<?php
// Project: Web Reference Database (refbase) <http://www.refbase.net>
// Copyright: Matthias Steffens <mailto:refbase@extracts.de> and the file's
// original author(s).
//
// This code is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY. Please see the GNU General Public
// License for more details.
//
// File: ./cite/styles/cite_APA.php
// Repository: $HeadURL: file:///svn/p/refbase/code/branches/bleeding-edge/cite/styles/cite_APA.php $
// Author(s): Richard Karnesky <mailto:karnesky@gmail.com> and
// Matthias Steffens <mailto:refbase@extracts.de>
//
// Created: 06-Nov-06, 13:00
// Modified: $Date: 2012-02-27 20:25:30 +0000 (Mon, 27 Feb 2012) $
// $Author: msteffens $
// $Revision: 1337 $
// This is a citation style file (which must reside within the 'cite/styles/' sub-directory of your refbase root directory). It contains a
// version of the 'citeRecord()' function that outputs a reference list from selected records according to the citation style used by
// the APA
// based on 'cite_AnnGlaciol_JGlaciol.php'
// TODO: - magazine articles, conference proceedings, patents & reports?
// --------------------------------------------------------------------
// --- BEGIN CITATION STYLE ---
function citeRecord($row, $citeStyle, $citeType, $markupPatternsArray, $encodeHTML)
{
$record = ""; // make sure that our buffer variable is empty
// --- BEGIN TYPE = JOURNAL ARTICLE / MAGAZINE ARTICLE / NEWSPAPER ARTICLE --------------------------------------------------------------
if (preg_match("/^(Journal Article|Magazine Article|Newspaper Article)$/", $row['type']))
{
if (!empty($row['author'])) // author
{
// Call the 'reArrangeAuthorContents()' function (defined in 'include.inc.php') in order to re-order contents of the author field. Required Parameters:
// 1. input: contents of the author field
// 2. input: boolean value that specifies whether the author's family name comes first (within one author) in the source string
// ('true' means that the family name is followed by the given name (or initials), 'false' if it's the other way around)
//
// 3. input: pattern describing old delimiter that separates different authors
// 4. output: for all authors except the last author: new delimiter that separates different authors
// 5. output: for the last author: new delimiter that separates the last author from all other authors
//
// 6. input: pattern describing old delimiter that separates author name & initials (within one author)
// 7. output: for the first author: new delimiter that separates author name & initials (within one author)
// 8. output: for all authors except the first author: new delimiter that separates author name & initials (within one author)
// 9. output: new delimiter that separates multiple initials (within one author)
// 10. output: for the first author: boolean value that specifies if initials go *before* the author's name ['true'], or *after* the author's name ['false'] (which is the default in the db)
// 11. output: for all authors except the first author: boolean value that specifies if initials go *before* the author's name ['true'], or *after* the author's name ['false'] (which is the default in the db)
// 12. output: boolean value that specifies whether an author's full given name(s) shall be shortened to initial(s)
//
// 13. output: if the total number of authors is greater than the given number (integer >= 1), only the number of authors given in (14) will be included in the citation along with the string given in (15); keep empty if all authors shall be returned
// 14. output: number of authors (integer >= 1) that is included in the citation if the total number of authors is greater than the number given in (13); keep empty if not applicable
// 15. output: string that's appended to the number of authors given in (14) if the total number of authors is greater than the number given in (13); the actual number of authors can be printed by including '__NUMBER_OF_AUTHORS__' (without quotes) within the string
//
// 16. output: boolean value that specifies whether the re-ordered string shall be returned with higher ASCII chars HTML encoded
$author = reArrangeAuthorContents($row['author'], // 1.
true, // 2.
"/ *; */", // 3.
", ", // 4.
", " . $markupPatternsArray["ampersand"] . " ", // 5.
"/ *, */", // 6.
", ", // 7.
", ", // 8.
". ", // 9.
false, // 10.
false, // 11.
true, // 12.
"6", // 13.
"6", // 14.
", et al.", // 15.
