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Merge 89361841bb into 24d8902132

pull/23/merge
Markus Jochim 11 years ago
parent
24d8902132 89361841bb
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ef35a34aac
1 changed files with 306 additions and 46 deletions
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  1. 352
      bibtexbrowser.php

352
bibtexbrowser.php
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@ -4,6 +4,7 @@ URL: http://www.monperrus.net/martin/bibtexbrowser/
Feedback & Bug Reports: martin.monperrus@gnieh.org Feedback & Bug Reports: martin.monperrus@gnieh.org
(C) 2012-2014 Github contributors (C) 2012-2014 Github contributors
(C) 2014 Markus Jochim
(C) 2006-2014 Martin Monperrus (C) 2006-2014 Martin Monperrus
(C) 2013 Matthieu Guillaumin (C) 2013 Matthieu Guillaumin
(C) 2005-2006 The University of Texas at El Paso / Joel Garcia, Leonardo Ruiz, and Yoonsik Cheon (C) 2005-2006 The University of Texas at El Paso / Joel Garcia, Leonardo Ruiz, and Yoonsik Cheon
@ -100,6 +101,9 @@ function bibtexbrowser_configure($key, $value) {
// do we add [gsid] links (Google Scholar)? // do we add [gsid] links (Google Scholar)?
@define('BIBTEXBROWSER_GSID_LINKS',true); @define('BIBTEXBROWSER_GSID_LINKS',true);
// should pdf, doi, url, gsid links be opened in a new window?
@define('BIBTEXBROWSER_LINKS_IN_NEW_WINDOW',true);
// should authors be linked to [none/homepage/resultpage] // should authors be linked to [none/homepage/resultpage]
// none: nothing // none: nothing
// their homepage if defined as @strings // their homepage if defined as @strings
@ -112,9 +116,15 @@ function bibtexbrowser_configure($key, $value) {
// for ordered_list, the index is given by HTML directly (in increasing order) // for ordered_list, the index is given by HTML directly (in increasing order)
@define('BIBTEXBROWSER_LAYOUT','table'); @define('BIBTEXBROWSER_LAYOUT','table');
// Which is the first html <hN> level that should be used in embedded mode?
@define('BIBTEXBROWSER_HTMLHEADINGLEVEL', 2);
@define('BIBTEXBROWSER_ACADEMIC_TOC', true);
@define('BIBTEXBROWSER_DEBUG',false); @define('BIBTEXBROWSER_DEBUG',false);
@define('COMMA_NAMES',false);// do have authors in a comma separated form? @define('COMMA_NAMES',false);// do have authors in a comma separated form?
@define('FORCE_NAMELIST_SEPARATOR', ''); // if non-empty, use this to separate multiple names regardless of COMMA_NAMES
@define('TYPES_SIZE',10); // number of entry types per table @define('TYPES_SIZE',10); // number of entry types per table
@define('YEAR_SIZE',20); // number of years per table @define('YEAR_SIZE',20); // number of years per table
@define('AUTHORS_SIZE',30); // number of authors per table @define('AUTHORS_SIZE',30); // number of authors per table
@ -122,6 +132,9 @@ function bibtexbrowser_configure($key, $value) {
@define('READLINE_LIMIT',1024); @define('READLINE_LIMIT',1024);
@define('Q_YEAR', 'year'); @define('Q_YEAR', 'year');
@define('Q_YEAR_PAGE', 'year_page'); @define('Q_YEAR_PAGE', 'year_page');
@define('Q_YEAR_INPRESS', 'in press');
@define('Q_YEAR_ACCEPTED', 'accepted');
@define('Q_YEAR_SUBMITTED', 'submitted');
@define('Q_FILE', 'bib'); @define('Q_FILE', 'bib');
@define('Q_AUTHOR', 'author'); @define('Q_AUTHOR', 'author');
@define('Q_AUTHOR_PAGE', 'author_page'); @define('Q_AUTHOR_PAGE', 'author_page');
@ -139,6 +152,7 @@ function bibtexbrowser_configure($key, $value) {
