div class=\"rheader\">{$this->header}</div>\n";}
}
@ -1315,13 +1340,13 @@ class AcademicDisplay extends Display {
$this->db=$db;
$this->header = 'Publications of '.$authorName;
}
function display() {
echo $this->formatedHeader();
// Books
$entries = $this->db->multisearch(array(Q_AUTHOR=>$this->author, Q_TYPE=>'book'));
if (count($entries)>0) {
if (count($entries)>0) {
echo '<div class="header">Books</div>';
echo '<table class="result" >';
foreach ($entries as $bib) {
@ -1330,10 +1355,10 @@ class AcademicDisplay extends Display {
} // end foreach
echo '</table>';
}
// Journal / Bookchapters
$entries = $this->db->multisearch(array(Q_AUTHOR=>$this->author, Q_TYPE=>'article|incollection'));
if (count($entries)>0) {
if (count($entries)>0) {
echo '<div class="header">Articles and Book Chapters</div>';
echo '<table class="result" >';
foreach ($entries as $bib) {
@ -1342,10 +1367,10 @@ class AcademicDisplay extends Display {
} // end foreach
echo '</table>';
}
// conference papers
$entries = $this->db->multisearch(array(Q_AUTHOR=>$this->author, Q_TYPE=>'inproceedings',Q_EXCLUDE=>'workshop'));
if (count($entries)>0) {
if (count($entries)>0) {
echo '<div class="header">Conference Papers</div>';
echo '<table class="result" >';
foreach ($entries as $bib) {
@ -1357,7 +1382,7 @@ class AcademicDisplay extends Display {
// workshop papers
$entries = $this->db->multisearch(array(Q_AUTHOR=>$this->author, Q_TYPE=>'inproceedings',Q_SEARCH=>'workshop'));
if (count($entries)>0) {
if (count($entries)>0) {
echo '<div class="header">Workshop Papers</div>';
echo '<table class="result" >';
foreach ($entries as $bib) {
@ -1366,10 +1391,22 @@ class AcademicDisplay extends Display {
} // end foreach
echo '</table>';
}
// misc and thesis
$entries = $this->db->multisearch(array(Q_AUTHOR=>$this->author, Q_TYPE=>'misc|phdthesis|mastersthesis'));
if (count($entries)>0) {
echo '<div class="header">Other Publications</div>';
echo '<table class="result" >';
foreach ($entries as $bib) {
$bib->id = $bib->getYear();
$bib->toString();
} // end foreach
echo '</table>';
}
echo $this->poweredby();
}
}
@ -1380,8 +1417,8 @@ class AcademicDisplay extends Display {
class BibEntryDisplay extends Display {
/** the bib entry to display */
var $bib;
/** Creates an instance with the given bib entry and header.
* It the object is an instance of BibIndexEntry, it may be
* mutated to read the rest of the fields.
@ -1391,12 +1428,12 @@ class BibEntryDisplay extends Display {
global $filename;
$this->header = 'Bibtex entry: '.$this->bib->getTitle();
}
function display() {
echo $this->formatedHeader();
echo $this->bib->toEntryUnformatted();
echo $this->poweredby();
}
}
@ -1555,7 +1592,7 @@ class BibDataBase {
$entryisselected = false;
}
}
}
if ($entryisselected) $result[$bib->getYear().$bib->getKey()] = $bib;
}
@ -1700,7 +1737,7 @@ if (isset($_GET['menu']))
} // end isset($_GET['menu']
else if ($displaymanager->processRequest()) {
if (!$included) printHTMLHeaders($displaymanager->result->header);
if (!$included) printHTMLHeaders($displaymanager->display->header);
$displaymanager->mainVC();
if (!$included) echo '</body></html>';

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