$encodeHTML); // 16.
if (!preg_match("/\. *$/", $author))
$record .= $author . ".";
else
$record .= $author;
}
if (!empty($row['year']) || !empty($row['volume']) || !empty($row['issue']))
{
if (!empty($row['author']))
$record .= " ";
$record .= "(";
if (!empty($row['year'])) // year
$record .= $row['year'];
if ($row['type'] == "Newspaper Article") // for newspaper articles, volume (=month) and issue (=day) information is printed after the year
{
if (!empty($row['year']) && (!empty($row['volume']) || !empty($row['issue'])))
$record .= ",";
if (!empty($row['volume'])) // volume (=month)
$record .= " " . $row['volume'];
if (!empty($row['issue'])) // issue (=day)
$record .= " " . $row['issue'];
}
$record .= ").";
}
if (!empty($row['title'])) // title
{
if (!empty($row['author']) || !empty($row['year']))
$record .= " ";
$record .= $row['title'];
if (!preg_match("/[?!.]$/", $row['title']))
$record .= ".";
}
// From here on we'll assume that at least one of the fields 'author', 'year' or 'title' did contain some contents
// if this is not the case, the output string will begin with a space. However, any preceding/trailing whitespace will be removed at the cleanup stage (see below)
if (!empty($row['abbrev_journal'])) // abbreviated journal name
$record .= " " . $markupPatternsArray["italic-prefix"] . $row['abbrev_journal'] . $markupPatternsArray["italic-suffix"];
// if there's no abbreviated journal name, we'll use the full journal name
elseif (!empty($row['publication'])) // publication (= journal) name
$record .= " " . $markupPatternsArray["italic-prefix"] . $row['publication'] . $markupPatternsArray["italic-suffix"];
if (preg_match("/^(Journal Article|Magazine Article)$/", $row['type'])) // for journal and magazine articles, volume and issue information is printed after the publication name
{
if (!empty($row['abbrev_journal']) || !empty($row['publication']))
$record .= ", ";
if (!empty($row['volume'])) // volume
$record .= $markupPatternsArray["italic-prefix"] . $row['volume'] . $markupPatternsArray["italic-suffix"];
if (!empty($row['issue'])) // issue
$record .= "(" . $row['issue'] . ")";
}
if ($row['online_publication'] == "yes") // this record refers to an online article
{
// instead of any pages info (which normally doesn't exist for online publications) we append
// an optional string (given in 'online_citation') plus the current date and the DOI (or URL):
$today = date("F j, Y");
if (!empty($row['online_citation'])) // online_citation
{
if (!empty($row['volume']) || !empty($row['issue']) || !empty($row['abbrev_journal']) || !empty($row['publication'])) // only add "," if either volume, issue, abbrev_journal or publication isn't empty
$record .= ",";
$record .= " " . $row['online_citation'];
}
if (!empty($row['doi'])) // doi
{
if (!empty($row['online_citation']) OR (empty($row['online_citation']) AND (!empty($row['volume']) || !empty($row['issue']) || !empty($row['abbrev_journal']) || !empty($row['publication'])))) // only add "." if online_citation isn't empty, or else if either volume, issue, abbrev_journal or publication isn't empty
$record .= ".";
if ($encodeHTML)
$record .= " Retrieved " . $today . ", from " . encodeHTML("http://dx.doi.org/" . $row['doi']);
else
$record .= " Retrieved " . $today . ", from http://dx.doi.org/" . $row['doi'];
}
elseif (!empty($row['url'])) // url
{
if (!empty($row['online_citation']) OR (empty($row['online_citation']) AND (!empty($row['volume']) || !empty($row['issue']) || !empty($row['abbrev_journal']) || !empty($row['publication'])))) // only add "." if online_citation isn't empty, or else if either volume, issue, abbrev_journal or publication isn't empty
$record .= ".";
if ($encodeHTML)
$record .= " Retrieved " . $today . ", from " . encodeHTML($row['url']);
else
$record .= " Retrieved " . $today . ", from " . $row['url'];
}
}
else // $row['online_publication'] == "no" -> this record refers to a printed article, so we append any pages info instead:
{
if (!empty($row['pages'])) // pages
{
if (!empty($row['volume']) || !empty($row['issue']) || !empty($row['abbrev_journal']) || !empty($row['publication'])) // only add ", " if either volume, issue, abbrev_journal or publication isn't empty
$record .= ", ";
if ($row['type'] == "Newspaper Article") // for newspaper articles, we prefix page numbers with "p." or "pp."