@define('Q_ACADEMIC', 'academic'); @define('Q_ACADEMIC', 'academic');
@define('Q_DB', 'bibdb'); @define('Q_DB', 'bibdb');
@define('Q_LATEST', 'latest'); @define('Q_LATEST', 'latest');
@define('Q_RANGE', 'range');
@define('AUTHOR', 'author'); @define('AUTHOR', 'author');
@define('EDITOR', 'editor'); @define('EDITOR', 'editor');
@define('SCHOOL', 'school'); @define('SCHOOL', 'school');
@ -151,6 +165,15 @@ function bibtexbrowser_configure($key, $value) {
@define('METADATA_DC',true); @define('METADATA_DC',true);
@define('METADATA_EPRINTS',false); @define('METADATA_EPRINTS',false);
// define sort order for special values in 'year' field
// highest number is sorted first
// don't exceed 0 though, since the values are added to PHP_INT_MAX
@define('ORDER_YEAR_INPRESS', -0);
@define('ORDER_YEAR_ACCEPTED', -1);
@define('ORDER_YEAR_SUBMITTED', -2);
@define('ORDER_YEAR_OTHERNONINT', -3);
// in embedded mode, we still need a URL for displaying bibtex entries alone // in embedded mode, we still need a URL for displaying bibtex entries alone
// this is usually resolved to bibtexbrowser.php // this is usually resolved to bibtexbrowser.php
// but can be overridden in bibtexbrowser.local.php // but can be overridden in bibtexbrowser.local.php
@ -907,6 +930,7 @@ function latex2html($line) {
$line = char2html($line,'"','o',"uml"); $line = char2html($line,'"','o',"uml");
$line = char2html($line,'"','u',"uml"); $line = char2html($line,'"','u',"uml");
$line = char2html($line,'"','y',"uml"); $line = char2html($line,'"','y',"uml");
$line = char2html($line,'"','s',"zlig");
$line = char2html($line,'^','a',"circ"); $line = char2html($line,'^','a',"circ");
$line = char2html($line,'^','e',"circ"); $line = char2html($line,'^','e',"circ");
@ -1094,11 +1118,21 @@ class BibEntry {
if ($altlabel==NULL) { $altlabel=$bibfield; } if ($altlabel==NULL) { $altlabel=$bibfield; }
$str = $this->getIconOrTxt($altlabel,$iconurl); $str = $this->getIconOrTxt($altlabel,$iconurl);
if ($this->hasField($bibfield)) { if ($this->hasField($bibfield)) {
return '<a'.(BIBTEXBROWSER_BIB_IN_NEW_WINDOW?' target="_blank" ':'').' href="'.$this->getField($bibfield).'">'.$str.'</a>';
return '<a'.(BIBTEXBROWSER_LINKS_IN_NEW_WINDOW?' target="_blank" ':'').' href="'.$this->getField($bibfield).'">'.$str.'</a>';
} }
return ''; return '';
} }
/** returns a "[bib]" link */
function getBibLink($iconurl=NULL) {
$bibstr = $this->getIconOrTxt('bibtex',$iconurl);
$href = 'href="'.$this->getURL().'"';
// we add biburl and title to be able to retrieve this important information
// using Xpath expressions on the XHTML source
$link = "<a".(BIBTEXBROWSER_BIB_IN_NEW_WINDOW?' target="_blank" ':'')." class=\"biburl\" title=\"".$this->getKey()."\" {$href}>$bibstr</a>";
return $link;
}
/** returns a "[pdf]" link if relevant. modified to exploit the new method, while keeping backward compatibility */ /** returns a "[pdf]" link if relevant. modified to exploit the new method, while keeping backward compatibility */
function getUrlLink($iconurl = NULL, $label = 'pdf') { function getUrlLink($iconurl = NULL, $label = 'pdf') {
if ($this->hasField('url')) { if ($this->hasField('url')) {
@ -1114,34 +1148,22 @@ class BibEntry {
} }
} }
/** returns a "[bib]" link if relevant */
function getBibLink($iconurl=NULL) {
if (BIBTEXBROWSER_BIBTEX_LINKS) {
$bibstr = $this->getIconOrTxt('bibtex',$iconurl);
$href = 'href="'.$this->getURL().'"';
