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Added option to multisearch that filters on names (author or editor). (#119)

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This commit is contained in:
Heerko Groefsema
2023-05-09 20:43:54 +02:00
committed by GitHub
parent 285fd0f858
commit 3615286dfd
2 changed files with 71 additions and 5 deletions
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bibtexbrowser.php
+45 -4
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@@ -243,6 +243,10 @@ define('Q_INNER_AUTHOR', '_author');// internally used for representing the auth
define('Q_INNER_TYPE', 'x-bibtex-type');// used for representing the type of the bibtex entry internally
@define('Q_INNER_KEYS_INDEX', '_keys-index');// used for storing indices in $_GET[Q_KEYS] array
define('Q_NAME', 'name');// used to allow for exact last name matches in multisearch
define('Q_AUTHOR_NAME', 'author_name');// used to allow for exact last name matches in multisearch
define('Q_EDITOR_NAME', 'editor_name');// used to allow for exact last name matches in multisearch
// for clean search engine links
// we disable url rewriting
// ... and hope that your php configuration will accept one of these
@@ -1487,12 +1491,18 @@ class BibEntry {
/** Returns the authors of this entry as an array (split by " and ") */
function getRawAuthors() {
return $this->split_authors();
return $this->split_names(Q_AUTHOR);
}
function split_authors() {
if (!array_key_exists(Q_AUTHOR, $this->raw_fields)) return array();
$array = preg_split('/ and( |$)/ims', @$this->raw_fields[Q_AUTHOR]);
// Previously called split_authors. Made generic to allow call on editors as well.
function split_names($key) {
if (!array_key_exists($key, $this->raw_fields)) return array();
// Sometimes authors/editors are split by line breaks followed by whitespace in bib files.
// In this case we need to replace these with a normal space.
$raw = preg_replace( '/\s+/', ' ', @$this->raw_fields[$key]);
$array = preg_split('/ and( |$)/ims', $raw);
$res = array();
// we merge the remaining ones
for ($i=0; $i < count($array)-1; $i++) {
@@ -1689,6 +1699,12 @@ class BibEntry {
return $editors;
}
/** Returns the editors of this entry as an array (split by " and ") */
function getRawEditors() {
return $this->split_names(EDITOR);
}
/** Returns the editors of this entry as an arry */
function getFormattedEditors() {
$editors = array();
@@ -4037,6 +4053,31 @@ class BibDataBase {
break;
}
}
else if ($field==Q_NAME || $field==Q_AUTHOR_NAME || $field==Q_EDITOR_NAME) {
// Names require exact matching per name. Although a preg_match over the entire author field is possible,
// it's inconvenient and often results in unwanted matches if not done careful. Instead, use
// 'name'=>'(M. Monperrus|Monperrus, M.)' to exact match the name of an author or editor, use
// 'author_name' to match the name of an author, and use 'editor_name' to match the name of an editor.
$names = [];
if ($field==Q_NAME || $field==Q_AUTHOR_NAME)
$names = array_merge($bib->getRawAuthors(), $names);
if ($field==Q_NAME || $field==Q_EDITOR_NAME)
$names = array_merge($bib->getRawEditors(), $names);
if (empty($names)) {
$entryisselected = false;
} else {
foreach ($names as $name) {
$entryisselected = preg_match('/^' . $fragment . '$/', trim($name));
if ($entryisselected) {
break;
}
}
}
if (!$entryisselected) {
break;
}
}
else if ($field==Q_KEYS) {
if ( ! in_array( $bib->getKey(), $query[Q_KEYS] ) ) {
$entryisselected = false;