$record .= formatPageInfo($row['pages'], $markupPatternsArray["endash"], "p. ", "pp. "); // function 'formatPageInfo()' is defined in 'cite.inc.php'
else
$record .= formatPageInfo($row['pages'], $markupPatternsArray["endash"]);
}
}
if (!preg_match("/\. *$/", $record) && !($row['online_publication'] == "yes" && (!empty($row['doi']) || !empty($row['url'])))) // if the string doesn't end with a period or a DOI/URL
$record .= ".";
}
// --- BEGIN TYPE = ABSTRACT / BOOK CHAPTER / CONFERENCE ARTICLE ------------------------------------------------------------------------
elseif (preg_match("/^(Abstract|Book Chapter|Conference Article)$/", $row['type']))
{
if (!empty($row['author'])) // author
{
// Call the 'reArrangeAuthorContents()' function (defined in 'include.inc.php') in order to re-order contents of the author field. Required Parameters:
// 1. input: contents of the author field
// 2. input: boolean value that specifies whether the author's family name comes first (within one author) in the source string
// ('true' means that the family name is followed by the given name (or initials), 'false' if it's the other way around)
//
// 3. input: pattern describing old delimiter that separates different authors
// 4. output: for all authors except the last author: new delimiter that separates different authors
// 5. output: for the last author: new delimiter that separates the last author from all other authors
//
// 6. input: pattern describing old delimiter that separates author name & initials (within one author)
// 7. output: for the first author: new delimiter that separates author name & initials (within one author)
// 8. output: for all authors except the first author: new delimiter that separates author name & initials (within one author)
// 9. output: new delimiter that separates multiple initials (within one author)
// 10. output: for the first author: boolean value that specifies if initials go *before* the author's name ['true'], or *after* the author's name ['false'] (which is the default in the db)
// 11. output: for all authors except the first author: boolean value that specifies if initials go *before* the author's name ['true'], or *after* the author's name ['false'] (which is the default in the db)
// 12. output: boolean value that specifies whether an author's full given name(s) shall be shortened to initial(s)
//
// 13. output: if the total number of authors is greater than the given number (integer >= 1), only the number of authors given in (14) will be included in the citation along with the string given in (15); keep empty if all authors shall be returned
// 14. output: number of authors (integer >= 1) that is included in the citation if the total number of authors is greater than the number given in (13); keep empty if not applicable
// 15. output: string that's appended to the number of authors given in (14) if the total number of authors is greater than the number given in (13); the actual number of authors can be printed by including '__NUMBER_OF_AUTHORS__' (without quotes) within the string
//
// 16. output: boolean value that specifies whether the re-ordered string shall be returned with higher ASCII chars HTML encoded
$author = reArrangeAuthorContents($row['author'], // 1.
true, // 2.
"/ *; */", // 3.
", ", // 4.
", " . $markupPatternsArray["ampersand"] . " ", // 5.
"/ *, */", // 6.
", ", // 7.
", ", // 8.
". ", // 9.
false, // 10.
false, // 11.
true, // 12.
"6", // 13.
"6", // 14.
", et al.", // 15.
$encodeHTML); // 16.
if (!preg_match("/\. *$/", $author))
$record .= $author . ".";
else
$record .= $author;
}
if (!empty($row['year'])) // year
{
if (!empty($row['author']))
$record .= " ";
$record .= "(" . $row['year'] . ").";
}
if (!empty($row['title'])) // title
{
if (!empty($row['author']) || !empty($row['year']))
$record .= " ";
$record .= $row['title'];
if (!preg_match("/[?!.]$/", $row['title']))
$record .= ".";
}
// From here on we'll assume that at least one of the fields 'author', 'year' or 'title' did contain some contents