$link = "<a".(BIBTEXBROWSER_BIB_IN_NEW_WINDOW?' target="_blank" ':'')." class=\"biburl\" title=\"".$this->getKey()."\" {$href}>$bibstr</a>";
return $link;
} else {
return '';
}
}
/** DOI are a special kind of links, where the url depends on the doi */ /** DOI are a special kind of links, where the url depends on the doi */
function getDoiLink($iconurl=NULL) { function getDoiLink($iconurl=NULL) {
$str = $this->getIconOrTxt('doi',$iconurl); $str = $this->getIconOrTxt('doi',$iconurl);
if (BIBTEXBROWSER_DOI_LINKS && $this->hasField('doi')) {
return '<a href="http://dx.doi.org/'.$this->getField('doi').'">'.$str.'</a>';
if ($this->hasField('doi')) {
return '<a'.(BIBTEXBROWSER_LINKS_IN_NEW_WINDOW?' target="_blank" ':'').' href="http://dx.doi.org/'.$this->getField('doi').'">'.$str.'</a>';
} }
return ''; return '';
} }
/** GS are a special kind of links, where the url depends on the google scholar id */
/** GS (Google Scholar) are a special kind of links, where the url depends on the google scholar id */
function getGSLink($iconurl=NULL) { function getGSLink($iconurl=NULL) {
$str = $this->getIconOrTxt('cites',$iconurl); $str = $this->getIconOrTxt('cites',$iconurl);
// Google Scholar ID
if (BIBTEXBROWSER_GSID_LINKS && $this->hasField('gsid')) {
return ' <a href="http://scholar.google.com/scholar?cites='.$this->getField("gsid").'">'.$str.'</a>';
if ($this->hasField('gsid')) {
return ' <a'.(BIBTEXBROWSER_LINKS_IN_NEW_WINDOW?' target="_blank" ':'').' href="http://scholar.google.com/scholar?cites='.$this->getField("gsid").'">'.$str.'</a>';
} }
return ''; return '';
} }
@ -1298,6 +1320,7 @@ class BibEntry {
} }
if (COMMA_NAMES) {$sep = '; ';} else {$sep = ', ';} if (COMMA_NAMES) {$sep = '; ';} else {$sep = ', ';}
if (FORCE_NAMELIST_SEPARATOR !== '') {$sep = FORCE_NAMELIST_SEPARATOR;}
return implode($sep ,$array_authors); return implode($sep ,$array_authors);
} }
@ -1370,11 +1393,15 @@ class BibEntry {
$editors[]=$this->addHomepageLink($this->formatAuthor($editor)); $editors[]=$this->addHomepageLink($this->formatAuthor($editor));
} }
if (COMMA_NAMES) {$sep = '; ';} else {$sep = ', ';} if (COMMA_NAMES) {$sep = '; ';} else {$sep = ', ';}
if (FORCE_NAMELIST_SEPARATOR !== '') {$sep = FORCE_NAMELIST_SEPARATOR;}
return implode($sep, $editors).', '.(count($editors)>1?'eds.':'ed.'); return implode($sep, $editors).', '.(count($editors)>1?'eds.':'ed.');
} }
/** Returns the year of this entry? */ /** Returns the year of this entry? */
function getYear() { function getYear() {
return __(strtolower($this->getField('year')));
}
function getYearRaw() {
return $this->getField('year'); return $this->getField('year');
} }
@ -1601,10 +1628,16 @@ class BibEntry {
$result = ""; $result = "";
$result .= '<pre class="purebibtex">'; // pre is nice when it is embedded with no CSS available $result .= '<pre class="purebibtex">'; // pre is nice when it is embedded with no CSS available
$entry = htmlspecialchars($this->getFullText()); $entry = htmlspecialchars($this->getFullText());
if ($this->hasField('url')) {
$url = $this->getField('url');
// this is not a parsing but a simple replacement
$entry = str_replace($url,'<a href="'.$url.'">'.$url.'</a>', $entry);
// Fields that should be hyperlinks
$hyperlinks = array('url' => '%O', 'file' => '%O', 'pdf' => '%O', 'doi' => 'http://dx.doi.org/%O', 'gsid' => 'http://scholar.google.com/scholar?cites=%O');
foreach ($hyperlinks as $field => $url) {