// if this is not the case, the output string will begin with a space. However, any preceding/trailing whitespace will be removed at the cleanup stage (see below)
if (!empty($row['editor'])) // editor
{
// Call the 'reArrangeAuthorContents()' function (defined in 'include.inc.php') in order to re-order contents of the author field. Required Parameters:
// 1. input: contents of the author field
// 2. input: boolean value that specifies whether the author's family name comes first (within one author) in the source string
// ('true' means that the family name is followed by the given name (or initials), 'false' if it's the other way around)
//
// 3. input: pattern describing old delimiter that separates different authors
// 4. output: for all authors except the last author: new delimiter that separates different authors
// 5. output: for the last author: new delimiter that separates the last author from all other authors
//
// 6. input: pattern describing old delimiter that separates author name & initials (within one author)
// 7. output: for the first author: new delimiter that separates author name & initials (within one author)
// 8. output: for all authors except the first author: new delimiter that separates author name & initials (within one author)
// 9. output: new delimiter that separates multiple initials (within one author)
// 10. output: for the first author: boolean value that specifies if initials go *before* the author's name ['true'], or *after* the author's name ['false'] (which is the default in the db)
// 11. output: for all authors except the first author: boolean value that specifies if initials go *before* the author's name ['true'], or *after* the author's name ['false'] (which is the default in the db)
// 12. output: boolean value that specifies whether an author's full given name(s) shall be shortened to initial(s)
//
// 13. output: if the total number of authors is greater than the given number (integer >= 1), only the number of authors given in (14) will be included in the citation along with the string given in (15); keep empty if all authors shall be returned
// 14. output: number of authors (integer >= 1) that is included in the citation if the total number of authors is greater than the number given in (13); keep empty if not applicable
// 15. output: string that's appended to the number of authors given in (14) if the total number of authors is greater than the number given in (13); the actual number of authors can be printed by including '__NUMBER_OF_AUTHORS__' (without quotes) within the string
//
// 16. output: boolean value that specifies whether the re-ordered string shall be returned with higher ASCII chars HTML encoded
$editor = reArrangeAuthorContents($row['editor'], // 1.
true, // 2.
"/ *; */", // 3.
", ", // 4.
", " . $markupPatternsArray["ampersand"] . " ", // 5.
"/ *, */", // 6.
" ", // 7.
" ", // 8.
". ", // 9.
true, // 10.
true, // 11.
true, // 12.
"6", // 13.
"6", // 14.
", et al.", // 15.
$encodeHTML); // 16.
$record .= " In " . $editor . " (";
if (preg_match("/^[^;\r\n]+(;[^;\r\n]+)+$/", $row['editor'])) // there are at least two editors (separated by ';')
$record .= "Eds.";
else // there's only one editor (or the editor field is malformed with multiple editors but missing ';' separator[s])
$record .= "Ed.";
$record .= "),";
}
$publication = preg_replace("/[ \r\n]*\(Eds?:[^\)\r\n]*\)/i", "", $row['publication']);
if (!empty($publication)) // publication
{
if (empty($row['editor']))
$record .= " In";
$record .= " " . $markupPatternsArray["italic-prefix"] . $publication . $markupPatternsArray["italic-suffix"];
}
if (!empty($row['edition']) && !preg_match("/^(1|1st|first|one)( ed\.?| edition)?$/i", $row['edition']) || !empty($row['volume']) || !empty($row['pages']))
{
$record .= " (";
if (!empty($row['edition']) && !preg_match("/^(1|1st|first|one)( ed\.?| edition)?$/i", $row['edition'])) // edition
{
if (preg_match("/^\d{1,3}$/", $row['edition'])) // if the edition field contains a number of up to three digits, we assume it's an edition number (such as "2nd ed.")