if ($this->hasField($field)) {
$href = str_replace('%O', $this->getField($field), $url);
// this is not a parsing but a simple replacement
$entry = str_replace($this->getField($field), '<a'.(BIBTEXBROWSER_LINKS_IN_NEW_WINDOW?' target="_blank" ':'').' href="'.$href.'">'.$this->getField($field).'</a>', $entry);
}
} }
$result .= $entry; $result .= $entry;
@ -1658,28 +1691,22 @@ function get_HTML_tag_for_layout() {
* e.g. [bibtex] [doi][pdf] * e.g. [bibtex] [doi][pdf]
*/ */
function bib2links_default(&$bibentry) { function bib2links_default(&$bibentry) {
$href = 'href="'.$bibentry->getURL().'"';
$str = '<span class="bibmenu">'; $str = '<span class="bibmenu">';
if (BIBTEXBROWSER_BIBTEX_LINKS) { if (BIBTEXBROWSER_BIBTEX_LINKS) {
// we add biburl and title to be able to retrieve this important information
// using Xpath expressions on the XHTML source
$str .= "<a".(BIBTEXBROWSER_BIB_IN_NEW_WINDOW?' target="_blank" ':'')." class=\"biburl\" title=\"".$bibentry->getKey()."\" {$href}>[bibtex]</a>";
$str .= ' '.$bibentry->getBibLink();
} }
if (BIBTEXBROWSER_PDF_LINKS) { if (BIBTEXBROWSER_PDF_LINKS) {
// returns an empty string if no url present
$str .= ' '.$bibentry->getUrlLink(); $str .= ' '.$bibentry->getUrlLink();
} }
if (BIBTEXBROWSER_DOI_LINKS && $bibentry->hasField('doi')) {
$str .= ' <a href="http://dx.doi.org/'.$bibentry->getField("doi").'">[doi]</a>';
if (BIBTEXBROWSER_DOI_LINKS) {
$str .= ' '.$bibentry->getDoiLink();
} }
// Google Scholar ID
if (BIBTEXBROWSER_GSID_LINKS && $bibentry->hasField('gsid')) {
$str .= ' <a href="http://scholar.google.com/scholar?cites='.$bibentry->getField("gsid").'">[cites]</a>';
if (BIBTEXBROWSER_GSID_LINKS) {
$str .= ' '.$bibentry->getGSLink();
} }
$str .= '</span>'; $str .= '</span>';
@ -1690,6 +1717,7 @@ function bib2links_default(&$bibentry) {
/** prints the header of a layouted HTML, depending on BIBTEXBROWSER_LAYOUT e.g. <TABLE> */ /** prints the header of a layouted HTML, depending on BIBTEXBROWSER_LAYOUT e.g. <TABLE> */
function print_header_layout() { function print_header_layout() {
if (BIBTEXBROWSER_LAYOUT == 'list') return;
echo '<' . get_HTML_tag_for_layout() . ' class="result">'."\n"; echo '<' . get_HTML_tag_for_layout() . ' class="result">'."\n";
} }
@ -1727,7 +1755,47 @@ function compare_bib_entry_by_mtime($a, $b)
*/ */
function compare_bib_entry_by_year($a, $b) function compare_bib_entry_by_year($a, $b)
{ {
return -strcmp($a->getYear(),$b->getYear());
$yearA = (int) $a->getYear();
$yearB = (int) $b->getYear();
if ($yearA === 0) {
switch (strtolower($a->getYearRaw())) {
case Q_YEAR_INPRESS:
$yearA = PHP_INT_MAX + ORDER_YEAR_INPRESS;
break;
case Q_YEAR_ACCEPTED:
$yearA = PHP_INT_MAX + ORDER_YEAR_ACCEPTED;
break;
case Q_YEAR_SUBMITTED:
$yearA = PHP_INT_MAX + ORDER_YEAR_SUBMITTED;
break;
default:
$yearA = PHP_INT_MAX + ORDER_YEAR_OTHERNONINT;
}
}
if ($yearB === 0) {
switch (strtolower($b->getYearRaw())) {
case Q_YEAR_INPRESS:
$yearB = PHP_INT_MAX + ORDER_YEAR_INPRESS;
break;
case Q_YEAR_ACCEPTED:
$yearB = PHP_INT_MAX + ORDER_YEAR_ACCEPTED;
break;
case Q_YEAR_SUBMITTED:
$yearB = PHP_INT_MAX + ORDER_YEAR_SUBMITTED;
break;
default:
$yearB = PHP_INT_MAX + ORDER_YEAR_OTHERNONINT;
}
}
if ($yearA === $yearB)
return 0;
else if ($yearA > $yearB)
return -1;
else
return 1;
} }
/** compares two instances of BibEntry by title /** compares two instances of BibEntry by title
@ -1744,6 +1812,26 @@ function compare_bib_entry_by_raw_abbrv($a, $b)