{
if ($row['edition'] == "2")
$editionSuffix = "nd";
elseif ($row['edition'] == "3")
$editionSuffix = "rd";
else
$editionSuffix = "th";
}
else
$editionSuffix = "";
if (!empty($row['edition']) && !preg_match("/( ed\.?| edition)$/i", $row['edition']))
$editionSuffix .= " ed.";
$record .= $row['edition'] . $editionSuffix;
}
if (!empty($row['volume'])) // volume
{
if (!empty($row['edition']) && !preg_match("/^(1|1st|first|one)( ed\.?| edition)?$/i", $row['edition']))
$record .= ", ";
$record .= "Vol. " . $row['volume'];
}
if (!empty($row['pages'])) // pages
{
if (!empty($row['edition']) && !preg_match("/^(1|1st|first|one)( ed\.?| edition)?$/i", $row['edition']) || !empty($row['volume']))
$record .= ", ";
$record .= formatPageInfo($row['pages'], $markupPatternsArray["endash"], "p. ", "pp. "); // function 'formatPageInfo()' is defined in 'cite.inc.php'
}
$record .= ")";
}
if (!empty($row['abbrev_series_title']) OR !empty($row['series_title'])) // if there's either a full or an abbreviated series title
{
if (!preg_match("@[?!.][ " . $markupPatternsArray["italic-suffix"] . "]*$@", $record))
$record .= ".";
$record .= " ";
if (!empty($row['abbrev_series_title']))
$record .= $row['abbrev_series_title']; // abbreviated series title
// if there's no abbreviated series title, we'll use the full series title instead:
elseif (!empty($row['series_title']))
$record .= $row['series_title']; // full series title
if (!empty($row['series_volume'])||!empty($row['series_issue']))
$record .= ", ";
if (!empty($row['series_volume'])) // series volume (I'm not really sure if -- for this cite style -- the series volume & issue should be rather omitted here)
$record .= $row['series_volume'];
if (!empty($row['series_issue'])) // series issue (see note for series volume)
$record .= "(" . $row['series_issue'] . ")";
}
$record .= ".";
if (!empty($row['place'])) // place
$record .= " " . $row['place'];
if (!empty($row['publisher'])) // publisher
{
if (!empty($row['place']))
$record .= ":";
$record .= " " . $row['publisher'];
}
if (!preg_match("/\. *$/", $record))
$record .= ".";
}
// --- BEGIN TYPE = BOOK WHOLE / CONFERENCE VOLUME / JOURNAL / MANUAL / MANUSCRIPT / MAP / MISCELLANEOUS / PATENT / REPORT / SOFTWARE ---
else // if (preg_match("/Book Whole|Conference Volume|Journal|Manual|Manuscript|Map|Miscellaneous|Patent|Report|Software/", $row['type']))
// note that this also serves as a fallback: unrecognized resource types will be formatted similar to whole books
{
if (!empty($row['author'])) // author
{
$author = preg_replace("/[ \r\n]*\(eds?\)/i", "", $row['author']);
// Call the 'reArrangeAuthorContents()' function (defined in 'include.inc.php') in order to re-order contents of the author field. Required Parameters:
// 1. input: contents of the author field
// 2. input: boolean value that specifies whether the author's family name comes first (within one author) in the source string
// ('true' means that the family name is followed by the given name (or initials), 'false' if it's the other way around)
//
// 3. input: pattern describing old delimiter that separates different authors
// 4. output: for all authors except the last author: new delimiter that separates different authors
// 5. output: for the last author: new delimiter that separates the last author from all other authors
//
// 6. input: pattern describing old delimiter that separates author name & initials (within one author)
// 7. output: for the first author: new delimiter that separates author name & initials (within one author)
// 8. output: for all authors except the first author: new delimiter that separates author name & initials (within one author)
// 9. output: new delimiter that separates multiple initials (within one author)
// 10. output: for the first author: boolean value that specifies if initials go *before* the author's name ['true'], or *after* the author's name ['false'] (which is the default in the db)
// 11. output: for all authors except the first author: boolean value that specifies if initials go *before* the author's name ['true'], or *after* the author's name ['false'] (which is the default in the db)
// 12. output: boolean value that specifies whether an author's full given name(s) shall be shortened to initial(s)
//
// 13. output: if the total number of authors is greater than the given number (integer >= 1), only the number of authors given in (14) will be included in the citation along with the string given in (15); keep empty if all authors shall be returned
// 14. output: number of authors (integer >= 1) that is included in the citation if the total number of authors is greater than the number given in (13); keep empty if not applicable
// 15. output: string that's appended to the number of authors given in (14) if the total number of authors is greater than the number given in (13); the actual number of authors can be printed by including '__NUMBER_OF_AUTHORS__' (without quotes) within the string
//
// 16. output: boolean value that specifies whether the re-ordered string shall be returned with higher ASCII chars HTML encoded
$author = reArrangeAuthorContents($author, // 1.
true, // 2.
"/ *; */", // 3.
", ", // 4.
", " . $markupPatternsArray["ampersand"] . " ", // 5.
"/ *, */", // 6.
", ", // 7.
", ", // 8.
". ", // 9.
false, // 10.
false, // 11.
true, // 12.
"6", // 13.
"6", // 14.
", et al.", // 15.
$encodeHTML); // 16.