return strcmp($a->getRawAbbrv(),$b->getRawAbbrv()); return strcmp($a->getRawAbbrv(),$b->getRawAbbrv());
} }
/** compares two instances of BibEntry by author or editor
*/
function compare_bib_entry_by_name($a, $b)
{
if ($a->hasField(AUTHOR))
$namesA = $a->getAuthor();
else if ($a->hasField(EDITOR))
$namesA = $a->getField(EDITOR);
else
$namesA = __('No author');
if ($b->hasField(AUTHOR))
$namesB = $b->getAuthor();
else if ($b->hasField(EDITOR))
$namesB = $b->getField(EDITOR);
else
$namesB = __('No author');
return strcmp($namesA, $namesB);
}
/** compares two instances of BibEntry by month /** compares two instances of BibEntry by month
* @author Jan Geldmacher * @author Jan Geldmacher
@ -2401,9 +2489,13 @@ else $page = 1;
$index = 0; $index = 0;
foreach ($items as $key => $item) { foreach ($items as $key => $item) {
if ($index >= $startIndex && $index < $endIndex) { if ($index >= $startIndex && $index < $endIndex) {
$href = makeHref(array($queryKey => $key));
echo '<a '. $href .' target="'.BIBTEXBROWSER_MENU_TARGET.'">'. $item ."</a>\n";
echo "<div class=\"mini_se\"></div>\n";
if ($queryKey === 'year') {
$href = makeHref(array($queryKey => __($item)));
} else {
$href = makeHref(array($queryKey => $key));
}
echo '<a '. $href .' target="'.BIBTEXBROWSER_MENU_TARGET.'">'. $item ."</a>\n";
echo "<div class=\"mini_se\"></div>\n";
} }
$index++; $index++;
} }
@ -2423,6 +2515,12 @@ function query2title(&$query) {
$v = preg_replace('/[$^]/','',$v); $v = preg_replace('/[$^]/','',$v);
} }
if($k == Q_KEYS) { $v=json_encode(array_values($v)); } if($k == Q_KEYS) { $v=json_encode(array_values($v)); }
if($k == Q_RANGE) {
foreach ($v as &$range) {
$range = $range[0].'-'.$range[1];
}
$v = join($v, ',');
}
$headers[$k] = __(ucwords($k)).': '.ucwords(htmlspecialchars($v)); $headers[$k] = __(ucwords($k)).': '.ucwords(htmlspecialchars($v));
} }
// special cases // special cases
@ -2541,6 +2639,14 @@ class SimpleDisplay {
var $options = array(); var $options = array();
var $headingLevel = BIBTEXBROWSER_HTMLHEADINGLEVEL;
function incHeadingLevel ($by=1) {
$this->headingLevel += $by;
}
function decHeadingLevel ($by=1) {
$this->headingLevel -= $by;
}
function setDB(&$bibdatabase) { function setDB(&$bibdatabase) {
$this->setEntries($bibdatabase->bibdb); $this->setEntries($bibdatabase->bibdb);
} }
@ -2591,6 +2697,15 @@ class SimpleDisplay {
echo 'Options: '.@implode(',',$this->options).'<br/>'; echo 'Options: '.@implode(',',$this->options).'<br/>';
} }
if ($this->headingLevel == BIBTEXBROWSER_HTMLHEADINGLEVEL) {
echo "\n".'<span class="count">';
if (count($this->entries) == 1) {
echo count ($this->entries).' '.__('result');
} else if (count($this->entries) != 0) {
echo count ($this->entries).' '.__('results');
}
echo "</span>\n";
}
print_header_layout(); print_header_layout();
$count = count($this->entries); $count = count($this->entries);
@ -2598,7 +2713,7 @@ class SimpleDisplay {
$pred = NULL; $pred = NULL;
foreach ($this->entries as $bib) { foreach ($this->entries as $bib) {
if ($this->changeSection($pred, $bib)) { if ($this->changeSection($pred, $bib)) {
echo $this->sectionHeader($bib);
echo $this->sectionHeader($bib, $pred);
} }
// by default, index are in decreasing order // by default, index are in decreasing order
// so that when you add a publicaton recent , the indices of preceding publications don't change // so that when you add a publicaton recent , the indices of preceding publications don't change
@ -2621,7 +2736,7 @@ class SimpleDisplay {
return $f($pred, $bib) != 0; return $f($pred, $bib) != 0;
} }
function sectionHeader($bib) {
function sectionHeader($bib, $pred) {
switch(BIBTEXBROWSER_LAYOUT) { switch(BIBTEXBROWSER_LAYOUT) {
case 'table': case 'table':
return '<tr><td colspan="2" class="'.$this->headerCSS.'">'.$bib->getYear().'</td></tr>'."\n"; return '<tr><td colspan="2" class="'.$this->headerCSS.'">'.$bib->getYear().'</td></tr>'."\n";
@ -2629,6 +2744,15 @@ class SimpleDisplay {
case 'definition': case 'definition':
return '<div class="'.$this->headerCSS.'">'.$bib->getYear().'</div>'."\n"; return '<div class="'.$this->headerCSS.'">'.$bib->getYear().'</div>'."\n";
break; break;
case 'list':
$string = '';
if ($pred) $string .= "</ul>\n";
if ($bib->hasField(YEAR))
$year = $bib->getYear();
else
$year = __('No date');
return $string.'<h'.$this->headingLevel.'>'.$year."</h".$this->headingLevel.">\n<ul class=\"result\">\n";
break;
default: default:
return ''; return '';
} }
@ -2652,7 +2776,7 @@ class NotFoundDisplay {
function setTitle($title) { $this->title = $title; return $this; } function setTitle($title) { $this->title = $title; return $this; }
function getTitle() { return @$this->title ; } function getTitle() { return @$this->title ; }
function display() { function display() {
echo 'no result found, sorry.';
echo '<span class="count">'.__('No results').'</span>';
} }
} }
/** displays the publication records sorted by publication types (as configured by constant BIBLIOGRAPHYSECTIONS). /** displays the publication records sorted by publication types (as configured by constant BIBLIOGRAPHYSECTIONS).
@ -2698,11 +2822,45 @@ class AcademicDisplay {
$this->db = createBibDataBase(); $this->db = createBibDataBase();
$this->db->bibdb = $this->entries; $this->db->bibdb = $this->entries;
foreach (_DefaultBibliographySections() as $section) {
$this->search2html($section['query'],$section['title']);
if (BIBTEXBROWSER_ACADEMIC_TOC != true) {
foreach (_DefaultBibliographySections() as $section) {
$this->search2html($section['query'],$section['title']);
}
} else {
$sections = array();
echo "<ul>";
foreach (_DefaultBibliographySections() as $section) {
$entries = $this->db->multisearch($section['query']);
if (count($entries)>0) {
$anchor = preg_replace("/[^a-zA-Z]/", "", $section['title']);
echo "<li><a href=\"#".$anchor."\">".$section['title']." (".count($entries).")</a></li>";
$display = createBasicDisplay();
$display->incHeadingLevel();
$display->setEntries($entries);
$display->headerCSS = 'theader';
$sections[] = array (
'display' => $display,
'anchor' => $anchor,
'title' => $section['title'],
'count' => count($entries)
);
}
}
echo "</ul>";
foreach ($sections as $section) {
echo "\n<a name=\"".$section['anchor']."\"></a>";
echo "<h".BIBTEXBROWSER_HTMLHEADINGLEVEL.">";
echo $section['title']." (".$section['count'].")";
echo "</h".BIBTEXBROWSER_HTMLHEADINGLEVEL.">\n",
$section['display']->display();
}
} }
} }
} }
@ -3147,10 +3305,31 @@ class BibDataBase {
$result = array(); $result = array();
foreach ($this->bibdb as $bib) { foreach ($this->bibdb as $bib) {
if (!$bib->hasField("year")) continue; if (!$bib->hasField("year")) continue;
$year = $bib->getField("year");
$result[$year] = $year;
$year = strtolower($bib->getYearRaw());
$yearInt = (int) $year;
// Allow for ordering of non-string values ('in press' etc.)