// if the author is actually the editor of the resource we'll append ', ed' (or ', eds') to the author string:
// [to distinguish editors from authors in the 'author' field, the 'modify.php' script does append ' (ed)' or ' (eds)' if appropriate,
// so we're just checking for these identifier strings here. Alternatively, we could check whether the editor field matches the author field]
if (preg_match("/[ \r\n]*\(ed\)/", $row['author'])) // single editor
$author = $author . " (Ed.).";
elseif (preg_match("/[ \r\n]*\(eds\)/", $row['author'])) // multiple editors
$author = $author . " (Eds.).";
if (!preg_match("/\. *$/", $author))
$record .= $author . ".";
else
$record .= $author;
}
if (!empty($row['year'])) // year
{
if (!empty($row['author']))
$record .= " ";
$record .= "(" . $row['year'] . ").";
}
if (!empty($row['title'])) // title
{
if (!empty($row['author']) || !empty($row['year']))
$record .= " ";
if ($row['type'] == "Software") // except for software, the title is printed in italics
$record .= $row['title'];
else
$record .= $markupPatternsArray["italic-prefix"] . $row['title'] . $markupPatternsArray["italic-suffix"];
}
if (!empty($row['editor']) && !preg_match("/[ \r\n]*\(eds?\)/", $row['author'])) // editor (if different from author, see note above regarding the check for ' (ed)' or ' (eds)')
{
// Call the 'reArrangeAuthorContents()' function (defined in 'include.inc.php') in order to re-order contents of the author field. Required Parameters:
// 1. input: contents of the author field
// 2. input: boolean value that specifies whether the author's family name comes first (within one author) in the source string
// ('true' means that the family name is followed by the given name (or initials), 'false' if it's the other way around)
//
// 3. input: pattern describing old delimiter that separates different authors
// 4. output: for all authors except the last author: new delimiter that separates different authors
// 5. output: for the last author: new delimiter that separates the last author from all other authors
//
// 6. input: pattern describing old delimiter that separates author name & initials (within one author)
// 7. output: for the first author: new delimiter that separates author name & initials (within one author)
// 8. output: for all authors except the first author: new delimiter that separates author name & initials (within one author)
// 9. output: new delimiter that separates multiple initials (within one author)
// 10. output: for the first author: boolean value that specifies if initials go *before* the author's name ['true'], or *after* the author's name ['false'] (which is the default in the db)
// 11. output: for all authors except the first author: boolean value that specifies if initials go *before* the author's name ['true'], or *after* the author's name ['false'] (which is the default in the db)
// 12. output: boolean value that specifies whether an author's full given name(s) shall be shortened to initial(s)
//
// 13. output: if the total number of authors is greater than the given number (integer >= 1), only the number of authors given in (14) will be included in the citation along with the string given in (15); keep empty if all authors shall be returned
// 14. output: number of authors (integer >= 1) that is included in the citation if the total number of authors is greater than the number given in (13); keep empty if not applicable
// 15. output: string that's appended to the number of authors given in (14) if the total number of authors is greater than the number given in (13); the actual number of authors can be printed by including '__NUMBER_OF_AUTHORS__' (without quotes) within the string
//
// 16. output: boolean value that specifies whether the re-ordered string shall be returned with higher ASCII chars HTML encoded
$editor = reArrangeAuthorContents($row['editor'], // 1.
true, // 2.
"/ *; */", // 3.
", ", // 4.
", " . $markupPatternsArray["ampersand"] . " ", // 5.
"/ *, */", // 6.
" ", // 7.
" ", // 8.
". ", // 9.
true, // 10.
true, // 11.
true, // 12.
"6", // 13.
"6", // 14.
", et al.", // 15.
$encodeHTML); // 16.
if (!empty($row['author']) || !empty($row['year']) || !empty($row['title']))
$record .= " ";
$record .= " (" . $editor . ", ";
if (preg_match("/^[^;\r\n]+(;[^;\r\n]+)+$/", $row['editor'])) // there are at least two editors (separated by ';')
$record .= "Eds.";
else // there's only one editor (or the editor field is malformed with multiple editors but missing ';' separator[s])
$record .= "Ed.";
$record .= ")";
}
if (!empty($row['edition']) || !empty($row['volume']))
{
if (!empty($row['author']) || !empty($row['year']) || !empty($row['title']) || (!empty($row['editor']) && !preg_match("/[ \r\n]*\(eds?\)/", $row['author'])))
$record .= " ";
$record .= "(";
if ($row['type'] == "Software") // software edition (=version)
{
$record .= "Version " . $row['edition'];
}
elseif (!preg_match("/^(1|1st|first|one)( ed\.?| edition)?$/i", $row['edition'])) // regular edition (other than the first)
{
if (preg_match("/^\d{1,3}$/", $row['edition'])) // if the edition field contains a number of up to three digits, we assume it's an edition number (such as "2nd ed.")