switch ($year) {
case (string) $yearInt: // Sorry for this hacky type-casting
$key = $year;
break;
case Q_YEAR_INPRESS:
$key = PHP_INT_MAX + ORDER_YEAR_INPRESS;
break;
case Q_YEAR_ACCEPTED:
$key = PHP_INT_MAX + ORDER_YEAR_ACCEPTED;
break;
case Q_YEAR_SUBMITTED:
$key = PHP_INT_MAX + ORDER_YEAR_SUBMITTED;
break;
default:
$key = PHP_INT_MAX + ORDER_YEAR_OTHERNONINT;
} }
arsort($result);
$result[$key] = $year;
}
krsort($result);
return $result; return $result;
} }
@ -3215,6 +3394,25 @@ class BibDataBase {
break; break;
} }
} }
else if ($field==Q_RANGE) {
$year = $bib->getYear();
$withinRange = false;
foreach ($query[Q_RANGE] as $elements) {
if ($elements[0] === "" && $elements[1] === "")
$withinRange = true;
else if ($elements[0] === "" && $year <= $elements[1])
$withinRange = true;
else if ($elements[1] === "" && $year >= $elements[0])
$withinRange = true;
else if ($year <= $elements[1] && $year >= $elements[0]) {
$withinRange = true;
}
}
if (!$withinRange)
$entryisselected = false;
}
else { else {
if (!$bib->hasPhrase($fragment, $field)) { if (!$bib->hasPhrase($fragment, $field)) {
$entryisselected = false; $entryisselected = false;
@ -3854,6 +4052,68 @@ class Dispatcher {
function type() { function type() {
$this->query[Q_TYPE]= $_GET[Q_TYPE]; $this->query[Q_TYPE]= $_GET[Q_TYPE];
} }
/**
* Allow the user to search for a range of dates
*
* The query string can comprise several elements separated by commas and
* optionally white-space.
* Each element can either be one number (a year) or two numbers
* (a range of years) separated by anything non-numerical.
*
*/
function range() {
$ranges = explode(',', $_GET[Q_RANGE]);
$result = array();
$nextYear = 1 + (int) date('Y');
$nextYear2D = $nextYear % 100;
$thisCentury = $nextYear - $nextYear2D;
foreach ($ranges as $range) {
$range = trim($range);
preg_match('/([0-9]*)([^0-9]*)([0-9]*)/', $range, $matches);
array_shift($matches);
// If the number is empty, leave it empty - dont put it to 0
// If the number is two-digit, assume it to be within the last century or next year
if ($matches[0] === "") {
$lower = "";
} else if ($matches[0] < 100) {
if ($matches[0] > $nextYear2D) {
$lower = $thisCentury + $matches[0] - 100;
} else {
$lower = $thisCentury + $matches[0];
}
} else {
$lower = $matches[0];
}
// If no separator to indicate a range of years was supplied,
// the upper and lower boundaries are the same.
//
// Otherwise, again:
// If the number is empty, leave it empty - dont put it to 0
// If the number is two-digit, assume it to be within the last century or next year
if ($matches[1] === "")
$upper = $lower;
else {
if ($matches[2] === "") {
$upper = "";
} else if ($matches[2] < 100) {
if ($matches[2] > $nextYear2D) {
$upper = $thisCentury + $matches[2] - 100;
} else {
$upper = $thisCentury + $matches[2];
}
} else {
$upper = $matches[2];
}
}
$result[] = array($lower, $upper);
}
$this->query[Q_RANGE] = $result;
}
function menu() { function menu() {
$menu = createMenuManager(); $menu = createMenuManager();

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