{
if ($row['edition'] == "2")
$editionSuffix = "nd";
elseif ($row['edition'] == "3")
$editionSuffix = "rd";
else
$editionSuffix = "th";
}
else
$editionSuffix = "";
if (!empty($row['edition']) && !preg_match("/( ed\.?| edition)$/i", $row['edition']))
$editionSuffix .= " ed.";
$record .= $row['edition'] . $editionSuffix;
}
if (!empty($row['volume'])) // volume
{
if (!empty($row['edition']) && !preg_match("/^(1|1st|first|one)( ed\.?| edition)?$/i", $row['edition']))
$record .= ", ";
$record .= "Vol. " . $row['volume'];
}
$record .= ")";
}
if ($row['type'] == "Software") // for software, add software label
{
$record .= " [Computer software]";
}
else // add series info, thesis info, and publisher & place
{
if ((!empty($row['title']) && !preg_match("/[?!.]$/", $row['title'])) || (!empty($row['editor']) && !preg_match("/[ \r\n]*\(eds?\)/", $row['author'])) || !empty($row['edition']) || !empty($row['volume']))
$record .= ".";
if (!empty($row['abbrev_series_title']) OR !empty($row['series_title'])) // if there's either a full or an abbreviated series title
{
$record .= " ";
if (!empty($row['abbrev_series_title']))
$record .= $row['abbrev_series_title']; // abbreviated series title
// if there's no abbreviated series title, we'll use the full series title instead:
elseif (!empty($row['series_title']))
$record .= $row['series_title']; // full series title
if (!empty($row['series_volume'])||!empty($row['series_issue']))
$record .= ", ";
if (!empty($row['series_volume'])) // series volume (I'm not really sure if -- for this cite style -- the series volume & issue should be rather omitted here)
$record .= $row['series_volume'];
if (!empty($row['series_issue'])) // series issue (see note for series volume)
$record .= "(" . $row['series_issue'] . ")";
$record .= ".";
}
if (!empty($row['thesis'])) // thesis
{
$record .= " " . $row['thesis'];
$record .= ", " . $row['publisher'];
$record .= ", " . $row['place'];
}
else // not a thesis
{
if (!empty($row['place'])) // place
$record .= " " . $row['place'];
if (!empty($row['publisher'])) // publisher
{
if (!empty($row['place']))
$record .= ":";
if ($row['author'] == $row['publisher']) // in APA style, the string "Author" is used instead of the publisher's name when the author and publisher are identical
$record .= " Author";
else
$record .= " " . $row['publisher'];
}
}
}
if ($row['online_publication'] == "yes" || $row['type'] == "Software") // this record refers to an online article, or a computer program/software
{
if (!empty($row['online_citation'])) // online_citation
{
if (!preg_match("/\. *$/", $record))
$record .= ".";
$record .= " " . $row['online_citation'];
}
if (!empty($row['doi']) || !empty($row['url']))
{
if (!preg_match("/\. *$/", $record))
$record .= ".";
if ($row['type'] == "Software")
{
$record .= " Available from ";
}
else
{
$today = date("F j, Y");
$record .= " Retrieved " . $today . ", from ";
}
if (!empty($row['doi'])) // doi
{
if ($encodeHTML)
$record .= encodeHTML("http://dx.doi.org/" . $row['doi']);
else
$record .= "http://dx.doi.org/" . $row['doi'];
}
elseif (!empty($row['url'])) // url
{
if ($encodeHTML)
$record .= encodeHTML($row['url']);
else
$record .= $row['url'];
}
}
}
if (!preg_match("/\. *$/", $record) && !(($row['online_publication'] == "yes" || $row['type'] == "Software") && !empty($row['url']))) // if the string doesn't end with a period or no URL/DOI was given
$record .= ".";
}
// --- BEGIN POST-PROCESSING -----------------------------------------------------------------------------------------------------------
// do some further cleanup:
$record = trim($record); // remove any preceding or trailing whitespace
return $record;
}
// --- END CITATION STYLE ---
?>